From 23035b9aa0b5361a3e12e6e46dd76b60fb6d8eb8 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 29 Nov 2020 13:35:43 -0500 Subject: [PATCH 001/206] Merkle staticmethods --- lbry/wallet/server/merkle.py | 79 +++++++++++++++++++----------------- 1 file changed, 42 insertions(+), 37 deletions(-) diff --git a/lbry/wallet/server/merkle.py b/lbry/wallet/server/merkle.py index 1a42b01859..8cf1ca08ba 100644 --- a/lbry/wallet/server/merkle.py +++ b/lbry/wallet/server/merkle.py @@ -43,10 +43,12 @@ class Merkle: def __init__(self, hash_func=double_sha256): self.hash_func = hash_func - def tree_depth(self, hash_count): - return self.branch_length(hash_count) + 1 + @staticmethod + def tree_depth(hash_count): + return Merkle.branch_length(hash_count) + 1 - def branch_length(self, hash_count): + @staticmethod + def branch_length(hash_count): """Return the length of a merkle branch given the number of hashes.""" if not isinstance(hash_count, int): raise TypeError('hash_count must be an integer') @@ -54,7 +56,8 @@ def branch_length(self, hash_count): raise ValueError('hash_count must be at least 1') return ceil(log(hash_count, 2)) - def branch_and_root(self, hashes, index, length=None): + @staticmethod + def branch_and_root(hashes, index, length=None, hash_func=double_sha256): """Return a (merkle branch, merkle_root) pair given hashes, and the index of one of those hashes. """ @@ -64,7 +67,7 @@ def branch_and_root(self, hashes, index, length=None): # This also asserts hashes is not empty if not 0 <= index < len(hashes): raise ValueError(f"index '{index}/{len(hashes)}' out of range") - natural_length = self.branch_length(len(hashes)) + natural_length = Merkle.branch_length(len(hashes)) if length is None: length = natural_length else: @@ -73,7 +76,6 @@ def branch_and_root(self, hashes, index, length=None): if length < natural_length: raise ValueError('length out of range') - hash_func = self.hash_func branch = [] for _ in range(length): if len(hashes) & 1: @@ -85,44 +87,47 @@ def branch_and_root(self, hashes, index, length=None): return branch, hashes[0] - def root(self, hashes, length=None): + @staticmethod + def root(hashes, length=None): """Return the merkle root of a non-empty iterable of binary hashes.""" - branch, root = self.branch_and_root(hashes, 0, length) + branch, root = Merkle.branch_and_root(hashes, 0, length) return root - def root_from_proof(self, hash, branch, index): - """Return the merkle root given a hash, a merkle branch to it, and - its index in the hashes array. - - branch is an iterable sorted deepest to shallowest. If the - returned root is the expected value then the merkle proof is - verified. - - The caller should have confirmed the length of the branch with - branch_length(). Unfortunately this is not easily done for - bitcoin transactions as the number of transactions in a block - is unknown to an SPV client. - """ - hash_func = self.hash_func - for elt in branch: - if index & 1: - hash = hash_func(elt + hash) - else: - hash = hash_func(hash + elt) - index >>= 1 - if index: - raise ValueError('index out of range for branch') - return hash - - def level(self, hashes, depth_higher): + # @staticmethod + # def root_from_proof(hash, branch, index, hash_func=double_sha256): + # """Return the merkle root given a hash, a merkle branch to it, and + # its index in the hashes array. + # + # branch is an iterable sorted deepest to shallowest. If the + # returned root is the expected value then the merkle proof is + # verified. + # + # The caller should have confirmed the length of the branch with + # branch_length(). Unfortunately this is not easily done for + # bitcoin transactions as the number of transactions in a block + # is unknown to an SPV client. + # """ + # for elt in branch: + # if index & 1: + # hash = hash_func(elt + hash) + # else: + # hash = hash_func(hash + elt) + # index >>= 1 + # if index: + # raise ValueError('index out of range for branch') + # return hash + + @staticmethod + def level(hashes, depth_higher): """Return a level of the merkle tree of hashes the given depth higher than the bottom row of the original tree.""" size = 1 << depth_higher - root = self.root + root = Merkle.root return [root(hashes[n: n + size], depth_higher) for n in range(0, len(hashes), size)] - def branch_and_root_from_level(self, level, leaf_hashes, index, + @staticmethod + def branch_and_root_from_level(level, leaf_hashes, index, depth_higher): """Return a (merkle branch, merkle_root) pair when a merkle-tree has a level cached. @@ -146,10 +151,10 @@ def branch_and_root_from_level(self, level, leaf_hashes, index, if not isinstance(leaf_hashes, list): raise TypeError("leaf_hashes must be a list") leaf_index = (index >> depth_higher) << depth_higher - leaf_branch, leaf_root = self.branch_and_root( + leaf_branch, leaf_root = Merkle.branch_and_root( leaf_hashes, index - leaf_index, depth_higher) index >>= depth_higher - level_branch, root = self.branch_and_root(level, index) + level_branch, root = Merkle.branch_and_root(level, index) # Check last so that we know index is in-range if leaf_root != level[index]: raise ValueError('leaf hashes inconsistent with level') From cf5dba91572a0e8730dd02084e7d0cdd133aea73 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 9 Jan 2021 14:39:20 -0500 Subject: [PATCH 002/206] combine leveldb databases --- lbry/wallet/server/block_processor.py | 6 +- lbry/wallet/server/history.py | 82 ++++++++------------ lbry/wallet/server/leveldb.py | 107 ++++++++++++-------------- 3 files changed, 85 insertions(+), 110 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 8e38aa9a27..7ac468b8b0 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -605,7 +605,9 @@ def spend_utxo(self, tx_hash, tx_idx): # Key: b'h' + compressed_tx_hash + tx_idx + tx_num # Value: hashX prefix = b'h' + tx_hash[:4] + idx_packed - candidates = dict(self.db.utxo_db.iterator(prefix=prefix)) + candidates = {db_key: hashX for db_key, hashX + in self.db.db.iterator(prefix=prefix)} + for hdb_key, hashX in candidates.items(): tx_num_packed = hdb_key[-4:] if len(candidates) > 1: @@ -624,7 +626,7 @@ def spend_utxo(self, tx_hash, tx_idx): # Key: b'u' + address_hashX + tx_idx + tx_num # Value: the UTXO value as a 64-bit unsigned integer udb_key = b'u' + hashX + hdb_key[-6:] - utxo_value_packed = self.db.utxo_db.get(udb_key) + utxo_value_packed = self.db.db.get(udb_key) if utxo_value_packed is None: self.logger.warning( "%s:%s is not found in UTXO db for %s", hash_to_hex_str(tx_hash), tx_idx, hash_to_hex_str(hashX) diff --git a/lbry/wallet/server/history.py b/lbry/wallet/server/history.py index f3a7fbf17e..312eaed034 100644 --- a/lbry/wallet/server/history.py +++ b/lbry/wallet/server/history.py @@ -16,13 +16,17 @@ from functools import partial from lbry.wallet.server import util -from lbry.wallet.server.util import pack_be_uint32, unpack_be_uint32_from, unpack_be_uint16_from +from lbry.wallet.server.util import pack_be_uint16, unpack_be_uint16_from from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN +HASHX_HISTORY_PREFIX = b'x' +HIST_STATE = b'state-hist' + + class History: - DB_VERSIONS = [0, 1] + DB_VERSIONS = [0] def __init__(self): self.logger = util.class_logger(__name__, self.__class__.__name__) @@ -32,34 +36,9 @@ def __init__(self): self.unflushed_count = 0 self.db = None - @property - def needs_migration(self): - return self.db_version != max(self.DB_VERSIONS) - - def migrate(self): - # 0 -> 1: flush_count from 16 to 32 bits - self.logger.warning("HISTORY MIGRATION IN PROGRESS. Please avoid shutting down before it finishes.") - with self.db.write_batch() as batch: - for key, value in self.db.iterator(prefix=b''): - if len(key) != 13: - continue - flush_id, = unpack_be_uint16_from(key[-2:]) - new_key = key[:-2] + pack_be_uint32(flush_id) - batch.put(new_key, value) - self.logger.warning("history migration: new keys added, removing old ones.") - for key, value in self.db.iterator(prefix=b''): - if len(key) == 13: - batch.delete(key) - self.logger.warning("history migration: writing new state.") - self.db_version = 1 - self.write_state(batch) - self.logger.warning("history migration: done.") - - def open_db(self, db_class, for_sync, utxo_flush_count, compacting): - self.db = db_class('hist', for_sync) + def open_db(self, db, for_sync, utxo_flush_count, compacting): + self.db = db #db_class('hist', for_sync) self.read_state() - if self.needs_migration: - self.migrate() self.clear_excess(utxo_flush_count) # An incomplete compaction needs to be cancelled otherwise # restarting it will corrupt the history @@ -69,11 +48,11 @@ def open_db(self, db_class, for_sync, utxo_flush_count, compacting): def close_db(self): if self.db: - self.db.close() + # self.db.close() self.db = None def read_state(self): - state = self.db.get(b'state\0\0') + state = self.db.get(HIST_STATE) if state: state = ast.literal_eval(state.decode()) if not isinstance(state, dict): @@ -105,17 +84,18 @@ def clear_excess(self, utxo_flush_count): 'excess history flushes...') keys = [] - for key, hist in self.db.iterator(prefix=b''): - flush_id, = unpack_be_uint32_from(key[-4:]) + for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX): + k = key[1:] + flush_id, = unpack_be_uint16_from(k[-2:]) if flush_id > utxo_flush_count: - keys.append(key) + keys.append(k) self.logger.info(f'deleting {len(keys):,d} history entries') self.flush_count = utxo_flush_count with self.db.write_batch() as batch: for key in keys: - batch.delete(key) + batch.delete(HASHX_HISTORY_PREFIX + key) self.write_state(batch) self.logger.info('deleted excess history entries') @@ -130,7 +110,7 @@ def write_state(self, batch): } # History entries are not prefixed; the suffix \0\0 ensures we # look similar to other entries and aren't interfered with - batch.put(b'state\0\0', repr(state).encode()) + batch.put(HIST_STATE, repr(state).encode()) def add_unflushed(self, hashXs_by_tx, first_tx_num): unflushed = self.unflushed @@ -151,13 +131,13 @@ def assert_flushed(self): def flush(self): start_time = time.time() self.flush_count += 1 - flush_id = pack_be_uint32(self.flush_count) + flush_id = pack_be_uint16(self.flush_count) unflushed = self.unflushed with self.db.write_batch() as batch: for hashX in sorted(unflushed): key = hashX + flush_id - batch.put(key, unflushed[hashX].tobytes()) + batch.put(HASHX_HISTORY_PREFIX + key, unflushed[hashX].tobytes()) self.write_state(batch) count = len(unflushed) @@ -179,16 +159,17 @@ def backup(self, hashXs, tx_count): for hashX in sorted(hashXs): deletes = [] puts = {} - for key, hist in self.db.iterator(prefix=hashX, reverse=True): + for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, reverse=True): + k = key[1:] a = array.array('I') a.frombytes(hist) # Remove all history entries >= tx_count idx = bisect_left(a, tx_count) nremoves += len(a) - idx if idx > 0: - puts[key] = a[:idx].tobytes() + puts[k] = a[:idx].tobytes() break - deletes.append(key) + deletes.append(k) for key in deletes: batch.delete(key) @@ -246,9 +227,9 @@ def _flush_compaction(self, cursor, write_items, keys_to_delete): with self.db.write_batch() as batch: # Important: delete first! The keyspace may overlap. for key in keys_to_delete: - batch.delete(key) + batch.delete(HASHX_HISTORY_PREFIX + key) for key, value in write_items: - batch.put(key, value) + batch.put(HASHX_HISTORY_PREFIX + key, value) self.write_state(batch) def _compact_hashX(self, hashX, hist_map, hist_list, @@ -275,7 +256,7 @@ def _compact_hashX(self, hashX, hist_map, hist_list, write_size = 0 keys_to_delete.update(hist_map) for n, chunk in enumerate(util.chunks(full_hist, max_row_size)): - key = hashX + pack_be_uint32(n) + key = hashX + pack_be_uint16(n) if hist_map.get(key) == chunk: keys_to_delete.remove(key) else: @@ -296,11 +277,12 @@ def _compact_prefix(self, prefix, write_items, keys_to_delete): key_len = HASHX_LEN + 2 write_size = 0 - for key, hist in self.db.iterator(prefix=prefix): + for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + prefix): + k = key[1:] # Ignore non-history entries - if len(key) != key_len: + if len(k) != key_len: continue - hashX = key[:-2] + hashX = k[:-2] if hashX != prior_hashX and prior_hashX: write_size += self._compact_hashX(prior_hashX, hist_map, hist_list, write_items, @@ -308,7 +290,7 @@ def _compact_prefix(self, prefix, write_items, keys_to_delete): hist_map.clear() hist_list.clear() prior_hashX = hashX - hist_map[key] = hist + hist_map[k] = hist hist_list.append(hist) if prior_hashX: @@ -326,8 +308,8 @@ def _compact_history(self, limit): # Loop over 2-byte prefixes cursor = self.comp_cursor - while write_size < limit and cursor < (1 << 32): - prefix = pack_be_uint32(cursor) + while write_size < limit and cursor < 65536: + prefix = pack_be_uint16(cursor) write_size += self._compact_prefix(prefix, write_items, keys_to_delete) cursor += 1 diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 5498706bde..effc0b4c6b 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -41,6 +41,14 @@ TX_PREFIX = b'B' TX_NUM_PREFIX = b'N' BLOCK_HASH_PREFIX = b'C' +HISTORY_PREFIX = b'A' +HASHX_UTXO_PREFIX = b'h' +UTXO_PREFIX = b'u' +HASHX_HISTORY_PREFIX = b'x' + +UTXO_STATE = b'state-utxo' +HIST_STATE = b'state-hist' + @@ -80,7 +88,7 @@ def __init__(self, env): self.db_class = db_class(env.db_dir, self.env.db_engine) self.history = History() - self.utxo_db = None + self.db = None self.tx_counts = None self.headers = None self.encoded_headers = LRUCacheWithMetrics(1 << 21, metric_name='encoded_headers', namespace='wallet_server') @@ -107,7 +115,7 @@ async def _read_tx_counts(self): def get_counts(): return tuple( util.unpack_be_uint64(tx_count) - for tx_count in self.tx_db.iterator(prefix=TX_COUNT_PREFIX, include_key=False) + for tx_count in self.db.iterator(prefix=TX_COUNT_PREFIX, include_key=False) ) tx_counts = await asyncio.get_event_loop().run_in_executor(self.executor, get_counts) @@ -122,7 +130,7 @@ def get_counts(): async def _read_txids(self): def get_txids(): - return list(self.tx_db.iterator(prefix=TX_HASH_PREFIX, include_key=False)) + return list(self.db.iterator(prefix=TX_HASH_PREFIX, include_key=False)) start = time.perf_counter() self.logger.info("loading txids") @@ -137,7 +145,9 @@ async def _read_headers(self): return def get_headers(): - return list(self.headers_db.iterator(prefix=HEADER_PREFIX, include_key=False)) + return [ + header for header in self.db.iterator(prefix=HEADER_PREFIX, include_key=False) + ] headers = await asyncio.get_event_loop().run_in_executor(self.executor, get_headers) assert len(headers) - 1 == self.db_height, f"{len(headers)} vs {self.db_height}" @@ -152,29 +162,17 @@ async def _open_dbs(self, for_sync, compacting): f.write(f'ElectrumX databases and metadata for ' f'{self.coin.NAME} {self.coin.NET}'.encode()) - assert self.headers_db is None - self.headers_db = self.db_class('headers', for_sync) - if self.headers_db.is_new: - self.logger.info('created new headers db') - self.logger.info(f'opened headers DB (for sync: {for_sync})') - - assert self.tx_db is None - self.tx_db = self.db_class('tx', for_sync) - if self.tx_db.is_new: - self.logger.info('created new tx db') - self.logger.info(f'opened tx DB (for sync: {for_sync})') - - assert self.utxo_db is None - # First UTXO DB - self.utxo_db = self.db_class('utxo', for_sync) - if self.utxo_db.is_new: - self.logger.info('created new utxo db') - self.logger.info(f'opened utxo db (for sync: {for_sync})') + assert self.db is None + self.db = self.db_class(f'lbry-{self.env.db_engine}', for_sync) + if self.db.is_new: + self.logger.info('created new db: %s', f'lbry-{self.env.db_engine}') + self.logger.info(f'opened DB (for sync: {for_sync})') + self.read_utxo_state() # Then history DB self.utxo_flush_count = self.history.open_db( - self.db_class, for_sync, self.utxo_flush_count, compacting + self.db, for_sync, self.utxo_flush_count, compacting ) self.clear_excess_undo_info() @@ -185,10 +183,8 @@ async def _open_dbs(self, for_sync, compacting): await self._read_headers() def close(self): - self.utxo_db.close() + self.db.close() self.history.close_db() - self.headers_db.close() - self.tx_db.close() self.executor.shutdown(wait=True) self.executor = None @@ -209,18 +205,12 @@ async def open_for_serving(self): """Open the databases for serving. If they are already open they are closed first. """ - self.logger.info('closing DBs to re-open for serving') - if self.utxo_db: - self.logger.info('closing DBs to re-open for serving') - self.utxo_db.close() - self.history.close_db() - self.utxo_db = None - if self.headers_db: - self.headers_db.close() - self.headers_db = None - if self.tx_db: - self.tx_db.close() - self.tx_db = None + if self.db: + return + # self.logger.info('closing DBs to re-open for serving') + # self.db.close() + # self.history.close_db() + # self.db = None await self._open_dbs(False, False) self.logger.info("opened for serving") @@ -269,14 +259,14 @@ def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): self.flush_history() # Flush state last as it reads the wall time. - with self.utxo_db.write_batch() as batch: + with self.db.write_batch() as batch: if flush_utxos: self.flush_utxo_db(batch, flush_data) self.flush_state(batch) # Update and put the wall time again - otherwise we drop the # time it took to commit the batch - self.flush_state(self.utxo_db) + self.flush_state(self.db) elapsed = self.last_flush - start_time self.logger.info(f'flush #{self.history.flush_count:,d} took ' @@ -284,7 +274,7 @@ def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): f'txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') # Catch-up stats - if self.utxo_db.for_sync: + if self.db.for_sync: flush_interval = self.last_flush - prior_flush tx_per_sec_gen = int(flush_data.tx_count / self.wall_time) tx_per_sec_last = 1 + int(tx_delta / flush_interval) @@ -315,7 +305,7 @@ def flush_fs(self, flush_data): # Write the headers start_time = time.perf_counter() - with self.headers_db.write_batch() as batch: + with self.db.write_batch() as batch: batch_put = batch.put for i, header in enumerate(flush_data.headers): batch_put(HEADER_PREFIX + util.pack_be_uint64(self.fs_height + i + 1), header) @@ -325,7 +315,7 @@ def flush_fs(self, flush_data): height_start = self.fs_height + 1 tx_num = prior_tx_count - with self.tx_db.write_batch() as batch: + with self.db.write_batch() as batch: batch_put = batch.put for block_hash, (tx_hashes, txs) in zip(flush_data.block_hashes, flush_data.block_txs): tx_count = self.tx_counts[height_start] @@ -380,7 +370,7 @@ def flush_utxo_db(self, batch, flush_data): self.flush_undo_infos(batch_put, flush_data.undo_infos) flush_data.undo_infos.clear() - if self.utxo_db.for_sync: + if self.db.for_sync: block_count = flush_data.height - self.db_height tx_count = flush_data.tx_count - self.db_tx_count elapsed = time.time() - start_time @@ -414,7 +404,7 @@ def flush_backup(self, flush_data, touched): self.backup_fs(flush_data.height, flush_data.tx_count) self.history.backup(touched, flush_data.tx_count) - with self.utxo_db.write_batch() as batch: + with self.db.write_batch() as batch: self.flush_utxo_db(batch, flush_data) # Flush state last as it reads the wall time. self.flush_state(batch) @@ -488,9 +478,8 @@ def fs_tx_hash(self, tx_num): def _fs_transactions(self, txids: Iterable[str]): unpack_be_uint64 = util.unpack_be_uint64 tx_counts = self.tx_counts - tx_db_get = self.tx_db.get + tx_db_get = self.db.get tx_cache = self._tx_and_merkle_cache - tx_infos = {} for tx_hash in txids: @@ -548,11 +537,13 @@ async def limited_history(self, hashX, *, limit=1000): def read_history(): db_height = self.db_height tx_counts = self.tx_counts + tx_db_get = self.db.get + pack_be_uint64 = util.pack_be_uint64 cnt = 0 txs = [] - for hist in self.history.db.iterator(prefix=hashX, include_key=False): + for hist in self.history.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, include_key=False): a = array.array('I') a.frombytes(hist) for tx_num in a: @@ -587,7 +578,7 @@ def undo_key(self, height): def read_undo_info(self, height): """Read undo information from a file for the current height.""" - return self.utxo_db.get(self.undo_key(height)) + return self.db.get(self.undo_key(height)) def flush_undo_infos(self, batch_put, undo_infos): """undo_infos is a list of (undo_info, height) pairs.""" @@ -626,14 +617,14 @@ def clear_excess_undo_info(self): prefix = b'U' min_height = self.min_undo_height(self.db_height) keys = [] - for key, hist in self.utxo_db.iterator(prefix=prefix): + for key, hist in self.db.iterator(prefix=prefix): height, = unpack('>I', key[-4:]) if height >= min_height: break keys.append(key) if keys: - with self.utxo_db.write_batch() as batch: + with self.db.write_batch() as batch: for key in keys: batch.delete(key) self.logger.info(f'deleted {len(keys):,d} stale undo entries') @@ -654,7 +645,7 @@ def clear_excess_undo_info(self): # -- UTXO database def read_utxo_state(self): - state = self.utxo_db.get(b'state') + state = self.db.get(UTXO_STATE) if not state: self.db_height = -1 self.db_tx_count = 0 @@ -697,7 +688,7 @@ def read_utxo_state(self): self.logger.info(f'height: {self.db_height:,d}') self.logger.info(f'tip: {hash_to_hex_str(self.db_tip)}') self.logger.info(f'tx count: {self.db_tx_count:,d}') - if self.utxo_db.for_sync: + if self.db.for_sync: self.logger.info(f'flushing DB cache at {self.env.cache_MB:,d} MB') if self.first_sync: self.logger.info(f'sync time so far: {util.formatted_time(self.wall_time)}') @@ -714,11 +705,11 @@ def write_utxo_state(self, batch): 'first_sync': self.first_sync, 'db_version': self.db_version, } - batch.put(b'state', repr(state).encode()) + batch.put(UTXO_STATE, repr(state).encode()) def set_flush_count(self, count): self.utxo_flush_count = count - with self.utxo_db.write_batch() as batch: + with self.db.write_batch() as batch: self.write_utxo_state(batch) async def all_utxos(self, hashX): @@ -731,7 +722,7 @@ def read_utxos(): # Key: b'u' + address_hashX + tx_idx + tx_num # Value: the UTXO value as a 64-bit unsigned integer prefix = b'u' + hashX - for db_key, db_value in self.utxo_db.iterator(prefix=prefix): + for db_key, db_value in self.db.iterator(prefix=prefix): tx_pos, tx_num = s_unpack(' Date: Mon, 11 Jan 2021 12:17:54 -0500 Subject: [PATCH 003/206] atomic flush_dbs --- lbry/wallet/server/block_processor.py | 20 ++- lbry/wallet/server/leveldb.py | 218 ++++++++++++++------------ 2 files changed, 130 insertions(+), 108 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 7ac468b8b0..5289cc8f6d 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -2,14 +2,17 @@ import asyncio from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor -from typing import Optional +from typing import Optional, List, Tuple from prometheus_client import Gauge, Histogram import lbry +from lbry.schema.claim import Claim +from lbry.wallet.server.tx import Tx from lbry.wallet.server.db.writer import SQLDB from lbry.wallet.server.daemon import DaemonError from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN from lbry.wallet.server.util import chunks, class_logger from lbry.wallet.server.leveldb import FlushData +from lbry.wallet.transaction import Transaction from lbry.wallet.server.udp import StatusServer @@ -212,15 +215,15 @@ async def check_and_advance_blocks(self, raw_blocks): chain = [self.tip] + [self.coin.header_hash(h) for h in headers[:-1]] if hprevs == chain: + start = time.perf_counter() await self.run_in_thread_with_lock(self.advance_blocks, blocks) if self.sql: await self.db.search_index.claim_consumer(self.sql.claim_producer()) for cache in self.search_cache.values(): cache.clear() - self.history_cache.clear() + self.history_cache.clear() # TODO: is this needed? self.notifications.notified_mempool_txs.clear() - await self._maybe_flush() processed_time = time.perf_counter() - start self.block_count_metric.set(self.height) self.block_update_time_metric.observe(processed_time) @@ -423,7 +426,14 @@ def advance_blocks(self, blocks): self.headers.extend(headers) self.tip = self.coin.header_hash(headers[-1]) - def advance_txs(self, height, txs, header, block_hash): + self.db.flush_dbs(self.flush_data(), True, self.estimate_txs_remaining) + + for cache in self.search_cache.values(): + cache.clear() + self.history_cache.clear() + self.notifications.notified_mempool_txs.clear() + + def advance_txs(self, height, txs: List[Tuple[Tx, bytes]], header, block_hash): self.block_hashes.append(block_hash) self.block_txs.append((b''.join(tx_hash for tx, tx_hash in txs), [tx.raw for tx, _ in txs])) @@ -611,7 +621,6 @@ def spend_utxo(self, tx_hash, tx_idx): for hdb_key, hashX in candidates.items(): tx_num_packed = hdb_key[-4:] if len(candidates) > 1: - tx_num, = unpack('= 0 else 0) + assert len(flush_data.block_txs) == len(flush_data.headers) assert flush_data.height == self.fs_height + len(flush_data.headers) assert flush_data.tx_count == (self.tx_counts[-1] if self.tx_counts @@ -302,87 +310,91 @@ def flush_fs(self, flush_data): b''.join(hashes for hashes, _ in flush_data.block_txs) ) // 32 == flush_data.tx_count - prior_tx_count + # Write the headers start_time = time.perf_counter() with self.db.write_batch() as batch: batch_put = batch.put - for i, header in enumerate(flush_data.headers): - batch_put(HEADER_PREFIX + util.pack_be_uint64(self.fs_height + i + 1), header) + height_start = self.fs_height + 1 + tx_num = prior_tx_count + for i, (header, block_hash, (tx_hashes, txs)) in enumerate(zip(flush_data.headers, flush_data.block_hashes, flush_data.block_txs)): + batch_put(HEADER_PREFIX + util.pack_be_uint64(height_start), header) self.headers.append(header) - flush_data.headers.clear() - - height_start = self.fs_height + 1 - tx_num = prior_tx_count - - with self.db.write_batch() as batch: - batch_put = batch.put - for block_hash, (tx_hashes, txs) in zip(flush_data.block_hashes, flush_data.block_txs): tx_count = self.tx_counts[height_start] batch_put(BLOCK_HASH_PREFIX + util.pack_be_uint64(height_start), block_hash[::-1]) batch_put(TX_COUNT_PREFIX + util.pack_be_uint64(height_start), util.pack_be_uint64(tx_count)) height_start += 1 offset = 0 while offset < len(tx_hashes): - batch_put(TX_HASH_PREFIX + util.pack_be_uint64(tx_num), tx_hashes[offset:offset+32]) - batch_put(TX_NUM_PREFIX + tx_hashes[offset:offset+32], util.pack_be_uint64(tx_num)) - batch_put(TX_PREFIX + tx_hashes[offset:offset+32], txs[offset // 32]) + batch_put(TX_HASH_PREFIX + util.pack_be_uint64(tx_num), tx_hashes[offset:offset + 32]) + batch_put(TX_NUM_PREFIX + tx_hashes[offset:offset + 32], util.pack_be_uint64(tx_num)) + batch_put(TX_PREFIX + tx_hashes[offset:offset + 32], txs[offset // 32]) + tx_num += 1 offset += 32 + flush_data.headers.clear() + flush_data.block_txs.clear() + flush_data.block_hashes.clear() + # flush_data.claim_txo_cache.clear() + # flush_data.support_txo_cache.clear() - flush_data.block_txs.clear() - flush_data.block_hashes.clear() + self.fs_height = flush_data.height + self.fs_tx_count = flush_data.tx_count - self.fs_height = flush_data.height - self.fs_tx_count = flush_data.tx_count - elapsed = time.perf_counter() - start_time - self.logger.info(f'flushed filesystem data in {elapsed:.2f}s') - def flush_history(self): - self.history.flush() + # Then history + self.history.flush_count += 1 + flush_id = pack_be_uint16(self.history.flush_count) + unflushed = self.history.unflushed - def flush_utxo_db(self, batch, flush_data): - """Flush the cached DB writes and UTXO set to the batch.""" - # Care is needed because the writes generated by flushing the - # UTXO state may have keys in common with our write cache or - # may be in the DB already. - start_time = time.time() - add_count = len(flush_data.adds) - spend_count = len(flush_data.deletes) // 2 + for hashX in sorted(unflushed): + key = hashX + flush_id + batch_put(HASHX_HISTORY_PREFIX + key, unflushed[hashX].tobytes()) + self.history.write_state(batch) - # Spends - batch_delete = batch.delete - for key in sorted(flush_data.deletes): - batch_delete(key) - flush_data.deletes.clear() + unflushed.clear() + self.history.unflushed_count = 0 - # New UTXOs - batch_put = batch.put - for key, value in flush_data.adds.items(): - # suffix = tx_idx + tx_num - hashX = value[:-12] - suffix = key[-2:] + value[-12:-8] - batch_put(b'h' + key[:4] + suffix, hashX) - batch_put(b'u' + hashX + suffix, value[-8:]) - flush_data.adds.clear() - # New undo information - self.flush_undo_infos(batch_put, flush_data.undo_infos) - flush_data.undo_infos.clear() + ######################### - if self.db.for_sync: - block_count = flush_data.height - self.db_height - tx_count = flush_data.tx_count - self.db_tx_count - elapsed = time.time() - start_time - self.logger.info(f'flushed {block_count:,d} blocks with ' - f'{tx_count:,d} txs, {add_count:,d} UTXO adds, ' - f'{spend_count:,d} spends in ' - f'{elapsed:.1f}s, committing...') + # Flush state last as it reads the wall time. + if flush_utxos: + self.flush_utxo_db(batch, flush_data) - self.utxo_flush_count = self.history.flush_count - self.db_height = flush_data.height - self.db_tx_count = flush_data.tx_count - self.db_tip = flush_data.tip + # self.flush_state(batch) + # + now = time.time() + self.wall_time += now - self.last_flush + self.last_flush = now + self.last_flush_tx_count = self.fs_tx_count + self.write_utxo_state(batch) + + # # Update and put the wall time again - otherwise we drop the + # # time it took to commit the batch + # # self.flush_state(self.db) + # now = time.time() + # self.wall_time += now - self.last_flush + # self.last_flush = now + # self.last_flush_tx_count = self.fs_tx_count + # self.write_utxo_state(batch) + + elapsed = self.last_flush - start_time + self.logger.info(f'flush #{self.history.flush_count:,d} took ' + f'{elapsed:.1f}s. Height {flush_data.height:,d} ' + f'txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') + + # Catch-up stats + if self.db.for_sync: + flush_interval = self.last_flush - prior_flush + tx_per_sec_gen = int(flush_data.tx_count / self.wall_time) + tx_per_sec_last = 1 + int(tx_delta / flush_interval) + eta = estimate_txs_remaining() / tx_per_sec_last + self.logger.info(f'tx/sec since genesis: {tx_per_sec_gen:,d}, ' + f'since last flush: {tx_per_sec_last:,d}') + self.logger.info(f'sync time: {formatted_time(self.wall_time)} ' + f'ETA: {formatted_time(eta)}') def flush_state(self, batch): """Flush chain state to the batch.""" From 62cc6dfe76a51e1b1eacbd3e82fbaa4ea88fe723 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 11 Jan 2021 18:13:39 -0500 Subject: [PATCH 004/206] consolidate leveldb block advance/reorg -move methods from History to LevelDB --- lbry/wallet/server/block_processor.py | 13 +- lbry/wallet/server/history.py | 493 ++++++++++++-------------- lbry/wallet/server/leveldb.py | 217 +++++++++--- 3 files changed, 414 insertions(+), 309 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5289cc8f6d..de8ee6980d 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -384,7 +384,7 @@ def check_cache_size(self): one_MB = 1000*1000 utxo_cache_size = len(self.utxo_cache) * 205 db_deletes_size = len(self.db_deletes) * 57 - hist_cache_size = self.db.history.unflushed_memsize() + hist_cache_size = len(self.db.history.unflushed) * 180 + self.db.history.unflushed_count * 4 # Roughly ntxs * 32 + nblocks * 42 tx_hash_size = ((self.tx_count - self.db.fs_tx_count) * 32 + (self.height - self.db.fs_height) * 42) @@ -475,7 +475,16 @@ def advance_txs(self, height, txs: List[Tuple[Tx, bytes]], header, block_hash): self.db.total_transactions.append(tx_hash) tx_num += 1 - self.db.history.add_unflushed(hashXs_by_tx, self.tx_count) + # self.db.add_unflushed(hashXs_by_tx, self.tx_count) + first_tx_num = self.tx_count + _unflushed = self.db.history.unflushed + _count = 0 + for _tx_num, _hashXs in enumerate(hashXs_by_tx, start=first_tx_num): + for _hashX in set(_hashXs): + _unflushed[_hashX].append(_tx_num) + _count += len(_hashXs) + self.db.history.unflushed_count += _count + self.tx_count = tx_num self.db.tx_counts.append(tx_num) diff --git a/lbry/wallet/server/history.py b/lbry/wallet/server/history.py index 312eaed034..82f7ceb784 100644 --- a/lbry/wallet/server/history.py +++ b/lbry/wallet/server/history.py @@ -34,150 +34,122 @@ def __init__(self): self.max_hist_row_entries = 12500 self.unflushed = defaultdict(partial(array.array, 'I')) self.unflushed_count = 0 - self.db = None - - def open_db(self, db, for_sync, utxo_flush_count, compacting): - self.db = db #db_class('hist', for_sync) - self.read_state() - self.clear_excess(utxo_flush_count) - # An incomplete compaction needs to be cancelled otherwise - # restarting it will corrupt the history - if not compacting: - self._cancel_compaction() - return self.flush_count - - def close_db(self): - if self.db: - # self.db.close() - self.db = None - - def read_state(self): - state = self.db.get(HIST_STATE) - if state: - state = ast.literal_eval(state.decode()) - if not isinstance(state, dict): - raise RuntimeError('failed reading state from history DB') - self.flush_count = state['flush_count'] - self.comp_flush_count = state.get('comp_flush_count', -1) - self.comp_cursor = state.get('comp_cursor', -1) - self.db_version = state.get('db_version', 0) - else: - self.flush_count = 0 - self.comp_flush_count = -1 - self.comp_cursor = -1 - self.db_version = max(self.DB_VERSIONS) - - self.logger.info(f'history DB version: {self.db_version}') - if self.db_version not in self.DB_VERSIONS: - msg = f'this software only handles DB versions {self.DB_VERSIONS}' - self.logger.error(msg) - raise RuntimeError(msg) - self.logger.info(f'flush count: {self.flush_count:,d}') - - def clear_excess(self, utxo_flush_count): - # < might happen at end of compaction as both DBs cannot be - # updated atomically - if self.flush_count <= utxo_flush_count: - return - - self.logger.info('DB shut down uncleanly. Scanning for ' - 'excess history flushes...') - - keys = [] - for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX): - k = key[1:] - flush_id, = unpack_be_uint16_from(k[-2:]) - if flush_id > utxo_flush_count: - keys.append(k) - - self.logger.info(f'deleting {len(keys):,d} history entries') - - self.flush_count = utxo_flush_count - with self.db.write_batch() as batch: - for key in keys: - batch.delete(HASHX_HISTORY_PREFIX + key) - self.write_state(batch) - - self.logger.info('deleted excess history entries') - - def write_state(self, batch): - """Write state to the history DB.""" - state = { - 'flush_count': self.flush_count, - 'comp_flush_count': self.comp_flush_count, - 'comp_cursor': self.comp_cursor, - 'db_version': self.db_version, - } - # History entries are not prefixed; the suffix \0\0 ensures we - # look similar to other entries and aren't interfered with - batch.put(HIST_STATE, repr(state).encode()) - - def add_unflushed(self, hashXs_by_tx, first_tx_num): - unflushed = self.unflushed - count = 0 - for tx_num, hashXs in enumerate(hashXs_by_tx, start=first_tx_num): - hashXs = set(hashXs) - for hashX in hashXs: - unflushed[hashX].append(tx_num) - count += len(hashXs) - self.unflushed_count += count - - def unflushed_memsize(self): - return len(self.unflushed) * 180 + self.unflushed_count * 4 - - def assert_flushed(self): - assert not self.unflushed - - def flush(self): - start_time = time.time() - self.flush_count += 1 - flush_id = pack_be_uint16(self.flush_count) - unflushed = self.unflushed - - with self.db.write_batch() as batch: - for hashX in sorted(unflushed): - key = hashX + flush_id - batch.put(HASHX_HISTORY_PREFIX + key, unflushed[hashX].tobytes()) - self.write_state(batch) - - count = len(unflushed) - unflushed.clear() - self.unflushed_count = 0 - - if self.db.for_sync: - elapsed = time.time() - start_time - self.logger.info(f'flushed history in {elapsed:.1f}s ' - f'for {count:,d} addrs') - - def backup(self, hashXs, tx_count): - # Not certain this is needed, but it doesn't hurt - self.flush_count += 1 - nremoves = 0 - bisect_left = bisect.bisect_left - - with self.db.write_batch() as batch: - for hashX in sorted(hashXs): - deletes = [] - puts = {} - for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, reverse=True): - k = key[1:] - a = array.array('I') - a.frombytes(hist) - # Remove all history entries >= tx_count - idx = bisect_left(a, tx_count) - nremoves += len(a) - idx - if idx > 0: - puts[k] = a[:idx].tobytes() - break - deletes.append(k) - - for key in deletes: - batch.delete(key) - for key, value in puts.items(): - batch.put(key, value) - self.write_state(batch) - - self.logger.info(f'backing up removed {nremoves:,d} history entries') + self.flush_count = 0 + self.comp_flush_count = -1 + self.comp_cursor = -1 + # self.db = None + + # def close_db(self): + # if self.db: + # # self.db.close() + # self.db = None + + # def read_state(self): + # state = self.db.get(HIST_STATE) + # if state: + # state = ast.literal_eval(state.decode()) + # if not isinstance(state, dict): + # raise RuntimeError('failed reading state from history DB') + # self.flush_count = state['flush_count'] + # self.comp_flush_count = state.get('comp_flush_count', -1) + # self.comp_cursor = state.get('comp_cursor', -1) + # self.db_version = state.get('db_version', 0) + # else: + # self.flush_count = 0 + # self.comp_flush_count = -1 + # self.comp_cursor = -1 + # self.db_version = max(self.DB_VERSIONS) + # + # self.logger.info(f'history DB version: {self.db_version}') + # if self.db_version not in self.DB_VERSIONS: + # msg = f'this software only handles DB versions {self.DB_VERSIONS}' + # self.logger.error(msg) + # raise RuntimeError(msg) + # self.logger.info(f'flush count: {self.flush_count:,d}') + + # def clear_excess(self, utxo_flush_count): + # # < might happen at end of compaction as both DBs cannot be + # # updated atomically + # if self.flush_count <= utxo_flush_count: + # return + # + # self.logger.info('DB shut down uncleanly. Scanning for ' + # 'excess history flushes...') + # + # keys = [] + # for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX): + # k = key[1:] + # flush_id, = unpack_be_uint16_from(k[-2:]) + # if flush_id > utxo_flush_count: + # keys.append(k) + # + # self.logger.info(f'deleting {len(keys):,d} history entries') + # + # self.flush_count = utxo_flush_count + # with self.db.write_batch() as batch: + # for key in keys: + # batch.delete(HASHX_HISTORY_PREFIX + key) + # self.write_state(batch) + # + # self.logger.info('deleted excess history entries') + # + # def write_state(self, batch): + # """Write state to the history DB.""" + # state = { + # 'flush_count': self.flush_count, + # 'comp_flush_count': self.comp_flush_count, + # 'comp_cursor': self.comp_cursor, + # 'db_version': self.db_version, + # } + # # History entries are not prefixed; the suffix \0\0 ensures we + # # look similar to other entries and aren't interfered with + # batch.put(HIST_STATE, repr(state).encode()) + + # def add_unflushed(self, hashXs_by_tx, first_tx_num): + # unflushed = self.unflushed + # count = 0 + # for tx_num, hashXs in enumerate(hashXs_by_tx, start=first_tx_num): + # hashXs = set(hashXs) + # for hashX in hashXs: + # unflushed[hashX].append(tx_num) + # count += len(hashXs) + # self.unflushed_count += count + + # def unflushed_memsize(self): + # return len(self.unflushed) * 180 + self.unflushed_count * 4 + + # def assert_flushed(self): + # assert not self.unflushed + + # def backup(self, hashXs, tx_count): + # # Not certain this is needed, but it doesn't hurt + # self.flush_count += 1 + # nremoves = 0 + # bisect_left = bisect.bisect_left + # + # with self.db.write_batch() as batch: + # for hashX in sorted(hashXs): + # deletes = [] + # puts = {} + # for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, reverse=True): + # k = key[1:] + # a = array.array('I') + # a.frombytes(hist) + # # Remove all history entries >= tx_count + # idx = bisect_left(a, tx_count) + # nremoves += len(a) - idx + # if idx > 0: + # puts[k] = a[:idx].tobytes() + # break + # deletes.append(k) + # + # for key in deletes: + # batch.delete(key) + # for key, value in puts.items(): + # batch.put(key, value) + # self.write_state(batch) + # + # self.logger.info(f'backing up removed {nremoves:,d} history entries') # def get_txnums(self, hashX, limit=1000): # """Generator that returns an unpruned, sorted list of tx_nums in the @@ -213,119 +185,120 @@ def backup(self, hashXs, tx_count): # When compaction is complete and the final flush takes place, # flush_count is reset to comp_flush_count, and comp_flush_count to -1 - def _flush_compaction(self, cursor, write_items, keys_to_delete): - """Flush a single compaction pass as a batch.""" - # Update compaction state - if cursor == 65536: - self.flush_count = self.comp_flush_count - self.comp_cursor = -1 - self.comp_flush_count = -1 - else: - self.comp_cursor = cursor - - # History DB. Flush compacted history and updated state - with self.db.write_batch() as batch: - # Important: delete first! The keyspace may overlap. - for key in keys_to_delete: - batch.delete(HASHX_HISTORY_PREFIX + key) - for key, value in write_items: - batch.put(HASHX_HISTORY_PREFIX + key, value) - self.write_state(batch) - - def _compact_hashX(self, hashX, hist_map, hist_list, - write_items, keys_to_delete): - """Compress history for a hashX. hist_list is an ordered list of - the histories to be compressed.""" - # History entries (tx numbers) are 4 bytes each. Distribute - # over rows of up to 50KB in size. A fixed row size means - # future compactions will not need to update the first N - 1 - # rows. - max_row_size = self.max_hist_row_entries * 4 - full_hist = b''.join(hist_list) - nrows = (len(full_hist) + max_row_size - 1) // max_row_size - if nrows > 4: - self.logger.info('hashX {} is large: {:,d} entries across ' - '{:,d} rows' - .format(hash_to_hex_str(hashX), - len(full_hist) // 4, nrows)) - - # Find what history needs to be written, and what keys need to - # be deleted. Start by assuming all keys are to be deleted, - # and then remove those that are the same on-disk as when - # compacted. - write_size = 0 - keys_to_delete.update(hist_map) - for n, chunk in enumerate(util.chunks(full_hist, max_row_size)): - key = hashX + pack_be_uint16(n) - if hist_map.get(key) == chunk: - keys_to_delete.remove(key) - else: - write_items.append((key, chunk)) - write_size += len(chunk) - - assert n + 1 == nrows - self.comp_flush_count = max(self.comp_flush_count, n) - - return write_size - - def _compact_prefix(self, prefix, write_items, keys_to_delete): - """Compact all history entries for hashXs beginning with the - given prefix. Update keys_to_delete and write.""" - prior_hashX = None - hist_map = {} - hist_list = [] - - key_len = HASHX_LEN + 2 - write_size = 0 - for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + prefix): - k = key[1:] - # Ignore non-history entries - if len(k) != key_len: - continue - hashX = k[:-2] - if hashX != prior_hashX and prior_hashX: - write_size += self._compact_hashX(prior_hashX, hist_map, - hist_list, write_items, - keys_to_delete) - hist_map.clear() - hist_list.clear() - prior_hashX = hashX - hist_map[k] = hist - hist_list.append(hist) - - if prior_hashX: - write_size += self._compact_hashX(prior_hashX, hist_map, hist_list, - write_items, keys_to_delete) - return write_size - - def _compact_history(self, limit): - """Inner loop of history compaction. Loops until limit bytes have - been processed. - """ - keys_to_delete = set() - write_items = [] # A list of (key, value) pairs - write_size = 0 - - # Loop over 2-byte prefixes - cursor = self.comp_cursor - while write_size < limit and cursor < 65536: - prefix = pack_be_uint16(cursor) - write_size += self._compact_prefix(prefix, write_items, - keys_to_delete) - cursor += 1 - - max_rows = self.comp_flush_count + 1 - self._flush_compaction(cursor, write_items, keys_to_delete) - - self.logger.info('history compaction: wrote {:,d} rows ({:.1f} MB), ' - 'removed {:,d} rows, largest: {:,d}, {:.1f}% complete' - .format(len(write_items), write_size / 1000000, - len(keys_to_delete), max_rows, - 100 * cursor / 65536)) - return write_size - - def _cancel_compaction(self): - if self.comp_cursor != -1: - self.logger.warning('cancelling in-progress history compaction') - self.comp_flush_count = -1 - self.comp_cursor = -1 + # def _flush_compaction(self, cursor, write_items, keys_to_delete): + # """Flush a single compaction pass as a batch.""" + # # Update compaction state + # if cursor == 65536: + # self.flush_count = self.comp_flush_count + # self.comp_cursor = -1 + # self.comp_flush_count = -1 + # else: + # self.comp_cursor = cursor + # + # # History DB. Flush compacted history and updated state + # with self.db.write_batch() as batch: + # # Important: delete first! The keyspace may overlap. + # for key in keys_to_delete: + # batch.delete(HASHX_HISTORY_PREFIX + key) + # for key, value in write_items: + # batch.put(HASHX_HISTORY_PREFIX + key, value) + # self.write_state(batch) + + # def _compact_hashX(self, hashX, hist_map, hist_list, + # write_items, keys_to_delete): + # """Compress history for a hashX. hist_list is an ordered list of + # the histories to be compressed.""" + # # History entries (tx numbers) are 4 bytes each. Distribute + # # over rows of up to 50KB in size. A fixed row size means + # # future compactions will not need to update the first N - 1 + # # rows. + # max_row_size = self.max_hist_row_entries * 4 + # full_hist = b''.join(hist_list) + # nrows = (len(full_hist) + max_row_size - 1) // max_row_size + # if nrows > 4: + # self.logger.info('hashX {} is large: {:,d} entries across ' + # '{:,d} rows' + # .format(hash_to_hex_str(hashX), + # len(full_hist) // 4, nrows)) + # + # # Find what history needs to be written, and what keys need to + # # be deleted. Start by assuming all keys are to be deleted, + # # and then remove those that are the same on-disk as when + # # compacted. + # write_size = 0 + # keys_to_delete.update(hist_map) + # for n, chunk in enumerate(util.chunks(full_hist, max_row_size)): + # key = hashX + pack_be_uint16(n) + # if hist_map.get(key) == chunk: + # keys_to_delete.remove(key) + # else: + # write_items.append((key, chunk)) + # write_size += len(chunk) + # + # assert n + 1 == nrows + # self.comp_flush_count = max(self.comp_flush_count, n) + # + # return write_size + + # def _compact_prefix(self, prefix, write_items, keys_to_delete): + # """Compact all history entries for hashXs beginning with the + # given prefix. Update keys_to_delete and write.""" + # prior_hashX = None + # hist_map = {} + # hist_list = [] + # + # key_len = HASHX_LEN + 2 + # write_size = 0 + # for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + prefix): + # k = key[1:] + # # Ignore non-history entries + # if len(k) != key_len: + # continue + # hashX = k[:-2] + # if hashX != prior_hashX and prior_hashX: + # write_size += self._compact_hashX(prior_hashX, hist_map, + # hist_list, write_items, + # keys_to_delete) + # hist_map.clear() + # hist_list.clear() + # prior_hashX = hashX + # hist_map[k] = hist + # hist_list.append(hist) + # + # if prior_hashX: + # write_size += self._compact_hashX(prior_hashX, hist_map, hist_list, + # write_items, keys_to_delete) + # return write_size + + # def _compact_history(self, limit): + # """Inner loop of history compaction. Loops until limit bytes have + # been processed. + # """ + # fnord + # keys_to_delete = set() + # write_items = [] # A list of (key, value) pairs + # write_size = 0 + # + # # Loop over 2-byte prefixes + # cursor = self.comp_cursor + # while write_size < limit and cursor < 65536: + # prefix = pack_be_uint16(cursor) + # write_size += self._compact_prefix(prefix, write_items, + # keys_to_delete) + # cursor += 1 + # + # max_rows = self.comp_flush_count + 1 + # self._flush_compaction(cursor, write_items, keys_to_delete) + # + # self.logger.info('history compaction: wrote {:,d} rows ({:.1f} MB), ' + # 'removed {:,d} rows, largest: {:,d}, {:.1f}% complete' + # .format(len(write_items), write_size / 1000000, + # len(keys_to_delete), max_rows, + # 100 * cursor / 65536)) + # return write_size + + # def _cancel_compaction(self): + # if self.comp_cursor != -1: + # self.logger.warning('cancelling in-progress history compaction') + # self.comp_flush_count = -1 + # self.comp_cursor = -1 diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index e3104de4c9..9c3d26cd71 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -19,7 +19,7 @@ import typing from typing import Optional, List, Tuple, Iterable from asyncio import sleep -from bisect import bisect_right +from bisect import bisect_right, bisect_left from collections import namedtuple from glob import glob from struct import pack, unpack @@ -29,7 +29,7 @@ from lbry.wallet.server import util from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN from lbry.wallet.server.merkle import Merkle, MerkleCache -from lbry.wallet.server.util import formatted_time, pack_be_uint16 +from lbry.wallet.server.util import formatted_time, pack_be_uint16, unpack_be_uint16_from from lbry.wallet.server.storage import db_class from lbry.wallet.server.history import History @@ -41,6 +41,7 @@ HEADER_PREFIX = b'H' TX_NUM_PREFIX = b'N' TX_COUNT_PREFIX = b'T' +UNDO_PREFIX = b'U' TX_HASH_PREFIX = b'X' HASHX_UTXO_PREFIX = b'h' @@ -50,9 +51,6 @@ HASHX_HISTORY_PREFIX = b'x' - - - @attr.s(slots=True) class FlushData: height = attr.ib() @@ -107,6 +105,19 @@ def __init__(self, env): self._tx_and_merkle_cache = LRUCacheWithMetrics(2 ** 17, metric_name='tx_and_merkle', namespace="wallet_server") self.total_transactions = None + # def add_unflushed(self, hashXs_by_tx, first_tx_num): + # unflushed = self.history.unflushed + # count = 0 + # for tx_num, hashXs in enumerate(hashXs_by_tx, start=first_tx_num): + # hashXs = set(hashXs) + # for hashX in hashXs: + # unflushed[hashX].append(tx_num) + # count += len(hashXs) + # self.history.unflushed_count += count + + # def unflushed_memsize(self): + # return len(self.history.unflushed) * 180 + self.history.unflushed_count * 4 + async def _read_tx_counts(self): if self.tx_counts is not None: return @@ -172,10 +183,88 @@ async def _open_dbs(self, for_sync, compacting): self.read_utxo_state() # Then history DB - self.utxo_flush_count = self.history.open_db( - self.db, for_sync, self.utxo_flush_count, compacting - ) - self.clear_excess_undo_info() + state = self.db.get(HIST_STATE) + if state: + state = ast.literal_eval(state.decode()) + if not isinstance(state, dict): + raise RuntimeError('failed reading state from history DB') + self.history.flush_count = state['flush_count'] + self.history.comp_flush_count = state.get('comp_flush_count', -1) + self.history.comp_cursor = state.get('comp_cursor', -1) + self.history.db_version = state.get('db_version', 0) + else: + self.history.flush_count = 0 + self.history.comp_flush_count = -1 + self.history.comp_cursor = -1 + self.history.db_version = max(self.DB_VERSIONS) + + self.logger.info(f'history DB version: {self.history.db_version}') + if self.history.db_version not in self.DB_VERSIONS: + msg = f'this software only handles DB versions {self.DB_VERSIONS}' + self.logger.error(msg) + raise RuntimeError(msg) + self.logger.info(f'flush count: {self.history.flush_count:,d}') + + # self.history.clear_excess(self.utxo_flush_count) + # < might happen at end of compaction as both DBs cannot be + # updated atomically + if self.history.flush_count > self.utxo_flush_count: + self.logger.info('DB shut down uncleanly. Scanning for ' + 'excess history flushes...') + + keys = [] + for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX): + k = key[1:] + flush_id, = unpack_be_uint16_from(k[-2:]) + if flush_id > self.utxo_flush_count: + keys.append(k) + + self.logger.info(f'deleting {len(keys):,d} history entries') + + self.history.flush_count = self.utxo_flush_count + with self.db.write_batch() as batch: + for key in keys: + batch.delete(HASHX_HISTORY_PREFIX + key) + state = { + 'flush_count': self.history.flush_count, + 'comp_flush_count': self.history.comp_flush_count, + 'comp_cursor': self.history.comp_cursor, + 'db_version': self.history.db_version, + } + # History entries are not prefixed; the suffix \0\0 ensures we + # look similar to other entries and aren't interfered with + batch.put(HIST_STATE, repr(state).encode()) + + self.logger.info('deleted excess history entries') + + self.utxo_flush_count = self.history.flush_count + + min_height = self.min_undo_height(self.db_height) + keys = [] + for key, hist in self.db.iterator(prefix=UNDO_PREFIX): + height, = unpack('>I', key[-4:]) + if height >= min_height: + break + keys.append(key) + + if keys: + with self.db.write_batch() as batch: + for key in keys: + batch.delete(key) + self.logger.info(f'deleted {len(keys):,d} stale undo entries') + + # delete old block files + prefix = self.raw_block_prefix() + paths = [path for path in glob(f'{prefix}[0-9]*') + if len(path) > len(prefix) + and int(path[len(prefix):]) < min_height] + if paths: + for path in paths: + try: + os.remove(path) + except FileNotFoundError: + pass + self.logger.info(f'deleted {len(paths):,d} stale block files') # Read TX counts (requires meta directory) await self._read_tx_counts() @@ -185,7 +274,6 @@ async def _open_dbs(self, for_sync, compacting): def close(self): self.db.close() - self.history.close_db() self.executor.shutdown(wait=True) self.executor = None @@ -240,7 +328,7 @@ def assert_flushed(self, flush_data): assert not flush_data.adds assert not flush_data.deletes assert not flush_data.undo_infos - self.history.assert_flushed() + assert not self.history.unflushed def flush_utxo_db(self, batch, flush_data): """Flush the cached DB writes and UTXO set to the batch.""" @@ -263,12 +351,13 @@ def flush_utxo_db(self, batch, flush_data): # suffix = tx_idx + tx_num hashX = value[:-12] suffix = key[-2:] + value[-12:-8] - batch_put(b'h' + key[:4] + suffix, hashX) - batch_put(b'u' + hashX + suffix, value[-8:]) + batch_put(HASHX_UTXO_PREFIX + key[:4] + suffix, hashX) + batch_put(UTXO_PREFIX + hashX + suffix, value[-8:]) flush_data.adds.clear() # New undo information - self.flush_undo_infos(batch_put, flush_data.undo_infos) + for undo_info, height in flush_data.undo_infos: + batch_put(self.undo_key(height), b''.join(undo_info)) flush_data.undo_infos.clear() if self.db.for_sync: @@ -285,6 +374,17 @@ def flush_utxo_db(self, batch, flush_data): self.db_tx_count = flush_data.tx_count self.db_tip = flush_data.tip + def write_history_state(self, batch): + state = { + 'flush_count': self.history.flush_count, + 'comp_flush_count': self.history.comp_flush_count, + 'comp_cursor': self.history.comp_cursor, + 'db_version': self.db_version, + } + # History entries are not prefixed; the suffix \0\0 ensures we + # look similar to other entries and aren't interfered with + batch.put(HIST_STATE, repr(state).encode()) + def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): """Flush out cached state. History is always flushed; UTXOs are flushed if flush_utxos.""" @@ -351,7 +451,7 @@ def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): for hashX in sorted(unflushed): key = hashX + flush_id batch_put(HASHX_HISTORY_PREFIX + key, unflushed[hashX].tobytes()) - self.history.write_state(batch) + self.write_history_state(batch) unflushed.clear() self.history.unflushed_count = 0 @@ -396,45 +496,74 @@ def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): self.logger.info(f'sync time: {formatted_time(self.wall_time)} ' f'ETA: {formatted_time(eta)}') - def flush_state(self, batch): - """Flush chain state to the batch.""" - now = time.time() - self.wall_time += now - self.last_flush - self.last_flush = now - self.last_flush_tx_count = self.fs_tx_count - self.write_utxo_state(batch) + # def flush_state(self, batch): + # """Flush chain state to the batch.""" + # now = time.time() + # self.wall_time += now - self.last_flush + # self.last_flush = now + # self.last_flush_tx_count = self.fs_tx_count + # self.write_utxo_state(batch) def flush_backup(self, flush_data, touched): """Like flush_dbs() but when backing up. All UTXOs are flushed.""" assert not flush_data.headers assert not flush_data.block_txs assert flush_data.height < self.db_height - self.history.assert_flushed() + assert not self.history.unflushed start_time = time.time() tx_delta = flush_data.tx_count - self.last_flush_tx_count + ### + while self.fs_height > flush_data.height: + self.fs_height -= 1 + self.headers.pop() + self.fs_tx_count = flush_data.tx_count + # Truncate header_mc: header count is 1 more than the height. + self.header_mc.truncate(flush_data.height + 1) + + ### + # Not certain this is needed, but it doesn't hurt + self.history.flush_count += 1 + nremoves = 0 - self.backup_fs(flush_data.height, flush_data.tx_count) - self.history.backup(touched, flush_data.tx_count) with self.db.write_batch() as batch: + tx_count = flush_data.tx_count + for hashX in sorted(touched): + deletes = [] + puts = {} + for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, reverse=True): + k = key[1:] + a = array.array('I') + a.frombytes(hist) + # Remove all history entries >= tx_count + idx = bisect_left(a, tx_count) + nremoves += len(a) - idx + if idx > 0: + puts[k] = a[:idx].tobytes() + break + deletes.append(k) + + for key in deletes: + batch.delete(key) + for key, value in puts.items(): + batch.put(key, value) + self.write_history_state(batch) + self.flush_utxo_db(batch, flush_data) # Flush state last as it reads the wall time. - self.flush_state(batch) + now = time.time() + self.wall_time += now - self.last_flush + self.last_flush = now + self.last_flush_tx_count = self.fs_tx_count + self.write_utxo_state(batch) + + self.logger.info(f'backing up removed {nremoves:,d} history entries') elapsed = self.last_flush - start_time self.logger.info(f'backup flush #{self.history.flush_count:,d} took ' f'{elapsed:.1f}s. Height {flush_data.height:,d} ' f'txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') - def backup_fs(self, height, tx_count): - """Back up during a reorg. This just updates our pointers.""" - while self.fs_height > height: - self.fs_height -= 1 - self.headers.pop() - self.fs_tx_count = tx_count - # Truncate header_mc: header count is 1 more than the height. - self.header_mc.truncate(height + 1) - def raw_header(self, height): """Return the binary header at the given height.""" header, n = self.read_headers(height, 1) @@ -555,7 +684,7 @@ def read_history(): cnt = 0 txs = [] - for hist in self.history.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, include_key=False): + for hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, include_key=False): a = array.array('I') a.frombytes(hist) for tx_num in a: @@ -586,17 +715,12 @@ def min_undo_height(self, max_height): def undo_key(self, height): """DB key for undo information at the given height.""" - return b'U' + pack('>I', height) + return UNDO_PREFIX + pack('>I', height) def read_undo_info(self, height): """Read undo information from a file for the current height.""" return self.db.get(self.undo_key(height)) - def flush_undo_infos(self, batch_put, undo_infos): - """undo_infos is a list of (undo_info, height) pairs.""" - for undo_info, height in undo_infos: - batch_put(self.undo_key(height), b''.join(undo_info)) - def raw_block_prefix(self): return 'block' @@ -626,10 +750,9 @@ def write_raw_block(self, block, height): def clear_excess_undo_info(self): """Clear excess undo info. Only most recent N are kept.""" - prefix = b'U' min_height = self.min_undo_height(self.db_height) keys = [] - for key, hist in self.db.iterator(prefix=prefix): + for key, hist in self.db.iterator(prefix=UNDO_PREFIX): height, = unpack('>I', key[-4:]) if height >= min_height: break @@ -733,7 +856,7 @@ def read_utxos(): fs_tx_hash = self.fs_tx_hash # Key: b'u' + address_hashX + tx_idx + tx_num # Value: the UTXO value as a 64-bit unsigned integer - prefix = b'u' + hashX + prefix = UTXO_PREFIX + hashX for db_key, db_value in self.db.iterator(prefix=prefix): tx_pos, tx_num = s_unpack(' Date: Tue, 12 Jan 2021 12:24:08 -0500 Subject: [PATCH 005/206] remove lbry.wallet.server.history --- lbry/wallet/server/block_processor.py | 18 +- lbry/wallet/server/history.py | 304 -------------------------- lbry/wallet/server/leveldb.py | 89 ++++---- 3 files changed, 55 insertions(+), 356 deletions(-) delete mode 100644 lbry/wallet/server/history.py diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index de8ee6980d..b456bac991 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1,5 +1,6 @@ import time import asyncio +import typing from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor from typing import Optional, List, Tuple @@ -14,6 +15,8 @@ from lbry.wallet.server.leveldb import FlushData from lbry.wallet.transaction import Transaction from lbry.wallet.server.udp import StatusServer +if typing.TYPE_CHECKING: + from lbry.wallet.server.leveldb import LevelDB class Prefetcher: @@ -155,7 +158,7 @@ class BlockProcessor: "reorg_count", "Number of reorgs", namespace=NAMESPACE ) - def __init__(self, env, db, daemon, notifications): + def __init__(self, env, db: 'LevelDB', daemon, notifications): self.env = env self.db = db self.daemon = daemon @@ -259,7 +262,6 @@ async def reorg_chain(self, count: Optional[int] = None): else: self.logger.info(f'faking a reorg of {count:,d} blocks') - async def get_raw_blocks(last_height, hex_hashes): heights = range(last_height, last_height - len(hex_hashes), -1) try: @@ -277,7 +279,6 @@ def flush_backup(): try: await self.flush(True) - start, last, hashes = await self.reorg_hashes(count) # Reverse and convert to hex strings. hashes = [hash_to_hex_str(hash) for hash in reversed(hashes)] @@ -364,8 +365,7 @@ def flush_data(self): async def flush(self, flush_utxos): def flush(): - self.db.flush_dbs(self.flush_data(), flush_utxos, - self.estimate_txs_remaining) + self.db.flush_dbs(self.flush_data(), self.estimate_txs_remaining) await self.run_in_thread_with_lock(flush) async def _maybe_flush(self): @@ -384,7 +384,7 @@ def check_cache_size(self): one_MB = 1000*1000 utxo_cache_size = len(self.utxo_cache) * 205 db_deletes_size = len(self.db_deletes) * 57 - hist_cache_size = len(self.db.history.unflushed) * 180 + self.db.history.unflushed_count * 4 + hist_cache_size = len(self.db.hist_unflushed) * 180 + self.db.hist_unflushed_count * 4 # Roughly ntxs * 32 + nblocks * 42 tx_hash_size = ((self.tx_count - self.db.fs_tx_count) * 32 + (self.height - self.db.fs_height) * 42) @@ -426,7 +426,7 @@ def advance_blocks(self, blocks): self.headers.extend(headers) self.tip = self.coin.header_hash(headers[-1]) - self.db.flush_dbs(self.flush_data(), True, self.estimate_txs_remaining) + self.db.flush_dbs(self.flush_data(), self.estimate_txs_remaining) for cache in self.search_cache.values(): cache.clear() @@ -477,13 +477,13 @@ def advance_txs(self, height, txs: List[Tuple[Tx, bytes]], header, block_hash): # self.db.add_unflushed(hashXs_by_tx, self.tx_count) first_tx_num = self.tx_count - _unflushed = self.db.history.unflushed + _unflushed = self.db.hist_unflushed _count = 0 for _tx_num, _hashXs in enumerate(hashXs_by_tx, start=first_tx_num): for _hashX in set(_hashXs): _unflushed[_hashX].append(_tx_num) _count += len(_hashXs) - self.db.history.unflushed_count += _count + self.db.hist_unflushed_count += _count self.tx_count = tx_num self.db.tx_counts.append(tx_num) diff --git a/lbry/wallet/server/history.py b/lbry/wallet/server/history.py deleted file mode 100644 index 82f7ceb784..0000000000 --- a/lbry/wallet/server/history.py +++ /dev/null @@ -1,304 +0,0 @@ -# Copyright (c) 2016-2018, Neil Booth -# Copyright (c) 2017, the ElectrumX authors -# -# All rights reserved. -# -# See the file "LICENCE" for information about the copyright -# and warranty status of this software. - -"""History by script hash (address).""" - -import array -import ast -import bisect -import time -from collections import defaultdict -from functools import partial - -from lbry.wallet.server import util -from lbry.wallet.server.util import pack_be_uint16, unpack_be_uint16_from -from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN - - -HASHX_HISTORY_PREFIX = b'x' -HIST_STATE = b'state-hist' - - -class History: - - DB_VERSIONS = [0] - - def __init__(self): - self.logger = util.class_logger(__name__, self.__class__.__name__) - # For history compaction - self.max_hist_row_entries = 12500 - self.unflushed = defaultdict(partial(array.array, 'I')) - self.unflushed_count = 0 - self.flush_count = 0 - self.comp_flush_count = -1 - self.comp_cursor = -1 - # self.db = None - - # def close_db(self): - # if self.db: - # # self.db.close() - # self.db = None - - # def read_state(self): - # state = self.db.get(HIST_STATE) - # if state: - # state = ast.literal_eval(state.decode()) - # if not isinstance(state, dict): - # raise RuntimeError('failed reading state from history DB') - # self.flush_count = state['flush_count'] - # self.comp_flush_count = state.get('comp_flush_count', -1) - # self.comp_cursor = state.get('comp_cursor', -1) - # self.db_version = state.get('db_version', 0) - # else: - # self.flush_count = 0 - # self.comp_flush_count = -1 - # self.comp_cursor = -1 - # self.db_version = max(self.DB_VERSIONS) - # - # self.logger.info(f'history DB version: {self.db_version}') - # if self.db_version not in self.DB_VERSIONS: - # msg = f'this software only handles DB versions {self.DB_VERSIONS}' - # self.logger.error(msg) - # raise RuntimeError(msg) - # self.logger.info(f'flush count: {self.flush_count:,d}') - - # def clear_excess(self, utxo_flush_count): - # # < might happen at end of compaction as both DBs cannot be - # # updated atomically - # if self.flush_count <= utxo_flush_count: - # return - # - # self.logger.info('DB shut down uncleanly. Scanning for ' - # 'excess history flushes...') - # - # keys = [] - # for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX): - # k = key[1:] - # flush_id, = unpack_be_uint16_from(k[-2:]) - # if flush_id > utxo_flush_count: - # keys.append(k) - # - # self.logger.info(f'deleting {len(keys):,d} history entries') - # - # self.flush_count = utxo_flush_count - # with self.db.write_batch() as batch: - # for key in keys: - # batch.delete(HASHX_HISTORY_PREFIX + key) - # self.write_state(batch) - # - # self.logger.info('deleted excess history entries') - # - # def write_state(self, batch): - # """Write state to the history DB.""" - # state = { - # 'flush_count': self.flush_count, - # 'comp_flush_count': self.comp_flush_count, - # 'comp_cursor': self.comp_cursor, - # 'db_version': self.db_version, - # } - # # History entries are not prefixed; the suffix \0\0 ensures we - # # look similar to other entries and aren't interfered with - # batch.put(HIST_STATE, repr(state).encode()) - - # def add_unflushed(self, hashXs_by_tx, first_tx_num): - # unflushed = self.unflushed - # count = 0 - # for tx_num, hashXs in enumerate(hashXs_by_tx, start=first_tx_num): - # hashXs = set(hashXs) - # for hashX in hashXs: - # unflushed[hashX].append(tx_num) - # count += len(hashXs) - # self.unflushed_count += count - - # def unflushed_memsize(self): - # return len(self.unflushed) * 180 + self.unflushed_count * 4 - - # def assert_flushed(self): - # assert not self.unflushed - - # def backup(self, hashXs, tx_count): - # # Not certain this is needed, but it doesn't hurt - # self.flush_count += 1 - # nremoves = 0 - # bisect_left = bisect.bisect_left - # - # with self.db.write_batch() as batch: - # for hashX in sorted(hashXs): - # deletes = [] - # puts = {} - # for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, reverse=True): - # k = key[1:] - # a = array.array('I') - # a.frombytes(hist) - # # Remove all history entries >= tx_count - # idx = bisect_left(a, tx_count) - # nremoves += len(a) - idx - # if idx > 0: - # puts[k] = a[:idx].tobytes() - # break - # deletes.append(k) - # - # for key in deletes: - # batch.delete(key) - # for key, value in puts.items(): - # batch.put(key, value) - # self.write_state(batch) - # - # self.logger.info(f'backing up removed {nremoves:,d} history entries') - - # def get_txnums(self, hashX, limit=1000): - # """Generator that returns an unpruned, sorted list of tx_nums in the - # history of a hashX. Includes both spending and receiving - # transactions. By default yields at most 1000 entries. Set - # limit to None to get them all. """ - # limit = util.resolve_limit(limit) - # for key, hist in self.db.iterator(prefix=hashX): - # a = array.array('I') - # a.frombytes(hist) - # for tx_num in a: - # if limit == 0: - # return - # yield tx_num - # limit -= 1 - - # - # History compaction - # - - # comp_cursor is a cursor into compaction progress. - # -1: no compaction in progress - # 0-65535: Compaction in progress; all prefixes < comp_cursor have - # been compacted, and later ones have not. - # 65536: compaction complete in-memory but not flushed - # - # comp_flush_count applies during compaction, and is a flush count - # for history with prefix < comp_cursor. flush_count applies - # to still uncompacted history. It is -1 when no compaction is - # taking place. Key suffixes up to and including comp_flush_count - # are used, so a parallel history flush must first increment this - # - # When compaction is complete and the final flush takes place, - # flush_count is reset to comp_flush_count, and comp_flush_count to -1 - - # def _flush_compaction(self, cursor, write_items, keys_to_delete): - # """Flush a single compaction pass as a batch.""" - # # Update compaction state - # if cursor == 65536: - # self.flush_count = self.comp_flush_count - # self.comp_cursor = -1 - # self.comp_flush_count = -1 - # else: - # self.comp_cursor = cursor - # - # # History DB. Flush compacted history and updated state - # with self.db.write_batch() as batch: - # # Important: delete first! The keyspace may overlap. - # for key in keys_to_delete: - # batch.delete(HASHX_HISTORY_PREFIX + key) - # for key, value in write_items: - # batch.put(HASHX_HISTORY_PREFIX + key, value) - # self.write_state(batch) - - # def _compact_hashX(self, hashX, hist_map, hist_list, - # write_items, keys_to_delete): - # """Compress history for a hashX. hist_list is an ordered list of - # the histories to be compressed.""" - # # History entries (tx numbers) are 4 bytes each. Distribute - # # over rows of up to 50KB in size. A fixed row size means - # # future compactions will not need to update the first N - 1 - # # rows. - # max_row_size = self.max_hist_row_entries * 4 - # full_hist = b''.join(hist_list) - # nrows = (len(full_hist) + max_row_size - 1) // max_row_size - # if nrows > 4: - # self.logger.info('hashX {} is large: {:,d} entries across ' - # '{:,d} rows' - # .format(hash_to_hex_str(hashX), - # len(full_hist) // 4, nrows)) - # - # # Find what history needs to be written, and what keys need to - # # be deleted. Start by assuming all keys are to be deleted, - # # and then remove those that are the same on-disk as when - # # compacted. - # write_size = 0 - # keys_to_delete.update(hist_map) - # for n, chunk in enumerate(util.chunks(full_hist, max_row_size)): - # key = hashX + pack_be_uint16(n) - # if hist_map.get(key) == chunk: - # keys_to_delete.remove(key) - # else: - # write_items.append((key, chunk)) - # write_size += len(chunk) - # - # assert n + 1 == nrows - # self.comp_flush_count = max(self.comp_flush_count, n) - # - # return write_size - - # def _compact_prefix(self, prefix, write_items, keys_to_delete): - # """Compact all history entries for hashXs beginning with the - # given prefix. Update keys_to_delete and write.""" - # prior_hashX = None - # hist_map = {} - # hist_list = [] - # - # key_len = HASHX_LEN + 2 - # write_size = 0 - # for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + prefix): - # k = key[1:] - # # Ignore non-history entries - # if len(k) != key_len: - # continue - # hashX = k[:-2] - # if hashX != prior_hashX and prior_hashX: - # write_size += self._compact_hashX(prior_hashX, hist_map, - # hist_list, write_items, - # keys_to_delete) - # hist_map.clear() - # hist_list.clear() - # prior_hashX = hashX - # hist_map[k] = hist - # hist_list.append(hist) - # - # if prior_hashX: - # write_size += self._compact_hashX(prior_hashX, hist_map, hist_list, - # write_items, keys_to_delete) - # return write_size - - # def _compact_history(self, limit): - # """Inner loop of history compaction. Loops until limit bytes have - # been processed. - # """ - # fnord - # keys_to_delete = set() - # write_items = [] # A list of (key, value) pairs - # write_size = 0 - # - # # Loop over 2-byte prefixes - # cursor = self.comp_cursor - # while write_size < limit and cursor < 65536: - # prefix = pack_be_uint16(cursor) - # write_size += self._compact_prefix(prefix, write_items, - # keys_to_delete) - # cursor += 1 - # - # max_rows = self.comp_flush_count + 1 - # self._flush_compaction(cursor, write_items, keys_to_delete) - # - # self.logger.info('history compaction: wrote {:,d} rows ({:.1f} MB), ' - # 'removed {:,d} rows, largest: {:,d}, {:.1f}% complete' - # .format(len(write_items), write_size / 1000000, - # len(keys_to_delete), max_rows, - # 100 * cursor / 65536)) - # return write_size - - # def _cancel_compaction(self): - # if self.comp_cursor != -1: - # self.logger.warning('cancelling in-progress history compaction') - # self.comp_flush_count = -1 - # self.comp_cursor = -1 diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 9c3d26cd71..6dc30eaaca 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -18,9 +18,10 @@ import zlib import typing from typing import Optional, List, Tuple, Iterable +from functools import partial from asyncio import sleep from bisect import bisect_right, bisect_left -from collections import namedtuple +from collections import namedtuple, defaultdict from glob import glob from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor @@ -31,7 +32,6 @@ from lbry.wallet.server.merkle import Merkle, MerkleCache from lbry.wallet.server.util import formatted_time, pack_be_uint16, unpack_be_uint16_from from lbry.wallet.server.storage import db_class -from lbry.wallet.server.history import History UTXO = namedtuple("UTXO", "tx_num tx_pos tx_hash height value") @@ -73,6 +73,7 @@ class LevelDB: """ DB_VERSIONS = [6] + HIST_DB_VERSIONS = [0] class DBError(Exception): """Raised on general DB errors generally indicating corruption.""" @@ -86,8 +87,14 @@ def __init__(self, env): self.logger.info(f'switching current directory to {env.db_dir}') self.db_class = db_class(env.db_dir, self.env.db_engine) - self.history = History() self.db = None + + self.hist_unflushed = defaultdict(partial(array.array, 'I')) + self.hist_unflushed_count = 0 + self.hist_flush_count = 0 + self.hist_comp_flush_count = -1 + self.hist_comp_cursor = -1 + self.tx_counts = None self.headers = None self.encoded_headers = LRUCacheWithMetrics(1 << 21, metric_name='encoded_headers', namespace='wallet_server') @@ -188,27 +195,27 @@ async def _open_dbs(self, for_sync, compacting): state = ast.literal_eval(state.decode()) if not isinstance(state, dict): raise RuntimeError('failed reading state from history DB') - self.history.flush_count = state['flush_count'] - self.history.comp_flush_count = state.get('comp_flush_count', -1) - self.history.comp_cursor = state.get('comp_cursor', -1) - self.history.db_version = state.get('db_version', 0) + self.hist_flush_count = state['flush_count'] + self.hist_comp_flush_count = state.get('comp_flush_count', -1) + self.hist_comp_cursor = state.get('comp_cursor', -1) + self.hist_db_version = state.get('db_version', 0) else: - self.history.flush_count = 0 - self.history.comp_flush_count = -1 - self.history.comp_cursor = -1 - self.history.db_version = max(self.DB_VERSIONS) - - self.logger.info(f'history DB version: {self.history.db_version}') - if self.history.db_version not in self.DB_VERSIONS: - msg = f'this software only handles DB versions {self.DB_VERSIONS}' + self.hist_flush_count = 0 + self.hist_comp_flush_count = -1 + self.hist_comp_cursor = -1 + self.hist_db_version = max(self.HIST_DB_VERSIONS) + + self.logger.info(f'history DB version: {self.hist_db_version}') + if self.hist_db_version not in self.HIST_DB_VERSIONS: + msg = f'this software only handles DB versions {self.HIST_DB_VERSIONS}' self.logger.error(msg) raise RuntimeError(msg) - self.logger.info(f'flush count: {self.history.flush_count:,d}') + self.logger.info(f'flush count: {self.hist_flush_count:,d}') # self.history.clear_excess(self.utxo_flush_count) # < might happen at end of compaction as both DBs cannot be # updated atomically - if self.history.flush_count > self.utxo_flush_count: + if self.hist_flush_count > self.utxo_flush_count: self.logger.info('DB shut down uncleanly. Scanning for ' 'excess history flushes...') @@ -221,15 +228,15 @@ async def _open_dbs(self, for_sync, compacting): self.logger.info(f'deleting {len(keys):,d} history entries') - self.history.flush_count = self.utxo_flush_count + self.hist_flush_count = self.utxo_flush_count with self.db.write_batch() as batch: for key in keys: batch.delete(HASHX_HISTORY_PREFIX + key) state = { - 'flush_count': self.history.flush_count, - 'comp_flush_count': self.history.comp_flush_count, - 'comp_cursor': self.history.comp_cursor, - 'db_version': self.history.db_version, + 'flush_count': self.hist_flush_count, + 'comp_flush_count': self.hist_comp_flush_count, + 'comp_cursor': self.hist_comp_cursor, + 'db_version': self.hist_db_version, } # History entries are not prefixed; the suffix \0\0 ensures we # look similar to other entries and aren't interfered with @@ -237,7 +244,7 @@ async def _open_dbs(self, for_sync, compacting): self.logger.info('deleted excess history entries') - self.utxo_flush_count = self.history.flush_count + self.utxo_flush_count = self.hist_flush_count min_height = self.min_undo_height(self.db_height) keys = [] @@ -328,7 +335,7 @@ def assert_flushed(self, flush_data): assert not flush_data.adds assert not flush_data.deletes assert not flush_data.undo_infos - assert not self.history.unflushed + assert not self.hist_unflushed def flush_utxo_db(self, batch, flush_data): """Flush the cached DB writes and UTXO set to the batch.""" @@ -369,23 +376,23 @@ def flush_utxo_db(self, batch, flush_data): f'{spend_count:,d} spends in ' f'{elapsed:.1f}s, committing...') - self.utxo_flush_count = self.history.flush_count + self.utxo_flush_count = self.hist_flush_count self.db_height = flush_data.height self.db_tx_count = flush_data.tx_count self.db_tip = flush_data.tip def write_history_state(self, batch): state = { - 'flush_count': self.history.flush_count, - 'comp_flush_count': self.history.comp_flush_count, - 'comp_cursor': self.history.comp_cursor, + 'flush_count': self.hist_flush_count, + 'comp_flush_count': self.hist_comp_flush_count, + 'comp_cursor': self.hist_comp_cursor, 'db_version': self.db_version, } # History entries are not prefixed; the suffix \0\0 ensures we # look similar to other entries and aren't interfered with batch.put(HIST_STATE, repr(state).encode()) - def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): + def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): """Flush out cached state. History is always flushed; UTXOs are flushed if flush_utxos.""" if flush_data.height == self.db_height: @@ -444,9 +451,9 @@ def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): # Then history - self.history.flush_count += 1 - flush_id = pack_be_uint16(self.history.flush_count) - unflushed = self.history.unflushed + self.hist_flush_count += 1 + flush_id = pack_be_uint16(self.hist_flush_count) + unflushed = self.hist_unflushed for hashX in sorted(unflushed): key = hashX + flush_id @@ -454,14 +461,13 @@ def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): self.write_history_state(batch) unflushed.clear() - self.history.unflushed_count = 0 + self.hist_unflushed_count = 0 ######################### # Flush state last as it reads the wall time. - if flush_utxos: - self.flush_utxo_db(batch, flush_data) + self.flush_utxo_db(batch, flush_data) # self.flush_state(batch) # @@ -481,7 +487,7 @@ def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining): # self.write_utxo_state(batch) elapsed = self.last_flush - start_time - self.logger.info(f'flush #{self.history.flush_count:,d} took ' + self.logger.info(f'flush #{self.hist_flush_count:,d} took ' f'{elapsed:.1f}s. Height {flush_data.height:,d} ' f'txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') @@ -509,7 +515,7 @@ def flush_backup(self, flush_data, touched): assert not flush_data.headers assert not flush_data.block_txs assert flush_data.height < self.db_height - assert not self.history.unflushed + assert not self.hist_unflushed start_time = time.time() tx_delta = flush_data.tx_count - self.last_flush_tx_count @@ -523,7 +529,7 @@ def flush_backup(self, flush_data, touched): ### # Not certain this is needed, but it doesn't hurt - self.history.flush_count += 1 + self.hist_flush_count += 1 nremoves = 0 with self.db.write_batch() as batch: @@ -556,13 +562,10 @@ def flush_backup(self, flush_data, touched): self.last_flush = now self.last_flush_tx_count = self.fs_tx_count self.write_utxo_state(batch) - - self.logger.info(f'backing up removed {nremoves:,d} history entries') elapsed = self.last_flush - start_time - self.logger.info(f'backup flush #{self.history.flush_count:,d} took ' - f'{elapsed:.1f}s. Height {flush_data.height:,d} ' - f'txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') + self.logger.info(f'backup flush #{self.hist_flush_count:,d} took {elapsed:.1f}s. ' + f'Height {flush_data.height:,d} txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') def raw_header(self, height): """Return the binary header at the given height.""" From ccac4ffa2481148346c3b780c43b602d2ea9b5d7 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 13 Jan 2021 01:43:32 -0500 Subject: [PATCH 006/206] consolidate flush_backup --- lbry/wallet/server/block_processor.py | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index b456bac991..f18801f654 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -271,23 +271,17 @@ async def get_raw_blocks(last_height, hex_hashes): except FileNotFoundError: return await self.daemon.raw_blocks(hex_hashes) - def flush_backup(): - # self.touched can include other addresses which is - # harmless, but remove None. - self.touched.discard(None) - self.db.flush_backup(self.flush_data(), self.touched) - try: await self.flush(True) start, last, hashes = await self.reorg_hashes(count) # Reverse and convert to hex strings. hashes = [hash_to_hex_str(hash) for hash in reversed(hashes)] self.logger.info("reorg %i block hashes", len(hashes)) + for hex_hashes in chunks(hashes, 50): raw_blocks = await get_raw_blocks(last, hex_hashes) self.logger.info("got %i raw blocks", len(raw_blocks)) await self.run_in_thread_with_lock(self.backup_blocks, raw_blocks) - await self.run_in_thread_with_lock(flush_backup) last -= len(raw_blocks) await self.prefetcher.reset_height(self.height) @@ -438,8 +432,8 @@ def advance_txs(self, height, txs: List[Tuple[Tx, bytes]], header, block_hash): self.block_txs.append((b''.join(tx_hash for tx, tx_hash in txs), [tx.raw for tx, _ in txs])) undo_info = [] - tx_num = self.tx_count hashXs_by_tx = [] + tx_num = self.tx_count # Use local vars for speed in the loops put_utxo = self.utxo_cache.__setitem__ @@ -484,7 +478,6 @@ def advance_txs(self, height, txs: List[Tuple[Tx, bytes]], header, block_hash): _unflushed[_hashX].append(_tx_num) _count += len(_hashXs) self.db.hist_unflushed_count += _count - self.tx_count = tx_num self.db.tx_counts.append(tx_num) @@ -515,6 +508,10 @@ def backup_blocks(self, raw_blocks): self.height -= 1 self.db.tx_counts.pop() + # self.touched can include other addresses which is + # harmless, but remove None. + self.touched.discard(None) + self.db.flush_backup(self.flush_data(), self.touched) self.logger.info(f'backed up to height {self.height:,d}') def backup_txs(self, txs): From 2c8ceb12174784556eaee24c63bba95a9d066f0f Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 19 Feb 2021 13:15:48 -0500 Subject: [PATCH 007/206] named tuples --- lbry/wallet/server/tx.py | 21 ++++++++++++++++----- lbry/wallet/server/util.py | 2 +- 2 files changed, 17 insertions(+), 6 deletions(-) diff --git a/lbry/wallet/server/tx.py b/lbry/wallet/server/tx.py index 411162155d..33cf3da3a6 100644 --- a/lbry/wallet/server/tx.py +++ b/lbry/wallet/server/tx.py @@ -26,7 +26,7 @@ # and warranty status of this software. """Transaction-related classes and functions.""" - +import typing from collections import namedtuple from lbry.wallet.server.hash import sha256, double_sha256, hash_to_hex_str @@ -41,11 +41,20 @@ MINUS_1 = 4294967295 -class Tx(namedtuple("Tx", "version inputs outputs locktime raw")): - """Class representing a transaction.""" +class Tx(typing.NamedTuple): + version: int + inputs: typing.List['TxInput'] + outputs: typing.List['TxOutput'] + locktime: int + raw: bytes + +class TxInput(typing.NamedTuple): + prev_hash: bytes + prev_idx: int + script: bytes + sequence: int -class TxInput(namedtuple("TxInput", "prev_hash prev_idx script sequence")): """Class representing a transaction input.""" def __str__(self): script = self.script.hex() @@ -65,7 +74,9 @@ def serialize(self): )) -class TxOutput(namedtuple("TxOutput", "value pk_script")): +class TxOutput(typing.NamedTuple): + value: int + pk_script: bytes def serialize(self): return b''.join(( diff --git a/lbry/wallet/server/util.py b/lbry/wallet/server/util.py index bc27f7d51e..d78b23bb52 100644 --- a/lbry/wallet/server/util.py +++ b/lbry/wallet/server/util.py @@ -340,7 +340,7 @@ def protocol_version(client_req, min_tuple, max_tuple): pack_le_uint16 = struct_le_H.pack pack_le_uint32 = struct_le_I.pack pack_be_uint64 = lambda x: x.to_bytes(8, byteorder='big') -pack_be_uint16 = struct_be_H.pack +pack_be_uint16 = lambda x: x.to_bytes(2, byteorder='big') pack_be_uint32 = struct_be_I.pack pack_byte = structB.pack From 6988a47e02471409f743c2c877df727750132efe Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 19 Feb 2021 13:18:38 -0500 Subject: [PATCH 008/206] disable sqlite in block processor --- lbry/wallet/server/block_processor.py | 4 +- lbry/wallet/server/coin.py | 4 +- lbry/wallet/server/session.py | 117 +++++++++++++++++++------- 3 files changed, 89 insertions(+), 36 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index f18801f654..24c53d3922 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -802,8 +802,8 @@ def __init__(self, *args, **kwargs): self.prefetcher.polling_delay = 0.5 self.should_validate_signatures = self.env.boolean('VALIDATE_CLAIM_SIGNATURES', False) self.logger.info(f"LbryumX Block Processor - Validating signatures: {self.should_validate_signatures}") - self.sql: SQLDB = self.db.sql - self.timer = Timer('BlockProcessor') + # self.sql: SQLDB = self.db.sql + # self.timer = Timer('BlockProcessor') def advance_blocks(self, blocks): if self.sql: diff --git a/lbry/wallet/server/coin.py b/lbry/wallet/server/coin.py index 3b7598eb32..fd43a70539 100644 --- a/lbry/wallet/server/coin.py +++ b/lbry/wallet/server/coin.py @@ -14,7 +14,7 @@ from lbry.wallet.server.script import ScriptPubKey, OpCodes from lbry.wallet.server.leveldb import LevelDB from lbry.wallet.server.session import LBRYElectrumX, LBRYSessionManager -from lbry.wallet.server.db.writer import LBRYLevelDB +# from lbry.wallet.server.db.writer import LBRYLevelDB from lbry.wallet.server.block_processor import LBRYBlockProcessor @@ -240,7 +240,7 @@ class LBC(Coin): BLOCK_PROCESSOR = LBRYBlockProcessor SESSION_MANAGER = LBRYSessionManager DESERIALIZER = DeserializerSegWit - DB = LBRYLevelDB + DB = LevelDB NAME = "LBRY" SHORTNAME = "LBC" NET = "mainnet" diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 0df85d88b8..a7a2e52d63 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -23,8 +23,9 @@ import lbry from lbry.error import TooManyClaimSearchParametersError from lbry.build_info import BUILD, COMMIT_HASH, DOCKER_TAG +from lbry.schema.result import Outputs from lbry.wallet.server.block_processor import LBRYBlockProcessor -from lbry.wallet.server.db.writer import LBRYLevelDB +from lbry.wallet.server.leveldb import LevelDB from lbry.wallet.server.websocket import AdminWebSocket from lbry.wallet.server.metrics import ServerLoadData, APICallMetrics from lbry.wallet.rpc.framing import NewlineFramer @@ -175,7 +176,7 @@ class SessionManager: namespace=NAMESPACE, buckets=HISTOGRAM_BUCKETS ) - def __init__(self, env: 'Env', db: LBRYLevelDB, bp: LBRYBlockProcessor, daemon: 'Daemon', mempool: 'MemPool', + def __init__(self, env: 'Env', db: LevelDB, bp: LBRYBlockProcessor, daemon: 'Daemon', mempool: 'MemPool', shutdown_event: asyncio.Event): env.max_send = max(350000, env.max_send) self.env = env @@ -812,21 +813,21 @@ def __init__(self, *args, **kwargs): super().__init__(*args, **kwargs) self.query_executor = None self.websocket = None - self.metrics = ServerLoadData() + # self.metrics = ServerLoadData() self.metrics_loop = None self.running = False if self.env.websocket_host is not None and self.env.websocket_port is not None: self.websocket = AdminWebSocket(self) - async def process_metrics(self): - while self.running: - data = self.metrics.to_json_and_reset({ - 'sessions': self.session_count(), - 'height': self.db.db_height, - }) - if self.websocket is not None: - self.websocket.send_message(data) - await asyncio.sleep(1) + # async def process_metrics(self): + # while self.running: + # data = self.metrics.to_json_and_reset({ + # 'sessions': self.session_count(), + # 'height': self.db.db_height, + # }) + # if self.websocket is not None: + # self.websocket.send_message(data) + # await asyncio.sleep(1) async def start_other(self): self.running = True @@ -838,13 +839,9 @@ async def start_other(self): ) if self.websocket is not None: await self.websocket.start() - if self.env.track_metrics: - self.metrics_loop = asyncio.create_task(self.process_metrics()) async def stop_other(self): self.running = False - if self.env.track_metrics: - self.metrics_loop.cancel() if self.websocket is not None: await self.websocket.stop() self.query_executor.shutdown() @@ -887,6 +884,7 @@ def initialize_request_handlers(cls): 'blockchain.transaction.get_height': cls.transaction_get_height, 'blockchain.claimtrie.search': cls.claimtrie_search, 'blockchain.claimtrie.resolve': cls.claimtrie_resolve, + 'blockchain.claimtrie.getclaimsbyids': cls.claimtrie_getclaimsbyids, 'blockchain.block.get_server_height': cls.get_server_height, 'mempool.get_fee_histogram': cls.mempool_compact_histogram, 'blockchain.block.headers': cls.block_headers, @@ -916,7 +914,7 @@ def __init__(self, *args, **kwargs): self.protocol_string = None self.daemon = self.session_mgr.daemon self.bp: LBRYBlockProcessor = self.session_mgr.bp - self.db: LBRYLevelDB = self.bp.db + self.db: LevelDB = self.bp.db @classmethod def protocol_min_max_strings(cls): @@ -973,15 +971,15 @@ async def send_history_notification(self, hashX): finally: self.session_mgr.notifications_in_flight_metric.dec() - def get_metrics_or_placeholder_for_api(self, query_name): - """ Do not hold on to a reference to the metrics - returned by this method past an `await` or - you may be working with a stale metrics object. - """ - if self.env.track_metrics: - return self.session_mgr.metrics.for_api(query_name) - else: - return APICallMetrics(query_name) + # def get_metrics_or_placeholder_for_api(self, query_name): + # """ Do not hold on to a reference to the metrics + # returned by this method past an `await` or + # you may be working with a stale metrics object. + # """ + # if self.env.track_metrics: + # # return self.session_mgr.metrics.for_api(query_name) + # else: + # return APICallMetrics(query_name) async def run_in_executor(self, query_name, func, kwargs): start = time.perf_counter() @@ -994,15 +992,9 @@ async def run_in_executor(self, query_name, func, kwargs): raise except Exception: log.exception("dear devs, please handle this exception better") - metrics = self.get_metrics_or_placeholder_for_api(query_name) - metrics.query_error(start, {}) self.session_mgr.db_error_metric.inc() raise RPCError(JSONRPC.INTERNAL_ERROR, 'unknown server error') else: - if self.env.track_metrics: - metrics = self.get_metrics_or_placeholder_for_api(query_name) - (result, metrics_data) = result - metrics.query_response(start, metrics_data) return base64.b64encode(result).decode() finally: self.session_mgr.pending_query_metric.dec() @@ -1057,6 +1049,67 @@ async def transaction_get_height(self, tx_hash): return -1 return None + async def claimtrie_getclaimsbyids(self, *claim_ids): + claims = await self.batched_formatted_claims_from_daemon(claim_ids) + return dict(zip(claim_ids, claims)) + + async def batched_formatted_claims_from_daemon(self, claim_ids): + claims = await self.daemon.getclaimsbyids(claim_ids) + result = [] + for claim in claims: + if claim and claim.get('value'): + result.append(self.format_claim_from_daemon(claim)) + return result + + def format_claim_from_daemon(self, claim, name=None): + """Changes the returned claim data to the format expected by lbry and adds missing fields.""" + + if not claim: + return {} + + # this ISO-8859 nonsense stems from a nasty form of encoding extended characters in lbrycrd + # it will be fixed after the lbrycrd upstream merge to v17 is done + # it originated as a fear of terminals not supporting unicode. alas, they all do + + if 'name' in claim: + name = claim['name'].encode('ISO-8859-1').decode() + info = self.db.sql.get_claims(claim_id=claim['claimId']) + if not info: + # raise RPCError("Lbrycrd has {} but not lbryumx, please submit a bug report.".format(claim_id)) + return {} + address = info.address.decode() + # fixme: temporary + #supports = self.format_supports_from_daemon(claim.get('supports', [])) + supports = [] + + amount = get_from_possible_keys(claim, 'amount', 'nAmount') + height = get_from_possible_keys(claim, 'height', 'nHeight') + effective_amount = get_from_possible_keys(claim, 'effective amount', 'nEffectiveAmount') + valid_at_height = get_from_possible_keys(claim, 'valid at height', 'nValidAtHeight') + + result = { + "name": name, + "claim_id": claim['claimId'], + "txid": claim['txid'], + "nout": claim['n'], + "amount": amount, + "depth": self.db.db_height - height + 1, + "height": height, + "value": hexlify(claim['value'].encode('ISO-8859-1')).decode(), + "address": address, # from index + "supports": supports, + "effective_amount": effective_amount, + "valid_at_height": valid_at_height + } + if 'claim_sequence' in claim: + # TODO: ensure that lbrycrd #209 fills in this value + result['claim_sequence'] = claim['claim_sequence'] + else: + result['claim_sequence'] = -1 + if 'normalized_name' in claim: + result['normalized_name'] = claim['normalized_name'].encode('ISO-8859-1').decode() + return result + def assert_tx_hash(self, value): '''Raise an RPCError if the value is not a valid transaction hash.''' From 28c603ad5ff3df8454db95dc480d4966a041a4a8 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 19 Feb 2021 13:22:07 -0500 Subject: [PATCH 009/206] transaction_num_mapping --- lbry/wallet/server/block_processor.py | 2 +- lbry/wallet/server/leveldb.py | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 24c53d3922..fd304fb921 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -544,7 +544,7 @@ def backup_txs(self, txs): self.utxo_cache[txin.prev_hash + s_pack(' Date: Fri, 19 Feb 2021 13:19:58 -0500 Subject: [PATCH 010/206] claims db -move all leveldb prefixes to DB_PREFIXES enum -add serializable RevertableOp interface for key/value puts and deletes -resolve urls from leveldb --- lbry/schema/result.py | 92 +++--- lbry/wallet/server/block_processor.py | 359 ++++++++++++++++++-- lbry/wallet/server/db/__init__.py | 32 ++ lbry/wallet/server/db/claimtrie.py | 167 ++++++++++ lbry/wallet/server/db/prefixes.py | 391 ++++++++++++++++++++++ lbry/wallet/server/db/revertable.py | 78 +++++ lbry/wallet/server/hash.py | 1 + lbry/wallet/server/leveldb.py | 460 ++++++++++++++++++++++---- lbry/wallet/server/session.py | 24 +- 9 files changed, 1467 insertions(+), 137 deletions(-) create mode 100644 lbry/wallet/server/db/claimtrie.py create mode 100644 lbry/wallet/server/db/prefixes.py create mode 100644 lbry/wallet/server/db/revertable.py diff --git a/lbry/schema/result.py b/lbry/schema/result.py index ef86c76967..ff21edeaf9 100644 --- a/lbry/schema/result.py +++ b/lbry/schema/result.py @@ -1,23 +1,28 @@ import base64 import struct -from typing import List +from typing import List, TYPE_CHECKING, Union from binascii import hexlify from itertools import chain from lbry.error import ResolveCensoredError from lbry.schema.types.v2.result_pb2 import Outputs as OutputsMessage from lbry.schema.types.v2.result_pb2 import Error as ErrorMessage +if TYPE_CHECKING: + from lbry.wallet.server.leveldb import ResolveResult INVALID = ErrorMessage.Code.Name(ErrorMessage.INVALID) NOT_FOUND = ErrorMessage.Code.Name(ErrorMessage.NOT_FOUND) BLOCKED = ErrorMessage.Code.Name(ErrorMessage.BLOCKED) -def set_reference(reference, txo_row): - if txo_row: - reference.tx_hash = txo_row['txo_hash'][:32] - reference.nout = struct.unpack(' bool: if self.is_censored(row): - censoring_channel_hash = bytes.fromhex(row['censoring_channel_id'])[::-1] + censoring_channel_hash = row['censoring_channel_hash'] self.censored.setdefault(censoring_channel_hash, set()) self.censored[censoring_channel_hash].add(row['tx_hash']) return True @@ -174,46 +179,49 @@ def to_bytes(cls, txo_rows, extra_txo_rows, offset=0, total=None, blocked: Censo page.offset = offset if total is not None: page.total = total - if blocked is not None: - blocked.to_message(page, extra_txo_rows) + # if blocked is not None: + # blocked.to_message(page, extra_txo_rows) + for row in extra_txo_rows: + cls.encode_txo(page.extra_txos.add(), row) + for row in txo_rows: - cls.row_to_message(row, page.txos.add(), extra_txo_rows) - for row in extra_txo_rows.values(): - cls.row_to_message(row, page.extra_txos.add(), extra_txo_rows) + # cls.row_to_message(row, page.txos.add(), extra_txo_rows) + txo_message: 'OutputsMessage' = page.txos.add() + cls.encode_txo(txo_message, row) + if not isinstance(row, Exception): + if row.channel_hash: + set_reference(txo_message.claim.channel, row.channel_hash, extra_txo_rows) + if row.reposted_claim_hash: + set_reference(txo_message.claim.repost, row.reposted_claim_hash, extra_txo_rows) + # set_reference(txo_message.error.blocked.channel, row.censor_hash, extra_txo_rows) return page.SerializeToString() @classmethod - def row_to_message(cls, txo, txo_message, extra_row_dict: dict): - if isinstance(txo, Exception): - txo_message.error.text = txo.args[0] - if isinstance(txo, ValueError): + def encode_txo(cls, txo_message, resolve_result: Union['ResolveResult', Exception]): + if isinstance(resolve_result, Exception): + txo_message.error.text = resolve_result.args[0] + if isinstance(resolve_result, ValueError): txo_message.error.code = ErrorMessage.INVALID - elif isinstance(txo, LookupError): + elif isinstance(resolve_result, LookupError): txo_message.error.code = ErrorMessage.NOT_FOUND - elif isinstance(txo, ResolveCensoredError): + elif isinstance(resolve_result, ResolveCensoredError): txo_message.error.code = ErrorMessage.BLOCKED - set_reference(txo_message.error.blocked.channel, extra_row_dict.get(bytes.fromhex(txo.censor_id)[::-1])) return - txo_message.tx_hash = txo['txo_hash'][:32] - txo_message.nout, = struct.unpack('= min_height: self.undo_infos.append((undo_info, height)) + self.undo_claims.append((undo_claims, height)) self.db.write_raw_block(block.raw, height) + for touched_claim_hash, amount_changes in self.effective_amount_changes.items(): + new_effective_amount = sum(amount_changes) + assert new_effective_amount >= 0, f'{new_effective_amount}, {touched_claim_hash.hex()}' + self.claimtrie_stash.extend( + self.db.get_update_effective_amount_ops(touched_claim_hash, new_effective_amount) + ) + # print("update effective amount to", touched_claim_hash.hex(), new_effective_amount) + headers = [block.header for block in blocks] self.height = height self.headers.extend(headers) self.tip = self.coin.header_hash(headers[-1]) self.db.flush_dbs(self.flush_data(), self.estimate_txs_remaining) + # print("+++++++++++++++++++++++++++++++++++++++++++++\nFLUSHED\n+++++++++++++++++++++++++++++++++++++++++++++") + + self.effective_amount_changes.clear() + self.pending_claims.clear() + self.pending_claim_txos.clear() + self.pending_supports.clear() + self.pending_support_txos.clear() + self.pending_abandon.clear() for cache in self.search_cache.values(): cache.clear() self.history_cache.clear() self.notifications.notified_mempool_txs.clear() - def advance_txs(self, height, txs: List[Tuple[Tx, bytes]], header, block_hash): + def _add_claim_or_update(self, txo, script, tx_hash, idx, tx_count, txout, spent_claims): + try: + claim_name = txo.normalized_name + except UnicodeDecodeError: + claim_name = ''.join(chr(c) for c in txo.script.values['claim_name']) + if script.is_claim_name: + claim_hash = hash160(tx_hash + pack('>I', idx))[::-1] + # print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_count} {txout.value})") + else: + claim_hash = txo.claim_hash[::-1] + + signing_channel_hash = None + channel_claims_count = 0 + activation_height = 0 + try: + signable = txo.signable + except: # google.protobuf.message.DecodeError: Could not parse JSON. + signable = None + + if signable and signable.signing_channel_hash: + signing_channel_hash = txo.signable.signing_channel_hash[::-1] + # if signing_channel_hash in self.pending_claim_txos: + # pending_channel = self.pending_claims[self.pending_claim_txos[signing_channel_hash]] + # channel_claims_count = pending_channel. + + channel_claims_count = self.db.get_claims_in_channel_count(signing_channel_hash) + 1 + if script.is_claim_name: + support_amount = 0 + root_tx_num, root_idx = tx_count, idx + else: + if claim_hash not in spent_claims: + print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") + return [] + support_amount = self.db.get_support_amount(claim_hash) + (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) + # print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} {tx_hash[::-1].hex()} {txout.value}") + + if (prev_tx_num, prev_idx) in self.pending_claims: + previous_claim = self.pending_claims.pop((prev_tx_num, prev_idx)) + root_tx_num = previous_claim.root_claim_tx_num + root_idx = previous_claim.root_claim_tx_position + # prev_amount = previous_claim.amount + else: + root_tx_num, root_idx, prev_amount, _, _, _ = self.db.get_root_claim_txo_and_current_amount( + claim_hash + ) + + pending = StagedClaimtrieItem( + claim_name, claim_hash, txout.value, support_amount + txout.value, + activation_height, tx_count, idx, root_tx_num, root_idx, + signing_channel_hash, channel_claims_count + ) + + self.pending_claims[(tx_count, idx)] = pending + self.pending_claim_txos[claim_hash] = (tx_count, idx) + self.effective_amount_changes[claim_hash].append(txout.value) + return pending.get_add_claim_utxo_ops() + + def _add_support(self, txo, txout, idx, tx_count): + supported_claim_hash = txo.claim_hash[::-1] + + if supported_claim_hash in self.effective_amount_changes: + # print(f"\tsupport claim {supported_claim_hash.hex()} {starting_amount}+{txout.value}={starting_amount + txout.value}") + self.effective_amount_changes[supported_claim_hash].append(txout.value) + self.pending_supports[supported_claim_hash].add((tx_count, idx)) + self.pending_support_txos[(tx_count, idx)] = supported_claim_hash, txout.value + return StagedClaimtrieSupport( + supported_claim_hash, tx_count, idx, txout.value + ).get_add_support_utxo_ops() + + elif supported_claim_hash not in self.pending_claims and supported_claim_hash not in self.pending_abandon: + if self.db.claim_exists(supported_claim_hash): + _, _, _, name, supported_tx_num, supported_pos = self.db.get_root_claim_txo_and_current_amount( + supported_claim_hash + ) + starting_amount = self.db.get_effective_amount(supported_claim_hash) + if supported_claim_hash not in self.effective_amount_changes: + self.effective_amount_changes[supported_claim_hash].append(starting_amount) + self.effective_amount_changes[supported_claim_hash].append(txout.value) + self.pending_supports[supported_claim_hash].add((tx_count, idx)) + self.pending_support_txos[(tx_count, idx)] = supported_claim_hash, txout.value + # print(f"\tsupport claim {supported_claim_hash.hex()} {starting_amount}+{txout.value}={starting_amount + txout.value}") + return StagedClaimtrieSupport( + supported_claim_hash, tx_count, idx, txout.value + ).get_add_support_utxo_ops() + else: + print(f"\tthis is a wonky tx, contains unlinked support for non existent {supported_claim_hash.hex()}") + return [] + + def _add_claim_or_support(self, tx_hash, tx_count, idx, txo, txout, script, spent_claims): + if script.is_claim_name or script.is_update_claim: + return self._add_claim_or_update(txo, script, tx_hash, idx, tx_count, txout, spent_claims) + elif script.is_support_claim or script.is_support_claim_data: + return self._add_support(txo, txout, idx, tx_count) + return [] + + def _spend_support(self, txin): + txin_num = self.db.transaction_num_mapping[txin.prev_hash] + + if (txin_num, txin.prev_idx) in self.pending_support_txos: + spent_support, support_amount = self.pending_support_txos.pop((txin_num, txin.prev_idx)) + self.pending_supports[spent_support].remove((txin_num, txin.prev_idx)) + else: + spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) + if spent_support and support_amount is not None and spent_support not in self.pending_abandon: + # print(f"\tspent support for {spent_support.hex()} -{support_amount} ({txin_num}, {txin.prev_idx})") + if spent_support not in self.effective_amount_changes: + assert spent_support not in self.pending_claims + prev_effective_amount = self.db.get_effective_amount(spent_support) + self.effective_amount_changes[spent_support].append(prev_effective_amount) + self.effective_amount_changes[spent_support].append(-support_amount) + return StagedClaimtrieSupport( + spent_support, txin_num, txin.prev_idx, support_amount + ).get_spend_support_txo_ops() + return [] + + def _spend_claim(self, txin, spent_claims): + txin_num = self.db.transaction_num_mapping[txin.prev_hash] + if (txin_num, txin.prev_idx) in self.pending_claims: + spent = self.pending_claims[(txin_num, txin.prev_idx)] + name = spent.name + spent_claims[spent.claim_hash] = (txin_num, txin.prev_idx, name) + # print(f"spend lbry://{name}#{spent.claim_hash.hex()}") + else: + spent_claim_hash_and_name = self.db.claim_hash_and_name_from_txo( + txin_num, txin.prev_idx + ) + if not spent_claim_hash_and_name: # txo is not a claim + return [] + prev_claim_hash, txi_len_encoded_name = spent_claim_hash_and_name + + prev_signing_hash = self.db.get_channel_for_claim(prev_claim_hash) + prev_claims_in_channel_count = None + if prev_signing_hash: + prev_claims_in_channel_count = self.db.get_claims_in_channel_count( + prev_signing_hash + ) + prev_effective_amount = self.db.get_effective_amount( + prev_claim_hash + ) + claim_root_tx_num, claim_root_idx, prev_amount, name, tx_num, position = self.db.get_root_claim_txo_and_current_amount(prev_claim_hash) + activation_height = 0 + spent = StagedClaimtrieItem( + name, prev_claim_hash, prev_amount, prev_effective_amount, + activation_height, txin_num, txin.prev_idx, claim_root_tx_num, + claim_root_idx, prev_signing_hash, prev_claims_in_channel_count + ) + spent_claims[prev_claim_hash] = (txin_num, txin.prev_idx, name) + # print(f"spend lbry://{spent_claims[prev_claim_hash][2]}#{prev_claim_hash.hex()}") + if spent.claim_hash not in self.effective_amount_changes: + self.effective_amount_changes[spent.claim_hash].append(spent.effective_amount) + self.effective_amount_changes[spent.claim_hash].append(-spent.amount) + return spent.get_spend_claim_txo_ops() + + def _spend_claim_or_support(self, txin, spent_claims): + spend_claim_ops = self._spend_claim(txin, spent_claims) + if spend_claim_ops: + return spend_claim_ops + return self._spend_support(txin) + + def _abandon(self, spent_claims): + # Handle abandoned claims + ops = [] + + for abandoned_claim_hash, (prev_tx_num, prev_idx, name) in spent_claims.items(): + # print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {prev_tx_num} {prev_idx}") + + if (prev_tx_num, prev_idx) in self.pending_claims: + pending = self.pending_claims.pop((prev_tx_num, prev_idx)) + claim_root_tx_num = pending.root_claim_tx_num + claim_root_idx = pending.root_claim_tx_position + prev_amount = pending.amount + prev_signing_hash = pending.signing_hash + prev_effective_amount = pending.effective_amount + prev_claims_in_channel_count = pending.claims_in_channel_count + else: + claim_root_tx_num, claim_root_idx, prev_amount, _, _, _ = self.db.get_root_claim_txo_and_current_amount( + abandoned_claim_hash + ) + prev_signing_hash = self.db.get_channel_for_claim(abandoned_claim_hash) + prev_claims_in_channel_count = None + if prev_signing_hash: + prev_claims_in_channel_count = self.db.get_claims_in_channel_count( + prev_signing_hash + ) + prev_effective_amount = self.db.get_effective_amount( + abandoned_claim_hash + ) + + for (support_tx_num, support_tx_idx) in self.pending_supports[abandoned_claim_hash]: + _, support_amount = self.pending_support_txos.pop((support_tx_num, support_tx_idx)) + ops.extend( + StagedClaimtrieSupport( + abandoned_claim_hash, support_tx_num, support_tx_idx, support_amount + ).get_spend_support_txo_ops() + ) + # print(f"\tremove pending support for abandoned lbry://{name}#{abandoned_claim_hash.hex()} {support_tx_num} {support_tx_idx}") + self.pending_supports[abandoned_claim_hash].clear() + self.pending_supports.pop(abandoned_claim_hash) + + for (support_tx_num, support_tx_idx, support_amount) in self.db.get_supports(abandoned_claim_hash): + ops.extend( + StagedClaimtrieSupport( + abandoned_claim_hash, support_tx_num, support_tx_idx, support_amount + ).get_spend_support_txo_ops() + ) + # print(f"\tremove support for abandoned lbry://{name}#{abandoned_claim_hash.hex()} {support_tx_num} {support_tx_idx}") + + activation_height = 0 + if abandoned_claim_hash in self.effective_amount_changes: + # print("pop") + self.effective_amount_changes.pop(abandoned_claim_hash) + self.pending_abandon.add(abandoned_claim_hash) + + # print(f"\tabandoned lbry://{name}#{abandoned_claim_hash.hex()}") + ops.extend( + StagedClaimtrieItem( + name, abandoned_claim_hash, prev_amount, prev_effective_amount, + activation_height, prev_tx_num, prev_idx, claim_root_tx_num, + claim_root_idx, prev_signing_hash, prev_claims_in_channel_count + ).get_abandon_ops(self.db.db)) + return ops + + def advance_block(self, block, height: int): + from lbry.wallet.transaction import OutputScript, Output + + txs: List[Tuple[Tx, bytes]] = block.transactions + # header = self.coin.electrum_header(block.header, height) + block_hash = self.coin.header_hash(block.header) + self.block_hashes.append(block_hash) self.block_txs.append((b''.join(tx_hash for tx, tx_hash in txs), [tx.raw for tx, _ in txs])) + first_tx_num = self.tx_count undo_info = [] hashXs_by_tx = [] - tx_num = self.tx_count + tx_count = self.tx_count # Use local vars for speed in the loops put_utxo = self.utxo_cache.__setitem__ + claimtrie_stash = [] + claimtrie_stash_extend = claimtrie_stash.extend spend_utxo = self.spend_utxo undo_info_append = undo_info.append update_touched = self.touched.update append_hashX_by_tx = hashXs_by_tx.append hashX_from_script = self.coin.hashX_from_script + unchanged_effective_amounts = {k: sum(v) for k, v in self.effective_amount_changes.items()} + for tx, tx_hash in txs: - hashXs = [] + # print(f"{tx_hash[::-1].hex()} @ {height}") + spent_claims = {} + + hashXs = [] # hashXs touched by spent inputs/rx outputs append_hashX = hashXs.append - tx_numb = pack('= 0, f'{new_effective_amount}, {touched_claim_hash.hex()}' + # if touched_claim_hash not in unchanged_effective_amounts or unchanged_effective_amounts[touched_claim_hash] != new_effective_amount: + # claimtrie_stash_extend( + # self.db.get_update_effective_amount_ops(touched_claim_hash, new_effective_amount) + # ) + # # print("update effective amount to", touched_claim_hash.hex(), new_effective_amount) + + undo_claims = b''.join(op.invert().pack() for op in claimtrie_stash) + self.claimtrie_stash.extend(claimtrie_stash) + # print("%i undo bytes for %i (%i claimtrie stash ops)" % (len(undo_claims), height, len(claimtrie_stash))) + + return undo_info, undo_claims def backup_blocks(self, raw_blocks): """Backup the raw blocks and flush. @@ -495,6 +800,7 @@ def backup_blocks(self, raw_blocks): coin = self.coin for raw_block in raw_blocks: self.logger.info("backup block %i", self.height) + print("backup", self.height) # Check and update self.tip block = coin.block(raw_block, self.height) header_hash = coin.header_hash(block.header) @@ -511,13 +817,14 @@ def backup_blocks(self, raw_blocks): # self.touched can include other addresses which is # harmless, but remove None. self.touched.discard(None) + self.db.flush_backup(self.flush_data(), self.touched) self.logger.info(f'backed up to height {self.height:,d}') def backup_txs(self, txs): # Prevout values, in order down the block (coinbase first if present) # undo_info is in reverse block order - undo_info = self.db.read_undo_info(self.height) + undo_info, undo_claims = self.db.read_undo_info(self.height) if undo_info is None: raise ChainError(f'no undo information found for height {self.height:,d}') n = len(undo_info) @@ -548,6 +855,7 @@ def backup_txs(self, txs): assert n == 0 self.tx_count -= len(txs) + self.undo_claims.append((undo_claims, self.height)) """An in-memory UTXO cache, representing all changes to UTXO state since the last DB flush. @@ -610,6 +918,7 @@ def spend_utxo(self, tx_hash, tx_idx): all UTXOs so not finding one indicates a logic error or DB corruption. """ + # Fast track is it being in the cache idx_packed = pack(' bytes: + encoded = name.encode('utf-8') + return len(encoded).to_bytes(2, byteorder='big') + encoded + + +class StagedClaimtrieSupport(typing.NamedTuple): + claim_hash: bytes + tx_num: int + position: int + amount: int + + def _get_add_remove_support_utxo_ops(self, add=True): + """ + get a list of revertable operations to add or spend a support txo to the key: value database + + :param add: if true use RevertablePut operations, otherwise use RevertableDelete + :return: + """ + op = RevertablePut if add else RevertableDelete + return [ + op( + *Prefixes.claim_to_support.pack_item(self.claim_hash, self.tx_num, self.position, self.amount) + ), + op( + *Prefixes.support_to_claim.pack_item(self.tx_num, self.position, self.claim_hash) + ) + ] + + def get_add_support_utxo_ops(self) -> typing.List[RevertableOp]: + return self._get_add_remove_support_utxo_ops(add=True) + + def get_spend_support_txo_ops(self) -> typing.List[RevertableOp]: + return self._get_add_remove_support_utxo_ops(add=False) + + +def get_update_effective_amount_ops(name: str, new_effective_amount: int, prev_effective_amount: int, tx_num: int, + position: int, root_tx_num: int, root_position: int, claim_hash: bytes, + signing_hash: Optional[bytes] = None, + claims_in_channel_count: Optional[int] = None): + assert root_position != root_tx_num, f"{tx_num} {position} {root_tx_num} {root_tx_num}" + ops = [ + RevertableDelete( + *Prefixes.claim_effective_amount.pack_item( + name, prev_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position + ) + ), + RevertablePut( + *Prefixes.claim_effective_amount.pack_item( + name, new_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position + ) + ) + ] + if signing_hash: + ops.extend([ + RevertableDelete( + *Prefixes.channel_to_claim.pack_item( + signing_hash, name, prev_effective_amount, tx_num, position, claim_hash, claims_in_channel_count + ) + ), + RevertablePut( + *Prefixes.channel_to_claim.pack_item( + signing_hash, name, new_effective_amount, tx_num, position, claim_hash, claims_in_channel_count + ) + ) + ]) + return ops + + +class StagedClaimtrieItem(typing.NamedTuple): + name: str + claim_hash: bytes + amount: int + effective_amount: int + activation_height: int + tx_num: int + position: int + root_claim_tx_num: int + root_claim_tx_position: int + signing_hash: Optional[bytes] + claims_in_channel_count: Optional[int] + + @property + def is_update(self) -> bool: + return (self.tx_num, self.position) != (self.root_claim_tx_num, self.root_claim_tx_position) + + def _get_add_remove_claim_utxo_ops(self, add=True): + """ + get a list of revertable operations to add or spend a claim txo to the key: value database + + :param add: if true use RevertablePut operations, otherwise use RevertableDelete + :return: + """ + op = RevertablePut if add else RevertableDelete + ops = [ + # url resolution by effective amount + op( + *Prefixes.claim_effective_amount.pack_item( + self.name, self.effective_amount, self.tx_num, self.position, self.claim_hash, + self.root_claim_tx_num, self.root_claim_tx_position + ) + ), + # claim tip by claim hash + op( + *Prefixes.claim_to_txo.pack_item( + self.claim_hash, self.tx_num, self.position, self.root_claim_tx_num, self.root_claim_tx_position, + self.amount, self.name + ) + ), + # short url resolution + op( + *Prefixes.claim_short_id.pack_item( + self.name, self.claim_hash, self.root_claim_tx_num, self.root_claim_tx_position, self.tx_num, + self.position + ) + ), + # claim hash by txo + op( + *Prefixes.txo_to_claim.pack_item(self.tx_num, self.position, self.claim_hash, self.name) + ) + ] + if self.signing_hash and self.claims_in_channel_count is not None: + # claims_in_channel_count can be none if the channel doesnt exist + ops.extend([ + # channel by stream + op( + *Prefixes.claim_to_channel.pack_item(self.claim_hash, self.signing_hash) + ), + # stream by channel + op( + *Prefixes.channel_to_claim.pack_item( + self.signing_hash, self.name, self.effective_amount, self.tx_num, self.position, + self.claim_hash, self.claims_in_channel_count + ) + ) + ]) + return ops + + def get_add_claim_utxo_ops(self) -> typing.List[RevertableOp]: + return self._get_add_remove_claim_utxo_ops(add=True) + + def get_spend_claim_txo_ops(self) -> typing.List[RevertableOp]: + return self._get_add_remove_claim_utxo_ops(add=False) + + def get_invalidate_channel_ops(self, db) -> typing.List[RevertableOp]: + if not self.signing_hash: + return [] + return [ + RevertableDelete(*Prefixes.claim_to_channel.pack_item(self.claim_hash, self.signing_hash)) + ] + delete_prefix(db, DB_PREFIXES.channel_to_claim.value + self.signing_hash) + + def get_abandon_ops(self, db) -> typing.List[RevertableOp]: + packed_name = length_encoded_name(self.name) + delete_short_id_ops = delete_prefix( + db, DB_PREFIXES.claim_short_id_prefix.value + packed_name + self.claim_hash + ) + delete_claim_ops = delete_prefix(db, DB_PREFIXES.claim_to_txo.value + self.claim_hash) + delete_supports_ops = delete_prefix(db, DB_PREFIXES.claim_to_support.value + self.claim_hash) + invalidate_channel_ops = self.get_invalidate_channel_ops(db) + return delete_short_id_ops + delete_claim_ops + delete_supports_ops + invalidate_channel_ops + diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py new file mode 100644 index 0000000000..3b1657af93 --- /dev/null +++ b/lbry/wallet/server/db/prefixes.py @@ -0,0 +1,391 @@ +import typing +import struct +from lbry.wallet.server.db import DB_PREFIXES + + +def length_encoded_name(name: str) -> bytes: + encoded = name.encode('utf-8') + return len(encoded).to_bytes(2, byteorder='big') + encoded + + +class PrefixRow: + prefix: bytes + key_struct: struct.Struct + value_struct: struct.Struct + + @classmethod + def pack_key(cls, *args) -> bytes: + return cls.prefix + cls.key_struct.pack(*args) + + @classmethod + def pack_value(cls, *args) -> bytes: + return cls.value_struct.pack(*args) + + @classmethod + def unpack_key(cls, key: bytes): + assert key[:1] == cls.prefix + return cls.key_struct.unpack(key[1:]) + + @classmethod + def unpack_value(cls, data: bytes): + return cls.value_struct.unpack(data) + + @classmethod + def unpack_item(cls, key: bytes, value: bytes): + return cls.unpack_key(key), cls.unpack_value(value) + + +class EffectiveAmountKey(typing.NamedTuple): + name: str + effective_amount: int + tx_num: int + position: int + + +class EffectiveAmountValue(typing.NamedTuple): + claim_hash: bytes + root_tx_num: int + root_position: int + + +class ClaimToTXOKey(typing.NamedTuple): + claim_hash: bytes + tx_num: int + position: int + + +class ClaimToTXOValue(typing.NamedTuple): + root_tx_num: int + root_position: int + amount: int + name: str + + +class TXOToClaimKey(typing.NamedTuple): + tx_num: int + position: int + + +class TXOToClaimValue(typing.NamedTuple): + claim_hash: bytes + name: str + + +class ClaimShortIDKey(typing.NamedTuple): + name: str + claim_hash: bytes + root_tx_num: int + root_position: int + + +class ClaimShortIDValue(typing.NamedTuple): + tx_num: int + position: int + + +class ClaimToChannelKey(typing.NamedTuple): + claim_hash: bytes + + +class ClaimToChannelValue(typing.NamedTuple): + signing_hash: bytes + + +class ChannelToClaimKey(typing.NamedTuple): + signing_hash: bytes + name: str + effective_amount: int + tx_num: int + position: int + + +class ChannelToClaimValue(typing.NamedTuple): + claim_hash: bytes + claims_in_channel: int + + +class ClaimToSupportKey(typing.NamedTuple): + claim_hash: bytes + tx_num: int + position: int + + +class ClaimToSupportValue(typing.NamedTuple): + amount: int + + +class SupportToClaimKey(typing.NamedTuple): + tx_num: int + position: int + + +class SupportToClaimValue(typing.NamedTuple): + claim_hash: bytes + + +class EffectiveAmountPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_effective_amount_prefix.value + key_struct = struct.Struct(b'>QLH') + value_struct = struct.Struct(b'>20sLH') + + @classmethod + def pack_key(cls, name: str, effective_amount: int, tx_num: int, position: int): + return cls.prefix + length_encoded_name(name) + cls.key_struct.pack( + 0xffffffffffffffff - effective_amount, tx_num, position + ) + + @classmethod + def unpack_key(cls, key: bytes) -> EffectiveAmountKey: + assert key[:1] == cls.prefix + name_len = int.from_bytes(key[1:3], byteorder='big') + name = key[3:3 + name_len].decode() + ones_comp_effective_amount, tx_num, position = cls.key_struct.unpack(key[3 + name_len:]) + return EffectiveAmountKey( + name, 0xffffffffffffffff - ones_comp_effective_amount, tx_num, position + ) + + @classmethod + def unpack_value(cls, data: bytes) -> EffectiveAmountValue: + return EffectiveAmountValue(*super().unpack_value(data)) + + @classmethod + def pack_value(cls, claim_hash: bytes, root_tx_num: int, root_position: int) -> bytes: + return super().pack_value(claim_hash, root_tx_num, root_position) + + @classmethod + def pack_item(cls, name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes, + root_tx_num: int, root_position: int): + return cls.pack_key(name, effective_amount, tx_num, position), \ + cls.pack_value(claim_hash, root_tx_num, root_position) + + +class ClaimToTXOPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_to_txo.value + key_struct = struct.Struct(b'>20sLH') + value_struct = struct.Struct(b'>LHQ') + + @classmethod + def pack_key(cls, claim_hash: bytes, tx_num: int, position: int): + return super().pack_key( + claim_hash, 0xffffffff - tx_num, 0xffff - position + ) + + @classmethod + def unpack_key(cls, key: bytes) -> ClaimToTXOKey: + assert key[:1] == cls.prefix + claim_hash, ones_comp_tx_num, ones_comp_position = cls.key_struct.unpack(key[1:]) + return ClaimToTXOKey( + claim_hash, 0xffffffff - ones_comp_tx_num, 0xffff - ones_comp_position + ) + + @classmethod + def unpack_value(cls, data: bytes) ->ClaimToTXOValue: + root_tx_num, root_position, amount = cls.value_struct.unpack(data[:14]) + name_len = int.from_bytes(data[14:16], byteorder='big') + name = data[16:16 + name_len].decode() + return ClaimToTXOValue(root_tx_num, root_position, amount, name) + + @classmethod + def pack_value(cls, root_tx_num: int, root_position: int, amount: int, name: str) -> bytes: + return cls.value_struct.pack(root_tx_num, root_position, amount) + length_encoded_name(name) + + @classmethod + def pack_item(cls, claim_hash: bytes, tx_num: int, position: int, root_tx_num: int, root_position: int, + amount: int, name: str): + return cls.pack_key(claim_hash, tx_num, position), \ + cls.pack_value(root_tx_num, root_position, amount, name) + + +class TXOToClaimPrefixRow(PrefixRow): + prefix = DB_PREFIXES.txo_to_claim.value + key_struct = struct.Struct(b'>LH') + value_struct = struct.Struct(b'>20s') + + @classmethod + def pack_key(cls, tx_num: int, position: int): + return super().pack_key(tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> TXOToClaimKey: + return TXOToClaimKey(*super().unpack_key(key)) + + @classmethod + def unpack_value(cls, data: bytes) -> TXOToClaimValue: + claim_hash, = cls.value_struct.unpack(data[:20]) + name_len = int.from_bytes(data[20:22], byteorder='big') + name = data[22:22 + name_len].decode() + return TXOToClaimValue(claim_hash, name) + + @classmethod + def pack_value(cls, claim_hash: bytes, name: str) -> bytes: + return cls.value_struct.pack(claim_hash) + length_encoded_name(name) + + @classmethod + def pack_item(cls, tx_num: int, position: int, claim_hash: bytes, name: str): + return cls.pack_key(tx_num, position), \ + cls.pack_value(claim_hash, name) + + +class ClaimShortIDPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_short_id_prefix.value + key_struct = struct.Struct(b'>20sLH') + value_struct = struct.Struct(b'>LH') + + @classmethod + def pack_key(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int): + return cls.prefix + length_encoded_name(name) + cls.key_struct.pack(claim_hash, root_tx_num, root_position) + + @classmethod + def pack_value(cls, tx_num: int, position: int): + return super().pack_value(tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> ClaimShortIDKey: + assert key[:1] == cls.prefix + name_len = int.from_bytes(key[1:3], byteorder='big') + name = key[3:3 + name_len].decode() + return ClaimShortIDKey(name, *cls.key_struct.unpack(key[3 + name_len:])) + + @classmethod + def unpack_value(cls, data: bytes) -> ClaimShortIDValue: + return ClaimShortIDValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int, + tx_num: int, position: int): + return cls.pack_key(name, claim_hash, root_tx_num, root_position), \ + cls.pack_value(tx_num, position) + + +class ClaimToChannelPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_to_channel.value + key_struct = struct.Struct(b'>20s') + value_struct = struct.Struct(b'>20s') + + @classmethod + def pack_key(cls, claim_hash: bytes): + return super().pack_key(claim_hash) + + @classmethod + def pack_value(cls, signing_hash: bytes): + return super().pack_value(signing_hash) + + @classmethod + def unpack_key(cls, key: bytes) -> ClaimToChannelKey: + return ClaimToChannelKey(*super().unpack_key(key)) + + @classmethod + def unpack_value(cls, data: bytes) -> ClaimToChannelValue: + return ClaimToChannelValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, claim_hash: bytes, signing_hash: bytes): + return cls.pack_key(claim_hash), cls.pack_value(signing_hash) + + +class ChannelToClaimPrefixRow(PrefixRow): + prefix = DB_PREFIXES.channel_to_claim.value + key_struct = struct.Struct(b'>QLH') + value_struct = struct.Struct(b'>20sL') + + @classmethod + def pack_key(cls, signing_hash: bytes, name: str, effective_amount: int, tx_num: int, position: int): + return cls.prefix + signing_hash + length_encoded_name(name) + cls.key_struct.pack( + 0xffffffffffffffff - effective_amount, tx_num, position + ) + + @classmethod + def unpack_key(cls, key: bytes) -> ChannelToClaimKey: + assert key[:1] == cls.prefix + signing_hash = key[1:21] + name_len = int.from_bytes(key[21:23], byteorder='big') + name = key[23:23 + name_len].decode() + ones_comp_effective_amount, tx_num, position = cls.key_struct.unpack(key[23 + name_len:]) + return ChannelToClaimKey( + signing_hash, name, 0xffffffffffffffff - ones_comp_effective_amount, tx_num, position + ) + + @classmethod + def pack_value(cls, claim_hash: bytes, claims_in_channel: int) -> bytes: + return super().pack_value(claim_hash, claims_in_channel) + + @classmethod + def unpack_value(cls, data: bytes) -> ChannelToClaimValue: + return ChannelToClaimValue(*cls.value_struct.unpack(data)) + + @classmethod + def pack_item(cls, signing_hash: bytes, name: str, effective_amount: int, tx_num: int, position: int, + claim_hash: bytes, claims_in_channel: int): + return cls.pack_key(signing_hash, name, effective_amount, tx_num, position), \ + cls.pack_value(claim_hash, claims_in_channel) + + +class ClaimToSupportPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_to_support.value + key_struct = struct.Struct(b'>20sLH') + value_struct = struct.Struct(b'>Q') + + @classmethod + def pack_key(cls, claim_hash: bytes, tx_num: int, position: int): + return super().pack_key(claim_hash, tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> ClaimToSupportKey: + return ClaimToSupportKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, amount: int) -> bytes: + return super().pack_value(amount) + + @classmethod + def unpack_value(cls, data: bytes) -> ClaimToSupportValue: + return ClaimToSupportValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, claim_hash: bytes, tx_num: int, position: int, amount: int): + return cls.pack_key(claim_hash, tx_num, position), \ + cls.pack_value(amount) + + +class SupportToClaimPrefixRow(PrefixRow): + prefix = DB_PREFIXES.support_to_claim.value + key_struct = struct.Struct(b'>LH') + value_struct = struct.Struct(b'>20s') + + @classmethod + def pack_key(cls, tx_num: int, position: int): + return super().pack_key(tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> SupportToClaimKey: + return SupportToClaimKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, claim_hash: bytes) -> bytes: + return super().pack_value(claim_hash) + + @classmethod + def unpack_value(cls, data: bytes) -> SupportToClaimValue: + return SupportToClaimValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, tx_num: int, position: int, claim_hash: bytes): + return cls.pack_key(tx_num, position), \ + cls.pack_value(claim_hash) + + +class Prefixes: + claim_to_support = ClaimToSupportPrefixRow + support_to_claim = SupportToClaimPrefixRow + + claim_to_txo = ClaimToTXOPrefixRow + txo_to_claim = TXOToClaimPrefixRow + + claim_to_channel = ClaimToChannelPrefixRow + channel_to_claim = ChannelToClaimPrefixRow + + claim_short_id = ClaimShortIDPrefixRow + + claim_effective_amount = EffectiveAmountPrefixRow + + undo_claimtrie = b'M' diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py new file mode 100644 index 0000000000..bd391cf88c --- /dev/null +++ b/lbry/wallet/server/db/revertable.py @@ -0,0 +1,78 @@ +import struct +from typing import Tuple, List +from lbry.wallet.server.db import DB_PREFIXES + +_OP_STRUCT = struct.Struct('>BHH') + + +class RevertableOp: + __slots__ = [ + 'key', + 'value', + ] + is_put = 0 + + def __init__(self, key: bytes, value: bytes): + self.key = key + self.value = value + + def invert(self) -> 'RevertableOp': + raise NotImplementedError() + + def pack(self) -> bytes: + """ + Serialize to bytes + """ + return struct.pack( + f'>BHH{len(self.key)}s{len(self.value)}s', self.is_put, len(self.key), len(self.value), self.key, + self.value + ) + + @classmethod + def unpack(cls, packed: bytes) -> Tuple['RevertableOp', bytes]: + """ + Deserialize from bytes + + :param packed: bytes containing at least one packed revertable op + :return: tuple of the deserialized op (a put or a delete) and the remaining serialized bytes + """ + is_put, key_len, val_len = _OP_STRUCT.unpack(packed[:5]) + key = packed[5:5 + key_len] + value = packed[5 + key_len:5 + key_len + val_len] + if is_put == 1: + return RevertablePut(key, value), packed[5 + key_len + val_len:] + return RevertableDelete(key, value), packed[5 + key_len + val_len:] + + @classmethod + def unpack_stack(cls, packed: bytes) -> List['RevertableOp']: + """ + Deserialize multiple from bytes + """ + ops = [] + while packed: + op, packed = cls.unpack(packed) + ops.append(op) + return ops + + def __eq__(self, other: 'RevertableOp') -> bool: + return (self.is_put, self.key, self.value) == (other.is_put, other.key, other.value) + + def __repr__(self) -> str: + return f"{'PUT' if self.is_put else 'DELETE'} {DB_PREFIXES(self.key[:1]).name}: " \ + f"{self.key[1:].hex()} | {self.value.hex()}" + + +class RevertableDelete(RevertableOp): + def invert(self): + return RevertablePut(self.key, self.value) + + +class RevertablePut(RevertableOp): + is_put = 1 + + def invert(self): + return RevertableDelete(self.key, self.value) + + +def delete_prefix(db: 'plyvel.DB', prefix: bytes) -> List['RevertableDelete']: + return [RevertableDelete(k, v) for k, v in db.iterator(prefix=prefix)] diff --git a/lbry/wallet/server/hash.py b/lbry/wallet/server/hash.py index 2c02019524..e9d088684a 100644 --- a/lbry/wallet/server/hash.py +++ b/lbry/wallet/server/hash.py @@ -36,6 +36,7 @@ _new_hash = hashlib.new _new_hmac = hmac.new HASHX_LEN = 11 +CLAIM_HASH_LEN = 20 def sha256(x): diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index f509a14a77..e5d18fbbf9 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -15,9 +15,9 @@ import base64 import os import time -import zlib import typing -from typing import Optional, List, Tuple, Iterable +import struct +from typing import Optional, Iterable from functools import partial from asyncio import sleep from bisect import bisect_right, bisect_left @@ -27,14 +27,24 @@ from concurrent.futures.thread import ThreadPoolExecutor import attr from lbry.utils import LRUCacheWithMetrics +from lbry.schema.url import URL from lbry.wallet.server import util -from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN +from lbry.wallet.server.hash import hash_to_hex_str, CLAIM_HASH_LEN from lbry.wallet.server.merkle import Merkle, MerkleCache from lbry.wallet.server.util import formatted_time, pack_be_uint16, unpack_be_uint16_from from lbry.wallet.server.storage import db_class - +from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix +from lbry.wallet.server.db import DB_PREFIXES +from lbry.wallet.server.db.prefixes import Prefixes +from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, get_update_effective_amount_ops, length_encoded_name UTXO = namedtuple("UTXO", "tx_num tx_pos tx_hash height value") + +TXO_STRUCT = struct.Struct(b'>LH') +TXO_STRUCT_unpack = TXO_STRUCT.unpack +TXO_STRUCT_pack = TXO_STRUCT.pack + + HISTORY_PREFIX = b'A' TX_PREFIX = b'B' BLOCK_HASH_PREFIX = b'C' @@ -58,11 +68,34 @@ class FlushData: headers = attr.ib() block_hashes = attr.ib() block_txs = attr.ib() + claimtrie_stash = attr.ib() # The following are flushed to the UTXO DB if undo_infos is not None undo_infos = attr.ib() adds = attr.ib() deletes = attr.ib() tip = attr.ib() + undo_claimtrie = attr.ib() + + +class ResolveResult(typing.NamedTuple): + name: str + claim_hash: bytes + tx_num: int + position: int + tx_hash: bytes + height: int + short_url: str + is_controlling: bool + canonical_url: str + creation_height: int + activation_height: int + expiration_height: int + effective_amount: int + support_amount: int + last_take_over_height: Optional[int] + claims_in_channel: Optional[int] + channel_hash: Optional[bytes] + reposted_claim_hash: Optional[bytes] class LevelDB: @@ -73,7 +106,7 @@ class LevelDB: """ DB_VERSIONS = [6] - HIST_DB_VERSIONS = [0] + HIST_DB_VERSIONS = [0, 6] class DBError(Exception): """Raised on general DB errors generally indicating corruption.""" @@ -113,6 +146,225 @@ def __init__(self, env): self.total_transactions = None self.transaction_num_mapping = {} + def claim_hash_and_name_from_txo(self, tx_num: int, tx_idx: int): + claim_hash_and_name = self.db.get( + DB_PREFIXES.txo_to_claim.value + TXO_STRUCT_pack(tx_num, tx_idx) + ) + if not claim_hash_and_name: + return + return claim_hash_and_name[:CLAIM_HASH_LEN], claim_hash_and_name[CLAIM_HASH_LEN:] + + def get_supported_claim_from_txo(self, tx_num, tx_idx: int): + supported_claim_hash = self.db.get( + DB_PREFIXES.support_to_claim.value + TXO_STRUCT_pack(tx_num, tx_idx) + ) + if supported_claim_hash: + packed_support_amount = self.db.get( + Prefixes.claim_to_support.pack_key(supported_claim_hash, tx_num, tx_idx) + ) + if packed_support_amount is not None: + return supported_claim_hash, Prefixes.claim_to_support.unpack_value(packed_support_amount).amount + return None, None + + def get_support_amount(self, claim_hash: bytes): + total = 0 + for packed in self.db.iterator(prefix=DB_PREFIXES.claim_to_support.value + claim_hash, include_key=False): + total += Prefixes.claim_to_support.unpack_value(packed).amount + return total + + def get_supports(self, claim_hash: bytes): + supports = [] + for k, v in self.db.iterator(prefix=DB_PREFIXES.claim_to_support.value + claim_hash): + unpacked_k = Prefixes.claim_to_support.unpack_key(k) + unpacked_v = Prefixes.claim_to_support.unpack_value(v) + supports.append((unpacked_k.tx_num, unpacked_k.position, unpacked_v.amount)) + + return supports + + def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, root_tx_num: int, + root_position: int) -> ResolveResult: + tx_hash = self.total_transactions[tx_num] + height = bisect_right(self.tx_counts, tx_num) + created_height = bisect_right(self.tx_counts, root_tx_num) + last_take_over_height = 0 + activation_height = created_height + expiration_height = 0 + + support_amount = self.get_support_amount(claim_hash) + effective_amount = self.get_effective_amount(claim_hash) + channel_hash = self.get_channel_for_claim(claim_hash) + + claims_in_channel = None + short_url = f'{name}#{claim_hash.hex()}' + canonical_url = short_url + if channel_hash: + channel_vals = self.get_root_claim_txo_and_current_amount(channel_hash) + if channel_vals: + _, _, _, channel_name, _, _ = channel_vals + claims_in_channel = self.get_claims_in_channel_count(channel_hash) + canonical_url = f'{channel_name}#{channel_hash.hex()}/{name}#{claim_hash.hex()}' + return ResolveResult( + name, claim_hash, tx_num, position, tx_hash, height, short_url=short_url, + is_controlling=False, canonical_url=canonical_url, last_take_over_height=last_take_over_height, + claims_in_channel=claims_in_channel, creation_height=created_height, activation_height=activation_height, + expiration_height=expiration_height, effective_amount=effective_amount, support_amount=support_amount, + channel_hash=channel_hash, reposted_claim_hash=None + ) + + def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, + amount_order: int = 1) -> Optional[ResolveResult]: + """ + :param normalized_name: name + :param claim_id: partial or complete claim id + :param amount_order: '$' suffix to a url, defaults to 1 (winning) if no claim id modifier is provided + """ + + encoded_name = length_encoded_name(normalized_name) + amount_order = max(int(amount_order or 1), 1) + if claim_id: + # resolve by partial/complete claim id + short_claim_hash = bytes.fromhex(claim_id) + prefix = DB_PREFIXES.claim_short_id_prefix.value + encoded_name + short_claim_hash + for k, v in self.db.iterator(prefix=prefix): + key = Prefixes.claim_short_id.unpack_key(k) + claim_txo = Prefixes.claim_short_id.unpack_value(v) + return self._prepare_resolve_result(claim_txo.tx_num, claim_txo.position, key.claim_hash, key.name, + key.root_tx_num, key.root_position) + return + + # resolve by amount ordering, 1 indexed + for idx, (k, v) in enumerate(self.db.iterator(prefix=DB_PREFIXES.claim_effective_amount_prefix.value + encoded_name)): + if amount_order > idx + 1: + continue + key = Prefixes.claim_effective_amount.unpack_key(k) + claim_val = Prefixes.claim_effective_amount.unpack_value(v) + return self._prepare_resolve_result( + key.tx_num, key.position, claim_val.claim_hash, key.name, claim_val.root_tx_num, + claim_val.root_position + ) + return + + def _resolve_claim_in_channel(self, channel_hash: bytes, normalized_name: str): + prefix = DB_PREFIXES.channel_to_claim.value + channel_hash + length_encoded_name(normalized_name) + candidates = [] + for k, v in self.db.iterator(prefix=prefix): + key = Prefixes.channel_to_claim.unpack_key(k) + stream = Prefixes.channel_to_claim.unpack_value(v) + if not candidates or candidates[-1][-1] == key.effective_amount: + candidates.append((stream.claim_hash, key.tx_num, key.position, key.effective_amount)) + else: + break + if not candidates: + return + return list(sorted(candidates, key=lambda item: item[1]))[0] + + def _fs_resolve(self, url): + try: + parsed = URL.parse(url) + except ValueError as e: + return e, None + + stream = channel = resolved_channel = resolved_stream = None + if parsed.has_stream_in_channel: + channel = parsed.channel + stream = parsed.stream + elif parsed.has_channel: + channel = parsed.channel + elif parsed.has_stream: + stream = parsed.stream + if channel: + resolved_channel = self._resolve(channel.normalized, channel.claim_id, channel.amount_order) + if not resolved_channel: + return None, LookupError(f'Could not find channel in "{url}".') + if stream: + if resolved_channel: + stream_claim = self._resolve_claim_in_channel(resolved_channel.claim_hash, stream.normalized) + if stream_claim: + stream_claim_id, stream_tx_num, stream_tx_pos, effective_amount = stream_claim + resolved_stream = self._fs_get_claim_by_hash(stream_claim_id) + else: + resolved_stream = self._resolve(stream.normalized, stream.claim_id, stream.amount_order) + if not channel and not resolved_channel and resolved_stream and resolved_stream.channel_hash: + resolved_channel = self._fs_get_claim_by_hash(resolved_stream.channel_hash) + if not resolved_stream: + return LookupError(f'Could not find claim at "{url}".'), None + + return resolved_stream, resolved_channel + + async def fs_resolve(self, url): + return await asyncio.get_event_loop().run_in_executor(self.executor, self._fs_resolve, url) + + def _fs_get_claim_by_hash(self, claim_hash): + for k, v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash): + unpacked_k = Prefixes.claim_to_txo.unpack_key(k) + unpacked_v = Prefixes.claim_to_txo.unpack_value(v) + return self._prepare_resolve_result( + unpacked_k.tx_num, unpacked_k.position, unpacked_k.claim_hash, unpacked_v.name, + unpacked_v.root_tx_num, unpacked_v.root_position + ) + + async def fs_getclaimbyid(self, claim_id): + return await asyncio.get_event_loop().run_in_executor( + self.executor, self._fs_get_claim_by_hash, bytes.fromhex(claim_id) + ) + + def claim_exists(self, claim_hash: bytes): + for _ in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash, include_value=False): + return True + return False + + def get_root_claim_txo_and_current_amount(self, claim_hash): + for k, v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash): + unpacked_k = Prefixes.claim_to_txo.unpack_key(k) + unpacked_v = Prefixes.claim_to_txo.unpack_value(v) + return unpacked_v.root_tx_num, unpacked_v.root_position, unpacked_v.amount, unpacked_v.name,\ + unpacked_k.tx_num, unpacked_k.position + + def make_staged_claim_item(self, claim_hash: bytes) -> StagedClaimtrieItem: + root_tx_num, root_idx, value, name, tx_num, idx = self.db.get_root_claim_txo_and_current_amount( + claim_hash + ) + activation_height = 0 + effective_amount = self.db.get_support_amount(claim_hash) + value + signing_hash = self.get_channel_for_claim(claim_hash) + if signing_hash: + count = self.get_claims_in_channel_count(signing_hash) + else: + count = 0 + return StagedClaimtrieItem( + name, claim_hash, value, effective_amount, activation_height, tx_num, idx, root_tx_num, root_idx, + signing_hash, count + ) + + def get_effective_amount(self, claim_hash): + for v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash, include_key=False): + return Prefixes.claim_to_txo.unpack_value(v).amount + self.get_support_amount(claim_hash) + fnord + return None + + def get_update_effective_amount_ops(self, claim_hash: bytes, effective_amount: int): + claim_info = self.get_root_claim_txo_and_current_amount(claim_hash) + if not claim_info: + return [] + root_tx_num, root_position, amount, name, tx_num, position = claim_info + signing_hash = self.get_channel_for_claim(claim_hash) + claims_in_channel_count = None + if signing_hash: + claims_in_channel_count = self.get_claims_in_channel_count(signing_hash) + prev_effective_amount = self.get_effective_amount(claim_hash) + return get_update_effective_amount_ops( + name, effective_amount, prev_effective_amount, tx_num, position, + root_tx_num, root_position, claim_hash, signing_hash, claims_in_channel_count + ) + + def get_claims_in_channel_count(self, channel_hash) -> int: + for v in self.db.iterator(prefix=DB_PREFIXES.channel_to_claim.value + channel_hash, include_key=False): + return Prefixes.channel_to_claim.unpack_value(v).claims_in_channel + return 0 + + def get_channel_for_claim(self, claim_hash) -> Optional[bytes]: + return self.db.get(DB_PREFIXES.claim_to_channel.value + claim_hash) + # def add_unflushed(self, hashXs_by_tx, first_tx_num): # unflushed = self.history.unflushed # count = 0 @@ -220,8 +472,7 @@ async def _open_dbs(self, for_sync, compacting): # < might happen at end of compaction as both DBs cannot be # updated atomically if self.hist_flush_count > self.utxo_flush_count: - self.logger.info('DB shut down uncleanly. Scanning for ' - 'excess history flushes...') + self.logger.info('DB shut down uncleanly. Scanning for excess history flushes...') keys = [] for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX): @@ -350,27 +601,6 @@ def flush_utxo_db(self, batch, flush_data): add_count = len(flush_data.adds) spend_count = len(flush_data.deletes) // 2 - # Spends - batch_delete = batch.delete - for key in sorted(flush_data.deletes): - batch_delete(key) - flush_data.deletes.clear() - - # New UTXOs - batch_put = batch.put - for key, value in flush_data.adds.items(): - # suffix = tx_idx + tx_num - hashX = value[:-12] - suffix = key[-2:] + value[-12:-8] - batch_put(HASHX_UTXO_PREFIX + key[:4] + suffix, hashX) - batch_put(UTXO_PREFIX + hashX + suffix, value[-8:]) - flush_data.adds.clear() - - # New undo information - for undo_info, height in flush_data.undo_infos: - batch_put(self.undo_key(height), b''.join(undo_info)) - flush_data.undo_infos.clear() - if self.db.for_sync: block_count = flush_data.height - self.db_height tx_count = flush_data.tx_count - self.db_tx_count @@ -394,11 +624,12 @@ def write_history_state(self, batch): } # History entries are not prefixed; the suffix \0\0 ensures we # look similar to other entries and aren't interfered with - batch.put(HIST_STATE, repr(state).encode()) + batch.put(DB_PREFIXES.HIST_STATE.value, repr(state).encode()) def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): """Flush out cached state. History is always flushed; UTXOs are flushed if flush_utxos.""" + if flush_data.height == self.db_height: self.assert_flushed(flush_data) return @@ -419,41 +650,49 @@ def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): assert len(self.tx_counts) == flush_data.height + 1 assert len( b''.join(hashes for hashes, _ in flush_data.block_txs) - ) // 32 == flush_data.tx_count - prior_tx_count - + ) // 32 == flush_data.tx_count - prior_tx_count, f"{len(b''.join(hashes for hashes, _ in flush_data.block_txs)) // 32} != {flush_data.tx_count}" # Write the headers start_time = time.perf_counter() with self.db.write_batch() as batch: - batch_put = batch.put + self.put = batch.put + batch_put = self.put + batch_delete = batch.delete height_start = self.fs_height + 1 tx_num = prior_tx_count - for i, (header, block_hash, (tx_hashes, txs)) in enumerate(zip(flush_data.headers, flush_data.block_hashes, flush_data.block_txs)): - batch_put(HEADER_PREFIX + util.pack_be_uint64(height_start), header) + for i, (header, block_hash, (tx_hashes, txs)) in enumerate( + zip(flush_data.headers, flush_data.block_hashes, flush_data.block_txs)): + batch_put(DB_PREFIXES.HEADER_PREFIX.value + util.pack_be_uint64(height_start), header) self.headers.append(header) tx_count = self.tx_counts[height_start] - batch_put(BLOCK_HASH_PREFIX + util.pack_be_uint64(height_start), block_hash[::-1]) - batch_put(TX_COUNT_PREFIX + util.pack_be_uint64(height_start), util.pack_be_uint64(tx_count)) + batch_put(DB_PREFIXES.BLOCK_HASH_PREFIX.value + util.pack_be_uint64(height_start), block_hash[::-1]) + batch_put(DB_PREFIXES.TX_COUNT_PREFIX.value + util.pack_be_uint64(height_start), util.pack_be_uint64(tx_count)) height_start += 1 offset = 0 while offset < len(tx_hashes): - batch_put(TX_HASH_PREFIX + util.pack_be_uint64(tx_num), tx_hashes[offset:offset + 32]) - batch_put(TX_NUM_PREFIX + tx_hashes[offset:offset + 32], util.pack_be_uint64(tx_num)) - batch_put(TX_PREFIX + tx_hashes[offset:offset + 32], txs[offset // 32]) - + batch_put(DB_PREFIXES.TX_HASH_PREFIX.value + util.pack_be_uint64(tx_num), tx_hashes[offset:offset + 32]) + batch_put(DB_PREFIXES.TX_NUM_PREFIX.value + tx_hashes[offset:offset + 32], util.pack_be_uint64(tx_num)) + batch_put(DB_PREFIXES.TX_PREFIX.value + tx_hashes[offset:offset + 32], txs[offset // 32]) tx_num += 1 offset += 32 flush_data.headers.clear() flush_data.block_txs.clear() flush_data.block_hashes.clear() - # flush_data.claim_txo_cache.clear() - # flush_data.support_txo_cache.clear() + for staged_change in flush_data.claimtrie_stash: + # print("ADVANCE", staged_change) + if staged_change.is_put: + batch_put(staged_change.key, staged_change.value) + else: + batch_delete(staged_change.key) + flush_data.claimtrie_stash.clear() + for undo_claims, height in flush_data.undo_claimtrie: + batch_put(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(height), undo_claims) + flush_data.undo_claimtrie.clear() self.fs_height = flush_data.height self.fs_tx_count = flush_data.tx_count - # Then history self.hist_flush_count += 1 flush_id = pack_be_uint16(self.hist_flush_count) @@ -461,17 +700,51 @@ def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): for hashX in sorted(unflushed): key = hashX + flush_id - batch_put(HASHX_HISTORY_PREFIX + key, unflushed[hashX].tobytes()) + batch_put(DB_PREFIXES.HASHX_HISTORY_PREFIX.value + key, unflushed[hashX].tobytes()) self.write_history_state(batch) unflushed.clear() self.hist_unflushed_count = 0 - ######################### + # New undo information + for undo_info, height in flush_data.undo_infos: + batch_put(self.undo_key(height), b''.join(undo_info)) + flush_data.undo_infos.clear() + + # Spends + for key in sorted(flush_data.deletes): + batch_delete(key) + flush_data.deletes.clear() + + # New UTXOs + for key, value in flush_data.adds.items(): + # suffix = tx_idx + tx_num + hashX = value[:-12] + suffix = key[-2:] + value[-12:-8] + batch_put(DB_PREFIXES.HASHX_UTXO_PREFIX.value + key[:4] + suffix, hashX) + batch_put(DB_PREFIXES.UTXO_PREFIX.value + hashX + suffix, value[-8:]) + flush_data.adds.clear() + # Flush state last as it reads the wall time. - self.flush_utxo_db(batch, flush_data) + start_time = time.time() + add_count = len(flush_data.adds) + spend_count = len(flush_data.deletes) // 2 + + if self.db.for_sync: + block_count = flush_data.height - self.db_height + tx_count = flush_data.tx_count - self.db_tx_count + elapsed = time.time() - start_time + self.logger.info(f'flushed {block_count:,d} blocks with ' + f'{tx_count:,d} txs, {add_count:,d} UTXO adds, ' + f'{spend_count:,d} spends in ' + f'{elapsed:.1f}s, committing...') + + self.utxo_flush_count = self.hist_flush_count + self.db_height = flush_data.height + self.db_tx_count = flush_data.tx_count + self.db_tip = flush_data.tip # self.flush_state(batch) # @@ -524,24 +797,43 @@ def flush_backup(self, flush_data, touched): start_time = time.time() tx_delta = flush_data.tx_count - self.last_flush_tx_count ### - while self.fs_height > flush_data.height: - self.fs_height -= 1 - self.headers.pop() self.fs_tx_count = flush_data.tx_count # Truncate header_mc: header count is 1 more than the height. self.header_mc.truncate(flush_data.height + 1) - ### # Not certain this is needed, but it doesn't hurt self.hist_flush_count += 1 nremoves = 0 with self.db.write_batch() as batch: + batch_put = batch.put + batch_delete = batch.delete + + claim_reorg_height = self.fs_height + print("flush undos", flush_data.undo_claimtrie) + for (ops, height) in reversed(flush_data.undo_claimtrie): + claimtrie_ops = RevertableOp.unpack_stack(ops) + print("%i undo ops for %i" % (len(claimtrie_ops), height)) + for op in reversed(claimtrie_ops): + print("REWIND", op) + if op.is_put: + batch_put(op.key, op.value) + else: + batch_delete(op.key) + batch_delete(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(claim_reorg_height)) + claim_reorg_height -= 1 + + flush_data.undo_claimtrie.clear() + flush_data.claimtrie_stash.clear() + + while self.fs_height > flush_data.height: + self.fs_height -= 1 + self.headers.pop() tx_count = flush_data.tx_count for hashX in sorted(touched): deletes = [] puts = {} - for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, reverse=True): + for key, hist in self.db.iterator(prefix=DB_PREFIXES.HASHX_HISTORY_PREFIX.value + hashX, reverse=True): k = key[1:] a = array.array('I') a.frombytes(hist) @@ -554,18 +846,61 @@ def flush_backup(self, flush_data, touched): deletes.append(k) for key in deletes: - batch.delete(key) + batch_delete(key) for key, value in puts.items(): - batch.put(key, value) + batch_put(key, value) + + self.write_history_state(batch) + # New undo information + for undo_info, height in flush_data.undo_infos: + batch.put(self.undo_key(height), b''.join(undo_info)) + flush_data.undo_infos.clear() + + # Spends + for key in sorted(flush_data.deletes): + batch_delete(key) + flush_data.deletes.clear() + + # New UTXOs + for key, value in flush_data.adds.items(): + # suffix = tx_idx + tx_num + hashX = value[:-12] + suffix = key[-2:] + value[-12:-8] + batch_put(DB_PREFIXES.HASHX_UTXO_PREFIX.value + key[:4] + suffix, hashX) + batch_put(DB_PREFIXES.UTXO_PREFIX.value + hashX + suffix, value[-8:]) + flush_data.adds.clear() + self.flush_utxo_db(batch, flush_data) + start_time = time.time() + add_count = len(flush_data.adds) + spend_count = len(flush_data.deletes) // 2 + + if self.db.for_sync: + block_count = flush_data.height - self.db_height + tx_count = flush_data.tx_count - self.db_tx_count + elapsed = time.time() - start_time + self.logger.info(f'flushed {block_count:,d} blocks with ' + f'{tx_count:,d} txs, {add_count:,d} UTXO adds, ' + f'{spend_count:,d} spends in ' + f'{elapsed:.1f}s, committing...') + + self.utxo_flush_count = self.hist_flush_count + self.db_height = flush_data.height + self.db_tx_count = flush_data.tx_count + self.db_tip = flush_data.tip + + + # Flush state last as it reads the wall time. now = time.time() self.wall_time += now - self.last_flush self.last_flush = now self.last_flush_tx_count = self.fs_tx_count self.write_utxo_state(batch) + + self.logger.info(f'backing up removed {nremoves:,d} history entries') elapsed = self.last_flush - start_time self.logger.info(f'backup flush #{self.hist_flush_count:,d} took {elapsed:.1f}s. ' @@ -636,14 +971,14 @@ def _fs_transactions(self, txids: Iterable[str]): tx, merkle = cached_tx else: tx_hash_bytes = bytes.fromhex(tx_hash)[::-1] - tx_num = tx_db_get(TX_NUM_PREFIX + tx_hash_bytes) + tx_num = tx_db_get(DB_PREFIXES.TX_NUM_PREFIX.value + tx_hash_bytes) tx = None tx_height = -1 if tx_num is not None: tx_num = unpack_be_uint64(tx_num) tx_height = bisect_right(tx_counts, tx_num) if tx_height < self.db_height: - tx = tx_db_get(TX_PREFIX + tx_hash_bytes) + tx = tx_db_get(DB_PREFIXES.TX_PREFIX.value + tx_hash_bytes) if tx_height == -1: merkle = { 'block_height': -1 @@ -691,7 +1026,7 @@ def read_history(): cnt = 0 txs = [] - for hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX + hashX, include_key=False): + for hist in self.db.iterator(prefix=DB_PREFIXES.HASHX_HISTORY_PREFIX.value + hashX, include_key=False): a = array.array('I') a.frombytes(hist) for tx_num in a: @@ -726,7 +1061,8 @@ def undo_key(self, height): def read_undo_info(self, height): """Read undo information from a file for the current height.""" - return self.db.get(self.undo_key(height)) + undo_claims = self.db.get(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(self.fs_height)) + return self.db.get(self.undo_key(height)), undo_claims def raw_block_prefix(self): return 'block' @@ -759,7 +1095,7 @@ def clear_excess_undo_info(self): """Clear excess undo info. Only most recent N are kept.""" min_height = self.min_undo_height(self.db_height) keys = [] - for key, hist in self.db.iterator(prefix=UNDO_PREFIX): + for key, hist in self.db.iterator(prefix=DB_PREFIXES.UNDO_PREFIX.value): height, = unpack('>I', key[-4:]) if height >= min_height: break @@ -847,7 +1183,7 @@ def write_utxo_state(self, batch): 'first_sync': self.first_sync, 'db_version': self.db_version, } - batch.put(UTXO_STATE, repr(state).encode()) + batch.put(DB_PREFIXES.UTXO_STATE.value, repr(state).encode()) def set_flush_count(self, count): self.utxo_flush_count = count @@ -863,7 +1199,7 @@ def read_utxos(): fs_tx_hash = self.fs_tx_hash # Key: b'u' + address_hashX + tx_idx + tx_num # Value: the UTXO value as a 64-bit unsigned integer - prefix = UTXO_PREFIX + hashX + prefix = DB_PREFIXES.UTXO_PREFIX.value + hashX for db_key, db_value in self.db.iterator(prefix=prefix): tx_pos, tx_num = s_unpack(' Date: Fri, 19 Feb 2021 13:26:36 -0500 Subject: [PATCH 011/206] get_claim_by_claim_id --- lbry/wallet/ledger.py | 18 +++++++++++++++--- lbry/wallet/network.py | 6 ++++++ lbry/wallet/server/session.py | 21 +++++++++------------ 3 files changed, 30 insertions(+), 15 deletions(-) diff --git a/lbry/wallet/ledger.py b/lbry/wallet/ledger.py index 211e3ef7ac..d671b1e2ab 100644 --- a/lbry/wallet/ledger.py +++ b/lbry/wallet/ledger.py @@ -894,9 +894,21 @@ async def claim_search( hub_server=new_sdk_server is not None ) - async def get_claim_by_claim_id(self, accounts, claim_id, **kwargs) -> Output: - for claim in (await self.claim_search(accounts, claim_id=claim_id, **kwargs))[0]: - return claim + # async def get_claim_by_claim_id(self, accounts, claim_id, **kwargs) -> Output: + # return await self.network.get_claim_by_id(claim_id) + + async def get_claim_by_claim_id(self, claim_id, accounts=None, include_purchase_receipt=False, + include_is_my_output=False): + accounts = accounts or [] + # return await self.network.get_claim_by_id(claim_id) + inflated = await self._inflate_outputs( + self.network.get_claim_by_id(claim_id), accounts, + include_purchase_receipt=include_purchase_receipt, + include_is_my_output=include_is_my_output, + ) + txos = inflated[0] + if txos: + return txos[0] async def _report_state(self): try: diff --git a/lbry/wallet/network.py b/lbry/wallet/network.py index 240241a0c1..0898d7e67d 100644 --- a/lbry/wallet/network.py +++ b/lbry/wallet/network.py @@ -465,6 +465,12 @@ def unsubscribe_address(self, address): def get_server_features(self): return self.rpc('server.features', (), restricted=True) + # def get_claims_by_ids(self, claim_ids): + # return self.rpc('blockchain.claimtrie.getclaimsbyids', claim_ids) + + def get_claim_by_id(self, claim_id): + return self.rpc('blockchain.claimtrie.getclaimbyid', [claim_id]) + def resolve(self, urls, session_override=None): return self.rpc('blockchain.claimtrie.resolve', urls, False, session_override) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 364b623ab1..d5b9ddd692 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -884,7 +884,8 @@ def initialize_request_handlers(cls): 'blockchain.transaction.get_height': cls.transaction_get_height, 'blockchain.claimtrie.search': cls.claimtrie_search, 'blockchain.claimtrie.resolve': cls.claimtrie_resolve, - 'blockchain.claimtrie.getclaimsbyids': cls.claimtrie_getclaimsbyids, + 'blockchain.claimtrie.getclaimbyid': cls.claimtrie_getclaimbyid, + # 'blockchain.claimtrie.getclaimsbyids': cls.claimtrie_getclaimsbyids, 'blockchain.block.get_server_height': cls.get_server_height, 'mempool.get_fee_histogram': cls.mempool_compact_histogram, 'blockchain.block.headers': cls.block_headers, @@ -1059,17 +1060,13 @@ async def transaction_get_height(self, tx_hash): return -1 return None - async def claimtrie_getclaimsbyids(self, *claim_ids): - claims = await self.batched_formatted_claims_from_daemon(claim_ids) - return dict(zip(claim_ids, claims)) - - async def batched_formatted_claims_from_daemon(self, claim_ids): - claims = await self.daemon.getclaimsbyids(claim_ids) - result = [] - for claim in claims: - if claim and claim.get('value'): - result.append(self.format_claim_from_daemon(claim)) - return result + async def claimtrie_getclaimbyid(self, claim_id): + rows = [] + extra = [] + stream = await self.db.fs_getclaimbyid(claim_id) + rows.append(stream) + # print("claimtrie resolve %i rows %i extrat" % (len(rows), len(extra))) + return Outputs.to_base64(rows, extra, 0, None, None) def format_claim_from_daemon(self, claim, name=None): """Changes the returned claim data to the format expected by lbry and adds missing fields.""" From c681041b48f5ba80ae9d7f36e1ab61cb3724ec4c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 21 Feb 2021 17:26:13 -0500 Subject: [PATCH 012/206] claim expiration --- lbry/wallet/server/block_processor.py | 56 +++++++++++++++++++-------- lbry/wallet/server/coin.py | 6 ++- lbry/wallet/server/db/__init__.py | 1 + lbry/wallet/server/db/claimtrie.py | 23 +++++++++++ lbry/wallet/server/db/prefixes.py | 48 ++++++++++++++++++++++- lbry/wallet/server/leveldb.py | 25 ++++++++++-- 6 files changed, 136 insertions(+), 23 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 90eb1eebce..117f5fb0a9 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1,6 +1,7 @@ import time import asyncio import typing +from bisect import bisect_right from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor from typing import Optional, List, Tuple @@ -16,11 +17,11 @@ from lbry.crypto.hash import hash160 from lbry.wallet.server.leveldb import FlushData from lbry.wallet.server.db import DB_PREFIXES -from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport - +from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport, get_expiration_height from lbry.wallet.server.udp import StatusServer if typing.TYPE_CHECKING: from lbry.wallet.server.leveldb import LevelDB + from lbry.wallet.server.db.revertable import RevertableOp class Prefetcher: @@ -207,6 +208,8 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.pending_support_txos = {} self.pending_abandon = set() + + async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that # cancellations from shutdown don't lose work - when the task @@ -460,7 +463,8 @@ def advance_blocks(self, blocks): self.history_cache.clear() self.notifications.notified_mempool_txs.clear() - def _add_claim_or_update(self, txo, script, tx_hash, idx, tx_count, txout, spent_claims): + def _add_claim_or_update(self, height: int, txo, script, tx_hash: bytes, idx: int, tx_count: int, txout, + spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]) -> List['RevertableOp']: try: claim_name = txo.normalized_name except UnicodeDecodeError: @@ -506,10 +510,9 @@ def _add_claim_or_update(self, txo, script, tx_hash, idx, tx_count, txout, spent root_tx_num, root_idx, prev_amount, _, _, _ = self.db.get_root_claim_txo_and_current_amount( claim_hash ) - pending = StagedClaimtrieItem( claim_name, claim_hash, txout.value, support_amount + txout.value, - activation_height, tx_count, idx, root_tx_num, root_idx, + activation_height, get_expiration_height(height), tx_count, idx, root_tx_num, root_idx, signing_channel_hash, channel_claims_count ) @@ -518,7 +521,7 @@ def _add_claim_or_update(self, txo, script, tx_hash, idx, tx_count, txout, spent self.effective_amount_changes[claim_hash].append(txout.value) return pending.get_add_claim_utxo_ops() - def _add_support(self, txo, txout, idx, tx_count): + def _add_support(self, txo, txout, idx, tx_count) -> List['RevertableOp']: supported_claim_hash = txo.claim_hash[::-1] if supported_claim_hash in self.effective_amount_changes: @@ -529,7 +532,6 @@ def _add_support(self, txo, txout, idx, tx_count): return StagedClaimtrieSupport( supported_claim_hash, tx_count, idx, txout.value ).get_add_support_utxo_ops() - elif supported_claim_hash not in self.pending_claims and supported_claim_hash not in self.pending_abandon: if self.db.claim_exists(supported_claim_hash): _, _, _, name, supported_tx_num, supported_pos = self.db.get_root_claim_txo_and_current_amount( @@ -549,9 +551,10 @@ def _add_support(self, txo, txout, idx, tx_count): print(f"\tthis is a wonky tx, contains unlinked support for non existent {supported_claim_hash.hex()}") return [] - def _add_claim_or_support(self, tx_hash, tx_count, idx, txo, txout, script, spent_claims): + def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_count: int, idx: int, txo, txout, script, + spent_claims: typing.Dict[bytes, Tuple[int, int, str]]) -> List['RevertableOp']: if script.is_claim_name or script.is_update_claim: - return self._add_claim_or_update(txo, script, tx_hash, idx, tx_count, txout, spent_claims) + return self._add_claim_or_update(height, txo, script, tx_hash, idx, tx_count, txout, spent_claims) elif script.is_support_claim or script.is_support_claim_data: return self._add_support(txo, txout, idx, tx_count) return [] @@ -602,9 +605,10 @@ def _spend_claim(self, txin, spent_claims): ) claim_root_tx_num, claim_root_idx, prev_amount, name, tx_num, position = self.db.get_root_claim_txo_and_current_amount(prev_claim_hash) activation_height = 0 + height = bisect_right(self.db.tx_counts, tx_num) spent = StagedClaimtrieItem( name, prev_claim_hash, prev_amount, prev_effective_amount, - activation_height, txin_num, txin.prev_idx, claim_root_tx_num, + activation_height, get_expiration_height(height), txin_num, txin.prev_idx, claim_root_tx_num, claim_root_idx, prev_signing_hash, prev_claims_in_channel_count ) spent_claims[prev_claim_hash] = (txin_num, txin.prev_idx, name) @@ -668,7 +672,9 @@ def _abandon(self, spent_claims): ) # print(f"\tremove support for abandoned lbry://{name}#{abandoned_claim_hash.hex()} {support_tx_num} {support_tx_idx}") + height = bisect_right(self.db.tx_counts, prev_tx_num) activation_height = 0 + if abandoned_claim_hash in self.effective_amount_changes: # print("pop") self.effective_amount_changes.pop(abandoned_claim_hash) @@ -677,10 +683,22 @@ def _abandon(self, spent_claims): # print(f"\tabandoned lbry://{name}#{abandoned_claim_hash.hex()}") ops.extend( StagedClaimtrieItem( - name, abandoned_claim_hash, prev_amount, prev_effective_amount, - activation_height, prev_tx_num, prev_idx, claim_root_tx_num, - claim_root_idx, prev_signing_hash, prev_claims_in_channel_count - ).get_abandon_ops(self.db.db)) + name, abandoned_claim_hash, prev_amount, prev_effective_amount, + activation_height, get_expiration_height(height), prev_tx_num, prev_idx, claim_root_tx_num, + claim_root_idx, prev_signing_hash, prev_claims_in_channel_count + ).get_abandon_ops(self.db.db) + ) + return ops + + def _expire_claims(self, height: int): + expired = self.db.get_expired_by_height(height) + spent_claims = {} + ops = [] + for expired_claim_hash, (tx_num, position, name, txi) in expired.items(): + if (tx_num, position) not in self.pending_claims: + ops.extend(self._spend_claim(txi, spent_claims)) + if expired: + ops.extend(self._abandon(spent_claims)) return ops def advance_block(self, block, height: int): @@ -708,7 +726,7 @@ def advance_block(self, block, height: int): append_hashX_by_tx = hashXs_by_tx.append hashX_from_script = self.coin.hashX_from_script - unchanged_effective_amounts = {k: sum(v) for k, v in self.effective_amount_changes.items()} + # unchanged_effective_amounts = {k: sum(v) for k, v in self.effective_amount_changes.items()} for tx, tx_hash in txs: # print(f"{tx_hash[::-1].hex()} @ {height}") @@ -745,7 +763,7 @@ def advance_block(self, block, height: int): txo = Output(txout.value, script) claim_or_support_ops = self._add_claim_or_support( - tx_hash, tx_count, idx, txo, txout, script, spent_claims + height, tx_hash, tx_count, idx, txo, txout, script, spent_claims ) if claim_or_support_ops: claimtrie_stash_extend(claim_or_support_ops) @@ -761,6 +779,12 @@ def advance_block(self, block, height: int): self.db.transaction_num_mapping[tx_hash] = tx_count tx_count += 1 + # handle expired claims + expired_ops = self._expire_claims(height) + if expired_ops: + print(f"************\nexpire claims at block {height}\n************") + claimtrie_stash_extend(expired_ops) + # self.db.add_unflushed(hashXs_by_tx, self.tx_count) _unflushed = self.db.hist_unflushed _count = 0 diff --git a/lbry/wallet/server/coin.py b/lbry/wallet/server/coin.py index fd43a70539..3ef4b83f93 100644 --- a/lbry/wallet/server/coin.py +++ b/lbry/wallet/server/coin.py @@ -14,7 +14,6 @@ from lbry.wallet.server.script import ScriptPubKey, OpCodes from lbry.wallet.server.leveldb import LevelDB from lbry.wallet.server.session import LBRYElectrumX, LBRYSessionManager -# from lbry.wallet.server.db.writer import LBRYLevelDB from lbry.wallet.server.block_processor import LBRYBlockProcessor @@ -214,6 +213,11 @@ def block(cls, raw_block, height): txs = cls.DESERIALIZER(raw_block, start=len(header)).read_tx_block() return Block(raw_block, header, txs) + @classmethod + def transaction(cls, raw_tx: bytes): + """Return a Block namedtuple given a raw block and its height.""" + return cls.DESERIALIZER(raw_tx).read_tx() + @classmethod def decimal_value(cls, value): """Return the number of standard coin units as a Decimal given a diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index 31237d2073..47293217d3 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -13,6 +13,7 @@ class DB_PREFIXES(enum.Enum): claim_short_id_prefix = b'F' claim_effective_amount_prefix = b'D' + claim_expiration = b'O' undo_claimtrie = b'M' diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index e43b413c58..055e689122 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -4,6 +4,21 @@ from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.prefixes import Prefixes +nOriginalClaimExpirationTime = 262974 +nExtendedClaimExpirationTime = 2102400 +nExtendedClaimExpirationForkHeight = 400155 +nNormalizedNameForkHeight = 539940 # targeting 21 March 2019 +nMinTakeoverWorkaroundHeight = 496850 +nMaxTakeoverWorkaroundHeight = 658300 # targeting 30 Oct 2019 +nWitnessForkHeight = 680770 # targeting 11 Dec 2019 +nAllClaimsInMerkleForkHeight = 658310 # targeting 30 Oct 2019 +proportionalDelayFactor = 32 + +def get_expiration_height(last_updated_height: int) -> int: + if last_updated_height < nExtendedClaimExpirationForkHeight: + return last_updated_height + nOriginalClaimExpirationTime + return last_updated_height + nExtendedClaimExpirationTime + def length_encoded_name(name: str) -> bytes: encoded = name.encode('utf-8') @@ -79,6 +94,7 @@ class StagedClaimtrieItem(typing.NamedTuple): amount: int effective_amount: int activation_height: int + expiration_height: int tx_num: int position: int root_claim_tx_num: int @@ -123,6 +139,13 @@ def _get_add_remove_claim_utxo_ops(self, add=True): # claim hash by txo op( *Prefixes.txo_to_claim.pack_item(self.tx_num, self.position, self.claim_hash, self.name) + ), + # claim expiration + op( + *Prefixes.claim_expiration.pack_item( + self.expiration_height, self.tx_num, self.position, self.claim_hash, + self.name + ) ) ] if self.signing_hash and self.claims_in_channel_count is not None: diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 3b1657af93..c69d4f3aca 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -123,6 +123,17 @@ class SupportToClaimValue(typing.NamedTuple): claim_hash: bytes +class ClaimExpirationKey(typing.NamedTuple): + expiration: int + tx_num: int + position: int + + +class ClaimExpirationValue(typing.NamedTuple): + claim_hash: bytes + name: str + + class EffectiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_effective_amount_prefix.value key_struct = struct.Struct(b'>QLH') @@ -374,6 +385,39 @@ def pack_item(cls, tx_num: int, position: int, claim_hash: bytes): cls.pack_value(claim_hash) +class ClaimExpirationPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_expiration.value + key_struct = struct.Struct(b'>LLH') + value_struct = struct.Struct(b'>20s') + + @classmethod + def pack_key(cls, expiration: int, tx_num: int, position: int) -> bytes: + return super().pack_key(expiration, tx_num, position) + + @classmethod + def pack_value(cls, claim_hash: bytes, name: str) -> bytes: + return cls.value_struct.pack(claim_hash) + length_encoded_name(name) + + @classmethod + def pack_item(cls, expiration: int, tx_num: int, position: int, claim_hash: bytes, name: str) -> typing.Tuple[bytes, bytes]: + return cls.pack_key(expiration, tx_num, position), cls.pack_value(claim_hash, name) + + @classmethod + def unpack_key(cls, key: bytes) -> ClaimExpirationKey: + return ClaimExpirationKey(*super().unpack_key(key)) + + @classmethod + def unpack_value(cls, data: bytes) -> ClaimExpirationValue: + name_len = int.from_bytes(data[20:22], byteorder='big') + name = data[22:22 + name_len].decode() + claim_id, = cls.value_struct.unpack(data[:20]) + return ClaimExpirationValue(claim_id, name) + + @classmethod + def unpack_item(cls, key: bytes, value: bytes) -> typing.Tuple[ClaimExpirationKey, ClaimExpirationValue]: + return cls.unpack_key(key), cls.unpack_value(value) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -385,7 +429,7 @@ class Prefixes: channel_to_claim = ChannelToClaimPrefixRow claim_short_id = ClaimShortIDPrefixRow - claim_effective_amount = EffectiveAmountPrefixRow + claim_expiration = ClaimExpirationPrefixRow - undo_claimtrie = b'M' + # undo_claimtrie = b'M' diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index e5d18fbbf9..456de25265 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -30,6 +30,7 @@ from lbry.schema.url import URL from lbry.wallet.server import util from lbry.wallet.server.hash import hash_to_hex_str, CLAIM_HASH_LEN +from lbry.wallet.server.tx import TxInput from lbry.wallet.server.merkle import Merkle, MerkleCache from lbry.wallet.server.util import formatted_time, pack_be_uint16, unpack_be_uint16_from from lbry.wallet.server.storage import db_class @@ -37,6 +38,7 @@ from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.prefixes import Prefixes from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, get_update_effective_amount_ops, length_encoded_name +from lbry.wallet.server.db.claimtrie import get_expiration_height UTXO = namedtuple("UTXO", "tx_num tx_pos tx_hash height value") @@ -188,8 +190,8 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, created_height = bisect_right(self.tx_counts, root_tx_num) last_take_over_height = 0 activation_height = created_height - expiration_height = 0 + expiration_height = get_expiration_height(height) support_amount = self.get_support_amount(claim_hash) effective_amount = self.get_effective_amount(claim_hash) channel_hash = self.get_channel_for_claim(claim_hash) @@ -324,16 +326,17 @@ def make_staged_claim_item(self, claim_hash: bytes) -> StagedClaimtrieItem: root_tx_num, root_idx, value, name, tx_num, idx = self.db.get_root_claim_txo_and_current_amount( claim_hash ) - activation_height = 0 + height = bisect_right(self.tx_counts, tx_num) effective_amount = self.db.get_support_amount(claim_hash) + value signing_hash = self.get_channel_for_claim(claim_hash) + activation_height = 0 if signing_hash: count = self.get_claims_in_channel_count(signing_hash) else: count = 0 return StagedClaimtrieItem( - name, claim_hash, value, effective_amount, activation_height, tx_num, idx, root_tx_num, root_idx, - signing_hash, count + name, claim_hash, value, effective_amount, activation_height, get_expiration_height(height), tx_num, idx, + root_tx_num, root_idx, signing_hash, count ) def get_effective_amount(self, claim_hash): @@ -365,6 +368,20 @@ def get_claims_in_channel_count(self, channel_hash) -> int: def get_channel_for_claim(self, claim_hash) -> Optional[bytes]: return self.db.get(DB_PREFIXES.claim_to_channel.value + claim_hash) + def get_expired_by_height(self, height: int): + expired = {} + for _k, _v in self.db.iterator(prefix=DB_PREFIXES.claim_expiration.value + struct.pack(b'>L', height)): + k, v = Prefixes.claim_expiration.unpack_item(_k, _v) + tx_hash = self.total_transactions[k.tx_num] + tx = self.coin.transaction(self.db.get(DB_PREFIXES.TX_PREFIX.value + tx_hash)) + # treat it like a claim spend so it will delete/abandon properly + # the _spend_claim function this result is fed to expects a txi, so make a mock one + expired[v.claim_hash] = ( + k.tx_num, k.position, v.name, + TxInput(prev_hash=tx_hash, prev_idx=k.position, script=tx.outputs[k.position].pk_script, sequence=0) + ) + return expired + # def add_unflushed(self, hashXs_by_tx, first_tx_num): # unflushed = self.history.unflushed # count = 0 From b7df277a5c1b7b6816d5dfc7f31dc3ad56a05dad Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 24 Feb 2021 15:20:44 -0500 Subject: [PATCH 013/206] db state struct -remove dead code --- lbry/wallet/server/block_processor.py | 3 +- lbry/wallet/server/db/__init__.py | 3 +- lbry/wallet/server/leveldb.py | 293 ++++++++++---------------- 3 files changed, 110 insertions(+), 189 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 117f5fb0a9..7f58065530 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -9,6 +9,7 @@ from collections import defaultdict import lbry from lbry.schema.claim import Claim +from lbry.wallet.transaction import OutputScript, Output from lbry.wallet.server.tx import Tx from lbry.wallet.server.db.writer import SQLDB from lbry.wallet.server.daemon import DaemonError @@ -702,8 +703,6 @@ def _expire_claims(self, height: int): return ops def advance_block(self, block, height: int): - from lbry.wallet.transaction import OutputScript, Output - txs: List[Tuple[Tx, bytes]] = block.transactions # header = self.coin.electrum_header(block.header, height) block_hash = self.coin.header_hash(block.header) diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index 47293217d3..f41fb5b7a5 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -27,7 +27,6 @@ class DB_PREFIXES(enum.Enum): TX_HASH_PREFIX = b'X' HASHX_UTXO_PREFIX = b'h' - HIST_STATE = b'state-hist' - UTXO_STATE = b'state-utxo' + db_state = b's' UTXO_PREFIX = b'u' HASHX_HISTORY_PREFIX = b'x' diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 456de25265..9518310adf 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -11,21 +11,19 @@ import asyncio import array -import ast -import base64 import os import time import typing import struct +import attr from typing import Optional, Iterable from functools import partial from asyncio import sleep from bisect import bisect_right, bisect_left -from collections import namedtuple, defaultdict +from collections import defaultdict from glob import glob from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor -import attr from lbry.utils import LRUCacheWithMetrics from lbry.schema.url import URL from lbry.wallet.server import util @@ -40,7 +38,14 @@ from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, get_update_effective_amount_ops, length_encoded_name from lbry.wallet.server.db.claimtrie import get_expiration_height -UTXO = namedtuple("UTXO", "tx_num tx_pos tx_hash height value") + +class UTXO(typing.NamedTuple): + tx_num: int + tx_pos: int + tx_hash: bytes + height: int + value: int + TXO_STRUCT = struct.Struct(b'>LH') TXO_STRUCT_unpack = TXO_STRUCT.unpack @@ -55,10 +60,7 @@ TX_COUNT_PREFIX = b'T' UNDO_PREFIX = b'U' TX_HASH_PREFIX = b'X' - HASHX_UTXO_PREFIX = b'h' -HIST_STATE = b'state-hist' -UTXO_STATE = b'state-utxo' UTXO_PREFIX = b'u' HASHX_HISTORY_PREFIX = b'x' @@ -100,6 +102,35 @@ class ResolveResult(typing.NamedTuple): reposted_claim_hash: Optional[bytes] +DB_STATE_STRUCT = struct.Struct(b'>32sLL32sHLBBlll') +DB_STATE_STRUCT_SIZE = 92 + + +class DBState(typing.NamedTuple): + genesis: bytes + height: int + tx_count: int + tip: bytes + utxo_flush_count: int + wall_time: int + first_sync: bool + db_version: int + hist_flush_count: int + comp_flush_count: int + comp_cursor: int + + def pack(self) -> bytes: + return DB_STATE_STRUCT.pack( + self.genesis, self.height, self.tx_count, self.tip, self.utxo_flush_count, + self.wall_time, 1 if self.first_sync else 0, self.db_version, self.hist_flush_count, + self.comp_flush_count, self.comp_cursor + ) + + @classmethod + def unpack(cls, packed: bytes) -> 'DBState': + return cls(*DB_STATE_STRUCT.unpack(packed[:DB_STATE_STRUCT_SIZE])) + + class LevelDB: """Simple wrapper of the backend database for querying. @@ -107,8 +138,7 @@ class LevelDB: it was shutdown uncleanly. """ - DB_VERSIONS = [6] - HIST_DB_VERSIONS = [0, 6] + DB_VERSIONS = HIST_DB_VERSIONS = [7] class DBError(Exception): """Raised on general DB errors generally indicating corruption.""" @@ -156,15 +186,14 @@ def claim_hash_and_name_from_txo(self, tx_num: int, tx_idx: int): return return claim_hash_and_name[:CLAIM_HASH_LEN], claim_hash_and_name[CLAIM_HASH_LEN:] - def get_supported_claim_from_txo(self, tx_num, tx_idx: int): - supported_claim_hash = self.db.get( - DB_PREFIXES.support_to_claim.value + TXO_STRUCT_pack(tx_num, tx_idx) - ) + def get_supported_claim_from_txo(self, tx_num: int, position: int) -> typing.Tuple[Optional[bytes], Optional[int]]: + key = Prefixes.support_to_claim.pack_key(tx_num, position) + supported_claim_hash = self.db.get(key) if supported_claim_hash: packed_support_amount = self.db.get( - Prefixes.claim_to_support.pack_key(supported_claim_hash, tx_num, tx_idx) + Prefixes.claim_to_support.pack_key(supported_claim_hash, tx_num, position) ) - if packed_support_amount is not None: + if packed_support_amount: return supported_claim_hash, Prefixes.claim_to_support.unpack_value(packed_support_amount).amount return None, None @@ -382,19 +411,6 @@ def get_expired_by_height(self, height: int): ) return expired - # def add_unflushed(self, hashXs_by_tx, first_tx_num): - # unflushed = self.history.unflushed - # count = 0 - # for tx_num, hashXs in enumerate(hashXs_by_tx, start=first_tx_num): - # hashXs = set(hashXs) - # for hashX in hashXs: - # unflushed[hashX].append(tx_num) - # count += len(hashXs) - # self.history.unflushed_count += count - - # def unflushed_memsize(self): - # return len(self.history.unflushed) * 180 + self.history.unflushed_count * 4 - async def _read_tx_counts(self): if self.tx_counts is not None: return @@ -455,32 +471,33 @@ async def _open_dbs(self, for_sync, compacting): f'{self.coin.NAME} {self.coin.NET}'.encode()) assert self.db is None - self.db = self.db_class(f'lbry-{self.env.db_engine}', for_sync) + self.db = self.db_class(f'lbry-{self.env.db_engine}', True) if self.db.is_new: self.logger.info('created new db: %s', f'lbry-{self.env.db_engine}') - self.logger.info(f'opened DB (for sync: {for_sync})') - - self.read_utxo_state() - - # Then history DB - state = self.db.get(HIST_STATE) - if state: - state = ast.literal_eval(state.decode()) - if not isinstance(state, dict): - raise RuntimeError('failed reading state from history DB') - self.hist_flush_count = state['flush_count'] - self.hist_comp_flush_count = state.get('comp_flush_count', -1) - self.hist_comp_cursor = state.get('comp_cursor', -1) - self.hist_db_version = state.get('db_version', 0) else: - self.hist_flush_count = 0 - self.hist_comp_flush_count = -1 - self.hist_comp_cursor = -1 - self.hist_db_version = max(self.HIST_DB_VERSIONS) + self.logger.info(f'opened db: %s', f'lbry-{self.env.db_engine}') + + # read db state + self.read_db_state() - self.logger.info(f'history DB version: {self.hist_db_version}') - if self.hist_db_version not in self.HIST_DB_VERSIONS: - msg = f'this software only handles DB versions {self.HIST_DB_VERSIONS}' + # These are our state as we move ahead of DB state + self.fs_height = self.db_height + self.fs_tx_count = self.db_tx_count + self.last_flush_tx_count = self.fs_tx_count + + # Log some stats + self.logger.info(f'DB version: {self.db_version:d}') + self.logger.info(f'coin: {self.coin.NAME}') + self.logger.info(f'network: {self.coin.NET}') + self.logger.info(f'height: {self.db_height:,d}') + self.logger.info(f'tip: {hash_to_hex_str(self.db_tip)}') + self.logger.info(f'tx count: {self.db_tx_count:,d}') + if self.db.for_sync: + self.logger.info(f'flushing DB cache at {self.env.cache_MB:,d} MB') + if self.first_sync: + self.logger.info(f'sync time so far: {util.formatted_time(self.wall_time)}') + if self.hist_db_version not in self.DB_VERSIONS: + msg = f'this software only handles DB versions {self.DB_VERSIONS}' self.logger.error(msg) raise RuntimeError(msg) self.logger.info(f'flush count: {self.hist_flush_count:,d}') @@ -492,7 +509,7 @@ async def _open_dbs(self, for_sync, compacting): self.logger.info('DB shut down uncleanly. Scanning for excess history flushes...') keys = [] - for key, hist in self.db.iterator(prefix=HASHX_HISTORY_PREFIX): + for key, hist in self.db.iterator(prefix=DB_PREFIXES.HASHX_HISTORY_PREFIX.value): k = key[1:] flush_id, = unpack_be_uint16_from(k[-2:]) if flush_id > self.utxo_flush_count: @@ -503,29 +520,19 @@ async def _open_dbs(self, for_sync, compacting): self.hist_flush_count = self.utxo_flush_count with self.db.write_batch() as batch: for key in keys: - batch.delete(HASHX_HISTORY_PREFIX + key) - state = { - 'flush_count': self.hist_flush_count, - 'comp_flush_count': self.hist_comp_flush_count, - 'comp_cursor': self.hist_comp_cursor, - 'db_version': self.hist_db_version, - } - # History entries are not prefixed; the suffix \0\0 ensures we - # look similar to other entries and aren't interfered with - batch.put(HIST_STATE, repr(state).encode()) - - self.logger.info('deleted excess history entries') + batch.delete(DB_PREFIXES.HASHX_HISTORY_PREFIX.value + key) + if keys: + self.logger.info('deleted %i excess history entries', len(keys)) self.utxo_flush_count = self.hist_flush_count min_height = self.min_undo_height(self.db_height) keys = [] - for key, hist in self.db.iterator(prefix=UNDO_PREFIX): + for key, hist in self.db.iterator(prefix=DB_PREFIXES.UNDO_PREFIX.value): height, = unpack('>I', key[-4:]) if height >= min_height: break keys.append(key) - if keys: with self.db.write_batch() as batch: for key in keys: @@ -609,40 +616,6 @@ def assert_flushed(self, flush_data): assert not flush_data.undo_infos assert not self.hist_unflushed - def flush_utxo_db(self, batch, flush_data): - """Flush the cached DB writes and UTXO set to the batch.""" - # Care is needed because the writes generated by flushing the - # UTXO state may have keys in common with our write cache or - # may be in the DB already. - start_time = time.time() - add_count = len(flush_data.adds) - spend_count = len(flush_data.deletes) // 2 - - if self.db.for_sync: - block_count = flush_data.height - self.db_height - tx_count = flush_data.tx_count - self.db_tx_count - elapsed = time.time() - start_time - self.logger.info(f'flushed {block_count:,d} blocks with ' - f'{tx_count:,d} txs, {add_count:,d} UTXO adds, ' - f'{spend_count:,d} spends in ' - f'{elapsed:.1f}s, committing...') - - self.utxo_flush_count = self.hist_flush_count - self.db_height = flush_data.height - self.db_tx_count = flush_data.tx_count - self.db_tip = flush_data.tip - - def write_history_state(self, batch): - state = { - 'flush_count': self.hist_flush_count, - 'comp_flush_count': self.hist_comp_flush_count, - 'comp_cursor': self.hist_comp_cursor, - 'db_version': self.db_version, - } - # History entries are not prefixed; the suffix \0\0 ensures we - # look similar to other entries and aren't interfered with - batch.put(DB_PREFIXES.HIST_STATE.value, repr(state).encode()) - def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): """Flush out cached state. History is always flushed; UTXOs are flushed if flush_utxos.""" @@ -704,9 +677,11 @@ def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): else: batch_delete(staged_change.key) flush_data.claimtrie_stash.clear() + for undo_claims, height in flush_data.undo_claimtrie: batch_put(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(height), undo_claims) flush_data.undo_claimtrie.clear() + self.fs_height = flush_data.height self.fs_tx_count = flush_data.tx_count @@ -718,7 +693,6 @@ def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): for hashX in sorted(unflushed): key = hashX + flush_id batch_put(DB_PREFIXES.HASHX_HISTORY_PREFIX.value + key, unflushed[hashX].tobytes()) - self.write_history_state(batch) unflushed.clear() self.hist_unflushed_count = 0 @@ -762,29 +736,18 @@ def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): self.db_height = flush_data.height self.db_tx_count = flush_data.tx_count self.db_tip = flush_data.tip - # self.flush_state(batch) # now = time.time() self.wall_time += now - self.last_flush self.last_flush = now self.last_flush_tx_count = self.fs_tx_count - self.write_utxo_state(batch) - - # # Update and put the wall time again - otherwise we drop the - # # time it took to commit the batch - # # self.flush_state(self.db) - # now = time.time() - # self.wall_time += now - self.last_flush - # self.last_flush = now - # self.last_flush_tx_count = self.fs_tx_count - # self.write_utxo_state(batch) + self.write_db_state(batch) elapsed = self.last_flush - start_time self.logger.info(f'flush #{self.hist_flush_count:,d} took ' f'{elapsed:.1f}s. Height {flush_data.height:,d} ' f'txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') - # Catch-up stats if self.db.for_sync: flush_interval = self.last_flush - prior_flush @@ -796,14 +759,6 @@ def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): self.logger.info(f'sync time: {formatted_time(self.wall_time)} ' f'ETA: {formatted_time(eta)}') - # def flush_state(self, batch): - # """Flush chain state to the batch.""" - # now = time.time() - # self.wall_time += now - self.last_flush - # self.last_flush = now - # self.last_flush_tx_count = self.fs_tx_count - # self.write_utxo_state(batch) - def flush_backup(self, flush_data, touched): """Like flush_dbs() but when backing up. All UTXOs are flushed.""" assert not flush_data.headers @@ -827,7 +782,7 @@ def flush_backup(self, flush_data, touched): batch_delete = batch.delete claim_reorg_height = self.fs_height - print("flush undos", flush_data.undo_claimtrie) + # print("flush undos", flush_data.undo_claimtrie) for (ops, height) in reversed(flush_data.undo_claimtrie): claimtrie_ops = RevertableOp.unpack_stack(ops) print("%i undo ops for %i" % (len(claimtrie_ops), height)) @@ -867,9 +822,6 @@ def flush_backup(self, flush_data, touched): for key, value in puts.items(): batch_put(key, value) - - self.write_history_state(batch) - # New undo information for undo_info, height in flush_data.undo_infos: batch.put(self.undo_key(height), b''.join(undo_info)) @@ -889,7 +841,6 @@ def flush_backup(self, flush_data, touched): batch_put(DB_PREFIXES.UTXO_PREFIX.value + hashX + suffix, value[-8:]) flush_data.adds.clear() - self.flush_utxo_db(batch, flush_data) start_time = time.time() add_count = len(flush_data.adds) spend_count = len(flush_data.deletes) // 2 @@ -908,15 +859,12 @@ def flush_backup(self, flush_data, touched): self.db_tx_count = flush_data.tx_count self.db_tip = flush_data.tip - - # Flush state last as it reads the wall time. now = time.time() self.wall_time += now - self.last_flush self.last_flush = now self.last_flush_tx_count = self.fs_tx_count - self.write_utxo_state(batch) - + self.write_db_state(batch) self.logger.info(f'backing up removed {nremoves:,d} history entries') elapsed = self.last_flush - start_time @@ -1037,8 +985,6 @@ async def limited_history(self, hashX, *, limit=1000): def read_history(): db_height = self.db_height tx_counts = self.tx_counts - tx_db_get = self.db.get - pack_be_uint64 = util.pack_be_uint64 cnt = 0 txs = [] @@ -1139,8 +1085,17 @@ def clear_excess_undo_info(self): # -- UTXO database - def read_utxo_state(self): - state = self.db.get(UTXO_STATE) + def write_db_state(self, batch): + """Write (UTXO) state to the batch.""" + db_state = DBState( + bytes.fromhex(self.coin.GENESIS_HASH), self.db_height, self.db_tx_count, self.db_tip, + self.utxo_flush_count, int(self.wall_time), self.first_sync, self.db_version, + self.hist_flush_count, self.hist_comp_flush_count, self.hist_comp_cursor + ) + batch.put(DB_PREFIXES.db_state.value, db_state.pack()) + + def read_db_state(self): + state = self.db.get(DB_PREFIXES.db_state.value) if not state: self.db_height = -1 self.db_tx_count = 0 @@ -1149,63 +1104,31 @@ def read_utxo_state(self): self.utxo_flush_count = 0 self.wall_time = 0 self.first_sync = True + self.hist_flush_count = 0 + self.hist_comp_flush_count = -1 + self.hist_comp_cursor = -1 + self.hist_db_version = max(self.DB_VERSIONS) else: - state = ast.literal_eval(state.decode()) - if not isinstance(state, dict): - raise self.DBError('failed reading state from DB') - self.db_version = state['db_version'] + state = DBState.unpack(state) + self.db_version = state.db_version if self.db_version not in self.DB_VERSIONS: - raise self.DBError(f'your UTXO DB version is {self.db_version} but this ' + raise self.DBError(f'your DB version is {self.db_version} but this ' f'software only handles versions {self.DB_VERSIONS}') # backwards compat - genesis_hash = state['genesis'] - if isinstance(genesis_hash, bytes): - genesis_hash = genesis_hash.decode() - if genesis_hash != self.coin.GENESIS_HASH: + genesis_hash = state.genesis + if genesis_hash.hex() != self.coin.GENESIS_HASH: raise self.DBError(f'DB genesis hash {genesis_hash} does not ' f'match coin {self.coin.GENESIS_HASH}') - self.db_height = state['height'] - self.db_tx_count = state['tx_count'] - self.db_tip = state['tip'] - self.utxo_flush_count = state['utxo_flush_count'] - self.wall_time = state['wall_time'] - self.first_sync = state['first_sync'] - - # These are our state as we move ahead of DB state - self.fs_height = self.db_height - self.fs_tx_count = self.db_tx_count - self.last_flush_tx_count = self.fs_tx_count - - # Log some stats - self.logger.info(f'DB version: {self.db_version:d}') - self.logger.info(f'coin: {self.coin.NAME}') - self.logger.info(f'network: {self.coin.NET}') - self.logger.info(f'height: {self.db_height:,d}') - self.logger.info(f'tip: {hash_to_hex_str(self.db_tip)}') - self.logger.info(f'tx count: {self.db_tx_count:,d}') - if self.db.for_sync: - self.logger.info(f'flushing DB cache at {self.env.cache_MB:,d} MB') - if self.first_sync: - self.logger.info(f'sync time so far: {util.formatted_time(self.wall_time)}') - - def write_utxo_state(self, batch): - """Write (UTXO) state to the batch.""" - state = { - 'genesis': self.coin.GENESIS_HASH, - 'height': self.db_height, - 'tx_count': self.db_tx_count, - 'tip': self.db_tip, - 'utxo_flush_count': self.utxo_flush_count, - 'wall_time': self.wall_time, - 'first_sync': self.first_sync, - 'db_version': self.db_version, - } - batch.put(DB_PREFIXES.UTXO_STATE.value, repr(state).encode()) - - def set_flush_count(self, count): - self.utxo_flush_count = count - with self.db.write_batch() as batch: - self.write_utxo_state(batch) + self.db_height = state.height + self.db_tx_count = state.tx_count + self.db_tip = state.tip + self.utxo_flush_count = state.utxo_flush_count + self.wall_time = state.wall_time + self.first_sync = state.first_sync + self.hist_flush_count = state.hist_flush_count + self.hist_comp_flush_count = state.comp_flush_count + self.hist_comp_cursor = state.comp_cursor + self.hist_db_version = state.db_version async def all_utxos(self, hashX): """Return all UTXOs for an address sorted in no particular order.""" From 04bb7b4919eafe9d8284f7bc2b5d31561f212951 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 24 Feb 2021 15:22:44 -0500 Subject: [PATCH 014/206] add wrapper for getnamesintrie -used for verifying db state against lbrycrd --- lbry/wallet/server/daemon.py | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lbry/wallet/server/daemon.py b/lbry/wallet/server/daemon.py index abcfdf71a8..123f17f3bf 100644 --- a/lbry/wallet/server/daemon.py +++ b/lbry/wallet/server/daemon.py @@ -364,6 +364,11 @@ async def getvalueforname(self, name): '''Given a name, returns the winning claim value.''' return await self._send_single('getvalueforname', (name,)) + @handles_errors + async def getnamesintrie(self): + '''Given a name, returns the winning claim value.''' + return await self._send_single('getnamesintrie') + @handles_errors async def claimname(self, name, hexvalue, amount): '''Claim a name, used for functional tests only.''' From bfeeacb2300344e6f8727d4209ca853038fbde50 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 9 Mar 2021 20:15:50 -0500 Subject: [PATCH 015/206] tests --- lbry/extras/daemon/daemon.py | 4 +- lbry/testcase.py | 3 + .../test_blockchain_reorganization.py | 58 +++++++++++++------ .../blockchain/test_resolve_command.py | 16 +++-- 4 files changed, 54 insertions(+), 27 deletions(-) diff --git a/lbry/extras/daemon/daemon.py b/lbry/extras/daemon/daemon.py index 14d82884dc..f2d5e0ef31 100644 --- a/lbry/extras/daemon/daemon.py +++ b/lbry/extras/daemon/daemon.py @@ -2282,7 +2282,7 @@ async def jsonrpc_purchase_create( accounts = wallet.get_accounts_or_all(funding_account_ids) txo = None if claim_id: - txo = await self.ledger.get_claim_by_claim_id(accounts, claim_id, include_purchase_receipt=True) + txo = await self.ledger.get_claim_by_claim_id(claim_id, accounts, include_purchase_receipt=True) if not isinstance(txo, Output) or not txo.is_claim: # TODO: use error from lbry.error raise Exception(f"Could not find claim with claim_id '{claim_id}'.") @@ -4215,7 +4215,7 @@ async def jsonrpc_support_create( funding_accounts = wallet.get_accounts_or_all(funding_account_ids) channel = await self.get_channel_or_none(wallet, channel_account_id, channel_id, channel_name, for_signing=True) amount = self.get_dewies_or_error("amount", amount) - claim = await self.ledger.get_claim_by_claim_id(wallet.accounts, claim_id) + claim = await self.ledger.get_claim_by_claim_id(claim_id) claim_address = claim.get_address(self.ledger) if not tip: account = wallet.get_account_or_default(account_id) diff --git a/lbry/testcase.py b/lbry/testcase.py index 70fe84159a..54244f5c81 100644 --- a/lbry/testcase.py +++ b/lbry/testcase.py @@ -625,6 +625,9 @@ async def resolve(self, uri, **kwargs): async def claim_search(self, **kwargs): return (await self.out(self.daemon.jsonrpc_claim_search(**kwargs)))['items'] + async def get_claim_by_claim_id(self, claim_id): + return await self.out(self.ledger.get_claim_by_claim_id(claim_id)) + async def file_list(self, *args, **kwargs): return (await self.out(self.daemon.jsonrpc_file_list(*args, **kwargs)))['items'] diff --git a/tests/integration/blockchain/test_blockchain_reorganization.py b/tests/integration/blockchain/test_blockchain_reorganization.py index 3f7a1f0b1f..40a748e9d8 100644 --- a/tests/integration/blockchain/test_blockchain_reorganization.py +++ b/tests/integration/blockchain/test_blockchain_reorganization.py @@ -57,11 +57,29 @@ async def test_reorg(self): await self.assertBlockHash(209) await self.assertBlockHash(210) await self.assertBlockHash(211) + still_valid = await self.daemon.jsonrpc_stream_create( + 'still-valid', '1.0', file_path=self.create_upload_file(data=b'hi!') + ) + await self.ledger.wait(still_valid) + await self.blockchain.generate(1) + await self.ledger.on_header.where(lambda e: e.height == 212) + claim_id = still_valid.outputs[0].claim_id + c1 = (await self.resolve(f'still-valid#{claim_id}'))['claim_id'] + c2 = (await self.resolve(f'still-valid#{claim_id[:2]}'))['claim_id'] + c3 = (await self.resolve(f'still-valid'))['claim_id'] + self.assertTrue(c1 == c2 == c3) + + abandon_tx = await self.daemon.jsonrpc_stream_abandon(claim_id=claim_id) + await self.blockchain.generate(1) + await self.ledger.on_header.where(lambda e: e.height == 213) + c1 = await self.resolve(f'still-valid#{still_valid.outputs[0].claim_id}') + c2 = await self.daemon.jsonrpc_resolve([f'still-valid#{claim_id[:2]}']) + c3 = await self.daemon.jsonrpc_resolve([f'still-valid']) async def test_reorg_change_claim_height(self): # sanity check - txos, _, _, _ = await self.ledger.claim_search([], name='hovercraft') - self.assertListEqual(txos, []) + result = await self.resolve('hovercraft') # TODO: do these for claim_search and resolve both + self.assertIn('error', result) still_valid = await self.daemon.jsonrpc_stream_create( 'still-valid', '1.0', file_path=self.create_upload_file(data=b'hi!') @@ -82,17 +100,15 @@ async def test_reorg_change_claim_height(self): self.assertEqual(self.ledger.headers.height, 208) await self.assertBlockHash(208) - txos, _, _, _ = await self.ledger.claim_search([], name='hovercraft') - self.assertEqual(1, len(txos)) - txo = txos[0] - self.assertEqual(txo.tx_ref.id, broadcast_tx.id) - self.assertEqual(txo.tx_ref.height, 208) + claim = await self.resolve('hovercraft') + self.assertEqual(claim['txid'], broadcast_tx.id) + self.assertEqual(claim['height'], 208) # check that our tx is in block 208 as returned by lbrycrdd invalidated_block_hash = (await self.ledger.headers.hash(208)).decode() block_207 = await self.blockchain.get_block(invalidated_block_hash) - self.assertIn(txo.tx_ref.id, block_207['tx']) - self.assertEqual(208, txos[0].tx_ref.height) + self.assertIn(claim['txid'], block_207['tx']) + self.assertEqual(208, claim['height']) # reorg the last block dropping our claim tx await self.blockchain.invalidate_block(invalidated_block_hash) @@ -109,11 +125,20 @@ async def test_reorg_change_claim_height(self): reorg_block_hash = await self.blockchain.get_block_hash(208) self.assertNotEqual(invalidated_block_hash, reorg_block_hash) block_207 = await self.blockchain.get_block(reorg_block_hash) - self.assertNotIn(txo.tx_ref.id, block_207['tx']) + self.assertNotIn(claim['txid'], block_207['tx']) client_reorg_block_hash = (await self.ledger.headers.hash(208)).decode() self.assertEqual(client_reorg_block_hash, reorg_block_hash) + # verify the dropped claim is no longer returned by claim search + self.assertDictEqual( + {'error': {'name': 'NOT_FOUND', 'text': 'Could not find claim at "hovercraft".'}}, + await self.resolve('hovercraft') + ) + + # verify the claim published a block earlier wasn't also reverted + self.assertEqual(207, (await self.resolve('still-valid'))['height']) + # broadcast the claim in a different block new_txid = await self.blockchain.sendrawtransaction(hexlify(broadcast_tx.raw).decode()) self.assertEqual(broadcast_tx.id, new_txid) @@ -123,14 +148,9 @@ async def test_reorg_change_claim_height(self): await asyncio.wait_for(self.on_header(210), 1.0) # verify the claim is in the new block and that it is returned by claim_search - block_210 = await self.blockchain.get_block((await self.ledger.headers.hash(210)).decode()) - self.assertIn(txo.tx_ref.id, block_210['tx']) - txos, _, _, _ = await self.ledger.claim_search([], name='hovercraft') - self.assertEqual(1, len(txos)) - self.assertEqual(txos[0].tx_ref.id, new_txid) - self.assertEqual(210, txos[0].tx_ref.height) + republished = await self.resolve('hovercraft') + self.assertEqual(210, republished['height']) + self.assertEqual(claim['claim_id'], republished['claim_id']) # this should still be unchanged - txos, _, _, _ = await self.ledger.claim_search([], name='still-valid') - self.assertEqual(1, len(txos)) - self.assertEqual(207, txos[0].tx_ref.height) + self.assertEqual(207, (await self.resolve('still-valid'))['height']) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 37b548ff9d..a0987a7a67 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -108,6 +108,9 @@ async def test_winning_by_effective_amount(self): await self.support_create(claim_id1, '0.29') await self.assertResolvesToClaimId('@foo', claim_id1) + await self.support_abandon(claim_id1) + await self.assertResolvesToClaimId('@foo', claim_id2) + async def test_advanced_resolve(self): claim_id1 = self.get_claim_id( await self.stream_create('foo', '0.7', allow_duplicate_name=True)) @@ -129,12 +132,12 @@ async def test_partial_claim_id_resolve(self): await self.channel_create('@abc', '0.2', allow_duplicate_name=True) await self.channel_create('@abc', '1.0', allow_duplicate_name=True) - channel_id = self.get_claim_id( - await self.channel_create('@abc', '1.1', allow_duplicate_name=True)) + channel_id = self.get_claim_id(await self.channel_create('@abc', '1.1', allow_duplicate_name=True)) await self.assertResolvesToClaimId(f'@abc', channel_id) await self.assertResolvesToClaimId(f'@abc#{channel_id[:10]}', channel_id) await self.assertResolvesToClaimId(f'@abc#{channel_id}', channel_id) - channel = (await self.claim_search(claim_id=channel_id))[0] + + channel = await self.claim_get(channel_id) await self.assertResolvesToClaimId(channel['short_url'], channel_id) await self.assertResolvesToClaimId(channel['canonical_url'], channel_id) await self.assertResolvesToClaimId(channel['permanent_url'], channel_id) @@ -146,7 +149,8 @@ async def test_partial_claim_id_resolve(self): claim_id1 = self.get_claim_id( await self.stream_create('foo', '0.7', allow_duplicate_name=True, channel_id=channel['claim_id'])) - claim1 = (await self.claim_search(claim_id=claim_id1))[0] + claim1 = await self.claim_get(claim_id=claim_id1) + await self.assertResolvesToClaimId('foo', claim_id1) await self.assertResolvesToClaimId('@abc/foo', claim_id1) await self.assertResolvesToClaimId(claim1['short_url'], claim_id1) @@ -155,7 +159,7 @@ async def test_partial_claim_id_resolve(self): claim_id2 = self.get_claim_id( await self.stream_create('foo', '0.8', allow_duplicate_name=True, channel_id=channel['claim_id'])) - claim2 = (await self.claim_search(claim_id=claim_id2))[0] + claim2 = await self.claim_get(claim_id=claim_id2) await self.assertResolvesToClaimId('foo', claim_id2) await self.assertResolvesToClaimId('@abc/foo', claim_id2) await self.assertResolvesToClaimId(claim2['short_url'], claim_id2) @@ -204,7 +208,7 @@ async def test_abandoned_channel_with_signed_claims(self): response = await self.resolve(uri) self.assertTrue(response['is_channel_signature_valid']) self.assertEqual(response['txid'], valid_claim['txid']) - claims = await self.claim_search(name='on-channel-claim') + claims = [await self.resolve('on-channel-claim'), await self.resolve('on-channel-claim$2')] self.assertEqual(2, len(claims)) self.assertEqual( {channel['claim_id']}, {claim['signing_channel']['claim_id'] for claim in claims} From cacbe30871f71459da7436747d65f412ffd3a116 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 26 Mar 2021 11:35:04 -0400 Subject: [PATCH 016/206] rebase --- lbry/wallet/server/coin.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/coin.py b/lbry/wallet/server/coin.py index 3ef4b83f93..2a75f994d6 100644 --- a/lbry/wallet/server/coin.py +++ b/lbry/wallet/server/coin.py @@ -14,7 +14,7 @@ from lbry.wallet.server.script import ScriptPubKey, OpCodes from lbry.wallet.server.leveldb import LevelDB from lbry.wallet.server.session import LBRYElectrumX, LBRYSessionManager -from lbry.wallet.server.block_processor import LBRYBlockProcessor +from lbry.wallet.server.block_processor import BlockProcessor Block = namedtuple("Block", "raw header transactions") @@ -38,7 +38,7 @@ class Coin: SESSIONCLS = LBRYElectrumX DESERIALIZER = lib_tx.Deserializer DAEMON = Daemon - BLOCK_PROCESSOR = LBRYBlockProcessor + BLOCK_PROCESSOR = BlockProcessor SESSION_MANAGER = LBRYSessionManager DB = LevelDB HEADER_VALUES = [ From 6d4c1cd87959c3de3eb7f99801dbc2d9c5c5960c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 5 May 2021 15:39:52 -0400 Subject: [PATCH 017/206] LBRYBlockProcessor -> BlockProcessor - temporarily disable claim_search --- lbry/wallet/server/block_processor.py | 49 ++++---------------- lbry/wallet/server/coin.py | 1 - lbry/wallet/server/db/writer.py | 39 ---------------- lbry/wallet/server/leveldb.py | 7 +++ lbry/wallet/server/session.py | 65 +++------------------------ 5 files changed, 22 insertions(+), 139 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 7f58065530..672a04d494 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -11,7 +11,6 @@ from lbry.schema.claim import Claim from lbry.wallet.transaction import OutputScript, Output from lbry.wallet.server.tx import Tx -from lbry.wallet.server.db.writer import SQLDB from lbry.wallet.server.daemon import DaemonError from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN from lbry.wallet.server.util import chunks, class_logger @@ -238,16 +237,19 @@ async def check_and_advance_blocks(self, raw_blocks): if hprevs == chain: start = time.perf_counter() try: - await self.run_in_thread_with_lock(self.advance_blocks, blocks) + for block in blocks: + await self.run_in_thread_with_lock(self.advance_block, block) + print("advanced\n") except: self.logger.exception("advance blocks failed") raise - if self.sql: - await self.db.search_index.claim_consumer(self.sql.claim_producer()) + # if self.sql: + # await self.db.search_index.claim_consumer(self.db.claim_producer()) for cache in self.search_cache.values(): cache.clear() self.history_cache.clear() # TODO: is this needed? self.notifications.notified_mempool_txs.clear() + processed_time = time.perf_counter() - start self.block_count_metric.set(self.height) self.block_update_time_metric.observe(processed_time) @@ -256,9 +258,9 @@ async def check_and_advance_blocks(self, raw_blocks): s = '' if len(blocks) == 1 else 's' self.logger.info('processed {:,d} block{} in {:.1f}s'.format(len(blocks), s, processed_time)) if self._caught_up_event.is_set(): - if self.sql: - await self.db.search_index.apply_filters(self.sql.blocked_streams, self.sql.blocked_channels, - self.sql.filtered_streams, self.sql.filtered_channels) + # if self.sql: + # await self.db.search_index.apply_filters(self.sql.blocked_streams, self.sql.blocked_channels, + # self.sql.filtered_streams, self.sql.filtered_channels) await self.notifications.on_block(self.touched, self.height) self.touched = set() elif hprevs[0] != chain[0]: @@ -1122,36 +1124,3 @@ def show(self, depth=0, height=None): sub_timer.show(depth+1) if depth == 0: print('='*100) - - -class LBRYBlockProcessor(BlockProcessor): - - def __init__(self, *args, **kwargs): - super().__init__(*args, **kwargs) - if self.env.coin.NET == "regtest": - self.prefetcher.polling_delay = 0.5 - self.should_validate_signatures = self.env.boolean('VALIDATE_CLAIM_SIGNATURES', False) - self.logger.info(f"LbryumX Block Processor - Validating signatures: {self.should_validate_signatures}") - self.sql: SQLDB = self.db.sql - self.timer = Timer('BlockProcessor') - - def advance_blocks(self, blocks): - if self.sql: - self.sql.begin() - try: - self.timer.run(super().advance_blocks, blocks) - except: - self.logger.exception(f'Error while advancing transaction in new block.') - raise - finally: - if self.sql: - self.sql.commit() - - def advance_txs(self, height, txs, header, block_hash): - timer = self.timer.sub_timers['advance_blocks'] - undo = timer.run(super().advance_txs, height, txs, header, block_hash, timer_name='super().advance_txs') - if self.sql: - timer.run(self.sql.advance_txs, height, txs, header, self.daemon.cached_height(), forward_timer=True) - if (height % 10000 == 0 or not self.db.first_sync) and self.logger.isEnabledFor(10): - self.timer.show(height=height) - return undo diff --git a/lbry/wallet/server/coin.py b/lbry/wallet/server/coin.py index 2a75f994d6..569cd50bde 100644 --- a/lbry/wallet/server/coin.py +++ b/lbry/wallet/server/coin.py @@ -241,7 +241,6 @@ def electrum_header(cls, header, height): class LBC(Coin): DAEMON = LBCDaemon SESSIONCLS = LBRYElectrumX - BLOCK_PROCESSOR = LBRYBlockProcessor SESSION_MANAGER = LBRYSessionManager DESERIALIZER = DeserializerSegWit DB = LevelDB diff --git a/lbry/wallet/server/db/writer.py b/lbry/wallet/server/db/writer.py index 34e14ced16..4b4de924f1 100644 --- a/lbry/wallet/server/db/writer.py +++ b/lbry/wallet/server/db/writer.py @@ -18,7 +18,6 @@ from lbry.wallet.server.db.trending import TRENDING_ALGORITHMS from .common import CLAIM_TYPES, STREAM_TYPES, COMMON_TAGS, INDEXED_LANGUAGES -from lbry.wallet.server.db.elasticsearch import SearchIndex ATTRIBUTE_ARRAY_MAX_LENGTH = 100 sqlite3.enable_callback_tracebacks(True) @@ -954,41 +953,3 @@ def advance_txs(self, height, all_txs, header, daemon_height, timer): r(self.update_claimtrie, height, recalculate_claim_hashes, deleted_claim_names, forward_timer=True) for algorithm in self.trending: r(algorithm.run, self.db.cursor(), height, daemon_height, recalculate_claim_hashes) - - -class LBRYLevelDB(LevelDB): - - def __init__(self, *args, **kwargs): - super().__init__(*args, **kwargs) - path = os.path.join(self.env.db_dir, 'claims.db') - trending = [] - for algorithm_name in self.env.trending_algorithms: - if algorithm_name in TRENDING_ALGORITHMS: - trending.append(TRENDING_ALGORITHMS[algorithm_name]) - if self.env.es_mode == 'reader': - self.logger.info('Index mode: reader') - self.sql = None - else: - self.logger.info('Index mode: writer. Using SQLite db to sync ES') - self.sql = SQLDB( - self, path, - self.env.default('BLOCKING_CHANNEL_IDS', '').split(' '), - self.env.default('FILTERING_CHANNEL_IDS', '').split(' '), - trending - ) - - # Search index - self.search_index = SearchIndex( - self.env.es_index_prefix, self.env.database_query_timeout, self.env.elastic_host, self.env.elastic_port - ) - - def close(self): - super().close() - if self.sql: - self.sql.close() - - async def _open_dbs(self, *args, **kwargs): - await self.search_index.start() - await super()._open_dbs(*args, **kwargs) - if self.sql: - self.sql.open() diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 9518310adf..0c0cb5c6e0 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -37,6 +37,7 @@ from lbry.wallet.server.db.prefixes import Prefixes from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, get_update_effective_amount_ops, length_encoded_name from lbry.wallet.server.db.claimtrie import get_expiration_height +from lbry.wallet.server.db.elasticsearch import SearchIndex class UTXO(typing.NamedTuple): @@ -178,6 +179,9 @@ def __init__(self, env): self.total_transactions = None self.transaction_num_mapping = {} + # Search index + self.search_index = SearchIndex(self.env.es_index_prefix, self.env.database_query_timeout) + def claim_hash_and_name_from_txo(self, tx_num: int, tx_idx: int): claim_hash_and_name = self.db.get( DB_PREFIXES.txo_to_claim.value + TXO_STRUCT_pack(tx_num, tx_idx) @@ -558,6 +562,9 @@ async def _open_dbs(self, for_sync, compacting): await self._read_txids() await self._read_headers() + # start search index + await self.search_index.start() + def close(self): self.db.close() self.executor.shutdown(wait=True) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index d5b9ddd692..0c15651bf3 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -24,7 +24,7 @@ from lbry.error import TooManyClaimSearchParametersError from lbry.build_info import BUILD, COMMIT_HASH, DOCKER_TAG from lbry.schema.result import Outputs -from lbry.wallet.server.block_processor import LBRYBlockProcessor +from lbry.wallet.server.block_processor import BlockProcessor from lbry.wallet.server.leveldb import LevelDB from lbry.wallet.server.websocket import AdminWebSocket from lbry.wallet.server.metrics import ServerLoadData, APICallMetrics @@ -176,7 +176,7 @@ class SessionManager: namespace=NAMESPACE, buckets=HISTOGRAM_BUCKETS ) - def __init__(self, env: 'Env', db: LevelDB, bp: LBRYBlockProcessor, daemon: 'Daemon', mempool: 'MemPool', + def __init__(self, env: 'Env', db: LevelDB, bp: BlockProcessor, daemon: 'Daemon', mempool: 'MemPool', shutdown_event: asyncio.Event): env.max_send = max(350000, env.max_send) self.env = env @@ -914,7 +914,7 @@ def __init__(self, *args, **kwargs): self.protocol_tuple = self.PROTOCOL_MIN self.protocol_string = None self.daemon = self.session_mgr.daemon - self.bp: LBRYBlockProcessor = self.session_mgr.bp + self.bp: BlockProcessor = self.session_mgr.bp self.db: LevelDB = self.bp.db @classmethod @@ -1019,14 +1019,9 @@ async def mempool_compact_histogram(self): return self.mempool.compact_fee_histogram() async def claimtrie_search(self, **kwargs): - if kwargs: - try: - return await self.run_and_cache_query('search', kwargs) - except TooManyClaimSearchParametersError as err: - await asyncio.sleep(2) - self.logger.warning("Got an invalid query from %s, for %s with more than %d elements.", - self.peer_address()[0], err.key, err.limit) - return RPCError(1, str(err)) + raise NotImplementedError() + # if kwargs: + # return await self.run_and_cache_query('search', kwargs) async def claimtrie_resolve(self, *urls): rows, extra = [], [] @@ -1068,54 +1063,6 @@ async def claimtrie_getclaimbyid(self, claim_id): # print("claimtrie resolve %i rows %i extrat" % (len(rows), len(extra))) return Outputs.to_base64(rows, extra, 0, None, None) - def format_claim_from_daemon(self, claim, name=None): - """Changes the returned claim data to the format expected by lbry and adds missing fields.""" - - if not claim: - return {} - - # this ISO-8859 nonsense stems from a nasty form of encoding extended characters in lbrycrd - # it will be fixed after the lbrycrd upstream merge to v17 is done - # it originated as a fear of terminals not supporting unicode. alas, they all do - - if 'name' in claim: - name = claim['name'].encode('ISO-8859-1').decode() - info = self.db.sql.get_claims(claim_id=claim['claimId']) - if not info: - # raise RPCError("Lbrycrd has {} but not lbryumx, please submit a bug report.".format(claim_id)) - return {} - address = info.address.decode() - # fixme: temporary - #supports = self.format_supports_from_daemon(claim.get('supports', [])) - supports = [] - - amount = get_from_possible_keys(claim, 'amount', 'nAmount') - height = get_from_possible_keys(claim, 'height', 'nHeight') - effective_amount = get_from_possible_keys(claim, 'effective amount', 'nEffectiveAmount') - valid_at_height = get_from_possible_keys(claim, 'valid at height', 'nValidAtHeight') - - result = { - "name": name, - "claim_id": claim['claimId'], - "txid": claim['txid'], - "nout": claim['n'], - "amount": amount, - "depth": self.db.db_height - height + 1, - "height": height, - "value": hexlify(claim['value'].encode('ISO-8859-1')).decode(), - "address": address, # from index - "supports": supports, - "effective_amount": effective_amount, - "valid_at_height": valid_at_height - } - if 'claim_sequence' in claim: - # TODO: ensure that lbrycrd #209 fills in this value - result['claim_sequence'] = claim['claim_sequence'] - else: - result['claim_sequence'] = -1 - if 'normalized_name' in claim: - result['normalized_name'] = claim['normalized_name'].encode('ISO-8859-1').decode() - return result def assert_tx_hash(self, value): '''Raise an RPCError if the value is not a valid transaction From 103bdc151fb7372e3c0b3a5eaec009680ac16620 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 5 May 2021 15:53:17 -0400 Subject: [PATCH 018/206] dead code --- lbry/wallet/server/block_processor.py | 11 +---------- lbry/wallet/server/leveldb.py | 6 ++---- 2 files changed, 3 insertions(+), 14 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 672a04d494..6ef0c50b7d 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -362,15 +362,6 @@ def diff_pos(hashes1, hashes2): return start, count - def estimate_txs_remaining(self): - # Try to estimate how many txs there are to go - daemon_height = self.daemon.cached_height() - coin = self.coin - tail_count = daemon_height - max(self.height, coin.TX_COUNT_HEIGHT) - # Damp the initial enthusiasm - realism = max(2.0 - 0.9 * self.height / coin.TX_COUNT_HEIGHT, 1.0) - return (tail_count * coin.TX_PER_BLOCK + - max(coin.TX_COUNT - self.tx_count, 0)) * realism # - Flushing def flush_data(self): @@ -382,7 +373,7 @@ def flush_data(self): async def flush(self, flush_utxos): def flush(): - self.db.flush_dbs(self.flush_data(), self.estimate_txs_remaining) + self.db.flush_dbs(self.flush_data()) await self.run_in_thread_with_lock(flush) async def _maybe_flush(self): diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 0c0cb5c6e0..533f7a780c 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -623,7 +623,7 @@ def assert_flushed(self, flush_data): assert not flush_data.undo_infos assert not self.hist_unflushed - def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): + def flush_dbs(self, flush_data: FlushData): """Flush out cached state. History is always flushed; UTXOs are flushed if flush_utxos.""" @@ -760,11 +760,9 @@ def flush_dbs(self, flush_data: FlushData, estimate_txs_remaining): flush_interval = self.last_flush - prior_flush tx_per_sec_gen = int(flush_data.tx_count / self.wall_time) tx_per_sec_last = 1 + int(tx_delta / flush_interval) - eta = estimate_txs_remaining() / tx_per_sec_last self.logger.info(f'tx/sec since genesis: {tx_per_sec_gen:,d}, ' f'since last flush: {tx_per_sec_last:,d}') - self.logger.info(f'sync time: {formatted_time(self.wall_time)} ' - f'ETA: {formatted_time(eta)}') + self.logger.info(f'sync time: {formatted_time(self.wall_time)}') def flush_backup(self, flush_data, touched): """Like flush_dbs() but when backing up. All UTXOs are flushed.""" From aa3b18f8480526a43260bb90f37c454444e0c356 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 5 May 2021 16:04:48 -0400 Subject: [PATCH 019/206] advance_blocks -> advance_block --- lbry/wallet/server/block_processor.py | 101 ++++++++++---------------- 1 file changed, 37 insertions(+), 64 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 6ef0c50b7d..64e060c57e 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -411,52 +411,6 @@ def check_cache_size(self): return utxo_MB >= cache_MB * 4 // 5 return None - def advance_blocks(self, blocks): - """Synchronously advance the blocks. - - It is already verified they correctly connect onto our tip. - """ - min_height = self.db.min_undo_height(self.daemon.cached_height()) - height = self.height - # print("---------------------------------\nFLUSH\n---------------------------------") - - for block in blocks: - height += 1 - # print(f"***********************************\nADVANCE {height}\n***********************************") - undo_info, undo_claims = self.advance_block(block, height) - if height >= min_height: - self.undo_infos.append((undo_info, height)) - self.undo_claims.append((undo_claims, height)) - self.db.write_raw_block(block.raw, height) - - for touched_claim_hash, amount_changes in self.effective_amount_changes.items(): - new_effective_amount = sum(amount_changes) - assert new_effective_amount >= 0, f'{new_effective_amount}, {touched_claim_hash.hex()}' - self.claimtrie_stash.extend( - self.db.get_update_effective_amount_ops(touched_claim_hash, new_effective_amount) - ) - # print("update effective amount to", touched_claim_hash.hex(), new_effective_amount) - - headers = [block.header for block in blocks] - self.height = height - self.headers.extend(headers) - self.tip = self.coin.header_hash(headers[-1]) - - self.db.flush_dbs(self.flush_data(), self.estimate_txs_remaining) - # print("+++++++++++++++++++++++++++++++++++++++++++++\nFLUSHED\n+++++++++++++++++++++++++++++++++++++++++++++") - - self.effective_amount_changes.clear() - self.pending_claims.clear() - self.pending_claim_txos.clear() - self.pending_supports.clear() - self.pending_support_txos.clear() - self.pending_abandon.clear() - - for cache in self.search_cache.values(): - cache.clear() - self.history_cache.clear() - self.notifications.notified_mempool_txs.clear() - def _add_claim_or_update(self, height: int, txo, script, tx_hash: bytes, idx: int, tx_count: int, txout, spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]) -> List['RevertableOp']: try: @@ -695,9 +649,9 @@ def _expire_claims(self, height: int): ops.extend(self._abandon(spent_claims)) return ops - def advance_block(self, block, height: int): + def advance_block(self, block): + height = self.height + 1 txs: List[Tuple[Tx, bytes]] = block.transactions - # header = self.coin.electrum_header(block.header, height) block_hash = self.coin.header_hash(block.header) self.block_hashes.append(block_hash) @@ -721,7 +675,6 @@ def advance_block(self, block, height: int): # unchanged_effective_amounts = {k: sum(v) for k, v in self.effective_amount_changes.items()} for tx, tx_hash in txs: - # print(f"{tx_hash[::-1].hex()} @ {height}") spent_claims = {} hashXs = [] # hashXs touched by spent inputs/rx outputs @@ -785,24 +738,44 @@ def advance_block(self, block, height: int): _unflushed[_hashX].append(_tx_num) _count += len(_hashXs) self.db.hist_unflushed_count += _count - self.tx_count = tx_count self.db.tx_counts.append(self.tx_count) - # for touched_claim_hash, amount_changes in self.effective_amount_changes.items(): - # new_effective_amount = sum(amount_changes) - # assert new_effective_amount >= 0, f'{new_effective_amount}, {touched_claim_hash.hex()}' - # if touched_claim_hash not in unchanged_effective_amounts or unchanged_effective_amounts[touched_claim_hash] != new_effective_amount: - # claimtrie_stash_extend( - # self.db.get_update_effective_amount_ops(touched_claim_hash, new_effective_amount) - # ) - # # print("update effective amount to", touched_claim_hash.hex(), new_effective_amount) + for touched_claim_hash, amount_changes in self.effective_amount_changes.items(): + new_effective_amount = sum(amount_changes) + assert new_effective_amount >= 0, f'{new_effective_amount}, {touched_claim_hash.hex()}' + claimtrie_stash.extend( + self.db.get_update_effective_amount_ops(touched_claim_hash, new_effective_amount) + ) undo_claims = b''.join(op.invert().pack() for op in claimtrie_stash) self.claimtrie_stash.extend(claimtrie_stash) # print("%i undo bytes for %i (%i claimtrie stash ops)" % (len(undo_claims), height, len(claimtrie_stash))) - return undo_info, undo_claims + if height >= self.daemon.cached_height() - self.env.reorg_limit: + self.undo_infos.append((undo_info, height)) + self.undo_claims.append((undo_claims, height)) + self.db.write_raw_block(block.raw, height) + + self.height = height + self.headers.append(block.header) + self.tip = self.coin.header_hash(block.header) + + self.db.flush_dbs(self.flush_data()) + + self.effective_amount_changes.clear() + + self.pending_claims.clear() + self.pending_claim_txos.clear() + self.pending_supports.clear() + self.pending_support_txos.clear() + self.pending_abandon.clear() + self.staged_pending_abandoned.clear() + + for cache in self.search_cache.values(): + cache.clear() + self.history_cache.clear() + self.notifications.notified_mempool_txs.clear() def backup_blocks(self, raw_blocks): """Backup the raw blocks and flush. @@ -830,12 +803,12 @@ def backup_blocks(self, raw_blocks): self.height -= 1 self.db.tx_counts.pop() - # self.touched can include other addresses which is - # harmless, but remove None. - self.touched.discard(None) + # self.touched can include other addresses which is + # harmless, but remove None. + self.touched.discard(None) - self.db.flush_backup(self.flush_data(), self.touched) - self.logger.info(f'backed up to height {self.height:,d}') + self.db.flush_backup(self.flush_data(), self.touched) + self.logger.info(f'backed up to height {self.height:,d}') def backup_txs(self, txs): # Prevout values, in order down the block (coinbase first if present) From 9a11ac06bfa0d41cf4ae3b545a0fd92df498eb9d Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 5 May 2021 16:17:32 -0400 Subject: [PATCH 020/206] claim activations and takeovers (WIP) --- lbry/schema/result.py | 5 +- lbry/wallet/server/block_processor.py | 281 ++++++++++++++++++++++---- lbry/wallet/server/db/__init__.py | 3 + lbry/wallet/server/db/claimtrie.py | 111 +++++++++- lbry/wallet/server/db/prefixes.py | 123 +++++++++-- lbry/wallet/server/leveldb.py | 173 +++++++++++----- 6 files changed, 572 insertions(+), 124 deletions(-) diff --git a/lbry/schema/result.py b/lbry/schema/result.py index ff21edeaf9..b2c3b83a5d 100644 --- a/lbry/schema/result.py +++ b/lbry/schema/result.py @@ -174,7 +174,6 @@ def to_base64(cls, txo_rows, extra_txo_rows, offset=0, total=None, blocked=None) @classmethod def to_bytes(cls, txo_rows, extra_txo_rows, offset=0, total=None, blocked: Censor = None) -> bytes: - extra_txo_rows = {row['claim_hash']: row for row in extra_txo_rows} page = OutputsMessage() page.offset = offset if total is not None: @@ -221,7 +220,7 @@ def encode_txo(cls, txo_message, resolve_result: Union['ResolveResult', Exceptio if resolve_result.canonical_url is not None: txo_message.claim.canonical_url = resolve_result.canonical_url - if resolve_result.last_take_over_height is not None: - txo_message.claim.take_over_height = resolve_result.last_take_over_height + if resolve_result.last_takeover_height is not None: + txo_message.claim.take_over_height = resolve_result.last_takeover_height if resolve_result.claims_in_channel is not None: txo_message.claim.claims_in_channel = resolve_result.claims_in_channel diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 64e060c57e..ed58903edf 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -18,6 +18,9 @@ from lbry.wallet.server.leveldb import FlushData from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport, get_expiration_height +from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, get_force_activate_ops, get_delay_for_name +from lbry.wallet.server.db.prefixes import PendingClaimActivationPrefixRow, Prefixes +from lbry.wallet.server.db.revertable import RevertablePut from lbry.wallet.server.udp import StatusServer if typing.TYPE_CHECKING: from lbry.wallet.server.leveldb import LevelDB @@ -202,13 +205,12 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.history_cache = {} self.status_server = StatusServer() self.effective_amount_changes = defaultdict(list) - self.pending_claims = {} - self.pending_claim_txos = {} + self.pending_claims: typing.Dict[Tuple[int, int], StagedClaimtrieItem] = {} + self.pending_claim_txos: typing.Dict[bytes, Tuple[int, int]] = {} self.pending_supports = defaultdict(set) self.pending_support_txos = {} self.pending_abandon = set() - - + self.staged_pending_abandoned = {} async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that @@ -239,7 +241,6 @@ async def check_and_advance_blocks(self, raw_blocks): try: for block in blocks: await self.run_in_thread_with_lock(self.advance_block, block) - print("advanced\n") except: self.logger.exception("advance blocks failed") raise @@ -412,7 +413,8 @@ def check_cache_size(self): return None def _add_claim_or_update(self, height: int, txo, script, tx_hash: bytes, idx: int, tx_count: int, txout, - spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]) -> List['RevertableOp']: + spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]], + zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]]) -> List['RevertableOp']: try: claim_name = txo.normalized_name except UnicodeDecodeError: @@ -425,7 +427,13 @@ def _add_claim_or_update(self, height: int, txo, script, tx_hash: bytes, idx: in signing_channel_hash = None channel_claims_count = 0 - activation_height = 0 + activation_delay = self.db.get_activation_delay(claim_hash, claim_name) + if activation_delay == 0: + zero_delay_claims[(claim_name, claim_hash)] = tx_count, idx + # else: + # print("delay activation ", claim_name, activation_delay, height) + + activation_height = activation_delay + height try: signable = txo.signable except: # google.protobuf.message.DecodeError: Could not parse JSON. @@ -455,9 +463,13 @@ def _add_claim_or_update(self, height: int, txo, script, tx_hash: bytes, idx: in root_idx = previous_claim.root_claim_tx_position # prev_amount = previous_claim.amount else: - root_tx_num, root_idx, prev_amount, _, _, _ = self.db.get_root_claim_txo_and_current_amount( + k, v = self.db.get_root_claim_txo_and_current_amount( claim_hash ) + root_tx_num = v.root_tx_num + root_idx = v.root_position + prev_amount = v.amount + pending = StagedClaimtrieItem( claim_name, claim_hash, txout.value, support_amount + txout.value, activation_height, get_expiration_height(height), tx_count, idx, root_tx_num, root_idx, @@ -469,11 +481,25 @@ def _add_claim_or_update(self, height: int, txo, script, tx_hash: bytes, idx: in self.effective_amount_changes[claim_hash].append(txout.value) return pending.get_add_claim_utxo_ops() - def _add_support(self, txo, txout, idx, tx_count) -> List['RevertableOp']: + def _add_support(self, height, txo, txout, idx, tx_count, + zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]]) -> List['RevertableOp']: supported_claim_hash = txo.claim_hash[::-1] + claim_info = self.db.get_root_claim_txo_and_current_amount( + supported_claim_hash + ) + controlling_claim = None + supported_tx_num = supported_position = supported_activation_height = supported_name = None + if claim_info: + k, v = claim_info + supported_name = v.name + supported_tx_num = k.tx_num + supported_position = k.position + supported_activation_height = v.activation + controlling_claim = self.db.get_controlling_claim(v.name) + if supported_claim_hash in self.effective_amount_changes: - # print(f"\tsupport claim {supported_claim_hash.hex()} {starting_amount}+{txout.value}={starting_amount + txout.value}") + # print(f"\tsupport claim {supported_claim_hash.hex()} {txout.value}") self.effective_amount_changes[supported_claim_hash].append(txout.value) self.pending_supports[supported_claim_hash].add((tx_count, idx)) self.pending_support_txos[(tx_count, idx)] = supported_claim_hash, txout.value @@ -481,42 +507,84 @@ def _add_support(self, txo, txout, idx, tx_count) -> List['RevertableOp']: supported_claim_hash, tx_count, idx, txout.value ).get_add_support_utxo_ops() elif supported_claim_hash not in self.pending_claims and supported_claim_hash not in self.pending_abandon: - if self.db.claim_exists(supported_claim_hash): - _, _, _, name, supported_tx_num, supported_pos = self.db.get_root_claim_txo_and_current_amount( - supported_claim_hash - ) + # print(f"\tsupport claim {supported_claim_hash.hex()} {txout.value}") + ops = [] + if claim_info: starting_amount = self.db.get_effective_amount(supported_claim_hash) + if supported_claim_hash not in self.effective_amount_changes: self.effective_amount_changes[supported_claim_hash].append(starting_amount) self.effective_amount_changes[supported_claim_hash].append(txout.value) + supported_amount = self._get_pending_effective_amount(supported_claim_hash) + + if controlling_claim and supported_claim_hash != controlling_claim.claim_hash: + if supported_amount + txo.amount > self._get_pending_effective_amount(controlling_claim.claim_hash): + # takeover could happen + if (supported_name, supported_claim_hash) not in zero_delay_claims: + takeover_delay = get_delay_for_name(height - supported_activation_height) + if takeover_delay == 0: + zero_delay_claims[(supported_name, supported_claim_hash)] = ( + supported_tx_num, supported_position + ) + else: + ops.append( + RevertablePut( + *Prefixes.pending_activation.pack_item( + height + takeover_delay, supported_tx_num, supported_position, + supported_claim_hash, supported_name + ) + ) + ) + self.pending_supports[supported_claim_hash].add((tx_count, idx)) self.pending_support_txos[(tx_count, idx)] = supported_claim_hash, txout.value # print(f"\tsupport claim {supported_claim_hash.hex()} {starting_amount}+{txout.value}={starting_amount + txout.value}") - return StagedClaimtrieSupport( + ops.extend(StagedClaimtrieSupport( supported_claim_hash, tx_count, idx, txout.value - ).get_add_support_utxo_ops() + ).get_add_support_utxo_ops()) + return ops else: print(f"\tthis is a wonky tx, contains unlinked support for non existent {supported_claim_hash.hex()}") return [] def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_count: int, idx: int, txo, txout, script, - spent_claims: typing.Dict[bytes, Tuple[int, int, str]]) -> List['RevertableOp']: + spent_claims: typing.Dict[bytes, Tuple[int, int, str]], + zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]]) -> List['RevertableOp']: if script.is_claim_name or script.is_update_claim: - return self._add_claim_or_update(height, txo, script, tx_hash, idx, tx_count, txout, spent_claims) + return self._add_claim_or_update(height, txo, script, tx_hash, idx, tx_count, txout, spent_claims, + zero_delay_claims) elif script.is_support_claim or script.is_support_claim_data: - return self._add_support(txo, txout, idx, tx_count) + return self._add_support(height, txo, txout, idx, tx_count, zero_delay_claims) return [] - def _spend_support(self, txin): + def _remove_support(self, txin, zero_delay_claims): txin_num = self.db.transaction_num_mapping[txin.prev_hash] - + supported_name = None if (txin_num, txin.prev_idx) in self.pending_support_txos: spent_support, support_amount = self.pending_support_txos.pop((txin_num, txin.prev_idx)) + supported_name = self._get_pending_claim_name(spent_support) self.pending_supports[spent_support].remove((txin_num, txin.prev_idx)) else: spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) + if spent_support: + supported_name = self._get_pending_claim_name(spent_support) + if spent_support and support_amount is not None and spent_support not in self.pending_abandon: - # print(f"\tspent support for {spent_support.hex()} -{support_amount} ({txin_num}, {txin.prev_idx})") + controlling = self.db.get_controlling_claim(supported_name) + if controlling: + bid_queue = { + claim_hash: self._get_pending_effective_amount(claim_hash) + for claim_hash in self.db.get_claims_for_name(supported_name) + if claim_hash not in self.pending_abandon + } + bid_queue[spent_support] -= support_amount + sorted_claims = sorted( + list(bid_queue.keys()), key=lambda claim_hash: bid_queue[claim_hash], reverse=True + ) + if controlling.claim_hash == spent_support and sorted_claims.index(controlling.claim_hash) > 0: + print("takeover due to abandoned support") + + # print(f"\tspent support for {spent_support.hex()} -{support_amount} ({txin_num}, {txin.prev_idx}) {supported_name}") if spent_support not in self.effective_amount_changes: assert spent_support not in self.pending_claims prev_effective_amount = self.db.get_effective_amount(spent_support) @@ -527,7 +595,7 @@ def _spend_support(self, txin): ).get_spend_support_txo_ops() return [] - def _spend_claim(self, txin, spent_claims): + def _remove_claim(self, txin, spent_claims, zero_delay_claims): txin_num = self.db.transaction_num_mapping[txin.prev_hash] if (txin_num, txin.prev_idx) in self.pending_claims: spent = self.pending_claims[(txin_num, txin.prev_idx)] @@ -540,7 +608,7 @@ def _spend_claim(self, txin, spent_claims): ) if not spent_claim_hash_and_name: # txo is not a claim return [] - prev_claim_hash, txi_len_encoded_name = spent_claim_hash_and_name + prev_claim_hash = spent_claim_hash_and_name.claim_hash prev_signing_hash = self.db.get_channel_for_claim(prev_claim_hash) prev_claims_in_channel_count = None @@ -551,8 +619,14 @@ def _spend_claim(self, txin, spent_claims): prev_effective_amount = self.db.get_effective_amount( prev_claim_hash ) - claim_root_tx_num, claim_root_idx, prev_amount, name, tx_num, position = self.db.get_root_claim_txo_and_current_amount(prev_claim_hash) - activation_height = 0 + k, v = self.db.get_root_claim_txo_and_current_amount(prev_claim_hash) + claim_root_tx_num = v.root_tx_num + claim_root_idx = v.root_position + prev_amount = v.amount + name = v.name + tx_num = k.tx_num + position = k.position + activation_height = v.activation height = bisect_right(self.db.tx_counts, tx_num) spent = StagedClaimtrieItem( name, prev_claim_hash, prev_amount, prev_effective_amount, @@ -564,23 +638,29 @@ def _spend_claim(self, txin, spent_claims): if spent.claim_hash not in self.effective_amount_changes: self.effective_amount_changes[spent.claim_hash].append(spent.effective_amount) self.effective_amount_changes[spent.claim_hash].append(-spent.amount) + if (name, spent.claim_hash) in zero_delay_claims: + zero_delay_claims.pop((name, spent.claim_hash)) return spent.get_spend_claim_txo_ops() - def _spend_claim_or_support(self, txin, spent_claims): - spend_claim_ops = self._spend_claim(txin, spent_claims) + def _remove_claim_or_support(self, txin, spent_claims, zero_delay_claims): + spend_claim_ops = self._remove_claim(txin, spent_claims, zero_delay_claims) if spend_claim_ops: return spend_claim_ops - return self._spend_support(txin) + return self._remove_support(txin, zero_delay_claims) - def _abandon(self, spent_claims): + def _abandon(self, spent_claims) -> typing.Tuple[List['RevertableOp'], typing.Set[str]]: # Handle abandoned claims ops = [] + controlling_claims = {} + need_takeover = set() + for abandoned_claim_hash, (prev_tx_num, prev_idx, name) in spent_claims.items(): # print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {prev_tx_num} {prev_idx}") if (prev_tx_num, prev_idx) in self.pending_claims: pending = self.pending_claims.pop((prev_tx_num, prev_idx)) + self.staged_pending_abandoned[pending.claim_hash] = pending claim_root_tx_num = pending.root_claim_tx_num claim_root_idx = pending.root_claim_tx_position prev_amount = pending.amount @@ -588,9 +668,12 @@ def _abandon(self, spent_claims): prev_effective_amount = pending.effective_amount prev_claims_in_channel_count = pending.claims_in_channel_count else: - claim_root_tx_num, claim_root_idx, prev_amount, _, _, _ = self.db.get_root_claim_txo_and_current_amount( + k, v = self.db.get_root_claim_txo_and_current_amount( abandoned_claim_hash ) + claim_root_tx_num = v.root_tx_num + claim_root_idx = v.root_position + prev_amount = v.amount prev_signing_hash = self.db.get_channel_for_claim(abandoned_claim_hash) prev_claims_in_channel_count = None if prev_signing_hash: @@ -601,6 +684,13 @@ def _abandon(self, spent_claims): abandoned_claim_hash ) + if name not in controlling_claims: + controlling_claims[name] = self.db.get_controlling_claim(name) + controlling = controlling_claims[name] + if controlling and controlling.claim_hash == abandoned_claim_hash: + need_takeover.add(name) + # print("needs takeover") + for (support_tx_num, support_tx_idx) in self.pending_supports[abandoned_claim_hash]: _, support_amount = self.pending_support_txos.pop((support_tx_num, support_tx_idx)) ops.extend( @@ -628,7 +718,7 @@ def _abandon(self, spent_claims): self.effective_amount_changes.pop(abandoned_claim_hash) self.pending_abandon.add(abandoned_claim_hash) - # print(f"\tabandoned lbry://{name}#{abandoned_claim_hash.hex()}") + # print(f"\tabandoned lbry://{name}#{abandoned_claim_hash.hex()}, {len(need_takeover)} names need takeovers") ops.extend( StagedClaimtrieItem( name, abandoned_claim_hash, prev_amount, prev_effective_amount, @@ -636,20 +726,120 @@ def _abandon(self, spent_claims): claim_root_idx, prev_signing_hash, prev_claims_in_channel_count ).get_abandon_ops(self.db.db) ) - return ops + return ops, need_takeover - def _expire_claims(self, height: int): + def _expire_claims(self, height: int, zero_delay_claims): expired = self.db.get_expired_by_height(height) spent_claims = {} ops = [] + names_needing_takeover = set() for expired_claim_hash, (tx_num, position, name, txi) in expired.items(): if (tx_num, position) not in self.pending_claims: - ops.extend(self._spend_claim(txi, spent_claims)) + ops.extend(self._remove_claim(txi, spent_claims, zero_delay_claims)) if expired: + # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned + abandon_ops, _names_needing_takeover = self._abandon(spent_claims) + if abandon_ops: + ops.extend(abandon_ops) + names_needing_takeover.update(_names_needing_takeover) ops.extend(self._abandon(spent_claims)) + return ops, names_needing_takeover + + def _get_pending_claim_amount(self, claim_hash: bytes) -> int: + if claim_hash in self.pending_claim_txos: + return self.pending_claims[self.pending_claim_txos[claim_hash]].amount + return self.db.get_claim_amount(claim_hash) + + def _get_pending_claim_name(self, claim_hash: bytes) -> str: + assert claim_hash is not None + if claim_hash in self.pending_claims: + return self.pending_claims[claim_hash].name + claim = self.db.get_claim_from_txo(claim_hash) + return claim.name + + def _get_pending_effective_amount(self, claim_hash: bytes) -> int: + claim_amount = self._get_pending_claim_amount(claim_hash) or 0 + support_amount = self.db.get_support_amount(claim_hash) or 0 + return claim_amount + support_amount + sum( + self.pending_support_txos[support_txnum, support_n][1] + for (support_txnum, support_n) in self.pending_supports.get(claim_hash, []) + ) # TODO: subtract pending spend supports + + def _get_name_takeover_ops(self, height: int, name: str, + activated_claims: typing.Set[bytes]) -> List['RevertableOp']: + controlling = self.db.get_controlling_claim(name) + if not controlling or controlling.claim_hash in self.pending_abandon: + # print("no controlling claim for ", name) + bid_queue = { + claim_hash: self._get_pending_effective_amount(claim_hash) for claim_hash in activated_claims + } + winning_claim = max(bid_queue, key=lambda k: bid_queue[k]) + if winning_claim in self.pending_claim_txos: + s = self.pending_claims[self.pending_claim_txos[winning_claim]] + else: + s = self.db.make_staged_claim_item(winning_claim) + ops = [] + if s.activation_height > height: + ops.extend(get_force_activate_ops( + name, s.tx_num, s.position, s.claim_hash, s.root_claim_tx_num, s.root_claim_tx_position, + s.amount, s.effective_amount, s.activation_height, height + )) + ops.extend(get_takeover_name_ops(name, winning_claim, height)) + return ops + else: + # print(f"current controlling claim for {name}#{controlling.claim_hash.hex()}") + controlling_effective_amount = self._get_pending_effective_amount(controlling.claim_hash) + bid_queue = { + claim_hash: self._get_pending_effective_amount(claim_hash) for claim_hash in activated_claims + } + highest_newly_activated = max(bid_queue, key=lambda k: bid_queue[k]) + if bid_queue[highest_newly_activated] > controlling_effective_amount: + # print(f"takeover controlling claim for {name}#{controlling.claim_hash.hex()}") + return get_takeover_name_ops(name, highest_newly_activated, height, controlling) + print(bid_queue[highest_newly_activated], controlling_effective_amount) + # print("no takeover") + return [] + + def _get_takeover_ops(self, height: int, zero_delay_claims) -> List['RevertableOp']: + ops = [] + pending = defaultdict(set) + + # get non delayed takeovers for new names + for (name, claim_hash) in zero_delay_claims: + if claim_hash not in self.pending_abandon: + pending[name].add(claim_hash) + # print("zero delay activate", name, claim_hash.hex()) + + # get takeovers from claims activated at this block + for activated in self.db.get_activated_claims_at_height(height): + if activated.claim_hash not in self.pending_abandon: + pending[activated.name].add(activated.claim_hash) + # print("delayed activate") + + # get takeovers from supports for controlling claims being abandoned + for abandoned_claim_hash in self.pending_abandon: + if abandoned_claim_hash in self.staged_pending_abandoned: + abandoned = self.staged_pending_abandoned[abandoned_claim_hash] + controlling = self.db.get_controlling_claim(abandoned.name) + if controlling and controlling.claim_hash == abandoned_claim_hash and abandoned.name not in pending: + pending[abandoned.name].update(self.db.get_claims_for_name(abandoned.name)) + else: + k, v = self.db.get_root_claim_txo_and_current_amount(abandoned_claim_hash) + controlling_claim = self.db.get_controlling_claim(v.name) + if controlling_claim and abandoned_claim_hash == controlling_claim.claim_hash and v.name not in pending: + pending[v.name].update(self.db.get_claims_for_name(v.name)) + # print("check abandoned winning") + + + + # get takeovers from controlling claims being abandoned + + for name, activated_claims in pending.items(): + ops.extend(self._get_name_takeover_ops(height, name, activated_claims)) return ops def advance_block(self, block): + # print("advance ", height) height = self.height + 1 txs: List[Tuple[Tx, bytes]] = block.transactions block_hash = self.coin.header_hash(block.header) @@ -672,7 +862,8 @@ def advance_block(self, block): append_hashX_by_tx = hashXs_by_tx.append hashX_from_script = self.coin.hashX_from_script - # unchanged_effective_amounts = {k: sum(v) for k, v in self.effective_amount_changes.items()} + zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]] = {} + abandoned_or_expired_controlling = set() for tx, tx_hash in txs: spent_claims = {} @@ -690,7 +881,7 @@ def advance_block(self, block): undo_info_append(cache_value) append_hashX(cache_value[:-12]) - spend_claim_or_support_ops = self._spend_claim_or_support(txin, spent_claims) + spend_claim_or_support_ops = self._remove_claim_or_support(txin, spent_claims, zero_delay_claims) if spend_claim_or_support_ops: claimtrie_stash_extend(spend_claim_or_support_ops) @@ -708,15 +899,16 @@ def advance_block(self, block): txo = Output(txout.value, script) claim_or_support_ops = self._add_claim_or_support( - height, tx_hash, tx_count, idx, txo, txout, script, spent_claims + height, tx_hash, tx_count, idx, txo, txout, script, spent_claims, zero_delay_claims ) if claim_or_support_ops: claimtrie_stash_extend(claim_or_support_ops) # Handle abandoned claims - abandon_ops = self._abandon(spent_claims) + abandon_ops, abandoned_controlling_need_takeover = self._abandon(spent_claims) if abandon_ops: claimtrie_stash_extend(abandon_ops) + abandoned_or_expired_controlling.update(abandoned_controlling_need_takeover) append_hashX_by_tx(hashXs) update_touched(hashXs) @@ -725,11 +917,17 @@ def advance_block(self, block): tx_count += 1 # handle expired claims - expired_ops = self._expire_claims(height) + expired_ops, expired_need_takeover = self._expire_claims(height, zero_delay_claims) if expired_ops: - print(f"************\nexpire claims at block {height}\n************") + # print(f"************\nexpire claims at block {height}\n************") + abandoned_or_expired_controlling.update(expired_need_takeover) claimtrie_stash_extend(expired_ops) + # activate claims and process takeovers + takeover_ops = self._get_takeover_ops(height, zero_delay_claims) + if takeover_ops: + claimtrie_stash_extend(takeover_ops) + # self.db.add_unflushed(hashXs_by_tx, self.tx_count) _unflushed = self.db.hist_unflushed _count = 0 @@ -789,7 +987,6 @@ def backup_blocks(self, raw_blocks): coin = self.coin for raw_block in raw_blocks: self.logger.info("backup block %i", self.height) - print("backup", self.height) # Check and update self.tip block = coin.block(raw_block, self.height) header_hash = coin.header_hash(block.header) diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index f41fb5b7a5..52b9f4e331 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -15,6 +15,9 @@ class DB_PREFIXES(enum.Enum): claim_effective_amount_prefix = b'D' claim_expiration = b'O' + claim_takeover = b'P' + pending_activation = b'Q' + undo_claimtrie = b'M' HISTORY_PREFIX = b'A' diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 055e689122..9bc02a8956 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -2,7 +2,7 @@ from typing import Optional from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES -from lbry.wallet.server.db.prefixes import Prefixes +from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue nOriginalClaimExpirationTime = 262974 nExtendedClaimExpirationTime = 2102400 @@ -13,6 +13,12 @@ nWitnessForkHeight = 680770 # targeting 11 Dec 2019 nAllClaimsInMerkleForkHeight = 658310 # targeting 30 Oct 2019 proportionalDelayFactor = 32 +maxTakeoverDelay = 4032 + + +def get_delay_for_name(blocks_of_continuous_ownership: int) -> int: + return min(blocks_of_continuous_ownership // proportionalDelayFactor, maxTakeoverDelay) + def get_expiration_height(last_updated_height: int) -> int: if last_updated_height < nExtendedClaimExpirationForkHeight: @@ -57,18 +63,21 @@ def get_spend_support_txo_ops(self) -> typing.List[RevertableOp]: def get_update_effective_amount_ops(name: str, new_effective_amount: int, prev_effective_amount: int, tx_num: int, position: int, root_tx_num: int, root_position: int, claim_hash: bytes, + activation_height: int, prev_activation_height: int, signing_hash: Optional[bytes] = None, claims_in_channel_count: Optional[int] = None): assert root_position != root_tx_num, f"{tx_num} {position} {root_tx_num} {root_tx_num}" ops = [ RevertableDelete( *Prefixes.claim_effective_amount.pack_item( - name, prev_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position + name, prev_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position, + prev_activation_height ) ), RevertablePut( *Prefixes.claim_effective_amount.pack_item( - name, new_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position + name, new_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position, + activation_height ) ) ] @@ -88,6 +97,89 @@ def get_update_effective_amount_ops(name: str, new_effective_amount: int, prev_e return ops +def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, + previous_winning: Optional[ClaimTakeoverValue] = None): + if previous_winning: + # print(f"takeover previously owned {name} - {claim_hash.hex()} at {takeover_height}") + return [ + RevertableDelete( + *Prefixes.claim_takeover.pack_item( + name, previous_winning.claim_hash, previous_winning.height + ) + ), + RevertablePut( + *Prefixes.claim_takeover.pack_item( + name, claim_hash, takeover_height + ) + ) + ] + # print(f"takeover {name} - {claim_hash[::-1].hex()} at {takeover_height}") + return [ + RevertablePut( + *Prefixes.claim_takeover.pack_item( + name, claim_hash, takeover_height + ) + ) + ] + + +def get_force_activate_ops(name: str, tx_num: int, position: int, claim_hash: bytes, root_claim_tx_num: int, + root_claim_tx_position: int, amount: int, effective_amount: int, + prev_activation_height: int, new_activation_height: int): + return [ + # delete previous + RevertableDelete( + *Prefixes.claim_effective_amount.pack_item( + name, effective_amount, tx_num, position, claim_hash, + root_claim_tx_num, root_claim_tx_position, prev_activation_height + ) + ), + RevertableDelete( + *Prefixes.claim_to_txo.pack_item( + claim_hash, tx_num, position, root_claim_tx_num, root_claim_tx_position, + amount, prev_activation_height, name + ) + ), + RevertableDelete( + *Prefixes.claim_short_id.pack_item( + name, claim_hash, root_claim_tx_num, root_claim_tx_position, tx_num, + position, prev_activation_height + ) + ), + RevertableDelete( + *Prefixes.pending_activation.pack_item( + prev_activation_height, tx_num, position, claim_hash, name + ) + ), + + # insert new + RevertablePut( + *Prefixes.claim_effective_amount.pack_item( + name, effective_amount, tx_num, position, claim_hash, + root_claim_tx_num, root_claim_tx_position, new_activation_height + ) + ), + RevertablePut( + *Prefixes.claim_to_txo.pack_item( + claim_hash, tx_num, position, root_claim_tx_num, root_claim_tx_position, + amount, new_activation_height, name + ) + ), + RevertablePut( + *Prefixes.claim_short_id.pack_item( + name, claim_hash, root_claim_tx_num, root_claim_tx_position, tx_num, + position, new_activation_height + ) + ), + RevertablePut( + *Prefixes.pending_activation.pack_item( + new_activation_height, tx_num, position, claim_hash, name + ) + ) + + ] + + class StagedClaimtrieItem(typing.NamedTuple): name: str claim_hash: bytes @@ -119,21 +211,21 @@ def _get_add_remove_claim_utxo_ops(self, add=True): op( *Prefixes.claim_effective_amount.pack_item( self.name, self.effective_amount, self.tx_num, self.position, self.claim_hash, - self.root_claim_tx_num, self.root_claim_tx_position + self.root_claim_tx_num, self.root_claim_tx_position, self.activation_height ) ), # claim tip by claim hash op( *Prefixes.claim_to_txo.pack_item( self.claim_hash, self.tx_num, self.position, self.root_claim_tx_num, self.root_claim_tx_position, - self.amount, self.name + self.amount, self.activation_height, self.name ) ), # short url resolution op( *Prefixes.claim_short_id.pack_item( self.name, self.claim_hash, self.root_claim_tx_num, self.root_claim_tx_position, self.tx_num, - self.position + self.position, self.activation_height ) ), # claim hash by txo @@ -146,6 +238,12 @@ def _get_add_remove_claim_utxo_ops(self, add=True): self.expiration_height, self.tx_num, self.position, self.claim_hash, self.name ) + ), + # claim activation + op( + *Prefixes.pending_activation.pack_item( + self.activation_height, self.tx_num, self.position, self.claim_hash, self.name + ) ) ] if self.signing_hash and self.claims_in_channel_count is not None: @@ -187,4 +285,3 @@ def get_abandon_ops(self, db) -> typing.List[RevertableOp]: delete_supports_ops = delete_prefix(db, DB_PREFIXES.claim_to_support.value + self.claim_hash) invalidate_channel_ops = self.get_invalidate_channel_ops(db) return delete_short_id_ops + delete_claim_ops + delete_supports_ops + invalidate_channel_ops - diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index c69d4f3aca..c34bbb0e53 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -46,6 +46,7 @@ class EffectiveAmountValue(typing.NamedTuple): claim_hash: bytes root_tx_num: int root_position: int + activation: int class ClaimToTXOKey(typing.NamedTuple): @@ -58,6 +59,7 @@ class ClaimToTXOValue(typing.NamedTuple): root_tx_num: int root_position: int amount: int + activation: int name: str @@ -81,6 +83,7 @@ class ClaimShortIDKey(typing.NamedTuple): class ClaimShortIDValue(typing.NamedTuple): tx_num: int position: int + activation: int class ClaimToChannelKey(typing.NamedTuple): @@ -134,10 +137,30 @@ class ClaimExpirationValue(typing.NamedTuple): name: str +class ClaimTakeoverKey(typing.NamedTuple): + name: str + + +class ClaimTakeoverValue(typing.NamedTuple): + claim_hash: bytes + height: int + + +class PendingActivationKey(typing.NamedTuple): + height: int + tx_num: int + position: int + + +class PendingActivationValue(typing.NamedTuple): + claim_hash: bytes + name: str + + class EffectiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_effective_amount_prefix.value key_struct = struct.Struct(b'>QLH') - value_struct = struct.Struct(b'>20sLH') + value_struct = struct.Struct(b'>20sLHL') @classmethod def pack_key(cls, name: str, effective_amount: int, tx_num: int, position: int): @@ -160,20 +183,20 @@ def unpack_value(cls, data: bytes) -> EffectiveAmountValue: return EffectiveAmountValue(*super().unpack_value(data)) @classmethod - def pack_value(cls, claim_hash: bytes, root_tx_num: int, root_position: int) -> bytes: - return super().pack_value(claim_hash, root_tx_num, root_position) + def pack_value(cls, claim_hash: bytes, root_tx_num: int, root_position: int, activation: int) -> bytes: + return super().pack_value(claim_hash, root_tx_num, root_position, activation) @classmethod def pack_item(cls, name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes, - root_tx_num: int, root_position: int): + root_tx_num: int, root_position: int, activation: int): return cls.pack_key(name, effective_amount, tx_num, position), \ - cls.pack_value(claim_hash, root_tx_num, root_position) + cls.pack_value(claim_hash, root_tx_num, root_position, activation) class ClaimToTXOPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_to_txo.value key_struct = struct.Struct(b'>20sLH') - value_struct = struct.Struct(b'>LHQ') + value_struct = struct.Struct(b'>LHQL') @classmethod def pack_key(cls, claim_hash: bytes, tx_num: int, position: int): @@ -190,21 +213,21 @@ def unpack_key(cls, key: bytes) -> ClaimToTXOKey: ) @classmethod - def unpack_value(cls, data: bytes) ->ClaimToTXOValue: - root_tx_num, root_position, amount = cls.value_struct.unpack(data[:14]) - name_len = int.from_bytes(data[14:16], byteorder='big') - name = data[16:16 + name_len].decode() - return ClaimToTXOValue(root_tx_num, root_position, amount, name) + def unpack_value(cls, data: bytes) -> ClaimToTXOValue: + root_tx_num, root_position, amount, activation = cls.value_struct.unpack(data[:18]) + name_len = int.from_bytes(data[18:20], byteorder='big') + name = data[20:20 + name_len].decode() + return ClaimToTXOValue(root_tx_num, root_position, amount, activation, name) @classmethod - def pack_value(cls, root_tx_num: int, root_position: int, amount: int, name: str) -> bytes: - return cls.value_struct.pack(root_tx_num, root_position, amount) + length_encoded_name(name) + def pack_value(cls, root_tx_num: int, root_position: int, amount: int, activation: int, name: str) -> bytes: + return cls.value_struct.pack(root_tx_num, root_position, amount, activation) + length_encoded_name(name) @classmethod def pack_item(cls, claim_hash: bytes, tx_num: int, position: int, root_tx_num: int, root_position: int, - amount: int, name: str): + amount: int, activation: int, name: str): return cls.pack_key(claim_hash, tx_num, position), \ - cls.pack_value(root_tx_num, root_position, amount, name) + cls.pack_value(root_tx_num, root_position, amount, activation, name) class TXOToClaimPrefixRow(PrefixRow): @@ -240,15 +263,15 @@ def pack_item(cls, tx_num: int, position: int, claim_hash: bytes, name: str): class ClaimShortIDPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_short_id_prefix.value key_struct = struct.Struct(b'>20sLH') - value_struct = struct.Struct(b'>LH') + value_struct = struct.Struct(b'>LHL') @classmethod def pack_key(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int): return cls.prefix + length_encoded_name(name) + cls.key_struct.pack(claim_hash, root_tx_num, root_position) @classmethod - def pack_value(cls, tx_num: int, position: int): - return super().pack_value(tx_num, position) + def pack_value(cls, tx_num: int, position: int, activation: int): + return super().pack_value(tx_num, position, activation) @classmethod def unpack_key(cls, key: bytes) -> ClaimShortIDKey: @@ -263,9 +286,9 @@ def unpack_value(cls, data: bytes) -> ClaimShortIDValue: @classmethod def pack_item(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int, - tx_num: int, position: int): + tx_num: int, position: int, activation: int): return cls.pack_key(name, claim_hash, root_tx_num, root_position), \ - cls.pack_value(tx_num, position) + cls.pack_value(tx_num, position, activation) class ClaimToChannelPrefixRow(PrefixRow): @@ -418,6 +441,63 @@ def unpack_item(cls, key: bytes, value: bytes) -> typing.Tuple[ClaimExpirationKe return cls.unpack_key(key), cls.unpack_value(value) +class ClaimTakeoverPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_takeover.value + value_struct = struct.Struct(b'>20sL') + + @classmethod + def pack_key(cls, name: str): + return cls.prefix + length_encoded_name(name) + + @classmethod + def pack_value(cls, claim_hash: bytes, takeover_height: int): + return super().pack_value(claim_hash, takeover_height) + + @classmethod + def unpack_key(cls, key: bytes) -> ClaimTakeoverKey: + assert key[:1] == cls.prefix + name_len = int.from_bytes(key[1:3], byteorder='big') + name = key[3:3 + name_len].decode() + return ClaimTakeoverKey(name) + + @classmethod + def unpack_value(cls, data: bytes) -> ClaimTakeoverValue: + return ClaimTakeoverValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, name: str, claim_hash: bytes, takeover_height: int): + return cls.pack_key(name), cls.pack_value(claim_hash, takeover_height) + + +class PendingClaimActivationPrefixRow(PrefixRow): + prefix = DB_PREFIXES.pending_activation.value + key_struct = struct.Struct(b'>LLH') + + @classmethod + def pack_key(cls, height: int, tx_num: int, position: int): + return super().pack_key(height, tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> PendingActivationKey: + return PendingActivationKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, claim_hash: bytes, name: str) -> bytes: + return claim_hash + length_encoded_name(name) + + @classmethod + def unpack_value(cls, data: bytes) -> PendingActivationValue: + claim_hash = data[:20] + name_len = int.from_bytes(data[20:22], byteorder='big') + name = data[22:22 + name_len].decode() + return PendingActivationValue(claim_hash, name) + + @classmethod + def pack_item(cls, height: int, tx_num: int, position: int, claim_hash: bytes, name: str): + return cls.pack_key(height, tx_num, position), \ + cls.pack_value(claim_hash, name) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -432,4 +512,7 @@ class Prefixes: claim_effective_amount = EffectiveAmountPrefixRow claim_expiration = ClaimExpirationPrefixRow + claim_takeover = ClaimTakeoverPrefixRow + pending_activation = PendingClaimActivationPrefixRow + # undo_claimtrie = b'M' diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 533f7a780c..e081000a3e 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -16,6 +16,8 @@ import typing import struct import attr +import zlib +import base64 from typing import Optional, Iterable from functools import partial from asyncio import sleep @@ -34,9 +36,10 @@ from lbry.wallet.server.storage import db_class from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES -from lbry.wallet.server.db.prefixes import Prefixes +from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, get_update_effective_amount_ops, length_encoded_name -from lbry.wallet.server.db.claimtrie import get_expiration_height +from lbry.wallet.server.db.claimtrie import get_expiration_height, get_delay_for_name + from lbry.wallet.server.db.elasticsearch import SearchIndex @@ -79,7 +82,7 @@ class FlushData: adds = attr.ib() deletes = attr.ib() tip = attr.ib() - undo_claimtrie = attr.ib() + undo = attr.ib() class ResolveResult(typing.NamedTuple): @@ -89,6 +92,7 @@ class ResolveResult(typing.NamedTuple): position: int tx_hash: bytes height: int + amount: int short_url: str is_controlling: bool canonical_url: str @@ -97,12 +101,14 @@ class ResolveResult(typing.NamedTuple): expiration_height: int effective_amount: int support_amount: int - last_take_over_height: Optional[int] + last_takeover_height: Optional[int] claims_in_channel: Optional[int] channel_hash: Optional[bytes] reposted_claim_hash: Optional[bytes] +OptionalResolveResultOrError = Optional[typing.Union[ResolveResult, LookupError, ValueError]] + DB_STATE_STRUCT = struct.Struct(b'>32sLL32sHLBBlll') DB_STATE_STRUCT_SIZE = 92 @@ -183,12 +189,10 @@ def __init__(self, env): self.search_index = SearchIndex(self.env.es_index_prefix, self.env.database_query_timeout) def claim_hash_and_name_from_txo(self, tx_num: int, tx_idx: int): - claim_hash_and_name = self.db.get( - DB_PREFIXES.txo_to_claim.value + TXO_STRUCT_pack(tx_num, tx_idx) - ) + claim_hash_and_name = self.db.get(Prefixes.txo_to_claim.pack_key(tx_num, tx_idx)) if not claim_hash_and_name: return - return claim_hash_and_name[:CLAIM_HASH_LEN], claim_hash_and_name[CLAIM_HASH_LEN:] + return Prefixes.txo_to_claim.unpack_value(claim_hash_and_name) def get_supported_claim_from_txo(self, tx_num: int, position: int) -> typing.Tuple[Optional[bytes], Optional[int]]: key = Prefixes.support_to_claim.pack_key(tx_num, position) @@ -213,20 +217,22 @@ def get_supports(self, claim_hash: bytes): unpacked_k = Prefixes.claim_to_support.unpack_key(k) unpacked_v = Prefixes.claim_to_support.unpack_value(v) supports.append((unpacked_k.tx_num, unpacked_k.position, unpacked_v.amount)) - return supports def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, root_tx_num: int, - root_position: int) -> ResolveResult: + root_position: int, activation_height: int) -> ResolveResult: + controlling_claim = self.get_controlling_claim(name) + tx_hash = self.total_transactions[tx_num] height = bisect_right(self.tx_counts, tx_num) created_height = bisect_right(self.tx_counts, root_tx_num) - last_take_over_height = 0 - activation_height = created_height + last_take_over_height = controlling_claim.height expiration_height = get_expiration_height(height) support_amount = self.get_support_amount(claim_hash) - effective_amount = self.get_effective_amount(claim_hash) + claim_amount = self.get_claim_txo_amount(claim_hash, tx_num, position) + + effective_amount = support_amount + claim_amount channel_hash = self.get_channel_for_claim(claim_hash) claims_in_channel = None @@ -235,27 +241,35 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, if channel_hash: channel_vals = self.get_root_claim_txo_and_current_amount(channel_hash) if channel_vals: - _, _, _, channel_name, _, _ = channel_vals + channel_name = channel_vals[1].name claims_in_channel = self.get_claims_in_channel_count(channel_hash) canonical_url = f'{channel_name}#{channel_hash.hex()}/{name}#{claim_hash.hex()}' return ResolveResult( - name, claim_hash, tx_num, position, tx_hash, height, short_url=short_url, - is_controlling=False, canonical_url=canonical_url, last_take_over_height=last_take_over_height, - claims_in_channel=claims_in_channel, creation_height=created_height, activation_height=activation_height, + name, claim_hash, tx_num, position, tx_hash, height, claim_amount, short_url=short_url, + is_controlling=controlling_claim.claim_hash == claim_hash, canonical_url=canonical_url, + last_takeover_height=last_take_over_height, claims_in_channel=claims_in_channel, + creation_height=created_height, activation_height=activation_height, expiration_height=expiration_height, effective_amount=effective_amount, support_amount=support_amount, channel_hash=channel_hash, reposted_claim_hash=None ) def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, - amount_order: int = 1) -> Optional[ResolveResult]: + amount_order: Optional[int] = None) -> Optional[ResolveResult]: """ :param normalized_name: name :param claim_id: partial or complete claim id :param amount_order: '$' suffix to a url, defaults to 1 (winning) if no claim id modifier is provided """ + if not amount_order and not claim_id: + # winning resolution + controlling = self.get_controlling_claim(normalized_name) + if not controlling: + return + return self._fs_get_claim_by_hash(controlling.claim_hash) encoded_name = length_encoded_name(normalized_name) amount_order = max(int(amount_order or 1), 1) + if claim_id: # resolve by partial/complete claim id short_claim_hash = bytes.fromhex(claim_id) @@ -263,19 +277,22 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, for k, v in self.db.iterator(prefix=prefix): key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) - return self._prepare_resolve_result(claim_txo.tx_num, claim_txo.position, key.claim_hash, key.name, - key.root_tx_num, key.root_position) + return self._prepare_resolve_result( + claim_txo.tx_num, claim_txo.position, key.claim_hash, key.name, key.root_tx_num, + key.root_position, claim_txo.activation + ) return # resolve by amount ordering, 1 indexed - for idx, (k, v) in enumerate(self.db.iterator(prefix=DB_PREFIXES.claim_effective_amount_prefix.value + encoded_name)): + for idx, (k, v) in enumerate(self.db.iterator( + prefix=DB_PREFIXES.claim_effective_amount_prefix.value + encoded_name)): if amount_order > idx + 1: continue key = Prefixes.claim_effective_amount.unpack_key(k) claim_val = Prefixes.claim_effective_amount.unpack_value(v) return self._prepare_resolve_result( key.tx_num, key.position, claim_val.claim_hash, key.name, claim_val.root_tx_num, - claim_val.root_position + claim_val.root_position, claim_val.activation ) return @@ -293,7 +310,7 @@ def _resolve_claim_in_channel(self, channel_hash: bytes, normalized_name: str): return return list(sorted(candidates, key=lambda item: item[1]))[0] - def _fs_resolve(self, url): + def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError]: try: parsed = URL.parse(url) except ValueError as e: @@ -326,7 +343,7 @@ def _fs_resolve(self, url): return resolved_stream, resolved_channel - async def fs_resolve(self, url): + async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError]: return await asyncio.get_event_loop().run_in_executor(self.executor, self._fs_resolve, url) def _fs_get_claim_by_hash(self, claim_hash): @@ -335,7 +352,7 @@ def _fs_get_claim_by_hash(self, claim_hash): unpacked_v = Prefixes.claim_to_txo.unpack_value(v) return self._prepare_resolve_result( unpacked_k.tx_num, unpacked_k.position, unpacked_k.claim_hash, unpacked_v.name, - unpacked_v.root_tx_num, unpacked_v.root_position + unpacked_v.root_tx_num, unpacked_v.root_position, unpacked_v.activation ) async def fs_getclaimbyid(self, claim_id): @@ -352,17 +369,21 @@ def get_root_claim_txo_and_current_amount(self, claim_hash): for k, v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash): unpacked_k = Prefixes.claim_to_txo.unpack_key(k) unpacked_v = Prefixes.claim_to_txo.unpack_value(v) - return unpacked_v.root_tx_num, unpacked_v.root_position, unpacked_v.amount, unpacked_v.name,\ - unpacked_k.tx_num, unpacked_k.position + return unpacked_k, unpacked_v - def make_staged_claim_item(self, claim_hash: bytes) -> StagedClaimtrieItem: - root_tx_num, root_idx, value, name, tx_num, idx = self.db.get_root_claim_txo_and_current_amount( - claim_hash - ) + def make_staged_claim_item(self, claim_hash: bytes) -> Optional[StagedClaimtrieItem]: + claim_info = self.get_root_claim_txo_and_current_amount(claim_hash) + k, v = claim_info + root_tx_num = v.root_tx_num + root_idx = v.root_position + value = v.amount + name = v.name + tx_num = k.tx_num + idx = k.position height = bisect_right(self.tx_counts, tx_num) - effective_amount = self.db.get_support_amount(claim_hash) + value + effective_amount = self.get_support_amount(claim_hash) + value signing_hash = self.get_channel_for_claim(claim_hash) - activation_height = 0 + activation_height = v.activation if signing_hash: count = self.get_claims_in_channel_count(signing_hash) else: @@ -372,17 +393,36 @@ def make_staged_claim_item(self, claim_hash: bytes) -> StagedClaimtrieItem: root_tx_num, root_idx, signing_hash, count ) - def get_effective_amount(self, claim_hash): + def get_claim_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: + v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash, tx_num, position)) + if v: + return Prefixes.claim_to_txo.unpack_value(v).amount + + def get_claim_from_txo(self, claim_hash: bytes) -> Optional[ClaimToTXOValue]: + assert claim_hash for v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash, include_key=False): - return Prefixes.claim_to_txo.unpack_value(v).amount + self.get_support_amount(claim_hash) - fnord - return None + return Prefixes.claim_to_txo.unpack_value(v) + + def get_claim_amount(self, claim_hash: bytes) -> Optional[int]: + claim = self.get_claim_from_txo(claim_hash) + if claim: + return claim.amount + + def get_effective_amount(self, claim_hash: bytes): + return (self.get_claim_amount(claim_hash) or 0) + self.get_support_amount(claim_hash) def get_update_effective_amount_ops(self, claim_hash: bytes, effective_amount: int): claim_info = self.get_root_claim_txo_and_current_amount(claim_hash) if not claim_info: return [] - root_tx_num, root_position, amount, name, tx_num, position = claim_info + + root_tx_num = claim_info[1].root_tx_num + root_position = claim_info[1].root_position + amount = claim_info[1].amount + name = claim_info[1].name + tx_num = claim_info[0].tx_num + position = claim_info[0].position + activation = claim_info[1].activation signing_hash = self.get_channel_for_claim(claim_hash) claims_in_channel_count = None if signing_hash: @@ -390,7 +430,8 @@ def get_update_effective_amount_ops(self, claim_hash: bytes, effective_amount: i prev_effective_amount = self.get_effective_amount(claim_hash) return get_update_effective_amount_ops( name, effective_amount, prev_effective_amount, tx_num, position, - root_tx_num, root_position, claim_hash, signing_hash, claims_in_channel_count + root_tx_num, root_position, claim_hash, activation, activation, signing_hash, + claims_in_channel_count ) def get_claims_in_channel_count(self, channel_hash) -> int: @@ -415,6 +456,35 @@ def get_expired_by_height(self, height: int): ) return expired + def get_controlling_claim(self, name: str) -> Optional[ClaimTakeoverValue]: + controlling = self.db.get(Prefixes.claim_takeover.pack_key(name)) + if not controlling: + return + return Prefixes.claim_takeover.unpack_value(controlling) + + def get_claims_for_name(self, name: str): + claim_hashes = set() + for k in self.db.iterator(prefix=Prefixes.claim_short_id.prefix + length_encoded_name(name), + include_value=False): + claim_hashes.add(Prefixes.claim_short_id.unpack_key(k).claim_hash) + return claim_hashes + + def get_activated_claims_at_height(self, height: int) -> typing.Set[PendingActivationValue]: + claims = set() + prefix = Prefixes.pending_activation.prefix + height.to_bytes(4, byteorder='big') + for _v in self.db.iterator(prefix=prefix, include_key=False): + v = Prefixes.pending_activation.unpack_value(_v) + claims.add(v) + return claims + + def get_activation_delay(self, claim_hash: bytes, name: str) -> int: + controlling = self.get_controlling_claim(name) + if not controlling: + return 0 + if claim_hash == controlling.claim_hash: + return 0 + return get_delay_for_name(self.db_height - controlling.height) + async def _read_tx_counts(self): if self.tx_counts is not None: return @@ -685,9 +755,9 @@ def flush_dbs(self, flush_data: FlushData): batch_delete(staged_change.key) flush_data.claimtrie_stash.clear() - for undo_claims, height in flush_data.undo_claimtrie: - batch_put(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(height), undo_claims) - flush_data.undo_claimtrie.clear() + for undo_ops, height in flush_data.undo: + batch_put(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(height), undo_ops) + flush_data.undo.clear() self.fs_height = flush_data.height self.fs_tx_count = flush_data.tx_count @@ -788,11 +858,10 @@ def flush_backup(self, flush_data, touched): claim_reorg_height = self.fs_height # print("flush undos", flush_data.undo_claimtrie) - for (ops, height) in reversed(flush_data.undo_claimtrie): - claimtrie_ops = RevertableOp.unpack_stack(ops) - print("%i undo ops for %i" % (len(claimtrie_ops), height)) - for op in reversed(claimtrie_ops): - print("REWIND", op) + for (packed_ops, height) in reversed(flush_data.undo): + undo_ops = RevertableOp.unpack_stack(packed_ops) + for op in reversed(undo_ops): + # print("REWIND", op) if op.is_put: batch_put(op.key, op.value) else: @@ -800,7 +869,7 @@ def flush_backup(self, flush_data, touched): batch_delete(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(claim_reorg_height)) claim_reorg_height -= 1 - flush_data.undo_claimtrie.clear() + flush_data.undo.clear() flush_data.claimtrie_stash.clear() while self.fs_height > flush_data.height: @@ -828,9 +897,9 @@ def flush_backup(self, flush_data, touched): batch_put(key, value) # New undo information - for undo_info, height in flush_data.undo_infos: + for undo_info, height in flush_data.undo: batch.put(self.undo_key(height), b''.join(undo_info)) - flush_data.undo_infos.clear() + flush_data.undo.clear() # Spends for key in sorted(flush_data.deletes): @@ -1023,9 +1092,9 @@ def min_undo_height(self, max_height): """Returns a height from which we should store undo info.""" return max_height - self.env.reorg_limit + 1 - def undo_key(self, height): + def undo_key(self, height: int) -> bytes: """DB key for undo information at the given height.""" - return UNDO_PREFIX + pack('>I', height) + return DB_PREFIXES.UNDO_PREFIX.value + pack('>I', height) def read_undo_info(self, height): """Read undo information from a file for the current height.""" From 4aa4e35d1c5438776c32ecdee7ddd14d460d3a49 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 5 May 2021 16:19:23 -0400 Subject: [PATCH 021/206] tests --- .../test_blockchain_reorganization.py | 79 +++ .../blockchain/test_resolve_command.py | 527 ++++++++++++++++-- 2 files changed, 562 insertions(+), 44 deletions(-) diff --git a/tests/integration/blockchain/test_blockchain_reorganization.py b/tests/integration/blockchain/test_blockchain_reorganization.py index 40a748e9d8..b7fef197da 100644 --- a/tests/integration/blockchain/test_blockchain_reorganization.py +++ b/tests/integration/blockchain/test_blockchain_reorganization.py @@ -154,3 +154,82 @@ async def test_reorg_change_claim_height(self): # this should still be unchanged self.assertEqual(207, (await self.resolve('still-valid'))['height']) + + async def test_reorg_drop_claim(self): + # sanity check + result = await self.resolve('hovercraft') # TODO: do these for claim_search and resolve both + self.assertIn('error', result) + + still_valid = await self.daemon.jsonrpc_stream_create( + 'still-valid', '1.0', file_path=self.create_upload_file(data=b'hi!') + ) + await self.ledger.wait(still_valid) + await self.generate(1) + + # create a claim and verify it's returned by claim_search + self.assertEqual(self.ledger.headers.height, 207) + await self.assertBlockHash(207) + + broadcast_tx = await self.daemon.jsonrpc_stream_create( + 'hovercraft', '1.0', file_path=self.create_upload_file(data=b'hi!') + ) + await self.ledger.wait(broadcast_tx) + await self.generate(1) + await self.ledger.wait(broadcast_tx, self.blockchain.block_expected) + self.assertEqual(self.ledger.headers.height, 208) + await self.assertBlockHash(208) + + claim = await self.resolve('hovercraft') + self.assertEqual(claim['txid'], broadcast_tx.id) + self.assertEqual(claim['height'], 208) + + # check that our tx is in block 208 as returned by lbrycrdd + invalidated_block_hash = (await self.ledger.headers.hash(208)).decode() + block_207 = await self.blockchain.get_block(invalidated_block_hash) + self.assertIn(claim['txid'], block_207['tx']) + self.assertEqual(208, claim['height']) + + # reorg the last block dropping our claim tx + await self.blockchain.invalidate_block(invalidated_block_hash) + await self.blockchain.clear_mempool() + await self.blockchain.generate(2) + + # wait for the client to catch up and verify the reorg + await asyncio.wait_for(self.on_header(209), 3.0) + await self.assertBlockHash(207) + await self.assertBlockHash(208) + await self.assertBlockHash(209) + + # verify the claim was dropped from block 208 as returned by lbrycrdd + reorg_block_hash = await self.blockchain.get_block_hash(208) + self.assertNotEqual(invalidated_block_hash, reorg_block_hash) + block_207 = await self.blockchain.get_block(reorg_block_hash) + self.assertNotIn(claim['txid'], block_207['tx']) + + client_reorg_block_hash = (await self.ledger.headers.hash(208)).decode() + self.assertEqual(client_reorg_block_hash, reorg_block_hash) + + # verify the dropped claim is no longer returned by claim search + self.assertDictEqual( + {'error': {'name': 'NOT_FOUND', 'text': 'Could not find claim at "hovercraft".'}}, + await self.resolve('hovercraft') + ) + + # verify the claim published a block earlier wasn't also reverted + self.assertEqual(207, (await self.resolve('still-valid'))['height']) + + # broadcast the claim in a different block + new_txid = await self.blockchain.sendrawtransaction(hexlify(broadcast_tx.raw).decode()) + self.assertEqual(broadcast_tx.id, new_txid) + await self.blockchain.generate(1) + + # wait for the client to catch up + await asyncio.wait_for(self.on_header(210), 1.0) + + # verify the claim is in the new block and that it is returned by claim_search + republished = await self.resolve('hovercraft') + self.assertEqual(210, republished['height']) + self.assertEqual(claim['claim_id'], republished['claim_id']) + + # this should still be unchanged + self.assertEqual(207, (await self.resolve('still-valid'))['height']) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index a0987a7a67..49eda2fe0c 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -19,6 +19,56 @@ async def assertResolvesToClaimId(self, name, claim_id): else: self.assertEqual(claim_id, other['claim_id']) + async def assertNoClaimForName(self, name: str): + lbrycrd_winning = json.loads(await self.blockchain._cli_cmnd('getvalueforname', name)) + stream, channel = await self.conductor.spv_node.server.bp.db.fs_resolve(name) + self.assertNotIn('claimId', lbrycrd_winning) + if stream is not None: + self.assertIsInstance(stream, LookupError) + else: + self.assertIsInstance(channel, LookupError) + + async def assertMatchWinningClaim(self, name): + expected = json.loads(await self.blockchain._cli_cmnd('getvalueforname', name)) + stream, channel = await self.conductor.spv_node.server.bp.db.fs_resolve(name) + claim = stream if stream else channel + self.assertEqual(expected['claimId'], claim.claim_hash.hex()) + self.assertEqual(expected['validAtHeight'], claim.activation_height) + self.assertEqual(expected['lastTakeoverHeight'], claim.last_takeover_height) + self.assertEqual(expected['txId'], claim.tx_hash[::-1].hex()) + self.assertEqual(expected['n'], claim.position) + self.assertEqual(expected['amount'], claim.amount) + self.assertEqual(expected['effectiveAmount'], claim.effective_amount) + return claim + + async def assertMatchClaim(self, claim_id): + expected = json.loads(await self.blockchain._cli_cmnd('getclaimbyid', claim_id)) + resolved, _ = await self.conductor.spv_node.server.bp.db.fs_getclaimbyid(claim_id) + print(expected) + print(resolved) + self.assertDictEqual({ + 'claim_id': expected['claimId'], + 'activation_height': expected['validAtHeight'], + 'last_takeover_height': expected['lastTakeoverHeight'], + 'txid': expected['txId'], + 'nout': expected['n'], + 'amount': expected['amount'], + 'effective_amount': expected['effectiveAmount'] + }, { + 'claim_id': resolved.claim_hash.hex(), + 'activation_height': resolved.activation_height, + 'last_takeover_height': resolved.last_takeover_height, + 'txid': resolved.tx_hash[::-1].hex(), + 'nout': resolved.position, + 'amount': resolved.amount, + 'effective_amount': resolved.effective_amount + }) + return resolved + + async def assertMatchClaimIsWinning(self, name, claim_id): + self.assertEqual(claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaim(claim_id) + class ResolveCommand(BaseResolveTestCase): @@ -126,45 +176,45 @@ async def test_advanced_resolve(self): await self.assertResolvesToClaimId('foo$3', claim_id1) await self.assertResolvesToClaimId('foo$4', None) - async def test_partial_claim_id_resolve(self): - # add some noise - await self.channel_create('@abc', '0.1', allow_duplicate_name=True) - await self.channel_create('@abc', '0.2', allow_duplicate_name=True) - await self.channel_create('@abc', '1.0', allow_duplicate_name=True) - - channel_id = self.get_claim_id(await self.channel_create('@abc', '1.1', allow_duplicate_name=True)) - await self.assertResolvesToClaimId(f'@abc', channel_id) - await self.assertResolvesToClaimId(f'@abc#{channel_id[:10]}', channel_id) - await self.assertResolvesToClaimId(f'@abc#{channel_id}', channel_id) - - channel = await self.claim_get(channel_id) - await self.assertResolvesToClaimId(channel['short_url'], channel_id) - await self.assertResolvesToClaimId(channel['canonical_url'], channel_id) - await self.assertResolvesToClaimId(channel['permanent_url'], channel_id) - - # add some noise - await self.stream_create('foo', '0.1', allow_duplicate_name=True, channel_id=channel['claim_id']) - await self.stream_create('foo', '0.2', allow_duplicate_name=True, channel_id=channel['claim_id']) - await self.stream_create('foo', '0.3', allow_duplicate_name=True, channel_id=channel['claim_id']) - - claim_id1 = self.get_claim_id( - await self.stream_create('foo', '0.7', allow_duplicate_name=True, channel_id=channel['claim_id'])) - claim1 = await self.claim_get(claim_id=claim_id1) - - await self.assertResolvesToClaimId('foo', claim_id1) - await self.assertResolvesToClaimId('@abc/foo', claim_id1) - await self.assertResolvesToClaimId(claim1['short_url'], claim_id1) - await self.assertResolvesToClaimId(claim1['canonical_url'], claim_id1) - await self.assertResolvesToClaimId(claim1['permanent_url'], claim_id1) - - claim_id2 = self.get_claim_id( - await self.stream_create('foo', '0.8', allow_duplicate_name=True, channel_id=channel['claim_id'])) - claim2 = await self.claim_get(claim_id=claim_id2) - await self.assertResolvesToClaimId('foo', claim_id2) - await self.assertResolvesToClaimId('@abc/foo', claim_id2) - await self.assertResolvesToClaimId(claim2['short_url'], claim_id2) - await self.assertResolvesToClaimId(claim2['canonical_url'], claim_id2) - await self.assertResolvesToClaimId(claim2['permanent_url'], claim_id2) + # async def test_partial_claim_id_resolve(self): + # # add some noise + # await self.channel_create('@abc', '0.1', allow_duplicate_name=True) + # await self.channel_create('@abc', '0.2', allow_duplicate_name=True) + # await self.channel_create('@abc', '1.0', allow_duplicate_name=True) + # + # channel_id = self.get_claim_id(await self.channel_create('@abc', '1.1', allow_duplicate_name=True)) + # await self.assertResolvesToClaimId(f'@abc', channel_id) + # await self.assertResolvesToClaimId(f'@abc#{channel_id[:10]}', channel_id) + # await self.assertResolvesToClaimId(f'@abc#{channel_id}', channel_id) + # + # channel = await self.claim_get(channel_id) + # await self.assertResolvesToClaimId(channel['short_url'], channel_id) + # await self.assertResolvesToClaimId(channel['canonical_url'], channel_id) + # await self.assertResolvesToClaimId(channel['permanent_url'], channel_id) + # + # # add some noise + # await self.stream_create('foo', '0.1', allow_duplicate_name=True, channel_id=channel['claim_id']) + # await self.stream_create('foo', '0.2', allow_duplicate_name=True, channel_id=channel['claim_id']) + # await self.stream_create('foo', '0.3', allow_duplicate_name=True, channel_id=channel['claim_id']) + # + # claim_id1 = self.get_claim_id( + # await self.stream_create('foo', '0.7', allow_duplicate_name=True, channel_id=channel['claim_id'])) + # claim1 = await self.claim_get(claim_id=claim_id1) + # + # await self.assertResolvesToClaimId('foo', claim_id1) + # await self.assertResolvesToClaimId('@abc/foo', claim_id1) + # await self.assertResolvesToClaimId(claim1['short_url'], claim_id1) + # await self.assertResolvesToClaimId(claim1['canonical_url'], claim_id1) + # await self.assertResolvesToClaimId(claim1['permanent_url'], claim_id1) + # + # claim_id2 = self.get_claim_id( + # await self.stream_create('foo', '0.8', allow_duplicate_name=True, channel_id=channel['claim_id'])) + # claim2 = await self.claim_get(claim_id=claim_id2) + # await self.assertResolvesToClaimId('foo', claim_id2) + # await self.assertResolvesToClaimId('@abc/foo', claim_id2) + # await self.assertResolvesToClaimId(claim2['short_url'], claim_id2) + # await self.assertResolvesToClaimId(claim2['canonical_url'], claim_id2) + # await self.assertResolvesToClaimId(claim2['permanent_url'], claim_id2) async def test_abandoned_channel_with_signed_claims(self): channel = (await self.channel_create('@abc', '1.0'))['outputs'][0] @@ -224,6 +274,11 @@ async def test_normalization_resolution(self): winner_id = self.get_claim_id(c) + # winning_one = await self.check_lbrycrd_winning(one) + winning_two = await self.assertMatchWinningClaim(two) + + self.assertEqual(winner_id, winning_two.claim_hash.hex()) + r1 = await self.resolve(f'lbry://{one}') r2 = await self.resolve(f'lbry://{two}') @@ -329,6 +384,201 @@ async def test_resolve_with_includes(self): self.assertNotIn('received_tips', resolve) +class ResolveClaimTakeovers(BaseResolveTestCase): + async def test_activation_delay(self): + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(320) + # a claim of higher amount made now will have a takeover delay of 10 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + # sanity check + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(9) + # not yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(1) + # the new claim should have activated + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def test_block_takeover_with_delay_1_support(self): + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(320) + # a claim of higher amount made now will have a takeover delay of 10 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + # sanity check + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(8) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + # prevent the takeover by adding a support one block before the takeover happens + await self.support_create(first_claim_id, bid='1.0') + # one more block until activation + await self.generate(1) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def test_block_takeover_with_delay_0_support(self): + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(320) + # a claim of higher amount made now will have a takeover delay of 10 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + # sanity check + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(9) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + # prevent the takeover by adding a support on the same block the takeover would happen + await self.support_create(first_claim_id, bid='1.0') + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def _test_almost_prevent_takeover(self, name: str, blocks: int = 9): + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(320) + # a claim of higher amount made now will have a takeover delay of 10 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + # sanity check + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(blocks) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + # prevent the takeover by adding a support on the same block the takeover would happen + tx = await self.daemon.jsonrpc_support_create(first_claim_id, '1.0') + await self.ledger.wait(tx) + return first_claim_id, second_claim_id, tx + + async def test_almost_prevent_takeover_remove_support_same_block_supported(self): + name = 'derp' + first_claim_id, second_claim_id, tx = await self._test_almost_prevent_takeover(name, 9) + await self.daemon.jsonrpc_txo_spend(type='support', txid=tx.id) + await self.generate(1) + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def test_almost_prevent_takeover_remove_support_one_block_after_supported(self): + name = 'derp' + first_claim_id, second_claim_id, tx = await self._test_almost_prevent_takeover(name, 8) + await self.generate(1) + await self.daemon.jsonrpc_txo_spend(type='support', txid=tx.id) + await self.generate(1) + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def test_abandon_before_takeover(self): + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(320) + # a claim of higher amount made now will have a takeover delay of 10 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + # sanity check + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(8) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + # abandon the winning claim + await self.daemon.jsonrpc_txo_spend(type='stream', claim_id=first_claim_id) + await self.generate(1) + # the takeover and activation should happen a block earlier than they would have absent the abandon + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(1) + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def test_abandon_before_takeover_no_delay_update(self): # TODO: fix race condition line 506 + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(320) + # block 527 + # a claim of higher amount made now will have a takeover delay of 10 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + # block 528 + # sanity check + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(8) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + # abandon the winning claim + await self.daemon.jsonrpc_txo_spend(type='stream', claim_id=first_claim_id) + await self.daemon.jsonrpc_stream_update(second_claim_id, '0.1') + await self.generate(1) + + # the takeover and activation should happen a block earlier than they would have absent the abandon + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(1) + # await self.ledger.on_header.where(lambda e: e.height == 537) + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def test_abandon_controlling_support_before_pending_takeover(self): + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + controlling_support_tx = await self.daemon.jsonrpc_support_create(first_claim_id, '0.9') + await self.ledger.wait(controlling_support_tx) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(321) + + second_claim_id = (await self.stream_create(name, '1.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(8) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + # abandon the support that causes the winning claim to have the highest staked + tx = await self.daemon.jsonrpc_txo_spend(type='support', txid=controlling_support_tx.id) + await self.generate(1) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(1) + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + async def test_remove_controlling_support(self): + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + first_support_tx = await self.daemon.jsonrpc_support_create(first_claim_id, '0.9') + await self.ledger.wait(first_support_tx) + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + await self.generate(321) # give the first claim long enough for a 10 block takeover delay + + # make a second claim which will take over the name + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + second_claim_support_tx = await self.daemon.jsonrpc_support_create(second_claim_id, '1.0') + await self.ledger.wait(second_claim_support_tx) + self.assertNotEqual(first_claim_id, second_claim_id) + + # the name resolves to the first claim + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(9) + # still resolves to the first claim + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(1) # second claim takes over + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(33) # give the second claim long enough for a 1 block takeover delay + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + # abandon the support that causes the winning claim to have the highest staked + await self.daemon.jsonrpc_txo_spend(type='support', txid=second_claim_support_tx.id) + await self.generate(1) + self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(1) # first claim takes over + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + class ResolveAfterReorg(BaseResolveTestCase): async def reorg(self, start): @@ -339,6 +589,26 @@ async def reorg(self, start): # go to previous + 1 await self.generate(blocks + 2) + async def assertBlockHash(self, height): + bp = self.conductor.spv_node.server.bp + + def get_txids(): + return [ + bp.db.fs_tx_hash(tx_num)[0][::-1].hex() + for tx_num in range(bp.db.tx_counts[height - 1], bp.db.tx_counts[height]) + ] + + block_hash = await self.blockchain.get_block_hash(height) + + self.assertEqual(block_hash, (await self.ledger.headers.hash(height)).decode()) + self.assertEqual(block_hash, (await bp.db.fs_block_hashes(height, 1))[0][::-1].hex()) + + txids = await asyncio.get_event_loop().run_in_executor(bp.db.executor, get_txids) + txs = await bp.db.fs_transactions(txids) + block_txs = (await bp.daemon.deserialised_block(block_hash))['tx'] + self.assertSetEqual(set(block_txs), set(txs.keys()), msg='leveldb/lbrycrd is missing transactions') + self.assertListEqual(block_txs, list(txs.keys()), msg='leveldb/lbrycrd transactions are of order') + async def test_reorg(self): self.assertEqual(self.ledger.headers.height, 206) @@ -346,29 +616,40 @@ async def test_reorg(self): channel_id = self.get_claim_id( await self.channel_create(channel_name, '0.01') ) - self.assertNotIn('error', await self.resolve(channel_name)) + self.assertEqual(channel_id, (await self.assertMatchWinningClaim(channel_name)).claim_hash.hex()) await self.reorg(206) - self.assertNotIn('error', await self.resolve(channel_name)) + self.assertEqual(channel_id, (await self.assertMatchWinningClaim(channel_name)).claim_hash.hex()) + + # await self.assertNoClaimForName(channel_name) + # self.assertNotIn('error', await self.resolve(channel_name)) stream_name = 'foo' stream_id = self.get_claim_id( await self.stream_create(stream_name, '0.01', channel_id=channel_id) ) - self.assertNotIn('error', await self.resolve(stream_name)) + self.assertEqual(stream_id, (await self.assertMatchWinningClaim(stream_name)).claim_hash.hex()) await self.reorg(206) - self.assertNotIn('error', await self.resolve(stream_name)) + self.assertEqual(stream_id, (await self.assertMatchWinningClaim(stream_name)).claim_hash.hex()) await self.support_create(stream_id, '0.01') self.assertNotIn('error', await self.resolve(stream_name)) + self.assertEqual(stream_id, (await self.assertMatchWinningClaim(stream_name)).claim_hash.hex()) await self.reorg(206) - self.assertNotIn('error', await self.resolve(stream_name)) + # self.assertNotIn('error', await self.resolve(stream_name)) + self.assertEqual(stream_id, (await self.assertMatchWinningClaim(stream_name)).claim_hash.hex()) await self.stream_abandon(stream_id) self.assertNotIn('error', await self.resolve(channel_name)) self.assertIn('error', await self.resolve(stream_name)) + self.assertEqual(channel_id, (await self.assertMatchWinningClaim(channel_name)).claim_hash.hex()) + await self.assertNoClaimForName(stream_name) + # TODO: check @abc/foo too + await self.reorg(206) self.assertNotIn('error', await self.resolve(channel_name)) self.assertIn('error', await self.resolve(stream_name)) + self.assertEqual(channel_id, (await self.assertMatchWinningClaim(channel_name)).claim_hash.hex()) + await self.assertNoClaimForName(stream_name) await self.channel_abandon(channel_id) self.assertIn('error', await self.resolve(channel_name)) @@ -377,6 +658,164 @@ async def test_reorg(self): self.assertIn('error', await self.resolve(channel_name)) self.assertIn('error', await self.resolve(stream_name)) + async def test_reorg_change_claim_height(self): + # sanity check + result = await self.resolve('hovercraft') # TODO: do these for claim_search and resolve both + self.assertIn('error', result) + + still_valid = await self.daemon.jsonrpc_stream_create( + 'still-valid', '1.0', file_path=self.create_upload_file(data=b'hi!') + ) + await self.ledger.wait(still_valid) + await self.generate(1) + + # create a claim and verify it's returned by claim_search + self.assertEqual(self.ledger.headers.height, 207) + await self.assertBlockHash(207) + + broadcast_tx = await self.daemon.jsonrpc_stream_create( + 'hovercraft', '1.0', file_path=self.create_upload_file(data=b'hi!') + ) + await self.ledger.wait(broadcast_tx) + await self.generate(1) + await self.ledger.wait(broadcast_tx, self.blockchain.block_expected) + self.assertEqual(self.ledger.headers.height, 208) + await self.assertBlockHash(208) + + claim = await self.resolve('hovercraft') + self.assertEqual(claim['txid'], broadcast_tx.id) + self.assertEqual(claim['height'], 208) + + # check that our tx is in block 208 as returned by lbrycrdd + invalidated_block_hash = (await self.ledger.headers.hash(208)).decode() + block_207 = await self.blockchain.get_block(invalidated_block_hash) + self.assertIn(claim['txid'], block_207['tx']) + self.assertEqual(208, claim['height']) + + # reorg the last block dropping our claim tx + await self.blockchain.invalidate_block(invalidated_block_hash) + await self.blockchain.clear_mempool() + await self.blockchain.generate(2) + + # wait for the client to catch up and verify the reorg + await asyncio.wait_for(self.on_header(209), 3.0) + await self.assertBlockHash(207) + await self.assertBlockHash(208) + await self.assertBlockHash(209) + + # verify the claim was dropped from block 208 as returned by lbrycrdd + reorg_block_hash = await self.blockchain.get_block_hash(208) + self.assertNotEqual(invalidated_block_hash, reorg_block_hash) + block_207 = await self.blockchain.get_block(reorg_block_hash) + self.assertNotIn(claim['txid'], block_207['tx']) + + client_reorg_block_hash = (await self.ledger.headers.hash(208)).decode() + self.assertEqual(client_reorg_block_hash, reorg_block_hash) + + # verify the dropped claim is no longer returned by claim search + self.assertDictEqual( + {'error': {'name': 'NOT_FOUND', 'text': 'Could not find claim at "hovercraft".'}}, + await self.resolve('hovercraft') + ) + + # verify the claim published a block earlier wasn't also reverted + self.assertEqual(207, (await self.resolve('still-valid'))['height']) + + # broadcast the claim in a different block + new_txid = await self.blockchain.sendrawtransaction(hexlify(broadcast_tx.raw).decode()) + self.assertEqual(broadcast_tx.id, new_txid) + await self.blockchain.generate(1) + + # wait for the client to catch up + await asyncio.wait_for(self.on_header(210), 1.0) + + # verify the claim is in the new block and that it is returned by claim_search + republished = await self.resolve('hovercraft') + self.assertEqual(210, republished['height']) + self.assertEqual(claim['claim_id'], republished['claim_id']) + + # this should still be unchanged + self.assertEqual(207, (await self.resolve('still-valid'))['height']) + + async def test_reorg_drop_claim(self): + # sanity check + result = await self.resolve('hovercraft') # TODO: do these for claim_search and resolve both + self.assertIn('error', result) + + still_valid = await self.daemon.jsonrpc_stream_create( + 'still-valid', '1.0', file_path=self.create_upload_file(data=b'hi!') + ) + await self.ledger.wait(still_valid) + await self.generate(1) + + # create a claim and verify it's returned by claim_search + self.assertEqual(self.ledger.headers.height, 207) + await self.assertBlockHash(207) + + broadcast_tx = await self.daemon.jsonrpc_stream_create( + 'hovercraft', '1.0', file_path=self.create_upload_file(data=b'hi!') + ) + await self.ledger.wait(broadcast_tx) + await self.generate(1) + await self.ledger.wait(broadcast_tx, self.blockchain.block_expected) + self.assertEqual(self.ledger.headers.height, 208) + await self.assertBlockHash(208) + + claim = await self.resolve('hovercraft') + self.assertEqual(claim['txid'], broadcast_tx.id) + self.assertEqual(claim['height'], 208) + + # check that our tx is in block 208 as returned by lbrycrdd + invalidated_block_hash = (await self.ledger.headers.hash(208)).decode() + block_207 = await self.blockchain.get_block(invalidated_block_hash) + self.assertIn(claim['txid'], block_207['tx']) + self.assertEqual(208, claim['height']) + + # reorg the last block dropping our claim tx + await self.blockchain.invalidate_block(invalidated_block_hash) + await self.blockchain.clear_mempool() + await self.blockchain.generate(2) + + # wait for the client to catch up and verify the reorg + await asyncio.wait_for(self.on_header(209), 3.0) + await self.assertBlockHash(207) + await self.assertBlockHash(208) + await self.assertBlockHash(209) + + # verify the claim was dropped from block 208 as returned by lbrycrdd + reorg_block_hash = await self.blockchain.get_block_hash(208) + self.assertNotEqual(invalidated_block_hash, reorg_block_hash) + block_207 = await self.blockchain.get_block(reorg_block_hash) + self.assertNotIn(claim['txid'], block_207['tx']) + + client_reorg_block_hash = (await self.ledger.headers.hash(208)).decode() + self.assertEqual(client_reorg_block_hash, reorg_block_hash) + + # verify the dropped claim is no longer returned by claim search + self.assertDictEqual( + {'error': {'name': 'NOT_FOUND', 'text': 'Could not find claim at "hovercraft".'}}, + await self.resolve('hovercraft') + ) + + # verify the claim published a block earlier wasn't also reverted + self.assertEqual(207, (await self.resolve('still-valid'))['height']) + + # broadcast the claim in a different block + new_txid = await self.blockchain.sendrawtransaction(hexlify(broadcast_tx.raw).decode()) + self.assertEqual(broadcast_tx.id, new_txid) + await self.blockchain.generate(1) + + # wait for the client to catch up + await asyncio.wait_for(self.on_header(210), 1.0) + + # verify the claim is in the new block and that it is returned by claim_search + republished = await self.resolve('hovercraft') + self.assertEqual(210, republished['height']) + self.assertEqual(claim['claim_id'], republished['claim_id']) + + # this should still be unchanged + self.assertEqual(207, (await self.resolve('still-valid'))['height']) + def generate_signed_legacy(address: bytes, output: Output): decoded_address = Base58.decode(address) From f2907536b4e7f7faad413bdda8042bfa2457c862 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 20 May 2021 12:54:13 -0400 Subject: [PATCH 022/206] move get_expiration_height and claimtrie constants to Coin class --- lbry/wallet/server/coin.py | 31 ++++++++++++++++++++++++++++++ lbry/wallet/server/db/claimtrie.py | 16 --------------- 2 files changed, 31 insertions(+), 16 deletions(-) diff --git a/lbry/wallet/server/coin.py b/lbry/wallet/server/coin.py index 569cd50bde..deef80450f 100644 --- a/lbry/wallet/server/coin.py +++ b/lbry/wallet/server/coin.py @@ -261,6 +261,18 @@ class LBC(Coin): TX_PER_BLOCK = 1 RPC_PORT = 9245 REORG_LIMIT = 200 + + nOriginalClaimExpirationTime = 262974 + nExtendedClaimExpirationTime = 2102400 + nExtendedClaimExpirationForkHeight = 400155 + nNormalizedNameForkHeight = 539940 # targeting 21 March 2019 + nMinTakeoverWorkaroundHeight = 496850 + nMaxTakeoverWorkaroundHeight = 658300 # targeting 30 Oct 2019 + nWitnessForkHeight = 680770 # targeting 11 Dec 2019 + nAllClaimsInMerkleForkHeight = 658310 # targeting 30 Oct 2019 + proportionalDelayFactor = 32 + maxTakeoverDelay = 4032 + PEERS = [ ] @@ -338,6 +350,16 @@ def hashX_from_script(cls, script): else: return sha256(script).digest()[:HASHX_LEN] + @classmethod + def get_expiration_height(cls, last_updated_height: int) -> int: + if last_updated_height < cls.nExtendedClaimExpirationForkHeight: + return last_updated_height + cls.nOriginalClaimExpirationTime + return last_updated_height + cls.nExtendedClaimExpirationTime + + @classmethod + def get_delay_for_name(cls, blocks_of_continuous_ownership: int) -> int: + return min(blocks_of_continuous_ownership // cls.proportionalDelayFactor, cls.maxTakeoverDelay) + class LBCRegTest(LBC): NET = "regtest" @@ -347,6 +369,15 @@ class LBCRegTest(LBC): P2PKH_VERBYTE = bytes.fromhex("6f") P2SH_VERBYTES = bytes.fromhex("c4") + nOriginalClaimExpirationTime = 500 + nExtendedClaimExpirationTime = 600 + nExtendedClaimExpirationForkHeight = 800 + nNormalizedNameForkHeight = 250 + nMinTakeoverWorkaroundHeight = -1 + nMaxTakeoverWorkaroundHeight = -1 + nWitnessForkHeight = 150 + nAllClaimsInMerkleForkHeight = 350 + class LBCTestNet(LBCRegTest): NET = "testnet" diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 9bc02a8956..2634ed5958 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -4,26 +4,10 @@ from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue -nOriginalClaimExpirationTime = 262974 -nExtendedClaimExpirationTime = 2102400 -nExtendedClaimExpirationForkHeight = 400155 -nNormalizedNameForkHeight = 539940 # targeting 21 March 2019 -nMinTakeoverWorkaroundHeight = 496850 -nMaxTakeoverWorkaroundHeight = 658300 # targeting 30 Oct 2019 -nWitnessForkHeight = 680770 # targeting 11 Dec 2019 -nAllClaimsInMerkleForkHeight = 658310 # targeting 30 Oct 2019 -proportionalDelayFactor = 32 -maxTakeoverDelay = 4032 -def get_delay_for_name(blocks_of_continuous_ownership: int) -> int: - return min(blocks_of_continuous_ownership // proportionalDelayFactor, maxTakeoverDelay) -def get_expiration_height(last_updated_height: int) -> int: - if last_updated_height < nExtendedClaimExpirationForkHeight: - return last_updated_height + nOriginalClaimExpirationTime - return last_updated_height + nExtendedClaimExpirationTime def length_encoded_name(name: str) -> bytes: From 586b19675e8ea49e6ccd7294af423c55611b9736 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 20 May 2021 13:31:40 -0400 Subject: [PATCH 023/206] claim takeovers --- lbry/wallet/server/block_processor.py | 794 +++++++++--------- lbry/wallet/server/db/__init__.py | 4 +- lbry/wallet/server/db/claimtrie.py | 169 ++-- lbry/wallet/server/db/prefixes.py | 263 ++++-- lbry/wallet/server/leveldb.py | 195 ++--- .../blockchain/test_resolve_command.py | 218 +++-- 6 files changed, 861 insertions(+), 782 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index ed58903edf..fff008dba2 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -4,23 +4,24 @@ from bisect import bisect_right from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor -from typing import Optional, List, Tuple +from typing import Optional, List, Tuple, Set, DefaultDict, Dict from prometheus_client import Gauge, Histogram from collections import defaultdict import lbry from lbry.schema.claim import Claim from lbry.wallet.transaction import OutputScript, Output -from lbry.wallet.server.tx import Tx +from lbry.wallet.server.tx import Tx, TxOutput, TxInput from lbry.wallet.server.daemon import DaemonError from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN from lbry.wallet.server.util import chunks, class_logger from lbry.crypto.hash import hash160 from lbry.wallet.server.leveldb import FlushData from lbry.wallet.server.db import DB_PREFIXES -from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport, get_expiration_height -from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, get_force_activate_ops, get_delay_for_name -from lbry.wallet.server.db.prefixes import PendingClaimActivationPrefixRow, Prefixes -from lbry.wallet.server.db.revertable import RevertablePut +from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport +from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation +from lbry.wallet.server.db.claimtrie import get_remove_name_ops +from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE +from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue from lbry.wallet.server.udp import StatusServer if typing.TYPE_CHECKING: from lbry.wallet.server.leveldb import LevelDB @@ -204,13 +205,19 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.search_cache = {} self.history_cache = {} self.status_server = StatusServer() - self.effective_amount_changes = defaultdict(list) + self.pending_claims: typing.Dict[Tuple[int, int], StagedClaimtrieItem] = {} self.pending_claim_txos: typing.Dict[bytes, Tuple[int, int]] = {} - self.pending_supports = defaultdict(set) + self.pending_supports = defaultdict(list) + self.pending_support_txos = {} - self.pending_abandon = set() - self.staged_pending_abandoned = {} + + self.pending_removed_support = defaultdict(lambda: defaultdict(list)) + self.staged_pending_abandoned: Dict[bytes, StagedClaimtrieItem] = {} + self.removed_active_support = defaultdict(list) + self.staged_activated_support = defaultdict(list) + self.staged_activated_claim = {} + self.pending_activated = defaultdict(lambda: defaultdict(list)) async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that @@ -241,6 +248,7 @@ async def check_and_advance_blocks(self, raw_blocks): try: for block in blocks: await self.run_in_thread_with_lock(self.advance_block, block) + print("******************\n") except: self.logger.exception("advance blocks failed") raise @@ -363,7 +371,6 @@ def diff_pos(hashes1, hashes2): return start, count - # - Flushing def flush_data(self): """The data for a flush. The lock must be taken.""" @@ -386,461 +393,448 @@ async def _maybe_flush(self): await self.flush(True) self.next_cache_check = time.perf_counter() + 30 - def check_cache_size(self): - """Flush a cache if it gets too big.""" - # Good average estimates based on traversal of subobjects and - # requesting size from Python (see deep_getsizeof). - one_MB = 1000*1000 - utxo_cache_size = len(self.utxo_cache) * 205 - db_deletes_size = len(self.db_deletes) * 57 - hist_cache_size = len(self.db.hist_unflushed) * 180 + self.db.hist_unflushed_count * 4 - # Roughly ntxs * 32 + nblocks * 42 - tx_hash_size = ((self.tx_count - self.db.fs_tx_count) * 32 - + (self.height - self.db.fs_height) * 42) - utxo_MB = (db_deletes_size + utxo_cache_size) // one_MB - hist_MB = (hist_cache_size + tx_hash_size) // one_MB - - self.logger.info('our height: {:,d} daemon: {:,d} ' - 'UTXOs {:,d}MB hist {:,d}MB' - .format(self.height, self.daemon.cached_height(), - utxo_MB, hist_MB)) - - # Flush history if it takes up over 20% of cache memory. - # Flush UTXOs once they take up 80% of cache memory. - cache_MB = self.env.cache_MB - if utxo_MB + hist_MB >= cache_MB or hist_MB >= cache_MB // 5: - return utxo_MB >= cache_MB * 4 // 5 - return None - - def _add_claim_or_update(self, height: int, txo, script, tx_hash: bytes, idx: int, tx_count: int, txout, - spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]], - zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]]) -> List['RevertableOp']: + def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_num: int, nout: int, + spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]) -> List['RevertableOp']: try: claim_name = txo.normalized_name except UnicodeDecodeError: claim_name = ''.join(chr(c) for c in txo.script.values['claim_name']) - if script.is_claim_name: - claim_hash = hash160(tx_hash + pack('>I', idx))[::-1] - # print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_count} {txout.value})") + if txo.script.is_claim_name: + claim_hash = hash160(tx_hash + pack('>I', nout))[::-1] + print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") else: claim_hash = txo.claim_hash[::-1] - - signing_channel_hash = None - channel_claims_count = 0 - activation_delay = self.db.get_activation_delay(claim_hash, claim_name) - if activation_delay == 0: - zero_delay_claims[(claim_name, claim_hash)] = tx_count, idx - # else: - # print("delay activation ", claim_name, activation_delay, height) - - activation_height = activation_delay + height + print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") try: signable = txo.signable except: # google.protobuf.message.DecodeError: Could not parse JSON. signable = None + ops = [] + signing_channel_hash = None if signable and signable.signing_channel_hash: signing_channel_hash = txo.signable.signing_channel_hash[::-1] - # if signing_channel_hash in self.pending_claim_txos: - # pending_channel = self.pending_claims[self.pending_claim_txos[signing_channel_hash]] - # channel_claims_count = pending_channel. - - channel_claims_count = self.db.get_claims_in_channel_count(signing_channel_hash) + 1 - if script.is_claim_name: - support_amount = 0 - root_tx_num, root_idx = tx_count, idx + if txo.script.is_claim_name: + root_tx_num, root_idx = tx_num, nout else: if claim_hash not in spent_claims: print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") return [] - support_amount = self.db.get_support_amount(claim_hash) (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) - # print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} {tx_hash[::-1].hex()} {txout.value}") - + print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") if (prev_tx_num, prev_idx) in self.pending_claims: previous_claim = self.pending_claims.pop((prev_tx_num, prev_idx)) - root_tx_num = previous_claim.root_claim_tx_num - root_idx = previous_claim.root_claim_tx_position - # prev_amount = previous_claim.amount + root_tx_num, root_idx = previous_claim.root_claim_tx_num, previous_claim.root_claim_tx_position else: - k, v = self.db.get_root_claim_txo_and_current_amount( + k, v = self.db.get_claim_txo( claim_hash ) - root_tx_num = v.root_tx_num - root_idx = v.root_position - prev_amount = v.amount - + root_tx_num, root_idx = v.root_tx_num, v.root_position + activation = self.db.get_activation(prev_tx_num, prev_idx) + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, claim_name, v.amount + ).get_remove_activate_ops() + ) pending = StagedClaimtrieItem( - claim_name, claim_hash, txout.value, support_amount + txout.value, - activation_height, get_expiration_height(height), tx_count, idx, root_tx_num, root_idx, - signing_channel_hash, channel_claims_count + claim_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, root_tx_num, + root_idx, signing_channel_hash ) + self.pending_claims[(tx_num, nout)] = pending + self.pending_claim_txos[claim_hash] = (tx_num, nout) + ops.extend(pending.get_add_claim_utxo_ops()) + return ops - self.pending_claims[(tx_count, idx)] = pending - self.pending_claim_txos[claim_hash] = (tx_count, idx) - self.effective_amount_changes[claim_hash].append(txout.value) - return pending.get_add_claim_utxo_ops() - - def _add_support(self, height, txo, txout, idx, tx_count, - zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]]) -> List['RevertableOp']: + def _add_support(self, txo: 'Output', tx_num: int, nout: int) -> List['RevertableOp']: supported_claim_hash = txo.claim_hash[::-1] - - claim_info = self.db.get_root_claim_txo_and_current_amount( - supported_claim_hash - ) - controlling_claim = None - supported_tx_num = supported_position = supported_activation_height = supported_name = None - if claim_info: - k, v = claim_info - supported_name = v.name - supported_tx_num = k.tx_num - supported_position = k.position - supported_activation_height = v.activation - controlling_claim = self.db.get_controlling_claim(v.name) - - if supported_claim_hash in self.effective_amount_changes: - # print(f"\tsupport claim {supported_claim_hash.hex()} {txout.value}") - self.effective_amount_changes[supported_claim_hash].append(txout.value) - self.pending_supports[supported_claim_hash].add((tx_count, idx)) - self.pending_support_txos[(tx_count, idx)] = supported_claim_hash, txout.value - return StagedClaimtrieSupport( - supported_claim_hash, tx_count, idx, txout.value - ).get_add_support_utxo_ops() - elif supported_claim_hash not in self.pending_claims and supported_claim_hash not in self.pending_abandon: - # print(f"\tsupport claim {supported_claim_hash.hex()} {txout.value}") - ops = [] - if claim_info: - starting_amount = self.db.get_effective_amount(supported_claim_hash) - - if supported_claim_hash not in self.effective_amount_changes: - self.effective_amount_changes[supported_claim_hash].append(starting_amount) - self.effective_amount_changes[supported_claim_hash].append(txout.value) - supported_amount = self._get_pending_effective_amount(supported_claim_hash) - - if controlling_claim and supported_claim_hash != controlling_claim.claim_hash: - if supported_amount + txo.amount > self._get_pending_effective_amount(controlling_claim.claim_hash): - # takeover could happen - if (supported_name, supported_claim_hash) not in zero_delay_claims: - takeover_delay = get_delay_for_name(height - supported_activation_height) - if takeover_delay == 0: - zero_delay_claims[(supported_name, supported_claim_hash)] = ( - supported_tx_num, supported_position - ) - else: - ops.append( - RevertablePut( - *Prefixes.pending_activation.pack_item( - height + takeover_delay, supported_tx_num, supported_position, - supported_claim_hash, supported_name - ) - ) - ) - - self.pending_supports[supported_claim_hash].add((tx_count, idx)) - self.pending_support_txos[(tx_count, idx)] = supported_claim_hash, txout.value - # print(f"\tsupport claim {supported_claim_hash.hex()} {starting_amount}+{txout.value}={starting_amount + txout.value}") - ops.extend(StagedClaimtrieSupport( - supported_claim_hash, tx_count, idx, txout.value - ).get_add_support_utxo_ops()) - return ops - else: - print(f"\tthis is a wonky tx, contains unlinked support for non existent {supported_claim_hash.hex()}") + self.pending_supports[supported_claim_hash].append((tx_num, nout)) + self.pending_support_txos[(tx_num, nout)] = supported_claim_hash, txo.amount + print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") + return StagedClaimtrieSupport( + supported_claim_hash, tx_num, nout, txo.amount + ).get_add_support_utxo_ops() + + def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: int, txo: 'Output', + spent_claims: typing.Dict[bytes, Tuple[int, int, str]]) -> List['RevertableOp']: + if txo.script.is_claim_name or txo.script.is_update_claim: + return self._add_claim_or_update(height, txo, tx_hash, tx_num, nout, spent_claims) + elif txo.script.is_support_claim or txo.script.is_support_claim_data: + return self._add_support(txo, tx_num, nout) return [] - def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_count: int, idx: int, txo, txout, script, - spent_claims: typing.Dict[bytes, Tuple[int, int, str]], - zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]]) -> List['RevertableOp']: - if script.is_claim_name or script.is_update_claim: - return self._add_claim_or_update(height, txo, script, tx_hash, idx, tx_count, txout, spent_claims, - zero_delay_claims) - elif script.is_support_claim or script.is_support_claim_data: - return self._add_support(height, txo, txout, idx, tx_count, zero_delay_claims) - return [] - - def _remove_support(self, txin, zero_delay_claims): + def _spend_support_txo(self, txin): txin_num = self.db.transaction_num_mapping[txin.prev_hash] - supported_name = None if (txin_num, txin.prev_idx) in self.pending_support_txos: spent_support, support_amount = self.pending_support_txos.pop((txin_num, txin.prev_idx)) - supported_name = self._get_pending_claim_name(spent_support) self.pending_supports[spent_support].remove((txin_num, txin.prev_idx)) - else: - spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) - if spent_support: - supported_name = self._get_pending_claim_name(spent_support) - - if spent_support and support_amount is not None and spent_support not in self.pending_abandon: - controlling = self.db.get_controlling_claim(supported_name) - if controlling: - bid_queue = { - claim_hash: self._get_pending_effective_amount(claim_hash) - for claim_hash in self.db.get_claims_for_name(supported_name) - if claim_hash not in self.pending_abandon - } - bid_queue[spent_support] -= support_amount - sorted_claims = sorted( - list(bid_queue.keys()), key=lambda claim_hash: bid_queue[claim_hash], reverse=True - ) - if controlling.claim_hash == spent_support and sorted_claims.index(controlling.claim_hash) > 0: - print("takeover due to abandoned support") - - # print(f"\tspent support for {spent_support.hex()} -{support_amount} ({txin_num}, {txin.prev_idx}) {supported_name}") - if spent_support not in self.effective_amount_changes: - assert spent_support not in self.pending_claims - prev_effective_amount = self.db.get_effective_amount(spent_support) - self.effective_amount_changes[spent_support].append(prev_effective_amount) - self.effective_amount_changes[spent_support].append(-support_amount) + supported_name = self._get_pending_claim_name(spent_support) + print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()}") + self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) return StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops() + spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) + if spent_support: + supported_name = self._get_pending_claim_name(spent_support) + self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) + activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) + self.removed_active_support[spent_support].append(support_amount) + print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") + return StagedClaimtrieSupport( + spent_support, txin_num, txin.prev_idx, support_amount + ).get_spend_support_txo_ops() + StagedActivation( + ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, + support_amount + ).get_remove_activate_ops() return [] - def _remove_claim(self, txin, spent_claims, zero_delay_claims): + def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]): txin_num = self.db.transaction_num_mapping[txin.prev_hash] if (txin_num, txin.prev_idx) in self.pending_claims: spent = self.pending_claims[(txin_num, txin.prev_idx)] - name = spent.name - spent_claims[spent.claim_hash] = (txin_num, txin.prev_idx, name) - # print(f"spend lbry://{name}#{spent.claim_hash.hex()}") else: - spent_claim_hash_and_name = self.db.claim_hash_and_name_from_txo( + spent_claim_hash_and_name = self.db.get_claim_from_txo( txin_num, txin.prev_idx ) if not spent_claim_hash_and_name: # txo is not a claim return [] - prev_claim_hash = spent_claim_hash_and_name.claim_hash - - prev_signing_hash = self.db.get_channel_for_claim(prev_claim_hash) - prev_claims_in_channel_count = None - if prev_signing_hash: - prev_claims_in_channel_count = self.db.get_claims_in_channel_count( - prev_signing_hash - ) - prev_effective_amount = self.db.get_effective_amount( - prev_claim_hash - ) - k, v = self.db.get_root_claim_txo_and_current_amount(prev_claim_hash) - claim_root_tx_num = v.root_tx_num - claim_root_idx = v.root_position - prev_amount = v.amount - name = v.name - tx_num = k.tx_num - position = k.position - activation_height = v.activation - height = bisect_right(self.db.tx_counts, tx_num) + claim_hash = spent_claim_hash_and_name.claim_hash + signing_hash = self.db.get_channel_for_claim(claim_hash) + k, v = self.db.get_claim_txo(claim_hash) spent = StagedClaimtrieItem( - name, prev_claim_hash, prev_amount, prev_effective_amount, - activation_height, get_expiration_height(height), txin_num, txin.prev_idx, claim_root_tx_num, - claim_root_idx, prev_signing_hash, prev_claims_in_channel_count + v.name, claim_hash, v.amount, + self.coin.get_expiration_height(bisect_right(self.db.tx_counts, txin_num)), + txin_num, txin.prev_idx, v.root_tx_num, v.root_position, signing_hash ) - spent_claims[prev_claim_hash] = (txin_num, txin.prev_idx, name) - # print(f"spend lbry://{spent_claims[prev_claim_hash][2]}#{prev_claim_hash.hex()}") - if spent.claim_hash not in self.effective_amount_changes: - self.effective_amount_changes[spent.claim_hash].append(spent.effective_amount) - self.effective_amount_changes[spent.claim_hash].append(-spent.amount) - if (name, spent.claim_hash) in zero_delay_claims: - zero_delay_claims.pop((name, spent.claim_hash)) + spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.name) + print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") return spent.get_spend_claim_txo_ops() - def _remove_claim_or_support(self, txin, spent_claims, zero_delay_claims): - spend_claim_ops = self._remove_claim(txin, spent_claims, zero_delay_claims) + def _spend_claim_or_support_txo(self, txin, spent_claims): + spend_claim_ops = self._spend_claim_txo(txin, spent_claims) if spend_claim_ops: return spend_claim_ops - return self._remove_support(txin, zero_delay_claims) - - def _abandon(self, spent_claims) -> typing.Tuple[List['RevertableOp'], typing.Set[str]]: - # Handle abandoned claims - ops = [] - - controlling_claims = {} - need_takeover = set() - - for abandoned_claim_hash, (prev_tx_num, prev_idx, name) in spent_claims.items(): - # print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {prev_tx_num} {prev_idx}") - - if (prev_tx_num, prev_idx) in self.pending_claims: - pending = self.pending_claims.pop((prev_tx_num, prev_idx)) - self.staged_pending_abandoned[pending.claim_hash] = pending - claim_root_tx_num = pending.root_claim_tx_num - claim_root_idx = pending.root_claim_tx_position - prev_amount = pending.amount - prev_signing_hash = pending.signing_hash - prev_effective_amount = pending.effective_amount - prev_claims_in_channel_count = pending.claims_in_channel_count - else: - k, v = self.db.get_root_claim_txo_and_current_amount( - abandoned_claim_hash - ) - claim_root_tx_num = v.root_tx_num - claim_root_idx = v.root_position - prev_amount = v.amount - prev_signing_hash = self.db.get_channel_for_claim(abandoned_claim_hash) - prev_claims_in_channel_count = None - if prev_signing_hash: - prev_claims_in_channel_count = self.db.get_claims_in_channel_count( - prev_signing_hash - ) - prev_effective_amount = self.db.get_effective_amount( - abandoned_claim_hash - ) + return self._spend_support_txo(txin) + + def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp']: + if (tx_num, nout) in self.pending_claims: + pending = self.pending_claims.pop((tx_num, nout)) + self.staged_pending_abandoned[pending.claim_hash] = pending + claim_root_tx_num, claim_root_idx = pending.root_claim_tx_num, pending.root_claim_tx_position + prev_amount, prev_signing_hash = pending.amount, pending.signing_hash + expiration = self.coin.get_expiration_height(self.height) + else: + k, v = self.db.get_claim_txo( + claim_hash + ) + claim_root_tx_num, claim_root_idx, prev_amount = v.root_tx_num, v.root_position, v.amount + prev_signing_hash = self.db.get_channel_for_claim(claim_hash) + expiration = self.coin.get_expiration_height(bisect_right(self.db.tx_counts, tx_num)) + self.staged_pending_abandoned[claim_hash] = staged = StagedClaimtrieItem( + name, claim_hash, prev_amount, expiration, tx_num, nout, claim_root_tx_num, + claim_root_idx, prev_signing_hash + ) - if name not in controlling_claims: - controlling_claims[name] = self.db.get_controlling_claim(name) - controlling = controlling_claims[name] - if controlling and controlling.claim_hash == abandoned_claim_hash: - need_takeover.add(name) - # print("needs takeover") + self.pending_supports[claim_hash].clear() + self.pending_supports.pop(claim_hash) - for (support_tx_num, support_tx_idx) in self.pending_supports[abandoned_claim_hash]: - _, support_amount = self.pending_support_txos.pop((support_tx_num, support_tx_idx)) - ops.extend( - StagedClaimtrieSupport( - abandoned_claim_hash, support_tx_num, support_tx_idx, support_amount - ).get_spend_support_txo_ops() - ) - # print(f"\tremove pending support for abandoned lbry://{name}#{abandoned_claim_hash.hex()} {support_tx_num} {support_tx_idx}") - self.pending_supports[abandoned_claim_hash].clear() - self.pending_supports.pop(abandoned_claim_hash) + return staged.get_abandon_ops(self.db.db) - for (support_tx_num, support_tx_idx, support_amount) in self.db.get_supports(abandoned_claim_hash): - ops.extend( - StagedClaimtrieSupport( - abandoned_claim_hash, support_tx_num, support_tx_idx, support_amount - ).get_spend_support_txo_ops() - ) - # print(f"\tremove support for abandoned lbry://{name}#{abandoned_claim_hash.hex()} {support_tx_num} {support_tx_idx}") - - height = bisect_right(self.db.tx_counts, prev_tx_num) - activation_height = 0 - - if abandoned_claim_hash in self.effective_amount_changes: - # print("pop") - self.effective_amount_changes.pop(abandoned_claim_hash) - self.pending_abandon.add(abandoned_claim_hash) + def _abandon(self, spent_claims) -> List['RevertableOp']: + # Handle abandoned claims + ops = [] - # print(f"\tabandoned lbry://{name}#{abandoned_claim_hash.hex()}, {len(need_takeover)} names need takeovers") - ops.extend( - StagedClaimtrieItem( - name, abandoned_claim_hash, prev_amount, prev_effective_amount, - activation_height, get_expiration_height(height), prev_tx_num, prev_idx, claim_root_tx_num, - claim_root_idx, prev_signing_hash, prev_claims_in_channel_count - ).get_abandon_ops(self.db.db) - ) - return ops, need_takeover + for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): + print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {tx_num} {nout}") + ops.extend(self._abandon_claim(abandoned_claim_hash, tx_num, nout, name)) + return ops - def _expire_claims(self, height: int, zero_delay_claims): + def _expire_claims(self, height: int): expired = self.db.get_expired_by_height(height) spent_claims = {} ops = [] - names_needing_takeover = set() for expired_claim_hash, (tx_num, position, name, txi) in expired.items(): if (tx_num, position) not in self.pending_claims: - ops.extend(self._remove_claim(txi, spent_claims, zero_delay_claims)) + ops.extend(self._spend_claim_txo(txi, spent_claims)) if expired: # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned - abandon_ops, _names_needing_takeover = self._abandon(spent_claims) - if abandon_ops: - ops.extend(abandon_ops) - names_needing_takeover.update(_names_needing_takeover) ops.extend(self._abandon(spent_claims)) - return ops, names_needing_takeover + return ops - def _get_pending_claim_amount(self, claim_hash: bytes) -> int: - if claim_hash in self.pending_claim_txos: - return self.pending_claims[self.pending_claim_txos[claim_hash]].amount - return self.db.get_claim_amount(claim_hash) + def _get_pending_claim_amount(self, name: str, claim_hash: bytes) -> int: + if (name, claim_hash) in self.staged_activated_claim: + return self.staged_activated_claim[(name, claim_hash)] + return self.db._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.height + 1) - def _get_pending_claim_name(self, claim_hash: bytes) -> str: + def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: assert claim_hash is not None if claim_hash in self.pending_claims: return self.pending_claims[claim_hash].name - claim = self.db.get_claim_from_txo(claim_hash) - return claim.name - - def _get_pending_effective_amount(self, claim_hash: bytes) -> int: - claim_amount = self._get_pending_claim_amount(claim_hash) or 0 - support_amount = self.db.get_support_amount(claim_hash) or 0 - return claim_amount + support_amount + sum( - self.pending_support_txos[support_txnum, support_n][1] - for (support_txnum, support_n) in self.pending_supports.get(claim_hash, []) - ) # TODO: subtract pending spend supports - - def _get_name_takeover_ops(self, height: int, name: str, - activated_claims: typing.Set[bytes]) -> List['RevertableOp']: - controlling = self.db.get_controlling_claim(name) - if not controlling or controlling.claim_hash in self.pending_abandon: - # print("no controlling claim for ", name) - bid_queue = { - claim_hash: self._get_pending_effective_amount(claim_hash) for claim_hash in activated_claims - } - winning_claim = max(bid_queue, key=lambda k: bid_queue[k]) - if winning_claim in self.pending_claim_txos: - s = self.pending_claims[self.pending_claim_txos[winning_claim]] + claim_info = self.db.get_claim_txo(claim_hash) + if claim_info: + return claim_info[1].name + + def _get_pending_supported_amount(self, claim_hash: bytes) -> int: + support_amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.height + 1) or 0 + amount = support_amount + sum( + self.staged_activated_support.get(claim_hash, []) + ) + if claim_hash in self.removed_active_support: + return amount - sum(self.removed_active_support[claim_hash]) + return amount + + def _get_pending_effective_amount(self, name: str, claim_hash: bytes) -> int: + claim_amount = self._get_pending_claim_amount(name, claim_hash) + support_amount = self._get_pending_supported_amount(claim_hash) + return claim_amount + support_amount + + def _get_takeover_ops(self, height: int) -> List['RevertableOp']: + ops = [] + + # get takeovers from claims activated at this block + activated_at_height = self.db.get_activated_at_height(height) + controlling_claims = {} + abandoned_need_takeover = [] + abandoned_support_check_need_takeover = defaultdict(list) + + def get_controlling(_name): + if _name not in controlling_claims: + _controlling = self.db.get_controlling_claim(_name) + controlling_claims[_name] = _controlling + else: + _controlling = controlling_claims[_name] + return _controlling + + # determine names needing takeover/deletion due to controlling claims being abandoned + # and add ops to deactivate abandoned claims + for claim_hash, staged in self.staged_pending_abandoned.items(): + controlling = get_controlling(staged.name) + if controlling and controlling.claim_hash == claim_hash: + abandoned_need_takeover.append(staged.name) + print(f"\t{staged.name} needs takeover") + activation = self.db.get_activation(staged.tx_num, staged.position) + if activation > 0: + # removed queued future activation from the db + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, + activation, staged.name, staged.amount + ).get_remove_activate_ops() + ) + else: + # it hadn't yet been activated, db returns -1 for non-existent txos + pass + + # build set of controlling claims that had activated supports spent to check them for takeovers later + for claim_hash, amounts in self.removed_active_support.items(): + name = self._get_pending_claim_name(claim_hash) + controlling = get_controlling(name) + if controlling and controlling.claim_hash == claim_hash and name not in abandoned_need_takeover: + abandoned_support_check_need_takeover[(name, claim_hash)].extend(amounts) + + # prepare to activate or delay activation of the pending claims being added this block + for (tx_num, nout), staged in self.pending_claims.items(): + controlling = get_controlling(staged.name) + delay = 0 + if not controlling or staged.claim_hash == controlling.claim_hash or \ + controlling.claim_hash in abandoned_need_takeover: + pass + else: + controlling_effective_amount = self._get_pending_effective_amount(staged.name, controlling.claim_hash) + amount = self._get_pending_effective_amount(staged.name, staged.claim_hash) + delay = 0 + # if this is an OP_CLAIM or the amount appears to trigger a takeover, delay + if not staged.is_update or (amount > controlling_effective_amount): + delay = self.coin.get_delay_for_name(height - controlling.height) + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, + height + delay, staged.name, staged.amount + ).get_activate_ops() + ) + if delay == 0: # if delay was 0 it needs to be considered for takeovers + activated_at_height[PendingActivationValue(staged.claim_hash, staged.name)].append( + PendingActivationKey(height, ACTIVATED_CLAIM_TXO_TYPE, tx_num, nout) + ) + + # and the supports + for (tx_num, nout), (claim_hash, amount) in self.pending_support_txos.items(): + if claim_hash in self.staged_pending_abandoned: + continue + elif claim_hash in self.pending_claim_txos: + name = self.pending_claims[self.pending_claim_txos[claim_hash]].name + is_update = self.pending_claims[self.pending_claim_txos[claim_hash]].is_update else: - s = self.db.make_staged_claim_item(winning_claim) - ops = [] - if s.activation_height > height: - ops.extend(get_force_activate_ops( - name, s.tx_num, s.position, s.claim_hash, s.root_claim_tx_num, s.root_claim_tx_position, - s.amount, s.effective_amount, s.activation_height, height + k, v = self.db.get_claim_txo(claim_hash) + name = v.name + is_update = (v.root_tx_num, v.root_position) != (k.tx_num, k.position) + + controlling = get_controlling(name) + delay = 0 + if not controlling or claim_hash == controlling.claim_hash: + pass + elif not is_update or self._get_pending_effective_amount(staged.name, + claim_hash) > self._get_pending_effective_amount(staged.name, controlling.claim_hash): + delay = self.coin.get_delay_for_name(height - controlling.height) + if delay == 0: + activated_at_height[PendingActivationValue(claim_hash, name)].append( + PendingActivationKey(height + delay, ACTIVATED_SUPPORT_TXO_TYPE, tx_num, nout) + ) + ops.extend( + StagedActivation( + ACTIVATED_SUPPORT_TXO_TYPE, claim_hash, tx_num, nout, + height + delay, name, amount + ).get_activate_ops() + ) + + # add the activation/delayed-activation ops + for activated, activated_txos in activated_at_height.items(): + controlling = get_controlling(activated.name) + + if activated.claim_hash in self.staged_pending_abandoned: + continue + reactivate = False + if not controlling or controlling.claim_hash == activated.claim_hash: + # there is no delay for claims to a name without a controlling value or to the controlling value + reactivate = True + for activated_txo in activated_txos: + if activated_txo.is_support and (activated_txo.tx_num, activated_txo.position) in \ + self.pending_removed_support[activated.name][activated.claim_hash]: + print("\tskip activate support for pending abandoned claim") + continue + if activated_txo.is_claim: + txo_type = ACTIVATED_CLAIM_TXO_TYPE + txo_tup = (activated_txo.tx_num, activated_txo.position) + if txo_tup in self.pending_claims: + amount = self.pending_claims[txo_tup].amount + else: + amount = self.db.get_claim_txo_amount( + activated.claim_hash, activated_txo.tx_num, activated_txo.position + ) + self.staged_activated_claim[(activated.name, activated.claim_hash)] = amount + else: + txo_type = ACTIVATED_SUPPORT_TXO_TYPE + txo_tup = (activated_txo.tx_num, activated_txo.position) + if txo_tup in self.pending_support_txos: + amount = self.pending_support_txos[txo_tup][1] + else: + amount = self.db.get_support_txo_amount( + activated.claim_hash, activated_txo.tx_num, activated_txo.position + ) + self.staged_activated_support[activated.claim_hash].append(amount) + self.pending_activated[activated.name][activated.claim_hash].append((activated_txo, amount)) + print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " + f"lbry://{activated.name}#{activated.claim_hash.hex()} @ {activated_txo.height}") + if reactivate: + ops.extend( + StagedActivation( + txo_type, activated.claim_hash, activated_txo.tx_num, activated_txo.position, + activated_txo.height, activated.name, amount + ).get_activate_ops() + ) + + # go through claims where the controlling claim or supports to the controlling claim have been abandoned + # check if takeovers are needed or if the name node is now empty + need_reactivate_if_takes_over = {} + for need_takeover in abandoned_need_takeover: + existing = self.db.get_claim_txos_for_name(need_takeover) + has_candidate = False + # add existing claims to the queue for the takeover + # track that we need to reactivate these if one of them becomes controlling + for candidate_claim_hash, (tx_num, nout) in existing.items(): + if candidate_claim_hash in self.staged_pending_abandoned: + continue + has_candidate = True + existing_activation = self.db.get_activation(tx_num, nout) + activate_key = PendingActivationKey( + existing_activation, ACTIVATED_CLAIM_TXO_TYPE, tx_num, nout + ) + self.pending_activated[need_takeover][candidate_claim_hash].append(( + activate_key, self.db.get_claim_txo_amount(candidate_claim_hash, tx_num, nout) )) - ops.extend(get_takeover_name_ops(name, winning_claim, height)) - return ops - else: - # print(f"current controlling claim for {name}#{controlling.claim_hash.hex()}") - controlling_effective_amount = self._get_pending_effective_amount(controlling.claim_hash) - bid_queue = { - claim_hash: self._get_pending_effective_amount(claim_hash) for claim_hash in activated_claims + need_reactivate_if_takes_over[(need_takeover, candidate_claim_hash)] = activate_key + print(f"\tcandidate to takeover abandoned controlling claim for lbry://{need_takeover} - " + f"{activate_key.tx_num}:{activate_key.position} {activate_key.is_claim}") + if not has_candidate: + # remove name takeover entry, the name is now unclaimed + controlling = get_controlling(need_takeover) + ops.extend(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) + + # process takeovers from the combined newly added and previously scheduled claims + checked_names = set() + for name, activated in self.pending_activated.items(): + checked_names.add(name) + if name in abandoned_need_takeover: + print(f'\tabandoned {name} need takeover') + controlling = controlling_claims[name] + amounts = { + claim_hash: self._get_pending_effective_amount(name, claim_hash) + for claim_hash in activated.keys() if claim_hash not in self.staged_pending_abandoned } - highest_newly_activated = max(bid_queue, key=lambda k: bid_queue[k]) - if bid_queue[highest_newly_activated] > controlling_effective_amount: - # print(f"takeover controlling claim for {name}#{controlling.claim_hash.hex()}") - return get_takeover_name_ops(name, highest_newly_activated, height, controlling) - print(bid_queue[highest_newly_activated], controlling_effective_amount) - # print("no takeover") - return [] - - def _get_takeover_ops(self, height: int, zero_delay_claims) -> List['RevertableOp']: - ops = [] - pending = defaultdict(set) - - # get non delayed takeovers for new names - for (name, claim_hash) in zero_delay_claims: - if claim_hash not in self.pending_abandon: - pending[name].add(claim_hash) - # print("zero delay activate", name, claim_hash.hex()) + if controlling and controlling.claim_hash not in self.staged_pending_abandoned: + amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) + winning = max(amounts, key=lambda x: amounts[x]) + if not controlling or (winning != controlling.claim_hash and name in abandoned_need_takeover) or ((winning != controlling.claim_hash) and + (amounts[winning] > amounts[controlling.claim_hash])): + if (name, winning) in need_reactivate_if_takes_over: + previous_pending_activate = need_reactivate_if_takes_over[(name, winning)] + amount = self.db.get_claim_txo_amount( + winning, previous_pending_activate.tx_num, previous_pending_activate.position + ) + if winning in self.pending_claim_txos: + tx_num, position = self.pending_claim_txos[winning] + amount = self.pending_claims[(tx_num, position)].amount + else: + tx_num, position = previous_pending_activate.tx_num, previous_pending_activate.position + if previous_pending_activate.height > height: + # the claim had a pending activation in the future, move it to now + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, winning, tx_num, + position, previous_pending_activate.height, name, amount + ).get_remove_activate_ops() + ) + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, winning, tx_num, + position, height, name, amount + ).get_activate_ops() + ) + ops.extend(get_takeover_name_ops(name, winning, height)) + else: + ops.extend(get_takeover_name_ops(name, winning, height)) - # get takeovers from claims activated at this block - for activated in self.db.get_activated_claims_at_height(height): - if activated.claim_hash not in self.pending_abandon: - pending[activated.name].add(activated.claim_hash) - # print("delayed activate") - - # get takeovers from supports for controlling claims being abandoned - for abandoned_claim_hash in self.pending_abandon: - if abandoned_claim_hash in self.staged_pending_abandoned: - abandoned = self.staged_pending_abandoned[abandoned_claim_hash] - controlling = self.db.get_controlling_claim(abandoned.name) - if controlling and controlling.claim_hash == abandoned_claim_hash and abandoned.name not in pending: - pending[abandoned.name].update(self.db.get_claims_for_name(abandoned.name)) + elif winning == controlling.claim_hash: + print("\tstill winning") + pass else: - k, v = self.db.get_root_claim_txo_and_current_amount(abandoned_claim_hash) - controlling_claim = self.db.get_controlling_claim(v.name) - if controlling_claim and abandoned_claim_hash == controlling_claim.claim_hash and v.name not in pending: - pending[v.name].update(self.db.get_claims_for_name(v.name)) - # print("check abandoned winning") + print("\tno takeover") + pass + # handle remaining takeovers from abandoned supports + for (name, claim_hash), amounts in abandoned_support_check_need_takeover.items(): + if name in checked_names: + continue + checked_names.add(name) + controlling = get_controlling(name) - # get takeovers from controlling claims being abandoned + amounts = { + claim_hash: self._get_pending_effective_amount(name, claim_hash) + for claim_hash in self.db.get_claims_for_name(name) if claim_hash not in self.staged_pending_abandoned + } + if controlling and controlling.claim_hash not in self.staged_pending_abandoned: + amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) + winning = max(amounts, key=lambda x: amounts[x]) + if (controlling and winning != controlling.claim_hash) or (not controlling and winning): + print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") + ops.extend(get_takeover_name_ops(name, winning, height)) - for name, activated_claims in pending.items(): - ops.extend(self._get_name_takeover_ops(height, name, activated_claims)) return ops def advance_block(self, block): - # print("advance ", height) height = self.height + 1 + print("advance ", height) txs: List[Tuple[Tx, bytes]] = block.transactions block_hash = self.coin.header_hash(block.header) @@ -881,34 +875,32 @@ def advance_block(self, block): undo_info_append(cache_value) append_hashX(cache_value[:-12]) - spend_claim_or_support_ops = self._remove_claim_or_support(txin, spent_claims, zero_delay_claims) + spend_claim_or_support_ops = self._spend_claim_or_support_txo(txin, spent_claims) if spend_claim_or_support_ops: claimtrie_stash_extend(spend_claim_or_support_ops) # Add the new UTXOs - for idx, txout in enumerate(tx.outputs): + for nout, txout in enumerate(tx.outputs): # Get the hashX. Ignore unspendable outputs hashX = hashX_from_script(txout.pk_script) if hashX: append_hashX(hashX) - put_utxo(tx_hash + pack('= 0, f'{new_effective_amount}, {touched_claim_hash.hex()}' - claimtrie_stash.extend( - self.db.get_update_effective_amount_ops(touched_claim_hash, new_effective_amount) - ) - undo_claims = b''.join(op.invert().pack() for op in claimtrie_stash) self.claimtrie_stash.extend(claimtrie_stash) # print("%i undo bytes for %i (%i claimtrie stash ops)" % (len(undo_claims), height, len(claimtrie_stash))) @@ -961,14 +945,18 @@ def advance_block(self, block): self.db.flush_dbs(self.flush_data()) - self.effective_amount_changes.clear() + # self.effective_amount_changes.clear() self.pending_claims.clear() self.pending_claim_txos.clear() self.pending_supports.clear() self.pending_support_txos.clear() - self.pending_abandon.clear() + self.pending_removed_support.clear() self.staged_pending_abandoned.clear() + self.removed_active_support.clear() + self.staged_activated_support.clear() + self.staged_activated_claim.clear() + self.pending_activated.clear() for cache in self.search_cache.values(): cache.clear() diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index 52b9f4e331..2a47fc5c56 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -12,11 +12,13 @@ class DB_PREFIXES(enum.Enum): channel_to_claim = b'J' claim_short_id_prefix = b'F' - claim_effective_amount_prefix = b'D' + # claim_effective_amount_prefix = b'D' claim_expiration = b'O' claim_takeover = b'P' pending_activation = b'Q' + activated_claim_and_support = b'R' + active_amount = b'S' undo_claimtrie = b'M' diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 2634ed5958..70f377d9fb 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -45,40 +45,52 @@ def get_spend_support_txo_ops(self) -> typing.List[RevertableOp]: return self._get_add_remove_support_utxo_ops(add=False) -def get_update_effective_amount_ops(name: str, new_effective_amount: int, prev_effective_amount: int, tx_num: int, - position: int, root_tx_num: int, root_position: int, claim_hash: bytes, - activation_height: int, prev_activation_height: int, - signing_hash: Optional[bytes] = None, - claims_in_channel_count: Optional[int] = None): - assert root_position != root_tx_num, f"{tx_num} {position} {root_tx_num} {root_tx_num}" - ops = [ - RevertableDelete( - *Prefixes.claim_effective_amount.pack_item( - name, prev_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position, - prev_activation_height - ) - ), - RevertablePut( - *Prefixes.claim_effective_amount.pack_item( - name, new_effective_amount, tx_num, position, claim_hash, root_tx_num, root_position, - activation_height - ) - ) - ] - if signing_hash: - ops.extend([ - RevertableDelete( - *Prefixes.channel_to_claim.pack_item( - signing_hash, name, prev_effective_amount, tx_num, position, claim_hash, claims_in_channel_count +class StagedActivation(typing.NamedTuple): + txo_type: int + claim_hash: bytes + tx_num: int + position: int + activation_height: int + name: str + amount: int + + def _get_add_remove_activate_ops(self, add=True): + op = RevertablePut if add else RevertableDelete + print(f"\t{'add' if add else 'remove'} {self.txo_type}, {self.tx_num}, {self.position}, activation={self.activation_height}, {self.name}") + return [ + op( + *Prefixes.activated.pack_item( + self.txo_type, self.tx_num, self.position, self.activation_height, self.claim_hash, self.name ) ), - RevertablePut( - *Prefixes.channel_to_claim.pack_item( - signing_hash, name, new_effective_amount, tx_num, position, claim_hash, claims_in_channel_count + op( + *Prefixes.pending_activation.pack_item( + self.activation_height, self.txo_type, self.tx_num, self.position, + self.claim_hash, self.name + ) + ), + op( + *Prefixes.active_amount.pack_item( + self.claim_hash, self.txo_type, self.activation_height, self.tx_num, self.position, self.amount ) ) - ]) - return ops + ] + + def get_activate_ops(self) -> typing.List[RevertableOp]: + return self._get_add_remove_activate_ops(add=True) + + def get_remove_activate_ops(self) -> typing.List[RevertableOp]: + return self._get_add_remove_activate_ops(add=False) + + +def get_remove_name_ops(name: str, claim_hash: bytes, height: int) -> typing.List[RevertableDelete]: + return [ + RevertableDelete( + *Prefixes.claim_takeover.pack_item( + name, claim_hash, height + ) + ) + ] def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, @@ -107,76 +119,16 @@ def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, ] -def get_force_activate_ops(name: str, tx_num: int, position: int, claim_hash: bytes, root_claim_tx_num: int, - root_claim_tx_position: int, amount: int, effective_amount: int, - prev_activation_height: int, new_activation_height: int): - return [ - # delete previous - RevertableDelete( - *Prefixes.claim_effective_amount.pack_item( - name, effective_amount, tx_num, position, claim_hash, - root_claim_tx_num, root_claim_tx_position, prev_activation_height - ) - ), - RevertableDelete( - *Prefixes.claim_to_txo.pack_item( - claim_hash, tx_num, position, root_claim_tx_num, root_claim_tx_position, - amount, prev_activation_height, name - ) - ), - RevertableDelete( - *Prefixes.claim_short_id.pack_item( - name, claim_hash, root_claim_tx_num, root_claim_tx_position, tx_num, - position, prev_activation_height - ) - ), - RevertableDelete( - *Prefixes.pending_activation.pack_item( - prev_activation_height, tx_num, position, claim_hash, name - ) - ), - - # insert new - RevertablePut( - *Prefixes.claim_effective_amount.pack_item( - name, effective_amount, tx_num, position, claim_hash, - root_claim_tx_num, root_claim_tx_position, new_activation_height - ) - ), - RevertablePut( - *Prefixes.claim_to_txo.pack_item( - claim_hash, tx_num, position, root_claim_tx_num, root_claim_tx_position, - amount, new_activation_height, name - ) - ), - RevertablePut( - *Prefixes.claim_short_id.pack_item( - name, claim_hash, root_claim_tx_num, root_claim_tx_position, tx_num, - position, new_activation_height - ) - ), - RevertablePut( - *Prefixes.pending_activation.pack_item( - new_activation_height, tx_num, position, claim_hash, name - ) - ) - - ] - - class StagedClaimtrieItem(typing.NamedTuple): name: str claim_hash: bytes amount: int - effective_amount: int - activation_height: int expiration_height: int tx_num: int position: int root_claim_tx_num: int root_claim_tx_position: int signing_hash: Optional[bytes] - claims_in_channel_count: Optional[int] @property def is_update(self) -> bool: @@ -191,25 +143,11 @@ def _get_add_remove_claim_utxo_ops(self, add=True): """ op = RevertablePut if add else RevertableDelete ops = [ - # url resolution by effective amount - op( - *Prefixes.claim_effective_amount.pack_item( - self.name, self.effective_amount, self.tx_num, self.position, self.claim_hash, - self.root_claim_tx_num, self.root_claim_tx_position, self.activation_height - ) - ), # claim tip by claim hash op( *Prefixes.claim_to_txo.pack_item( self.claim_hash, self.tx_num, self.position, self.root_claim_tx_num, self.root_claim_tx_position, - self.amount, self.activation_height, self.name - ) - ), - # short url resolution - op( - *Prefixes.claim_short_id.pack_item( - self.name, self.claim_hash, self.root_claim_tx_num, self.root_claim_tx_position, self.tx_num, - self.position, self.activation_height + self.amount, self.name ) ), # claim hash by txo @@ -223,15 +161,16 @@ def _get_add_remove_claim_utxo_ops(self, add=True): self.name ) ), - # claim activation + # short url resolution op( - *Prefixes.pending_activation.pack_item( - self.activation_height, self.tx_num, self.position, self.claim_hash, self.name + *Prefixes.claim_short_id.pack_item( + self.name, self.claim_hash, self.root_claim_tx_num, self.root_claim_tx_position, self.tx_num, + self.position ) ) ] - if self.signing_hash and self.claims_in_channel_count is not None: - # claims_in_channel_count can be none if the channel doesnt exist + + if self.signing_hash: ops.extend([ # channel by stream op( @@ -240,8 +179,7 @@ def _get_add_remove_claim_utxo_ops(self, add=True): # stream by channel op( *Prefixes.channel_to_claim.pack_item( - self.signing_hash, self.name, self.effective_amount, self.tx_num, self.position, - self.claim_hash, self.claims_in_channel_count + self.signing_hash, self.name, self.tx_num, self.position, self.claim_hash ) ) ]) @@ -257,8 +195,8 @@ def get_invalidate_channel_ops(self, db) -> typing.List[RevertableOp]: if not self.signing_hash: return [] return [ - RevertableDelete(*Prefixes.claim_to_channel.pack_item(self.claim_hash, self.signing_hash)) - ] + delete_prefix(db, DB_PREFIXES.channel_to_claim.value + self.signing_hash) + RevertableDelete(*Prefixes.claim_to_channel.pack_item(self.claim_hash, self.signing_hash)) + ] + delete_prefix(db, DB_PREFIXES.channel_to_claim.value + self.signing_hash) def get_abandon_ops(self, db) -> typing.List[RevertableOp]: packed_name = length_encoded_name(self.name) @@ -267,5 +205,4 @@ def get_abandon_ops(self, db) -> typing.List[RevertableOp]: ) delete_claim_ops = delete_prefix(db, DB_PREFIXES.claim_to_txo.value + self.claim_hash) delete_supports_ops = delete_prefix(db, DB_PREFIXES.claim_to_support.value + self.claim_hash) - invalidate_channel_ops = self.get_invalidate_channel_ops(db) - return delete_short_id_ops + delete_claim_ops + delete_supports_ops + invalidate_channel_ops + return delete_short_id_ops + delete_claim_ops + delete_supports_ops + self.get_invalidate_channel_ops(db) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index c34bbb0e53..c33b1371ab 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -3,6 +3,10 @@ from lbry.wallet.server.db import DB_PREFIXES +ACTIVATED_CLAIM_TXO_TYPE = 1 +ACTIVATED_SUPPORT_TXO_TYPE = 2 + + def length_encoded_name(name: str) -> bytes: encoded = name.encode('utf-8') return len(encoded).to_bytes(2, byteorder='big') + encoded @@ -12,6 +16,11 @@ class PrefixRow: prefix: bytes key_struct: struct.Struct value_struct: struct.Struct + key_part_lambdas = [] + + @classmethod + def pack_partial_key(cls, *args) -> bytes: + return cls.prefix + cls.key_part_lambdas[len(args)](*args) @classmethod def pack_key(cls, *args) -> bytes: @@ -35,20 +44,6 @@ def unpack_item(cls, key: bytes, value: bytes): return cls.unpack_key(key), cls.unpack_value(value) -class EffectiveAmountKey(typing.NamedTuple): - name: str - effective_amount: int - tx_num: int - position: int - - -class EffectiveAmountValue(typing.NamedTuple): - claim_hash: bytes - root_tx_num: int - root_position: int - activation: int - - class ClaimToTXOKey(typing.NamedTuple): claim_hash: bytes tx_num: int @@ -59,7 +54,7 @@ class ClaimToTXOValue(typing.NamedTuple): root_tx_num: int root_position: int amount: int - activation: int + # activation: int name: str @@ -83,7 +78,6 @@ class ClaimShortIDKey(typing.NamedTuple): class ClaimShortIDValue(typing.NamedTuple): tx_num: int position: int - activation: int class ClaimToChannelKey(typing.NamedTuple): @@ -97,14 +91,12 @@ class ClaimToChannelValue(typing.NamedTuple): class ChannelToClaimKey(typing.NamedTuple): signing_hash: bytes name: str - effective_amount: int tx_num: int position: int class ChannelToClaimValue(typing.NamedTuple): claim_hash: bytes - claims_in_channel: int class ClaimToSupportKey(typing.NamedTuple): @@ -148,55 +140,92 @@ class ClaimTakeoverValue(typing.NamedTuple): class PendingActivationKey(typing.NamedTuple): height: int + txo_type: int tx_num: int position: int + @property + def is_support(self) -> bool: + return self.txo_type == ACTIVATED_SUPPORT_TXO_TYPE + + @property + def is_claim(self) -> bool: + return self.txo_type == ACTIVATED_CLAIM_TXO_TYPE + class PendingActivationValue(typing.NamedTuple): claim_hash: bytes name: str -class EffectiveAmountPrefixRow(PrefixRow): - prefix = DB_PREFIXES.claim_effective_amount_prefix.value - key_struct = struct.Struct(b'>QLH') - value_struct = struct.Struct(b'>20sLHL') +class ActivationKey(typing.NamedTuple): + txo_type: int + tx_num: int + position: int + + +class ActivationValue(typing.NamedTuple): + height: int + claim_hash: bytes + name: str + + +class ActiveAmountKey(typing.NamedTuple): + claim_hash: bytes + txo_type: int + activation_height: int + tx_num: int + position: int + + +class ActiveAmountValue(typing.NamedTuple): + amount: int + + +class ActiveAmountPrefixRow(PrefixRow): + prefix = DB_PREFIXES.active_amount.value + key_struct = struct.Struct(b'>20sBLLH') + value_struct = struct.Struct(b'>Q') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack, + struct.Struct(b'>20sB').pack, + struct.Struct(b'>20sBL').pack, + struct.Struct(b'>20sBLL').pack, + struct.Struct(b'>20sBLLH').pack + ] @classmethod - def pack_key(cls, name: str, effective_amount: int, tx_num: int, position: int): - return cls.prefix + length_encoded_name(name) + cls.key_struct.pack( - 0xffffffffffffffff - effective_amount, tx_num, position - ) + def pack_key(cls, claim_hash: bytes, txo_type: int, activation_height: int, tx_num: int, position: int): + return super().pack_key(claim_hash, txo_type, activation_height, tx_num, position) @classmethod - def unpack_key(cls, key: bytes) -> EffectiveAmountKey: - assert key[:1] == cls.prefix - name_len = int.from_bytes(key[1:3], byteorder='big') - name = key[3:3 + name_len].decode() - ones_comp_effective_amount, tx_num, position = cls.key_struct.unpack(key[3 + name_len:]) - return EffectiveAmountKey( - name, 0xffffffffffffffff - ones_comp_effective_amount, tx_num, position - ) + def unpack_key(cls, key: bytes) -> ActiveAmountKey: + return ActiveAmountKey(*super().unpack_key(key)) @classmethod - def unpack_value(cls, data: bytes) -> EffectiveAmountValue: - return EffectiveAmountValue(*super().unpack_value(data)) + def unpack_value(cls, data: bytes) -> ActiveAmountValue: + return ActiveAmountValue(*super().unpack_value(data)) @classmethod - def pack_value(cls, claim_hash: bytes, root_tx_num: int, root_position: int, activation: int) -> bytes: - return super().pack_value(claim_hash, root_tx_num, root_position, activation) + def pack_value(cls, amount: int) -> bytes: + return cls.value_struct.pack(amount) @classmethod - def pack_item(cls, name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes, - root_tx_num: int, root_position: int, activation: int): - return cls.pack_key(name, effective_amount, tx_num, position), \ - cls.pack_value(claim_hash, root_tx_num, root_position, activation) + def pack_item(cls, claim_hash: bytes, txo_type: int, activation_height: int, tx_num: int, position: int, amount: int): + return cls.pack_key(claim_hash, txo_type, activation_height, tx_num, position), cls.pack_value(amount) class ClaimToTXOPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_to_txo.value key_struct = struct.Struct(b'>20sLH') - value_struct = struct.Struct(b'>LHQL') + value_struct = struct.Struct(b'>LHQ') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack, + struct.Struct(b'>20sL').pack, + struct.Struct(b'>20sLH').pack + ] @classmethod def pack_key(cls, claim_hash: bytes, tx_num: int, position: int): @@ -214,20 +243,20 @@ def unpack_key(cls, key: bytes) -> ClaimToTXOKey: @classmethod def unpack_value(cls, data: bytes) -> ClaimToTXOValue: - root_tx_num, root_position, amount, activation = cls.value_struct.unpack(data[:18]) - name_len = int.from_bytes(data[18:20], byteorder='big') - name = data[20:20 + name_len].decode() - return ClaimToTXOValue(root_tx_num, root_position, amount, activation, name) + root_tx_num, root_position, amount = cls.value_struct.unpack(data[:14]) + name_len = int.from_bytes(data[14:16], byteorder='big') + name = data[16:16 + name_len].decode() + return ClaimToTXOValue(root_tx_num, root_position, amount, name) @classmethod - def pack_value(cls, root_tx_num: int, root_position: int, amount: int, activation: int, name: str) -> bytes: - return cls.value_struct.pack(root_tx_num, root_position, amount, activation) + length_encoded_name(name) + def pack_value(cls, root_tx_num: int, root_position: int, amount: int, name: str) -> bytes: + return cls.value_struct.pack(root_tx_num, root_position, amount) + length_encoded_name(name) @classmethod def pack_item(cls, claim_hash: bytes, tx_num: int, position: int, root_tx_num: int, root_position: int, - amount: int, activation: int, name: str): + amount: int, name: str): return cls.pack_key(claim_hash, tx_num, position), \ - cls.pack_value(root_tx_num, root_position, amount, activation, name) + cls.pack_value(root_tx_num, root_position, amount, name) class TXOToClaimPrefixRow(PrefixRow): @@ -260,18 +289,32 @@ def pack_item(cls, tx_num: int, position: int, claim_hash: bytes, name: str): cls.pack_value(claim_hash, name) +def shortid_key_helper(struct_fmt): + packer = struct.Struct(struct_fmt).pack + def wrapper(name, *args): + return length_encoded_name(name) + packer(*args) + return wrapper + + class ClaimShortIDPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_short_id_prefix.value key_struct = struct.Struct(b'>20sLH') - value_struct = struct.Struct(b'>LHL') + value_struct = struct.Struct(b'>LH') + key_part_lambdas = [ + lambda: b'', + length_encoded_name, + shortid_key_helper(b'>20s'), + shortid_key_helper(b'>20sL'), + shortid_key_helper(b'>20sLH'), + ] @classmethod def pack_key(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int): return cls.prefix + length_encoded_name(name) + cls.key_struct.pack(claim_hash, root_tx_num, root_position) @classmethod - def pack_value(cls, tx_num: int, position: int, activation: int): - return super().pack_value(tx_num, position, activation) + def pack_value(cls, tx_num: int, position: int): + return super().pack_value(tx_num, position) @classmethod def unpack_key(cls, key: bytes) -> ClaimShortIDKey: @@ -286,9 +329,9 @@ def unpack_value(cls, data: bytes) -> ClaimShortIDValue: @classmethod def pack_item(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int, - tx_num: int, position: int, activation: int): + tx_num: int, position: int): return cls.pack_key(name, claim_hash, root_tx_num, root_position), \ - cls.pack_value(tx_num, position, activation) + cls.pack_value(tx_num, position) class ClaimToChannelPrefixRow(PrefixRow): @@ -317,15 +360,33 @@ def pack_item(cls, claim_hash: bytes, signing_hash: bytes): return cls.pack_key(claim_hash), cls.pack_value(signing_hash) +def channel_to_claim_helper(struct_fmt): + packer = struct.Struct(struct_fmt).pack + + def wrapper(signing_hash: bytes, name: str, *args): + return signing_hash + length_encoded_name(name) + packer(*args) + + return wrapper + + class ChannelToClaimPrefixRow(PrefixRow): prefix = DB_PREFIXES.channel_to_claim.value - key_struct = struct.Struct(b'>QLH') - value_struct = struct.Struct(b'>20sL') + key_struct = struct.Struct(b'>LH') + value_struct = struct.Struct(b'>20s') + + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack, + channel_to_claim_helper(b''), + channel_to_claim_helper(b'>s'), + channel_to_claim_helper(b'>L'), + channel_to_claim_helper(b'>LH'), + ] @classmethod - def pack_key(cls, signing_hash: bytes, name: str, effective_amount: int, tx_num: int, position: int): + def pack_key(cls, signing_hash: bytes, name: str, tx_num: int, position: int): return cls.prefix + signing_hash + length_encoded_name(name) + cls.key_struct.pack( - 0xffffffffffffffff - effective_amount, tx_num, position + tx_num, position ) @classmethod @@ -334,24 +395,24 @@ def unpack_key(cls, key: bytes) -> ChannelToClaimKey: signing_hash = key[1:21] name_len = int.from_bytes(key[21:23], byteorder='big') name = key[23:23 + name_len].decode() - ones_comp_effective_amount, tx_num, position = cls.key_struct.unpack(key[23 + name_len:]) + tx_num, position = cls.key_struct.unpack(key[23 + name_len:]) return ChannelToClaimKey( - signing_hash, name, 0xffffffffffffffff - ones_comp_effective_amount, tx_num, position + signing_hash, name, tx_num, position ) @classmethod - def pack_value(cls, claim_hash: bytes, claims_in_channel: int) -> bytes: - return super().pack_value(claim_hash, claims_in_channel) + def pack_value(cls, claim_hash: bytes) -> bytes: + return super().pack_value(claim_hash) @classmethod def unpack_value(cls, data: bytes) -> ChannelToClaimValue: return ChannelToClaimValue(*cls.value_struct.unpack(data)) @classmethod - def pack_item(cls, signing_hash: bytes, name: str, effective_amount: int, tx_num: int, position: int, - claim_hash: bytes, claims_in_channel: int): - return cls.pack_key(signing_hash, name, effective_amount, tx_num, position), \ - cls.pack_value(claim_hash, claims_in_channel) + def pack_item(cls, signing_hash: bytes, name: str, tx_num: int, position: int, + claim_hash: bytes): + return cls.pack_key(signing_hash, name, tx_num, position), \ + cls.pack_value(claim_hash) class ClaimToSupportPrefixRow(PrefixRow): @@ -412,6 +473,12 @@ class ClaimExpirationPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_expiration.value key_struct = struct.Struct(b'>LLH') value_struct = struct.Struct(b'>20s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack, + struct.Struct(b'>LL').pack, + struct.Struct(b'>LLH').pack, + ] @classmethod def pack_key(cls, expiration: int, tx_num: int, position: int) -> bytes: @@ -469,13 +536,20 @@ def pack_item(cls, name: str, claim_hash: bytes, takeover_height: int): return cls.pack_key(name), cls.pack_value(claim_hash, takeover_height) -class PendingClaimActivationPrefixRow(PrefixRow): +class PendingActivationPrefixRow(PrefixRow): prefix = DB_PREFIXES.pending_activation.value - key_struct = struct.Struct(b'>LLH') + key_struct = struct.Struct(b'>LBLH') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack, + struct.Struct(b'>LB').pack, + struct.Struct(b'>LBL').pack, + struct.Struct(b'>LBLH').pack + ] @classmethod - def pack_key(cls, height: int, tx_num: int, position: int): - return super().pack_key(height, tx_num, position) + def pack_key(cls, height: int, txo_type: int, tx_num: int, position: int): + return super().pack_key(height, txo_type, tx_num, position) @classmethod def unpack_key(cls, key: bytes) -> PendingActivationKey: @@ -493,11 +567,47 @@ def unpack_value(cls, data: bytes) -> PendingActivationValue: return PendingActivationValue(claim_hash, name) @classmethod - def pack_item(cls, height: int, tx_num: int, position: int, claim_hash: bytes, name: str): - return cls.pack_key(height, tx_num, position), \ + def pack_item(cls, height: int, txo_type: int, tx_num: int, position: int, claim_hash: bytes, name: str): + return cls.pack_key(height, txo_type, tx_num, position), \ cls.pack_value(claim_hash, name) +class ActivatedPrefixRow(PrefixRow): + prefix = DB_PREFIXES.activated_claim_and_support.value + key_struct = struct.Struct(b'>BLH') + value_struct = struct.Struct(b'>L20s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>B').pack, + struct.Struct(b'>BL').pack, + struct.Struct(b'>BLH').pack + ] + + @classmethod + def pack_key(cls, txo_type: int, tx_num: int, position: int): + return super().pack_key(txo_type, tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> ActivationKey: + return ActivationKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, height: int, claim_hash: bytes, name: str) -> bytes: + return cls.value_struct.pack(height, claim_hash) + length_encoded_name(name) + + @classmethod + def unpack_value(cls, data: bytes) -> ActivationValue: + height, claim_hash = cls.value_struct.unpack(data[:24]) + name_len = int.from_bytes(data[24:26], byteorder='big') + name = data[26:26 + name_len].decode() + return ActivationValue(height, claim_hash, name) + + @classmethod + def pack_item(cls, txo_type: int, tx_num: int, position: int, height: int, claim_hash: bytes, name: str): + return cls.pack_key(txo_type, tx_num, position), \ + cls.pack_value(height, claim_hash, name) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -509,10 +619,11 @@ class Prefixes: channel_to_claim = ChannelToClaimPrefixRow claim_short_id = ClaimShortIDPrefixRow - claim_effective_amount = EffectiveAmountPrefixRow claim_expiration = ClaimExpirationPrefixRow claim_takeover = ClaimTakeoverPrefixRow - pending_activation = PendingClaimActivationPrefixRow + pending_activation = PendingActivationPrefixRow + activated = ActivatedPrefixRow + active_amount = ActiveAmountPrefixRow # undo_claimtrie = b'M' diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index e081000a3e..bfcdb4f5ea 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -18,7 +18,7 @@ import attr import zlib import base64 -from typing import Optional, Iterable +from typing import Optional, Iterable, Tuple, DefaultDict, Set, Dict, List from functools import partial from asyncio import sleep from bisect import bisect_right, bisect_left @@ -37,8 +37,9 @@ from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue -from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, get_update_effective_amount_ops, length_encoded_name -from lbry.wallet.server.db.claimtrie import get_expiration_height, get_delay_for_name +from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE +from lbry.wallet.server.db.prefixes import PendingActivationKey, ClaimToTXOKey, TXOToClaimValue +from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, length_encoded_name from lbry.wallet.server.db.elasticsearch import SearchIndex @@ -56,17 +57,6 @@ class UTXO(typing.NamedTuple): TXO_STRUCT_pack = TXO_STRUCT.pack -HISTORY_PREFIX = b'A' -TX_PREFIX = b'B' -BLOCK_HASH_PREFIX = b'C' -HEADER_PREFIX = b'H' -TX_NUM_PREFIX = b'N' -TX_COUNT_PREFIX = b'T' -UNDO_PREFIX = b'U' -TX_HASH_PREFIX = b'X' -HASHX_UTXO_PREFIX = b'h' -UTXO_PREFIX = b'u' -HASHX_HISTORY_PREFIX = b'x' @attr.s(slots=True) @@ -188,12 +178,22 @@ def __init__(self, env): # Search index self.search_index = SearchIndex(self.env.es_index_prefix, self.env.database_query_timeout) - def claim_hash_and_name_from_txo(self, tx_num: int, tx_idx: int): + def get_claim_from_txo(self, tx_num: int, tx_idx: int) -> Optional[TXOToClaimValue]: claim_hash_and_name = self.db.get(Prefixes.txo_to_claim.pack_key(tx_num, tx_idx)) if not claim_hash_and_name: return return Prefixes.txo_to_claim.unpack_value(claim_hash_and_name) + def get_activation(self, tx_num, position, is_support=False) -> int: + activation = self.db.get( + Prefixes.activated.pack_key( + ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, tx_num, position + ) + ) + if activation: + return Prefixes.activated.unpack_value(activation).height + return -1 + def get_supported_claim_from_txo(self, tx_num: int, position: int) -> typing.Tuple[Optional[bytes], Optional[int]]: key = Prefixes.support_to_claim.pack_key(tx_num, position) supported_claim_hash = self.db.get(key) @@ -228,7 +228,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, created_height = bisect_right(self.tx_counts, root_tx_num) last_take_over_height = controlling_claim.height - expiration_height = get_expiration_height(height) + expiration_height = self.coin.get_expiration_height(height) support_amount = self.get_support_amount(claim_hash) claim_amount = self.get_claim_txo_amount(claim_hash, tx_num, position) @@ -239,7 +239,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, short_url = f'{name}#{claim_hash.hex()}' canonical_url = short_url if channel_hash: - channel_vals = self.get_root_claim_txo_and_current_amount(channel_hash) + channel_vals = self.get_claim_txo(channel_hash) if channel_vals: channel_name = channel_vals[1].name claims_in_channel = self.get_claims_in_channel_count(channel_hash) @@ -260,11 +260,13 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, :param claim_id: partial or complete claim id :param amount_order: '$' suffix to a url, defaults to 1 (winning) if no claim id modifier is provided """ - if not amount_order and not claim_id: + if (not amount_order and not claim_id) or amount_order == 1: # winning resolution controlling = self.get_controlling_claim(normalized_name) if not controlling: + print("none controlling") return + print("resolved controlling", controlling.claim_hash.hex()) return self._fs_get_claim_by_hash(controlling.claim_hash) encoded_name = length_encoded_name(normalized_name) @@ -279,7 +281,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, claim_txo = Prefixes.claim_short_id.unpack_value(v) return self._prepare_resolve_result( claim_txo.tx_num, claim_txo.position, key.claim_hash, key.name, key.root_tx_num, - key.root_position, claim_txo.activation + key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position) ) return @@ -302,8 +304,9 @@ def _resolve_claim_in_channel(self, channel_hash: bytes, normalized_name: str): for k, v in self.db.iterator(prefix=prefix): key = Prefixes.channel_to_claim.unpack_key(k) stream = Prefixes.channel_to_claim.unpack_value(v) - if not candidates or candidates[-1][-1] == key.effective_amount: - candidates.append((stream.claim_hash, key.tx_num, key.position, key.effective_amount)) + effective_amount = self.get_effective_amount(stream.claim_hash) + if not candidates or candidates[-1][-1] == effective_amount: + candidates.append((stream.claim_hash, key.tx_num, key.position, effective_amount)) else: break if not candidates: @@ -347,12 +350,13 @@ async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Op return await asyncio.get_event_loop().run_in_executor(self.executor, self._fs_resolve, url) def _fs_get_claim_by_hash(self, claim_hash): - for k, v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash): + for k, v in self.db.iterator(prefix=Prefixes.claim_to_txo.pack_partial_key(claim_hash)): unpacked_k = Prefixes.claim_to_txo.unpack_key(k) unpacked_v = Prefixes.claim_to_txo.unpack_value(v) + activation_height = self.get_activation(unpacked_k.tx_num, unpacked_k.position) return self._prepare_resolve_result( unpacked_k.tx_num, unpacked_k.position, unpacked_k.claim_hash, unpacked_v.name, - unpacked_v.root_tx_num, unpacked_v.root_position, unpacked_v.activation + unpacked_v.root_tx_num, unpacked_v.root_position, activation_height ) async def fs_getclaimbyid(self, claim_id): @@ -360,19 +364,8 @@ async def fs_getclaimbyid(self, claim_id): self.executor, self._fs_get_claim_by_hash, bytes.fromhex(claim_id) ) - def claim_exists(self, claim_hash: bytes): - for _ in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash, include_value=False): - return True - return False - - def get_root_claim_txo_and_current_amount(self, claim_hash): - for k, v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash): - unpacked_k = Prefixes.claim_to_txo.unpack_key(k) - unpacked_v = Prefixes.claim_to_txo.unpack_value(v) - return unpacked_k, unpacked_v - def make_staged_claim_item(self, claim_hash: bytes) -> Optional[StagedClaimtrieItem]: - claim_info = self.get_root_claim_txo_and_current_amount(claim_hash) + claim_info = self.get_claim_txo(claim_hash) k, v = claim_info root_tx_num = v.root_tx_num root_idx = v.root_position @@ -381,16 +374,14 @@ def make_staged_claim_item(self, claim_hash: bytes) -> Optional[StagedClaimtrieI tx_num = k.tx_num idx = k.position height = bisect_right(self.tx_counts, tx_num) - effective_amount = self.get_support_amount(claim_hash) + value signing_hash = self.get_channel_for_claim(claim_hash) - activation_height = v.activation - if signing_hash: - count = self.get_claims_in_channel_count(signing_hash) - else: - count = 0 + # if signing_hash: + # count = self.get_claims_in_channel_count(signing_hash) + # else: + # count = 0 return StagedClaimtrieItem( - name, claim_hash, value, effective_amount, activation_height, get_expiration_height(height), tx_num, idx, - root_tx_num, root_idx, signing_hash, count + name, claim_hash, value, self.coin.get_expiration_height(height), tx_num, idx, + root_tx_num, root_idx, signing_hash ) def get_claim_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: @@ -398,58 +389,57 @@ def get_claim_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> if v: return Prefixes.claim_to_txo.unpack_value(v).amount - def get_claim_from_txo(self, claim_hash: bytes) -> Optional[ClaimToTXOValue]: + def get_support_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: + v = self.db.get(Prefixes.claim_to_support.pack_key(claim_hash, tx_num, position)) + if v: + return Prefixes.claim_to_support.unpack_value(v).amount + + def get_claim_txo(self, claim_hash: bytes) -> Optional[Tuple[ClaimToTXOKey, ClaimToTXOValue]]: assert claim_hash - for v in self.db.iterator(prefix=DB_PREFIXES.claim_to_txo.value + claim_hash, include_key=False): - return Prefixes.claim_to_txo.unpack_value(v) - - def get_claim_amount(self, claim_hash: bytes) -> Optional[int]: - claim = self.get_claim_from_txo(claim_hash) - if claim: - return claim.amount - - def get_effective_amount(self, claim_hash: bytes): - return (self.get_claim_amount(claim_hash) or 0) + self.get_support_amount(claim_hash) - - def get_update_effective_amount_ops(self, claim_hash: bytes, effective_amount: int): - claim_info = self.get_root_claim_txo_and_current_amount(claim_hash) - if not claim_info: - return [] - - root_tx_num = claim_info[1].root_tx_num - root_position = claim_info[1].root_position - amount = claim_info[1].amount - name = claim_info[1].name - tx_num = claim_info[0].tx_num - position = claim_info[0].position - activation = claim_info[1].activation - signing_hash = self.get_channel_for_claim(claim_hash) - claims_in_channel_count = None - if signing_hash: - claims_in_channel_count = self.get_claims_in_channel_count(signing_hash) - prev_effective_amount = self.get_effective_amount(claim_hash) - return get_update_effective_amount_ops( - name, effective_amount, prev_effective_amount, tx_num, position, - root_tx_num, root_position, claim_hash, activation, activation, signing_hash, - claims_in_channel_count + for k, v in self.db.iterator(prefix=Prefixes.claim_to_txo.pack_partial_key(claim_hash)): + return Prefixes.claim_to_txo.unpack_key(k), Prefixes.claim_to_txo.unpack_value(v) + + def _get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: + return sum( + Prefixes.active_amount.unpack_value(v).amount + for v in self.db.iterator(start=Prefixes.active_amount.pack_partial_key( + claim_hash, txo_type, 0), stop=Prefixes.active_amount.pack_partial_key( + claim_hash, txo_type, height), include_key=False) ) + def get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: + support_amount = self._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.db_height + 1) + if support_only: + return support_only + return support_amount + self._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db_height + 1) + + def get_claims_for_name(self, name): + claims = [] + for _k, _v in self.db.iterator(prefix=Prefixes.claim_short_id.pack_partial_key(name)): + k, v = Prefixes.claim_short_id.unpack_key(_k), Prefixes.claim_short_id.unpack_value(_v) + # claims[v.claim_hash] = (k, v) + if k.claim_hash not in claims: + claims.append(k.claim_hash) + return claims + def get_claims_in_channel_count(self, channel_hash) -> int: - for v in self.db.iterator(prefix=DB_PREFIXES.channel_to_claim.value + channel_hash, include_key=False): - return Prefixes.channel_to_claim.unpack_value(v).claims_in_channel - return 0 + count = 0 + for _ in self.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(channel_hash), include_key=False): + count += 1 + return count def get_channel_for_claim(self, claim_hash) -> Optional[bytes]: - return self.db.get(DB_PREFIXES.claim_to_channel.value + claim_hash) + return self.db.get(Prefixes.claim_to_channel.pack_key(claim_hash)) - def get_expired_by_height(self, height: int): + def get_expired_by_height(self, height: int) -> Dict[bytes, Tuple[int, int, str, TxInput]]: expired = {} - for _k, _v in self.db.iterator(prefix=DB_PREFIXES.claim_expiration.value + struct.pack(b'>L', height)): + for _k, _v in self.db.iterator(prefix=Prefixes.claim_expiration.pack_partial_key(height)): k, v = Prefixes.claim_expiration.unpack_item(_k, _v) tx_hash = self.total_transactions[k.tx_num] tx = self.coin.transaction(self.db.get(DB_PREFIXES.TX_PREFIX.value + tx_hash)) # treat it like a claim spend so it will delete/abandon properly # the _spend_claim function this result is fed to expects a txi, so make a mock one + print(f"\texpired lbry://{v.name} {v.claim_hash.hex()}") expired[v.claim_hash] = ( k.tx_num, k.position, v.name, TxInput(prev_hash=tx_hash, prev_idx=k.position, script=tx.outputs[k.position].pk_script, sequence=0) @@ -462,28 +452,21 @@ def get_controlling_claim(self, name: str) -> Optional[ClaimTakeoverValue]: return return Prefixes.claim_takeover.unpack_value(controlling) - def get_claims_for_name(self, name: str): - claim_hashes = set() - for k in self.db.iterator(prefix=Prefixes.claim_short_id.prefix + length_encoded_name(name), - include_value=False): - claim_hashes.add(Prefixes.claim_short_id.unpack_key(k).claim_hash) - return claim_hashes - - def get_activated_claims_at_height(self, height: int) -> typing.Set[PendingActivationValue]: - claims = set() - prefix = Prefixes.pending_activation.prefix + height.to_bytes(4, byteorder='big') - for _v in self.db.iterator(prefix=prefix, include_key=False): + def get_claim_txos_for_name(self, name: str): + txos = {} + for k, v in self.db.iterator(prefix=Prefixes.claim_short_id.pack_partial_key(name)): + claim_hash = Prefixes.claim_short_id.unpack_key(k).claim_hash + tx_num, nout = Prefixes.claim_short_id.unpack_value(v) + txos[claim_hash] = tx_num, nout + return txos + + def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: + activated = defaultdict(list) + for _k, _v in self.db.iterator(prefix=Prefixes.pending_activation.pack_partial_key(height)): + k = Prefixes.pending_activation.unpack_key(_k) v = Prefixes.pending_activation.unpack_value(_v) - claims.add(v) - return claims - - def get_activation_delay(self, claim_hash: bytes, name: str) -> int: - controlling = self.get_controlling_claim(name) - if not controlling: - return 0 - if claim_hash == controlling.claim_hash: - return 0 - return get_delay_for_name(self.db_height - controlling.height) + activated[v].append(k) + return activated async def _read_tx_counts(self): if self.tx_counts is not None: @@ -494,7 +477,7 @@ async def _read_tx_counts(self): def get_counts(): return tuple( util.unpack_be_uint64(tx_count) - for tx_count in self.db.iterator(prefix=TX_COUNT_PREFIX, include_key=False) + for tx_count in self.db.iterator(prefix=DB_PREFIXES.TX_COUNT_PREFIX.value, include_key=False) ) tx_counts = await asyncio.get_event_loop().run_in_executor(self.executor, get_counts) @@ -509,7 +492,7 @@ def get_counts(): async def _read_txids(self): def get_txids(): - return list(self.db.iterator(prefix=TX_HASH_PREFIX, include_key=False)) + return list(self.db.iterator(prefix=DB_PREFIXES.TX_HASH_PREFIX.value, include_key=False)) start = time.perf_counter() self.logger.info("loading txids") @@ -528,7 +511,7 @@ async def _read_headers(self): def get_headers(): return [ - header for header in self.db.iterator(prefix=HEADER_PREFIX, include_key=False) + header for header in self.db.iterator(prefix=DB_PREFIXES.HEADER_PREFIX.value, include_key=False) ] headers = await asyncio.get_event_loop().run_in_executor(self.executor, get_headers) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 49eda2fe0c..bbfcee30a8 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -1,6 +1,7 @@ import asyncio import json import hashlib +from bisect import bisect_right from binascii import hexlify, unhexlify from lbry.testcase import CommandTestCase from lbry.wallet.transaction import Transaction, Output @@ -43,35 +44,52 @@ async def assertMatchWinningClaim(self, name): async def assertMatchClaim(self, claim_id): expected = json.loads(await self.blockchain._cli_cmnd('getclaimbyid', claim_id)) - resolved, _ = await self.conductor.spv_node.server.bp.db.fs_getclaimbyid(claim_id) - print(expected) - print(resolved) - self.assertDictEqual({ - 'claim_id': expected['claimId'], - 'activation_height': expected['validAtHeight'], - 'last_takeover_height': expected['lastTakeoverHeight'], - 'txid': expected['txId'], - 'nout': expected['n'], - 'amount': expected['amount'], - 'effective_amount': expected['effectiveAmount'] - }, { - 'claim_id': resolved.claim_hash.hex(), - 'activation_height': resolved.activation_height, - 'last_takeover_height': resolved.last_takeover_height, - 'txid': resolved.tx_hash[::-1].hex(), - 'nout': resolved.position, - 'amount': resolved.amount, - 'effective_amount': resolved.effective_amount - }) - return resolved + claim = await self.conductor.spv_node.server.bp.db.fs_getclaimbyid(claim_id) + if not expected: + self.assertIsNone(claim) + return + self.assertEqual(expected['claimId'], claim.claim_hash.hex()) + self.assertEqual(expected['validAtHeight'], claim.activation_height) + self.assertEqual(expected['lastTakeoverHeight'], claim.last_takeover_height) + self.assertEqual(expected['txId'], claim.tx_hash[::-1].hex()) + self.assertEqual(expected['n'], claim.position) + self.assertEqual(expected['amount'], claim.amount) + self.assertEqual(expected['effectiveAmount'], claim.effective_amount) + return claim async def assertMatchClaimIsWinning(self, name, claim_id): self.assertEqual(claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) await self.assertMatchClaim(claim_id) + await self.assertMatchClaimsForName(name) + async def assertMatchClaimsForName(self, name): + expected = json.loads(await self.blockchain._cli_cmnd('getclaimsforname', name)) -class ResolveCommand(BaseResolveTestCase): + print(len(expected['claims']), 'from lbrycrd for ', name) + db = self.conductor.spv_node.server.bp.db + + def check_supports(claim_id, lbrycrd_supports): + for i, (tx_num, position, amount) in enumerate(db.get_supports(bytes.fromhex(claim_id))): + support = lbrycrd_supports[i] + self.assertEqual(support['txId'], db.total_transactions[tx_num][::-1].hex()) + self.assertEqual(support['n'], position) + self.assertEqual(support['height'], bisect_right(db.tx_counts, tx_num)) + self.assertEqual(support['validAtHeight'], db.get_activation(tx_num, position, is_support=True)) + + # self.assertEqual(len(expected['claims']), len(db_claims.claims)) + # self.assertEqual(expected['lastTakeoverHeight'], db_claims.lastTakeoverHeight) + + for c in expected['claims']: + check_supports(c['claimId'], c['supports']) + claim_hash = bytes.fromhex(c['claimId']) + self.assertEqual(c['validAtHeight'], db.get_activation( + db.total_transactions.index(bytes.fromhex(c['txId'])[::-1]), c['n'] + )) + self.assertEqual(c['effectiveAmount'], db.get_effective_amount(claim_hash)) + + +class ResolveCommand(BaseResolveTestCase): async def test_resolve_response(self): channel_id = self.get_claim_id( await self.channel_create('@abc', '0.01') @@ -170,6 +188,7 @@ async def test_advanced_resolve(self): await self.stream_create('foo', '0.9', allow_duplicate_name=True)) # plain winning claim await self.assertResolvesToClaimId('foo', claim_id3) + # amount order resolution await self.assertResolvesToClaimId('foo$1', claim_id3) await self.assertResolvesToClaimId('foo$2', claim_id2) @@ -275,9 +294,7 @@ async def test_normalization_resolution(self): winner_id = self.get_claim_id(c) # winning_one = await self.check_lbrycrd_winning(one) - winning_two = await self.assertMatchWinningClaim(two) - - self.assertEqual(winner_id, winning_two.claim_hash.hex()) + await self.assertMatchClaimIsWinning(two, winner_id) r1 = await self.resolve(f'lbry://{one}') r2 = await self.resolve(f'lbry://{two}') @@ -385,24 +402,37 @@ async def test_resolve_with_includes(self): class ResolveClaimTakeovers(BaseResolveTestCase): - async def test_activation_delay(self): + async def _test_activation_delay(self): name = 'derp' # initially claim the name - first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + first_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(320) # a claim of higher amount made now will have a takeover delay of 10 second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] # sanity check self.assertNotEqual(first_claim_id, second_claim_id) # takeover should not have happened yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(9) # not yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(1) # the new claim should have activated - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) + return first_claim_id, second_claim_id + + async def test_activation_delay(self): + await self._test_activation_delay() + + async def test_activation_delay_then_abandon_then_reclaim(self): + name = 'derp' + first_claim_id, second_claim_id = await self._test_activation_delay() + await self.daemon.jsonrpc_txo_spend(type='stream', claim_id=first_claim_id) + await self.daemon.jsonrpc_txo_spend(type='stream', claim_id=second_claim_id) + await self.generate(1) + await self.assertNoClaimForName(name) + await self._test_activation_delay() async def test_block_takeover_with_delay_1_support(self): name = 'derp' @@ -415,46 +445,46 @@ async def test_block_takeover_with_delay_1_support(self): # sanity check self.assertNotEqual(first_claim_id, second_claim_id) # takeover should not have happened yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(8) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) # prevent the takeover by adding a support one block before the takeover happens await self.support_create(first_claim_id, bid='1.0') # one more block until activation await self.generate(1) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) async def test_block_takeover_with_delay_0_support(self): name = 'derp' # initially claim the name first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(320) # a claim of higher amount made now will have a takeover delay of 10 second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] # sanity check - self.assertNotEqual(first_claim_id, second_claim_id) + await self.assertMatchClaimIsWinning(name, first_claim_id) # takeover should not have happened yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(9) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) # prevent the takeover by adding a support on the same block the takeover would happen await self.support_create(first_claim_id, bid='1.0') - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) async def _test_almost_prevent_takeover(self, name: str, blocks: int = 9): # initially claim the name first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(320) # a claim of higher amount made now will have a takeover delay of 10 second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] # sanity check self.assertNotEqual(first_claim_id, second_claim_id) # takeover should not have happened yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(blocks) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) # prevent the takeover by adding a support on the same block the takeover would happen tx = await self.daemon.jsonrpc_support_create(first_claim_id, '1.0') await self.ledger.wait(tx) @@ -465,7 +495,7 @@ async def test_almost_prevent_takeover_remove_support_same_block_supported(self) first_claim_id, second_claim_id, tx = await self._test_almost_prevent_takeover(name, 9) await self.daemon.jsonrpc_txo_spend(type='support', txid=tx.id) await self.generate(1) - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) async def test_almost_prevent_takeover_remove_support_one_block_after_supported(self): name = 'derp' @@ -473,35 +503,35 @@ async def test_almost_prevent_takeover_remove_support_one_block_after_supported( await self.generate(1) await self.daemon.jsonrpc_txo_spend(type='support', txid=tx.id) await self.generate(1) - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) async def test_abandon_before_takeover(self): name = 'derp' # initially claim the name first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(320) # a claim of higher amount made now will have a takeover delay of 10 second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] # sanity check self.assertNotEqual(first_claim_id, second_claim_id) # takeover should not have happened yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(8) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) # abandon the winning claim await self.daemon.jsonrpc_txo_spend(type='stream', claim_id=first_claim_id) await self.generate(1) # the takeover and activation should happen a block earlier than they would have absent the abandon - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) await self.generate(1) - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) async def test_abandon_before_takeover_no_delay_update(self): # TODO: fix race condition line 506 name = 'derp' # initially claim the name first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(320) # block 527 # a claim of higher amount made now will have a takeover delay of 10 @@ -510,19 +540,23 @@ async def test_abandon_before_takeover_no_delay_update(self): # TODO: fix race # sanity check self.assertNotEqual(first_claim_id, second_claim_id) # takeover should not have happened yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.assertMatchClaimsForName(name) await self.generate(8) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.assertMatchClaimsForName(name) # abandon the winning claim await self.daemon.jsonrpc_txo_spend(type='stream', claim_id=first_claim_id) await self.daemon.jsonrpc_stream_update(second_claim_id, '0.1') await self.generate(1) # the takeover and activation should happen a block earlier than they would have absent the abandon - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) + await self.assertMatchClaimsForName(name) await self.generate(1) # await self.ledger.on_header.where(lambda e: e.height == 537) - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) + await self.assertMatchClaimsForName(name) async def test_abandon_controlling_support_before_pending_takeover(self): name = 'derp' @@ -533,54 +567,78 @@ async def test_abandon_controlling_support_before_pending_takeover(self): self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) await self.generate(321) - second_claim_id = (await self.stream_create(name, '1.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + second_claim_id = (await self.stream_create(name, '0.9', allow_duplicate_name=True))['outputs'][0]['claim_id'] + self.assertNotEqual(first_claim_id, second_claim_id) # takeover should not have happened yet - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(8) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) # abandon the support that causes the winning claim to have the highest staked tx = await self.daemon.jsonrpc_txo_spend(type='support', txid=controlling_support_tx.id) await self.generate(1) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) + # await self.assertMatchClaim(second_claim_id) + await self.generate(1) - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + + await self.assertMatchClaim(first_claim_id) + await self.assertMatchClaimIsWinning(name, second_claim_id) async def test_remove_controlling_support(self): name = 'derp' # initially claim the name - first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + first_claim_id = (await self.stream_create(name, '0.2'))['outputs'][0]['claim_id'] first_support_tx = await self.daemon.jsonrpc_support_create(first_claim_id, '0.9') await self.ledger.wait(first_support_tx) - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, first_claim_id) - await self.generate(321) # give the first claim long enough for a 10 block takeover delay + await self.generate(320) # give the first claim long enough for a 10 block takeover delay + await self.assertMatchClaimIsWinning(name, first_claim_id) # make a second claim which will take over the name - second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] - second_claim_support_tx = await self.daemon.jsonrpc_support_create(second_claim_id, '1.0') - await self.ledger.wait(second_claim_support_tx) + second_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] self.assertNotEqual(first_claim_id, second_claim_id) + second_claim_support_tx = await self.daemon.jsonrpc_support_create(second_claim_id, '1.5') + await self.ledger.wait(second_claim_support_tx) + await self.generate(1) # neither the second claim or its support have activated yet + await self.assertMatchClaimIsWinning(name, first_claim_id) - # the name resolves to the first claim - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) - await self.generate(9) - # still resolves to the first claim - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) - await self.generate(1) # second claim takes over - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) - await self.generate(33) # give the second claim long enough for a 1 block takeover delay - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) - # abandon the support that causes the winning claim to have the highest staked - await self.daemon.jsonrpc_txo_spend(type='support', txid=second_claim_support_tx.id) + await self.generate(9) # claim activates, but is not yet winning + await self.assertMatchClaimIsWinning(name, first_claim_id) + + await self.generate(1) # support activates, takeover happens + await self.assertMatchClaimIsWinning(name, second_claim_id) + + await self.daemon.jsonrpc_txo_spend(type='support', claim_id=second_claim_id, blocking=True) + await self.generate(1) # support activates, takeover happens + await self.assertMatchClaimIsWinning(name, first_claim_id) + + async def test_claim_expiration(self): + name = 'derp' + # starts at height 206 + vanishing_claim = (await self.stream_create('vanish', '0.1'))['outputs'][0]['claim_id'] + + await self.generate(493) + # in block 701 and 702 + first_claim_id = (await self.stream_create(name, '0.3'))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning('vanish', vanishing_claim) + await self.generate(100) # block 801, expiration fork happened + await self.assertNoClaimForName('vanish') + # second claim is in block 802 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(498) + await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(1) - self.assertEqual(second_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) - await self.generate(1) # first claim takes over - self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.assertMatchClaimIsWinning(name, second_claim_id) + await self.generate(100) + await self.assertMatchClaimIsWinning(name, second_claim_id) + await self.generate(1) + await self.assertNoClaimForName(name) class ResolveAfterReorg(BaseResolveTestCase): - async def reorg(self, start): blocks = self.ledger.headers.height - start self.blockchain.block_expected = start - 1 From d27c2cc1e92642e00b03cbfa70a26857f59ae45a Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 20 May 2021 13:32:32 -0400 Subject: [PATCH 024/206] remove unused COIN file --- lbry/wallet/server/leveldb.py | 5 ----- 1 file changed, 5 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index bfcdb4f5ea..857bbf9273 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -521,11 +521,6 @@ def get_headers(): async def _open_dbs(self, for_sync, compacting): if self.executor is None: self.executor = ThreadPoolExecutor(1) - coin_path = os.path.join(self.env.db_dir, 'COIN') - if not os.path.isfile(coin_path): - with util.open_file(coin_path, create=True) as f: - f.write(f'ElectrumX databases and metadata for ' - f'{self.coin.NAME} {self.coin.NET}'.encode()) assert self.db is None self.db = self.db_class(f'lbry-{self.env.db_engine}', True) From e77f9981df656d9d2238c72db6924642e321c6c5 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 20 May 2021 13:32:52 -0400 Subject: [PATCH 025/206] DBError --- lbry/wallet/server/leveldb.py | 20 +++++++------------- 1 file changed, 7 insertions(+), 13 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 857bbf9273..469e6af75b 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -128,18 +128,13 @@ def unpack(cls, packed: bytes) -> 'DBState': return cls(*DB_STATE_STRUCT.unpack(packed[:DB_STATE_STRUCT_SIZE])) -class LevelDB: - """Simple wrapper of the backend database for querying. +class DBError(Exception): + """Raised on general DB errors generally indicating corruption.""" - Performs no DB update, though the DB will be cleaned on opening if - it was shutdown uncleanly. - """ +class LevelDB: DB_VERSIONS = HIST_DB_VERSIONS = [7] - class DBError(Exception): - """Raised on general DB errors generally indicating corruption.""" - def __init__(self, env): self.logger = util.class_logger(__name__, self.__class__.__name__) self.env = env @@ -951,8 +946,7 @@ def read_headers(self, start_height, count) -> typing.Tuple[bytes, int]: """ if start_height < 0 or count < 0: - raise self.DBError(f'{count:,d} headers starting at ' - f'{start_height:,d} not on disk') + raise DBError(f'{count:,d} headers starting at {start_height:,d} not on disk') disk_count = max(0, min(count, self.db_height + 1 - start_height)) if disk_count: @@ -1023,7 +1017,7 @@ async def fs_transactions(self, txids): async def fs_block_hashes(self, height, count): if height + count > len(self.headers): - raise self.DBError(f'only got {len(self.headers) - height:,d} headers starting at {height:,d}, not {count:,d}') + raise DBError(f'only got {len(self.headers) - height:,d} headers starting at {height:,d}, not {count:,d}') return [self.coin.header_hash(header) for header in self.headers[height:height + count]] async def limited_history(self, hashX, *, limit=1000): @@ -1164,12 +1158,12 @@ def read_db_state(self): state = DBState.unpack(state) self.db_version = state.db_version if self.db_version not in self.DB_VERSIONS: - raise self.DBError(f'your DB version is {self.db_version} but this ' + raise DBError(f'your DB version is {self.db_version} but this ' f'software only handles versions {self.DB_VERSIONS}') # backwards compat genesis_hash = state.genesis if genesis_hash.hex() != self.coin.GENESIS_HASH: - raise self.DBError(f'DB genesis hash {genesis_hash} does not ' + raise DBError(f'DB genesis hash {genesis_hash} does not ' f'match coin {self.coin.GENESIS_HASH}') self.db_height = state.height self.db_tx_count = state.tx_count From efb92ea37a84592ed88b801ed927052fcbccecc2 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 21 May 2021 13:12:23 -0400 Subject: [PATCH 026/206] fix udp ping test --- tests/integration/blockchain/test_network.py | 26 ++++++++++++++------ 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/tests/integration/blockchain/test_network.py b/tests/integration/blockchain/test_network.py index 9447dc8355..25092d6f50 100644 --- a/tests/integration/blockchain/test_network.py +++ b/tests/integration/blockchain/test_network.py @@ -176,10 +176,19 @@ async def test_wallet_connects_despite_lack_of_udp(self): class ServerPickingTestCase(AsyncioTestCase): - async def _make_udp_server(self, port): + async def _make_udp_server(self, port, latency) -> StatusServer: s = StatusServer() await s.start(0, b'\x00' * 32, '127.0.0.1', port) + s.set_available() + sendto = s._protocol.transport.sendto + + def mock_sendto(data, addr): + self.loop.call_later(latency, sendto, data, addr) + + s._protocol.transport.sendto = mock_sendto + self.addCleanup(s.stop) + return s async def _make_fake_server(self, latency=1.0, port=1): # local fake server with artificial latency @@ -191,23 +200,24 @@ async def handle_request(self, request): return {'height': 1} server = await self.loop.create_server(lambda: FakeSession(), host='127.0.0.1', port=port) self.addCleanup(server.close) - await self._make_udp_server(port) + await self._make_udp_server(port, latency) return '127.0.0.1', port async def _make_bad_server(self, port=42420): async def echo(reader, writer): while True: writer.write(await reader.read()) + server = await asyncio.start_server(echo, host='127.0.0.1', port=port) self.addCleanup(server.close) - await self._make_udp_server(port) + await self._make_udp_server(port, 0) return '127.0.0.1', port - async def _test_pick_fastest(self): + async def test_pick_fastest(self): ledger = Mock(config={ 'default_servers': [ # fast but unhealthy, should be discarded - await self._make_bad_server(), + # await self._make_bad_server(), ('localhost', 1), ('example.that.doesnt.resolve', 9000), await self._make_fake_server(latency=1.0, port=1340), @@ -223,7 +233,7 @@ async def _test_pick_fastest(self): await asyncio.wait_for(network.on_connected.first, timeout=10) self.assertTrue(network.is_connected) self.assertTupleEqual(network.client.server, ('127.0.0.1', 1337)) - self.assertTrue(all([not session.is_closing() for session in network.session_pool.available_sessions])) + # self.assertTrue(all([not session.is_closing() for session in network.session_pool.available_sessions])) # ensure we are connected to all of them after a while - await asyncio.sleep(1) - self.assertEqual(len(list(network.session_pool.available_sessions)), 3) + # await asyncio.sleep(1) + # self.assertEqual(len(list(network.session_pool.available_sessions)), 3) From b69faf69209ce31dd92e6d84d37ad52b2df07b87 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 24 May 2021 12:35:26 -0400 Subject: [PATCH 027/206] bid ordered resolve (WIP) --- lbry/wallet/server/db/__init__.py | 2 +- lbry/wallet/server/db/prefixes.py | 72 ++++++++++++++++++++++++++++++- lbry/wallet/server/leveldb.py | 17 ++++---- 3 files changed, 81 insertions(+), 10 deletions(-) diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index 2a47fc5c56..befa3f3a27 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -12,7 +12,7 @@ class DB_PREFIXES(enum.Enum): channel_to_claim = b'J' claim_short_id_prefix = b'F' - # claim_effective_amount_prefix = b'D' + claim_effective_amount_prefix = b'D' claim_expiration = b'O' claim_takeover = b'P' diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index c33b1371ab..a766068cba 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -182,6 +182,17 @@ class ActiveAmountValue(typing.NamedTuple): amount: int +class EffectiveAmountKey(typing.NamedTuple): + name: str + effective_amount: int + tx_num: int + position: int + + +class EffectiveAmountValue(typing.NamedTuple): + claim_hash: bytes + + class ActiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.active_amount.value key_struct = struct.Struct(b'>20sBLLH') @@ -296,6 +307,11 @@ def wrapper(name, *args): return wrapper +def shortid_key_partial_claim_helper(name: str, partial_claim_hash: bytes): + assert len(partial_claim_hash) <= 20 + return length_encoded_name(name) + partial_claim_hash + + class ClaimShortIDPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_short_id_prefix.value key_struct = struct.Struct(b'>20sLH') @@ -303,7 +319,7 @@ class ClaimShortIDPrefixRow(PrefixRow): key_part_lambdas = [ lambda: b'', length_encoded_name, - shortid_key_helper(b'>20s'), + shortid_key_partial_claim_helper, shortid_key_helper(b'>20sL'), shortid_key_helper(b'>20sLH'), ] @@ -608,6 +624,58 @@ def pack_item(cls, txo_type: int, tx_num: int, position: int, height: int, claim cls.pack_value(height, claim_hash, name) +def effective_amount_helper(struct_fmt): + packer = struct.Struct(struct_fmt).pack + + def wrapper(name, *args): + if not args: + return length_encoded_name(name) + if len(args) == 1: + return length_encoded_name(name) + packer(0xffffffffffffffff - args[0]) + return length_encoded_name(name) + packer(0xffffffffffffffff - args[0], *args[1:]) + + return wrapper + + +class EffectiveAmountPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_effective_amount_prefix.value + key_struct = struct.Struct(b'>QLH') + value_struct = struct.Struct(b'>20s') + key_part_lambdas = [ + lambda: b'', + length_encoded_name, + shortid_key_helper(b'>Q'), + shortid_key_helper(b'>QL'), + shortid_key_helper(b'>QLH'), + ] + + @classmethod + def pack_key(cls, name: str, effective_amount: int, tx_num: int, position: int): + return cls.prefix + length_encoded_name(name) + cls.key_struct.pack( + 0xffffffffffffffff - effective_amount, tx_num, position + ) + + @classmethod + def unpack_key(cls, key: bytes) -> EffectiveAmountKey: + assert key[:1] == cls.prefix + name_len = int.from_bytes(key[1:3], byteorder='big') + name = key[3:3 + name_len].decode() + ones_comp_effective_amount, tx_num, position = cls.key_struct.unpack(key[3 + name_len:]) + return EffectiveAmountKey(name, 0xffffffffffffffff - ones_comp_effective_amount, tx_num, position) + + @classmethod + def unpack_value(cls, data: bytes) -> EffectiveAmountValue: + return EffectiveAmountValue(*super().unpack_value(data)) + + @classmethod + def pack_value(cls, claim_hash: bytes) -> bytes: + return super().pack_value(claim_hash) + + @classmethod + def pack_item(cls, name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes): + return cls.pack_key(name, effective_amount, tx_num, position), cls.pack_value(claim_hash) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -626,4 +694,6 @@ class Prefixes: activated = ActivatedPrefixRow active_amount = ActiveAmountPrefixRow + effective_amount = EffectiveAmountPrefixRow + # undo_claimtrie = b'M' diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 469e6af75b..54987335ff 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -264,13 +264,12 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, print("resolved controlling", controlling.claim_hash.hex()) return self._fs_get_claim_by_hash(controlling.claim_hash) - encoded_name = length_encoded_name(normalized_name) amount_order = max(int(amount_order or 1), 1) if claim_id: # resolve by partial/complete claim id short_claim_hash = bytes.fromhex(claim_id) - prefix = DB_PREFIXES.claim_short_id_prefix.value + encoded_name + short_claim_hash + prefix = Prefixes.claim_short_id.pack_partial_key(normalized_name, short_claim_hash) for k, v in self.db.iterator(prefix=prefix): key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) @@ -281,15 +280,17 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, return # resolve by amount ordering, 1 indexed - for idx, (k, v) in enumerate(self.db.iterator( - prefix=DB_PREFIXES.claim_effective_amount_prefix.value + encoded_name)): + prefix = Prefixes.effective_amount.pack_partial_key(normalized_name) + for idx, (k, v) in enumerate(self.db.iterator(prefix=prefix)): if amount_order > idx + 1: continue - key = Prefixes.claim_effective_amount.unpack_key(k) - claim_val = Prefixes.claim_effective_amount.unpack_value(v) + key = Prefixes.effective_amount.unpack_key(k) + claim_val = Prefixes.effective_amount.unpack_value(v) + claim_txo = self.get_claim_txo(claim_val.claim_hash) + activation = self.get_activation(key.tx_num, key.position) return self._prepare_resolve_result( - key.tx_num, key.position, claim_val.claim_hash, key.name, claim_val.root_tx_num, - claim_val.root_position, claim_val.activation + key.tx_num, key.position, claim_val.claim_hash, key.name, claim_txo[1].root_tx_num, + claim_txo[1].root_position, activation ) return From 0a28d216fd3ebb7753ec3b159101179c5d5903d7 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 24 May 2021 12:41:44 -0400 Subject: [PATCH 028/206] comments --- lbry/wallet/server/block_processor.py | 79 ++++++++++++++++----------- 1 file changed, 47 insertions(+), 32 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index fff008dba2..10a15830c7 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -206,18 +206,28 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.history_cache = {} self.status_server = StatusServer() + # txo to pending claim self.pending_claims: typing.Dict[Tuple[int, int], StagedClaimtrieItem] = {} + # claim hash to pending claim txo self.pending_claim_txos: typing.Dict[bytes, Tuple[int, int]] = {} - self.pending_supports = defaultdict(list) - - self.pending_support_txos = {} - - self.pending_removed_support = defaultdict(lambda: defaultdict(list)) + # claim hash to lists of pending support txos + self.pending_supports: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) + # support txo: (supported claim hash, support amount) + self.pending_support_txos: Dict[Tuple[int, int], Tuple[bytes, int]] = {} + # removed supports {name: {claim_hash: [(tx_num, nout), ...]}} + self.pending_removed_support: DefaultDict[str, DefaultDict[bytes, List[Tuple[int, int]]]] = defaultdict( + lambda: defaultdict(list)) self.staged_pending_abandoned: Dict[bytes, StagedClaimtrieItem] = {} - self.removed_active_support = defaultdict(list) - self.staged_activated_support = defaultdict(list) - self.staged_activated_claim = {} - self.pending_activated = defaultdict(lambda: defaultdict(list)) + # removed activated support amounts by claim hash + self.removed_active_support: DefaultDict[bytes, List[int]] = defaultdict(list) + # pending activated support amounts by claim hash + self.staged_activated_support: DefaultDict[bytes, List[int]] = defaultdict(list) + # pending activated name and claim hash to claim/update txo amount + self.staged_activated_claim: Dict[Tuple[str, bytes], int] = {} + # pending claim and support activations per claim hash per name, + # used to process takeovers due to added activations + self.pending_activated: DefaultDict[str, DefaultDict[bytes, List[Tuple[PendingActivationKey, int]]]] = \ + defaultdict(lambda: defaultdict(list)) async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that @@ -482,10 +492,11 @@ def _spend_support_txo(self, txin): print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") return StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount - ).get_spend_support_txo_ops() + StagedActivation( - ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, - support_amount - ).get_remove_activate_ops() + ).get_spend_support_txo_ops() + \ + StagedActivation( + ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, + support_amount + ).get_remove_activate_ops() return [] def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]): @@ -575,10 +586,9 @@ def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: return claim_info[1].name def _get_pending_supported_amount(self, claim_hash: bytes) -> int: - support_amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.height + 1) or 0 - amount = support_amount + sum( - self.staged_activated_support.get(claim_hash, []) - ) + amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.height + 1) or 0 + if claim_hash in self.staged_activated_support: + amount += sum(self.staged_activated_support[claim_hash]) if claim_hash in self.removed_active_support: return amount - sum(self.removed_active_support[claim_hash]) return amount @@ -589,13 +599,9 @@ def _get_pending_effective_amount(self, name: str, claim_hash: bytes) -> int: return claim_amount + support_amount def _get_takeover_ops(self, height: int) -> List['RevertableOp']: - ops = [] - # get takeovers from claims activated at this block - activated_at_height = self.db.get_activated_at_height(height) + # cache for controlling claims as of the previous block controlling_claims = {} - abandoned_need_takeover = [] - abandoned_support_check_need_takeover = defaultdict(list) def get_controlling(_name): if _name not in controlling_claims: @@ -605,15 +611,21 @@ def get_controlling(_name): _controlling = controlling_claims[_name] return _controlling + ops = [] + names_with_abandoned_controlling_claims: List[str] = [] + + # get the claims and supports previously scheduled to be activated at this block + activated_at_height = self.db.get_activated_at_height(height) + # determine names needing takeover/deletion due to controlling claims being abandoned # and add ops to deactivate abandoned claims for claim_hash, staged in self.staged_pending_abandoned.items(): controlling = get_controlling(staged.name) if controlling and controlling.claim_hash == claim_hash: - abandoned_need_takeover.append(staged.name) + names_with_abandoned_controlling_claims.append(staged.name) print(f"\t{staged.name} needs takeover") activation = self.db.get_activation(staged.tx_num, staged.position) - if activation > 0: + if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db ops.extend( StagedActivation( @@ -622,14 +634,16 @@ def get_controlling(_name): ).get_remove_activate_ops() ) else: - # it hadn't yet been activated, db returns -1 for non-existent txos + # it hadn't yet been activated pass - # build set of controlling claims that had activated supports spent to check them for takeovers later + # get the removed activated supports for controlling claims to determine if takeovers are possible + abandoned_support_check_need_takeover = defaultdict(list) for claim_hash, amounts in self.removed_active_support.items(): name = self._get_pending_claim_name(claim_hash) controlling = get_controlling(name) - if controlling and controlling.claim_hash == claim_hash and name not in abandoned_need_takeover: + if controlling and controlling.claim_hash == claim_hash and \ + name not in names_with_abandoned_controlling_claims: abandoned_support_check_need_takeover[(name, claim_hash)].extend(amounts) # prepare to activate or delay activation of the pending claims being added this block @@ -637,7 +651,7 @@ def get_controlling(_name): controlling = get_controlling(staged.name) delay = 0 if not controlling or staged.claim_hash == controlling.claim_hash or \ - controlling.claim_hash in abandoned_need_takeover: + controlling.claim_hash in names_with_abandoned_controlling_claims: pass else: controlling_effective_amount = self._get_pending_effective_amount(staged.name, controlling.claim_hash) @@ -736,7 +750,7 @@ def get_controlling(_name): # go through claims where the controlling claim or supports to the controlling claim have been abandoned # check if takeovers are needed or if the name node is now empty need_reactivate_if_takes_over = {} - for need_takeover in abandoned_need_takeover: + for need_takeover in names_with_abandoned_controlling_claims: existing = self.db.get_claim_txos_for_name(need_takeover) has_candidate = False # add existing claims to the queue for the takeover @@ -764,7 +778,7 @@ def get_controlling(_name): checked_names = set() for name, activated in self.pending_activated.items(): checked_names.add(name) - if name in abandoned_need_takeover: + if name in names_with_abandoned_controlling_claims: print(f'\tabandoned {name} need takeover') controlling = controlling_claims[name] amounts = { @@ -774,8 +788,9 @@ def get_controlling(_name): if controlling and controlling.claim_hash not in self.staged_pending_abandoned: amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning = max(amounts, key=lambda x: amounts[x]) - if not controlling or (winning != controlling.claim_hash and name in abandoned_need_takeover) or ((winning != controlling.claim_hash) and - (amounts[winning] > amounts[controlling.claim_hash])): + if not controlling or (winning != controlling.claim_hash and + name in names_with_abandoned_controlling_claims) or \ + ((winning != controlling.claim_hash) and (amounts[winning] > amounts[controlling.claim_hash])): if (name, winning) in need_reactivate_if_takes_over: previous_pending_activate = need_reactivate_if_takes_over[(name, winning)] amount = self.db.get_claim_txo_amount( From 410d4aeb21153872ad39cd56ef923a3a580d96bd Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 25 May 2021 18:06:33 -0400 Subject: [PATCH 029/206] fix takeover edge case if a claim with a higher value than that of a claim taking over a name exists but isn't yet activated, activate it early and have it take over the name --- lbry/wallet/server/block_processor.py | 217 +++++++++++------- lbry/wallet/server/db/claimtrie.py | 7 - lbry/wallet/server/leveldb.py | 10 + .../blockchain/test_resolve_command.py | 21 ++ 4 files changed, 160 insertions(+), 95 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 10a15830c7..af71e386ed 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -206,6 +206,10 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.history_cache = {} self.status_server = StatusServer() + ################################# + # attributes used for calculating stake activations and takeovers per block + ################################# + # txo to pending claim self.pending_claims: typing.Dict[Tuple[int, int], StagedClaimtrieItem] = {} # claim hash to pending claim txo @@ -572,10 +576,10 @@ def _expire_claims(self, height: int): ops.extend(self._abandon(spent_claims)) return ops - def _get_pending_claim_amount(self, name: str, claim_hash: bytes) -> int: + def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int: if (name, claim_hash) in self.staged_activated_claim: return self.staged_activated_claim[(name, claim_hash)] - return self.db._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.height + 1) + return self.db._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height or (self.height + 1)) def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: assert claim_hash is not None @@ -585,16 +589,16 @@ def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: if claim_info: return claim_info[1].name - def _get_pending_supported_amount(self, claim_hash: bytes) -> int: - amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.height + 1) or 0 + def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] = None) -> int: + amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) or 0 if claim_hash in self.staged_activated_support: amount += sum(self.staged_activated_support[claim_hash]) if claim_hash in self.removed_active_support: return amount - sum(self.removed_active_support[claim_hash]) return amount - def _get_pending_effective_amount(self, name: str, claim_hash: bytes) -> int: - claim_amount = self._get_pending_claim_amount(name, claim_hash) + def _get_pending_effective_amount(self, name: str, claim_hash: bytes, height: Optional[int] = None) -> int: + claim_amount = self._get_pending_claim_amount(name, claim_hash, height=height) support_amount = self._get_pending_supported_amount(claim_hash) return claim_amount + support_amount @@ -611,6 +615,36 @@ def get_controlling(_name): _controlling = controlling_claims[_name] return _controlling + def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, tx_num: int, nout: int, + amount: int, is_support: bool) -> List['RevertableOp']: + controlling = get_controlling(name) + nothing_is_controlling = not controlling + staged_is_controlling = False if not controlling else claim_hash == controlling.claim_hash + controlling_is_abandoned = False if not controlling else \ + controlling.claim_hash in names_with_abandoned_controlling_claims + + if nothing_is_controlling or staged_is_controlling or controlling_is_abandoned: + delay = 0 + elif is_new_claim: + delay = self.coin.get_delay_for_name(height - controlling.height) + else: + controlling_effective_amount = self._get_pending_effective_amount(name, controlling.claim_hash) + staged_effective_amount = self._get_pending_effective_amount(name, claim_hash) + staged_update_could_cause_takeover = staged_effective_amount > controlling_effective_amount + delay = 0 if not staged_update_could_cause_takeover else self.coin.get_delay_for_name( + height - controlling.height + ) + if delay == 0: # if delay was 0 it needs to be considered for takeovers + activated_at_height[PendingActivationValue(claim_hash, name)].append( + PendingActivationKey( + height, ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, tx_num, nout + ) + ) + return StagedActivation( + ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, claim_hash, tx_num, nout, + height + delay, name, amount + ).get_activate_ops() + ops = [] names_with_abandoned_controlling_claims: List[str] = [] @@ -648,28 +682,8 @@ def get_controlling(_name): # prepare to activate or delay activation of the pending claims being added this block for (tx_num, nout), staged in self.pending_claims.items(): - controlling = get_controlling(staged.name) - delay = 0 - if not controlling or staged.claim_hash == controlling.claim_hash or \ - controlling.claim_hash in names_with_abandoned_controlling_claims: - pass - else: - controlling_effective_amount = self._get_pending_effective_amount(staged.name, controlling.claim_hash) - amount = self._get_pending_effective_amount(staged.name, staged.claim_hash) - delay = 0 - # if this is an OP_CLAIM or the amount appears to trigger a takeover, delay - if not staged.is_update or (amount > controlling_effective_amount): - delay = self.coin.get_delay_for_name(height - controlling.height) - ops.extend( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, - height + delay, staged.name, staged.amount - ).get_activate_ops() - ) - if delay == 0: # if delay was 0 it needs to be considered for takeovers - activated_at_height[PendingActivationValue(staged.claim_hash, staged.name)].append( - PendingActivationKey(height, ACTIVATED_CLAIM_TXO_TYPE, tx_num, nout) - ) + ops.extend(get_delayed_activate_ops(staged.name, staged.claim_hash, not staged.is_update, tx_num, nout, + staged.amount, is_support=False)) # and the supports for (tx_num, nout), (claim_hash, amount) in self.pending_support_txos.items(): @@ -677,29 +691,13 @@ def get_controlling(_name): continue elif claim_hash in self.pending_claim_txos: name = self.pending_claims[self.pending_claim_txos[claim_hash]].name - is_update = self.pending_claims[self.pending_claim_txos[claim_hash]].is_update + staged_is_new_claim = not self.pending_claims[self.pending_claim_txos[claim_hash]].is_update else: k, v = self.db.get_claim_txo(claim_hash) name = v.name - is_update = (v.root_tx_num, v.root_position) != (k.tx_num, k.position) - - controlling = get_controlling(name) - delay = 0 - if not controlling or claim_hash == controlling.claim_hash: - pass - elif not is_update or self._get_pending_effective_amount(staged.name, - claim_hash) > self._get_pending_effective_amount(staged.name, controlling.claim_hash): - delay = self.coin.get_delay_for_name(height - controlling.height) - if delay == 0: - activated_at_height[PendingActivationValue(claim_hash, name)].append( - PendingActivationKey(height + delay, ACTIVATED_SUPPORT_TXO_TYPE, tx_num, nout) - ) - ops.extend( - StagedActivation( - ACTIVATED_SUPPORT_TXO_TYPE, claim_hash, tx_num, nout, - height + delay, name, amount - ).get_activate_ops() - ) + staged_is_new_claim = (v.root_tx_num, v.root_position) == (k.tx_num, k.position) + ops.extend(get_delayed_activate_ops(name, claim_hash, staged_is_new_claim, tx_num, nout, amount, + is_support=True)) # add the activation/delayed-activation ops for activated, activated_txos in activated_at_height.items(): @@ -774,57 +772,103 @@ def get_controlling(_name): controlling = get_controlling(need_takeover) ops.extend(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) - # process takeovers from the combined newly added and previously scheduled claims + # scan for possible takeovers out of the accumulated activations, of these make sure there + # aren't any future activations for the taken over names with yet higher amounts, if there are + # these need to get activated now and take over instead. for example: + # claim A is winning for 0.1 for long enough for a > 1 takeover delay + # claim B is made for 0.2 + # a block later, claim C is made for 0.3, it will schedule to activate 1 (or rarely 2) block(s) after B + # upon the delayed activation of B, we need to detect to activate C and make it take over early instead + future_activations = defaultdict(dict) + for activated, activated_txos in self.db.get_future_activated(height).items(): + # uses the pending effective amount for the future activation height, not the current height + future_effective_amount = self._get_pending_effective_amount( + activated.name, activated.claim_hash, activated_txos[-1].height + 1 + ) + v = future_effective_amount, activated, activated_txos[-1] + future_activations[activated.name][activated.claim_hash] = v + + # process takeovers checked_names = set() for name, activated in self.pending_activated.items(): checked_names.add(name) - if name in names_with_abandoned_controlling_claims: - print(f'\tabandoned {name} need takeover') controlling = controlling_claims[name] amounts = { claim_hash: self._get_pending_effective_amount(name, claim_hash) for claim_hash in activated.keys() if claim_hash not in self.staged_pending_abandoned } + # if there is a controlling claim include it in the amounts to ensure it remains the max if controlling and controlling.claim_hash not in self.staged_pending_abandoned: amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) - winning = max(amounts, key=lambda x: amounts[x]) - if not controlling or (winning != controlling.claim_hash and + winning_claim_hash = max(amounts, key=lambda x: amounts[x]) + if not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ - ((winning != controlling.claim_hash) and (amounts[winning] > amounts[controlling.claim_hash])): - if (name, winning) in need_reactivate_if_takes_over: - previous_pending_activate = need_reactivate_if_takes_over[(name, winning)] - amount = self.db.get_claim_txo_amount( - winning, previous_pending_activate.tx_num, previous_pending_activate.position + ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): + amounts_with_future_activations = {claim_hash: amount for claim_hash, amount in amounts.items()} + amounts_with_future_activations.update( + { + claim_hash: effective_amount + for claim_hash, (effective_amount, _, _) in future_activations[name].items() + } + ) + winning_including_future_activations = max( + amounts_with_future_activations, key=lambda x: amounts_with_future_activations[x] + ) + if winning_claim_hash != winning_including_future_activations: + print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " + f"takeover by {winning_including_future_activations.hex()} at {height}") + _, v, k = future_activations[name][winning_including_future_activations] + amount = self._get_pending_claim_amount( + name, winning_including_future_activations, k.height + 1 ) - if winning in self.pending_claim_txos: - tx_num, position = self.pending_claim_txos[winning] - amount = self.pending_claims[(tx_num, position)].amount - else: - tx_num, position = previous_pending_activate.tx_num, previous_pending_activate.position - if previous_pending_activate.height > height: - # the claim had a pending activation in the future, move it to now - ops.extend( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning, tx_num, - position, previous_pending_activate.height, name, amount - ).get_remove_activate_ops() - ) - ops.extend( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning, tx_num, - position, height, name, amount - ).get_activate_ops() + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, k.tx_num, + k.position, k.height, name, amount + ).get_remove_activate_ops() + ) + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, k.tx_num, + k.position, height, name, amount + ).get_activate_ops() + ) + ops.extend(get_takeover_name_ops(name, winning_including_future_activations, height)) + elif not controlling or (winning_claim_hash != controlling.claim_hash and + name in names_with_abandoned_controlling_claims) or \ + ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): + print(f"\ttakeover {name} by {winning_claim_hash.hex()} at {height}") + if (name, winning_claim_hash) in need_reactivate_if_takes_over: + previous_pending_activate = need_reactivate_if_takes_over[(name, winning_claim_hash)] + amount = self.db.get_claim_txo_amount( + winning_claim_hash, previous_pending_activate.tx_num, previous_pending_activate.position ) - ops.extend(get_takeover_name_ops(name, winning, height)) + if winning_claim_hash in self.pending_claim_txos: + tx_num, position = self.pending_claim_txos[winning_claim_hash] + amount = self.pending_claims[(tx_num, position)].amount + else: + tx_num, position = previous_pending_activate.tx_num, previous_pending_activate.position + if previous_pending_activate.height > height: + # the claim had a pending activation in the future, move it to now + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, + position, previous_pending_activate.height, name, amount + ).get_remove_activate_ops() + ) + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, + position, height, name, amount + ).get_activate_ops() + ) + ops.extend(get_takeover_name_ops(name, winning_claim_hash, height)) + elif winning_claim_hash == controlling.claim_hash: + print("\tstill winning") + pass else: - ops.extend(get_takeover_name_ops(name, winning, height)) - - elif winning == controlling.claim_hash: - print("\tstill winning") - pass - else: - print("\tno takeover") - pass + print("\tno takeover") + pass # handle remaining takeovers from abandoned supports for (name, claim_hash), amounts in abandoned_support_check_need_takeover.items(): @@ -871,9 +915,6 @@ def advance_block(self, block): append_hashX_by_tx = hashXs_by_tx.append hashX_from_script = self.coin.hashX_from_script - zero_delay_claims: typing.Dict[Tuple[str, bytes], Tuple[int, int]] = {} - abandoned_or_expired_controlling = set() - for tx, tx_hash in txs: spent_claims = {} diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 70f377d9fb..42bcb9077a 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -5,11 +5,6 @@ from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue - - - - - def length_encoded_name(name: str) -> bytes: encoded = name.encode('utf-8') return len(encoded).to_bytes(2, byteorder='big') + encoded @@ -96,7 +91,6 @@ def get_remove_name_ops(name: str, claim_hash: bytes, height: int) -> typing.Lis def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, previous_winning: Optional[ClaimTakeoverValue] = None): if previous_winning: - # print(f"takeover previously owned {name} - {claim_hash.hex()} at {takeover_height}") return [ RevertableDelete( *Prefixes.claim_takeover.pack_item( @@ -109,7 +103,6 @@ def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, ) ) ] - # print(f"takeover {name} - {claim_hash[::-1].hex()} at {takeover_height}") return [ RevertablePut( *Prefixes.claim_takeover.pack_item( diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 54987335ff..ecdfe5964d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -464,6 +464,16 @@ def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationV activated[v].append(k) return activated + def get_future_activated(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: + activated = defaultdict(list) + for i in range(self.coin.maxTakeoverDelay): + prefix = Prefixes.pending_activation.pack_partial_key(height+1+i, ACTIVATED_CLAIM_TXO_TYPE) + for _k, _v in self.db.iterator(prefix=prefix): + k = Prefixes.pending_activation.unpack_key(_k) + v = Prefixes.pending_activation.unpack_value(_v) + activated[v].append(k) + return activated + async def _read_tx_counts(self): if self.tx_counts is not None: return diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index bbfcee30a8..ccc1ac060c 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -434,6 +434,27 @@ async def test_activation_delay_then_abandon_then_reclaim(self): await self.assertNoClaimForName(name) await self._test_activation_delay() + async def test_early_takeover(self): + name = 'derp' + # block 207 + first_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + + await self.generate(96) + # block 304, activates at 307 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + # block 305, activates at 308 (but gets triggered early by the takeover by the second claim) + third_claim_id = (await self.stream_create(name, '0.3', allow_duplicate_name=True))['outputs'][0]['claim_id'] + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + async def test_block_takeover_with_delay_1_support(self): name = 'derp' # initially claim the name From 3eb9d23108019095e4dd7bdfa7b223ef92b3d8e1 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 25 May 2021 18:42:08 -0400 Subject: [PATCH 030/206] require previous_winning arg for get_takeover_name_ops --- lbry/wallet/server/block_processor.py | 7 +++---- lbry/wallet/server/db/claimtrie.py | 2 +- 2 files changed, 4 insertions(+), 5 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index af71e386ed..2f023d30f3 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -833,7 +833,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t k.position, height, name, amount ).get_activate_ops() ) - ops.extend(get_takeover_name_ops(name, winning_including_future_activations, height)) + ops.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): @@ -862,7 +862,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t position, height, name, amount ).get_activate_ops() ) - ops.extend(get_takeover_name_ops(name, winning_claim_hash, height)) + ops.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) elif winning_claim_hash == controlling.claim_hash: print("\tstill winning") pass @@ -887,8 +887,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t winning = max(amounts, key=lambda x: amounts[x]) if (controlling and winning != controlling.claim_hash) or (not controlling and winning): print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") - ops.extend(get_takeover_name_ops(name, winning, height)) - + ops.extend(get_takeover_name_ops(name, winning, height, controlling)) return ops def advance_block(self, block): diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 42bcb9077a..481e2178c4 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -89,7 +89,7 @@ def get_remove_name_ops(name: str, claim_hash: bytes, height: int) -> typing.Lis def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, - previous_winning: Optional[ClaimTakeoverValue] = None): + previous_winning: Optional[ClaimTakeoverValue]): if previous_winning: return [ RevertableDelete( From 77cde411f198598f6e979c387d41c18cc078ae07 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 25 May 2021 18:42:39 -0400 Subject: [PATCH 031/206] test_early_takeover_abandoned_controlling_support --- .../blockchain/test_resolve_command.py | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index ccc1ac060c..f688f8cf3e 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -455,6 +455,32 @@ async def test_early_takeover(self): await self.generate(1) await self.assertMatchClaimIsWinning(name, third_claim_id) + async def test_early_takeover_abandoned_controlling_support(self): + name = 'derp' + # block 207 + first_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0][ + 'claim_id'] + tx = await self.daemon.jsonrpc_support_create(first_claim_id, '0.2') + await self.ledger.wait(tx) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(96) + # block 304, activates at 307 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0][ + 'claim_id'] + # block 305, activates at 308 (but gets triggered early by the takeover by the second claim) + third_claim_id = (await self.stream_create(name, '0.3', allow_duplicate_name=True))['outputs'][0][ + 'claim_id'] + self.assertNotEqual(first_claim_id, second_claim_id) + # takeover should not have happened yet + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.daemon.jsonrpc_txo_spend(type='support', txid=tx.id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + async def test_block_takeover_with_delay_1_support(self): name = 'derp' # initially claim the name From 62a4f0fc048a96a80070b15eec1a9685cf781f6f Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 26 May 2021 17:25:03 -0400 Subject: [PATCH 032/206] fix early takeovers by not-yet activated claims --- lbry/wallet/server/block_processor.py | 119 ++++++++++++++---- lbry/wallet/server/db/claimtrie.py | 5 +- lbry/wallet/server/leveldb.py | 2 +- lbry/wallet/server/session.py | 3 +- .../blockchain/test_resolve_command.py | 77 ++++++++++++ 5 files changed, 177 insertions(+), 29 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 2f023d30f3..abe6efbd2a 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -232,6 +232,10 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): # used to process takeovers due to added activations self.pending_activated: DefaultDict[str, DefaultDict[bytes, List[Tuple[PendingActivationKey, int]]]] = \ defaultdict(lambda: defaultdict(list)) + # these are used for detecting early takeovers by not yet activated claims/supports + self.possible_future_activated_support: DefaultDict[bytes, List[int]] = defaultdict(list) + self.possible_future_activated_claim: Dict[Tuple[str, bytes], int] = {} + self.possible_future_support_txos: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that @@ -579,6 +583,8 @@ def _expire_claims(self, height: int): def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int: if (name, claim_hash) in self.staged_activated_claim: return self.staged_activated_claim[(name, claim_hash)] + if (name, claim_hash) in self.possible_future_activated_claim: + return self.possible_future_activated_claim[(name, claim_hash)] return self.db._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height or (self.height + 1)) def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: @@ -593,13 +599,15 @@ def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) or 0 if claim_hash in self.staged_activated_support: amount += sum(self.staged_activated_support[claim_hash]) + if claim_hash in self.possible_future_activated_support: + amount += sum(self.possible_future_activated_support[claim_hash]) if claim_hash in self.removed_active_support: return amount - sum(self.removed_active_support[claim_hash]) return amount def _get_pending_effective_amount(self, name: str, claim_hash: bytes, height: Optional[int] = None) -> int: claim_amount = self._get_pending_claim_amount(name, claim_hash, height=height) - support_amount = self._get_pending_supported_amount(claim_hash) + support_amount = self._get_pending_supported_amount(claim_hash, height=height) return claim_amount + support_amount def _get_takeover_ops(self, height: int) -> List['RevertableOp']: @@ -615,6 +623,14 @@ def get_controlling(_name): _controlling = controlling_claims[_name] return _controlling + ops = [] + names_with_abandoned_controlling_claims: List[str] = [] + + # get the claims and supports previously scheduled to be activated at this block + activated_at_height = self.db.get_activated_at_height(height) + activate_in_future = defaultdict(lambda: defaultdict(list)) + future_activations = defaultdict(dict) + def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, tx_num: int, nout: int, amount: int, is_support: bool) -> List['RevertableOp']: controlling = get_controlling(name) @@ -640,17 +656,20 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t height, ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, tx_num, nout ) ) + else: # if the delay was higher if still needs to be considered if something else triggers a takeover + activate_in_future[name][claim_hash].append(( + PendingActivationKey( + height + delay, ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, + tx_num, nout + ), amount + )) + if is_support: + self.possible_future_support_txos[claim_hash].append((tx_num, nout)) return StagedActivation( ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, claim_hash, tx_num, nout, height + delay, name, amount ).get_activate_ops() - ops = [] - names_with_abandoned_controlling_claims: List[str] = [] - - # get the claims and supports previously scheduled to be activated at this block - activated_at_height = self.db.get_activated_at_height(height) - # determine names needing takeover/deletion due to controlling claims being abandoned # and add ops to deactivate abandoned claims for claim_hash, staged in self.staged_pending_abandoned.items(): @@ -682,8 +701,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # prepare to activate or delay activation of the pending claims being added this block for (tx_num, nout), staged in self.pending_claims.items(): - ops.extend(get_delayed_activate_ops(staged.name, staged.claim_hash, not staged.is_update, tx_num, nout, - staged.amount, is_support=False)) + ops.extend(get_delayed_activate_ops( + staged.name, staged.claim_hash, not staged.is_update, tx_num, nout, staged.amount, is_support=False + )) # and the supports for (tx_num, nout), (claim_hash, amount) in self.pending_support_txos.items(): @@ -696,8 +716,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t k, v = self.db.get_claim_txo(claim_hash) name = v.name staged_is_new_claim = (v.root_tx_num, v.root_position) == (k.tx_num, k.position) - ops.extend(get_delayed_activate_ops(name, claim_hash, staged_is_new_claim, tx_num, nout, amount, - is_support=True)) + ops.extend(get_delayed_activate_ops( + name, claim_hash, staged_is_new_claim, tx_num, nout, amount, is_support=True + )) # add the activation/delayed-activation ops for activated, activated_txos in activated_at_height.items(): @@ -779,15 +800,24 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # claim B is made for 0.2 # a block later, claim C is made for 0.3, it will schedule to activate 1 (or rarely 2) block(s) after B # upon the delayed activation of B, we need to detect to activate C and make it take over early instead - future_activations = defaultdict(dict) for activated, activated_txos in self.db.get_future_activated(height).items(): # uses the pending effective amount for the future activation height, not the current height - future_effective_amount = self._get_pending_effective_amount( + future_amount = self._get_pending_claim_amount( activated.name, activated.claim_hash, activated_txos[-1].height + 1 ) - v = future_effective_amount, activated, activated_txos[-1] + v = future_amount, activated, activated_txos[-1] future_activations[activated.name][activated.claim_hash] = v + for name, future_activated in activate_in_future.items(): + for claim_hash, activated in future_activated.items(): + for txo in activated: + v = txo[1], PendingActivationValue(claim_hash, name), txo[0] + future_activations[name][claim_hash] = v + if v[2].is_claim: + self.possible_future_activated_claim[(name, claim_hash)] = v[0] + else: + self.possible_future_activated_support[claim_hash].append(v[0]) + # process takeovers checked_names = set() for name, activated in self.pending_activated.items(): @@ -807,32 +837,68 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amounts_with_future_activations = {claim_hash: amount for claim_hash, amount in amounts.items()} amounts_with_future_activations.update( { - claim_hash: effective_amount - for claim_hash, (effective_amount, _, _) in future_activations[name].items() + claim_hash: self._get_pending_effective_amount( + name, claim_hash, self.height + 1 + self.coin.maxTakeoverDelay + ) for claim_hash in future_activations[name] } ) winning_including_future_activations = max( amounts_with_future_activations, key=lambda x: amounts_with_future_activations[x] ) + print(amounts_with_future_activations) + print(amounts) if winning_claim_hash != winning_including_future_activations: print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " f"takeover by {winning_including_future_activations.hex()} at {height}") - _, v, k = future_activations[name][winning_including_future_activations] - amount = self._get_pending_claim_amount( - name, winning_including_future_activations, k.height + 1 - ) + # handle a pending activated claim jumping the takeover delay when another name takes over + if winning_including_future_activations not in self.pending_claim_txos: + claim = self.db.get_claim_txo(winning_including_future_activations) + tx_num = claim[0].tx_num + position = claim[0].position + amount = claim[1].amount + activation = self.db.get_activation(tx_num, position) + + else: + tx_num, position = self.pending_claim_txos[winning_including_future_activations] + amount = None + activation = None + for (k, tx_amount) in activate_in_future[name][winning_including_future_activations]: + if (k.tx_num, k.position) == (tx_num, position): + amount = tx_amount + activation = k.height + assert None not in (amount, activation) ops.extend( StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, k.tx_num, - k.position, k.height, name, amount + ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, + position, activation, name, amount ).get_remove_activate_ops() ) ops.extend( StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, k.tx_num, - k.position, height, name, amount + ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, + position, height, name, amount ).get_activate_ops() ) + + for (k, amount) in activate_in_future[name][winning_including_future_activations]: + txo = (k.tx_num, k.position) + if txo in self.possible_future_support_txos[winning_including_future_activations]: + t = ACTIVATED_SUPPORT_TXO_TYPE + else: + t = ACTIVATED_CLAIM_TXO_TYPE + ops.extend( + StagedActivation( + t, winning_including_future_activations, k.tx_num, + k.position, k.height, name, amount + ).get_remove_activate_ops() + ) + ops.extend( + StagedActivation( + t, winning_including_future_activations, k.tx_num, + k.position, height, name, amount + ).get_activate_ops() + ) + ops.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ @@ -875,9 +941,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if name in checked_names: continue checked_names.add(name) - controlling = get_controlling(name) - amounts = { claim_hash: self._get_pending_effective_amount(name, claim_hash) for claim_hash in self.db.get_claims_for_name(name) if claim_hash not in self.staged_pending_abandoned @@ -1012,6 +1076,9 @@ def advance_block(self, block): self.staged_activated_support.clear() self.staged_activated_claim.clear() self.pending_activated.clear() + self.possible_future_activated_claim.clear() + self.possible_future_activated_support.clear() + self.possible_future_support_txos.clear() for cache in self.search_cache.values(): cache.clear() diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 481e2178c4..9493d00546 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -3,6 +3,7 @@ from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue +from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE def length_encoded_name(name: str) -> bytes: @@ -51,7 +52,9 @@ class StagedActivation(typing.NamedTuple): def _get_add_remove_activate_ops(self, add=True): op = RevertablePut if add else RevertableDelete - print(f"\t{'add' if add else 'remove'} {self.txo_type}, {self.tx_num}, {self.position}, activation={self.activation_height}, {self.name}") + print(f"\t{'add' if add else 'remove'} {'claim' if self.txo_type == ACTIVATED_CLAIM_TXO_TYPE else 'support'}," + f" {self.tx_num}, {self.position}, activation={self.activation_height}, {self.name}, " + f"amount={self.amount}") return [ op( *Prefixes.activated.pack_item( diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index ecdfe5964d..2c0740ada9 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -467,7 +467,7 @@ def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationV def get_future_activated(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: activated = defaultdict(list) for i in range(self.coin.maxTakeoverDelay): - prefix = Prefixes.pending_activation.pack_partial_key(height+1+i, ACTIVATED_CLAIM_TXO_TYPE) + prefix = Prefixes.pending_activation.pack_partial_key(height+1+i) for _k, _v in self.db.iterator(prefix=prefix): k = Prefixes.pending_activation.unpack_key(_k) v = Prefixes.pending_activation.unpack_value(_v) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 0c15651bf3..1ec118581f 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -1059,11 +1059,12 @@ async def claimtrie_getclaimbyid(self, claim_id): rows = [] extra = [] stream = await self.db.fs_getclaimbyid(claim_id) + if not stream: + stream = LookupError(f"Could not find claim at {claim_id}") rows.append(stream) # print("claimtrie resolve %i rows %i extrat" % (len(rows), len(extra))) return Outputs.to_base64(rows, extra, 0, None, None) - def assert_tx_hash(self, value): '''Raise an RPCError if the value is not a valid transaction hash.''' diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index f688f8cf3e..1fac0726f1 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -455,6 +455,83 @@ async def test_early_takeover(self): await self.generate(1) await self.assertMatchClaimIsWinning(name, third_claim_id) + async def test_early_takeover_zero_delay(self): + name = 'derp' + # block 207 + first_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + + await self.generate(96) + # block 304, activates at 307 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, first_claim_id) + # on block 307 make a third claim with a yet higher amount, it takes over with no delay because the + # second claim activates and begins the takeover on this block + third_claim_id = (await self.stream_create(name, '0.3', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, third_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + + async def test_early_takeover_from_support_zero_delay(self): + name = 'derp' + # block 207 + first_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + + await self.generate(96) + # block 304, activates at 307 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, first_claim_id) + third_claim_id = (await self.stream_create(name, '0.19', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + tx = await self.daemon.jsonrpc_support_create(third_claim_id, '0.1') + await self.ledger.wait(tx) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + + async def test_early_takeover_from_support_and_claim_zero_delay(self): + name = 'derp' + # block 207 + first_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + + await self.generate(96) + # block 304, activates at 307 + second_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(1) + + file_path = self.create_upload_file(data=b'hi!') + tx = await self.daemon.jsonrpc_stream_create(name, '0.19', file_path=file_path, allow_duplicate_name=True) + await self.ledger.wait(tx) + third_claim_id = tx.outputs[0].claim_id + + wallet = self.daemon.wallet_manager.get_wallet_or_default(None) + funding_accounts = wallet.get_accounts_or_all(None) + amount = self.daemon.get_dewies_or_error("amount", '0.1') + account = wallet.get_account_or_default(None) + claim_address = await account.receiving.get_or_create_usable_address() + tx = await Transaction.support( + 'derp', third_claim_id, amount, claim_address, funding_accounts, funding_accounts[0], None + ) + await tx.sign(funding_accounts) + await self.daemon.broadcast_or_release(tx, True) + await self.ledger.wait(tx) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + await self.generate(1) + await self.assertMatchClaimIsWinning(name, third_claim_id) + async def test_early_takeover_abandoned_controlling_support(self): name = 'derp' # block 207 From 407cd8dd4b280cd02306a1a5aba84bb33538a6d2 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 26 May 2021 17:38:18 -0400 Subject: [PATCH 033/206] fix duplicate update op for early activating claim --- lbry/wallet/server/block_processor.py | 32 ++++++++++++--------------- 1 file changed, 14 insertions(+), 18 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index abe6efbd2a..8b9ffb093f 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -845,8 +845,6 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t winning_including_future_activations = max( amounts_with_future_activations, key=lambda x: amounts_with_future_activations[x] ) - print(amounts_with_future_activations) - print(amounts) if winning_claim_hash != winning_including_future_activations: print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " f"takeover by {winning_including_future_activations.hex()} at {height}") @@ -866,7 +864,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if (k.tx_num, k.position) == (tx_num, position): amount = tx_amount activation = k.height + break assert None not in (amount, activation) + # update the claim that's activating early ops.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, @@ -879,26 +879,22 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t position, height, name, amount ).get_activate_ops() ) - for (k, amount) in activate_in_future[name][winning_including_future_activations]: txo = (k.tx_num, k.position) if txo in self.possible_future_support_txos[winning_including_future_activations]: t = ACTIVATED_SUPPORT_TXO_TYPE - else: - t = ACTIVATED_CLAIM_TXO_TYPE - ops.extend( - StagedActivation( - t, winning_including_future_activations, k.tx_num, - k.position, k.height, name, amount - ).get_remove_activate_ops() - ) - ops.extend( - StagedActivation( - t, winning_including_future_activations, k.tx_num, - k.position, height, name, amount - ).get_activate_ops() - ) - + ops.extend( + StagedActivation( + t, winning_including_future_activations, k.tx_num, + k.position, k.height, name, amount + ).get_remove_activate_ops() + ) + ops.extend( + StagedActivation( + t, winning_including_future_activations, k.tx_num, + k.position, height, name, amount + ).get_activate_ops() + ) ops.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ From 6f5bca0f67c54e9be8c7b52120a428ac47bc7af2 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 27 May 2021 13:35:41 -0400 Subject: [PATCH 034/206] bid ordered resolve, feed ES claim data from block processor --- lbry/wallet/server/block_processor.py | 117 +++++++++++++++++- lbry/wallet/server/db/claimtrie.py | 14 ++- lbry/wallet/server/db/elasticsearch/search.py | 84 ++++++------- lbry/wallet/server/session.py | 29 +++-- .../blockchain/test_resolve_command.py | 3 + 5 files changed, 188 insertions(+), 59 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 8b9ffb093f..3236b11526 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -18,8 +18,8 @@ from lbry.wallet.server.leveldb import FlushData from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport -from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation -from lbry.wallet.server.db.claimtrie import get_remove_name_ops +from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation, get_add_effective_amount_ops +from lbry.wallet.server.db.claimtrie import get_remove_name_ops, get_remove_effective_amount_ops from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue from lbry.wallet.server.udp import StatusServer @@ -237,6 +237,75 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.possible_future_activated_claim: Dict[Tuple[str, bytes], int] = {} self.possible_future_support_txos: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) + self.removed_claims_to_send_es = set() + self.touched_claims_to_send_es = set() + + def claim_producer(self): + if self.db.db_height <= 1: + return + for claim_hash in self.removed_claims_to_send_es: + yield 'delete', claim_hash.hex() + for claim_hash in self.touched_claims_to_send_es: + claim = self.db._fs_get_claim_by_hash(claim_hash) + yield ('update', { + 'claim_hash': claim_hash, + # 'claim_id': claim_hash.hex(), + 'claim_name': claim.name, + 'normalized': claim.name, + 'tx_id': claim.tx_hash[::-1].hex(), + 'tx_nout': claim.position, + 'amount': claim.amount, + 'timestamp': 0, + 'creation_timestamp': 0, + 'height': claim.height, + 'creation_height': claim.creation_height, + 'activation_height': claim.activation_height, + 'expiration_height': claim.expiration_height, + 'effective_amount': claim.effective_amount, + 'support_amount': claim.support_amount, + 'is_controlling': claim.is_controlling, + 'last_take_over_height': claim.last_takeover_height, + + 'short_url': '', + 'canonical_url': '', + + 'release_time': 0, + 'title': '', + 'author': '', + 'description': '', + 'claim_type': 0, + 'has_source': False, + 'stream_type': '', + 'media_type': '', + 'fee_amount': 0, + 'fee_currency': '', + 'duration': 0, + + 'reposted': 0, + 'reposted_claim_hash': None, + 'reposted_claim_type': None, + 'reposted_has_source': False, + + 'channel_hash': None, + + 'public_key_bytes': None, + 'public_key_hash': None, + 'signature': None, + 'signature_digest': None, + 'signature_valid': False, + 'claims_in_channel': 0, + + 'tags': [], + 'languages': [], + + 'censor_type': 0, + 'censoring_channel_hash': None, + # 'trending_group': 0, + # 'trending_mixed': 0, + # 'trending_local': 0, + # 'trending_global': 0, + }) + async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that # cancellations from shutdown don't lose work - when the task @@ -266,12 +335,15 @@ async def check_and_advance_blocks(self, raw_blocks): try: for block in blocks: await self.run_in_thread_with_lock(self.advance_block, block) + await self.db.search_index.claim_consumer(self.claim_producer()) + self.touched_claims_to_send_es.clear() + self.removed_claims_to_send_es.clear() print("******************\n") except: self.logger.exception("advance blocks failed") raise # if self.sql: - # await self.db.search_index.claim_consumer(self.db.claim_producer()) + for cache in self.search_cache.values(): cache.clear() self.history_cache.clear() # TODO: is this needed? @@ -948,6 +1020,43 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if (controlling and winning != controlling.claim_hash) or (not controlling and winning): print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") ops.extend(get_takeover_name_ops(name, winning, height, controlling)) + + # gather cumulative removed/touched sets to update the search index + self.removed_claims_to_send_es.update(set(self.staged_pending_abandoned.keys())) + self.touched_claims_to_send_es.update( + set(self.staged_activated_support.keys()).union(set(claim_hash for (_, claim_hash) in self.staged_activated_claim.keys())).difference( + self.removed_claims_to_send_es) + ) + + # for use the cumulative changes to now update bid ordered resolve + for removed in self.removed_claims_to_send_es: + removed_claim = self.db.get_claim_txo(removed) + if not removed_claim: + continue + k, v = removed_claim + name, tx_num, position = v.name, k.tx_num, k.position + ops.extend(get_remove_effective_amount_ops( + name, self.db.get_effective_amount(removed), tx_num, position, removed + )) + for touched in self.touched_claims_to_send_es: + if touched in self.pending_claim_txos: + pending = self.pending_claims[self.pending_claim_txos[touched]] + name, tx_num, position = pending.name, pending.tx_num, pending.position + claim_from_db = self.db.get_claim_txo(touched) + if claim_from_db: + k, v = claim_from_db + prev_tx_num, prev_position = k.tx_num, k.position + ops.extend(get_remove_effective_amount_ops( + name, self.db.get_effective_amount(touched), prev_tx_num, prev_position, touched + )) + else: + k, v = self.db.get_claim_txo(touched) + name, tx_num, position = v.name, k.tx_num, k.position + ops.extend(get_remove_effective_amount_ops( + name, self.db.get_effective_amount(touched), tx_num, position, touched + )) + ops.extend(get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), + tx_num, position, touched)) return ops def advance_block(self, block): @@ -1060,8 +1169,6 @@ def advance_block(self, block): self.db.flush_dbs(self.flush_data()) - # self.effective_amount_changes.clear() - self.pending_claims.clear() self.pending_claim_txos.clear() self.pending_supports.clear() diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 9493d00546..4c8aa301c7 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -2,7 +2,7 @@ from typing import Optional from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES -from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue +from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue, EffectiveAmountPrefixRow from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE @@ -115,6 +115,18 @@ def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, ] +def get_remove_effective_amount_ops(name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes): + return [ + RevertableDelete(*EffectiveAmountPrefixRow.pack_item(name, effective_amount, tx_num, position, claim_hash)) + ] + + +def get_add_effective_amount_ops(name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes): + return [ + RevertablePut(*EffectiveAmountPrefixRow.pack_item(name, effective_amount, tx_num, position, claim_hash)) + ] + + class StagedClaimtrieItem(typing.NamedTuple): name: str claim_hash: bytes diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 75f7f4a0e0..99ca998870 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -170,48 +170,43 @@ def clear_caches(self): self.claim_cache.clear() self.resolution_cache.clear() - async def session_query(self, query_name, kwargs): - offset, total = kwargs.get('offset', 0) if isinstance(kwargs, dict) else 0, 0 + async def cached_search(self, kwargs): total_referenced = [] - if query_name == 'resolve': - total_referenced, response, censor = await self.resolve(*kwargs) - else: - cache_item = ResultCacheItem.from_cache(str(kwargs), self.search_cache) - if cache_item.result is not None: + cache_item = ResultCacheItem.from_cache(str(kwargs), self.search_cache) + if cache_item.result is not None: + return cache_item.result + async with cache_item.lock: + if cache_item.result: return cache_item.result - async with cache_item.lock: - if cache_item.result: - return cache_item.result - censor = Censor(Censor.SEARCH) - if kwargs.get('no_totals'): - response, offset, total = await self.search(**kwargs, censor_type=Censor.NOT_CENSORED) - else: - response, offset, total = await self.search(**kwargs) - censor.apply(response) + censor = Censor(Censor.SEARCH) + if kwargs.get('no_totals'): + response, offset, total = await self.search(**kwargs, censor_type=Censor.NOT_CENSORED) + else: + response, offset, total = await self.search(**kwargs) + censor.apply(response) + total_referenced.extend(response) + if censor.censored: + response, _, _ = await self.search(**kwargs, censor_type=Censor.NOT_CENSORED) total_referenced.extend(response) - if censor.censored: - response, _, _ = await self.search(**kwargs, censor_type=Censor.NOT_CENSORED) - total_referenced.extend(response) - result = Outputs.to_base64( - response, await self._get_referenced_rows(total_referenced), offset, total, censor - ) - cache_item.result = result - return result - return Outputs.to_base64(response, await self._get_referenced_rows(total_referenced), offset, total, censor) - - async def resolve(self, *urls): - censor = Censor(Censor.RESOLVE) - results = [await self.resolve_url(url) for url in urls] - # just heat the cache - await self.populate_claim_cache(*filter(lambda x: isinstance(x, str), results)) - results = [self._get_from_cache_or_error(url, result) for url, result in zip(urls, results)] - - censored = [ - result if not isinstance(result, dict) or not censor.censor(result) - else ResolveCensoredError(url, result['censoring_channel_id']) - for url, result in zip(urls, results) - ] - return results, censored, censor + result = Outputs.to_base64( + response, await self._get_referenced_rows(total_referenced), offset, total, censor + ) + cache_item.result = result + return result + + # async def resolve(self, *urls): + # censor = Censor(Censor.RESOLVE) + # results = [await self.resolve_url(url) for url in urls] + # # just heat the cache + # await self.populate_claim_cache(*filter(lambda x: isinstance(x, str), results)) + # results = [self._get_from_cache_or_error(url, result) for url, result in zip(urls, results)] + # + # censored = [ + # result if not isinstance(result, dict) or not censor.censor(result) + # else ResolveCensoredError(url, result['censoring_channel_hash']) + # for url, result in zip(urls, results) + # ] + # return results, censored, censor def _get_from_cache_or_error(self, url: str, resolution: Union[LookupError, StreamResolution, ChannelResolution]): cached = self.claim_cache.get(resolution) @@ -432,10 +427,11 @@ def extract_doc(doc, index): doc['reposted_claim_id'] = None channel_hash = doc.pop('channel_hash') doc['channel_id'] = channel_hash[::-1].hex() if channel_hash else channel_hash - doc['censoring_channel_id'] = doc.get('censoring_channel_id') - txo_hash = doc.pop('txo_hash') - doc['tx_id'] = txo_hash[:32][::-1].hex() - doc['tx_nout'] = struct.unpack(' Date: Fri, 28 May 2021 14:10:35 -0400 Subject: [PATCH 035/206] fix updating the ES search index -update search index to use ResolveResult tuples --- lbry/wallet/server/block_processor.py | 83 +++++++++++++------ lbry/wallet/server/db/common.py | 24 ++++++ .../server/db/elasticsearch/constants.py | 4 +- lbry/wallet/server/db/elasticsearch/search.py | 51 +++++++++++- lbry/wallet/server/leveldb.py | 27 +----- lbry/wallet/server/session.py | 2 - 6 files changed, 137 insertions(+), 54 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 3236b11526..cd730212c3 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -9,6 +9,10 @@ from collections import defaultdict import lbry from lbry.schema.claim import Claim +from lbry.wallet.ledger import Ledger, TestNetLedger, RegTestLedger +from lbry.wallet.constants import TXO_TYPES +from lbry.wallet.server.db.common import STREAM_TYPES + from lbry.wallet.transaction import OutputScript, Output from lbry.wallet.server.tx import Tx, TxOutput, TxInput from lbry.wallet.server.daemon import DaemonError @@ -174,6 +178,13 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.notifications = notifications self.coin = env.coin + if env.coin.NET == 'mainnet': + self.ledger = Ledger + elif env.coin.NET == 'testnet': + self.ledger = TestNetLedger + else: + self.ledger = RegTestLedger + self.blocks_event = asyncio.Event() self.prefetcher = Prefetcher(daemon, env.coin, self.blocks_event) self.logger = class_logger(__name__, self.__class__.__name__) @@ -247,12 +258,31 @@ def claim_producer(self): yield 'delete', claim_hash.hex() for claim_hash in self.touched_claims_to_send_es: claim = self.db._fs_get_claim_by_hash(claim_hash) + raw_claim_tx = self.db.db.get(DB_PREFIXES.TX_PREFIX.value + claim.tx_hash) + try: + claim_txo: TxOutput = self.coin.transaction(raw_claim_tx).outputs[claim.position] + script = OutputScript(claim_txo.pk_script) + script.parse() + except: + self.logger.exception( + "tx parsing for ES went boom %s %s", claim.tx_hash[::-1].hex(), raw_claim_tx.hex() + ) + continue + try: + metadata = Claim.from_bytes(script.values['claim']) + except: + self.logger.exception( + "claim parsing for ES went boom %s %s", claim.tx_hash[::-1].hex(), raw_claim_tx.hex() + ) + continue + yield ('update', { - 'claim_hash': claim_hash, + 'claim_hash': claim_hash[::-1], # 'claim_id': claim_hash.hex(), 'claim_name': claim.name, 'normalized': claim.name, 'tx_id': claim.tx_hash[::-1].hex(), + 'tx_num': claim.tx_num, 'tx_nout': claim.position, 'amount': claim.amount, 'timestamp': 0, @@ -269,35 +299,38 @@ def claim_producer(self): 'short_url': '', 'canonical_url': '', - 'release_time': 0, - 'title': '', - 'author': '', - 'description': '', - 'claim_type': 0, - 'has_source': False, - 'stream_type': '', - 'media_type': '', - 'fee_amount': 0, - 'fee_currency': '', - 'duration': 0, + 'release_time': None if not metadata.is_stream else metadata.stream.release_time, + 'title': None if not metadata.is_stream else metadata.stream.title, + 'author': None if not metadata.is_stream else metadata.stream.author, + 'description': None if not metadata.is_stream else metadata.stream.description, + 'claim_type': TXO_TYPES[metadata.claim_type], + 'has_source': None if not metadata.is_stream else metadata.stream.has_source, + 'stream_type': None if not metadata.is_stream else STREAM_TYPES.get(metadata.stream.stream_type, None), + 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, + 'fee_amount': None if not metadata.is_stream else metadata.stream.fee.amount, + 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, + 'duration': None if not metadata.is_stream else (metadata.stream.video.duration or metadata.stream.audio.duration), 'reposted': 0, 'reposted_claim_hash': None, 'reposted_claim_type': None, 'reposted_has_source': False, - 'channel_hash': None, + 'channel_hash': metadata.signing_channel_hash, - 'public_key_bytes': None, - 'public_key_hash': None, - 'signature': None, + 'public_key_bytes': None if not metadata.is_channel else metadata.channel.public_key_bytes, + 'public_key_hash': None if not metadata.is_channel else self.ledger.address_to_hash160( + self.ledger.public_key_to_address(metadata.channel.public_key_bytes) + ), + 'signature': metadata.signature, 'signature_digest': None, 'signature_valid': False, 'claims_in_channel': 0, - 'tags': [], - 'languages': [], - + 'tags': [] if not metadata.is_stream else [tag for tag in metadata.stream.tags], + 'languages': [] if not metadata.is_stream else ( + [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] + ), 'censor_type': 0, 'censoring_channel_hash': None, # 'trending_group': 0, @@ -885,10 +918,10 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t for txo in activated: v = txo[1], PendingActivationValue(claim_hash, name), txo[0] future_activations[name][claim_hash] = v - if v[2].is_claim: - self.possible_future_activated_claim[(name, claim_hash)] = v[0] + if txo[0].is_claim: + self.possible_future_activated_claim[(name, claim_hash)] = txo[1] else: - self.possible_future_activated_support[claim_hash].append(v[0]) + self.possible_future_activated_support[claim_hash].append(txo[1]) # process takeovers checked_names = set() @@ -927,7 +960,6 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t position = claim[0].position amount = claim[1].amount activation = self.db.get_activation(tx_num, position) - else: tx_num, position = self.pending_claim_txos[winning_including_future_activations] amount = None @@ -1024,8 +1056,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # gather cumulative removed/touched sets to update the search index self.removed_claims_to_send_es.update(set(self.staged_pending_abandoned.keys())) self.touched_claims_to_send_es.update( - set(self.staged_activated_support.keys()).union(set(claim_hash for (_, claim_hash) in self.staged_activated_claim.keys())).difference( - self.removed_claims_to_send_es) + set(self.staged_activated_support.keys()).union( + set(claim_hash for (_, claim_hash) in self.staged_activated_claim.keys()) + ).difference(self.removed_claims_to_send_es) ) # for use the cumulative changes to now update bid ordered resolve diff --git a/lbry/wallet/server/db/common.py b/lbry/wallet/server/db/common.py index c0fdc4f3fb..5865c05fcf 100644 --- a/lbry/wallet/server/db/common.py +++ b/lbry/wallet/server/db/common.py @@ -1,3 +1,5 @@ +import typing + CLAIM_TYPES = { 'stream': 1, 'channel': 2, @@ -418,3 +420,25 @@ def normalize_tag(tag): 'zh', 'zu' ] + + +class ResolveResult(typing.NamedTuple): + name: str + claim_hash: bytes + tx_num: int + position: int + tx_hash: bytes + height: int + amount: int + short_url: str + is_controlling: bool + canonical_url: str + creation_height: int + activation_height: int + expiration_height: int + effective_amount: int + support_amount: int + last_takeover_height: typing.Optional[int] + claims_in_channel: typing.Optional[int] + channel_hash: typing.Optional[bytes] + reposted_claim_hash: typing.Optional[bytes] diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index 35f1b054d1..f20cf822fe 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -53,7 +53,7 @@ 'duration', 'release_time', 'tags', 'languages', 'has_source', 'reposted_claim_type', 'reposted_claim_id', 'repost_count', - 'trending_group', 'trending_mixed', 'trending_local', 'trending_global', + 'trending_group', 'trending_mixed', 'trending_local', 'trending_global', 'tx_num' } TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'claim_name', 'description', 'claim_id', 'censoring_channel_id', @@ -66,7 +66,7 @@ 'tx_position', 'channel_join', 'repost_count', 'limit_claims_per_channel', 'amount', 'effective_amount', 'support_amount', 'trending_group', 'trending_mixed', 'censor_type', - 'trending_local', 'trending_global', + 'trending_local', 'trending_global', 'tx_num' } ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 99ca998870..8e9cb77c26 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -19,6 +19,7 @@ from lbry.wallet.server.db.elasticsearch.constants import INDEX_DEFAULT_SETTINGS, REPLACEMENTS, FIELDS, TEXT_FIELDS, \ RANGE_FIELDS, ALL_FIELDS from lbry.wallet.server.util import class_logger +from lbry.wallet.server.db.common import ResolveResult class ChannelResolution(str): @@ -185,11 +186,59 @@ async def cached_search(self, kwargs): response, offset, total = await self.search(**kwargs) censor.apply(response) total_referenced.extend(response) + if censor.censored: response, _, _ = await self.search(**kwargs, censor_type=Censor.NOT_CENSORED) total_referenced.extend(response) + + response = [ + ResolveResult( + name=r['claim_name'], + claim_hash=r['claim_hash'], + tx_num=r['tx_num'], + position=r['tx_nout'], + tx_hash=r['tx_hash'], + height=r['height'], + amount=r['amount'], + short_url=r['short_url'], + is_controlling=r['is_controlling'], + canonical_url=r['canonical_url'], + creation_height=r['creation_height'], + activation_height=r['activation_height'], + expiration_height=r['expiration_height'], + effective_amount=r['effective_amount'], + support_amount=r['support_amount'], + last_takeover_height=r['last_take_over_height'], + claims_in_channel=r['claims_in_channel'], + channel_hash=r['channel_hash'], + reposted_claim_hash=r['reposted_claim_hash'] + ) for r in response + ] + extra = [ + ResolveResult( + name=r['claim_name'], + claim_hash=r['claim_hash'], + tx_num=r['tx_num'], + position=r['tx_nout'], + tx_hash=r['tx_hash'], + height=r['height'], + amount=r['amount'], + short_url=r['short_url'], + is_controlling=r['is_controlling'], + canonical_url=r['canonical_url'], + creation_height=r['creation_height'], + activation_height=r['activation_height'], + expiration_height=r['expiration_height'], + effective_amount=r['effective_amount'], + support_amount=r['support_amount'], + last_takeover_height=r['last_take_over_height'], + claims_in_channel=r['claims_in_channel'], + channel_hash=r['channel_hash'], + reposted_claim_hash=r['reposted_claim_hash'] + ) for r in await self._get_referenced_rows(total_referenced) + ] result = Outputs.to_base64( - response, await self._get_referenced_rows(total_referenced), offset, total, censor + response, extra, offset, total, censor ) cache_item.result = result return result diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 2c0740ada9..83dd752abb 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -36,6 +36,7 @@ from lbry.wallet.server.storage import db_class from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES +from lbry.wallet.server.db.common import ResolveResult from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, ClaimToTXOKey, TXOToClaimValue @@ -75,28 +76,6 @@ class FlushData: undo = attr.ib() -class ResolveResult(typing.NamedTuple): - name: str - claim_hash: bytes - tx_num: int - position: int - tx_hash: bytes - height: int - amount: int - short_url: str - is_controlling: bool - canonical_url: str - creation_height: int - activation_height: int - expiration_height: int - effective_amount: int - support_amount: int - last_takeover_height: Optional[int] - claims_in_channel: Optional[int] - channel_hash: Optional[bytes] - reposted_claim_hash: Optional[bytes] - - OptionalResolveResultOrError = Optional[typing.Union[ResolveResult, LookupError, ValueError]] DB_STATE_STRUCT = struct.Struct(b'>32sLL32sHLBBlll') @@ -259,9 +238,9 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, # winning resolution controlling = self.get_controlling_claim(normalized_name) if not controlling: - print("none controlling") + print(f"none controlling for lbry://{normalized_name}") return - print("resolved controlling", controlling.claim_hash.hex()) + print(f"resolved controlling lbry://{normalized_name}#{controlling.claim_hash.hex()}") return self._fs_get_claim_by_hash(controlling.claim_hash) amount_order = max(int(amount_order or 1), 1) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index d5b969bf0e..b401739332 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -1035,7 +1035,6 @@ async def claimtrie_search(self, **kwargs): async def claimtrie_resolve(self, *urls): rows, extra = [], [] for url in urls: - print("resolve", url) self.session_mgr.urls_to_resolve_count_metric.inc() stream, channel = await self.db.fs_resolve(url) self.session_mgr.resolved_url_count_metric.inc() @@ -1071,7 +1070,6 @@ async def claimtrie_getclaimbyid(self, claim_id): if not stream: stream = LookupError(f"Could not find claim at {claim_id}") rows.append(stream) - # print("claimtrie resolve %i rows %i extrat" % (len(rows), len(extra))) return Outputs.to_base64(rows, extra, 0, None, None) def assert_tx_hash(self, value): From 2abc67c3e8337c4507ee754fcdfb241b82ba5f98 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 2 Jun 2021 11:00:27 -0400 Subject: [PATCH 036/206] reposts --- lbry/schema/result.py | 10 +- lbry/wallet/server/block_processor.py | 189 +++++++++++++----- lbry/wallet/server/db/__init__.py | 4 + lbry/wallet/server/db/claimtrie.py | 16 +- lbry/wallet/server/db/common.py | 1 + lbry/wallet/server/db/elasticsearch/search.py | 8 +- lbry/wallet/server/db/prefixes.py | 79 ++++++++ lbry/wallet/server/leveldb.py | 40 ++-- .../blockchain/test_claim_commands.py | 6 +- 9 files changed, 262 insertions(+), 91 deletions(-) diff --git a/lbry/schema/result.py b/lbry/schema/result.py index b2c3b83a5d..d9da9911f1 100644 --- a/lbry/schema/result.py +++ b/lbry/schema/result.py @@ -120,10 +120,10 @@ def message_to_txo(self, txo_message, tx_map): 'expiration_height': claim.expiration_height, 'effective_amount': claim.effective_amount, 'support_amount': claim.support_amount, - 'trending_group': claim.trending_group, - 'trending_mixed': claim.trending_mixed, - 'trending_local': claim.trending_local, - 'trending_global': claim.trending_global, + # 'trending_group': claim.trending_group, + # 'trending_mixed': claim.trending_mixed, + # 'trending_local': claim.trending_local, + # 'trending_global': claim.trending_global, } if claim.HasField('channel'): txo.channel = tx_map[claim.channel.tx_hash].outputs[claim.channel.nout] @@ -210,7 +210,7 @@ def encode_txo(cls, txo_message, resolve_result: Union['ResolveResult', Exceptio txo_message.nout = resolve_result.position txo_message.height = resolve_result.height txo_message.claim.short_url = resolve_result.short_url - txo_message.claim.reposted = 0 + txo_message.claim.reposted = resolve_result.reposted txo_message.claim.is_controlling = resolve_result.is_controlling txo_message.claim.creation_height = resolve_result.creation_height txo_message.claim.activation_height = resolve_result.activation_height diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index cd730212c3..6c9234f8f8 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -9,9 +9,10 @@ from collections import defaultdict import lbry from lbry.schema.claim import Claim +from lbry.schema.mime_types import guess_stream_type from lbry.wallet.ledger import Ledger, TestNetLedger, RegTestLedger from lbry.wallet.constants import TXO_TYPES -from lbry.wallet.server.db.common import STREAM_TYPES +from lbry.wallet.server.db.common import STREAM_TYPES, CLAIM_TYPES from lbry.wallet.transaction import OutputScript, Output from lbry.wallet.server.tx import Tx, TxOutput, TxInput @@ -213,7 +214,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): # is consistent with self.height self.state_lock = asyncio.Lock() - self.search_cache = {} + # self.search_cache = {} self.history_cache = {} self.status_server = StatusServer() @@ -251,32 +252,98 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.removed_claims_to_send_es = set() self.touched_claims_to_send_es = set() + self.pending_reposted_count = set() + def claim_producer(self): - if self.db.db_height <= 1: - return - for claim_hash in self.removed_claims_to_send_es: - yield 'delete', claim_hash.hex() - for claim_hash in self.touched_claims_to_send_es: - claim = self.db._fs_get_claim_by_hash(claim_hash) - raw_claim_tx = self.db.db.get(DB_PREFIXES.TX_PREFIX.value + claim.tx_hash) + def get_claim_txo(tx_hash, nout): + raw = self.db.db.get( + DB_PREFIXES.TX_PREFIX.value + tx_hash + ) try: - claim_txo: TxOutput = self.coin.transaction(raw_claim_tx).outputs[claim.position] - script = OutputScript(claim_txo.pk_script) + output: TxOutput = self.coin.transaction(raw).outputs[nout] + script = OutputScript(output.pk_script) script.parse() + return Claim.from_bytes(script.values['claim']) except: self.logger.exception( - "tx parsing for ES went boom %s %s", claim.tx_hash[::-1].hex(), raw_claim_tx.hex() + "tx parsing for ES went boom %s %s", tx_hash[::-1].hex(), + raw.hex() ) + return + + if self.db.db_height <= 1: + return + + to_send_es = set(self.touched_claims_to_send_es) + to_send_es.update(self.pending_reposted_count.difference(self.removed_claims_to_send_es)) + + for claim_hash in self.removed_claims_to_send_es: + yield 'delete', claim_hash.hex() + for claim_hash in to_send_es: + claim = self.db._fs_get_claim_by_hash(claim_hash) + metadata = get_claim_txo(claim.tx_hash, claim.position) + if not metadata: continue - try: - metadata = Claim.from_bytes(script.values['claim']) - except: - self.logger.exception( - "claim parsing for ES went boom %s %s", claim.tx_hash[::-1].hex(), raw_claim_tx.hex() + reposted_claim_hash = None if not metadata.is_repost else metadata.repost.reference.claim_hash[::-1] + reposted_claim = None + reposted_metadata = None + if reposted_claim_hash: + reposted_claim = self.db.get_claim_txo(reposted_claim_hash) + if not reposted_claim: + continue + reposted_metadata = get_claim_txo( + self.db.total_transactions[reposted_claim[0].tx_num], reposted_claim[0].position ) - continue - - yield ('update', { + if not reposted_metadata: + continue + reposted_tags = [] + reposted_languages = [] + reposted_has_source = None + reposted_claim_type = None + if reposted_claim: + reposted_tx_hash = self.db.total_transactions[reposted_claim[0].tx_num] + raw_reposted_claim_tx = self.db.db.get( + DB_PREFIXES.TX_PREFIX.value + reposted_tx_hash + ) + try: + reposted_claim_txo: TxOutput = self.coin.transaction( + raw_reposted_claim_tx + ).outputs[reposted_claim[0].position] + reposted_script = OutputScript(reposted_claim_txo.pk_script) + reposted_script.parse() + except: + self.logger.exception( + "repost tx parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), + raw_reposted_claim_tx.hex() + ) + continue + try: + reposted_metadata = Claim.from_bytes(reposted_script.values['claim']) + except: + self.logger.exception( + "reposted claim parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), + raw_reposted_claim_tx.hex() + ) + continue + if reposted_metadata: + reposted_tags = [] if not reposted_metadata.is_stream else [tag for tag in reposted_metadata.stream.tags] + reposted_languages = [] if not reposted_metadata.is_stream else ( + [lang.language or 'none' for lang in reposted_metadata.stream.languages] or ['none'] + ) + reposted_has_source = False if not reposted_metadata.is_stream else reposted_metadata.stream.has_source + reposted_claim_type = CLAIM_TYPES[reposted_metadata.claim_type] + claim_tags = [] if not metadata.is_stream else [tag for tag in metadata.stream.tags] + claim_languages = [] if not metadata.is_stream else ( + [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] + ) + tags = list(set(claim_tags).union(set(reposted_tags))) + languages = list(set(claim_languages).union(set(reposted_languages))) + canonical_url = f'{claim.name}#{claim.claim_hash.hex()}' + if metadata.is_signed: + channel_txo = self.db.get_claim_txo(metadata.signing_channel_hash[::-1]) + canonical_url = f'{channel_txo[1].name}#{metadata.signing_channel_hash[::-1].hex()}/{canonical_url}' + + value = { 'claim_hash': claim_hash[::-1], # 'claim_id': claim_hash.hex(), 'claim_name': claim.name, @@ -285,8 +352,8 @@ def claim_producer(self): 'tx_num': claim.tx_num, 'tx_nout': claim.position, 'amount': claim.amount, - 'timestamp': 0, - 'creation_timestamp': 0, + 'timestamp': 0, # TODO: fix + 'creation_timestamp': 0, # TODO: fix 'height': claim.height, 'creation_height': claim.creation_height, 'activation_height': claim.activation_height, @@ -296,25 +363,24 @@ def claim_producer(self): 'is_controlling': claim.is_controlling, 'last_take_over_height': claim.last_takeover_height, - 'short_url': '', - 'canonical_url': '', + 'short_url': f'{claim.name}#{claim.claim_hash.hex()}', # TODO: fix + 'canonical_url': canonical_url, - 'release_time': None if not metadata.is_stream else metadata.stream.release_time, 'title': None if not metadata.is_stream else metadata.stream.title, 'author': None if not metadata.is_stream else metadata.stream.author, 'description': None if not metadata.is_stream else metadata.stream.description, - 'claim_type': TXO_TYPES[metadata.claim_type], + 'claim_type': CLAIM_TYPES[metadata.claim_type], 'has_source': None if not metadata.is_stream else metadata.stream.has_source, - 'stream_type': None if not metadata.is_stream else STREAM_TYPES.get(metadata.stream.stream_type, None), + 'stream_type': None if not metadata.is_stream else STREAM_TYPES[guess_stream_type(metadata.stream.source.media_type)], 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, - 'fee_amount': None if not metadata.is_stream else metadata.stream.fee.amount, + 'fee_amount': None if not metadata.is_stream or not metadata.stream.has_fee else int(max(metadata.stream.fee.amount or 0, 0)*1000), 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, - 'duration': None if not metadata.is_stream else (metadata.stream.video.duration or metadata.stream.audio.duration), + # 'duration': None if not metadata.is_stream else (metadata.stream.video.duration or metadata.stream.audio.duration), - 'reposted': 0, - 'reposted_claim_hash': None, - 'reposted_claim_type': None, - 'reposted_has_source': False, + 'reposted': self.db.get_reposted_count(claim_hash), + 'reposted_claim_hash': reposted_claim_hash, + 'reposted_claim_type': reposted_claim_type, + 'reposted_has_source': reposted_has_source, 'channel_hash': metadata.signing_channel_hash, @@ -323,21 +389,25 @@ def claim_producer(self): self.ledger.public_key_to_address(metadata.channel.public_key_bytes) ), 'signature': metadata.signature, - 'signature_digest': None, - 'signature_valid': False, - 'claims_in_channel': 0, - - 'tags': [] if not metadata.is_stream else [tag for tag in metadata.stream.tags], - 'languages': [] if not metadata.is_stream else ( - [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] - ), - 'censor_type': 0, - 'censoring_channel_hash': None, + 'signature_digest': None, # TODO: fix + 'signature_valid': False, # TODO: fix + 'claims_in_channel': 0, # TODO: fix + + 'tags': tags, + 'languages': languages, + 'censor_type': 0, # TODO: fix + 'censoring_channel_hash': None, # TODO: fix # 'trending_group': 0, # 'trending_mixed': 0, # 'trending_local': 0, # 'trending_global': 0, - }) + } + if metadata.is_stream and (metadata.stream.video.duration or metadata.stream.audio.duration): + value['duration'] = metadata.stream.video.duration or metadata.stream.audio.duration + if metadata.is_stream and metadata.stream.release_time: + value['release_time'] = metadata.stream.release_time + + yield ('update', value) async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that @@ -368,17 +438,20 @@ async def check_and_advance_blocks(self, raw_blocks): try: for block in blocks: await self.run_in_thread_with_lock(self.advance_block, block) + # TODO: we shouldnt wait on the search index updating before advancing to the next block await self.db.search_index.claim_consumer(self.claim_producer()) + self.db.search_index.clear_caches() self.touched_claims_to_send_es.clear() self.removed_claims_to_send_es.clear() + self.pending_reposted_count.clear() print("******************\n") except: self.logger.exception("advance blocks failed") raise # if self.sql: - for cache in self.search_cache.values(): - cache.clear() + # for cache in self.search_cache.values(): + # cache.clear() self.history_cache.clear() # TODO: is this needed? self.notifications.notified_mempool_txs.clear() @@ -535,11 +608,16 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ops = [] signing_channel_hash = None + reposted_claim_hash = None + if txo.claim.is_repost: + reposted_claim_hash = txo.claim.repost.reference.claim_hash[::-1] + self.pending_reposted_count.add(reposted_claim_hash) + if signable and signable.signing_channel_hash: signing_channel_hash = txo.signable.signing_channel_hash[::-1] - if txo.script.is_claim_name: + if txo.script.is_claim_name: # it's a root claim root_tx_num, root_idx = tx_num, nout - else: + else: # it's a claim update if claim_hash not in spent_claims: print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") return [] @@ -561,7 +639,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ) pending = StagedClaimtrieItem( claim_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, root_tx_num, - root_idx, signing_channel_hash + root_idx, signing_channel_hash, reposted_claim_hash ) self.pending_claims[(tx_num, nout)] = pending self.pending_claim_txos[claim_hash] = (tx_num, nout) @@ -625,11 +703,14 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i claim_hash = spent_claim_hash_and_name.claim_hash signing_hash = self.db.get_channel_for_claim(claim_hash) k, v = self.db.get_claim_txo(claim_hash) + reposted_claim_hash = self.db.get_repost(claim_hash) spent = StagedClaimtrieItem( v.name, claim_hash, v.amount, self.coin.get_expiration_height(bisect_right(self.db.tx_counts, txin_num)), - txin_num, txin.prev_idx, v.root_tx_num, v.root_position, signing_hash + txin_num, txin.prev_idx, v.root_tx_num, v.root_position, signing_hash, reposted_claim_hash ) + if spent.reposted_claim_hash: + self.pending_reposted_count.add(spent.reposted_claim_hash) spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.name) print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") return spent.get_spend_claim_txo_ops() @@ -646,6 +727,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] self.staged_pending_abandoned[pending.claim_hash] = pending claim_root_tx_num, claim_root_idx = pending.root_claim_tx_num, pending.root_claim_tx_position prev_amount, prev_signing_hash = pending.amount, pending.signing_hash + reposted_claim_hash = pending.reposted_claim_hash expiration = self.coin.get_expiration_height(self.height) else: k, v = self.db.get_claim_txo( @@ -653,10 +735,11 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] ) claim_root_tx_num, claim_root_idx, prev_amount = v.root_tx_num, v.root_position, v.amount prev_signing_hash = self.db.get_channel_for_claim(claim_hash) + reposted_claim_hash = self.db.get_repost(claim_hash) expiration = self.coin.get_expiration_height(bisect_right(self.db.tx_counts, tx_num)) self.staged_pending_abandoned[claim_hash] = staged = StagedClaimtrieItem( name, claim_hash, prev_amount, expiration, tx_num, nout, claim_root_tx_num, - claim_root_idx, prev_signing_hash + claim_root_idx, prev_signing_hash, reposted_claim_hash ) self.pending_supports[claim_hash].clear() @@ -1216,8 +1299,8 @@ def advance_block(self, block): self.possible_future_activated_support.clear() self.possible_future_support_txos.clear() - for cache in self.search_cache.values(): - cache.clear() + # for cache in self.search_cache.values(): + # cache.clear() self.history_cache.clear() self.notifications.notified_mempool_txs.clear() diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index befa3f3a27..5384043d29 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -1,6 +1,7 @@ import enum +@enum.unique class DB_PREFIXES(enum.Enum): claim_to_support = b'K' support_to_claim = b'L' @@ -20,6 +21,9 @@ class DB_PREFIXES(enum.Enum): activated_claim_and_support = b'R' active_amount = b'S' + repost = b'V' + reposted_claim = b'W' + undo_claimtrie = b'M' HISTORY_PREFIX = b'A' diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 4c8aa301c7..526721f373 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -3,7 +3,7 @@ from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue, EffectiveAmountPrefixRow -from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE +from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, RepostPrefixRow, RepostedPrefixRow def length_encoded_name(name: str) -> bytes: @@ -137,6 +137,7 @@ class StagedClaimtrieItem(typing.NamedTuple): root_claim_tx_num: int root_claim_tx_position: int signing_hash: Optional[bytes] + reposted_claim_hash: Optional[bytes] @property def is_update(self) -> bool: @@ -191,6 +192,16 @@ def _get_add_remove_claim_utxo_ops(self, add=True): ) ) ]) + if self.reposted_claim_hash: + ops.extend([ + op( + *RepostPrefixRow.pack_item(self.claim_hash, self.reposted_claim_hash) + ), + op( + *RepostedPrefixRow.pack_item(self.reposted_claim_hash, self.tx_num, self.position, self.claim_hash) + ), + + ]) return ops def get_add_claim_utxo_ops(self) -> typing.List[RevertableOp]: @@ -207,9 +218,8 @@ def get_invalidate_channel_ops(self, db) -> typing.List[RevertableOp]: ] + delete_prefix(db, DB_PREFIXES.channel_to_claim.value + self.signing_hash) def get_abandon_ops(self, db) -> typing.List[RevertableOp]: - packed_name = length_encoded_name(self.name) delete_short_id_ops = delete_prefix( - db, DB_PREFIXES.claim_short_id_prefix.value + packed_name + self.claim_hash + db, Prefixes.claim_short_id.pack_partial_key(self.name, self.claim_hash) ) delete_claim_ops = delete_prefix(db, DB_PREFIXES.claim_to_txo.value + self.claim_hash) delete_supports_ops = delete_prefix(db, DB_PREFIXES.claim_to_support.value + self.claim_hash) diff --git a/lbry/wallet/server/db/common.py b/lbry/wallet/server/db/common.py index 5865c05fcf..9f9c9bda31 100644 --- a/lbry/wallet/server/db/common.py +++ b/lbry/wallet/server/db/common.py @@ -438,6 +438,7 @@ class ResolveResult(typing.NamedTuple): expiration_height: int effective_amount: int support_amount: int + reposted: int last_takeover_height: typing.Optional[int] claims_in_channel: typing.Optional[int] channel_hash: typing.Optional[bytes] diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 8e9cb77c26..9d10e378b3 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -211,7 +211,8 @@ async def cached_search(self, kwargs): last_takeover_height=r['last_take_over_height'], claims_in_channel=r['claims_in_channel'], channel_hash=r['channel_hash'], - reposted_claim_hash=r['reposted_claim_hash'] + reposted_claim_hash=r['reposted_claim_hash'], + reposted=r['reposted'] ) for r in response ] extra = [ @@ -234,7 +235,8 @@ async def cached_search(self, kwargs): last_takeover_height=r['last_take_over_height'], claims_in_channel=r['claims_in_channel'], channel_hash=r['channel_hash'], - reposted_claim_hash=r['reposted_claim_hash'] + reposted_claim_hash=r['reposted_claim_hash'], + reposted=r['reposted'] ) for r in await self._get_referenced_rows(total_referenced) ] result = Outputs.to_base64( @@ -471,7 +473,7 @@ async def _get_referenced_rows(self, txo_rows: List[dict]): def extract_doc(doc, index): doc['claim_id'] = doc.pop('claim_hash')[::-1].hex() if doc['reposted_claim_hash'] is not None: - doc['reposted_claim_id'] = doc.pop('reposted_claim_hash')[::-1].hex() + doc['reposted_claim_id'] = doc.pop('reposted_claim_hash').hex() else: doc['reposted_claim_id'] = None channel_hash = doc.pop('channel_hash') diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index a766068cba..fb12df2b86 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -193,6 +193,24 @@ class EffectiveAmountValue(typing.NamedTuple): claim_hash: bytes +class RepostKey(typing.NamedTuple): + claim_hash: bytes + + +class RepostValue(typing.NamedTuple): + reposted_claim_hash: bytes + + +class RepostedKey(typing.NamedTuple): + reposted_claim_hash: bytes + tx_num: int + position: int + + +class RepostedValue(typing.NamedTuple): + claim_hash: bytes + + class ActiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.active_amount.value key_struct = struct.Struct(b'>20sBLLH') @@ -676,6 +694,64 @@ def pack_item(cls, name: str, effective_amount: int, tx_num: int, position: int, return cls.pack_key(name, effective_amount, tx_num, position), cls.pack_value(claim_hash) +class RepostPrefixRow(PrefixRow): + prefix = DB_PREFIXES.repost.value + + @classmethod + def pack_key(cls, claim_hash: bytes): + return cls.prefix + claim_hash + + @classmethod + def unpack_key(cls, key: bytes) -> RepostKey: + assert key[0] == cls.prefix + assert len(key) == 21 + return RepostKey[1:] + + @classmethod + def pack_value(cls, reposted_claim_hash: bytes) -> bytes: + return reposted_claim_hash + + @classmethod + def unpack_value(cls, data: bytes) -> RepostValue: + return RepostValue(data) + + @classmethod + def pack_item(cls, claim_hash: bytes, reposted_claim_hash: bytes): + return cls.pack_key(claim_hash), cls.pack_value(reposted_claim_hash) + + +class RepostedPrefixRow(PrefixRow): + prefix = DB_PREFIXES.reposted_claim.value + key_struct = struct.Struct(b'>20sLH') + value_struct = struct.Struct(b'>20s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack, + struct.Struct(b'>20sL').pack, + struct.Struct(b'>20sLH').pack + ] + + @classmethod + def pack_key(cls, reposted_claim_hash: bytes, tx_num: int, position: int): + return super().pack_key(reposted_claim_hash, tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> RepostedKey: + return RepostedKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, claim_hash: bytes) -> bytes: + return super().pack_value(claim_hash) + + @classmethod + def unpack_value(cls, data: bytes) -> RepostedValue: + return RepostedValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, reposted_claim_hash: bytes, tx_num: int, position: int, claim_hash: bytes): + return cls.pack_key(reposted_claim_hash, tx_num, position), cls.pack_value(claim_hash) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -696,4 +772,7 @@ class Prefixes: effective_amount = EffectiveAmountPrefixRow + repost = RepostPrefixRow + reposted_claim = RepostedPrefixRow + # undo_claimtrie = b'M' diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 83dd752abb..d38c93bbb7 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -40,7 +40,7 @@ from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, ClaimToTXOKey, TXOToClaimValue -from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, length_encoded_name +from lbry.wallet.server.db.claimtrie import length_encoded_name from lbry.wallet.server.db.elasticsearch import SearchIndex @@ -58,8 +58,6 @@ class UTXO(typing.NamedTuple): TXO_STRUCT_pack = TXO_STRUCT.pack - - @attr.s(slots=True) class FlushData: height = attr.ib() @@ -158,6 +156,18 @@ def get_claim_from_txo(self, tx_num: int, tx_idx: int) -> Optional[TXOToClaimVal return return Prefixes.txo_to_claim.unpack_value(claim_hash_and_name) + def get_repost(self, claim_hash) -> Optional[bytes]: + repost = self.db.get(Prefixes.repost.pack_key(claim_hash)) + if repost: + return Prefixes.repost.unpack_value(repost).reposted_claim_hash + return + + def get_reposted_count(self, claim_hash: bytes) -> int: + cnt = 0 + for _ in self.db.iterator(prefix=Prefixes.reposted_claim.pack_partial_key(claim_hash)): + cnt += 1 + return cnt + def get_activation(self, tx_num, position, is_support=False) -> int: activation = self.db.get( Prefixes.activated.pack_key( @@ -208,6 +218,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, effective_amount = support_amount + claim_amount channel_hash = self.get_channel_for_claim(claim_hash) + reposted_claim_hash = self.get_repost(claim_hash) claims_in_channel = None short_url = f'{name}#{claim_hash.hex()}' @@ -224,7 +235,8 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, last_takeover_height=last_take_over_height, claims_in_channel=claims_in_channel, creation_height=created_height, activation_height=activation_height, expiration_height=expiration_height, effective_amount=effective_amount, support_amount=support_amount, - channel_hash=channel_hash, reposted_claim_hash=None + channel_hash=channel_hash, reposted_claim_hash=reposted_claim_hash, + reposted=self.get_reposted_count(claim_hash) ) def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, @@ -339,26 +351,6 @@ async def fs_getclaimbyid(self, claim_id): self.executor, self._fs_get_claim_by_hash, bytes.fromhex(claim_id) ) - def make_staged_claim_item(self, claim_hash: bytes) -> Optional[StagedClaimtrieItem]: - claim_info = self.get_claim_txo(claim_hash) - k, v = claim_info - root_tx_num = v.root_tx_num - root_idx = v.root_position - value = v.amount - name = v.name - tx_num = k.tx_num - idx = k.position - height = bisect_right(self.tx_counts, tx_num) - signing_hash = self.get_channel_for_claim(claim_hash) - # if signing_hash: - # count = self.get_claims_in_channel_count(signing_hash) - # else: - # count = 0 - return StagedClaimtrieItem( - name, claim_hash, value, self.coin.get_expiration_height(height), tx_num, idx, - root_tx_num, root_idx, signing_hash - ) - def get_claim_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash, tx_num, position)) if v: diff --git a/tests/integration/blockchain/test_claim_commands.py b/tests/integration/blockchain/test_claim_commands.py index 2836f76714..8cee0b4f17 100644 --- a/tests/integration/blockchain/test_claim_commands.py +++ b/tests/integration/blockchain/test_claim_commands.py @@ -1484,9 +1484,9 @@ async def test_filtering_channels_for_removing_content(self): filtering_channel_id = self.get_claim_id( await self.channel_create('@filtering', '0.1') ) - self.conductor.spv_node.server.db.sql.filtering_channel_hashes.add( - unhexlify(filtering_channel_id)[::-1] - ) + # self.conductor.spv_node.server.db.sql.filtering_channel_hashes.add( + # unhexlify(filtering_channel_id)[::-1] + # ) self.assertEqual(0, len(self.conductor.spv_node.server.db.sql.filtered_streams)) await self.stream_repost(bad_content_id, 'filter1', '0.1', channel_name='@filtering') self.assertEqual(1, len(self.conductor.spv_node.server.db.sql.filtered_streams)) From 338488f16d2ad3ed188be6f84e9d317d642b8e2c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 4 Jun 2021 16:50:37 -0400 Subject: [PATCH 037/206] tests --- lbry/wallet/server/block_processor.py | 109 +++++++++++++++++++------- lbry/wallet/server/db/claimtrie.py | 20 +++-- lbry/wallet/server/db/prefixes.py | 22 +++--- lbry/wallet/server/leveldb.py | 3 +- 4 files changed, 106 insertions(+), 48 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 6c9234f8f8..199e1d12fb 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -14,7 +14,7 @@ from lbry.wallet.constants import TXO_TYPES from lbry.wallet.server.db.common import STREAM_TYPES, CLAIM_TYPES -from lbry.wallet.transaction import OutputScript, Output +from lbry.wallet.transaction import OutputScript, Output, Transaction from lbry.wallet.server.tx import Tx, TxOutput, TxInput from lbry.wallet.server.daemon import DaemonError from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN @@ -252,7 +252,10 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.removed_claims_to_send_es = set() self.touched_claims_to_send_es = set() - self.pending_reposted_count = set() + self.pending_reposted = set() + self.pending_channel_counts = defaultdict(lambda: 0) + + self.pending_channels = {} def claim_producer(self): def get_claim_txo(tx_hash, nout): @@ -265,7 +268,7 @@ def get_claim_txo(tx_hash, nout): script.parse() return Claim.from_bytes(script.values['claim']) except: - self.logger.exception( + self.logger.error( "tx parsing for ES went boom %s %s", tx_hash[::-1].hex(), raw.hex() ) @@ -275,7 +278,8 @@ def get_claim_txo(tx_hash, nout): return to_send_es = set(self.touched_claims_to_send_es) - to_send_es.update(self.pending_reposted_count.difference(self.removed_claims_to_send_es)) + to_send_es.update(self.pending_reposted.difference(self.removed_claims_to_send_es)) + to_send_es.update({k for k, v in self.pending_channel_counts.items() if v != 0}.difference(self.removed_claims_to_send_es)) for claim_hash in self.removed_claims_to_send_es: yield 'delete', claim_hash.hex() @@ -312,7 +316,7 @@ def get_claim_txo(tx_hash, nout): reposted_script = OutputScript(reposted_claim_txo.pk_script) reposted_script.parse() except: - self.logger.exception( + self.logger.error( "repost tx parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), raw_reposted_claim_tx.hex() ) @@ -320,7 +324,7 @@ def get_claim_txo(tx_hash, nout): try: reposted_metadata = Claim.from_bytes(reposted_script.values['claim']) except: - self.logger.exception( + self.logger.error( "reposted claim parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), raw_reposted_claim_tx.hex() ) @@ -373,9 +377,10 @@ def get_claim_txo(tx_hash, nout): 'has_source': None if not metadata.is_stream else metadata.stream.has_source, 'stream_type': None if not metadata.is_stream else STREAM_TYPES[guess_stream_type(metadata.stream.source.media_type)], 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, - 'fee_amount': None if not metadata.is_stream or not metadata.stream.has_fee else int(max(metadata.stream.fee.amount or 0, 0)*1000), + 'fee_amount': None if not metadata.is_stream or not metadata.stream.has_fee else int( + max(metadata.stream.fee.amount or 0, 0)*1000 + ), 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, - # 'duration': None if not metadata.is_stream else (metadata.stream.video.duration or metadata.stream.audio.duration), 'reposted': self.db.get_reposted_count(claim_hash), 'reposted_claim_hash': reposted_claim_hash, @@ -389,14 +394,12 @@ def get_claim_txo(tx_hash, nout): self.ledger.public_key_to_address(metadata.channel.public_key_bytes) ), 'signature': metadata.signature, - 'signature_digest': None, # TODO: fix - 'signature_valid': False, # TODO: fix - 'claims_in_channel': 0, # TODO: fix - + 'signature_digest': None, # TODO: fix + 'signature_valid': claim.channel_hash is not None, # TODO: fix 'tags': tags, 'languages': languages, - 'censor_type': 0, # TODO: fix - 'censoring_channel_hash': None, # TODO: fix + 'censor_type': 0, # TODO: fix + 'censoring_channel_hash': None, # TODO: fix # 'trending_group': 0, # 'trending_mixed': 0, # 'trending_local': 0, @@ -406,8 +409,9 @@ def get_claim_txo(tx_hash, nout): value['duration'] = metadata.stream.video.duration or metadata.stream.audio.duration if metadata.is_stream and metadata.stream.release_time: value['release_time'] = metadata.stream.release_time - - yield ('update', value) + if metadata.is_channel: + value['claims_in_channel'] = self.db.get_claims_in_channel_count(claim_hash) + yield 'update', value async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that @@ -443,7 +447,8 @@ async def check_and_advance_blocks(self, raw_blocks): self.db.search_index.clear_caches() self.touched_claims_to_send_es.clear() self.removed_claims_to_send_es.clear() - self.pending_reposted_count.clear() + self.pending_reposted.clear() + self.pending_channel_counts.clear() print("******************\n") except: self.logger.exception("advance blocks failed") @@ -601,20 +606,59 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu else: claim_hash = txo.claim_hash[::-1] print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") + + signing_channel_hash = None + channel_signature_is_valid = False try: signable = txo.signable + is_repost = txo.claim.is_repost + is_channel = txo.claim.is_channel + if txo.claim.is_signed: + signing_channel_hash = txo.signable.signing_channel_hash[::-1] except: # google.protobuf.message.DecodeError: Could not parse JSON. signable = None + is_repost = False + is_channel = False ops = [] - signing_channel_hash = None reposted_claim_hash = None - if txo.claim.is_repost: + + if is_repost: reposted_claim_hash = txo.claim.repost.reference.claim_hash[::-1] - self.pending_reposted_count.add(reposted_claim_hash) + self.pending_reposted.add(reposted_claim_hash) + + if is_channel: + self.pending_channels[claim_hash] = txo.claim.channel.public_key_bytes + raw_channel_tx = None if signable and signable.signing_channel_hash: - signing_channel_hash = txo.signable.signing_channel_hash[::-1] + signing_channel = self.db.get_claim_txo(signing_channel_hash) + if signing_channel: + raw_channel_tx = self.db.db.get( + DB_PREFIXES.TX_PREFIX.value + self.db.total_transactions[signing_channel[0].tx_num] + ) + channel_pub_key_bytes = None + try: + if not signing_channel: + if txo.signable.signing_channel_hash[::-1] in self.pending_channels: + channel_pub_key_bytes = self.pending_channels[txo.signable.signing_channel_hash[::-1]] + elif raw_channel_tx: + chan_output = self.coin.transaction(raw_channel_tx).outputs[signing_channel[0].position] + + chan_script = OutputScript(chan_output.pk_script) + chan_script.parse() + channel_meta = Claim.from_bytes(chan_script.values['claim']) + + channel_pub_key_bytes = channel_meta.channel.public_key_bytes + if channel_pub_key_bytes: + channel_signature_is_valid = Output.is_signature_valid( + txo.get_encoded_signature(), txo.get_signature_digest(self.ledger), channel_pub_key_bytes + ) + if channel_signature_is_valid: + self.pending_channel_counts[signing_channel_hash] += 1 + except: + self.logger.exception(f"error validating channel signature for %s:%i", tx_hash[::-1].hex(), nout) + if txo.script.is_claim_name: # it's a root claim root_tx_num, root_idx = tx_num, nout else: # it's a claim update @@ -639,7 +683,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ) pending = StagedClaimtrieItem( claim_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, root_tx_num, - root_idx, signing_channel_hash, reposted_claim_hash + root_idx, channel_signature_is_valid, signing_channel_hash, reposted_claim_hash ) self.pending_claims[(tx_num, nout)] = pending self.pending_claim_txos[claim_hash] = (tx_num, nout) @@ -707,10 +751,13 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i spent = StagedClaimtrieItem( v.name, claim_hash, v.amount, self.coin.get_expiration_height(bisect_right(self.db.tx_counts, txin_num)), - txin_num, txin.prev_idx, v.root_tx_num, v.root_position, signing_hash, reposted_claim_hash + txin_num, txin.prev_idx, v.root_tx_num, v.root_position, v.channel_signature_is_valid, signing_hash, + reposted_claim_hash ) if spent.reposted_claim_hash: - self.pending_reposted_count.add(spent.reposted_claim_hash) + self.pending_reposted.add(spent.reposted_claim_hash) + if spent.signing_hash and spent.channel_signature_is_valid: + self.pending_channel_counts[spent.signing_hash] -= 1 spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.name) print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") return spent.get_spend_claim_txo_ops() @@ -729,18 +776,22 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] prev_amount, prev_signing_hash = pending.amount, pending.signing_hash reposted_claim_hash = pending.reposted_claim_hash expiration = self.coin.get_expiration_height(self.height) + signature_is_valid = pending.channel_signature_is_valid else: k, v = self.db.get_claim_txo( claim_hash ) claim_root_tx_num, claim_root_idx, prev_amount = v.root_tx_num, v.root_position, v.amount + signature_is_valid = v.channel_signature_is_valid prev_signing_hash = self.db.get_channel_for_claim(claim_hash) reposted_claim_hash = self.db.get_repost(claim_hash) expiration = self.coin.get_expiration_height(bisect_right(self.db.tx_counts, tx_num)) self.staged_pending_abandoned[claim_hash] = staged = StagedClaimtrieItem( name, claim_hash, prev_amount, expiration, tx_num, nout, claim_root_tx_num, - claim_root_idx, prev_signing_hash, reposted_claim_hash + claim_root_idx, signature_is_valid, prev_signing_hash, reposted_claim_hash ) + if prev_signing_hash and prev_signing_hash in self.pending_channel_counts: + self.pending_channel_counts.pop(prev_signing_hash) self.pending_supports[claim_hash].clear() self.pending_supports.pop(claim_hash) @@ -1206,6 +1257,8 @@ def advance_block(self, block): append_hashX = hashXs.append tx_numb = pack('20sLH') - value_struct = struct.Struct(b'>LHQ') + value_struct = struct.Struct(b'>LHQB') key_part_lambdas = [ lambda: b'', struct.Struct(b'>20s').pack, @@ -272,20 +273,23 @@ def unpack_key(cls, key: bytes) -> ClaimToTXOKey: @classmethod def unpack_value(cls, data: bytes) -> ClaimToTXOValue: - root_tx_num, root_position, amount = cls.value_struct.unpack(data[:14]) - name_len = int.from_bytes(data[14:16], byteorder='big') - name = data[16:16 + name_len].decode() - return ClaimToTXOValue(root_tx_num, root_position, amount, name) + root_tx_num, root_position, amount, channel_signature_is_valid = cls.value_struct.unpack(data[:15]) + name_len = int.from_bytes(data[15:17], byteorder='big') + name = data[17:17 + name_len].decode() + return ClaimToTXOValue(root_tx_num, root_position, amount, bool(channel_signature_is_valid), name) @classmethod - def pack_value(cls, root_tx_num: int, root_position: int, amount: int, name: str) -> bytes: - return cls.value_struct.pack(root_tx_num, root_position, amount) + length_encoded_name(name) + def pack_value(cls, root_tx_num: int, root_position: int, amount: int, + channel_signature_is_valid: bool, name: str) -> bytes: + return cls.value_struct.pack( + root_tx_num, root_position, amount, int(channel_signature_is_valid) + ) + length_encoded_name(name) @classmethod def pack_item(cls, claim_hash: bytes, tx_num: int, position: int, root_tx_num: int, root_position: int, - amount: int, name: str): + amount: int, channel_signature_is_valid: bool, name: str): return cls.pack_key(claim_hash, tx_num, position), \ - cls.pack_value(root_tx_num, root_position, amount, name) + cls.pack_value(root_tx_num, root_position, amount, channel_signature_is_valid, name) class TXOToClaimPrefixRow(PrefixRow): diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index d38c93bbb7..19907719da 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -220,14 +220,13 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, channel_hash = self.get_channel_for_claim(claim_hash) reposted_claim_hash = self.get_repost(claim_hash) - claims_in_channel = None short_url = f'{name}#{claim_hash.hex()}' canonical_url = short_url + claims_in_channel = self.get_claims_in_channel_count(claim_hash) if channel_hash: channel_vals = self.get_claim_txo(channel_hash) if channel_vals: channel_name = channel_vals[1].name - claims_in_channel = self.get_claims_in_channel_count(channel_hash) canonical_url = f'{channel_name}#{channel_hash.hex()}/{name}#{claim_hash.hex()}' return ResolveResult( name, claim_hash, tx_num, position, tx_hash, height, claim_amount, short_url=short_url, From e605c14b13ac86e0a59fbe4e3845233442c8c364 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 4 Jun 2021 17:04:59 -0400 Subject: [PATCH 038/206] flush count --- lbry/wallet/server/leveldb.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 19907719da..91898ddb46 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -76,8 +76,8 @@ class FlushData: OptionalResolveResultOrError = Optional[typing.Union[ResolveResult, LookupError, ValueError]] -DB_STATE_STRUCT = struct.Struct(b'>32sLL32sHLBBlll') -DB_STATE_STRUCT_SIZE = 92 +DB_STATE_STRUCT = struct.Struct(b'>32sLL32sLLBBlll') +DB_STATE_STRUCT_SIZE = 94 class DBState(typing.NamedTuple): From f493f13b256960de5c700920fcd26b167acd2449 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 4 Jun 2021 17:41:26 -0400 Subject: [PATCH 039/206] prints --- lbry/wallet/server/block_processor.py | 48 +++++++++++++-------------- lbry/wallet/server/db/claimtrie.py | 6 ++-- lbry/wallet/server/leveldb.py | 6 ++-- 3 files changed, 30 insertions(+), 30 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 199e1d12fb..4a7429de05 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -449,7 +449,7 @@ async def check_and_advance_blocks(self, raw_blocks): self.removed_claims_to_send_es.clear() self.pending_reposted.clear() self.pending_channel_counts.clear() - print("******************\n") + # print("******************\n") except: self.logger.exception("advance blocks failed") raise @@ -602,10 +602,10 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu claim_name = ''.join(chr(c) for c in txo.script.values['claim_name']) if txo.script.is_claim_name: claim_hash = hash160(tx_hash + pack('>I', nout))[::-1] - print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") + # print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") else: claim_hash = txo.claim_hash[::-1] - print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") + # print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") signing_channel_hash = None channel_signature_is_valid = False @@ -663,10 +663,10 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu root_tx_num, root_idx = tx_num, nout else: # it's a claim update if claim_hash not in spent_claims: - print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") + # print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") return [] (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) - print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") + # print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") if (prev_tx_num, prev_idx) in self.pending_claims: previous_claim = self.pending_claims.pop((prev_tx_num, prev_idx)) root_tx_num, root_idx = previous_claim.root_claim_tx_num, previous_claim.root_claim_tx_position @@ -694,7 +694,7 @@ def _add_support(self, txo: 'Output', tx_num: int, nout: int) -> List['Revertabl supported_claim_hash = txo.claim_hash[::-1] self.pending_supports[supported_claim_hash].append((tx_num, nout)) self.pending_support_txos[(tx_num, nout)] = supported_claim_hash, txo.amount - print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") + # print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") return StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount ).get_add_support_utxo_ops() @@ -713,7 +713,7 @@ def _spend_support_txo(self, txin): spent_support, support_amount = self.pending_support_txos.pop((txin_num, txin.prev_idx)) self.pending_supports[spent_support].remove((txin_num, txin.prev_idx)) supported_name = self._get_pending_claim_name(spent_support) - print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()}") + # print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()}") self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) return StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount @@ -724,7 +724,7 @@ def _spend_support_txo(self, txin): self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) self.removed_active_support[spent_support].append(support_amount) - print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") + # print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") return StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops() + \ @@ -759,7 +759,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i if spent.signing_hash and spent.channel_signature_is_valid: self.pending_channel_counts[spent.signing_hash] -= 1 spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.name) - print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") + # print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") return spent.get_spend_claim_txo_ops() def _spend_claim_or_support_txo(self, txin, spent_claims): @@ -803,7 +803,7 @@ def _abandon(self, spent_claims) -> List['RevertableOp']: ops = [] for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): - print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {tx_num} {nout}") + # print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {tx_num} {nout}") ops.extend(self._abandon_claim(abandoned_claim_hash, tx_num, nout, name)) return ops @@ -915,7 +915,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t controlling = get_controlling(staged.name) if controlling and controlling.claim_hash == claim_hash: names_with_abandoned_controlling_claims.append(staged.name) - print(f"\t{staged.name} needs takeover") + # print(f"\t{staged.name} needs takeover") activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db @@ -972,7 +972,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t for activated_txo in activated_txos: if activated_txo.is_support and (activated_txo.tx_num, activated_txo.position) in \ self.pending_removed_support[activated.name][activated.claim_hash]: - print("\tskip activate support for pending abandoned claim") + # print("\tskip activate support for pending abandoned claim") continue if activated_txo.is_claim: txo_type = ACTIVATED_CLAIM_TXO_TYPE @@ -995,8 +995,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ) self.staged_activated_support[activated.claim_hash].append(amount) self.pending_activated[activated.name][activated.claim_hash].append((activated_txo, amount)) - print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " - f"lbry://{activated.name}#{activated.claim_hash.hex()} @ {activated_txo.height}") + # print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " + # f"lbry://{activated.name}#{activated.claim_hash.hex()} @ {activated_txo.height}") if reactivate: ops.extend( StagedActivation( @@ -1025,8 +1025,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activate_key, self.db.get_claim_txo_amount(candidate_claim_hash, tx_num, nout) )) need_reactivate_if_takes_over[(need_takeover, candidate_claim_hash)] = activate_key - print(f"\tcandidate to takeover abandoned controlling claim for lbry://{need_takeover} - " - f"{activate_key.tx_num}:{activate_key.position} {activate_key.is_claim}") + # print(f"\tcandidate to takeover abandoned controlling claim for lbry://{need_takeover} - " + # f"{activate_key.tx_num}:{activate_key.position} {activate_key.is_claim}") if not has_candidate: # remove name takeover entry, the name is now unclaimed controlling = get_controlling(need_takeover) @@ -1085,8 +1085,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amounts_with_future_activations, key=lambda x: amounts_with_future_activations[x] ) if winning_claim_hash != winning_including_future_activations: - print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " - f"takeover by {winning_including_future_activations.hex()} at {height}") + # print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " + # f"takeover by {winning_including_future_activations.hex()} at {height}") # handle a pending activated claim jumping the takeover delay when another name takes over if winning_including_future_activations not in self.pending_claim_txos: claim = self.db.get_claim_txo(winning_including_future_activations) @@ -1137,7 +1137,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): - print(f"\ttakeover {name} by {winning_claim_hash.hex()} at {height}") + # print(f"\ttakeover {name} by {winning_claim_hash.hex()} at {height}") if (name, winning_claim_hash) in need_reactivate_if_takes_over: previous_pending_activate = need_reactivate_if_takes_over[(name, winning_claim_hash)] amount = self.db.get_claim_txo_amount( @@ -1164,10 +1164,10 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ) ops.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) elif winning_claim_hash == controlling.claim_hash: - print("\tstill winning") + # print("\tstill winning") pass else: - print("\tno takeover") + # print("\tno takeover") pass # handle remaining takeovers from abandoned supports @@ -1184,7 +1184,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning = max(amounts, key=lambda x: amounts[x]) if (controlling and winning != controlling.claim_hash) or (not controlling and winning): - print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") + # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") ops.extend(get_takeover_name_ops(name, winning, height, controlling)) # gather cumulative removed/touched sets to update the search index @@ -1228,7 +1228,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t def advance_block(self, block): height = self.height + 1 - print("advance ", height) + # print("advance ", height) txs: List[Tuple[Tx, bytes]] = block.transactions block_hash = self.coin.header_hash(block.header) @@ -1301,7 +1301,7 @@ def advance_block(self, block): # handle expired claims expired_ops = self._expire_claims(height) if expired_ops: - print(f"************\nexpire claims at block {height}\n************") + # print(f"************\nexpire claims at block {height}\n************") claimtrie_stash_extend(expired_ops) # activate claims and process takeovers diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index c928f79902..ebc6bc439e 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -52,9 +52,9 @@ class StagedActivation(typing.NamedTuple): def _get_add_remove_activate_ops(self, add=True): op = RevertablePut if add else RevertableDelete - print(f"\t{'add' if add else 'remove'} {'claim' if self.txo_type == ACTIVATED_CLAIM_TXO_TYPE else 'support'}," - f" {self.tx_num}, {self.position}, activation={self.activation_height}, {self.name}, " - f"amount={self.amount}") + # print(f"\t{'add' if add else 'remove'} {'claim' if self.txo_type == ACTIVATED_CLAIM_TXO_TYPE else 'support'}," + # f" {self.tx_num}, {self.position}, activation={self.activation_height}, {self.name}, " + # f"amount={self.amount}") return [ op( *Prefixes.activated.pack_item( diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 91898ddb46..9c9c7b910a 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -249,9 +249,9 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, # winning resolution controlling = self.get_controlling_claim(normalized_name) if not controlling: - print(f"none controlling for lbry://{normalized_name}") + # print(f"none controlling for lbry://{normalized_name}") return - print(f"resolved controlling lbry://{normalized_name}#{controlling.claim_hash.hex()}") + # print(f"resolved controlling lbry://{normalized_name}#{controlling.claim_hash.hex()}") return self._fs_get_claim_by_hash(controlling.claim_hash) amount_order = max(int(amount_order or 1), 1) @@ -405,7 +405,7 @@ def get_expired_by_height(self, height: int) -> Dict[bytes, Tuple[int, int, str, tx = self.coin.transaction(self.db.get(DB_PREFIXES.TX_PREFIX.value + tx_hash)) # treat it like a claim spend so it will delete/abandon properly # the _spend_claim function this result is fed to expects a txi, so make a mock one - print(f"\texpired lbry://{v.name} {v.claim_hash.hex()}") + # print(f"\texpired lbry://{v.name} {v.claim_hash.hex()}") expired[v.claim_hash] = ( k.tx_num, k.position, v.name, TxInput(prev_hash=tx_hash, prev_idx=k.position, script=tx.outputs[k.position].pk_script, sequence=0) From ffff3bd3345d0d75bb4f86d7c50ddb61a162691b Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 12:59:53 -0400 Subject: [PATCH 040/206] debugging --- lbry/wallet/server/block_processor.py | 40 +++++++++++++-------------- 1 file changed, 20 insertions(+), 20 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 4a7429de05..83f9ee88dc 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -449,7 +449,7 @@ async def check_and_advance_blocks(self, raw_blocks): self.removed_claims_to_send_es.clear() self.pending_reposted.clear() self.pending_channel_counts.clear() - # print("******************\n") + print("******************\n") except: self.logger.exception("advance blocks failed") raise @@ -602,10 +602,10 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu claim_name = ''.join(chr(c) for c in txo.script.values['claim_name']) if txo.script.is_claim_name: claim_hash = hash160(tx_hash + pack('>I', nout))[::-1] - # print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") + print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") else: claim_hash = txo.claim_hash[::-1] - # print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") + print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") signing_channel_hash = None channel_signature_is_valid = False @@ -663,7 +663,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu root_tx_num, root_idx = tx_num, nout else: # it's a claim update if claim_hash not in spent_claims: - # print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") + print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") return [] (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) # print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") @@ -694,7 +694,7 @@ def _add_support(self, txo: 'Output', tx_num: int, nout: int) -> List['Revertabl supported_claim_hash = txo.claim_hash[::-1] self.pending_supports[supported_claim_hash].append((tx_num, nout)) self.pending_support_txos[(tx_num, nout)] = supported_claim_hash, txo.amount - # print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") + print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") return StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount ).get_add_support_utxo_ops() @@ -803,7 +803,7 @@ def _abandon(self, spent_claims) -> List['RevertableOp']: ops = [] for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): - # print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {tx_num} {nout}") + print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {tx_num} {nout}") ops.extend(self._abandon_claim(abandoned_claim_hash, tx_num, nout, name)) return ops @@ -915,7 +915,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t controlling = get_controlling(staged.name) if controlling and controlling.claim_hash == claim_hash: names_with_abandoned_controlling_claims.append(staged.name) - # print(f"\t{staged.name} needs takeover") + print(f"\t{staged.name} needs takeover") activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db @@ -972,7 +972,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t for activated_txo in activated_txos: if activated_txo.is_support and (activated_txo.tx_num, activated_txo.position) in \ self.pending_removed_support[activated.name][activated.claim_hash]: - # print("\tskip activate support for pending abandoned claim") + print("\tskip activate support for pending abandoned claim") continue if activated_txo.is_claim: txo_type = ACTIVATED_CLAIM_TXO_TYPE @@ -995,8 +995,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ) self.staged_activated_support[activated.claim_hash].append(amount) self.pending_activated[activated.name][activated.claim_hash].append((activated_txo, amount)) - # print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " - # f"lbry://{activated.name}#{activated.claim_hash.hex()} @ {activated_txo.height}") + print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " + f"lbry://{activated.name}#{activated.claim_hash.hex()} @ {activated_txo.height}") if reactivate: ops.extend( StagedActivation( @@ -1025,8 +1025,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activate_key, self.db.get_claim_txo_amount(candidate_claim_hash, tx_num, nout) )) need_reactivate_if_takes_over[(need_takeover, candidate_claim_hash)] = activate_key - # print(f"\tcandidate to takeover abandoned controlling claim for lbry://{need_takeover} - " - # f"{activate_key.tx_num}:{activate_key.position} {activate_key.is_claim}") + print(f"\tcandidate to takeover abandoned controlling claim for lbry://{need_takeover} - " + f"{activate_key.tx_num}:{activate_key.position} {activate_key.is_claim}") if not has_candidate: # remove name takeover entry, the name is now unclaimed controlling = get_controlling(need_takeover) @@ -1084,9 +1084,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t winning_including_future_activations = max( amounts_with_future_activations, key=lambda x: amounts_with_future_activations[x] ) - if winning_claim_hash != winning_including_future_activations: - # print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " - # f"takeover by {winning_including_future_activations.hex()} at {height}") + if winning_claim_hash != winning_including_future_activations: # TODO: and amount is higher and claim exists + print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " + f"takeover by {winning_including_future_activations.hex()} at {height}") # handle a pending activated claim jumping the takeover delay when another name takes over if winning_including_future_activations not in self.pending_claim_txos: claim = self.db.get_claim_txo(winning_including_future_activations) @@ -1137,7 +1137,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): - # print(f"\ttakeover {name} by {winning_claim_hash.hex()} at {height}") + print(f"\ttakeover {name} by {winning_claim_hash.hex()} at {height}") if (name, winning_claim_hash) in need_reactivate_if_takes_over: previous_pending_activate = need_reactivate_if_takes_over[(name, winning_claim_hash)] amount = self.db.get_claim_txo_amount( @@ -1164,10 +1164,10 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ) ops.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) elif winning_claim_hash == controlling.claim_hash: - # print("\tstill winning") + print("\tstill winning") pass else: - # print("\tno takeover") + print("\tno takeover") pass # handle remaining takeovers from abandoned supports @@ -1184,7 +1184,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning = max(amounts, key=lambda x: amounts[x]) if (controlling and winning != controlling.claim_hash) or (not controlling and winning): - # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") + print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") ops.extend(get_takeover_name_ops(name, winning, height, controlling)) # gather cumulative removed/touched sets to update the search index @@ -1228,7 +1228,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t def advance_block(self, block): height = self.height + 1 - # print("advance ", height) + print("advance ", height) txs: List[Tuple[Tx, bytes]] = block.transactions block_hash = self.coin.header_hash(block.header) From 515f270c3aaaaf3eec4555ca430976c6fae11ed4 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:01:06 -0400 Subject: [PATCH 041/206] faster get_future_activated --- lbry/wallet/server/leveldb.py | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 9c9c7b910a..b844e78dcf 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -436,12 +436,13 @@ def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationV def get_future_activated(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: activated = defaultdict(list) - for i in range(self.coin.maxTakeoverDelay): - prefix = Prefixes.pending_activation.pack_partial_key(height+1+i) - for _k, _v in self.db.iterator(prefix=prefix): - k = Prefixes.pending_activation.unpack_key(_k) - v = Prefixes.pending_activation.unpack_value(_v) - activated[v].append(k) + start_prefix = Prefixes.pending_activation.pack_partial_key(height + 1) + stop_prefix = Prefixes.pending_activation.pack_partial_key(height + 1 + self.coin.maxTakeoverDelay) + for _k, _v in self.db.iterator(start=start_prefix, stop=stop_prefix): + k = Prefixes.pending_activation.unpack_key(_k) + v = Prefixes.pending_activation.unpack_value(_v) + activated[v].append(k) + return activated async def _read_tx_counts(self): From 27be5deeb2a467f6605b6836fb4d467e73995ce0 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:02:52 -0400 Subject: [PATCH 042/206] ignore activation for headless supports --- lbry/wallet/server/block_processor.py | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 83f9ee88dc..48473df054 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -713,7 +713,7 @@ def _spend_support_txo(self, txin): spent_support, support_amount = self.pending_support_txos.pop((txin_num, txin.prev_idx)) self.pending_supports[spent_support].remove((txin_num, txin.prev_idx)) supported_name = self._get_pending_claim_name(spent_support) - # print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()}") + print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()}") self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) return StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount @@ -721,7 +721,8 @@ def _spend_support_txo(self, txin): spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) if spent_support: supported_name = self._get_pending_claim_name(spent_support) - self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) + if supported_name is not None: + self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) self.removed_active_support[spent_support].append(support_amount) # print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") @@ -933,6 +934,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t abandoned_support_check_need_takeover = defaultdict(list) for claim_hash, amounts in self.removed_active_support.items(): name = self._get_pending_claim_name(claim_hash) + if name is None: + continue controlling = get_controlling(name) if controlling and controlling.claim_hash == claim_hash and \ name not in names_with_abandoned_controlling_claims: @@ -952,7 +955,12 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t name = self.pending_claims[self.pending_claim_txos[claim_hash]].name staged_is_new_claim = not self.pending_claims[self.pending_claim_txos[claim_hash]].is_update else: - k, v = self.db.get_claim_txo(claim_hash) + supported_claim_info = self.db.get_claim_txo(claim_hash) + if not supported_claim_info: + # the supported claim doesn't exist + continue + else: + k, v = supported_claim_info name = v.name staged_is_new_claim = (v.root_tx_num, v.root_position) == (k.tx_num, k.position) ops.extend(get_delayed_activate_ops( @@ -993,6 +1001,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amount = self.db.get_support_txo_amount( activated.claim_hash, activated_txo.tx_num, activated_txo.position ) + if amount is None: + print("\tskip activate support for non existent claim") + continue self.staged_activated_support[activated.claim_hash].append(amount) self.pending_activated[activated.name][activated.claim_hash].append((activated_txo, amount)) print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " From ce8e659008d445529ae3654da64d40181916d9e0 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:03:28 -0400 Subject: [PATCH 043/206] fix syncing claim to es where channel is in the same block --- lbry/wallet/server/block_processor.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 48473df054..9ed357330f 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -344,8 +344,8 @@ def get_claim_txo(tx_hash, nout): languages = list(set(claim_languages).union(set(reposted_languages))) canonical_url = f'{claim.name}#{claim.claim_hash.hex()}' if metadata.is_signed: - channel_txo = self.db.get_claim_txo(metadata.signing_channel_hash[::-1]) - canonical_url = f'{channel_txo[1].name}#{metadata.signing_channel_hash[::-1].hex()}/{canonical_url}' + channel_name = self._get_pending_claim_name(metadata.signing_channel_hash[::-1]) + canonical_url = f'{channel_name}#{metadata.signing_channel_hash[::-1].hex()}/{canonical_url}' value = { 'claim_hash': claim_hash[::-1], From 7896e177ef95f11ce2a07f6194a5295718aeb9f5 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:05:09 -0400 Subject: [PATCH 044/206] fix putting spent unactivated supports in removed_active_support --- lbry/wallet/server/block_processor.py | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 9ed357330f..5db30d7237 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -724,15 +724,18 @@ def _spend_support_txo(self, txin): if supported_name is not None: self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) - self.removed_active_support[spent_support].append(support_amount) - # print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") - return StagedClaimtrieSupport( + if activation <= self.height + 1: + self.removed_active_support[spent_support].append(support_amount) + print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") + ops = StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount - ).get_spend_support_txo_ops() + \ - StagedActivation( + ).get_spend_support_txo_ops() + if supported_name is not None: + ops.extend(StagedActivation( ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, support_amount - ).get_remove_activate_ops() + ).get_remove_activate_ops()) + return ops return [] def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]): From 1bdaddb3191cf699037d72e7bf8ef4ef3d6cd636 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:05:45 -0400 Subject: [PATCH 045/206] fix clearing pending_support caches upon abandon --- lbry/wallet/server/block_processor.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5db30d7237..99785bf514 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -797,6 +797,8 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] if prev_signing_hash and prev_signing_hash in self.pending_channel_counts: self.pending_channel_counts.pop(prev_signing_hash) + for support_txo_to_clear in self.pending_supports[claim_hash]: + self.pending_support_txos.pop(support_txo_to_clear) self.pending_supports[claim_hash].clear() self.pending_supports.pop(claim_hash) From 1b325b9acd519049f7102cf72b3c077a44130d64 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:06:30 -0400 Subject: [PATCH 046/206] fix flush id --- lbry/wallet/server/leveldb.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index b844e78dcf..fc79c19f6b 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -540,7 +540,7 @@ async def _open_dbs(self, for_sync, compacting): keys = [] for key, hist in self.db.iterator(prefix=DB_PREFIXES.HASHX_HISTORY_PREFIX.value): k = key[1:] - flush_id, = unpack_be_uint16_from(k[-2:]) + flush_id = int.from_bytes(k[-4:], byteorder='big') if flush_id > self.utxo_flush_count: keys.append(k) @@ -719,7 +719,7 @@ def flush_dbs(self, flush_data: FlushData): # Then history self.hist_flush_count += 1 - flush_id = pack_be_uint16(self.hist_flush_count) + flush_id = util.pack_be_uint32(self.hist_flush_count) unflushed = self.hist_unflushed for hashX in sorted(unflushed): From 8a555ecf1cbce10f09f71f22fedf27f396fbe8ef Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:08:15 -0400 Subject: [PATCH 047/206] remove extra open functions --- lbry/wallet/server/block_processor.py | 14 +++-- lbry/wallet/server/db/elasticsearch/search.py | 9 ++-- lbry/wallet/server/leveldb.py | 53 +++---------------- tests/integration/other/test_chris45.py | 2 +- 4 files changed, 21 insertions(+), 57 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 99785bf514..def8457a16 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1576,13 +1576,7 @@ async def _first_caught_up(self): self.logger.info(f'{lbry.__version__} synced to ' f'height {self.height:,d}') # Reopen for serving - await self.db.open_for_serving() - - async def _first_open_dbs(self): - await self.db.open_for_sync() - self.height = self.db.db_height - self.tip = self.db.db_tip - self.tx_count = self.db.db_tx_count + await self.db.open_dbs() # --- External API @@ -1601,7 +1595,11 @@ async def fetch_and_process_blocks(self, caught_up_event): self._caught_up_event = caught_up_event try: - await self._first_open_dbs() + await self.db.open_dbs() + self.height = self.db.db_height + self.tip = self.db.db_tip + self.tx_count = self.db.db_tx_count + self.status_server.set_height(self.db.fs_height, self.db.db_tip) await asyncio.wait([ self.prefetcher.main_loop(self.height), diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 9d10e378b3..da7615f2b0 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -111,8 +111,11 @@ async def _consume_claim_producer(self, claim_producer): yield extract_doc(doc, self.index) count += 1 if count % 100 == 0: - self.logger.info("Indexing in progress, %d claims.", count) - self.logger.info("Indexing done for %d claims.", count) + self.logger.debug("Indexing in progress, %d claims.", count) + if count: + self.logger.info("Indexing done for %d claims.", count) + else: + self.logger.debug("Indexing done for %d claims.", count) async def claim_consumer(self, claim_producer): touched = set() @@ -124,7 +127,7 @@ async def claim_consumer(self, claim_producer): item = item.popitem()[1] touched.add(item['_id']) await self.sync_client.indices.refresh(self.index) - self.logger.info("Indexing done.") + self.logger.debug("Indexing done.") def update_filter_query(self, censor_type, blockdict, channels=False): blockdict = {key[::-1].hex(): value[::-1].hex() for key, value in blockdict.items()} diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index fc79c19f6b..53b11c7a15 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -495,7 +495,9 @@ def get_headers(): assert len(headers) - 1 == self.db_height, f"{len(headers)} vs {self.db_height}" self.headers = headers - async def _open_dbs(self, for_sync, compacting): + async def open_dbs(self): + if self.db: + return if self.executor is None: self.executor = ThreadPoolExecutor(1) @@ -595,33 +597,6 @@ def close(self): self.executor.shutdown(wait=True) self.executor = None - async def open_for_compacting(self): - await self._open_dbs(True, True) - - async def open_for_sync(self): - """Open the databases to sync to the daemon. - - When syncing we want to reserve a lot of open files for the - synchronization. When serving clients we want the open files for - serving network connections. - """ - self.logger.info("opened for sync") - await self._open_dbs(True, False) - - async def open_for_serving(self): - """Open the databases for serving. If they are already open they are - closed first. - """ - if self.db: - return - # self.logger.info('closing DBs to re-open for serving') - # self.db.close() - # self.history.close_db() - # self.db = None - - await self._open_dbs(False, False) - self.logger.info("opened for serving") - # Header merkle cache async def populate_header_merkle_cache(self): @@ -656,7 +631,7 @@ def flush_dbs(self, flush_data: FlushData): self.assert_flushed(flush_data) return - start_time = time.time() + # start_time = time.time() prior_flush = self.last_flush tx_delta = flush_data.tx_count - self.last_flush_tx_count @@ -675,7 +650,7 @@ def flush_dbs(self, flush_data: FlushData): ) // 32 == flush_data.tx_count - prior_tx_count, f"{len(b''.join(hashes for hashes, _ in flush_data.block_txs)) // 32} != {flush_data.tx_count}" # Write the headers - start_time = time.perf_counter() + # start_time = time.perf_counter() with self.db.write_batch() as batch: self.put = batch.put @@ -701,7 +676,7 @@ def flush_dbs(self, flush_data: FlushData): flush_data.headers.clear() flush_data.block_txs.clear() flush_data.block_hashes.clear() - + op_count = len(flush_data.claimtrie_stash) for staged_change in flush_data.claimtrie_stash: # print("ADVANCE", staged_change) if staged_change.is_put: @@ -759,9 +734,9 @@ def flush_dbs(self, flush_data: FlushData): block_count = flush_data.height - self.db_height tx_count = flush_data.tx_count - self.db_tx_count elapsed = time.time() - start_time - self.logger.info(f'flushed {block_count:,d} blocks with ' + self.logger.info(f'advanced to {flush_data.height:,d} with ' f'{tx_count:,d} txs, {add_count:,d} UTXO adds, ' - f'{spend_count:,d} spends in ' + f'{spend_count:,d} spends, {op_count:,d} claim ops in ' f'{elapsed:.1f}s, committing...') self.utxo_flush_count = self.hist_flush_count @@ -776,18 +751,6 @@ def flush_dbs(self, flush_data: FlushData): self.last_flush_tx_count = self.fs_tx_count self.write_db_state(batch) - elapsed = self.last_flush - start_time - self.logger.info(f'flush #{self.hist_flush_count:,d} took ' - f'{elapsed:.1f}s. Height {flush_data.height:,d} ' - f'txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') - # Catch-up stats - if self.db.for_sync: - flush_interval = self.last_flush - prior_flush - tx_per_sec_gen = int(flush_data.tx_count / self.wall_time) - tx_per_sec_last = 1 + int(tx_delta / flush_interval) - self.logger.info(f'tx/sec since genesis: {tx_per_sec_gen:,d}, ' - f'since last flush: {tx_per_sec_last:,d}') - self.logger.info(f'sync time: {formatted_time(self.wall_time)}') def flush_backup(self, flush_data, touched): """Like flush_dbs() but when backing up. All UTXOs are flushed.""" diff --git a/tests/integration/other/test_chris45.py b/tests/integration/other/test_chris45.py index 51c3cd3e8f..52f3b179cf 100644 --- a/tests/integration/other/test_chris45.py +++ b/tests/integration/other/test_chris45.py @@ -199,5 +199,5 @@ async def test_no_this_is_not_a_test_its_an_adventure(self): # He closes and opens the wallet server databases to see how horribly they break db = self.conductor.spv_node.server.db db.close() - await db.open_for_serving() + await db.open_dbs() # They didn't! (error would be AssertionError: 276 vs 266 (264 counts) on startup) From 18b5f032474d34f818058faca844a56025debfb4 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:31:24 -0400 Subject: [PATCH 048/206] filter supported claim hashes for claims that dont exist from early takeover/activations --- lbry/wallet/server/block_processor.py | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index def8457a16..fb280b9570 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1055,16 +1055,27 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # claim B is made for 0.2 # a block later, claim C is made for 0.3, it will schedule to activate 1 (or rarely 2) block(s) after B # upon the delayed activation of B, we need to detect to activate C and make it take over early instead + + claim_exists = {} for activated, activated_txos in self.db.get_future_activated(height).items(): # uses the pending effective amount for the future activation height, not the current height future_amount = self._get_pending_claim_amount( activated.name, activated.claim_hash, activated_txos[-1].height + 1 ) - v = future_amount, activated, activated_txos[-1] - future_activations[activated.name][activated.claim_hash] = v + if activated.claim_hash not in claim_exists: + claim_exists[activated.claim_hash] = activated.claim_hash in self.pending_claim_txos or ( + self.db.get_claim_txo(activated.claim_hash) is not None) + if claim_exists[activated.claim_hash]: + v = future_amount, activated, activated_txos[-1] + future_activations[activated.name][activated.claim_hash] = v for name, future_activated in activate_in_future.items(): for claim_hash, activated in future_activated.items(): + if claim_hash not in claim_exists: + claim_exists[claim_hash] = claim_hash in self.pending_claim_txos or ( + self.db.get_claim_txo(claim_hash) is not None) + if not claim_exists[claim_hash]: + continue for txo in activated: v = txo[1], PendingActivationValue(claim_hash, name), txo[0] future_activations[name][claim_hash] = v From ce031dc6b865ed045349c4f883422b23bdb0e91a Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 6 Jun 2021 13:33:56 -0400 Subject: [PATCH 049/206] only do early takeover on a larger amount (fix case where they're equal) --- lbry/wallet/server/block_processor.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index fb280b9570..8ac0d839e6 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1111,7 +1111,10 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t winning_including_future_activations = max( amounts_with_future_activations, key=lambda x: amounts_with_future_activations[x] ) - if winning_claim_hash != winning_including_future_activations: # TODO: and amount is higher and claim exists + future_winning_amount = amounts_with_future_activations[winning_including_future_activations] + + if winning_claim_hash != winning_including_future_activations and \ + future_winning_amount > amounts[winning_claim_hash]: print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " f"takeover by {winning_including_future_activations.hex()} at {height}") # handle a pending activated claim jumping the takeover delay when another name takes over From adb188e5d0a3334f861535be8d016342bcbcab0c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 7 Jun 2021 14:42:38 -0400 Subject: [PATCH 050/206] filter abandoned claims from those considered for early activation --- lbry/wallet/server/block_processor.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 8ac0d839e6..3ddae77f62 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1065,7 +1065,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if activated.claim_hash not in claim_exists: claim_exists[activated.claim_hash] = activated.claim_hash in self.pending_claim_txos or ( self.db.get_claim_txo(activated.claim_hash) is not None) - if claim_exists[activated.claim_hash]: + if claim_exists[activated.claim_hash] and activated.claim_hash not in self.staged_pending_abandoned: v = future_amount, activated, activated_txos[-1] future_activations[activated.name][activated.claim_hash] = v @@ -1076,6 +1076,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t self.db.get_claim_txo(claim_hash) is not None) if not claim_exists[claim_hash]: continue + if claim_hash in self.staged_pending_abandoned: + continue for txo in activated: v = txo[1], PendingActivationValue(claim_hash, name), txo[0] future_activations[name][claim_hash] = v From 07c86502f610b314d5d539b99c2725aae86c8a37 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 9 Jun 2021 16:29:16 -0400 Subject: [PATCH 051/206] refactor ClaimToTXO prefix --- lbry/wallet/server/block_processor.py | 44 +++++++++++++-------------- lbry/wallet/server/db/prefixes.py | 43 +++++++++++++------------- lbry/wallet/server/leveldb.py | 31 ++++++++++--------- 3 files changed, 58 insertions(+), 60 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 3ddae77f62..506d2f3009 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -296,7 +296,7 @@ def get_claim_txo(tx_hash, nout): if not reposted_claim: continue reposted_metadata = get_claim_txo( - self.db.total_transactions[reposted_claim[0].tx_num], reposted_claim[0].position + self.db.total_transactions[reposted_claim.tx_num], reposted_claim.position ) if not reposted_metadata: continue @@ -305,14 +305,14 @@ def get_claim_txo(tx_hash, nout): reposted_has_source = None reposted_claim_type = None if reposted_claim: - reposted_tx_hash = self.db.total_transactions[reposted_claim[0].tx_num] + reposted_tx_hash = self.db.total_transactions[reposted_claim.tx_num] raw_reposted_claim_tx = self.db.db.get( DB_PREFIXES.TX_PREFIX.value + reposted_tx_hash ) try: reposted_claim_txo: TxOutput = self.coin.transaction( raw_reposted_claim_tx - ).outputs[reposted_claim[0].position] + ).outputs[reposted_claim.position] reposted_script = OutputScript(reposted_claim_txo.pk_script) reposted_script.parse() except: @@ -635,7 +635,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu signing_channel = self.db.get_claim_txo(signing_channel_hash) if signing_channel: raw_channel_tx = self.db.db.get( - DB_PREFIXES.TX_PREFIX.value + self.db.total_transactions[signing_channel[0].tx_num] + DB_PREFIXES.TX_PREFIX.value + self.db.total_transactions[signing_channel.tx_num] ) channel_pub_key_bytes = None try: @@ -643,7 +643,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu if txo.signable.signing_channel_hash[::-1] in self.pending_channels: channel_pub_key_bytes = self.pending_channels[txo.signable.signing_channel_hash[::-1]] elif raw_channel_tx: - chan_output = self.coin.transaction(raw_channel_tx).outputs[signing_channel[0].position] + chan_output = self.coin.transaction(raw_channel_tx).outputs[signing_channel.position] chan_script = OutputScript(chan_output.pk_script) chan_script.parse() @@ -671,7 +671,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu previous_claim = self.pending_claims.pop((prev_tx_num, prev_idx)) root_tx_num, root_idx = previous_claim.root_claim_tx_num, previous_claim.root_claim_tx_position else: - k, v = self.db.get_claim_txo( + v = self.db.get_claim_txo( claim_hash ) root_tx_num, root_idx = v.root_tx_num, v.root_position @@ -750,7 +750,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i return [] claim_hash = spent_claim_hash_and_name.claim_hash signing_hash = self.db.get_channel_for_claim(claim_hash) - k, v = self.db.get_claim_txo(claim_hash) + v = self.db.get_claim_txo(claim_hash) reposted_claim_hash = self.db.get_repost(claim_hash) spent = StagedClaimtrieItem( v.name, claim_hash, v.amount, @@ -782,7 +782,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] expiration = self.coin.get_expiration_height(self.height) signature_is_valid = pending.channel_signature_is_valid else: - k, v = self.db.get_claim_txo( + v = self.db.get_claim_txo( claim_hash ) claim_root_tx_num, claim_root_idx, prev_amount = v.root_tx_num, v.root_position, v.amount @@ -838,7 +838,7 @@ def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: return self.pending_claims[claim_hash].name claim_info = self.db.get_claim_txo(claim_hash) if claim_info: - return claim_info[1].name + return claim_info.name def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] = None) -> int: amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) or 0 @@ -965,9 +965,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # the supported claim doesn't exist continue else: - k, v = supported_claim_info + v = supported_claim_info name = v.name - staged_is_new_claim = (v.root_tx_num, v.root_position) == (k.tx_num, k.position) + staged_is_new_claim = (v.root_tx_num, v.root_position) == (v.tx_num, v.position) ops.extend(get_delayed_activate_ops( name, claim_hash, staged_is_new_claim, tx_num, nout, amount, is_support=True )) @@ -994,7 +994,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amount = self.pending_claims[txo_tup].amount else: amount = self.db.get_claim_txo_amount( - activated.claim_hash, activated_txo.tx_num, activated_txo.position + activated.claim_hash ) self.staged_activated_claim[(activated.name, activated.claim_hash)] = amount else: @@ -1038,7 +1038,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t existing_activation, ACTIVATED_CLAIM_TXO_TYPE, tx_num, nout ) self.pending_activated[need_takeover][candidate_claim_hash].append(( - activate_key, self.db.get_claim_txo_amount(candidate_claim_hash, tx_num, nout) + activate_key, self.db.get_claim_txo_amount(candidate_claim_hash) )) need_reactivate_if_takes_over[(need_takeover, candidate_claim_hash)] = activate_key print(f"\tcandidate to takeover abandoned controlling claim for lbry://{need_takeover} - " @@ -1122,9 +1122,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # handle a pending activated claim jumping the takeover delay when another name takes over if winning_including_future_activations not in self.pending_claim_txos: claim = self.db.get_claim_txo(winning_including_future_activations) - tx_num = claim[0].tx_num - position = claim[0].position - amount = claim[1].amount + tx_num = claim.tx_num + position = claim.position + amount = claim.amount activation = self.db.get_activation(tx_num, position) else: tx_num, position = self.pending_claim_txos[winning_including_future_activations] @@ -1173,7 +1173,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if (name, winning_claim_hash) in need_reactivate_if_takes_over: previous_pending_activate = need_reactivate_if_takes_over[(name, winning_claim_hash)] amount = self.db.get_claim_txo_amount( - winning_claim_hash, previous_pending_activate.tx_num, previous_pending_activate.position + winning_claim_hash ) if winning_claim_hash in self.pending_claim_txos: tx_num, position = self.pending_claim_txos[winning_claim_hash] @@ -1232,8 +1232,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t removed_claim = self.db.get_claim_txo(removed) if not removed_claim: continue - k, v = removed_claim - name, tx_num, position = v.name, k.tx_num, k.position + name, tx_num, position = removed_claim.name, removed_claim.tx_num, removed_claim.position ops.extend(get_remove_effective_amount_ops( name, self.db.get_effective_amount(removed), tx_num, position, removed )) @@ -1243,14 +1242,13 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t name, tx_num, position = pending.name, pending.tx_num, pending.position claim_from_db = self.db.get_claim_txo(touched) if claim_from_db: - k, v = claim_from_db - prev_tx_num, prev_position = k.tx_num, k.position + prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position ops.extend(get_remove_effective_amount_ops( name, self.db.get_effective_amount(touched), prev_tx_num, prev_position, touched )) else: - k, v = self.db.get_claim_txo(touched) - name, tx_num, position = v.name, k.tx_num, k.position + v = self.db.get_claim_txo(touched) + name, tx_num, position = v.name, v.tx_num, v.position ops.extend(get_remove_effective_amount_ops( name, self.db.get_effective_amount(touched), tx_num, position, touched )) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index d3236029cc..32a2f5bbf2 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -46,11 +46,11 @@ def unpack_item(cls, key: bytes, value: bytes): class ClaimToTXOKey(typing.NamedTuple): claim_hash: bytes - tx_num: int - position: int class ClaimToTXOValue(typing.NamedTuple): + tx_num: int + position: int root_tx_num: int root_position: int amount: int @@ -248,48 +248,47 @@ def pack_item(cls, claim_hash: bytes, txo_type: int, activation_height: int, tx_ class ClaimToTXOPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_to_txo.value - key_struct = struct.Struct(b'>20sLH') - value_struct = struct.Struct(b'>LHQB') + key_struct = struct.Struct(b'>20s') + value_struct = struct.Struct(b'>LHLHQB') key_part_lambdas = [ lambda: b'', - struct.Struct(b'>20s').pack, - struct.Struct(b'>20sL').pack, - struct.Struct(b'>20sLH').pack + struct.Struct(b'>20s').pack ] @classmethod - def pack_key(cls, claim_hash: bytes, tx_num: int, position: int): + def pack_key(cls, claim_hash: bytes): return super().pack_key( - claim_hash, 0xffffffff - tx_num, 0xffff - position + claim_hash ) @classmethod def unpack_key(cls, key: bytes) -> ClaimToTXOKey: - assert key[:1] == cls.prefix - claim_hash, ones_comp_tx_num, ones_comp_position = cls.key_struct.unpack(key[1:]) - return ClaimToTXOKey( - claim_hash, 0xffffffff - ones_comp_tx_num, 0xffff - ones_comp_position - ) + assert key[:1] == cls.prefix and len(key) == 21 + return ClaimToTXOKey(key[1:]) @classmethod def unpack_value(cls, data: bytes) -> ClaimToTXOValue: - root_tx_num, root_position, amount, channel_signature_is_valid = cls.value_struct.unpack(data[:15]) - name_len = int.from_bytes(data[15:17], byteorder='big') - name = data[17:17 + name_len].decode() - return ClaimToTXOValue(root_tx_num, root_position, amount, bool(channel_signature_is_valid), name) + tx_num, position, root_tx_num, root_position, amount, channel_signature_is_valid = cls.value_struct.unpack( + data[:21] + ) + name_len = int.from_bytes(data[21:23], byteorder='big') + name = data[23:23 + name_len].decode() + return ClaimToTXOValue( + tx_num, position, root_tx_num, root_position, amount, bool(channel_signature_is_valid), name + ) @classmethod - def pack_value(cls, root_tx_num: int, root_position: int, amount: int, + def pack_value(cls, tx_num: int, position: int, root_tx_num: int, root_position: int, amount: int, channel_signature_is_valid: bool, name: str) -> bytes: return cls.value_struct.pack( - root_tx_num, root_position, amount, int(channel_signature_is_valid) + tx_num, position, root_tx_num, root_position, amount, int(channel_signature_is_valid) ) + length_encoded_name(name) @classmethod def pack_item(cls, claim_hash: bytes, tx_num: int, position: int, root_tx_num: int, root_position: int, amount: int, channel_signature_is_valid: bool, name: str): - return cls.pack_key(claim_hash, tx_num, position), \ - cls.pack_value(root_tx_num, root_position, amount, channel_signature_is_valid, name) + return cls.pack_key(claim_hash), \ + cls.pack_value(tx_num, position, root_tx_num, root_position, amount, channel_signature_is_valid, name) class TXOToClaimPrefixRow(PrefixRow): diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 53b11c7a15..5c9504fda5 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -214,7 +214,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, expiration_height = self.coin.get_expiration_height(height) support_amount = self.get_support_amount(claim_hash) - claim_amount = self.get_claim_txo_amount(claim_hash, tx_num, position) + claim_amount = self.get_claim_txo_amount(claim_hash) effective_amount = support_amount + claim_amount channel_hash = self.get_channel_for_claim(claim_hash) @@ -226,7 +226,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, if channel_hash: channel_vals = self.get_claim_txo(channel_hash) if channel_vals: - channel_name = channel_vals[1].name + channel_name = channel_vals.name canonical_url = f'{channel_name}#{channel_hash.hex()}/{name}#{claim_hash.hex()}' return ResolveResult( name, claim_hash, tx_num, position, tx_hash, height, claim_amount, short_url=short_url, @@ -279,8 +279,8 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, claim_txo = self.get_claim_txo(claim_val.claim_hash) activation = self.get_activation(key.tx_num, key.position) return self._prepare_resolve_result( - key.tx_num, key.position, claim_val.claim_hash, key.name, claim_txo[1].root_tx_num, - claim_txo[1].root_position, activation + key.tx_num, key.position, claim_val.claim_hash, key.name, claim_txo.root_tx_num, + claim_txo.root_position, activation ) return @@ -336,13 +336,13 @@ async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Op return await asyncio.get_event_loop().run_in_executor(self.executor, self._fs_resolve, url) def _fs_get_claim_by_hash(self, claim_hash): - for k, v in self.db.iterator(prefix=Prefixes.claim_to_txo.pack_partial_key(claim_hash)): - unpacked_k = Prefixes.claim_to_txo.unpack_key(k) - unpacked_v = Prefixes.claim_to_txo.unpack_value(v) - activation_height = self.get_activation(unpacked_k.tx_num, unpacked_k.position) + claim = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) + if claim: + v = Prefixes.claim_to_txo.unpack_value(claim) + activation_height = self.get_activation(v.tx_num, v.position) return self._prepare_resolve_result( - unpacked_k.tx_num, unpacked_k.position, unpacked_k.claim_hash, unpacked_v.name, - unpacked_v.root_tx_num, unpacked_v.root_position, activation_height + v.tx_num, v.position, claim_hash, v.name, + v.root_tx_num, v.root_position, activation_height ) async def fs_getclaimbyid(self, claim_id): @@ -350,8 +350,8 @@ async def fs_getclaimbyid(self, claim_id): self.executor, self._fs_get_claim_by_hash, bytes.fromhex(claim_id) ) - def get_claim_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: - v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash, tx_num, position)) + def get_claim_txo_amount(self, claim_hash: bytes) -> Optional[int]: + v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) if v: return Prefixes.claim_to_txo.unpack_value(v).amount @@ -360,10 +360,11 @@ def get_support_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) if v: return Prefixes.claim_to_support.unpack_value(v).amount - def get_claim_txo(self, claim_hash: bytes) -> Optional[Tuple[ClaimToTXOKey, ClaimToTXOValue]]: + def get_claim_txo(self, claim_hash: bytes) -> Optional[ClaimToTXOValue]: assert claim_hash - for k, v in self.db.iterator(prefix=Prefixes.claim_to_txo.pack_partial_key(claim_hash)): - return Prefixes.claim_to_txo.unpack_key(k), Prefixes.claim_to_txo.unpack_value(v) + v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) + if v: + return Prefixes.claim_to_txo.unpack_value(v) def _get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: return sum( From 962dc1b55bf0e0ad4f3e4c79ca0ffa4b20ed91a1 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 15 Jun 2021 11:53:03 -0400 Subject: [PATCH 052/206] debug --- lbry/wallet/server/block_processor.py | 46 +++++++++---------- .../blockchain/test_resolve_command.py | 2 - 2 files changed, 23 insertions(+), 25 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 506d2f3009..9bb3a23815 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -602,10 +602,10 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu claim_name = ''.join(chr(c) for c in txo.script.values['claim_name']) if txo.script.is_claim_name: claim_hash = hash160(tx_hash + pack('>I', nout))[::-1] - print(f"\tnew lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") + # print(f"\tnew {claim_hash.hex()} ({tx_num} {txo.amount})") else: claim_hash = txo.claim_hash[::-1] - print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} ({tx_num} {txo.amount})") + # print(f"\tupdate {claim_hash.hex()} ({tx_num} {txo.amount})") signing_channel_hash = None channel_signature_is_valid = False @@ -663,10 +663,10 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu root_tx_num, root_idx = tx_num, nout else: # it's a claim update if claim_hash not in spent_claims: - print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") + # print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") return [] (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) - # print(f"\tupdate lbry://{claim_name}#{claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") + # print(f"\tupdate {claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") if (prev_tx_num, prev_idx) in self.pending_claims: previous_claim = self.pending_claims.pop((prev_tx_num, prev_idx)) root_tx_num, root_idx = previous_claim.root_claim_tx_num, previous_claim.root_claim_tx_position @@ -694,7 +694,7 @@ def _add_support(self, txo: 'Output', tx_num: int, nout: int) -> List['Revertabl supported_claim_hash = txo.claim_hash[::-1] self.pending_supports[supported_claim_hash].append((tx_num, nout)) self.pending_support_txos[(tx_num, nout)] = supported_claim_hash, txo.amount - print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") + # print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") return StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount ).get_add_support_utxo_ops() @@ -713,7 +713,7 @@ def _spend_support_txo(self, txin): spent_support, support_amount = self.pending_support_txos.pop((txin_num, txin.prev_idx)) self.pending_supports[spent_support].remove((txin_num, txin.prev_idx)) supported_name = self._get_pending_claim_name(spent_support) - print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()}") + # print(f"\tspent support for {spent_support.hex()}") self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) return StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount @@ -726,7 +726,7 @@ def _spend_support_txo(self, txin): activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) if activation <= self.height + 1: self.removed_active_support[spent_support].append(support_amount) - print(f"\tspent support for lbry://{supported_name}#{spent_support.hex()} activation:{activation} {support_amount}") + # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") ops = StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops() @@ -809,7 +809,7 @@ def _abandon(self, spent_claims) -> List['RevertableOp']: ops = [] for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): - print(f"\tabandon lbry://{name}#{abandoned_claim_hash.hex()} {tx_num} {nout}") + # print(f"\tabandon {abandoned_claim_hash.hex()} {tx_num} {nout}") ops.extend(self._abandon_claim(abandoned_claim_hash, tx_num, nout, name)) return ops @@ -921,7 +921,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t controlling = get_controlling(staged.name) if controlling and controlling.claim_hash == claim_hash: names_with_abandoned_controlling_claims.append(staged.name) - print(f"\t{staged.name} needs takeover") + # print(f"\t{staged.name} needs takeover") activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db @@ -985,7 +985,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t for activated_txo in activated_txos: if activated_txo.is_support and (activated_txo.tx_num, activated_txo.position) in \ self.pending_removed_support[activated.name][activated.claim_hash]: - print("\tskip activate support for pending abandoned claim") + # print("\tskip activate support for pending abandoned claim") continue if activated_txo.is_claim: txo_type = ACTIVATED_CLAIM_TXO_TYPE @@ -1007,12 +1007,12 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activated.claim_hash, activated_txo.tx_num, activated_txo.position ) if amount is None: - print("\tskip activate support for non existent claim") + # print("\tskip activate support for non existent claim") continue self.staged_activated_support[activated.claim_hash].append(amount) self.pending_activated[activated.name][activated.claim_hash].append((activated_txo, amount)) - print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " - f"lbry://{activated.name}#{activated.claim_hash.hex()} @ {activated_txo.height}") + # print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " + # f"{activated.claim_hash.hex()} @ {activated_txo.height}") if reactivate: ops.extend( StagedActivation( @@ -1041,8 +1041,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activate_key, self.db.get_claim_txo_amount(candidate_claim_hash) )) need_reactivate_if_takes_over[(need_takeover, candidate_claim_hash)] = activate_key - print(f"\tcandidate to takeover abandoned controlling claim for lbry://{need_takeover} - " - f"{activate_key.tx_num}:{activate_key.position} {activate_key.is_claim}") + # print(f"\tcandidate to takeover abandoned controlling claim for " + # f"{activate_key.tx_num}:{activate_key.position} {activate_key.is_claim}") if not has_candidate: # remove name takeover entry, the name is now unclaimed controlling = get_controlling(need_takeover) @@ -1117,8 +1117,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if winning_claim_hash != winning_including_future_activations and \ future_winning_amount > amounts[winning_claim_hash]: - print(f"\ttakeover of {name} by {winning_claim_hash.hex()} triggered early activation and " - f"takeover by {winning_including_future_activations.hex()} at {height}") + # print(f"\ttakeover by {winning_claim_hash.hex()} triggered early activation and " + # f"takeover by {winning_including_future_activations.hex()} at {height}") # handle a pending activated claim jumping the takeover delay when another name takes over if winning_including_future_activations not in self.pending_claim_txos: claim = self.db.get_claim_txo(winning_including_future_activations) @@ -1169,7 +1169,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): - print(f"\ttakeover {name} by {winning_claim_hash.hex()} at {height}") + # print(f"\ttakeover by {winning_claim_hash.hex()} at {height}") if (name, winning_claim_hash) in need_reactivate_if_takes_over: previous_pending_activate = need_reactivate_if_takes_over[(name, winning_claim_hash)] amount = self.db.get_claim_txo_amount( @@ -1196,10 +1196,10 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ) ops.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) elif winning_claim_hash == controlling.claim_hash: - print("\tstill winning") + # print("\tstill winning") pass else: - print("\tno takeover") + # print("\tno takeover") pass # handle remaining takeovers from abandoned supports @@ -1216,7 +1216,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning = max(amounts, key=lambda x: amounts[x]) if (controlling and winning != controlling.claim_hash) or (not controlling and winning): - print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") + # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") ops.extend(get_takeover_name_ops(name, winning, height, controlling)) # gather cumulative removed/touched sets to update the search index @@ -1227,7 +1227,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ).difference(self.removed_claims_to_send_es) ) - # for use the cumulative changes to now update bid ordered resolve + # use the cumulative changes to update bid ordered resolve for removed in self.removed_claims_to_send_es: removed_claim = self.db.get_claim_txo(removed) if not removed_claim: @@ -1258,7 +1258,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t def advance_block(self, block): height = self.height + 1 - print("advance ", height) + # print("advance ", height) txs: List[Tuple[Tx, bytes]] = block.transactions block_hash = self.coin.header_hash(block.header) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index f7143a745d..3c3be3e30e 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -65,8 +65,6 @@ async def assertMatchClaimIsWinning(self, name, claim_id): async def assertMatchClaimsForName(self, name): expected = json.loads(await self.blockchain._cli_cmnd('getclaimsforname', name)) - print(len(expected['claims']), 'from lbrycrd for ', name) - db = self.conductor.spv_node.server.bp.db def check_supports(claim_id, lbrycrd_supports): From 4a1b2be2691cf5196fc4a604b9b9c680b67464bc Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 15 Jun 2021 12:03:39 -0400 Subject: [PATCH 053/206] leveldb tuning --- lbry/wallet/server/storage.py | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/storage.py b/lbry/wallet/server/storage.py index 1271662047..f22d1c2f4d 100644 --- a/lbry/wallet/server/storage.py +++ b/lbry/wallet/server/storage.py @@ -78,10 +78,12 @@ def import_module(cls): cls.module = plyvel def open(self, name, create, lru_cache_size=None): - mof = 10000 + mof = 512 path = os.path.join(self.db_dir, name) # Use snappy compression (the default) - self.db = self.module.DB(path, create_if_missing=create, max_open_files=mof) + self.db = self.module.DB(path, create_if_missing=create, max_open_files=mof, lru_cache_size=4*1024*1024*1024, + write_buffer_size=64*1024*1024, block_size=1024*1024, max_file_size=1024*1024*64, + bloom_filter_bits=32) self.close = self.db.close self.get = self.db.get self.put = self.db.put From 9f3604d739e5abe071a097a8e761fce6e39a57ad Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 15 Jun 2021 12:03:56 -0400 Subject: [PATCH 054/206] debug --- lbry/wallet/server/block_processor.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 9bb3a23815..3be4b52d76 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -449,7 +449,7 @@ async def check_and_advance_blocks(self, raw_blocks): self.removed_claims_to_send_es.clear() self.pending_reposted.clear() self.pending_channel_counts.clear() - print("******************\n") + # print("******************\n") except: self.logger.exception("advance blocks failed") raise From 1b94dfd712be13879537aab1bee8f9c8ad53ed2a Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 15 Jun 2021 12:05:45 -0400 Subject: [PATCH 055/206] fix removing unactivated support --- lbry/wallet/server/block_processor.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 3be4b52d76..bd6f9ac510 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -724,13 +724,13 @@ def _spend_support_txo(self, txin): if supported_name is not None: self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) - if activation <= self.height + 1: + if 0 < activation <= self.height + 1: self.removed_active_support[spent_support].append(support_amount) # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") ops = StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops() - if supported_name is not None: + if supported_name is not None and activation > 0: ops.extend(StagedActivation( ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, support_amount From 9cbb19c3044a6bc9068ac5cd14fbe22695d7668a Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 15 Jun 2021 12:10:28 -0400 Subject: [PATCH 056/206] _cached_get_active_amount --- lbry/wallet/server/block_processor.py | 30 +++++++++++++++++++++------ 1 file changed, 24 insertions(+), 6 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index bd6f9ac510..04a049f714 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -256,6 +256,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.pending_channel_counts = defaultdict(lambda: 0) self.pending_channels = {} + self.amount_cache = {} def claim_producer(self): def get_claim_txo(tx_hash, nout): @@ -825,12 +826,28 @@ def _expire_claims(self, height: int): ops.extend(self._abandon(spent_claims)) return ops + def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: + if (claim_hash, txo_type, height) in self.amount_cache: + return self.amount_cache[(claim_hash, txo_type, height)] + self.amount_cache[(claim_hash, txo_type, height)] = amount = self.db._get_active_amount( + claim_hash, txo_type, height + ) + return amount + + def _cached_get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: + support_amount = self._cached_get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.db.db_height + 1) + if support_only: + return support_only + return support_amount + self._cached_get_active_amount( + claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db.db_height + 1 + ) + def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int: if (name, claim_hash) in self.staged_activated_claim: return self.staged_activated_claim[(name, claim_hash)] if (name, claim_hash) in self.possible_future_activated_claim: return self.possible_future_activated_claim[(name, claim_hash)] - return self.db._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height or (self.height + 1)) + return self._cached_get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height or (self.height + 1)) def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: assert claim_hash is not None @@ -841,7 +858,7 @@ def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: return claim_info.name def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] = None) -> int: - amount = self.db._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) or 0 + amount = self._cached_get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) if claim_hash in self.staged_activated_support: amount += sum(self.staged_activated_support[claim_hash]) if claim_hash in self.possible_future_activated_support: @@ -1232,9 +1249,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t removed_claim = self.db.get_claim_txo(removed) if not removed_claim: continue - name, tx_num, position = removed_claim.name, removed_claim.tx_num, removed_claim.position ops.extend(get_remove_effective_amount_ops( - name, self.db.get_effective_amount(removed), tx_num, position, removed + removed_claim.name, self._cached_get_effective_amount(removed), removed_claim.tx_num, + removed_claim.position, removed )) for touched in self.touched_claims_to_send_es: if touched in self.pending_claim_txos: @@ -1244,13 +1261,13 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if claim_from_db: prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position ops.extend(get_remove_effective_amount_ops( - name, self.db.get_effective_amount(touched), prev_tx_num, prev_position, touched + name, self._cached_get_effective_amount(touched), prev_tx_num, prev_position, touched )) else: v = self.db.get_claim_txo(touched) name, tx_num, position = v.name, v.tx_num, v.position ops.extend(get_remove_effective_amount_ops( - name, self.db.get_effective_amount(touched), tx_num, position, touched + name, self._cached_get_effective_amount(touched), tx_num, position, touched )) ops.extend(get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), tx_num, position, touched)) @@ -1379,6 +1396,7 @@ def advance_block(self, block): self.possible_future_activated_support.clear() self.possible_future_support_txos.clear() self.pending_channels.clear() + self.amount_cache.clear() # for cache in self.search_cache.values(): # cache.clear() From 8bea10960fcef1d056f7cccefcadaa42b19797bb Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 15 Jun 2021 12:10:49 -0400 Subject: [PATCH 057/206] disable es (revert) --- lbry/wallet/server/block_processor.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 04a049f714..5ab50e72bd 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -444,7 +444,7 @@ async def check_and_advance_blocks(self, raw_blocks): for block in blocks: await self.run_in_thread_with_lock(self.advance_block, block) # TODO: we shouldnt wait on the search index updating before advancing to the next block - await self.db.search_index.claim_consumer(self.claim_producer()) + # await self.db.search_index.claim_consumer(self.claim_producer()) self.db.search_index.clear_caches() self.touched_claims_to_send_es.clear() self.removed_claims_to_send_es.clear() From 42d07fd2f00c7780b6f29c73a700c9a92934eb20 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 16 Jun 2021 11:42:37 -0400 Subject: [PATCH 058/206] fix --- lbry/wallet/server/block_processor.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5ab50e72bd..82524b8853 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -725,7 +725,7 @@ def _spend_support_txo(self, txin): if supported_name is not None: self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) - if 0 < activation <= self.height + 1: + if 0 < activation < self.height + 1: self.removed_active_support[spent_support].append(support_amount) # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") ops = StagedClaimtrieSupport( From a2619f8c787a510f3789ecf562f2c129991fb1ed Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 16 Jun 2021 11:42:58 -0400 Subject: [PATCH 059/206] genesis_bytes attribute --- lbry/wallet/server/leveldb.py | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 5c9504fda5..a17820439d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -150,6 +150,8 @@ def __init__(self, env): # Search index self.search_index = SearchIndex(self.env.es_index_prefix, self.env.database_query_timeout) + self.genesis_bytes = bytes.fromhex(self.coin.GENESIS_HASH) + def get_claim_from_txo(self, tx_num: int, tx_idx: int) -> Optional[TXOToClaimValue]: claim_hash_and_name = self.db.get(Prefixes.txo_to_claim.pack_key(tx_num, tx_idx)) if not claim_hash_and_name: @@ -1079,12 +1081,14 @@ def clear_excess_undo_info(self): def write_db_state(self, batch): """Write (UTXO) state to the batch.""" - db_state = DBState( - bytes.fromhex(self.coin.GENESIS_HASH), self.db_height, self.db_tx_count, self.db_tip, - self.utxo_flush_count, int(self.wall_time), self.first_sync, self.db_version, - self.hist_flush_count, self.hist_comp_flush_count, self.hist_comp_cursor + batch.put( + DB_PREFIXES.db_state.value, + DBState( + self.genesis_bytes, self.db_height, self.db_tx_count, self.db_tip, + self.utxo_flush_count, int(self.wall_time), self.first_sync, self.db_version, + self.hist_flush_count, self.hist_comp_flush_count, self.hist_comp_cursor + ).pack() ) - batch.put(DB_PREFIXES.db_state.value, db_state.pack()) def read_db_state(self): state = self.db.get(DB_PREFIXES.db_state.value) From d0d6e3563bc3e7e6e783c0f2ce249a2c3be9b425 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 16 Jun 2021 11:43:22 -0400 Subject: [PATCH 060/206] use default sync=False during write_batch --- lbry/wallet/server/storage.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/storage.py b/lbry/wallet/server/storage.py index f22d1c2f4d..89467be06a 100644 --- a/lbry/wallet/server/storage.py +++ b/lbry/wallet/server/storage.py @@ -88,7 +88,7 @@ def open(self, name, create, lru_cache_size=None): self.get = self.db.get self.put = self.db.put self.iterator = self.db.iterator - self.write_batch = partial(self.db.write_batch, transaction=True, sync=True) + self.write_batch = partial(self.db.write_batch, transaction=True) class RocksDB(Storage): From 7c34e4bb96da4cdff6f9c928d1563034a782d0d8 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 16 Jun 2021 16:47:41 -0400 Subject: [PATCH 061/206] logging --- lbry/wallet/server/block_processor.py | 2 ++ lbry/wallet/server/leveldb.py | 17 +---------------- 2 files changed, 3 insertions(+), 16 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 82524b8853..e3b63d7230 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -442,7 +442,9 @@ async def check_and_advance_blocks(self, raw_blocks): start = time.perf_counter() try: for block in blocks: + start = time.perf_counter() await self.run_in_thread_with_lock(self.advance_block, block) + self.logger.info("advanced to %i in %ds", self.height, time.perf_counter() - start) # TODO: we shouldnt wait on the search index updating before advancing to the next block # await self.db.search_index.claim_consumer(self.claim_producer()) self.db.search_index.clear_caches() diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index a17820439d..0c2af01986 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -728,26 +728,11 @@ def flush_dbs(self, flush_data: FlushData): batch_put(DB_PREFIXES.UTXO_PREFIX.value + hashX + suffix, value[-8:]) flush_data.adds.clear() - # Flush state last as it reads the wall time. - start_time = time.time() - add_count = len(flush_data.adds) - spend_count = len(flush_data.deletes) // 2 - - if self.db.for_sync: - block_count = flush_data.height - self.db_height - tx_count = flush_data.tx_count - self.db_tx_count - elapsed = time.time() - start_time - self.logger.info(f'advanced to {flush_data.height:,d} with ' - f'{tx_count:,d} txs, {add_count:,d} UTXO adds, ' - f'{spend_count:,d} spends, {op_count:,d} claim ops in ' - f'{elapsed:.1f}s, committing...') - self.utxo_flush_count = self.hist_flush_count self.db_height = flush_data.height self.db_tx_count = flush_data.tx_count self.db_tip = flush_data.tip - # self.flush_state(batch) - # + now = time.time() self.wall_time += now - self.last_flush self.last_flush = now From 65700e790ec435857cd2f0bce351489705049718 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 17 Jun 2021 21:19:31 -0400 Subject: [PATCH 062/206] _prepare_claim_for_sync generators --- lbry/wallet/server/block_processor.py | 155 +--------------------- lbry/wallet/server/leveldb.py | 179 +++++++++++++++++++++++++- 2 files changed, 184 insertions(+), 150 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e3b63d7230..3080c669e0 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -26,11 +26,11 @@ from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation, get_add_effective_amount_ops from lbry.wallet.server.db.claimtrie import get_remove_name_ops, get_remove_effective_amount_ops from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE -from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue +from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, Prefixes from lbry.wallet.server.udp import StatusServer +from lbry.wallet.server.db.revertable import RevertableOp, RevertablePut, RevertableDelete if typing.TYPE_CHECKING: from lbry.wallet.server.leveldb import LevelDB - from lbry.wallet.server.db.revertable import RevertableOp class Prefetcher: @@ -259,22 +259,6 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.amount_cache = {} def claim_producer(self): - def get_claim_txo(tx_hash, nout): - raw = self.db.db.get( - DB_PREFIXES.TX_PREFIX.value + tx_hash - ) - try: - output: TxOutput = self.coin.transaction(raw).outputs[nout] - script = OutputScript(output.pk_script) - script.parse() - return Claim.from_bytes(script.values['claim']) - except: - self.logger.error( - "tx parsing for ES went boom %s %s", tx_hash[::-1].hex(), - raw.hex() - ) - return - if self.db.db_height <= 1: return @@ -284,135 +268,8 @@ def get_claim_txo(tx_hash, nout): for claim_hash in self.removed_claims_to_send_es: yield 'delete', claim_hash.hex() - for claim_hash in to_send_es: - claim = self.db._fs_get_claim_by_hash(claim_hash) - metadata = get_claim_txo(claim.tx_hash, claim.position) - if not metadata: - continue - reposted_claim_hash = None if not metadata.is_repost else metadata.repost.reference.claim_hash[::-1] - reposted_claim = None - reposted_metadata = None - if reposted_claim_hash: - reposted_claim = self.db.get_claim_txo(reposted_claim_hash) - if not reposted_claim: - continue - reposted_metadata = get_claim_txo( - self.db.total_transactions[reposted_claim.tx_num], reposted_claim.position - ) - if not reposted_metadata: - continue - reposted_tags = [] - reposted_languages = [] - reposted_has_source = None - reposted_claim_type = None - if reposted_claim: - reposted_tx_hash = self.db.total_transactions[reposted_claim.tx_num] - raw_reposted_claim_tx = self.db.db.get( - DB_PREFIXES.TX_PREFIX.value + reposted_tx_hash - ) - try: - reposted_claim_txo: TxOutput = self.coin.transaction( - raw_reposted_claim_tx - ).outputs[reposted_claim.position] - reposted_script = OutputScript(reposted_claim_txo.pk_script) - reposted_script.parse() - except: - self.logger.error( - "repost tx parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), - raw_reposted_claim_tx.hex() - ) - continue - try: - reposted_metadata = Claim.from_bytes(reposted_script.values['claim']) - except: - self.logger.error( - "reposted claim parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), - raw_reposted_claim_tx.hex() - ) - continue - if reposted_metadata: - reposted_tags = [] if not reposted_metadata.is_stream else [tag for tag in reposted_metadata.stream.tags] - reposted_languages = [] if not reposted_metadata.is_stream else ( - [lang.language or 'none' for lang in reposted_metadata.stream.languages] or ['none'] - ) - reposted_has_source = False if not reposted_metadata.is_stream else reposted_metadata.stream.has_source - reposted_claim_type = CLAIM_TYPES[reposted_metadata.claim_type] - claim_tags = [] if not metadata.is_stream else [tag for tag in metadata.stream.tags] - claim_languages = [] if not metadata.is_stream else ( - [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] - ) - tags = list(set(claim_tags).union(set(reposted_tags))) - languages = list(set(claim_languages).union(set(reposted_languages))) - canonical_url = f'{claim.name}#{claim.claim_hash.hex()}' - if metadata.is_signed: - channel_name = self._get_pending_claim_name(metadata.signing_channel_hash[::-1]) - canonical_url = f'{channel_name}#{metadata.signing_channel_hash[::-1].hex()}/{canonical_url}' - - value = { - 'claim_hash': claim_hash[::-1], - # 'claim_id': claim_hash.hex(), - 'claim_name': claim.name, - 'normalized': claim.name, - 'tx_id': claim.tx_hash[::-1].hex(), - 'tx_num': claim.tx_num, - 'tx_nout': claim.position, - 'amount': claim.amount, - 'timestamp': 0, # TODO: fix - 'creation_timestamp': 0, # TODO: fix - 'height': claim.height, - 'creation_height': claim.creation_height, - 'activation_height': claim.activation_height, - 'expiration_height': claim.expiration_height, - 'effective_amount': claim.effective_amount, - 'support_amount': claim.support_amount, - 'is_controlling': claim.is_controlling, - 'last_take_over_height': claim.last_takeover_height, - - 'short_url': f'{claim.name}#{claim.claim_hash.hex()}', # TODO: fix - 'canonical_url': canonical_url, - - 'title': None if not metadata.is_stream else metadata.stream.title, - 'author': None if not metadata.is_stream else metadata.stream.author, - 'description': None if not metadata.is_stream else metadata.stream.description, - 'claim_type': CLAIM_TYPES[metadata.claim_type], - 'has_source': None if not metadata.is_stream else metadata.stream.has_source, - 'stream_type': None if not metadata.is_stream else STREAM_TYPES[guess_stream_type(metadata.stream.source.media_type)], - 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, - 'fee_amount': None if not metadata.is_stream or not metadata.stream.has_fee else int( - max(metadata.stream.fee.amount or 0, 0)*1000 - ), - 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, - - 'reposted': self.db.get_reposted_count(claim_hash), - 'reposted_claim_hash': reposted_claim_hash, - 'reposted_claim_type': reposted_claim_type, - 'reposted_has_source': reposted_has_source, - - 'channel_hash': metadata.signing_channel_hash, - - 'public_key_bytes': None if not metadata.is_channel else metadata.channel.public_key_bytes, - 'public_key_hash': None if not metadata.is_channel else self.ledger.address_to_hash160( - self.ledger.public_key_to_address(metadata.channel.public_key_bytes) - ), - 'signature': metadata.signature, - 'signature_digest': None, # TODO: fix - 'signature_valid': claim.channel_hash is not None, # TODO: fix - 'tags': tags, - 'languages': languages, - 'censor_type': 0, # TODO: fix - 'censoring_channel_hash': None, # TODO: fix - # 'trending_group': 0, - # 'trending_mixed': 0, - # 'trending_local': 0, - # 'trending_global': 0, - } - if metadata.is_stream and (metadata.stream.video.duration or metadata.stream.audio.duration): - value['duration'] = metadata.stream.video.duration or metadata.stream.audio.duration - if metadata.is_stream and metadata.stream.release_time: - value['release_time'] = metadata.stream.release_time - if metadata.is_channel: - value['claims_in_channel'] = self.db.get_claims_in_channel_count(claim_hash) - yield 'update', value + for claim in self.db.claims_producer(to_send_es): + yield 'update', claim async def run_in_thread_with_lock(self, func, *args): # Run in a thread to prevent blocking. Shielded so that @@ -444,9 +301,9 @@ async def check_and_advance_blocks(self, raw_blocks): for block in blocks: start = time.perf_counter() await self.run_in_thread_with_lock(self.advance_block, block) - self.logger.info("advanced to %i in %ds", self.height, time.perf_counter() - start) + self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) # TODO: we shouldnt wait on the search index updating before advancing to the next block - # await self.db.search_index.claim_consumer(self.claim_producer()) + await self.db.search_index.claim_consumer(self.claim_producer()) self.db.search_index.clear_caches() self.touched_claims_to_send_es.clear() self.removed_claims_to_send_es.clear() diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 0c2af01986..ab9d10e0b5 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -36,11 +36,14 @@ from lbry.wallet.server.storage import db_class from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix from lbry.wallet.server.db import DB_PREFIXES -from lbry.wallet.server.db.common import ResolveResult +from lbry.wallet.server.db.common import ResolveResult, STREAM_TYPES, CLAIM_TYPES from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, ClaimToTXOKey, TXOToClaimValue from lbry.wallet.server.db.claimtrie import length_encoded_name +from lbry.wallet.transaction import OutputScript +from lbry.schema.claim import Claim, guess_stream_type +from lbry.wallet.ledger import Ledger, RegTestLedger, TestNetLedger from lbry.wallet.server.db.elasticsearch import SearchIndex @@ -152,6 +155,13 @@ def __init__(self, env): self.genesis_bytes = bytes.fromhex(self.coin.GENESIS_HASH) + if env.coin.NET == 'mainnet': + self.ledger = Ledger + elif env.coin.NET == 'testnet': + self.ledger = TestNetLedger + else: + self.ledger = RegTestLedger + def get_claim_from_txo(self, tx_num: int, tx_idx: int) -> Optional[TXOToClaimValue]: claim_hash_and_name = self.db.get(Prefixes.txo_to_claim.pack_key(tx_num, tx_idx)) if not claim_hash_and_name: @@ -429,6 +439,168 @@ def get_claim_txos_for_name(self, name: str): txos[claim_hash] = tx_num, nout return txos + def get_claim_output_script(self, tx_hash, nout): + raw = self.db.get( + DB_PREFIXES.TX_PREFIX.value + tx_hash + ) + try: + output = self.coin.transaction(raw).outputs[nout] + script = OutputScript(output.pk_script) + script.parse() + return Claim.from_bytes(script.values['claim']) + except: + self.logger.error( + "tx parsing for ES went boom %s %s", tx_hash[::-1].hex(), + raw.hex() + ) + return + + def _prepare_claim_for_sync(self, claim_hash: bytes): + claim = self._fs_get_claim_by_hash(claim_hash) + if not claim: + print("wat") + return + metadata = self.get_claim_output_script(claim.tx_hash, claim.position) + if not metadata: + return + reposted_claim_hash = None if not metadata.is_repost else metadata.repost.reference.claim_hash[::-1] + reposted_claim = None + reposted_metadata = None + if reposted_claim_hash: + reposted_claim = self.get_claim_txo(reposted_claim_hash) + if not reposted_claim: + return + reposted_metadata = self.get_claim_output_script( + self.total_transactions[reposted_claim.tx_num], reposted_claim.position + ) + if not reposted_metadata: + return + reposted_tags = [] + reposted_languages = [] + reposted_has_source = None + reposted_claim_type = None + if reposted_claim: + reposted_tx_hash = self.total_transactions[reposted_claim.tx_num] + raw_reposted_claim_tx = self.db.get( + DB_PREFIXES.TX_PREFIX.value + reposted_tx_hash + ) + try: + reposted_claim_txo = self.coin.transaction( + raw_reposted_claim_tx + ).outputs[reposted_claim.position] + reposted_script = OutputScript(reposted_claim_txo.pk_script) + reposted_script.parse() + except: + self.logger.error( + "repost tx parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), + raw_reposted_claim_tx.hex() + ) + return + try: + reposted_metadata = Claim.from_bytes(reposted_script.values['claim']) + except: + self.logger.error( + "reposted claim parsing for ES went boom %s %s", reposted_tx_hash[::-1].hex(), + raw_reposted_claim_tx.hex() + ) + return + if reposted_metadata: + reposted_tags = [] if not reposted_metadata.is_stream else [tag for tag in reposted_metadata.stream.tags] + reposted_languages = [] if not reposted_metadata.is_stream else ( + [lang.language or 'none' for lang in reposted_metadata.stream.languages] or ['none'] + ) + reposted_has_source = False if not reposted_metadata.is_stream else reposted_metadata.stream.has_source + reposted_claim_type = CLAIM_TYPES[reposted_metadata.claim_type] + claim_tags = [] if not metadata.is_stream else [tag for tag in metadata.stream.tags] + claim_languages = [] if not metadata.is_stream else ( + [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] + ) + tags = list(set(claim_tags).union(set(reposted_tags))) + languages = list(set(claim_languages).union(set(reposted_languages))) + canonical_url = f'{claim.name}#{claim.claim_hash.hex()}' + if metadata.is_signed: + channel = self.get_claim_txo(metadata.signing_channel_hash[::-1]) + if channel: + canonical_url = f'{channel.name}#{metadata.signing_channel_hash[::-1].hex()}/{canonical_url}' + + value = { + 'claim_hash': claim_hash[::-1], + # 'claim_id': claim_hash.hex(), + 'claim_name': claim.name, + 'normalized': claim.name, + 'tx_id': claim.tx_hash[::-1].hex(), + 'tx_num': claim.tx_num, + 'tx_nout': claim.position, + 'amount': claim.amount, + 'timestamp': 0, # TODO: fix + 'creation_timestamp': 0, # TODO: fix + 'height': claim.height, + 'creation_height': claim.creation_height, + 'activation_height': claim.activation_height, + 'expiration_height': claim.expiration_height, + 'effective_amount': claim.effective_amount, + 'support_amount': claim.support_amount, + 'is_controlling': claim.is_controlling, + 'last_take_over_height': claim.last_takeover_height, + + 'short_url': f'{claim.name}#{claim.claim_hash.hex()}', # TODO: fix + 'canonical_url': canonical_url, + + 'title': None if not metadata.is_stream else metadata.stream.title, + 'author': None if not metadata.is_stream else metadata.stream.author, + 'description': None if not metadata.is_stream else metadata.stream.description, + 'claim_type': CLAIM_TYPES[metadata.claim_type], + 'has_source': None if not metadata.is_stream else metadata.stream.has_source, + 'stream_type': None if not metadata.is_stream else STREAM_TYPES[ + guess_stream_type(metadata.stream.source.media_type)], + 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, + 'fee_amount': None if not metadata.is_stream or not metadata.stream.has_fee else int( + max(metadata.stream.fee.amount or 0, 0) * 1000 + ), + 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, + + 'reposted': self.get_reposted_count(claim_hash), + 'reposted_claim_hash': reposted_claim_hash, + 'reposted_claim_type': reposted_claim_type, + 'reposted_has_source': reposted_has_source, + + 'channel_hash': metadata.signing_channel_hash, + + 'public_key_bytes': None if not metadata.is_channel else metadata.channel.public_key_bytes, + 'public_key_hash': None if not metadata.is_channel else self.ledger.address_to_hash160( + self.ledger.public_key_to_address(metadata.channel.public_key_bytes) + ), + 'signature': metadata.signature, + 'signature_digest': None, # TODO: fix + 'signature_valid': claim.signature_valid, + 'tags': tags, + 'languages': languages, + 'censor_type': 0, # TODO: fix + 'censoring_channel_hash': None, # TODO: fix + 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash) + # 'trending_group': 0, + # 'trending_mixed': 0, + # 'trending_local': 0, + # 'trending_global': 0, + } + if metadata.is_stream and (metadata.stream.video.duration or metadata.stream.audio.duration): + value['duration'] = metadata.stream.video.duration or metadata.stream.audio.duration + if metadata.is_stream and metadata.stream.release_time: + value['release_time'] = metadata.stream.release_time + return value + + def all_claims_producer(self): + for claim_hash in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix, include_value=False): + claim = self._prepare_claim_for_sync(claim_hash[1:]) + if claim: + yield claim + + def claims_producer(self, claim_hashes: Set[bytes]): + for claim_hash in claim_hashes: + result = self._prepare_claim_for_sync(claim_hash) + if result: + yield result + def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: activated = defaultdict(list) for _k, _v in self.db.iterator(prefix=Prefixes.pending_activation.pack_partial_key(height)): @@ -567,6 +739,11 @@ async def open_dbs(self): if height >= min_height: break keys.append(key) + if min_height > 0: + for key in self.db.iterator(start=DB_PREFIXES.undo_claimtrie.value, + stop=DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(min_height), + include_value=False): + keys.append(key) if keys: with self.db.write_batch() as batch: for key in keys: From d6758fd823e828da0d387d2ac22f3400f3de9b27 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 17 Jun 2021 21:20:57 -0400 Subject: [PATCH 063/206] invalidate channel signatures upon channel abandon --- lbry/wallet/server/block_processor.py | 35 +++++++++++++++++-- lbry/wallet/server/db/claimtrie.py | 14 -------- lbry/wallet/server/db/common.py | 1 + lbry/wallet/server/db/elasticsearch/search.py | 13 ++++--- lbry/wallet/server/leveldb.py | 13 ++++--- 5 files changed, 50 insertions(+), 26 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 3080c669e0..2dc78cc844 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -251,6 +251,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.removed_claims_to_send_es = set() self.touched_claims_to_send_es = set() + self.signatures_changed = set() self.pending_reposted = set() self.pending_channel_counts = defaultdict(lambda: 0) @@ -662,7 +663,36 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] self.pending_supports[claim_hash].clear() self.pending_supports.pop(claim_hash) - return staged.get_abandon_ops(self.db.db) + ops = [] + + if staged.name.startswith('@'): # abandon a channel, invalidate signatures + for k, claim_hash in self.db.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): + if claim_hash in self.staged_pending_abandoned: + continue + self.signatures_changed.add(claim_hash) + if claim_hash in self.pending_claims: + claim = self.pending_claims[claim_hash] + else: + claim = self.db.get_claim_txo(claim_hash) + assert claim is not None + ops.extend([ + RevertableDelete(k, claim_hash), + RevertableDelete( + *Prefixes.claim_to_txo.pack_item( + claim_hash, claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, + claim.amount, claim.channel_signature_is_valid, claim.name + ) + ), + RevertablePut( + *Prefixes.claim_to_txo.pack_item( + claim_hash, claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, + claim.amount, False, claim.name + ) + ) + ]) + if staged.signing_hash: + ops.append(RevertableDelete(*Prefixes.claim_to_channel.pack_item(staged.claim_hash, staged.signing_hash))) + return ops def _abandon(self, spent_claims) -> List['RevertableOp']: # Handle abandoned claims @@ -1100,7 +1130,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t self.touched_claims_to_send_es.update( set(self.staged_activated_support.keys()).union( set(claim_hash for (_, claim_hash) in self.staged_activated_claim.keys()) - ).difference(self.removed_claims_to_send_es) + ).union(self.signatures_changed).difference(self.removed_claims_to_send_es) ) # use the cumulative changes to update bid ordered resolve @@ -1256,6 +1286,7 @@ def advance_block(self, block): self.possible_future_support_txos.clear() self.pending_channels.clear() self.amount_cache.clear() + self.signatures_changed.clear() # for cache in self.search_cache.values(): # cache.clear() diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index ebc6bc439e..9d20105ee4 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -214,17 +214,3 @@ def get_add_claim_utxo_ops(self) -> typing.List[RevertableOp]: def get_spend_claim_txo_ops(self) -> typing.List[RevertableOp]: return self._get_add_remove_claim_utxo_ops(add=False) - def get_invalidate_channel_ops(self, db) -> typing.List[RevertableOp]: - if not self.signing_hash: - return [] - return [ - RevertableDelete(*Prefixes.claim_to_channel.pack_item(self.claim_hash, self.signing_hash)) - ] + delete_prefix(db, DB_PREFIXES.channel_to_claim.value + self.signing_hash) - - def get_abandon_ops(self, db) -> typing.List[RevertableOp]: - delete_short_id_ops = delete_prefix( - db, Prefixes.claim_short_id.pack_partial_key(self.name, self.claim_hash) - ) - delete_claim_ops = delete_prefix(db, DB_PREFIXES.claim_to_txo.value + self.claim_hash) - delete_supports_ops = delete_prefix(db, DB_PREFIXES.claim_to_support.value + self.claim_hash) - return delete_short_id_ops + delete_claim_ops + delete_supports_ops + self.get_invalidate_channel_ops(db) diff --git a/lbry/wallet/server/db/common.py b/lbry/wallet/server/db/common.py index 9f9c9bda31..53a2653632 100644 --- a/lbry/wallet/server/db/common.py +++ b/lbry/wallet/server/db/common.py @@ -443,3 +443,4 @@ class ResolveResult(typing.NamedTuple): claims_in_channel: typing.Optional[int] channel_hash: typing.Optional[bytes] reposted_claim_hash: typing.Optional[bytes] + signature_valid: typing.Optional[bool] diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index da7615f2b0..f57586829b 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -193,7 +193,6 @@ async def cached_search(self, kwargs): if censor.censored: response, _, _ = await self.search(**kwargs, censor_type=Censor.NOT_CENSORED) total_referenced.extend(response) - response = [ ResolveResult( name=r['claim_name'], @@ -215,7 +214,8 @@ async def cached_search(self, kwargs): claims_in_channel=r['claims_in_channel'], channel_hash=r['channel_hash'], reposted_claim_hash=r['reposted_claim_hash'], - reposted=r['reposted'] + reposted=r['reposted'], + signature_valid=r['signature_valid'] ) for r in response ] extra = [ @@ -239,7 +239,8 @@ async def cached_search(self, kwargs): claims_in_channel=r['claims_in_channel'], channel_hash=r['channel_hash'], reposted_claim_hash=r['reposted_claim_hash'], - reposted=r['reposted'] + reposted=r['reposted'], + signature_valid=r['signature_valid'] ) for r in await self._get_referenced_rows(total_referenced) ] result = Outputs.to_base64( @@ -304,7 +305,7 @@ async def search(self, **kwargs): return await self.search_ahead(**kwargs) except NotFoundError: return [], 0, 0 - return expand_result(result['hits']), 0, result.get('total', {}).get('value', 0) + # return expand_result(result['hits']), 0, result.get('total', {}).get('value', 0) async def search_ahead(self, **kwargs): # 'limit_claims_per_channel' case. Fetch 1000 results, reorder, slice, inflate and return @@ -489,7 +490,7 @@ def extract_doc(doc, index): doc['repost_count'] = doc.pop('reposted') doc['is_controlling'] = bool(doc['is_controlling']) doc['signature'] = (doc.pop('signature') or b'').hex() or None - doc['signature_digest'] = (doc.pop('signature_digest') or b'').hex() or None + doc['signature_digest'] = doc['signature'] doc['public_key_bytes'] = (doc.pop('public_key_bytes') or b'').hex() or None doc['public_key_id'] = (doc.pop('public_key_hash') or b'').hex() or None doc['is_signature_valid'] = bool(doc['signature_valid']) @@ -512,6 +513,8 @@ def expand_query(**kwargs): kwargs.pop('is_controlling') query = {'must': [], 'must_not': []} collapse = None + if 'fee_currency' in kwargs and kwargs['fee_currency'] is not None: + kwargs['fee_currency'] = kwargs['fee_currency'].upper() for key, value in kwargs.items(): key = key.replace('claim.', '') many = key.endswith('__in') or isinstance(value, list) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index ab9d10e0b5..e791989ee3 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -216,7 +216,7 @@ def get_supports(self, claim_hash: bytes): return supports def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, root_tx_num: int, - root_position: int, activation_height: int) -> ResolveResult: + root_position: int, activation_height: int, signature_valid: bool) -> ResolveResult: controlling_claim = self.get_controlling_claim(name) tx_hash = self.total_transactions[tx_num] @@ -247,7 +247,8 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, creation_height=created_height, activation_height=activation_height, expiration_height=expiration_height, effective_amount=effective_amount, support_amount=support_amount, channel_hash=channel_hash, reposted_claim_hash=reposted_claim_hash, - reposted=self.get_reposted_count(claim_hash) + reposted=self.get_reposted_count(claim_hash), + signature_valid=None if not channel_hash else signature_valid ) def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, @@ -275,9 +276,11 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, for k, v in self.db.iterator(prefix=prefix): key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) + signature_is_valid = self.get_claim_txo(key.claim_hash).channel_signature_is_valid return self._prepare_resolve_result( claim_txo.tx_num, claim_txo.position, key.claim_hash, key.name, key.root_tx_num, - key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position) + key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position), + signature_is_valid ) return @@ -292,7 +295,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, activation = self.get_activation(key.tx_num, key.position) return self._prepare_resolve_result( key.tx_num, key.position, claim_val.claim_hash, key.name, claim_txo.root_tx_num, - claim_txo.root_position, activation + claim_txo.root_position, activation, claim_txo.channel_signature_is_valid ) return @@ -354,7 +357,7 @@ def _fs_get_claim_by_hash(self, claim_hash): activation_height = self.get_activation(v.tx_num, v.position) return self._prepare_resolve_result( v.tx_num, v.position, claim_hash, v.name, - v.root_tx_num, v.root_position, activation_height + v.root_tx_num, v.root_position, activation_height, v.channel_signature_is_valid ) async def fs_getclaimbyid(self, claim_id): From 34502752fcca899817fe10f1857ff043bc148b02 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 17 Jun 2021 21:22:23 -0400 Subject: [PATCH 064/206] update elastic sync --- lbry/wallet/server/db/elasticsearch/sync.py | 93 +++++-------------- .../blockchain/test_claim_commands.py | 3 + .../blockchain/test_wallet_server_sessions.py | 7 +- 3 files changed, 32 insertions(+), 71 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/sync.py b/lbry/wallet/server/db/elasticsearch/sync.py index 1552c69007..83eba3ee6b 100644 --- a/lbry/wallet/server/db/elasticsearch/sync.py +++ b/lbry/wallet/server/db/elasticsearch/sync.py @@ -10,61 +10,19 @@ from elasticsearch.helpers import async_bulk from lbry.wallet.server.env import Env from lbry.wallet.server.coin import LBC +from lbry.wallet.server.leveldb import LevelDB +from lbry.wallet.server.db.prefixes import Prefixes from lbry.wallet.server.db.elasticsearch.search import extract_doc, SearchIndex, IndexVersionMismatch -async def get_all(db, shard_num, shards_total, limit=0, index_name='claims'): - logging.info("shard %d starting", shard_num) - - def namedtuple_factory(cursor, row): - Row = namedtuple('Row', (d[0] for d in cursor.description)) - return Row(*row) - db.row_factory = namedtuple_factory - total = db.execute(f"select count(*) as total from claim where height % {shards_total} = {shard_num};").fetchone()[0] - for num, claim in enumerate(db.execute(f""" - SELECT claimtrie.claim_hash as is_controlling, - claimtrie.last_take_over_height, - (select group_concat(tag, ',,') from tag where tag.claim_hash in (claim.claim_hash, claim.reposted_claim_hash)) as tags, - (select group_concat(language, ' ') from language where language.claim_hash in (claim.claim_hash, claim.reposted_claim_hash)) as languages, - cr.has_source as reposted_has_source, - cr.claim_type as reposted_claim_type, - cr.stream_type as reposted_stream_type, - cr.media_type as reposted_media_type, - cr.duration as reposted_duration, - cr.fee_amount as reposted_fee_amount, - cr.fee_currency as reposted_fee_currency, - claim.* - FROM claim LEFT JOIN claimtrie USING (claim_hash) LEFT JOIN claim cr ON cr.claim_hash=claim.reposted_claim_hash - WHERE claim.height % {shards_total} = {shard_num} - ORDER BY claim.height desc -""")): - claim = dict(claim._asdict()) - claim['has_source'] = bool(claim.pop('reposted_has_source') or claim['has_source']) - claim['stream_type'] = claim.pop('reposted_stream_type') or claim['stream_type'] - claim['media_type'] = claim.pop('reposted_media_type') or claim['media_type'] - claim['fee_amount'] = claim.pop('reposted_fee_amount') or claim['fee_amount'] - claim['fee_currency'] = claim.pop('reposted_fee_currency') or claim['fee_currency'] - claim['duration'] = claim.pop('reposted_duration') or claim['duration'] - claim['censor_type'] = 0 - claim['censoring_channel_id'] = None - claim['tags'] = claim['tags'].split(',,') if claim['tags'] else [] - claim['languages'] = claim['languages'].split(' ') if claim['languages'] else [] - if num % 10_000 == 0: - logging.info("%d/%d", num, total) - yield extract_doc(claim, index_name) - if 0 < limit <= num: - break - - -async def consume(producer, index_name): +async def get_all_claims(index_name='claims', db=None): env = Env(LBC) - logging.info("ES sync host: %s:%i", env.elastic_host, env.elastic_port) - es = AsyncElasticsearch([{'host': env.elastic_host, 'port': env.elastic_port}]) - try: - await async_bulk(es, producer, request_timeout=120) - await es.indices.refresh(index=index_name) - finally: - await es.close() + need_open = db is None + db = db or LevelDB(env) + if need_open: + await db.open_dbs() + for claim in db.all_claims_producer(): + yield extract_doc(claim, index_name) async def make_es_index(index=None): @@ -85,16 +43,19 @@ async def make_es_index(index=None): index.stop() -async def run(db_path, clients, blocks, shard, index_name='claims'): - db = sqlite3.connect(db_path, isolation_level=None, check_same_thread=False, uri=True) - db.execute('pragma journal_mode=wal;') - db.execute('pragma temp_store=memory;') - producer = get_all(db, shard, clients, limit=blocks, index_name=index_name) - await asyncio.gather(*(consume(producer, index_name=index_name) for _ in range(min(8, clients)))) +async def run_sync(index_name='claims', db=None): + env = Env(LBC) + logging.info("ES sync host: %s:%i", env.elastic_host, env.elastic_port) + es = AsyncElasticsearch([{'host': env.elastic_host, 'port': env.elastic_port}]) + try: + await async_bulk(es, get_all_claims(index_name=index_name, db=db), request_timeout=120) + await es.indices.refresh(index=index_name) + finally: + await es.close() def __run(args, shard): - asyncio.run(run(args.db_path, args.clients, args.blocks, shard)) + asyncio.run(run_sync()) def run_elastic_sync(): @@ -104,23 +65,17 @@ def run_elastic_sync(): logging.info('lbry.server starting') parser = argparse.ArgumentParser(prog="lbry-hub-elastic-sync") - parser.add_argument("db_path", type=str) + # parser.add_argument("db_path", type=str) parser.add_argument("-c", "--clients", type=int, default=16) parser.add_argument("-b", "--blocks", type=int, default=0) parser.add_argument("-f", "--force", default=False, action='store_true') args = parser.parse_args() - processes = [] - if not args.force and not os.path.exists(args.db_path): - logging.info("DB path doesnt exist") - return + # if not args.force and not os.path.exists(args.db_path): + # logging.info("DB path doesnt exist") + # return if not args.force and not asyncio.run(make_es_index()): logging.info("ES is already initialized") return - for i in range(args.clients): - processes.append(Process(target=__run, args=(args, i))) - processes[-1].start() - for process in processes: - process.join() - process.close() + asyncio.run(run_sync()) diff --git a/tests/integration/blockchain/test_claim_commands.py b/tests/integration/blockchain/test_claim_commands.py index 8cee0b4f17..541b6e72c4 100644 --- a/tests/integration/blockchain/test_claim_commands.py +++ b/tests/integration/blockchain/test_claim_commands.py @@ -182,6 +182,9 @@ async def test_basic_claim_search(self): claims = [three, two, signed] await self.assertFindsClaims(claims, channel_ids=[self.channel_id]) await self.assertFindsClaims(claims, channel=f"@abc#{self.channel_id}") + await self.assertFindsClaims(claims, channel=f"@abc#{self.channel_id}", valid_channel_signature=True) + await self.assertFindsClaims(claims, channel=f"@abc#{self.channel_id}", has_channel_signature=True, valid_channel_signature=True) + await self.assertFindsClaims([], channel=f"@abc#{self.channel_id}", has_channel_signature=True, invalid_channel_signature=True) # fixme await self.assertFindsClaims([], channel=f"@inexistent") await self.assertFindsClaims([three, two, signed2, signed], channel_ids=[channel_id2, self.channel_id]) await self.channel_abandon(claim_id=self.channel_id) diff --git a/tests/integration/blockchain/test_wallet_server_sessions.py b/tests/integration/blockchain/test_wallet_server_sessions.py index 0b079bbdcd..31fa5273b9 100644 --- a/tests/integration/blockchain/test_wallet_server_sessions.py +++ b/tests/integration/blockchain/test_wallet_server_sessions.py @@ -5,7 +5,7 @@ from lbry.error import ServerPaymentFeeAboveMaxAllowedError from lbry.wallet.network import ClientSession from lbry.wallet.rpc import RPCError -from lbry.wallet.server.db.elasticsearch.sync import run as run_sync, make_es_index +from lbry.wallet.server.db.elasticsearch.sync import run_sync, make_es_index from lbry.wallet.server.session import LBRYElectrumX from lbry.testcase import IntegrationTestCase, CommandTestCase from lbry.wallet.orchstr8.node import SPVNode @@ -104,8 +104,11 @@ async def test_es_sync_utility(self): async def resync(): await db.search_index.start() db.search_index.clear_caches() - await run_sync(db.sql._db_path, 1, 0, 0, index_name=db.search_index.index) + await run_sync(index_name=db.search_index.index, db=db) self.assertEqual(10, len(await self.claim_search(order_by=['height']))) + + self.assertEqual(0, len(await self.claim_search(order_by=['height']))) + await resync() # this time we will test a migration from unversioned to v1 From 458f8533c4123358cfe5420967d81e12c5424fbf Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 17 Jun 2021 21:22:34 -0400 Subject: [PATCH 065/206] try default block size --- lbry/wallet/server/storage.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/storage.py b/lbry/wallet/server/storage.py index 89467be06a..2d2b805e48 100644 --- a/lbry/wallet/server/storage.py +++ b/lbry/wallet/server/storage.py @@ -82,7 +82,7 @@ def open(self, name, create, lru_cache_size=None): path = os.path.join(self.db_dir, name) # Use snappy compression (the default) self.db = self.module.DB(path, create_if_missing=create, max_open_files=mof, lru_cache_size=4*1024*1024*1024, - write_buffer_size=64*1024*1024, block_size=1024*1024, max_file_size=1024*1024*64, + write_buffer_size=64*1024*1024, max_file_size=1024*1024*64, bloom_filter_bits=32) self.close = self.db.close self.get = self.db.get From 76882937167d2d65999a8a0b4719acfa20d9f234 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 17 Jun 2021 21:30:31 -0400 Subject: [PATCH 066/206] close db in sync script --- lbry/wallet/server/db/elasticsearch/sync.py | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/sync.py b/lbry/wallet/server/db/elasticsearch/sync.py index 83eba3ee6b..9c88b037af 100644 --- a/lbry/wallet/server/db/elasticsearch/sync.py +++ b/lbry/wallet/server/db/elasticsearch/sync.py @@ -21,8 +21,16 @@ async def get_all_claims(index_name='claims', db=None): db = db or LevelDB(env) if need_open: await db.open_dbs() - for claim in db.all_claims_producer(): - yield extract_doc(claim, index_name) + try: + cnt = 0 + for claim in db.all_claims_producer(): + yield extract_doc(claim, index_name) + cnt += 1 + if cnt % 10000 == 0: + print(f"{cnt} claims sent") + finally: + if need_open: + db.close() async def make_es_index(index=None): From 218be225768896837db284cbab20a461319436c4 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 17 Jun 2021 21:40:13 -0400 Subject: [PATCH 067/206] imports --- lbry/wallet/server/db/elasticsearch/sync.py | 6 ------ 1 file changed, 6 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/sync.py b/lbry/wallet/server/db/elasticsearch/sync.py index 9c88b037af..6a2c4113ab 100644 --- a/lbry/wallet/server/db/elasticsearch/sync.py +++ b/lbry/wallet/server/db/elasticsearch/sync.py @@ -1,17 +1,11 @@ import argparse import asyncio import logging -import os -from collections import namedtuple -from multiprocessing import Process - -import sqlite3 from elasticsearch import AsyncElasticsearch from elasticsearch.helpers import async_bulk from lbry.wallet.server.env import Env from lbry.wallet.server.coin import LBC from lbry.wallet.server.leveldb import LevelDB -from lbry.wallet.server.db.prefixes import Prefixes from lbry.wallet.server.db.elasticsearch.search import extract_doc, SearchIndex, IndexVersionMismatch From ba4f32075a494b27928b8723e766d0c304850983 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 18 Jun 2021 13:54:02 -0400 Subject: [PATCH 068/206] faster claim producer -make batches of claim txos from the iterator, and sort by tx hash before fetching to maximize cache and read ahead hits --- lbry/wallet/server/leveldb.py | 42 +++++++++++++++++++++++++++-------- 1 file changed, 33 insertions(+), 9 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index e791989ee3..5b0494120c 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -442,7 +442,7 @@ def get_claim_txos_for_name(self, name: str): txos[claim_hash] = tx_num, nout return txos - def get_claim_output_script(self, tx_hash, nout): + def get_claim_metadata(self, tx_hash, nout): raw = self.db.get( DB_PREFIXES.TX_PREFIX.value + tx_hash ) @@ -463,9 +463,13 @@ def _prepare_claim_for_sync(self, claim_hash: bytes): if not claim: print("wat") return - metadata = self.get_claim_output_script(claim.tx_hash, claim.position) + return self._prepare_claim_metadata(claim_hash, claim) + + def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): + metadata = self.get_claim_metadata(claim.tx_hash, claim.position) if not metadata: return + reposted_claim_hash = None if not metadata.is_repost else metadata.repost.reference.claim_hash[::-1] reposted_claim = None reposted_metadata = None @@ -473,7 +477,7 @@ def _prepare_claim_for_sync(self, claim_hash: bytes): reposted_claim = self.get_claim_txo(reposted_claim_hash) if not reposted_claim: return - reposted_metadata = self.get_claim_output_script( + reposted_metadata = self.get_claim_metadata( self.total_transactions[reposted_claim.tx_num], reposted_claim.position ) if not reposted_metadata: @@ -592,17 +596,37 @@ def _prepare_claim_for_sync(self, claim_hash: bytes): value['release_time'] = metadata.stream.release_time return value - def all_claims_producer(self): + def all_claims_producer(self, batch_size=500_000): + batch = [] for claim_hash in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix, include_value=False): - claim = self._prepare_claim_for_sync(claim_hash[1:]) + claim = self._fs_get_claim_by_hash(claim_hash[1:]) if claim: - yield claim + batch.append(claim) + if len(batch) == batch_size: + batch.sort(key=lambda x: x.tx_hash) + for claim in batch: + meta = self._prepare_claim_metadata(claim.claim_hash, claim) + if meta: + yield meta + batch.clear() + batch.sort(key=lambda x: x.tx_hash) + for claim in batch: + meta = self._prepare_claim_metadata(claim.claim_hash, claim) + if meta: + yield meta + batch.clear() def claims_producer(self, claim_hashes: Set[bytes]): + batch = [] for claim_hash in claim_hashes: - result = self._prepare_claim_for_sync(claim_hash) - if result: - yield result + claim = self._fs_get_claim_by_hash(claim_hash) + if claim: + batch.append(claim) + batch.sort(key=lambda x: x.tx_hash) + for claim in batch: + meta = self._prepare_claim_metadata(claim.claim_hash, claim) + if meta: + yield meta def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: activated = defaultdict(list) From 8b37a66075607d2ede0614d54f05321037f2c10e Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 18 Jun 2021 14:00:51 -0400 Subject: [PATCH 069/206] fix fee amount overflow in es --- lbry/wallet/server/leveldb.py | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 5b0494120c..cd5a89be32 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -469,7 +469,12 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): metadata = self.get_claim_metadata(claim.tx_hash, claim.position) if not metadata: return - + if not metadata.is_stream or not metadata.stream.has_fee: + fee_amount = None + else: + fee_amount = int(max(metadata.stream.fee.amount or 0, 0) * 1000) + if fee_amount >= 9223372036854775807: + return reposted_claim_hash = None if not metadata.is_repost else metadata.repost.reference.claim_hash[::-1] reposted_claim = None reposted_metadata = None @@ -529,7 +534,6 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): channel = self.get_claim_txo(metadata.signing_channel_hash[::-1]) if channel: canonical_url = f'{channel.name}#{metadata.signing_channel_hash[::-1].hex()}/{canonical_url}' - value = { 'claim_hash': claim_hash[::-1], # 'claim_id': claim_hash.hex(), @@ -561,9 +565,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'stream_type': None if not metadata.is_stream else STREAM_TYPES[ guess_stream_type(metadata.stream.source.media_type)], 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, - 'fee_amount': None if not metadata.is_stream or not metadata.stream.has_fee else int( - max(metadata.stream.fee.amount or 0, 0) * 1000 - ), + 'fee_amount': fee_amount, 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, 'reposted': self.get_reposted_count(claim_hash), From 4d3573724abf254967a7bb2b7c0555e4e583eade Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 22 Jun 2021 17:25:23 -0400 Subject: [PATCH 070/206] add RevertableOpStack to verify consistency of ops as they're staged --- lbry/wallet/server/block_processor.py | 78 +++++++++++++++------------ lbry/wallet/server/db/claimtrie.py | 9 ++-- lbry/wallet/server/db/prefixes.py | 72 ++++++++++++++++++++++--- lbry/wallet/server/db/revertable.py | 55 +++++++++++++++++-- lbry/wallet/server/leveldb.py | 41 +++++++------- 5 files changed, 186 insertions(+), 69 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 2dc78cc844..a51c70ca2f 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -28,7 +28,7 @@ from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, Prefixes from lbry.wallet.server.udp import StatusServer -from lbry.wallet.server.db.revertable import RevertableOp, RevertablePut, RevertableDelete +from lbry.wallet.server.db.revertable import RevertableOp, RevertablePut, RevertableDelete, RevertableOpStack if typing.TYPE_CHECKING: from lbry.wallet.server.leveldb import LevelDB @@ -610,7 +610,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i if not spent_claim_hash_and_name: # txo is not a claim return [] claim_hash = spent_claim_hash_and_name.claim_hash - signing_hash = self.db.get_channel_for_claim(claim_hash) + signing_hash = self.db.get_channel_for_claim(claim_hash, txin_num, txin.prev_idx) v = self.db.get_claim_txo(claim_hash) reposted_claim_hash = self.db.get_repost(claim_hash) spent = StagedClaimtrieItem( @@ -634,6 +634,7 @@ def _spend_claim_or_support_txo(self, txin, spent_claims): return self._spend_support_txo(txin) def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp']: + claim_from_db = False if (tx_num, nout) in self.pending_claims: pending = self.pending_claims.pop((tx_num, nout)) self.staged_pending_abandoned[pending.claim_hash] = pending @@ -646,9 +647,10 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] v = self.db.get_claim_txo( claim_hash ) + claim_from_db = True claim_root_tx_num, claim_root_idx, prev_amount = v.root_tx_num, v.root_position, v.amount signature_is_valid = v.channel_signature_is_valid - prev_signing_hash = self.db.get_channel_for_claim(claim_hash) + prev_signing_hash = self.db.get_channel_for_claim(claim_hash, tx_num, nout) reposted_claim_hash = self.db.get_repost(claim_hash) expiration = self.coin.get_expiration_height(bisect_right(self.db.tx_counts, tx_num)) self.staged_pending_abandoned[claim_hash] = staged = StagedClaimtrieItem( @@ -690,17 +692,12 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] ) ) ]) - if staged.signing_hash: - ops.append(RevertableDelete(*Prefixes.claim_to_channel.pack_item(staged.claim_hash, staged.signing_hash))) - return ops - - def _abandon(self, spent_claims) -> List['RevertableOp']: - # Handle abandoned claims - ops = [] - - for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): - # print(f"\tabandon {abandoned_claim_hash.hex()} {tx_num} {nout}") - ops.extend(self._abandon_claim(abandoned_claim_hash, tx_num, nout, name)) + if staged.signing_hash and claim_from_db: + ops.append(RevertableDelete( + *Prefixes.claim_to_channel.pack_item( + staged.claim_hash, staged.tx_num, staged.position, staged.signing_hash + ) + )) return ops def _expire_claims(self, height: int): @@ -712,7 +709,11 @@ def _expire_claims(self, height: int): ops.extend(self._spend_claim_txo(txi, spent_claims)) if expired: # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned - ops.extend(self._abandon(spent_claims)) + for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): + # print(f"\texpire {abandoned_claim_hash.hex()} {tx_num} {nout}") + abandon_ops = self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + if abandon_ops: + ops.extend(abandon_ops) return ops def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: @@ -881,7 +882,6 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # add the activation/delayed-activation ops for activated, activated_txos in activated_at_height.items(): controlling = get_controlling(activated.name) - if activated.claim_hash in self.staged_pending_abandoned: continue reactivate = False @@ -1088,12 +1088,13 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t tx_num, position = previous_pending_activate.tx_num, previous_pending_activate.position if previous_pending_activate.height > height: # the claim had a pending activation in the future, move it to now - ops.extend( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, - position, previous_pending_activate.height, name, amount - ).get_remove_activate_ops() - ) + if tx_num < self.tx_count: + ops.extend( + StagedActivation( + ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, + position, previous_pending_activate.height, name, amount + ).get_remove_activate_ops() + ) ops.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, @@ -1138,8 +1139,11 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t removed_claim = self.db.get_claim_txo(removed) if not removed_claim: continue + amt = self._cached_get_effective_amount(removed) + if amt <= 0: + continue ops.extend(get_remove_effective_amount_ops( - removed_claim.name, self._cached_get_effective_amount(removed), removed_claim.tx_num, + removed_claim.name, amt, removed_claim.tx_num, removed_claim.position, removed )) for touched in self.touched_claims_to_send_es: @@ -1148,16 +1152,20 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t name, tx_num, position = pending.name, pending.tx_num, pending.position claim_from_db = self.db.get_claim_txo(touched) if claim_from_db: - prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position - ops.extend(get_remove_effective_amount_ops( - name, self._cached_get_effective_amount(touched), prev_tx_num, prev_position, touched - )) + amount = self._cached_get_effective_amount(touched) + if amount > 0: + prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position + ops.extend(get_remove_effective_amount_ops( + name, amount, prev_tx_num, prev_position, touched + )) else: v = self.db.get_claim_txo(touched) name, tx_num, position = v.name, v.tx_num, v.position - ops.extend(get_remove_effective_amount_ops( - name, self._cached_get_effective_amount(touched), tx_num, position, touched - )) + amt = self._cached_get_effective_amount(touched) + if amt > 0: + ops.extend(get_remove_effective_amount_ops( + name, amt, tx_num, position, touched + )) ops.extend(get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), tx_num, position, touched)) return ops @@ -1178,7 +1186,7 @@ def advance_block(self, block): # Use local vars for speed in the loops put_utxo = self.utxo_cache.__setitem__ - claimtrie_stash = [] + claimtrie_stash = RevertableOpStack(self.db.db.get) claimtrie_stash_extend = claimtrie_stash.extend spend_utxo = self.spend_utxo undo_info_append = undo_info.append @@ -1224,9 +1232,11 @@ def advance_block(self, block): claimtrie_stash_extend(claim_or_support_ops) # Handle abandoned claims - abandon_ops = self._abandon(spent_claims) - if abandon_ops: - claimtrie_stash_extend(abandon_ops) + for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): + # print(f"\tabandon {abandoned_claim_hash.hex()} {tx_num} {nout}") + abandon_ops = self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + if abandon_ops: + claimtrie_stash_extend(abandon_ops) append_hashX_by_tx(hashXs) update_touched(hashXs) diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 9d20105ee4..65a2b02a30 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -1,9 +1,8 @@ import typing from typing import Optional -from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix -from lbry.wallet.server.db import DB_PREFIXES +from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue, EffectiveAmountPrefixRow -from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, RepostPrefixRow, RepostedPrefixRow +from lbry.wallet.server.db.prefixes import RepostPrefixRow, RepostedPrefixRow def length_encoded_name(name: str) -> bytes: @@ -184,7 +183,9 @@ def _get_add_remove_claim_utxo_ops(self, add=True): ops.append( # channel by stream op( - *Prefixes.claim_to_channel.pack_item(self.claim_hash, self.signing_hash) + *Prefixes.claim_to_channel.pack_item( + self.claim_hash, self.tx_num, self.position, self.signing_hash + ) ) ) if self.channel_signature_is_valid: diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 32a2f5bbf2..c591b5761d 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -83,6 +83,8 @@ class ClaimShortIDValue(typing.NamedTuple): class ClaimToChannelKey(typing.NamedTuple): claim_hash: bytes + tx_num: int + position: int class ClaimToChannelValue(typing.NamedTuple): @@ -373,12 +375,19 @@ def pack_item(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position class ClaimToChannelPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_to_channel.value - key_struct = struct.Struct(b'>20s') + key_struct = struct.Struct(b'>20sLH') value_struct = struct.Struct(b'>20s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack, + struct.Struct(b'>20sL').pack, + struct.Struct(b'>20sLH').pack + ] + @classmethod - def pack_key(cls, claim_hash: bytes): - return super().pack_key(claim_hash) + def pack_key(cls, claim_hash: bytes, tx_num: int, position: int): + return super().pack_key(claim_hash, tx_num, position) @classmethod def pack_value(cls, signing_hash: bytes): @@ -393,8 +402,8 @@ def unpack_value(cls, data: bytes) -> ClaimToChannelValue: return ClaimToChannelValue(*super().unpack_value(data)) @classmethod - def pack_item(cls, claim_hash: bytes, signing_hash: bytes): - return cls.pack_key(claim_hash), cls.pack_value(signing_hash) + def pack_item(cls, claim_hash: bytes, tx_num: int, position: int, signing_hash: bytes): + return cls.pack_key(claim_hash, tx_num, position), cls.pack_value(signing_hash) def channel_to_claim_helper(struct_fmt): @@ -755,6 +764,33 @@ def pack_item(cls, reposted_claim_hash: bytes, tx_num: int, position: int, claim return cls.pack_key(reposted_claim_hash, tx_num, position), cls.pack_value(claim_hash) +class UndoPrefixRow(PrefixRow): + prefix = DB_PREFIXES.undo_claimtrie.value + key_struct = struct.Struct(b'>Q') + + @classmethod + def pack_key(cls, height: int): + return super().pack_key(height) + + @classmethod + def unpack_key(cls, key: bytes) -> int: + assert key[:1] == cls.prefix + height, = cls.key_struct.unpack(key[1:]) + return height + + @classmethod + def pack_value(cls, undo_ops: bytes) -> bytes: + return undo_ops + + @classmethod + def unpack_value(cls, data: bytes) -> bytes: + return data + + @classmethod + def pack_item(cls, height: int, undo_ops: bytes): + return cls.pack_key(height), cls.pack_value(undo_ops) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -778,4 +814,28 @@ class Prefixes: repost = RepostPrefixRow reposted_claim = RepostedPrefixRow - # undo_claimtrie = b'M' + undo = UndoPrefixRow + + +ROW_TYPES = { + Prefixes.claim_to_support.prefix: Prefixes.claim_to_support, + Prefixes.support_to_claim.prefix: Prefixes.support_to_claim, + Prefixes.claim_to_txo.prefix: Prefixes.claim_to_txo, + Prefixes.txo_to_claim.prefix: Prefixes.txo_to_claim, + Prefixes.claim_to_channel.prefix: Prefixes.claim_to_channel, + Prefixes.channel_to_claim.prefix: Prefixes.channel_to_claim, + Prefixes.claim_short_id.prefix: Prefixes.claim_short_id, + Prefixes.claim_expiration.prefix: Prefixes.claim_expiration, + Prefixes.claim_takeover.prefix: Prefixes.claim_takeover, + Prefixes.pending_activation.prefix: Prefixes.pending_activation, + Prefixes.activated.prefix: Prefixes.activated, + Prefixes.active_amount.prefix: Prefixes.active_amount, + Prefixes.effective_amount.prefix: Prefixes.effective_amount, + Prefixes.repost.prefix: Prefixes.repost, + Prefixes.reposted_claim.prefix: Prefixes.reposted_claim, + Prefixes.undo.prefix: Prefixes.undo +} + + +def auto_decode_item(key: bytes, value: bytes) -> typing.Tuple[typing.NamedTuple, typing.NamedTuple]: + return ROW_TYPES[key[:1]].unpack_item(key, value) diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index bd391cf88c..026f404b66 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -1,5 +1,6 @@ import struct -from typing import Tuple, List +from collections import OrderedDict, defaultdict +from typing import Tuple, List, Iterable, Callable, Optional from lbry.wallet.server.db import DB_PREFIXES _OP_STRUCT = struct.Struct('>BHH') @@ -58,8 +59,9 @@ def __eq__(self, other: 'RevertableOp') -> bool: return (self.is_put, self.key, self.value) == (other.is_put, other.key, other.value) def __repr__(self) -> str: - return f"{'PUT' if self.is_put else 'DELETE'} {DB_PREFIXES(self.key[:1]).name}: " \ - f"{self.key[1:].hex()} | {self.value.hex()}" + from lbry.wallet.server.db.prefixes import auto_decode_item + k, v = auto_decode_item(self.key, self.value) + return f"{'PUT' if self.is_put else 'DELETE'} {DB_PREFIXES(self.key[:1]).name}: {k} | {v}" class RevertableDelete(RevertableOp): @@ -74,5 +76,48 @@ def invert(self): return RevertableDelete(self.key, self.value) -def delete_prefix(db: 'plyvel.DB', prefix: bytes) -> List['RevertableDelete']: - return [RevertableDelete(k, v) for k, v in db.iterator(prefix=prefix)] +class RevertableOpStack: + def __init__(self, get_fn: Callable[[bytes], Optional[bytes]]): + self._get = get_fn + self._items = defaultdict(list) + + def append(self, op: RevertableOp): + inverted = op.invert() + if self._items[op.key] and inverted == self._items[op.key][-1]: + self._items[op.key].pop() + else: + if op.is_put: + if op in self._items[op.key]: + # TODO: error + print("!! dup put", op) + # self._items[op.key].remove(op) + # assert op not in self._items[op.key], f"duplicate add for {op}" + stored = self._get(op.key) + if stored is not None: + assert RevertableDelete(op.key, stored) in self._items[op.key], f"db op ties to add on top of existing key={op}" + self._items[op.key].append(op) + else: + if op in self._items[op.key]: + # TODO: error + print("!! dup delete ", op) + # self._items[op.key].remove(op) + # assert op not in self._items[op.key], f"duplicate delete for {op}" + stored = self._get(op.key) + if stored is not None and stored != op.value: + assert RevertableDelete(op.key, stored) in self._items[op.key] + else: + assert stored is not None, f"db op tries to delete nonexistent key: {op}" + assert stored == op.value, f"db op tries to delete with incorrect value: {op}" + self._items[op.key].append(op) + + def extend(self, ops: Iterable[RevertableOp]): + for op in ops: + self.append(op) + + def __len__(self): + return sum(map(len, self._items.values())) + + def __iter__(self): + for key, ops in self._items.items(): + for op in ops: + yield op diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index cd5a89be32..c2654e69f1 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -34,7 +34,7 @@ from lbry.wallet.server.merkle import Merkle, MerkleCache from lbry.wallet.server.util import formatted_time, pack_be_uint16, unpack_be_uint16_from from lbry.wallet.server.storage import db_class -from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, delete_prefix +from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, RevertableOpStack from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.common import ResolveResult, STREAM_TYPES, CLAIM_TYPES from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue @@ -229,7 +229,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, claim_amount = self.get_claim_txo_amount(claim_hash) effective_amount = support_amount + claim_amount - channel_hash = self.get_channel_for_claim(claim_hash) + channel_hash = self.get_channel_for_claim(claim_hash, tx_num, position) reposted_claim_hash = self.get_repost(claim_hash) short_url = f'{name}#{claim_hash.hex()}' @@ -410,8 +410,8 @@ def get_claims_in_channel_count(self, channel_hash) -> int: count += 1 return count - def get_channel_for_claim(self, claim_hash) -> Optional[bytes]: - return self.db.get(Prefixes.claim_to_channel.pack_key(claim_hash)) + def get_channel_for_claim(self, claim_hash, tx_num, position) -> Optional[bytes]: + return self.db.get(Prefixes.claim_to_channel.pack_key(claim_hash, tx_num, position)) def get_expired_by_height(self, height: int) -> Dict[bytes, Tuple[int, int, str, TxInput]]: expired = {} @@ -770,7 +770,7 @@ async def open_dbs(self): keys.append(key) if min_height > 0: for key in self.db.iterator(start=DB_PREFIXES.undo_claimtrie.value, - stop=DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(min_height), + stop=Prefixes.undo.pack_key(min_height), include_value=False): keys.append(key) if keys: @@ -885,7 +885,6 @@ def flush_dbs(self, flush_data: FlushData): flush_data.headers.clear() flush_data.block_txs.clear() flush_data.block_hashes.clear() - op_count = len(flush_data.claimtrie_stash) for staged_change in flush_data.claimtrie_stash: # print("ADVANCE", staged_change) if staged_change.is_put: @@ -895,7 +894,7 @@ def flush_dbs(self, flush_data: FlushData): flush_data.claimtrie_stash.clear() for undo_ops, height in flush_data.undo: - batch_put(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(height), undo_ops) + batch_put(*Prefixes.undo.pack_item(height, undo_ops)) flush_data.undo.clear() self.fs_height = flush_data.height @@ -964,22 +963,25 @@ def flush_backup(self, flush_data, touched): self.hist_flush_count += 1 nremoves = 0 + undo_ops = RevertableOpStack(self.db.get) + + for (packed_ops, height) in reversed(flush_data.undo): + undo_ops.extend(reversed(RevertableOp.unpack_stack(packed_ops))) + undo_ops.append( + RevertableDelete(*Prefixes.undo.pack_item(height, packed_ops)) + ) + with self.db.write_batch() as batch: batch_put = batch.put batch_delete = batch.delete - claim_reorg_height = self.fs_height # print("flush undos", flush_data.undo_claimtrie) - for (packed_ops, height) in reversed(flush_data.undo): - undo_ops = RevertableOp.unpack_stack(packed_ops) - for op in reversed(undo_ops): - # print("REWIND", op) - if op.is_put: - batch_put(op.key, op.value) - else: - batch_delete(op.key) - batch_delete(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(claim_reorg_height)) - claim_reorg_height -= 1 + for op in undo_ops: + # print("REWIND", op) + if op.is_put: + batch_put(op.key, op.value) + else: + batch_delete(op.key) flush_data.undo.clear() flush_data.claimtrie_stash.clear() @@ -1209,8 +1211,7 @@ def undo_key(self, height: int) -> bytes: def read_undo_info(self, height): """Read undo information from a file for the current height.""" - undo_claims = self.db.get(DB_PREFIXES.undo_claimtrie.value + util.pack_be_uint64(self.fs_height)) - return self.db.get(self.undo_key(height)), undo_claims + return self.db.get(self.undo_key(height)), self.db.get(Prefixes.undo.pack_key(self.fs_height)) def raw_block_prefix(self): return 'block' From d119fcfc980f0d8aee7c1aa0f6da2dcf4880f5c6 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 22 Jun 2021 17:29:21 -0400 Subject: [PATCH 071/206] remove debug prints --- lbry/wallet/server/db/revertable.py | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 026f404b66..68a000b1f3 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -87,21 +87,11 @@ def append(self, op: RevertableOp): self._items[op.key].pop() else: if op.is_put: - if op in self._items[op.key]: - # TODO: error - print("!! dup put", op) - # self._items[op.key].remove(op) - # assert op not in self._items[op.key], f"duplicate add for {op}" stored = self._get(op.key) if stored is not None: assert RevertableDelete(op.key, stored) in self._items[op.key], f"db op ties to add on top of existing key={op}" self._items[op.key].append(op) else: - if op in self._items[op.key]: - # TODO: error - print("!! dup delete ", op) - # self._items[op.key].remove(op) - # assert op not in self._items[op.key], f"duplicate delete for {op}" stored = self._get(op.key) if stored is not None and stored != op.value: assert RevertableDelete(op.key, stored) in self._items[op.key] From 1dc961d6ebaa02f53737f6deb58fb3ed62124885 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 28 Jun 2021 14:20:33 -0400 Subject: [PATCH 072/206] use RevertableOpStack in _get_takeover_ops --- lbry/wallet/server/block_processor.py | 54 +++++++++++++-------------- lbry/wallet/server/db/prefixes.py | 8 +++- lbry/wallet/server/db/revertable.py | 3 ++ 3 files changed, 35 insertions(+), 30 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index a51c70ca2f..b054e5e97b 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -207,7 +207,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.db_deletes = [] # Claimtrie cache - self.claimtrie_stash = [] + self.claimtrie_stash = None self.undo_claims = [] # If the lock is successfully acquired, in-memory chain state @@ -762,7 +762,7 @@ def _get_pending_effective_amount(self, name: str, claim_hash: bytes, height: Op support_amount = self._get_pending_supported_amount(claim_hash, height=height) return claim_amount + support_amount - def _get_takeover_ops(self, height: int) -> List['RevertableOp']: + def _get_takeover_ops(self, height: int): # cache for controlling claims as of the previous block controlling_claims = {} @@ -775,7 +775,6 @@ def get_controlling(_name): _controlling = controlling_claims[_name] return _controlling - ops = [] names_with_abandoned_controlling_claims: List[str] = [] # get the claims and supports previously scheduled to be activated at this block @@ -832,7 +831,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db - ops.extend( + self.claimtrie_stash.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, activation, staged.name, staged.amount @@ -855,7 +854,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # prepare to activate or delay activation of the pending claims being added this block for (tx_num, nout), staged in self.pending_claims.items(): - ops.extend(get_delayed_activate_ops( + self.claimtrie_stash.extend(get_delayed_activate_ops( staged.name, staged.claim_hash, not staged.is_update, tx_num, nout, staged.amount, is_support=False )) @@ -875,7 +874,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t v = supported_claim_info name = v.name staged_is_new_claim = (v.root_tx_num, v.root_position) == (v.tx_num, v.position) - ops.extend(get_delayed_activate_ops( + self.claimtrie_stash.extend(get_delayed_activate_ops( name, claim_hash, staged_is_new_claim, tx_num, nout, amount, is_support=True )) @@ -952,7 +951,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if not has_candidate: # remove name takeover entry, the name is now unclaimed controlling = get_controlling(need_takeover) - ops.extend(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) + self.claimtrie_stash.extend(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) # scan for possible takeovers out of the accumulated activations, of these make sure there # aren't any future activations for the taken over names with yet higher amounts, if there are @@ -1043,13 +1042,13 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t break assert None not in (amount, activation) # update the claim that's activating early - ops.extend( + self.claimtrie_stash.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, position, activation, name, amount ).get_remove_activate_ops() ) - ops.extend( + self.claimtrie_stash.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, position, height, name, amount @@ -1059,19 +1058,19 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t txo = (k.tx_num, k.position) if txo in self.possible_future_support_txos[winning_including_future_activations]: t = ACTIVATED_SUPPORT_TXO_TYPE - ops.extend( + self.claimtrie_stash.extend( StagedActivation( t, winning_including_future_activations, k.tx_num, k.position, k.height, name, amount ).get_remove_activate_ops() ) - ops.extend( + self.claimtrie_stash.extend( StagedActivation( t, winning_including_future_activations, k.tx_num, k.position, height, name, amount ).get_activate_ops() ) - ops.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) + self.claimtrie_stash.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): @@ -1089,19 +1088,19 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if previous_pending_activate.height > height: # the claim had a pending activation in the future, move it to now if tx_num < self.tx_count: - ops.extend( + self.claimtrie_stash.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, position, previous_pending_activate.height, name, amount ).get_remove_activate_ops() ) - ops.extend( + self.claimtrie_stash.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, position, height, name, amount ).get_activate_ops() ) - ops.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) + self.claimtrie_stash.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) elif winning_claim_hash == controlling.claim_hash: # print("\tstill winning") pass @@ -1124,7 +1123,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t winning = max(amounts, key=lambda x: amounts[x]) if (controlling and winning != controlling.claim_hash) or (not controlling and winning): # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") - ops.extend(get_takeover_name_ops(name, winning, height, controlling)) + self.claimtrie_stash.extend(get_takeover_name_ops(name, winning, height, controlling)) # gather cumulative removed/touched sets to update the search index self.removed_claims_to_send_es.update(set(self.staged_pending_abandoned.keys())) @@ -1155,7 +1154,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amount = self._cached_get_effective_amount(touched) if amount > 0: prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position - ops.extend(get_remove_effective_amount_ops( + self.claimtrie_stash.extend(get_remove_effective_amount_ops( name, amount, prev_tx_num, prev_position, touched )) else: @@ -1163,12 +1162,13 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t name, tx_num, position = v.name, v.tx_num, v.position amt = self._cached_get_effective_amount(touched) if amt > 0: - ops.extend(get_remove_effective_amount_ops( + self.claimtrie_stash.extend(get_remove_effective_amount_ops( name, amt, tx_num, position, touched )) - ops.extend(get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), - tx_num, position, touched)) - return ops + self.claimtrie_stash.extend( + get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), + tx_num, position, touched) + ) def advance_block(self, block): height = self.height + 1 @@ -1186,8 +1186,7 @@ def advance_block(self, block): # Use local vars for speed in the loops put_utxo = self.utxo_cache.__setitem__ - claimtrie_stash = RevertableOpStack(self.db.db.get) - claimtrie_stash_extend = claimtrie_stash.extend + claimtrie_stash_extend = self.claimtrie_stash.extend spend_utxo = self.spend_utxo undo_info_append = undo_info.append update_touched = self.touched.update @@ -1251,9 +1250,7 @@ def advance_block(self, block): claimtrie_stash_extend(expired_ops) # activate claims and process takeovers - takeover_ops = self._get_takeover_ops(height) - if takeover_ops: - claimtrie_stash_extend(takeover_ops) + self._get_takeover_ops(height) # self.db.add_unflushed(hashXs_by_tx, self.tx_count) _unflushed = self.db.hist_unflushed @@ -1266,8 +1263,7 @@ def advance_block(self, block): self.tx_count = tx_count self.db.tx_counts.append(self.tx_count) - undo_claims = b''.join(op.invert().pack() for op in claimtrie_stash) - self.claimtrie_stash.extend(claimtrie_stash) + undo_claims = b''.join(op.invert().pack() for op in self.claimtrie_stash) # print("%i undo bytes for %i (%i claimtrie stash ops)" % (len(undo_claims), height, len(claimtrie_stash))) if height >= self.daemon.cached_height() - self.env.reorg_limit: @@ -1281,6 +1277,7 @@ def advance_block(self, block): self.db.flush_dbs(self.flush_data()) + self.claimtrie_stash.clear() self.pending_claims.clear() self.pending_claim_txos.clear() self.pending_supports.clear() @@ -1528,6 +1525,7 @@ async def fetch_and_process_blocks(self, caught_up_event): self._caught_up_event = caught_up_event try: await self.db.open_dbs() + self.claimtrie_stash = RevertableOpStack(self.db.db.get) self.height = self.db.db_height self.tip = self.db.db_tip self.tx_count = self.db.db_tx_count diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index c591b5761d..7a6d8904c6 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -1,5 +1,6 @@ import typing import struct +from typing import Union, Tuple, NamedTuple from lbry.wallet.server.db import DB_PREFIXES @@ -837,5 +838,8 @@ class Prefixes: } -def auto_decode_item(key: bytes, value: bytes) -> typing.Tuple[typing.NamedTuple, typing.NamedTuple]: - return ROW_TYPES[key[:1]].unpack_item(key, value) +def auto_decode_item(key: bytes, value: bytes) -> Union[Tuple[NamedTuple, NamedTuple], Tuple[bytes, bytes]]: + try: + return ROW_TYPES[key[:1]].unpack_item(key, value) + except KeyError: + return key, value diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 68a000b1f3..232565cbfc 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -104,6 +104,9 @@ def extend(self, ops: Iterable[RevertableOp]): for op in ops: self.append(op) + def clear(self): + self._items.clear() + def __len__(self): return sum(map(len, self._items.values())) From ed652c0c5631ed301a5acef605c318568593145c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 28 Jun 2021 14:48:24 -0400 Subject: [PATCH 073/206] fix updating resolve by effective amount after abandoning support --- lbry/wallet/server/block_processor.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index b054e5e97b..8558c9c57a 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1130,7 +1130,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t self.touched_claims_to_send_es.update( set(self.staged_activated_support.keys()).union( set(claim_hash for (_, claim_hash) in self.staged_activated_claim.keys()) - ).union(self.signatures_changed).difference(self.removed_claims_to_send_es) + ).union(self.signatures_changed).union( + set(self.removed_active_support.keys()) + ).difference(self.removed_claims_to_send_es) ) # use the cumulative changes to update bid ordered resolve From bb2a34dd6bf0fd1221692ad5fb783fa4b565ecc9 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 28 Jun 2021 14:48:42 -0400 Subject: [PATCH 074/206] fix duplicate activate --- lbry/wallet/server/block_processor.py | 7 ------- 1 file changed, 7 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 8558c9c57a..d155e53481 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -918,13 +918,6 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t self.pending_activated[activated.name][activated.claim_hash].append((activated_txo, amount)) # print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " # f"{activated.claim_hash.hex()} @ {activated_txo.height}") - if reactivate: - ops.extend( - StagedActivation( - txo_type, activated.claim_hash, activated_txo.tx_num, activated_txo.position, - activated_txo.height, activated.name, amount - ).get_activate_ops() - ) # go through claims where the controlling claim or supports to the controlling claim have been abandoned # check if takeovers are needed or if the name node is now empty From bfb9d696d73a68f04dc07b1632dd2c87e6ab93f9 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 30 Jun 2021 20:07:19 -0400 Subject: [PATCH 075/206] pretty print --- lbry/wallet/server/db/prefixes.py | 63 +++++++++++++++++++++++++++++ lbry/wallet/server/db/revertable.py | 8 +++- 2 files changed, 70 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 7a6d8904c6..4d0cef8581 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -48,6 +48,9 @@ def unpack_item(cls, key: bytes, value: bytes): class ClaimToTXOKey(typing.NamedTuple): claim_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" + class ClaimToTXOValue(typing.NamedTuple): tx_num: int @@ -69,6 +72,9 @@ class TXOToClaimValue(typing.NamedTuple): claim_hash: bytes name: str + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, name={self.name})" + class ClaimShortIDKey(typing.NamedTuple): name: str @@ -76,6 +82,10 @@ class ClaimShortIDKey(typing.NamedTuple): root_tx_num: int root_position: int + def __str__(self): + return f"{self.__class__.__name__}(name={self.name}, claim_hash={self.claim_hash.hex()}, " \ + f"root_tx_num={self.root_tx_num}, root_position={self.root_position})" + class ClaimShortIDValue(typing.NamedTuple): tx_num: int @@ -87,10 +97,17 @@ class ClaimToChannelKey(typing.NamedTuple): tx_num: int position: int + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, " \ + f"tx_num={self.tx_num}, position={self.position})" + class ClaimToChannelValue(typing.NamedTuple): signing_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(signing_hash={self.signing_hash.hex()})" + class ChannelToClaimKey(typing.NamedTuple): signing_hash: bytes @@ -98,16 +115,27 @@ class ChannelToClaimKey(typing.NamedTuple): tx_num: int position: int + def __str__(self): + return f"{self.__class__.__name__}(signing_hash={self.signing_hash.hex()}, name={self.name}, " \ + f"tx_num={self.tx_num}, position={self.position})" + class ChannelToClaimValue(typing.NamedTuple): claim_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" + class ClaimToSupportKey(typing.NamedTuple): claim_hash: bytes tx_num: int position: int + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, tx_num={self.tx_num}, " \ + f"position={self.position})" + class ClaimToSupportValue(typing.NamedTuple): amount: int @@ -121,6 +149,9 @@ class SupportToClaimKey(typing.NamedTuple): class SupportToClaimValue(typing.NamedTuple): claim_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" + class ClaimExpirationKey(typing.NamedTuple): expiration: int @@ -132,6 +163,9 @@ class ClaimExpirationValue(typing.NamedTuple): claim_hash: bytes name: str + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, name={self.name})" + class ClaimTakeoverKey(typing.NamedTuple): name: str @@ -141,6 +175,9 @@ class ClaimTakeoverValue(typing.NamedTuple): claim_hash: bytes height: int + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, height={self.height})" + class PendingActivationKey(typing.NamedTuple): height: int @@ -161,6 +198,9 @@ class PendingActivationValue(typing.NamedTuple): claim_hash: bytes name: str + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, name={self.name})" + class ActivationKey(typing.NamedTuple): txo_type: int @@ -173,6 +213,9 @@ class ActivationValue(typing.NamedTuple): claim_hash: bytes name: str + def __str__(self): + return f"{self.__class__.__name__}(height={self.height}, claim_hash={self.claim_hash.hex()}, name={self.name})" + class ActiveAmountKey(typing.NamedTuple): claim_hash: bytes @@ -181,6 +224,10 @@ class ActiveAmountKey(typing.NamedTuple): tx_num: int position: int + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, txo_type={self.txo_type}, " \ + f"activation_height={self.activation_height}, tx_num={self.tx_num}, position={self.position})" + class ActiveAmountValue(typing.NamedTuple): amount: int @@ -196,24 +243,40 @@ class EffectiveAmountKey(typing.NamedTuple): class EffectiveAmountValue(typing.NamedTuple): claim_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" + class RepostKey(typing.NamedTuple): claim_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" + class RepostValue(typing.NamedTuple): reposted_claim_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(reposted_claim_hash={self.reposted_claim_hash.hex()})" + class RepostedKey(typing.NamedTuple): reposted_claim_hash: bytes tx_num: int position: int + def __str__(self): + return f"{self.__class__.__name__}(reposted_claim_hash={self.reposted_claim_hash.hex()}, " \ + f"tx_num={self.tx_num}, position={self.position})" + class RepostedValue(typing.NamedTuple): claim_hash: bytes + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" + class ActiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.active_amount.value diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 232565cbfc..86955add87 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -1,4 +1,5 @@ import struct +from string import printable from collections import OrderedDict, defaultdict from typing import Tuple, List, Iterable, Callable, Optional from lbry.wallet.server.db import DB_PREFIXES @@ -59,9 +60,14 @@ def __eq__(self, other: 'RevertableOp') -> bool: return (self.is_put, self.key, self.value) == (other.is_put, other.key, other.value) def __repr__(self) -> str: + return str(self) + + def __str__(self) -> str: from lbry.wallet.server.db.prefixes import auto_decode_item k, v = auto_decode_item(self.key, self.value) - return f"{'PUT' if self.is_put else 'DELETE'} {DB_PREFIXES(self.key[:1]).name}: {k} | {v}" + key = ''.join(c if c in printable else '.' for c in str(k)) + val = ''.join(c if c in printable else '.' for c in str(v)) + return f"{'PUT' if self.is_put else 'DELETE'} {DB_PREFIXES(self.key[:1]).name}: {key} | {val}" class RevertableDelete(RevertableOp): From 2ee419ffcad75022762f9bc8f3fc81c9bce74886 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 30 Jun 2021 20:09:17 -0400 Subject: [PATCH 076/206] fix --- lbry/wallet/server/block_processor.py | 41 ++++++++++++++------------- lbry/wallet/server/db/claimtrie.py | 10 +++---- lbry/wallet/server/db/revertable.py | 7 +++-- lbry/wallet/server/leveldb.py | 12 ++++++-- 4 files changed, 42 insertions(+), 28 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index d155e53481..2d04f1ecd7 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -530,7 +530,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu # print(f"\tupdate {claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") if (prev_tx_num, prev_idx) in self.pending_claims: previous_claim = self.pending_claims.pop((prev_tx_num, prev_idx)) - root_tx_num, root_idx = previous_claim.root_claim_tx_num, previous_claim.root_claim_tx_position + root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position else: v = self.db.get_claim_txo( claim_hash @@ -638,7 +638,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] if (tx_num, nout) in self.pending_claims: pending = self.pending_claims.pop((tx_num, nout)) self.staged_pending_abandoned[pending.claim_hash] = pending - claim_root_tx_num, claim_root_idx = pending.root_claim_tx_num, pending.root_claim_tx_position + claim_root_tx_num, claim_root_idx = pending.root_tx_num, pending.root_position prev_amount, prev_signing_hash = pending.amount, pending.signing_hash reposted_claim_hash = pending.reposted_claim_hash expiration = self.coin.get_expiration_height(self.height) @@ -672,8 +672,8 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] if claim_hash in self.staged_pending_abandoned: continue self.signatures_changed.add(claim_hash) - if claim_hash in self.pending_claims: - claim = self.pending_claims[claim_hash] + if claim_hash in self.pending_claim_txos: + claim = self.pending_claims[self.pending_claim_txos[claim_hash]] else: claim = self.db.get_claim_txo(claim_hash) assert claim is not None @@ -1131,32 +1131,35 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # use the cumulative changes to update bid ordered resolve for removed in self.removed_claims_to_send_es: removed_claim = self.db.get_claim_txo(removed) - if not removed_claim: - continue - amt = self._cached_get_effective_amount(removed) - if amt <= 0: - continue - ops.extend(get_remove_effective_amount_ops( - removed_claim.name, amt, removed_claim.tx_num, - removed_claim.position, removed - )) + if removed_claim: + amt = self.db.get_url_effective_amount( + removed_claim.name, removed_claim.tx_num, removed_claim.position, removed + ) + if amt and amt > 0: + self.claimtrie_stash.extend(get_remove_effective_amount_ops( + removed_claim.name, amt, removed_claim.tx_num, + removed_claim.position, removed + )) for touched in self.touched_claims_to_send_es: if touched in self.pending_claim_txos: pending = self.pending_claims[self.pending_claim_txos[touched]] name, tx_num, position = pending.name, pending.tx_num, pending.position claim_from_db = self.db.get_claim_txo(touched) if claim_from_db: - amount = self._cached_get_effective_amount(touched) - if amount > 0: - prev_tx_num, prev_position = claim_from_db.tx_num, claim_from_db.position + amount = self.db.get_url_effective_amount( + name, claim_from_db.tx_num, claim_from_db.position, touched + ) + if amount and amount > 0: self.claimtrie_stash.extend(get_remove_effective_amount_ops( - name, amount, prev_tx_num, prev_position, touched + name, amount, claim_from_db.tx_num, claim_from_db.position, touched )) else: v = self.db.get_claim_txo(touched) + if not v: + continue name, tx_num, position = v.name, v.tx_num, v.position - amt = self._cached_get_effective_amount(touched) - if amt > 0: + amt = self.db.get_url_effective_amount(name, tx_num, position, touched) + if amt and amt > 0: self.claimtrie_stash.extend(get_remove_effective_amount_ops( name, amt, tx_num, position, touched )) diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 65a2b02a30..23b2cfb8d0 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -133,15 +133,15 @@ class StagedClaimtrieItem(typing.NamedTuple): expiration_height: int tx_num: int position: int - root_claim_tx_num: int - root_claim_tx_position: int + root_tx_num: int + root_position: int channel_signature_is_valid: bool signing_hash: Optional[bytes] reposted_claim_hash: Optional[bytes] @property def is_update(self) -> bool: - return (self.tx_num, self.position) != (self.root_claim_tx_num, self.root_claim_tx_position) + return (self.tx_num, self.position) != (self.root_tx_num, self.root_position) def _get_add_remove_claim_utxo_ops(self, add=True): """ @@ -155,7 +155,7 @@ def _get_add_remove_claim_utxo_ops(self, add=True): # claim tip by claim hash op( *Prefixes.claim_to_txo.pack_item( - self.claim_hash, self.tx_num, self.position, self.root_claim_tx_num, self.root_claim_tx_position, + self.claim_hash, self.tx_num, self.position, self.root_tx_num, self.root_position, self.amount, self.channel_signature_is_valid, self.name ) ), @@ -173,7 +173,7 @@ def _get_add_remove_claim_utxo_ops(self, add=True): # short url resolution op( *Prefixes.claim_short_id.pack_item( - self.name, self.claim_hash, self.root_claim_tx_num, self.root_claim_tx_position, self.tx_num, + self.name, self.claim_hash, self.root_tx_num, self.root_position, self.tx_num, self.position ) ) diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 86955add87..532e78ecd9 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -91,16 +91,19 @@ def append(self, op: RevertableOp): inverted = op.invert() if self._items[op.key] and inverted == self._items[op.key][-1]: self._items[op.key].pop() + elif self._items[op.key] and self._items[op.key][-1] == op: # duplicate of last op + pass # raise an error? else: if op.is_put: stored = self._get(op.key) if stored is not None: - assert RevertableDelete(op.key, stored) in self._items[op.key], f"db op ties to add on top of existing key={op}" + assert RevertableDelete(op.key, stored) in self._items[op.key], \ + f"db op tries to add on top of existing key: {op}" self._items[op.key].append(op) else: stored = self._get(op.key) if stored is not None and stored != op.value: - assert RevertableDelete(op.key, stored) in self._items[op.key] + assert RevertableDelete(op.key, stored) in self._items[op.key], f"delete {op}" else: assert stored is not None, f"db op tries to delete nonexistent key: {op}" assert stored == op.value, f"db op tries to delete with incorrect value: {op}" diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index c2654e69f1..aba71a8fc2 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -300,9 +300,8 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, return def _resolve_claim_in_channel(self, channel_hash: bytes, normalized_name: str): - prefix = DB_PREFIXES.channel_to_claim.value + channel_hash + length_encoded_name(normalized_name) candidates = [] - for k, v in self.db.iterator(prefix=prefix): + for k, v in self.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(channel_hash, normalized_name)): key = Prefixes.channel_to_claim.unpack_key(k) stream = Prefixes.channel_to_claim.unpack_value(v) effective_amount = self.get_effective_amount(stream.claim_hash) @@ -395,6 +394,15 @@ def get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: return support_only return support_amount + self._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db_height + 1) + def get_url_effective_amount(self, name: str, tx_num: int, position: int, claim_hash: bytes): + for _k, _v in self.db.iterator(prefix=Prefixes.effective_amount.pack_partial_key(name)): + v = Prefixes.effective_amount.unpack_value(_v) + if v.claim_hash == claim_hash: + k = Prefixes.effective_amount.unpack_key(_k) + if k.tx_num == tx_num and k.position == position: + return k.effective_amount + return + def get_claims_for_name(self, name): claims = [] for _k, _v in self.db.iterator(prefix=Prefixes.claim_short_id.pack_partial_key(name)): From cf66c2a1ee26585c6a58cdeff6b01f439698a6a1 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 1 Jul 2021 17:23:27 -0400 Subject: [PATCH 077/206] rename things -fix effective amount integrity error --- lbry/wallet/server/block_processor.py | 287 +++++++++++++------------- lbry/wallet/server/db/revertable.py | 49 +++-- lbry/wallet/server/leveldb.py | 10 +- 3 files changed, 176 insertions(+), 170 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 2d04f1ecd7..155322a928 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -207,7 +207,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.db_deletes = [] # Claimtrie cache - self.claimtrie_stash = None + self.db_op_stack = None self.undo_claims = [] # If the lock is successfully acquired, in-memory chain state @@ -223,31 +223,31 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): ################################# # txo to pending claim - self.pending_claims: typing.Dict[Tuple[int, int], StagedClaimtrieItem] = {} + self.txo_to_claim: typing.Dict[Tuple[int, int], StagedClaimtrieItem] = {} # claim hash to pending claim txo - self.pending_claim_txos: typing.Dict[bytes, Tuple[int, int]] = {} + self.claim_hash_to_txo: typing.Dict[bytes, Tuple[int, int]] = {} # claim hash to lists of pending support txos - self.pending_supports: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) + self.support_txos_by_claim: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) # support txo: (supported claim hash, support amount) - self.pending_support_txos: Dict[Tuple[int, int], Tuple[bytes, int]] = {} + self.support_txo_to_claim: Dict[Tuple[int, int], Tuple[bytes, int]] = {} # removed supports {name: {claim_hash: [(tx_num, nout), ...]}} - self.pending_removed_support: DefaultDict[str, DefaultDict[bytes, List[Tuple[int, int]]]] = defaultdict( - lambda: defaultdict(list)) - self.staged_pending_abandoned: Dict[bytes, StagedClaimtrieItem] = {} + self.removed_support_txos_by_name_by_claim: DefaultDict[str, DefaultDict[bytes, List[Tuple[int, int]]]] = \ + defaultdict(lambda: defaultdict(list)) + self.abandoned_claims: Dict[bytes, StagedClaimtrieItem] = {} # removed activated support amounts by claim hash - self.removed_active_support: DefaultDict[bytes, List[int]] = defaultdict(list) + self.removed_active_support_amount_by_claim: DefaultDict[bytes, List[int]] = defaultdict(list) # pending activated support amounts by claim hash - self.staged_activated_support: DefaultDict[bytes, List[int]] = defaultdict(list) + self.activated_support_amount_by_claim: DefaultDict[bytes, List[int]] = defaultdict(list) # pending activated name and claim hash to claim/update txo amount - self.staged_activated_claim: Dict[Tuple[str, bytes], int] = {} + self.activated_claim_amount_by_name_and_hash: Dict[Tuple[str, bytes], int] = {} # pending claim and support activations per claim hash per name, # used to process takeovers due to added activations - self.pending_activated: DefaultDict[str, DefaultDict[bytes, List[Tuple[PendingActivationKey, int]]]] = \ - defaultdict(lambda: defaultdict(list)) + activation_by_claim_by_name_type = DefaultDict[str, DefaultDict[bytes, List[Tuple[PendingActivationKey, int]]]] + self.activation_by_claim_by_name: activation_by_claim_by_name_type = defaultdict(lambda: defaultdict(list)) # these are used for detecting early takeovers by not yet activated claims/supports - self.possible_future_activated_support: DefaultDict[bytes, List[int]] = defaultdict(list) - self.possible_future_activated_claim: Dict[Tuple[str, bytes], int] = {} - self.possible_future_support_txos: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) + self.possible_future_support_amounts_by_claim_hash: DefaultDict[bytes, List[int]] = defaultdict(list) + self.possible_future_claim_amount_by_name_and_hash: Dict[Tuple[str, bytes], int] = {} + self.possible_future_support_txos_by_claim_hash: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) self.removed_claims_to_send_es = set() self.touched_claims_to_send_es = set() @@ -438,7 +438,7 @@ def flush_data(self): """The data for a flush. The lock must be taken.""" assert self.state_lock.locked() return FlushData(self.height, self.tx_count, self.headers, self.block_hashes, - self.block_txs, self.claimtrie_stash, self.undo_infos, self.utxo_cache, + self.block_txs, self.db_op_stack, self.undo_infos, self.utxo_cache, self.db_deletes, self.tip, self.undo_claims) async def flush(self, flush_utxos): @@ -528,8 +528,8 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu return [] (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) # print(f"\tupdate {claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") - if (prev_tx_num, prev_idx) in self.pending_claims: - previous_claim = self.pending_claims.pop((prev_tx_num, prev_idx)) + if (prev_tx_num, prev_idx) in self.txo_to_claim: + previous_claim = self.txo_to_claim.pop((prev_tx_num, prev_idx)) root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position else: v = self.db.get_claim_txo( @@ -546,15 +546,15 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu claim_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, root_tx_num, root_idx, channel_signature_is_valid, signing_channel_hash, reposted_claim_hash ) - self.pending_claims[(tx_num, nout)] = pending - self.pending_claim_txos[claim_hash] = (tx_num, nout) + self.txo_to_claim[(tx_num, nout)] = pending + self.claim_hash_to_txo[claim_hash] = (tx_num, nout) ops.extend(pending.get_add_claim_utxo_ops()) return ops def _add_support(self, txo: 'Output', tx_num: int, nout: int) -> List['RevertableOp']: supported_claim_hash = txo.claim_hash[::-1] - self.pending_supports[supported_claim_hash].append((tx_num, nout)) - self.pending_support_txos[(tx_num, nout)] = supported_claim_hash, txo.amount + self.support_txos_by_claim[supported_claim_hash].append((tx_num, nout)) + self.support_txo_to_claim[(tx_num, nout)] = supported_claim_hash, txo.amount # print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") return StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount @@ -570,12 +570,12 @@ def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: def _spend_support_txo(self, txin): txin_num = self.db.transaction_num_mapping[txin.prev_hash] - if (txin_num, txin.prev_idx) in self.pending_support_txos: - spent_support, support_amount = self.pending_support_txos.pop((txin_num, txin.prev_idx)) - self.pending_supports[spent_support].remove((txin_num, txin.prev_idx)) + if (txin_num, txin.prev_idx) in self.support_txo_to_claim: + spent_support, support_amount = self.support_txo_to_claim.pop((txin_num, txin.prev_idx)) + self.support_txos_by_claim[spent_support].remove((txin_num, txin.prev_idx)) supported_name = self._get_pending_claim_name(spent_support) # print(f"\tspent support for {spent_support.hex()}") - self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) + self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append((txin_num, txin.prev_idx)) return StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops() @@ -583,10 +583,10 @@ def _spend_support_txo(self, txin): if spent_support: supported_name = self._get_pending_claim_name(spent_support) if supported_name is not None: - self.pending_removed_support[supported_name][spent_support].append((txin_num, txin.prev_idx)) + self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append((txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) if 0 < activation < self.height + 1: - self.removed_active_support[spent_support].append(support_amount) + self.removed_active_support_amount_by_claim[spent_support].append(support_amount) # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") ops = StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount @@ -601,8 +601,8 @@ def _spend_support_txo(self, txin): def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]): txin_num = self.db.transaction_num_mapping[txin.prev_hash] - if (txin_num, txin.prev_idx) in self.pending_claims: - spent = self.pending_claims[(txin_num, txin.prev_idx)] + if (txin_num, txin.prev_idx) in self.txo_to_claim: + spent = self.txo_to_claim[(txin_num, txin.prev_idx)] else: spent_claim_hash_and_name = self.db.get_claim_from_txo( txin_num, txin.prev_idx @@ -635,9 +635,9 @@ def _spend_claim_or_support_txo(self, txin, spent_claims): def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp']: claim_from_db = False - if (tx_num, nout) in self.pending_claims: - pending = self.pending_claims.pop((tx_num, nout)) - self.staged_pending_abandoned[pending.claim_hash] = pending + if (tx_num, nout) in self.txo_to_claim: + pending = self.txo_to_claim.pop((tx_num, nout)) + self.abandoned_claims[pending.claim_hash] = pending claim_root_tx_num, claim_root_idx = pending.root_tx_num, pending.root_position prev_amount, prev_signing_hash = pending.amount, pending.signing_hash reposted_claim_hash = pending.reposted_claim_hash @@ -653,27 +653,27 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] prev_signing_hash = self.db.get_channel_for_claim(claim_hash, tx_num, nout) reposted_claim_hash = self.db.get_repost(claim_hash) expiration = self.coin.get_expiration_height(bisect_right(self.db.tx_counts, tx_num)) - self.staged_pending_abandoned[claim_hash] = staged = StagedClaimtrieItem( + self.abandoned_claims[claim_hash] = staged = StagedClaimtrieItem( name, claim_hash, prev_amount, expiration, tx_num, nout, claim_root_tx_num, claim_root_idx, signature_is_valid, prev_signing_hash, reposted_claim_hash ) if prev_signing_hash and prev_signing_hash in self.pending_channel_counts: self.pending_channel_counts.pop(prev_signing_hash) - for support_txo_to_clear in self.pending_supports[claim_hash]: - self.pending_support_txos.pop(support_txo_to_clear) - self.pending_supports[claim_hash].clear() - self.pending_supports.pop(claim_hash) + for support_txo_to_clear in self.support_txos_by_claim[claim_hash]: + self.support_txo_to_claim.pop(support_txo_to_clear) + self.support_txos_by_claim[claim_hash].clear() + self.support_txos_by_claim.pop(claim_hash) ops = [] if staged.name.startswith('@'): # abandon a channel, invalidate signatures for k, claim_hash in self.db.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): - if claim_hash in self.staged_pending_abandoned: + if claim_hash in self.abandoned_claims: continue self.signatures_changed.add(claim_hash) - if claim_hash in self.pending_claim_txos: - claim = self.pending_claims[self.pending_claim_txos[claim_hash]] + if claim_hash in self.claim_hash_to_txo: + claim = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] else: claim = self.db.get_claim_txo(claim_hash) assert claim is not None @@ -705,7 +705,7 @@ def _expire_claims(self, height: int): spent_claims = {} ops = [] for expired_claim_hash, (tx_num, position, name, txi) in expired.items(): - if (tx_num, position) not in self.pending_claims: + if (tx_num, position) not in self.txo_to_claim: ops.extend(self._spend_claim_txo(txi, spent_claims)) if expired: # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned @@ -733,28 +733,28 @@ def _cached_get_effective_amount(self, claim_hash: bytes, support_only=False) -> ) def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int: - if (name, claim_hash) in self.staged_activated_claim: - return self.staged_activated_claim[(name, claim_hash)] - if (name, claim_hash) in self.possible_future_activated_claim: - return self.possible_future_activated_claim[(name, claim_hash)] + if (name, claim_hash) in self.activated_claim_amount_by_name_and_hash: + return self.activated_claim_amount_by_name_and_hash[(name, claim_hash)] + if (name, claim_hash) in self.possible_future_claim_amount_by_name_and_hash: + return self.possible_future_claim_amount_by_name_and_hash[(name, claim_hash)] return self._cached_get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height or (self.height + 1)) def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: assert claim_hash is not None - if claim_hash in self.pending_claims: - return self.pending_claims[claim_hash].name + if claim_hash in self.txo_to_claim: + return self.txo_to_claim[claim_hash].name claim_info = self.db.get_claim_txo(claim_hash) if claim_info: return claim_info.name def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] = None) -> int: amount = self._cached_get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) - if claim_hash in self.staged_activated_support: - amount += sum(self.staged_activated_support[claim_hash]) - if claim_hash in self.possible_future_activated_support: - amount += sum(self.possible_future_activated_support[claim_hash]) - if claim_hash in self.removed_active_support: - return amount - sum(self.removed_active_support[claim_hash]) + if claim_hash in self.activated_support_amount_by_claim: + amount += sum(self.activated_support_amount_by_claim[claim_hash]) + if claim_hash in self.possible_future_support_amounts_by_claim_hash: + amount += sum(self.possible_future_support_amounts_by_claim_hash[claim_hash]) + if claim_hash in self.removed_active_support_amount_by_claim: + return amount - sum(self.removed_active_support_amount_by_claim[claim_hash]) return amount def _get_pending_effective_amount(self, name: str, claim_hash: bytes, height: Optional[int] = None) -> int: @@ -815,7 +815,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ), amount )) if is_support: - self.possible_future_support_txos[claim_hash].append((tx_num, nout)) + self.possible_future_support_txos_by_claim_hash[claim_hash].append((tx_num, nout)) return StagedActivation( ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, claim_hash, tx_num, nout, height + delay, name, amount @@ -823,7 +823,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # determine names needing takeover/deletion due to controlling claims being abandoned # and add ops to deactivate abandoned claims - for claim_hash, staged in self.staged_pending_abandoned.items(): + for claim_hash, staged in self.abandoned_claims.items(): controlling = get_controlling(staged.name) if controlling and controlling.claim_hash == claim_hash: names_with_abandoned_controlling_claims.append(staged.name) @@ -831,7 +831,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db - self.claimtrie_stash.extend( + self.db_op_stack.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, activation, staged.name, staged.amount @@ -843,7 +843,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # get the removed activated supports for controlling claims to determine if takeovers are possible abandoned_support_check_need_takeover = defaultdict(list) - for claim_hash, amounts in self.removed_active_support.items(): + for claim_hash, amounts in self.removed_active_support_amount_by_claim.items(): name = self._get_pending_claim_name(claim_hash) if name is None: continue @@ -853,18 +853,18 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t abandoned_support_check_need_takeover[(name, claim_hash)].extend(amounts) # prepare to activate or delay activation of the pending claims being added this block - for (tx_num, nout), staged in self.pending_claims.items(): - self.claimtrie_stash.extend(get_delayed_activate_ops( + for (tx_num, nout), staged in self.txo_to_claim.items(): + self.db_op_stack.extend(get_delayed_activate_ops( staged.name, staged.claim_hash, not staged.is_update, tx_num, nout, staged.amount, is_support=False )) # and the supports - for (tx_num, nout), (claim_hash, amount) in self.pending_support_txos.items(): - if claim_hash in self.staged_pending_abandoned: + for (tx_num, nout), (claim_hash, amount) in self.support_txo_to_claim.items(): + if claim_hash in self.abandoned_claims: continue - elif claim_hash in self.pending_claim_txos: - name = self.pending_claims[self.pending_claim_txos[claim_hash]].name - staged_is_new_claim = not self.pending_claims[self.pending_claim_txos[claim_hash]].is_update + elif claim_hash in self.claim_hash_to_txo: + name = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].name + staged_is_new_claim = not self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].is_update else: supported_claim_info = self.db.get_claim_txo(claim_hash) if not supported_claim_info: @@ -874,14 +874,14 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t v = supported_claim_info name = v.name staged_is_new_claim = (v.root_tx_num, v.root_position) == (v.tx_num, v.position) - self.claimtrie_stash.extend(get_delayed_activate_ops( + self.db_op_stack.extend(get_delayed_activate_ops( name, claim_hash, staged_is_new_claim, tx_num, nout, amount, is_support=True )) # add the activation/delayed-activation ops for activated, activated_txos in activated_at_height.items(): controlling = get_controlling(activated.name) - if activated.claim_hash in self.staged_pending_abandoned: + if activated.claim_hash in self.abandoned_claims: continue reactivate = False if not controlling or controlling.claim_hash == activated.claim_hash: @@ -889,24 +889,24 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t reactivate = True for activated_txo in activated_txos: if activated_txo.is_support and (activated_txo.tx_num, activated_txo.position) in \ - self.pending_removed_support[activated.name][activated.claim_hash]: + self.removed_support_txos_by_name_by_claim[activated.name][activated.claim_hash]: # print("\tskip activate support for pending abandoned claim") continue if activated_txo.is_claim: txo_type = ACTIVATED_CLAIM_TXO_TYPE txo_tup = (activated_txo.tx_num, activated_txo.position) - if txo_tup in self.pending_claims: - amount = self.pending_claims[txo_tup].amount + if txo_tup in self.txo_to_claim: + amount = self.txo_to_claim[txo_tup].amount else: amount = self.db.get_claim_txo_amount( activated.claim_hash ) - self.staged_activated_claim[(activated.name, activated.claim_hash)] = amount + self.activated_claim_amount_by_name_and_hash[(activated.name, activated.claim_hash)] = amount else: txo_type = ACTIVATED_SUPPORT_TXO_TYPE txo_tup = (activated_txo.tx_num, activated_txo.position) - if txo_tup in self.pending_support_txos: - amount = self.pending_support_txos[txo_tup][1] + if txo_tup in self.support_txo_to_claim: + amount = self.support_txo_to_claim[txo_tup][1] else: amount = self.db.get_support_txo_amount( activated.claim_hash, activated_txo.tx_num, activated_txo.position @@ -914,8 +914,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if amount is None: # print("\tskip activate support for non existent claim") continue - self.staged_activated_support[activated.claim_hash].append(amount) - self.pending_activated[activated.name][activated.claim_hash].append((activated_txo, amount)) + self.activated_support_amount_by_claim[activated.claim_hash].append(amount) + self.activation_by_claim_by_name[activated.name][activated.claim_hash].append((activated_txo, amount)) # print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " # f"{activated.claim_hash.hex()} @ {activated_txo.height}") @@ -928,14 +928,14 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # add existing claims to the queue for the takeover # track that we need to reactivate these if one of them becomes controlling for candidate_claim_hash, (tx_num, nout) in existing.items(): - if candidate_claim_hash in self.staged_pending_abandoned: + if candidate_claim_hash in self.abandoned_claims: continue has_candidate = True existing_activation = self.db.get_activation(tx_num, nout) activate_key = PendingActivationKey( existing_activation, ACTIVATED_CLAIM_TXO_TYPE, tx_num, nout ) - self.pending_activated[need_takeover][candidate_claim_hash].append(( + self.activation_by_claim_by_name[need_takeover][candidate_claim_hash].append(( activate_key, self.db.get_claim_txo_amount(candidate_claim_hash) )) need_reactivate_if_takes_over[(need_takeover, candidate_claim_hash)] = activate_key @@ -944,7 +944,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if not has_candidate: # remove name takeover entry, the name is now unclaimed controlling = get_controlling(need_takeover) - self.claimtrie_stash.extend(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) + self.db_op_stack.extend(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) # scan for possible takeovers out of the accumulated activations, of these make sure there # aren't any future activations for the taken over names with yet higher amounts, if there are @@ -961,40 +961,40 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activated.name, activated.claim_hash, activated_txos[-1].height + 1 ) if activated.claim_hash not in claim_exists: - claim_exists[activated.claim_hash] = activated.claim_hash in self.pending_claim_txos or ( + claim_exists[activated.claim_hash] = activated.claim_hash in self.claim_hash_to_txo or ( self.db.get_claim_txo(activated.claim_hash) is not None) - if claim_exists[activated.claim_hash] and activated.claim_hash not in self.staged_pending_abandoned: + if claim_exists[activated.claim_hash] and activated.claim_hash not in self.abandoned_claims: v = future_amount, activated, activated_txos[-1] future_activations[activated.name][activated.claim_hash] = v for name, future_activated in activate_in_future.items(): for claim_hash, activated in future_activated.items(): if claim_hash not in claim_exists: - claim_exists[claim_hash] = claim_hash in self.pending_claim_txos or ( + claim_exists[claim_hash] = claim_hash in self.claim_hash_to_txo or ( self.db.get_claim_txo(claim_hash) is not None) if not claim_exists[claim_hash]: continue - if claim_hash in self.staged_pending_abandoned: + if claim_hash in self.abandoned_claims: continue for txo in activated: v = txo[1], PendingActivationValue(claim_hash, name), txo[0] future_activations[name][claim_hash] = v if txo[0].is_claim: - self.possible_future_activated_claim[(name, claim_hash)] = txo[1] + self.possible_future_claim_amount_by_name_and_hash[(name, claim_hash)] = txo[1] else: - self.possible_future_activated_support[claim_hash].append(txo[1]) + self.possible_future_support_amounts_by_claim_hash[claim_hash].append(txo[1]) # process takeovers checked_names = set() - for name, activated in self.pending_activated.items(): + for name, activated in self.activation_by_claim_by_name.items(): checked_names.add(name) controlling = controlling_claims[name] amounts = { claim_hash: self._get_pending_effective_amount(name, claim_hash) - for claim_hash in activated.keys() if claim_hash not in self.staged_pending_abandoned + for claim_hash in activated.keys() if claim_hash not in self.abandoned_claims } # if there is a controlling claim include it in the amounts to ensure it remains the max - if controlling and controlling.claim_hash not in self.staged_pending_abandoned: + if controlling and controlling.claim_hash not in self.abandoned_claims: amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning_claim_hash = max(amounts, key=lambda x: amounts[x]) if not controlling or (winning_claim_hash != controlling.claim_hash and @@ -1018,14 +1018,14 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # print(f"\ttakeover by {winning_claim_hash.hex()} triggered early activation and " # f"takeover by {winning_including_future_activations.hex()} at {height}") # handle a pending activated claim jumping the takeover delay when another name takes over - if winning_including_future_activations not in self.pending_claim_txos: + if winning_including_future_activations not in self.claim_hash_to_txo: claim = self.db.get_claim_txo(winning_including_future_activations) tx_num = claim.tx_num position = claim.position amount = claim.amount activation = self.db.get_activation(tx_num, position) else: - tx_num, position = self.pending_claim_txos[winning_including_future_activations] + tx_num, position = self.claim_hash_to_txo[winning_including_future_activations] amount = None activation = None for (k, tx_amount) in activate_in_future[name][winning_including_future_activations]: @@ -1035,13 +1035,13 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t break assert None not in (amount, activation) # update the claim that's activating early - self.claimtrie_stash.extend( + self.db_op_stack.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, position, activation, name, amount ).get_remove_activate_ops() ) - self.claimtrie_stash.extend( + self.db_op_stack.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, position, height, name, amount @@ -1049,21 +1049,21 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ) for (k, amount) in activate_in_future[name][winning_including_future_activations]: txo = (k.tx_num, k.position) - if txo in self.possible_future_support_txos[winning_including_future_activations]: + if txo in self.possible_future_support_txos_by_claim_hash[winning_including_future_activations]: t = ACTIVATED_SUPPORT_TXO_TYPE - self.claimtrie_stash.extend( + self.db_op_stack.extend( StagedActivation( t, winning_including_future_activations, k.tx_num, k.position, k.height, name, amount ).get_remove_activate_ops() ) - self.claimtrie_stash.extend( + self.db_op_stack.extend( StagedActivation( t, winning_including_future_activations, k.tx_num, k.position, height, name, amount ).get_activate_ops() ) - self.claimtrie_stash.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) + self.db_op_stack.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): @@ -1073,27 +1073,27 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amount = self.db.get_claim_txo_amount( winning_claim_hash ) - if winning_claim_hash in self.pending_claim_txos: - tx_num, position = self.pending_claim_txos[winning_claim_hash] - amount = self.pending_claims[(tx_num, position)].amount + if winning_claim_hash in self.claim_hash_to_txo: + tx_num, position = self.claim_hash_to_txo[winning_claim_hash] + amount = self.txo_to_claim[(tx_num, position)].amount else: tx_num, position = previous_pending_activate.tx_num, previous_pending_activate.position if previous_pending_activate.height > height: # the claim had a pending activation in the future, move it to now if tx_num < self.tx_count: - self.claimtrie_stash.extend( + self.db_op_stack.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, position, previous_pending_activate.height, name, amount ).get_remove_activate_ops() ) - self.claimtrie_stash.extend( + self.db_op_stack.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, position, height, name, amount ).get_activate_ops() ) - self.claimtrie_stash.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) + self.db_op_stack.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) elif winning_claim_hash == controlling.claim_hash: # print("\tstill winning") pass @@ -1109,22 +1109,22 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t controlling = get_controlling(name) amounts = { claim_hash: self._get_pending_effective_amount(name, claim_hash) - for claim_hash in self.db.get_claims_for_name(name) if claim_hash not in self.staged_pending_abandoned + for claim_hash in self.db.get_claims_for_name(name) if claim_hash not in self.abandoned_claims } - if controlling and controlling.claim_hash not in self.staged_pending_abandoned: + if controlling and controlling.claim_hash not in self.abandoned_claims: amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning = max(amounts, key=lambda x: amounts[x]) if (controlling and winning != controlling.claim_hash) or (not controlling and winning): # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") - self.claimtrie_stash.extend(get_takeover_name_ops(name, winning, height, controlling)) + self.db_op_stack.extend(get_takeover_name_ops(name, winning, height, controlling)) # gather cumulative removed/touched sets to update the search index - self.removed_claims_to_send_es.update(set(self.staged_pending_abandoned.keys())) + self.removed_claims_to_send_es.update(set(self.abandoned_claims.keys())) self.touched_claims_to_send_es.update( - set(self.staged_activated_support.keys()).union( - set(claim_hash for (_, claim_hash) in self.staged_activated_claim.keys()) + set(self.activated_support_amount_by_claim.keys()).union( + set(claim_hash for (_, claim_hash) in self.activated_claim_amount_by_name_and_hash.keys()) ).union(self.signatures_changed).union( - set(self.removed_active_support.keys()) + set(self.removed_active_support_amount_by_claim.keys()) ).difference(self.removed_claims_to_send_es) ) @@ -1133,37 +1133,36 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t removed_claim = self.db.get_claim_txo(removed) if removed_claim: amt = self.db.get_url_effective_amount( - removed_claim.name, removed_claim.tx_num, removed_claim.position, removed + removed_claim.name, removed ) - if amt and amt > 0: - self.claimtrie_stash.extend(get_remove_effective_amount_ops( - removed_claim.name, amt, removed_claim.tx_num, - removed_claim.position, removed + if amt: + self.db_op_stack.extend(get_remove_effective_amount_ops( + removed_claim.name, amt.effective_amount, amt.tx_num, + amt.position, removed )) for touched in self.touched_claims_to_send_es: - if touched in self.pending_claim_txos: - pending = self.pending_claims[self.pending_claim_txos[touched]] + if touched in self.claim_hash_to_txo: + pending = self.txo_to_claim[self.claim_hash_to_txo[touched]] name, tx_num, position = pending.name, pending.tx_num, pending.position claim_from_db = self.db.get_claim_txo(touched) if claim_from_db: - amount = self.db.get_url_effective_amount( - name, claim_from_db.tx_num, claim_from_db.position, touched - ) - if amount and amount > 0: - self.claimtrie_stash.extend(get_remove_effective_amount_ops( - name, amount, claim_from_db.tx_num, claim_from_db.position, touched + claim_amount_info = self.db.get_url_effective_amount(name, touched) + if claim_amount_info: + self.db_op_stack.extend(get_remove_effective_amount_ops( + name, claim_amount_info.effective_amount, claim_amount_info.tx_num, + claim_amount_info.position, touched )) else: v = self.db.get_claim_txo(touched) if not v: continue name, tx_num, position = v.name, v.tx_num, v.position - amt = self.db.get_url_effective_amount(name, tx_num, position, touched) - if amt and amt > 0: - self.claimtrie_stash.extend(get_remove_effective_amount_ops( - name, amt, tx_num, position, touched + amt = self.db.get_url_effective_amount(name, touched) + if amt: + self.db_op_stack.extend(get_remove_effective_amount_ops( + name, amt.effective_amount, amt.tx_num, amt.position, touched )) - self.claimtrie_stash.extend( + self.db_op_stack.extend( get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), tx_num, position, touched) ) @@ -1184,7 +1183,7 @@ def advance_block(self, block): # Use local vars for speed in the loops put_utxo = self.utxo_cache.__setitem__ - claimtrie_stash_extend = self.claimtrie_stash.extend + claimtrie_stash_extend = self.db_op_stack.extend spend_utxo = self.spend_utxo undo_info_append = undo_info.append update_touched = self.touched.update @@ -1261,7 +1260,7 @@ def advance_block(self, block): self.tx_count = tx_count self.db.tx_counts.append(self.tx_count) - undo_claims = b''.join(op.invert().pack() for op in self.claimtrie_stash) + undo_claims = b''.join(op.invert().pack() for op in self.db_op_stack) # print("%i undo bytes for %i (%i claimtrie stash ops)" % (len(undo_claims), height, len(claimtrie_stash))) if height >= self.daemon.cached_height() - self.env.reorg_limit: @@ -1275,20 +1274,20 @@ def advance_block(self, block): self.db.flush_dbs(self.flush_data()) - self.claimtrie_stash.clear() - self.pending_claims.clear() - self.pending_claim_txos.clear() - self.pending_supports.clear() - self.pending_support_txos.clear() - self.pending_removed_support.clear() - self.staged_pending_abandoned.clear() - self.removed_active_support.clear() - self.staged_activated_support.clear() - self.staged_activated_claim.clear() - self.pending_activated.clear() - self.possible_future_activated_claim.clear() - self.possible_future_activated_support.clear() - self.possible_future_support_txos.clear() + self.db_op_stack.clear() + self.txo_to_claim.clear() + self.claim_hash_to_txo.clear() + self.support_txos_by_claim.clear() + self.support_txo_to_claim.clear() + self.removed_support_txos_by_name_by_claim.clear() + self.abandoned_claims.clear() + self.removed_active_support_amount_by_claim.clear() + self.activated_support_amount_by_claim.clear() + self.activated_claim_amount_by_name_and_hash.clear() + self.activation_by_claim_by_name.clear() + self.possible_future_claim_amount_by_name_and_hash.clear() + self.possible_future_support_amounts_by_claim_hash.clear() + self.possible_future_support_txos_by_claim_hash.clear() self.pending_channels.clear() self.amount_cache.clear() self.signatures_changed.clear() @@ -1523,7 +1522,7 @@ async def fetch_and_process_blocks(self, caught_up_event): self._caught_up_event = caught_up_event try: await self.db.open_dbs() - self.claimtrie_stash = RevertableOpStack(self.db.db.get) + self.db_op_stack = RevertableOpStack(self.db.db.get) self.height = self.db.db_height self.tip = self.db.db_tip self.tx_count = self.db.db_tx_count diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 532e78ecd9..4fed8238fd 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -18,6 +18,10 @@ def __init__(self, key: bytes, value: bytes): self.key = key self.value = value + @property + def is_delete(self) -> bool: + return not self.is_put + def invert(self) -> 'RevertableOp': raise NotImplementedError() @@ -26,7 +30,7 @@ def pack(self) -> bytes: Serialize to bytes """ return struct.pack( - f'>BHH{len(self.key)}s{len(self.value)}s', self.is_put, len(self.key), len(self.value), self.key, + f'>BHH{len(self.key)}s{len(self.value)}s', int(self.is_put), len(self.key), len(self.value), self.key, self.value ) @@ -76,12 +80,16 @@ def invert(self): class RevertablePut(RevertableOp): - is_put = 1 + is_put = True def invert(self): return RevertableDelete(self.key, self.value) +class OpStackIntegrity(Exception): + pass + + class RevertableOpStack: def __init__(self, get_fn: Callable[[bytes], Optional[bytes]]): self._get = get_fn @@ -90,24 +98,27 @@ def __init__(self, get_fn: Callable[[bytes], Optional[bytes]]): def append(self, op: RevertableOp): inverted = op.invert() if self._items[op.key] and inverted == self._items[op.key][-1]: - self._items[op.key].pop() + self._items[op.key].pop() # if the new op is the inverse of the last op, we can safely null both + return elif self._items[op.key] and self._items[op.key][-1] == op: # duplicate of last op - pass # raise an error? - else: - if op.is_put: - stored = self._get(op.key) - if stored is not None: - assert RevertableDelete(op.key, stored) in self._items[op.key], \ - f"db op tries to add on top of existing key: {op}" - self._items[op.key].append(op) - else: - stored = self._get(op.key) - if stored is not None and stored != op.value: - assert RevertableDelete(op.key, stored) in self._items[op.key], f"delete {op}" - else: - assert stored is not None, f"db op tries to delete nonexistent key: {op}" - assert stored == op.value, f"db op tries to delete with incorrect value: {op}" - self._items[op.key].append(op) + return # raise an error? + stored_val = self._get(op.key) + has_stored_val = stored_val is not None + delete_stored_op = None if not has_stored_val else RevertableDelete(op.key, stored_val) + will_delete_existing_stored = False if delete_stored_op is None else (delete_stored_op in self._items[op.key]) + if op.is_put and has_stored_val and not will_delete_existing_stored: + raise OpStackIntegrity( + f"db op tries to add on top of existing key without deleting first: {op}" + ) + elif op.is_delete and has_stored_val and stored_val != op.value and not will_delete_existing_stored: + # there is a value and we're not deleting it in this op + # check that a delete for the stored value is in the stack + raise OpStackIntegrity(f"delete {op}") + elif op.is_delete and not has_stored_val: + raise OpStackIntegrity("db op tries to delete nonexistent key: {op}") + elif op.is_delete and stored_val != op.value: + raise OpStackIntegrity(f"db op tries to delete with incorrect value: {op}") + self._items[op.key].append(op) def extend(self, ops: Iterable[RevertableOp]): for op in ops: diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index aba71a8fc2..4b583c163d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -394,14 +394,11 @@ def get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: return support_only return support_amount + self._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db_height + 1) - def get_url_effective_amount(self, name: str, tx_num: int, position: int, claim_hash: bytes): + def get_url_effective_amount(self, name: str, claim_hash: bytes): for _k, _v in self.db.iterator(prefix=Prefixes.effective_amount.pack_partial_key(name)): v = Prefixes.effective_amount.unpack_value(_v) if v.claim_hash == claim_hash: - k = Prefixes.effective_amount.unpack_key(_k) - if k.tx_num == tx_num and k.position == position: - return k.effective_amount - return + return Prefixes.effective_amount.unpack_key(_k) def get_claims_for_name(self, name): claims = [] @@ -654,7 +651,6 @@ def get_future_activated(self, height: int) -> DefaultDict[PendingActivationValu k = Prefixes.pending_activation.unpack_key(_k) v = Prefixes.pending_activation.unpack_value(_v) activated[v].append(k) - return activated async def _read_tx_counts(self): @@ -992,7 +988,7 @@ def flush_backup(self, flush_data, touched): batch_delete(op.key) flush_data.undo.clear() - flush_data.claimtrie_stash.clear() + flush_data.db_op_stack.clear() while self.fs_height > flush_data.height: self.fs_height -= 1 From 0c30838b25752ff0000ba3392e3ea7897538b0f1 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 2 Jul 2021 17:03:51 -0400 Subject: [PATCH 078/206] fix mismatch in claim_to_txo<->txo_to_claim --- lbry/wallet/server/block_processor.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 155322a928..c092fc3204 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -258,6 +258,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.pending_channels = {} self.amount_cache = {} + self.expired_claim_hashes: Set[bytes] = set() def claim_producer(self): if self.db.db_height <= 1: @@ -669,7 +670,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] if staged.name.startswith('@'): # abandon a channel, invalidate signatures for k, claim_hash in self.db.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): - if claim_hash in self.abandoned_claims: + if claim_hash in self.abandoned_claims or claim_hash in self.expired_claim_hashes: continue self.signatures_changed.add(claim_hash) if claim_hash in self.claim_hash_to_txo: @@ -702,6 +703,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] def _expire_claims(self, height: int): expired = self.db.get_expired_by_height(height) + self.expired_claim_hashes.update(set(expired.keys())) spent_claims = {} ops = [] for expired_claim_hash, (tx_num, position, name, txi) in expired.items(): @@ -1291,6 +1293,7 @@ def advance_block(self, block): self.pending_channels.clear() self.amount_cache.clear() self.signatures_changed.clear() + self.expired_claim_hashes.clear() # for cache in self.search_cache.values(): # cache.clear() From 814699ef11ed1293f15317cf3b31449cefd3b244 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 2 Jul 2021 17:04:29 -0400 Subject: [PATCH 079/206] cleanup --- lbry/wallet/server/block_processor.py | 26 +++++++------------------- 1 file changed, 7 insertions(+), 19 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index c092fc3204..74d0a054ef 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -634,7 +634,7 @@ def _spend_claim_or_support_txo(self, txin, spent_claims): return spend_claim_ops return self._spend_support_txo(txin) - def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp']: + def _abandon_claim(self, claim_hash, tx_num, nout, name): claim_from_db = False if (tx_num, nout) in self.txo_to_claim: pending = self.txo_to_claim.pop((tx_num, nout)) @@ -666,8 +666,6 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] self.support_txos_by_claim[claim_hash].clear() self.support_txos_by_claim.pop(claim_hash) - ops = [] - if staged.name.startswith('@'): # abandon a channel, invalidate signatures for k, claim_hash in self.db.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): if claim_hash in self.abandoned_claims or claim_hash in self.expired_claim_hashes: @@ -678,7 +676,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] else: claim = self.db.get_claim_txo(claim_hash) assert claim is not None - ops.extend([ + self.db_op_stack.extend([ RevertableDelete(k, claim_hash), RevertableDelete( *Prefixes.claim_to_txo.pack_item( @@ -694,29 +692,24 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name) -> List['RevertableOp'] ) ]) if staged.signing_hash and claim_from_db: - ops.append(RevertableDelete( + self.db_op_stack.append(RevertableDelete( *Prefixes.claim_to_channel.pack_item( staged.claim_hash, staged.tx_num, staged.position, staged.signing_hash ) )) - return ops def _expire_claims(self, height: int): expired = self.db.get_expired_by_height(height) self.expired_claim_hashes.update(set(expired.keys())) spent_claims = {} - ops = [] for expired_claim_hash, (tx_num, position, name, txi) in expired.items(): if (tx_num, position) not in self.txo_to_claim: - ops.extend(self._spend_claim_txo(txi, spent_claims)) + self.db_op_stack.extend(self._spend_claim_txo(txi, spent_claims)) if expired: # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): # print(f"\texpire {abandoned_claim_hash.hex()} {tx_num} {nout}") - abandon_ops = self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) - if abandon_ops: - ops.extend(abandon_ops) - return ops + self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: if (claim_hash, txo_type, height) in self.amount_cache: @@ -1232,9 +1225,7 @@ def advance_block(self, block): # Handle abandoned claims for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): # print(f"\tabandon {abandoned_claim_hash.hex()} {tx_num} {nout}") - abandon_ops = self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) - if abandon_ops: - claimtrie_stash_extend(abandon_ops) + self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) append_hashX_by_tx(hashXs) update_touched(hashXs) @@ -1243,10 +1234,7 @@ def advance_block(self, block): tx_count += 1 # handle expired claims - expired_ops = self._expire_claims(height) - if expired_ops: - # print(f"************\nexpire claims at block {height}\n************") - claimtrie_stash_extend(expired_ops) + self._expire_claims(height) # activate claims and process takeovers self._get_takeover_ops(height) From 52ff1a12ffd979d3b00d7136a1cdba1f9e1fa2aa Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 3 Jul 2021 11:48:04 -0400 Subject: [PATCH 080/206] fix undeleted claim_to_channel record --- lbry/wallet/server/block_processor.py | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 74d0a054ef..91d0cb529c 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -676,8 +676,12 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): else: claim = self.db.get_claim_txo(claim_hash) assert claim is not None + signing_hash = Prefixes.channel_to_claim.unpack_key(k).signing_hash self.db_op_stack.extend([ RevertableDelete(k, claim_hash), + RevertableDelete( + *Prefixes.claim_to_channel.pack_item(claim_hash, claim.tx_num, claim.position, signing_hash) + ), RevertableDelete( *Prefixes.claim_to_txo.pack_item( claim_hash, claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, From 821be29f41a436e3b2335ced9bf1c4a96db2615e Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 3 Jul 2021 11:48:22 -0400 Subject: [PATCH 081/206] rename effective_amount prefix --- lbry/wallet/server/db/__init__.py | 2 +- lbry/wallet/server/db/prefixes.py | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index 5384043d29..a56958c29d 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -13,7 +13,7 @@ class DB_PREFIXES(enum.Enum): channel_to_claim = b'J' claim_short_id_prefix = b'F' - claim_effective_amount_prefix = b'D' + effective_amount = b'D' claim_expiration = b'O' claim_takeover = b'P' diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 4d0cef8581..7115b9bd34 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -732,7 +732,7 @@ def wrapper(name, *args): class EffectiveAmountPrefixRow(PrefixRow): - prefix = DB_PREFIXES.claim_effective_amount_prefix.value + prefix = DB_PREFIXES.effective_amount.value key_struct = struct.Struct(b'>QLH') value_struct = struct.Struct(b'>20s') key_part_lambdas = [ From dc2f22f5fa0b2c5b70e38b436969870dac6a88b0 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 3 Jul 2021 13:56:03 -0400 Subject: [PATCH 082/206] cleanup --- lbry/wallet/server/block_processor.py | 58 +++++++++++---------------- 1 file changed, 24 insertions(+), 34 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 91d0cb529c..bfcc29e4e9 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -457,7 +457,7 @@ async def _maybe_flush(self): self.next_cache_check = time.perf_counter() + 30 def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_num: int, nout: int, - spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]) -> List['RevertableOp']: + spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]): try: claim_name = txo.normalized_name except UnicodeDecodeError: @@ -482,7 +482,6 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu is_repost = False is_channel = False - ops = [] reposted_claim_hash = None if is_repost: @@ -526,7 +525,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu else: # it's a claim update if claim_hash not in spent_claims: # print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") - return [] + return (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) # print(f"\tupdate {claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") if (prev_tx_num, prev_idx) in self.txo_to_claim: @@ -538,7 +537,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ) root_tx_num, root_idx = v.root_tx_num, v.root_position activation = self.db.get_activation(prev_tx_num, prev_idx) - ops.extend( + self.db_op_stack.extend( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, claim_name, v.amount ).get_remove_activate_ops() @@ -549,25 +548,23 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ) self.txo_to_claim[(tx_num, nout)] = pending self.claim_hash_to_txo[claim_hash] = (tx_num, nout) - ops.extend(pending.get_add_claim_utxo_ops()) - return ops + self.db_op_stack.extend(pending.get_add_claim_utxo_ops()) def _add_support(self, txo: 'Output', tx_num: int, nout: int) -> List['RevertableOp']: supported_claim_hash = txo.claim_hash[::-1] self.support_txos_by_claim[supported_claim_hash].append((tx_num, nout)) self.support_txo_to_claim[(tx_num, nout)] = supported_claim_hash, txo.amount # print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") - return StagedClaimtrieSupport( + self.db_op_stack.extend(StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount - ).get_add_support_utxo_ops() + ).get_add_support_utxo_ops()) def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: int, txo: 'Output', - spent_claims: typing.Dict[bytes, Tuple[int, int, str]]) -> List['RevertableOp']: + spent_claims: typing.Dict[bytes, Tuple[int, int, str]]): if txo.script.is_claim_name or txo.script.is_update_claim: - return self._add_claim_or_update(height, txo, tx_hash, tx_num, nout, spent_claims) + self._add_claim_or_update(height, txo, tx_hash, tx_num, nout, spent_claims) elif txo.script.is_support_claim or txo.script.is_support_claim_data: - return self._add_support(txo, tx_num, nout) - return [] + self._add_support(txo, tx_num, nout) def _spend_support_txo(self, txin): txin_num = self.db.transaction_num_mapping[txin.prev_hash] @@ -577,9 +574,9 @@ def _spend_support_txo(self, txin): supported_name = self._get_pending_claim_name(spent_support) # print(f"\tspent support for {spent_support.hex()}") self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append((txin_num, txin.prev_idx)) - return StagedClaimtrieSupport( + self.db_op_stack.extend(StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount - ).get_spend_support_txo_ops() + ).get_spend_support_txo_ops()) spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) if spent_support: supported_name = self._get_pending_claim_name(spent_support) @@ -589,18 +586,16 @@ def _spend_support_txo(self, txin): if 0 < activation < self.height + 1: self.removed_active_support_amount_by_claim[spent_support].append(support_amount) # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") - ops = StagedClaimtrieSupport( + self.db_op_stack.extend(StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount - ).get_spend_support_txo_ops() + ).get_spend_support_txo_ops()) if supported_name is not None and activation > 0: - ops.extend(StagedActivation( + self.db_op_stack.extend(StagedActivation( ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, support_amount ).get_remove_activate_ops()) - return ops - return [] - def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]): + def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]) -> bool: txin_num = self.db.transaction_num_mapping[txin.prev_hash] if (txin_num, txin.prev_idx) in self.txo_to_claim: spent = self.txo_to_claim[(txin_num, txin.prev_idx)] @@ -609,7 +604,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i txin_num, txin.prev_idx ) if not spent_claim_hash_and_name: # txo is not a claim - return [] + return False claim_hash = spent_claim_hash_and_name.claim_hash signing_hash = self.db.get_channel_for_claim(claim_hash, txin_num, txin.prev_idx) v = self.db.get_claim_txo(claim_hash) @@ -626,13 +621,12 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i self.pending_channel_counts[spent.signing_hash] -= 1 spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.name) # print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") - return spent.get_spend_claim_txo_ops() + self.db_op_stack.extend(spent.get_spend_claim_txo_ops()) + return True def _spend_claim_or_support_txo(self, txin, spent_claims): - spend_claim_ops = self._spend_claim_txo(txin, spent_claims) - if spend_claim_ops: - return spend_claim_ops - return self._spend_support_txo(txin) + if not self._spend_claim_txo(txin, spent_claims): + self._spend_support_txo(txin) def _abandon_claim(self, claim_hash, tx_num, nout, name): claim_from_db = False @@ -667,7 +661,8 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): self.support_txos_by_claim.pop(claim_hash) if staged.name.startswith('@'): # abandon a channel, invalidate signatures - for k, claim_hash in self.db.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): + for k, claim_hash in self.db.db.iterator( + prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): if claim_hash in self.abandoned_claims or claim_hash in self.expired_claim_hashes: continue self.signatures_changed.add(claim_hash) @@ -1206,10 +1201,7 @@ def advance_block(self, block): cache_value = spend_utxo(txin.prev_hash, txin.prev_idx) undo_info_append(cache_value) append_hashX(cache_value[:-12]) - - spend_claim_or_support_ops = self._spend_claim_or_support_txo(txin, spent_claims) - if spend_claim_or_support_ops: - claimtrie_stash_extend(spend_claim_or_support_ops) + self._spend_claim_or_support_txo(txin, spent_claims) # Add the new UTXOs for nout, txout in enumerate(tx.outputs): @@ -1220,11 +1212,9 @@ def advance_block(self, block): put_utxo(tx_hash + pack(' Date: Mon, 5 Jul 2021 09:52:12 -0400 Subject: [PATCH 083/206] fix --- lbry/wallet/server/block_processor.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index bfcc29e4e9..cc95023027 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -703,7 +703,7 @@ def _expire_claims(self, height: int): spent_claims = {} for expired_claim_hash, (tx_num, position, name, txi) in expired.items(): if (tx_num, position) not in self.txo_to_claim: - self.db_op_stack.extend(self._spend_claim_txo(txi, spent_claims)) + self._spend_claim_txo(txi, spent_claims) if expired: # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): From 290be69d991be0cdb6c3ca4655b7bb9ee272b806 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 5 Jul 2021 09:52:23 -0400 Subject: [PATCH 084/206] typing --- lbry/wallet/server/block_processor.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index cc95023027..b542fa6596 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -207,7 +207,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.db_deletes = [] # Claimtrie cache - self.db_op_stack = None + self.db_op_stack: Optional[RevertableOpStack] = None self.undo_claims = [] # If the lock is successfully acquired, in-memory chain state From a8f20361aacc36010a7f3e73df48b0c120f464df Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 5 Jul 2021 10:02:52 -0400 Subject: [PATCH 085/206] fix RepostKey --- lbry/wallet/server/db/prefixes.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 7115b9bd34..e0371377f6 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -779,9 +779,9 @@ def pack_key(cls, claim_hash: bytes): @classmethod def unpack_key(cls, key: bytes) -> RepostKey: - assert key[0] == cls.prefix + assert key[:1] == cls.prefix assert len(key) == 21 - return RepostKey[1:] + return RepostKey(key[1:]) @classmethod def pack_value(cls, reposted_claim_hash: bytes) -> bytes: From 310c483bfaa9e1f2ff8c4d420c0656dda0c23096 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 5 Jul 2021 11:37:45 -0400 Subject: [PATCH 086/206] missing channel_to_claim delete --- lbry/wallet/server/block_processor.py | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index b542fa6596..60725489d4 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -691,11 +691,18 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): ) ]) if staged.signing_hash and claim_from_db: - self.db_op_stack.append(RevertableDelete( - *Prefixes.claim_to_channel.pack_item( - staged.claim_hash, staged.tx_num, staged.position, staged.signing_hash + self.db_op_stack.extend([ + RevertableDelete( + *Prefixes.channel_to_claim.pack_item( + staged.signing_hash, staged.name, staged.tx_num, staged.position, staged.claim_hash + ) + ), + RevertableDelete( + *Prefixes.claim_to_channel.pack_item( + staged.claim_hash, staged.tx_num, staged.position, staged.signing_hash + ) ) - )) + ]) def _expire_claims(self, height: int): expired = self.db.get_expired_by_height(height) From f8eceb48e6caded6d33d09ee48971cbfa499e780 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 5 Jul 2021 11:39:10 -0400 Subject: [PATCH 087/206] update staged txo_to_claim after invalidating channel sig -fixes abandon of claim with invalidated signature and an update in same block --- lbry/wallet/server/block_processor.py | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 60725489d4..d22b09e48e 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -668,6 +668,11 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): self.signatures_changed.add(claim_hash) if claim_hash in self.claim_hash_to_txo: claim = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] + self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] = StagedClaimtrieItem( + claim.name, claim.claim_hash, claim.amount, claim.expiration_height, claim.tx_num, + claim.position, claim.root_tx_num, claim.root_position, False, + claim.signing_hash, claim.reposted_claim_hash + ) else: claim = self.db.get_claim_txo(claim_hash) assert claim is not None @@ -690,6 +695,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): ) ) ]) + if staged.signing_hash and claim_from_db: self.db_op_stack.extend([ RevertableDelete( From 6416ee81516fd68bc325d9130d4701568c519784 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 5 Jul 2021 13:05:02 -0400 Subject: [PATCH 088/206] typing and fix error string --- lbry/wallet/server/block_processor.py | 9 ++++++--- lbry/wallet/server/db/revertable.py | 2 +- 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index d22b09e48e..c6b955f910 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -550,7 +550,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu self.claim_hash_to_txo[claim_hash] = (tx_num, nout) self.db_op_stack.extend(pending.get_add_claim_utxo_ops()) - def _add_support(self, txo: 'Output', tx_num: int, nout: int) -> List['RevertableOp']: + def _add_support(self, txo: 'Output', tx_num: int, nout: int): supported_claim_hash = txo.claim_hash[::-1] self.support_txos_by_claim[supported_claim_hash].append((tx_num, nout)) self.support_txo_to_claim[(tx_num, nout)] = supported_claim_hash, txo.amount @@ -663,6 +663,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): if staged.name.startswith('@'): # abandon a channel, invalidate signatures for k, claim_hash in self.db.db.iterator( prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): + if claim_hash in self.abandoned_claims or claim_hash in self.expired_claim_hashes: continue self.signatures_changed.add(claim_hash) @@ -670,18 +671,20 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): claim = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] = StagedClaimtrieItem( claim.name, claim.claim_hash, claim.amount, claim.expiration_height, claim.tx_num, - claim.position, claim.root_tx_num, claim.root_position, False, - claim.signing_hash, claim.reposted_claim_hash + claim.position, claim.root_tx_num, claim.root_position, channel_signature_is_valid=False, + signing_hash=claim.signing_hash, reposted_claim_hash=claim.reposted_claim_hash ) else: claim = self.db.get_claim_txo(claim_hash) assert claim is not None signing_hash = Prefixes.channel_to_claim.unpack_key(k).signing_hash self.db_op_stack.extend([ + # delete channel_to_claim/claim_to_channel RevertableDelete(k, claim_hash), RevertableDelete( *Prefixes.claim_to_channel.pack_item(claim_hash, claim.tx_num, claim.position, signing_hash) ), + # update claim_to_txo with channel_signature_is_valid=False RevertableDelete( *Prefixes.claim_to_txo.pack_item( claim_hash, claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 4fed8238fd..d6e957a7bd 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -115,7 +115,7 @@ def append(self, op: RevertableOp): # check that a delete for the stored value is in the stack raise OpStackIntegrity(f"delete {op}") elif op.is_delete and not has_stored_val: - raise OpStackIntegrity("db op tries to delete nonexistent key: {op}") + raise OpStackIntegrity(f"db op tries to delete nonexistent key: {op}") elif op.is_delete and stored_val != op.value: raise OpStackIntegrity(f"db op tries to delete with incorrect value: {op}") self._items[op.key].append(op) From 8bcfff05d73f53f554e2a8fd769bd4f76ad71354 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 5 Jul 2021 13:07:54 -0400 Subject: [PATCH 089/206] update channel_to_claim and claim_to_channel at the same time --- lbry/wallet/server/db/claimtrie.py | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 23b2cfb8d0..6619bfb074 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -179,24 +179,21 @@ def _get_add_remove_claim_utxo_ops(self, add=True): ) ] - if self.signing_hash: - ops.append( + if self.signing_hash and self.channel_signature_is_valid: + ops.extend([ # channel by stream op( *Prefixes.claim_to_channel.pack_item( self.claim_hash, self.tx_num, self.position, self.signing_hash ) - ) - ) - if self.channel_signature_is_valid: - ops.append( - # stream by channel - op( - *Prefixes.channel_to_claim.pack_item( - self.signing_hash, self.name, self.tx_num, self.position, self.claim_hash - ) + ), + # stream by channel + op( + *Prefixes.channel_to_claim.pack_item( + self.signing_hash, self.name, self.tx_num, self.position, self.claim_hash ) ) + ]) if self.reposted_claim_hash: ops.extend([ op( From e5c22fa6654e18ac79c424b4f7698e43a8ce179f Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 5 Jul 2021 13:23:59 -0400 Subject: [PATCH 090/206] fix has_no_source for reposts --- lbry/wallet/server/leveldb.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 4b583c163d..0442a3cfd1 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -566,7 +566,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'author': None if not metadata.is_stream else metadata.stream.author, 'description': None if not metadata.is_stream else metadata.stream.description, 'claim_type': CLAIM_TYPES[metadata.claim_type], - 'has_source': None if not metadata.is_stream else metadata.stream.has_source, + 'has_source': reposted_has_source if reposted_has_source is not None else ( + False if not metadata.is_stream else metadata.stream.has_source), 'stream_type': None if not metadata.is_stream else STREAM_TYPES[ guess_stream_type(metadata.stream.source.media_type)], 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, From 229cb85a6ae0854d7f6ecb6acf03914353583c2f Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 6 Jul 2021 12:10:41 -0400 Subject: [PATCH 091/206] extra deletes -the channel_to_claim/claim_to_channel entries already get deleted when the claim txo is spent --- lbry/wallet/server/block_processor.py | 18 +----------------- 1 file changed, 1 insertion(+), 17 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index c6b955f910..868dac482e 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -629,7 +629,6 @@ def _spend_claim_or_support_txo(self, txin, spent_claims): self._spend_support_txo(txin) def _abandon_claim(self, claim_hash, tx_num, nout, name): - claim_from_db = False if (tx_num, nout) in self.txo_to_claim: pending = self.txo_to_claim.pop((tx_num, nout)) self.abandoned_claims[pending.claim_hash] = pending @@ -642,7 +641,6 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): v = self.db.get_claim_txo( claim_hash ) - claim_from_db = True claim_root_tx_num, claim_root_idx, prev_amount = v.root_tx_num, v.root_position, v.amount signature_is_valid = v.channel_signature_is_valid prev_signing_hash = self.db.get_channel_for_claim(claim_hash, tx_num, nout) @@ -672,7 +670,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] = StagedClaimtrieItem( claim.name, claim.claim_hash, claim.amount, claim.expiration_height, claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, channel_signature_is_valid=False, - signing_hash=claim.signing_hash, reposted_claim_hash=claim.reposted_claim_hash + signing_hash=None, reposted_claim_hash=claim.reposted_claim_hash ) else: claim = self.db.get_claim_txo(claim_hash) @@ -699,20 +697,6 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): ) ]) - if staged.signing_hash and claim_from_db: - self.db_op_stack.extend([ - RevertableDelete( - *Prefixes.channel_to_claim.pack_item( - staged.signing_hash, staged.name, staged.tx_num, staged.position, staged.claim_hash - ) - ), - RevertableDelete( - *Prefixes.claim_to_channel.pack_item( - staged.claim_hash, staged.tx_num, staged.position, staged.signing_hash - ) - ) - ]) - def _expire_claims(self, height: int): expired = self.db.get_expired_by_height(height) self.expired_claim_hashes.update(set(expired.keys())) From c68f9f6f1669ab1b4c2181989950a578bf25ce01 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 6 Jul 2021 17:56:18 -0400 Subject: [PATCH 092/206] fix signed claim invalidation corner cases --- lbry/wallet/server/block_processor.py | 116 ++++++++++-------- lbry/wallet/server/db/claimtrie.py | 45 ++++++- .../blockchain/test_resolve_command.py | 50 ++++++++ 3 files changed, 156 insertions(+), 55 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 868dac482e..bdc301be59 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -260,6 +260,9 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications): self.amount_cache = {} self.expired_claim_hashes: Set[bytes] = set() + self.doesnt_have_valid_signature: Set[bytes] = set() + self.claim_channels: Dict[bytes, bytes] = {} + def claim_producer(self): if self.db.db_height <= 1: return @@ -491,9 +494,11 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu if is_channel: self.pending_channels[claim_hash] = txo.claim.channel.public_key_bytes + self.doesnt_have_valid_signature.add(claim_hash) raw_channel_tx = None if signable and signable.signing_channel_hash: signing_channel = self.db.get_claim_txo(signing_channel_hash) + if signing_channel: raw_channel_tx = self.db.db.get( DB_PREFIXES.TX_PREFIX.value + self.db.total_transactions[signing_channel.tx_num] @@ -502,10 +507,9 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu try: if not signing_channel: if txo.signable.signing_channel_hash[::-1] in self.pending_channels: - channel_pub_key_bytes = self.pending_channels[txo.signable.signing_channel_hash[::-1]] + channel_pub_key_bytes = self.pending_channels[signing_channel_hash] elif raw_channel_tx: chan_output = self.coin.transaction(raw_channel_tx).outputs[signing_channel.position] - chan_script = OutputScript(chan_output.pk_script) chan_script.parse() channel_meta = Claim.from_bytes(chan_script.values['claim']) @@ -517,6 +521,8 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ) if channel_signature_is_valid: self.pending_channel_counts[signing_channel_hash] += 1 + self.doesnt_have_valid_signature.remove(claim_hash) + self.claim_channels[claim_hash] = signing_channel_hash except: self.logger.exception(f"error validating channel signature for %s:%i", tx_hash[::-1].hex(), nout) @@ -532,16 +538,16 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu previous_claim = self.txo_to_claim.pop((prev_tx_num, prev_idx)) root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position else: - v = self.db.get_claim_txo( - claim_hash - ) - root_tx_num, root_idx = v.root_tx_num, v.root_position + previous_claim = self._make_pending_claim_txo(claim_hash) + root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position activation = self.db.get_activation(prev_tx_num, prev_idx) self.db_op_stack.extend( StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, claim_name, v.amount + ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, claim_name, + previous_claim.amount ).get_remove_activate_ops() ) + pending = StagedClaimtrieItem( claim_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, root_tx_num, root_idx, channel_signature_is_valid, signing_channel_hash, reposted_claim_hash @@ -605,16 +611,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i ) if not spent_claim_hash_and_name: # txo is not a claim return False - claim_hash = spent_claim_hash_and_name.claim_hash - signing_hash = self.db.get_channel_for_claim(claim_hash, txin_num, txin.prev_idx) - v = self.db.get_claim_txo(claim_hash) - reposted_claim_hash = self.db.get_repost(claim_hash) - spent = StagedClaimtrieItem( - v.name, claim_hash, v.amount, - self.coin.get_expiration_height(bisect_right(self.db.tx_counts, txin_num)), - txin_num, txin.prev_idx, v.root_tx_num, v.root_position, v.channel_signature_is_valid, signing_hash, - reposted_claim_hash - ) + spent = self._make_pending_claim_txo(spent_claim_hash_and_name.claim_hash) if spent.reposted_claim_hash: self.pending_reposted.add(spent.reposted_claim_hash) if spent.signing_hash and spent.channel_signature_is_valid: @@ -658,44 +655,55 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): self.support_txos_by_claim[claim_hash].clear() self.support_txos_by_claim.pop(claim_hash) - if staged.name.startswith('@'): # abandon a channel, invalidate signatures - for k, claim_hash in self.db.db.iterator( - prefix=Prefixes.channel_to_claim.pack_partial_key(staged.claim_hash)): + if name.startswith('@'): # abandon a channel, invalidate signatures + self._invalidate_channel_signatures(claim_hash) + + def _invalidate_channel_signatures(self, claim_hash: bytes): + for k, signed_claim_hash in self.db.db.iterator( + prefix=Prefixes.channel_to_claim.pack_partial_key(claim_hash)): + if signed_claim_hash in self.abandoned_claims or signed_claim_hash in self.expired_claim_hashes: + continue + # there is no longer a signing channel for this claim as of this block + if signed_claim_hash in self.doesnt_have_valid_signature: + continue + # the signing channel changed in this block + if signed_claim_hash in self.claim_channels and signed_claim_hash != self.claim_channels[signed_claim_hash]: + continue - if claim_hash in self.abandoned_claims or claim_hash in self.expired_claim_hashes: + # if the claim with an invalidated signature is in this block, update the StagedClaimtrieItem + # so that if we later try to spend it in this block we won't try to delete the channel info twice + if signed_claim_hash in self.claim_hash_to_txo: + signed_claim_txo = self.claim_hash_to_txo[signed_claim_hash] + claim = self.txo_to_claim[signed_claim_txo] + if claim.signing_hash != claim_hash: # claim was already invalidated this block continue - self.signatures_changed.add(claim_hash) - if claim_hash in self.claim_hash_to_txo: - claim = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] - self.txo_to_claim[self.claim_hash_to_txo[claim_hash]] = StagedClaimtrieItem( - claim.name, claim.claim_hash, claim.amount, claim.expiration_height, claim.tx_num, - claim.position, claim.root_tx_num, claim.root_position, channel_signature_is_valid=False, - signing_hash=None, reposted_claim_hash=claim.reposted_claim_hash - ) - else: - claim = self.db.get_claim_txo(claim_hash) - assert claim is not None - signing_hash = Prefixes.channel_to_claim.unpack_key(k).signing_hash - self.db_op_stack.extend([ - # delete channel_to_claim/claim_to_channel - RevertableDelete(k, claim_hash), - RevertableDelete( - *Prefixes.claim_to_channel.pack_item(claim_hash, claim.tx_num, claim.position, signing_hash) - ), - # update claim_to_txo with channel_signature_is_valid=False - RevertableDelete( - *Prefixes.claim_to_txo.pack_item( - claim_hash, claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, - claim.amount, claim.channel_signature_is_valid, claim.name - ) - ), - RevertablePut( - *Prefixes.claim_to_txo.pack_item( - claim_hash, claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, - claim.amount, False, claim.name - ) - ) - ]) + self.txo_to_claim[signed_claim_txo] = claim.invalidate_signature() + else: + claim = self._make_pending_claim_txo(signed_claim_hash) + self.signatures_changed.add(signed_claim_hash) + self.pending_channel_counts[claim_hash] -= 1 + self.db_op_stack.extend(claim.get_invalidate_signature_ops()) + + for staged in list(self.txo_to_claim.values()): + if staged.signing_hash == claim_hash and staged.claim_hash not in self.doesnt_have_valid_signature: + self.db_op_stack.extend(staged.get_invalidate_signature_ops()) + self.txo_to_claim[self.claim_hash_to_txo[staged.claim_hash]] = staged.invalidate_signature() + self.signatures_changed.add(staged.claim_hash) + self.pending_channel_counts[claim_hash] -= 1 + + def _make_pending_claim_txo(self, claim_hash: bytes): + claim = self.db.get_claim_txo(claim_hash) + if claim_hash in self.doesnt_have_valid_signature: + signing_hash = None + else: + signing_hash = self.db.get_channel_for_claim(claim_hash, claim.tx_num, claim.position) + reposted_claim_hash = self.db.get_repost(claim_hash) + return StagedClaimtrieItem( + claim.name, claim_hash, claim.amount, + self.coin.get_expiration_height(bisect_right(self.db.tx_counts, claim.tx_num)), + claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, + claim.channel_signature_is_valid, signing_hash, reposted_claim_hash + ) def _expire_claims(self, height: int): expired = self.db.get_expired_by_height(height) @@ -1276,6 +1284,8 @@ def advance_block(self, block): self.amount_cache.clear() self.signatures_changed.clear() self.expired_claim_hashes.clear() + self.doesnt_have_valid_signature.clear() + self.claim_channels.clear() # for cache in self.search_cache.values(): # cache.clear() diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 6619bfb074..f18812d88f 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -197,10 +197,12 @@ def _get_add_remove_claim_utxo_ops(self, add=True): if self.reposted_claim_hash: ops.extend([ op( - *RepostPrefixRow.pack_item(self.claim_hash, self.reposted_claim_hash) + *Prefixes.repost.pack_item(self.claim_hash, self.reposted_claim_hash) ), op( - *RepostedPrefixRow.pack_item(self.reposted_claim_hash, self.tx_num, self.position, self.claim_hash) + *Prefixes.reposted_claim.pack_item( + self.reposted_claim_hash, self.tx_num, self.position, self.claim_hash + ) ), ]) @@ -212,3 +214,42 @@ def get_add_claim_utxo_ops(self) -> typing.List[RevertableOp]: def get_spend_claim_txo_ops(self) -> typing.List[RevertableOp]: return self._get_add_remove_claim_utxo_ops(add=False) + def get_invalidate_signature_ops(self): + if not self.signing_hash: + return [] + ops = [ + RevertableDelete( + *Prefixes.claim_to_channel.pack_item( + self.claim_hash, self.tx_num, self.position, self.signing_hash + ) + ) + ] + if self.channel_signature_is_valid: + ops.extend([ + # delete channel_to_claim/claim_to_channel + RevertableDelete( + *Prefixes.channel_to_claim.pack_item( + self.signing_hash, self.name, self.tx_num, self.position, self.claim_hash + ) + ), + # update claim_to_txo with channel_signature_is_valid=False + RevertableDelete( + *Prefixes.claim_to_txo.pack_item( + self.claim_hash, self.tx_num, self.position, self.root_tx_num, self.root_position, + self.amount, self.channel_signature_is_valid, self.name + ) + ), + RevertablePut( + *Prefixes.claim_to_txo.pack_item( + self.claim_hash, self.tx_num, self.position, self.root_tx_num, self.root_position, + self.amount, False, self.name + ) + ) + ]) + return ops + + def invalidate_signature(self) -> 'StagedClaimtrieItem': + return StagedClaimtrieItem( + self.name, self.claim_hash, self.amount, self.expiration_height, self.tx_num, self.position, + self.root_tx_num, self.root_position, False, None, self.reposted_claim_hash + ) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 3c3be3e30e..3f969a1fda 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -403,6 +403,56 @@ async def test_resolve_with_includes(self): class ResolveClaimTakeovers(BaseResolveTestCase): + async def test_channel_invalidation(self): + channel_id = (await self.channel_create('@test', '0.1'))['outputs'][0]['claim_id'] + + initially_unsigned1 = ( + await self.stream_create('initially_unsigned1', '0.1') + )['outputs'][0]['claim_id'] + initially_unsigned2 = ( + await self.stream_create('initially_unsigned2', '0.1') + )['outputs'][0]['claim_id'] + initially_signed1 = ( + await self.stream_create('signed1', '0.01', channel_id=channel_id) + )['outputs'][0]['claim_id'] + + await self.generate(1) + self.assertIn("error", await self.resolve('@test/initially_unsigned1')) + await self.assertMatchClaimIsWinning('initially_unsigned1', initially_unsigned1) + self.assertIn("error", await self.resolve('@test/initially_unsigned2')) + await self.assertMatchClaimIsWinning('initially_unsigned2', initially_unsigned2) + self.assertDictEqual(await self.resolve('@test/signed1'), await self.resolve('signed1')) + await self.assertMatchClaimIsWinning('signed1', initially_signed1) + # sign 'initially_unsigned1' and update it + await self.ledger.wait(await self.daemon.jsonrpc_stream_update( + initially_unsigned1, '0.09', channel_id=channel_id)) + await self.ledger.wait(await self.daemon.jsonrpc_stream_update(initially_unsigned2, '0.09')) + + # update the still unsigned 'initially_unsigned2' + await self.ledger.wait(await self.daemon.jsonrpc_stream_update( + initially_unsigned2, '0.09', channel_id=channel_id)) + + await self.ledger.wait(await self.daemon.jsonrpc_stream_update( + initially_signed1, '0.09', clear_channel=True)) + + await self.daemon.jsonrpc_txo_spend(type='channel', claim_id=channel_id) + + signed2 = ( + await self.stream_create('signed2', '0.01', channel_id=channel_id) + )['outputs'][0]['claim_id'] + + await self.generate(1) + self.assertIn("error", await self.resolve('@test')) + self.assertIn("error", await self.resolve('@test/signed1')) + self.assertIn("error", await self.resolve('@test/initially_unsigned2')) + self.assertIn("error", await self.resolve('@test/initially_unsigned1')) + self.assertIn("error", await self.resolve('@test/signed2')) + + await self.assertMatchClaimIsWinning('signed1', initially_signed1) + await self.assertMatchClaimIsWinning('initially_unsigned1', initially_unsigned1) + await self.assertMatchClaimIsWinning('initially_unsigned2', initially_unsigned2) + await self.assertMatchClaimIsWinning('signed2', signed2) + async def _test_activation_delay(self): name = 'derp' # initially claim the name From 615e489d8da2e6049e066444d8eb23554a132e27 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 6 Jul 2021 17:57:01 -0400 Subject: [PATCH 093/206] fix `stream_update` --clear_channel flag --- lbry/extras/daemon/daemon.py | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/lbry/extras/daemon/daemon.py b/lbry/extras/daemon/daemon.py index f2d5e0ef31..d40db5698c 100644 --- a/lbry/extras/daemon/daemon.py +++ b/lbry/extras/daemon/daemon.py @@ -3616,7 +3616,7 @@ async def jsonrpc_stream_update( claim_address = old_txo.get_address(account.ledger) channel = None - if channel_id or channel_name: + if not clear_channel and (channel_id or channel_name): channel = await self.get_channel_or_error( wallet, channel_account_id, channel_id, channel_name, for_signing=True) elif old_txo.claim.is_signed and not clear_channel and not replace: @@ -3646,11 +3646,13 @@ async def jsonrpc_stream_update( else: claim = Claim.from_bytes(old_txo.claim.to_bytes()) claim.stream.update(file_path=file_path, **kwargs) + if clear_channel: + claim.clear_signature() tx = await Transaction.claim_update( - old_txo, claim, amount, claim_address, funding_accounts, funding_accounts[0], channel + old_txo, claim, amount, claim_address, funding_accounts, funding_accounts[0], + channel if not clear_channel else None ) new_txo = tx.outputs[0] - stream_hash = None if not preview: old_stream = self.file_manager.get_filtered(sd_hash=old_txo.claim.stream.source.sd_hash) From c91a47fcaa6faacc7d1c5e57c8bdefdb3f5fbea9 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 7 Jul 2021 12:33:32 -0400 Subject: [PATCH 094/206] improve channel invalidation test --- .../blockchain/test_resolve_command.py | 80 +++++++++++-------- 1 file changed, 47 insertions(+), 33 deletions(-) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 3f969a1fda..a78299efb1 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -405,53 +405,67 @@ async def test_resolve_with_includes(self): class ResolveClaimTakeovers(BaseResolveTestCase): async def test_channel_invalidation(self): channel_id = (await self.channel_create('@test', '0.1'))['outputs'][0]['claim_id'] + channel_id2 = (await self.channel_create('@other', '0.1'))['outputs'][0]['claim_id'] - initially_unsigned1 = ( - await self.stream_create('initially_unsigned1', '0.1') - )['outputs'][0]['claim_id'] - initially_unsigned2 = ( - await self.stream_create('initially_unsigned2', '0.1') - )['outputs'][0]['claim_id'] - initially_signed1 = ( - await self.stream_create('signed1', '0.01', channel_id=channel_id) + async def make_claim(name, amount, channel_id=None): + return ( + await self.stream_create(name, amount, channel_id=channel_id) )['outputs'][0]['claim_id'] - await self.generate(1) - self.assertIn("error", await self.resolve('@test/initially_unsigned1')) - await self.assertMatchClaimIsWinning('initially_unsigned1', initially_unsigned1) - self.assertIn("error", await self.resolve('@test/initially_unsigned2')) - await self.assertMatchClaimIsWinning('initially_unsigned2', initially_unsigned2) - self.assertDictEqual(await self.resolve('@test/signed1'), await self.resolve('signed1')) - await self.assertMatchClaimIsWinning('signed1', initially_signed1) - # sign 'initially_unsigned1' and update it + unsigned_then_signed = await make_claim('unsigned_then_signed', '0.1') + unsigned_then_updated_then_signed = await make_claim('unsigned_then_updated_then_signed', '0.1') + signed_then_unsigned = await make_claim( + 'signed_then_unsigned', '0.01', channel_id=channel_id + ) + signed_then_signed_different_chan = await make_claim( + 'signed_then_signed_different_chan', '0.01', channel_id=channel_id + ) + + self.assertIn("error", await self.resolve('@test/unsigned_then_signed')) + await self.assertMatchClaimIsWinning('unsigned_then_signed', unsigned_then_signed) + self.assertIn("error", await self.resolve('@test/unsigned_then_updated_then_signed')) + await self.assertMatchClaimIsWinning('unsigned_then_updated_then_signed', unsigned_then_updated_then_signed) + self.assertDictEqual( + await self.resolve('@test/signed_then_unsigned'), await self.resolve('signed_then_unsigned') + ) + await self.assertMatchClaimIsWinning('signed_then_unsigned', signed_then_unsigned) + # sign 'unsigned_then_signed' and update it + await self.ledger.wait(await self.daemon.jsonrpc_stream_update( + unsigned_then_signed, '0.09', channel_id=channel_id)) + + await self.ledger.wait(await self.daemon.jsonrpc_stream_update(unsigned_then_updated_then_signed, '0.09')) await self.ledger.wait(await self.daemon.jsonrpc_stream_update( - initially_unsigned1, '0.09', channel_id=channel_id)) - await self.ledger.wait(await self.daemon.jsonrpc_stream_update(initially_unsigned2, '0.09')) + unsigned_then_updated_then_signed, '0.09', channel_id=channel_id)) - # update the still unsigned 'initially_unsigned2' await self.ledger.wait(await self.daemon.jsonrpc_stream_update( - initially_unsigned2, '0.09', channel_id=channel_id)) + signed_then_unsigned, '0.09', clear_channel=True)) await self.ledger.wait(await self.daemon.jsonrpc_stream_update( - initially_signed1, '0.09', clear_channel=True)) + signed_then_signed_different_chan, '0.09', channel_id=channel_id2)) await self.daemon.jsonrpc_txo_spend(type='channel', claim_id=channel_id) - signed2 = ( - await self.stream_create('signed2', '0.01', channel_id=channel_id) - )['outputs'][0]['claim_id'] + signed3 = await make_claim('signed3', '0.01', channel_id=channel_id) + signed4 = await make_claim('signed4', '0.01', channel_id=channel_id2) - await self.generate(1) self.assertIn("error", await self.resolve('@test')) self.assertIn("error", await self.resolve('@test/signed1')) - self.assertIn("error", await self.resolve('@test/initially_unsigned2')) - self.assertIn("error", await self.resolve('@test/initially_unsigned1')) - self.assertIn("error", await self.resolve('@test/signed2')) - - await self.assertMatchClaimIsWinning('signed1', initially_signed1) - await self.assertMatchClaimIsWinning('initially_unsigned1', initially_unsigned1) - await self.assertMatchClaimIsWinning('initially_unsigned2', initially_unsigned2) - await self.assertMatchClaimIsWinning('signed2', signed2) + self.assertIn("error", await self.resolve('@test/unsigned_then_updated_then_signed')) + self.assertIn("error", await self.resolve('@test/unsigned_then_signed')) + self.assertIn("error", await self.resolve('@test/signed3')) + self.assertIn("error", await self.resolve('@test/signed4')) + + await self.assertMatchClaimIsWinning('signed_then_unsigned', signed_then_unsigned) + await self.assertMatchClaimIsWinning('unsigned_then_signed', unsigned_then_signed) + await self.assertMatchClaimIsWinning('unsigned_then_updated_then_signed', unsigned_then_updated_then_signed) + await self.assertMatchClaimIsWinning('signed_then_signed_different_chan', signed_then_signed_different_chan) + await self.assertMatchClaimIsWinning('signed3', signed3) + await self.assertMatchClaimIsWinning('signed4', signed4) + + self.assertDictEqual(await self.resolve('@other/signed_then_signed_different_chan'), + await self.resolve('signed_then_signed_different_chan')) + self.assertDictEqual(await self.resolve('@other/signed4'), + await self.resolve('signed4')) async def _test_activation_delay(self): name = 'derp' From b9c2ee745a53045b6d4e9407d1695d2e90fd2ab7 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 7 Jul 2021 20:39:04 -0400 Subject: [PATCH 095/206] fix non localhost elasticsearch --- lbry/wallet/server/leveldb.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 0442a3cfd1..e9d813882f 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -151,7 +151,10 @@ def __init__(self, env): self.transaction_num_mapping = {} # Search index - self.search_index = SearchIndex(self.env.es_index_prefix, self.env.database_query_timeout) + self.search_index = SearchIndex( + self.env.es_index_prefix, self.env.database_query_timeout, + elastic_host=env.elastic_host, elastic_port=env.elastic_port + ) self.genesis_bytes = bytes.fromhex(self.coin.GENESIS_HASH) From a84b9ee396f4dce2127c14786b6230636b4fd9e7 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 7 Jul 2021 23:05:18 -0400 Subject: [PATCH 096/206] fix es sync --- lbry/wallet/server/leveldb.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index e9d813882f..2b72f9065d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -609,7 +609,10 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): def all_claims_producer(self, batch_size=500_000): batch = [] - for claim_hash in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix, include_value=False): + for claim_hash, v in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix): + # TODO: fix the couple of claim txos that dont have controlling names + if not self.db.get(Prefixes.claim_takeover.pack_key(Prefixes.claim_to_txo.unpack_value(v).name)): + continue claim = self._fs_get_claim_by_hash(claim_hash[1:]) if claim: batch.append(claim) From 68474e405799be3204b988ca4041fcd069b5e23f Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 8 Jul 2021 14:29:47 -0400 Subject: [PATCH 097/206] skip es sync during initial hub sync, halt the hub upon finishing initial sync --- lbry/wallet/server/block_processor.py | 11 ++++++----- lbry/wallet/server/server.py | 2 +- 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index bdc301be59..9c9734774f 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -172,11 +172,12 @@ class BlockProcessor: "reorg_count", "Number of reorgs", namespace=NAMESPACE ) - def __init__(self, env, db: 'LevelDB', daemon, notifications): + def __init__(self, env, db: 'LevelDB', daemon, notifications, shutdown_event: asyncio.Event): self.env = env self.db = db self.daemon = daemon self.notifications = notifications + self.shutdown_event = shutdown_event self.coin = env.coin if env.coin.NET == 'mainnet': @@ -308,7 +309,8 @@ async def check_and_advance_blocks(self, raw_blocks): await self.run_in_thread_with_lock(self.advance_block, block) self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) # TODO: we shouldnt wait on the search index updating before advancing to the next block - await self.db.search_index.claim_consumer(self.claim_producer()) + if not self.db.first_sync: + await self.db.search_index.claim_consumer(self.claim_producer()) self.db.search_index.clear_caches() self.touched_claims_to_send_es.clear() self.removed_claims_to_send_es.clear() @@ -1495,9 +1497,8 @@ async def _first_caught_up(self): await self.flush(True) if first_sync: self.logger.info(f'{lbry.__version__} synced to ' - f'height {self.height:,d}') - # Reopen for serving - await self.db.open_dbs() + f'height {self.height:,d}, halting here.') + self.shutdown_event.set() # --- External API diff --git a/lbry/wallet/server/server.py b/lbry/wallet/server/server.py index cbec5c93be..bad970c78b 100644 --- a/lbry/wallet/server/server.py +++ b/lbry/wallet/server/server.py @@ -76,7 +76,7 @@ def __init__(self, env): self.notifications = notifications = Notifications() self.daemon = daemon = env.coin.DAEMON(env.coin, env.daemon_url) self.db = db = env.coin.DB(env) - self.bp = bp = env.coin.BLOCK_PROCESSOR(env, db, daemon, notifications) + self.bp = bp = env.coin.BLOCK_PROCESSOR(env, db, daemon, notifications, self.shutdown_event) self.prometheus_server: typing.Optional[PrometheusServer] = None # Set notifications up to implement the MemPoolAPI From a1ddd762e0ac9558bfa030784b8be040a065a0df Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 8 Jul 2021 16:08:33 -0400 Subject: [PATCH 098/206] cleanup --- lbry/wallet/server/block_processor.py | 104 ++++---------------------- lbry/wallet/server/leveldb.py | 1 - lbry/wallet/server/session.py | 18 ++--- 3 files changed, 23 insertions(+), 100 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 9c9734774f..e44f2bd0b7 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -224,9 +224,9 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications, shutdown_event: as ################################# # txo to pending claim - self.txo_to_claim: typing.Dict[Tuple[int, int], StagedClaimtrieItem] = {} + self.txo_to_claim: Dict[Tuple[int, int], StagedClaimtrieItem] = {} # claim hash to pending claim txo - self.claim_hash_to_txo: typing.Dict[bytes, Tuple[int, int]] = {} + self.claim_hash_to_txo: Dict[bytes, Tuple[int, int]] = {} # claim hash to lists of pending support txos self.support_txos_by_claim: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) # support txo: (supported claim hash, support amount) @@ -270,7 +270,10 @@ def claim_producer(self): to_send_es = set(self.touched_claims_to_send_es) to_send_es.update(self.pending_reposted.difference(self.removed_claims_to_send_es)) - to_send_es.update({k for k, v in self.pending_channel_counts.items() if v != 0}.difference(self.removed_claims_to_send_es)) + to_send_es.update( + {k for k, v in self.pending_channel_counts.items() if v != 0}.difference( + self.removed_claims_to_send_es) + ) for claim_hash in self.removed_claims_to_send_es: yield 'delete', claim_hash.hex() @@ -372,7 +375,6 @@ async def get_raw_blocks(last_height, hex_hashes): return await self.daemon.raw_blocks(hex_hashes) try: - await self.flush(True) start, last, hashes = await self.reorg_hashes(count) # Reverse and convert to hex strings. hashes = [hash_to_hex_str(hash) for hash in reversed(hashes)] @@ -399,15 +401,7 @@ async def reorg_hashes(self, count): The hashes are returned in order of increasing height. Start is the height of the first hash, last of the last. """ - start, count = await self.calc_reorg_range(count) - last = start + count - 1 - s = '' if count == 1 else 's' - self.logger.info(f'chain was reorganised replacing {count:,d} ' - f'block{s} at heights {start:,d}-{last:,d}') - return start, last, await self.db.fs_block_hashes(start, count) - - async def calc_reorg_range(self, count: Optional[int]): """Calculate the reorg range""" def diff_pos(hashes1, hashes2): @@ -436,8 +430,12 @@ def diff_pos(hashes1, hashes2): count = (self.height - start) + 1 else: start = (self.height - count) + 1 + last = start + count - 1 + s = '' if count == 1 else 's' + self.logger.info(f'chain was reorganised replacing {count:,d} ' + f'block{s} at heights {start:,d}-{last:,d}') - return start, count + return start, last, await self.db.fs_block_hashes(start, count) # - Flushing def flush_data(self): @@ -447,20 +445,11 @@ def flush_data(self): self.block_txs, self.db_op_stack, self.undo_infos, self.utxo_cache, self.db_deletes, self.tip, self.undo_claims) - async def flush(self, flush_utxos): + async def flush(self): def flush(): self.db.flush_dbs(self.flush_data()) await self.run_in_thread_with_lock(flush) - async def _maybe_flush(self): - # If caught up, flush everything as client queries are - # performed on the DB. - if self._caught_up_event.is_set(): - await self.flush(True) - elif time.perf_counter() > self.next_cache_check: - await self.flush(True) - self.next_cache_check = time.perf_counter() + 30 - def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_num: int, nout: int, spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]): try: @@ -1494,14 +1483,12 @@ async def _first_caught_up(self): # Flush everything but with first_sync->False state. first_sync = self.db.first_sync self.db.first_sync = False - await self.flush(True) + await self.flush() if first_sync: self.logger.info(f'{lbry.__version__} synced to ' f'height {self.height:,d}, halting here.') self.shutdown_event.set() - # --- External API - async def fetch_and_process_blocks(self, caught_up_event): """Fetch, process and index blocks from the daemon. @@ -1536,69 +1523,6 @@ async def fetch_and_process_blocks(self, caught_up_event): finally: self.status_server.stop() # Shut down block processing - self.logger.info('flushing to DB for a clean shutdown...') - await self.flush(True) + self.logger.info('closing the DB for a clean shutdown...') self.db.close() self.executor.shutdown(wait=True) - - def force_chain_reorg(self, count): - """Force a reorg of the given number of blocks. - - Returns True if a reorg is queued, false if not caught up. - """ - if self._caught_up_event.is_set(): - self.reorg_count = count - self.blocks_event.set() - return True - return False - - -class Timer: - def __init__(self, name): - self.name = name - self.total = 0 - self.count = 0 - self.sub_timers = {} - self._last_start = None - - def add_timer(self, name): - if name not in self.sub_timers: - self.sub_timers[name] = Timer(name) - return self.sub_timers[name] - - def run(self, func, *args, forward_timer=False, timer_name=None, **kwargs): - t = self.add_timer(timer_name or func.__name__) - t.start() - try: - if forward_timer: - return func(*args, **kwargs, timer=t) - else: - return func(*args, **kwargs) - finally: - t.stop() - - def start(self): - self._last_start = time.time() - return self - - def stop(self): - self.total += (time.time() - self._last_start) - self.count += 1 - self._last_start = None - return self - - def show(self, depth=0, height=None): - if depth == 0: - print('='*100) - if height is not None: - print(f'STATISTICS AT HEIGHT {height}') - print('='*100) - else: - print( - f"{' '*depth} {self.total/60:4.2f}mins {self.name}" - # f"{self.total/self.count:.5f}sec/call, " - ) - for sub_timer in self.sub_timers.values(): - sub_timer.show(depth+1) - if depth == 0: - print('='*100) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 2b72f9065d..ed9d3fd48d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -995,7 +995,6 @@ def flush_backup(self, flush_data, touched): batch_delete(op.key) flush_data.undo.clear() - flush_data.db_op_stack.clear() while self.fs_height > flush_data.height: self.fs_height -= 1 diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index b401739332..88d07e513d 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -542,15 +542,15 @@ async def rpc_sessions(self): """Return statistics about connected sessions.""" return self._session_data(for_log=False) - async def rpc_reorg(self, count): - """Force a reorg of the given number of blocks. - - count: number of blocks to reorg - """ - count = non_negative_integer(count) - if not self.bp.force_chain_reorg(count): - raise RPCError(BAD_REQUEST, 'still catching up with daemon') - return f'scheduled a reorg of {count:,d} blocks' + # async def rpc_reorg(self, count): + # """Force a reorg of the given number of blocks. + # + # count: number of blocks to reorg + # """ + # count = non_negative_integer(count) + # if not self.bp.force_chain_reorg(count): + # raise RPCError(BAD_REQUEST, 'still catching up with daemon') + # return f'scheduled a reorg of {count:,d} blocks' # --- External Interface From 6f3342e09eff9aacb57ceda4bbe8d039d6ff4e13 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 12 Jul 2021 16:57:21 -0400 Subject: [PATCH 099/206] update plyvel to 1.3.0 https://github.com/lbryio/lbry-sdk/pull/3205#issuecomment-877564489 --- setup.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/setup.py b/setup.py index 2838b1f7f1..56832e8eb1 100644 --- a/setup.py +++ b/setup.py @@ -9,7 +9,7 @@ PLYVEL = [] if sys.platform.startswith('linux'): - PLYVEL.append('plyvel==1.0.5') + PLYVEL.append('plyvel==1.3.0') setup( name=__name__, From 677b8cb6333c4f19a23044c3190b863efeae3487 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 14 Jul 2021 12:53:56 -0400 Subject: [PATCH 100/206] add remaining db prefixes --- lbry/wallet/server/db/prefixes.py | 384 +++++++++++++++++++++++++++++- 1 file changed, 383 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index e0371377f6..74c2b29844 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -1,5 +1,7 @@ import typing import struct +import array +import base64 from typing import Union, Tuple, NamedTuple from lbry.wallet.server.db import DB_PREFIXES @@ -45,6 +47,113 @@ def unpack_item(cls, key: bytes, value: bytes): return cls.unpack_key(key), cls.unpack_value(value) +class UTXOKey(NamedTuple): + hashX: bytes + tx_num: int + nout: int + + def __str__(self): + return f"{self.__class__.__name__}(hashX={self.hashX.hex()}, tx_num={self.tx_num}, nout={self.nout})" + + +class UTXOValue(NamedTuple): + amount: int + + +class HashXUTXOKey(NamedTuple): + short_tx_hash: bytes + tx_num: int + nout: int + + def __str__(self): + return f"{self.__class__.__name__}(short_tx_hash={self.short_tx_hash.hex()}, tx_num={self.tx_num}, nout={self.nout})" + + +class HashXUTXOValue(NamedTuple): + hashX: bytes + + def __str__(self): + return f"{self.__class__.__name__}(hashX={self.hashX.hex()})" + + +class HashXHistoryKey(NamedTuple): + hashX: bytes + height: int + + def __str__(self): + return f"{self.__class__.__name__}(hashX={self.hashX.hex()}, height={self.height})" + + +class HashXHistoryValue(NamedTuple): + hashXes: typing.List[int] + + +class BlockHashKey(NamedTuple): + height: int + + +class BlockHashValue(NamedTuple): + block_hash: bytes + + def __str__(self): + return f"{self.__class__.__name__}(block_hash={self.block_hash.hex()})" + + +class TxCountKey(NamedTuple): + height: int + + +class TxCountValue(NamedTuple): + tx_count: int + + +class TxHashKey(NamedTuple): + tx_num: int + + +class TxHashValue(NamedTuple): + tx_hash: bytes + + def __str__(self): + return f"{self.__class__.__name__}(tx_hash={self.tx_hash.hex()})" + + +class TxNumKey(NamedTuple): + tx_hash: bytes + + def __str__(self): + return f"{self.__class__.__name__}(tx_hash={self.tx_hash.hex()})" + + +class TxNumValue(NamedTuple): + tx_num: int + + +class TxKey(NamedTuple): + tx_hash: bytes + + def __str__(self): + return f"{self.__class__.__name__}(tx_hash={self.tx_hash.hex()})" + + +class TxValue(NamedTuple): + raw_tx: bytes + + def __str__(self): + return f"{self.__class__.__name__}(raw_tx={base64.b64encode(self.raw_tx)})" + + +class BlockHeaderKey(NamedTuple): + height: int + + +class BlockHeaderValue(NamedTuple): + header: bytes + + def __str__(self): + return f"{self.__class__.__name__}(header={base64.b64encode(self.header)})" + + class ClaimToTXOKey(typing.NamedTuple): claim_hash: bytes @@ -855,6 +964,261 @@ def pack_item(cls, height: int, undo_ops: bytes): return cls.pack_key(height), cls.pack_value(undo_ops) +class BlockHashPrefixRow(PrefixRow): + prefix = DB_PREFIXES.BLOCK_HASH_PREFIX.value + key_struct = struct.Struct(b'>L') + value_struct = struct.Struct(b'>32s') + + @classmethod + def pack_key(cls, height: int) -> bytes: + return super().pack_key(height) + + @classmethod + def unpack_key(cls, key: bytes) -> BlockHashKey: + return BlockHashKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, block_hash: bytes) -> bytes: + return super().pack_value(block_hash) + + @classmethod + def unpack_value(cls, data: bytes) -> BlockHashValue: + return BlockHashValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, height: int, block_hash: bytes): + return cls.pack_key(height), cls.pack_value(block_hash) + + +class BlockHeaderPrefixRow(PrefixRow): + prefix = DB_PREFIXES.HEADER_PREFIX.value + key_struct = struct.Struct(b'>L') + value_struct = struct.Struct(b'>112s') + + @classmethod + def pack_key(cls, height: int) -> bytes: + return super().pack_key(height) + + @classmethod + def unpack_key(cls, key: bytes) -> BlockHeaderKey: + return BlockHeaderKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, header: bytes) -> bytes: + return super().pack_value(header) + + @classmethod + def unpack_value(cls, data: bytes) -> BlockHeaderValue: + return BlockHeaderValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, height: int, header: bytes): + return cls.pack_key(height), cls.pack_value(header) + + +class TXNumPrefixRow(PrefixRow): + prefix = DB_PREFIXES.TX_NUM_PREFIX.value + key_struct = struct.Struct(b'>32s') + value_struct = struct.Struct(b'>L') + + @classmethod + def pack_key(cls, tx_hash: bytes) -> bytes: + return super().pack_key(tx_hash) + + @classmethod + def unpack_key(cls, tx_hash: bytes) -> TxNumKey: + return TxNumKey(*super().unpack_key(tx_hash)) + + @classmethod + def pack_value(cls, tx_num: int) -> bytes: + return super().pack_value(tx_num) + + @classmethod + def unpack_value(cls, data: bytes) -> TxNumValue: + return TxNumValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, tx_hash: bytes, tx_num: int): + return cls.pack_key(tx_hash), cls.pack_value(tx_num) + + +class TxCountPrefixRow(PrefixRow): + prefix = DB_PREFIXES.TX_COUNT_PREFIX.value + key_struct = struct.Struct(b'>L') + value_struct = struct.Struct(b'>L') + + @classmethod + def pack_key(cls, height: int) -> bytes: + return super().pack_key(height) + + @classmethod + def unpack_key(cls, key: bytes) -> TxCountKey: + return TxCountKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, tx_count: int) -> bytes: + return super().pack_value(tx_count) + + @classmethod + def unpack_value(cls, data: bytes) -> TxCountValue: + return TxCountValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, height: int, tx_count: int): + return cls.pack_key(height), cls.pack_value(tx_count) + + +class TXHashPrefixRow(PrefixRow): + prefix = DB_PREFIXES.TX_HASH_PREFIX.value + key_struct = struct.Struct(b'>L') + value_struct = struct.Struct(b'>32s') + + @classmethod + def pack_key(cls, tx_num: int) -> bytes: + return super().pack_key(tx_num) + + @classmethod + def unpack_key(cls, key: bytes) -> TxHashKey: + return TxHashKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, tx_hash: bytes) -> bytes: + return super().pack_value(tx_hash) + + @classmethod + def unpack_value(cls, data: bytes) -> TxHashValue: + return TxHashValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, tx_num: int, tx_hash: bytes): + return cls.pack_key(tx_num), cls.pack_value(tx_hash) + + +class TXPrefixRow(PrefixRow): + prefix = DB_PREFIXES.TX_PREFIX.value + key_struct = struct.Struct(b'>32s') + + @classmethod + def pack_key(cls, tx_hash: bytes) -> bytes: + return super().pack_key(tx_hash) + + @classmethod + def unpack_key(cls, tx_hash: bytes) -> TxKey: + return TxKey(*super().unpack_key(tx_hash)) + + @classmethod + def pack_value(cls, tx: bytes) -> bytes: + return tx + + @classmethod + def unpack_value(cls, data: bytes) -> TxValue: + return TxValue(data) + + @classmethod + def pack_item(cls, tx_hash: bytes, raw_tx: bytes): + return cls.pack_key(tx_hash), cls.pack_value(raw_tx) + + +class UTXOPrefixRow(PrefixRow): + prefix = DB_PREFIXES.UTXO_PREFIX.value + key_struct = struct.Struct(b'>11sLH') + value_struct = struct.Struct(b'>Q') + + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>11s').pack, + struct.Struct(b'>11sL').pack, + struct.Struct(b'>11sLH').pack + ] + + @classmethod + def pack_key(cls, hashX: bytes, tx_num, nout: int): + return super().pack_key(hashX, tx_num, nout) + + @classmethod + def unpack_key(cls, key: bytes) -> UTXOKey: + return UTXOKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, amount: int) -> bytes: + return super().pack_value(amount) + + @classmethod + def unpack_value(cls, data: bytes) -> UTXOValue: + return UTXOValue(*cls.value_struct.unpack(data)) + + @classmethod + def pack_item(cls, hashX: bytes, tx_num: int, nout: int, amount: int): + return cls.pack_key(hashX, tx_num, nout), cls.pack_value(amount) + + +class HashXUTXOPrefixRow(PrefixRow): + prefix = DB_PREFIXES.HASHX_UTXO_PREFIX.value + key_struct = struct.Struct(b'>4sLH') + value_struct = struct.Struct(b'>11s') + + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>4s').pack, + struct.Struct(b'>4sL').pack, + struct.Struct(b'>4sLH').pack + ] + + @classmethod + def pack_key(cls, short_tx_hash: bytes, tx_num, nout: int): + return super().pack_key(short_tx_hash, tx_num, nout) + + @classmethod + def unpack_key(cls, key: bytes) -> HashXUTXOKey: + return HashXUTXOKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, hashX: bytes) -> bytes: + return super().pack_value(hashX) + + @classmethod + def unpack_value(cls, data: bytes) -> HashXUTXOValue: + return HashXUTXOValue(*cls.value_struct.unpack(data)) + + @classmethod + def pack_item(cls, short_tx_hash: bytes, tx_num: int, nout: int, hashX: bytes): + return cls.pack_key(short_tx_hash, tx_num, nout), cls.pack_value(hashX) + + +class HashXHistoryPrefixRow(PrefixRow): + prefix = DB_PREFIXES.HASHX_HISTORY_PREFIX.value + key_struct = struct.Struct(b'>11sL') + + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>11s').pack + ] + + @classmethod + def pack_key(cls, hashX: bytes, height: int): + return super().pack_key(hashX, height) + + @classmethod + def unpack_key(cls, key: bytes) -> HashXHistoryKey: + return HashXHistoryKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, history: typing.List[int]) -> bytes: + a = array.array('I') + a.fromlist(history) + return a.tobytes() + + @classmethod + def unpack_value(cls, data: bytes) -> HashXHistoryValue: + a = array.array('I') + a.frombytes(data) + return HashXHistoryValue(a.tolist()) + + @classmethod + def pack_item(cls, hashX: bytes, height: int, history: typing.List[int]): + return cls.pack_key(hashX, height), cls.pack_value(history) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -879,6 +1243,15 @@ class Prefixes: reposted_claim = RepostedPrefixRow undo = UndoPrefixRow + utxo = UTXOPrefixRow + hashX_utxo = HashXUTXOPrefixRow + hashX_history = HashXHistoryPrefixRow + block_hash = BlockHashPrefixRow + tx_count = TxCountPrefixRow + tx_hash = TXHashPrefixRow + tx_num = TXNumPrefixRow + tx = TXPrefixRow + header = BlockHeaderPrefixRow ROW_TYPES = { @@ -897,7 +1270,16 @@ class Prefixes: Prefixes.effective_amount.prefix: Prefixes.effective_amount, Prefixes.repost.prefix: Prefixes.repost, Prefixes.reposted_claim.prefix: Prefixes.reposted_claim, - Prefixes.undo.prefix: Prefixes.undo + Prefixes.undo.prefix: Prefixes.undo, + Prefixes.utxo.prefix: Prefixes.utxo, + Prefixes.hashX_utxo.prefix: Prefixes.hashX_utxo, + Prefixes.hashX_history.prefix: Prefixes.hashX_history, + Prefixes.block_hash.prefix: Prefixes.block_hash, + Prefixes.tx_count.prefix: Prefixes.tx_count, + Prefixes.tx_hash.prefix: Prefixes.tx_hash, + Prefixes.tx_num.prefix: Prefixes.tx_num, + Prefixes.tx.prefix: Prefixes.tx, + Prefixes.header.prefix: Prefixes.header } From b344f17b8635b1658a06617f7c4e05e12dbc6d7e Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 14 Jul 2021 12:56:52 -0400 Subject: [PATCH 101/206] update RevertableOpStack --- lbry/wallet/server/db/revertable.py | 42 +++++++++++++++-------------- 1 file changed, 22 insertions(+), 20 deletions(-) diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index d6e957a7bd..604c7c60f2 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -1,10 +1,10 @@ import struct from string import printable -from collections import OrderedDict, defaultdict -from typing import Tuple, List, Iterable, Callable, Optional +from collections import defaultdict +from typing import Tuple, Iterable, Callable, Optional from lbry.wallet.server.db import DB_PREFIXES -_OP_STRUCT = struct.Struct('>BHH') +_OP_STRUCT = struct.Struct('>BLL') class RevertableOp: @@ -30,7 +30,7 @@ def pack(self) -> bytes: Serialize to bytes """ return struct.pack( - f'>BHH{len(self.key)}s{len(self.value)}s', int(self.is_put), len(self.key), len(self.value), self.key, + f'>BLL{len(self.key)}s{len(self.value)}s', int(self.is_put), len(self.key), len(self.value), self.key, self.value ) @@ -42,23 +42,12 @@ def unpack(cls, packed: bytes) -> Tuple['RevertableOp', bytes]: :param packed: bytes containing at least one packed revertable op :return: tuple of the deserialized op (a put or a delete) and the remaining serialized bytes """ - is_put, key_len, val_len = _OP_STRUCT.unpack(packed[:5]) - key = packed[5:5 + key_len] - value = packed[5 + key_len:5 + key_len + val_len] + is_put, key_len, val_len = _OP_STRUCT.unpack(packed[:9]) + key = packed[9:9 + key_len] + value = packed[9 + key_len:9 + key_len + val_len] if is_put == 1: - return RevertablePut(key, value), packed[5 + key_len + val_len:] - return RevertableDelete(key, value), packed[5 + key_len + val_len:] - - @classmethod - def unpack_stack(cls, packed: bytes) -> List['RevertableOp']: - """ - Deserialize multiple from bytes - """ - ops = [] - while packed: - op, packed = cls.unpack(packed) - ops.append(op) - return ops + return RevertablePut(key, value), packed[9 + key_len + val_len:] + return RevertableDelete(key, value), packed[9 + key_len + val_len:] def __eq__(self, other: 'RevertableOp') -> bool: return (self.is_put, self.key, self.value) == (other.is_put, other.key, other.value) @@ -134,3 +123,16 @@ def __iter__(self): for key, ops in self._items.items(): for op in ops: yield op + + def __reversed__(self): + for key, ops in self._items.items(): + for op in reversed(ops): + yield op + + def get_undo_ops(self) -> bytes: + return b''.join(op.invert().pack() for op in reversed(self)) + + def apply_packed_undo_ops(self, packed: bytes): + while packed: + op, packed = RevertableOp.unpack(packed) + self.append(op) From f94e6ac527549525681ee3c45615c74fe0bf04aa Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 14 Jul 2021 13:04:40 -0400 Subject: [PATCH 102/206] update lookup_utxos --- lbry/wallet/server/leveldb.py | 72 ++++++++--------------------------- 1 file changed, 16 insertions(+), 56 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index ed9d3fd48d..ac0fc8fc5e 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -1333,16 +1333,12 @@ async def all_utxos(self, hashX): def read_utxos(): utxos = [] utxos_append = utxos.append - s_unpack = unpack fs_tx_hash = self.fs_tx_hash - # Key: b'u' + address_hashX + tx_idx + tx_num - # Value: the UTXO value as a 64-bit unsigned integer - prefix = DB_PREFIXES.UTXO_PREFIX.value + hashX - for db_key, db_value in self.db.iterator(prefix=prefix): - tx_pos, tx_num = s_unpack(' Date: Wed, 14 Jul 2021 13:05:15 -0400 Subject: [PATCH 103/206] update limited_history --- lbry/wallet/server/leveldb.py | 37 ++++++++++++----------------------- 1 file changed, 12 insertions(+), 25 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index ac0fc8fc5e..2faa3bff6e 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -1171,6 +1171,16 @@ async def fs_block_hashes(self, height, count): raise DBError(f'only got {len(self.headers) - height:,d} headers starting at {height:,d}, not {count:,d}') return [self.coin.header_hash(header) for header in self.headers[height:height + count]] + def read_history(self, hashX: bytes, limit: int = 1000) -> List[int]: + txs = array.array('I') + for hist in self.db.iterator(prefix=Prefixes.hashX_history.pack_partial_key(hashX), include_key=False): + a = array.array('I') + a.frombytes(hist) + txs.extend(a) + if len(txs) >= limit: + break + return txs.tolist() + async def limited_history(self, hashX, *, limit=1000): """Return an unpruned, sorted list of (tx_hash, height) tuples of confirmed transactions that touched the address, earliest in @@ -1178,33 +1188,10 @@ async def limited_history(self, hashX, *, limit=1000): transactions. By default returns at most 1000 entries. Set limit to None to get them all. """ - - def read_history(): - db_height = self.db_height - tx_counts = self.tx_counts - - cnt = 0 - txs = [] - - for hist in self.db.iterator(prefix=DB_PREFIXES.HASHX_HISTORY_PREFIX.value + hashX, include_key=False): - a = array.array('I') - a.frombytes(hist) - for tx_num in a: - tx_height = bisect_right(tx_counts, tx_num) - if tx_height > db_height: - return - txs.append((tx_num, tx_height)) - cnt += 1 - if limit and cnt >= limit: - break - if limit and cnt >= limit: - break - return txs - while True: - history = await asyncio.get_event_loop().run_in_executor(self.executor, read_history) + history = await asyncio.get_event_loop().run_in_executor(self.executor, self.read_history, hashX, limit) if history is not None: - return [(self.total_transactions[tx_num], tx_height) for (tx_num, tx_height) in history] + return [(self.total_transactions[tx_num], bisect_right(self.tx_counts, tx_num)) for tx_num in history] self.logger.warning(f'limited_history: tx hash ' f'not found (reorg?), retrying...') await sleep(0.25) From 3955b64405586cbf6304a3125dea6573a567e53b Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 14 Jul 2021 13:09:57 -0400 Subject: [PATCH 104/206] simplify advance and reorg --- lbry/wallet/server/block_processor.py | 448 ++++++------------ lbry/wallet/server/leveldb.py | 306 +----------- .../blockchain/test_resolve_command.py | 2 +- 3 files changed, 165 insertions(+), 591 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e44f2bd0b7..6615e7b0ac 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1,12 +1,14 @@ import time import asyncio import typing +import struct from bisect import bisect_right from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor from typing import Optional, List, Tuple, Set, DefaultDict, Dict from prometheus_client import Gauge, Histogram from collections import defaultdict +import array import lbry from lbry.schema.claim import Claim from lbry.schema.mime_types import guess_stream_type @@ -195,21 +197,18 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications, shutdown_event: as # Meta self.next_cache_check = 0 self.touched = set() - self.reorg_count = 0 # Caches of unflushed items. - self.headers = [] self.block_hashes = [] self.block_txs = [] self.undo_infos = [] # UTXO cache - self.utxo_cache = {} + self.utxo_cache: Dict[Tuple[bytes, int], bytes] = {} self.db_deletes = [] # Claimtrie cache self.db_op_stack: Optional[RevertableOpStack] = None - self.undo_claims = [] # If the lock is successfully acquired, in-memory chain state # is consistent with self.height @@ -263,6 +262,7 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications, shutdown_event: as self.doesnt_have_valid_signature: Set[bytes] = set() self.claim_channels: Dict[bytes, bytes] = {} + self.hashXs_by_tx: DefaultDict[bytes, List[int]] = defaultdict(list) def claim_producer(self): if self.db.db_height <= 1: @@ -295,6 +295,7 @@ async def check_and_advance_blocks(self, raw_blocks): """Process the list of raw blocks passed. Detects and handles reorgs. """ + if not raw_blocks: return first = self.height + 1 @@ -305,7 +306,7 @@ async def check_and_advance_blocks(self, raw_blocks): chain = [self.tip] + [self.coin.header_hash(h) for h in headers[:-1]] if hprevs == chain: - start = time.perf_counter() + total_start = time.perf_counter() try: for block in blocks: start = time.perf_counter() @@ -323,14 +324,7 @@ async def check_and_advance_blocks(self, raw_blocks): except: self.logger.exception("advance blocks failed") raise - # if self.sql: - - # for cache in self.search_cache.values(): - # cache.clear() - self.history_cache.clear() # TODO: is this needed? - self.notifications.notified_mempool_txs.clear() - - processed_time = time.perf_counter() - start + processed_time = time.perf_counter() - total_start self.block_count_metric.set(self.height) self.block_update_time_metric.observe(processed_time) self.status_server.set_height(self.db.fs_height, self.db.db_tip) @@ -338,13 +332,32 @@ async def check_and_advance_blocks(self, raw_blocks): s = '' if len(blocks) == 1 else 's' self.logger.info('processed {:,d} block{} in {:.1f}s'.format(len(blocks), s, processed_time)) if self._caught_up_event.is_set(): - # if self.sql: - # await self.db.search_index.apply_filters(self.sql.blocked_streams, self.sql.blocked_channels, - # self.sql.filtered_streams, self.sql.filtered_channels) await self.notifications.on_block(self.touched, self.height) self.touched = set() elif hprevs[0] != chain[0]: - await self.reorg_chain() + min_start_height = max(self.height - self.coin.REORG_LIMIT, 0) + count = 1 + block_hashes_from_lbrycrd = await self.daemon.block_hex_hashes( + min_start_height, self.coin.REORG_LIMIT + ) + for height, block_hash in zip( + reversed(range(min_start_height, min_start_height + self.coin.REORG_LIMIT)), + reversed(block_hashes_from_lbrycrd)): + if self.block_hashes[height][::-1].hex() == block_hash: + break + count += 1 + self.logger.warning(f"blockchain reorg detected at {self.height}, unwinding last {count} blocks") + try: + assert count > 0, count + for _ in range(count): + await self.run_in_thread_with_lock(self.backup_block) + await self.prefetcher.reset_height(self.height) + self.reorg_count_metric.inc() + except: + self.logger.exception("reorg blocks failed") + raise + finally: + self.logger.info("backed up to block %i", self.height) else: # It is probably possible but extremely rare that what # bitcoind returns doesn't form a chain because it @@ -355,101 +368,26 @@ async def check_and_advance_blocks(self, raw_blocks): 'resetting the prefetcher') await self.prefetcher.reset_height(self.height) - async def reorg_chain(self, count: Optional[int] = None): - """Handle a chain reorganisation. - - Count is the number of blocks to simulate a reorg, or None for - a real reorg.""" - if count is None: - self.logger.info('chain reorg detected') - else: - self.logger.info(f'faking a reorg of {count:,d} blocks') - - async def get_raw_blocks(last_height, hex_hashes): - heights = range(last_height, last_height - len(hex_hashes), -1) - try: - blocks = [await self.db.read_raw_block(height) for height in heights] - self.logger.info(f'read {len(blocks)} blocks from disk') - return blocks - except FileNotFoundError: - return await self.daemon.raw_blocks(hex_hashes) - - try: - start, last, hashes = await self.reorg_hashes(count) - # Reverse and convert to hex strings. - hashes = [hash_to_hex_str(hash) for hash in reversed(hashes)] - self.logger.info("reorg %i block hashes", len(hashes)) - - for hex_hashes in chunks(hashes, 50): - raw_blocks = await get_raw_blocks(last, hex_hashes) - self.logger.info("got %i raw blocks", len(raw_blocks)) - await self.run_in_thread_with_lock(self.backup_blocks, raw_blocks) - last -= len(raw_blocks) - - await self.prefetcher.reset_height(self.height) - self.reorg_count_metric.inc() - except: - self.logger.exception("boom") - raise - finally: - self.logger.info("done with reorg") - - async def reorg_hashes(self, count): - """Return a pair (start, last, hashes) of blocks to back up during a - reorg. - - The hashes are returned in order of increasing height. Start - is the height of the first hash, last of the last. - """ - - """Calculate the reorg range""" - - def diff_pos(hashes1, hashes2): - """Returns the index of the first difference in the hash lists. - If both lists match returns their length.""" - for n, (hash1, hash2) in enumerate(zip(hashes1, hashes2)): - if hash1 != hash2: - return n - return len(hashes) - - if count is None: - # A real reorg - start = self.height - 1 - count = 1 - while start > 0: - hashes = await self.db.fs_block_hashes(start, count) - hex_hashes = [hash_to_hex_str(hash) for hash in hashes] - d_hex_hashes = await self.daemon.block_hex_hashes(start, count) - n = diff_pos(hex_hashes, d_hex_hashes) - if n > 0: - start += n - break - count = min(count * 2, start) - start -= count - - count = (self.height - start) + 1 - else: - start = (self.height - count) + 1 - last = start + count - 1 - s = '' if count == 1 else 's' - self.logger.info(f'chain was reorganised replacing {count:,d} ' - f'block{s} at heights {start:,d}-{last:,d}') - - return start, last, await self.db.fs_block_hashes(start, count) # - Flushing def flush_data(self): """The data for a flush. The lock must be taken.""" assert self.state_lock.locked() - return FlushData(self.height, self.tx_count, self.headers, self.block_hashes, - self.block_txs, self.db_op_stack, self.undo_infos, self.utxo_cache, - self.db_deletes, self.tip, self.undo_claims) + return FlushData(self.height, self.tx_count, self.block_hashes, + self.block_txs, self.db_op_stack, self.tip) async def flush(self): def flush(): self.db.flush_dbs(self.flush_data()) await self.run_in_thread_with_lock(flush) + async def write_state(self): + def flush(): + with self.db.db.write_batch() as batch: + self.db.write_db_state(batch) + + await self.run_in_thread_with_lock(flush) + def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_num: int, nout: int, spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]): try: @@ -1167,51 +1105,51 @@ def advance_block(self, block): block_hash = self.coin.header_hash(block.header) self.block_hashes.append(block_hash) - self.block_txs.append((b''.join(tx_hash for tx, tx_hash in txs), [tx.raw for tx, _ in txs])) + self.db_op_stack.append(RevertablePut(*Prefixes.block_hash.pack_item(height, block_hash))) - first_tx_num = self.tx_count - undo_info = [] - hashXs_by_tx = [] tx_count = self.tx_count # Use local vars for speed in the loops - put_utxo = self.utxo_cache.__setitem__ - claimtrie_stash_extend = self.db_op_stack.extend spend_utxo = self.spend_utxo - undo_info_append = undo_info.append - update_touched = self.touched.update - append_hashX_by_tx = hashXs_by_tx.append - hashX_from_script = self.coin.hashX_from_script + add_utxo = self.add_utxo + + spend_claim_or_support_txo = self._spend_claim_or_support_txo + add_claim_or_support = self._add_claim_or_support for tx, tx_hash in txs: spent_claims = {} - - hashXs = [] # hashXs touched by spent inputs/rx outputs - append_hashX = hashXs.append - tx_numb = pack('= self.daemon.cached_height() - self.env.reorg_limit: - self.undo_infos.append((undo_info, height)) - self.undo_claims.append((undo_claims, height)) - self.db.write_raw_block(block.raw, height) + self.db_op_stack.append(RevertablePut(*Prefixes.undo.pack_item(height, self.db_op_stack.get_undo_ops()))) self.height = height - self.headers.append(block.header) + self.db.headers.append(block.header) self.tip = self.coin.header_hash(block.header) self.db.flush_dbs(self.flush_data()) + self.clear_after_advance_or_reorg() + def clear_after_advance_or_reorg(self): self.db_op_stack.clear() self.txo_to_claim.clear() self.claim_hash_to_txo.clear() @@ -1277,186 +1216,83 @@ def advance_block(self, block): self.expired_claim_hashes.clear() self.doesnt_have_valid_signature.clear() self.claim_channels.clear() - - # for cache in self.search_cache.values(): - # cache.clear() + self.utxo_cache.clear() + self.hashXs_by_tx.clear() self.history_cache.clear() self.notifications.notified_mempool_txs.clear() - def backup_blocks(self, raw_blocks): - """Backup the raw blocks and flush. - - The blocks should be in order of decreasing height, starting at. - self.height. A flush is performed once the blocks are backed up. - """ + def backup_block(self): self.db.assert_flushed(self.flush_data()) - assert self.height >= len(raw_blocks) - - coin = self.coin - for raw_block in raw_blocks: - self.logger.info("backup block %i", self.height) - # Check and update self.tip - block = coin.block(raw_block, self.height) - header_hash = coin.header_hash(block.header) - if header_hash != self.tip: - raise ChainError('backup block {} not tip {} at height {:,d}' - .format(hash_to_hex_str(header_hash), - hash_to_hex_str(self.tip), - self.height)) - self.tip = coin.header_prevhash(block.header) - self.backup_txs(block.transactions) - self.height -= 1 - self.db.tx_counts.pop() - - # self.touched can include other addresses which is - # harmless, but remove None. - self.touched.discard(None) - - self.db.flush_backup(self.flush_data(), self.touched) - self.logger.info(f'backed up to height {self.height:,d}') - - def backup_txs(self, txs): - # Prevout values, in order down the block (coinbase first if present) - # undo_info is in reverse block order - undo_info, undo_claims = self.db.read_undo_info(self.height) - if undo_info is None: + self.logger.info("backup block %i", self.height) + # Check and update self.tip + undo_ops = self.db.read_undo_info(self.height) + if undo_ops is None: raise ChainError(f'no undo information found for height {self.height:,d}') - n = len(undo_info) - - # Use local vars for speed in the loops - s_pack = pack - undo_entry_len = 12 + HASHX_LEN - - for tx, tx_hash in reversed(txs): - for idx, txout in enumerate(tx.outputs): - # Spend the TX outputs. Be careful with unspendable - # outputs - we didn't save those in the first place. - hashX = self.coin.hashX_from_script(txout.pk_script) - if hashX: - cache_value = self.spend_utxo(tx_hash, idx) - self.touched.add(cache_value[:-12]) - - # Restore the inputs - for txin in reversed(tx.inputs): - if txin.is_generation(): - continue - n -= undo_entry_len - undo_item = undo_info[n:n + undo_entry_len] - self.utxo_cache[txin.prev_hash + s_pack(' self.db.tx_counts[-1]: self.db.transaction_num_mapping.pop(self.db.total_transactions.pop()) + self.tx_count -= 1 + self.height -= 1 + # self.touched can include other addresses which is + # harmless, but remove None. + self.touched.discard(None) + self.db.flush_backup(self.flush_data()) + self.clear_after_advance_or_reorg() + self.logger.info(f'backed up to height {self.height:,d}') + + def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> Optional[bytes]: + hashX = self.coin.hashX_from_script(txout.pk_script) + if hashX: + self.utxo_cache[(tx_hash, nout)] = hashX + self.db_op_stack.extend([ + RevertablePut( + *Prefixes.utxo.pack_item(hashX, tx_num, nout, txout.value) + ), + RevertablePut( + *Prefixes.hashX_utxo.pack_item(tx_hash[:4], tx_num, nout, hashX) + ) + ]) + return hashX - assert n == 0 - self.tx_count -= len(txs) - self.undo_claims.append((undo_claims, self.height)) - - """An in-memory UTXO cache, representing all changes to UTXO state - since the last DB flush. - - We want to store millions of these in memory for optimal - performance during initial sync, because then it is possible to - spend UTXOs without ever going to the database (other than as an - entry in the address history, and there is only one such entry per - TX not per UTXO). So store them in a Python dictionary with - binary keys and values. - - Key: TX_HASH + TX_IDX (32 + 2 = 34 bytes) - Value: HASHX + TX_NUM + VALUE (11 + 4 + 8 = 23 bytes) - - That's 57 bytes of raw data in-memory. Python dictionary overhead - means each entry actually uses about 205 bytes of memory. So - almost 5 million UTXOs can fit in 1GB of RAM. There are - approximately 42 million UTXOs on bitcoin mainnet at height - 433,000. - - Semantics: - - add: Add it to the cache dictionary. - - spend: Remove it if in the cache dictionary. Otherwise it's - been flushed to the DB. Each UTXO is responsible for two - entries in the DB. Mark them for deletion in the next - cache flush. - - The UTXO database format has to be able to do two things efficiently: - - 1. Given an address be able to list its UTXOs and their values - so its balance can be efficiently computed. - - 2. When processing transactions, for each prevout spent - a (tx_hash, - idx) pair - we have to be able to remove it from the DB. To send - notifications to clients we also need to know any address it paid - to. - - To this end we maintain two "tables", one for each point above: - - 1. Key: b'u' + address_hashX + tx_idx + tx_num - Value: the UTXO value as a 64-bit unsigned integer - - 2. Key: b'h' + compressed_tx_hash + tx_idx + tx_num - Value: hashX - - The compressed tx hash is just the first few bytes of the hash of - the tx in which the UTXO was created. As this is not unique there - will be potential collisions so tx_num is also in the key. When - looking up a UTXO the prefix space of the compressed hash needs to - be searched and resolved if necessary with the tx_num. The - collision rate is low (<0.1%). - """ - - def spend_utxo(self, tx_hash, tx_idx): - """Spend a UTXO and return the 33-byte value. - - If the UTXO is not in the cache it must be on disk. We store - all UTXOs so not finding one indicates a logic error or DB - corruption. - """ - + def spend_utxo(self, tx_hash: bytes, nout: int): # Fast track is it being in the cache - idx_packed = pack(' 1: - tx_num, = unpack('False state. first_sync = self.db.first_sync self.db.first_sync = False - await self.flush() + await self.write_state() if first_sync: self.logger.info(f'{lbry.__version__} synced to ' f'height {self.height:,d}, halting here.') diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 2faa3bff6e..4441e7c4fe 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -65,16 +65,10 @@ class UTXO(typing.NamedTuple): class FlushData: height = attr.ib() tx_count = attr.ib() - headers = attr.ib() block_hashes = attr.ib() block_txs = attr.ib() - claimtrie_stash = attr.ib() - # The following are flushed to the UTXO DB if undo_infos is not None - undo_infos = attr.ib() - adds = attr.ib() - deletes = attr.ib() + put_and_delete_ops = attr.ib() tip = attr.ib() - undo = attr.ib() OptionalResolveResultOrError = Optional[typing.Union[ResolveResult, LookupError, ValueError]] @@ -143,9 +137,6 @@ def __init__(self, env): self.merkle = Merkle() self.header_mc = MerkleCache(self.merkle, self.fs_block_hashes) - self.headers_db = None - self.tx_db = None - self._tx_and_merkle_cache = LRUCacheWithMetrics(2 ** 17, metric_name='tx_and_merkle', namespace="wallet_server") self.total_transactions = None self.transaction_num_mapping = {} @@ -748,61 +739,8 @@ async def open_dbs(self): raise RuntimeError(msg) self.logger.info(f'flush count: {self.hist_flush_count:,d}') - # self.history.clear_excess(self.utxo_flush_count) - # < might happen at end of compaction as both DBs cannot be - # updated atomically - if self.hist_flush_count > self.utxo_flush_count: - self.logger.info('DB shut down uncleanly. Scanning for excess history flushes...') - - keys = [] - for key, hist in self.db.iterator(prefix=DB_PREFIXES.HASHX_HISTORY_PREFIX.value): - k = key[1:] - flush_id = int.from_bytes(k[-4:], byteorder='big') - if flush_id > self.utxo_flush_count: - keys.append(k) - - self.logger.info(f'deleting {len(keys):,d} history entries') - - self.hist_flush_count = self.utxo_flush_count - with self.db.write_batch() as batch: - for key in keys: - batch.delete(DB_PREFIXES.HASHX_HISTORY_PREFIX.value + key) - if keys: - self.logger.info('deleted %i excess history entries', len(keys)) - self.utxo_flush_count = self.hist_flush_count - min_height = self.min_undo_height(self.db_height) - keys = [] - for key, hist in self.db.iterator(prefix=DB_PREFIXES.UNDO_PREFIX.value): - height, = unpack('>I', key[-4:]) - if height >= min_height: - break - keys.append(key) - if min_height > 0: - for key in self.db.iterator(start=DB_PREFIXES.undo_claimtrie.value, - stop=Prefixes.undo.pack_key(min_height), - include_value=False): - keys.append(key) - if keys: - with self.db.write_batch() as batch: - for key in keys: - batch.delete(key) - self.logger.info(f'deleted {len(keys):,d} stale undo entries') - - # delete old block files - prefix = self.raw_block_prefix() - paths = [path for path in glob(f'{prefix}[0-9]*') - if len(path) > len(prefix) - and int(path[len(prefix):]) < min_height] - if paths: - for path in paths: - try: - os.remove(path) - except FileNotFoundError: - pass - self.logger.info(f'deleted {len(paths):,d} stale block files') - # Read TX counts (requires meta directory) await self._read_tx_counts() if self.total_transactions is None: @@ -836,129 +774,50 @@ def assert_flushed(self, flush_data): assert flush_data.tx_count == self.fs_tx_count == self.db_tx_count assert flush_data.height == self.fs_height == self.db_height assert flush_data.tip == self.db_tip - assert not flush_data.headers assert not flush_data.block_txs - assert not flush_data.adds - assert not flush_data.deletes - assert not flush_data.undo_infos - assert not self.hist_unflushed + assert not len(flush_data.put_and_delete_ops) def flush_dbs(self, flush_data: FlushData): - """Flush out cached state. History is always flushed; UTXOs are - flushed if flush_utxos.""" - if flush_data.height == self.db_height: self.assert_flushed(flush_data) return - # start_time = time.time() - prior_flush = self.last_flush - tx_delta = flush_data.tx_count - self.last_flush_tx_count - - # Flush to file system - # self.flush_fs(flush_data) - prior_tx_count = (self.tx_counts[self.fs_height] - if self.fs_height >= 0 else 0) - - assert len(flush_data.block_txs) == len(flush_data.headers) - assert flush_data.height == self.fs_height + len(flush_data.headers) - assert flush_data.tx_count == (self.tx_counts[-1] if self.tx_counts - else 0) - assert len(self.tx_counts) == flush_data.height + 1 - assert len( - b''.join(hashes for hashes, _ in flush_data.block_txs) - ) // 32 == flush_data.tx_count - prior_tx_count, f"{len(b''.join(hashes for hashes, _ in flush_data.block_txs)) // 32} != {flush_data.tx_count}" - - # Write the headers - # start_time = time.perf_counter() + min_height = self.min_undo_height(self.db_height) + delete_undo_keys = [] + if min_height > 0: + delete_undo_keys.extend( + self.db.iterator( + start=Prefixes.undo.pack_key(0), stop=Prefixes.undo.pack_key(min_height), include_value=False + ) + ) with self.db.write_batch() as batch: - self.put = batch.put - batch_put = self.put + batch_put = batch.put batch_delete = batch.delete - height_start = self.fs_height + 1 - tx_num = prior_tx_count - for i, (header, block_hash, (tx_hashes, txs)) in enumerate( - zip(flush_data.headers, flush_data.block_hashes, flush_data.block_txs)): - batch_put(DB_PREFIXES.HEADER_PREFIX.value + util.pack_be_uint64(height_start), header) - self.headers.append(header) - tx_count = self.tx_counts[height_start] - batch_put(DB_PREFIXES.BLOCK_HASH_PREFIX.value + util.pack_be_uint64(height_start), block_hash[::-1]) - batch_put(DB_PREFIXES.TX_COUNT_PREFIX.value + util.pack_be_uint64(height_start), util.pack_be_uint64(tx_count)) - height_start += 1 - offset = 0 - while offset < len(tx_hashes): - batch_put(DB_PREFIXES.TX_HASH_PREFIX.value + util.pack_be_uint64(tx_num), tx_hashes[offset:offset + 32]) - batch_put(DB_PREFIXES.TX_NUM_PREFIX.value + tx_hashes[offset:offset + 32], util.pack_be_uint64(tx_num)) - batch_put(DB_PREFIXES.TX_PREFIX.value + tx_hashes[offset:offset + 32], txs[offset // 32]) - tx_num += 1 - offset += 32 - flush_data.headers.clear() - flush_data.block_txs.clear() - flush_data.block_hashes.clear() - for staged_change in flush_data.claimtrie_stash: - # print("ADVANCE", staged_change) + + for staged_change in flush_data.put_and_delete_ops: if staged_change.is_put: batch_put(staged_change.key, staged_change.value) else: batch_delete(staged_change.key) - flush_data.claimtrie_stash.clear() - - for undo_ops, height in flush_data.undo: - batch_put(*Prefixes.undo.pack_item(height, undo_ops)) - flush_data.undo.clear() + for delete_key in delete_undo_keys: + batch_delete(delete_key) self.fs_height = flush_data.height self.fs_tx_count = flush_data.tx_count - - # Then history self.hist_flush_count += 1 - flush_id = util.pack_be_uint32(self.hist_flush_count) - unflushed = self.hist_unflushed - - for hashX in sorted(unflushed): - key = hashX + flush_id - batch_put(DB_PREFIXES.HASHX_HISTORY_PREFIX.value + key, unflushed[hashX].tobytes()) - - unflushed.clear() self.hist_unflushed_count = 0 - - ######################### - - # New undo information - for undo_info, height in flush_data.undo_infos: - batch_put(self.undo_key(height), b''.join(undo_info)) - flush_data.undo_infos.clear() - - # Spends - for key in sorted(flush_data.deletes): - batch_delete(key) - flush_data.deletes.clear() - - # New UTXOs - for key, value in flush_data.adds.items(): - # suffix = tx_idx + tx_num - hashX = value[:-12] - suffix = key[-2:] + value[-12:-8] - batch_put(DB_PREFIXES.HASHX_UTXO_PREFIX.value + key[:4] + suffix, hashX) - batch_put(DB_PREFIXES.UTXO_PREFIX.value + hashX + suffix, value[-8:]) - flush_data.adds.clear() - self.utxo_flush_count = self.hist_flush_count self.db_height = flush_data.height self.db_tx_count = flush_data.tx_count self.db_tip = flush_data.tip - + self.last_flush_tx_count = self.fs_tx_count now = time.time() self.wall_time += now - self.last_flush self.last_flush = now - self.last_flush_tx_count = self.fs_tx_count - self.write_db_state(batch) - def flush_backup(self, flush_data, touched): - """Like flush_dbs() but when backing up. All UTXOs are flushed.""" - assert not flush_data.headers + def flush_backup(self, flush_data): assert not flush_data.block_txs assert flush_data.height < self.db_height assert not self.hist_unflushed @@ -974,82 +833,25 @@ def flush_backup(self, flush_data, touched): self.hist_flush_count += 1 nremoves = 0 - undo_ops = RevertableOpStack(self.db.get) - - for (packed_ops, height) in reversed(flush_data.undo): - undo_ops.extend(reversed(RevertableOp.unpack_stack(packed_ops))) - undo_ops.append( - RevertableDelete(*Prefixes.undo.pack_item(height, packed_ops)) - ) - with self.db.write_batch() as batch: batch_put = batch.put batch_delete = batch.delete - - # print("flush undos", flush_data.undo_claimtrie) - for op in undo_ops: + for op in flush_data.put_and_delete_ops: # print("REWIND", op) if op.is_put: batch_put(op.key, op.value) else: batch_delete(op.key) - - flush_data.undo.clear() - while self.fs_height > flush_data.height: self.fs_height -= 1 - self.headers.pop() - tx_count = flush_data.tx_count - for hashX in sorted(touched): - deletes = [] - puts = {} - for key, hist in self.db.iterator(prefix=DB_PREFIXES.HASHX_HISTORY_PREFIX.value + hashX, reverse=True): - k = key[1:] - a = array.array('I') - a.frombytes(hist) - # Remove all history entries >= tx_count - idx = bisect_left(a, tx_count) - nremoves += len(a) - idx - if idx > 0: - puts[k] = a[:idx].tobytes() - break - deletes.append(k) - - for key in deletes: - batch_delete(key) - for key, value in puts.items(): - batch_put(key, value) - - # New undo information - for undo_info, height in flush_data.undo: - batch.put(self.undo_key(height), b''.join(undo_info)) - flush_data.undo.clear() - - # Spends - for key in sorted(flush_data.deletes): - batch_delete(key) - flush_data.deletes.clear() - - # New UTXOs - for key, value in flush_data.adds.items(): - # suffix = tx_idx + tx_num - hashX = value[:-12] - suffix = key[-2:] + value[-12:-8] - batch_put(DB_PREFIXES.HASHX_UTXO_PREFIX.value + key[:4] + suffix, hashX) - batch_put(DB_PREFIXES.UTXO_PREFIX.value + hashX + suffix, value[-8:]) - flush_data.adds.clear() start_time = time.time() - add_count = len(flush_data.adds) - spend_count = len(flush_data.deletes) // 2 - if self.db.for_sync: block_count = flush_data.height - self.db_height tx_count = flush_data.tx_count - self.db_tx_count elapsed = time.time() - start_time self.logger.info(f'flushed {block_count:,d} blocks with ' - f'{tx_count:,d} txs, {add_count:,d} UTXO adds, ' - f'{spend_count:,d} spends in ' + f'{tx_count:,d} txs in ' f'{elapsed:.1f}s, committing...') self.utxo_flush_count = self.hist_flush_count @@ -1121,7 +923,6 @@ def fs_tx_hash(self, tx_num): return None, tx_height def _fs_transactions(self, txids: Iterable[str]): - unpack_be_uint64 = util.unpack_be_uint64 tx_counts = self.tx_counts tx_db_get = self.db.get tx_cache = self._tx_and_merkle_cache @@ -1133,14 +934,12 @@ def _fs_transactions(self, txids: Iterable[str]): tx, merkle = cached_tx else: tx_hash_bytes = bytes.fromhex(tx_hash)[::-1] - tx_num = tx_db_get(DB_PREFIXES.TX_NUM_PREFIX.value + tx_hash_bytes) + tx_num = self.transaction_num_mapping.get(tx_hash_bytes) tx = None tx_height = -1 if tx_num is not None: - tx_num = unpack_be_uint64(tx_num) tx_height = bisect_right(tx_counts, tx_num) - if tx_height < self.db_height: - tx = tx_db_get(DB_PREFIXES.TX_PREFIX.value + tx_hash_bytes) + tx = tx_db_get(Prefixes.tx.pack_key(tx_hash_bytes)) if tx_height == -1: merkle = { 'block_height': -1 @@ -1204,67 +1003,10 @@ def min_undo_height(self, max_height): def undo_key(self, height: int) -> bytes: """DB key for undo information at the given height.""" - return DB_PREFIXES.UNDO_PREFIX.value + pack('>I', height) - - def read_undo_info(self, height): - """Read undo information from a file for the current height.""" - return self.db.get(self.undo_key(height)), self.db.get(Prefixes.undo.pack_key(self.fs_height)) - - def raw_block_prefix(self): - return 'block' - - def raw_block_path(self, height): - return os.path.join(self.env.db_dir, f'{self.raw_block_prefix()}{height:d}') - - async def read_raw_block(self, height): - """Returns a raw block read from disk. Raises FileNotFoundError - if the block isn't on-disk.""" + return Prefixes.undo.pack_key(height) - def read(): - with util.open_file(self.raw_block_path(height)) as f: - return f.read(-1) - - return await asyncio.get_event_loop().run_in_executor(self.executor, read) - - def write_raw_block(self, block, height): - """Write a raw block to disk.""" - with util.open_truncate(self.raw_block_path(height)) as f: - f.write(block) - # Delete old blocks to prevent them accumulating - try: - del_height = self.min_undo_height(height) - 1 - os.remove(self.raw_block_path(del_height)) - except FileNotFoundError: - pass - - def clear_excess_undo_info(self): - """Clear excess undo info. Only most recent N are kept.""" - min_height = self.min_undo_height(self.db_height) - keys = [] - for key, hist in self.db.iterator(prefix=DB_PREFIXES.UNDO_PREFIX.value): - height, = unpack('>I', key[-4:]) - if height >= min_height: - break - keys.append(key) - - if keys: - with self.db.write_batch() as batch: - for key in keys: - batch.delete(key) - self.logger.info(f'deleted {len(keys):,d} stale undo entries') - - # delete old block files - prefix = self.raw_block_prefix() - paths = [path for path in glob(f'{prefix}[0-9]*') - if len(path) > len(prefix) - and int(path[len(prefix):]) < min_height] - if paths: - for path in paths: - try: - os.remove(path) - except FileNotFoundError: - pass - self.logger.info(f'deleted {len(paths):,d} stale block files') + def read_undo_info(self, height: int): + return self.db.get(Prefixes.undo.pack_key(height)) # -- UTXO database diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index a78299efb1..5f230f53f0 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -82,7 +82,7 @@ def check_supports(claim_id, lbrycrd_supports): check_supports(c['claimId'], c['supports']) claim_hash = bytes.fromhex(c['claimId']) self.assertEqual(c['validAtHeight'], db.get_activation( - db.total_transactions.index(bytes.fromhex(c['txId'])[::-1]), c['n'] + db.transaction_num_mapping[bytes.fromhex(c['txId'])[::-1]], c['n'] )) self.assertEqual(c['effectiveAmount'], db.get_effective_amount(claim_hash)) From 7de06aa1e0dba5660d271ce67f90bfb3f74b9054 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 14 Jul 2021 13:11:37 -0400 Subject: [PATCH 105/206] delete stale code --- lbry/wallet/server/mempool.py | 34 ---------------------------------- 1 file changed, 34 deletions(-) diff --git a/lbry/wallet/server/mempool.py b/lbry/wallet/server/mempool.py index 276fcf66cf..da01cb6d8f 100644 --- a/lbry/wallet/server/mempool.py +++ b/lbry/wallet/server/mempool.py @@ -132,40 +132,6 @@ async def _logging(self, synchronized_event): await asyncio.sleep(self.log_status_secs) await synchronized_event.wait() - async def _refresh_histogram(self, synchronized_event): - while True: - await synchronized_event.wait() - async with self.lock: - self._update_histogram(100_000) - await asyncio.sleep(self.coin.MEMPOOL_HISTOGRAM_REFRESH_SECS) - - def _update_histogram(self, bin_size): - # Build a histogram by fee rate - histogram = defaultdict(int) - for tx in self.txs.values(): - histogram[tx.fee // tx.size] += tx.size - - # Now compact it. For efficiency, get_fees returns a - # compact histogram with variable bin size. The compact - # histogram is an array of (fee_rate, vsize) values. - # vsize_n is the cumulative virtual size of mempool - # transactions with a fee rate in the interval - # [rate_(n-1), rate_n)], and rate_(n-1) > rate_n. - # Intervals are chosen to create tranches containing at - # least 100kb of transactions - compact = [] - cum_size = 0 - r = 0 # ? - for fee_rate, size in sorted(histogram.items(), reverse=True): - cum_size += size - if cum_size + r > bin_size: - compact.append((fee_rate, cum_size)) - r += cum_size - bin_size - cum_size = 0 - bin_size *= 1.1 - self.logger.info(f'compact fee histogram: {compact}') - self.cached_compact_histogram = compact - def _accept_transactions(self, tx_map, utxo_map, touched): """Accept transactions in tx_map to the mempool if all their inputs can be found in the existing mempool or a utxo_map from the From 07e182aa161a07f24e906ca49550dbba5243bec8 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 14 Jul 2021 13:39:06 -0400 Subject: [PATCH 106/206] rename --- lbry/wallet/server/block_processor.py | 2 +- lbry/wallet/server/db/__init__.py | 25 +++++++++++-------------- lbry/wallet/server/db/prefixes.py | 20 ++++++++++---------- lbry/wallet/server/leveldb.py | 14 +++++++------- 4 files changed, 29 insertions(+), 32 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 6615e7b0ac..637a4a0f72 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -430,7 +430,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu if signing_channel: raw_channel_tx = self.db.db.get( - DB_PREFIXES.TX_PREFIX.value + self.db.total_transactions[signing_channel.tx_num] + DB_PREFIXES.tx.value + self.db.total_transactions[signing_channel.tx_num] ) channel_pub_key_bytes = None try: diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index a56958c29d..c6723afbfb 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -24,18 +24,15 @@ class DB_PREFIXES(enum.Enum): repost = b'V' reposted_claim = b'W' - undo_claimtrie = b'M' - - HISTORY_PREFIX = b'A' - TX_PREFIX = b'B' - BLOCK_HASH_PREFIX = b'C' - HEADER_PREFIX = b'H' - TX_NUM_PREFIX = b'N' - TX_COUNT_PREFIX = b'T' - UNDO_PREFIX = b'U' - TX_HASH_PREFIX = b'X' - - HASHX_UTXO_PREFIX = b'h' + undo = b'M' + + tx = b'B' + block_hash = b'C' + header = b'H' + tx_num = b'N' + tx_count = b'T' + tx_hash = b'X' + utxo = b'u' + hashx_utxo = b'h' + hashx_history = b'x' db_state = b's' - UTXO_PREFIX = b'u' - HASHX_HISTORY_PREFIX = b'x' diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 74c2b29844..d1cc21b999 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -938,7 +938,7 @@ def pack_item(cls, reposted_claim_hash: bytes, tx_num: int, position: int, claim class UndoPrefixRow(PrefixRow): - prefix = DB_PREFIXES.undo_claimtrie.value + prefix = DB_PREFIXES.undo.value key_struct = struct.Struct(b'>Q') @classmethod @@ -965,7 +965,7 @@ def pack_item(cls, height: int, undo_ops: bytes): class BlockHashPrefixRow(PrefixRow): - prefix = DB_PREFIXES.BLOCK_HASH_PREFIX.value + prefix = DB_PREFIXES.block_hash.value key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>32s') @@ -991,7 +991,7 @@ def pack_item(cls, height: int, block_hash: bytes): class BlockHeaderPrefixRow(PrefixRow): - prefix = DB_PREFIXES.HEADER_PREFIX.value + prefix = DB_PREFIXES.header.value key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>112s') @@ -1017,7 +1017,7 @@ def pack_item(cls, height: int, header: bytes): class TXNumPrefixRow(PrefixRow): - prefix = DB_PREFIXES.TX_NUM_PREFIX.value + prefix = DB_PREFIXES.tx_num.value key_struct = struct.Struct(b'>32s') value_struct = struct.Struct(b'>L') @@ -1043,7 +1043,7 @@ def pack_item(cls, tx_hash: bytes, tx_num: int): class TxCountPrefixRow(PrefixRow): - prefix = DB_PREFIXES.TX_COUNT_PREFIX.value + prefix = DB_PREFIXES.tx_count.value key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>L') @@ -1069,7 +1069,7 @@ def pack_item(cls, height: int, tx_count: int): class TXHashPrefixRow(PrefixRow): - prefix = DB_PREFIXES.TX_HASH_PREFIX.value + prefix = DB_PREFIXES.tx_hash.value key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>32s') @@ -1095,7 +1095,7 @@ def pack_item(cls, tx_num: int, tx_hash: bytes): class TXPrefixRow(PrefixRow): - prefix = DB_PREFIXES.TX_PREFIX.value + prefix = DB_PREFIXES.tx.value key_struct = struct.Struct(b'>32s') @classmethod @@ -1120,7 +1120,7 @@ def pack_item(cls, tx_hash: bytes, raw_tx: bytes): class UTXOPrefixRow(PrefixRow): - prefix = DB_PREFIXES.UTXO_PREFIX.value + prefix = DB_PREFIXES.utxo.value key_struct = struct.Struct(b'>11sLH') value_struct = struct.Struct(b'>Q') @@ -1153,7 +1153,7 @@ def pack_item(cls, hashX: bytes, tx_num: int, nout: int, amount: int): class HashXUTXOPrefixRow(PrefixRow): - prefix = DB_PREFIXES.HASHX_UTXO_PREFIX.value + prefix = DB_PREFIXES.hashx_utxo.value key_struct = struct.Struct(b'>4sLH') value_struct = struct.Struct(b'>11s') @@ -1186,7 +1186,7 @@ def pack_item(cls, short_tx_hash: bytes, tx_num: int, nout: int, hashX: bytes): class HashXHistoryPrefixRow(PrefixRow): - prefix = DB_PREFIXES.HASHX_HISTORY_PREFIX.value + prefix = DB_PREFIXES.hashx_history.value key_struct = struct.Struct(b'>11sL') key_part_lambdas = [ diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 4441e7c4fe..d31e81eea5 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -417,7 +417,7 @@ def get_expired_by_height(self, height: int) -> Dict[bytes, Tuple[int, int, str, for _k, _v in self.db.iterator(prefix=Prefixes.claim_expiration.pack_partial_key(height)): k, v = Prefixes.claim_expiration.unpack_item(_k, _v) tx_hash = self.total_transactions[k.tx_num] - tx = self.coin.transaction(self.db.get(DB_PREFIXES.TX_PREFIX.value + tx_hash)) + tx = self.coin.transaction(self.db.get(DB_PREFIXES.tx.value + tx_hash)) # treat it like a claim spend so it will delete/abandon properly # the _spend_claim function this result is fed to expects a txi, so make a mock one # print(f"\texpired lbry://{v.name} {v.claim_hash.hex()}") @@ -443,7 +443,7 @@ def get_claim_txos_for_name(self, name: str): def get_claim_metadata(self, tx_hash, nout): raw = self.db.get( - DB_PREFIXES.TX_PREFIX.value + tx_hash + DB_PREFIXES.tx.value + tx_hash ) try: output = self.coin.transaction(raw).outputs[nout] @@ -493,7 +493,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): if reposted_claim: reposted_tx_hash = self.total_transactions[reposted_claim.tx_num] raw_reposted_claim_tx = self.db.get( - DB_PREFIXES.TX_PREFIX.value + reposted_tx_hash + DB_PREFIXES.tx.value + reposted_tx_hash ) try: reposted_claim_txo = self.coin.transaction( @@ -659,8 +659,8 @@ async def _read_tx_counts(self): def get_counts(): return tuple( - util.unpack_be_uint64(tx_count) - for tx_count in self.db.iterator(prefix=DB_PREFIXES.TX_COUNT_PREFIX.value, include_key=False) + Prefixes.tx_count.unpack_value(packed_tx_count).tx_count + for packed_tx_count in self.db.iterator(prefix=Prefixes.tx_count.value, include_key=False) ) tx_counts = await asyncio.get_event_loop().run_in_executor(self.executor, get_counts) @@ -675,7 +675,7 @@ def get_counts(): async def _read_txids(self): def get_txids(): - return list(self.db.iterator(prefix=DB_PREFIXES.TX_HASH_PREFIX.value, include_key=False)) + return list(self.db.iterator(prefix=Prefixes.tx_hash.prefix, include_key=False)) start = time.perf_counter() self.logger.info("loading txids") @@ -694,7 +694,7 @@ async def _read_headers(self): def get_headers(): return [ - header for header in self.db.iterator(prefix=DB_PREFIXES.HEADER_PREFIX.value, include_key=False) + header for header in self.db.iterator(prefix=Prefixes.header.prefix, include_key=False) ] headers = await asyncio.get_event_loop().run_in_executor(self.executor, get_headers) From 7a56eff1ac37b4643f29437c05eee193b13224cc Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 16 Jul 2021 14:43:33 -0400 Subject: [PATCH 107/206] small fixes --- lbry/extras/daemon/daemon.py | 2 +- lbry/wallet/ledger.py | 2 +- lbry/wallet/network.py | 8 ++++---- lbry/wallet/server/leveldb.py | 6 +++++- tests/integration/blockchain/test_network.py | 2 +- 5 files changed, 12 insertions(+), 8 deletions(-) diff --git a/lbry/extras/daemon/daemon.py b/lbry/extras/daemon/daemon.py index d40db5698c..2124111880 100644 --- a/lbry/extras/daemon/daemon.py +++ b/lbry/extras/daemon/daemon.py @@ -4150,7 +4150,7 @@ async def jsonrpc_collection_resolve( wallet = self.wallet_manager.get_wallet_or_default(wallet_id) if claim_id: - txo = await self.ledger.get_claim_by_claim_id(wallet.accounts, claim_id) + txo = await self.ledger.get_claim_by_claim_id(claim_id, wallet.accounts) if not isinstance(txo, Output) or not txo.is_claim: # TODO: use error from lbry.error raise Exception(f"Could not find collection with claim_id '{claim_id}'.") diff --git a/lbry/wallet/ledger.py b/lbry/wallet/ledger.py index d671b1e2ab..9583c22a78 100644 --- a/lbry/wallet/ledger.py +++ b/lbry/wallet/ledger.py @@ -556,7 +556,7 @@ async def update_history(self, address, remote_status, address_manager: AddressM log.info("Sync finished for address %s: %d/%d", address, len(pending_synced_history), len(to_request)) assert len(pending_synced_history) == len(remote_history), \ - f"{len(pending_synced_history)} vs {len(remote_history)}" + f"{len(pending_synced_history)} vs {len(remote_history)} for {address}" synced_history = "" for remote_i, i in zip(range(len(remote_history)), sorted(pending_synced_history.keys())): assert i == remote_i, f"{i} vs {remote_i}" diff --git a/lbry/wallet/network.py b/lbry/wallet/network.py index 0898d7e67d..5f796bef53 100644 --- a/lbry/wallet/network.py +++ b/lbry/wallet/network.py @@ -238,7 +238,7 @@ async def resolve_spv(server, port): log.exception("error looking up dns for spv server %s:%i", server, port) # accumulate the dns results - if self.config['explicit_servers']: + if self.config.get('explicit_servers', []): hubs = self.config['explicit_servers'] elif self.known_hubs: hubs = self.known_hubs @@ -254,7 +254,7 @@ async def get_n_fastest_spvs(self, timeout=3.0) -> Dict[Tuple[str, int], Optiona sent_ping_timestamps = {} _, ip_to_hostnames = await self.resolve_spv_dns() n = len(ip_to_hostnames) - log.info("%i possible spv servers to try (%i urls in config)", n, len(self.config['explicit_servers'])) + log.info("%i possible spv servers to try (%i urls in config)", n, len(self.config.get('explicit_servers', []))) pongs = {} known_hubs = self.known_hubs try: @@ -299,8 +299,8 @@ async def connect_to_fastest(self) -> Optional[ClientSession]: if (pong is not None and self.jurisdiction is not None) and \ (pong.country_name != self.jurisdiction): continue - client = ClientSession(network=self, server=(host, port), timeout=self.config['hub_timeout'], - concurrency=self.config['concurrent_hub_requests']) + client = ClientSession(network=self, server=(host, port), timeout=self.config.get('hub_timeout', 30), + concurrency=self.config.get('concurrent_hub_requests', 30)) try: await client.create_connection() log.warning("Connected to spv server %s:%i", host, port) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index d31e81eea5..4132e8c332 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -660,7 +660,7 @@ async def _read_tx_counts(self): def get_counts(): return tuple( Prefixes.tx_count.unpack_value(packed_tx_count).tx_count - for packed_tx_count in self.db.iterator(prefix=Prefixes.tx_count.value, include_key=False) + for packed_tx_count in self.db.iterator(prefix=Prefixes.tx_count.prefix, include_key=False) ) tx_counts = await asyncio.get_event_loop().run_in_executor(self.executor, get_counts) @@ -1083,8 +1083,12 @@ def lookup_utxos(): utxos = [] utxo_append = utxos.append for (tx_hash, nout) in prevouts: + if tx_hash not in self.transaction_num_mapping: + continue tx_num = self.transaction_num_mapping[tx_hash] hashX = self.db.get(Prefixes.hashX_utxo.pack_key(tx_hash[:4], tx_num, nout)) + if not hashX: + continue utxo_value = self.db.get(Prefixes.utxo.pack_key(hashX, tx_num, nout)) if utxo_value: utxo_append((hashX, Prefixes.utxo.unpack_value(utxo_value).amount)) diff --git a/tests/integration/blockchain/test_network.py b/tests/integration/blockchain/test_network.py index 25092d6f50..3f757f14b3 100644 --- a/tests/integration/blockchain/test_network.py +++ b/tests/integration/blockchain/test_network.py @@ -178,7 +178,7 @@ async def test_wallet_connects_despite_lack_of_udp(self): class ServerPickingTestCase(AsyncioTestCase): async def _make_udp_server(self, port, latency) -> StatusServer: s = StatusServer() - await s.start(0, b'\x00' * 32, '127.0.0.1', port) + await s.start(0, b'\x00' * 32, 'US', '127.0.0.1', port, True) s.set_available() sendto = s._protocol.transport.sendto From 496f89f184374be78027665e7e0ddbc4a57cfdd9 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 16 Jul 2021 14:46:46 -0400 Subject: [PATCH 108/206] reorg claims in the search index --- lbry/wallet/server/block_processor.py | 100 +++++++++++++----- lbry/wallet/server/db/__init__.py | 1 + lbry/wallet/server/db/prefixes.py | 48 +++++++++ lbry/wallet/server/leveldb.py | 10 +- .../blockchain/test_claim_commands.py | 9 +- .../blockchain/test_resolve_command.py | 12 +++ 6 files changed, 150 insertions(+), 30 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 637a4a0f72..c33bd19f54 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -249,8 +249,12 @@ def __init__(self, env, db: 'LevelDB', daemon, notifications, shutdown_event: as self.possible_future_claim_amount_by_name_and_hash: Dict[Tuple[str, bytes], int] = {} self.possible_future_support_txos_by_claim_hash: DefaultDict[bytes, List[Tuple[int, int]]] = defaultdict(list) - self.removed_claims_to_send_es = set() + self.removed_claims_to_send_es = set() # cumulative changes across blocks to send ES self.touched_claims_to_send_es = set() + + self.removed_claim_hashes: Set[bytes] = set() # per block changes + self.touched_claim_hashes: Set[bytes] = set() + self.signatures_changed = set() self.pending_reposted = set() @@ -268,16 +272,9 @@ def claim_producer(self): if self.db.db_height <= 1: return - to_send_es = set(self.touched_claims_to_send_es) - to_send_es.update(self.pending_reposted.difference(self.removed_claims_to_send_es)) - to_send_es.update( - {k for k, v in self.pending_channel_counts.items() if v != 0}.difference( - self.removed_claims_to_send_es) - ) - for claim_hash in self.removed_claims_to_send_es: yield 'delete', claim_hash.hex() - for claim in self.db.claims_producer(to_send_es): + for claim in self.db.claims_producer(self.touched_claims_to_send_es): yield 'update', claim async def run_in_thread_with_lock(self, func, *args): @@ -313,14 +310,12 @@ async def check_and_advance_blocks(self, raw_blocks): await self.run_in_thread_with_lock(self.advance_block, block) self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) # TODO: we shouldnt wait on the search index updating before advancing to the next block - if not self.db.first_sync: - await self.db.search_index.claim_consumer(self.claim_producer()) - self.db.search_index.clear_caches() - self.touched_claims_to_send_es.clear() - self.removed_claims_to_send_es.clear() - self.pending_reposted.clear() - self.pending_channel_counts.clear() - # print("******************\n") + if not self.db.first_sync: + await self.db.search_index.claim_consumer(self.claim_producer()) + self.db.search_index.clear_caches() + self.touched_claims_to_send_es.clear() + self.removed_claims_to_send_es.clear() + # print("******************\n") except: self.logger.exception("advance blocks failed") raise @@ -351,6 +346,14 @@ async def check_and_advance_blocks(self, raw_blocks): assert count > 0, count for _ in range(count): await self.run_in_thread_with_lock(self.backup_block) + for touched in self.touched_claims_to_send_es: + if not self.db.get_claim_txo(touched): + self.removed_claims_to_send_es.add(touched) + self.touched_claims_to_send_es.difference_update(self.removed_claims_to_send_es) + await self.db.search_index.claim_consumer(self.claim_producer()) + self.db.search_index.clear_caches() + self.touched_claims_to_send_es.clear() + self.removed_claims_to_send_es.clear() await self.prefetcher.reset_height(self.height) self.reorg_count_metric.inc() except: @@ -995,6 +998,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ).get_activate_ops() ) self.db_op_stack.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) + self.touched_claim_hashes.add(winning_including_future_activations) + if controlling and controlling.claim_hash not in self.abandoned_claims: + self.touched_claim_hashes.add(controlling.claim_hash) elif not controlling or (winning_claim_hash != controlling.claim_hash and name in names_with_abandoned_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): @@ -1025,6 +1031,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t ).get_activate_ops() ) self.db_op_stack.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) + if controlling and controlling.claim_hash not in self.abandoned_claims: + self.touched_claim_hashes.add(controlling.claim_hash) + self.touched_claim_hashes.add(winning_claim_hash) elif winning_claim_hash == controlling.claim_hash: # print("\tstill winning") pass @@ -1048,19 +1057,23 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if (controlling and winning != controlling.claim_hash) or (not controlling and winning): # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") self.db_op_stack.extend(get_takeover_name_ops(name, winning, height, controlling)) + if controlling: + self.touched_claim_hashes.add(controlling.claim_hash) + self.touched_claim_hashes.add(winning) + def _get_cumulative_update_ops(self): # gather cumulative removed/touched sets to update the search index - self.removed_claims_to_send_es.update(set(self.abandoned_claims.keys())) - self.touched_claims_to_send_es.update( + self.removed_claim_hashes.update(set(self.abandoned_claims.keys())) + self.touched_claim_hashes.update( set(self.activated_support_amount_by_claim.keys()).union( set(claim_hash for (_, claim_hash) in self.activated_claim_amount_by_name_and_hash.keys()) ).union(self.signatures_changed).union( set(self.removed_active_support_amount_by_claim.keys()) - ).difference(self.removed_claims_to_send_es) + ).difference(self.removed_claim_hashes) ) # use the cumulative changes to update bid ordered resolve - for removed in self.removed_claims_to_send_es: + for removed in self.removed_claim_hashes: removed_claim = self.db.get_claim_txo(removed) if removed_claim: amt = self.db.get_url_effective_amount( @@ -1071,7 +1084,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t removed_claim.name, amt.effective_amount, amt.tx_num, amt.position, removed )) - for touched in self.touched_claims_to_send_es: + for touched in self.touched_claim_hashes: if touched in self.claim_hash_to_txo: pending = self.txo_to_claim[self.claim_hash_to_txo[touched]] name, tx_num, position = pending.name, pending.tx_num, pending.position @@ -1098,6 +1111,16 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t tx_num, position, touched) ) + self.touched_claim_hashes.update( + {k for k in self.pending_reposted if k not in self.removed_claim_hashes} + ) + self.touched_claim_hashes.update( + {k for k, v in self.pending_channel_counts.items() if v != 0 and k not in self.removed_claim_hashes} + ) + self.touched_claims_to_send_es.difference_update(self.removed_claim_hashes) + self.touched_claims_to_send_es.update(self.touched_claim_hashes) + self.removed_claims_to_send_es.update(self.removed_claim_hashes) + def advance_block(self, block): height = self.height + 1 # print("advance ", height) @@ -1168,6 +1191,9 @@ def advance_block(self, block): # activate claims and process takeovers self._get_takeover_ops(height) + # update effective amount and update sets of touched and deleted claims + self._get_cumulative_update_ops() + self.db_op_stack.append(RevertablePut(*Prefixes.header.pack_item(height, block.header))) self.db_op_stack.append(RevertablePut(*Prefixes.tx_count.pack_item(height, tx_count))) @@ -1185,8 +1211,20 @@ def advance_block(self, block): self.tx_count = tx_count self.db.tx_counts.append(self.tx_count) - if height >= self.daemon.cached_height() - self.env.reorg_limit: - self.db_op_stack.append(RevertablePut(*Prefixes.undo.pack_item(height, self.db_op_stack.get_undo_ops()))) + cached_max_reorg_depth = self.daemon.cached_height() - self.env.reorg_limit + if height >= cached_max_reorg_depth: + self.db_op_stack.append( + RevertablePut( + *Prefixes.touched_or_deleted.pack_item( + height, self.touched_claim_hashes, self.removed_claim_hashes + ) + ) + ) + self.db_op_stack.append( + RevertablePut( + *Prefixes.undo.pack_item(height, self.db_op_stack.get_undo_ops()) + ) + ) self.height = height self.db.headers.append(block.header) @@ -1220,16 +1258,26 @@ def clear_after_advance_or_reorg(self): self.hashXs_by_tx.clear() self.history_cache.clear() self.notifications.notified_mempool_txs.clear() + self.removed_claim_hashes.clear() + self.touched_claim_hashes.clear() + self.pending_reposted.clear() + self.pending_channel_counts.clear() def backup_block(self): self.db.assert_flushed(self.flush_data()) self.logger.info("backup block %i", self.height) # Check and update self.tip - undo_ops = self.db.read_undo_info(self.height) + undo_ops, touched_and_deleted_bytes = self.db.read_undo_info(self.height) if undo_ops is None: raise ChainError(f'no undo information found for height {self.height:,d}') - self.db_op_stack.apply_packed_undo_ops(undo_ops) self.db_op_stack.append(RevertableDelete(Prefixes.undo.pack_key(self.height), undo_ops)) + self.db_op_stack.apply_packed_undo_ops(undo_ops) + + touched_and_deleted = Prefixes.touched_or_deleted.unpack_value(touched_and_deleted_bytes) + self.touched_claims_to_send_es.update(touched_and_deleted.touched_claims) + self.removed_claims_to_send_es.difference_update(touched_and_deleted.touched_claims) + self.removed_claims_to_send_es.update(touched_and_deleted.deleted_claims) + self.db.headers.pop() self.block_hashes.pop() self.db.tx_counts.pop() diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index c6723afbfb..ec33b6ead0 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -25,6 +25,7 @@ class DB_PREFIXES(enum.Enum): reposted_claim = b'W' undo = b'M' + claim_diff = b'Y' tx = b'B' block_hash = b'C' diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index d1cc21b999..86254f394c 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -387,6 +387,20 @@ def __str__(self): return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" +class TouchedOrDeletedClaimKey(typing.NamedTuple): + height: int + + +class TouchedOrDeletedClaimValue(typing.NamedTuple): + touched_claims: typing.Set[bytes] + deleted_claims: typing.Set[bytes] + + def __str__(self): + return f"{self.__class__.__name__}(" \ + f"touched_claims={','.join(map(lambda x: x.hex(), self.touched_claims))}," \ + f"deleted_claims={','.join(map(lambda x: x.hex(), self.deleted_claims))})" + + class ActiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.active_amount.value key_struct = struct.Struct(b'>20sBLLH') @@ -1219,6 +1233,38 @@ def pack_item(cls, hashX: bytes, height: int, history: typing.List[int]): return cls.pack_key(hashX, height), cls.pack_value(history) +class TouchedOrDeletedPrefixRow(PrefixRow): + prefix = DB_PREFIXES.claim_diff.value + key_struct = struct.Struct(b'>L') + value_struct = struct.Struct(b'>LL') + + @classmethod + def pack_key(cls, height: int): + return super().pack_key(height) + + @classmethod + def unpack_key(cls, key: bytes) -> TouchedOrDeletedClaimKey: + return TouchedOrDeletedClaimKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, touched, deleted) -> bytes: + return cls.value_struct.pack(len(touched), len(deleted)) + b''.join(touched) + b''.join(deleted) + + @classmethod + def unpack_value(cls, data: bytes) -> TouchedOrDeletedClaimValue: + touched_len, deleted_len = cls.value_struct.unpack(data[:8]) + assert len(data) == 20 * (touched_len + deleted_len) + 8 + touched_bytes, deleted_bytes = data[8:touched_len*20+8], data[touched_len*20+8:touched_len*20+deleted_len*20+8] + return TouchedOrDeletedClaimValue( + {touched_bytes[8+20*i:8+20*(i+1)] for i in range(touched_len)}, + {deleted_bytes[8+20*i:8+20*(i+1)] for i in range(deleted_len)} + ) + + @classmethod + def pack_item(cls, height, touched, deleted): + return cls.pack_key(height), cls.pack_value(touched, deleted) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -1252,6 +1298,8 @@ class Prefixes: tx_num = TXNumPrefixRow tx = TXPrefixRow header = BlockHeaderPrefixRow + touched_or_deleted = TouchedOrDeletedPrefixRow + ROW_TYPES = { diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 4132e8c332..61dec5697d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -784,12 +784,18 @@ def flush_dbs(self, flush_data: FlushData): min_height = self.min_undo_height(self.db_height) delete_undo_keys = [] - if min_height > 0: + if min_height > 0: # delete undos for blocks deep enough they can't be reorged delete_undo_keys.extend( self.db.iterator( start=Prefixes.undo.pack_key(0), stop=Prefixes.undo.pack_key(min_height), include_value=False ) ) + delete_undo_keys.extend( + self.db.iterator( + start=Prefixes.touched_or_deleted.pack_key(0), + stop=Prefixes.touched_or_deleted.pack_key(min_height), include_value=False + ) + ) with self.db.write_batch() as batch: batch_put = batch.put @@ -1006,7 +1012,7 @@ def undo_key(self, height: int) -> bytes: return Prefixes.undo.pack_key(height) def read_undo_info(self, height: int): - return self.db.get(Prefixes.undo.pack_key(height)) + return self.db.get(Prefixes.undo.pack_key(height)), self.db.get(Prefixes.touched_or_deleted.pack_key(height)) # -- UTXO database diff --git a/tests/integration/blockchain/test_claim_commands.py b/tests/integration/blockchain/test_claim_commands.py index 541b6e72c4..2e7b36cea8 100644 --- a/tests/integration/blockchain/test_claim_commands.py +++ b/tests/integration/blockchain/test_claim_commands.py @@ -813,10 +813,15 @@ async def test_txo_plot(self): stream_id = self.get_claim_id(await self.stream_create()) await self.support_create(stream_id, '0.3') await self.support_create(stream_id, '0.2') - await self.generate(day_blocks) + await self.generate(day_blocks // 2) + await self.stream_update(stream_id) + await self.generate(day_blocks // 2) await self.support_create(stream_id, '0.4') await self.support_create(stream_id, '0.5') - await self.generate(day_blocks) + await self.stream_update(stream_id) + await self.generate(day_blocks // 2) + await self.stream_update(stream_id) + await self.generate(day_blocks // 2) await self.support_create(stream_id, '0.6') plot = await self.txo_plot(type='support') diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 5f230f53f0..55b7103238 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -17,8 +17,13 @@ async def assertResolvesToClaimId(self, name, claim_id): if claim_id is None: self.assertIn('error', other) self.assertEqual(other['error']['name'], 'NOT_FOUND') + claims_from_es = (await self.conductor.spv_node.server.bp.db.search_index.search(name=name))[0] + claims_from_es = [c['claim_hash'][::-1].hex() for c in claims_from_es] + self.assertNotIn(claim_id, claims_from_es) else: + claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search(claim_id=claim_id) self.assertEqual(claim_id, other['claim_id']) + self.assertEqual(claim_id, claim_from_es[0][0]['claim_hash'][::-1].hex()) async def assertNoClaimForName(self, name: str): lbrycrd_winning = json.loads(await self.blockchain._cli_cmnd('getvalueforname', name)) @@ -28,11 +33,18 @@ async def assertNoClaimForName(self, name: str): self.assertIsInstance(stream, LookupError) else: self.assertIsInstance(channel, LookupError) + claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search(name=name) + self.assertListEqual([], claim_from_es[0]) async def assertMatchWinningClaim(self, name): expected = json.loads(await self.blockchain._cli_cmnd('getvalueforname', name)) stream, channel = await self.conductor.spv_node.server.bp.db.fs_resolve(name) claim = stream if stream else channel + claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search( + claim_id=claim.claim_hash.hex() + ) + self.assertEqual(len(claim_from_es[0]), 1) + self.assertEqual(claim_from_es[0][0]['claim_hash'][::-1].hex(), claim.claim_hash.hex()) self.assertEqual(expected['claimId'], claim.claim_hash.hex()) self.assertEqual(expected['validAtHeight'], claim.activation_height) self.assertEqual(expected['lastTakeoverHeight'], claim.last_takeover_height) From a6ee8dc66e527e1adcdaed991ba5ea06477aacd2 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 16 Jul 2021 14:47:55 -0400 Subject: [PATCH 109/206] fix touched hashXs notifications --- lbry/wallet/server/block_processor.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index c33bd19f54..14c4d175e5 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -328,7 +328,7 @@ async def check_and_advance_blocks(self, raw_blocks): self.logger.info('processed {:,d} block{} in {:.1f}s'.format(len(blocks), s, processed_time)) if self._caught_up_event.is_set(): await self.notifications.on_block(self.touched, self.height) - self.touched = set() + self.touched.clear() elif hprevs[0] != chain[0]: min_start_height = max(self.height - self.coin.REORG_LIMIT, 0) count = 1 @@ -1296,6 +1296,7 @@ def backup_block(self): def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> Optional[bytes]: hashX = self.coin.hashX_from_script(txout.pk_script) if hashX: + self.touched.add(hashX) self.utxo_cache[(tx_hash, nout)] = hashX self.db_op_stack.extend([ RevertablePut( @@ -1332,6 +1333,7 @@ def spend_utxo(self, tx_hash: bytes, nout: int): ) raise ChainError(f"{hash_to_hex_str(tx_hash)}:{nout} is not found in UTXO db for {hash_to_hex_str(hashX)}") # Remove both entries for this UTXO + self.touched.add(hashX) self.db_op_stack.extend([ RevertableDelete(hdb_key, hashX), RevertableDelete(udb_key, utxo_value_packed) From 292d272a94ec0d3a3b6b0a9ad591e3dc35a567b0 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 16 Jul 2021 14:51:10 -0400 Subject: [PATCH 110/206] combine MemPool and Notifications classes --- lbry/wallet/server/block_processor.py | 10 +-- lbry/wallet/server/mempool.py | 121 +++++++++++--------------- lbry/wallet/server/server.py | 83 ++---------------- lbry/wallet/server/session.py | 4 +- 4 files changed, 68 insertions(+), 150 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 14c4d175e5..5ac14f4ee7 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -174,11 +174,11 @@ class BlockProcessor: "reorg_count", "Number of reorgs", namespace=NAMESPACE ) - def __init__(self, env, db: 'LevelDB', daemon, notifications, shutdown_event: asyncio.Event): + def __init__(self, env, db: 'LevelDB', daemon, mempool, shutdown_event: asyncio.Event): self.env = env self.db = db self.daemon = daemon - self.notifications = notifications + self.mempool = mempool self.shutdown_event = shutdown_event self.coin = env.coin @@ -327,7 +327,7 @@ async def check_and_advance_blocks(self, raw_blocks): s = '' if len(blocks) == 1 else 's' self.logger.info('processed {:,d} block{} in {:.1f}s'.format(len(blocks), s, processed_time)) if self._caught_up_event.is_set(): - await self.notifications.on_block(self.touched, self.height) + await self.mempool.on_block(self.touched, self.height) self.touched.clear() elif hprevs[0] != chain[0]: min_start_height = max(self.height - self.coin.REORG_LIMIT, 0) @@ -371,7 +371,6 @@ async def check_and_advance_blocks(self, raw_blocks): 'resetting the prefetcher') await self.prefetcher.reset_height(self.height) - # - Flushing def flush_data(self): """The data for a flush. The lock must be taken.""" @@ -1135,7 +1134,6 @@ def advance_block(self, block): # Use local vars for speed in the loops spend_utxo = self.spend_utxo add_utxo = self.add_utxo - spend_claim_or_support_txo = self._spend_claim_or_support_txo add_claim_or_support = self._add_claim_or_support @@ -1257,7 +1255,7 @@ def clear_after_advance_or_reorg(self): self.utxo_cache.clear() self.hashXs_by_tx.clear() self.history_cache.clear() - self.notifications.notified_mempool_txs.clear() + self.mempool.notified_mempool_txs.clear() self.removed_claim_hashes.clear() self.touched_claim_hashes.clear() self.pending_reposted.clear() diff --git a/lbry/wallet/server/mempool.py b/lbry/wallet/server/mempool.py index da01cb6d8f..625649ac1b 100644 --- a/lbry/wallet/server/mempool.py +++ b/lbry/wallet/server/mempool.py @@ -9,15 +9,16 @@ import asyncio import itertools import time -from abc import ABC, abstractmethod +import attr +import typing +from typing import Set, Optional, Callable, Awaitable from collections import defaultdict from prometheus_client import Histogram - -import attr - from lbry.wallet.server.hash import hash_to_hex_str, hex_str_to_hash from lbry.wallet.server.util import class_logger, chunks from lbry.wallet.server.leveldb import UTXO +if typing.TYPE_CHECKING: + from lbry.wallet.server.session import LBRYSessionManager @attr.s(slots=True) @@ -37,47 +38,6 @@ class MemPoolTxSummary: has_unconfirmed_inputs = attr.ib() -class MemPoolAPI(ABC): - """A concrete instance of this class is passed to the MemPool object - and used by it to query DB and blockchain state.""" - - @abstractmethod - async def height(self): - """Query bitcoind for its height.""" - - @abstractmethod - def cached_height(self): - """Return the height of bitcoind the last time it was queried, - for any reason, without actually querying it. - """ - - @abstractmethod - async def mempool_hashes(self): - """Query bitcoind for the hashes of all transactions in its - mempool, returned as a list.""" - - @abstractmethod - async def raw_transactions(self, hex_hashes): - """Query bitcoind for the serialized raw transactions with the given - hashes. Missing transactions are returned as None. - - hex_hashes is an iterable of hexadecimal hash strings.""" - - @abstractmethod - async def lookup_utxos(self, prevouts): - """Return a list of (hashX, value) pairs each prevout if unspent, - otherwise return None if spent or not found. - - prevouts - an iterable of (hash, index) pairs - """ - - @abstractmethod - async def on_mempool(self, touched, new_touched, height): - """Called each time the mempool is synchronized. touched is a set of - hashXs touched since the previous call. height is the - daemon's height at the time the mempool was obtained.""" - - NAMESPACE = "wallet_server" HISTOGRAM_BUCKETS = ( .005, .01, .025, .05, .075, .1, .25, .5, .75, 1.0, 2.5, 5.0, 7.5, 10.0, 15.0, 20.0, 30.0, 60.0, float('inf') @@ -89,23 +49,14 @@ async def on_mempool(self, touched, new_touched, height): class MemPool: - """Representation of the daemon's mempool. - - coin - a coin class from coins.py - api - an object implementing MemPoolAPI - - Updated regularly in caught-up state. Goal is to enable efficient - response to the calls in the external interface. To that end we - maintain the following maps: - - tx: tx_hash -> MemPoolTx - hashXs: hashX -> set of all hashes of txs touching the hashX - """ - - def __init__(self, coin, api, refresh_secs=1.0, log_status_secs=120.0): - assert isinstance(api, MemPoolAPI) + def __init__(self, coin, daemon, db, refresh_secs=1.0, log_status_secs=120.0): self.coin = coin - self.api = api + self._daemon = daemon + self._db = db + self._touched_mp = {} + self._touched_bp = {} + self._highest_block = -1 + self.logger = class_logger(__name__, self.__class__.__name__) self.txs = {} self.hashXs = defaultdict(set) # None can be a key @@ -117,6 +68,7 @@ def __init__(self, coin, api, refresh_secs=1.0, log_status_secs=120.0): self.wakeup = asyncio.Event() self.mempool_process_time_metric = mempool_process_time_metric self.notified_mempool_txs = set() + self.notify_sessions: Optional[Callable[[int, Set[bytes], Set[bytes]], Awaitable[None]]] = None async def _logging(self, synchronized_event): """Print regular logs of mempool stats.""" @@ -189,9 +141,9 @@ async def _refresh_hashes(self, synchronized_event): """Refresh our view of the daemon's mempool.""" while True: start = time.perf_counter() - height = self.api.cached_height() - hex_hashes = await self.api.mempool_hashes() - if height != await self.api.height(): + height = self._daemon.cached_height() + hex_hashes = await self._daemon.mempool_hashes() + if height != await self._daemon.height(): continue hashes = {hex_str_to_hash(hh) for hh in hex_hashes} async with self.lock: @@ -203,7 +155,7 @@ async def _refresh_hashes(self, synchronized_event): } synchronized_event.set() synchronized_event.clear() - await self.api.on_mempool(touched, new_touched, height) + await self.on_mempool(touched, new_touched, height) duration = time.perf_counter() - start self.mempool_process_time_metric.observe(duration) try: @@ -258,8 +210,7 @@ async def _process_mempool(self, all_hashes): async def _fetch_and_accept(self, hashes, all_hashes, touched): """Fetch a list of mempool transactions.""" - hex_hashes_iter = (hash_to_hex_str(hash) for hash in hashes) - raw_txs = await self.api.raw_transactions(hex_hashes_iter) + raw_txs = await self._daemon.getrawtransactions((hash_to_hex_str(hash) for hash in hashes)) to_hashX = self.coin.hashX_from_script deserializer = self.coin.DESERIALIZER @@ -289,7 +240,7 @@ async def _fetch_and_accept(self, hashes, all_hashes, touched): prevouts = tuple(prevout for tx in tx_map.values() for prevout in tx.prevouts if prevout[0] not in all_hashes) - utxos = await self.api.lookup_utxos(prevouts) + utxos = await self._db.lookup_utxos(prevouts) utxo_map = dict(zip(prevouts, utxos)) return self._accept_transactions(tx_map, utxo_map, touched) @@ -373,3 +324,37 @@ def get_mempool_height(self, tx_hash): if unspent_inputs: return -1 return 0 + + async def _maybe_notify(self, new_touched): + tmp, tbp = self._touched_mp, self._touched_bp + common = set(tmp).intersection(tbp) + if common: + height = max(common) + elif tmp and max(tmp) == self._highest_block: + height = self._highest_block + else: + # Either we are processing a block and waiting for it to + # come in, or we have not yet had a mempool update for the + # new block height + return + touched = tmp.pop(height) + for old in [h for h in tmp if h <= height]: + del tmp[old] + for old in [h for h in tbp if h <= height]: + touched.update(tbp.pop(old)) + # print("notify", height, len(touched), len(new_touched)) + await self.notify_sessions(height, touched, new_touched) + + async def start(self, height, session_manager: 'LBRYSessionManager'): + self._highest_block = height + self.notify_sessions = session_manager._notify_sessions + await self.notify_sessions(height, set(), set()) + + async def on_mempool(self, touched, new_touched, height): + self._touched_mp[height] = touched + await self._maybe_notify(new_touched) + + async def on_block(self, touched, height): + self._touched_bp[height] = touched + self._highest_block = height + await self._maybe_notify(set()) diff --git a/lbry/wallet/server/server.py b/lbry/wallet/server/server.py index bad970c78b..ff7958872b 100644 --- a/lbry/wallet/server/server.py +++ b/lbry/wallet/server/server.py @@ -5,66 +5,13 @@ import typing import lbry -from lbry.wallet.server.mempool import MemPool, MemPoolAPI +from lbry.wallet.server.mempool import MemPool +from lbry.wallet.server.block_processor import BlockProcessor +from lbry.wallet.server.leveldb import LevelDB +from lbry.wallet.server.session import LBRYSessionManager from lbry.prometheus import PrometheusServer -class Notifications: - # hashX notifications come from two sources: new blocks and - # mempool refreshes. - # - # A user with a pending transaction is notified after the block it - # gets in is processed. Block processing can take an extended - # time, and the prefetcher might poll the daemon after the mempool - # code in any case. In such cases the transaction will not be in - # the mempool after the mempool refresh. We want to avoid - # notifying clients twice - for the mempool refresh and when the - # block is done. This object handles that logic by deferring - # notifications appropriately. - - def __init__(self): - self._touched_mp = {} - self._touched_bp = {} - self.notified_mempool_txs = set() - self._highest_block = -1 - - async def _maybe_notify(self, new_touched): - tmp, tbp = self._touched_mp, self._touched_bp - common = set(tmp).intersection(tbp) - if common: - height = max(common) - elif tmp and max(tmp) == self._highest_block: - height = self._highest_block - else: - # Either we are processing a block and waiting for it to - # come in, or we have not yet had a mempool update for the - # new block height - return - touched = tmp.pop(height) - for old in [h for h in tmp if h <= height]: - del tmp[old] - for old in [h for h in tbp if h <= height]: - touched.update(tbp.pop(old)) - await self.notify(height, touched, new_touched) - - async def notify(self, height, touched, new_touched): - pass - - async def start(self, height, notify_func): - self._highest_block = height - self.notify = notify_func - await self.notify(height, set(), set()) - - async def on_mempool(self, touched, new_touched, height): - self._touched_mp[height] = touched - await self._maybe_notify(new_touched) - - async def on_block(self, touched, height): - self._touched_bp[height] = touched - self._highest_block = height - await self._maybe_notify(set()) - - class Server: def __init__(self, env): @@ -73,25 +20,13 @@ def __init__(self, env): self.shutdown_event = asyncio.Event() self.cancellable_tasks = [] - self.notifications = notifications = Notifications() self.daemon = daemon = env.coin.DAEMON(env.coin, env.daemon_url) - self.db = db = env.coin.DB(env) - self.bp = bp = env.coin.BLOCK_PROCESSOR(env, db, daemon, notifications, self.shutdown_event) + self.db = db = LevelDB(env) + self.mempool = mempool = MemPool(env.coin, daemon, db) + self.bp = bp = BlockProcessor(env, db, daemon, mempool, self.shutdown_event) self.prometheus_server: typing.Optional[PrometheusServer] = None - # Set notifications up to implement the MemPoolAPI - notifications.height = daemon.height - notifications.cached_height = daemon.cached_height - notifications.mempool_hashes = daemon.mempool_hashes - notifications.raw_transactions = daemon.getrawtransactions - notifications.lookup_utxos = db.lookup_utxos - - MemPoolAPI.register(Notifications) - self.mempool = mempool = MemPool(env.coin, notifications) - - notifications.notified_mempool_txs = self.mempool.notified_mempool_txs - - self.session_mgr = env.coin.SESSION_MANAGER( + self.session_mgr = LBRYSessionManager( env, db, bp, daemon, mempool, self.shutdown_event ) self._indexer_task = None @@ -121,7 +56,7 @@ def _start_cancellable(run, *args): await self.db.populate_header_merkle_cache() await _start_cancellable(self.mempool.keep_synchronized) - await _start_cancellable(self.session_mgr.serve, self.notifications) + await _start_cancellable(self.session_mgr.serve, self.mempool) async def stop(self): for task in reversed(self.cancellable_tasks): diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 88d07e513d..a6d14c279d 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -554,7 +554,7 @@ async def rpc_sessions(self): # --- External Interface - async def serve(self, notifications, server_listening_event): + async def serve(self, mempool, server_listening_event): """Start the RPC server if enabled. When the event is triggered, start TCP and SSL servers.""" try: @@ -568,7 +568,7 @@ async def serve(self, notifications, server_listening_event): if self.env.drop_client is not None: self.logger.info(f'drop clients matching: {self.env.drop_client.pattern}') # Start notifications; initialize hsub_results - await notifications.start(self.db.db_height, self._notify_sessions) + await mempool.start(self.db.db_height, self) await self.start_other() await self._start_external_servers() server_listening_event.set() From 1ac7831f3cb0462fe4c5e85cd4774b4bac7071a0 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 16 Jul 2021 15:12:46 -0400 Subject: [PATCH 111/206] move MemPool into BlockProcessor --- lbry/wallet/orchstr8/node.py | 2 +- lbry/wallet/server/block_processor.py | 10 ++++------ lbry/wallet/server/mempool.py | 4 ++-- lbry/wallet/server/server.py | 9 ++++----- lbry/wallet/server/session.py | 5 ++--- 5 files changed, 13 insertions(+), 17 deletions(-) diff --git a/lbry/wallet/orchstr8/node.py b/lbry/wallet/orchstr8/node.py index d592f74f7e..3987e777a2 100644 --- a/lbry/wallet/orchstr8/node.py +++ b/lbry/wallet/orchstr8/node.py @@ -223,7 +223,7 @@ async def start(self, blockchain_node: 'BlockchainNode', extraconf=None): # TODO: don't use os.environ os.environ.update(conf) self.server = Server(Env(self.coin_class)) - self.server.mempool.refresh_secs = self.server.bp.prefetcher.polling_delay = 0.5 + self.server.bp.mempool.refresh_secs = self.server.bp.prefetcher.polling_delay = 0.5 await self.server.start() async def stop(self, cleanup=True): diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5ac14f4ee7..5fe9663a04 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -23,6 +23,7 @@ from lbry.wallet.server.util import chunks, class_logger from lbry.crypto.hash import hash160 from lbry.wallet.server.leveldb import FlushData +from lbry.wallet.server.mempool import MemPool from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation, get_add_effective_amount_ops @@ -174,11 +175,12 @@ class BlockProcessor: "reorg_count", "Number of reorgs", namespace=NAMESPACE ) - def __init__(self, env, db: 'LevelDB', daemon, mempool, shutdown_event: asyncio.Event): + def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): + self.state_lock = asyncio.Lock() self.env = env self.db = db self.daemon = daemon - self.mempool = mempool + self.mempool = MemPool(env.coin, daemon, db, self.state_lock) self.shutdown_event = shutdown_event self.coin = env.coin @@ -210,10 +212,6 @@ def __init__(self, env, db: 'LevelDB', daemon, mempool, shutdown_event: asyncio. # Claimtrie cache self.db_op_stack: Optional[RevertableOpStack] = None - # If the lock is successfully acquired, in-memory chain state - # is consistent with self.height - self.state_lock = asyncio.Lock() - # self.search_cache = {} self.history_cache = {} self.status_server = StatusServer() diff --git a/lbry/wallet/server/mempool.py b/lbry/wallet/server/mempool.py index 625649ac1b..1463782330 100644 --- a/lbry/wallet/server/mempool.py +++ b/lbry/wallet/server/mempool.py @@ -49,7 +49,7 @@ class MemPoolTxSummary: class MemPool: - def __init__(self, coin, daemon, db, refresh_secs=1.0, log_status_secs=120.0): + def __init__(self, coin, daemon, db, state_lock: asyncio.Lock, refresh_secs=1.0, log_status_secs=120.0): self.coin = coin self._daemon = daemon self._db = db @@ -64,7 +64,7 @@ def __init__(self, coin, daemon, db, refresh_secs=1.0, log_status_secs=120.0): self.refresh_secs = refresh_secs self.log_status_secs = log_status_secs # Prevents mempool refreshes during fee histogram calculation - self.lock = asyncio.Lock() + self.lock = state_lock self.wakeup = asyncio.Event() self.mempool_process_time_metric = mempool_process_time_metric self.notified_mempool_txs = set() diff --git a/lbry/wallet/server/server.py b/lbry/wallet/server/server.py index ff7958872b..24d8c395da 100644 --- a/lbry/wallet/server/server.py +++ b/lbry/wallet/server/server.py @@ -22,12 +22,11 @@ def __init__(self, env): self.daemon = daemon = env.coin.DAEMON(env.coin, env.daemon_url) self.db = db = LevelDB(env) - self.mempool = mempool = MemPool(env.coin, daemon, db) - self.bp = bp = BlockProcessor(env, db, daemon, mempool, self.shutdown_event) + self.bp = bp = BlockProcessor(env, db, daemon, self.shutdown_event) self.prometheus_server: typing.Optional[PrometheusServer] = None self.session_mgr = LBRYSessionManager( - env, db, bp, daemon, mempool, self.shutdown_event + env, db, bp, daemon, self.shutdown_event ) self._indexer_task = None @@ -55,8 +54,8 @@ def _start_cancellable(run, *args): await _start_cancellable(self.bp.fetch_and_process_blocks) await self.db.populate_header_merkle_cache() - await _start_cancellable(self.mempool.keep_synchronized) - await _start_cancellable(self.session_mgr.serve, self.mempool) + await _start_cancellable(self.bp.mempool.keep_synchronized) + await _start_cancellable(self.session_mgr.serve, self.bp.mempool) async def stop(self): for task in reversed(self.cancellable_tasks): diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index a6d14c279d..cc78dd1efa 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -176,14 +176,13 @@ class SessionManager: namespace=NAMESPACE, buckets=HISTOGRAM_BUCKETS ) - def __init__(self, env: 'Env', db: LevelDB, bp: BlockProcessor, daemon: 'Daemon', mempool: 'MemPool', - shutdown_event: asyncio.Event): + def __init__(self, env: 'Env', db: LevelDB, bp: BlockProcessor, daemon: 'Daemon', shutdown_event: asyncio.Event): env.max_send = max(350000, env.max_send) self.env = env self.db = db self.bp = bp self.daemon = daemon - self.mempool = mempool + self.mempool = bp.mempool self.shutdown_event = shutdown_event self.logger = util.class_logger(__name__, self.__class__.__name__) self.servers: typing.Dict[str, asyncio.AbstractServer] = {} From 8927a4889e25d61f2a0832f23a61a220b39a48fb Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 16 Jul 2021 15:43:17 -0400 Subject: [PATCH 112/206] tests --- .../blockchain/test_transactions.py | 4 +- .../blockchain/test_wallet_server_sessions.py | 16 +-- tests/unit/wallet/server/test_migration.py | 114 +++++++++--------- tests/unit/wallet/server/test_revertable.py | 103 ++++++++++++++++ tests/unit/wallet/server/test_sqldb.py | 4 +- 5 files changed, 172 insertions(+), 69 deletions(-) create mode 100644 tests/unit/wallet/server/test_revertable.py diff --git a/tests/integration/blockchain/test_transactions.py b/tests/integration/blockchain/test_transactions.py index 8690698a67..9ff82c0fd6 100644 --- a/tests/integration/blockchain/test_transactions.py +++ b/tests/integration/blockchain/test_transactions.py @@ -136,7 +136,7 @@ async def test_history_edge_cases(self): await self.assertBalance(self.account, '0.0') address = await self.account.receiving.get_or_create_usable_address() # evil trick: mempool is unsorted on real life, but same order between python instances. reproduce it - original_summary = self.conductor.spv_node.server.mempool.transaction_summaries + original_summary = self.conductor.spv_node.server.bp.mempool.transaction_summaries def random_summary(*args, **kwargs): summary = original_summary(*args, **kwargs) @@ -145,7 +145,7 @@ def random_summary(*args, **kwargs): while summary == ordered: random.shuffle(summary) return summary - self.conductor.spv_node.server.mempool.transaction_summaries = random_summary + self.conductor.spv_node.server.bp.mempool.transaction_summaries = random_summary # 10 unconfirmed txs, all from blockchain wallet sends = [self.blockchain.send_to_address(address, 10) for _ in range(10)] # use batching to reduce issues with send_to_address on cli diff --git a/tests/integration/blockchain/test_wallet_server_sessions.py b/tests/integration/blockchain/test_wallet_server_sessions.py index 31fa5273b9..efee3bdf27 100644 --- a/tests/integration/blockchain/test_wallet_server_sessions.py +++ b/tests/integration/blockchain/test_wallet_server_sessions.py @@ -195,14 +195,14 @@ async def test_hub_discovery(self): ) -class TestStress(CommandTestCase): - async def test_flush_over_66_thousand(self): - history = self.conductor.spv_node.server.db.history - history.flush_count = 66_000 - history.flush() - self.assertEqual(history.flush_count, 66_001) - await self.generate(1) - self.assertEqual(history.flush_count, 66_002) +class TestStressFlush(CommandTestCase): +# async def test_flush_over_66_thousand(self): +# history = self.conductor.spv_node.server.db.history +# history.flush_count = 66_000 +# history.flush() +# self.assertEqual(history.flush_count, 66_001) +# await self.generate(1) +# self.assertEqual(history.flush_count, 66_002) async def test_thousands_claim_ids_on_search(self): await self.stream_create() diff --git a/tests/unit/wallet/server/test_migration.py b/tests/unit/wallet/server/test_migration.py index 9aa8cccee5..fe49c0e398 100644 --- a/tests/unit/wallet/server/test_migration.py +++ b/tests/unit/wallet/server/test_migration.py @@ -1,57 +1,57 @@ -import unittest -from shutil import rmtree -from tempfile import mkdtemp - -from lbry.wallet.server.history import History -from lbry.wallet.server.storage import LevelDB - - -# dumped from a real history database. Aside from the state, all records are : -STATE_RECORD = (b'state\x00\x00', b"{'flush_count': 21497, 'comp_flush_count': -1, 'comp_cursor': -1, 'db_version': 0}") -UNMIGRATED_RECORDS = { - '00538b2cbe4a5f1be2dc320241': 'f5ed500142ee5001', - '00538b48def1904014880501f2': 'b9a52a01baa52a01', - '00538cdcf989b74de32c5100ca': 'c973870078748700', - '00538d42d5df44603474284ae1': 'f5d9d802', - '00538d42d5df44603474284ae2': '75dad802', - '00538ebc879dac6ddbee9e0029': '3ca42f0042a42f00', - '00538ed1d391327208748200bc': '804e7d00af4e7d00', - '00538f3de41d9e33affa0300c2': '7de8810086e88100', - '00539007f87792d98422c505a5': '8c5a7202445b7202', - '0053902cf52ee9682d633b0575': 'eb0f64026c106402', - '005390e05674571551632205a2': 'a13d7102e13d7102', - '0053914ef25a9ceed927330584': '78096902960b6902', - '005391768113f69548f37a01b1': 'a5b90b0114ba0b01', - '005391a289812669e5b44c02c2': '33da8a016cdc8a01', -} - - -class TestHistoryDBMigration(unittest.TestCase): - def test_migrate_flush_count_from_16_to_32_bits(self): - self.history = History() - tmpdir = mkdtemp() - self.addCleanup(lambda: rmtree(tmpdir)) - LevelDB.import_module() - db = LevelDB(tmpdir, 'hist', True) - with db.write_batch() as batch: - for key, value in UNMIGRATED_RECORDS.items(): - batch.put(bytes.fromhex(key), bytes.fromhex(value)) - batch.put(*STATE_RECORD) - self.history.db = db - self.history.read_state() - self.assertEqual(21497, self.history.flush_count) - self.assertEqual(0, self.history.db_version) - self.assertTrue(self.history.needs_migration) - self.history.migrate() - self.assertFalse(self.history.needs_migration) - self.assertEqual(1, self.history.db_version) - for idx, (key, value) in enumerate(sorted(db.iterator())): - if key == b'state\x00\x00': - continue - key, counter = key[:-4], key[-4:] - expected_value = UNMIGRATED_RECORDS[key.hex() + counter.hex()[-4:]] - self.assertEqual(value.hex(), expected_value) - - -if __name__ == '__main__': - unittest.main() +# import unittest +# from shutil import rmtree +# from tempfile import mkdtemp +# +# from lbry.wallet.server.history import History +# from lbry.wallet.server.storage import LevelDB +# +# +# # dumped from a real history database. Aside from the state, all records are : +# STATE_RECORD = (b'state\x00\x00', b"{'flush_count': 21497, 'comp_flush_count': -1, 'comp_cursor': -1, 'db_version': 0}") +# UNMIGRATED_RECORDS = { +# '00538b2cbe4a5f1be2dc320241': 'f5ed500142ee5001', +# '00538b48def1904014880501f2': 'b9a52a01baa52a01', +# '00538cdcf989b74de32c5100ca': 'c973870078748700', +# '00538d42d5df44603474284ae1': 'f5d9d802', +# '00538d42d5df44603474284ae2': '75dad802', +# '00538ebc879dac6ddbee9e0029': '3ca42f0042a42f00', +# '00538ed1d391327208748200bc': '804e7d00af4e7d00', +# '00538f3de41d9e33affa0300c2': '7de8810086e88100', +# '00539007f87792d98422c505a5': '8c5a7202445b7202', +# '0053902cf52ee9682d633b0575': 'eb0f64026c106402', +# '005390e05674571551632205a2': 'a13d7102e13d7102', +# '0053914ef25a9ceed927330584': '78096902960b6902', +# '005391768113f69548f37a01b1': 'a5b90b0114ba0b01', +# '005391a289812669e5b44c02c2': '33da8a016cdc8a01', +# } +# +# +# class TestHistoryDBMigration(unittest.TestCase): +# def test_migrate_flush_count_from_16_to_32_bits(self): +# self.history = History() +# tmpdir = mkdtemp() +# self.addCleanup(lambda: rmtree(tmpdir)) +# LevelDB.import_module() +# db = LevelDB(tmpdir, 'hist', True) +# with db.write_batch() as batch: +# for key, value in UNMIGRATED_RECORDS.items(): +# batch.put(bytes.fromhex(key), bytes.fromhex(value)) +# batch.put(*STATE_RECORD) +# self.history.db = db +# self.history.read_state() +# self.assertEqual(21497, self.history.flush_count) +# self.assertEqual(0, self.history.db_version) +# self.assertTrue(self.history.needs_migration) +# self.history.migrate() +# self.assertFalse(self.history.needs_migration) +# self.assertEqual(1, self.history.db_version) +# for idx, (key, value) in enumerate(sorted(db.iterator())): +# if key == b'state\x00\x00': +# continue +# key, counter = key[:-4], key[-4:] +# expected_value = UNMIGRATED_RECORDS[key.hex() + counter.hex()[-4:]] +# self.assertEqual(value.hex(), expected_value) +# +# +# if __name__ == '__main__': +# unittest.main() diff --git a/tests/unit/wallet/server/test_revertable.py b/tests/unit/wallet/server/test_revertable.py new file mode 100644 index 0000000000..bfc367a2ff --- /dev/null +++ b/tests/unit/wallet/server/test_revertable.py @@ -0,0 +1,103 @@ +import unittest +from lbry.wallet.server.db.revertable import RevertableOpStack, RevertableDelete, RevertablePut, OpStackIntegrity +from lbry.wallet.server.db.prefixes import Prefixes + + +class TestRevertableOpStack(unittest.TestCase): + def setUp(self): + self.fake_db = {} + self.stack = RevertableOpStack(self.fake_db.get) + + def tearDown(self) -> None: + self.stack.clear() + self.fake_db.clear() + + def process_stack(self): + for op in self.stack: + if op.is_put: + self.fake_db[op.key] = op.value + else: + self.fake_db.pop(op.key) + self.stack.clear() + + def update(self, key1: bytes, value1: bytes, key2: bytes, value2: bytes): + self.stack.append(RevertableDelete(key1, value1)) + self.stack.append(RevertablePut(key2, value2)) + + def test_simplify(self): + key1 = Prefixes.claim_to_txo.pack_key(b'\x01' * 20) + key2 = Prefixes.claim_to_txo.pack_key(b'\x02' * 20) + key3 = Prefixes.claim_to_txo.pack_key(b'\x03' * 20) + key4 = Prefixes.claim_to_txo.pack_key(b'\x04' * 20) + + val1 = Prefixes.claim_to_txo.pack_value(1, 0, 1, 0, 1, 0, 'derp') + val2 = Prefixes.claim_to_txo.pack_value(1, 0, 1, 0, 1, 0, 'oops') + val3 = Prefixes.claim_to_txo.pack_value(1, 0, 1, 0, 1, 0, 'other') + + # check that we can't delete a non existent value + with self.assertRaises(OpStackIntegrity): + self.stack.append(RevertableDelete(key1, val1)) + + self.stack.append(RevertablePut(key1, val1)) + self.assertEqual(1, len(self.stack)) + self.stack.append(RevertableDelete(key1, val1)) + self.assertEqual(0, len(self.stack)) + + self.stack.append(RevertablePut(key1, val1)) + self.assertEqual(1, len(self.stack)) + # try to delete the wrong value + with self.assertRaises(OpStackIntegrity): + self.stack.append(RevertableDelete(key2, val2)) + + self.stack.append(RevertableDelete(key1, val1)) + self.assertEqual(0, len(self.stack)) + self.stack.append(RevertablePut(key2, val3)) + self.assertEqual(1, len(self.stack)) + + self.process_stack() + + self.assertDictEqual({key2: val3}, self.fake_db) + + # check that we can't put on top of the existing stored value + with self.assertRaises(OpStackIntegrity): + self.stack.append(RevertablePut(key2, val1)) + + self.assertEqual(0, len(self.stack)) + self.stack.append(RevertableDelete(key2, val3)) + self.assertEqual(1, len(self.stack)) + self.stack.append(RevertablePut(key2, val3)) + self.assertEqual(0, len(self.stack)) + + self.update(key2, val3, key2, val1) + self.assertEqual(2, len(self.stack)) + + self.process_stack() + self.assertDictEqual({key2: val1}, self.fake_db) + + self.update(key2, val1, key2, val2) + self.assertEqual(2, len(self.stack)) + self.update(key2, val2, key2, val3) + self.update(key2, val3, key2, val2) + self.update(key2, val2, key2, val3) + self.update(key2, val3, key2, val2) + with self.assertRaises(OpStackIntegrity): + self.update(key2, val3, key2, val2) + self.update(key2, val2, key2, val3) + self.assertEqual(2, len(self.stack)) + self.stack.append(RevertableDelete(key2, val3)) + self.process_stack() + self.assertDictEqual({}, self.fake_db) + + self.stack.append(RevertablePut(key2, val3)) + self.process_stack() + with self.assertRaises(OpStackIntegrity): + self.update(key2, val2, key2, val2) + self.update(key2, val3, key2, val2) + self.assertDictEqual({key2: val3}, self.fake_db) + undo = self.stack.get_undo_ops() + self.process_stack() + self.assertDictEqual({key2: val2}, self.fake_db) + self.stack.apply_packed_undo_ops(undo) + self.process_stack() + self.assertDictEqual({key2: val3}, self.fake_db) + diff --git a/tests/unit/wallet/server/test_sqldb.py b/tests/unit/wallet/server/test_sqldb.py index 52753ad991..37095ef8d2 100644 --- a/tests/unit/wallet/server/test_sqldb.py +++ b/tests/unit/wallet/server/test_sqldb.py @@ -12,7 +12,6 @@ from lbry.wallet.server.coin import LBCRegTest from lbry.wallet.server.db.trending import zscore from lbry.wallet.server.db.canonical import FindShortestID -from lbry.wallet.server.block_processor import Timer from lbry.wallet.transaction import Transaction, Input, Output try: import reader @@ -62,7 +61,6 @@ def setUp(self): ) ) self.addCleanup(reader.cleanup) - self.timer = Timer('BlockProcessor') self._current_height = 0 self._txos = {} @@ -176,6 +174,7 @@ def state(self, controlling=None, active=None, accepted=None): self.assertEqual(accepted or [], self.get_accepted()) +@unittest.skip("port canonical url tests to leveldb") # TODO: port canonical url tests to leveldb class TestClaimtrie(TestSQLDB): def test_example_from_spec(self): @@ -526,6 +525,7 @@ def test_canonical_find_shortest_id(self): self.assertEqual('#abcdef0123456789beef', f.finalize()) +@unittest.skip("port trending tests to ES") # TODO: port trending tests to ES class TestTrending(TestSQLDB): def test_trending(self): From df5662dd69335fce7713d8bcf38c2fd479df6e10 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 17 Jul 2021 22:22:14 -0400 Subject: [PATCH 113/206] fix resolve by short id --- lbry/wallet/server/db/claimtrie.py | 10 ++-- lbry/wallet/server/db/prefixes.py | 33 +++++++------ lbry/wallet/server/leveldb.py | 48 +++++++++++++------ .../blockchain/test_resolve_command.py | 30 ++++++++++++ 4 files changed, 89 insertions(+), 32 deletions(-) diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index f18812d88f..4c688ada85 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -171,13 +171,15 @@ def _get_add_remove_claim_utxo_ops(self, add=True): ) ), # short url resolution + ] + ops.extend([ op( *Prefixes.claim_short_id.pack_item( - self.name, self.claim_hash, self.root_tx_num, self.root_position, self.tx_num, - self.position + self.name, self.claim_hash.hex()[:prefix_len + 1], self.root_tx_num, self.root_position, + self.tx_num, self.position ) - ) - ] + ) for prefix_len in range(10) + ]) if self.signing_hash and self.channel_signature_is_valid: ops.extend([ diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 86254f394c..53e17596c3 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -15,6 +15,10 @@ def length_encoded_name(name: str) -> bytes: return len(encoded).to_bytes(2, byteorder='big') + encoded +def length_prefix(key: str) -> bytes: + return len(key).to_bytes(1, byteorder='big') + key.encode() + + class PrefixRow: prefix: bytes key_struct: struct.Struct @@ -187,12 +191,12 @@ def __str__(self): class ClaimShortIDKey(typing.NamedTuple): name: str - claim_hash: bytes + partial_claim_id: str root_tx_num: int root_position: int def __str__(self): - return f"{self.__class__.__name__}(name={self.name}, claim_hash={self.claim_hash.hex()}, " \ + return f"{self.__class__.__name__}(name={self.name}, partial_claim_id={self.partial_claim_id}, " \ f"root_tx_num={self.root_tx_num}, root_position={self.root_position})" @@ -517,26 +521,25 @@ def wrapper(name, *args): return wrapper -def shortid_key_partial_claim_helper(name: str, partial_claim_hash: bytes): - assert len(partial_claim_hash) <= 20 - return length_encoded_name(name) + partial_claim_hash +def shortid_key_partial_claim_helper(name: str, partial_claim_id: str): + assert len(partial_claim_id) < 40 + return length_encoded_name(name) + length_prefix(partial_claim_id) class ClaimShortIDPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_short_id_prefix.value - key_struct = struct.Struct(b'>20sLH') + key_struct = struct.Struct(b'>LH') value_struct = struct.Struct(b'>LH') key_part_lambdas = [ lambda: b'', length_encoded_name, - shortid_key_partial_claim_helper, - shortid_key_helper(b'>20sL'), - shortid_key_helper(b'>20sLH'), + shortid_key_partial_claim_helper ] @classmethod - def pack_key(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int): - return cls.prefix + length_encoded_name(name) + cls.key_struct.pack(claim_hash, root_tx_num, root_position) + def pack_key(cls, name: str, short_claim_id: str, root_tx_num: int, root_position: int): + return cls.prefix + length_encoded_name(name) + length_prefix(short_claim_id) +\ + cls.key_struct.pack(root_tx_num, root_position) @classmethod def pack_value(cls, tx_num: int, position: int): @@ -547,16 +550,18 @@ def unpack_key(cls, key: bytes) -> ClaimShortIDKey: assert key[:1] == cls.prefix name_len = int.from_bytes(key[1:3], byteorder='big') name = key[3:3 + name_len].decode() - return ClaimShortIDKey(name, *cls.key_struct.unpack(key[3 + name_len:])) + claim_id_len = int.from_bytes(key[3+name_len:4+name_len], byteorder='big') + partial_claim_id = key[4+name_len:4+name_len+claim_id_len].decode() + return ClaimShortIDKey(name, partial_claim_id, *cls.key_struct.unpack(key[4 + name_len + claim_id_len:])) @classmethod def unpack_value(cls, data: bytes) -> ClaimShortIDValue: return ClaimShortIDValue(*super().unpack_value(data)) @classmethod - def pack_item(cls, name: str, claim_hash: bytes, root_tx_num: int, root_position: int, + def pack_item(cls, name: str, partial_claim_id: str, root_tx_num: int, root_position: int, tx_num: int, position: int): - return cls.pack_key(name, claim_hash, root_tx_num, root_position), \ + return cls.pack_key(name, partial_claim_id, root_tx_num, root_position), \ cls.pack_value(tx_num, position) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 61dec5697d..3f6f55a127 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -209,6 +209,17 @@ def get_supports(self, claim_hash: bytes): supports.append((unpacked_k.tx_num, unpacked_k.position, unpacked_v.amount)) return supports + def get_short_claim_id_url(self, name: str, claim_hash: bytes, root_tx_num: int, root_position: int) -> str: + claim_id = claim_hash.hex() + for prefix_len in range(10): + prefix = Prefixes.claim_short_id.pack_partial_key(name, claim_id[:prefix_len+1]) + for _k in self.db.iterator(prefix=prefix, include_value=False): + k = Prefixes.claim_short_id.unpack_key(_k) + if k.root_tx_num == root_tx_num and k.root_position == root_position: + return f'{name}#{k.partial_claim_id}' + break + raise Exception('wat') + def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, root_tx_num: int, root_position: int, activation_height: int, signature_valid: bool) -> ResolveResult: controlling_claim = self.get_controlling_claim(name) @@ -225,8 +236,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, effective_amount = support_amount + claim_amount channel_hash = self.get_channel_for_claim(claim_hash, tx_num, position) reposted_claim_hash = self.get_repost(claim_hash) - - short_url = f'{name}#{claim_hash.hex()}' + short_url = self.get_short_claim_id_url(name, claim_hash, root_tx_num, root_position) canonical_url = short_url claims_in_channel = self.get_claims_in_channel_count(claim_hash) if channel_hash: @@ -264,15 +274,24 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, amount_order = max(int(amount_order or 1), 1) if claim_id: + if len(claim_id) == 40: # a full claim id + claim_txo = self.get_claim_txo(bytes.fromhex(claim_id)) + if normalized_name != claim_txo.name: + return + return self._prepare_resolve_result( + claim_txo.tx_num, claim_txo.position, bytes.fromhex(claim_id), claim_txo.name, + claim_txo.root_tx_num, claim_txo.root_position, + self.get_activation(claim_txo.tx_num, claim_txo.position), claim_txo.channel_signature_is_valid + ) # resolve by partial/complete claim id - short_claim_hash = bytes.fromhex(claim_id) - prefix = Prefixes.claim_short_id.pack_partial_key(normalized_name, short_claim_hash) + prefix = Prefixes.claim_short_id.pack_partial_key(normalized_name, claim_id[:10]) for k, v in self.db.iterator(prefix=prefix): key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) - signature_is_valid = self.get_claim_txo(key.claim_hash).channel_signature_is_valid + claim_hash = self.get_claim_from_txo(claim_txo.tx_num, claim_txo.position).claim_hash + signature_is_valid = self.get_claim_txo(claim_hash).channel_signature_is_valid return self._prepare_resolve_result( - claim_txo.tx_num, claim_txo.position, key.claim_hash, key.name, key.root_tx_num, + claim_txo.tx_num, claim_txo.position, claim_hash, key.name, key.root_tx_num, key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position), signature_is_valid ) @@ -396,11 +415,12 @@ def get_url_effective_amount(self, name: str, claim_hash: bytes): def get_claims_for_name(self, name): claims = [] - for _k, _v in self.db.iterator(prefix=Prefixes.claim_short_id.pack_partial_key(name)): - k, v = Prefixes.claim_short_id.unpack_key(_k), Prefixes.claim_short_id.unpack_value(_v) - # claims[v.claim_hash] = (k, v) - if k.claim_hash not in claims: - claims.append(k.claim_hash) + prefix = Prefixes.claim_short_id.pack_partial_key(name) + int(1).to_bytes(1, byteorder='big') + for _k, _v in self.db.iterator(prefix=prefix): + v = Prefixes.claim_short_id.unpack_value(_v) + claim_hash = self.get_claim_from_txo(v.tx_num, v.position).claim_hash + if claim_hash not in claims: + claims.append(claim_hash) return claims def get_claims_in_channel_count(self, channel_hash) -> int: @@ -435,10 +455,10 @@ def get_controlling_claim(self, name: str) -> Optional[ClaimTakeoverValue]: def get_claim_txos_for_name(self, name: str): txos = {} - for k, v in self.db.iterator(prefix=Prefixes.claim_short_id.pack_partial_key(name)): - claim_hash = Prefixes.claim_short_id.unpack_key(k).claim_hash + prefix = Prefixes.claim_short_id.pack_partial_key(name) + int(1).to_bytes(1, byteorder='big') + for k, v in self.db.iterator(prefix=prefix): tx_num, nout = Prefixes.claim_short_id.unpack_value(v) - txos[claim_hash] = tx_num, nout + txos[self.get_claim_from_txo(tx_num, nout).claim_hash] = tx_num, nout return txos def get_claim_metadata(self, tx_hash, nout): diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 55b7103238..2c443944e8 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -3,6 +3,7 @@ import hashlib from bisect import bisect_right from binascii import hexlify, unhexlify +from collections import defaultdict from lbry.testcase import CommandTestCase from lbry.wallet.transaction import Transaction, Output from lbry.schema.compat import OldClaimMessage @@ -100,6 +101,35 @@ def check_supports(claim_id, lbrycrd_supports): class ResolveCommand(BaseResolveTestCase): + async def test_colliding_short_id(self): + prefixes = defaultdict(list) + + colliding_claim_ids = [] + first_claims_one_char_shortid = {} + + while True: + chan = self.get_claim_id( + await self.channel_create('@abc', '0.01', allow_duplicate_name=True) + ) + if chan[:1] not in first_claims_one_char_shortid: + first_claims_one_char_shortid[chan[:1]] = chan + prefixes[chan[:2]].append(chan) + if len(prefixes[chan[:2]]) > 1: + colliding_claim_ids.extend(prefixes[chan[:2]]) + break + first_claim = first_claims_one_char_shortid[colliding_claim_ids[0][:1]] + await self.assertResolvesToClaimId( + f'@abc#{colliding_claim_ids[0][:1]}', first_claim + ) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[0][:2]}', colliding_claim_ids[0]) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[0][:7]}', colliding_claim_ids[0]) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[0][:17]}', colliding_claim_ids[0]) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[0]}', colliding_claim_ids[0]) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[1][:3]}', colliding_claim_ids[1]) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[1][:7]}', colliding_claim_ids[1]) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[1][:17]}', colliding_claim_ids[1]) + await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[1]}', colliding_claim_ids[1]) + async def test_resolve_response(self): channel_id = self.get_claim_id( await self.channel_create('@abc', '0.01') From ca57dcfc2f00b5e167361cd4c198788ccb68d772 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 20 Jul 2021 12:29:14 -0400 Subject: [PATCH 114/206] handle failure to generate a short id --- lbry/wallet/server/leveldb.py | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 3f6f55a127..20aa5cf65b 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -218,7 +218,11 @@ def get_short_claim_id_url(self, name: str, claim_hash: bytes, root_tx_num: int, if k.root_tx_num == root_tx_num and k.root_position == root_position: return f'{name}#{k.partial_claim_id}' break - raise Exception('wat') + print(f"{claim_id} has a collision") + # FIXME: there are a handful of claims that appear to have short id collisions but really do not + # these claims are actually abandoned, but are not handled correctly because they are abandoned in the + # same tx as their channel. + return f'{name}#{claim_id}' def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, root_tx_num: int, root_position: int, activation_height: int, signature_valid: bool) -> ResolveResult: From c26a99e65c93bab51062d92c37fe1b80e5643b87 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 20 Jul 2021 15:10:45 -0400 Subject: [PATCH 115/206] fix abandoning signed claims in the same tx as their channel -fix canonical/short url in es --- lbry/testcase.py | 14 +++++++------ lbry/wallet/server/block_processor.py | 15 +++++++++++-- lbry/wallet/server/leveldb.py | 20 ++++++------------ .../blockchain/test_resolve_command.py | 21 +++++++++++++++++++ 4 files changed, 48 insertions(+), 22 deletions(-) diff --git a/lbry/testcase.py b/lbry/testcase.py index 54244f5c81..1845eade45 100644 --- a/lbry/testcase.py +++ b/lbry/testcase.py @@ -490,13 +490,15 @@ def sout(self, value): """ Synchronous version of `out` method. """ return json.loads(jsonrpc_dumps_pretty(value, ledger=self.ledger))['result'] - async def confirm_and_render(self, awaitable, confirm) -> Transaction: + async def confirm_and_render(self, awaitable, confirm, return_tx=False) -> Transaction: tx = await awaitable if confirm: await self.ledger.wait(tx) await self.generate(1) await self.ledger.wait(tx, self.blockchain.block_expected) - return self.sout(tx) + if not return_tx: + return self.sout(tx) + return tx def create_upload_file(self, data, prefix=None, suffix=None): file_path = tempfile.mktemp(prefix=prefix or "tmp", suffix=suffix or "", dir=self.daemon.conf.upload_dir) @@ -507,19 +509,19 @@ def create_upload_file(self, data, prefix=None, suffix=None): async def stream_create( self, name='hovercraft', bid='1.0', file_path=None, - data=b'hi!', confirm=True, prefix=None, suffix=None, **kwargs): + data=b'hi!', confirm=True, prefix=None, suffix=None, return_tx=False, **kwargs): if file_path is None and data is not None: file_path = self.create_upload_file(data=data, prefix=prefix, suffix=suffix) return await self.confirm_and_render( - self.daemon.jsonrpc_stream_create(name, bid, file_path=file_path, **kwargs), confirm + self.daemon.jsonrpc_stream_create(name, bid, file_path=file_path, **kwargs), confirm, return_tx ) async def stream_update( - self, claim_id, data=None, prefix=None, suffix=None, confirm=True, **kwargs): + self, claim_id, data=None, prefix=None, suffix=None, confirm=True, return_tx=False, **kwargs): if data is not None: file_path = self.create_upload_file(data=data, prefix=prefix, suffix=suffix) return await self.confirm_and_render( - self.daemon.jsonrpc_stream_update(claim_id, file_path=file_path, **kwargs), confirm + self.daemon.jsonrpc_stream_update(claim_id, file_path=file_path, **kwargs), confirm, return_tx ) return await self.confirm_and_render( self.daemon.jsonrpc_stream_update(claim_id, **kwargs), confirm diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5fe9663a04..b1648a615c 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -614,7 +614,8 @@ def _invalidate_channel_signatures(self, claim_hash: bytes): self.db_op_stack.extend(claim.get_invalidate_signature_ops()) for staged in list(self.txo_to_claim.values()): - if staged.signing_hash == claim_hash and staged.claim_hash not in self.doesnt_have_valid_signature: + needs_invalidate = staged.claim_hash not in self.doesnt_have_valid_signature + if staged.signing_hash == claim_hash and needs_invalidate: self.db_op_stack.extend(staged.get_invalidate_signature_ops()) self.txo_to_claim[self.claim_hash_to_txo[staged.claim_hash]] = staged.invalidate_signature() self.signatures_changed.add(staged.claim_hash) @@ -1173,8 +1174,18 @@ def advance_block(self, block): ) # Handle abandoned claims + abandoned_channels = {} + # abandon the channels last to handle abandoned signed claims in the same tx, + # see test_abandon_channel_and_claims_in_same_tx for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): - # print(f"\tabandon {abandoned_claim_hash.hex()} {tx_num} {nout}") + if name.startswith('@'): + abandoned_channels[abandoned_claim_hash] = (tx_num, nout, name) + else: + # print(f"\tabandon {name} {abandoned_claim_hash.hex()} {tx_num} {nout}") + self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + + for abandoned_claim_hash, (tx_num, nout, name) in abandoned_channels.items(): + # print(f"\tabandon {name} {abandoned_claim_hash.hex()} {tx_num} {nout}") self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) self.db.total_transactions.append(tx_hash) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 20aa5cf65b..432ba0a77d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -219,9 +219,6 @@ def get_short_claim_id_url(self, name: str, claim_hash: bytes, root_tx_num: int, return f'{name}#{k.partial_claim_id}' break print(f"{claim_id} has a collision") - # FIXME: there are a handful of claims that appear to have short id collisions but really do not - # these claims are actually abandoned, but are not handled correctly because they are abandoned in the - # same tx as their channel. return f'{name}#{claim_id}' def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, root_tx_num: int, @@ -246,8 +243,10 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, if channel_hash: channel_vals = self.get_claim_txo(channel_hash) if channel_vals: - channel_name = channel_vals.name - canonical_url = f'{channel_name}#{channel_hash.hex()}/{name}#{claim_hash.hex()}' + channel_short_url = self.get_short_claim_id_url( + channel_vals.name, channel_hash, channel_vals.root_tx_num, channel_vals.root_position + ) + canonical_url = f'{channel_short_url}/{short_url}' return ResolveResult( name, claim_hash, tx_num, position, tx_hash, height, claim_amount, short_url=short_url, is_controlling=controlling_claim.claim_hash == claim_hash, canonical_url=canonical_url, @@ -552,11 +551,6 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): ) tags = list(set(claim_tags).union(set(reposted_tags))) languages = list(set(claim_languages).union(set(reposted_languages))) - canonical_url = f'{claim.name}#{claim.claim_hash.hex()}' - if metadata.is_signed: - channel = self.get_claim_txo(metadata.signing_channel_hash[::-1]) - if channel: - canonical_url = f'{channel.name}#{metadata.signing_channel_hash[::-1].hex()}/{canonical_url}' value = { 'claim_hash': claim_hash[::-1], # 'claim_id': claim_hash.hex(), @@ -576,10 +570,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'support_amount': claim.support_amount, 'is_controlling': claim.is_controlling, 'last_take_over_height': claim.last_takeover_height, - - 'short_url': f'{claim.name}#{claim.claim_hash.hex()}', # TODO: fix - 'canonical_url': canonical_url, - + 'short_url': claim.short_url, + 'canonical_url': claim.canonical_url, 'title': None if not metadata.is_stream else metadata.stream.title, 'author': None if not metadata.is_stream else metadata.stream.author, 'description': None if not metadata.is_stream else metadata.stream.description, diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 2c443944e8..702d39a1d2 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -130,6 +130,27 @@ async def test_colliding_short_id(self): await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[1][:17]}', colliding_claim_ids[1]) await self.assertResolvesToClaimId(f'@abc#{colliding_claim_ids[1]}', colliding_claim_ids[1]) + async def test_abandon_channel_and_claims_in_same_tx(self): + channel_id = self.get_claim_id( + await self.channel_create('@abc', '0.01') + ) + await self.stream_create('foo', '0.01', channel_id=channel_id) + await self.channel_update(channel_id, bid='0.001') + foo2_id = self.get_claim_id(await self.stream_create('foo2', '0.01', channel_id=channel_id)) + await self.stream_update(foo2_id, bid='0.0001', channel_id=channel_id, confirm=False) + tx = await self.stream_create('foo3', '0.01', channel_id=channel_id, confirm=False, return_tx=True) + await self.ledger.wait(tx) + + # db = self.conductor.spv_node.server.bp.db + # claims = list(db.all_claims_producer()) + # print("claims", claims) + await self.daemon.jsonrpc_txo_spend(blocking=True) + await self.generate(1) + await self.assertNoClaimForName('@abc') + await self.assertNoClaimForName('foo') + await self.assertNoClaimForName('foo2') + await self.assertNoClaimForName('foo3') + async def test_resolve_response(self): channel_id = self.get_claim_id( await self.channel_create('@abc', '0.01') From c28aae99138730fc868ca9ed9bd6933702c364f6 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 21 Jul 2021 12:53:51 -0400 Subject: [PATCH 116/206] fix expiring channels --- lbry/wallet/server/block_processor.py | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index b1648a615c..a425284d3f 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -643,8 +643,20 @@ def _expire_claims(self, height: int): if (tx_num, position) not in self.txo_to_claim: self._spend_claim_txo(txi, spent_claims) if expired: - # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned + # abandon the channels last to handle abandoned signed claims in the same tx, + # see test_abandon_channel_and_claims_in_same_tx + expired_channels = {} for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): + self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + + if name.startswith('@'): + expired_channels[abandoned_claim_hash] = (tx_num, nout, name) + else: + # print(f"\texpire {abandoned_claim_hash.hex()} {tx_num} {nout}") + self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + + # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned + for abandoned_claim_hash, (tx_num, nout, name) in expired_channels.items(): # print(f"\texpire {abandoned_claim_hash.hex()} {tx_num} {nout}") self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) From a35dfd1fd167a3df045e1a597dd9e9d8f0c370f9 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 21 Jul 2021 12:54:10 -0400 Subject: [PATCH 117/206] faster es sync --- lbry/wallet/server/db/elasticsearch/sync.py | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/sync.py b/lbry/wallet/server/db/elasticsearch/sync.py index 6a2c4113ab..15e076de91 100644 --- a/lbry/wallet/server/db/elasticsearch/sync.py +++ b/lbry/wallet/server/db/elasticsearch/sync.py @@ -45,21 +45,18 @@ async def make_es_index(index=None): index.stop() -async def run_sync(index_name='claims', db=None): +async def run_sync(index_name='claims', db=None, clients=32): env = Env(LBC) logging.info("ES sync host: %s:%i", env.elastic_host, env.elastic_port) es = AsyncElasticsearch([{'host': env.elastic_host, 'port': env.elastic_port}]) + claim_generator = get_all_claims(index_name=index_name, db=db) try: - await async_bulk(es, get_all_claims(index_name=index_name, db=db), request_timeout=120) + await asyncio.gather(*(async_bulk(es, claim_generator, request_timeout=600) for _ in range(clients))) await es.indices.refresh(index=index_name) finally: await es.close() -def __run(args, shard): - asyncio.run(run_sync()) - - def run_elastic_sync(): logging.basicConfig(level=logging.INFO) logging.getLogger('aiohttp').setLevel(logging.WARNING) @@ -68,7 +65,7 @@ def run_elastic_sync(): logging.info('lbry.server starting') parser = argparse.ArgumentParser(prog="lbry-hub-elastic-sync") # parser.add_argument("db_path", type=str) - parser.add_argument("-c", "--clients", type=int, default=16) + parser.add_argument("-c", "--clients", type=int, default=32) parser.add_argument("-b", "--blocks", type=int, default=0) parser.add_argument("-f", "--force", default=False, action='store_true') args = parser.parse_args() @@ -80,4 +77,4 @@ def run_elastic_sync(): if not args.force and not asyncio.run(make_es_index()): logging.info("ES is already initialized") return - asyncio.run(run_sync()) + asyncio.run(run_sync(clients=args.clients)) From ac82617aa97d77886fe5c56d41411beae4835eba Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 22 Jul 2021 12:21:55 -0400 Subject: [PATCH 118/206] fix spends in address histories --- lbry/wallet/server/block_processor.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index a425284d3f..5801ddb1e1 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1167,8 +1167,8 @@ def advance_block(self, block): hashX = spend_utxo(txin.prev_hash, txin.prev_idx) if hashX: # self._set_hashX_cache(hashX) - if txin_num not in self.hashXs_by_tx[hashX]: - self.hashXs_by_tx[hashX].append(txin_num) + if tx_count not in self.hashXs_by_tx[hashX]: + self.hashXs_by_tx[hashX].append(tx_count) # spend claim/support txo spend_claim_or_support_txo(txin, spent_claims) From e33e7675100ab01af6d60c025f71d6a437391e5d Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 22 Jul 2021 13:21:12 -0400 Subject: [PATCH 119/206] fix test --- lbry/wallet/server/leveldb.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 432ba0a77d..1c02208fb4 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -279,7 +279,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, if claim_id: if len(claim_id) == 40: # a full claim id claim_txo = self.get_claim_txo(bytes.fromhex(claim_id)) - if normalized_name != claim_txo.name: + if not claim_txo or normalized_name != claim_txo.name: return return self._prepare_resolve_result( claim_txo.tx_num, claim_txo.position, bytes.fromhex(claim_id), claim_txo.name, From c632a7a6a5109708c8736872514bd4f02645de99 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 22 Jul 2021 16:09:18 -0400 Subject: [PATCH 120/206] fix getting block hash during reorg --- lbry/wallet/server/block_processor.py | 8 ++------ lbry/wallet/server/leveldb.py | 8 ++++---- 2 files changed, 6 insertions(+), 10 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5801ddb1e1..336b1972d6 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -201,7 +201,6 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.touched = set() # Caches of unflushed items. - self.block_hashes = [] self.block_txs = [] self.undo_infos = [] @@ -336,7 +335,7 @@ async def check_and_advance_blocks(self, raw_blocks): for height, block_hash in zip( reversed(range(min_start_height, min_start_height + self.coin.REORG_LIMIT)), reversed(block_hashes_from_lbrycrd)): - if self.block_hashes[height][::-1].hex() == block_hash: + if self.db.get_block_hash(height)[::-1].hex() == block_hash: break count += 1 self.logger.warning(f"blockchain reorg detected at {self.height}, unwinding last {count} blocks") @@ -373,8 +372,7 @@ async def check_and_advance_blocks(self, raw_blocks): def flush_data(self): """The data for a flush. The lock must be taken.""" assert self.state_lock.locked() - return FlushData(self.height, self.tx_count, self.block_hashes, - self.block_txs, self.db_op_stack, self.tip) + return FlushData(self.height, self.tx_count, self.block_txs, self.db_op_stack, self.tip) async def flush(self): def flush(): @@ -1137,7 +1135,6 @@ def advance_block(self, block): txs: List[Tuple[Tx, bytes]] = block.transactions block_hash = self.coin.header_hash(block.header) - self.block_hashes.append(block_hash) self.db_op_stack.append(RevertablePut(*Prefixes.block_hash.pack_item(height, block_hash))) tx_count = self.tx_count @@ -1298,7 +1295,6 @@ def backup_block(self): self.removed_claims_to_send_es.update(touched_and_deleted.deleted_claims) self.db.headers.pop() - self.block_hashes.pop() self.db.tx_counts.pop() self.tip = self.coin.header_hash(self.db.headers[-1]) while len(self.db.total_transactions) > self.db.tx_counts[-1]: diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 1c02208fb4..49ed95a1d5 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -65,7 +65,6 @@ class UTXO(typing.NamedTuple): class FlushData: height = attr.ib() tx_count = attr.ib() - block_hashes = attr.ib() block_txs = attr.ib() put_and_delete_ops = attr.ib() tip = attr.ib() @@ -382,8 +381,11 @@ async def fs_getclaimbyid(self, claim_id): def get_claim_txo_amount(self, claim_hash: bytes) -> Optional[int]: v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) + + def get_block_hash(self, height: int) -> Optional[bytes]: + v = self.db.get(Prefixes.block_hash.pack_key(height)) if v: - return Prefixes.claim_to_txo.unpack_value(v).amount + return Prefixes.block_hash.unpack_value(v).block_hash def get_support_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: v = self.db.get(Prefixes.claim_to_support.pack_key(claim_hash, tx_num, position)) @@ -790,7 +792,6 @@ def assert_flushed(self, flush_data): assert flush_data.tx_count == self.fs_tx_count == self.db_tx_count assert flush_data.height == self.fs_height == self.db_height assert flush_data.tip == self.db_tip - assert not flush_data.block_txs assert not len(flush_data.put_and_delete_ops) def flush_dbs(self, flush_data: FlushData): @@ -840,7 +841,6 @@ def flush_dbs(self, flush_data: FlushData): self.write_db_state(batch) def flush_backup(self, flush_data): - assert not flush_data.block_txs assert flush_data.height < self.db_height assert not self.hist_unflushed From 077ca987f7c0a970d5b10fa5b205efcfe9d7b9ee Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 22 Jul 2021 16:10:30 -0400 Subject: [PATCH 121/206] cleanup --- lbry/wallet/server/block_processor.py | 25 ++++++++++++------------- lbry/wallet/server/leveldb.py | 5 +++-- 2 files changed, 15 insertions(+), 15 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 336b1972d6..2075eae239 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -191,22 +191,21 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): else: self.ledger = RegTestLedger + self._caught_up_event: Optional[asyncio.Event] = None + self.height = 0 + self.tip = bytes.fromhex(self.coin.GENESIS_HASH)[::-1] + self.tx_count = 0 + self.blocks_event = asyncio.Event() self.prefetcher = Prefetcher(daemon, env.coin, self.blocks_event) self.logger = class_logger(__name__, self.__class__.__name__) self.executor = ThreadPoolExecutor(1) # Meta - self.next_cache_check = 0 - self.touched = set() - - # Caches of unflushed items. - self.block_txs = [] - self.undo_infos = [] + self.touched_hashXs: Set[bytes] = set() # UTXO cache self.utxo_cache: Dict[Tuple[bytes, int], bytes] = {} - self.db_deletes = [] # Claimtrie cache self.db_op_stack: Optional[RevertableOpStack] = None @@ -324,8 +323,8 @@ async def check_and_advance_blocks(self, raw_blocks): s = '' if len(blocks) == 1 else 's' self.logger.info('processed {:,d} block{} in {:.1f}s'.format(len(blocks), s, processed_time)) if self._caught_up_event.is_set(): - await self.mempool.on_block(self.touched, self.height) - self.touched.clear() + await self.mempool.on_block(self.touched_hashXs, self.height) + self.touched_hashXs.clear() elif hprevs[0] != chain[0]: min_start_height = max(self.height - self.coin.REORG_LIMIT, 0) count = 1 @@ -372,7 +371,7 @@ async def check_and_advance_blocks(self, raw_blocks): def flush_data(self): """The data for a flush. The lock must be taken.""" assert self.state_lock.locked() - return FlushData(self.height, self.tx_count, self.block_txs, self.db_op_stack, self.tip) + return FlushData(self.height, self.tx_count, self.db_op_stack, self.tip) async def flush(self): def flush(): @@ -1303,7 +1302,7 @@ def backup_block(self): self.height -= 1 # self.touched can include other addresses which is # harmless, but remove None. - self.touched.discard(None) + self.touched_hashXs.discard(None) self.db.flush_backup(self.flush_data()) self.clear_after_advance_or_reorg() self.logger.info(f'backed up to height {self.height:,d}') @@ -1311,7 +1310,7 @@ def backup_block(self): def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> Optional[bytes]: hashX = self.coin.hashX_from_script(txout.pk_script) if hashX: - self.touched.add(hashX) + self.touched_hashXs.add(hashX) self.utxo_cache[(tx_hash, nout)] = hashX self.db_op_stack.extend([ RevertablePut( @@ -1348,7 +1347,7 @@ def spend_utxo(self, tx_hash: bytes, nout: int): ) raise ChainError(f"{hash_to_hex_str(tx_hash)}:{nout} is not found in UTXO db for {hash_to_hex_str(hashX)}") # Remove both entries for this UTXO - self.touched.add(hashX) + self.touched_hashXs.add(hashX) self.db_op_stack.extend([ RevertableDelete(hdb_key, hashX), RevertableDelete(udb_key, utxo_value_packed) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 49ed95a1d5..1225e40c3a 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -65,7 +65,6 @@ class UTXO(typing.NamedTuple): class FlushData: height = attr.ib() tx_count = attr.ib() - block_txs = attr.ib() put_and_delete_ops = attr.ib() tip = attr.ib() @@ -380,7 +379,9 @@ async def fs_getclaimbyid(self, claim_id): ) def get_claim_txo_amount(self, claim_hash: bytes) -> Optional[int]: - v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) + claim = self.get_claim_txo(claim_hash) + if claim: + return claim.amount def get_block_hash(self, height: int) -> Optional[bytes]: v = self.db.get(Prefixes.block_hash.pack_key(height)) From 813e506b68028b5c9b57e5f8ce2be7611c54ee3d Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 22 Jul 2021 17:33:54 -0400 Subject: [PATCH 122/206] threadpool --- lbry/wallet/server/block_processor.py | 5 +-- lbry/wallet/server/leveldb.py | 37 ++++++------------- lbry/wallet/server/server.py | 2 +- .../test_blockchain_reorganization.py | 2 +- .../blockchain/test_resolve_command.py | 2 +- 5 files changed, 17 insertions(+), 31 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 2075eae239..5d8fb75990 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -182,7 +182,6 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.daemon = daemon self.mempool = MemPool(env.coin, daemon, db, self.state_lock) self.shutdown_event = shutdown_event - self.coin = env.coin if env.coin.NET == 'mainnet': self.ledger = Ledger @@ -281,7 +280,7 @@ async def run_in_thread_with_lock(self, func, *args): # consistent and not being updated elsewhere. async def run_in_thread_locked(): async with self.state_lock: - return await asyncio.get_event_loop().run_in_executor(self.executor, func, *args) + return await asyncio.get_event_loop().run_in_executor(None, func, *args) return await asyncio.shield(run_in_thread_locked()) async def check_and_advance_blocks(self, raw_blocks): @@ -1421,4 +1420,4 @@ async def fetch_and_process_blocks(self, caught_up_event): # Shut down block processing self.logger.info('closing the DB for a clean shutdown...') self.db.close() - self.executor.shutdown(wait=True) + # self.executor.shutdown(wait=True) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 1225e40c3a..7ba1347a41 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -11,7 +11,6 @@ import asyncio import array -import os import time import typing import struct @@ -21,26 +20,20 @@ from typing import Optional, Iterable, Tuple, DefaultDict, Set, Dict, List from functools import partial from asyncio import sleep -from bisect import bisect_right, bisect_left +from bisect import bisect_right from collections import defaultdict -from glob import glob -from struct import pack, unpack -from concurrent.futures.thread import ThreadPoolExecutor from lbry.utils import LRUCacheWithMetrics from lbry.schema.url import URL from lbry.wallet.server import util -from lbry.wallet.server.hash import hash_to_hex_str, CLAIM_HASH_LEN +from lbry.wallet.server.hash import hash_to_hex_str from lbry.wallet.server.tx import TxInput from lbry.wallet.server.merkle import Merkle, MerkleCache -from lbry.wallet.server.util import formatted_time, pack_be_uint16, unpack_be_uint16_from from lbry.wallet.server.storage import db_class -from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp, RevertableOpStack from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.common import ResolveResult, STREAM_TYPES, CLAIM_TYPES from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE -from lbry.wallet.server.db.prefixes import PendingActivationKey, ClaimToTXOKey, TXOToClaimValue -from lbry.wallet.server.db.claimtrie import length_encoded_name +from lbry.wallet.server.db.prefixes import PendingActivationKey, TXOToClaimValue from lbry.wallet.transaction import OutputScript from lbry.schema.claim import Claim, guess_stream_type from lbry.wallet.ledger import Ledger, RegTestLedger, TestNetLedger @@ -111,7 +104,6 @@ def __init__(self, env): self.logger = util.class_logger(__name__, self.__class__.__name__) self.env = env self.coin = env.coin - self.executor = None self.logger.info(f'switching current directory to {env.db_dir}') @@ -361,7 +353,7 @@ def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Optiona return resolved_stream, resolved_channel async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError]: - return await asyncio.get_event_loop().run_in_executor(self.executor, self._fs_resolve, url) + return await asyncio.get_event_loop().run_in_executor(None, self._fs_resolve, url) def _fs_get_claim_by_hash(self, claim_hash): claim = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) @@ -375,7 +367,7 @@ def _fs_get_claim_by_hash(self, claim_hash): async def fs_getclaimbyid(self, claim_id): return await asyncio.get_event_loop().run_in_executor( - self.executor, self._fs_get_claim_by_hash, bytes.fromhex(claim_id) + None, self._fs_get_claim_by_hash, bytes.fromhex(claim_id) ) def get_claim_txo_amount(self, claim_hash: bytes) -> Optional[int]: @@ -682,7 +674,7 @@ def get_counts(): for packed_tx_count in self.db.iterator(prefix=Prefixes.tx_count.prefix, include_key=False) ) - tx_counts = await asyncio.get_event_loop().run_in_executor(self.executor, get_counts) + tx_counts = await asyncio.get_event_loop().run_in_executor(None, get_counts) assert len(tx_counts) == self.db_height + 1, f"{len(tx_counts)} vs {self.db_height + 1}" self.tx_counts = array.array('I', tx_counts) @@ -698,7 +690,7 @@ def get_txids(): start = time.perf_counter() self.logger.info("loading txids") - txids = await asyncio.get_event_loop().run_in_executor(self.executor, get_txids) + txids = await asyncio.get_event_loop().run_in_executor(None, get_txids) assert len(txids) == len(self.tx_counts) == 0 or len(txids) == self.tx_counts[-1] self.total_transactions = txids self.transaction_num_mapping = { @@ -716,16 +708,13 @@ def get_headers(): header for header in self.db.iterator(prefix=Prefixes.header.prefix, include_key=False) ] - headers = await asyncio.get_event_loop().run_in_executor(self.executor, get_headers) + headers = await asyncio.get_event_loop().run_in_executor(None, get_headers) assert len(headers) - 1 == self.db_height, f"{len(headers)} vs {self.db_height}" self.headers = headers async def open_dbs(self): if self.db: return - if self.executor is None: - self.executor = ThreadPoolExecutor(1) - assert self.db is None self.db = self.db_class(f'lbry-{self.env.db_engine}', True) if self.db.is_new: @@ -771,8 +760,6 @@ async def open_dbs(self): def close(self): self.db.close() - self.executor.shutdown(wait=True) - self.executor = None # Header merkle cache @@ -986,7 +973,7 @@ def _fs_transactions(self, txids: Iterable[str]): return tx_infos async def fs_transactions(self, txids): - return await asyncio.get_event_loop().run_in_executor(self.executor, self._fs_transactions, txids) + return await asyncio.get_event_loop().run_in_executor(None, self._fs_transactions, txids) async def fs_block_hashes(self, height, count): if height + count > len(self.headers): @@ -1011,7 +998,7 @@ async def limited_history(self, hashX, *, limit=1000): limit to None to get them all. """ while True: - history = await asyncio.get_event_loop().run_in_executor(self.executor, self.read_history, hashX, limit) + history = await asyncio.get_event_loop().run_in_executor(None, self.read_history, hashX, limit) if history is not None: return [(self.total_transactions[tx_num], bisect_right(self.tx_counts, tx_num)) for tx_num in history] self.logger.warning(f'limited_history: tx hash ' @@ -1094,7 +1081,7 @@ def read_utxos(): return utxos while True: - utxos = await asyncio.get_event_loop().run_in_executor(self.executor, read_utxos) + utxos = await asyncio.get_event_loop().run_in_executor(None, read_utxos) if all(utxo.tx_hash is not None for utxo in utxos): return utxos self.logger.warning(f'all_utxos: tx hash not ' @@ -1116,4 +1103,4 @@ def lookup_utxos(): if utxo_value: utxo_append((hashX, Prefixes.utxo.unpack_value(utxo_value).amount)) return utxos - return await asyncio.get_event_loop().run_in_executor(self.executor, lookup_utxos) + return await asyncio.get_event_loop().run_in_executor(None, lookup_utxos) diff --git a/lbry/wallet/server/server.py b/lbry/wallet/server/server.py index 24d8c395da..21572feca9 100644 --- a/lbry/wallet/server/server.py +++ b/lbry/wallet/server/server.py @@ -69,7 +69,7 @@ async def stop(self): def run(self): loop = asyncio.get_event_loop() - executor = ThreadPoolExecutor(1) + executor = ThreadPoolExecutor(4) loop.set_default_executor(executor) def __exit(): diff --git a/tests/integration/blockchain/test_blockchain_reorganization.py b/tests/integration/blockchain/test_blockchain_reorganization.py index b7fef197da..72724a68e7 100644 --- a/tests/integration/blockchain/test_blockchain_reorganization.py +++ b/tests/integration/blockchain/test_blockchain_reorganization.py @@ -22,7 +22,7 @@ def get_txids(): self.assertEqual(block_hash, (await self.ledger.headers.hash(height)).decode()) self.assertEqual(block_hash, (await bp.db.fs_block_hashes(height, 1))[0][::-1].hex()) - txids = await asyncio.get_event_loop().run_in_executor(bp.db.executor, get_txids) + txids = await asyncio.get_event_loop().run_in_executor(None, get_txids) txs = await bp.db.fs_transactions(txids) block_txs = (await bp.daemon.deserialised_block(block_hash))['tx'] self.assertSetEqual(set(block_txs), set(txs.keys()), msg='leveldb/lbrycrd is missing transactions') diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 702d39a1d2..10b894b24f 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -913,7 +913,7 @@ def get_txids(): self.assertEqual(block_hash, (await self.ledger.headers.hash(height)).decode()) self.assertEqual(block_hash, (await bp.db.fs_block_hashes(height, 1))[0][::-1].hex()) - txids = await asyncio.get_event_loop().run_in_executor(bp.db.executor, get_txids) + txids = await asyncio.get_event_loop().run_in_executor(None, get_txids) txs = await bp.db.fs_transactions(txids) block_txs = (await bp.daemon.deserialised_block(block_hash))['tx'] self.assertSetEqual(set(block_txs), set(txs.keys()), msg='leveldb/lbrycrd is missing transactions') From 1a5912877e2ab6dbb5e5724b15edbd9a5f4ce051 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 24 Jul 2021 14:25:37 -0400 Subject: [PATCH 123/206] faster get_future_activated --- lbry/wallet/server/block_processor.py | 6 +++--- lbry/wallet/server/leveldb.py | 14 ++++++++------ 2 files changed, 11 insertions(+), 9 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5d8fb75990..18bb337554 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -895,16 +895,16 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # upon the delayed activation of B, we need to detect to activate C and make it take over early instead claim_exists = {} - for activated, activated_txos in self.db.get_future_activated(height).items(): + for activated, activated_claim_txo in self.db.get_future_activated(height): # uses the pending effective amount for the future activation height, not the current height future_amount = self._get_pending_claim_amount( - activated.name, activated.claim_hash, activated_txos[-1].height + 1 + activated.name, activated.claim_hash, activated_claim_txo.height + 1 ) if activated.claim_hash not in claim_exists: claim_exists[activated.claim_hash] = activated.claim_hash in self.claim_hash_to_txo or ( self.db.get_claim_txo(activated.claim_hash) is not None) if claim_exists[activated.claim_hash] and activated.claim_hash not in self.abandoned_claims: - v = future_amount, activated, activated_txos[-1] + v = future_amount, activated, activated_claim_txo future_activations[activated.name][activated.claim_hash] = v for name, future_activated in activate_in_future.items(): diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 7ba1347a41..b0bde437fe 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -652,15 +652,17 @@ def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationV activated[v].append(k) return activated - def get_future_activated(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: - activated = defaultdict(list) + def get_future_activated(self, height: int) -> typing.Generator[ + Tuple[PendingActivationValue, PendingActivationKey], None, None]: + yielded = set() start_prefix = Prefixes.pending_activation.pack_partial_key(height + 1) stop_prefix = Prefixes.pending_activation.pack_partial_key(height + 1 + self.coin.maxTakeoverDelay) - for _k, _v in self.db.iterator(start=start_prefix, stop=stop_prefix): - k = Prefixes.pending_activation.unpack_key(_k) + for _k, _v in self.db.iterator(start=start_prefix, stop=stop_prefix, reverse=True): v = Prefixes.pending_activation.unpack_value(_v) - activated[v].append(k) - return activated + if v not in yielded: + yielded.add(v) + k = Prefixes.pending_activation.unpack_key(_k) + yield v, k async def _read_tx_counts(self): if self.tx_counts is not None: From 73ba381d2036460dc660c405cc32489e15860ecc Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 24 Jul 2021 14:29:01 -0400 Subject: [PATCH 124/206] faster spend_utxo --- lbry/wallet/server/block_processor.py | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 18bb337554..97427c0d3f 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1327,27 +1327,22 @@ def spend_utxo(self, tx_hash: bytes, nout: int): if cache_value: return cache_value - prefix = Prefixes.hashX_utxo.pack_partial_key(tx_hash[:4]) - candidates = {db_key: hashX for db_key, hashX in self.db.db.iterator(prefix=prefix)} - for hdb_key, hashX in candidates.items(): - key = Prefixes.hashX_utxo.unpack_key(hdb_key) - if len(candidates) > 1: - hash = self.db.total_transactions[key.tx_num] - if hash != tx_hash: - assert hash is not None # Should always be found - continue - if key.nout != nout: - continue - udb_key = Prefixes.utxo.pack_key(hashX, key.tx_num, nout) + txin_num = self.db.transaction_num_mapping[tx_hash] + hdb_key = Prefixes.hashX_utxo.pack_key(tx_hash[:4], txin_num, nout) + hashX = self.db.db.get(hdb_key) + if hashX: + udb_key = Prefixes.utxo.pack_key(hashX, txin_num, nout) utxo_value_packed = self.db.db.get(udb_key) if utxo_value_packed is None: self.logger.warning( "%s:%s is not found in UTXO db for %s", hash_to_hex_str(tx_hash), nout, hash_to_hex_str(hashX) ) - raise ChainError(f"{hash_to_hex_str(tx_hash)}:{nout} is not found in UTXO db for {hash_to_hex_str(hashX)}") + raise ChainError( + f"{hash_to_hex_str(tx_hash)}:{nout} is not found in UTXO db for {hash_to_hex_str(hashX)}" + ) # Remove both entries for this UTXO self.touched_hashXs.add(hashX) - self.db_op_stack.extend([ + self.db_op_stack.extend_ops([ RevertableDelete(hdb_key, hashX), RevertableDelete(udb_key, utxo_value_packed) ]) From 30b923b283261a284a431afdbeaf7a7a45ff6ca6 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 24 Jul 2021 14:34:03 -0400 Subject: [PATCH 125/206] rename extend_ops --- lbry/wallet/server/block_processor.py | 92 +++++++++++++-------------- lbry/wallet/server/db/revertable.py | 8 +-- 2 files changed, 48 insertions(+), 52 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 97427c0d3f..929f772cd8 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -466,7 +466,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu previous_claim = self._make_pending_claim_txo(claim_hash) root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position activation = self.db.get_activation(prev_tx_num, prev_idx) - self.db_op_stack.extend( + self.db_op_stack.extend_ops( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, claim_name, previous_claim.amount @@ -479,14 +479,14 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ) self.txo_to_claim[(tx_num, nout)] = pending self.claim_hash_to_txo[claim_hash] = (tx_num, nout) - self.db_op_stack.extend(pending.get_add_claim_utxo_ops()) + self.db_op_stack.extend_ops(pending.get_add_claim_utxo_ops()) def _add_support(self, txo: 'Output', tx_num: int, nout: int): supported_claim_hash = txo.claim_hash[::-1] self.support_txos_by_claim[supported_claim_hash].append((tx_num, nout)) self.support_txo_to_claim[(tx_num, nout)] = supported_claim_hash, txo.amount # print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") - self.db_op_stack.extend(StagedClaimtrieSupport( + self.db_op_stack.extend_ops(StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount ).get_add_support_utxo_ops()) @@ -505,7 +505,7 @@ def _spend_support_txo(self, txin): supported_name = self._get_pending_claim_name(spent_support) # print(f"\tspent support for {spent_support.hex()}") self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append((txin_num, txin.prev_idx)) - self.db_op_stack.extend(StagedClaimtrieSupport( + self.db_op_stack.extend_ops(StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops()) spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) @@ -517,11 +517,11 @@ def _spend_support_txo(self, txin): if 0 < activation < self.height + 1: self.removed_active_support_amount_by_claim[spent_support].append(support_amount) # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") - self.db_op_stack.extend(StagedClaimtrieSupport( + self.db_op_stack.extend_ops(StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops()) if supported_name is not None and activation > 0: - self.db_op_stack.extend(StagedActivation( + self.db_op_stack.extend_ops(StagedActivation( ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, support_amount ).get_remove_activate_ops()) @@ -543,7 +543,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i self.pending_channel_counts[spent.signing_hash] -= 1 spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.name) # print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") - self.db_op_stack.extend(spent.get_spend_claim_txo_ops()) + self.db_op_stack.extend_ops(spent.get_spend_claim_txo_ops()) return True def _spend_claim_or_support_txo(self, txin, spent_claims): @@ -607,12 +607,12 @@ def _invalidate_channel_signatures(self, claim_hash: bytes): claim = self._make_pending_claim_txo(signed_claim_hash) self.signatures_changed.add(signed_claim_hash) self.pending_channel_counts[claim_hash] -= 1 - self.db_op_stack.extend(claim.get_invalidate_signature_ops()) + self.db_op_stack.extend_ops(claim.get_invalidate_signature_ops()) for staged in list(self.txo_to_claim.values()): needs_invalidate = staged.claim_hash not in self.doesnt_have_valid_signature if staged.signing_hash == claim_hash and needs_invalidate: - self.db_op_stack.extend(staged.get_invalidate_signature_ops()) + self.db_op_stack.extend_ops(staged.get_invalidate_signature_ops()) self.txo_to_claim[self.claim_hash_to_txo[staged.claim_hash]] = staged.invalidate_signature() self.signatures_changed.add(staged.claim_hash) self.pending_channel_counts[claim_hash] -= 1 @@ -771,7 +771,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db - self.db_op_stack.extend( + self.db_op_stack.extend_ops( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, activation, staged.name, staged.amount @@ -794,7 +794,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # prepare to activate or delay activation of the pending claims being added this block for (tx_num, nout), staged in self.txo_to_claim.items(): - self.db_op_stack.extend(get_delayed_activate_ops( + self.db_op_stack.extend_ops(get_delayed_activate_ops( staged.name, staged.claim_hash, not staged.is_update, tx_num, nout, staged.amount, is_support=False )) @@ -814,7 +814,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t v = supported_claim_info name = v.name staged_is_new_claim = (v.root_tx_num, v.root_position) == (v.tx_num, v.position) - self.db_op_stack.extend(get_delayed_activate_ops( + self.db_op_stack.extend_ops(get_delayed_activate_ops( name, claim_hash, staged_is_new_claim, tx_num, nout, amount, is_support=True )) @@ -884,7 +884,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if not has_candidate: # remove name takeover entry, the name is now unclaimed controlling = get_controlling(need_takeover) - self.db_op_stack.extend(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) + self.db_op_stack.extend_ops(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) # scan for possible takeovers out of the accumulated activations, of these make sure there # aren't any future activations for the taken over names with yet higher amounts, if there are @@ -975,35 +975,32 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t break assert None not in (amount, activation) # update the claim that's activating early - self.db_op_stack.extend( + self.db_op_stack.extend_ops( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, position, activation, name, amount - ).get_remove_activate_ops() - ) - self.db_op_stack.extend( + ).get_remove_activate_ops() + \ StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, position, height, name, amount ).get_activate_ops() ) + for (k, amount) in activate_in_future[name][winning_including_future_activations]: txo = (k.tx_num, k.position) if txo in self.possible_future_support_txos_by_claim_hash[winning_including_future_activations]: - t = ACTIVATED_SUPPORT_TXO_TYPE - self.db_op_stack.extend( + self.db_op_stack.extend_ops( StagedActivation( - t, winning_including_future_activations, k.tx_num, + ACTIVATED_SUPPORT_TXO_TYPE, winning_including_future_activations, k.tx_num, k.position, k.height, name, amount - ).get_remove_activate_ops() - ) - self.db_op_stack.extend( + ).get_remove_activate_ops() + \ StagedActivation( - t, winning_including_future_activations, k.tx_num, + ACTIVATED_SUPPORT_TXO_TYPE, winning_including_future_activations, k.tx_num, k.position, height, name, amount ).get_activate_ops() ) - self.db_op_stack.extend(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) + + self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) self.touched_claim_hashes.add(winning_including_future_activations) if controlling and controlling.claim_hash not in self.abandoned_claims: self.touched_claim_hashes.add(controlling.claim_hash) @@ -1024,19 +1021,19 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if previous_pending_activate.height > height: # the claim had a pending activation in the future, move it to now if tx_num < self.tx_count: - self.db_op_stack.extend( + self.db_op_stack.extend_ops( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, position, previous_pending_activate.height, name, amount ).get_remove_activate_ops() ) - self.db_op_stack.extend( + self.db_op_stack.extend_ops( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, position, height, name, amount ).get_activate_ops() ) - self.db_op_stack.extend(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) + self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) if controlling and controlling.claim_hash not in self.abandoned_claims: self.touched_claim_hashes.add(controlling.claim_hash) self.touched_claim_hashes.add(winning_claim_hash) @@ -1062,7 +1059,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t winning = max(amounts, key=lambda x: amounts[x]) if (controlling and winning != controlling.claim_hash) or (not controlling and winning): # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") - self.db_op_stack.extend(get_takeover_name_ops(name, winning, height, controlling)) + self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning, height, controlling)) if controlling: self.touched_claim_hashes.add(controlling.claim_hash) self.touched_claim_hashes.add(winning) @@ -1086,7 +1083,7 @@ def _get_cumulative_update_ops(self): removed_claim.name, removed ) if amt: - self.db_op_stack.extend(get_remove_effective_amount_ops( + self.db_op_stack.extend_ops(get_remove_effective_amount_ops( removed_claim.name, amt.effective_amount, amt.tx_num, amt.position, removed )) @@ -1098,7 +1095,7 @@ def _get_cumulative_update_ops(self): if claim_from_db: claim_amount_info = self.db.get_url_effective_amount(name, touched) if claim_amount_info: - self.db_op_stack.extend(get_remove_effective_amount_ops( + self.db_op_stack.extend_ops(get_remove_effective_amount_ops( name, claim_amount_info.effective_amount, claim_amount_info.tx_num, claim_amount_info.position, touched )) @@ -1109,10 +1106,10 @@ def _get_cumulative_update_ops(self): name, tx_num, position = v.name, v.tx_num, v.position amt = self.db.get_url_effective_amount(name, touched) if amt: - self.db_op_stack.extend(get_remove_effective_amount_ops( + self.db_op_stack.extend_ops(get_remove_effective_amount_ops( name, amt.effective_amount, amt.tx_num, amt.position, touched )) - self.db_op_stack.extend( + self.db_op_stack.extend_ops( get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), tx_num, position, touched) ) @@ -1130,24 +1127,24 @@ def _get_cumulative_update_ops(self): def advance_block(self, block): height = self.height + 1 # print("advance ", height) - txs: List[Tuple[Tx, bytes]] = block.transactions - block_hash = self.coin.header_hash(block.header) - - self.db_op_stack.append(RevertablePut(*Prefixes.block_hash.pack_item(height, block_hash))) - - tx_count = self.tx_count - # Use local vars for speed in the loops + tx_count = self.tx_count spend_utxo = self.spend_utxo add_utxo = self.add_utxo spend_claim_or_support_txo = self._spend_claim_or_support_txo add_claim_or_support = self._add_claim_or_support + txs: List[Tuple[Tx, bytes]] = block.transactions + + self.db_op_stack.extend_ops([ + RevertablePut(*Prefixes.block_hash.pack_item(height, self.coin.header_hash(block.header))), + RevertablePut(*Prefixes.header.pack_item(height, block.header)) + ]) for tx, tx_hash in txs: spent_claims = {} txos = Transaction(tx.raw).outputs - self.db_op_stack.extend([ + self.db_op_stack.extend_ops([ RevertablePut(*Prefixes.tx.pack_item(tx_hash, tx.raw)), RevertablePut(*Prefixes.tx_num.pack_item(tx_hash, tx_count)), RevertablePut(*Prefixes.tx_hash.pack_item(tx_count, tx_hash)) @@ -1208,13 +1205,12 @@ def advance_block(self, block): # update effective amount and update sets of touched and deleted claims self._get_cumulative_update_ops() - self.db_op_stack.append(RevertablePut(*Prefixes.header.pack_item(height, block.header))) - self.db_op_stack.append(RevertablePut(*Prefixes.tx_count.pack_item(height, tx_count))) + self.db_op_stack.append_op(RevertablePut(*Prefixes.tx_count.pack_item(height, tx_count))) for hashX, new_history in self.hashXs_by_tx.items(): if not new_history: continue - self.db_op_stack.append( + self.db_op_stack.append_op( RevertablePut( *Prefixes.hashX_history.pack_item( hashX, height, new_history @@ -1227,14 +1223,14 @@ def advance_block(self, block): cached_max_reorg_depth = self.daemon.cached_height() - self.env.reorg_limit if height >= cached_max_reorg_depth: - self.db_op_stack.append( + self.db_op_stack.append_op( RevertablePut( *Prefixes.touched_or_deleted.pack_item( height, self.touched_claim_hashes, self.removed_claim_hashes ) ) ) - self.db_op_stack.append( + self.db_op_stack.append_op( RevertablePut( *Prefixes.undo.pack_item(height, self.db_op_stack.get_undo_ops()) ) @@ -1284,7 +1280,7 @@ def backup_block(self): undo_ops, touched_and_deleted_bytes = self.db.read_undo_info(self.height) if undo_ops is None: raise ChainError(f'no undo information found for height {self.height:,d}') - self.db_op_stack.append(RevertableDelete(Prefixes.undo.pack_key(self.height), undo_ops)) + self.db_op_stack.append_op(RevertableDelete(Prefixes.undo.pack_key(self.height), undo_ops)) self.db_op_stack.apply_packed_undo_ops(undo_ops) touched_and_deleted = Prefixes.touched_or_deleted.unpack_value(touched_and_deleted_bytes) @@ -1311,7 +1307,7 @@ def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> if hashX: self.touched_hashXs.add(hashX) self.utxo_cache[(tx_hash, nout)] = hashX - self.db_op_stack.extend([ + self.db_op_stack.extend_ops([ RevertablePut( *Prefixes.utxo.pack_item(hashX, tx_num, nout, txout.value) ), diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 604c7c60f2..7365b8dbeb 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -84,7 +84,7 @@ def __init__(self, get_fn: Callable[[bytes], Optional[bytes]]): self._get = get_fn self._items = defaultdict(list) - def append(self, op: RevertableOp): + def append_op(self, op: RevertableOp): inverted = op.invert() if self._items[op.key] and inverted == self._items[op.key][-1]: self._items[op.key].pop() # if the new op is the inverse of the last op, we can safely null both @@ -109,9 +109,9 @@ def append(self, op: RevertableOp): raise OpStackIntegrity(f"db op tries to delete with incorrect value: {op}") self._items[op.key].append(op) - def extend(self, ops: Iterable[RevertableOp]): + def extend_ops(self, ops: Iterable[RevertableOp]): for op in ops: - self.append(op) + self.append_op(op) def clear(self): self._items.clear() @@ -135,4 +135,4 @@ def get_undo_ops(self) -> bytes: def apply_packed_undo_ops(self, packed: bytes): while packed: op, packed = RevertableOp.unpack(packed) - self.append(op) + self.append_op(op) From 5a01dbf269c38f3981ede88f8f9e005f497e714d Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 24 Jul 2021 14:36:49 -0400 Subject: [PATCH 126/206] split flush from advance_block --- lbry/wallet/server/block_processor.py | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 929f772cd8..01f245e2e4 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -302,7 +302,8 @@ async def check_and_advance_blocks(self, raw_blocks): try: for block in blocks: start = time.perf_counter() - await self.run_in_thread_with_lock(self.advance_block, block) + await self.advance_block(block) + await self.flush() self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) # TODO: we shouldnt wait on the search index updating before advancing to the next block if not self.db.first_sync: @@ -340,7 +341,10 @@ async def check_and_advance_blocks(self, raw_blocks): try: assert count > 0, count for _ in range(count): - await self.run_in_thread_with_lock(self.backup_block) + await self.backup_block() + await self.flush() + self.logger.info(f'backed up to height {self.height:,d}') + for touched in self.touched_claims_to_send_es: if not self.db.get_claim_txo(touched): self.removed_claims_to_send_es.add(touched) @@ -375,6 +379,7 @@ def flush_data(self): async def flush(self): def flush(): self.db.flush_dbs(self.flush_data()) + self.clear_after_advance_or_reorg() await self.run_in_thread_with_lock(flush) async def write_state(self): @@ -1124,7 +1129,7 @@ def _get_cumulative_update_ops(self): self.touched_claims_to_send_es.update(self.touched_claim_hashes) self.removed_claims_to_send_es.update(self.removed_claim_hashes) - def advance_block(self, block): + async def advance_block(self, block): height = self.height + 1 # print("advance ", height) # Use local vars for speed in the loops @@ -1240,9 +1245,6 @@ def advance_block(self, block): self.db.headers.append(block.header) self.tip = self.coin.header_hash(block.header) - self.db.flush_dbs(self.flush_data()) - self.clear_after_advance_or_reorg() - def clear_after_advance_or_reorg(self): self.db_op_stack.clear() self.txo_to_claim.clear() @@ -1273,8 +1275,8 @@ def clear_after_advance_or_reorg(self): self.pending_reposted.clear() self.pending_channel_counts.clear() - def backup_block(self): - self.db.assert_flushed(self.flush_data()) + async def backup_block(self): + # self.db.assert_flushed(self.flush_data()) self.logger.info("backup block %i", self.height) # Check and update self.tip undo_ops, touched_and_deleted_bytes = self.db.read_undo_info(self.height) @@ -1298,9 +1300,6 @@ def backup_block(self): # self.touched can include other addresses which is # harmless, but remove None. self.touched_hashXs.discard(None) - self.db.flush_backup(self.flush_data()) - self.clear_after_advance_or_reorg() - self.logger.info(f'backed up to height {self.height:,d}') def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> Optional[bytes]: hashX = self.coin.hashX_from_script(txout.pk_script) From 4e4e899356214803cf3b9c8fe17a5ee1d96ac578 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 25 Jul 2021 21:45:42 -0400 Subject: [PATCH 127/206] fix spend_utxo --- lbry/wallet/server/block_processor.py | 32 +++++++++++++-------------- lbry/wallet/server/leveldb.py | 6 ++--- 2 files changed, 19 insertions(+), 19 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 01f245e2e4..e8f21aec0c 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -29,7 +29,7 @@ from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation, get_add_effective_amount_ops from lbry.wallet.server.db.claimtrie import get_remove_name_ops, get_remove_effective_amount_ops from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE -from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, Prefixes +from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, Prefixes, ClaimToTXOValue from lbry.wallet.server.udp import StatusServer from lbry.wallet.server.db.revertable import RevertableOp, RevertablePut, RevertableDelete, RevertableOpStack if typing.TYPE_CHECKING: @@ -204,7 +204,7 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.touched_hashXs: Set[bytes] = set() # UTXO cache - self.utxo_cache: Dict[Tuple[bytes, int], bytes] = {} + self.utxo_cache: Dict[Tuple[bytes, int], Tuple[bytes, int]] = {} # Claimtrie cache self.db_op_stack: Optional[RevertableOpStack] = None @@ -1159,7 +1159,6 @@ async def advance_block(self, block): for txin in tx.inputs: if txin.is_generation(): continue - txin_num = self.db.transaction_num_mapping[txin.prev_hash] # spend utxo for address histories hashX = spend_utxo(txin.prev_hash, txin.prev_idx) if hashX: @@ -1305,7 +1304,7 @@ def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> hashX = self.coin.hashX_from_script(txout.pk_script) if hashX: self.touched_hashXs.add(hashX) - self.utxo_cache[(tx_hash, nout)] = hashX + self.utxo_cache[(tx_hash, nout)] = (hashX, txout.value) self.db_op_stack.extend_ops([ RevertablePut( *Prefixes.utxo.pack_item(hashX, tx_num, nout, txout.value) @@ -1317,15 +1316,13 @@ def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> return hashX def spend_utxo(self, tx_hash: bytes, nout: int): - # Fast track is it being in the cache - cache_value = self.utxo_cache.pop((tx_hash, nout), None) - if cache_value: - return cache_value - + hashX, amount = self.utxo_cache.pop((tx_hash, nout), (None, None)) txin_num = self.db.transaction_num_mapping[tx_hash] hdb_key = Prefixes.hashX_utxo.pack_key(tx_hash[:4], txin_num, nout) - hashX = self.db.db.get(hdb_key) - if hashX: + if not hashX: + hashX = self.db.db.get(hdb_key) + if not hashX: + return udb_key = Prefixes.utxo.pack_key(hashX, txin_num, nout) utxo_value_packed = self.db.db.get(udb_key) if utxo_value_packed is None: @@ -1335,17 +1332,20 @@ def spend_utxo(self, tx_hash: bytes, nout: int): raise ChainError( f"{hash_to_hex_str(tx_hash)}:{nout} is not found in UTXO db for {hash_to_hex_str(hashX)}" ) - # Remove both entries for this UTXO self.touched_hashXs.add(hashX) self.db_op_stack.extend_ops([ RevertableDelete(hdb_key, hashX), RevertableDelete(udb_key, utxo_value_packed) ]) return hashX - - self.logger.error('UTXO {hash_to_hex_str(tx_hash)} / {tx_idx} not found in "h" table') - raise ChainError('UTXO {} / {:,d} not found in "h" table' - .format(hash_to_hex_str(tx_hash), nout)) + elif amount is not None: + udb_key = Prefixes.utxo.pack_key(hashX, txin_num, nout) + self.touched_hashXs.add(hashX) + self.db_op_stack.extend_ops([ + RevertableDelete(hdb_key, hashX), + RevertableDelete(udb_key, Prefixes.utxo.pack_value(amount)) + ]) + return hashX async def _process_prefetched_blocks(self): """Loop forever processing blocks as they arrive.""" diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index b0bde437fe..4fa44af6a6 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -658,9 +658,9 @@ def get_future_activated(self, height: int) -> typing.Generator[ start_prefix = Prefixes.pending_activation.pack_partial_key(height + 1) stop_prefix = Prefixes.pending_activation.pack_partial_key(height + 1 + self.coin.maxTakeoverDelay) for _k, _v in self.db.iterator(start=start_prefix, stop=stop_prefix, reverse=True): - v = Prefixes.pending_activation.unpack_value(_v) - if v not in yielded: - yielded.add(v) + if _v not in yielded: + yielded.add(_v) + v = Prefixes.pending_activation.unpack_value(_v) k = Prefixes.pending_activation.unpack_key(_k) yield v, k From 0fb6f05fbaebeeb9999377a847bd3c98a3a5f446 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 25 Jul 2021 21:53:22 -0400 Subject: [PATCH 128/206] in memory claim_to_txo and txo_to_claim dictionaries --- lbry/wallet/server/block_processor.py | 13 +++++++++++-- lbry/wallet/server/leveldb.py | 22 ++++++++++++++++++++-- 2 files changed, 31 insertions(+), 4 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e8f21aec0c..52a5bc4f6b 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -345,6 +345,8 @@ async def check_and_advance_blocks(self, raw_blocks): await self.flush() self.logger.info(f'backed up to height {self.height:,d}') + await self.db._read_claim_txos() + for touched in self.touched_claims_to_send_es: if not self.db.get_claim_txo(touched): self.removed_claims_to_send_es.add(touched) @@ -478,6 +480,11 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ).get_remove_activate_ops() ) + self.db.claim_to_txo[claim_hash] = ClaimToTXOValue( + tx_num, nout, root_tx_num, root_idx, txo.amount, channel_signature_is_valid, claim_name + ) + self.db.txo_to_claim[(tx_num, nout)] = claim_hash + pending = StagedClaimtrieItem( claim_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, root_tx_num, root_idx, channel_signature_is_valid, signing_channel_hash, reposted_claim_hash @@ -536,12 +543,14 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i if (txin_num, txin.prev_idx) in self.txo_to_claim: spent = self.txo_to_claim[(txin_num, txin.prev_idx)] else: + if (txin_num, txin.prev_idx) not in self.db.txo_to_claim: # txo is not a claim + return False spent_claim_hash_and_name = self.db.get_claim_from_txo( txin_num, txin.prev_idx ) - if not spent_claim_hash_and_name: # txo is not a claim - return False + assert spent_claim_hash_and_name is not None spent = self._make_pending_claim_txo(spent_claim_hash_and_name.claim_hash) + self.db.claim_to_txo.pop(self.db.txo_to_claim.pop((txin_num, txin.prev_idx))) if spent.reposted_claim_hash: self.pending_reposted.add(spent.reposted_claim_hash) if spent.signing_hash and spent.channel_signature_is_valid: diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 4fa44af6a6..d834094c69 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -21,7 +21,7 @@ from functools import partial from asyncio import sleep from bisect import bisect_right -from collections import defaultdict +from collections import defaultdict, OrderedDict from lbry.utils import LRUCacheWithMetrics from lbry.schema.url import URL from lbry.wallet.server import util @@ -131,6 +131,9 @@ def __init__(self, env): self.total_transactions = None self.transaction_num_mapping = {} + self.claim_to_txo: typing.OrderedDict[bytes, ClaimToTXOValue] = OrderedDict() + self.txo_to_claim: typing.OrderedDict[Tuple[int, int], bytes] = OrderedDict() + # Search index self.search_index = SearchIndex( self.env.es_index_prefix, self.env.database_query_timeout, @@ -281,7 +284,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, for k, v in self.db.iterator(prefix=prefix): key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) - claim_hash = self.get_claim_from_txo(claim_txo.tx_num, claim_txo.position).claim_hash + claim_hash = self.txo_to_claim[(claim_txo.tx_num, claim_txo.position)] signature_is_valid = self.get_claim_txo(claim_hash).channel_signature_is_valid return self._prepare_resolve_result( claim_txo.tx_num, claim_txo.position, claim_hash, key.name, key.root_tx_num, @@ -701,6 +704,20 @@ def get_txids(): ts = time.perf_counter() - start self.logger.info("loaded %i txids in %ss", len(self.total_transactions), round(ts, 4)) + async def _read_claim_txos(self): + def read_claim_txos(): + for _k, _v in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix): + k = Prefixes.claim_to_txo.unpack_key(_k) + v = Prefixes.claim_to_txo.unpack_value(_v) + self.claim_to_txo[k.claim_hash] = v + self.txo_to_claim[(v.tx_num, v.position)] = k.claim_hash + + start = time.perf_counter() + self.logger.info("loading claims") + await asyncio.get_event_loop().run_in_executor(None, read_claim_txos) + ts = time.perf_counter() - start + self.logger.info("loaded %i claim txos in %ss", len(self.claim_to_txo), round(ts, 4)) + async def _read_headers(self): if self.headers is not None: return @@ -756,6 +773,7 @@ async def open_dbs(self): if self.total_transactions is None: await self._read_txids() await self._read_headers() + await self._read_claim_txos() # start search index await self.search_index.start() From 25147d8897794866025103ac3cb2a906adaacb7c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 26 Jul 2021 10:04:25 -0400 Subject: [PATCH 129/206] handle claims that dont exist in ES sync --- lbry/wallet/server/leveldb.py | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index d834094c69..4113c52d7e 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -638,6 +638,13 @@ def all_claims_producer(self, batch_size=500_000): def claims_producer(self, claim_hashes: Set[bytes]): batch = [] for claim_hash in claim_hashes: + if claim_hash not in self.claim_to_txo: + self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) + continue + name = self.claim_to_txo[claim_hash].name + if not self.db.get(Prefixes.claim_takeover.pack_key(name)): + self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) + continue claim = self._fs_get_claim_by_hash(claim_hash) if claim: batch.append(claim) From f8d2f02c5d931fce3cb05adfe27e295aec1253cf Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 26 Jul 2021 12:38:13 -0400 Subject: [PATCH 130/206] clear claim_to_txo cache before reading --- lbry/wallet/server/leveldb.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 4113c52d7e..23a54c0711 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -719,6 +719,8 @@ def read_claim_txos(): self.claim_to_txo[k.claim_hash] = v self.txo_to_claim[(v.tx_num, v.position)] = k.claim_hash + self.claim_to_txo.clear() + self.txo_to_claim.clear() start = time.perf_counter() self.logger.info("loading claims") await asyncio.get_event_loop().run_in_executor(None, read_claim_txos) From 0273a4e83964872c89e7ef15d819dc3d261d0183 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 26 Jul 2021 13:00:45 -0400 Subject: [PATCH 131/206] fix claim search by fee for claims without fees --- lbry/wallet/server/leveldb.py | 2 +- .../blockchain/test_resolve_command.py | 38 +++++++++++++++++++ 2 files changed, 39 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 23a54c0711..9963ed9437 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -490,7 +490,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): if not metadata: return if not metadata.is_stream or not metadata.stream.has_fee: - fee_amount = None + fee_amount = 0 else: fee_amount = int(max(metadata.stream.fee.amount or 0, 0) * 1000) if fee_amount >= 9223372036854775807: diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 10b894b24f..25284a4323 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -562,6 +562,44 @@ async def test_activation_delay_then_abandon_then_reclaim(self): await self.assertNoClaimForName(name) await self._test_activation_delay() + async def test_resolve_signed_claims_with_fees(self): + channel_name = '@abc' + channel_id = self.get_claim_id( + await self.channel_create(channel_name, '0.01') + ) + self.assertEqual(channel_id, (await self.assertMatchWinningClaim(channel_name)).claim_hash.hex()) + stream_name = 'foo' + stream_with_no_fee = self.get_claim_id( + await self.stream_create(stream_name, '0.01', channel_id=channel_id) + ) + stream_with_fee = self.get_claim_id( + await self.stream_create('with_a_fee', '0.01', channel_id=channel_id, fee_amount='1', fee_currency='LBC') + ) + greater_than_or_equal_to_zero = [ + claim['claim_id'] for claim in ( + await self.conductor.spv_node.server.bp.db.search_index.search( + channel_id=channel_id, fee_amount=">=0" + ))[0] + ] + self.assertEqual(2, len(greater_than_or_equal_to_zero)) + self.assertSetEqual(set(greater_than_or_equal_to_zero), {stream_with_no_fee, stream_with_fee}) + greater_than_zero = [ + claim['claim_id'] for claim in ( + await self.conductor.spv_node.server.bp.db.search_index.search( + channel_id=channel_id, fee_amount=">0" + ))[0] + ] + self.assertEqual(1, len(greater_than_zero)) + self.assertSetEqual(set(greater_than_zero), {stream_with_fee}) + equal_to_zero = [ + claim['claim_id'] for claim in ( + await self.conductor.spv_node.server.bp.db.search_index.search( + channel_id=channel_id, fee_amount="<=0" + ))[0] + ] + self.assertEqual(1, len(equal_to_zero)) + self.assertSetEqual(set(equal_to_zero), {stream_with_no_fee}) + async def test_early_takeover(self): name = 'derp' # block 207 From def2903f7d5c7c631e43d79a04d96bcec41f6816 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 26 Jul 2021 13:25:50 -0400 Subject: [PATCH 132/206] faster _cached_get_active_amount for claims -remove dead code --- lbry/wallet/server/block_processor.py | 19 ++++++++----------- lbry/wallet/server/leveldb.py | 8 ++++++++ 2 files changed, 16 insertions(+), 11 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 52a5bc4f6b..e2d2088ad4 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -673,19 +673,16 @@ def _expire_claims(self, height: int): def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: if (claim_hash, txo_type, height) in self.amount_cache: return self.amount_cache[(claim_hash, txo_type, height)] - self.amount_cache[(claim_hash, txo_type, height)] = amount = self.db._get_active_amount( - claim_hash, txo_type, height - ) + if txo_type == ACTIVATED_CLAIM_TXO_TYPE: + self.amount_cache[(claim_hash, txo_type, height)] = amount = self.db.get_active_amount_as_of_height( + claim_hash, height + ) + else: + self.amount_cache[(claim_hash, txo_type, height)] = amount = self.db._get_active_amount( + claim_hash, txo_type, height + ) return amount - def _cached_get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: - support_amount = self._cached_get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.db.db_height + 1) - if support_only: - return support_only - return support_amount + self._cached_get_active_amount( - claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db.db_height + 1 - ) - def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int: if (name, claim_hash) in self.activated_claim_amount_by_name_and_hash: return self.activated_claim_amount_by_name_and_hash[(name, claim_hash)] diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 9963ed9437..8d7342cde4 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -402,6 +402,14 @@ def _get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> i claim_hash, txo_type, height), include_key=False) ) + def get_active_amount_as_of_height(self, claim_hash: bytes, height: int) -> int: + for v in self.db.iterator( + start=Prefixes.active_amount.pack_partial_key(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, 0), + stop=Prefixes.active_amount.pack_partial_key(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height), + include_key=False, reverse=True): + return Prefixes.active_amount.unpack_value(v).amount + return 0 + def get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: support_amount = self._get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, self.db_height + 1) if support_only: From f944671f86599f038deaa5b6150b869f5dcbd681 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 26 Jul 2021 18:05:56 -0400 Subject: [PATCH 133/206] use claim_to_txo cache --- lbry/wallet/server/block_processor.py | 2 +- lbry/wallet/server/leveldb.py | 18 ++++++++---------- 2 files changed, 9 insertions(+), 11 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e2d2088ad4..9463d92bf9 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -345,7 +345,7 @@ async def check_and_advance_blocks(self, raw_blocks): await self.flush() self.logger.info(f'backed up to height {self.height:,d}') - await self.db._read_claim_txos() + await self.db._read_claim_txos() # TODO: don't do this for touched in self.touched_claims_to_send_es: if not self.db.get_claim_txo(touched): diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 8d7342cde4..dd1ecbad0f 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -225,7 +225,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, expiration_height = self.coin.get_expiration_height(height) support_amount = self.get_support_amount(claim_hash) - claim_amount = self.get_claim_txo_amount(claim_hash) + claim_amount = self.claim_to_txo[claim_hash].amount effective_amount = support_amount + claim_amount channel_hash = self.get_channel_for_claim(claim_hash, tx_num, position) @@ -234,7 +234,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, canonical_url = short_url claims_in_channel = self.get_claims_in_channel_count(claim_hash) if channel_hash: - channel_vals = self.get_claim_txo(channel_hash) + channel_vals = self.claim_to_txo.get(channel_hash) if channel_vals: channel_short_url = self.get_short_claim_id_url( channel_vals.name, channel_hash, channel_vals.root_tx_num, channel_vals.root_position @@ -285,7 +285,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) claim_hash = self.txo_to_claim[(claim_txo.tx_num, claim_txo.position)] - signature_is_valid = self.get_claim_txo(claim_hash).channel_signature_is_valid + signature_is_valid = self.claim_to_txo.get(claim_hash).channel_signature_is_valid return self._prepare_resolve_result( claim_txo.tx_num, claim_txo.position, claim_hash, key.name, key.root_tx_num, key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position), @@ -300,7 +300,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, continue key = Prefixes.effective_amount.unpack_key(k) claim_val = Prefixes.effective_amount.unpack_value(v) - claim_txo = self.get_claim_txo(claim_val.claim_hash) + claim_txo = self.claim_to_txo.get(claim_val.claim_hash) activation = self.get_activation(key.tx_num, key.position) return self._prepare_resolve_result( key.tx_num, key.position, claim_val.claim_hash, key.name, claim_txo.root_tx_num, @@ -359,13 +359,11 @@ async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Op return await asyncio.get_event_loop().run_in_executor(None, self._fs_resolve, url) def _fs_get_claim_by_hash(self, claim_hash): - claim = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) + claim = self.claim_to_txo.get(claim_hash) if claim: - v = Prefixes.claim_to_txo.unpack_value(claim) - activation_height = self.get_activation(v.tx_num, v.position) return self._prepare_resolve_result( - v.tx_num, v.position, claim_hash, v.name, - v.root_tx_num, v.root_position, activation_height, v.channel_signature_is_valid + claim.tx_num, claim.position, claim_hash, claim.name, claim.root_tx_num, claim.root_position, + self.get_activation(claim.tx_num, claim.position), claim.channel_signature_is_valid ) async def fs_getclaimbyid(self, claim_id): @@ -507,7 +505,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): reposted_claim = None reposted_metadata = None if reposted_claim_hash: - reposted_claim = self.get_claim_txo(reposted_claim_hash) + reposted_claim = self.claim_to_txo.get(reposted_claim_hash) if not reposted_claim: return reposted_metadata = self.get_claim_metadata( From 180ba27d84e51dc715385c5a5daaf84401c0a9c9 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 26 Jul 2021 18:07:16 -0400 Subject: [PATCH 134/206] run advance_block in threadpool --- lbry/wallet/server/block_processor.py | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 9463d92bf9..28acba5ba3 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -283,6 +283,11 @@ async def run_in_thread_locked(): return await asyncio.get_event_loop().run_in_executor(None, func, *args) return await asyncio.shield(run_in_thread_locked()) + @staticmethod + async def run_in_thread(func, *args): + async def run_in_thread(): + return await asyncio.get_event_loop().run_in_executor(None, func, *args) + return await asyncio.shield(run_in_thread()) async def check_and_advance_blocks(self, raw_blocks): """Process the list of raw blocks passed. Detects and handles reorgs. @@ -302,7 +307,7 @@ async def check_and_advance_blocks(self, raw_blocks): try: for block in blocks: start = time.perf_counter() - await self.advance_block(block) + await self.run_in_thread(self.advance_block, block) await self.flush() self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) # TODO: we shouldnt wait on the search index updating before advancing to the next block @@ -1135,7 +1140,7 @@ def _get_cumulative_update_ops(self): self.touched_claims_to_send_es.update(self.touched_claim_hashes) self.removed_claims_to_send_es.update(self.removed_claim_hashes) - async def advance_block(self, block): + def advance_block(self, block): height = self.height + 1 # print("advance ", height) # Use local vars for speed in the loops From f0a195a6d490b0f94503264a9b7750a24d4af962 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 27 Jul 2021 16:11:27 -0400 Subject: [PATCH 135/206] faster es sync --- lbry/wallet/server/block_processor.py | 5 +- lbry/wallet/server/db/elasticsearch/search.py | 2 +- lbry/wallet/server/db/elasticsearch/sync.py | 2 +- lbry/wallet/server/leveldb.py | 50 +++++++++++++------ 4 files changed, 41 insertions(+), 18 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 28acba5ba3..3f13bf0e3c 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -263,13 +263,13 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.claim_channels: Dict[bytes, bytes] = {} self.hashXs_by_tx: DefaultDict[bytes, List[int]] = defaultdict(list) - def claim_producer(self): + async def claim_producer(self): if self.db.db_height <= 1: return for claim_hash in self.removed_claims_to_send_es: yield 'delete', claim_hash.hex() - for claim in self.db.claims_producer(self.touched_claims_to_send_es): + async for claim in self.db.claims_producer(self.touched_claims_to_send_es): yield 'update', claim async def run_in_thread_with_lock(self, func, *args): @@ -288,6 +288,7 @@ async def run_in_thread(func, *args): async def run_in_thread(): return await asyncio.get_event_loop().run_in_executor(None, func, *args) return await asyncio.shield(run_in_thread()) + async def check_and_advance_blocks(self, raw_blocks): """Process the list of raw blocks passed. Detects and handles reorgs. diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index f57586829b..3ec121b47d 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -104,7 +104,7 @@ def delete_index(self): async def _consume_claim_producer(self, claim_producer): count = 0 - for op, doc in claim_producer: + async for op, doc in claim_producer: if op == 'delete': yield {'_index': self.index, '_op_type': 'delete', '_id': doc} else: diff --git a/lbry/wallet/server/db/elasticsearch/sync.py b/lbry/wallet/server/db/elasticsearch/sync.py index 15e076de91..c6894b57fc 100644 --- a/lbry/wallet/server/db/elasticsearch/sync.py +++ b/lbry/wallet/server/db/elasticsearch/sync.py @@ -17,7 +17,7 @@ async def get_all_claims(index_name='claims', db=None): await db.open_dbs() try: cnt = 0 - for claim in db.all_claims_producer(): + async for claim in db.all_claims_producer(): yield extract_doc(claim, index_name) cnt += 1 if cnt % 10000 == 0: diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index dd1ecbad0f..de1f3b2e64 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -618,31 +618,47 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): value['release_time'] = metadata.stream.release_time return value - def all_claims_producer(self, batch_size=500_000): + async def all_claims_producer(self, batch_size=500_000): + loop = asyncio.get_event_loop() batch = [] + tasks = [] for claim_hash, v in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix): # TODO: fix the couple of claim txos that dont have controlling names if not self.db.get(Prefixes.claim_takeover.pack_key(Prefixes.claim_to_txo.unpack_value(v).name)): continue - claim = self._fs_get_claim_by_hash(claim_hash[1:]) - if claim: - batch.append(claim) - if len(batch) == batch_size: + tasks.append( + loop.run_in_executor(None, self._fs_get_claim_by_hash, claim_hash[1:]) + ) + if len(tasks) == batch_size: + for t in asyncio.as_completed(tasks): + claim = await t + if claim: + batch.append(claim) + tasks.clear() batch.sort(key=lambda x: x.tx_hash) - for claim in batch: - meta = self._prepare_claim_metadata(claim.claim_hash, claim) + for claim_fut in asyncio.as_completed( + [loop.run_in_executor(None, self._prepare_claim_metadata, claim.claim_hash, claim) + for claim in batch]): + meta = await claim_fut if meta: yield meta batch.clear() + for t in asyncio.as_completed(tasks): + claim = await t + if claim: + batch.append(claim) batch.sort(key=lambda x: x.tx_hash) - for claim in batch: - meta = self._prepare_claim_metadata(claim.claim_hash, claim) + for claim_fut in asyncio.as_completed( + [loop.run_in_executor(None, self._prepare_claim_metadata, claim.claim_hash, claim) + for claim in batch]): + meta = await claim_fut if meta: yield meta - batch.clear() - def claims_producer(self, claim_hashes: Set[bytes]): + async def claims_producer(self, claim_hashes: Set[bytes]): batch = [] + loop = asyncio.get_event_loop() + tasks = [] for claim_hash in claim_hashes: if claim_hash not in self.claim_to_txo: self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) @@ -651,12 +667,18 @@ def claims_producer(self, claim_hashes: Set[bytes]): if not self.db.get(Prefixes.claim_takeover.pack_key(name)): self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) continue - claim = self._fs_get_claim_by_hash(claim_hash) + tasks.append( + loop.run_in_executor(None, self._fs_get_claim_by_hash, claim_hash) + ) + for t in asyncio.as_completed(tasks): + claim = await t if claim: batch.append(claim) batch.sort(key=lambda x: x.tx_hash) - for claim in batch: - meta = self._prepare_claim_metadata(claim.claim_hash, claim) + for claim_fut in asyncio.as_completed( + [loop.run_in_executor(None, self._prepare_claim_metadata, claim.claim_hash, claim) + for claim in batch]): + meta = await claim_fut if meta: yield meta From f7622f24b29461e00129fb2e6b0aa8c15dc290da Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 27 Jul 2021 16:12:07 -0400 Subject: [PATCH 136/206] non blocking mempool loop --- lbry/wallet/server/session.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index cc78dd1efa..fde6c8c6db 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -663,7 +663,9 @@ async def _notify_sessions(self, height, touched, new_touched): for hashX in touched.intersection(self.mempool_statuses.keys()): self.mempool_statuses.pop(hashX, None) - touched.intersection_update(self.hashx_subscriptions_by_session.keys()) + await asyncio.get_event_loop().run_in_executor( + None, touched.intersection_update, self.hashx_subscriptions_by_session.keys() + ) if touched or (height_changed and self.mempool_statuses): notified_hashxs = 0 From 98bc7d1e0e781a54b055ecf6db62e83afa24e161 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 27 Jul 2021 16:19:08 -0400 Subject: [PATCH 137/206] remove dead code --- lbry/wallet/server/session.py | 42 ----------------------------------- 1 file changed, 42 deletions(-) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index fde6c8c6db..f40b07c39a 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -263,16 +263,6 @@ async def _manage_servers(self): await self._start_external_servers() paused = False - async def _log_sessions(self): - """Periodically log sessions.""" - log_interval = self.env.log_sessions - if log_interval: - while True: - await sleep(log_interval) - data = self._session_data(for_log=True) - for line in text.sessions_lines(data): - self.logger.info(line) - self.logger.info(json.dumps(self._get_info())) def _group_map(self): group_map = defaultdict(list) @@ -376,23 +366,6 @@ def _get_info(self): 'version': lbry.__version__, } - def _session_data(self, for_log): - """Returned to the RPC 'sessions' call.""" - now = time.time() - sessions = sorted(self.sessions.values(), key=lambda s: s.start_time) - return [(session.session_id, - session.flags(), - session.peer_address_str(for_log=for_log), - session.client_version, - session.protocol_version_string(), - session.count_pending_items(), - session.txs_sent, - session.sub_count(), - session.recv_count, session.recv_size, - session.send_count, session.send_size, - now - session.start_time) - for session in sessions] - def _group_data(self): """Returned to the RPC 'groups' call.""" result = [] @@ -537,10 +510,6 @@ def arg_to_hashX(arg): return lines - async def rpc_sessions(self): - """Return statistics about connected sessions.""" - return self._session_data(for_log=False) - # async def rpc_reorg(self, count): # """Force a reorg of the given number of blocks. # @@ -576,7 +545,6 @@ async def serve(self, mempool, server_listening_event): # because we connect to ourself await asyncio.wait([ self._clear_stale_sessions(), - self._log_sessions(), self._manage_servers() ]) finally: @@ -748,16 +716,6 @@ def receive_message(self, message): def toggle_logging(self): self.log_me = not self.log_me - def flags(self): - """Status flags.""" - status = self.kind[0] - if self.is_closing(): - status += 'C' - if self.log_me: - status += 'L' - status += str(self._concurrency.max_concurrent) - return status - def connection_made(self, transport): """Handle an incoming client connection.""" super().connection_made(transport) From fb1a774bc4a2091cd44dd6428e85a1e2ef81493c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 28 Jul 2021 13:59:56 -0400 Subject: [PATCH 138/206] delete lbry/wallet/server/storage.py -expose leveldb lru cache size as `CACHE_MB` hub param --- lbry/wallet/server/block_processor.py | 2 +- lbry/wallet/server/env.py | 2 +- lbry/wallet/server/leveldb.py | 28 +++-- lbry/wallet/server/storage.py | 169 -------------------------- 4 files changed, 18 insertions(+), 183 deletions(-) delete mode 100644 lbry/wallet/server/storage.py diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 3f13bf0e3c..e3f548bbbe 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -392,7 +392,7 @@ def flush(): async def write_state(self): def flush(): - with self.db.db.write_batch() as batch: + with self.db.db.write_batch(transaction=True) as batch: self.db.write_db_state(batch) await self.run_in_thread_with_lock(flush) diff --git a/lbry/wallet/server/env.py b/lbry/wallet/server/env.py index 1a109b9d38..c20d64d64a 100644 --- a/lbry/wallet/server/env.py +++ b/lbry/wallet/server/env.py @@ -57,7 +57,7 @@ def __init__(self, coin=None): self.coin = Coin.lookup_coin_class(coin_name, network) self.es_index_prefix = self.default('ES_INDEX_PREFIX', '') self.es_mode = self.default('ES_MODE', 'writer') - self.cache_MB = self.integer('CACHE_MB', 1200) + self.cache_MB = self.integer('CACHE_MB', 4096) self.reorg_limit = self.integer('REORG_LIMIT', self.coin.REORG_LIMIT) # Server stuff self.tcp_port = self.integer('TCP_PORT', None) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index de1f3b2e64..f1ea674ead 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -8,7 +8,7 @@ """Interface to the blockchain database.""" - +import os import asyncio import array import time @@ -17,6 +17,7 @@ import attr import zlib import base64 +import plyvel from typing import Optional, Iterable, Tuple, DefaultDict, Set, Dict, List from functools import partial from asyncio import sleep @@ -28,7 +29,6 @@ from lbry.wallet.server.hash import hash_to_hex_str from lbry.wallet.server.tx import TxInput from lbry.wallet.server.merkle import Merkle, MerkleCache -from lbry.wallet.server.storage import db_class from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.common import ResolveResult, STREAM_TYPES, CLAIM_TYPES from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue @@ -107,7 +107,6 @@ def __init__(self, env): self.logger.info(f'switching current directory to {env.db_dir}') - self.db_class = db_class(env.db_dir, self.env.db_engine) self.db = None self.hist_unflushed = defaultdict(partial(array.array, 'I')) @@ -771,12 +770,19 @@ def get_headers(): async def open_dbs(self): if self.db: return - assert self.db is None - self.db = self.db_class(f'lbry-{self.env.db_engine}', True) - if self.db.is_new: - self.logger.info('created new db: %s', f'lbry-{self.env.db_engine}') + + path = os.path.join(self.env.db_dir, 'lbry-leveldb') + is_new = os.path.isdir(path) + self.db = plyvel.DB( + path, create_if_missing=True, max_open_files=512, + lru_cache_size=self.env.cache_MB * 1024 * 1024, write_buffer_size=64 * 1024 * 1024, + max_file_size=1024 * 1024 * 64, bloom_filter_bits=32 + ) + + if is_new: + self.logger.info('created new db: %s', f'lbry-leveldb') else: - self.logger.info(f'opened db: %s', f'lbry-{self.env.db_engine}') + self.logger.info(f'opened db: %s', f'lbry-leveldb') # read db state self.read_db_state() @@ -793,8 +799,6 @@ async def open_dbs(self): self.logger.info(f'height: {self.db_height:,d}') self.logger.info(f'tip: {hash_to_hex_str(self.db_tip)}') self.logger.info(f'tx count: {self.db_tx_count:,d}') - if self.db.for_sync: - self.logger.info(f'flushing DB cache at {self.env.cache_MB:,d} MB') if self.first_sync: self.logger.info(f'sync time so far: {util.formatted_time(self.wall_time)}') if self.hist_db_version not in self.DB_VERSIONS: @@ -859,7 +863,7 @@ def flush_dbs(self, flush_data: FlushData): ) ) - with self.db.write_batch() as batch: + with self.db.write_batch(transaction=True) as batch: batch_put = batch.put batch_delete = batch.delete @@ -900,7 +904,7 @@ def flush_backup(self, flush_data): self.hist_flush_count += 1 nremoves = 0 - with self.db.write_batch() as batch: + with self.db.write_batch(transaction=True) as batch: batch_put = batch.put batch_delete = batch.delete for op in flush_data.put_and_delete_ops: diff --git a/lbry/wallet/server/storage.py b/lbry/wallet/server/storage.py deleted file mode 100644 index 2d2b805e48..0000000000 --- a/lbry/wallet/server/storage.py +++ /dev/null @@ -1,169 +0,0 @@ -# Copyright (c) 2016-2017, the ElectrumX authors -# -# All rights reserved. -# -# See the file "LICENCE" for information about the copyright -# and warranty status of this software. - -"""Backend database abstraction.""" - -import os -from functools import partial - -from lbry.wallet.server import util - - -def db_class(db_dir, name): - """Returns a DB engine class.""" - for db_class in util.subclasses(Storage): - if db_class.__name__.lower() == name.lower(): - db_class.import_module() - return partial(db_class, db_dir) - raise RuntimeError(f'unrecognised DB engine "{name}"') - - -class Storage: - """Abstract base class of the DB backend abstraction.""" - - def __init__(self, db_dir, name, for_sync): - self.db_dir = db_dir - self.is_new = not os.path.exists(os.path.join(db_dir, name)) - self.for_sync = for_sync or self.is_new - self.open(name, create=self.is_new) - - @classmethod - def import_module(cls): - """Import the DB engine module.""" - raise NotImplementedError - - def open(self, name, create): - """Open an existing database or create a new one.""" - raise NotImplementedError - - def close(self): - """Close an existing database.""" - raise NotImplementedError - - def get(self, key): - raise NotImplementedError - - def put(self, key, value): - raise NotImplementedError - - def write_batch(self): - """Return a context manager that provides `put` and `delete`. - - Changes should only be committed when the context manager - closes without an exception. - """ - raise NotImplementedError - - def iterator(self, prefix=b'', reverse=False): - """Return an iterator that yields (key, value) pairs from the - database sorted by key. - - If `prefix` is set, only keys starting with `prefix` will be - included. If `reverse` is True the items are returned in - reverse order. - """ - raise NotImplementedError - - -class LevelDB(Storage): - """LevelDB database engine.""" - - @classmethod - def import_module(cls): - import plyvel - cls.module = plyvel - - def open(self, name, create, lru_cache_size=None): - mof = 512 - path = os.path.join(self.db_dir, name) - # Use snappy compression (the default) - self.db = self.module.DB(path, create_if_missing=create, max_open_files=mof, lru_cache_size=4*1024*1024*1024, - write_buffer_size=64*1024*1024, max_file_size=1024*1024*64, - bloom_filter_bits=32) - self.close = self.db.close - self.get = self.db.get - self.put = self.db.put - self.iterator = self.db.iterator - self.write_batch = partial(self.db.write_batch, transaction=True) - - -class RocksDB(Storage): - """RocksDB database engine.""" - - @classmethod - def import_module(cls): - import rocksdb - cls.module = rocksdb - - def open(self, name, create): - mof = 512 if self.for_sync else 128 - path = os.path.join(self.db_dir, name) - # Use snappy compression (the default) - options = self.module.Options(create_if_missing=create, - use_fsync=True, - target_file_size_base=33554432, - max_open_files=mof) - self.db = self.module.DB(path, options) - self.get = self.db.get - self.put = self.db.put - - def close(self): - # PyRocksDB doesn't provide a close method; hopefully this is enough - self.db = self.get = self.put = None - import gc - gc.collect() - - def write_batch(self): - return RocksDBWriteBatch(self.db) - - def iterator(self, prefix=b'', reverse=False): - return RocksDBIterator(self.db, prefix, reverse) - - -class RocksDBWriteBatch: - """A write batch for RocksDB.""" - - def __init__(self, db): - self.batch = RocksDB.module.WriteBatch() - self.db = db - - def __enter__(self): - return self.batch - - def __exit__(self, exc_type, exc_val, exc_tb): - if not exc_val: - self.db.write(self.batch) - - -class RocksDBIterator: - """An iterator for RocksDB.""" - - def __init__(self, db, prefix, reverse): - self.prefix = prefix - if reverse: - self.iterator = reversed(db.iteritems()) - nxt_prefix = util.increment_byte_string(prefix) - if nxt_prefix: - self.iterator.seek(nxt_prefix) - try: - next(self.iterator) - except StopIteration: - self.iterator.seek(nxt_prefix) - else: - self.iterator.seek_to_last() - else: - self.iterator = db.iteritems() - self.iterator.seek(prefix) - - def __iter__(self): - return self - - def __next__(self): - k, v = next(self.iterator) - if not k.startswith(self.prefix): - raise StopIteration - return k, v From fab9c90ccbb16fd1cd327e321680a2092d55bae9 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 29 Jul 2021 12:36:30 -0400 Subject: [PATCH 139/206] update iterators to use pack_partial_key --- lbry/wallet/server/db/prefixes.py | 7 +++++++ lbry/wallet/server/leveldb.py | 4 ++-- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 53e17596c3..3b9108da4d 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -658,6 +658,13 @@ class ClaimToSupportPrefixRow(PrefixRow): key_struct = struct.Struct(b'>20sLH') value_struct = struct.Struct(b'>Q') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack, + struct.Struct(b'>20sL').pack, + struct.Struct(b'>20sLH').pack + ] + @classmethod def pack_key(cls, claim_hash: bytes, tx_num: int, position: int): return super().pack_key(claim_hash, tx_num, position) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index f1ea674ead..82b5e4d4a2 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -189,13 +189,13 @@ def get_supported_claim_from_txo(self, tx_num: int, position: int) -> typing.Tup def get_support_amount(self, claim_hash: bytes): total = 0 - for packed in self.db.iterator(prefix=DB_PREFIXES.claim_to_support.value + claim_hash, include_key=False): + for packed in self.db.iterator(prefix=Prefixes.claim_to_support.pack_partial_key(claim_hash), include_key=False): total += Prefixes.claim_to_support.unpack_value(packed).amount return total def get_supports(self, claim_hash: bytes): supports = [] - for k, v in self.db.iterator(prefix=DB_PREFIXES.claim_to_support.value + claim_hash): + for k, v in self.db.iterator(prefix=Prefixes.claim_to_support.pack_partial_key(claim_hash)): unpacked_k = Prefixes.claim_to_support.unpack_key(k) unpacked_v = Prefixes.claim_to_support.unpack_value(v) supports.append((unpacked_k.tx_num, unpacked_k.position, unpacked_v.amount)) From ffbe59ece56f3292fe2f3e0bf989ab016311c9c7 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 29 Jul 2021 14:15:56 -0400 Subject: [PATCH 140/206] fix applying expiration fork --- lbry/wallet/server/block_processor.py | 10 +++++++++- lbry/wallet/server/coin.py | 4 +++- lbry/wallet/server/leveldb.py | 19 ++++++++++++++++++- 3 files changed, 30 insertions(+), 3 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e3f548bbbe..57585cd222 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -311,6 +311,11 @@ async def check_and_advance_blocks(self, raw_blocks): await self.run_in_thread(self.advance_block, block) await self.flush() self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) + if self.height == self.coin.nExtendedClaimExpirationForkHeight: + self.logger.warning( + "applying extended claim expiration fork on claims accepted by, %i", self.height + ) + await self.run_in_thread(self.db.apply_expiration_extension_fork) # TODO: we shouldnt wait on the search index updating before advancing to the next block if not self.db.first_sync: await self.db.search_index.claim_consumer(self.claim_producer()) @@ -646,7 +651,10 @@ def _make_pending_claim_txo(self, claim_hash: bytes): reposted_claim_hash = self.db.get_repost(claim_hash) return StagedClaimtrieItem( claim.name, claim_hash, claim.amount, - self.coin.get_expiration_height(bisect_right(self.db.tx_counts, claim.tx_num)), + self.coin.get_expiration_height( + bisect_right(self.db.tx_counts, claim.tx_num), + extended=self.height >= self.coin.nExtendedClaimExpirationForkHeight + ), claim.tx_num, claim.position, claim.root_tx_num, claim.root_position, claim.channel_signature_is_valid, signing_hash, reposted_claim_hash ) diff --git a/lbry/wallet/server/coin.py b/lbry/wallet/server/coin.py index deef80450f..bd379f112d 100644 --- a/lbry/wallet/server/coin.py +++ b/lbry/wallet/server/coin.py @@ -351,7 +351,9 @@ def hashX_from_script(cls, script): return sha256(script).digest()[:HASHX_LEN] @classmethod - def get_expiration_height(cls, last_updated_height: int) -> int: + def get_expiration_height(cls, last_updated_height: int, extended: bool = False) -> int: + if extended: + return last_updated_height + cls.nExtendedClaimExpirationTime if last_updated_height < cls.nExtendedClaimExpirationForkHeight: return last_updated_height + cls.nOriginalClaimExpirationTime return last_updated_height + cls.nExtendedClaimExpirationTime diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 82b5e4d4a2..2e2ee023de 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -1079,7 +1079,24 @@ def undo_key(self, height: int) -> bytes: def read_undo_info(self, height: int): return self.db.get(Prefixes.undo.pack_key(height)), self.db.get(Prefixes.touched_or_deleted.pack_key(height)) - # -- UTXO database + def apply_expiration_extension_fork(self): + # TODO: this can't be reorged + deletes = [] + adds = [] + + for k, v in self.db.iterator(prefix=Prefixes.claim_expiration.prefix): + old_key = Prefixes.claim_expiration.unpack_key(k) + new_key = Prefixes.claim_expiration.pack_key( + bisect_right(self.tx_counts, old_key.tx_num) + self.coin.nExtendedClaimExpirationTime, + old_key.tx_num, old_key.position + ) + deletes.append(k) + adds.append((new_key, v)) + with self.db.write_batch(transaction=True) as batch: + for k in deletes: + batch.delete(k) + for k, v in adds: + batch.put(k, v) def write_db_state(self, batch): """Write (UTXO) state to the batch.""" From b4d6c4f5b710b316086de3fd41e20e4b9f4bbb62 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 29 Jul 2021 19:23:29 -0400 Subject: [PATCH 141/206] fix _get_pending_claim_name --- lbry/wallet/server/block_processor.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 57585cd222..98563aaba5 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -706,8 +706,8 @@ def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) - def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: assert claim_hash is not None - if claim_hash in self.txo_to_claim: - return self.txo_to_claim[claim_hash].name + if claim_hash in self.claim_hash_to_txo: + return self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].name claim_info = self.db.get_claim_txo(claim_hash) if claim_info: return claim_info.name From d4137428ffe3944e7c9e2b849c1e6275e8f98dcb Mon Sep 17 00:00:00 2001 From: Victor Shyba Date: Thu, 29 Jul 2021 23:01:13 -0300 Subject: [PATCH 142/206] implement blocking and filtering --- lbry/schema/result.py | 18 ++--- lbry/wallet/server/block_processor.py | 3 + lbry/wallet/server/db/elasticsearch/search.py | 4 +- lbry/wallet/server/leveldb.py | 76 ++++++++++++++++--- lbry/wallet/server/session.py | 10 ++- .../blockchain/test_claim_commands.py | 24 +++--- 6 files changed, 98 insertions(+), 37 deletions(-) diff --git a/lbry/schema/result.py b/lbry/schema/result.py index d9da9911f1..5e3bf54b98 100644 --- a/lbry/schema/result.py +++ b/lbry/schema/result.py @@ -1,6 +1,5 @@ import base64 -import struct -from typing import List, TYPE_CHECKING, Union +from typing import List, TYPE_CHECKING, Union, Optional from binascii import hexlify from itertools import chain @@ -43,19 +42,19 @@ def is_censored(self, row): def apply(self, rows): return [row for row in rows if not self.censor(row)] - def censor(self, row) -> bool: + def censor(self, row) -> Optional[bytes]: if self.is_censored(row): censoring_channel_hash = row['censoring_channel_hash'] self.censored.setdefault(censoring_channel_hash, set()) self.censored[censoring_channel_hash].add(row['tx_hash']) - return True - return False + return censoring_channel_hash + return None def to_message(self, outputs: OutputsMessage, extra_txo_rows: dict): for censoring_channel_hash, count in self.censored.items(): blocked = outputs.blocked.add() blocked.count = len(count) - set_reference(blocked.channel, extra_txo_rows.get(censoring_channel_hash)) + set_reference(blocked.channel, censoring_channel_hash, extra_txo_rows) outputs.blocked_total += len(count) @@ -178,8 +177,8 @@ def to_bytes(cls, txo_rows, extra_txo_rows, offset=0, total=None, blocked: Censo page.offset = offset if total is not None: page.total = total - # if blocked is not None: - # blocked.to_message(page, extra_txo_rows) + if blocked is not None: + blocked.to_message(page, extra_txo_rows) for row in extra_txo_rows: cls.encode_txo(page.extra_txos.add(), row) @@ -192,7 +191,8 @@ def to_bytes(cls, txo_rows, extra_txo_rows, offset=0, total=None, blocked: Censo set_reference(txo_message.claim.channel, row.channel_hash, extra_txo_rows) if row.reposted_claim_hash: set_reference(txo_message.claim.repost, row.reposted_claim_hash, extra_txo_rows) - # set_reference(txo_message.error.blocked.channel, row.censor_hash, extra_txo_rows) + elif isinstance(row, ResolveCensoredError): + set_reference(txo_message.error.blocked.channel, row.censor_hash, extra_txo_rows) return page.SerializeToString() @classmethod diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 98563aaba5..386a01f2c0 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -318,7 +318,10 @@ async def check_and_advance_blocks(self, raw_blocks): await self.run_in_thread(self.db.apply_expiration_extension_fork) # TODO: we shouldnt wait on the search index updating before advancing to the next block if not self.db.first_sync: + self.db.reload_blocking_filtering_streams() await self.db.search_index.claim_consumer(self.claim_producer()) + await self.db.search_index.apply_filters(self.db.blocked_streams, self.db.blocked_channels, + self.db.filtered_streams, self.db.filtered_channels) self.db.search_index.clear_caches() self.touched_claims_to_send_es.clear() self.removed_claims_to_send_es.clear() diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 3ec121b47d..0e333ae224 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -130,7 +130,7 @@ async def claim_consumer(self, claim_producer): self.logger.debug("Indexing done.") def update_filter_query(self, censor_type, blockdict, channels=False): - blockdict = {key[::-1].hex(): value[::-1].hex() for key, value in blockdict.items()} + blockdict = {key.hex(): value.hex() for key, value in blockdict.items()} if channels: update = expand_query(channel_id__in=list(blockdict.keys()), censor_type=f"<{censor_type}") else: @@ -483,7 +483,7 @@ def extract_doc(doc, index): channel_hash = doc.pop('channel_hash') doc['channel_id'] = channel_hash[::-1].hex() if channel_hash else channel_hash channel_hash = doc.pop('censoring_channel_hash') - doc['censoring_channel_hash'] = channel_hash[::-1].hex() if channel_hash else channel_hash + doc['censoring_channel_hash'] = channel_hash.hex() if channel_hash else channel_hash # txo_hash = doc.pop('txo_hash') # doc['tx_id'] = txo_hash[:32][::-1].hex() # doc['tx_nout'] = struct.unpack(' typing.Tuple[OptionalResolveResultOrError, Optiona if not resolved_stream: return LookupError(f'Could not find claim at "{url}".'), None + if resolved_stream or resolved_channel: + claim_hash = resolved_stream.claim_hash if resolved_stream else resolved_channel.claim_hash + claim = resolved_stream if resolved_stream else resolved_channel + reposted_claim_hash = resolved_stream.reposted_claim_hash if resolved_stream else None + blocker_hash = self.blocked_streams.get(claim_hash) or self.blocked_streams.get( + reposted_claim_hash) or self.blocked_channels.get(claim_hash) or self.blocked_channels.get( + reposted_claim_hash) or self.blocked_channels.get(claim.channel_hash) + if blocker_hash: + reason_row = self._fs_get_claim_by_hash(blocker_hash) + return None, ResolveCensoredError(url, blocker_hash, censor_row=reason_row) return resolved_stream, resolved_channel async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError]: @@ -435,6 +462,31 @@ def get_claims_in_channel_count(self, channel_hash) -> int: count += 1 return count + def reload_blocking_filtering_streams(self): + self.blocked_streams, self.blocked_channels = self.get_streams_and_channels_reposted_by_channel_hashes(self.blocking_channel_hashes) + self.filtered_streams, self.filtered_channels = self.get_streams_and_channels_reposted_by_channel_hashes(self.filtering_channel_hashes) + + def get_streams_and_channels_reposted_by_channel_hashes(self, reposter_channel_hashes: bytes): + streams, channels = {}, {} + for reposter_channel_hash in reposter_channel_hashes: + reposts = self.get_reposts_in_channel(reposter_channel_hash) + for repost in reposts: + txo = self.get_claim_txo(repost) + if txo.name.startswith('@'): + channels[repost] = reposter_channel_hash + else: + streams[repost] = reposter_channel_hash + return streams, channels + + def get_reposts_in_channel(self, channel_hash): + reposts = set() + for value in self.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(channel_hash), include_key=False): + stream = Prefixes.channel_to_claim.unpack_value(value) + repost = self.get_repost(stream.claim_hash) + if repost: + reposts.add(repost) + return reposts + def get_channel_for_claim(self, claim_hash, tx_num, position) -> Optional[bytes]: return self.db.get(Prefixes.claim_to_channel.pack_key(claim_hash, tx_num, position)) @@ -542,18 +594,22 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): ) return if reposted_metadata: - reposted_tags = [] if not reposted_metadata.is_stream else [tag for tag in reposted_metadata.stream.tags] - reposted_languages = [] if not reposted_metadata.is_stream else ( - [lang.language or 'none' for lang in reposted_metadata.stream.languages] or ['none'] - ) + meta = reposted_metadata.stream if reposted_metadata.is_stream else reposted_metadata.channel + reposted_tags = [tag for tag in meta.tags] + reposted_languages = [lang.language or 'none' for lang in meta.languages] or ['none'] reposted_has_source = False if not reposted_metadata.is_stream else reposted_metadata.stream.has_source reposted_claim_type = CLAIM_TYPES[reposted_metadata.claim_type] - claim_tags = [] if not metadata.is_stream else [tag for tag in metadata.stream.tags] - claim_languages = [] if not metadata.is_stream else ( - [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] - ) + lang_tags = metadata.stream if metadata.is_stream else metadata.channel if metadata.is_channel else metadata.repost + claim_tags = [tag for tag in lang_tags.tags] + claim_languages = [lang.language or 'none' for lang in lang_tags.languages] or ['none'] tags = list(set(claim_tags).union(set(reposted_tags))) languages = list(set(claim_languages).union(set(reposted_languages))) + blocked_hash = self.blocked_streams.get(claim_hash) or self.blocked_streams.get( + reposted_claim_hash) or self.blocked_channels.get(claim_hash) or self.blocked_channels.get( + reposted_claim_hash) or self.blocked_channels.get(claim.channel_hash) + filtered_hash = self.filtered_streams.get(claim_hash) or self.filtered_streams.get( + reposted_claim_hash) or self.filtered_channels.get(claim_hash) or self.filtered_channels.get( + reposted_claim_hash) or self.filtered_channels.get(claim.channel_hash) value = { 'claim_hash': claim_hash[::-1], # 'claim_id': claim_hash.hex(), @@ -603,8 +659,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'signature_valid': claim.signature_valid, 'tags': tags, 'languages': languages, - 'censor_type': 0, # TODO: fix - 'censoring_channel_hash': None, # TODO: fix + 'censor_type': Censor.RESOLVE if blocked_hash else Censor.SEARCH if filtered_hash else Censor.NOT_CENSORED, + 'censoring_channel_hash': blocked_hash or filtered_hash or None, 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash) # 'trending_group': 0, # 'trending_mixed': 0, diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index f40b07c39a..31acb6c216 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -21,7 +21,7 @@ from prometheus_client import Counter, Info, Histogram, Gauge import lbry -from lbry.error import TooManyClaimSearchParametersError +from lbry.error import ResolveCensoredError, TooManyClaimSearchParametersError from lbry.build_info import BUILD, COMMIT_HASH, DOCKER_TAG from lbry.schema.result import Outputs from lbry.wallet.server.block_processor import BlockProcessor @@ -997,7 +997,13 @@ async def claimtrie_resolve(self, *urls): self.session_mgr.urls_to_resolve_count_metric.inc() stream, channel = await self.db.fs_resolve(url) self.session_mgr.resolved_url_count_metric.inc() - if channel and not stream: + if isinstance(channel, ResolveCensoredError): + rows.append(channel) + extra.append(channel.censor_row) + elif isinstance(stream, ResolveCensoredError): + rows.append(stream) + extra.append(stream.censor_row) + elif channel and not stream: rows.append(channel) # print("resolved channel", channel.name.decode()) elif stream: diff --git a/tests/integration/blockchain/test_claim_commands.py b/tests/integration/blockchain/test_claim_commands.py index 2e7b36cea8..f60fcb4550 100644 --- a/tests/integration/blockchain/test_claim_commands.py +++ b/tests/integration/blockchain/test_claim_commands.py @@ -1492,12 +1492,10 @@ async def test_filtering_channels_for_removing_content(self): filtering_channel_id = self.get_claim_id( await self.channel_create('@filtering', '0.1') ) - # self.conductor.spv_node.server.db.sql.filtering_channel_hashes.add( - # unhexlify(filtering_channel_id)[::-1] - # ) - self.assertEqual(0, len(self.conductor.spv_node.server.db.sql.filtered_streams)) + self.conductor.spv_node.server.db.filtering_channel_hashes.add(bytes.fromhex(filtering_channel_id)) + self.assertEqual(0, len(self.conductor.spv_node.server.db.filtered_streams)) await self.stream_repost(bad_content_id, 'filter1', '0.1', channel_name='@filtering') - self.assertEqual(1, len(self.conductor.spv_node.server.db.sql.filtered_streams)) + self.assertEqual(1, len(self.conductor.spv_node.server.db.filtered_streams)) # search for filtered content directly result = await self.out(self.daemon.jsonrpc_claim_search(name='bad_content')) @@ -1539,12 +1537,10 @@ async def test_filtering_channels_for_removing_content(self): blocking_channel_id = self.get_claim_id( await self.channel_create('@blocking', '0.1') ) - self.conductor.spv_node.server.db.sql.blocking_channel_hashes.add( - unhexlify(blocking_channel_id)[::-1] - ) - self.assertEqual(0, len(self.conductor.spv_node.server.db.sql.blocked_streams)) + self.conductor.spv_node.server.db.blocking_channel_hashes.add(bytes.fromhex(blocking_channel_id)) + self.assertEqual(0, len(self.conductor.spv_node.server.db.blocked_streams)) await self.stream_repost(bad_content_id, 'block1', '0.1', channel_name='@blocking') - self.assertEqual(1, len(self.conductor.spv_node.server.db.sql.blocked_streams)) + self.assertEqual(1, len(self.conductor.spv_node.server.db.blocked_streams)) # blocked content is not resolveable error = (await self.resolve('lbry://@some_channel/bad_content'))['error'] @@ -1567,9 +1563,9 @@ async def test_filtering_channels_for_removing_content(self): self.assertEqual('@bad_channel', result['items'][1]['name']) # filter channel out - self.assertEqual(0, len(self.conductor.spv_node.server.db.sql.filtered_channels)) + self.assertEqual(0, len(self.conductor.spv_node.server.db.filtered_channels)) await self.stream_repost(bad_channel_id, 'filter2', '0.1', channel_name='@filtering') - self.assertEqual(1, len(self.conductor.spv_node.server.db.sql.filtered_channels)) + self.assertEqual(1, len(self.conductor.spv_node.server.db.filtered_channels)) # same claim search as previous now returns 0 results result = await self.out(self.daemon.jsonrpc_claim_search(any_tags=['bad-stuff'], order_by=['height'])) @@ -1594,9 +1590,9 @@ async def test_filtering_channels_for_removing_content(self): self.assertEqual(worse_content_id, result['claim_id']) # block channel - self.assertEqual(0, len(self.conductor.spv_node.server.db.sql.blocked_channels)) + self.assertEqual(0, len(self.conductor.spv_node.server.db.blocked_channels)) await self.stream_repost(bad_channel_id, 'block2', '0.1', channel_name='@blocking') - self.assertEqual(1, len(self.conductor.spv_node.server.db.sql.blocked_channels)) + self.assertEqual(1, len(self.conductor.spv_node.server.db.blocked_channels)) # channel, claim in channel or claim individually no longer resolve self.assertEqual((await self.resolve('lbry://@bad_channel'))['error']['name'], 'BLOCKED') From 09bb1ba494240fc8165c8f4f433ff7bdfd8d0d04 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 30 Jul 2021 14:35:54 -0400 Subject: [PATCH 143/206] fix keeping claim_hash_to_txo and txo_to_claim in sync --- lbry/wallet/server/block_processor.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 386a01f2c0..e22b3486fd 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -482,6 +482,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu # print(f"\tupdate {claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") if (prev_tx_num, prev_idx) in self.txo_to_claim: previous_claim = self.txo_to_claim.pop((prev_tx_num, prev_idx)) + self.claim_hash_to_txo.pop(claim_hash) root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position else: previous_claim = self._make_pending_claim_txo(claim_hash) @@ -581,6 +582,7 @@ def _spend_claim_or_support_txo(self, txin, spent_claims): def _abandon_claim(self, claim_hash, tx_num, nout, name): if (tx_num, nout) in self.txo_to_claim: pending = self.txo_to_claim.pop((tx_num, nout)) + self.claim_hash_to_txo.pop(claim_hash) self.abandoned_claims[pending.claim_hash] = pending claim_root_tx_num, claim_root_idx = pending.root_tx_num, pending.root_position prev_amount, prev_signing_hash = pending.amount, pending.signing_hash From 8f9e7f77a79f73c120c2a7355867370ab02e71ee Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 30 Jul 2021 14:41:01 -0400 Subject: [PATCH 144/206] handle invalid claim update --- lbry/wallet/server/block_processor.py | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e22b3486fd..4eb99fb8ff 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -478,6 +478,11 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu if claim_hash not in spent_claims: # print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") return + if claim_name != spent_claims[claim_hash][2]: + self.logger.warning( + f"{tx_hash[::-1].hex()} contains mismatched name for claim update {claim_hash.hex()}" + ) + return (prev_tx_num, prev_idx, _) = spent_claims.pop(claim_hash) # print(f"\tupdate {claim_hash.hex()} {tx_hash[::-1].hex()} {txo.amount}") if (prev_tx_num, prev_idx) in self.txo_to_claim: From 722b42a93e9b52f5710d46cb47df232fd125c5ee Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 30 Jul 2021 15:48:58 -0400 Subject: [PATCH 145/206] fix tests --- lbry/wallet/server/leveldb.py | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index a449f49888..1d03b2892f 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -594,14 +594,18 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): ) return if reposted_metadata: - meta = reposted_metadata.stream if reposted_metadata.is_stream else reposted_metadata.channel - reposted_tags = [tag for tag in meta.tags] - reposted_languages = [lang.language or 'none' for lang in meta.languages] or ['none'] + reposted_tags = [] if not reposted_metadata.is_stream else [tag for tag in reposted_metadata.stream.tags] + reposted_languages = [] if not reposted_metadata.is_stream else ( + [lang.language or 'none' for lang in reposted_metadata.stream.languages] or ['none'] + ) reposted_has_source = False if not reposted_metadata.is_stream else reposted_metadata.stream.has_source reposted_claim_type = CLAIM_TYPES[reposted_metadata.claim_type] - lang_tags = metadata.stream if metadata.is_stream else metadata.channel if metadata.is_channel else metadata.repost - claim_tags = [tag for tag in lang_tags.tags] - claim_languages = [lang.language or 'none' for lang in lang_tags.languages] or ['none'] + + claim_tags = [] if not metadata.is_stream else [tag for tag in metadata.stream.tags] + claim_languages = [] if not metadata.is_stream else ( + [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] + ) + tags = list(set(claim_tags).union(set(reposted_tags))) languages = list(set(claim_languages).union(set(reposted_languages))) blocked_hash = self.blocked_streams.get(claim_hash) or self.blocked_streams.get( From af226463224c1529da096d5694a17bb17a14c941 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 30 Jul 2021 18:17:08 -0400 Subject: [PATCH 146/206] fix tests --- lbry/wallet/server/leveldb.py | 33 +++++++++++++++++++++++++-------- 1 file changed, 25 insertions(+), 8 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 1d03b2892f..541edf2dff 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -594,17 +594,34 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): ) return if reposted_metadata: - reposted_tags = [] if not reposted_metadata.is_stream else [tag for tag in reposted_metadata.stream.tags] - reposted_languages = [] if not reposted_metadata.is_stream else ( - [lang.language or 'none' for lang in reposted_metadata.stream.languages] or ['none'] - ) + if reposted_metadata.is_stream: + meta = reposted_metadata.stream + elif reposted_metadata.is_channel: + meta = reposted_metadata.channel + elif reposted_metadata.is_collection: + meta = reposted_metadata.collection + elif reposted_metadata.is_repost: + meta = reposted_metadata.repost + else: + return + reposted_tags = [tag for tag in meta.tags] + reposted_languages = [lang.language or 'none' for lang in meta.languages] or ['none'] + reposted_has_source = False if not reposted_metadata.is_stream else reposted_metadata.stream.has_source reposted_claim_type = CLAIM_TYPES[reposted_metadata.claim_type] - claim_tags = [] if not metadata.is_stream else [tag for tag in metadata.stream.tags] - claim_languages = [] if not metadata.is_stream else ( - [lang.language or 'none' for lang in metadata.stream.languages] or ['none'] - ) + if metadata.is_stream: + meta = metadata.stream + elif metadata.is_channel: + meta = metadata.channel + elif metadata.is_collection: + meta = metadata.collection + elif metadata.is_repost: + meta = metadata.repost + else: + return + claim_tags = [tag for tag in meta.tags] + claim_languages = [lang.language or 'none' for lang in meta.languages] or ['none'] tags = list(set(claim_tags).union(set(reposted_tags))) languages = list(set(claim_languages).union(set(reposted_languages))) From 2d48e93f747fa54f86b327d695bd7efc244b9da5 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 2 Aug 2021 12:08:55 -0400 Subject: [PATCH 147/206] fix bulk es sync --- lbry/wallet/server/leveldb.py | 45 ++++++++++------------------------- 1 file changed, 13 insertions(+), 32 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 541edf2dff..12e2050ee0 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -702,39 +702,25 @@ async def all_claims_producer(self, batch_size=500_000): # TODO: fix the couple of claim txos that dont have controlling names if not self.db.get(Prefixes.claim_takeover.pack_key(Prefixes.claim_to_txo.unpack_value(v).name)): continue - tasks.append( - loop.run_in_executor(None, self._fs_get_claim_by_hash, claim_hash[1:]) - ) - if len(tasks) == batch_size: - for t in asyncio.as_completed(tasks): - claim = await t - if claim: - batch.append(claim) - tasks.clear() + claim = self._fs_get_claim_by_hash(claim_hash[1:]) + if claim: + batch.append(claim) + if len(batch) == batch_size: batch.sort(key=lambda x: x.tx_hash) - for claim_fut in asyncio.as_completed( - [loop.run_in_executor(None, self._prepare_claim_metadata, claim.claim_hash, claim) - for claim in batch]): - meta = await claim_fut + for claim in batch: + meta = self._prepare_claim_metadata(claim.claim_hash, claim) if meta: yield meta batch.clear() - for t in asyncio.as_completed(tasks): - claim = await t - if claim: - batch.append(claim) batch.sort(key=lambda x: x.tx_hash) - for claim_fut in asyncio.as_completed( - [loop.run_in_executor(None, self._prepare_claim_metadata, claim.claim_hash, claim) - for claim in batch]): - meta = await claim_fut + for claim in batch: + meta = self._prepare_claim_metadata(claim.claim_hash, claim) if meta: yield meta + batch.clear() async def claims_producer(self, claim_hashes: Set[bytes]): batch = [] - loop = asyncio.get_event_loop() - tasks = [] for claim_hash in claim_hashes: if claim_hash not in self.claim_to_txo: self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) @@ -743,20 +729,15 @@ async def claims_producer(self, claim_hashes: Set[bytes]): if not self.db.get(Prefixes.claim_takeover.pack_key(name)): self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) continue - tasks.append( - loop.run_in_executor(None, self._fs_get_claim_by_hash, claim_hash) - ) - for t in asyncio.as_completed(tasks): - claim = await t + claim = self._fs_get_claim_by_hash(claim_hash) if claim: batch.append(claim) batch.sort(key=lambda x: x.tx_hash) - for claim_fut in asyncio.as_completed( - [loop.run_in_executor(None, self._prepare_claim_metadata, claim.claim_hash, claim) - for claim in batch]): - meta = await claim_fut + for claim in batch: + meta = self._prepare_claim_metadata(claim.claim_hash, claim) if meta: yield meta + batch.clear() def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: activated = defaultdict(list) From 54461dfa75caadecb024f6495fc1c8237ff34d76 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 6 Aug 2021 14:11:28 -0400 Subject: [PATCH 148/206] fix merge conflicts and simplify extract_doc --- lbry/error/__init__.py | 3 +- lbry/schema/result.py | 4 +- lbry/wallet/server/db/elasticsearch/search.py | 50 ++++++------------- lbry/wallet/server/db/elasticsearch/sync.py | 11 +++- lbry/wallet/server/leveldb.py | 41 +++++++-------- 5 files changed, 47 insertions(+), 62 deletions(-) diff --git a/lbry/error/__init__.py b/lbry/error/__init__.py index 7f16a3a41a..f8c9d3165c 100644 --- a/lbry/error/__init__.py +++ b/lbry/error/__init__.py @@ -252,9 +252,10 @@ def __init__(self, url): class ResolveCensoredError(WalletError): - def __init__(self, url, censor_id): + def __init__(self, url, censor_id, censor_row): self.url = url self.censor_id = censor_id + self.censor_row = censor_row super().__init__(f"Resolve of '{url}' was censored by channel with claim id '{censor_id}'.") diff --git a/lbry/schema/result.py b/lbry/schema/result.py index 5e3bf54b98..eed4b9d6db 100644 --- a/lbry/schema/result.py +++ b/lbry/schema/result.py @@ -44,7 +44,7 @@ def apply(self, rows): def censor(self, row) -> Optional[bytes]: if self.is_censored(row): - censoring_channel_hash = row['censoring_channel_hash'] + censoring_channel_hash = bytes.fromhex(row['censoring_channel_id'])[::-1] self.censored.setdefault(censoring_channel_hash, set()) self.censored[censoring_channel_hash].add(row['tx_hash']) return censoring_channel_hash @@ -192,7 +192,7 @@ def to_bytes(cls, txo_rows, extra_txo_rows, offset=0, total=None, blocked: Censo if row.reposted_claim_hash: set_reference(txo_message.claim.repost, row.reposted_claim_hash, extra_txo_rows) elif isinstance(row, ResolveCensoredError): - set_reference(txo_message.error.blocked.channel, row.censor_hash, extra_txo_rows) + set_reference(txo_message.error.blocked.channel, row.censor_id, extra_txo_rows) return page.SerializeToString() @classmethod diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 0e333ae224..4a8f309d81 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -106,9 +106,19 @@ async def _consume_claim_producer(self, claim_producer): count = 0 async for op, doc in claim_producer: if op == 'delete': - yield {'_index': self.index, '_op_type': 'delete', '_id': doc} + yield { + '_index': self.index, + '_op_type': 'delete', + '_id': doc + } else: - yield extract_doc(doc, self.index) + yield { + 'doc': {key: value for key, value in doc.items() if key in ALL_FIELDS}, + '_id': doc['claim_id'], + '_index': self.index, + '_op_type': 'update', + 'doc_as_upsert': True + } count += 1 if count % 100 == 0: self.logger.debug("Indexing in progress, %d claims.", count) @@ -474,34 +484,6 @@ async def _get_referenced_rows(self, txo_rows: List[dict]): return referenced_txos -def extract_doc(doc, index): - doc['claim_id'] = doc.pop('claim_hash')[::-1].hex() - if doc['reposted_claim_hash'] is not None: - doc['reposted_claim_id'] = doc.pop('reposted_claim_hash').hex() - else: - doc['reposted_claim_id'] = None - channel_hash = doc.pop('channel_hash') - doc['channel_id'] = channel_hash[::-1].hex() if channel_hash else channel_hash - channel_hash = doc.pop('censoring_channel_hash') - doc['censoring_channel_hash'] = channel_hash.hex() if channel_hash else channel_hash - # txo_hash = doc.pop('txo_hash') - # doc['tx_id'] = txo_hash[:32][::-1].hex() - # doc['tx_nout'] = struct.unpack('32sLL32sLLBBlll') DB_STATE_STRUCT_SIZE = 94 @@ -527,7 +527,7 @@ def get_claim_metadata(self, tx_hash, nout): output = self.coin.transaction(raw).outputs[nout] script = OutputScript(output.pk_script) script.parse() - return Claim.from_bytes(script.values['claim']) + return Claim.from_bytes(script.values['claim']), ''.join(chr(c) for c in script.values['claim_name']) except: self.logger.error( "tx parsing for ES went boom %s %s", tx_hash[::-1].hex(), @@ -546,6 +546,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): metadata = self.get_claim_metadata(claim.tx_hash, claim.position) if not metadata: return + metadata, non_normalized_name = metadata if not metadata.is_stream or not metadata.stream.has_fee: fee_amount = 0 else: @@ -564,6 +565,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): ) if not reposted_metadata: return + reposted_metadata, _ = reposted_metadata reposted_tags = [] reposted_languages = [] reposted_has_source = None @@ -632,10 +634,9 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): reposted_claim_hash) or self.filtered_channels.get(claim_hash) or self.filtered_channels.get( reposted_claim_hash) or self.filtered_channels.get(claim.channel_hash) value = { - 'claim_hash': claim_hash[::-1], - # 'claim_id': claim_hash.hex(), - 'claim_name': claim.name, - 'normalized': claim.name, + 'claim_id': claim_hash.hex(), + 'claim_name': non_normalized_name, + 'normalized_name': claim.name, 'tx_id': claim.tx_hash[::-1].hex(), 'tx_num': claim.tx_num, 'tx_nout': claim.position, @@ -648,7 +649,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'expiration_height': claim.expiration_height, 'effective_amount': claim.effective_amount, 'support_amount': claim.support_amount, - 'is_controlling': claim.is_controlling, + 'is_controlling': bool(claim.is_controlling), 'last_take_over_height': claim.last_takeover_height, 'short_url': claim.short_url, 'canonical_url': claim.canonical_url, @@ -658,30 +659,26 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'claim_type': CLAIM_TYPES[metadata.claim_type], 'has_source': reposted_has_source if reposted_has_source is not None else ( False if not metadata.is_stream else metadata.stream.has_source), - 'stream_type': None if not metadata.is_stream else STREAM_TYPES[ + 'stream_type': 0 if not metadata.is_stream else STREAM_TYPES[ guess_stream_type(metadata.stream.source.media_type)], 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, 'fee_amount': fee_amount, 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, - 'reposted': self.get_reposted_count(claim_hash), - 'reposted_claim_hash': reposted_claim_hash, + 'repost_count': self.get_reposted_count(claim_hash), + 'reposted_claim_id': None if not reposted_claim_hash else reposted_claim_hash.hex(), 'reposted_claim_type': reposted_claim_type, 'reposted_has_source': reposted_has_source, - - 'channel_hash': metadata.signing_channel_hash, - - 'public_key_bytes': None if not metadata.is_channel else metadata.channel.public_key_bytes, - 'public_key_hash': None if not metadata.is_channel else self.ledger.address_to_hash160( - self.ledger.public_key_to_address(metadata.channel.public_key_bytes) - ), - 'signature': metadata.signature, - 'signature_digest': None, # TODO: fix - 'signature_valid': claim.signature_valid, + 'channel_id': None if not metadata.is_signed else metadata.signing_channel_hash[::-1].hex(), + 'public_key_id': None if not metadata.is_channel else + self.ledger.public_key_to_address(metadata.channel.public_key_bytes), + 'signature': (metadata.signature or b'').hex() or None, + # 'signature_digest': metadata.signature, + 'is_signature_valid': bool(claim.signature_valid), 'tags': tags, 'languages': languages, 'censor_type': Censor.RESOLVE if blocked_hash else Censor.SEARCH if filtered_hash else Censor.NOT_CENSORED, - 'censoring_channel_hash': blocked_hash or filtered_hash or None, + 'censoring_channel_id': (blocked_hash or filtered_hash or b'').hex() or None, 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash) # 'trending_group': 0, # 'trending_mixed': 0, @@ -695,9 +692,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): return value async def all_claims_producer(self, batch_size=500_000): - loop = asyncio.get_event_loop() batch = [] - tasks = [] for claim_hash, v in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix): # TODO: fix the couple of claim txos that dont have controlling names if not self.db.get(Prefixes.claim_takeover.pack_key(Prefixes.claim_to_txo.unpack_value(v).name)): From c51e344b87ae1562fad425fe068dc2602bd7631a Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 9 Aug 2021 15:34:36 -0400 Subject: [PATCH 149/206] fix missing fields in reposts --- lbry/wallet/server/leveldb.py | 42 ++++++++++++++++++++++++++--------- 1 file changed, 31 insertions(+), 11 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index df38cc1ecb..f61bdb9157 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -568,8 +568,13 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): reposted_metadata, _ = reposted_metadata reposted_tags = [] reposted_languages = [] - reposted_has_source = None + reposted_has_source = False reposted_claim_type = None + reposted_stream_type = None + reposted_media_type = None + reposted_fee_amount = None + reposted_fee_currency = None + reposted_duration = None if reposted_claim: reposted_tx_hash = self.total_transactions[reposted_claim.tx_num] raw_reposted_claim_tx = self.db.get( @@ -608,10 +613,22 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): return reposted_tags = [tag for tag in meta.tags] reposted_languages = [lang.language or 'none' for lang in meta.languages] or ['none'] - reposted_has_source = False if not reposted_metadata.is_stream else reposted_metadata.stream.has_source reposted_claim_type = CLAIM_TYPES[reposted_metadata.claim_type] - + reposted_stream_type = STREAM_TYPES[guess_stream_type(reposted_metadata.stream.source.media_type)] \ + if reposted_metadata.is_stream else 0 + reposted_media_type = reposted_metadata.stream.source.media_type if reposted_metadata.is_stream else 0 + if not reposted_metadata.is_stream or not reposted_metadata.stream.has_fee: + reposted_fee_amount = 0 + else: + reposted_fee_amount = int(max(reposted_metadata.stream.fee.amount or 0, 0) * 1000) + if reposted_fee_amount >= 9223372036854775807: + return + reposted_fee_currency = None if not reposted_metadata.is_stream else reposted_metadata.stream.fee.currency + reposted_duration = None + if reposted_metadata.is_stream and \ + (reposted_metadata.stream.video.duration or reposted_metadata.stream.audio.duration): + reposted_duration = reposted_metadata.stream.video.duration or reposted_metadata.stream.audio.duration if metadata.is_stream: meta = metadata.stream elif metadata.is_channel: @@ -657,14 +674,15 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'author': None if not metadata.is_stream else metadata.stream.author, 'description': None if not metadata.is_stream else metadata.stream.description, 'claim_type': CLAIM_TYPES[metadata.claim_type], - 'has_source': reposted_has_source if reposted_has_source is not None else ( + 'has_source': reposted_has_source if metadata.is_repost else ( False if not metadata.is_stream else metadata.stream.has_source), - 'stream_type': 0 if not metadata.is_stream else STREAM_TYPES[ - guess_stream_type(metadata.stream.source.media_type)], - 'media_type': None if not metadata.is_stream else metadata.stream.source.media_type, - 'fee_amount': fee_amount, - 'fee_currency': None if not metadata.is_stream else metadata.stream.fee.currency, - + 'stream_type': STREAM_TYPES[guess_stream_type(metadata.stream.source.media_type)] + if metadata.is_stream else reposted_stream_type if metadata.is_repost else 0, + 'media_type': metadata.stream.source.media_type + if metadata.is_stream else reposted_media_type if metadata.is_repost else None, + 'fee_amount': fee_amount if not metadata.is_repost else reposted_fee_amount, + 'fee_currency': metadata.stream.fee.currency + if metadata.is_stream else reposted_fee_currency if metadata.is_repost else None, 'repost_count': self.get_reposted_count(claim_hash), 'reposted_claim_id': None if not reposted_claim_hash else reposted_claim_hash.hex(), 'reposted_claim_type': reposted_claim_type, @@ -685,7 +703,9 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): # 'trending_local': 0, # 'trending_global': 0, } - if metadata.is_stream and (metadata.stream.video.duration or metadata.stream.audio.duration): + if metadata.is_repost and reposted_duration is not None: + value['duration'] = reposted_duration + elif metadata.is_stream and (metadata.stream.video.duration or metadata.stream.audio.duration): value['duration'] = metadata.stream.video.duration or metadata.stream.audio.duration if metadata.is_stream and metadata.stream.release_time: value['release_time'] = metadata.stream.release_time From 28aa7da3499e953dc1a964741d9514bf6f4a3a28 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 9 Aug 2021 21:04:42 -0400 Subject: [PATCH 150/206] merge conflicts --- lbry/wallet/server/session.py | 5 +++++ .../blockchain/test_wallet_server_sessions.py | 14 +++++++------- 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 31acb6c216..4ee3286213 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -987,6 +987,11 @@ async def claimtrie_search(self, **kwargs): except ConnectionTimeout: self.session_mgr.interrupt_count_metric.inc() raise RPCError(JSONRPC.QUERY_TIMEOUT, 'query timed out') + except TooManyClaimSearchParametersError as err: + await asyncio.sleep(2) + self.logger.warning("Got an invalid query from %s, for %s with more than %d elements.", + self.peer_address()[0], err.key, err.limit) + return RPCError(1, str(err)) finally: self.session_mgr.pending_query_metric.dec() self.session_mgr.executor_time_metric.observe(time.perf_counter() - start) diff --git a/tests/integration/blockchain/test_wallet_server_sessions.py b/tests/integration/blockchain/test_wallet_server_sessions.py index efee3bdf27..5473f52028 100644 --- a/tests/integration/blockchain/test_wallet_server_sessions.py +++ b/tests/integration/blockchain/test_wallet_server_sessions.py @@ -196,13 +196,13 @@ async def test_hub_discovery(self): class TestStressFlush(CommandTestCase): -# async def test_flush_over_66_thousand(self): -# history = self.conductor.spv_node.server.db.history -# history.flush_count = 66_000 -# history.flush() -# self.assertEqual(history.flush_count, 66_001) -# await self.generate(1) -# self.assertEqual(history.flush_count, 66_002) + # async def test_flush_over_66_thousand(self): + # history = self.conductor.spv_node.server.db.history + # history.flush_count = 66_000 + # history.flush() + # self.assertEqual(history.flush_count, 66_001) + # await self.generate(1) + # self.assertEqual(history.flush_count, 66_002) async def test_thousands_claim_ids_on_search(self): await self.stream_create() From 59db5e7889ceef799ced3d6699a0c1979ced36f3 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 9 Aug 2021 21:12:58 -0400 Subject: [PATCH 151/206] update test --- tests/unit/wallet/server/test_revertable.py | 28 ++++++++++----------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/tests/unit/wallet/server/test_revertable.py b/tests/unit/wallet/server/test_revertable.py index bfc367a2ff..1fa765537f 100644 --- a/tests/unit/wallet/server/test_revertable.py +++ b/tests/unit/wallet/server/test_revertable.py @@ -21,8 +21,8 @@ def process_stack(self): self.stack.clear() def update(self, key1: bytes, value1: bytes, key2: bytes, value2: bytes): - self.stack.append(RevertableDelete(key1, value1)) - self.stack.append(RevertablePut(key2, value2)) + self.stack.append_op(RevertableDelete(key1, value1)) + self.stack.append_op(RevertablePut(key2, value2)) def test_simplify(self): key1 = Prefixes.claim_to_txo.pack_key(b'\x01' * 20) @@ -36,22 +36,22 @@ def test_simplify(self): # check that we can't delete a non existent value with self.assertRaises(OpStackIntegrity): - self.stack.append(RevertableDelete(key1, val1)) + self.stack.append_op(RevertableDelete(key1, val1)) - self.stack.append(RevertablePut(key1, val1)) + self.stack.append_op(RevertablePut(key1, val1)) self.assertEqual(1, len(self.stack)) - self.stack.append(RevertableDelete(key1, val1)) + self.stack.append_op(RevertableDelete(key1, val1)) self.assertEqual(0, len(self.stack)) - self.stack.append(RevertablePut(key1, val1)) + self.stack.append_op(RevertablePut(key1, val1)) self.assertEqual(1, len(self.stack)) # try to delete the wrong value with self.assertRaises(OpStackIntegrity): - self.stack.append(RevertableDelete(key2, val2)) + self.stack.append_op(RevertableDelete(key2, val2)) - self.stack.append(RevertableDelete(key1, val1)) + self.stack.append_op(RevertableDelete(key1, val1)) self.assertEqual(0, len(self.stack)) - self.stack.append(RevertablePut(key2, val3)) + self.stack.append_op(RevertablePut(key2, val3)) self.assertEqual(1, len(self.stack)) self.process_stack() @@ -60,12 +60,12 @@ def test_simplify(self): # check that we can't put on top of the existing stored value with self.assertRaises(OpStackIntegrity): - self.stack.append(RevertablePut(key2, val1)) + self.stack.append_op(RevertablePut(key2, val1)) self.assertEqual(0, len(self.stack)) - self.stack.append(RevertableDelete(key2, val3)) + self.stack.append_op(RevertableDelete(key2, val3)) self.assertEqual(1, len(self.stack)) - self.stack.append(RevertablePut(key2, val3)) + self.stack.append_op(RevertablePut(key2, val3)) self.assertEqual(0, len(self.stack)) self.update(key2, val3, key2, val1) @@ -84,11 +84,11 @@ def test_simplify(self): self.update(key2, val3, key2, val2) self.update(key2, val2, key2, val3) self.assertEqual(2, len(self.stack)) - self.stack.append(RevertableDelete(key2, val3)) + self.stack.append_op(RevertableDelete(key2, val3)) self.process_stack() self.assertDictEqual({}, self.fake_db) - self.stack.append(RevertablePut(key2, val3)) + self.stack.append_op(RevertablePut(key2, val3)) self.process_stack() with self.assertRaises(OpStackIntegrity): self.update(key2, val2, key2, val2) From 234c03db09cd73b8eff7c1c91f89f40c208ddd5c Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 12 Aug 2021 16:08:52 -0400 Subject: [PATCH 152/206] fix claims not having non-normalized names --- lbry/wallet/server/block_processor.py | 96 ++++++++++--------- lbry/wallet/server/db/claimtrie.py | 15 +-- lbry/wallet/server/db/common.py | 1 + .../server/db/elasticsearch/constants.py | 11 ++- lbry/wallet/server/db/elasticsearch/search.py | 8 +- lbry/wallet/server/db/prefixes.py | 46 ++++++--- lbry/wallet/server/leveldb.py | 58 +++++------ .../blockchain/test_resolve_command.py | 32 +++++-- 8 files changed, 157 insertions(+), 110 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 4eb99fb8ff..a2c9045a19 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -407,10 +407,11 @@ def flush(): def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_num: int, nout: int, spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]): + claim_name = txo.script.values['claim_name'].decode() try: - claim_name = txo.normalized_name + normalized_name = txo.normalized_name except UnicodeDecodeError: - claim_name = ''.join(chr(c) for c in txo.script.values['claim_name']) + normalized_name = claim_name if txo.script.is_claim_name: claim_hash = hash160(tx_hash + pack('>I', nout))[::-1] # print(f"\tnew {claim_hash.hex()} ({tx_num} {txo.amount})") @@ -478,7 +479,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu if claim_hash not in spent_claims: # print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") return - if claim_name != spent_claims[claim_hash][2]: + if normalized_name != spent_claims[claim_hash][2]: self.logger.warning( f"{tx_hash[::-1].hex()} contains mismatched name for claim update {claim_hash.hex()}" ) @@ -493,9 +494,10 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu previous_claim = self._make_pending_claim_txo(claim_hash) root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position activation = self.db.get_activation(prev_tx_num, prev_idx) + claim_name = previous_claim.name self.db_op_stack.extend_ops( StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, claim_name, + ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, normalized_name, previous_claim.amount ).get_remove_activate_ops() ) @@ -506,8 +508,8 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu self.db.txo_to_claim[(tx_num, nout)] = claim_hash pending = StagedClaimtrieItem( - claim_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, root_tx_num, - root_idx, channel_signature_is_valid, signing_channel_hash, reposted_claim_hash + claim_name, normalized_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, + root_tx_num, root_idx, channel_signature_is_valid, signing_channel_hash, reposted_claim_hash ) self.txo_to_claim[(tx_num, nout)] = pending self.claim_hash_to_txo[claim_hash] = (tx_num, nout) @@ -575,7 +577,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i self.pending_reposted.add(spent.reposted_claim_hash) if spent.signing_hash and spent.channel_signature_is_valid: self.pending_channel_counts[spent.signing_hash] -= 1 - spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.name) + spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.normalized_name) # print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") self.db_op_stack.extend_ops(spent.get_spend_claim_txo_ops()) return True @@ -584,14 +586,14 @@ def _spend_claim_or_support_txo(self, txin, spent_claims): if not self._spend_claim_txo(txin, spent_claims): self._spend_support_txo(txin) - def _abandon_claim(self, claim_hash, tx_num, nout, name): + def _abandon_claim(self, claim_hash: bytes, tx_num: int, nout: int, normalized_name: str): if (tx_num, nout) in self.txo_to_claim: pending = self.txo_to_claim.pop((tx_num, nout)) self.claim_hash_to_txo.pop(claim_hash) self.abandoned_claims[pending.claim_hash] = pending claim_root_tx_num, claim_root_idx = pending.root_tx_num, pending.root_position prev_amount, prev_signing_hash = pending.amount, pending.signing_hash - reposted_claim_hash = pending.reposted_claim_hash + reposted_claim_hash, name = pending.reposted_claim_hash, pending.name expiration = self.coin.get_expiration_height(self.height) signature_is_valid = pending.channel_signature_is_valid else: @@ -599,12 +601,12 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): claim_hash ) claim_root_tx_num, claim_root_idx, prev_amount = v.root_tx_num, v.root_position, v.amount - signature_is_valid = v.channel_signature_is_valid + signature_is_valid, name = v.channel_signature_is_valid, v.name prev_signing_hash = self.db.get_channel_for_claim(claim_hash, tx_num, nout) reposted_claim_hash = self.db.get_repost(claim_hash) expiration = self.coin.get_expiration_height(bisect_right(self.db.tx_counts, tx_num)) self.abandoned_claims[claim_hash] = staged = StagedClaimtrieItem( - name, claim_hash, prev_amount, expiration, tx_num, nout, claim_root_tx_num, + name, normalized_name, claim_hash, prev_amount, expiration, tx_num, nout, claim_root_tx_num, claim_root_idx, signature_is_valid, prev_signing_hash, reposted_claim_hash ) if prev_signing_hash and prev_signing_hash in self.pending_channel_counts: @@ -614,8 +616,7 @@ def _abandon_claim(self, claim_hash, tx_num, nout, name): self.support_txo_to_claim.pop(support_txo_to_clear) self.support_txos_by_claim[claim_hash].clear() self.support_txos_by_claim.pop(claim_hash) - - if name.startswith('@'): # abandon a channel, invalidate signatures + if normalized_name.startswith('@'): # abandon a channel, invalidate signatures self._invalidate_channel_signatures(claim_hash) def _invalidate_channel_signatures(self, claim_hash: bytes): @@ -660,7 +661,7 @@ def _make_pending_claim_txo(self, claim_hash: bytes): signing_hash = self.db.get_channel_for_claim(claim_hash, claim.tx_num, claim.position) reposted_claim_hash = self.db.get_repost(claim_hash) return StagedClaimtrieItem( - claim.name, claim_hash, claim.amount, + claim.name, claim.normalized_name, claim_hash, claim.amount, self.coin.get_expiration_height( bisect_right(self.db.tx_counts, claim.tx_num), extended=self.height >= self.coin.nExtendedClaimExpirationForkHeight @@ -680,19 +681,19 @@ def _expire_claims(self, height: int): # abandon the channels last to handle abandoned signed claims in the same tx, # see test_abandon_channel_and_claims_in_same_tx expired_channels = {} - for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): - self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + for abandoned_claim_hash, (tx_num, nout, normalized_name) in spent_claims.items(): + self._abandon_claim(abandoned_claim_hash, tx_num, nout, normalized_name) - if name.startswith('@'): - expired_channels[abandoned_claim_hash] = (tx_num, nout, name) + if normalized_name.startswith('@'): + expired_channels[abandoned_claim_hash] = (tx_num, nout, normalized_name) else: # print(f"\texpire {abandoned_claim_hash.hex()} {tx_num} {nout}") - self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + self._abandon_claim(abandoned_claim_hash, tx_num, nout, normalized_name) # do this to follow the same content claim removing pathway as if a claim (possible channel) was abandoned - for abandoned_claim_hash, (tx_num, nout, name) in expired_channels.items(): + for abandoned_claim_hash, (tx_num, nout, normalized_name) in expired_channels.items(): # print(f"\texpire {abandoned_claim_hash.hex()} {tx_num} {nout}") - self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + self._abandon_claim(abandoned_claim_hash, tx_num, nout, normalized_name) def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: if (claim_hash, txo_type, height) in self.amount_cache: @@ -717,10 +718,10 @@ def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) - def _get_pending_claim_name(self, claim_hash: bytes) -> Optional[str]: assert claim_hash is not None if claim_hash in self.claim_hash_to_txo: - return self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].name + return self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].normalized_name claim_info = self.db.get_claim_txo(claim_hash) if claim_info: - return claim_info.name + return claim_info.normalized_name def _get_pending_supported_amount(self, claim_hash: bytes, height: Optional[int] = None) -> int: amount = self._cached_get_active_amount(claim_hash, ACTIVATED_SUPPORT_TXO_TYPE, height or (self.height + 1)) @@ -799,9 +800,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # determine names needing takeover/deletion due to controlling claims being abandoned # and add ops to deactivate abandoned claims for claim_hash, staged in self.abandoned_claims.items(): - controlling = get_controlling(staged.name) + controlling = get_controlling(staged.normalized_name) if controlling and controlling.claim_hash == claim_hash: - names_with_abandoned_controlling_claims.append(staged.name) + names_with_abandoned_controlling_claims.append(staged.normalized_name) # print(f"\t{staged.name} needs takeover") activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos @@ -809,7 +810,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t self.db_op_stack.extend_ops( StagedActivation( ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, - activation, staged.name, staged.amount + activation, staged.normalized_name, staged.amount ).get_remove_activate_ops() ) else: @@ -830,7 +831,8 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # prepare to activate or delay activation of the pending claims being added this block for (tx_num, nout), staged in self.txo_to_claim.items(): self.db_op_stack.extend_ops(get_delayed_activate_ops( - staged.name, staged.claim_hash, not staged.is_update, tx_num, nout, staged.amount, is_support=False + staged.normalized_name, staged.claim_hash, not staged.is_update, tx_num, nout, staged.amount, + is_support=False )) # and the supports @@ -838,7 +840,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if claim_hash in self.abandoned_claims: continue elif claim_hash in self.claim_hash_to_txo: - name = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].name + name = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].normalized_name staged_is_new_claim = not self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].is_update else: supported_claim_info = self.db.get_claim_txo(claim_hash) @@ -847,7 +849,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t continue else: v = supported_claim_info - name = v.name + name = v.normalized_name staged_is_new_claim = (v.root_tx_num, v.root_position) == (v.tx_num, v.position) self.db_op_stack.extend_ops(get_delayed_activate_ops( name, claim_hash, staged_is_new_claim, tx_num, nout, amount, is_support=True @@ -855,7 +857,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # add the activation/delayed-activation ops for activated, activated_txos in activated_at_height.items(): - controlling = get_controlling(activated.name) + controlling = get_controlling(activated.normalized_name) if activated.claim_hash in self.abandoned_claims: continue reactivate = False @@ -864,7 +866,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t reactivate = True for activated_txo in activated_txos: if activated_txo.is_support and (activated_txo.tx_num, activated_txo.position) in \ - self.removed_support_txos_by_name_by_claim[activated.name][activated.claim_hash]: + self.removed_support_txos_by_name_by_claim[activated.normalized_name][activated.claim_hash]: # print("\tskip activate support for pending abandoned claim") continue if activated_txo.is_claim: @@ -876,7 +878,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amount = self.db.get_claim_txo_amount( activated.claim_hash ) - self.activated_claim_amount_by_name_and_hash[(activated.name, activated.claim_hash)] = amount + self.activated_claim_amount_by_name_and_hash[(activated.normalized_name, activated.claim_hash)] = amount else: txo_type = ACTIVATED_SUPPORT_TXO_TYPE txo_tup = (activated_txo.tx_num, activated_txo.position) @@ -890,7 +892,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # print("\tskip activate support for non existent claim") continue self.activated_support_amount_by_claim[activated.claim_hash].append(amount) - self.activation_by_claim_by_name[activated.name][activated.claim_hash].append((activated_txo, amount)) + self.activation_by_claim_by_name[activated.normalized_name][activated.claim_hash].append((activated_txo, amount)) # print(f"\tactivate {'support' if txo_type == ACTIVATED_SUPPORT_TXO_TYPE else 'claim'} " # f"{activated.claim_hash.hex()} @ {activated_txo.height}") @@ -933,14 +935,14 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t for activated, activated_claim_txo in self.db.get_future_activated(height): # uses the pending effective amount for the future activation height, not the current height future_amount = self._get_pending_claim_amount( - activated.name, activated.claim_hash, activated_claim_txo.height + 1 + activated.normalized_name, activated.claim_hash, activated_claim_txo.height + 1 ) if activated.claim_hash not in claim_exists: claim_exists[activated.claim_hash] = activated.claim_hash in self.claim_hash_to_txo or ( self.db.get_claim_txo(activated.claim_hash) is not None) if claim_exists[activated.claim_hash] and activated.claim_hash not in self.abandoned_claims: v = future_amount, activated, activated_claim_txo - future_activations[activated.name][activated.claim_hash] = v + future_activations[activated.normalized_name][activated.claim_hash] = v for name, future_activated in activate_in_future.items(): for claim_hash, activated in future_activated.items(): @@ -1115,17 +1117,17 @@ def _get_cumulative_update_ops(self): removed_claim = self.db.get_claim_txo(removed) if removed_claim: amt = self.db.get_url_effective_amount( - removed_claim.name, removed + removed_claim.normalized_name, removed ) if amt: self.db_op_stack.extend_ops(get_remove_effective_amount_ops( - removed_claim.name, amt.effective_amount, amt.tx_num, + removed_claim.normalized_name, amt.effective_amount, amt.tx_num, amt.position, removed )) for touched in self.touched_claim_hashes: if touched in self.claim_hash_to_txo: pending = self.txo_to_claim[self.claim_hash_to_txo[touched]] - name, tx_num, position = pending.name, pending.tx_num, pending.position + name, tx_num, position = pending.normalized_name, pending.tx_num, pending.position claim_from_db = self.db.get_claim_txo(touched) if claim_from_db: claim_amount_info = self.db.get_url_effective_amount(name, touched) @@ -1138,7 +1140,7 @@ def _get_cumulative_update_ops(self): v = self.db.get_claim_txo(touched) if not v: continue - name, tx_num, position = v.name, v.tx_num, v.position + name, tx_num, position = v.normalized_name, v.tx_num, v.position amt = self.db.get_url_effective_amount(name, touched) if amt: self.db_op_stack.extend_ops(get_remove_effective_amount_ops( @@ -1215,16 +1217,16 @@ def advance_block(self, block): abandoned_channels = {} # abandon the channels last to handle abandoned signed claims in the same tx, # see test_abandon_channel_and_claims_in_same_tx - for abandoned_claim_hash, (tx_num, nout, name) in spent_claims.items(): - if name.startswith('@'): - abandoned_channels[abandoned_claim_hash] = (tx_num, nout, name) + for abandoned_claim_hash, (tx_num, nout, normalized_name) in spent_claims.items(): + if normalized_name.startswith('@'): + abandoned_channels[abandoned_claim_hash] = (tx_num, nout, normalized_name) else: - # print(f"\tabandon {name} {abandoned_claim_hash.hex()} {tx_num} {nout}") - self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + # print(f"\tabandon {normalized_name} {abandoned_claim_hash.hex()} {tx_num} {nout}") + self._abandon_claim(abandoned_claim_hash, tx_num, nout, normalized_name) - for abandoned_claim_hash, (tx_num, nout, name) in abandoned_channels.items(): - # print(f"\tabandon {name} {abandoned_claim_hash.hex()} {tx_num} {nout}") - self._abandon_claim(abandoned_claim_hash, tx_num, nout, name) + for abandoned_claim_hash, (tx_num, nout, normalized_name) in abandoned_channels.items(): + # print(f"\tabandon {normalized_name} {abandoned_claim_hash.hex()} {tx_num} {nout}") + self._abandon_claim(abandoned_claim_hash, tx_num, nout, normalized_name) self.db.total_transactions.append(tx_hash) self.db.transaction_num_mapping[tx_hash] = tx_count diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py index 4c688ada85..54a65484d8 100644 --- a/lbry/wallet/server/db/claimtrie.py +++ b/lbry/wallet/server/db/claimtrie.py @@ -128,6 +128,7 @@ def get_add_effective_amount_ops(name: str, effective_amount: int, tx_num: int, class StagedClaimtrieItem(typing.NamedTuple): name: str + normalized_name: str claim_hash: bytes amount: int expiration_height: int @@ -161,13 +162,13 @@ def _get_add_remove_claim_utxo_ops(self, add=True): ), # claim hash by txo op( - *Prefixes.txo_to_claim.pack_item(self.tx_num, self.position, self.claim_hash, self.name) + *Prefixes.txo_to_claim.pack_item(self.tx_num, self.position, self.claim_hash, self.normalized_name) ), # claim expiration op( *Prefixes.claim_expiration.pack_item( self.expiration_height, self.tx_num, self.position, self.claim_hash, - self.name + self.normalized_name ) ), # short url resolution @@ -175,7 +176,7 @@ def _get_add_remove_claim_utxo_ops(self, add=True): ops.extend([ op( *Prefixes.claim_short_id.pack_item( - self.name, self.claim_hash.hex()[:prefix_len + 1], self.root_tx_num, self.root_position, + self.normalized_name, self.claim_hash.hex()[:prefix_len + 1], self.root_tx_num, self.root_position, self.tx_num, self.position ) ) for prefix_len in range(10) @@ -192,7 +193,7 @@ def _get_add_remove_claim_utxo_ops(self, add=True): # stream by channel op( *Prefixes.channel_to_claim.pack_item( - self.signing_hash, self.name, self.tx_num, self.position, self.claim_hash + self.signing_hash, self.normalized_name, self.tx_num, self.position, self.claim_hash ) ) ]) @@ -231,7 +232,7 @@ def get_invalidate_signature_ops(self): # delete channel_to_claim/claim_to_channel RevertableDelete( *Prefixes.channel_to_claim.pack_item( - self.signing_hash, self.name, self.tx_num, self.position, self.claim_hash + self.signing_hash, self.normalized_name, self.tx_num, self.position, self.claim_hash ) ), # update claim_to_txo with channel_signature_is_valid=False @@ -252,6 +253,6 @@ def get_invalidate_signature_ops(self): def invalidate_signature(self) -> 'StagedClaimtrieItem': return StagedClaimtrieItem( - self.name, self.claim_hash, self.amount, self.expiration_height, self.tx_num, self.position, - self.root_tx_num, self.root_position, False, None, self.reposted_claim_hash + self.name, self.normalized_name, self.claim_hash, self.amount, self.expiration_height, self.tx_num, + self.position, self.root_tx_num, self.root_position, False, None, self.reposted_claim_hash ) diff --git a/lbry/wallet/server/db/common.py b/lbry/wallet/server/db/common.py index 53a2653632..dce98711d9 100644 --- a/lbry/wallet/server/db/common.py +++ b/lbry/wallet/server/db/common.py @@ -424,6 +424,7 @@ def normalize_tag(tag): class ResolveResult(typing.NamedTuple): name: str + normalized_name: str claim_hash: bytes tx_num: int position: int diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index f20cf822fe..a210af46d1 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -38,7 +38,7 @@ FIELDS = { '_id', - 'claim_id', 'claim_type', 'claim_name', 'normalized_name', + 'claim_id', 'claim_type', 'name', 'normalized', 'tx_id', 'tx_nout', 'tx_position', 'short_url', 'canonical_url', 'is_controlling', 'last_take_over_height', @@ -56,9 +56,10 @@ 'trending_group', 'trending_mixed', 'trending_local', 'trending_global', 'tx_num' } -TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'claim_name', 'description', 'claim_id', 'censoring_channel_id', - 'media_type', 'normalized_name', 'public_key_bytes', 'public_key_id', 'short_url', 'signature', - 'signature_digest', 'title', 'tx_id', 'fee_currency', 'reposted_claim_id', 'tags'} +TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'description', 'claim_id', 'censoring_channel_id', + 'media_type', 'normalized', 'public_key_bytes', 'public_key_id', 'short_url', 'signature', + 'name', 'signature_digest', 'stream_type', 'title', 'tx_id', 'fee_currency', 'reposted_claim_id', + 'tags'} RANGE_FIELDS = { 'height', 'creation_height', 'activation_height', 'expiration_height', @@ -72,7 +73,7 @@ ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS REPLACEMENTS = { - 'name': 'normalized_name', + # 'name': 'normalized_name', 'txid': 'tx_id', 'nout': 'tx_nout', 'valid_channel_signature': 'is_signature_valid', diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 4a8f309d81..0379ec0906 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -205,7 +205,8 @@ async def cached_search(self, kwargs): total_referenced.extend(response) response = [ ResolveResult( - name=r['claim_name'], + name=r['name'], + normalized_name=r['normalized'], claim_hash=r['claim_hash'], tx_num=r['tx_num'], position=r['tx_nout'], @@ -230,7 +231,8 @@ async def cached_search(self, kwargs): ] extra = [ ResolveResult( - name=r['claim_name'], + name=r['name'], + normalized_name=r['normalized'], claim_hash=r['claim_hash'], tx_num=r['tx_num'], position=r['tx_nout'], @@ -647,7 +649,7 @@ def expand_result(results): result['tx_hash'] = unhexlify(result['tx_id'])[::-1] result['reposted'] = result.pop('repost_count') result['signature_valid'] = result.pop('is_signature_valid') - result['normalized'] = result.pop('normalized_name') + # result['normalized'] = result.pop('normalized_name') # if result['censoring_channel_hash']: # result['censoring_channel_hash'] = unhexlify(result['censoring_channel_hash'])[::-1] expanded.append(result) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 3b9108da4d..8ed55e96f0 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -4,7 +4,7 @@ import base64 from typing import Union, Tuple, NamedTuple from lbry.wallet.server.db import DB_PREFIXES - +from lbry.schema.url import normalize_name ACTIVATED_CLAIM_TXO_TYPE = 1 ACTIVATED_SUPPORT_TXO_TYPE = 2 @@ -19,7 +19,18 @@ def length_prefix(key: str) -> bytes: return len(key).to_bytes(1, byteorder='big') + key.encode() -class PrefixRow: +_ROW_TYPES = {} + + +class PrefixRowType(type): + def __new__(cls, name, bases, kwargs): + klass = super().__new__(cls, name, bases, kwargs) + if name != "PrefixRow": + _ROW_TYPES[klass.prefix] = klass + return klass + + +class PrefixRow(metaclass=PrefixRowType): prefix: bytes key_struct: struct.Struct value_struct: struct.Struct @@ -175,6 +186,13 @@ class ClaimToTXOValue(typing.NamedTuple): channel_signature_is_valid: bool name: str + @property + def normalized_name(self) -> str: + try: + return normalize_name(self.name) + except UnicodeDecodeError: + return self.name + class TXOToClaimKey(typing.NamedTuple): tx_num: int @@ -190,13 +208,14 @@ def __str__(self): class ClaimShortIDKey(typing.NamedTuple): - name: str + normalized_name: str partial_claim_id: str root_tx_num: int root_position: int def __str__(self): - return f"{self.__class__.__name__}(name={self.name}, partial_claim_id={self.partial_claim_id}, " \ + return f"{self.__class__.__name__}(normalized_name={self.normalized_name}, " \ + f"partial_claim_id={self.partial_claim_id}, " \ f"root_tx_num={self.root_tx_num}, root_position={self.root_position})" @@ -274,14 +293,14 @@ class ClaimExpirationKey(typing.NamedTuple): class ClaimExpirationValue(typing.NamedTuple): claim_hash: bytes - name: str + normalized_name: str def __str__(self): - return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, name={self.name})" + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, normalized_name={self.normalized_name})" class ClaimTakeoverKey(typing.NamedTuple): - name: str + normalized_name: str class ClaimTakeoverValue(typing.NamedTuple): @@ -309,10 +328,10 @@ def is_claim(self) -> bool: class PendingActivationValue(typing.NamedTuple): claim_hash: bytes - name: str + normalized_name: str def __str__(self): - return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, name={self.name})" + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, normalized_name={self.normalized_name})" class ActivationKey(typing.NamedTuple): @@ -324,10 +343,11 @@ class ActivationKey(typing.NamedTuple): class ActivationValue(typing.NamedTuple): height: int claim_hash: bytes - name: str + normalized_name: str def __str__(self): - return f"{self.__class__.__name__}(height={self.height}, claim_hash={self.claim_hash.hex()}, name={self.name})" + return f"{self.__class__.__name__}(height={self.height}, claim_hash={self.claim_hash.hex()}, " \ + f"normalized_name={self.normalized_name})" class ActiveAmountKey(typing.NamedTuple): @@ -347,7 +367,7 @@ class ActiveAmountValue(typing.NamedTuple): class EffectiveAmountKey(typing.NamedTuple): - name: str + normalized_name: str effective_amount: int tx_num: int position: int @@ -1345,6 +1365,6 @@ class Prefixes: def auto_decode_item(key: bytes, value: bytes) -> Union[Tuple[NamedTuple, NamedTuple], Tuple[bytes, bytes]]: try: - return ROW_TYPES[key[:1]].unpack_item(key, value) + return _ROW_TYPES[key[:1]].unpack_item(key, value) except KeyError: return key, value diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index f61bdb9157..88c6e8baeb 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -27,7 +27,7 @@ from lbry.error import ResolveCensoredError from lbry.schema.result import Censor from lbry.utils import LRUCacheWithMetrics -from lbry.schema.url import URL +from lbry.schema.url import URL, normalize_name from lbry.wallet.server import util from lbry.wallet.server.hash import hash_to_hex_str from lbry.wallet.server.tx import TxInput @@ -218,10 +218,11 @@ def get_supports(self, claim_hash: bytes): supports.append((unpacked_k.tx_num, unpacked_k.position, unpacked_v.amount)) return supports - def get_short_claim_id_url(self, name: str, claim_hash: bytes, root_tx_num: int, root_position: int) -> str: + def get_short_claim_id_url(self, name: str, normalized_name: str, claim_hash: bytes, + root_tx_num: int, root_position: int) -> str: claim_id = claim_hash.hex() for prefix_len in range(10): - prefix = Prefixes.claim_short_id.pack_partial_key(name, claim_id[:prefix_len+1]) + prefix = Prefixes.claim_short_id.pack_partial_key(normalized_name, claim_id[:prefix_len+1]) for _k in self.db.iterator(prefix=prefix, include_value=False): k = Prefixes.claim_short_id.unpack_key(_k) if k.root_tx_num == root_tx_num and k.root_position == root_position: @@ -230,9 +231,14 @@ def get_short_claim_id_url(self, name: str, claim_hash: bytes, root_tx_num: int, print(f"{claim_id} has a collision") return f'{name}#{claim_id}' - def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, root_tx_num: int, - root_position: int, activation_height: int, signature_valid: bool) -> ResolveResult: - controlling_claim = self.get_controlling_claim(name) + def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, name: str, + root_tx_num: int, root_position: int, activation_height: int, + signature_valid: bool) -> ResolveResult: + try: + normalized_name = normalize_name(name) + except UnicodeDecodeError: + normalized_name = name + controlling_claim = self.get_controlling_claim(normalized_name) tx_hash = self.total_transactions[tx_num] height = bisect_right(self.tx_counts, tx_num) @@ -246,18 +252,19 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, effective_amount = support_amount + claim_amount channel_hash = self.get_channel_for_claim(claim_hash, tx_num, position) reposted_claim_hash = self.get_repost(claim_hash) - short_url = self.get_short_claim_id_url(name, claim_hash, root_tx_num, root_position) + short_url = self.get_short_claim_id_url(name, normalized_name, claim_hash, root_tx_num, root_position) canonical_url = short_url claims_in_channel = self.get_claims_in_channel_count(claim_hash) if channel_hash: channel_vals = self.claim_to_txo.get(channel_hash) if channel_vals: channel_short_url = self.get_short_claim_id_url( - channel_vals.name, channel_hash, channel_vals.root_tx_num, channel_vals.root_position + channel_vals.name, channel_vals.normalized_name, channel_hash, channel_vals.root_tx_num, + channel_vals.root_position ) canonical_url = f'{channel_short_url}/{short_url}' return ResolveResult( - name, claim_hash, tx_num, position, tx_hash, height, claim_amount, short_url=short_url, + name, normalized_name, claim_hash, tx_num, position, tx_hash, height, claim_amount, short_url=short_url, is_controlling=controlling_claim.claim_hash == claim_hash, canonical_url=canonical_url, last_takeover_height=last_take_over_height, claims_in_channel=claims_in_channel, creation_height=created_height, activation_height=activation_height, @@ -288,7 +295,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, if claim_id: if len(claim_id) == 40: # a full claim id claim_txo = self.get_claim_txo(bytes.fromhex(claim_id)) - if not claim_txo or normalized_name != claim_txo.name: + if not claim_txo or normalized_name != claim_txo.normalized_name: return return self._prepare_resolve_result( claim_txo.tx_num, claim_txo.position, bytes.fromhex(claim_id), claim_txo.name, @@ -303,7 +310,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, claim_hash = self.txo_to_claim[(claim_txo.tx_num, claim_txo.position)] signature_is_valid = self.claim_to_txo.get(claim_hash).channel_signature_is_valid return self._prepare_resolve_result( - claim_txo.tx_num, claim_txo.position, claim_hash, key.name, key.root_tx_num, + claim_txo.tx_num, claim_txo.position, claim_hash, key.normalized_name, key.root_tx_num, key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position), signature_is_valid ) @@ -319,7 +326,7 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, claim_txo = self.claim_to_txo.get(claim_val.claim_hash) activation = self.get_activation(key.tx_num, key.position) return self._prepare_resolve_result( - key.tx_num, key.position, claim_val.claim_hash, key.name, claim_txo.root_tx_num, + key.tx_num, key.position, claim_val.claim_hash, key.normalized_name, claim_txo.root_tx_num, claim_txo.root_position, activation, claim_txo.channel_signature_is_valid ) return @@ -472,7 +479,7 @@ def get_streams_and_channels_reposted_by_channel_hashes(self, reposter_channel_h reposts = self.get_reposts_in_channel(reposter_channel_hash) for repost in reposts: txo = self.get_claim_txo(repost) - if txo.name.startswith('@'): + if txo.normalized_name.startswith('@'): channels[repost] = reposter_channel_hash else: streams[repost] = reposter_channel_hash @@ -495,12 +502,12 @@ def get_expired_by_height(self, height: int) -> Dict[bytes, Tuple[int, int, str, for _k, _v in self.db.iterator(prefix=Prefixes.claim_expiration.pack_partial_key(height)): k, v = Prefixes.claim_expiration.unpack_item(_k, _v) tx_hash = self.total_transactions[k.tx_num] - tx = self.coin.transaction(self.db.get(DB_PREFIXES.tx.value + tx_hash)) + tx = self.coin.transaction(self.db.get(Prefixes.tx.pack_key(tx_hash))) # treat it like a claim spend so it will delete/abandon properly # the _spend_claim function this result is fed to expects a txi, so make a mock one # print(f"\texpired lbry://{v.name} {v.claim_hash.hex()}") expired[v.claim_hash] = ( - k.tx_num, k.position, v.name, + k.tx_num, k.position, v.normalized_name, TxInput(prev_hash=tx_hash, prev_idx=k.position, script=tx.outputs[k.position].pk_script, sequence=0) ) return expired @@ -520,14 +527,12 @@ def get_claim_txos_for_name(self, name: str): return txos def get_claim_metadata(self, tx_hash, nout): - raw = self.db.get( - DB_PREFIXES.tx.value + tx_hash - ) + raw = self.db.get(Prefixes.tx.pack_key(tx_hash)) try: output = self.coin.transaction(raw).outputs[nout] script = OutputScript(output.pk_script) script.parse() - return Claim.from_bytes(script.values['claim']), ''.join(chr(c) for c in script.values['claim_name']) + return Claim.from_bytes(script.values['claim']) except: self.logger.error( "tx parsing for ES went boom %s %s", tx_hash[::-1].hex(), @@ -546,7 +551,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): metadata = self.get_claim_metadata(claim.tx_hash, claim.position) if not metadata: return - metadata, non_normalized_name = metadata + metadata = metadata if not metadata.is_stream or not metadata.stream.has_fee: fee_amount = 0 else: @@ -565,7 +570,6 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): ) if not reposted_metadata: return - reposted_metadata, _ = reposted_metadata reposted_tags = [] reposted_languages = [] reposted_has_source = False @@ -577,9 +581,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): reposted_duration = None if reposted_claim: reposted_tx_hash = self.total_transactions[reposted_claim.tx_num] - raw_reposted_claim_tx = self.db.get( - DB_PREFIXES.tx.value + reposted_tx_hash - ) + raw_reposted_claim_tx = self.db.get(Prefixes.tx.pack_key(reposted_tx_hash)) try: reposted_claim_txo = self.coin.transaction( raw_reposted_claim_tx @@ -652,8 +654,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): reposted_claim_hash) or self.filtered_channels.get(claim.channel_hash) value = { 'claim_id': claim_hash.hex(), - 'claim_name': non_normalized_name, - 'normalized_name': claim.name, + 'name': claim.name, + 'normalized': claim.normalized_name, 'tx_id': claim.tx_hash[::-1].hex(), 'tx_num': claim.tx_num, 'tx_nout': claim.position, @@ -715,7 +717,7 @@ async def all_claims_producer(self, batch_size=500_000): batch = [] for claim_hash, v in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix): # TODO: fix the couple of claim txos that dont have controlling names - if not self.db.get(Prefixes.claim_takeover.pack_key(Prefixes.claim_to_txo.unpack_value(v).name)): + if not self.db.get(Prefixes.claim_takeover.pack_key(Prefixes.claim_to_txo.unpack_value(v).normalized_name)): continue claim = self._fs_get_claim_by_hash(claim_hash[1:]) if claim: @@ -740,7 +742,7 @@ async def claims_producer(self, claim_hashes: Set[bytes]): if claim_hash not in self.claim_to_txo: self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) continue - name = self.claim_to_txo[claim_hash].name + name = self.claim_to_txo[claim_hash].normalized_name if not self.db.get(Prefixes.claim_takeover.pack_key(name)): self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) continue diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 25284a4323..3c60748be3 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -352,19 +352,37 @@ async def test_normalization_resolution(self): one = 'ΣίσυφοςfiÆ' two = 'ΣΊΣΥΦΟσFIæ' - _ = await self.stream_create(one, '0.1') - c = await self.stream_create(two, '0.2') + c1 = await self.stream_create(one, '0.1') + c2 = await self.stream_create(two, '0.2') - winner_id = self.get_claim_id(c) + loser_id = self.get_claim_id(c1) + winner_id = self.get_claim_id(c2) # winning_one = await self.check_lbrycrd_winning(one) await self.assertMatchClaimIsWinning(two, winner_id) - r1 = await self.resolve(f'lbry://{one}') - r2 = await self.resolve(f'lbry://{two}') + claim1 = await self.resolve(f'lbry://{one}') + claim2 = await self.resolve(f'lbry://{two}') + claim3 = await self.resolve(f'lbry://{one}:{winner_id[:5]}') + claim4 = await self.resolve(f'lbry://{two}:{winner_id[:5]}') - self.assertEqual(winner_id, r1['claim_id']) - self.assertEqual(winner_id, r2['claim_id']) + claim5 = await self.resolve(f'lbry://{one}:{loser_id[:5]}') + claim6 = await self.resolve(f'lbry://{two}:{loser_id[:5]}') + + self.assertEqual(winner_id, claim1['claim_id']) + self.assertEqual(winner_id, claim2['claim_id']) + self.assertEqual(winner_id, claim3['claim_id']) + self.assertEqual(winner_id, claim4['claim_id']) + + self.assertEqual(two, claim1['name']) + self.assertEqual(two, claim2['name']) + self.assertEqual(two, claim3['name']) + self.assertEqual(two, claim4['name']) + + self.assertEqual(loser_id, claim5['claim_id']) + self.assertEqual(loser_id, claim6['claim_id']) + self.assertEqual(one, claim5['name']) + self.assertEqual(one, claim6['name']) async def test_resolve_old_claim(self): channel = await self.daemon.jsonrpc_channel_create('@olds', '1.0') From 0c0e36b6f805f29e0d6ae131330fa732ff347fb8 Mon Sep 17 00:00:00 2001 From: "Brendon J. Brewer" Date: Mon, 16 Aug 2021 09:52:40 +1200 Subject: [PATCH 153/206] trending --- lbry/wallet/server/block_processor.py | 17 + lbry/wallet/server/db/trending.py | 299 +++++++++++ lbry/wallet/server/db/trending/__init__.py | 9 - lbry/wallet/server/db/trending/ar.py | 265 ---------- .../server/db/trending/variable_decay.py | 485 ------------------ lbry/wallet/server/db/trending/zscore.py | 119 ----- 6 files changed, 316 insertions(+), 878 deletions(-) create mode 100644 lbry/wallet/server/db/trending.py delete mode 100644 lbry/wallet/server/db/trending/__init__.py delete mode 100644 lbry/wallet/server/db/trending/ar.py delete mode 100644 lbry/wallet/server/db/trending/variable_decay.py delete mode 100644 lbry/wallet/server/db/trending/zscore.py diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index a2c9045a19..982ae37131 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -30,6 +30,7 @@ from lbry.wallet.server.db.claimtrie import get_remove_name_ops, get_remove_effective_amount_ops from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, Prefixes, ClaimToTXOValue +from lbry.wallet.server.db.trending import TrendingDB from lbry.wallet.server.udp import StatusServer from lbry.wallet.server.db.revertable import RevertableOp, RevertablePut, RevertableDelete, RevertableOpStack if typing.TYPE_CHECKING: @@ -263,6 +264,8 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.claim_channels: Dict[bytes, bytes] = {} self.hashXs_by_tx: DefaultDict[bytes, List[int]] = defaultdict(list) + self.trending_db = TrendingDB(env.db_dir) + async def claim_producer(self): if self.db.db_height <= 1: return @@ -310,6 +313,7 @@ async def check_and_advance_blocks(self, raw_blocks): start = time.perf_counter() await self.run_in_thread(self.advance_block, block) await self.flush() + self.trending_db.process_block(self.height, self.daemon.cached_height()) self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) if self.height == self.coin.nExtendedClaimExpirationForkHeight: self.logger.warning( @@ -514,6 +518,9 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu self.txo_to_claim[(tx_num, nout)] = pending self.claim_hash_to_txo[claim_hash] = (tx_num, nout) self.db_op_stack.extend_ops(pending.get_add_claim_utxo_ops()) + self.trending_db.add_event({"claim_hash": claim_hash, + "event": "upsert", + "lbc": 1E-8*txo.amount}) def _add_support(self, txo: 'Output', tx_num: int, nout: int): supported_claim_hash = txo.claim_hash[::-1] @@ -523,6 +530,9 @@ def _add_support(self, txo: 'Output', tx_num: int, nout: int): self.db_op_stack.extend_ops(StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount ).get_add_support_utxo_ops()) + self.trending_db.add_event({"claim_hash": supported_claim_hash, + "event": "support", + "lbc": 1E-8*txo.amount}) def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: int, txo: 'Output', spent_claims: typing.Dict[bytes, Tuple[int, int, str]]): @@ -542,6 +552,10 @@ def _spend_support_txo(self, txin): self.db_op_stack.extend_ops(StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops()) + self.trending_db.add_event({"claim_hash": spent_support, + "event": "support", + "lbc": -1E-8*support_amount}) + spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) if spent_support: supported_name = self._get_pending_claim_name(spent_support) @@ -619,6 +633,9 @@ def _abandon_claim(self, claim_hash: bytes, tx_num: int, nout: int, normalized_n if normalized_name.startswith('@'): # abandon a channel, invalidate signatures self._invalidate_channel_signatures(claim_hash) + self.trending_db.add_event({"claim_hash": claim_hash, + "event": "delete"}) + def _invalidate_channel_signatures(self, claim_hash: bytes): for k, signed_claim_hash in self.db.db.iterator( prefix=Prefixes.channel_to_claim.pack_partial_key(claim_hash)): diff --git a/lbry/wallet/server/db/trending.py b/lbry/wallet/server/db/trending.py new file mode 100644 index 0000000000..5c2aef513d --- /dev/null +++ b/lbry/wallet/server/db/trending.py @@ -0,0 +1,299 @@ +import math +import os +import sqlite3 +import time + + +HALF_LIFE = 400 +RENORM_INTERVAL = 1000 +WHALE_THRESHOLD = 10000.0 + +def whale_decay_factor(lbc): + """ + An additional decay factor applied to whale claims. + """ + if lbc <= WHALE_THRESHOLD: + return 1.0 + adjusted_half_life = HALF_LIFE/(math.log10(lbc/WHALE_THRESHOLD) + 1.0) + return 2.0**(1.0/HALF_LIFE - 1.0/adjusted_half_life) + + +def soften(lbc): + mag = abs(lbc) + 1E-8 + sign = 1.0 if lbc >= 0.0 else -1.0 + return sign*mag**0.25 + +def delay(lbc: int): + if lbc <= 0: + return 0 + elif lbc < 1000000: + return int(lbc**0.5) + else: + return 1000 + + +def inflate_units(height): + blocks = height % RENORM_INTERVAL + return 2.0 ** (blocks/HALF_LIFE) + + +PRAGMAS = ["PRAGMA FOREIGN_KEYS = OFF;", + "PRAGMA JOURNAL_MODE = WAL;", + "PRAGMA SYNCHRONOUS = 0;"] + + +class TrendingDB: + + def __init__(self, data_dir): + """ + Opens the trending database in the directory data_dir. + For testing, pass data_dir=":memory:" + """ + if data_dir == ":memory:": + path = ":memory:" + else: + path = os.path.join(data_dir, "trending.db") + self.db = sqlite3.connect(path, check_same_thread=False) + + for pragma in PRAGMAS: + self.execute(pragma) + self.execute("BEGIN;") + self._create_tables() + self._create_indices() + self.execute("COMMIT;") + self.pending_events = [] + + def execute(self, *args, **kwargs): + return self.db.execute(*args, **kwargs) + + def add_event(self, event): + self.pending_events.append(event) +# print(f"Added event: {event}.", flush=True) + + + def _create_tables(self): + + self.execute("""CREATE TABLE IF NOT EXISTS claims + (claim_hash BYTES NOT NULL PRIMARY KEY, + bid_lbc REAL NOT NULL, + support_lbc REAL NOT NULL, + trending_score REAL NOT NULL, + needs_write BOOLEAN NOT NULL) + WITHOUT ROWID;""") + + self.execute("""CREATE TABLE IF NOT EXISTS spikes + (claim_hash BYTES NOT NULL REFERENCES claims (claim_hash), + activation_height INTEGER NOT NULL, + mass REAL NOT NULL);""") + + + def _create_indices(self): + self.execute("CREATE INDEX IF NOT EXISTS idx1 ON spikes\ + (activation_height, claim_hash, mass);") + self.execute("CREATE INDEX IF NOT EXISTS idx2 ON spikes\ + (claim_hash);") + self.execute("CREATE INDEX IF NOT EXISTS idx3 ON claims (trending_score);") + self.execute("CREATE INDEX IF NOT EXISTS idx4 ON claims (needs_write, claim_hash);") + self.execute("CREATE INDEX IF NOT EXISTS idx5 ON claims (bid_lbc + support_lbc);") + + def get_trending_score(self, claim_hash): + result = self.execute("SELECT trending_score FROM claims\ + WHERE claim_hash = ?;", (claim_hash, ))\ + .fetchall() + if len(result) == 0: + return 0.0 + else: + return result[0] + + def _upsert_claim(self, height, event): + + claim_hash = event["claim_hash"] + + # Get old total lbc value of claim + old_lbc_pair = self.execute("SELECT bid_lbc, support_lbc FROM claims\ + WHERE claim_hash = ?;", + (claim_hash, )).fetchone() + if old_lbc_pair is None: + old_lbc_pair = (0.0, 0.0) + + if event["event"] == "upsert": + new_lbc_pair = (event["lbc"], old_lbc_pair[1]) + elif event["event"] == "support": + new_lbc_pair = (old_lbc_pair[0], old_lbc_pair[1] + event["lbc"]) + + # Upsert the claim + self.execute("INSERT INTO claims VALUES (?, ?, ?, ?, 1)\ + ON CONFLICT (claim_hash) DO UPDATE\ + SET bid_lbc = excluded.bid_lbc,\ + support_lbc = excluded.support_lbc;", + (claim_hash, new_lbc_pair[0], new_lbc_pair[1], 0.0)) + + if self.active: + old_lbc, lbc = sum(old_lbc_pair), sum(new_lbc_pair) + + # Add the spike + softened_change = soften(lbc - old_lbc) + change_in_softened = soften(lbc) - soften(old_lbc) + spike_mass = (softened_change**0.25*change_in_softened**0.75).real + activation_height = height + delay(lbc) + if spike_mass != 0.0: + self.execute("INSERT INTO spikes VALUES (?, ?, ?);", + (claim_hash, activation_height, spike_mass)) + + def _delete_claim(self, claim_hash): + self.execute("DELETE FROM spikes WHERE claim_hash = ?;", (claim_hash, )) + self.execute("DELETE FROM claims WHERE claim_hash = ?;", (claim_hash, )) + + + def _apply_spikes(self, height): + spikes = self.execute("SELECT claim_hash, mass FROM spikes\ + WHERE activation_height = ?;", + (height, )).fetchall() + for claim_hash, mass in spikes: # TODO: executemany for efficiency + self.execute("UPDATE claims SET trending_score = trending_score + ?,\ + needs_write = 1\ + WHERE claim_hash = ?;", + (mass, claim_hash)) + self.execute("DELETE FROM spikes WHERE activation_height = ?;", + (height, )) + + def _decay_whales(self): + + whales = self.execute("SELECT claim_hash, bid_lbc + support_lbc FROM claims\ + WHERE bid_lbc + support_lbc >= ?;", (WHALE_THRESHOLD, ))\ + .fetchall() + for claim_hash, lbc in whales: + factor = whale_decay_factor(lbc) + self.execute("UPDATE claims SET trending_score = trending_score*?, needs_write = 1\ + WHERE claim_hash = ?;", (factor, claim_hash)) + + + def _renorm(self): + factor = 2.0**(-RENORM_INTERVAL/HALF_LIFE) + + # Zero small values + self.execute("UPDATE claims SET trending_score = 0.0, needs_write = 1\ + WHERE trending_score <> 0.0 AND ABS(?*trending_score) < 1E-6;", + (factor, )) + + # Normalise other values + self.execute("UPDATE claims SET trending_score = ?*trending_score, needs_write = 1\ + WHERE trending_score <> 0.0;", (factor, )) + + + def process_block(self, height, daemon_height): + + self.active = daemon_height - height <= 10*HALF_LIFE + + self.execute("BEGIN;") + + if self.active: + + # Check for a unit change + if height % RENORM_INTERVAL == 0: + self._renorm() + + # Apply extra whale decay + self._decay_whales() + + # Upsert claims + for event in self.pending_events: + if event["event"] == "upsert": + self._upsert_claim(height, event) + + # Process supports + for event in self.pending_events: + if event["event"] == "support": + self._upsert_claim(height, event) + + # Delete claims + for event in self.pending_events: + if event["event"] == "delete": + self._delete_claim(event["claim_hash"]) + + if self.active: + # Apply spikes + self._apply_spikes(height) + + # Get set of claims that need writing to ES + claims_to_write = set() + for row in self.db.execute("SELECT claim_hash FROM claims WHERE\ + needs_write = 1;"): + claims_to_write.add(row[0]) + self.db.execute("UPDATE claims SET needs_write = 0\ + WHERE needs_write = 1;") + + self.execute("COMMIT;") + + self.pending_events.clear() + + return claims_to_write + + +if __name__ == "__main__": + import matplotlib.pyplot as plt + import numpy as np + import numpy.random as rng + import os + + trending_db = TrendingDB(":memory:") + + heights = list(range(1, 1000)) + heights = heights + heights[::-1] + heights + + events = [{"height": 45, + "what": dict(claim_hash="a", event="upsert", lbc=1.0)}, + {"height": 100, + "what": dict(claim_hash="a", event="support", lbc=3.0)}, + {"height": 150, + "what": dict(claim_hash="a", event="support", lbc=-3.0)}, + {"height": 170, + "what": dict(claim_hash="a", event="upsert", lbc=100000.0)}, + {"height": 730, + "what": dict(claim_hash="a", event="delete")}] + inverse_events = [{"height": 730, + "what": dict(claim_hash="a", event="upsert", lbc=100000.0)}, + {"height": 170, + "what": dict(claim_hash="a", event="upsert", lbc=1.0)}, + {"height": 150, + "what": dict(claim_hash="a", event="support", lbc=3.0)}, + {"height": 100, + "what": dict(claim_hash="a", event="support", lbc=-3.0)}, + {"height": 45, + "what": dict(claim_hash="a", event="delete")}] + + + xs, ys = [], [] + last_height = 0 + for height in heights: + + # Prepare the changes + if height > last_height: + es = events + else: + es = inverse_events + + for event in es: + if event["height"] == height: + trending_db.add_event(event["what"]) + + # Process the block + trending_db.process_block(height, height) + + if height > last_height: # Only plot when moving forward + xs.append(height) + y = trending_db.execute("SELECT trending_score FROM claims;").fetchone() + y = 0.0 if y is None else y[0] + ys.append(y/inflate_units(height)) + + last_height = height + + xs = np.array(xs) + ys = np.array(ys) + + plt.figure(1) + plt.plot(xs, ys, "o-", alpha=0.2) + + plt.figure(2) + plt.plot(xs) + plt.show() diff --git a/lbry/wallet/server/db/trending/__init__.py b/lbry/wallet/server/db/trending/__init__.py deleted file mode 100644 index 86d94bdc33..0000000000 --- a/lbry/wallet/server/db/trending/__init__.py +++ /dev/null @@ -1,9 +0,0 @@ -from . import zscore -from . import ar -from . import variable_decay - -TRENDING_ALGORITHMS = { - 'zscore': zscore, - 'ar': ar, - 'variable_decay': variable_decay -} diff --git a/lbry/wallet/server/db/trending/ar.py b/lbry/wallet/server/db/trending/ar.py deleted file mode 100644 index 2e7b3474f6..0000000000 --- a/lbry/wallet/server/db/trending/ar.py +++ /dev/null @@ -1,265 +0,0 @@ -import copy -import math -import time - -# Half life in blocks -HALF_LIFE = 134 - -# Decay coefficient per block -DECAY = 0.5**(1.0/HALF_LIFE) - -# How frequently to write trending values to the db -SAVE_INTERVAL = 10 - -# Renormalisation interval -RENORM_INTERVAL = 1000 - -# Assertion -assert RENORM_INTERVAL % SAVE_INTERVAL == 0 - -# Decay coefficient per renormalisation interval -DECAY_PER_RENORM = DECAY**(RENORM_INTERVAL) - -# Log trending calculations? -TRENDING_LOG = True - - -def install(connection): - """ - Install the AR trending algorithm. - """ - check_trending_values(connection) - - if TRENDING_LOG: - f = open("trending_ar.log", "a") - f.close() - -# Stub -CREATE_TREND_TABLE = "" - - -def check_trending_values(connection): - """ - If the trending values appear to be based on the zscore algorithm, - reset them. This will allow resyncing from a standard snapshot. - """ - c = connection.cursor() - needs_reset = False - for row in c.execute("SELECT COUNT(*) num FROM claim WHERE trending_global <> 0;"): - if row[0] != 0: - needs_reset = True - break - - if needs_reset: - print("Resetting some columns. This might take a while...", flush=True, end="") - c.execute(""" BEGIN; - UPDATE claim SET trending_group = 0; - UPDATE claim SET trending_mixed = 0; - UPDATE claim SET trending_global = 0; - UPDATE claim SET trending_local = 0; - COMMIT;""") - print("done.") - - -def spike_height(trending_score, x, x_old, time_boost=1.0): - """ - Compute the size of a trending spike. - """ - - # Change in softened amount - change_in_softened_amount = x**0.25 - x_old**0.25 - - # Softened change in amount - delta = x - x_old - softened_change_in_amount = abs(delta)**0.25 - - # Softened change in amount counts more for minnows - if delta > 0.0: - if trending_score >= 0.0: - multiplier = 0.1/((trending_score/time_boost + softened_change_in_amount) + 1.0) - softened_change_in_amount *= multiplier - else: - softened_change_in_amount *= -1.0 - - return time_boost*(softened_change_in_amount + change_in_softened_amount) - - -def get_time_boost(height): - """ - Return the time boost at a given height. - """ - return 1.0/DECAY**(height % RENORM_INTERVAL) - - -def trending_log(s): - """ - Log a string. - """ - if TRENDING_LOG: - fout = open("trending_ar.log", "a") - fout.write(s) - fout.flush() - fout.close() - -class TrendingData: - """ - An object of this class holds trending data - """ - def __init__(self): - self.claims = {} - - # Have all claims been read from db yet? - self.initialised = False - - def insert_claim_from_load(self, claim_hash, trending_score, total_amount): - assert not self.initialised - self.claims[claim_hash] = {"trending_score": trending_score, - "total_amount": total_amount, - "changed": False} - - - def update_claim(self, claim_hash, total_amount, time_boost=1.0): - """ - Update trending data for a claim, given its new total amount. - """ - assert self.initialised - - # Extract existing total amount and trending score - # or use starting values if the claim is new - if claim_hash in self.claims: - old_state = copy.deepcopy(self.claims[claim_hash]) - else: - old_state = {"trending_score": 0.0, - "total_amount": 0.0, - "changed": False} - - # Calculate LBC change - change = total_amount - old_state["total_amount"] - - # Modify data if there was an LBC change - if change != 0.0: - spike = spike_height(old_state["trending_score"], - total_amount, - old_state["total_amount"], - time_boost) - trending_score = old_state["trending_score"] + spike - self.claims[claim_hash] = {"total_amount": total_amount, - "trending_score": trending_score, - "changed": True} - - - -def test_trending(): - """ - Quick trending test for something receiving 10 LBC per block - """ - data = TrendingData() - data.insert_claim_from_load("abc", 10.0, 1.0) - data.initialised = True - - for height in range(1, 5000): - - if height % RENORM_INTERVAL == 0: - data.claims["abc"]["trending_score"] *= DECAY_PER_RENORM - - time_boost = get_time_boost(height) - data.update_claim("abc", data.claims["abc"]["total_amount"] + 10.0, - time_boost=time_boost) - - - print(str(height) + " " + str(time_boost) + " " \ - + str(data.claims["abc"]["trending_score"])) - - - -# One global instance -# pylint: disable=C0103 -trending_data = TrendingData() - -def run(db, height, final_height, recalculate_claim_hashes): - - if height < final_height - 5*HALF_LIFE: - trending_log("Skipping AR trending at block {h}.\n".format(h=height)) - return - - start = time.time() - - trending_log("Calculating AR trending at block {h}.\n".format(h=height)) - trending_log(" Length of trending data = {l}.\n"\ - .format(l=len(trending_data.claims))) - - # Renormalise trending scores and mark all as having changed - if height % RENORM_INTERVAL == 0: - trending_log(" Renormalising trending scores...") - - keys = trending_data.claims.keys() - for key in keys: - if trending_data.claims[key]["trending_score"] != 0.0: - trending_data.claims[key]["trending_score"] *= DECAY_PER_RENORM - trending_data.claims[key]["changed"] = True - - # Tiny becomes zero - if abs(trending_data.claims[key]["trending_score"]) < 1E-9: - trending_data.claims[key]["trending_score"] = 0.0 - - trending_log("done.\n") - - - # Regular message. - trending_log(" Reading total_amounts from db and updating"\ - + " trending scores in RAM...") - - # Get the value of the time boost - time_boost = get_time_boost(height) - - # Update claims from db - if not trending_data.initialised: - # On fresh launch - for row in db.execute(""" - SELECT claim_hash, trending_mixed, - (amount + support_amount) - AS total_amount - FROM claim; - """): - trending_data.insert_claim_from_load(row[0], row[1], 1E-8*row[2]) - trending_data.initialised = True - else: - for row in db.execute(f""" - SELECT claim_hash, - (amount + support_amount) - AS total_amount - FROM claim - WHERE claim_hash IN - ({','.join('?' for _ in recalculate_claim_hashes)}); - """, list(recalculate_claim_hashes)): - trending_data.update_claim(row[0], 1E-8*row[1], time_boost) - - trending_log("done.\n") - - - # Write trending scores to DB - if height % SAVE_INTERVAL == 0: - - trending_log(" Writing trending scores to db...") - - the_list = [] - keys = trending_data.claims.keys() - for key in keys: - if trending_data.claims[key]["changed"]: - the_list.append((trending_data.claims[key]["trending_score"], - key)) - trending_data.claims[key]["changed"] = False - - trending_log("{n} scores to write...".format(n=len(the_list))) - - db.executemany("UPDATE claim SET trending_mixed=? WHERE claim_hash=?;", - the_list) - - trending_log("done.\n") - - trending_log("Trending operations took {time} seconds.\n\n"\ - .format(time=time.time() - start)) - - -if __name__ == "__main__": - test_trending() diff --git a/lbry/wallet/server/db/trending/variable_decay.py b/lbry/wallet/server/db/trending/variable_decay.py deleted file mode 100644 index d900920a0b..0000000000 --- a/lbry/wallet/server/db/trending/variable_decay.py +++ /dev/null @@ -1,485 +0,0 @@ -""" -AR-like trending with a delayed effect and a faster -decay rate for high valued claims. -""" - -import math -import time -import sqlite3 - -# Half life in blocks *for lower LBC claims* (it's shorter for whale claims) -HALF_LIFE = 200 - -# Whale threshold, in LBC (higher -> less DB writing) -WHALE_THRESHOLD = 10000.0 - -# Decay coefficient per block -DECAY = 0.5**(1.0/HALF_LIFE) - -# How frequently to write trending values to the db -SAVE_INTERVAL = 10 - -# Renormalisation interval -RENORM_INTERVAL = 1000 - -# Assertion -assert RENORM_INTERVAL % SAVE_INTERVAL == 0 - -# Decay coefficient per renormalisation interval -DECAY_PER_RENORM = DECAY**(RENORM_INTERVAL) - -# Log trending calculations? -TRENDING_LOG = True - - -def install(connection): - """ - Install the trending algorithm. - """ - check_trending_values(connection) - trending_data.initialise(connection.cursor()) - - if TRENDING_LOG: - f = open("trending_variable_decay.log", "a") - f.close() - -# Stub -CREATE_TREND_TABLE = "" - -def check_trending_values(connection): - """ - If the trending values appear to be based on the zscore algorithm, - reset them. This will allow resyncing from a standard snapshot. - """ - c = connection.cursor() - needs_reset = False - for row in c.execute("SELECT COUNT(*) num FROM claim WHERE trending_global <> 0;"): - if row[0] != 0: - needs_reset = True - break - - if needs_reset: - print("Resetting some columns. This might take a while...", flush=True, - end="") - c.execute(""" BEGIN; - UPDATE claim SET trending_group = 0; - UPDATE claim SET trending_mixed = 0; - COMMIT;""") - print("done.") - - - - -def trending_log(s): - """ - Log a string to the log file - """ - if TRENDING_LOG: - fout = open("trending_variable_decay.log", "a") - fout.write(s) - fout.flush() - fout.close() - - -def trending_unit(height): - """ - Return the trending score unit at a given height. - """ - # Round to the beginning of a SAVE_INTERVAL batch of blocks. - _height = height - (height % SAVE_INTERVAL) - return 1.0/DECAY**(height % RENORM_INTERVAL) - - -class TrendingDB: - """ - An in-memory database of trending scores - """ - - def __init__(self): - self.conn = sqlite3.connect(":memory:", check_same_thread=False) - self.cursor = self.conn.cursor() - self.initialised = False - self.write_needed = set() - - def execute(self, query, *args, **kwargs): - return self.conn.execute(query, *args, **kwargs) - - def executemany(self, query, *args, **kwargs): - return self.conn.executemany(query, *args, **kwargs) - - def begin(self): - self.execute("BEGIN;") - - def commit(self): - self.execute("COMMIT;") - - def initialise(self, db): - """ - Pass in claims.db - """ - if self.initialised: - return - - trending_log("Initialising trending database...") - - # The need for speed - self.execute("PRAGMA JOURNAL_MODE=OFF;") - self.execute("PRAGMA SYNCHRONOUS=0;") - - self.begin() - - # Create the tables - self.execute(""" - CREATE TABLE IF NOT EXISTS claims - (claim_hash BYTES PRIMARY KEY, - lbc REAL NOT NULL DEFAULT 0.0, - trending_score REAL NOT NULL DEFAULT 0.0) - WITHOUT ROWID;""") - - self.execute(""" - CREATE TABLE IF NOT EXISTS spikes - (id INTEGER PRIMARY KEY, - claim_hash BYTES NOT NULL, - height INTEGER NOT NULL, - mass REAL NOT NULL, - FOREIGN KEY (claim_hash) - REFERENCES claims (claim_hash));""") - - # Clear out any existing data - self.execute("DELETE FROM claims;") - self.execute("DELETE FROM spikes;") - - # Create indexes - self.execute("CREATE INDEX idx1 ON spikes (claim_hash, height, mass);") - self.execute("CREATE INDEX idx2 ON spikes (claim_hash, height, mass DESC);") - self.execute("CREATE INDEX idx3 on claims (lbc DESC, claim_hash, trending_score);") - - # Import data from claims.db - for row in db.execute(""" - SELECT claim_hash, - 1E-8*(amount + support_amount) AS lbc, - trending_mixed - FROM claim; - """): - self.execute("INSERT INTO claims VALUES (?, ?, ?);", row) - self.commit() - - self.initialised = True - trending_log("done.\n") - - def apply_spikes(self, height): - """ - Apply spikes that are due. This occurs inside a transaction. - """ - - spikes = [] - unit = trending_unit(height) - for row in self.execute(""" - SELECT SUM(mass), claim_hash FROM spikes - WHERE height = ? - GROUP BY claim_hash; - """, (height, )): - spikes.append((row[0]*unit, row[1])) - self.write_needed.add(row[1]) - - self.executemany(""" - UPDATE claims - SET trending_score = (trending_score + ?) - WHERE claim_hash = ?; - """, spikes) - self.execute("DELETE FROM spikes WHERE height = ?;", (height, )) - - - def decay_whales(self, height): - """ - Occurs inside transaction. - """ - if height % SAVE_INTERVAL != 0: - return - - whales = self.execute(""" - SELECT trending_score, lbc, claim_hash - FROM claims - WHERE lbc >= ?; - """, (WHALE_THRESHOLD, )).fetchall() - whales2 = [] - for whale in whales: - trending, lbc, claim_hash = whale - - # Overall multiplication factor for decay rate - # At WHALE_THRESHOLD, this is 1 - # At 10*WHALE_THRESHOLD, it is 3 - decay_rate_factor = 1.0 + 2.0*math.log10(lbc/WHALE_THRESHOLD) - - # The -1 is because this is just the *extra* part being applied - factor = (DECAY**SAVE_INTERVAL)**(decay_rate_factor - 1.0) - - # Decay - trending *= factor - whales2.append((trending, claim_hash)) - self.write_needed.add(claim_hash) - - self.executemany("UPDATE claims SET trending_score=? WHERE claim_hash=?;", - whales2) - - - def renorm(self, height): - """ - Renormalise trending scores. Occurs inside a transaction. - """ - - if height % RENORM_INTERVAL == 0: - threshold = 1.0E-3/DECAY_PER_RENORM - for row in self.execute("""SELECT claim_hash FROM claims - WHERE ABS(trending_score) >= ?;""", - (threshold, )): - self.write_needed.add(row[0]) - - self.execute("""UPDATE claims SET trending_score = ?*trending_score - WHERE ABS(trending_score) >= ?;""", - (DECAY_PER_RENORM, threshold)) - - def write_to_claims_db(self, db, height): - """ - Write changed trending scores to claims.db. - """ - if height % SAVE_INTERVAL != 0: - return - - rows = self.execute(f""" - SELECT trending_score, claim_hash - FROM claims - WHERE claim_hash IN - ({','.join('?' for _ in self.write_needed)}); - """, list(self.write_needed)).fetchall() - - db.executemany("""UPDATE claim SET trending_mixed = ? - WHERE claim_hash = ?;""", rows) - - # Clear list of claims needing to be written to claims.db - self.write_needed = set() - - - def update(self, db, height, recalculate_claim_hashes): - """ - Update trending scores. - Input is a cursor to claims.db, the block height, and the list of - claims that changed. - """ - assert self.initialised - - self.begin() - self.renorm(height) - - # Fetch changed/new claims from claims.db - for row in db.execute(f""" - SELECT claim_hash, - 1E-8*(amount + support_amount) AS lbc - FROM claim - WHERE claim_hash IN - ({','.join('?' for _ in recalculate_claim_hashes)}); - """, list(recalculate_claim_hashes)): - claim_hash, lbc = row - - # Insert into trending db if it does not exist - self.execute(""" - INSERT INTO claims (claim_hash) - VALUES (?) - ON CONFLICT (claim_hash) DO NOTHING;""", - (claim_hash, )) - - # See if it was an LBC change - old = self.execute("SELECT * FROM claims WHERE claim_hash=?;", - (claim_hash, )).fetchone() - lbc_old = old[1] - - # Save new LBC value into trending db - self.execute("UPDATE claims SET lbc = ? WHERE claim_hash = ?;", - (lbc, claim_hash)) - - if lbc > lbc_old: - - # Schedule a future spike - delay = min(int((lbc + 1E-8)**0.4), HALF_LIFE) - spike = (claim_hash, height + delay, spike_mass(lbc, lbc_old)) - self.execute("""INSERT INTO spikes - (claim_hash, height, mass) - VALUES (?, ?, ?);""", spike) - - elif lbc < lbc_old: - - # Subtract from future spikes - penalty = spike_mass(lbc_old, lbc) - spikes = self.execute(""" - SELECT * FROM spikes - WHERE claim_hash = ? - ORDER BY height ASC, mass DESC; - """, (claim_hash, )).fetchall() - for spike in spikes: - spike_id, mass = spike[0], spike[3] - - if mass > penalty: - # The entire penalty merely reduces this spike - self.execute("UPDATE spikes SET mass=? WHERE id=?;", - (mass - penalty, spike_id)) - penalty = 0.0 - else: - # Removing this spike entirely accounts for some (or - # all) of the penalty, then move on to other spikes - self.execute("DELETE FROM spikes WHERE id=?;", - (spike_id, )) - penalty -= mass - - # If penalty remains, that's a negative spike to be applied - # immediately. - if penalty > 0.0: - self.execute(""" - INSERT INTO spikes (claim_hash, height, mass) - VALUES (?, ?, ?);""", - (claim_hash, height, -penalty)) - - self.apply_spikes(height) - self.decay_whales(height) - self.commit() - - self.write_to_claims_db(db, height) - - - - - -# The "global" instance to work with -# pylint: disable=C0103 -trending_data = TrendingDB() - -def spike_mass(x, x_old): - """ - Compute the mass of a trending spike (normed - constant units). - x_old = old LBC value - x = new LBC value - """ - - # Sign of trending spike - sign = 1.0 - if x < x_old: - sign = -1.0 - - # Magnitude - mag = abs(x**0.25 - x_old**0.25) - - # Minnow boost - mag *= 1.0 + 2E4/(x + 100.0)**2 - - return sign*mag - - -def run(db, height, final_height, recalculate_claim_hashes): - if height < final_height - 5*HALF_LIFE: - trending_log(f"Skipping trending calculations at block {height}.\n") - return - - start = time.time() - trending_log(f"Calculating variable_decay trending at block {height}.\n") - trending_data.update(db, height, recalculate_claim_hashes) - end = time.time() - trending_log(f"Trending operations took {end - start} seconds.\n\n") - -def test_trending(): - """ - Quick trending test for claims with different support patterns. - Actually use the run() function. - """ - - # Create a fake "claims.db" for testing - # pylint: disable=I1101 - dbc = apsw.Connection(":memory:") - db = dbc.cursor() - - # Create table - db.execute(""" - BEGIN; - CREATE TABLE claim (claim_hash TEXT PRIMARY KEY, - amount REAL NOT NULL DEFAULT 0.0, - support_amount REAL NOT NULL DEFAULT 0.0, - trending_mixed REAL NOT NULL DEFAULT 0.0); - COMMIT; - """) - - # Initialise trending data before anything happens with the claims - trending_data.initialise(db) - - # Insert initial states of claims - everything = {"huge_whale": 0.01, "medium_whale": 0.01, "small_whale": 0.01, - "huge_whale_botted": 0.01, "minnow": 0.01} - - def to_list_of_tuples(stuff): - l = [] - for key in stuff: - l.append((key, stuff[key])) - return l - - db.executemany(""" - INSERT INTO claim (claim_hash, amount) VALUES (?, 1E8*?); - """, to_list_of_tuples(everything)) - - # Process block zero - height = 0 - run(db, height, height, everything.keys()) - - # Save trajectories for plotting - trajectories = {} - for row in trending_data.execute(""" - SELECT claim_hash, trending_score - FROM claims; - """): - trajectories[row[0]] = [row[1]/trending_unit(height)] - - # Main loop - for height in range(1, 1000): - - # One-off supports - if height == 1: - everything["huge_whale"] += 5E5 - everything["medium_whale"] += 5E4 - everything["small_whale"] += 5E3 - - # Every block - if height < 500: - everything["huge_whale_botted"] += 5E5/500 - everything["minnow"] += 1 - - # Remove supports - if height == 500: - for key in everything: - everything[key] = 0.01 - - # Whack into the db - db.executemany(""" - UPDATE claim SET amount = 1E8*? WHERE claim_hash = ?; - """, [(y, x) for (x, y) in to_list_of_tuples(everything)]) - - # Call run() - run(db, height, height, everything.keys()) - - # Append current trending scores to trajectories - for row in db.execute(""" - SELECT claim_hash, trending_mixed - FROM claim; - """): - trajectories[row[0]].append(row[1]/trending_unit(height)) - - dbc.close() - - # pylint: disable=C0415 - import matplotlib.pyplot as plt - for key in trajectories: - plt.plot(trajectories[key], label=key) - plt.legend() - plt.show() - - - - - -if __name__ == "__main__": - test_trending() diff --git a/lbry/wallet/server/db/trending/zscore.py b/lbry/wallet/server/db/trending/zscore.py deleted file mode 100644 index ff442fdec6..0000000000 --- a/lbry/wallet/server/db/trending/zscore.py +++ /dev/null @@ -1,119 +0,0 @@ -from math import sqrt - -# TRENDING_WINDOW is the number of blocks in ~6hr period (21600 seconds / 161 seconds per block) -TRENDING_WINDOW = 134 - -# TRENDING_DATA_POINTS says how many samples to use for the trending algorithm -# i.e. only consider claims from the most recent (TRENDING_WINDOW * TRENDING_DATA_POINTS) blocks -TRENDING_DATA_POINTS = 28 - -CREATE_TREND_TABLE = """ - create table if not exists trend ( - claim_hash bytes not null, - height integer not null, - amount integer not null, - primary key (claim_hash, height) - ) without rowid; -""" - - -class ZScore: - __slots__ = 'count', 'total', 'power', 'last' - - def __init__(self): - self.count = 0 - self.total = 0 - self.power = 0 - self.last = None - - def step(self, value): - if self.last is not None: - self.count += 1 - self.total += self.last - self.power += self.last ** 2 - self.last = value - - @property - def mean(self): - return self.total / self.count - - @property - def standard_deviation(self): - value = (self.power / self.count) - self.mean ** 2 - return sqrt(value) if value > 0 else 0 - - def finalize(self): - if self.count == 0: - return self.last - return (self.last - self.mean) / (self.standard_deviation or 1) - - -def install(connection): - connection.create_aggregate("zscore", 1, ZScore) - connection.executescript(CREATE_TREND_TABLE) - - -def run(db, height, final_height, affected_claims): - # don't start tracking until we're at the end of initial sync - if height < (final_height - (TRENDING_WINDOW * TRENDING_DATA_POINTS)): - return - - if height % TRENDING_WINDOW != 0: - return - - db.execute(f""" - DELETE FROM trend WHERE height < {height - (TRENDING_WINDOW * TRENDING_DATA_POINTS)} - """) - - start = (height - TRENDING_WINDOW) + 1 - db.execute(f""" - INSERT OR IGNORE INTO trend (claim_hash, height, amount) - SELECT claim_hash, {start}, COALESCE( - (SELECT SUM(amount) FROM support WHERE claim_hash=claim.claim_hash - AND height >= {start}), 0 - ) AS support_sum - FROM claim WHERE support_sum > 0 - """) - - zscore = ZScore() - for global_sum in db.execute("SELECT AVG(amount) AS avg_amount FROM trend GROUP BY height"): - zscore.step(global_sum.avg_amount) - global_mean, global_deviation = 0, 1 - if zscore.count > 0: - global_mean = zscore.mean - global_deviation = zscore.standard_deviation - - db.execute(f""" - UPDATE claim SET - trending_local = COALESCE(( - SELECT zscore(amount) FROM trend - WHERE claim_hash=claim.claim_hash ORDER BY height DESC - ), 0), - trending_global = COALESCE(( - SELECT (amount - {global_mean}) / {global_deviation} FROM trend - WHERE claim_hash=claim.claim_hash AND height = {start} - ), 0), - trending_group = 0, - trending_mixed = 0 - """) - - # trending_group and trending_mixed determine how trending will show in query results - # normally the SQL will be: "ORDER BY trending_group, trending_mixed" - # changing the trending_group will have significant impact on trending results - # changing the value used for trending_mixed will only impact trending within a trending_group - db.execute(f""" - UPDATE claim SET - trending_group = CASE - WHEN trending_local > 0 AND trending_global > 0 THEN 4 - WHEN trending_local <= 0 AND trending_global > 0 THEN 3 - WHEN trending_local > 0 AND trending_global <= 0 THEN 2 - WHEN trending_local <= 0 AND trending_global <= 0 THEN 1 - END, - trending_mixed = CASE - WHEN trending_local > 0 AND trending_global > 0 THEN trending_global - WHEN trending_local <= 0 AND trending_global > 0 THEN trending_local - WHEN trending_local > 0 AND trending_global <= 0 THEN trending_local - WHEN trending_local <= 0 AND trending_global <= 0 THEN trending_global - END - WHERE trending_local <> 0 OR trending_global <> 0 - """) From 3a1baf0700ab4266677e9dd282a6a7a663ff8821 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 13 Aug 2021 20:02:42 -0400 Subject: [PATCH 154/206] prefix db --- lbry/wallet/server/block_processor.py | 21 ++--- lbry/wallet/server/db/prefixes.py | 117 +++++++++++++++++++------- lbry/wallet/server/leveldb.py | 38 ++++----- 3 files changed, 111 insertions(+), 65 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 982ae37131..b10021d1e8 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -451,9 +451,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu signing_channel = self.db.get_claim_txo(signing_channel_hash) if signing_channel: - raw_channel_tx = self.db.db.get( - DB_PREFIXES.tx.value + self.db.total_transactions[signing_channel.tx_num] - ) + raw_channel_tx = self.db.prefix_db.tx.get(self.db.total_transactions[signing_channel.tx_num]).raw_tx channel_pub_key_bytes = None try: if not signing_channel: @@ -1189,20 +1187,16 @@ def advance_block(self, block): add_claim_or_support = self._add_claim_or_support txs: List[Tuple[Tx, bytes]] = block.transactions - self.db_op_stack.extend_ops([ - RevertablePut(*Prefixes.block_hash.pack_item(height, self.coin.header_hash(block.header))), - RevertablePut(*Prefixes.header.pack_item(height, block.header)) - ]) + self.db.prefix_db.block_hash.stage_put(key_args=(height,), value_args=(self.coin.header_hash(block.header),)) + self.db.prefix_db.header.stage_put(key_args=(height,), value_args=(block.header,)) for tx, tx_hash in txs: spent_claims = {} txos = Transaction(tx.raw).outputs - self.db_op_stack.extend_ops([ - RevertablePut(*Prefixes.tx.pack_item(tx_hash, tx.raw)), - RevertablePut(*Prefixes.tx_num.pack_item(tx_hash, tx_count)), - RevertablePut(*Prefixes.tx_hash.pack_item(tx_count, tx_hash)) - ]) + self.db.prefix_db.tx.stage_put(key_args=(tx_hash,), value_args=(tx.raw,)) + self.db.prefix_db.tx_num.stage_put(key_args=(tx_hash,), value_args=(tx_count,)) + self.db.prefix_db.tx_hash.stage_put(key_args=(tx_count,), value_args=(tx_hash,)) # Spend the inputs for txin in tx.inputs: @@ -1211,7 +1205,6 @@ def advance_block(self, block): # spend utxo for address histories hashX = spend_utxo(txin.prev_hash, txin.prev_idx) if hashX: - # self._set_hashX_cache(hashX) if tx_count not in self.hashXs_by_tx[hashX]: self.hashXs_by_tx[hashX].append(tx_count) # spend claim/support txo @@ -1439,7 +1432,7 @@ async def fetch_and_process_blocks(self, caught_up_event): self._caught_up_event = caught_up_event try: await self.db.open_dbs() - self.db_op_stack = RevertableOpStack(self.db.db.get) + self.db_op_stack = self.db.db_op_stack self.height = self.db.db_height self.tip = self.db.db_tip self.tx_count = self.db.db_tx_count diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 8ed55e96f0..10655138b4 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -2,8 +2,10 @@ import struct import array import base64 -from typing import Union, Tuple, NamedTuple +import plyvel +from typing import Union, Tuple, NamedTuple, Optional from lbry.wallet.server.db import DB_PREFIXES +from lbry.wallet.server.db.revertable import RevertableOpStack, RevertablePut, RevertableDelete from lbry.schema.url import normalize_name ACTIVATED_CLAIM_TXO_TYPE = 1 @@ -19,14 +21,14 @@ def length_prefix(key: str) -> bytes: return len(key).to_bytes(1, byteorder='big') + key.encode() -_ROW_TYPES = {} +ROW_TYPES = {} class PrefixRowType(type): def __new__(cls, name, bases, kwargs): klass = super().__new__(cls, name, bases, kwargs) if name != "PrefixRow": - _ROW_TYPES[klass.prefix] = klass + ROW_TYPES[klass.prefix] = klass return klass @@ -36,6 +38,42 @@ class PrefixRow(metaclass=PrefixRowType): value_struct: struct.Struct key_part_lambdas = [] + def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): + self._db = db + self._op_stack = op_stack + + def iterate(self, prefix=None, start=None, stop=None, + reverse: bool = False, include_key: bool = True, include_value: bool = True): + if prefix is not None: + prefix = self.pack_partial_key(*prefix) + if start is not None: + start = self.pack_partial_key(*start) + if stop is not None: + stop = self.pack_partial_key(*stop) + + if include_key and include_value: + for k, v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse): + yield self.unpack_key(k), self.unpack_value(v) + elif include_key: + for k in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_value=False): + yield self.unpack_key(k) + elif include_value: + for v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_key=False): + yield self.unpack_value(v) + else: + raise RuntimeError + + def get(self, *key_args): + v = self._db.get(self.pack_key(*key_args)) + if v: + return self.unpack_value(v) + + def stage_put(self, key_args=(), value_args=()): + self._op_stack.append_op(RevertablePut(self.pack_key(*key_args), self.pack_value(*value_args))) + + def stage_delete(self, key_args=(), value_args=()): + self._op_stack.append_op(RevertableDelete(self.pack_key(*key_args), self.pack_value(*value_args))) + @classmethod def pack_partial_key(cls, *args) -> bytes: return cls.prefix + cls.key_part_lambdas[len(args)](*args) @@ -1333,38 +1371,55 @@ class Prefixes: touched_or_deleted = TouchedOrDeletedPrefixRow +class PrefixDB: + def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): + self._db = db + self._op_stack = op_stack + + self.claim_to_support = ClaimToSupportPrefixRow(db, op_stack) + self.support_to_claim = SupportToClaimPrefixRow(db, op_stack) + self.claim_to_txo = ClaimToTXOPrefixRow(db, op_stack) + self.txo_to_claim = TXOToClaimPrefixRow(db, op_stack) + self.claim_to_channel = ClaimToChannelPrefixRow(db, op_stack) + self.channel_to_claim = ChannelToClaimPrefixRow(db, op_stack) + self.claim_short_id = ClaimShortIDPrefixRow(db, op_stack) + self.claim_expiration = ClaimExpirationPrefixRow(db, op_stack) + self.claim_takeover = ClaimTakeoverPrefixRow(db, op_stack) + self.pending_activation = PendingActivationPrefixRow(db, op_stack) + self.activated = ActivatedPrefixRow(db, op_stack) + self.active_amount = ActiveAmountPrefixRow(db, op_stack) + self.effective_amount = EffectiveAmountPrefixRow(db, op_stack) + self.repost = RepostPrefixRow(db, op_stack) + self.reposted_claim = RepostedPrefixRow(db, op_stack) + self.undo = UndoPrefixRow(db, op_stack) + self.utxo = UTXOPrefixRow(db, op_stack) + self.hashX_utxo = HashXUTXOPrefixRow(db, op_stack) + self.hashX_history = HashXHistoryPrefixRow(db, op_stack) + self.block_hash = BlockHashPrefixRow(db, op_stack) + self.tx_count = TxCountPrefixRow(db, op_stack) + self.tx_hash = TXHashPrefixRow(db, op_stack) + self.tx_num = TXNumPrefixRow(db, op_stack) + self.tx = TXPrefixRow(db, op_stack) + self.header = BlockHeaderPrefixRow(db, op_stack) + self.touched_or_deleted = TouchedOrDeletedPrefixRow(db, op_stack) + + def commit(self): + try: + with self._db.write_batch(transaction=True) as batch: + batch_put = batch.put + batch_delete = batch.delete -ROW_TYPES = { - Prefixes.claim_to_support.prefix: Prefixes.claim_to_support, - Prefixes.support_to_claim.prefix: Prefixes.support_to_claim, - Prefixes.claim_to_txo.prefix: Prefixes.claim_to_txo, - Prefixes.txo_to_claim.prefix: Prefixes.txo_to_claim, - Prefixes.claim_to_channel.prefix: Prefixes.claim_to_channel, - Prefixes.channel_to_claim.prefix: Prefixes.channel_to_claim, - Prefixes.claim_short_id.prefix: Prefixes.claim_short_id, - Prefixes.claim_expiration.prefix: Prefixes.claim_expiration, - Prefixes.claim_takeover.prefix: Prefixes.claim_takeover, - Prefixes.pending_activation.prefix: Prefixes.pending_activation, - Prefixes.activated.prefix: Prefixes.activated, - Prefixes.active_amount.prefix: Prefixes.active_amount, - Prefixes.effective_amount.prefix: Prefixes.effective_amount, - Prefixes.repost.prefix: Prefixes.repost, - Prefixes.reposted_claim.prefix: Prefixes.reposted_claim, - Prefixes.undo.prefix: Prefixes.undo, - Prefixes.utxo.prefix: Prefixes.utxo, - Prefixes.hashX_utxo.prefix: Prefixes.hashX_utxo, - Prefixes.hashX_history.prefix: Prefixes.hashX_history, - Prefixes.block_hash.prefix: Prefixes.block_hash, - Prefixes.tx_count.prefix: Prefixes.tx_count, - Prefixes.tx_hash.prefix: Prefixes.tx_hash, - Prefixes.tx_num.prefix: Prefixes.tx_num, - Prefixes.tx.prefix: Prefixes.tx, - Prefixes.header.prefix: Prefixes.header -} + for staged_change in self._op_stack: + if staged_change.is_put: + batch_put(staged_change.key, staged_change.value) + else: + batch_delete(staged_change.key) + finally: + self._op_stack.clear() def auto_decode_item(key: bytes, value: bytes) -> Union[Tuple[NamedTuple, NamedTuple], Tuple[bytes, bytes]]: try: - return _ROW_TYPES[key[:1]].unpack_item(key, value) + return ROW_TYPES[key[:1]].unpack_item(key, value) except KeyError: return key, value diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 88c6e8baeb..40049732bc 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -34,7 +34,8 @@ from lbry.wallet.server.merkle import Merkle, MerkleCache from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.common import ResolveResult, STREAM_TYPES, CLAIM_TYPES -from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue +from lbry.wallet.server.db.revertable import RevertableOpStack +from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue, PrefixDB from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, TXOToClaimValue from lbry.wallet.transaction import OutputScript @@ -111,6 +112,7 @@ def __init__(self, env): self.logger.info(f'switching current directory to {env.db_dir}') self.db = None + self.prefix_db = None self.hist_unflushed = defaultdict(partial(array.array, 'I')) self.hist_unflushed_count = 0 @@ -415,30 +417,25 @@ def get_block_hash(self, height: int) -> Optional[bytes]: return Prefixes.block_hash.unpack_value(v).block_hash def get_support_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: - v = self.db.get(Prefixes.claim_to_support.pack_key(claim_hash, tx_num, position)) - if v: - return Prefixes.claim_to_support.unpack_value(v).amount + v = self.prefix_db.claim_to_support.get(claim_hash, tx_num, position) + return None if not v else v.amount def get_claim_txo(self, claim_hash: bytes) -> Optional[ClaimToTXOValue]: assert claim_hash - v = self.db.get(Prefixes.claim_to_txo.pack_key(claim_hash)) - if v: - return Prefixes.claim_to_txo.unpack_value(v) + return self.prefix_db.claim_to_txo.get(claim_hash) def _get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: return sum( - Prefixes.active_amount.unpack_value(v).amount - for v in self.db.iterator(start=Prefixes.active_amount.pack_partial_key( - claim_hash, txo_type, 0), stop=Prefixes.active_amount.pack_partial_key( - claim_hash, txo_type, height), include_key=False) + v.amount for v in self.prefix_db.active_amount.iterate( + start=(claim_hash, txo_type, 0), stop=(claim_hash, txo_type, height), include_key=False + ) ) def get_active_amount_as_of_height(self, claim_hash: bytes, height: int) -> int: - for v in self.db.iterator( - start=Prefixes.active_amount.pack_partial_key(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, 0), - stop=Prefixes.active_amount.pack_partial_key(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height), + for v in self.prefix_db.active_amount.iterate( + start=(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, 0), stop=(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, height), include_key=False, reverse=True): - return Prefixes.active_amount.unpack_value(v).amount + return v.amount return 0 def get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: @@ -448,14 +445,13 @@ def get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: return support_amount + self._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db_height + 1) def get_url_effective_amount(self, name: str, claim_hash: bytes): - for _k, _v in self.db.iterator(prefix=Prefixes.effective_amount.pack_partial_key(name)): - v = Prefixes.effective_amount.unpack_value(_v) + for k, v in self.prefix_db.effective_amount.iterate(prefix=(name,)): if v.claim_hash == claim_hash: - return Prefixes.effective_amount.unpack_key(_k) + return k def get_claims_for_name(self, name): claims = [] - prefix = Prefixes.claim_short_id.pack_partial_key(name) + int(1).to_bytes(1, byteorder='big') + prefix = Prefixes.claim_short_id.pack_partial_key(name) + bytes([1]) for _k, _v in self.db.iterator(prefix=prefix): v = Prefixes.claim_short_id.unpack_value(_v) claim_hash = self.get_claim_from_txo(v.tx_num, v.position).claim_hash @@ -465,7 +461,7 @@ def get_claims_for_name(self, name): def get_claims_in_channel_count(self, channel_hash) -> int: count = 0 - for _ in self.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(channel_hash), include_key=False): + for _ in self.prefix_db.channel_to_claim.iterate(prefix=(channel_hash,), include_key=False): count += 1 return count @@ -853,6 +849,8 @@ async def open_dbs(self): lru_cache_size=self.env.cache_MB * 1024 * 1024, write_buffer_size=64 * 1024 * 1024, max_file_size=1024 * 1024 * 64, bloom_filter_bits=32 ) + self.db_op_stack = RevertableOpStack(self.db.get) + self.prefix_db = PrefixDB(self.db, self.db_op_stack) if is_new: self.logger.info('created new db: %s', f'lbry-leveldb') From 54903fc2eaefc61f500c806ec7adcbee853ff42d Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sun, 15 Aug 2021 16:24:07 -0400 Subject: [PATCH 155/206] handle unicode error for unnormalized names --- lbry/wallet/server/block_processor.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index b10021d1e8..caac88d473 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -411,7 +411,10 @@ def flush(): def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_num: int, nout: int, spent_claims: typing.Dict[bytes, typing.Tuple[int, int, str]]): - claim_name = txo.script.values['claim_name'].decode() + try: + claim_name = txo.script.values['claim_name'].decode() + except UnicodeDecodeError: + claim_name = ''.join(chr(c) for c in txo.script.values['claim_name']) try: normalized_name = txo.normalized_name except UnicodeDecodeError: From 231eabb013b0994bb2da0f781c061621c06d22e0 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 16 Aug 2021 14:13:22 -0400 Subject: [PATCH 156/206] fix non normalized canonical urls --- lbry/wallet/server/leveldb.py | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 40049732bc..9c4280e725 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -276,13 +276,17 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, signature_valid=None if not channel_hash else signature_valid ) - def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, + def _resolve(self, name: str, claim_id: Optional[str] = None, amount_order: Optional[int] = None) -> Optional[ResolveResult]: """ :param normalized_name: name :param claim_id: partial or complete claim id :param amount_order: '$' suffix to a url, defaults to 1 (winning) if no claim id modifier is provided """ + try: + normalized_name = normalize_name(name) + except UnicodeDecodeError: + normalized_name = name if (not amount_order and not claim_id) or amount_order == 1: # winning resolution controlling = self.get_controlling_claim(normalized_name) @@ -310,9 +314,10 @@ def _resolve(self, normalized_name: str, claim_id: Optional[str] = None, key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) claim_hash = self.txo_to_claim[(claim_txo.tx_num, claim_txo.position)] + non_normalized_name = self.claim_to_txo.get(claim_hash).name signature_is_valid = self.claim_to_txo.get(claim_hash).channel_signature_is_valid return self._prepare_resolve_result( - claim_txo.tx_num, claim_txo.position, claim_hash, key.normalized_name, key.root_tx_num, + claim_txo.tx_num, claim_txo.position, claim_hash, non_normalized_name, key.root_tx_num, key.root_position, self.get_activation(claim_txo.tx_num, claim_txo.position), signature_is_valid ) @@ -362,7 +367,7 @@ def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Optiona elif parsed.has_stream: stream = parsed.stream if channel: - resolved_channel = self._resolve(channel.normalized, channel.claim_id, channel.amount_order) + resolved_channel = self._resolve(channel.name, channel.claim_id, channel.amount_order) if not resolved_channel: return None, LookupError(f'Could not find channel in "{url}".') if stream: @@ -372,7 +377,7 @@ def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Optiona stream_claim_id, stream_tx_num, stream_tx_pos, effective_amount = stream_claim resolved_stream = self._fs_get_claim_by_hash(stream_claim_id) else: - resolved_stream = self._resolve(stream.normalized, stream.claim_id, stream.amount_order) + resolved_stream = self._resolve(stream.name, stream.claim_id, stream.amount_order) if not channel and not resolved_channel and resolved_stream and resolved_stream.channel_hash: resolved_channel = self._fs_get_claim_by_hash(resolved_stream.channel_hash) if not resolved_stream: From 388724fccb9ed12ed3c5027601a748fdb7dbb6e5 Mon Sep 17 00:00:00 2001 From: "Brendon J. Brewer" Date: Tue, 17 Aug 2021 13:39:00 +1200 Subject: [PATCH 157/206] Mark claims as touched --- lbry/wallet/server/block_processor.py | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index caac88d473..e7247869d9 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -313,7 +313,12 @@ async def check_and_advance_blocks(self, raw_blocks): start = time.perf_counter() await self.run_in_thread(self.advance_block, block) await self.flush() - self.trending_db.process_block(self.height, self.daemon.cached_height()) + + # trending + extra_claims = self.trending_db.process_block(self.height, + self.daemon.cached_height()) + self.touched_claims_to_send_es.union(extra_claims) + self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) if self.height == self.coin.nExtendedClaimExpirationForkHeight: self.logger.warning( From 53bd2bcbfe58b2caaa6e7ebc915bbcfda391c948 Mon Sep 17 00:00:00 2001 From: "Brendon J. Brewer" Date: Tue, 17 Aug 2021 13:41:54 +1200 Subject: [PATCH 158/206] Put trending score into ES --- lbry/wallet/server/leveldb.py | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 9c4280e725..08b5d237b1 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -38,6 +38,7 @@ from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue, PrefixDB from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, TXOToClaimValue +from lbry.wallet.server.db.trending import TrendingDB from lbry.wallet.transaction import OutputScript from lbry.schema.claim import Claim, guess_stream_type from lbry.wallet.ledger import Ledger, RegTestLedger, TestNetLedger @@ -167,6 +168,8 @@ def __init__(self, env): else: self.ledger = RegTestLedger + self.trending_db = TrendingDB(self.env.db_dir) + def get_claim_from_txo(self, tx_num: int, tx_idx: int) -> Optional[TXOToClaimValue]: claim_hash_and_name = self.db.get(Prefixes.txo_to_claim.pack_key(tx_num, tx_idx)) if not claim_hash_and_name: @@ -700,7 +703,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'languages': languages, 'censor_type': Censor.RESOLVE if blocked_hash else Censor.SEARCH if filtered_hash else Censor.NOT_CENSORED, 'censoring_channel_id': (blocked_hash or filtered_hash or b'').hex() or None, - 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash) + 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash), + 'trending_score': self.trending_db.get_trending_score(claim_hash) # 'trending_group': 0, # 'trending_mixed': 0, # 'trending_local': 0, From 65c0668d4014d43961b7a9041552b7d3d3e24176 Mon Sep 17 00:00:00 2001 From: "Brendon J. Brewer" Date: Tue, 17 Aug 2021 13:59:20 +1200 Subject: [PATCH 159/206] constants --- lbry/wallet/server/db/elasticsearch/constants.py | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index a210af46d1..f89bf33533 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -8,7 +8,7 @@ "number_of_shards": 1, "number_of_replicas": 0, "sort": { - "field": ["trending_mixed", "release_time"], + "field": ["trending_score", "release_time"], "order": ["desc", "desc"] }} }, @@ -30,7 +30,7 @@ "height": {"type": "integer"}, "claim_type": {"type": "byte"}, "censor_type": {"type": "byte"}, - "trending_mixed": {"type": "float"}, + "trending_score": {"type": "float"}, "release_time": {"type": "long"}, } } @@ -53,7 +53,7 @@ 'duration', 'release_time', 'tags', 'languages', 'has_source', 'reposted_claim_type', 'reposted_claim_id', 'repost_count', - 'trending_group', 'trending_mixed', 'trending_local', 'trending_global', 'tx_num' + 'trending_score', 'tx_num' } TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'description', 'claim_id', 'censoring_channel_id', @@ -66,8 +66,7 @@ 'timestamp', 'creation_timestamp', 'duration', 'release_time', 'fee_amount', 'tx_position', 'channel_join', 'repost_count', 'limit_claims_per_channel', 'amount', 'effective_amount', 'support_amount', - 'trending_group', 'trending_mixed', 'censor_type', - 'trending_local', 'trending_global', 'tx_num' + 'trending_score', 'censor_type', 'tx_num' } ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS From 34576e880df559e31ed0a665967b493ecd251f09 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 30 Aug 2021 12:16:07 -0400 Subject: [PATCH 160/206] update trending in elasticsearch -add TrendingPrefixSpike to leveldb -expose `TRENDING_HALF_LIFE`, `TRENDING_WHALE_HALF_LIFE` and `TRENDING_WHALE_THRESHOLD` hub settings --- lbry/wallet/server/block_processor.py | 111 +++++++++--------- lbry/wallet/server/db/__init__.py | 1 + .../server/db/elasticsearch/constants.py | 7 +- lbry/wallet/server/db/elasticsearch/search.py | 52 +++++++- lbry/wallet/server/db/prefixes.py | 58 +++++++++ lbry/wallet/server/env.py | 3 + lbry/wallet/server/leveldb.py | 33 ++++-- 7 files changed, 187 insertions(+), 78 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e7247869d9..c7239abb8e 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -24,13 +24,11 @@ from lbry.crypto.hash import hash160 from lbry.wallet.server.leveldb import FlushData from lbry.wallet.server.mempool import MemPool -from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation, get_add_effective_amount_ops from lbry.wallet.server.db.claimtrie import get_remove_name_ops, get_remove_effective_amount_ops from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, Prefixes, ClaimToTXOValue -from lbry.wallet.server.db.trending import TrendingDB from lbry.wallet.server.udp import StatusServer from lbry.wallet.server.db.revertable import RevertableOp, RevertablePut, RevertableDelete, RevertableOpStack if typing.TYPE_CHECKING: @@ -264,8 +262,6 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.claim_channels: Dict[bytes, bytes] = {} self.hashXs_by_tx: DefaultDict[bytes, List[int]] = defaultdict(list) - self.trending_db = TrendingDB(env.db_dir) - async def claim_producer(self): if self.db.db_height <= 1: return @@ -314,11 +310,6 @@ async def check_and_advance_blocks(self, raw_blocks): await self.run_in_thread(self.advance_block, block) await self.flush() - # trending - extra_claims = self.trending_db.process_block(self.height, - self.daemon.cached_height()) - self.touched_claims_to_send_es.union(extra_claims) - self.logger.info("advanced to %i in %0.3fs", self.height, time.perf_counter() - start) if self.height == self.coin.nExtendedClaimExpirationForkHeight: self.logger.warning( @@ -326,14 +317,15 @@ async def check_and_advance_blocks(self, raw_blocks): ) await self.run_in_thread(self.db.apply_expiration_extension_fork) # TODO: we shouldnt wait on the search index updating before advancing to the next block - if not self.db.first_sync: - self.db.reload_blocking_filtering_streams() - await self.db.search_index.claim_consumer(self.claim_producer()) - await self.db.search_index.apply_filters(self.db.blocked_streams, self.db.blocked_channels, - self.db.filtered_streams, self.db.filtered_channels) - self.db.search_index.clear_caches() - self.touched_claims_to_send_es.clear() - self.removed_claims_to_send_es.clear() + if not self.db.first_sync: + self.db.reload_blocking_filtering_streams() + await self.db.search_index.claim_consumer(self.claim_producer()) + await self.db.search_index.apply_filters(self.db.blocked_streams, self.db.blocked_channels, + self.db.filtered_streams, self.db.filtered_channels) + await self.db.search_index.apply_update_and_decay_trending_score() + self.db.search_index.clear_caches() + self.touched_claims_to_send_es.clear() + self.removed_claims_to_send_es.clear() # print("******************\n") except: self.logger.exception("advance blocks failed") @@ -368,16 +360,15 @@ async def check_and_advance_blocks(self, raw_blocks): await self.flush() self.logger.info(f'backed up to height {self.height:,d}') - await self.db._read_claim_txos() # TODO: don't do this - - for touched in self.touched_claims_to_send_es: - if not self.db.get_claim_txo(touched): - self.removed_claims_to_send_es.add(touched) - self.touched_claims_to_send_es.difference_update(self.removed_claims_to_send_es) - await self.db.search_index.claim_consumer(self.claim_producer()) - self.db.search_index.clear_caches() - self.touched_claims_to_send_es.clear() - self.removed_claims_to_send_es.clear() + await self.db._read_claim_txos() # TODO: don't do this + for touched in self.touched_claims_to_send_es: + if not self.db.get_claim_txo(touched): + self.removed_claims_to_send_es.add(touched) + self.touched_claims_to_send_es.difference_update(self.removed_claims_to_send_es) + await self.db.search_index.claim_consumer(self.claim_producer()) + self.db.search_index.clear_caches() + self.touched_claims_to_send_es.clear() + self.removed_claims_to_send_es.clear() await self.prefetcher.reset_height(self.height) self.reorg_count_metric.inc() except: @@ -485,6 +476,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu if txo.script.is_claim_name: # it's a root claim root_tx_num, root_idx = tx_num, nout + previous_amount = 0 else: # it's a claim update if claim_hash not in spent_claims: # print(f"\tthis is a wonky tx, contains unlinked claim update {claim_hash.hex()}") @@ -511,6 +503,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu previous_claim.amount ).get_remove_activate_ops() ) + previous_amount = previous_claim.amount self.db.claim_to_txo[claim_hash] = ClaimToTXOValue( tx_num, nout, root_tx_num, root_idx, txo.amount, channel_signature_is_valid, claim_name @@ -524,11 +517,13 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu self.txo_to_claim[(tx_num, nout)] = pending self.claim_hash_to_txo[claim_hash] = (tx_num, nout) self.db_op_stack.extend_ops(pending.get_add_claim_utxo_ops()) - self.trending_db.add_event({"claim_hash": claim_hash, - "event": "upsert", - "lbc": 1E-8*txo.amount}) - def _add_support(self, txo: 'Output', tx_num: int, nout: int): + # add the spike for trending + self.db_op_stack.append_op(self.db.prefix_db.trending_spike.pack_spike( + height, claim_hash, tx_num, nout, txo.amount - previous_amount, half_life=self.env.trending_half_life + )) + + def _add_support(self, height: int, txo: 'Output', tx_num: int, nout: int): supported_claim_hash = txo.claim_hash[::-1] self.support_txos_by_claim[supported_claim_hash].append((tx_num, nout)) self.support_txo_to_claim[(tx_num, nout)] = supported_claim_hash, txo.amount @@ -536,49 +531,54 @@ def _add_support(self, txo: 'Output', tx_num: int, nout: int): self.db_op_stack.extend_ops(StagedClaimtrieSupport( supported_claim_hash, tx_num, nout, txo.amount ).get_add_support_utxo_ops()) - self.trending_db.add_event({"claim_hash": supported_claim_hash, - "event": "support", - "lbc": 1E-8*txo.amount}) + + # add the spike for trending + self.db_op_stack.append_op(self.db.prefix_db.trending_spike.pack_spike( + height, supported_claim_hash, tx_num, nout, txo.amount, half_life=self.env.trending_half_life + )) def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: int, txo: 'Output', spent_claims: typing.Dict[bytes, Tuple[int, int, str]]): if txo.script.is_claim_name or txo.script.is_update_claim: self._add_claim_or_update(height, txo, tx_hash, tx_num, nout, spent_claims) elif txo.script.is_support_claim or txo.script.is_support_claim_data: - self._add_support(txo, tx_num, nout) + self._add_support(height, txo, tx_num, nout) - def _spend_support_txo(self, txin): + def _spend_support_txo(self, height: int, txin: TxInput): txin_num = self.db.transaction_num_mapping[txin.prev_hash] + activation = 0 if (txin_num, txin.prev_idx) in self.support_txo_to_claim: spent_support, support_amount = self.support_txo_to_claim.pop((txin_num, txin.prev_idx)) self.support_txos_by_claim[spent_support].remove((txin_num, txin.prev_idx)) supported_name = self._get_pending_claim_name(spent_support) - # print(f"\tspent support for {spent_support.hex()}") self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append((txin_num, txin.prev_idx)) - self.db_op_stack.extend_ops(StagedClaimtrieSupport( - spent_support, txin_num, txin.prev_idx, support_amount - ).get_spend_support_txo_ops()) - self.trending_db.add_event({"claim_hash": spent_support, - "event": "support", - "lbc": -1E-8*support_amount}) - - spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) - if spent_support: + txin_height = height + else: + spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) + if not spent_support: # it is not a support + return supported_name = self._get_pending_claim_name(spent_support) if supported_name is not None: - self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append((txin_num, txin.prev_idx)) + self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append( + (txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) + txin_height = bisect_right(self.db.tx_counts, self.db.transaction_num_mapping[txin.prev_hash]) if 0 < activation < self.height + 1: self.removed_active_support_amount_by_claim[spent_support].append(support_amount) - # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") - self.db_op_stack.extend_ops(StagedClaimtrieSupport( - spent_support, txin_num, txin.prev_idx, support_amount - ).get_spend_support_txo_ops()) if supported_name is not None and activation > 0: self.db_op_stack.extend_ops(StagedActivation( ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, support_amount ).get_remove_activate_ops()) + # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") + self.db_op_stack.extend_ops(StagedClaimtrieSupport( + spent_support, txin_num, txin.prev_idx, support_amount + ).get_spend_support_txo_ops()) + # add the spike for trending + self.db_op_stack.append_op(self.db.prefix_db.trending_spike.pack_spike( + height, spent_support, txin_num, txin.prev_idx, support_amount, subtract=True, + depth=height-txin_height-1, half_life=self.env.trending_half_life + )) def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]) -> bool: txin_num = self.db.transaction_num_mapping[txin.prev_hash] @@ -602,9 +602,9 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i self.db_op_stack.extend_ops(spent.get_spend_claim_txo_ops()) return True - def _spend_claim_or_support_txo(self, txin, spent_claims): + def _spend_claim_or_support_txo(self, height: int, txin: TxInput, spent_claims): if not self._spend_claim_txo(txin, spent_claims): - self._spend_support_txo(txin) + self._spend_support_txo(height, txin) def _abandon_claim(self, claim_hash: bytes, tx_num: int, nout: int, normalized_name: str): if (tx_num, nout) in self.txo_to_claim: @@ -639,9 +639,6 @@ def _abandon_claim(self, claim_hash: bytes, tx_num: int, nout: int, normalized_n if normalized_name.startswith('@'): # abandon a channel, invalidate signatures self._invalidate_channel_signatures(claim_hash) - self.trending_db.add_event({"claim_hash": claim_hash, - "event": "delete"}) - def _invalidate_channel_signatures(self, claim_hash: bytes): for k, signed_claim_hash in self.db.db.iterator( prefix=Prefixes.channel_to_claim.pack_partial_key(claim_hash)): @@ -1216,7 +1213,7 @@ def advance_block(self, block): if tx_count not in self.hashXs_by_tx[hashX]: self.hashXs_by_tx[hashX].append(tx_count) # spend claim/support txo - spend_claim_or_support_txo(txin, spent_claims) + spend_claim_or_support_txo(height, txin, spent_claims) # Add the new UTXOs for nout, txout in enumerate(tx.outputs): diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index ec33b6ead0..f2c40697bd 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -37,3 +37,4 @@ class DB_PREFIXES(enum.Enum): hashx_utxo = b'h' hashx_history = b'x' db_state = b's' + trending_spike = b't' diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index f89bf33533..8461c6ab7f 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -31,7 +31,8 @@ "claim_type": {"type": "byte"}, "censor_type": {"type": "byte"}, "trending_score": {"type": "float"}, - "release_time": {"type": "long"}, + "trending_score_change": {"type": "float"}, + "release_time": {"type": "long"} } } } @@ -53,7 +54,7 @@ 'duration', 'release_time', 'tags', 'languages', 'has_source', 'reposted_claim_type', 'reposted_claim_id', 'repost_count', - 'trending_score', 'tx_num' + 'trending_score', 'tx_num', 'trending_score_change' } TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'description', 'claim_id', 'censoring_channel_id', @@ -66,7 +67,7 @@ 'timestamp', 'creation_timestamp', 'duration', 'release_time', 'fee_amount', 'tx_position', 'channel_join', 'repost_count', 'limit_claims_per_channel', 'amount', 'effective_amount', 'support_amount', - 'trending_score', 'censor_type', 'tx_num' + 'trending_score', 'censor_type', 'tx_num', 'trending_score_change' } ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 0379ec0906..7d933f036f 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -1,3 +1,4 @@ +import math import asyncio import struct from binascii import unhexlify @@ -9,7 +10,6 @@ from elasticsearch import AsyncElasticsearch, NotFoundError, ConnectionError from elasticsearch.helpers import async_streaming_bulk -from lbry.crypto.base58 import Base58 from lbry.error import ResolveCensoredError, TooManyClaimSearchParametersError from lbry.schema.result import Outputs, Censor from lbry.schema.tags import clean_tags @@ -43,7 +43,8 @@ def __init__(self, got_version, expected_version): class SearchIndex: VERSION = 1 - def __init__(self, index_prefix: str, search_timeout=3.0, elastic_host='localhost', elastic_port=9200): + def __init__(self, index_prefix: str, search_timeout=3.0, elastic_host='localhost', elastic_port=9200, + half_life=0.4, whale_threshold=10000, whale_half_life=0.99): self.search_timeout = search_timeout self.sync_timeout = 600 # wont hit that 99% of the time, but can hit on a fresh import self.search_client: Optional[AsyncElasticsearch] = None @@ -56,6 +57,9 @@ def __init__(self, index_prefix: str, search_timeout=3.0, elastic_host='localhos self.resolution_cache = LRUCache(2 ** 17) self._elastic_host = elastic_host self._elastic_port = elastic_port + self._trending_half_life = half_life + self._trending_whale_threshold = whale_threshold + self._trending_whale_half_life = whale_half_life async def get_index_version(self) -> int: try: @@ -121,7 +125,7 @@ async def _consume_claim_producer(self, claim_producer): } count += 1 if count % 100 == 0: - self.logger.debug("Indexing in progress, %d claims.", count) + self.logger.info("Indexing in progress, %d claims.", count) if count: self.logger.info("Indexing done for %d claims.", count) else: @@ -140,19 +144,57 @@ async def claim_consumer(self, claim_producer): self.logger.debug("Indexing done.") def update_filter_query(self, censor_type, blockdict, channels=False): - blockdict = {key.hex(): value.hex() for key, value in blockdict.items()} + blockdict = {blocked.hex(): blocker.hex() for blocked, blocker in blockdict.items()} if channels: update = expand_query(channel_id__in=list(blockdict.keys()), censor_type=f"<{censor_type}") else: update = expand_query(claim_id__in=list(blockdict.keys()), censor_type=f"<{censor_type}") key = 'channel_id' if channels else 'claim_id' update['script'] = { - "source": f"ctx._source.censor_type={censor_type}; ctx._source.censoring_channel_id=params[ctx._source.{key}]", + "source": f"ctx._source.censor_type={censor_type}; " + f"ctx._source.censoring_channel_id=params[ctx._source.{key}];", "lang": "painless", "params": blockdict } return update + async def apply_update_and_decay_trending_score(self): + update_trending_score_script = """ + if (ctx._source.trending_score == null) { + ctx._source.trending_score = ctx._source.trending_score_change; + } else { + ctx._source.trending_score += ctx._source.trending_score_change; + } + ctx._source.trending_score_change = 0.0; + """ + await self.sync_client.update_by_query( + self.index, body={ + 'query': { + 'bool': {'must_not': [{'match': {'trending_score_change': 0.0}}]} + }, + 'script': {'source': update_trending_score_script, 'lang': 'painless'} + }, slices=4, conflicts='proceed' + ) + + whale_decay_factor = 2 * (2.0 ** (-1 / self._trending_whale_half_life)) + decay_factor = 2 * (2.0 ** (-1 / self._trending_half_life)) + decay_script = """ + if (ctx._source.trending_score == null) { ctx._source.trending_score = 0.0; } + if ((-0.000001 <= ctx._source.trending_score) && (ctx._source.trending_score <= 0.000001)) { + ctx._source.trending_score = 0.0; + } else if (ctx._source.effective_amount >= %s) { + ctx._source.trending_score *= %s; + } else { + ctx._source.trending_score *= %s; + } + """ % (self._trending_whale_threshold, whale_decay_factor, decay_factor) + await self.sync_client.update_by_query( + self.index, body={ + 'query': {'bool': {'must_not': [{'match': {'trending_score': 0.0}}]}}, + 'script': {'source': decay_script, 'lang': 'painless'} + }, slices=4, conflicts='proceed' + ) + async def apply_filters(self, blocked_streams, blocked_channels, filtered_streams, filtered_channels): if filtered_streams: await self.sync_client.update_by_query( diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 10655138b4..ddeb204f97 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -463,6 +463,21 @@ def __str__(self): f"deleted_claims={','.join(map(lambda x: x.hex(), self.deleted_claims))})" +class TrendingSpikeKey(typing.NamedTuple): + height: int + claim_hash: bytes + tx_num: int + position: int + + def __str__(self): + return f"{self.__class__.__name__}(height={self.height}, claim_hash={self.claim_hash.hex()}, " \ + f"tx_num={self.tx_num}, position={self.position})" + + +class TrendingSpikeValue(typing.NamedTuple): + mass: float + + class ActiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.active_amount.value key_struct = struct.Struct(b'>20sBLLH') @@ -1335,6 +1350,47 @@ def pack_item(cls, height, touched, deleted): return cls.pack_key(height), cls.pack_value(touched, deleted) +class TrendingSpikePrefixRow(PrefixRow): + prefix = DB_PREFIXES.trending_spike.value + key_struct = struct.Struct(b'>L20sLH') + value_struct = struct.Struct(b'>f') + + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack, + struct.Struct(b'>L20s').pack, + struct.Struct(b'>L20sL').pack, + struct.Struct(b'>L20sLH').pack + ] + + def pack_spike(self, height: int, claim_hash: bytes, tx_num: int, position: int, amount: int, half_life: int, + depth: int = 0, subtract: bool = False) -> RevertablePut: + softened_change = (((amount * 1E-8) + 1E-8) ** 0.25).real + spike_mass = (-1.0 if subtract else 1.0) * softened_change * 2 * ((2.0 ** (-1 / half_life)) ** depth) + # trending_spike_height = self.height + delay_trending_spike(self.amount * 1E-8) + return RevertablePut(*self.pack_item(height, claim_hash, tx_num, position, spike_mass)) + + @classmethod + def pack_key(cls, height: int, claim_hash: bytes, tx_num: int, position: int): + return super().pack_key(height, claim_hash, tx_num, position) + + @classmethod + def unpack_key(cls, key: bytes) -> TrendingSpikeKey: + return TrendingSpikeKey(*super().unpack_key(key)) + + @classmethod + def pack_value(cls, mass: float) -> bytes: + return super().pack_value(mass) + + @classmethod + def unpack_value(cls, data: bytes) -> TrendingSpikeValue: + return TrendingSpikeValue(*cls.value_struct.unpack(data)) + + @classmethod + def pack_item(cls, height: int, claim_hash: bytes, tx_num: int, position: int, mass: float): + return cls.pack_key(height, claim_hash, tx_num, position), cls.pack_value(mass) + + class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -1369,6 +1425,7 @@ class Prefixes: tx = TXPrefixRow header = BlockHeaderPrefixRow touched_or_deleted = TouchedOrDeletedPrefixRow + trending_spike = TrendingSpikePrefixRow class PrefixDB: @@ -1402,6 +1459,7 @@ def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): self.tx = TXPrefixRow(db, op_stack) self.header = BlockHeaderPrefixRow(db, op_stack) self.touched_or_deleted = TouchedOrDeletedPrefixRow(db, op_stack) + self.trending_spike = TrendingSpikePrefixRow(db, op_stack) def commit(self): try: diff --git a/lbry/wallet/server/env.py b/lbry/wallet/server/env.py index c20d64d64a..6086c3ff67 100644 --- a/lbry/wallet/server/env.py +++ b/lbry/wallet/server/env.py @@ -42,6 +42,9 @@ def __init__(self, coin=None): self.trending_algorithms = [ trending for trending in set(self.default('TRENDING_ALGORITHMS', 'zscore').split(' ')) if trending ] + self.trending_half_life = float(self.string_amount('TRENDING_HALF_LIFE', "0.9")) + self.trending_whale_half_life = float(self.string_amount('TRENDING_WHALE_HALF_LIFE', "0.99")) + self.trending_whale_threshold = float(self.integer('TRENDING_WHALE_THRESHOLD', 10000)) self.max_query_workers = self.integer('MAX_QUERY_WORKERS', None) self.individual_tag_indexes = self.boolean('INDIVIDUAL_TAG_INDEXES', True) self.track_metrics = self.boolean('TRACK_METRICS', False) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 08b5d237b1..b213831567 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -22,7 +22,7 @@ from functools import partial from asyncio import sleep from bisect import bisect_right -from collections import defaultdict, OrderedDict +from collections import defaultdict from lbry.error import ResolveCensoredError from lbry.schema.result import Censor @@ -38,7 +38,6 @@ from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue, PrefixDB from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, TXOToClaimValue -from lbry.wallet.server.db.trending import TrendingDB from lbry.wallet.transaction import OutputScript from lbry.schema.claim import Claim, guess_stream_type from lbry.wallet.ledger import Ledger, RegTestLedger, TestNetLedger @@ -150,13 +149,15 @@ def __init__(self, env): self.total_transactions = None self.transaction_num_mapping = {} - self.claim_to_txo: typing.OrderedDict[bytes, ClaimToTXOValue] = OrderedDict() - self.txo_to_claim: typing.OrderedDict[Tuple[int, int], bytes] = OrderedDict() + self.claim_to_txo: Dict[bytes, ClaimToTXOValue] = {} + self.txo_to_claim: Dict[Tuple[int, int], bytes] = {} # Search index self.search_index = SearchIndex( self.env.es_index_prefix, self.env.database_query_timeout, - elastic_host=env.elastic_host, elastic_port=env.elastic_port + elastic_host=env.elastic_host, elastic_port=env.elastic_port, + half_life=self.env.trending_half_life, whale_threshold=self.env.trending_whale_threshold, + whale_half_life=self.env.trending_whale_half_life ) self.genesis_bytes = bytes.fromhex(self.coin.GENESIS_HASH) @@ -168,8 +169,6 @@ def __init__(self, env): else: self.ledger = RegTestLedger - self.trending_db = TrendingDB(self.env.db_dir) - def get_claim_from_txo(self, tx_num: int, tx_idx: int) -> Optional[TXOToClaimValue]: claim_hash_and_name = self.db.get(Prefixes.txo_to_claim.pack_key(tx_num, tx_idx)) if not claim_hash_and_name: @@ -188,6 +187,12 @@ def get_reposted_count(self, claim_hash: bytes) -> int: cnt += 1 return cnt + def get_trending_spike_sum(self, height: int, claim_hash: bytes) -> float: + spikes = 0.0 + for k, v in self.prefix_db.trending_spike.iterate(prefix=(height, claim_hash)): + spikes += v.mass + return spikes + def get_activation(self, tx_num, position, is_support=False) -> int: activation = self.db.get( Prefixes.activated.pack_key( @@ -704,12 +709,9 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'censor_type': Censor.RESOLVE if blocked_hash else Censor.SEARCH if filtered_hash else Censor.NOT_CENSORED, 'censoring_channel_id': (blocked_hash or filtered_hash or b'').hex() or None, 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash), - 'trending_score': self.trending_db.get_trending_score(claim_hash) - # 'trending_group': 0, - # 'trending_mixed': 0, - # 'trending_local': 0, - # 'trending_global': 0, + 'trending_score_change': self.get_trending_spike_sum(self.db_height, claim_hash) } + if metadata.is_repost and reposted_duration is not None: value['duration'] = reposted_duration elif metadata.is_stream and (metadata.stream.video.duration or metadata.stream.audio.duration): @@ -748,7 +750,7 @@ async def claims_producer(self, claim_hashes: Set[bytes]): self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) continue name = self.claim_to_txo[claim_hash].normalized_name - if not self.db.get(Prefixes.claim_takeover.pack_key(name)): + if not self.prefix_db.claim_takeover.get(name): self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) continue claim = self._fs_get_claim_by_hash(claim_hash) @@ -944,6 +946,11 @@ def flush_dbs(self, flush_data: FlushData): stop=Prefixes.touched_or_deleted.pack_key(min_height), include_value=False ) ) + delete_undo_keys.extend( + self.db.iterator( + prefix=Prefixes.trending_spike.pack_partial_key(min_height), include_value=False + ) + ) with self.db.write_batch(transaction=True) as batch: batch_put = batch.put From 1940301824f26ac1c9ec8efaf7979a8e6e1afb97 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 30 Aug 2021 12:22:53 -0400 Subject: [PATCH 161/206] skip integrity errors for trending spikes --- lbry/wallet/server/db/revertable.py | 35 ++++++++++++++++++----------- lbry/wallet/server/leveldb.py | 2 +- 2 files changed, 23 insertions(+), 14 deletions(-) diff --git a/lbry/wallet/server/db/revertable.py b/lbry/wallet/server/db/revertable.py index 7365b8dbeb..e82c36f127 100644 --- a/lbry/wallet/server/db/revertable.py +++ b/lbry/wallet/server/db/revertable.py @@ -1,10 +1,12 @@ import struct +import logging from string import printable from collections import defaultdict from typing import Tuple, Iterable, Callable, Optional from lbry.wallet.server.db import DB_PREFIXES _OP_STRUCT = struct.Struct('>BLL') +log = logging.getLogger() class RevertableOp: @@ -80,9 +82,10 @@ class OpStackIntegrity(Exception): class RevertableOpStack: - def __init__(self, get_fn: Callable[[bytes], Optional[bytes]]): + def __init__(self, get_fn: Callable[[bytes], Optional[bytes]], unsafe_prefixes=None): self._get = get_fn self._items = defaultdict(list) + self._unsafe_prefixes = unsafe_prefixes or set() def append_op(self, op: RevertableOp): inverted = op.invert() @@ -95,18 +98,24 @@ def append_op(self, op: RevertableOp): has_stored_val = stored_val is not None delete_stored_op = None if not has_stored_val else RevertableDelete(op.key, stored_val) will_delete_existing_stored = False if delete_stored_op is None else (delete_stored_op in self._items[op.key]) - if op.is_put and has_stored_val and not will_delete_existing_stored: - raise OpStackIntegrity( - f"db op tries to add on top of existing key without deleting first: {op}" - ) - elif op.is_delete and has_stored_val and stored_val != op.value and not will_delete_existing_stored: - # there is a value and we're not deleting it in this op - # check that a delete for the stored value is in the stack - raise OpStackIntegrity(f"delete {op}") - elif op.is_delete and not has_stored_val: - raise OpStackIntegrity(f"db op tries to delete nonexistent key: {op}") - elif op.is_delete and stored_val != op.value: - raise OpStackIntegrity(f"db op tries to delete with incorrect value: {op}") + try: + if op.is_put and has_stored_val and not will_delete_existing_stored: + raise OpStackIntegrity( + f"db op tries to add on top of existing key without deleting first: {op}" + ) + elif op.is_delete and has_stored_val and stored_val != op.value and not will_delete_existing_stored: + # there is a value and we're not deleting it in this op + # check that a delete for the stored value is in the stack + raise OpStackIntegrity(f"delete {op}") + elif op.is_delete and not has_stored_val: + raise OpStackIntegrity(f"db op tries to delete nonexistent key: {op}") + elif op.is_delete and stored_val != op.value: + raise OpStackIntegrity(f"db op tries to delete with incorrect value: {op}") + except OpStackIntegrity as err: + if op.key[:1] in self._unsafe_prefixes: + log.error(f"skipping over integrity error: {err}") + else: + raise err self._items[op.key].append(op) def extend_ops(self, ops: Iterable[RevertableOp]): diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index b213831567..18f70f39ee 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -860,7 +860,7 @@ async def open_dbs(self): lru_cache_size=self.env.cache_MB * 1024 * 1024, write_buffer_size=64 * 1024 * 1024, max_file_size=1024 * 1024 * 64, bloom_filter_bits=32 ) - self.db_op_stack = RevertableOpStack(self.db.get) + self.db_op_stack = RevertableOpStack(self.db.get, unsafe_prefixes={DB_PREFIXES.trending_spike.value}) self.prefix_db = PrefixDB(self.db, self.db_op_stack) if is_new: From acaf299bcb34462457bd1339f6cb671770208f9f Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 30 Aug 2021 12:30:38 -0400 Subject: [PATCH 162/206] log time to update and decay trending in elasticsearch --- lbry/wallet/server/db/elasticsearch/search.py | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 7d933f036f..ec8677d44f 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -1,4 +1,4 @@ -import math +import time import asyncio import struct from binascii import unhexlify @@ -167,6 +167,8 @@ async def apply_update_and_decay_trending_score(self): } ctx._source.trending_score_change = 0.0; """ + + start = time.perf_counter() await self.sync_client.update_by_query( self.index, body={ 'query': { @@ -175,6 +177,7 @@ async def apply_update_and_decay_trending_score(self): 'script': {'source': update_trending_score_script, 'lang': 'painless'} }, slices=4, conflicts='proceed' ) + self.logger.info("updated trending scores in %ims", int((time.perf_counter() - start) * 1000)) whale_decay_factor = 2 * (2.0 ** (-1 / self._trending_whale_half_life)) decay_factor = 2 * (2.0 ** (-1 / self._trending_half_life)) @@ -188,12 +191,14 @@ async def apply_update_and_decay_trending_score(self): ctx._source.trending_score *= %s; } """ % (self._trending_whale_threshold, whale_decay_factor, decay_factor) + start = time.perf_counter() await self.sync_client.update_by_query( self.index, body={ 'query': {'bool': {'must_not': [{'match': {'trending_score': 0.0}}]}}, 'script': {'source': decay_script, 'lang': 'painless'} }, slices=4, conflicts='proceed' ) + self.logger.info("decayed trending scores in %ims", int((time.perf_counter() - start) * 1000)) async def apply_filters(self, blocked_streams, blocked_channels, filtered_streams, filtered_channels): if filtered_streams: From db2789990fbef38d2e8e1adde39ce29946c254ac Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 30 Aug 2021 13:36:24 -0400 Subject: [PATCH 163/206] make app backward compatible with `trending_score` -update trending decay function to zero out low trending score values faster --- lbry/wallet/server/db/elasticsearch/constants.py | 1 + lbry/wallet/server/db/elasticsearch/search.py | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index 8461c6ab7f..1d93ba025f 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -73,6 +73,7 @@ ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS REPLACEMENTS = { + 'trending_mixed': 'trending_score' # 'name': 'normalized_name', 'txid': 'tx_id', 'nout': 'tx_nout', diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index ec8677d44f..de1f6b59b1 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -183,7 +183,7 @@ async def apply_update_and_decay_trending_score(self): decay_factor = 2 * (2.0 ** (-1 / self._trending_half_life)) decay_script = """ if (ctx._source.trending_score == null) { ctx._source.trending_score = 0.0; } - if ((-0.000001 <= ctx._source.trending_score) && (ctx._source.trending_score <= 0.000001)) { + if ((-0.1 <= ctx._source.trending_score) && (ctx._source.trending_score <= 0.1)) { ctx._source.trending_score = 0.0; } else if (ctx._source.effective_amount >= %s) { ctx._source.trending_score *= %s; From 0ba75153f363ec1fe44ab31f3b2eba10254783d7 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 30 Aug 2021 19:36:14 -0400 Subject: [PATCH 164/206] trending fixes --- lbry/wallet/server/block_processor.py | 2 +- lbry/wallet/server/db/elasticsearch/search.py | 5 ++--- lbry/wallet/server/db/prefixes.py | 12 +++++++----- lbry/wallet/server/env.py | 15 ++++++++------- lbry/wallet/server/session.py | 2 +- 5 files changed, 19 insertions(+), 17 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index c7239abb8e..728974125f 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -520,7 +520,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu # add the spike for trending self.db_op_stack.append_op(self.db.prefix_db.trending_spike.pack_spike( - height, claim_hash, tx_num, nout, txo.amount - previous_amount, half_life=self.env.trending_half_life + height, claim_hash, tx_num, nout, txo.amount, half_life=self.env.trending_half_life )) def _add_support(self, height: int, txo: 'Output', tx_num: int, nout: int): diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index de1f6b59b1..ee17113d2b 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -178,9 +178,8 @@ async def apply_update_and_decay_trending_score(self): }, slices=4, conflicts='proceed' ) self.logger.info("updated trending scores in %ims", int((time.perf_counter() - start) * 1000)) - - whale_decay_factor = 2 * (2.0 ** (-1 / self._trending_whale_half_life)) - decay_factor = 2 * (2.0 ** (-1 / self._trending_half_life)) + whale_decay_factor = 2.0 ** ((-1 / self._trending_whale_half_life) + 1) + decay_factor = 2.0 ** ((-1 / self._trending_half_life) + 1) decay_script = """ if (ctx._source.trending_score == null) { ctx._source.trending_score = 0.0; } if ((-0.1 <= ctx._source.trending_score) && (ctx._source.trending_score <= 0.1)) { diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index ddeb204f97..125210016f 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -1363,12 +1363,14 @@ class TrendingSpikePrefixRow(PrefixRow): struct.Struct(b'>L20sLH').pack ] - def pack_spike(self, height: int, claim_hash: bytes, tx_num: int, position: int, amount: int, half_life: int, + @classmethod + def pack_spike(cls, height: int, claim_hash: bytes, tx_num: int, position: int, amount: int, half_life: int, depth: int = 0, subtract: bool = False) -> RevertablePut: - softened_change = (((amount * 1E-8) + 1E-8) ** 0.25).real - spike_mass = (-1.0 if subtract else 1.0) * softened_change * 2 * ((2.0 ** (-1 / half_life)) ** depth) - # trending_spike_height = self.height + delay_trending_spike(self.amount * 1E-8) - return RevertablePut(*self.pack_item(height, claim_hash, tx_num, position, spike_mass)) + softened_change = (((amount * 1E-8) + 1E-8) ** (1 / 4)) + spike_mass = softened_change * ((2.0 ** (-1 / half_life)) ** depth) + if subtract: + spike_mass = -spike_mass + return RevertablePut(*cls.pack_item(height, claim_hash, tx_num, position, spike_mass)) @classmethod def pack_key(cls, height: int, claim_hash: bytes, tx_num: int, position: int): diff --git a/lbry/wallet/server/env.py b/lbry/wallet/server/env.py index 6086c3ff67..d2de19254d 100644 --- a/lbry/wallet/server/env.py +++ b/lbry/wallet/server/env.py @@ -5,7 +5,7 @@ # See the file "LICENCE" for information about the copyright # and warranty status of this software. - +import math import re import resource from os import environ @@ -39,12 +39,13 @@ def __init__(self, coin=None): self.obsolete(['UTXO_MB', 'HIST_MB', 'NETWORK']) self.db_dir = self.required('DB_DIRECTORY') self.db_engine = self.default('DB_ENGINE', 'leveldb') - self.trending_algorithms = [ - trending for trending in set(self.default('TRENDING_ALGORITHMS', 'zscore').split(' ')) if trending - ] - self.trending_half_life = float(self.string_amount('TRENDING_HALF_LIFE', "0.9")) - self.trending_whale_half_life = float(self.string_amount('TRENDING_WHALE_HALF_LIFE', "0.99")) - self.trending_whale_threshold = float(self.integer('TRENDING_WHALE_THRESHOLD', 10000)) + # self.trending_algorithms = [ + # trending for trending in set(self.default('TRENDING_ALGORITHMS', 'zscore').split(' ')) if trending + # ] + self.trending_half_life = math.log2(0.1 ** (1 / (3 + self.integer('TRENDING_DECAY_RATE', 48)))) + 1 + self.trending_whale_half_life = math.log2(0.1 ** (1 / (3 + self.integer('TRENDING_WHALE_DECAY_RATE', 24)))) + 1 + self.trending_whale_threshold = float(self.integer('TRENDING_WHALE_THRESHOLD', 10000)) * 1E8 + self.max_query_workers = self.integer('MAX_QUERY_WORKERS', None) self.individual_tag_indexes = self.boolean('INDIVIDUAL_TAG_INDEXES', True) self.track_metrics = self.boolean('TRACK_METRICS', False) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 4ee3286213..7672612132 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -897,7 +897,7 @@ def set_server_features(cls, env): 'donation_address': env.donation_address, 'daily_fee': env.daily_fee, 'hash_function': 'sha256', - 'trending_algorithm': env.trending_algorithms[0] + 'trending_algorithm': 'variable_decay' }) async def server_features_async(self): From 165f3bb270216d86c291e667d4f3cd8e8615b5cf Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 3 Sep 2021 00:33:40 -0400 Subject: [PATCH 165/206] refactor trending --- lbry/wallet/server/block_processor.py | 109 +++++++++++------- .../server/db/elasticsearch/constants.py | 1 - lbry/wallet/server/db/elasticsearch/search.py | 100 ++++++++++------ lbry/wallet/server/db/prefixes.py | 60 ---------- lbry/wallet/server/leveldb.py | 24 ++-- .../blockchain/test_resolve_command.py | 32 +++++ 6 files changed, 174 insertions(+), 152 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 728974125f..e727164083 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -5,7 +5,7 @@ from bisect import bisect_right from struct import pack, unpack from concurrent.futures.thread import ThreadPoolExecutor -from typing import Optional, List, Tuple, Set, DefaultDict, Dict +from typing import Optional, List, Tuple, Set, DefaultDict, Dict, NamedTuple from prometheus_client import Gauge, Histogram from collections import defaultdict import array @@ -35,6 +35,13 @@ from lbry.wallet.server.leveldb import LevelDB +class TrendingNotification(NamedTuple): + height: int + added: bool + prev_amount: int + new_amount: int + + class Prefetcher: """Prefetches blocks (in the forward direction only).""" @@ -245,6 +252,7 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.removed_claims_to_send_es = set() # cumulative changes across blocks to send ES self.touched_claims_to_send_es = set() + self.activation_info_to_send_es: DefaultDict[str, List[TrendingNotification]] = defaultdict(list) self.removed_claim_hashes: Set[bytes] = set() # per block changes self.touched_claim_hashes: Set[bytes] = set() @@ -316,16 +324,17 @@ async def check_and_advance_blocks(self, raw_blocks): "applying extended claim expiration fork on claims accepted by, %i", self.height ) await self.run_in_thread(self.db.apply_expiration_extension_fork) - # TODO: we shouldnt wait on the search index updating before advancing to the next block - if not self.db.first_sync: - self.db.reload_blocking_filtering_streams() - await self.db.search_index.claim_consumer(self.claim_producer()) - await self.db.search_index.apply_filters(self.db.blocked_streams, self.db.blocked_channels, + # TODO: we shouldnt wait on the search index updating before advancing to the next block + if not self.db.first_sync: + self.db.reload_blocking_filtering_streams() + await self.db.search_index.claim_consumer(self.claim_producer()) + await self.db.search_index.apply_filters(self.db.blocked_streams, self.db.blocked_channels, self.db.filtered_streams, self.db.filtered_channels) - await self.db.search_index.apply_update_and_decay_trending_score() - self.db.search_index.clear_caches() - self.touched_claims_to_send_es.clear() - self.removed_claims_to_send_es.clear() + await self.db.search_index.update_trending_score(self.activation_info_to_send_es) + self.db.search_index.clear_caches() + self.touched_claims_to_send_es.clear() + self.removed_claims_to_send_es.clear() + self.activation_info_to_send_es.clear() # print("******************\n") except: self.logger.exception("advance blocks failed") @@ -369,6 +378,7 @@ async def check_and_advance_blocks(self, raw_blocks): self.db.search_index.clear_caches() self.touched_claims_to_send_es.clear() self.removed_claims_to_send_es.clear() + self.activation_info_to_send_es.clear() await self.prefetcher.reset_height(self.height) self.reorg_count_metric.inc() except: @@ -518,11 +528,6 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu self.claim_hash_to_txo[claim_hash] = (tx_num, nout) self.db_op_stack.extend_ops(pending.get_add_claim_utxo_ops()) - # add the spike for trending - self.db_op_stack.append_op(self.db.prefix_db.trending_spike.pack_spike( - height, claim_hash, tx_num, nout, txo.amount, half_life=self.env.trending_half_life - )) - def _add_support(self, height: int, txo: 'Output', tx_num: int, nout: int): supported_claim_hash = txo.claim_hash[::-1] self.support_txos_by_claim[supported_claim_hash].append((tx_num, nout)) @@ -532,11 +537,6 @@ def _add_support(self, height: int, txo: 'Output', tx_num: int, nout: int): supported_claim_hash, tx_num, nout, txo.amount ).get_add_support_utxo_ops()) - # add the spike for trending - self.db_op_stack.append_op(self.db.prefix_db.trending_spike.pack_spike( - height, supported_claim_hash, tx_num, nout, txo.amount, half_life=self.env.trending_half_life - )) - def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: int, txo: 'Output', spent_claims: typing.Dict[bytes, Tuple[int, int, str]]): if txo.script.is_claim_name or txo.script.is_update_claim: @@ -552,7 +552,6 @@ def _spend_support_txo(self, height: int, txin: TxInput): self.support_txos_by_claim[spent_support].remove((txin_num, txin.prev_idx)) supported_name = self._get_pending_claim_name(spent_support) self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append((txin_num, txin.prev_idx)) - txin_height = height else: spent_support, support_amount = self.db.get_supported_claim_from_txo(txin_num, txin.prev_idx) if not spent_support: # it is not a support @@ -562,7 +561,6 @@ def _spend_support_txo(self, height: int, txin: TxInput): self.removed_support_txos_by_name_by_claim[supported_name][spent_support].append( (txin_num, txin.prev_idx)) activation = self.db.get_activation(txin_num, txin.prev_idx, is_support=True) - txin_height = bisect_right(self.db.tx_counts, self.db.transaction_num_mapping[txin.prev_hash]) if 0 < activation < self.height + 1: self.removed_active_support_amount_by_claim[spent_support].append(support_amount) if supported_name is not None and activation > 0: @@ -574,11 +572,6 @@ def _spend_support_txo(self, height: int, txin: TxInput): self.db_op_stack.extend_ops(StagedClaimtrieSupport( spent_support, txin_num, txin.prev_idx, support_amount ).get_spend_support_txo_ops()) - # add the spike for trending - self.db_op_stack.append_op(self.db.prefix_db.trending_spike.pack_spike( - height, spent_support, txin_num, txin.prev_idx, support_amount, subtract=True, - depth=height-txin_height-1, half_life=self.env.trending_half_life - )) def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]) -> bool: txin_num = self.db.transaction_num_mapping[txin.prev_hash] @@ -1121,15 +1114,30 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t self.touched_claim_hashes.add(controlling.claim_hash) self.touched_claim_hashes.add(winning) - def _get_cumulative_update_ops(self): + def _add_claim_activation_change_notification(self, claim_id: str, height: int, added: bool, prev_amount: int, + new_amount: int): + self.activation_info_to_send_es[claim_id].append(TrendingNotification(height, added, prev_amount, new_amount)) + + def _get_cumulative_update_ops(self, height: int): # gather cumulative removed/touched sets to update the search index self.removed_claim_hashes.update(set(self.abandoned_claims.keys())) + self.touched_claim_hashes.difference_update(self.removed_claim_hashes) self.touched_claim_hashes.update( - set(self.activated_support_amount_by_claim.keys()).union( - set(claim_hash for (_, claim_hash) in self.activated_claim_amount_by_name_and_hash.keys()) - ).union(self.signatures_changed).union( + set( + map(lambda item: item[1], self.activated_claim_amount_by_name_and_hash.keys()) + ).union( + set(self.claim_hash_to_txo.keys()) + ).union( + self.removed_active_support_amount_by_claim.keys() + ).union( + self.signatures_changed + ).union( set(self.removed_active_support_amount_by_claim.keys()) - ).difference(self.removed_claim_hashes) + ).union( + set(self.activated_support_amount_by_claim.keys()) + ).difference( + self.removed_claim_hashes + ) ) # use the cumulative changes to update bid ordered resolve @@ -1145,6 +1153,8 @@ def _get_cumulative_update_ops(self): amt.position, removed )) for touched in self.touched_claim_hashes: + prev_effective_amount = 0 + if touched in self.claim_hash_to_txo: pending = self.txo_to_claim[self.claim_hash_to_txo[touched]] name, tx_num, position = pending.normalized_name, pending.tx_num, pending.position @@ -1152,6 +1162,7 @@ def _get_cumulative_update_ops(self): if claim_from_db: claim_amount_info = self.db.get_url_effective_amount(name, touched) if claim_amount_info: + prev_effective_amount = claim_amount_info.effective_amount self.db_op_stack.extend_ops(get_remove_effective_amount_ops( name, claim_amount_info.effective_amount, claim_amount_info.tx_num, claim_amount_info.position, touched @@ -1163,12 +1174,33 @@ def _get_cumulative_update_ops(self): name, tx_num, position = v.normalized_name, v.tx_num, v.position amt = self.db.get_url_effective_amount(name, touched) if amt: - self.db_op_stack.extend_ops(get_remove_effective_amount_ops( - name, amt.effective_amount, amt.tx_num, amt.position, touched - )) + prev_effective_amount = amt.effective_amount + self.db_op_stack.extend_ops( + get_remove_effective_amount_ops( + name, amt.effective_amount, amt.tx_num, amt.position, touched + ) + ) + + if (name, touched) in self.activated_claim_amount_by_name_and_hash: + self._add_claim_activation_change_notification( + touched.hex(), height, True, prev_effective_amount, + self.activated_claim_amount_by_name_and_hash[(name, touched)] + ) + if touched in self.activated_support_amount_by_claim: + for support_amount in self.activated_support_amount_by_claim[touched]: + self._add_claim_activation_change_notification( + touched.hex(), height, True, prev_effective_amount, support_amount + ) + if touched in self.removed_active_support_amount_by_claim: + for support_amount in self.removed_active_support_amount_by_claim[touched]: + self._add_claim_activation_change_notification( + touched.hex(), height, False, prev_effective_amount, support_amount + ) + new_effective_amount = self._get_pending_effective_amount(name, touched) self.db_op_stack.extend_ops( - get_add_effective_amount_ops(name, self._get_pending_effective_amount(name, touched), - tx_num, position, touched) + get_add_effective_amount_ops( + name, new_effective_amount, tx_num, position, touched + ) ) self.touched_claim_hashes.update( @@ -1254,7 +1286,7 @@ def advance_block(self, block): self._get_takeover_ops(height) # update effective amount and update sets of touched and deleted claims - self._get_cumulative_update_ops() + self._get_cumulative_update_ops(height) self.db_op_stack.append_op(RevertablePut(*Prefixes.tx_count.pack_item(height, tx_count))) @@ -1441,7 +1473,6 @@ async def fetch_and_process_blocks(self, caught_up_event): self.height = self.db.db_height self.tip = self.db.db_tip self.tx_count = self.db.db_tx_count - self.status_server.set_height(self.db.fs_height, self.db.db_tip) await asyncio.wait([ self.prefetcher.main_loop(self.height), diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index 1d93ba025f..a3792c5e28 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -31,7 +31,6 @@ "claim_type": {"type": "byte"}, "censor_type": {"type": "byte"}, "trending_score": {"type": "float"}, - "trending_score_change": {"type": "float"}, "release_time": {"type": "long"} } } diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index ee17113d2b..01b3170669 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -158,46 +158,74 @@ def update_filter_query(self, censor_type, blockdict, channels=False): } return update - async def apply_update_and_decay_trending_score(self): + async def update_trending_score(self, params): update_trending_score_script = """ - if (ctx._source.trending_score == null) { - ctx._source.trending_score = ctx._source.trending_score_change; - } else { - ctx._source.trending_score += ctx._source.trending_score_change; + double softenLBC(double lbc) { Math.pow(lbc, 1.0f / 3.0f) } + double inflateUnits(int height) { Math.pow(2.0, height / 400.0f) } + double spikePower(double newAmount) { + if (newAmount < 50.0) { + 0.5 + } else if (newAmount < 85.0) { + newAmount / 100.0 + } else { + 0.85 + } } - ctx._source.trending_score_change = 0.0; - """ - - start = time.perf_counter() - await self.sync_client.update_by_query( - self.index, body={ - 'query': { - 'bool': {'must_not': [{'match': {'trending_score_change': 0.0}}]} - }, - 'script': {'source': update_trending_score_script, 'lang': 'painless'} - }, slices=4, conflicts='proceed' - ) - self.logger.info("updated trending scores in %ims", int((time.perf_counter() - start) * 1000)) - whale_decay_factor = 2.0 ** ((-1 / self._trending_whale_half_life) + 1) - decay_factor = 2.0 ** ((-1 / self._trending_half_life) + 1) - decay_script = """ - if (ctx._source.trending_score == null) { ctx._source.trending_score = 0.0; } - if ((-0.1 <= ctx._source.trending_score) && (ctx._source.trending_score <= 0.1)) { - ctx._source.trending_score = 0.0; - } else if (ctx._source.effective_amount >= %s) { - ctx._source.trending_score *= %s; - } else { - ctx._source.trending_score *= %s; + double spikeMass(double oldAmount, double newAmount) { + double softenedChange = softenLBC(Math.abs(newAmount - oldAmount)); + double changeInSoftened = Math.abs(softenLBC(newAmount) - softenLBC(oldAmount)); + if (oldAmount > newAmount) { + -1.0 * Math.pow(changeInSoftened, spikePower(newAmount)) * Math.pow(softenedChange, 1.0 - spikePower(newAmount)) + } else { + Math.pow(changeInSoftened, spikePower(newAmount)) * Math.pow(softenedChange, 1.0 - spikePower(newAmount)) + } + } + for (i in params.src.changes) { + if (i.added) { + if (ctx._source.trending_score == null) { + ctx._source.trending_score = spikeMass(i.prev_amount, i.prev_amount + i.new_amount); + } else { + ctx._source.trending_score += spikeMass(i.prev_amount, i.prev_amount + i.new_amount); + } + } else { + if (ctx._source.trending_score == null) { + ctx._source.trending_score = spikeMass(i.prev_amount, i.prev_amount - i.new_amount); + } else { + ctx._source.trending_score += spikeMass(i.prev_amount, i.prev_amount - i.new_amount); + } + } } - """ % (self._trending_whale_threshold, whale_decay_factor, decay_factor) + """ start = time.perf_counter() - await self.sync_client.update_by_query( - self.index, body={ - 'query': {'bool': {'must_not': [{'match': {'trending_score': 0.0}}]}}, - 'script': {'source': decay_script, 'lang': 'painless'} - }, slices=4, conflicts='proceed' - ) - self.logger.info("decayed trending scores in %ims", int((time.perf_counter() - start) * 1000)) + + def producer(): + for claim_id, claim_updates in params.items(): + yield { + '_id': claim_id, + '_index': self.index, + '_op_type': 'update', + 'script': { + 'lang': 'painless', + 'source': update_trending_score_script, + 'params': {'src': { + 'changes': [ + { + 'height': p.height, + 'added': p.added, + 'prev_amount': p.prev_amount, + 'new_amount': p.new_amount, + } for p in claim_updates + ] + }} + }, + } + if not params: + return + async for ok, item in async_streaming_bulk(self.sync_client, producer(), raise_on_error=False): + if not ok: + self.logger.warning("updating trending failed for an item: %s", item) + await self.sync_client.indices.refresh(self.index) + self.logger.warning("updated trending scores in %ims", int((time.perf_counter() - start) * 1000)) async def apply_filters(self, blocked_streams, blocked_channels, filtered_streams, filtered_channels): if filtered_streams: diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 125210016f..10655138b4 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -463,21 +463,6 @@ def __str__(self): f"deleted_claims={','.join(map(lambda x: x.hex(), self.deleted_claims))})" -class TrendingSpikeKey(typing.NamedTuple): - height: int - claim_hash: bytes - tx_num: int - position: int - - def __str__(self): - return f"{self.__class__.__name__}(height={self.height}, claim_hash={self.claim_hash.hex()}, " \ - f"tx_num={self.tx_num}, position={self.position})" - - -class TrendingSpikeValue(typing.NamedTuple): - mass: float - - class ActiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.active_amount.value key_struct = struct.Struct(b'>20sBLLH') @@ -1350,49 +1335,6 @@ def pack_item(cls, height, touched, deleted): return cls.pack_key(height), cls.pack_value(touched, deleted) -class TrendingSpikePrefixRow(PrefixRow): - prefix = DB_PREFIXES.trending_spike.value - key_struct = struct.Struct(b'>L20sLH') - value_struct = struct.Struct(b'>f') - - key_part_lambdas = [ - lambda: b'', - struct.Struct(b'>L').pack, - struct.Struct(b'>L20s').pack, - struct.Struct(b'>L20sL').pack, - struct.Struct(b'>L20sLH').pack - ] - - @classmethod - def pack_spike(cls, height: int, claim_hash: bytes, tx_num: int, position: int, amount: int, half_life: int, - depth: int = 0, subtract: bool = False) -> RevertablePut: - softened_change = (((amount * 1E-8) + 1E-8) ** (1 / 4)) - spike_mass = softened_change * ((2.0 ** (-1 / half_life)) ** depth) - if subtract: - spike_mass = -spike_mass - return RevertablePut(*cls.pack_item(height, claim_hash, tx_num, position, spike_mass)) - - @classmethod - def pack_key(cls, height: int, claim_hash: bytes, tx_num: int, position: int): - return super().pack_key(height, claim_hash, tx_num, position) - - @classmethod - def unpack_key(cls, key: bytes) -> TrendingSpikeKey: - return TrendingSpikeKey(*super().unpack_key(key)) - - @classmethod - def pack_value(cls, mass: float) -> bytes: - return super().pack_value(mass) - - @classmethod - def unpack_value(cls, data: bytes) -> TrendingSpikeValue: - return TrendingSpikeValue(*cls.value_struct.unpack(data)) - - @classmethod - def pack_item(cls, height: int, claim_hash: bytes, tx_num: int, position: int, mass: float): - return cls.pack_key(height, claim_hash, tx_num, position), cls.pack_value(mass) - - class Prefixes: claim_to_support = ClaimToSupportPrefixRow support_to_claim = SupportToClaimPrefixRow @@ -1427,7 +1369,6 @@ class Prefixes: tx = TXPrefixRow header = BlockHeaderPrefixRow touched_or_deleted = TouchedOrDeletedPrefixRow - trending_spike = TrendingSpikePrefixRow class PrefixDB: @@ -1461,7 +1402,6 @@ def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): self.tx = TXPrefixRow(db, op_stack) self.header = BlockHeaderPrefixRow(db, op_stack) self.touched_or_deleted = TouchedOrDeletedPrefixRow(db, op_stack) - self.trending_spike = TrendingSpikePrefixRow(db, op_stack) def commit(self): try: diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 18f70f39ee..225d32d02f 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -18,7 +18,7 @@ import zlib import base64 import plyvel -from typing import Optional, Iterable, Tuple, DefaultDict, Set, Dict, List +from typing import Optional, Iterable, Tuple, DefaultDict, Set, Dict, List, TYPE_CHECKING from functools import partial from asyncio import sleep from bisect import bisect_right @@ -44,6 +44,9 @@ from lbry.wallet.server.db.elasticsearch import SearchIndex +if TYPE_CHECKING: + from lbry.wallet.server.db.prefixes import EffectiveAmountKey + class UTXO(typing.NamedTuple): tx_num: int @@ -187,12 +190,6 @@ def get_reposted_count(self, claim_hash: bytes) -> int: cnt += 1 return cnt - def get_trending_spike_sum(self, height: int, claim_hash: bytes) -> float: - spikes = 0.0 - for k, v in self.prefix_db.trending_spike.iterate(prefix=(height, claim_hash)): - spikes += v.mass - return spikes - def get_activation(self, tx_num, position, is_support=False) -> int: activation = self.db.get( Prefixes.activated.pack_key( @@ -409,9 +406,10 @@ async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Op def _fs_get_claim_by_hash(self, claim_hash): claim = self.claim_to_txo.get(claim_hash) if claim: + activation = self.get_activation(claim.tx_num, claim.position) return self._prepare_resolve_result( claim.tx_num, claim.position, claim_hash, claim.name, claim.root_tx_num, claim.root_position, - self.get_activation(claim.tx_num, claim.position), claim.channel_signature_is_valid + activation, claim.channel_signature_is_valid ) async def fs_getclaimbyid(self, claim_id): @@ -457,7 +455,7 @@ def get_effective_amount(self, claim_hash: bytes, support_only=False) -> int: return support_only return support_amount + self._get_active_amount(claim_hash, ACTIVATED_CLAIM_TXO_TYPE, self.db_height + 1) - def get_url_effective_amount(self, name: str, claim_hash: bytes): + def get_url_effective_amount(self, name: str, claim_hash: bytes) -> Optional['EffectiveAmountKey']: for k, v in self.prefix_db.effective_amount.iterate(prefix=(name,)): if v.claim_hash == claim_hash: return k @@ -708,8 +706,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'languages': languages, 'censor_type': Censor.RESOLVE if blocked_hash else Censor.SEARCH if filtered_hash else Censor.NOT_CENSORED, 'censoring_channel_id': (blocked_hash or filtered_hash or b'').hex() or None, - 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash), - 'trending_score_change': self.get_trending_spike_sum(self.db_height, claim_hash) + 'claims_in_channel': None if not metadata.is_channel else self.get_claims_in_channel_count(claim_hash) } if metadata.is_repost and reposted_duration is not None: @@ -946,11 +943,6 @@ def flush_dbs(self, flush_data: FlushData): stop=Prefixes.touched_or_deleted.pack_key(min_height), include_value=False ) ) - delete_undo_keys.extend( - self.db.iterator( - prefix=Prefixes.trending_spike.pack_partial_key(min_height), include_value=False - ) - ) with self.db.write_batch(transaction=True) as batch: batch_put = batch.put diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 3c60748be3..7dc84ab79e 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -37,6 +37,15 @@ async def assertNoClaimForName(self, name: str): claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search(name=name) self.assertListEqual([], claim_from_es[0]) + async def assertNoClaim(self, claim_id: str): + self.assertDictEqual( + {}, json.loads(await self.blockchain._cli_cmnd('getclaimbyid', claim_id)) + ) + claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search(claim_id=claim_id) + self.assertListEqual([], claim_from_es[0]) + claim = await self.conductor.spv_node.server.bp.db.fs_getclaimbyid(claim_id) + self.assertIsNone(claim) + async def assertMatchWinningClaim(self, name): expected = json.loads(await self.blockchain._cli_cmnd('getvalueforname', name)) stream, channel = await self.conductor.spv_node.server.bp.db.fs_resolve(name) @@ -61,6 +70,11 @@ async def assertMatchClaim(self, claim_id): if not expected: self.assertIsNone(claim) return + claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search( + claim_id=claim.claim_hash.hex() + ) + self.assertEqual(len(claim_from_es[0]), 1) + self.assertEqual(claim_from_es[0][0]['claim_hash'][::-1].hex(), claim.claim_hash.hex()) self.assertEqual(expected['claimId'], claim.claim_hash.hex()) self.assertEqual(expected['validAtHeight'], claim.activation_height) self.assertEqual(expected['lastTakeoverHeight'], claim.last_takeover_height) @@ -945,6 +959,24 @@ async def test_claim_expiration(self): await self.generate(1) await self.assertNoClaimForName(name) + async def _test_add_non_winning_already_claimed(self): + name = 'derp' + # initially claim the name + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + self.assertEqual(first_claim_id, (await self.assertMatchWinningClaim(name)).claim_hash.hex()) + await self.generate(32) + + second_claim_id = (await self.stream_create(name, '0.01', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertNoClaim(second_claim_id) + self.assertEqual( + len((await self.conductor.spv_node.server.bp.db.search_index.search(claim_name=name))[0]), 1 + ) + await self.generate(1) + await self.assertMatchClaim(second_claim_id) + self.assertEqual( + len((await self.conductor.spv_node.server.bp.db.search_index.search(claim_name=name))[0]), 2 + ) + class ResolveAfterReorg(BaseResolveTestCase): async def reorg(self, start): From 3a16edd8a6a310d2db651cb89773d243559e6407 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 7 Sep 2021 14:42:25 -0400 Subject: [PATCH 166/206] fix trending overflow --- lbry/wallet/server/db/elasticsearch/search.py | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 01b3170669..bc97bc79cc 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -161,7 +161,11 @@ def update_filter_query(self, censor_type, blockdict, channels=False): async def update_trending_score(self, params): update_trending_score_script = """ double softenLBC(double lbc) { Math.pow(lbc, 1.0f / 3.0f) } - double inflateUnits(int height) { Math.pow(2.0, height / 400.0f) } + double inflateUnits(int height) { + int renormalizationPeriod = 300000; + double doublingRate = 400.0f; + Math.pow(2.0, (height % renormalizationPeriod) / doublingRate) + } double spikePower(double newAmount) { if (newAmount < 50.0) { 0.5 @@ -174,10 +178,11 @@ async def update_trending_score(self, params): double spikeMass(double oldAmount, double newAmount) { double softenedChange = softenLBC(Math.abs(newAmount - oldAmount)); double changeInSoftened = Math.abs(softenLBC(newAmount) - softenLBC(oldAmount)); + double power = spikePower(newAmount); if (oldAmount > newAmount) { - -1.0 * Math.pow(changeInSoftened, spikePower(newAmount)) * Math.pow(softenedChange, 1.0 - spikePower(newAmount)) + -1.0 * Math.pow(changeInSoftened, power) * Math.pow(softenedChange, 1.0 - power) } else { - Math.pow(changeInSoftened, spikePower(newAmount)) * Math.pow(softenedChange, 1.0 - spikePower(newAmount)) + Math.pow(changeInSoftened, power) * Math.pow(softenedChange, 1.0 - power) } } for (i in params.src.changes) { @@ -212,8 +217,8 @@ def producer(): { 'height': p.height, 'added': p.added, - 'prev_amount': p.prev_amount, - 'new_amount': p.new_amount, + 'prev_amount': p.prev_amount * 1E-9, + 'new_amount': p.new_amount * 1E-9, } for p in claim_updates ] }} From 57028eab39a06119ce2524cde82f5daa855c5b58 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 7 Sep 2021 14:54:21 -0400 Subject: [PATCH 167/206] add trending integration test --- .../blockchain/test_resolve_command.py | 48 ++++++++++++++++++- 1 file changed, 46 insertions(+), 2 deletions(-) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 7dc84ab79e..899e6ce434 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -977,6 +977,49 @@ async def _test_add_non_winning_already_claimed(self): len((await self.conductor.spv_node.server.bp.db.search_index.search(claim_name=name))[0]), 2 ) + async def test_trending(self): + async def get_trending_score(claim_id): + return (await self.conductor.spv_node.server.bp.db.search_index.search( + claim_id=claim_id + ))[0][0]['trending_score'] + + claim_id1 = (await self.stream_create('derp', '2.0'))['outputs'][0]['claim_id'] + claim_id2 = (await self.stream_create('derp', '2.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + claim_id3 = (await self.stream_create('derp', '2.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + claim_id4 = (await self.stream_create('derp', '2.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + + COIN = 100_000_000 + + for height in range(2000): + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id1, height + 100_000, True, 1_000_000 * COIN * (height + 1), 1_000_000 * COIN + ) + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id2, height + 100_000, True, 100_000 * COIN * (height + 1), 100_000 * COIN + ) + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id2, height + 100_000, False, 100_000 * COIN * (height + 1), 100_000 * COIN + ) + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id3, height + 100_000, True, 1_000 * COIN * (height + 1), 1_000 * COIN + ) + await self.generate(1) + + self.assertEqual(1093.0813885726313, await get_trending_score(claim_id1)) + self.assertEqual(-20.84548486028665, await get_trending_score(claim_id2)) + self.assertEqual(109.83445454475519, await get_trending_score(claim_id3)) + self.assertEqual(0.5848035382925417, await get_trending_score(claim_id4)) + + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id4, 200_000, True, 2 * COIN, 10 * COIN + ) + await self.generate(1) + self.assertEqual(1.2760741313418618, await get_trending_score(claim_id4)) + + search_results = (await self.conductor.spv_node.server.bp.db.search_index.search(claim_name="derp"))[0] + self.assertEqual(4, len(search_results)) + self.assertListEqual([claim_id1, claim_id3, claim_id2, claim_id4], [c['claim_id'] for c in search_results]) + class ResolveAfterReorg(BaseResolveTestCase): async def reorg(self, start): @@ -1066,7 +1109,6 @@ async def test_reorg_change_claim_height(self): ) await self.ledger.wait(still_valid) await self.generate(1) - # create a claim and verify it's returned by claim_search self.assertEqual(self.ledger.headers.height, 207) await self.assertBlockHash(207) @@ -1075,7 +1117,9 @@ async def test_reorg_change_claim_height(self): 'hovercraft', '1.0', file_path=self.create_upload_file(data=b'hi!') ) await self.ledger.wait(broadcast_tx) - await self.generate(1) + await self.support_create(still_valid.outputs[0].claim_id, '0.01') + + # await self.generate(1) await self.ledger.wait(broadcast_tx, self.blockchain.block_expected) self.assertEqual(self.ledger.headers.height, 208) await self.assertBlockHash(208) From 32f8c9e59f65e6a54b2163b1094872a98612fffa Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 7 Sep 2021 19:27:45 -0400 Subject: [PATCH 168/206] renormalization --- .../server/db/elasticsearch/constants.py | 2 +- lbry/wallet/server/db/elasticsearch/search.py | 11 ++-- .../blockchain/test_resolve_command.py | 58 ++++++++++--------- 3 files changed, 39 insertions(+), 32 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index a3792c5e28..d7eedd4546 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -30,7 +30,7 @@ "height": {"type": "integer"}, "claim_type": {"type": "byte"}, "censor_type": {"type": "byte"}, - "trending_score": {"type": "float"}, + "trending_score": {"type": "double"}, "release_time": {"type": "long"} } } diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index bc97bc79cc..e98fdfb9f5 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -162,7 +162,7 @@ async def update_trending_score(self, params): update_trending_score_script = """ double softenLBC(double lbc) { Math.pow(lbc, 1.0f / 3.0f) } double inflateUnits(int height) { - int renormalizationPeriod = 300000; + int renormalizationPeriod = 100000; double doublingRate = 400.0f; Math.pow(2.0, (height % renormalizationPeriod) / doublingRate) } @@ -186,17 +186,18 @@ async def update_trending_score(self, params): } } for (i in params.src.changes) { + double units = inflateUnits(i.height); if (i.added) { if (ctx._source.trending_score == null) { - ctx._source.trending_score = spikeMass(i.prev_amount, i.prev_amount + i.new_amount); + ctx._source.trending_score = (units * spikeMass(i.prev_amount, i.prev_amount + i.new_amount)); } else { - ctx._source.trending_score += spikeMass(i.prev_amount, i.prev_amount + i.new_amount); + ctx._source.trending_score += (units * spikeMass(i.prev_amount, i.prev_amount + i.new_amount)); } } else { if (ctx._source.trending_score == null) { - ctx._source.trending_score = spikeMass(i.prev_amount, i.prev_amount - i.new_amount); + ctx._source.trending_score = (units * spikeMass(i.prev_amount, i.prev_amount - i.new_amount)); } else { - ctx._source.trending_score += spikeMass(i.prev_amount, i.prev_amount - i.new_amount); + ctx._source.trending_score += (units * spikeMass(i.prev_amount, i.prev_amount - i.new_amount)); } } } diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 899e6ce434..f91c44940f 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -983,42 +983,48 @@ async def get_trending_score(claim_id): claim_id=claim_id ))[0][0]['trending_score'] - claim_id1 = (await self.stream_create('derp', '2.0'))['outputs'][0]['claim_id'] - claim_id2 = (await self.stream_create('derp', '2.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] - claim_id3 = (await self.stream_create('derp', '2.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] - claim_id4 = (await self.stream_create('derp', '2.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + claim_id1 = (await self.stream_create('derp', '1.0'))['outputs'][0]['claim_id'] + claim_id2 = (await self.stream_create('derp', '1.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + claim_id3 = (await self.stream_create('derp', '1.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + claim_id4 = (await self.stream_create('derp', '1.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + claim_id5 = (await self.stream_create('derp', '1.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] - COIN = 100_000_000 + COIN = 1E9 - for height in range(2000): - self.conductor.spv_node.server.bp._add_claim_activation_change_notification( - claim_id1, height + 100_000, True, 1_000_000 * COIN * (height + 1), 1_000_000 * COIN - ) - self.conductor.spv_node.server.bp._add_claim_activation_change_notification( - claim_id2, height + 100_000, True, 100_000 * COIN * (height + 1), 100_000 * COIN - ) - self.conductor.spv_node.server.bp._add_claim_activation_change_notification( - claim_id2, height + 100_000, False, 100_000 * COIN * (height + 1), 100_000 * COIN - ) - self.conductor.spv_node.server.bp._add_claim_activation_change_notification( - claim_id3, height + 100_000, True, 1_000 * COIN * (height + 1), 1_000 * COIN - ) + height = 99000 + + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id1, height, True, 1 * COIN, 1_000_000 * COIN + ) + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id2, height, True, 1 * COIN, 100_000 * COIN + ) + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id2, height + 1, False, 100_001 * COIN, 100_000 * COIN + ) + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id3, height, True, 1 * COIN, 1_000 * COIN + ) + self.conductor.spv_node.server.bp._add_claim_activation_change_notification( + claim_id4, height, True, 1 * COIN, 10 * COIN + ) await self.generate(1) - self.assertEqual(1093.0813885726313, await get_trending_score(claim_id1)) - self.assertEqual(-20.84548486028665, await get_trending_score(claim_id2)) - self.assertEqual(109.83445454475519, await get_trending_score(claim_id3)) - self.assertEqual(0.5848035382925417, await get_trending_score(claim_id4)) + self.assertEqual(3.1711298570548195e+76, await get_trending_score(claim_id1)) + self.assertEqual(-1.369652719234026e+74, await get_trending_score(claim_id2)) + self.assertEqual(2.925275298842502e+75, await get_trending_score(claim_id3)) + self.assertEqual(5.193711055804491e+74, await get_trending_score(claim_id4)) + self.assertEqual(0.6690521635580086, await get_trending_score(claim_id5)) self.conductor.spv_node.server.bp._add_claim_activation_change_notification( - claim_id4, 200_000, True, 2 * COIN, 10 * COIN + claim_id5, height + 100, True, 2 * COIN, 10 * COIN ) await self.generate(1) - self.assertEqual(1.2760741313418618, await get_trending_score(claim_id4)) + self.assertEqual(5.664516565750028e+74, await get_trending_score(claim_id5)) search_results = (await self.conductor.spv_node.server.bp.db.search_index.search(claim_name="derp"))[0] - self.assertEqual(4, len(search_results)) - self.assertListEqual([claim_id1, claim_id3, claim_id2, claim_id4], [c['claim_id'] for c in search_results]) + self.assertEqual(5, len(search_results)) + self.assertListEqual([claim_id1, claim_id3, claim_id4, claim_id2, claim_id5], [c['claim_id'] for c in search_results]) class ResolveAfterReorg(BaseResolveTestCase): From 2138e7ea3370af4100d644bf29a4711654c71767 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 8 Sep 2021 11:58:00 -0400 Subject: [PATCH 169/206] fix tests --- lbry/wallet/server/db/elasticsearch/constants.py | 7 +++---- tests/integration/blockchain/test_network.py | 4 ++-- 2 files changed, 5 insertions(+), 6 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index d7eedd4546..45c5eb8536 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -53,7 +53,7 @@ 'duration', 'release_time', 'tags', 'languages', 'has_source', 'reposted_claim_type', 'reposted_claim_id', 'repost_count', - 'trending_score', 'tx_num', 'trending_score_change' + 'trending_score', 'tx_num' } TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'description', 'claim_id', 'censoring_channel_id', @@ -72,11 +72,10 @@ ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS REPLACEMENTS = { - 'trending_mixed': 'trending_score' - # 'name': 'normalized_name', + 'trending_mixed': 'trending_score', 'txid': 'tx_id', 'nout': 'tx_nout', - 'valid_channel_signature': 'is_signature_valid', + 'normalized_name': 'normalized', 'stream_types': 'stream_type', 'media_types': 'media_type', 'reposted': 'repost_count' diff --git a/tests/integration/blockchain/test_network.py b/tests/integration/blockchain/test_network.py index 3f757f14b3..171d457c46 100644 --- a/tests/integration/blockchain/test_network.py +++ b/tests/integration/blockchain/test_network.py @@ -33,7 +33,7 @@ async def test_server_features(self): 'donation_address': '', 'daily_fee': '0', 'server_version': lbry.__version__, - 'trending_algorithm': 'zscore', + 'trending_algorithm': 'variable_decay', }, await self.ledger.network.get_server_features()) # await self.conductor.spv_node.stop() payment_address, donation_address = await self.account.get_addresses(limit=2) @@ -58,7 +58,7 @@ async def test_server_features(self): 'donation_address': donation_address, 'daily_fee': '42', 'server_version': lbry.__version__, - 'trending_algorithm': 'zscore', + 'trending_algorithm': 'variable_decay', }, await self.ledger.network.get_server_features()) From 58ad1f3876be08d0d3ce3eb8a4a4e887bf1c2963 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 8 Sep 2021 16:49:38 -0400 Subject: [PATCH 170/206] non blocking claim producer --- lbry/wallet/server/env.py | 2 +- lbry/wallet/server/leveldb.py | 39 ++++++++++++++++++++++++++++------- lbry/wallet/server/server.py | 2 +- 3 files changed, 34 insertions(+), 9 deletions(-) diff --git a/lbry/wallet/server/env.py b/lbry/wallet/server/env.py index d2de19254d..2b4c489b3d 100644 --- a/lbry/wallet/server/env.py +++ b/lbry/wallet/server/env.py @@ -46,7 +46,7 @@ def __init__(self, coin=None): self.trending_whale_half_life = math.log2(0.1 ** (1 / (3 + self.integer('TRENDING_WHALE_DECAY_RATE', 24)))) + 1 self.trending_whale_threshold = float(self.integer('TRENDING_WHALE_THRESHOLD', 10000)) * 1E8 - self.max_query_workers = self.integer('MAX_QUERY_WORKERS', None) + self.max_query_workers = self.integer('MAX_QUERY_WORKERS', 4) self.individual_tag_indexes = self.boolean('INDIVIDUAL_TAG_INDEXES', True) self.track_metrics = self.boolean('TRACK_METRICS', False) self.websocket_host = self.default('WEBSOCKET_HOST', self.host) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 225d32d02f..51a397c846 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -742,22 +742,47 @@ async def all_claims_producer(self, batch_size=500_000): async def claims_producer(self, claim_hashes: Set[bytes]): batch = [] - for claim_hash in claim_hashes: + results = [] + + loop = asyncio.get_event_loop() + + def produce_claim(claim_hash): if claim_hash not in self.claim_to_txo: self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) - continue + return name = self.claim_to_txo[claim_hash].normalized_name if not self.prefix_db.claim_takeover.get(name): self.logger.warning("can't sync non existent claim to ES: %s", claim_hash.hex()) - continue - claim = self._fs_get_claim_by_hash(claim_hash) + return + claim_txo = self.claim_to_txo.get(claim_hash) + if not claim_txo: + return + activation = self.get_activation(claim_txo.tx_num, claim_txo.position) + claim = self._prepare_resolve_result( + claim_txo.tx_num, claim_txo.position, claim_hash, claim_txo.name, claim_txo.root_tx_num, + claim_txo.root_position, activation, claim_txo.channel_signature_is_valid + ) if claim: batch.append(claim) - batch.sort(key=lambda x: x.tx_hash) - for claim in batch: + + def get_metadata(claim): meta = self._prepare_claim_metadata(claim.claim_hash, claim) if meta: - yield meta + results.append(meta) + + if claim_hashes: + await asyncio.wait( + [loop.run_in_executor(None, produce_claim, claim_hash) for claim_hash in claim_hashes] + ) + batch.sort(key=lambda x: x.tx_hash) + + if batch: + await asyncio.wait( + [loop.run_in_executor(None, get_metadata, claim) for claim in batch] + ) + for meta in results: + yield meta + batch.clear() def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: diff --git a/lbry/wallet/server/server.py b/lbry/wallet/server/server.py index 21572feca9..2a0a2111e8 100644 --- a/lbry/wallet/server/server.py +++ b/lbry/wallet/server/server.py @@ -69,7 +69,7 @@ async def stop(self): def run(self): loop = asyncio.get_event_loop() - executor = ThreadPoolExecutor(4) + executor = ThreadPoolExecutor(self.env.max_query_workers) loop.set_default_executor(executor) def __exit(): From 701b39b043627baaf5105b6dab91edb1d09702f1 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 9 Sep 2021 13:49:16 -0400 Subject: [PATCH 171/206] test_spec_example --- .../blockchain/test_resolve_command.py | 76 +++++++++++++++++++ 1 file changed, 76 insertions(+) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index f91c44940f..089628f694 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -632,6 +632,82 @@ async def test_resolve_signed_claims_with_fees(self): self.assertEqual(1, len(equal_to_zero)) self.assertSetEqual(set(equal_to_zero), {stream_with_no_fee}) + async def test_spec_example(self): + # https://spec.lbry.com/#claim-activation-example + # this test has adjusted block heights from the example because it uses the regtest chain instead of mainnet + # on regtest, claims expire much faster, so we can't do the ~1000 block delay in the spec example exactly + + name = 'test' + await self.generate(494) + address = (await self.account.receiving.get_addresses(True))[0] + await self.blockchain.send_to_address(address, 400.0) + await self.account.ledger.on_address.first + await self.generate(100) + self.assertEqual(800, self.conductor.spv_node.server.bp.db.db_height) + + # Block 801: Claim A for 10 LBC is accepted. + # It is the first claim, so it immediately becomes active and controlling. + # State: A(10) is controlling + claim_id_A = (await self.stream_create(name, '10.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, claim_id_A) + + # Block 1121: Claim B for 20 LBC is accepted. + # Its activation height is 1121 + min(4032, floor((1121-801) / 32)) = 1121 + 10 = 1131. + # State: A(10) is controlling, B(20) is accepted. + await self.generate(32 * 10 - 1) + self.assertEqual(1120, self.conductor.spv_node.server.bp.db.db_height) + claim_id_B = (await self.stream_create(name, '20.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + claim_B, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_B}") + self.assertEqual(1121, self.conductor.spv_node.server.bp.db.db_height) + self.assertEqual(1131, claim_B.activation_height) + await self.assertMatchClaimIsWinning(name, claim_id_A) + + # Block 1122: Support X for 14 LBC for claim A is accepted. + # Since it is a support for the controlling claim, it activates immediately. + # State: A(10+14) is controlling, B(20) is accepted. + await self.support_create(claim_id_A, bid='14.0') + self.assertEqual(1122, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, claim_id_A) + + # Block 1123: Claim C for 50 LBC is accepted. + # The activation height is 1123 + min(4032, floor((1123-801) / 32)) = 1123 + 10 = 1133. + # State: A(10+14) is controlling, B(20) is accepted, C(50) is accepted. + claim_id_C = (await self.stream_create(name, '50.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + self.assertEqual(1123, self.conductor.spv_node.server.bp.db.db_height) + claim_C, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_C}") + self.assertEqual(1133, claim_C.activation_height) + await self.assertMatchClaimIsWinning(name, claim_id_A) + + await self.generate(7) + self.assertEqual(1130, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, claim_id_A) + await self.generate(1) + + # Block 1131: Claim B activates. It has 20 LBC, while claim A has 24 LBC (10 original + 14 from support X). There is no takeover, and claim A remains controlling. + # State: A(10+14) is controlling, B(20) is active, C(50) is accepted. + self.assertEqual(1131, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, claim_id_A) + + # Block 1132: Claim D for 300 LBC is accepted. The activation height is 1132 + min(4032, floor((1132-801) / 32)) = 1132 + 10 = 1142. + # State: A(10+14) is controlling, B(20) is active, C(50) is accepted, D(300) is accepted. + claim_id_D = (await self.stream_create(name, '300.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] + self.assertEqual(1132, self.conductor.spv_node.server.bp.db.db_height) + claim_D, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_D}") + self.assertEqual(False, claim_D.is_controlling) + self.assertEqual(801, claim_D.last_takeover_height) + self.assertEqual(1142, claim_D.activation_height) + await self.assertMatchClaimIsWinning(name, claim_id_A) + + # Block 1133: Claim C activates. It has 50 LBC, while claim A has 24 LBC, so a takeover is initiated. The takeover height for this name is set to 1133, and therefore the activation delay for all the claims becomes min(4032, floor((1133-1133) / 32)) = 0. All the claims become active. The totals for each claim are recalculated, and claim D becomes controlling because it has the highest total. + # State: A(10+14) is active, B(20) is active, C(50) is active, D(300) is controlling + await self.generate(1) + self.assertEqual(1133, self.conductor.spv_node.server.bp.db.db_height) + claim_D, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_D}") + self.assertEqual(True, claim_D.is_controlling) + self.assertEqual(1133, claim_D.last_takeover_height) + self.assertEqual(1133, claim_D.activation_height) + await self.assertMatchClaimIsWinning(name, claim_id_D) + async def test_early_takeover(self): name = 'derp' # block 207 From d23a0a8589e09ebfed3d9d1060b0b38e8f74a01e Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 9 Sep 2021 14:18:08 -0400 Subject: [PATCH 172/206] delete unused code --- lbry/wallet/server/db/canonical.py | 22 - .../server/db/elasticsearch/constants.py | 2 +- lbry/wallet/server/db/trending.py | 299 ------ lbry/wallet/server/db/writer.py | 955 ------------------ tests/unit/wallet/server/reader.py | 616 ----------- tests/unit/wallet/server/test_sqldb.py | 765 -------------- 6 files changed, 1 insertion(+), 2658 deletions(-) delete mode 100644 lbry/wallet/server/db/canonical.py delete mode 100644 lbry/wallet/server/db/trending.py delete mode 100644 lbry/wallet/server/db/writer.py delete mode 100644 tests/unit/wallet/server/reader.py delete mode 100644 tests/unit/wallet/server/test_sqldb.py diff --git a/lbry/wallet/server/db/canonical.py b/lbry/wallet/server/db/canonical.py deleted file mode 100644 index 1b0edacbac..0000000000 --- a/lbry/wallet/server/db/canonical.py +++ /dev/null @@ -1,22 +0,0 @@ -class FindShortestID: - __slots__ = 'short_id', 'new_id' - - def __init__(self): - self.short_id = '' - self.new_id = None - - def step(self, other_id, new_id): - self.new_id = new_id - for i in range(len(self.new_id)): - if other_id[i] != self.new_id[i]: - if i > len(self.short_id)-1: - self.short_id = self.new_id[:i+1] - break - - def finalize(self): - if self.short_id: - return '#'+self.short_id - - -def register_canonical_functions(connection): - connection.create_aggregate("shortest_id", 2, FindShortestID) diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index 45c5eb8536..3ba70f84dc 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -66,7 +66,7 @@ 'timestamp', 'creation_timestamp', 'duration', 'release_time', 'fee_amount', 'tx_position', 'channel_join', 'repost_count', 'limit_claims_per_channel', 'amount', 'effective_amount', 'support_amount', - 'trending_score', 'censor_type', 'tx_num', 'trending_score_change' + 'trending_score', 'censor_type', 'tx_num' } ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS diff --git a/lbry/wallet/server/db/trending.py b/lbry/wallet/server/db/trending.py deleted file mode 100644 index 5c2aef513d..0000000000 --- a/lbry/wallet/server/db/trending.py +++ /dev/null @@ -1,299 +0,0 @@ -import math -import os -import sqlite3 -import time - - -HALF_LIFE = 400 -RENORM_INTERVAL = 1000 -WHALE_THRESHOLD = 10000.0 - -def whale_decay_factor(lbc): - """ - An additional decay factor applied to whale claims. - """ - if lbc <= WHALE_THRESHOLD: - return 1.0 - adjusted_half_life = HALF_LIFE/(math.log10(lbc/WHALE_THRESHOLD) + 1.0) - return 2.0**(1.0/HALF_LIFE - 1.0/adjusted_half_life) - - -def soften(lbc): - mag = abs(lbc) + 1E-8 - sign = 1.0 if lbc >= 0.0 else -1.0 - return sign*mag**0.25 - -def delay(lbc: int): - if lbc <= 0: - return 0 - elif lbc < 1000000: - return int(lbc**0.5) - else: - return 1000 - - -def inflate_units(height): - blocks = height % RENORM_INTERVAL - return 2.0 ** (blocks/HALF_LIFE) - - -PRAGMAS = ["PRAGMA FOREIGN_KEYS = OFF;", - "PRAGMA JOURNAL_MODE = WAL;", - "PRAGMA SYNCHRONOUS = 0;"] - - -class TrendingDB: - - def __init__(self, data_dir): - """ - Opens the trending database in the directory data_dir. - For testing, pass data_dir=":memory:" - """ - if data_dir == ":memory:": - path = ":memory:" - else: - path = os.path.join(data_dir, "trending.db") - self.db = sqlite3.connect(path, check_same_thread=False) - - for pragma in PRAGMAS: - self.execute(pragma) - self.execute("BEGIN;") - self._create_tables() - self._create_indices() - self.execute("COMMIT;") - self.pending_events = [] - - def execute(self, *args, **kwargs): - return self.db.execute(*args, **kwargs) - - def add_event(self, event): - self.pending_events.append(event) -# print(f"Added event: {event}.", flush=True) - - - def _create_tables(self): - - self.execute("""CREATE TABLE IF NOT EXISTS claims - (claim_hash BYTES NOT NULL PRIMARY KEY, - bid_lbc REAL NOT NULL, - support_lbc REAL NOT NULL, - trending_score REAL NOT NULL, - needs_write BOOLEAN NOT NULL) - WITHOUT ROWID;""") - - self.execute("""CREATE TABLE IF NOT EXISTS spikes - (claim_hash BYTES NOT NULL REFERENCES claims (claim_hash), - activation_height INTEGER NOT NULL, - mass REAL NOT NULL);""") - - - def _create_indices(self): - self.execute("CREATE INDEX IF NOT EXISTS idx1 ON spikes\ - (activation_height, claim_hash, mass);") - self.execute("CREATE INDEX IF NOT EXISTS idx2 ON spikes\ - (claim_hash);") - self.execute("CREATE INDEX IF NOT EXISTS idx3 ON claims (trending_score);") - self.execute("CREATE INDEX IF NOT EXISTS idx4 ON claims (needs_write, claim_hash);") - self.execute("CREATE INDEX IF NOT EXISTS idx5 ON claims (bid_lbc + support_lbc);") - - def get_trending_score(self, claim_hash): - result = self.execute("SELECT trending_score FROM claims\ - WHERE claim_hash = ?;", (claim_hash, ))\ - .fetchall() - if len(result) == 0: - return 0.0 - else: - return result[0] - - def _upsert_claim(self, height, event): - - claim_hash = event["claim_hash"] - - # Get old total lbc value of claim - old_lbc_pair = self.execute("SELECT bid_lbc, support_lbc FROM claims\ - WHERE claim_hash = ?;", - (claim_hash, )).fetchone() - if old_lbc_pair is None: - old_lbc_pair = (0.0, 0.0) - - if event["event"] == "upsert": - new_lbc_pair = (event["lbc"], old_lbc_pair[1]) - elif event["event"] == "support": - new_lbc_pair = (old_lbc_pair[0], old_lbc_pair[1] + event["lbc"]) - - # Upsert the claim - self.execute("INSERT INTO claims VALUES (?, ?, ?, ?, 1)\ - ON CONFLICT (claim_hash) DO UPDATE\ - SET bid_lbc = excluded.bid_lbc,\ - support_lbc = excluded.support_lbc;", - (claim_hash, new_lbc_pair[0], new_lbc_pair[1], 0.0)) - - if self.active: - old_lbc, lbc = sum(old_lbc_pair), sum(new_lbc_pair) - - # Add the spike - softened_change = soften(lbc - old_lbc) - change_in_softened = soften(lbc) - soften(old_lbc) - spike_mass = (softened_change**0.25*change_in_softened**0.75).real - activation_height = height + delay(lbc) - if spike_mass != 0.0: - self.execute("INSERT INTO spikes VALUES (?, ?, ?);", - (claim_hash, activation_height, spike_mass)) - - def _delete_claim(self, claim_hash): - self.execute("DELETE FROM spikes WHERE claim_hash = ?;", (claim_hash, )) - self.execute("DELETE FROM claims WHERE claim_hash = ?;", (claim_hash, )) - - - def _apply_spikes(self, height): - spikes = self.execute("SELECT claim_hash, mass FROM spikes\ - WHERE activation_height = ?;", - (height, )).fetchall() - for claim_hash, mass in spikes: # TODO: executemany for efficiency - self.execute("UPDATE claims SET trending_score = trending_score + ?,\ - needs_write = 1\ - WHERE claim_hash = ?;", - (mass, claim_hash)) - self.execute("DELETE FROM spikes WHERE activation_height = ?;", - (height, )) - - def _decay_whales(self): - - whales = self.execute("SELECT claim_hash, bid_lbc + support_lbc FROM claims\ - WHERE bid_lbc + support_lbc >= ?;", (WHALE_THRESHOLD, ))\ - .fetchall() - for claim_hash, lbc in whales: - factor = whale_decay_factor(lbc) - self.execute("UPDATE claims SET trending_score = trending_score*?, needs_write = 1\ - WHERE claim_hash = ?;", (factor, claim_hash)) - - - def _renorm(self): - factor = 2.0**(-RENORM_INTERVAL/HALF_LIFE) - - # Zero small values - self.execute("UPDATE claims SET trending_score = 0.0, needs_write = 1\ - WHERE trending_score <> 0.0 AND ABS(?*trending_score) < 1E-6;", - (factor, )) - - # Normalise other values - self.execute("UPDATE claims SET trending_score = ?*trending_score, needs_write = 1\ - WHERE trending_score <> 0.0;", (factor, )) - - - def process_block(self, height, daemon_height): - - self.active = daemon_height - height <= 10*HALF_LIFE - - self.execute("BEGIN;") - - if self.active: - - # Check for a unit change - if height % RENORM_INTERVAL == 0: - self._renorm() - - # Apply extra whale decay - self._decay_whales() - - # Upsert claims - for event in self.pending_events: - if event["event"] == "upsert": - self._upsert_claim(height, event) - - # Process supports - for event in self.pending_events: - if event["event"] == "support": - self._upsert_claim(height, event) - - # Delete claims - for event in self.pending_events: - if event["event"] == "delete": - self._delete_claim(event["claim_hash"]) - - if self.active: - # Apply spikes - self._apply_spikes(height) - - # Get set of claims that need writing to ES - claims_to_write = set() - for row in self.db.execute("SELECT claim_hash FROM claims WHERE\ - needs_write = 1;"): - claims_to_write.add(row[0]) - self.db.execute("UPDATE claims SET needs_write = 0\ - WHERE needs_write = 1;") - - self.execute("COMMIT;") - - self.pending_events.clear() - - return claims_to_write - - -if __name__ == "__main__": - import matplotlib.pyplot as plt - import numpy as np - import numpy.random as rng - import os - - trending_db = TrendingDB(":memory:") - - heights = list(range(1, 1000)) - heights = heights + heights[::-1] + heights - - events = [{"height": 45, - "what": dict(claim_hash="a", event="upsert", lbc=1.0)}, - {"height": 100, - "what": dict(claim_hash="a", event="support", lbc=3.0)}, - {"height": 150, - "what": dict(claim_hash="a", event="support", lbc=-3.0)}, - {"height": 170, - "what": dict(claim_hash="a", event="upsert", lbc=100000.0)}, - {"height": 730, - "what": dict(claim_hash="a", event="delete")}] - inverse_events = [{"height": 730, - "what": dict(claim_hash="a", event="upsert", lbc=100000.0)}, - {"height": 170, - "what": dict(claim_hash="a", event="upsert", lbc=1.0)}, - {"height": 150, - "what": dict(claim_hash="a", event="support", lbc=3.0)}, - {"height": 100, - "what": dict(claim_hash="a", event="support", lbc=-3.0)}, - {"height": 45, - "what": dict(claim_hash="a", event="delete")}] - - - xs, ys = [], [] - last_height = 0 - for height in heights: - - # Prepare the changes - if height > last_height: - es = events - else: - es = inverse_events - - for event in es: - if event["height"] == height: - trending_db.add_event(event["what"]) - - # Process the block - trending_db.process_block(height, height) - - if height > last_height: # Only plot when moving forward - xs.append(height) - y = trending_db.execute("SELECT trending_score FROM claims;").fetchone() - y = 0.0 if y is None else y[0] - ys.append(y/inflate_units(height)) - - last_height = height - - xs = np.array(xs) - ys = np.array(ys) - - plt.figure(1) - plt.plot(xs, ys, "o-", alpha=0.2) - - plt.figure(2) - plt.plot(xs) - plt.show() diff --git a/lbry/wallet/server/db/writer.py b/lbry/wallet/server/db/writer.py deleted file mode 100644 index 4b4de924f1..0000000000 --- a/lbry/wallet/server/db/writer.py +++ /dev/null @@ -1,955 +0,0 @@ -import os - -import sqlite3 -from typing import Union, Tuple, Set, List -from itertools import chain -from decimal import Decimal -from collections import namedtuple -from binascii import unhexlify, hexlify -from lbry.wallet.server.leveldb import LevelDB -from lbry.wallet.server.util import class_logger -from lbry.wallet.database import query, constraints_to_sql - -from lbry.schema.tags import clean_tags -from lbry.schema.mime_types import guess_stream_type -from lbry.wallet import Ledger, RegTestLedger -from lbry.wallet.transaction import Transaction, Output -from lbry.wallet.server.db.canonical import register_canonical_functions -from lbry.wallet.server.db.trending import TRENDING_ALGORITHMS - -from .common import CLAIM_TYPES, STREAM_TYPES, COMMON_TAGS, INDEXED_LANGUAGES - -ATTRIBUTE_ARRAY_MAX_LENGTH = 100 -sqlite3.enable_callback_tracebacks(True) - - -class SQLDB: - - PRAGMAS = """ - pragma journal_mode=WAL; - """ - - CREATE_CLAIM_TABLE = """ - create table if not exists claim ( - claim_hash bytes primary key, - claim_id text not null, - claim_name text not null, - normalized text not null, - txo_hash bytes not null, - tx_position integer not null, - amount integer not null, - timestamp integer not null, -- last updated timestamp - creation_timestamp integer not null, - height integer not null, -- last updated height - creation_height integer not null, - activation_height integer, - expiration_height integer not null, - release_time integer not null, - - short_url text not null, -- normalized#shortest-unique-claim_id - canonical_url text, -- channel's-short_url/normalized#shortest-unique-claim_id-within-channel - - title text, - author text, - description text, - - claim_type integer, - has_source bool, - reposted integer default 0, - - -- streams - stream_type text, - media_type text, - fee_amount integer default 0, - fee_currency text, - duration integer, - - -- reposts - reposted_claim_hash bytes, - - -- claims which are channels - public_key_bytes bytes, - public_key_hash bytes, - claims_in_channel integer, - - -- claims which are inside channels - channel_hash bytes, - channel_join integer, -- height at which claim got valid signature / joined channel - signature bytes, - signature_digest bytes, - signature_valid bool, - - effective_amount integer not null default 0, - support_amount integer not null default 0, - trending_group integer not null default 0, - trending_mixed integer not null default 0, - trending_local integer not null default 0, - trending_global integer not null default 0 - ); - - create index if not exists claim_normalized_idx on claim (normalized, activation_height); - create index if not exists claim_channel_hash_idx on claim (channel_hash, signature, claim_hash); - create index if not exists claim_claims_in_channel_idx on claim (signature_valid, channel_hash, normalized); - create index if not exists claim_txo_hash_idx on claim (txo_hash); - create index if not exists claim_activation_height_idx on claim (activation_height, claim_hash); - create index if not exists claim_expiration_height_idx on claim (expiration_height); - create index if not exists claim_reposted_claim_hash_idx on claim (reposted_claim_hash); - """ - - CREATE_SUPPORT_TABLE = """ - create table if not exists support ( - txo_hash bytes primary key, - tx_position integer not null, - height integer not null, - claim_hash bytes not null, - amount integer not null - ); - create index if not exists support_claim_hash_idx on support (claim_hash, height); - """ - - CREATE_TAG_TABLE = """ - create table if not exists tag ( - tag text not null, - claim_hash bytes not null, - height integer not null - ); - create unique index if not exists tag_claim_hash_tag_idx on tag (claim_hash, tag); - """ - - CREATE_LANGUAGE_TABLE = """ - create table if not exists language ( - language text not null, - claim_hash bytes not null, - height integer not null - ); - create unique index if not exists language_claim_hash_language_idx on language (claim_hash, language); - """ - - CREATE_CLAIMTRIE_TABLE = """ - create table if not exists claimtrie ( - normalized text primary key, - claim_hash bytes not null, - last_take_over_height integer not null - ); - create index if not exists claimtrie_claim_hash_idx on claimtrie (claim_hash); - """ - - CREATE_CHANGELOG_TRIGGER = """ - create table if not exists changelog ( - claim_hash bytes primary key - ); - create index if not exists claimtrie_claim_hash_idx on claimtrie (claim_hash); - create trigger if not exists claim_changelog after update on claim - begin - insert or ignore into changelog (claim_hash) values (new.claim_hash); - end; - create trigger if not exists claimtrie_changelog after update on claimtrie - begin - insert or ignore into changelog (claim_hash) values (new.claim_hash); - insert or ignore into changelog (claim_hash) values (old.claim_hash); - end; - """ - - SEARCH_INDEXES = """ - -- used by any tag clouds - create index if not exists tag_tag_idx on tag (tag, claim_hash); - - -- naked order bys (no filters) - create unique index if not exists claim_release_idx on claim (release_time, claim_hash); - create unique index if not exists claim_trending_idx on claim (trending_group, trending_mixed, claim_hash); - create unique index if not exists claim_effective_amount_idx on claim (effective_amount, claim_hash); - - -- claim_type filter + order by - create unique index if not exists claim_type_release_idx on claim (release_time, claim_type, claim_hash); - create unique index if not exists claim_type_trending_idx on claim (trending_group, trending_mixed, claim_type, claim_hash); - create unique index if not exists claim_type_effective_amount_idx on claim (effective_amount, claim_type, claim_hash); - - -- stream_type filter + order by - create unique index if not exists stream_type_release_idx on claim (stream_type, release_time, claim_hash); - create unique index if not exists stream_type_trending_idx on claim (stream_type, trending_group, trending_mixed, claim_hash); - create unique index if not exists stream_type_effective_amount_idx on claim (stream_type, effective_amount, claim_hash); - - -- channel_hash filter + order by - create unique index if not exists channel_hash_release_idx on claim (channel_hash, release_time, claim_hash); - create unique index if not exists channel_hash_trending_idx on claim (channel_hash, trending_group, trending_mixed, claim_hash); - create unique index if not exists channel_hash_effective_amount_idx on claim (channel_hash, effective_amount, claim_hash); - - -- duration filter + order by - create unique index if not exists duration_release_idx on claim (duration, release_time, claim_hash); - create unique index if not exists duration_trending_idx on claim (duration, trending_group, trending_mixed, claim_hash); - create unique index if not exists duration_effective_amount_idx on claim (duration, effective_amount, claim_hash); - - -- fee_amount + order by - create unique index if not exists fee_amount_release_idx on claim (fee_amount, release_time, claim_hash); - create unique index if not exists fee_amount_trending_idx on claim (fee_amount, trending_group, trending_mixed, claim_hash); - create unique index if not exists fee_amount_effective_amount_idx on claim (fee_amount, effective_amount, claim_hash); - - -- TODO: verify that all indexes below are used - create index if not exists claim_height_normalized_idx on claim (height, normalized asc); - create index if not exists claim_resolve_idx on claim (normalized, claim_id); - create index if not exists claim_id_idx on claim (claim_id, claim_hash); - create index if not exists claim_timestamp_idx on claim (timestamp); - create index if not exists claim_public_key_hash_idx on claim (public_key_hash); - create index if not exists claim_signature_valid_idx on claim (signature_valid); - """ - - TAG_INDEXES = '\n'.join( - f"create unique index if not exists tag_{tag_key}_idx on tag (tag, claim_hash) WHERE tag='{tag_value}';" - for tag_value, tag_key in COMMON_TAGS.items() - ) - - LANGUAGE_INDEXES = '\n'.join( - f"create unique index if not exists language_{language}_idx on language (language, claim_hash) WHERE language='{language}';" - for language in INDEXED_LANGUAGES - ) - - CREATE_TABLES_QUERY = ( - CREATE_CLAIM_TABLE + - CREATE_SUPPORT_TABLE + - CREATE_CLAIMTRIE_TABLE + - CREATE_TAG_TABLE + - CREATE_CHANGELOG_TRIGGER + - CREATE_LANGUAGE_TABLE - ) - - def __init__( - self, main, path: str, blocking_channels: list, filtering_channels: list, trending: list): - self.main = main - self._db_path = path - self.db = None - self.logger = class_logger(__name__, self.__class__.__name__) - self.ledger = Ledger if main.coin.NET == 'mainnet' else RegTestLedger - self.blocked_streams = None - self.blocked_channels = None - self.blocking_channel_hashes = { - unhexlify(channel_id)[::-1] for channel_id in blocking_channels if channel_id - } - self.filtered_streams = None - self.filtered_channels = None - self.filtering_channel_hashes = { - unhexlify(channel_id)[::-1] for channel_id in filtering_channels if channel_id - } - self.trending = trending - self.pending_deletes = set() - - def open(self): - self.db = sqlite3.connect(self._db_path, isolation_level=None, check_same_thread=False, uri=True) - - def namedtuple_factory(cursor, row): - Row = namedtuple('Row', (d[0] for d in cursor.description)) - return Row(*row) - self.db.row_factory = namedtuple_factory - self.db.executescript(self.PRAGMAS) - self.db.executescript(self.CREATE_TABLES_QUERY) - register_canonical_functions(self.db) - self.blocked_streams = {} - self.blocked_channels = {} - self.filtered_streams = {} - self.filtered_channels = {} - self.update_blocked_and_filtered_claims() - for algorithm in self.trending: - algorithm.install(self.db) - - def close(self): - if self.db is not None: - self.db.close() - - def update_blocked_and_filtered_claims(self): - self.update_claims_from_channel_hashes( - self.blocked_streams, self.blocked_channels, self.blocking_channel_hashes - ) - self.update_claims_from_channel_hashes( - self.filtered_streams, self.filtered_channels, self.filtering_channel_hashes - ) - self.filtered_streams.update(self.blocked_streams) - self.filtered_channels.update(self.blocked_channels) - - def update_claims_from_channel_hashes(self, shared_streams, shared_channels, channel_hashes): - streams, channels = {}, {} - if channel_hashes: - sql = query( - "SELECT repost.channel_hash, repost.reposted_claim_hash, target.claim_type " - "FROM claim as repost JOIN claim AS target ON (target.claim_hash=repost.reposted_claim_hash)", **{ - 'repost.reposted_claim_hash__is_not_null': 1, - 'repost.channel_hash__in': channel_hashes - } - ) - for blocked_claim in self.execute(*sql): - if blocked_claim.claim_type == CLAIM_TYPES['stream']: - streams[blocked_claim.reposted_claim_hash] = blocked_claim.channel_hash - elif blocked_claim.claim_type == CLAIM_TYPES['channel']: - channels[blocked_claim.reposted_claim_hash] = blocked_claim.channel_hash - shared_streams.clear() - shared_streams.update(streams) - shared_channels.clear() - shared_channels.update(channels) - - @staticmethod - def _insert_sql(table: str, data: dict) -> Tuple[str, list]: - columns, values = [], [] - for column, value in data.items(): - columns.append(column) - values.append(value) - sql = ( - f"INSERT INTO {table} ({', '.join(columns)}) " - f"VALUES ({', '.join(['?'] * len(values))})" - ) - return sql, values - - @staticmethod - def _update_sql(table: str, data: dict, where: str, - constraints: Union[list, tuple]) -> Tuple[str, list]: - columns, values = [], [] - for column, value in data.items(): - columns.append(f"{column} = ?") - values.append(value) - values.extend(constraints) - return f"UPDATE {table} SET {', '.join(columns)} WHERE {where}", values - - @staticmethod - def _delete_sql(table: str, constraints: dict) -> Tuple[str, dict]: - where, values = constraints_to_sql(constraints) - return f"DELETE FROM {table} WHERE {where}", values - - def execute(self, *args): - return self.db.execute(*args) - - def executemany(self, *args): - return self.db.executemany(*args) - - def begin(self): - self.execute('begin;') - - def commit(self): - self.execute('commit;') - - def _upsertable_claims(self, txos: List[Output], header, clear_first=False): - claim_hashes, claims, tags, languages = set(), [], {}, {} - for txo in txos: - tx = txo.tx_ref.tx - - try: - assert txo.claim_name - assert txo.normalized_name - except: - #self.logger.exception(f"Could not decode claim name for {tx.id}:{txo.position}.") - continue - - language = 'none' - try: - if txo.claim.is_stream and txo.claim.stream.languages: - language = txo.claim.stream.languages[0].language - except: - pass - - claim_hash = txo.claim_hash - claim_hashes.add(claim_hash) - claim_record = { - 'claim_hash': claim_hash, - 'claim_id': txo.claim_id, - 'claim_name': txo.claim_name, - 'normalized': txo.normalized_name, - 'txo_hash': txo.ref.hash, - 'tx_position': tx.position, - 'amount': txo.amount, - 'timestamp': header['timestamp'], - 'height': tx.height, - 'title': None, - 'description': None, - 'author': None, - 'duration': None, - 'claim_type': None, - 'has_source': False, - 'stream_type': None, - 'media_type': None, - 'release_time': None, - 'fee_currency': None, - 'fee_amount': 0, - 'reposted_claim_hash': None - } - claims.append(claim_record) - - try: - claim = txo.claim - except: - #self.logger.exception(f"Could not parse claim protobuf for {tx.id}:{txo.position}.") - continue - - if claim.is_stream: - claim_record['claim_type'] = CLAIM_TYPES['stream'] - claim_record['has_source'] = claim.stream.has_source - claim_record['media_type'] = claim.stream.source.media_type - claim_record['stream_type'] = STREAM_TYPES[guess_stream_type(claim_record['media_type'])] - claim_record['title'] = claim.stream.title - claim_record['description'] = claim.stream.description - claim_record['author'] = claim.stream.author - if claim.stream.video and claim.stream.video.duration: - claim_record['duration'] = claim.stream.video.duration - if claim.stream.audio and claim.stream.audio.duration: - claim_record['duration'] = claim.stream.audio.duration - if claim.stream.release_time: - claim_record['release_time'] = claim.stream.release_time - if claim.stream.has_fee: - fee = claim.stream.fee - if isinstance(fee.currency, str): - claim_record['fee_currency'] = fee.currency.lower() - if isinstance(fee.amount, Decimal): - if fee.amount >= 0 and int(fee.amount*1000) < 9223372036854775807: - claim_record['fee_amount'] = int(fee.amount*1000) - elif claim.is_repost: - claim_record['claim_type'] = CLAIM_TYPES['repost'] - claim_record['reposted_claim_hash'] = claim.repost.reference.claim_hash - elif claim.is_channel: - claim_record['claim_type'] = CLAIM_TYPES['channel'] - elif claim.is_collection: - claim_record['claim_type'] = CLAIM_TYPES['collection'] - - languages[(language, claim_hash)] = (language, claim_hash, tx.height) - - for tag in clean_tags(claim.message.tags): - tags[(tag, claim_hash)] = (tag, claim_hash, tx.height) - - if clear_first: - self._clear_claim_metadata(claim_hashes) - - if tags: - self.executemany( - "INSERT OR IGNORE INTO tag (tag, claim_hash, height) VALUES (?, ?, ?)", tags.values() - ) - if languages: - self.executemany( - "INSERT OR IGNORE INTO language (language, claim_hash, height) VALUES (?, ?, ?)", languages.values() - ) - - return claims - - def insert_claims(self, txos: List[Output], header): - claims = self._upsertable_claims(txos, header) - if claims: - self.executemany(""" - INSERT OR REPLACE INTO claim ( - claim_hash, claim_id, claim_name, normalized, txo_hash, tx_position, amount, - claim_type, media_type, stream_type, timestamp, creation_timestamp, has_source, - fee_currency, fee_amount, title, description, author, duration, height, reposted_claim_hash, - creation_height, release_time, activation_height, expiration_height, short_url) - VALUES ( - :claim_hash, :claim_id, :claim_name, :normalized, :txo_hash, :tx_position, :amount, - :claim_type, :media_type, :stream_type, :timestamp, :timestamp, :has_source, - :fee_currency, :fee_amount, :title, :description, :author, :duration, :height, :reposted_claim_hash, :height, - CASE WHEN :release_time IS NOT NULL THEN :release_time ELSE :timestamp END, - CASE WHEN :normalized NOT IN (SELECT normalized FROM claimtrie) THEN :height END, - CASE WHEN :height >= 137181 THEN :height+2102400 ELSE :height+262974 END, - :claim_name||COALESCE( - (SELECT shortest_id(claim_id, :claim_id) FROM claim WHERE normalized = :normalized), - '#'||substr(:claim_id, 1, 1) - ) - )""", claims) - - def update_claims(self, txos: List[Output], header): - claims = self._upsertable_claims(txos, header, clear_first=True) - if claims: - self.executemany(""" - UPDATE claim SET - txo_hash=:txo_hash, tx_position=:tx_position, amount=:amount, height=:height, - claim_type=:claim_type, media_type=:media_type, stream_type=:stream_type, - timestamp=:timestamp, fee_amount=:fee_amount, fee_currency=:fee_currency, has_source=:has_source, - title=:title, duration=:duration, description=:description, author=:author, reposted_claim_hash=:reposted_claim_hash, - release_time=CASE WHEN :release_time IS NOT NULL THEN :release_time ELSE release_time END - WHERE claim_hash=:claim_hash; - """, claims) - - def delete_claims(self, claim_hashes: Set[bytes]): - """ Deletes claim supports and from claimtrie in case of an abandon. """ - if claim_hashes: - affected_channels = self.execute(*query( - "SELECT channel_hash FROM claim", channel_hash__is_not_null=1, claim_hash__in=claim_hashes - )).fetchall() - for table in ('claim', 'support', 'claimtrie'): - self.execute(*self._delete_sql(table, {'claim_hash__in': claim_hashes})) - self._clear_claim_metadata(claim_hashes) - return {r.channel_hash for r in affected_channels} - return set() - - def delete_claims_above_height(self, height: int): - claim_hashes = [x[0] for x in self.execute( - "SELECT claim_hash FROM claim WHERE height>?", (height, ) - ).fetchall()] - while claim_hashes: - batch = set(claim_hashes[:500]) - claim_hashes = claim_hashes[500:] - self.delete_claims(batch) - - def _clear_claim_metadata(self, claim_hashes: Set[bytes]): - if claim_hashes: - for table in ('tag',): # 'language', 'location', etc - self.execute(*self._delete_sql(table, {'claim_hash__in': claim_hashes})) - - def split_inputs_into_claims_supports_and_other(self, txis): - txo_hashes = {txi.txo_ref.hash for txi in txis} - claims = self.execute(*query( - "SELECT txo_hash, claim_hash, normalized FROM claim", txo_hash__in=txo_hashes - )).fetchall() - txo_hashes -= {r.txo_hash for r in claims} - supports = {} - if txo_hashes: - supports = self.execute(*query( - "SELECT txo_hash, claim_hash FROM support", txo_hash__in=txo_hashes - )).fetchall() - txo_hashes -= {r.txo_hash for r in supports} - return claims, supports, txo_hashes - - def insert_supports(self, txos: List[Output]): - supports = [] - for txo in txos: - tx = txo.tx_ref.tx - supports.append(( - txo.ref.hash, tx.position, tx.height, - txo.claim_hash, txo.amount - )) - if supports: - self.executemany( - "INSERT OR IGNORE INTO support (" - " txo_hash, tx_position, height, claim_hash, amount" - ") " - "VALUES (?, ?, ?, ?, ?)", supports - ) - - def delete_supports(self, txo_hashes: Set[bytes]): - if txo_hashes: - self.execute(*self._delete_sql('support', {'txo_hash__in': txo_hashes})) - - def calculate_reposts(self, txos: List[Output]): - targets = set() - for txo in txos: - try: - claim = txo.claim - except: - continue - if claim.is_repost: - targets.add((claim.repost.reference.claim_hash,)) - if targets: - self.executemany( - """ - UPDATE claim SET reposted = ( - SELECT count(*) FROM claim AS repost WHERE repost.reposted_claim_hash = claim.claim_hash - ) - WHERE claim_hash = ? - """, targets - ) - return {target[0] for target in targets} - - def validate_channel_signatures(self, height, new_claims, updated_claims, spent_claims, affected_channels, timer): - if not new_claims and not updated_claims and not spent_claims: - return - - sub_timer = timer.add_timer('segregate channels and signables') - sub_timer.start() - channels, new_channel_keys, signables = {}, {}, {} - for txo in chain(new_claims, updated_claims): - try: - claim = txo.claim - except: - continue - if claim.is_channel: - channels[txo.claim_hash] = txo - new_channel_keys[txo.claim_hash] = claim.channel.public_key_bytes - else: - signables[txo.claim_hash] = txo - sub_timer.stop() - - sub_timer = timer.add_timer('make list of channels we need to lookup') - sub_timer.start() - missing_channel_keys = set() - for txo in signables.values(): - claim = txo.claim - if claim.is_signed and claim.signing_channel_hash not in new_channel_keys: - missing_channel_keys.add(claim.signing_channel_hash) - sub_timer.stop() - - sub_timer = timer.add_timer('lookup missing channels') - sub_timer.start() - all_channel_keys = {} - if new_channel_keys or missing_channel_keys or affected_channels: - all_channel_keys = dict(self.execute(*query( - "SELECT claim_hash, public_key_bytes FROM claim", - claim_hash__in=set(new_channel_keys) | missing_channel_keys | affected_channels - ))) - sub_timer.stop() - - sub_timer = timer.add_timer('prepare for updating claims') - sub_timer.start() - changed_channel_keys = {} - for claim_hash, new_key in new_channel_keys.items(): - if claim_hash not in all_channel_keys or all_channel_keys[claim_hash] != new_key: - all_channel_keys[claim_hash] = new_key - changed_channel_keys[claim_hash] = new_key - - claim_updates = [] - - for claim_hash, txo in signables.items(): - claim = txo.claim - update = { - 'claim_hash': claim_hash, - 'channel_hash': None, - 'signature': None, - 'signature_digest': None, - 'signature_valid': None - } - if claim.is_signed: - update.update({ - 'channel_hash': claim.signing_channel_hash, - 'signature': txo.get_encoded_signature(), - 'signature_digest': txo.get_signature_digest(self.ledger), - 'signature_valid': 0 - }) - claim_updates.append(update) - sub_timer.stop() - - sub_timer = timer.add_timer('find claims affected by a change in channel key') - sub_timer.start() - if changed_channel_keys: - sql = f""" - SELECT * FROM claim WHERE - channel_hash IN ({','.join('?' for _ in changed_channel_keys)}) AND - signature IS NOT NULL - """ - for affected_claim in self.execute(sql, list(changed_channel_keys.keys())): - if affected_claim.claim_hash not in signables: - claim_updates.append({ - 'claim_hash': affected_claim.claim_hash, - 'channel_hash': affected_claim.channel_hash, - 'signature': affected_claim.signature, - 'signature_digest': affected_claim.signature_digest, - 'signature_valid': 0 - }) - sub_timer.stop() - - sub_timer = timer.add_timer('verify signatures') - sub_timer.start() - for update in claim_updates: - channel_pub_key = all_channel_keys.get(update['channel_hash']) - if channel_pub_key and update['signature']: - update['signature_valid'] = Output.is_signature_valid( - bytes(update['signature']), bytes(update['signature_digest']), channel_pub_key - ) - sub_timer.stop() - - sub_timer = timer.add_timer('update claims') - sub_timer.start() - if claim_updates: - self.executemany(f""" - UPDATE claim SET - channel_hash=:channel_hash, signature=:signature, signature_digest=:signature_digest, - signature_valid=:signature_valid, - channel_join=CASE - WHEN signature_valid=1 AND :signature_valid=1 AND channel_hash=:channel_hash THEN channel_join - WHEN :signature_valid=1 THEN {height} - END, - canonical_url=CASE - WHEN signature_valid=1 AND :signature_valid=1 AND channel_hash=:channel_hash THEN canonical_url - WHEN :signature_valid=1 THEN - (SELECT short_url FROM claim WHERE claim_hash=:channel_hash)||'/'|| - claim_name||COALESCE( - (SELECT shortest_id(other_claim.claim_id, claim.claim_id) FROM claim AS other_claim - WHERE other_claim.signature_valid = 1 AND - other_claim.channel_hash = :channel_hash AND - other_claim.normalized = claim.normalized), - '#'||substr(claim_id, 1, 1) - ) - END - WHERE claim_hash=:claim_hash; - """, claim_updates) - sub_timer.stop() - - sub_timer = timer.add_timer('update claims affected by spent channels') - sub_timer.start() - if spent_claims: - self.execute( - f""" - UPDATE claim SET - signature_valid=CASE WHEN signature IS NOT NULL THEN 0 END, - channel_join=NULL, canonical_url=NULL - WHERE channel_hash IN ({','.join('?' for _ in spent_claims)}) - """, list(spent_claims) - ) - sub_timer.stop() - - sub_timer = timer.add_timer('update channels') - sub_timer.start() - if channels: - self.executemany( - """ - UPDATE claim SET - public_key_bytes=:public_key_bytes, - public_key_hash=:public_key_hash - WHERE claim_hash=:claim_hash""", [{ - 'claim_hash': claim_hash, - 'public_key_bytes': txo.claim.channel.public_key_bytes, - 'public_key_hash': self.ledger.address_to_hash160( - self.ledger.public_key_to_address(txo.claim.channel.public_key_bytes) - ) - } for claim_hash, txo in channels.items()] - ) - sub_timer.stop() - - sub_timer = timer.add_timer('update claims_in_channel counts') - sub_timer.start() - if all_channel_keys: - self.executemany(f""" - UPDATE claim SET - claims_in_channel=( - SELECT COUNT(*) FROM claim AS claim_in_channel - WHERE claim_in_channel.signature_valid=1 AND - claim_in_channel.channel_hash=claim.claim_hash - ) - WHERE claim_hash = ? - """, [(channel_hash,) for channel_hash in all_channel_keys]) - sub_timer.stop() - - sub_timer = timer.add_timer('update blocked claims list') - sub_timer.start() - if (self.blocking_channel_hashes.intersection(all_channel_keys) or - self.filtering_channel_hashes.intersection(all_channel_keys)): - self.update_blocked_and_filtered_claims() - sub_timer.stop() - - def _update_support_amount(self, claim_hashes): - if claim_hashes: - self.execute(f""" - UPDATE claim SET - support_amount = COALESCE( - (SELECT SUM(amount) FROM support WHERE support.claim_hash=claim.claim_hash), 0 - ) - WHERE claim_hash IN ({','.join('?' for _ in claim_hashes)}) - """, claim_hashes) - - def _update_effective_amount(self, height, claim_hashes=None): - self.execute( - f"UPDATE claim SET effective_amount = amount + support_amount " - f"WHERE activation_height = {height}" - ) - if claim_hashes: - self.execute( - f"UPDATE claim SET effective_amount = amount + support_amount " - f"WHERE activation_height < {height} " - f" AND claim_hash IN ({','.join('?' for _ in claim_hashes)})", - claim_hashes - ) - - def _calculate_activation_height(self, height): - last_take_over_height = f"""COALESCE( - (SELECT last_take_over_height FROM claimtrie - WHERE claimtrie.normalized=claim.normalized), - {height} - ) - """ - self.execute(f""" - UPDATE claim SET activation_height = - {height} + min(4032, cast(({height} - {last_take_over_height}) / 32 AS INT)) - WHERE activation_height IS NULL - """) - - def _perform_overtake(self, height, changed_claim_hashes, deleted_names): - deleted_names_sql = claim_hashes_sql = "" - if changed_claim_hashes: - claim_hashes_sql = f"OR claim_hash IN ({','.join('?' for _ in changed_claim_hashes)})" - if deleted_names: - deleted_names_sql = f"OR normalized IN ({','.join('?' for _ in deleted_names)})" - overtakes = self.execute(f""" - SELECT winner.normalized, winner.claim_hash, - claimtrie.claim_hash AS current_winner, - MAX(winner.effective_amount) AS max_winner_effective_amount - FROM ( - SELECT normalized, claim_hash, effective_amount FROM claim - WHERE normalized IN ( - SELECT normalized FROM claim WHERE activation_height={height} {claim_hashes_sql} - ) {deleted_names_sql} - ORDER BY effective_amount DESC, height ASC, tx_position ASC - ) AS winner LEFT JOIN claimtrie USING (normalized) - GROUP BY winner.normalized - HAVING current_winner IS NULL OR current_winner <> winner.claim_hash - """, list(changed_claim_hashes)+deleted_names) - for overtake in overtakes: - if overtake.current_winner: - self.execute( - f"UPDATE claimtrie SET claim_hash = ?, last_take_over_height = {height} " - f"WHERE normalized = ?", - (overtake.claim_hash, overtake.normalized) - ) - else: - self.execute( - f"INSERT INTO claimtrie (claim_hash, normalized, last_take_over_height) " - f"VALUES (?, ?, {height})", - (overtake.claim_hash, overtake.normalized) - ) - self.execute( - f"UPDATE claim SET activation_height = {height} WHERE normalized = ? " - f"AND (activation_height IS NULL OR activation_height > {height})", - (overtake.normalized,) - ) - - def _copy(self, height): - if height > 50: - self.execute(f"DROP TABLE claimtrie{height-50}") - self.execute(f"CREATE TABLE claimtrie{height} AS SELECT * FROM claimtrie") - - def update_claimtrie(self, height, changed_claim_hashes, deleted_names, timer): - r = timer.run - binary_claim_hashes = list(changed_claim_hashes) - - r(self._calculate_activation_height, height) - r(self._update_support_amount, binary_claim_hashes) - - r(self._update_effective_amount, height, binary_claim_hashes) - r(self._perform_overtake, height, binary_claim_hashes, list(deleted_names)) - - r(self._update_effective_amount, height) - r(self._perform_overtake, height, [], []) - - def get_expiring(self, height): - return self.execute( - f"SELECT claim_hash, normalized FROM claim WHERE expiration_height = {height}" - ) - - def enqueue_changes(self): - query = """ - SELECT claimtrie.claim_hash as is_controlling, - claimtrie.last_take_over_height, - (select group_concat(tag, ',,') from tag where tag.claim_hash in (claim.claim_hash, claim.reposted_claim_hash)) as tags, - (select group_concat(language, ' ') from language where language.claim_hash in (claim.claim_hash, claim.reposted_claim_hash)) as languages, - cr.has_source as reposted_has_source, - cr.claim_type as reposted_claim_type, - cr.stream_type as reposted_stream_type, - cr.media_type as reposted_media_type, - cr.duration as reposted_duration, - cr.fee_amount as reposted_fee_amount, - cr.fee_currency as reposted_fee_currency, - claim.* - FROM claim LEFT JOIN claimtrie USING (claim_hash) LEFT JOIN claim cr ON cr.claim_hash=claim.reposted_claim_hash - WHERE claim.claim_hash in (SELECT claim_hash FROM changelog) - """ - for claim in self.execute(query): - claim = claim._asdict() - id_set = set(filter(None, (claim['claim_hash'], claim['channel_hash'], claim['reposted_claim_hash']))) - claim['censor_type'] = 0 - censoring_channel_hash = None - claim['has_source'] = bool(claim.pop('reposted_has_source') or claim['has_source']) - claim['stream_type'] = claim.pop('reposted_stream_type') or claim['stream_type'] - claim['media_type'] = claim.pop('reposted_media_type') or claim['media_type'] - claim['fee_amount'] = claim.pop('reposted_fee_amount') or claim['fee_amount'] - claim['fee_currency'] = claim.pop('reposted_fee_currency') or claim['fee_currency'] - claim['duration'] = claim.pop('reposted_duration') or claim['duration'] - for reason_id in id_set: - if reason_id in self.blocked_streams: - claim['censor_type'] = 2 - censoring_channel_hash = self.blocked_streams.get(reason_id) - elif reason_id in self.blocked_channels: - claim['censor_type'] = 2 - censoring_channel_hash = self.blocked_channels.get(reason_id) - elif reason_id in self.filtered_streams: - claim['censor_type'] = 1 - censoring_channel_hash = self.filtered_streams.get(reason_id) - elif reason_id in self.filtered_channels: - claim['censor_type'] = 1 - censoring_channel_hash = self.filtered_channels.get(reason_id) - claim['censoring_channel_id'] = censoring_channel_hash[::-1].hex() if censoring_channel_hash else None - - claim['tags'] = claim['tags'].split(',,') if claim['tags'] else [] - claim['languages'] = claim['languages'].split(' ') if claim['languages'] else [] - yield 'update', claim - - def clear_changelog(self): - self.execute("delete from changelog;") - - def claim_producer(self): - while self.pending_deletes: - claim_hash = self.pending_deletes.pop() - yield 'delete', hexlify(claim_hash[::-1]).decode() - for claim in self.enqueue_changes(): - yield claim - self.clear_changelog() - - def advance_txs(self, height, all_txs, header, daemon_height, timer): - insert_claims = [] - update_claims = [] - update_claim_hashes = set() - delete_claim_hashes = self.pending_deletes - insert_supports = [] - delete_support_txo_hashes = set() - recalculate_claim_hashes = set() # added/deleted supports, added/updated claim - deleted_claim_names = set() - delete_others = set() - body_timer = timer.add_timer('body') - for position, (etx, txid) in enumerate(all_txs): - tx = timer.run( - Transaction, etx.raw, height=height, position=position - ) - # Inputs - spent_claims, spent_supports, spent_others = timer.run( - self.split_inputs_into_claims_supports_and_other, tx.inputs - ) - body_timer.start() - delete_claim_hashes.update({r.claim_hash for r in spent_claims}) - deleted_claim_names.update({r.normalized for r in spent_claims}) - delete_support_txo_hashes.update({r.txo_hash for r in spent_supports}) - recalculate_claim_hashes.update({r.claim_hash for r in spent_supports}) - delete_others.update(spent_others) - # Outputs - for output in tx.outputs: - if output.is_support: - insert_supports.append(output) - recalculate_claim_hashes.add(output.claim_hash) - elif output.script.is_claim_name: - insert_claims.append(output) - recalculate_claim_hashes.add(output.claim_hash) - elif output.script.is_update_claim: - claim_hash = output.claim_hash - update_claims.append(output) - recalculate_claim_hashes.add(claim_hash) - body_timer.stop() - - skip_update_claim_timer = timer.add_timer('skip update of abandoned claims') - skip_update_claim_timer.start() - for updated_claim in list(update_claims): - if updated_claim.ref.hash in delete_others: - update_claims.remove(updated_claim) - for updated_claim in update_claims: - claim_hash = updated_claim.claim_hash - delete_claim_hashes.discard(claim_hash) - update_claim_hashes.add(claim_hash) - skip_update_claim_timer.stop() - - skip_insert_claim_timer = timer.add_timer('skip insertion of abandoned claims') - skip_insert_claim_timer.start() - for new_claim in list(insert_claims): - if new_claim.ref.hash in delete_others: - if new_claim.claim_hash not in update_claim_hashes: - insert_claims.remove(new_claim) - skip_insert_claim_timer.stop() - - skip_insert_support_timer = timer.add_timer('skip insertion of abandoned supports') - skip_insert_support_timer.start() - for new_support in list(insert_supports): - if new_support.ref.hash in delete_others: - insert_supports.remove(new_support) - skip_insert_support_timer.stop() - - expire_timer = timer.add_timer('recording expired claims') - expire_timer.start() - for expired in self.get_expiring(height): - delete_claim_hashes.add(expired.claim_hash) - deleted_claim_names.add(expired.normalized) - expire_timer.stop() - - r = timer.run - affected_channels = r(self.delete_claims, delete_claim_hashes) - r(self.delete_supports, delete_support_txo_hashes) - r(self.insert_claims, insert_claims, header) - r(self.calculate_reposts, insert_claims) - r(self.update_claims, update_claims, header) - r(self.validate_channel_signatures, height, insert_claims, - update_claims, delete_claim_hashes, affected_channels, forward_timer=True) - r(self.insert_supports, insert_supports) - r(self.update_claimtrie, height, recalculate_claim_hashes, deleted_claim_names, forward_timer=True) - for algorithm in self.trending: - r(algorithm.run, self.db.cursor(), height, daemon_height, recalculate_claim_hashes) diff --git a/tests/unit/wallet/server/reader.py b/tests/unit/wallet/server/reader.py deleted file mode 100644 index 0d8cb7d21d..0000000000 --- a/tests/unit/wallet/server/reader.py +++ /dev/null @@ -1,616 +0,0 @@ -import time -import struct -import sqlite3 -import logging -from operator import itemgetter -from typing import Tuple, List, Dict, Union, Type, Optional -from binascii import unhexlify -from decimal import Decimal -from contextvars import ContextVar -from functools import wraps -from itertools import chain -from dataclasses import dataclass - -from lbry.wallet.database import query, interpolate -from lbry.error import ResolveCensoredError -from lbry.schema.url import URL, normalize_name -from lbry.schema.tags import clean_tags -from lbry.schema.result import Outputs, Censor -from lbry.wallet import Ledger, RegTestLedger - -from lbry.wallet.server.db.common import CLAIM_TYPES, STREAM_TYPES, COMMON_TAGS, INDEXED_LANGUAGES - - -class SQLiteOperationalError(sqlite3.OperationalError): - def __init__(self, metrics): - super().__init__('sqlite query errored') - self.metrics = metrics - - -class SQLiteInterruptedError(sqlite3.OperationalError): - def __init__(self, metrics): - super().__init__('sqlite query interrupted') - self.metrics = metrics - - -ATTRIBUTE_ARRAY_MAX_LENGTH = 100 -sqlite3.enable_callback_tracebacks(True) - -INTEGER_PARAMS = { - 'height', 'creation_height', 'activation_height', 'expiration_height', - 'timestamp', 'creation_timestamp', 'duration', 'release_time', 'fee_amount', - 'tx_position', 'channel_join', 'reposted', 'limit_claims_per_channel', - 'amount', 'effective_amount', 'support_amount', - 'trending_group', 'trending_mixed', - 'trending_local', 'trending_global', -} - -SEARCH_PARAMS = { - 'name', 'text', 'claim_id', 'claim_ids', 'txid', 'nout', 'channel', 'channel_ids', 'not_channel_ids', - 'public_key_id', 'claim_type', 'stream_types', 'media_types', 'fee_currency', - 'has_channel_signature', 'signature_valid', - 'any_tags', 'all_tags', 'not_tags', 'reposted_claim_id', - 'any_locations', 'all_locations', 'not_locations', - 'any_languages', 'all_languages', 'not_languages', - 'is_controlling', 'limit', 'offset', 'order_by', - 'no_totals', 'has_source' -} | INTEGER_PARAMS - - -ORDER_FIELDS = { - 'name', 'claim_hash' -} | INTEGER_PARAMS - - -@dataclass -class ReaderState: - db: sqlite3.Connection - stack: List[List] - metrics: Dict - is_tracking_metrics: bool - ledger: Type[Ledger] - query_timeout: float - log: logging.Logger - blocked_streams: Dict - blocked_channels: Dict - filtered_streams: Dict - filtered_channels: Dict - - def close(self): - self.db.close() - - def reset_metrics(self): - self.stack = [] - self.metrics = {} - - def set_query_timeout(self): - stop_at = time.perf_counter() + self.query_timeout - - def interruptor(): - if time.perf_counter() >= stop_at: - self.db.interrupt() - return - - self.db.set_progress_handler(interruptor, 100) - - def get_resolve_censor(self) -> Censor: - return Censor(Censor.RESOLVE) - - def get_search_censor(self, limit_claims_per_channel: int) -> Censor: - return Censor(Censor.SEARCH) - - -ctx: ContextVar[Optional[ReaderState]] = ContextVar('ctx') - - -def row_factory(cursor, row): - return { - k[0]: (set(row[i].split(',')) if k[0] == 'tags' else row[i]) - for i, k in enumerate(cursor.description) - } - - -def initializer(log, _path, _ledger_name, query_timeout, _measure=False, block_and_filter=None): - db = sqlite3.connect(_path, isolation_level=None, uri=True) - db.row_factory = row_factory - if block_and_filter: - blocked_streams, blocked_channels, filtered_streams, filtered_channels = block_and_filter - else: - blocked_streams = blocked_channels = filtered_streams = filtered_channels = {} - ctx.set( - ReaderState( - db=db, stack=[], metrics={}, is_tracking_metrics=_measure, - ledger=Ledger if _ledger_name == 'mainnet' else RegTestLedger, - query_timeout=query_timeout, log=log, - blocked_streams=blocked_streams, blocked_channels=blocked_channels, - filtered_streams=filtered_streams, filtered_channels=filtered_channels, - ) - ) - - -def cleanup(): - ctx.get().close() - ctx.set(None) - - -def measure(func): - @wraps(func) - def wrapper(*args, **kwargs): - state = ctx.get() - if not state.is_tracking_metrics: - return func(*args, **kwargs) - metric = {} - state.metrics.setdefault(func.__name__, []).append(metric) - state.stack.append([]) - start = time.perf_counter() - try: - return func(*args, **kwargs) - finally: - elapsed = int((time.perf_counter()-start)*1000) - metric['total'] = elapsed - metric['isolated'] = (elapsed-sum(state.stack.pop())) - if state.stack: - state.stack[-1].append(elapsed) - return wrapper - - -def reports_metrics(func): - @wraps(func) - def wrapper(*args, **kwargs): - state = ctx.get() - if not state.is_tracking_metrics: - return func(*args, **kwargs) - state.reset_metrics() - r = func(*args, **kwargs) - return r, state.metrics - return wrapper - - -@reports_metrics -def search_to_bytes(constraints) -> Union[bytes, Tuple[bytes, Dict]]: - return encode_result(search(constraints)) - - -@reports_metrics -def resolve_to_bytes(urls) -> Union[bytes, Tuple[bytes, Dict]]: - return encode_result(resolve(urls)) - - -def encode_result(result): - return Outputs.to_bytes(*result) - - -@measure -def execute_query(sql, values, row_offset: int, row_limit: int, censor: Censor) -> List: - context = ctx.get() - context.set_query_timeout() - try: - rows = context.db.execute(sql, values).fetchall() - return rows[row_offset:row_limit] - except sqlite3.OperationalError as err: - plain_sql = interpolate(sql, values) - if context.is_tracking_metrics: - context.metrics['execute_query'][-1]['sql'] = plain_sql - context.log.exception('failed running query', exc_info=err) - raise SQLiteOperationalError(context.metrics) - - -def claims_query(cols, for_count=False, **constraints) -> Tuple[str, Dict]: - if 'order_by' in constraints: - order_by_parts = constraints['order_by'] - if isinstance(order_by_parts, str): - order_by_parts = [order_by_parts] - sql_order_by = [] - for order_by in order_by_parts: - is_asc = order_by.startswith('^') - column = order_by[1:] if is_asc else order_by - if column not in ORDER_FIELDS: - raise NameError(f'{column} is not a valid order_by field') - if column == 'name': - column = 'normalized' - sql_order_by.append( - f"claim.{column} ASC" if is_asc else f"claim.{column} DESC" - ) - constraints['order_by'] = sql_order_by - - ops = {'<=': '__lte', '>=': '__gte', '<': '__lt', '>': '__gt'} - for constraint in INTEGER_PARAMS: - if constraint in constraints: - value = constraints.pop(constraint) - postfix = '' - if isinstance(value, str): - if len(value) >= 2 and value[:2] in ops: - postfix, value = ops[value[:2]], value[2:] - elif len(value) >= 1 and value[0] in ops: - postfix, value = ops[value[0]], value[1:] - if constraint == 'fee_amount': - value = Decimal(value)*1000 - constraints[f'claim.{constraint}{postfix}'] = int(value) - - if constraints.pop('is_controlling', False): - if {'sequence', 'amount_order'}.isdisjoint(constraints): - for_count = False - constraints['claimtrie.claim_hash__is_not_null'] = '' - if 'sequence' in constraints: - constraints['order_by'] = 'claim.activation_height ASC' - constraints['offset'] = int(constraints.pop('sequence')) - 1 - constraints['limit'] = 1 - if 'amount_order' in constraints: - constraints['order_by'] = 'claim.effective_amount DESC' - constraints['offset'] = int(constraints.pop('amount_order')) - 1 - constraints['limit'] = 1 - - if 'claim_id' in constraints: - claim_id = constraints.pop('claim_id') - if len(claim_id) == 40: - constraints['claim.claim_id'] = claim_id - else: - constraints['claim.claim_id__like'] = f'{claim_id[:40]}%' - elif 'claim_ids' in constraints: - constraints['claim.claim_id__in'] = set(constraints.pop('claim_ids')) - - if 'reposted_claim_id' in constraints: - constraints['claim.reposted_claim_hash'] = unhexlify(constraints.pop('reposted_claim_id'))[::-1] - - if 'name' in constraints: - constraints['claim.normalized'] = normalize_name(constraints.pop('name')) - - if 'public_key_id' in constraints: - constraints['claim.public_key_hash'] = ( - ctx.get().ledger.address_to_hash160(constraints.pop('public_key_id'))) - if 'channel_hash' in constraints: - constraints['claim.channel_hash'] = constraints.pop('channel_hash') - if 'channel_ids' in constraints: - channel_ids = constraints.pop('channel_ids') - if channel_ids: - constraints['claim.channel_hash__in'] = { - unhexlify(cid)[::-1] for cid in channel_ids if cid - } - if 'not_channel_ids' in constraints: - not_channel_ids = constraints.pop('not_channel_ids') - if not_channel_ids: - not_channel_ids_binary = { - unhexlify(ncid)[::-1] for ncid in not_channel_ids - } - constraints['claim.claim_hash__not_in#not_channel_ids'] = not_channel_ids_binary - if constraints.get('has_channel_signature', False): - constraints['claim.channel_hash__not_in'] = not_channel_ids_binary - else: - constraints['null_or_not_channel__or'] = { - 'claim.signature_valid__is_null': True, - 'claim.channel_hash__not_in': not_channel_ids_binary - } - if 'signature_valid' in constraints: - has_channel_signature = constraints.pop('has_channel_signature', False) - if has_channel_signature: - constraints['claim.signature_valid'] = constraints.pop('signature_valid') - else: - constraints['null_or_signature__or'] = { - 'claim.signature_valid__is_null': True, - 'claim.signature_valid': constraints.pop('signature_valid') - } - elif constraints.pop('has_channel_signature', False): - constraints['claim.signature_valid__is_not_null'] = True - - if 'txid' in constraints: - tx_hash = unhexlify(constraints.pop('txid'))[::-1] - nout = constraints.pop('nout', 0) - constraints['claim.txo_hash'] = tx_hash + struct.pack(' List: - if 'channel' in constraints: - channel_url = constraints.pop('channel') - match = resolve_url(channel_url) - if isinstance(match, dict): - constraints['channel_hash'] = match['claim_hash'] - else: - return [{'row_count': 0}] if cols == 'count(*) as row_count' else [] - row_offset = constraints.pop('offset', 0) - row_limit = constraints.pop('limit', 20) - sql, values = claims_query(cols, for_count, **constraints) - return execute_query(sql, values, row_offset, row_limit, censor) - - -@measure -def count_claims(**constraints) -> int: - constraints.pop('offset', None) - constraints.pop('limit', None) - constraints.pop('order_by', None) - count = select_claims(Censor(Censor.SEARCH), 'count(*) as row_count', for_count=True, **constraints) - return count[0]['row_count'] - - -def search_claims(censor: Censor, **constraints) -> List: - return select_claims( - censor, - """ - claimtrie.claim_hash as is_controlling, - claimtrie.last_take_over_height, - claim.claim_hash, claim.txo_hash, - claim.claims_in_channel, claim.reposted, - claim.height, claim.creation_height, - claim.activation_height, claim.expiration_height, - claim.effective_amount, claim.support_amount, - claim.trending_group, claim.trending_mixed, - claim.trending_local, claim.trending_global, - claim.short_url, claim.canonical_url, - claim.channel_hash, claim.reposted_claim_hash, - claim.signature_valid - """, **constraints - ) - - -def _get_referenced_rows(txo_rows: List[dict], censor_channels: List[bytes]): - censor = ctx.get().get_resolve_censor() - repost_hashes = set(filter(None, map(itemgetter('reposted_claim_hash'), txo_rows))) - channel_hashes = set(chain( - filter(None, map(itemgetter('channel_hash'), txo_rows)), - censor_channels - )) - - reposted_txos = [] - if repost_hashes: - reposted_txos = search_claims(censor, **{'claim.claim_hash__in': repost_hashes}) - channel_hashes |= set(filter(None, map(itemgetter('channel_hash'), reposted_txos))) - - channel_txos = [] - if channel_hashes: - channel_txos = search_claims(censor, **{'claim.claim_hash__in': channel_hashes}) - - # channels must come first for client side inflation to work properly - return channel_txos + reposted_txos - -@measure -def search(constraints) -> Tuple[List, List, int, int, Censor]: - assert set(constraints).issubset(SEARCH_PARAMS), \ - f"Search query contains invalid arguments: {set(constraints).difference(SEARCH_PARAMS)}" - total = None - limit_claims_per_channel = constraints.pop('limit_claims_per_channel', None) - if not constraints.pop('no_totals', False): - total = count_claims(**constraints) - constraints['offset'] = abs(constraints.get('offset', 0)) - constraints['limit'] = min(abs(constraints.get('limit', 10)), 50) - context = ctx.get() - search_censor = context.get_search_censor(limit_claims_per_channel) - txo_rows = search_claims(search_censor, **constraints) - extra_txo_rows = _get_referenced_rows(txo_rows, search_censor.censored.keys()) - return txo_rows, extra_txo_rows, constraints['offset'], total, search_censor - - -@measure -def resolve(urls) -> Tuple[List, List]: - txo_rows = [resolve_url(raw_url) for raw_url in urls] - extra_txo_rows = _get_referenced_rows( - [txo for txo in txo_rows if isinstance(txo, dict)], - [txo.censor_id for txo in txo_rows if isinstance(txo, ResolveCensoredError)] - ) - return txo_rows, extra_txo_rows - - -@measure -def resolve_url(raw_url): - censor = ctx.get().get_resolve_censor() - - try: - url = URL.parse(raw_url) - except ValueError as e: - return e - - channel = None - - if url.has_channel: - query = url.channel.to_dict() - if set(query) == {'name'}: - query['is_controlling'] = True - else: - query['order_by'] = ['^creation_height'] - matches = search_claims(censor, **query, limit=1) - if matches: - channel = matches[0] - elif censor.censored: - return ResolveCensoredError(raw_url, next(iter(censor.censored))) - else: - return LookupError(f'Could not find channel in "{raw_url}".') - - if url.has_stream: - query = url.stream.to_dict() - if channel is not None: - if set(query) == {'name'}: - # temporarily emulate is_controlling for claims in channel - query['order_by'] = ['effective_amount', '^height'] - else: - query['order_by'] = ['^channel_join'] - query['channel_hash'] = channel['claim_hash'] - query['signature_valid'] = 1 - elif set(query) == {'name'}: - query['is_controlling'] = 1 - matches = search_claims(censor, **query, limit=1) - if matches: - return matches[0] - elif censor.censored: - return ResolveCensoredError(raw_url, next(iter(censor.censored))) - else: - return LookupError(f'Could not find claim at "{raw_url}".') - - return channel - - -CLAIM_HASH_OR_REPOST_HASH_SQL = f""" -CASE WHEN claim.claim_type = {CLAIM_TYPES['repost']} - THEN claim.reposted_claim_hash - ELSE claim.claim_hash -END -""" - - -def _apply_constraints_for_array_attributes(constraints, attr, cleaner, for_count=False): - any_items = set(cleaner(constraints.pop(f'any_{attr}s', []))[:ATTRIBUTE_ARRAY_MAX_LENGTH]) - all_items = set(cleaner(constraints.pop(f'all_{attr}s', []))[:ATTRIBUTE_ARRAY_MAX_LENGTH]) - not_items = set(cleaner(constraints.pop(f'not_{attr}s', []))[:ATTRIBUTE_ARRAY_MAX_LENGTH]) - - all_items = {item for item in all_items if item not in not_items} - any_items = {item for item in any_items if item not in not_items} - - any_queries = {} - - if attr == 'tag': - common_tags = any_items & COMMON_TAGS.keys() - if common_tags: - any_items -= common_tags - if len(common_tags) < 5: - for item in common_tags: - index_name = COMMON_TAGS[item] - any_queries[f'#_common_tag_{index_name}'] = f""" - EXISTS( - SELECT 1 FROM tag INDEXED BY tag_{index_name}_idx - WHERE {CLAIM_HASH_OR_REPOST_HASH_SQL}=tag.claim_hash - AND tag = '{item}' - ) - """ - elif len(common_tags) >= 5: - constraints.update({ - f'$any_common_tag{i}': item for i, item in enumerate(common_tags) - }) - values = ', '.join( - f':$any_common_tag{i}' for i in range(len(common_tags)) - ) - any_queries[f'#_any_common_tags'] = f""" - EXISTS( - SELECT 1 FROM tag WHERE {CLAIM_HASH_OR_REPOST_HASH_SQL}=tag.claim_hash - AND tag IN ({values}) - ) - """ - elif attr == 'language': - indexed_languages = any_items & set(INDEXED_LANGUAGES) - if indexed_languages: - any_items -= indexed_languages - for language in indexed_languages: - any_queries[f'#_any_common_languages_{language}'] = f""" - EXISTS( - SELECT 1 FROM language INDEXED BY language_{language}_idx - WHERE {CLAIM_HASH_OR_REPOST_HASH_SQL}=language.claim_hash - AND language = '{language}' - ) - """ - - if any_items: - - constraints.update({ - f'$any_{attr}{i}': item for i, item in enumerate(any_items) - }) - values = ', '.join( - f':$any_{attr}{i}' for i in range(len(any_items)) - ) - if for_count or attr == 'tag': - if attr == 'tag': - any_queries[f'#_any_{attr}'] = f""" - ((claim.claim_type != {CLAIM_TYPES['repost']} - AND claim.claim_hash IN (SELECT claim_hash FROM tag WHERE tag IN ({values}))) OR - (claim.claim_type == {CLAIM_TYPES['repost']} AND - claim.reposted_claim_hash IN (SELECT claim_hash FROM tag WHERE tag IN ({values})))) - """ - else: - any_queries[f'#_any_{attr}'] = f""" - {CLAIM_HASH_OR_REPOST_HASH_SQL} IN ( - SELECT claim_hash FROM {attr} WHERE {attr} IN ({values}) - ) - """ - else: - any_queries[f'#_any_{attr}'] = f""" - EXISTS( - SELECT 1 FROM {attr} WHERE - {CLAIM_HASH_OR_REPOST_HASH_SQL}={attr}.claim_hash - AND {attr} IN ({values}) - ) - """ - - if len(any_queries) == 1: - constraints.update(any_queries) - elif len(any_queries) > 1: - constraints[f'ORed_{attr}_queries__any'] = any_queries - - if all_items: - constraints[f'$all_{attr}_count'] = len(all_items) - constraints.update({ - f'$all_{attr}{i}': item for i, item in enumerate(all_items) - }) - values = ', '.join( - f':$all_{attr}{i}' for i in range(len(all_items)) - ) - if for_count: - constraints[f'#_all_{attr}'] = f""" - {CLAIM_HASH_OR_REPOST_HASH_SQL} IN ( - SELECT claim_hash FROM {attr} WHERE {attr} IN ({values}) - GROUP BY claim_hash HAVING COUNT({attr}) = :$all_{attr}_count - ) - """ - else: - constraints[f'#_all_{attr}'] = f""" - {len(all_items)}=( - SELECT count(*) FROM {attr} WHERE - {CLAIM_HASH_OR_REPOST_HASH_SQL}={attr}.claim_hash - AND {attr} IN ({values}) - ) - """ - - if not_items: - constraints.update({ - f'$not_{attr}{i}': item for i, item in enumerate(not_items) - }) - values = ', '.join( - f':$not_{attr}{i}' for i in range(len(not_items)) - ) - if for_count: - if attr == 'tag': - constraints[f'#_not_{attr}'] = f""" - ((claim.claim_type != {CLAIM_TYPES['repost']} - AND claim.claim_hash NOT IN (SELECT claim_hash FROM tag WHERE tag IN ({values}))) OR - (claim.claim_type == {CLAIM_TYPES['repost']} AND - claim.reposted_claim_hash NOT IN (SELECT claim_hash FROM tag WHERE tag IN ({values})))) - """ - else: - constraints[f'#_not_{attr}'] = f""" - {CLAIM_HASH_OR_REPOST_HASH_SQL} NOT IN ( - SELECT claim_hash FROM {attr} WHERE {attr} IN ({values}) - ) - """ - else: - constraints[f'#_not_{attr}'] = f""" - NOT EXISTS( - SELECT 1 FROM {attr} WHERE - {CLAIM_HASH_OR_REPOST_HASH_SQL}={attr}.claim_hash - AND {attr} IN ({values}) - ) - """ diff --git a/tests/unit/wallet/server/test_sqldb.py b/tests/unit/wallet/server/test_sqldb.py deleted file mode 100644 index 37095ef8d2..0000000000 --- a/tests/unit/wallet/server/test_sqldb.py +++ /dev/null @@ -1,765 +0,0 @@ -import unittest -import ecdsa -import hashlib -import logging -from binascii import hexlify -from typing import List, Tuple - -from lbry.wallet.constants import COIN, NULL_HASH32 -from lbry.schema.claim import Claim -from lbry.schema.result import Censor -from lbry.wallet.server.db import writer -from lbry.wallet.server.coin import LBCRegTest -from lbry.wallet.server.db.trending import zscore -from lbry.wallet.server.db.canonical import FindShortestID -from lbry.wallet.transaction import Transaction, Input, Output -try: - import reader -except: - from . import reader - - -def get_output(amount=COIN, pubkey_hash=NULL_HASH32): - return Transaction() \ - .add_outputs([Output.pay_pubkey_hash(amount, pubkey_hash)]) \ - .outputs[0] - - -def get_input(): - return Input.spend(get_output()) - - -def get_tx(): - return Transaction().add_inputs([get_input()]) - - -def search(**constraints) -> List: - return reader.search_claims(Censor(Censor.SEARCH), **constraints) - - -def censored_search(**constraints) -> Tuple[List, Censor]: - rows, _, _, _, censor = reader.search(constraints) - return rows, censor - - -class TestSQLDB(unittest.TestCase): - query_timeout = 0.25 - - def setUp(self): - self.first_sync = False - self.daemon_height = 1 - self.coin = LBCRegTest() - db_url = 'file:test_sqldb?mode=memory&cache=shared' - self.sql = writer.SQLDB(self, db_url, [], [], [zscore]) - self.addCleanup(self.sql.close) - self.sql.open() - reader.initializer( - logging.getLogger(__name__), db_url, 'regtest', - self.query_timeout, block_and_filter=( - self.sql.blocked_streams, self.sql.blocked_channels, - self.sql.filtered_streams, self.sql.filtered_channels - ) - ) - self.addCleanup(reader.cleanup) - self._current_height = 0 - self._txos = {} - - def _make_tx(self, output, txi=None): - tx = get_tx().add_outputs([output]) - if txi is not None: - tx.add_inputs([txi]) - self._txos[output.ref.hash] = output - return tx, tx.hash - - def _set_channel_key(self, channel, key): - private_key = ecdsa.SigningKey.from_string(key*32, curve=ecdsa.SECP256k1, hashfunc=hashlib.sha256) - channel.private_key = private_key - channel.claim.channel.public_key_bytes = private_key.get_verifying_key().to_der() - channel.script.generate() - - def get_channel(self, title, amount, name='@foo', key=b'a'): - claim = Claim() - claim.channel.title = title - channel = Output.pay_claim_name_pubkey_hash(amount, name, claim, b'abc') - self._set_channel_key(channel, key) - return self._make_tx(channel) - - def get_channel_update(self, channel, amount, key=b'a'): - self._set_channel_key(channel, key) - return self._make_tx( - Output.pay_update_claim_pubkey_hash( - amount, channel.claim_name, channel.claim_id, channel.claim, b'abc' - ), - Input.spend(channel) - ) - - def get_stream(self, title, amount, name='foo', channel=None, **kwargs): - claim = Claim() - claim.stream.update(title=title, **kwargs) - result = self._make_tx(Output.pay_claim_name_pubkey_hash(amount, name, claim, b'abc')) - if channel: - result[0].outputs[0].sign(channel) - result[0]._reset() - return result - - def get_stream_update(self, tx, amount, channel=None): - stream = Transaction(tx[0].raw).outputs[0] - result = self._make_tx( - Output.pay_update_claim_pubkey_hash( - amount, stream.claim_name, stream.claim_id, stream.claim, b'abc' - ), - Input.spend(stream) - ) - if channel: - result[0].outputs[0].sign(channel) - result[0]._reset() - return result - - def get_repost(self, claim_id, amount, channel): - claim = Claim() - claim.repost.reference.claim_id = claim_id - result = self._make_tx(Output.pay_claim_name_pubkey_hash(amount, 'repost', claim, b'abc')) - result[0].outputs[0].sign(channel) - result[0]._reset() - return result - - def get_abandon(self, tx): - claim = Transaction(tx[0].raw).outputs[0] - return self._make_tx( - Output.pay_pubkey_hash(claim.amount, b'abc'), - Input.spend(claim) - ) - - def get_support(self, tx, amount): - claim = Transaction(tx[0].raw).outputs[0] - return self._make_tx( - Output.pay_support_pubkey_hash( - amount, claim.claim_name, claim.claim_id, b'abc' - ) - ) - - def get_controlling(self): - for claim in self.sql.execute("select claim.* from claimtrie natural join claim"): - txo = self._txos[claim.txo_hash] - controlling = txo.claim.stream.title, claim.amount, claim.effective_amount, claim.activation_height - return controlling - - def get_active(self): - controlling = self.get_controlling() - active = [] - for claim in self.sql.execute( - f"select * from claim where activation_height <= {self._current_height}"): - txo = self._txos[claim.txo_hash] - if controlling and controlling[0] == txo.claim.stream.title: - continue - active.append((txo.claim.stream.title, claim.amount, claim.effective_amount, claim.activation_height)) - return active - - def get_accepted(self): - accepted = [] - for claim in self.sql.execute( - f"select * from claim where activation_height > {self._current_height}"): - txo = self._txos[claim.txo_hash] - accepted.append((txo.claim.stream.title, claim.amount, claim.effective_amount, claim.activation_height)) - return accepted - - def advance(self, height, txs): - self._current_height = height - self.sql.advance_txs(height, txs, {'timestamp': 1}, self.daemon_height, self.timer) - return [otx[0].outputs[0] for otx in txs] - - def state(self, controlling=None, active=None, accepted=None): - self.assertEqual(controlling, self.get_controlling()) - self.assertEqual(active or [], self.get_active()) - self.assertEqual(accepted or [], self.get_accepted()) - - -@unittest.skip("port canonical url tests to leveldb") # TODO: port canonical url tests to leveldb -class TestClaimtrie(TestSQLDB): - - def test_example_from_spec(self): - # https://spec.lbry.com/#claim-activation-example - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - advance(13, [stream]) - state( - controlling=('Claim A', 10*COIN, 10*COIN, 13), - active=[], - accepted=[] - ) - advance(1001, [self.get_stream('Claim B', 20*COIN)]) - state( - controlling=('Claim A', 10*COIN, 10*COIN, 13), - active=[], - accepted=[('Claim B', 20*COIN, 0, 1031)] - ) - advance(1010, [self.get_support(stream, 14*COIN)]) - state( - controlling=('Claim A', 10*COIN, 24*COIN, 13), - active=[], - accepted=[('Claim B', 20*COIN, 0, 1031)] - ) - advance(1020, [self.get_stream('Claim C', 50*COIN)]) - state( - controlling=('Claim A', 10*COIN, 24*COIN, 13), - active=[], - accepted=[ - ('Claim B', 20*COIN, 0, 1031), - ('Claim C', 50*COIN, 0, 1051)] - ) - advance(1031, []) - state( - controlling=('Claim A', 10*COIN, 24*COIN, 13), - active=[('Claim B', 20*COIN, 20*COIN, 1031)], - accepted=[('Claim C', 50*COIN, 0, 1051)] - ) - advance(1040, [self.get_stream('Claim D', 300*COIN)]) - state( - controlling=('Claim A', 10*COIN, 24*COIN, 13), - active=[('Claim B', 20*COIN, 20*COIN, 1031)], - accepted=[ - ('Claim C', 50*COIN, 0, 1051), - ('Claim D', 300*COIN, 0, 1072)] - ) - advance(1051, []) - state( - controlling=('Claim D', 300*COIN, 300*COIN, 1051), - active=[ - ('Claim A', 10*COIN, 24*COIN, 13), - ('Claim B', 20*COIN, 20*COIN, 1031), - ('Claim C', 50*COIN, 50*COIN, 1051)], - accepted=[] - ) - # beyond example - advance(1052, [self.get_stream_update(stream, 290*COIN)]) - state( - controlling=('Claim A', 290*COIN, 304*COIN, 13), - active=[ - ('Claim B', 20*COIN, 20*COIN, 1031), - ('Claim C', 50*COIN, 50*COIN, 1051), - ('Claim D', 300*COIN, 300*COIN, 1051), - ], - accepted=[] - ) - - def test_competing_claims_subsequent_blocks_height_wins(self): - advance, state = self.advance, self.state - advance(13, [self.get_stream('Claim A', 10*COIN)]) - state( - controlling=('Claim A', 10*COIN, 10*COIN, 13), - active=[], - accepted=[] - ) - advance(14, [self.get_stream('Claim B', 10*COIN)]) - state( - controlling=('Claim A', 10*COIN, 10*COIN, 13), - active=[('Claim B', 10*COIN, 10*COIN, 14)], - accepted=[] - ) - advance(15, [self.get_stream('Claim C', 10*COIN)]) - state( - controlling=('Claim A', 10*COIN, 10*COIN, 13), - active=[ - ('Claim B', 10*COIN, 10*COIN, 14), - ('Claim C', 10*COIN, 10*COIN, 15)], - accepted=[] - ) - - def test_competing_claims_in_single_block_position_wins(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - stream2 = self.get_stream('Claim B', 10*COIN) - advance(13, [stream, stream2]) - state( - controlling=('Claim A', 10*COIN, 10*COIN, 13), - active=[('Claim B', 10*COIN, 10*COIN, 13)], - accepted=[] - ) - - def test_competing_claims_in_single_block_effective_amount_wins(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - stream2 = self.get_stream('Claim B', 11*COIN) - advance(13, [stream, stream2]) - state( - controlling=('Claim B', 11*COIN, 11*COIN, 13), - active=[('Claim A', 10*COIN, 10*COIN, 13)], - accepted=[] - ) - - def test_winning_claim_deleted(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - stream2 = self.get_stream('Claim B', 11*COIN) - advance(13, [stream, stream2]) - state( - controlling=('Claim B', 11*COIN, 11*COIN, 13), - active=[('Claim A', 10*COIN, 10*COIN, 13)], - accepted=[] - ) - advance(14, [self.get_abandon(stream2)]) - state( - controlling=('Claim A', 10*COIN, 10*COIN, 13), - active=[], - accepted=[] - ) - - def test_winning_claim_deleted_and_new_claim_becomes_winner(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - stream2 = self.get_stream('Claim B', 11*COIN) - advance(13, [stream, stream2]) - state( - controlling=('Claim B', 11*COIN, 11*COIN, 13), - active=[('Claim A', 10*COIN, 10*COIN, 13)], - accepted=[] - ) - advance(15, [self.get_abandon(stream2), self.get_stream('Claim C', 12*COIN)]) - state( - controlling=('Claim C', 12*COIN, 12*COIN, 15), - active=[('Claim A', 10*COIN, 10*COIN, 13)], - accepted=[] - ) - - def test_winning_claim_expires_and_another_takes_over(self): - advance, state = self.advance, self.state - advance(10, [self.get_stream('Claim A', 11*COIN)]) - advance(20, [self.get_stream('Claim B', 10*COIN)]) - state( - controlling=('Claim A', 11*COIN, 11*COIN, 10), - active=[('Claim B', 10*COIN, 10*COIN, 20)], - accepted=[] - ) - advance(262984, []) - state( - controlling=('Claim B', 10*COIN, 10*COIN, 20), - active=[], - accepted=[] - ) - advance(262994, []) - state( - controlling=None, - active=[], - accepted=[] - ) - - def test_create_and_update_in_same_block(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - advance(10, [stream, self.get_stream_update(stream, 11*COIN)]) - self.assertTrue(search()[0]) - - def test_double_updates_in_same_block(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - advance(10, [stream]) - update = self.get_stream_update(stream, 11*COIN) - advance(20, [update, self.get_stream_update(update, 9*COIN)]) - self.assertTrue(search()[0]) - - def test_create_and_abandon_in_same_block(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - advance(10, [stream, self.get_abandon(stream)]) - self.assertFalse(search()) - - def test_update_and_abandon_in_same_block(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - advance(10, [stream]) - update = self.get_stream_update(stream, 11*COIN) - advance(20, [update, self.get_abandon(update)]) - self.assertFalse(search()) - - def test_create_update_and_delete_in_same_block(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - update = self.get_stream_update(stream, 11*COIN) - advance(10, [stream, update, self.get_abandon(update)]) - self.assertFalse(search()) - - def test_support_added_and_removed_in_same_block(self): - advance, state = self.advance, self.state - stream = self.get_stream('Claim A', 10*COIN) - advance(10, [stream]) - support = self.get_support(stream, COIN) - advance(20, [support, self.get_abandon(support)]) - self.assertEqual(search()[0]['support_amount'], 0) - - @staticmethod - def _get_x_with_claim_id_prefix(getter, prefix, cached_iteration=None, **kwargs): - iterations = cached_iteration+1 if cached_iteration else 100 - for i in range(cached_iteration or 1, iterations): - stream = getter(f'claim #{i}', COIN, **kwargs) - if stream[0].outputs[0].claim_id.startswith(prefix): - cached_iteration is None and print(f'Found "{prefix}" in {i} iterations.') - return stream - if cached_iteration: - raise ValueError(f'Failed to find "{prefix}" at cached iteration, run with None to find iteration.') - raise ValueError(f'Failed to find "{prefix}" in {iterations} iterations, try different values.') - - def get_channel_with_claim_id_prefix(self, prefix, cached_iteration=None, **kwargs): - return self._get_x_with_claim_id_prefix(self.get_channel, prefix, cached_iteration, **kwargs) - - def get_stream_with_claim_id_prefix(self, prefix, cached_iteration=None, **kwargs): - return self._get_x_with_claim_id_prefix(self.get_stream, prefix, cached_iteration, **kwargs) - - def test_canonical_url_and_channel_validation(self): - advance = self.advance - - tx_chan_a = self.get_channel_with_claim_id_prefix('a', 1, key=b'c') - tx_chan_ab = self.get_channel_with_claim_id_prefix('ab', 72, key=b'c') - txo_chan_a = tx_chan_a[0].outputs[0] - txo_chan_ab = tx_chan_ab[0].outputs[0] - advance(1, [tx_chan_a]) - advance(2, [tx_chan_ab]) - (r_ab, r_a) = search(order_by=['creation_height'], limit=2) - self.assertEqual("@foo#a", r_a['short_url']) - self.assertEqual("@foo#ab", r_ab['short_url']) - self.assertIsNone(r_a['canonical_url']) - self.assertIsNone(r_ab['canonical_url']) - self.assertEqual(0, r_a['claims_in_channel']) - self.assertEqual(0, r_ab['claims_in_channel']) - - tx_a = self.get_stream_with_claim_id_prefix('a', 2) - tx_ab = self.get_stream_with_claim_id_prefix('ab', 42) - tx_abc = self.get_stream_with_claim_id_prefix('abc', 65) - advance(3, [tx_a]) - advance(4, [tx_ab, tx_abc]) - (r_abc, r_ab, r_a) = search(order_by=['creation_height', 'tx_position'], limit=3) - self.assertEqual("foo#a", r_a['short_url']) - self.assertEqual("foo#ab", r_ab['short_url']) - self.assertEqual("foo#abc", r_abc['short_url']) - self.assertIsNone(r_a['canonical_url']) - self.assertIsNone(r_ab['canonical_url']) - self.assertIsNone(r_abc['canonical_url']) - - tx_a2 = self.get_stream_with_claim_id_prefix('a', 7, channel=txo_chan_a) - tx_ab2 = self.get_stream_with_claim_id_prefix('ab', 23, channel=txo_chan_a) - a2_claim = tx_a2[0].outputs[0] - ab2_claim = tx_ab2[0].outputs[0] - advance(6, [tx_a2]) - advance(7, [tx_ab2]) - (r_ab2, r_a2) = search(order_by=['creation_height'], limit=2) - self.assertEqual(f"foo#{a2_claim.claim_id[:2]}", r_a2['short_url']) - self.assertEqual(f"foo#{ab2_claim.claim_id[:4]}", r_ab2['short_url']) - self.assertEqual("@foo#a/foo#a", r_a2['canonical_url']) - self.assertEqual("@foo#a/foo#ab", r_ab2['canonical_url']) - self.assertEqual(2, search(claim_id=txo_chan_a.claim_id, limit=1)[0]['claims_in_channel']) - - # change channel public key, invaliding stream claim signatures - advance(8, [self.get_channel_update(txo_chan_a, COIN, key=b'a')]) - (r_ab2, r_a2) = search(order_by=['creation_height'], limit=2) - self.assertEqual(f"foo#{a2_claim.claim_id[:2]}", r_a2['short_url']) - self.assertEqual(f"foo#{ab2_claim.claim_id[:4]}", r_ab2['short_url']) - self.assertIsNone(r_a2['canonical_url']) - self.assertIsNone(r_ab2['canonical_url']) - self.assertEqual(0, search(claim_id=txo_chan_a.claim_id, limit=1)[0]['claims_in_channel']) - - # reinstate previous channel public key (previous stream claim signatures become valid again) - channel_update = self.get_channel_update(txo_chan_a, COIN, key=b'c') - advance(9, [channel_update]) - (r_ab2, r_a2) = search(order_by=['creation_height'], limit=2) - self.assertEqual(f"foo#{a2_claim.claim_id[:2]}", r_a2['short_url']) - self.assertEqual(f"foo#{ab2_claim.claim_id[:4]}", r_ab2['short_url']) - self.assertEqual("@foo#a/foo#a", r_a2['canonical_url']) - self.assertEqual("@foo#a/foo#ab", r_ab2['canonical_url']) - self.assertEqual(2, search(claim_id=txo_chan_a.claim_id, limit=1)[0]['claims_in_channel']) - self.assertEqual(0, search(claim_id=txo_chan_ab.claim_id, limit=1)[0]['claims_in_channel']) - - # change channel of stream - self.assertEqual("@foo#a/foo#ab", search(claim_id=ab2_claim.claim_id, limit=1)[0]['canonical_url']) - tx_ab2 = self.get_stream_update(tx_ab2, COIN, txo_chan_ab) - advance(10, [tx_ab2]) - self.assertEqual("@foo#ab/foo#a", search(claim_id=ab2_claim.claim_id, limit=1)[0]['canonical_url']) - # TODO: currently there is a bug where stream leaving a channel does not update that channels claims count - self.assertEqual(2, search(claim_id=txo_chan_a.claim_id, limit=1)[0]['claims_in_channel']) - # TODO: after bug is fixed remove test above and add test below - #self.assertEqual(1, search(claim_id=txo_chan_a.claim_id, limit=1)[0]['claims_in_channel']) - self.assertEqual(1, search(claim_id=txo_chan_ab.claim_id, limit=1)[0]['claims_in_channel']) - - # claim abandon updates claims_in_channel - advance(11, [self.get_abandon(tx_ab2)]) - self.assertEqual(0, search(claim_id=txo_chan_ab.claim_id, limit=1)[0]['claims_in_channel']) - - # delete channel, invaliding stream claim signatures - advance(12, [self.get_abandon(channel_update)]) - (r_a2,) = search(order_by=['creation_height'], limit=1) - self.assertEqual(f"foo#{a2_claim.claim_id[:2]}", r_a2['short_url']) - self.assertIsNone(r_a2['canonical_url']) - - def test_resolve_issue_2448(self): - advance = self.advance - - tx_chan_a = self.get_channel_with_claim_id_prefix('a', 1, key=b'c') - tx_chan_ab = self.get_channel_with_claim_id_prefix('ab', 72, key=b'c') - txo_chan_a = tx_chan_a[0].outputs[0] - txo_chan_ab = tx_chan_ab[0].outputs[0] - advance(1, [tx_chan_a]) - advance(2, [tx_chan_ab]) - - self.assertEqual(reader.resolve_url("@foo#a")['claim_hash'], txo_chan_a.claim_hash) - self.assertEqual(reader.resolve_url("@foo#ab")['claim_hash'], txo_chan_ab.claim_hash) - - # update increase last height change of channel - advance(9, [self.get_channel_update(txo_chan_a, COIN, key=b'c')]) - - # make sure that activation_height is used instead of height (issue #2448) - self.assertEqual(reader.resolve_url("@foo#a")['claim_hash'], txo_chan_a.claim_hash) - self.assertEqual(reader.resolve_url("@foo#ab")['claim_hash'], txo_chan_ab.claim_hash) - - def test_canonical_find_shortest_id(self): - new_hash = 'abcdef0123456789beef' - other0 = '1bcdef0123456789beef' - other1 = 'ab1def0123456789beef' - other2 = 'abc1ef0123456789beef' - other3 = 'abcdef0123456789bee1' - f = FindShortestID() - f.step(other0, new_hash) - self.assertEqual('#a', f.finalize()) - f.step(other1, new_hash) - self.assertEqual('#abc', f.finalize()) - f.step(other2, new_hash) - self.assertEqual('#abcd', f.finalize()) - f.step(other3, new_hash) - self.assertEqual('#abcdef0123456789beef', f.finalize()) - - -@unittest.skip("port trending tests to ES") # TODO: port trending tests to ES -class TestTrending(TestSQLDB): - - def test_trending(self): - advance, state = self.advance, self.state - no_trend = self.get_stream('Claim A', COIN) - downwards = self.get_stream('Claim B', COIN) - up_small = self.get_stream('Claim C', COIN) - up_medium = self.get_stream('Claim D', COIN) - up_biggly = self.get_stream('Claim E', COIN) - claims = advance(1, [up_biggly, up_medium, up_small, no_trend, downwards]) - for window in range(1, 8): - advance(zscore.TRENDING_WINDOW * window, [ - self.get_support(downwards, (20-window)*COIN), - self.get_support(up_small, int(20+(window/10)*COIN)), - self.get_support(up_medium, (20+(window*(2 if window == 7 else 1)))*COIN), - self.get_support(up_biggly, (20+(window*(3 if window == 7 else 1)))*COIN), - ]) - results = search(order_by=['trending_local']) - self.assertEqual([c.claim_id for c in claims], [hexlify(c['claim_hash'][::-1]).decode() for c in results]) - self.assertEqual([10, 6, 2, 0, -2], [int(c['trending_local']) for c in results]) - self.assertEqual([53, 38, -32, 0, -6], [int(c['trending_global']) for c in results]) - self.assertEqual([4, 4, 2, 0, 1], [int(c['trending_group']) for c in results]) - self.assertEqual([53, 38, 2, 0, -6], [int(c['trending_mixed']) for c in results]) - - def test_edge(self): - problematic = self.get_stream('Problem', COIN) - self.advance(1, [problematic]) - self.advance(zscore.TRENDING_WINDOW, [self.get_support(problematic, 53000000000)]) - self.advance(zscore.TRENDING_WINDOW * 2, [self.get_support(problematic, 500000000)]) - - -@unittest.skip("filtering/blocking is applied during ES sync, this needs to be ported to integration test") -class TestContentBlocking(TestSQLDB): - - def test_blocking_and_filtering(self): - # content claims and channels - tx0 = self.get_channel('A Channel', COIN, '@channel1') - regular_channel = tx0[0].outputs[0] - tx1 = self.get_stream('Claim One', COIN, 'claim1') - tx2 = self.get_stream('Claim Two', COIN, 'claim2', regular_channel) - tx3 = self.get_stream('Claim Three', COIN, 'claim3') - self.advance(1, [tx0, tx1, tx2, tx3]) - claim1, claim2, claim3 = tx1[0].outputs[0], tx2[0].outputs[0], tx3[0].outputs[0] - - # block and filter channels - tx0 = self.get_channel('Blocking Channel', COIN, '@block') - tx1 = self.get_channel('Filtering Channel', COIN, '@filter') - blocking_channel = tx0[0].outputs[0] - filtering_channel = tx1[0].outputs[0] - self.sql.blocking_channel_hashes.add(blocking_channel.claim_hash) - self.sql.filtering_channel_hashes.add(filtering_channel.claim_hash) - self.advance(2, [tx0, tx1]) - self.assertEqual({}, dict(self.sql.blocked_streams)) - self.assertEqual({}, dict(self.sql.blocked_channels)) - self.assertEqual({}, dict(self.sql.filtered_streams)) - self.assertEqual({}, dict(self.sql.filtered_channels)) - - # nothing blocked - results, _ = reader.resolve([ - claim1.claim_name, claim2.claim_name, - claim3.claim_name, regular_channel.claim_name - ]) - self.assertEqual(claim1.claim_hash, results[0]['claim_hash']) - self.assertEqual(claim2.claim_hash, results[1]['claim_hash']) - self.assertEqual(claim3.claim_hash, results[2]['claim_hash']) - self.assertEqual(regular_channel.claim_hash, results[3]['claim_hash']) - - # nothing filtered - results, censor = censored_search() - self.assertEqual(6, len(results)) - self.assertEqual(0, censor.total) - self.assertEqual({}, censor.censored) - - # block claim reposted to blocking channel, also gets filtered - repost_tx1 = self.get_repost(claim1.claim_id, COIN, blocking_channel) - repost1 = repost_tx1[0].outputs[0] - self.advance(3, [repost_tx1]) - self.assertEqual( - {repost1.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.blocked_streams) - ) - self.assertEqual({}, dict(self.sql.blocked_channels)) - self.assertEqual( - {repost1.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.filtered_streams) - ) - self.assertEqual({}, dict(self.sql.filtered_channels)) - - # claim is blocked from results by direct repost - results, censor = censored_search(text='Claim') - self.assertEqual(2, len(results)) - self.assertEqual(claim2.claim_hash, results[0]['claim_hash']) - self.assertEqual(claim3.claim_hash, results[1]['claim_hash']) - self.assertEqual(1, censor.total) - self.assertEqual({blocking_channel.claim_hash: 1}, censor.censored) - results, _ = reader.resolve([claim1.claim_name]) - self.assertEqual( - f"Resolve of 'claim1' was censored by channel with claim id '{blocking_channel.claim_id}'.", - results[0].args[0] - ) - results, _ = reader.resolve([ - claim2.claim_name, regular_channel.claim_name # claim2 and channel still resolved - ]) - self.assertEqual(claim2.claim_hash, results[0]['claim_hash']) - self.assertEqual(regular_channel.claim_hash, results[1]['claim_hash']) - - # block claim indirectly by blocking its parent channel - repost_tx2 = self.get_repost(regular_channel.claim_id, COIN, blocking_channel) - repost2 = repost_tx2[0].outputs[0] - self.advance(4, [repost_tx2]) - self.assertEqual( - {repost1.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.blocked_streams) - ) - self.assertEqual( - {repost2.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.blocked_channels) - ) - self.assertEqual( - {repost1.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.filtered_streams) - ) - self.assertEqual( - {repost2.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.filtered_channels) - ) - - # claim in blocked channel is filtered from search and can't resolve - results, censor = censored_search(text='Claim') - self.assertEqual(1, len(results)) - self.assertEqual(claim3.claim_hash, results[0]['claim_hash']) - self.assertEqual(2, censor.total) - self.assertEqual({blocking_channel.claim_hash: 2}, censor.censored) - results, _ = reader.resolve([ - claim2.claim_name, regular_channel.claim_name # claim2 and channel don't resolve - ]) - self.assertEqual( - f"Resolve of 'claim2' was censored by channel with claim id '{blocking_channel.claim_id}'.", - results[0].args[0] - ) - self.assertEqual( - f"Resolve of '@channel1' was censored by channel with claim id '{blocking_channel.claim_id}'.", - results[1].args[0] - ) - results, _ = reader.resolve([claim3.claim_name]) # claim3 still resolved - self.assertEqual(claim3.claim_hash, results[0]['claim_hash']) - - # filtered claim is only filtered and not blocked - repost_tx3 = self.get_repost(claim3.claim_id, COIN, filtering_channel) - repost3 = repost_tx3[0].outputs[0] - self.advance(5, [repost_tx3]) - self.assertEqual( - {repost1.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.blocked_streams) - ) - self.assertEqual( - {repost2.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.blocked_channels) - ) - self.assertEqual( - {repost1.claim.repost.reference.claim_hash: blocking_channel.claim_hash, - repost3.claim.repost.reference.claim_hash: filtering_channel.claim_hash}, - dict(self.sql.filtered_streams) - ) - self.assertEqual( - {repost2.claim.repost.reference.claim_hash: blocking_channel.claim_hash}, - dict(self.sql.filtered_channels) - ) - - # filtered claim doesn't return in search but is resolveable - results, censor = censored_search(text='Claim') - self.assertEqual(0, len(results)) - self.assertEqual(3, censor.total) - self.assertEqual({blocking_channel.claim_hash: 2, filtering_channel.claim_hash: 1}, censor.censored) - results, _ = reader.resolve([claim3.claim_name]) # claim3 still resolved - self.assertEqual(claim3.claim_hash, results[0]['claim_hash']) - - # abandon unblocks content - self.advance(6, [ - self.get_abandon(repost_tx1), - self.get_abandon(repost_tx2), - self.get_abandon(repost_tx3) - ]) - self.assertEqual({}, dict(self.sql.blocked_streams)) - self.assertEqual({}, dict(self.sql.blocked_channels)) - self.assertEqual({}, dict(self.sql.filtered_streams)) - self.assertEqual({}, dict(self.sql.filtered_channels)) - results, censor = censored_search(text='Claim') - self.assertEqual(3, len(results)) - self.assertEqual(0, censor.total) - results, censor = censored_search() - self.assertEqual(6, len(results)) - self.assertEqual(0, censor.total) - results, _ = reader.resolve([ - claim1.claim_name, claim2.claim_name, - claim3.claim_name, regular_channel.claim_name - ]) - self.assertEqual(claim1.claim_hash, results[0]['claim_hash']) - self.assertEqual(claim2.claim_hash, results[1]['claim_hash']) - self.assertEqual(claim3.claim_hash, results[2]['claim_hash']) - self.assertEqual(regular_channel.claim_hash, results[3]['claim_hash']) - - def test_pagination(self): - one, two, three, four, five, six, seven, filter_channel = self.advance(1, [ - self.get_stream('One', COIN), - self.get_stream('Two', COIN), - self.get_stream('Three', COIN), - self.get_stream('Four', COIN), - self.get_stream('Five', COIN), - self.get_stream('Six', COIN), - self.get_stream('Seven', COIN), - self.get_channel('Filtering Channel', COIN, '@filter'), - ]) - self.sql.filtering_channel_hashes.add(filter_channel.claim_hash) - - # nothing filtered - results, censor = censored_search(order_by='^height', offset=1, limit=3) - self.assertEqual(3, len(results)) - self.assertEqual( - [two.claim_hash, three.claim_hash, four.claim_hash], - [r['claim_hash'] for r in results] - ) - self.assertEqual(0, censor.total) - - # content filtered - repost1, repost2 = self.advance(2, [ - self.get_repost(one.claim_id, COIN, filter_channel), - self.get_repost(two.claim_id, COIN, filter_channel), - ]) - results, censor = censored_search(order_by='^height', offset=1, limit=3) - self.assertEqual(3, len(results)) - self.assertEqual( - [four.claim_hash, five.claim_hash, six.claim_hash], - [r['claim_hash'] for r in results] - ) - self.assertEqual(2, censor.total) - self.assertEqual({filter_channel.claim_hash: 2}, censor.censored) From 9365708bb202143d4e816d03c23846b3f4f61168 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 9 Sep 2021 17:12:12 -0400 Subject: [PATCH 173/206] fix release_time and creation_timestamp --- lbry/wallet/server/leveldb.py | 15 +++++++++++---- .../integration/blockchain/test_claim_commands.py | 9 +++++++++ 2 files changed, 20 insertions(+), 4 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 51a397c846..f39b5ceda2 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -667,8 +667,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): 'tx_num': claim.tx_num, 'tx_nout': claim.position, 'amount': claim.amount, - 'timestamp': 0, # TODO: fix - 'creation_timestamp': 0, # TODO: fix + 'timestamp': self.estimate_timestamp(claim.height), + 'creation_timestamp': self.estimate_timestamp(claim.creation_height), 'height': claim.height, 'creation_height': claim.creation_height, 'activation_height': claim.activation_height, @@ -713,8 +713,10 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): value['duration'] = reposted_duration elif metadata.is_stream and (metadata.stream.video.duration or metadata.stream.audio.duration): value['duration'] = metadata.stream.video.duration or metadata.stream.audio.duration - if metadata.is_stream and metadata.stream.release_time: - value['release_time'] = metadata.stream.release_time + if metadata.is_stream: + value['release_time'] = metadata.stream.release_time or value['creation_timestamp'] + elif metadata.is_repost or metadata.is_collection: + value['release_time'] = value['creation_timestamp'] return value async def all_claims_producer(self, batch_size=500_000): @@ -871,6 +873,11 @@ def get_headers(): assert len(headers) - 1 == self.db_height, f"{len(headers)} vs {self.db_height}" self.headers = headers + def estimate_timestamp(self, height: int) -> int: + if height < len(self.headers): + return struct.unpack(' Date: Mon, 13 Sep 2021 10:50:02 -0400 Subject: [PATCH 174/206] claim search fixes --- .../server/db/elasticsearch/constants.py | 10 +- lbry/wallet/server/db/elasticsearch/search.py | 96 +------------------ lbry/wallet/server/leveldb.py | 21 ++-- lbry/wallet/server/session.py | 12 ++- .../blockchain/test_resolve_command.py | 12 +-- 5 files changed, 37 insertions(+), 114 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index 3ba70f84dc..5c33df82e9 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -72,11 +72,13 @@ ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS REPLACEMENTS = { - 'trending_mixed': 'trending_score', + 'name': 'normalized', 'txid': 'tx_id', 'nout': 'tx_nout', + 'trending_mixed': 'trending_score', 'normalized_name': 'normalized', - 'stream_types': 'stream_type', - 'media_types': 'media_type', - 'reposted': 'repost_count' + 'reposted': 'repost_count', + # 'stream_types': 'stream_type', + # 'media_types': 'media_type', + 'valid_channel_signature': 'is_signature_valid' } diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index e98fdfb9f5..342b63f4a5 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -231,7 +231,7 @@ def producer(): if not ok: self.logger.warning("updating trending failed for an item: %s", item) await self.sync_client.indices.refresh(self.index) - self.logger.warning("updated trending scores in %ims", int((time.perf_counter() - start) * 1000)) + self.logger.info("updated trending scores in %ims", int((time.perf_counter() - start) * 1000)) async def apply_filters(self, blocked_streams, blocked_channels, filtered_streams, filtered_channels): if filtered_streams: @@ -341,24 +341,6 @@ async def cached_search(self, kwargs): cache_item.result = result return result - # async def resolve(self, *urls): - # censor = Censor(Censor.RESOLVE) - # results = [await self.resolve_url(url) for url in urls] - # # just heat the cache - # await self.populate_claim_cache(*filter(lambda x: isinstance(x, str), results)) - # results = [self._get_from_cache_or_error(url, result) for url, result in zip(urls, results)] - # - # censored = [ - # result if not isinstance(result, dict) or not censor.censor(result) - # else ResolveCensoredError(url, result['censoring_channel_hash']) - # for url, result in zip(urls, results) - # ] - # return results, censored, censor - - def _get_from_cache_or_error(self, url: str, resolution: Union[LookupError, StreamResolution, ChannelResolution]): - cached = self.claim_cache.get(resolution) - return cached or (resolution if isinstance(resolution, LookupError) else resolution.lookup_error(url)) - async def get_many(self, *claim_ids): await self.populate_claim_cache(*claim_ids) return filter(None, map(self.claim_cache.get, claim_ids)) @@ -389,10 +371,6 @@ async def full_id_from_short_id(self, name, short_id, channel_id=None): return self.short_id_cache.get(key, None) async def search(self, **kwargs): - if 'channel' in kwargs: - kwargs['channel_id'] = await self.resolve_url(kwargs.pop('channel')) - if not kwargs['channel_id'] or not isinstance(kwargs['channel_id'], str): - return [], 0, 0 try: return await self.search_ahead(**kwargs) except NotFoundError: @@ -477,78 +455,6 @@ def __search_ahead(self, search_hits: list, page_size: int, per_channel_per_page next_page_hits_maybe_check_later.append((hit_id, hit_channel_id)) return reordered_hits - async def resolve_url(self, raw_url): - if raw_url not in self.resolution_cache: - self.resolution_cache[raw_url] = await self._resolve_url(raw_url) - return self.resolution_cache[raw_url] - - async def _resolve_url(self, raw_url): - try: - url = URL.parse(raw_url) - except ValueError as e: - return e - - stream = LookupError(f'Could not find claim at "{raw_url}".') - - channel_id = await self.resolve_channel_id(url) - if isinstance(channel_id, LookupError): - return channel_id - stream = (await self.resolve_stream(url, channel_id if isinstance(channel_id, str) else None)) or stream - if url.has_stream: - return StreamResolution(stream) - else: - return ChannelResolution(channel_id) - - async def resolve_channel_id(self, url: URL): - if not url.has_channel: - return - if url.channel.is_fullid: - return url.channel.claim_id - if url.channel.is_shortid: - channel_id = await self.full_id_from_short_id(url.channel.name, url.channel.claim_id) - if not channel_id: - return LookupError(f'Could not find channel in "{url}".') - return channel_id - - query = url.channel.to_dict() - if set(query) == {'name'}: - query['is_controlling'] = True - else: - query['order_by'] = ['^creation_height'] - matches, _, _ = await self.search(**query, limit=1) - if matches: - channel_id = matches[0]['claim_id'] - else: - return LookupError(f'Could not find channel in "{url}".') - return channel_id - - async def resolve_stream(self, url: URL, channel_id: str = None): - if not url.has_stream: - return None - if url.has_channel and channel_id is None: - return None - query = url.stream.to_dict() - if url.stream.claim_id is not None: - if url.stream.is_fullid: - claim_id = url.stream.claim_id - else: - claim_id = await self.full_id_from_short_id(query['name'], query['claim_id'], channel_id) - return claim_id - - if channel_id is not None: - if set(query) == {'name'}: - # temporarily emulate is_controlling for claims in channel - query['order_by'] = ['effective_amount', '^height'] - else: - query['order_by'] = ['^channel_join'] - query['channel_id'] = channel_id - query['signature_valid'] = True - elif set(query) == {'name'}: - query['is_controlling'] = True - matches, _, _ = await self.search(**query, limit=1) - if matches: - return matches[0]['claim_id'] - async def _get_referenced_rows(self, txo_rows: List[dict]): txo_rows = [row for row in txo_rows if isinstance(row, dict)] referenced_ids = set(filter(None, map(itemgetter('reposted_claim_id'), txo_rows))) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index f39b5ceda2..304855d4c0 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -357,7 +357,8 @@ def _resolve_claim_in_channel(self, channel_hash: bytes, normalized_name: str): return return list(sorted(candidates, key=lambda item: item[1]))[0] - def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError]: + def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError, + OptionalResolveResultOrError]: try: parsed = URL.parse(url) except ValueError as e: @@ -374,7 +375,7 @@ def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Optiona if channel: resolved_channel = self._resolve(channel.name, channel.claim_id, channel.amount_order) if not resolved_channel: - return None, LookupError(f'Could not find channel in "{url}".') + return None, LookupError(f'Could not find channel in "{url}".'), None if stream: if resolved_channel: stream_claim = self._resolve_claim_in_channel(resolved_channel.claim_hash, stream.normalized) @@ -386,8 +387,9 @@ def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Optiona if not channel and not resolved_channel and resolved_stream and resolved_stream.channel_hash: resolved_channel = self._fs_get_claim_by_hash(resolved_stream.channel_hash) if not resolved_stream: - return LookupError(f'Could not find claim at "{url}".'), None + return LookupError(f'Could not find claim at "{url}".'), None, None + repost = None if resolved_stream or resolved_channel: claim_hash = resolved_stream.claim_hash if resolved_stream else resolved_channel.claim_hash claim = resolved_stream if resolved_stream else resolved_channel @@ -397,10 +399,13 @@ def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Optiona reposted_claim_hash) or self.blocked_channels.get(claim.channel_hash) if blocker_hash: reason_row = self._fs_get_claim_by_hash(blocker_hash) - return None, ResolveCensoredError(url, blocker_hash, censor_row=reason_row) - return resolved_stream, resolved_channel + return None, ResolveCensoredError(url, blocker_hash, censor_row=reason_row), None + if claim.reposted_claim_hash: + repost = self._fs_get_claim_by_hash(claim.reposted_claim_hash) + return resolved_stream, resolved_channel, repost - async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError]: + async def fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, OptionalResolveResultOrError, + OptionalResolveResultOrError]: return await asyncio.get_event_loop().run_in_executor(None, self._fs_resolve, url) def _fs_get_claim_by_hash(self, claim_hash): @@ -721,9 +726,9 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): async def all_claims_producer(self, batch_size=500_000): batch = [] - for claim_hash, v in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix): + for claim_hash, claim_txo in self.claim_to_txo.items(): # TODO: fix the couple of claim txos that dont have controlling names - if not self.db.get(Prefixes.claim_takeover.pack_key(Prefixes.claim_to_txo.unpack_value(v).normalized_name)): + if not self.db.get(Prefixes.claim_takeover.pack_key(claim_txo.normalized_name)): continue claim = self._fs_get_claim_by_hash(claim_hash[1:]) if claim: diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 7672612132..23b713d1a6 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -983,6 +983,12 @@ async def claimtrie_search(self, **kwargs): kwargs['release_time'] = format_release_time(kwargs.get('release_time')) try: self.session_mgr.pending_query_metric.inc() + if 'channel' in kwargs: + channel_url = kwargs.pop('channel') + _, channel_claim, _ = await self.db.fs_resolve(channel_url) + if not channel_claim or isinstance(channel_claim, (ResolveCensoredError, LookupError, ValueError)): + return Outputs.to_base64([], [], 0, None, None) + kwargs['channel_id'] = channel_claim.claim_hash.hex() return await self.db.search_index.cached_search(kwargs) except ConnectionTimeout: self.session_mgr.interrupt_count_metric.inc() @@ -1000,7 +1006,7 @@ async def claimtrie_resolve(self, *urls): rows, extra = [], [] for url in urls: self.session_mgr.urls_to_resolve_count_metric.inc() - stream, channel = await self.db.fs_resolve(url) + stream, channel, repost = await self.db.fs_resolve(url) self.session_mgr.resolved_url_count_metric.inc() if isinstance(channel, ResolveCensoredError): rows.append(channel) @@ -1011,12 +1017,16 @@ async def claimtrie_resolve(self, *urls): elif channel and not stream: rows.append(channel) # print("resolved channel", channel.name.decode()) + if repost: + extra.append(repost) elif stream: # print("resolved stream", stream.name.decode()) rows.append(stream) if channel: # print("and channel", channel.name.decode()) extra.append(channel) + if repost: + extra.append(repost) # print("claimtrie resolve %i rows %i extrat" % (len(rows), len(extra))) return Outputs.to_base64(rows, extra, 0, None, None) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 089628f694..637dec6cde 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -28,7 +28,7 @@ async def assertResolvesToClaimId(self, name, claim_id): async def assertNoClaimForName(self, name: str): lbrycrd_winning = json.loads(await self.blockchain._cli_cmnd('getvalueforname', name)) - stream, channel = await self.conductor.spv_node.server.bp.db.fs_resolve(name) + stream, channel, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(name) self.assertNotIn('claimId', lbrycrd_winning) if stream is not None: self.assertIsInstance(stream, LookupError) @@ -48,7 +48,7 @@ async def assertNoClaim(self, claim_id: str): async def assertMatchWinningClaim(self, name): expected = json.loads(await self.blockchain._cli_cmnd('getvalueforname', name)) - stream, channel = await self.conductor.spv_node.server.bp.db.fs_resolve(name) + stream, channel, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(name) claim = stream if stream else channel claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search( claim_id=claim.claim_hash.hex() @@ -657,7 +657,7 @@ async def test_spec_example(self): await self.generate(32 * 10 - 1) self.assertEqual(1120, self.conductor.spv_node.server.bp.db.db_height) claim_id_B = (await self.stream_create(name, '20.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] - claim_B, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_B}") + claim_B, _, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_B}") self.assertEqual(1121, self.conductor.spv_node.server.bp.db.db_height) self.assertEqual(1131, claim_B.activation_height) await self.assertMatchClaimIsWinning(name, claim_id_A) @@ -674,7 +674,7 @@ async def test_spec_example(self): # State: A(10+14) is controlling, B(20) is accepted, C(50) is accepted. claim_id_C = (await self.stream_create(name, '50.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] self.assertEqual(1123, self.conductor.spv_node.server.bp.db.db_height) - claim_C, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_C}") + claim_C, _, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_C}") self.assertEqual(1133, claim_C.activation_height) await self.assertMatchClaimIsWinning(name, claim_id_A) @@ -692,7 +692,7 @@ async def test_spec_example(self): # State: A(10+14) is controlling, B(20) is active, C(50) is accepted, D(300) is accepted. claim_id_D = (await self.stream_create(name, '300.0', allow_duplicate_name=True))['outputs'][0]['claim_id'] self.assertEqual(1132, self.conductor.spv_node.server.bp.db.db_height) - claim_D, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_D}") + claim_D, _, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_D}") self.assertEqual(False, claim_D.is_controlling) self.assertEqual(801, claim_D.last_takeover_height) self.assertEqual(1142, claim_D.activation_height) @@ -702,7 +702,7 @@ async def test_spec_example(self): # State: A(10+14) is active, B(20) is active, C(50) is active, D(300) is controlling await self.generate(1) self.assertEqual(1133, self.conductor.spv_node.server.bp.db.db_height) - claim_D, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_D}") + claim_D, _, _ = await self.conductor.spv_node.server.bp.db.fs_resolve(f"{name}:{claim_id_D}") self.assertEqual(True, claim_D.is_controlling) self.assertEqual(1133, claim_D.last_takeover_height) self.assertEqual(1133, claim_D.activation_height) From 6231861dd681ccb5ef80411c2caca6c4b1a83df6 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 13 Sep 2021 11:56:44 -0400 Subject: [PATCH 175/206] merge conflicts --- lbry/wallet/server/db/elasticsearch/constants.py | 6 +++--- lbry/wallet/server/db/elasticsearch/search.py | 7 ++----- 2 files changed, 5 insertions(+), 8 deletions(-) diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index 5c33df82e9..759c4364c9 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -58,7 +58,7 @@ TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'description', 'claim_id', 'censoring_channel_id', 'media_type', 'normalized', 'public_key_bytes', 'public_key_id', 'short_url', 'signature', - 'name', 'signature_digest', 'stream_type', 'title', 'tx_id', 'fee_currency', 'reposted_claim_id', + 'name', 'signature_digest', 'title', 'tx_id', 'fee_currency', 'reposted_claim_id', 'tags'} RANGE_FIELDS = { @@ -78,7 +78,7 @@ 'trending_mixed': 'trending_score', 'normalized_name': 'normalized', 'reposted': 'repost_count', - # 'stream_types': 'stream_type', - # 'media_types': 'media_type', + 'stream_types': 'stream_type', + 'media_types': 'media_type', 'valid_channel_signature': 'is_signature_valid' } diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 342b63f4a5..6c0144d2cf 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -9,7 +9,6 @@ from elasticsearch import AsyncElasticsearch, NotFoundError, ConnectionError from elasticsearch.helpers import async_streaming_bulk - from lbry.error import ResolveCensoredError, TooManyClaimSearchParametersError from lbry.schema.result import Outputs, Censor from lbry.schema.tags import clean_tags @@ -503,8 +502,8 @@ def expand_query(**kwargs): value = CLAIM_TYPES[value] else: value = [CLAIM_TYPES[claim_type] for claim_type in value] - # elif key == 'stream_type': - # value = STREAM_TYPES[value] if isinstance(value, str) else list(map(STREAM_TYPES.get, value)) + elif key == 'stream_type': + value = [STREAM_TYPES[value]] if isinstance(value, str) else list(map(STREAM_TYPES.get, value)) if key == '_id': if isinstance(value, Iterable): value = [item[::-1].hex() for item in value] @@ -512,8 +511,6 @@ def expand_query(**kwargs): value = value[::-1].hex() if not many and key in ('_id', 'claim_id') and len(value) < 20: partial_id = True - if key == 'public_key_id': - value = Base58.decode(value)[1:21].hex() if key in ('signature_valid', 'has_source'): continue # handled later if key in TEXT_FIELDS: From a5673268537a5c0fad7ceedb86981a26fd61a431 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 13 Sep 2021 14:55:34 -0400 Subject: [PATCH 176/206] fix all_claims_producer --- lbry/wallet/server/leveldb.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 304855d4c0..df0c4eaad5 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -730,7 +730,7 @@ async def all_claims_producer(self, batch_size=500_000): # TODO: fix the couple of claim txos that dont have controlling names if not self.db.get(Prefixes.claim_takeover.pack_key(claim_txo.normalized_name)): continue - claim = self._fs_get_claim_by_hash(claim_hash[1:]) + claim = self._fs_get_claim_by_hash(claim_hash) if claim: batch.append(claim) if len(batch) == batch_size: From 1ee1a5f2a1809437f58b9c869e893b6301c398b4 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 13 Sep 2021 19:10:52 -0400 Subject: [PATCH 177/206] fix es sync.py --- lbry/wallet/server/db/elasticsearch/sync.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/db/elasticsearch/sync.py b/lbry/wallet/server/db/elasticsearch/sync.py index 9bccb40900..d990c96cc8 100644 --- a/lbry/wallet/server/db/elasticsearch/sync.py +++ b/lbry/wallet/server/db/elasticsearch/sync.py @@ -57,8 +57,9 @@ async def run_sync(index_name='claims', db=None, clients=32): logging.info("ES sync host: %s:%i", env.elastic_host, env.elastic_port) es = AsyncElasticsearch([{'host': env.elastic_host, 'port': env.elastic_port}]) claim_generator = get_all_claims(index_name=index_name, db=db) + try: - await asyncio.gather(*(async_bulk(es, claim_generator, request_timeout=600) for _ in range(clients))) + await async_bulk(es, claim_generator, request_timeout=600) await es.indices.refresh(index=index_name) finally: await es.close() From ece2d1e78a2fd9e2c81aea217b95e26f8cd12a31 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 15 Sep 2021 13:17:26 -0400 Subject: [PATCH 178/206] `name` and `normalized` -> `claim_name` and `normalized_name` -update generated pb files --- lbry/schema/types/v2/hub_pb2.py | 70 ++---- lbry/schema/types/v2/hub_pb2_grpc.py | 4 +- lbry/schema/types/v2/result_pb2.py | 202 +++++++++--------- lbry/schema/types/v2/result_pb2_grpc.py | 4 + .../server/db/elasticsearch/constants.py | 10 +- lbry/wallet/server/db/elasticsearch/search.py | 8 +- lbry/wallet/server/leveldb.py | 4 +- .../blockchain/test_wallet_server_sessions.py | 3 +- 8 files changed, 139 insertions(+), 166 deletions(-) create mode 100644 lbry/schema/types/v2/result_pb2_grpc.py diff --git a/lbry/schema/types/v2/hub_pb2.py b/lbry/schema/types/v2/hub_pb2.py index 31a3709056..d71a178ceb 100644 --- a/lbry/schema/types/v2/hub_pb2.py +++ b/lbry/schema/types/v2/hub_pb2.py @@ -11,7 +11,7 @@ _sym_db = _symbol_database.Default() -import lbry.schema.types.v2.result_pb2 as result__pb2 +from . import result_pb2 as result__pb2 DESCRIPTOR = _descriptor.FileDescriptor( @@ -20,7 +20,7 @@ syntax='proto3', serialized_options=b'Z$github.com/lbryio/hub/protobuf/go/pb', create_key=_descriptor._internal_create_key, - serialized_pb=b'\n\thub.proto\x12\x02pb\x1a\x0cresult.proto\"0\n\x0fInvertibleField\x12\x0e\n\x06invert\x18\x01 \x01(\x08\x12\r\n\x05value\x18\x02 \x03(\t\"\x1a\n\tBoolValue\x12\r\n\x05value\x18\x01 \x01(\x08\"\x1c\n\x0bUInt32Value\x12\r\n\x05value\x18\x01 \x01(\r\"j\n\nRangeField\x12\x1d\n\x02op\x18\x01 \x01(\x0e\x32\x11.pb.RangeField.Op\x12\r\n\x05value\x18\x02 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\x01(\x0b\x32\x0e.pb.RangeField\x12\r\n\x05tx_id\x18+ \x01(\t\x12 \n\x07tx_nout\x18, \x01(\x0b\x32\x0f.pb.UInt32Value\x12\x11\n\tsignature\x18- \x01(\t\x12\x18\n\x10signature_digest\x18. \x01(\t\x12\x18\n\x10public_key_bytes\x18/ \x01(\t\x12\x15\n\rpublic_key_id\x18\x30 \x01(\t\x12\x10\n\x08\x61ny_tags\x18\x31 \x03(\t\x12\x10\n\x08\x61ll_tags\x18\x32 \x03(\t\x12\x10\n\x08not_tags\x18\x33 \x03(\t\x12\x1d\n\x15has_channel_signature\x18\x34 \x01(\x08\x12!\n\nhas_source\x18\x35 \x01(\x0b\x32\r.pb.BoolValue\x12 \n\x18limit_claims_per_channel\x18\x36 \x01(\r\x12\x15\n\rany_languages\x18\x37 \x03(\t\x12\x15\n\rall_languages\x18\x38 \x03(\t\x12\x19\n\x11remove_duplicates\x18\x39 \x01(\x08\x12\x11\n\tno_totals\x18: \x01(\x08\x32\x31\n\x03Hub\x12*\n\x06Search\x12\x11.pb.SearchRequest\x1a\x0b.pb.Outputs\"\x00\x42&Z$github.com/lbryio/hub/protobuf/go/pbb\x06proto3' , dependencies=[result__pb2.DESCRIPTOR,]) @@ -485,140 +485,119 @@ is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='trending_group', full_name='pb.SearchRequest.trending_group', index=38, + name='trending_score', full_name='pb.SearchRequest.trending_score', index=38, number=39, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='trending_mixed', full_name='pb.SearchRequest.trending_mixed', index=39, - number=40, type=11, cpp_type=10, label=1, - has_default_value=False, default_value=None, - message_type=None, enum_type=None, containing_type=None, - is_extension=False, extension_scope=None, - serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), - _descriptor.FieldDescriptor( - name='trending_local', full_name='pb.SearchRequest.trending_local', index=40, - number=41, type=11, cpp_type=10, label=1, - has_default_value=False, default_value=None, - message_type=None, enum_type=None, containing_type=None, - is_extension=False, extension_scope=None, - serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), - _descriptor.FieldDescriptor( - name='trending_global', full_name='pb.SearchRequest.trending_global', index=41, - number=42, type=11, cpp_type=10, label=1, - has_default_value=False, default_value=None, - message_type=None, enum_type=None, containing_type=None, - is_extension=False, extension_scope=None, - serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), - _descriptor.FieldDescriptor( - name='tx_id', full_name='pb.SearchRequest.tx_id', index=42, + name='tx_id', full_name='pb.SearchRequest.tx_id', index=39, number=43, type=9, cpp_type=9, label=1, has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='tx_nout', full_name='pb.SearchRequest.tx_nout', index=43, + name='tx_nout', full_name='pb.SearchRequest.tx_nout', index=40, number=44, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='signature', full_name='pb.SearchRequest.signature', index=44, + name='signature', full_name='pb.SearchRequest.signature', index=41, number=45, type=9, cpp_type=9, label=1, has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='signature_digest', full_name='pb.SearchRequest.signature_digest', index=45, + name='signature_digest', full_name='pb.SearchRequest.signature_digest', index=42, number=46, type=9, cpp_type=9, label=1, has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='public_key_bytes', full_name='pb.SearchRequest.public_key_bytes', index=46, + name='public_key_bytes', full_name='pb.SearchRequest.public_key_bytes', index=43, number=47, type=9, cpp_type=9, label=1, has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='public_key_id', full_name='pb.SearchRequest.public_key_id', index=47, + name='public_key_id', full_name='pb.SearchRequest.public_key_id', index=44, number=48, type=9, cpp_type=9, label=1, has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='any_tags', full_name='pb.SearchRequest.any_tags', index=48, + name='any_tags', full_name='pb.SearchRequest.any_tags', index=45, number=49, type=9, cpp_type=9, label=3, has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='all_tags', full_name='pb.SearchRequest.all_tags', index=49, + name='all_tags', full_name='pb.SearchRequest.all_tags', index=46, number=50, type=9, cpp_type=9, label=3, has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='not_tags', full_name='pb.SearchRequest.not_tags', index=50, + name='not_tags', full_name='pb.SearchRequest.not_tags', index=47, number=51, type=9, cpp_type=9, label=3, has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='has_channel_signature', full_name='pb.SearchRequest.has_channel_signature', index=51, + name='has_channel_signature', full_name='pb.SearchRequest.has_channel_signature', index=48, number=52, type=8, cpp_type=7, label=1, has_default_value=False, default_value=False, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='has_source', full_name='pb.SearchRequest.has_source', index=52, + name='has_source', full_name='pb.SearchRequest.has_source', index=49, number=53, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='limit_claims_per_channel', full_name='pb.SearchRequest.limit_claims_per_channel', index=53, + name='limit_claims_per_channel', full_name='pb.SearchRequest.limit_claims_per_channel', index=50, number=54, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='any_languages', full_name='pb.SearchRequest.any_languages', index=54, + name='any_languages', full_name='pb.SearchRequest.any_languages', index=51, number=55, type=9, cpp_type=9, label=3, has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='all_languages', full_name='pb.SearchRequest.all_languages', index=55, + name='all_languages', full_name='pb.SearchRequest.all_languages', index=52, number=56, type=9, cpp_type=9, label=3, has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='remove_duplicates', full_name='pb.SearchRequest.remove_duplicates', index=56, + name='remove_duplicates', full_name='pb.SearchRequest.remove_duplicates', index=53, number=57, type=8, cpp_type=7, label=1, has_default_value=False, default_value=False, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='no_totals', full_name='pb.SearchRequest.no_totals', index=57, + name='no_totals', full_name='pb.SearchRequest.no_totals', index=54, number=58, type=8, cpp_type=7, label=1, has_default_value=False, default_value=False, message_type=None, enum_type=None, containing_type=None, @@ -637,7 +616,7 @@ oneofs=[ ], serialized_start=248, - serialized_end=1940, + serialized_end=1819, ) _RANGEFIELD.fields_by_name['op'].enum_type = _RANGEFIELD_OP @@ -661,10 +640,7 @@ _SEARCHREQUEST.fields_by_name['is_signature_valid'].message_type = _BOOLVALUE _SEARCHREQUEST.fields_by_name['effective_amount'].message_type = _RANGEFIELD _SEARCHREQUEST.fields_by_name['support_amount'].message_type = _RANGEFIELD -_SEARCHREQUEST.fields_by_name['trending_group'].message_type = _RANGEFIELD -_SEARCHREQUEST.fields_by_name['trending_mixed'].message_type = _RANGEFIELD -_SEARCHREQUEST.fields_by_name['trending_local'].message_type = _RANGEFIELD -_SEARCHREQUEST.fields_by_name['trending_global'].message_type = _RANGEFIELD +_SEARCHREQUEST.fields_by_name['trending_score'].message_type = _RANGEFIELD _SEARCHREQUEST.fields_by_name['tx_nout'].message_type = _UINT32VALUE _SEARCHREQUEST.fields_by_name['has_source'].message_type = _BOOLVALUE DESCRIPTOR.message_types_by_name['InvertibleField'] = _INVERTIBLEFIELD @@ -719,8 +695,8 @@ index=0, serialized_options=None, create_key=_descriptor._internal_create_key, - serialized_start=1942, - serialized_end=1991, + serialized_start=1821, + serialized_end=1870, methods=[ _descriptor.MethodDescriptor( name='Search', diff --git a/lbry/schema/types/v2/hub_pb2_grpc.py b/lbry/schema/types/v2/hub_pb2_grpc.py index 501c003ec2..c81ea1220e 100644 --- a/lbry/schema/types/v2/hub_pb2_grpc.py +++ b/lbry/schema/types/v2/hub_pb2_grpc.py @@ -2,8 +2,8 @@ """Client and server classes corresponding to protobuf-defined services.""" import grpc -import lbry.schema.types.v2.hub_pb2 as hub__pb2 -import lbry.schema.types.v2.result_pb2 as result__pb2 +from . import hub_pb2 as hub__pb2 +from . import result_pb2 as result__pb2 class HubStub(object): diff --git a/lbry/schema/types/v2/result_pb2.py b/lbry/schema/types/v2/result_pb2.py index 3bcd13b00f..be36eefdb2 100644 --- a/lbry/schema/types/v2/result_pb2.py +++ b/lbry/schema/types/v2/result_pb2.py @@ -1,13 +1,11 @@ +# -*- coding: utf-8 -*- # Generated by the protocol buffer compiler. DO NOT EDIT! # source: result.proto - -import sys -_b=sys.version_info[0]<3 and (lambda x:x) or (lambda x:x.encode('latin1')) +"""Generated protocol buffer code.""" from google.protobuf import descriptor as _descriptor from google.protobuf import message as _message from google.protobuf import reflection as _reflection from google.protobuf import symbol_database as _symbol_database -from google.protobuf import descriptor_pb2 # @@protoc_insertion_point(imports) _sym_db = _symbol_database.Default() @@ -19,9 +17,10 @@ name='result.proto', package='pb', syntax='proto3', - serialized_pb=_b('\n\x0cresult.proto\x12\x02pb\"\x97\x01\n\x07Outputs\x12\x18\n\x04txos\x18\x01 \x03(\x0b\x32\n.pb.Output\x12\x1e\n\nextra_txos\x18\x02 \x03(\x0b\x32\n.pb.Output\x12\r\n\x05total\x18\x03 \x01(\r\x12\x0e\n\x06offset\x18\x04 \x01(\r\x12\x1c\n\x07\x62locked\x18\x05 \x03(\x0b\x32\x0b.pb.Blocked\x12\x15\n\rblocked_total\x18\x06 \x01(\r\"{\n\x06Output\x12\x0f\n\x07tx_hash\x18\x01 \x01(\x0c\x12\x0c\n\x04nout\x18\x02 \x01(\r\x12\x0e\n\x06height\x18\x03 \x01(\r\x12\x1e\n\x05\x63laim\x18\x07 \x01(\x0b\x32\r.pb.ClaimMetaH\x00\x12\x1a\n\x05\x65rror\x18\x0f \x01(\x0b\x32\t.pb.ErrorH\x00\x42\x06\n\x04meta\"\xaf\x03\n\tClaimMeta\x12\x1b\n\x07\x63hannel\x18\x01 \x01(\x0b\x32\n.pb.Output\x12\x1a\n\x06repost\x18\x02 \x01(\x0b\x32\n.pb.Output\x12\x11\n\tshort_url\x18\x03 \x01(\t\x12\x15\n\rcanonical_url\x18\x04 \x01(\t\x12\x16\n\x0eis_controlling\x18\x05 \x01(\x08\x12\x18\n\x10take_over_height\x18\x06 \x01(\r\x12\x17\n\x0f\x63reation_height\x18\x07 \x01(\r\x12\x19\n\x11\x61\x63tivation_height\x18\x08 \x01(\r\x12\x19\n\x11\x65xpiration_height\x18\t \x01(\r\x12\x19\n\x11\x63laims_in_channel\x18\n \x01(\r\x12\x10\n\x08reposted\x18\x0b \x01(\r\x12\x18\n\x10\x65\x66\x66\x65\x63tive_amount\x18\x14 \x01(\x04\x12\x16\n\x0esupport_amount\x18\x15 \x01(\x04\x12\x16\n\x0etrending_group\x18\x16 \x01(\r\x12\x16\n\x0etrending_mixed\x18\x17 \x01(\x02\x12\x16\n\x0etrending_local\x18\x18 \x01(\x02\x12\x17\n\x0ftrending_global\x18\x19 \x01(\x02\"\x94\x01\n\x05\x45rror\x12\x1c\n\x04\x63ode\x18\x01 \x01(\x0e\x32\x0e.pb.Error.Code\x12\x0c\n\x04text\x18\x02 \x01(\t\x12\x1c\n\x07\x62locked\x18\x03 \x01(\x0b\x32\x0b.pb.Blocked\"A\n\x04\x43ode\x12\x10\n\x0cUNKNOWN_CODE\x10\x00\x12\r\n\tNOT_FOUND\x10\x01\x12\x0b\n\x07INVALID\x10\x02\x12\x0b\n\x07\x42LOCKED\x10\x03\"5\n\x07\x42locked\x12\r\n\x05\x63ount\x18\x01 \x01(\r\x12\x1b\n\x07\x63hannel\x18\x02 \x01(\x0b\x32\n.pb.Outputb\x06proto3') + serialized_options=b'Z$github.com/lbryio/hub/protobuf/go/pb', + create_key=_descriptor._internal_create_key, + serialized_pb=b'\n\x0cresult.proto\x12\x02pb\"\x97\x01\n\x07Outputs\x12\x18\n\x04txos\x18\x01 \x03(\x0b\x32\n.pb.Output\x12\x1e\n\nextra_txos\x18\x02 \x03(\x0b\x32\n.pb.Output\x12\r\n\x05total\x18\x03 \x01(\r\x12\x0e\n\x06offset\x18\x04 \x01(\r\x12\x1c\n\x07\x62locked\x18\x05 \x03(\x0b\x32\x0b.pb.Blocked\x12\x15\n\rblocked_total\x18\x06 \x01(\r\"{\n\x06Output\x12\x0f\n\x07tx_hash\x18\x01 \x01(\x0c\x12\x0c\n\x04nout\x18\x02 \x01(\r\x12\x0e\n\x06height\x18\x03 \x01(\r\x12\x1e\n\x05\x63laim\x18\x07 \x01(\x0b\x32\r.pb.ClaimMetaH\x00\x12\x1a\n\x05\x65rror\x18\x0f \x01(\x0b\x32\t.pb.ErrorH\x00\x42\x06\n\x04meta\"\xe6\x02\n\tClaimMeta\x12\x1b\n\x07\x63hannel\x18\x01 \x01(\x0b\x32\n.pb.Output\x12\x1a\n\x06repost\x18\x02 \x01(\x0b\x32\n.pb.Output\x12\x11\n\tshort_url\x18\x03 \x01(\t\x12\x15\n\rcanonical_url\x18\x04 \x01(\t\x12\x16\n\x0eis_controlling\x18\x05 \x01(\x08\x12\x18\n\x10take_over_height\x18\x06 \x01(\r\x12\x17\n\x0f\x63reation_height\x18\x07 \x01(\r\x12\x19\n\x11\x61\x63tivation_height\x18\x08 \x01(\r\x12\x19\n\x11\x65xpiration_height\x18\t \x01(\r\x12\x19\n\x11\x63laims_in_channel\x18\n \x01(\r\x12\x10\n\x08reposted\x18\x0b \x01(\r\x12\x18\n\x10\x65\x66\x66\x65\x63tive_amount\x18\x14 \x01(\x04\x12\x16\n\x0esupport_amount\x18\x15 \x01(\x04\x12\x16\n\x0etrending_score\x18\x16 \x01(\x01\"\x94\x01\n\x05\x45rror\x12\x1c\n\x04\x63ode\x18\x01 \x01(\x0e\x32\x0e.pb.Error.Code\x12\x0c\n\x04text\x18\x02 \x01(\t\x12\x1c\n\x07\x62locked\x18\x03 \x01(\x0b\x32\x0b.pb.Blocked\"A\n\x04\x43ode\x12\x10\n\x0cUNKNOWN_CODE\x10\x00\x12\r\n\tNOT_FOUND\x10\x01\x12\x0b\n\x07INVALID\x10\x02\x12\x0b\n\x07\x42LOCKED\x10\x03\"5\n\x07\x42locked\x12\r\n\x05\x63ount\x18\x01 \x01(\r\x12\x1b\n\x07\x63hannel\x18\x02 \x01(\x0b\x32\n.pb.OutputB&Z$github.com/lbryio/hub/protobuf/go/pbb\x06proto3' ) -_sym_db.RegisterFileDescriptor(DESCRIPTOR) @@ -30,28 +29,33 @@ full_name='pb.Error.Code', filename=None, file=DESCRIPTOR, + create_key=_descriptor._internal_create_key, values=[ _descriptor.EnumValueDescriptor( name='UNKNOWN_CODE', index=0, number=0, - options=None, - type=None), + serialized_options=None, + type=None, + create_key=_descriptor._internal_create_key), _descriptor.EnumValueDescriptor( name='NOT_FOUND', index=1, number=1, - options=None, - type=None), + serialized_options=None, + type=None, + create_key=_descriptor._internal_create_key), _descriptor.EnumValueDescriptor( name='INVALID', index=2, number=2, - options=None, - type=None), + serialized_options=None, + type=None, + create_key=_descriptor._internal_create_key), _descriptor.EnumValueDescriptor( name='BLOCKED', index=3, number=3, - options=None, - type=None), + serialized_options=None, + type=None, + create_key=_descriptor._internal_create_key), ], containing_type=None, - options=None, - serialized_start=817, - serialized_end=882, + serialized_options=None, + serialized_start=744, + serialized_end=809, ) _sym_db.RegisterEnumDescriptor(_ERROR_CODE) @@ -62,6 +66,7 @@ filename=None, file=DESCRIPTOR, containing_type=None, + create_key=_descriptor._internal_create_key, fields=[ _descriptor.FieldDescriptor( name='txos', full_name='pb.Outputs.txos', index=0, @@ -69,49 +74,49 @@ has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='extra_txos', full_name='pb.Outputs.extra_txos', index=1, number=2, type=11, cpp_type=10, label=3, has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='total', full_name='pb.Outputs.total', index=2, number=3, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='offset', full_name='pb.Outputs.offset', index=3, number=4, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='blocked', full_name='pb.Outputs.blocked', index=4, number=5, type=11, cpp_type=10, label=3, has_default_value=False, default_value=[], message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='blocked_total', full_name='pb.Outputs.blocked_total', index=5, number=6, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), ], extensions=[ ], nested_types=[], enum_types=[ ], - options=None, + serialized_options=None, is_extendable=False, syntax='proto3', extension_ranges=[], @@ -128,56 +133,59 @@ filename=None, file=DESCRIPTOR, containing_type=None, + create_key=_descriptor._internal_create_key, fields=[ _descriptor.FieldDescriptor( name='tx_hash', full_name='pb.Output.tx_hash', index=0, number=1, type=12, cpp_type=9, label=1, - has_default_value=False, default_value=_b(""), + has_default_value=False, default_value=b"", message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='nout', full_name='pb.Output.nout', index=1, number=2, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='height', full_name='pb.Output.height', index=2, number=3, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='claim', full_name='pb.Output.claim', index=3, number=7, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='error', full_name='pb.Output.error', index=4, number=15, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), ], extensions=[ ], nested_types=[], enum_types=[ ], - options=None, + serialized_options=None, is_extendable=False, syntax='proto3', extension_ranges=[], oneofs=[ _descriptor.OneofDescriptor( name='meta', full_name='pb.Output.meta', - index=0, containing_type=None, fields=[]), + index=0, containing_type=None, + create_key=_descriptor._internal_create_key, + fields=[]), ], serialized_start=174, serialized_end=297, @@ -190,6 +198,7 @@ filename=None, file=DESCRIPTOR, containing_type=None, + create_key=_descriptor._internal_create_key, fields=[ _descriptor.FieldDescriptor( name='channel', full_name='pb.ClaimMeta.channel', index=0, @@ -197,133 +206,112 @@ has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='repost', full_name='pb.ClaimMeta.repost', index=1, number=2, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='short_url', full_name='pb.ClaimMeta.short_url', index=2, number=3, type=9, cpp_type=9, label=1, - has_default_value=False, default_value=_b("").decode('utf-8'), + has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='canonical_url', full_name='pb.ClaimMeta.canonical_url', index=3, number=4, type=9, cpp_type=9, label=1, - has_default_value=False, default_value=_b("").decode('utf-8'), + has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='is_controlling', full_name='pb.ClaimMeta.is_controlling', index=4, number=5, type=8, cpp_type=7, label=1, has_default_value=False, default_value=False, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='take_over_height', full_name='pb.ClaimMeta.take_over_height', index=5, number=6, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='creation_height', full_name='pb.ClaimMeta.creation_height', index=6, number=7, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='activation_height', full_name='pb.ClaimMeta.activation_height', index=7, number=8, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='expiration_height', full_name='pb.ClaimMeta.expiration_height', index=8, number=9, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='claims_in_channel', full_name='pb.ClaimMeta.claims_in_channel', index=9, number=10, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='reposted', full_name='pb.ClaimMeta.reposted', index=10, number=11, type=13, cpp_type=3, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='effective_amount', full_name='pb.ClaimMeta.effective_amount', index=11, number=20, type=4, cpp_type=4, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='support_amount', full_name='pb.ClaimMeta.support_amount', index=12, number=21, type=4, cpp_type=4, label=1, has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), - _descriptor.FieldDescriptor( - name='trending_group', full_name='pb.ClaimMeta.trending_group', index=13, - number=22, type=13, cpp_type=3, label=1, - has_default_value=False, default_value=0, - message_type=None, enum_type=None, containing_type=None, - is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( - name='trending_mixed', full_name='pb.ClaimMeta.trending_mixed', index=14, - number=23, type=2, cpp_type=6, label=1, + name='trending_score', full_name='pb.ClaimMeta.trending_score', index=13, + number=22, type=1, cpp_type=5, label=1, has_default_value=False, default_value=float(0), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), - _descriptor.FieldDescriptor( - name='trending_local', full_name='pb.ClaimMeta.trending_local', index=15, - number=24, type=2, cpp_type=6, label=1, - has_default_value=False, default_value=float(0), - message_type=None, enum_type=None, containing_type=None, - is_extension=False, extension_scope=None, - options=None), - _descriptor.FieldDescriptor( - name='trending_global', full_name='pb.ClaimMeta.trending_global', index=16, - number=25, type=2, cpp_type=6, label=1, - has_default_value=False, default_value=float(0), - message_type=None, enum_type=None, containing_type=None, - is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), ], extensions=[ ], nested_types=[], enum_types=[ ], - options=None, + serialized_options=None, is_extendable=False, syntax='proto3', extension_ranges=[], oneofs=[ ], serialized_start=300, - serialized_end=731, + serialized_end=658, ) @@ -333,6 +321,7 @@ filename=None, file=DESCRIPTOR, containing_type=None, + create_key=_descriptor._internal_create_key, fields=[ _descriptor.FieldDescriptor( name='code', full_name='pb.Error.code', index=0, @@ -340,21 +329,21 @@ has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='text', full_name='pb.Error.text', index=1, number=2, type=9, cpp_type=9, label=1, - has_default_value=False, default_value=_b("").decode('utf-8'), + has_default_value=False, default_value=b"".decode('utf-8'), message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='blocked', full_name='pb.Error.blocked', index=2, number=3, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), ], extensions=[ ], @@ -362,14 +351,14 @@ enum_types=[ _ERROR_CODE, ], - options=None, + serialized_options=None, is_extendable=False, syntax='proto3', extension_ranges=[], oneofs=[ ], - serialized_start=734, - serialized_end=882, + serialized_start=661, + serialized_end=809, ) @@ -379,6 +368,7 @@ filename=None, file=DESCRIPTOR, containing_type=None, + create_key=_descriptor._internal_create_key, fields=[ _descriptor.FieldDescriptor( name='count', full_name='pb.Blocked.count', index=0, @@ -386,28 +376,28 @@ has_default_value=False, default_value=0, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), _descriptor.FieldDescriptor( name='channel', full_name='pb.Blocked.channel', index=1, number=2, type=11, cpp_type=10, label=1, has_default_value=False, default_value=None, message_type=None, enum_type=None, containing_type=None, is_extension=False, extension_scope=None, - options=None), + serialized_options=None, file=DESCRIPTOR, create_key=_descriptor._internal_create_key), ], extensions=[ ], nested_types=[], enum_types=[ ], - options=None, + serialized_options=None, is_extendable=False, syntax='proto3', extension_ranges=[], oneofs=[ ], - serialized_start=884, - serialized_end=937, + serialized_start=811, + serialized_end=864, ) _OUTPUTS.fields_by_name['txos'].message_type = _OUTPUT @@ -432,41 +422,43 @@ DESCRIPTOR.message_types_by_name['ClaimMeta'] = _CLAIMMETA DESCRIPTOR.message_types_by_name['Error'] = _ERROR DESCRIPTOR.message_types_by_name['Blocked'] = _BLOCKED +_sym_db.RegisterFileDescriptor(DESCRIPTOR) -Outputs = _reflection.GeneratedProtocolMessageType('Outputs', (_message.Message,), dict( - DESCRIPTOR = _OUTPUTS, - __module__ = 'result_pb2' +Outputs = _reflection.GeneratedProtocolMessageType('Outputs', (_message.Message,), { + 'DESCRIPTOR' : _OUTPUTS, + '__module__' : 'result_pb2' # @@protoc_insertion_point(class_scope:pb.Outputs) - )) + }) _sym_db.RegisterMessage(Outputs) -Output = _reflection.GeneratedProtocolMessageType('Output', (_message.Message,), dict( - DESCRIPTOR = _OUTPUT, - __module__ = 'result_pb2' +Output = _reflection.GeneratedProtocolMessageType('Output', (_message.Message,), { + 'DESCRIPTOR' : _OUTPUT, + '__module__' : 'result_pb2' # @@protoc_insertion_point(class_scope:pb.Output) - )) + }) _sym_db.RegisterMessage(Output) -ClaimMeta = _reflection.GeneratedProtocolMessageType('ClaimMeta', (_message.Message,), dict( - DESCRIPTOR = _CLAIMMETA, - __module__ = 'result_pb2' +ClaimMeta = _reflection.GeneratedProtocolMessageType('ClaimMeta', (_message.Message,), { + 'DESCRIPTOR' : _CLAIMMETA, + '__module__' : 'result_pb2' # @@protoc_insertion_point(class_scope:pb.ClaimMeta) - )) + }) _sym_db.RegisterMessage(ClaimMeta) -Error = _reflection.GeneratedProtocolMessageType('Error', (_message.Message,), dict( - DESCRIPTOR = _ERROR, - __module__ = 'result_pb2' +Error = _reflection.GeneratedProtocolMessageType('Error', (_message.Message,), { + 'DESCRIPTOR' : _ERROR, + '__module__' : 'result_pb2' # @@protoc_insertion_point(class_scope:pb.Error) - )) + }) _sym_db.RegisterMessage(Error) -Blocked = _reflection.GeneratedProtocolMessageType('Blocked', (_message.Message,), dict( - DESCRIPTOR = _BLOCKED, - __module__ = 'result_pb2' +Blocked = _reflection.GeneratedProtocolMessageType('Blocked', (_message.Message,), { + 'DESCRIPTOR' : _BLOCKED, + '__module__' : 'result_pb2' # @@protoc_insertion_point(class_scope:pb.Blocked) - )) + }) _sym_db.RegisterMessage(Blocked) +DESCRIPTOR._options = None # @@protoc_insertion_point(module_scope) diff --git a/lbry/schema/types/v2/result_pb2_grpc.py b/lbry/schema/types/v2/result_pb2_grpc.py new file mode 100644 index 0000000000..2daafffebf --- /dev/null +++ b/lbry/schema/types/v2/result_pb2_grpc.py @@ -0,0 +1,4 @@ +# Generated by the gRPC Python protocol compiler plugin. DO NOT EDIT! +"""Client and server classes corresponding to protobuf-defined services.""" +import grpc + diff --git a/lbry/wallet/server/db/elasticsearch/constants.py b/lbry/wallet/server/db/elasticsearch/constants.py index 759c4364c9..2281f6ff51 100644 --- a/lbry/wallet/server/db/elasticsearch/constants.py +++ b/lbry/wallet/server/db/elasticsearch/constants.py @@ -38,7 +38,7 @@ FIELDS = { '_id', - 'claim_id', 'claim_type', 'name', 'normalized', + 'claim_id', 'claim_type', 'claim_name', 'normalized_name', 'tx_id', 'tx_nout', 'tx_position', 'short_url', 'canonical_url', 'is_controlling', 'last_take_over_height', @@ -57,8 +57,8 @@ } TEXT_FIELDS = {'author', 'canonical_url', 'channel_id', 'description', 'claim_id', 'censoring_channel_id', - 'media_type', 'normalized', 'public_key_bytes', 'public_key_id', 'short_url', 'signature', - 'name', 'signature_digest', 'title', 'tx_id', 'fee_currency', 'reposted_claim_id', + 'media_type', 'normalized_name', 'public_key_bytes', 'public_key_id', 'short_url', 'signature', + 'claim_name', 'signature_digest', 'title', 'tx_id', 'fee_currency', 'reposted_claim_id', 'tags'} RANGE_FIELDS = { @@ -72,11 +72,11 @@ ALL_FIELDS = RANGE_FIELDS | TEXT_FIELDS | FIELDS REPLACEMENTS = { - 'name': 'normalized', + 'claim_name': 'normalized_name', + 'name': 'normalized_name', 'txid': 'tx_id', 'nout': 'tx_nout', 'trending_mixed': 'trending_score', - 'normalized_name': 'normalized', 'reposted': 'repost_count', 'stream_types': 'stream_type', 'media_types': 'media_type', diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 6c0144d2cf..7ff76863d0 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -284,8 +284,8 @@ async def cached_search(self, kwargs): total_referenced.extend(response) response = [ ResolveResult( - name=r['name'], - normalized_name=r['normalized'], + name=r['claim_name'], + normalized_name=r['normalized_name'], claim_hash=r['claim_hash'], tx_num=r['tx_num'], position=r['tx_nout'], @@ -310,8 +310,8 @@ async def cached_search(self, kwargs): ] extra = [ ResolveResult( - name=r['name'], - normalized_name=r['normalized'], + name=r['claim_name'], + normalized_name=r['normalized_name'], claim_hash=r['claim_hash'], tx_num=r['tx_num'], position=r['tx_nout'], diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index df0c4eaad5..f808f55bc2 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -666,8 +666,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): reposted_claim_hash) or self.filtered_channels.get(claim.channel_hash) value = { 'claim_id': claim_hash.hex(), - 'name': claim.name, - 'normalized': claim.normalized_name, + 'claim_name': claim.name, + 'normalized_name': claim.normalized_name, 'tx_id': claim.tx_hash[::-1].hex(), 'tx_num': claim.tx_num, 'tx_nout': claim.position, diff --git a/tests/integration/blockchain/test_wallet_server_sessions.py b/tests/integration/blockchain/test_wallet_server_sessions.py index 5473f52028..4f7930c051 100644 --- a/tests/integration/blockchain/test_wallet_server_sessions.py +++ b/tests/integration/blockchain/test_wallet_server_sessions.py @@ -208,4 +208,5 @@ async def test_thousands_claim_ids_on_search(self): await self.stream_create() with self.assertRaises(RPCError) as err: await self.claim_search(not_channel_ids=[("%040x" % i) for i in range(8196)]) - self.assertEqual(err.exception.message, 'not_channel_ids cant have more than 2048 items.') + # in the go hub this doesnt have a `.` at the end, in python it does + self.assertTrue(err.exception.message.startswith('not_channel_ids cant have more than 2048 items')) From be6b72edcdde55ee5867524c7da184ff5554b9a6 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 15 Sep 2021 13:32:11 -0400 Subject: [PATCH 179/206] handle invalid release time --- lbry/wallet/server/session.py | 8 ++++++-- tests/integration/blockchain/test_claim_commands.py | 1 + 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 23b713d1a6..0031742672 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -979,8 +979,12 @@ async def mempool_compact_histogram(self): async def claimtrie_search(self, **kwargs): start = time.perf_counter() - if isinstance(kwargs, dict): - kwargs['release_time'] = format_release_time(kwargs.get('release_time')) + if 'release_time' in kwargs: + release_time = kwargs.pop('release_time') + try: + kwargs['release_time'] = format_release_time(release_time) + except ValueError: + pass try: self.session_mgr.pending_query_metric.inc() if 'channel' in kwargs: diff --git a/tests/integration/blockchain/test_claim_commands.py b/tests/integration/blockchain/test_claim_commands.py index 448c6c7218..07f787437b 100644 --- a/tests/integration/blockchain/test_claim_commands.py +++ b/tests/integration/blockchain/test_claim_commands.py @@ -1767,6 +1767,7 @@ async def test_setting_stream_fields(self): self.assertEqual(3, len(await self.claim_search(release_time='>0', order_by=['release_time']))) self.assertEqual(3, len(await self.claim_search(release_time='>=0', order_by=['release_time']))) self.assertEqual(4, len(await self.claim_search(order_by=['release_time']))) + self.assertEqual(4, len(await self.claim_search(release_time=' Date: Wed, 15 Sep 2021 13:44:41 -0400 Subject: [PATCH 180/206] use hub binary from https://github.com/lbryio/hub/pull/13 --- lbry/wallet/orchstr8/__init__.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lbry/wallet/orchstr8/__init__.py b/lbry/wallet/orchstr8/__init__.py index c898343839..94c7e70dfa 100644 --- a/lbry/wallet/orchstr8/__init__.py +++ b/lbry/wallet/orchstr8/__init__.py @@ -1,5 +1,5 @@ __hub_url__ = ( - "https://github.com/lbryio/hub/releases/download/v0.2021.08.24-beta/hub" + "https://github.com/lbryio/hub/releases/download/leveldb-hub/hub" ) from .node import Conductor from .service import ConductorService From 709f5e9a65695ec8adb72314732e06b2c8e136be Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 16 Sep 2021 17:54:59 -0400 Subject: [PATCH 181/206] fix update that initiates takeover not being delayed --- lbry/wallet/server/block_processor.py | 10 +- .../blockchain/test_resolve_command.py | 93 ++++++++++++++++--- 2 files changed, 89 insertions(+), 14 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index e727164083..5c74c99968 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -712,9 +712,13 @@ def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: in if (claim_hash, txo_type, height) in self.amount_cache: return self.amount_cache[(claim_hash, txo_type, height)] if txo_type == ACTIVATED_CLAIM_TXO_TYPE: - self.amount_cache[(claim_hash, txo_type, height)] = amount = self.db.get_active_amount_as_of_height( - claim_hash, height - ) + if claim_hash in self.claim_hash_to_txo: + amount = self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].amount + else: + amount = self.db.get_active_amount_as_of_height( + claim_hash, height + ) + self.amount_cache[(claim_hash, txo_type, height)] = amount else: self.amount_cache[(claim_hash, txo_type, height)] = amount = self.db._get_active_amount( claim_hash, txo_type, height diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 637dec6cde..f850fcb999 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -64,24 +64,37 @@ async def assertMatchWinningClaim(self, name): self.assertEqual(expected['effectiveAmount'], claim.effective_amount) return claim - async def assertMatchClaim(self, claim_id): + async def assertMatchClaim(self, claim_id, is_active_in_lbrycrd=True): expected = json.loads(await self.blockchain._cli_cmnd('getclaimbyid', claim_id)) claim = await self.conductor.spv_node.server.bp.db.fs_getclaimbyid(claim_id) - if not expected: - self.assertIsNone(claim) - return + if is_active_in_lbrycrd: + if not expected: + self.assertIsNone(claim) + return + self.assertEqual(expected['claimId'], claim.claim_hash.hex()) + self.assertEqual(expected['validAtHeight'], claim.activation_height) + self.assertEqual(expected['lastTakeoverHeight'], claim.last_takeover_height) + self.assertEqual(expected['txId'], claim.tx_hash[::-1].hex()) + self.assertEqual(expected['n'], claim.position) + self.assertEqual(expected['amount'], claim.amount) + self.assertEqual(expected['effectiveAmount'], claim.effective_amount) + else: + self.assertDictEqual({}, expected) + claim_from_es = await self.conductor.spv_node.server.bp.db.search_index.search( claim_id=claim.claim_hash.hex() ) self.assertEqual(len(claim_from_es[0]), 1) self.assertEqual(claim_from_es[0][0]['claim_hash'][::-1].hex(), claim.claim_hash.hex()) - self.assertEqual(expected['claimId'], claim.claim_hash.hex()) - self.assertEqual(expected['validAtHeight'], claim.activation_height) - self.assertEqual(expected['lastTakeoverHeight'], claim.last_takeover_height) - self.assertEqual(expected['txId'], claim.tx_hash[::-1].hex()) - self.assertEqual(expected['n'], claim.position) - self.assertEqual(expected['amount'], claim.amount) - self.assertEqual(expected['effectiveAmount'], claim.effective_amount) + + + self.assertEqual(claim_from_es[0][0]['claim_id'], claim.claim_hash.hex()) + self.assertEqual(claim_from_es[0][0]['activation_height'], claim.activation_height) + self.assertEqual(claim_from_es[0][0]['last_take_over_height'], claim.last_takeover_height) + self.assertEqual(claim_from_es[0][0]['tx_id'], claim.tx_hash[::-1].hex()) + self.assertEqual(claim_from_es[0][0]['tx_nout'], claim.position) + self.assertEqual(claim_from_es[0][0]['amount'], claim.amount) + self.assertEqual(claim_from_es[0][0]['effective_amount'], claim.effective_amount) return claim async def assertMatchClaimIsWinning(self, name, claim_id): @@ -594,6 +607,64 @@ async def test_activation_delay_then_abandon_then_reclaim(self): await self.assertNoClaimForName(name) await self._test_activation_delay() + async def test_claim_and_update_delays(self): + name = 'derp' + first_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(320) + second_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + third_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + + await self.generate(8) + + self.assertEqual(537, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, first_claim_id) + second_claim = await self.assertMatchClaim(second_claim_id, is_active_in_lbrycrd=False) + self.assertEqual(538, second_claim.activation_height) + self.assertEqual(207, second_claim.last_takeover_height) + third_claim = await self.assertMatchClaim(third_claim_id, is_active_in_lbrycrd=False) + self.assertEqual(539, third_claim.activation_height) + self.assertEqual(207, third_claim.last_takeover_height) + + await self.generate(1) + + self.assertEqual(538, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, first_claim_id) + second_claim = await self.assertMatchClaim(second_claim_id) + self.assertEqual(538, second_claim.activation_height) + self.assertEqual(207, second_claim.last_takeover_height) + third_claim = await self.assertMatchClaim(third_claim_id, is_active_in_lbrycrd=False) + self.assertEqual(539, third_claim.activation_height) + self.assertEqual(207, third_claim.last_takeover_height) + + await self.generate(1) + + self.assertEqual(539, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, first_claim_id) + second_claim = await self.assertMatchClaim(second_claim_id) + self.assertEqual(538, second_claim.activation_height) + self.assertEqual(207, second_claim.last_takeover_height) + third_claim = await self.assertMatchClaim(third_claim_id) + self.assertEqual(539, third_claim.activation_height) + self.assertEqual(207, third_claim.last_takeover_height) + + await self.daemon.jsonrpc_stream_update(third_claim_id, '0.21') + await self.generate(1) + + self.assertEqual(540, self.conductor.spv_node.server.bp.db.db_height) + + await self.assertMatchClaimIsWinning(name, first_claim_id) + second_claim = await self.assertMatchClaim(second_claim_id) + self.assertEqual(538, second_claim.activation_height) + self.assertEqual(207, second_claim.last_takeover_height) + third_claim = await self.assertMatchClaim(third_claim_id, is_active_in_lbrycrd=False) + self.assertEqual(550, third_claim.activation_height) + self.assertEqual(207, third_claim.last_takeover_height) + + await self.generate(10) + self.assertEqual(550, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, third_claim_id) + async def test_resolve_signed_claims_with_fees(self): channel_name = '@abc' channel_id = self.get_claim_id( From 91a07cfaee24d2485d7d1d81a003f1c51a3f9eac Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 20 Sep 2021 14:42:47 -0400 Subject: [PATCH 182/206] fix logging number of notified sessions --- lbry/wallet/server/session.py | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 0031742672..6f97d72316 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -637,15 +637,15 @@ async def _notify_sessions(self, height, touched, new_touched): if touched or (height_changed and self.mempool_statuses): notified_hashxs = 0 - notified_sessions = 0 + notified_sessions = set() to_notify = touched if height_changed else new_touched for hashX in to_notify: for session_id in self.hashx_subscriptions_by_session[hashX]: asyncio.create_task(self.sessions[session_id].send_history_notification(hashX)) - notified_sessions += 1 + notified_sessions.add(session_id) notified_hashxs += 1 if notified_sessions: - self.logger.info(f'notified {notified_sessions} sessions/{notified_hashxs:,d} touched addresses') + self.logger.info(f'notified {len(notified_sessions)} sessions/{notified_hashxs:,d} touched addresses') def add_session(self, session): self.sessions[id(session)] = session From aa50e6ee66778c6c7ae3b2d1ef865b78c1b17440 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 20 Sep 2021 14:43:07 -0400 Subject: [PATCH 183/206] fix test --- tests/integration/blockchain/test_transactions.py | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/tests/integration/blockchain/test_transactions.py b/tests/integration/blockchain/test_transactions.py index 9ff82c0fd6..ccc818afb4 100644 --- a/tests/integration/blockchain/test_transactions.py +++ b/tests/integration/blockchain/test_transactions.py @@ -18,13 +18,14 @@ async def test_variety_of_transactions_and_longish_history(self): # send 10 coins to first 10 receiving addresses and then 10 transactions worth 10 coins each # to the 10th receiving address for a total of 30 UTXOs on the entire account sends = list(chain( - (self.blockchain.send_to_address(address, 10) for address in addresses[:10]), - (self.blockchain.send_to_address(addresses[9], 10) for _ in range(10)) + ((address, self.blockchain.send_to_address(address, 10)) for address in addresses[:10]), + ((addresses[9], self.blockchain.send_to_address(addresses[9], 10)) for _ in range(10)) )) + + await asyncio.wait([self.wait_for_txid(await tx, address) for (address, tx) in sends], timeout=1) + + # use batching to reduce issues with send_to_address on cli - for batch in range(0, len(sends), 10): - txids = await asyncio.gather(*sends[batch:batch+10]) - await asyncio.wait([self.on_transaction_id(txid) for txid in txids]) await self.assertBalance(self.account, '200.0') self.assertEqual(20, await self.account.get_utxo_count()) From 82fe2a4c8dad37a04dfb2605477d78fb8cbc758f Mon Sep 17 00:00:00 2001 From: Victor Shyba Date: Tue, 21 Sep 2021 03:59:35 -0300 Subject: [PATCH 184/206] fix blocking and filtering --- lbry/wallet/server/leveldb.py | 4 ++-- tests/integration/blockchain/test_claim_commands.py | 8 +++++++- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index f808f55bc2..34b669c816 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -129,12 +129,12 @@ def __init__(self, env): self.blocked_streams = {} self.blocked_channels = {} self.blocking_channel_hashes = { - bytes.fromhex(channel_id)[::-1] for channel_id in blocking_channels if channel_id + bytes.fromhex(channel_id) for channel_id in blocking_channels if channel_id } self.filtered_streams = {} self.filtered_channels = {} self.filtering_channel_hashes = { - bytes.fromhex(channel_id)[::-1] for channel_id in filtering_channels if channel_id + bytes.fromhex(channel_id) for channel_id in filtering_channels if channel_id } self.tx_counts = None diff --git a/tests/integration/blockchain/test_claim_commands.py b/tests/integration/blockchain/test_claim_commands.py index 07f787437b..7d3e446560 100644 --- a/tests/integration/blockchain/test_claim_commands.py +++ b/tests/integration/blockchain/test_claim_commands.py @@ -1537,7 +1537,13 @@ async def test_filtering_channels_for_removing_content(self): blocking_channel_id = self.get_claim_id( await self.channel_create('@blocking', '0.1') ) - self.conductor.spv_node.server.db.blocking_channel_hashes.add(bytes.fromhex(blocking_channel_id)) + # test setting from env vars and starting from scratch + await self.conductor.spv_node.stop(False) + await self.conductor.spv_node.start(self.conductor.blockchain_node, + extraconf={'BLOCKING_CHANNEL_IDS': blocking_channel_id, + 'FILTERING_CHANNEL_IDS': filtering_channel_id}) + await self.daemon.wallet_manager.reset() + self.assertEqual(0, len(self.conductor.spv_node.server.db.blocked_streams)) await self.stream_repost(bad_content_id, 'block1', '0.1', channel_name='@blocking') self.assertEqual(1, len(self.conductor.spv_node.server.db.blocked_streams)) From 37ec9ab46469ac8b10d356faa493915e9c8341bc Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 21 Sep 2021 12:21:20 -0400 Subject: [PATCH 185/206] remove unused executor --- lbry/wallet/server/block_processor.py | 1 - 1 file changed, 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 5c74c99968..afe6176d93 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -204,7 +204,6 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.blocks_event = asyncio.Event() self.prefetcher = Prefetcher(daemon, env.coin, self.blocks_event) self.logger = class_logger(__name__, self.__class__.__name__) - self.executor = ThreadPoolExecutor(1) # Meta self.touched_hashXs: Set[bytes] = set() From 72500f694888e8916de940ec425cd23537aae120 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 21 Sep 2021 12:22:26 -0400 Subject: [PATCH 186/206] faster read_claim_txos --- lbry/wallet/server/db/prefixes.py | 2 ++ lbry/wallet/server/leveldb.py | 10 +++++----- 2 files changed, 7 insertions(+), 5 deletions(-) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 10655138b4..8759006782 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -44,6 +44,8 @@ def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): def iterate(self, prefix=None, start=None, stop=None, reverse: bool = False, include_key: bool = True, include_value: bool = True): + if not prefix and not start and not stop: + prefix = () if prefix is not None: prefix = self.pack_partial_key(*prefix) if start is not None: diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 34b669c816..3853fe7f3a 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -851,11 +851,11 @@ def get_txids(): async def _read_claim_txos(self): def read_claim_txos(): - for _k, _v in self.db.iterator(prefix=Prefixes.claim_to_txo.prefix): - k = Prefixes.claim_to_txo.unpack_key(_k) - v = Prefixes.claim_to_txo.unpack_value(_v) - self.claim_to_txo[k.claim_hash] = v - self.txo_to_claim[(v.tx_num, v.position)] = k.claim_hash + set_txo_to_claim = self.txo_to_claim.__setitem__ + set_claim_to_txo = self.claim_to_txo.__setitem__ + for k, v in self.prefix_db.claim_to_txo.iterate(): + set_claim_to_txo(k.claim_hash, v) + set_txo_to_claim((v.tx_num, v.position), k.claim_hash) self.claim_to_txo.clear() self.txo_to_claim.clear() From 8c75098a9ace7779bc3bc0701a6704592541ab50 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 21 Sep 2021 12:55:14 -0400 Subject: [PATCH 187/206] fix filtering error upon abandon --- lbry/wallet/server/leveldb.py | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 3853fe7f3a..ce27501d67 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -491,10 +491,11 @@ def get_streams_and_channels_reposted_by_channel_hashes(self, reposter_channel_h reposts = self.get_reposts_in_channel(reposter_channel_hash) for repost in reposts: txo = self.get_claim_txo(repost) - if txo.normalized_name.startswith('@'): - channels[repost] = reposter_channel_hash - else: - streams[repost] = reposter_channel_hash + if txo: + if txo.normalized_name.startswith('@'): + channels[repost] = reposter_channel_hash + else: + streams[repost] = reposter_channel_hash return streams, channels def get_reposts_in_channel(self, channel_hash): From 6ec70192fe0a3f1e0a656377535ec22d46ef4efc Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 21 Sep 2021 13:27:05 -0400 Subject: [PATCH 188/206] refactor reload_blocking_filtering_streams --- lbry/wallet/server/block_processor.py | 2 +- lbry/wallet/server/leveldb.py | 40 +++++++++++++-------------- 2 files changed, 20 insertions(+), 22 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index afe6176d93..9bdb236b26 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -325,7 +325,7 @@ async def check_and_advance_blocks(self, raw_blocks): await self.run_in_thread(self.db.apply_expiration_extension_fork) # TODO: we shouldnt wait on the search index updating before advancing to the next block if not self.db.first_sync: - self.db.reload_blocking_filtering_streams() + await self.db.reload_blocking_filtering_streams() await self.db.search_index.claim_consumer(self.claim_producer()) await self.db.search_index.apply_filters(self.db.blocked_streams, self.db.blocked_channels, self.db.filtered_streams, self.db.filtered_channels) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index ce27501d67..df34a30b2d 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -481,32 +481,30 @@ def get_claims_in_channel_count(self, channel_hash) -> int: count += 1 return count - def reload_blocking_filtering_streams(self): - self.blocked_streams, self.blocked_channels = self.get_streams_and_channels_reposted_by_channel_hashes(self.blocking_channel_hashes) - self.filtered_streams, self.filtered_channels = self.get_streams_and_channels_reposted_by_channel_hashes(self.filtering_channel_hashes) + async def reload_blocking_filtering_streams(self): + def reload(): + self.blocked_streams, self.blocked_channels = self.get_streams_and_channels_reposted_by_channel_hashes( + self.blocking_channel_hashes + ) + self.filtered_streams, self.filtered_channels = self.get_streams_and_channels_reposted_by_channel_hashes( + self.filtering_channel_hashes + ) + await asyncio.get_event_loop().run_in_executor(None, reload) - def get_streams_and_channels_reposted_by_channel_hashes(self, reposter_channel_hashes: bytes): + def get_streams_and_channels_reposted_by_channel_hashes(self, reposter_channel_hashes: Set[bytes]): streams, channels = {}, {} for reposter_channel_hash in reposter_channel_hashes: - reposts = self.get_reposts_in_channel(reposter_channel_hash) - for repost in reposts: - txo = self.get_claim_txo(repost) - if txo: - if txo.normalized_name.startswith('@'): - channels[repost] = reposter_channel_hash - else: - streams[repost] = reposter_channel_hash + for stream in self.prefix_db.channel_to_claim.iterate((reposter_channel_hash, ), include_key=False): + repost = self.get_repost(stream.claim_hash) + if repost: + txo = self.get_claim_txo(repost) + if txo: + if txo.normalized_name.startswith('@'): + channels[repost] = reposter_channel_hash + else: + streams[repost] = reposter_channel_hash return streams, channels - def get_reposts_in_channel(self, channel_hash): - reposts = set() - for value in self.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(channel_hash), include_key=False): - stream = Prefixes.channel_to_claim.unpack_value(value) - repost = self.get_repost(stream.claim_hash) - if repost: - reposts.add(repost) - return reposts - def get_channel_for_claim(self, claim_hash, tx_num, position) -> Optional[bytes]: return self.db.get(Prefixes.claim_to_channel.pack_key(claim_hash, tx_num, position)) From 02cf478d9121ca0b2ba093c5b219d994e29839c6 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 22 Sep 2021 12:13:43 -0400 Subject: [PATCH 189/206] improve leveldb caching --- lbry/wallet/server/block_processor.py | 10 +++++++--- lbry/wallet/server/db/prefixes.py | 16 ++++++++++------ lbry/wallet/server/leveldb.py | 20 +++++++++++--------- 3 files changed, 28 insertions(+), 18 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 9bdb236b26..ed02612d46 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -517,7 +517,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu self.db.claim_to_txo[claim_hash] = ClaimToTXOValue( tx_num, nout, root_tx_num, root_idx, txo.amount, channel_signature_is_valid, claim_name ) - self.db.txo_to_claim[(tx_num, nout)] = claim_hash + self.db.txo_to_claim[tx_num][nout] = claim_hash pending = StagedClaimtrieItem( claim_name, normalized_name, claim_hash, txo.amount, self.coin.get_expiration_height(height), tx_num, nout, @@ -577,14 +577,18 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i if (txin_num, txin.prev_idx) in self.txo_to_claim: spent = self.txo_to_claim[(txin_num, txin.prev_idx)] else: - if (txin_num, txin.prev_idx) not in self.db.txo_to_claim: # txo is not a claim + if txin_num not in self.db.txo_to_claim or txin.prev_idx not in self.db.txo_to_claim[txin_num]: + # txo is not a claim return False spent_claim_hash_and_name = self.db.get_claim_from_txo( txin_num, txin.prev_idx ) assert spent_claim_hash_and_name is not None spent = self._make_pending_claim_txo(spent_claim_hash_and_name.claim_hash) - self.db.claim_to_txo.pop(self.db.txo_to_claim.pop((txin_num, txin.prev_idx))) + claim_hash = self.db.txo_to_claim[txin_num].pop(txin.prev_idx) + if not self.db.txo_to_claim[txin_num]: + self.db.txo_to_claim.pop(txin_num) + self.db.claim_to_txo.pop(claim_hash) if spent.reposted_claim_hash: self.pending_reposted.add(spent.reposted_claim_hash) if spent.signing_hash and spent.channel_signature_is_valid: diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index 8759006782..a6f8a8dbf7 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -43,7 +43,8 @@ def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): self._op_stack = op_stack def iterate(self, prefix=None, start=None, stop=None, - reverse: bool = False, include_key: bool = True, include_value: bool = True): + reverse: bool = False, include_key: bool = True, include_value: bool = True, + fill_cache: bool = True): if not prefix and not start and not stop: prefix = () if prefix is not None: @@ -54,19 +55,22 @@ def iterate(self, prefix=None, start=None, stop=None, stop = self.pack_partial_key(*stop) if include_key and include_value: - for k, v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse): + for k, v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, + fill_cache=fill_cache): yield self.unpack_key(k), self.unpack_value(v) elif include_key: - for k in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_value=False): + for k in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_value=False, + fill_cache=fill_cache): yield self.unpack_key(k) elif include_value: - for v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_key=False): + for v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_key=False, + fill_cache=fill_cache): yield self.unpack_value(v) else: raise RuntimeError - def get(self, *key_args): - v = self._db.get(self.pack_key(*key_args)) + def get(self, *key_args, fill_cache=True): + v = self._db.get(self.pack_key(*key_args), fill_cache=fill_cache) if v: return self.unpack_value(v) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index df34a30b2d..ee226cac27 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -153,7 +153,7 @@ def __init__(self, env): self.transaction_num_mapping = {} self.claim_to_txo: Dict[bytes, ClaimToTXOValue] = {} - self.txo_to_claim: Dict[Tuple[int, int], bytes] = {} + self.txo_to_claim: DefaultDict[int, Dict[int, bytes]] = defaultdict(dict) # Search index self.search_index = SearchIndex( @@ -318,7 +318,7 @@ def _resolve(self, name: str, claim_id: Optional[str] = None, for k, v in self.db.iterator(prefix=prefix): key = Prefixes.claim_short_id.unpack_key(k) claim_txo = Prefixes.claim_short_id.unpack_value(v) - claim_hash = self.txo_to_claim[(claim_txo.tx_num, claim_txo.position)] + claim_hash = self.txo_to_claim[claim_txo.tx_num][claim_txo.position] non_normalized_name = self.claim_to_txo.get(claim_hash).name signature_is_valid = self.claim_to_txo.get(claim_hash).channel_signature_is_valid return self._prepare_resolve_result( @@ -820,7 +820,8 @@ async def _read_tx_counts(self): def get_counts(): return tuple( Prefixes.tx_count.unpack_value(packed_tx_count).tx_count - for packed_tx_count in self.db.iterator(prefix=Prefixes.tx_count.prefix, include_key=False) + for packed_tx_count in self.db.iterator(prefix=Prefixes.tx_count.prefix, include_key=False, + fill_cache=False) ) tx_counts = await asyncio.get_event_loop().run_in_executor(None, get_counts) @@ -835,7 +836,7 @@ def get_counts(): async def _read_txids(self): def get_txids(): - return list(self.db.iterator(prefix=Prefixes.tx_hash.prefix, include_key=False)) + return list(self.db.iterator(prefix=Prefixes.tx_hash.prefix, include_key=False, fill_cache=False)) start = time.perf_counter() self.logger.info("loading txids") @@ -850,11 +851,10 @@ def get_txids(): async def _read_claim_txos(self): def read_claim_txos(): - set_txo_to_claim = self.txo_to_claim.__setitem__ set_claim_to_txo = self.claim_to_txo.__setitem__ - for k, v in self.prefix_db.claim_to_txo.iterate(): + for k, v in self.prefix_db.claim_to_txo.iterate(fill_cache=False): set_claim_to_txo(k.claim_hash, v) - set_txo_to_claim((v.tx_num, v.position), k.claim_hash) + self.txo_to_claim[v.tx_num][v.position] = k.claim_hash self.claim_to_txo.clear() self.txo_to_claim.clear() @@ -870,7 +870,8 @@ async def _read_headers(self): def get_headers(): return [ - header for header in self.db.iterator(prefix=Prefixes.header.prefix, include_key=False) + header for header in self.db.iterator(prefix=Prefixes.header.prefix, include_key=False, + fill_cache=False) ] headers = await asyncio.get_event_loop().run_in_executor(None, get_headers) @@ -1126,8 +1127,9 @@ def _fs_transactions(self, txids: Iterable[str]): tx = None tx_height = -1 if tx_num is not None: + fill_cache = tx_num in self.txo_to_claim and len(self.txo_to_claim[tx_num]) > 0 tx_height = bisect_right(tx_counts, tx_num) - tx = tx_db_get(Prefixes.tx.pack_key(tx_hash_bytes)) + tx = tx_db_get(Prefixes.tx.pack_key(tx_hash_bytes), fill_cache=fill_cache) if tx_height == -1: merkle = { 'block_height': -1 From 18e125603703d57b09437c372b3d70bdd5ed0a3e Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 22 Sep 2021 12:20:36 -0400 Subject: [PATCH 190/206] batch address history notifications --- lbry/wallet/rpc/session.py | 11 ++++++ lbry/wallet/server/session.py | 64 +++++++++++++++++++++++++---------- 2 files changed, 57 insertions(+), 18 deletions(-) diff --git a/lbry/wallet/rpc/session.py b/lbry/wallet/rpc/session.py index ceae4b1257..762bb21cde 100644 --- a/lbry/wallet/rpc/session.py +++ b/lbry/wallet/rpc/session.py @@ -496,6 +496,17 @@ async def send_notification(self, method, args=()) -> bool: self.abort() return False + async def send_notifications(self, notifications) -> bool: + """Send an RPC notification over the network.""" + message, _ = self.connection.send_batch(notifications) + try: + await self._send_message(message) + return True + except asyncio.TimeoutError: + self.logger.info("timeout sending address notification to %s", self.peer_address_str(for_log=True)) + self.abort() + return False + def send_batch(self, raise_errors=False): """Return a BatchRequest. Intended to be used like so: diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 6f97d72316..5e3e94662b 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -29,11 +29,12 @@ from lbry.wallet.server.websocket import AdminWebSocket from lbry.wallet.server.metrics import ServerLoadData, APICallMetrics from lbry.wallet.rpc.framing import NewlineFramer + import lbry.wallet.server.version as VERSION from lbry.wallet.rpc import ( RPCSession, JSONRPCAutoDetect, JSONRPCConnection, - handler_invocation, RPCError, Request, JSONRPC + handler_invocation, RPCError, Request, JSONRPC, Notification, Batch ) from lbry.wallet.server import text from lbry.wallet.server import util @@ -637,15 +638,17 @@ async def _notify_sessions(self, height, touched, new_touched): if touched or (height_changed and self.mempool_statuses): notified_hashxs = 0 - notified_sessions = set() + session_hashxes_to_notify = defaultdict(list) to_notify = touched if height_changed else new_touched + for hashX in to_notify: for session_id in self.hashx_subscriptions_by_session[hashX]: - asyncio.create_task(self.sessions[session_id].send_history_notification(hashX)) - notified_sessions.add(session_id) - notified_hashxs += 1 - if notified_sessions: - self.logger.info(f'notified {len(notified_sessions)} sessions/{notified_hashxs:,d} touched addresses') + session_hashxes_to_notify[session_id].append(hashX) + notified_hashxs += 1 + for session_id, hashXes in session_hashxes_to_notify.items(): + asyncio.create_task(self.sessions[session_id].send_history_notifications(*hashXes)) + if session_hashxes_to_notify: + self.logger.info(f'notified {len(session_hashxes_to_notify)} sessions/{notified_hashxs:,d} touched addresses') def add_session(self, session): self.sessions[id(session)] = session @@ -914,19 +917,44 @@ def protocol_version_string(self): def sub_count(self): return len(self.hashX_subs) - async def send_history_notification(self, hashX): + async def send_history_notifications(self, *hashXes: typing.Iterable[bytes]): + notifications = [] + for hashX in hashXes: + alias = self.hashX_subs[hashX] + if len(alias) == 64: + method = 'blockchain.scripthash.subscribe' + else: + method = 'blockchain.address.subscribe' + start = time.perf_counter() + db_history = await self.session_mgr.limited_history(hashX) + mempool = self.mempool.transaction_summaries(hashX) + + status = ''.join(f'{hash_to_hex_str(tx_hash)}:' + f'{height:d}:' + for tx_hash, height in db_history) + status += ''.join(f'{hash_to_hex_str(tx.hash)}:' + f'{-tx.has_unconfirmed_inputs:d}:' + for tx in mempool) + if status: + status = sha256(status.encode()).hex() + else: + status = None + if mempool: + self.session_mgr.mempool_statuses[hashX] = status + else: + self.session_mgr.mempool_statuses.pop(hashX, None) + + self.session_mgr.address_history_metric.observe(time.perf_counter() - start) + notifications.append((method, (alias, status))) + start = time.perf_counter() - alias = self.hashX_subs[hashX] - if len(alias) == 64: - method = 'blockchain.scripthash.subscribe' - else: - method = 'blockchain.address.subscribe' + self.session_mgr.notifications_in_flight_metric.inc() + for method, args in notifications: + self.NOTIFICATION_COUNT.labels(method=method, version=self.client_version).inc() try: - self.session_mgr.notifications_in_flight_metric.inc() - status = await self.address_status(hashX) - self.session_mgr.address_history_metric.observe(time.perf_counter() - start) - start = time.perf_counter() - await self.send_notification(method, (alias, status)) + await self.send_notifications( + Batch([Notification(method, (alias, status)) for (method, (alias, status)) in notifications]) + ) self.session_mgr.notifications_sent_metric.observe(time.perf_counter() - start) finally: self.session_mgr.notifications_in_flight_metric.dec() From 89cd6a9aa4223dc76b72f83a5aee892f25ce5b16 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 25 Sep 2021 14:59:42 -0400 Subject: [PATCH 191/206] add tests for takeovers from amount changes in updates before/on/after activation --- lbry/wallet/server/block_processor.py | 60 +++- lbry/wallet/server/db/elasticsearch/search.py | 1 + lbry/wallet/server/db/prefixes.py | 4 +- .../blockchain/test_resolve_command.py | 333 ++++++++++++++++-- 4 files changed, 342 insertions(+), 56 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index ed02612d46..4585fd62a9 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1,20 +1,15 @@ import time import asyncio import typing -import struct from bisect import bisect_right from struct import pack, unpack -from concurrent.futures.thread import ThreadPoolExecutor from typing import Optional, List, Tuple, Set, DefaultDict, Dict, NamedTuple from prometheus_client import Gauge, Histogram from collections import defaultdict -import array + import lbry from lbry.schema.claim import Claim -from lbry.schema.mime_types import guess_stream_type from lbry.wallet.ledger import Ledger, TestNetLedger, RegTestLedger -from lbry.wallet.constants import TXO_TYPES -from lbry.wallet.server.db.common import STREAM_TYPES, CLAIM_TYPES from lbry.wallet.transaction import OutputScript, Output, Transaction from lbry.wallet.server.tx import Tx, TxOutput, TxInput @@ -222,6 +217,7 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): # attributes used for calculating stake activations and takeovers per block ################################# + self.taken_over_names: Set[str] = set() # txo to pending claim self.txo_to_claim: Dict[Tuple[int, int], StagedClaimtrieItem] = {} # claim hash to pending claim txo @@ -234,6 +230,7 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.removed_support_txos_by_name_by_claim: DefaultDict[str, DefaultDict[bytes, List[Tuple[int, int]]]] = \ defaultdict(lambda: defaultdict(list)) self.abandoned_claims: Dict[bytes, StagedClaimtrieItem] = {} + self.updated_claims: Set[bytes] = set() # removed activated support amounts by claim hash self.removed_active_support_amount_by_claim: DefaultDict[bytes, List[int]] = defaultdict(list) # pending activated support amounts by claim hash @@ -513,6 +510,7 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ).get_remove_activate_ops() ) previous_amount = previous_claim.amount + self.updated_claims.add(claim_hash) self.db.claim_to_txo[claim_hash] = ClaimToTXOValue( tx_num, nout, root_tx_num, root_idx, txo.amount, channel_signature_is_valid, claim_name @@ -730,6 +728,8 @@ def _cached_get_active_amount(self, claim_hash: bytes, txo_type: int, height: in def _get_pending_claim_amount(self, name: str, claim_hash: bytes, height=None) -> int: if (name, claim_hash) in self.activated_claim_amount_by_name_and_hash: + if claim_hash in self.claim_hash_to_txo: + return self.txo_to_claim[self.claim_hash_to_txo[claim_hash]].amount return self.activated_claim_amount_by_name_and_hash[(name, claim_hash)] if (name, claim_hash) in self.possible_future_claim_amount_by_name_and_hash: return self.possible_future_claim_amount_by_name_and_hash[(name, claim_hash)] @@ -771,7 +771,7 @@ def get_controlling(_name): _controlling = controlling_claims[_name] return _controlling - names_with_abandoned_controlling_claims: List[str] = [] + names_with_abandoned_or_updated_controlling_claims: List[str] = [] # get the claims and supports previously scheduled to be activated at this block activated_at_height = self.db.get_activated_at_height(height) @@ -784,7 +784,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t nothing_is_controlling = not controlling staged_is_controlling = False if not controlling else claim_hash == controlling.claim_hash controlling_is_abandoned = False if not controlling else \ - controlling.claim_hash in names_with_abandoned_controlling_claims + controlling.claim_hash in names_with_abandoned_or_updated_controlling_claims if nothing_is_controlling or staged_is_controlling or controlling_is_abandoned: delay = 0 @@ -822,7 +822,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t for claim_hash, staged in self.abandoned_claims.items(): controlling = get_controlling(staged.normalized_name) if controlling and controlling.claim_hash == claim_hash: - names_with_abandoned_controlling_claims.append(staged.normalized_name) + names_with_abandoned_or_updated_controlling_claims.append(staged.normalized_name) # print(f"\t{staged.name} needs takeover") activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos @@ -845,13 +845,31 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t continue controlling = get_controlling(name) if controlling and controlling.claim_hash == claim_hash and \ - name not in names_with_abandoned_controlling_claims: + name not in names_with_abandoned_or_updated_controlling_claims: abandoned_support_check_need_takeover[(name, claim_hash)].extend(amounts) + # get the controlling claims with updates to the claim to check if takeover is needed + for claim_hash in self.updated_claims: + if claim_hash in self.abandoned_claims: + continue + name = self._get_pending_claim_name(claim_hash) + if name is None: + continue + controlling = get_controlling(name) + if controlling and controlling.claim_hash == claim_hash and \ + name not in names_with_abandoned_or_updated_controlling_claims: + names_with_abandoned_or_updated_controlling_claims.append(name) + # prepare to activate or delay activation of the pending claims being added this block for (tx_num, nout), staged in self.txo_to_claim.items(): + is_delayed = not staged.is_update + if staged.claim_hash in self.db.claim_to_txo: + prev_txo = self.db.claim_to_txo[staged.claim_hash] + prev_activation = self.db.get_activation(prev_txo.tx_num, prev_txo.position) + if height < prev_activation or prev_activation < 0: + is_delayed = True self.db_op_stack.extend_ops(get_delayed_activate_ops( - staged.normalized_name, staged.claim_hash, not staged.is_update, tx_num, nout, staged.amount, + staged.normalized_name, staged.claim_hash, is_delayed, tx_num, nout, staged.amount, is_support=False )) @@ -919,7 +937,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # go through claims where the controlling claim or supports to the controlling claim have been abandoned # check if takeovers are needed or if the name node is now empty need_reactivate_if_takes_over = {} - for need_takeover in names_with_abandoned_controlling_claims: + for need_takeover in names_with_abandoned_or_updated_controlling_claims: existing = self.db.get_claim_txos_for_name(need_takeover) has_candidate = False # add existing claims to the queue for the takeover @@ -995,7 +1013,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning_claim_hash = max(amounts, key=lambda x: amounts[x]) if not controlling or (winning_claim_hash != controlling.claim_hash and - name in names_with_abandoned_controlling_claims) or \ + name in names_with_abandoned_or_updated_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): amounts_with_future_activations = {claim_hash: amount for claim_hash, amount in amounts.items()} amounts_with_future_activations.update( @@ -1056,13 +1074,13 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t k.position, height, name, amount ).get_activate_ops() ) - + self.taken_over_names.add(name) self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) self.touched_claim_hashes.add(winning_including_future_activations) if controlling and controlling.claim_hash not in self.abandoned_claims: self.touched_claim_hashes.add(controlling.claim_hash) elif not controlling or (winning_claim_hash != controlling.claim_hash and - name in names_with_abandoned_controlling_claims) or \ + name in names_with_abandoned_or_updated_controlling_claims) or \ ((winning_claim_hash != controlling.claim_hash) and (amounts[winning_claim_hash] > amounts[controlling.claim_hash])): # print(f"\ttakeover by {winning_claim_hash.hex()} at {height}") if (name, winning_claim_hash) in need_reactivate_if_takes_over: @@ -1090,6 +1108,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t position, height, name, amount ).get_activate_ops() ) + self.taken_over_names.add(name) self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) if controlling and controlling.claim_hash not in self.abandoned_claims: self.touched_claim_hashes.add(controlling.claim_hash) @@ -1114,7 +1133,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if controlling and controlling.claim_hash not in self.abandoned_claims: amounts[controlling.claim_hash] = self._get_pending_effective_amount(name, controlling.claim_hash) winning = max(amounts, key=lambda x: amounts[x]) + if (controlling and winning != controlling.claim_hash) or (not controlling and winning): + self.taken_over_names.add(name) # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning, height, controlling)) if controlling: @@ -1126,6 +1147,13 @@ def _add_claim_activation_change_notification(self, claim_id: str, height: int, self.activation_info_to_send_es[claim_id].append(TrendingNotification(height, added, prev_amount, new_amount)) def _get_cumulative_update_ops(self, height: int): + # update the last takeover height for names with takeovers + for name in self.taken_over_names: + self.touched_claim_hashes.update( + {claim_hash for claim_hash in self.db.get_claims_for_name(name) + if claim_hash not in self.abandoned_claims} + ) + # gather cumulative removed/touched sets to update the search index self.removed_claim_hashes.update(set(self.abandoned_claims.keys())) self.touched_claim_hashes.difference_update(self.removed_claim_hashes) @@ -1359,6 +1387,8 @@ def clear_after_advance_or_reorg(self): self.touched_claim_hashes.clear() self.pending_reposted.clear() self.pending_channel_counts.clear() + self.updated_claims.clear() + self.taken_over_names.clear() async def backup_block(self): # self.db.assert_flushed(self.flush_data()) diff --git a/lbry/wallet/server/db/elasticsearch/search.py b/lbry/wallet/server/db/elasticsearch/search.py index 7ff76863d0..14b47677b5 100644 --- a/lbry/wallet/server/db/elasticsearch/search.py +++ b/lbry/wallet/server/db/elasticsearch/search.py @@ -95,6 +95,7 @@ async def start(self) -> bool: if index_version != self.VERSION: self.logger.error("es search index has an incompatible version: %s vs %s", index_version, self.VERSION) raise IndexVersionMismatch(index_version, self.VERSION) + await self.sync_client.indices.refresh(self.index) return acked def stop(self): diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index a6f8a8dbf7..b86a38dd29 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -1299,10 +1299,10 @@ def pack_value(cls, history: typing.List[int]) -> bytes: return a.tobytes() @classmethod - def unpack_value(cls, data: bytes) -> HashXHistoryValue: + def unpack_value(cls, data: bytes) -> array.array: a = array.array('I') a.frombytes(data) - return HashXHistoryValue(a.tolist()) + return a @classmethod def pack_item(cls, hashX: bytes, height: int, history: typing.List[int]): diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index f850fcb999..ed9d9967d9 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -4,6 +4,7 @@ from bisect import bisect_right from binascii import hexlify, unhexlify from collections import defaultdict +from typing import NamedTuple, List from lbry.testcase import CommandTestCase from lbry.wallet.transaction import Transaction, Output from lbry.schema.compat import OldClaimMessage @@ -11,6 +12,12 @@ from lbry.crypto.base58 import Base58 +class ClaimStateValue(NamedTuple): + claim_id: str + activation_height: int + active_in_lbrycrd: bool + + class BaseResolveTestCase(CommandTestCase): async def assertResolvesToClaimId(self, name, claim_id): @@ -86,8 +93,6 @@ async def assertMatchClaim(self, claim_id, is_active_in_lbrycrd=True): ) self.assertEqual(len(claim_from_es[0]), 1) self.assertEqual(claim_from_es[0][0]['claim_hash'][::-1].hex(), claim.claim_hash.hex()) - - self.assertEqual(claim_from_es[0][0]['claim_id'], claim.claim_hash.hex()) self.assertEqual(claim_from_es[0][0]['activation_height'], claim.activation_height) self.assertEqual(claim_from_es[0][0]['last_take_over_height'], claim.last_takeover_height) @@ -607,63 +612,313 @@ async def test_activation_delay_then_abandon_then_reclaim(self): await self.assertNoClaimForName(name) await self._test_activation_delay() - async def test_claim_and_update_delays(self): + async def create_stream_claim(self, amount: str, name='derp') -> str: + return (await self.stream_create(name, amount, allow_duplicate_name=True))['outputs'][0]['claim_id'] + + async def assertNameState(self, height: int, name: str, winning_claim_id: str, last_takeover_height: int, + non_winning_claims: List[ClaimStateValue]): + self.assertEqual(height, self.conductor.spv_node.server.bp.db.db_height) + await self.assertMatchClaimIsWinning(name, winning_claim_id) + for non_winning in non_winning_claims: + claim = await self.assertMatchClaim( + non_winning.claim_id, is_active_in_lbrycrd=non_winning.active_in_lbrycrd + ) + self.assertEqual(non_winning.activation_height, claim.activation_height) + self.assertEqual(last_takeover_height, claim.last_takeover_height) + + async def test_delay_takeover_with_update(self): name = 'derp' - first_claim_id = (await self.stream_create(name, '0.2', allow_duplicate_name=True))['outputs'][0]['claim_id'] + first_claim_id = await self.create_stream_claim('0.2', name) await self.assertMatchClaimIsWinning(name, first_claim_id) await self.generate(320) - second_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] - third_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] - + second_claim_id = await self.create_stream_claim('0.1', name) + third_claim_id = await self.create_stream_claim('0.1', name) await self.generate(8) + await self.assertNameState( + height=537, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=False), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) - self.assertEqual(537, self.conductor.spv_node.server.bp.db.db_height) - await self.assertMatchClaimIsWinning(name, first_claim_id) - second_claim = await self.assertMatchClaim(second_claim_id, is_active_in_lbrycrd=False) - self.assertEqual(538, second_claim.activation_height) - self.assertEqual(207, second_claim.last_takeover_height) - third_claim = await self.assertMatchClaim(third_claim_id, is_active_in_lbrycrd=False) - self.assertEqual(539, third_claim.activation_height) - self.assertEqual(207, third_claim.last_takeover_height) + await self.generate(1) + await self.assertNameState( + height=538, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) await self.generate(1) + await self.assertNameState( + height=539, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=True) + ] + ) - self.assertEqual(538, self.conductor.spv_node.server.bp.db.db_height) - await self.assertMatchClaimIsWinning(name, first_claim_id) - second_claim = await self.assertMatchClaim(second_claim_id) - self.assertEqual(538, second_claim.activation_height) - self.assertEqual(207, second_claim.last_takeover_height) - third_claim = await self.assertMatchClaim(third_claim_id, is_active_in_lbrycrd=False) - self.assertEqual(539, third_claim.activation_height) - self.assertEqual(207, third_claim.last_takeover_height) + await self.daemon.jsonrpc_stream_update(third_claim_id, '0.21') + await self.generate(1) + await self.assertNameState( + height=540, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.generate(9) + await self.assertNameState( + height=549, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) await self.generate(1) + await self.assertNameState( + height=550, name=name, winning_claim_id=third_claim_id, last_takeover_height=550, + non_winning_claims=[ + ClaimStateValue(first_claim_id, activation_height=207, active_in_lbrycrd=True), + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True) + ] + ) - self.assertEqual(539, self.conductor.spv_node.server.bp.db.db_height) + async def test_delay_takeover_with_update_then_update_to_lower_before_takeover(self): + name = 'derp' + first_claim_id = await self.create_stream_claim('0.2', name) await self.assertMatchClaimIsWinning(name, first_claim_id) - second_claim = await self.assertMatchClaim(second_claim_id) - self.assertEqual(538, second_claim.activation_height) - self.assertEqual(207, second_claim.last_takeover_height) - third_claim = await self.assertMatchClaim(third_claim_id) - self.assertEqual(539, third_claim.activation_height) - self.assertEqual(207, third_claim.last_takeover_height) + await self.generate(320) + second_claim_id = await self.create_stream_claim('0.1', name) + third_claim_id = await self.create_stream_claim('0.1', name) + await self.generate(8) + await self.assertNameState( + height=537, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=False), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) + + await self.generate(1) + await self.assertNameState( + height=538, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) + + await self.generate(1) + await self.assertNameState( + height=539, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=True) + ] + ) await self.daemon.jsonrpc_stream_update(third_claim_id, '0.21') await self.generate(1) + await self.assertNameState( + height=540, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.generate(8) + await self.assertNameState( + height=548, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.daemon.jsonrpc_stream_update(third_claim_id, '0.09') - self.assertEqual(540, self.conductor.spv_node.server.bp.db.db_height) + await self.generate(1) + await self.assertNameState( + height=549, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=559, active_in_lbrycrd=False) + ] + ) + await self.generate(10) + await self.assertNameState( + height=559, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=559, active_in_lbrycrd=True) + ] + ) + async def test_delay_takeover_with_update_then_update_to_lower_on_takeover(self): + name = 'derp' + first_claim_id = await self.create_stream_claim('0.2', name) await self.assertMatchClaimIsWinning(name, first_claim_id) - second_claim = await self.assertMatchClaim(second_claim_id) - self.assertEqual(538, second_claim.activation_height) - self.assertEqual(207, second_claim.last_takeover_height) - third_claim = await self.assertMatchClaim(third_claim_id, is_active_in_lbrycrd=False) - self.assertEqual(550, third_claim.activation_height) - self.assertEqual(207, third_claim.last_takeover_height) + await self.generate(320) + second_claim_id = await self.create_stream_claim('0.1', name) + third_claim_id = await self.create_stream_claim('0.1', name) + await self.generate(8) + await self.assertNameState( + height=537, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=False), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) + await self.generate(1) + await self.assertNameState( + height=538, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) + + await self.generate(1) + await self.assertNameState( + height=539, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=True) + ] + ) + + await self.daemon.jsonrpc_stream_update(third_claim_id, '0.21') + await self.generate(1) + await self.assertNameState( + height=540, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.generate(8) + await self.assertNameState( + height=548, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.generate(1) + await self.assertNameState( + height=549, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.daemon.jsonrpc_stream_update(third_claim_id, '0.09') + await self.generate(1) + await self.assertNameState( + height=550, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=560, active_in_lbrycrd=False) + ] + ) await self.generate(10) - self.assertEqual(550, self.conductor.spv_node.server.bp.db.db_height) - await self.assertMatchClaimIsWinning(name, third_claim_id) + await self.assertNameState( + height=560, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=560, active_in_lbrycrd=True) + ] + ) + + async def test_delay_takeover_with_update_then_update_to_lower_after_takeover(self): + name = 'derp' + first_claim_id = await self.create_stream_claim('0.2', name) + await self.assertMatchClaimIsWinning(name, first_claim_id) + await self.generate(320) + second_claim_id = await self.create_stream_claim('0.1', name) + third_claim_id = await self.create_stream_claim('0.1', name) + await self.generate(8) + await self.assertNameState( + height=537, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=False), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) + await self.generate(1) + await self.assertNameState( + height=538, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=False) + ] + ) + + await self.generate(1) + await self.assertNameState( + height=539, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=539, active_in_lbrycrd=True) + ] + ) + + await self.daemon.jsonrpc_stream_update(third_claim_id, '0.21') + await self.generate(1) + await self.assertNameState( + height=540, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.generate(8) + await self.assertNameState( + height=548, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.generate(1) + await self.assertNameState( + height=549, name=name, winning_claim_id=first_claim_id, last_takeover_height=207, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=550, active_in_lbrycrd=False) + ] + ) + + await self.generate(1) + await self.assertNameState( + height=550, name=name, winning_claim_id=third_claim_id, last_takeover_height=550, + non_winning_claims=[ + ClaimStateValue(first_claim_id, activation_height=207, active_in_lbrycrd=True), + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True) + ] + ) + + await self.daemon.jsonrpc_stream_update(third_claim_id, '0.09') + await self.generate(1) + await self.assertNameState( + height=551, name=name, winning_claim_id=first_claim_id, last_takeover_height=551, + non_winning_claims=[ + ClaimStateValue(second_claim_id, activation_height=538, active_in_lbrycrd=True), + ClaimStateValue(third_claim_id, activation_height=551, active_in_lbrycrd=True) + ] + ) async def test_resolve_signed_claims_with_fees(self): channel_name = '@abc' From 86f21da28bad7620dd94b344eb52c0decc3071bc Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Sat, 25 Sep 2021 16:29:54 -0400 Subject: [PATCH 192/206] fix activating non existent claim --- lbry/wallet/server/block_processor.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 4585fd62a9..907e0d8e24 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -916,6 +916,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t amount = self.db.get_claim_txo_amount( activated.claim_hash ) + if amount is None: + # print("\tskip activate for non existent claim") + continue self.activated_claim_amount_by_name_and_hash[(activated.normalized_name, activated.claim_hash)] = amount else: txo_type = ACTIVATED_SUPPORT_TXO_TYPE From 11dcb16b149ee981d0efd4d4738dcc030885dfff Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 27 Sep 2021 19:27:20 -0400 Subject: [PATCH 193/206] fix test --- tests/integration/blockchain/test_transactions.py | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/tests/integration/blockchain/test_transactions.py b/tests/integration/blockchain/test_transactions.py index ccc818afb4..c18e175520 100644 --- a/tests/integration/blockchain/test_transactions.py +++ b/tests/integration/blockchain/test_transactions.py @@ -17,13 +17,11 @@ async def test_variety_of_transactions_and_longish_history(self): # send 10 coins to first 10 receiving addresses and then 10 transactions worth 10 coins each # to the 10th receiving address for a total of 30 UTXOs on the entire account - sends = list(chain( - ((address, self.blockchain.send_to_address(address, 10)) for address in addresses[:10]), - ((addresses[9], self.blockchain.send_to_address(addresses[9], 10)) for _ in range(10)) - )) - - await asyncio.wait([self.wait_for_txid(await tx, address) for (address, tx) in sends], timeout=1) - + for i in range(10): + txid = await self.blockchain.send_to_address(addresses[i], 10) + await self.wait_for_txid(txid, addresses[i]) + txid = await self.blockchain.send_to_address(addresses[9], 10) + await self.wait_for_txid(txid, addresses[9]) # use batching to reduce issues with send_to_address on cli await self.assertBalance(self.account, '200.0') From 33e8ef75ff9c52531302369a42b8b679cf335d5d Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 27 Sep 2021 19:36:32 -0400 Subject: [PATCH 194/206] fix bug with early takeover by an update --- lbry/wallet/server/block_processor.py | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 907e0d8e24..fb2b1eda86 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -1044,13 +1044,20 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activation = self.db.get_activation(tx_num, position) else: tx_num, position = self.claim_hash_to_txo[winning_including_future_activations] - amount = None + amount = self.txo_to_claim[(tx_num, position)].amount activation = None for (k, tx_amount) in activate_in_future[name][winning_including_future_activations]: if (k.tx_num, k.position) == (tx_num, position): - amount = tx_amount activation = k.height break + if activation is None: + # TODO: reproduce this in an integration test (block 604718) + _k = PendingActivationValue(winning_including_future_activations, name) + if _k in activated_at_height: + for pending_activation in activated_at_height[_k]: + if (pending_activation.tx_num, pending_activation.position) == (tx_num, position): + activation = pending_activation.height + break assert None not in (amount, activation) # update the claim that's activating early self.db_op_stack.extend_ops( From 09db868a283d7f0485a5f64c18c0bc03372fb33e Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 29 Sep 2021 13:06:55 -0400 Subject: [PATCH 195/206] fix ES index name so it stays the same within a test case --- lbry/wallet/orchstr8/node.py | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/lbry/wallet/orchstr8/node.py b/lbry/wallet/orchstr8/node.py index 3987e777a2..8bf1ac83a0 100644 --- a/lbry/wallet/orchstr8/node.py +++ b/lbry/wallet/orchstr8/node.py @@ -196,11 +196,10 @@ def __init__(self, coin_class, node_number=1): self.session_timeout = 600 self.rpc_port = '0' # disabled by default self.stopped = False - self.index_name = None + self.index_name = uuid4().hex async def start(self, blockchain_node: 'BlockchainNode', extraconf=None): self.data_path = tempfile.mkdtemp() - self.index_name = uuid4().hex conf = { 'DESCRIPTION': '', 'PAYMENT_ADDRESS': '', From b198f792147f51498ac5349f267a1a6fa682805e Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 29 Sep 2021 13:13:21 -0400 Subject: [PATCH 196/206] fix test_sqlite_coin_chooser --- .../blockchain/test_transactions.py | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/tests/integration/blockchain/test_transactions.py b/tests/integration/blockchain/test_transactions.py index c18e175520..166865362b 100644 --- a/tests/integration/blockchain/test_transactions.py +++ b/tests/integration/blockchain/test_transactions.py @@ -210,14 +210,17 @@ async def test_sqlite_coin_chooser(self): self.ledger.coin_selection_strategy = 'sqlite' await self.ledger.subscribe_account(self.account) - txids = [] - txids.append(await self.blockchain.send_to_address(address, 1.0)) - txids.append(await self.blockchain.send_to_address(address, 1.0)) - txids.append(await self.blockchain.send_to_address(address, 3.0)) - txids.append(await self.blockchain.send_to_address(address, 5.0)) - txids.append(await self.blockchain.send_to_address(address, 10.0)) - - await asyncio.wait([self.wait_for_txid(txid, address) for txid in txids], timeout=1) + txid = await self.blockchain.send_to_address(address, 1.0) + await self.wait_for_txid(txid, address) + txid = await self.blockchain.send_to_address(address, 1.0) + await self.wait_for_txid(txid, address) + txid = await self.blockchain.send_to_address(address, 3.0) + await self.wait_for_txid(txid, address) + txid = await self.blockchain.send_to_address(address, 5.0) + await self.wait_for_txid(txid, address) + txid = await self.blockchain.send_to_address(address, 10.0) + await self.wait_for_txid(txid, address) + await self.assertBalance(self.account, '20.0') await self.assertSpendable([99992600, 99992600, 299992600, 499992600, 999992600]) From 01ee4b23e6660ccd3be3ac27d9601be65a590127 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Fri, 1 Oct 2021 13:52:33 -0400 Subject: [PATCH 197/206] fix and add test for abandoning a controlling in the same block a new claim is made --- lbry/wallet/server/block_processor.py | 2 +- tests/integration/blockchain/test_resolve_command.py | 11 +++++++++++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index fb2b1eda86..893eb540cd 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -784,7 +784,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t nothing_is_controlling = not controlling staged_is_controlling = False if not controlling else claim_hash == controlling.claim_hash controlling_is_abandoned = False if not controlling else \ - controlling.claim_hash in names_with_abandoned_or_updated_controlling_claims + name in names_with_abandoned_or_updated_controlling_claims if nothing_is_controlling or staged_is_controlling or controlling_is_abandoned: delay = 0 diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index ed9d9967d9..04416e117c 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -1379,6 +1379,17 @@ async def _test_add_non_winning_already_claimed(self): len((await self.conductor.spv_node.server.bp.db.search_index.search(claim_name=name))[0]), 2 ) + async def test_abandon_controlling_same_block_as_new_claim(self): + name = 'derp' + + first_claim_id = (await self.stream_create(name, '0.1'))['outputs'][0]['claim_id'] + await self.generate(64) + await self.assertNameState(271, name, first_claim_id, last_takeover_height=207, non_winning_claims=[]) + + await self.daemon.jsonrpc_txo_spend(type='stream', claim_id=first_claim_id) + second_claim_id = (await self.stream_create(name, '0.1', allow_duplicate_name=True))['outputs'][0]['claim_id'] + await self.assertNameState(272, name, second_claim_id, last_takeover_height=272, non_winning_claims=[]) + async def test_trending(self): async def get_trending_score(claim_id): return (await self.conductor.spv_node.server.bp.db.search_index.search( From 4cf76123e5c84810634ba2f5ecdf1c648d30a943 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Mon, 4 Oct 2021 16:38:28 -0400 Subject: [PATCH 198/206] block processor db refactoring -access db through HubDB class, don't use plyvel.DB directly -add channel count and support amount prefixes --- lbry/wallet/server/block_processor.py | 535 ++++++++++++------ lbry/wallet/server/db/__init__.py | 3 +- lbry/wallet/server/db/claimtrie.py | 258 --------- lbry/wallet/server/db/db.py | 103 ++++ lbry/wallet/server/db/prefixes.py | 349 +++++++++--- lbry/wallet/server/leveldb.py | 460 +++++---------- .../blockchain/test_resolve_command.py | 16 +- tests/unit/wallet/server/test_revertable.py | 63 ++- 8 files changed, 925 insertions(+), 862 deletions(-) delete mode 100644 lbry/wallet/server/db/claimtrie.py create mode 100644 lbry/wallet/server/db/db.py diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 893eb540cd..36f1d5614e 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -17,15 +17,11 @@ from lbry.wallet.server.hash import hash_to_hex_str, HASHX_LEN from lbry.wallet.server.util import chunks, class_logger from lbry.crypto.hash import hash160 -from lbry.wallet.server.leveldb import FlushData from lbry.wallet.server.mempool import MemPool -from lbry.wallet.server.db.claimtrie import StagedClaimtrieItem, StagedClaimtrieSupport -from lbry.wallet.server.db.claimtrie import get_takeover_name_ops, StagedActivation, get_add_effective_amount_ops -from lbry.wallet.server.db.claimtrie import get_remove_name_ops, get_remove_effective_amount_ops from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED_CLAIM_TXO_TYPE -from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, Prefixes, ClaimToTXOValue +from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, ClaimToTXOValue from lbry.wallet.server.udp import StatusServer -from lbry.wallet.server.db.revertable import RevertableOp, RevertablePut, RevertableDelete, RevertableOpStack +from lbry.wallet.server.db.revertable import RevertableOpStack if typing.TYPE_CHECKING: from lbry.wallet.server.leveldb import LevelDB @@ -153,6 +149,31 @@ class ChainError(Exception): """Raised on error processing blocks.""" +class StagedClaimtrieItem(typing.NamedTuple): + name: str + normalized_name: str + claim_hash: bytes + amount: int + expiration_height: int + tx_num: int + position: int + root_tx_num: int + root_position: int + channel_signature_is_valid: bool + signing_hash: Optional[bytes] + reposted_claim_hash: Optional[bytes] + + @property + def is_update(self) -> bool: + return (self.tx_num, self.position) != (self.root_tx_num, self.root_position) + + def invalidate_signature(self) -> 'StagedClaimtrieItem': + return StagedClaimtrieItem( + self.name, self.normalized_name, self.claim_hash, self.amount, self.expiration_height, self.tx_num, + self.position, self.root_tx_num, self.root_position, False, None, self.reposted_claim_hash + ) + + NAMESPACE = "wallet_server" HISTOGRAM_BUCKETS = ( .005, .01, .025, .05, .075, .1, .25, .5, .75, 1.0, 2.5, 5.0, 7.5, 10.0, 15.0, 20.0, 30.0, 60.0, float('inf') @@ -257,6 +278,7 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.pending_reposted = set() self.pending_channel_counts = defaultdict(lambda: 0) + self.pending_support_amount_change = defaultdict(lambda: 0) self.pending_channels = {} self.amount_cache = {} @@ -266,6 +288,9 @@ def __init__(self, env, db: 'LevelDB', daemon, shutdown_event: asyncio.Event): self.claim_channels: Dict[bytes, bytes] = {} self.hashXs_by_tx: DefaultDict[bytes, List[int]] = defaultdict(list) + self.pending_transaction_num_mapping: Dict[bytes, int] = {} + self.pending_transactions: Dict[int, bytes] = {} + async def claim_producer(self): if self.db.db_height <= 1: return @@ -319,7 +344,7 @@ async def check_and_advance_blocks(self, raw_blocks): self.logger.warning( "applying extended claim expiration fork on claims accepted by, %i", self.height ) - await self.run_in_thread(self.db.apply_expiration_extension_fork) + await self.run_in_thread_with_lock(self.db.apply_expiration_extension_fork) # TODO: we shouldnt wait on the search index updating before advancing to the next block if not self.db.first_sync: await self.db.reload_blocking_filtering_streams() @@ -362,7 +387,6 @@ async def check_and_advance_blocks(self, raw_blocks): assert count > 0, count for _ in range(count): await self.backup_block() - await self.flush() self.logger.info(f'backed up to height {self.height:,d}') await self.db._read_claim_txos() # TODO: don't do this @@ -392,23 +416,12 @@ async def check_and_advance_blocks(self, raw_blocks): 'resetting the prefetcher') await self.prefetcher.reset_height(self.height) - # - Flushing - def flush_data(self): - """The data for a flush. The lock must be taken.""" - assert self.state_lock.locked() - return FlushData(self.height, self.tx_count, self.db_op_stack, self.tip) - async def flush(self): def flush(): - self.db.flush_dbs(self.flush_data()) + self.db.write_db_state() + self.db.prefix_db.commit(self.height) self.clear_after_advance_or_reorg() - await self.run_in_thread_with_lock(flush) - - async def write_state(self): - def flush(): - with self.db.db.write_batch(transaction=True) as batch: - self.db.write_db_state(batch) - + self.db.assert_db_state() await self.run_in_thread_with_lock(flush) def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_num: int, nout: int, @@ -456,7 +469,11 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu signing_channel = self.db.get_claim_txo(signing_channel_hash) if signing_channel: - raw_channel_tx = self.db.prefix_db.tx.get(self.db.total_transactions[signing_channel.tx_num]).raw_tx + raw_channel_tx = self.db.prefix_db.tx.get( + self.db.prefix_db.tx_hash.get( + signing_channel.tx_num, deserialize_value=False + ), deserialize_value=False + ) channel_pub_key_bytes = None try: if not signing_channel: @@ -503,11 +520,9 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu root_tx_num, root_idx = previous_claim.root_tx_num, previous_claim.root_position activation = self.db.get_activation(prev_tx_num, prev_idx) claim_name = previous_claim.name - self.db_op_stack.extend_ops( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, normalized_name, - previous_claim.amount - ).get_remove_activate_ops() + self.get_remove_activate_ops( + ACTIVATED_CLAIM_TXO_TYPE, claim_hash, prev_tx_num, prev_idx, activation, normalized_name, + previous_claim.amount ) previous_amount = previous_claim.amount self.updated_claims.add(claim_hash) @@ -523,16 +538,101 @@ def _add_claim_or_update(self, height: int, txo: 'Output', tx_hash: bytes, tx_nu ) self.txo_to_claim[(tx_num, nout)] = pending self.claim_hash_to_txo[claim_hash] = (tx_num, nout) - self.db_op_stack.extend_ops(pending.get_add_claim_utxo_ops()) + self.get_add_claim_utxo_ops(pending) + + def get_add_claim_utxo_ops(self, pending: StagedClaimtrieItem): + # claim tip by claim hash + self.db.prefix_db.claim_to_txo.stage_put( + (pending.claim_hash,), (pending.tx_num, pending.position, pending.root_tx_num, pending.root_position, + pending.amount, pending.channel_signature_is_valid, pending.name) + ) + # claim hash by txo + self.db.prefix_db.txo_to_claim.stage_put( + (pending.tx_num, pending.position), (pending.claim_hash, pending.normalized_name) + ) + + # claim expiration + self.db.prefix_db.claim_expiration.stage_put( + (pending.expiration_height, pending.tx_num, pending.position), + (pending.claim_hash, pending.normalized_name) + ) + + # short url resolution + for prefix_len in range(10): + self.db.prefix_db.claim_short_id.stage_put( + (pending.normalized_name, pending.claim_hash.hex()[:prefix_len + 1], + pending.root_tx_num, pending.root_position), + (pending.tx_num, pending.position) + ) + + if pending.signing_hash and pending.channel_signature_is_valid: + # channel by stream + self.db.prefix_db.claim_to_channel.stage_put( + (pending.claim_hash, pending.tx_num, pending.position), (pending.signing_hash,) + ) + # stream by channel + self.db.prefix_db.channel_to_claim.stage_put( + (pending.signing_hash, pending.normalized_name, pending.tx_num, pending.position), + (pending.claim_hash,) + ) + + if pending.reposted_claim_hash: + self.db.prefix_db.repost.stage_put((pending.claim_hash,), (pending.reposted_claim_hash,)) + self.db.prefix_db.reposted_claim.stage_put( + (pending.reposted_claim_hash, pending.tx_num, pending.position), (pending.claim_hash,) + ) + + def get_remove_claim_utxo_ops(self, pending: StagedClaimtrieItem): + # claim tip by claim hash + self.db.prefix_db.claim_to_txo.stage_delete( + (pending.claim_hash,), (pending.tx_num, pending.position, pending.root_tx_num, pending.root_position, + pending.amount, pending.channel_signature_is_valid, pending.name) + ) + # claim hash by txo + self.db.prefix_db.txo_to_claim.stage_delete( + (pending.tx_num, pending.position), (pending.claim_hash, pending.normalized_name) + ) + + # claim expiration + self.db.prefix_db.claim_expiration.stage_delete( + (pending.expiration_height, pending.tx_num, pending.position), + (pending.claim_hash, pending.normalized_name) + ) + + # short url resolution + for prefix_len in range(10): + self.db.prefix_db.claim_short_id.stage_delete( + (pending.normalized_name, pending.claim_hash.hex()[:prefix_len + 1], + pending.root_tx_num, pending.root_position), + (pending.tx_num, pending.position) + ) + + if pending.signing_hash and pending.channel_signature_is_valid: + # channel by stream + self.db.prefix_db.claim_to_channel.stage_delete( + (pending.claim_hash, pending.tx_num, pending.position), (pending.signing_hash,) + ) + # stream by channel + self.db.prefix_db.channel_to_claim.stage_delete( + (pending.signing_hash, pending.normalized_name, pending.tx_num, pending.position), + (pending.claim_hash,) + ) + + if pending.reposted_claim_hash: + self.db.prefix_db.repost.stage_delete((pending.claim_hash,), (pending.reposted_claim_hash,)) + self.db.prefix_db.reposted_claim.stage_delete( + (pending.reposted_claim_hash, pending.tx_num, pending.position), (pending.claim_hash,) + ) def _add_support(self, height: int, txo: 'Output', tx_num: int, nout: int): supported_claim_hash = txo.claim_hash[::-1] self.support_txos_by_claim[supported_claim_hash].append((tx_num, nout)) self.support_txo_to_claim[(tx_num, nout)] = supported_claim_hash, txo.amount # print(f"\tsupport claim {supported_claim_hash.hex()} +{txo.amount}") - self.db_op_stack.extend_ops(StagedClaimtrieSupport( - supported_claim_hash, tx_num, nout, txo.amount - ).get_add_support_utxo_ops()) + + self.db.prefix_db.claim_to_support.stage_put((supported_claim_hash, tx_num, nout), (txo.amount,)) + self.db.prefix_db.support_to_claim.stage_put((tx_num, nout), (supported_claim_hash,)) + self.pending_support_amount_change[supported_claim_hash] += txo.amount def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: int, txo: 'Output', spent_claims: typing.Dict[bytes, Tuple[int, int, str]]): @@ -542,7 +642,7 @@ def _add_claim_or_support(self, height: int, tx_hash: bytes, tx_num: int, nout: self._add_support(height, txo, tx_num, nout) def _spend_support_txo(self, height: int, txin: TxInput): - txin_num = self.db.transaction_num_mapping[txin.prev_hash] + txin_num = self.get_pending_tx_num(txin.prev_hash) activation = 0 if (txin_num, txin.prev_idx) in self.support_txo_to_claim: spent_support, support_amount = self.support_txo_to_claim.pop((txin_num, txin.prev_idx)) @@ -561,17 +661,17 @@ def _spend_support_txo(self, height: int, txin: TxInput): if 0 < activation < self.height + 1: self.removed_active_support_amount_by_claim[spent_support].append(support_amount) if supported_name is not None and activation > 0: - self.db_op_stack.extend_ops(StagedActivation( + self.get_remove_activate_ops( ACTIVATED_SUPPORT_TXO_TYPE, spent_support, txin_num, txin.prev_idx, activation, supported_name, support_amount - ).get_remove_activate_ops()) + ) # print(f"\tspent support for {spent_support.hex()} activation:{activation} {support_amount}") - self.db_op_stack.extend_ops(StagedClaimtrieSupport( - spent_support, txin_num, txin.prev_idx, support_amount - ).get_spend_support_txo_ops()) + self.db.prefix_db.claim_to_support.stage_delete((spent_support, txin_num, txin.prev_idx), (support_amount,)) + self.db.prefix_db.support_to_claim.stage_delete((txin_num, txin.prev_idx), (spent_support,)) + self.pending_support_amount_change[spent_support] -= support_amount def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, int, str]]) -> bool: - txin_num = self.db.transaction_num_mapping[txin.prev_hash] + txin_num = self.get_pending_tx_num(txin.prev_hash) if (txin_num, txin.prev_idx) in self.txo_to_claim: spent = self.txo_to_claim[(txin_num, txin.prev_idx)] else: @@ -593,7 +693,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i self.pending_channel_counts[spent.signing_hash] -= 1 spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.normalized_name) # print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") - self.db_op_stack.extend_ops(spent.get_spend_claim_txo_ops()) + self.get_remove_claim_utxo_ops(spent) return True def _spend_claim_or_support_txo(self, height: int, txin: TxInput, spent_claims): @@ -633,9 +733,31 @@ def _abandon_claim(self, claim_hash: bytes, tx_num: int, nout: int, normalized_n if normalized_name.startswith('@'): # abandon a channel, invalidate signatures self._invalidate_channel_signatures(claim_hash) + def _get_invalidate_signature_ops(self, pending: StagedClaimtrieItem): + if not pending.signing_hash: + return + self.db.prefix_db.claim_to_channel.stage_delete( + (pending.claim_hash, pending.tx_num, pending.position), (pending.signing_hash,) + ) + if pending.channel_signature_is_valid: + self.db.prefix_db.channel_to_claim.stage_delete( + (pending.signing_hash, pending.normalized_name, pending.tx_num, pending.position), + (pending.claim_hash,) + ) + self.db.prefix_db.claim_to_txo.stage_delete( + (pending.claim_hash,), + (pending.tx_num, pending.position, pending.root_tx_num, pending.root_position, pending.amount, + pending.channel_signature_is_valid, pending.name) + ) + self.db.prefix_db.claim_to_txo.stage_put( + (pending.claim_hash,), + (pending.tx_num, pending.position, pending.root_tx_num, pending.root_position, pending.amount, + False, pending.name) + ) + def _invalidate_channel_signatures(self, claim_hash: bytes): - for k, signed_claim_hash in self.db.db.iterator( - prefix=Prefixes.channel_to_claim.pack_partial_key(claim_hash)): + for (signed_claim_hash, ) in self.db.prefix_db.channel_to_claim.iterate( + prefix=(claim_hash, ), include_key=False): if signed_claim_hash in self.abandoned_claims or signed_claim_hash in self.expired_claim_hashes: continue # there is no longer a signing channel for this claim as of this block @@ -657,12 +779,12 @@ def _invalidate_channel_signatures(self, claim_hash: bytes): claim = self._make_pending_claim_txo(signed_claim_hash) self.signatures_changed.add(signed_claim_hash) self.pending_channel_counts[claim_hash] -= 1 - self.db_op_stack.extend_ops(claim.get_invalidate_signature_ops()) + self._get_invalidate_signature_ops(claim) for staged in list(self.txo_to_claim.values()): needs_invalidate = staged.claim_hash not in self.doesnt_have_valid_signature if staged.signing_hash == claim_hash and needs_invalidate: - self.db_op_stack.extend_ops(staged.get_invalidate_signature_ops()) + self._get_invalidate_signature_ops(staged) self.txo_to_claim[self.claim_hash_to_txo[staged.claim_hash]] = staged.invalidate_signature() self.signatures_changed.add(staged.claim_hash) self.pending_channel_counts[claim_hash] -= 1 @@ -758,6 +880,30 @@ def _get_pending_effective_amount(self, name: str, claim_hash: bytes, height: Op support_amount = self._get_pending_supported_amount(claim_hash, height=height) return claim_amount + support_amount + def get_activate_ops(self, txo_type: int, claim_hash: bytes, tx_num: int, position: int, + activation_height: int, name: str, amount: int): + self.db.prefix_db.activated.stage_put( + (txo_type, tx_num, position), (activation_height, claim_hash, name) + ) + self.db.prefix_db.pending_activation.stage_put( + (activation_height, txo_type, tx_num, position), (claim_hash, name) + ) + self.db.prefix_db.active_amount.stage_put( + (claim_hash, txo_type, activation_height, tx_num, position), (amount,) + ) + + def get_remove_activate_ops(self, txo_type: int, claim_hash: bytes, tx_num: int, position: int, + activation_height: int, name: str, amount: int): + self.db.prefix_db.activated.stage_delete( + (txo_type, tx_num, position), (activation_height, claim_hash, name) + ) + self.db.prefix_db.pending_activation.stage_delete( + (activation_height, txo_type, tx_num, position), (claim_hash, name) + ) + self.db.prefix_db.active_amount.stage_delete( + (claim_hash, txo_type, activation_height, tx_num, position), (amount,) + ) + def _get_takeover_ops(self, height: int): # cache for controlling claims as of the previous block @@ -779,7 +925,7 @@ def get_controlling(_name): future_activations = defaultdict(dict) def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, tx_num: int, nout: int, - amount: int, is_support: bool) -> List['RevertableOp']: + amount: int, is_support: bool): controlling = get_controlling(name) nothing_is_controlling = not controlling staged_is_controlling = False if not controlling else claim_hash == controlling.claim_hash @@ -812,10 +958,10 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t )) if is_support: self.possible_future_support_txos_by_claim_hash[claim_hash].append((tx_num, nout)) - return StagedActivation( + self.get_activate_ops( ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, claim_hash, tx_num, nout, height + delay, name, amount - ).get_activate_ops() + ) # determine names needing takeover/deletion due to controlling claims being abandoned # and add ops to deactivate abandoned claims @@ -827,11 +973,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t activation = self.db.get_activation(staged.tx_num, staged.position) if activation > 0: # db returns -1 for non-existent txos # removed queued future activation from the db - self.db_op_stack.extend_ops( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, - activation, staged.normalized_name, staged.amount - ).get_remove_activate_ops() + self.get_remove_activate_ops( + ACTIVATED_CLAIM_TXO_TYPE, staged.claim_hash, staged.tx_num, staged.position, + activation, staged.normalized_name, staged.amount ) else: # it hadn't yet been activated @@ -868,10 +1012,10 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t prev_activation = self.db.get_activation(prev_txo.tx_num, prev_txo.position) if height < prev_activation or prev_activation < 0: is_delayed = True - self.db_op_stack.extend_ops(get_delayed_activate_ops( + get_delayed_activate_ops( staged.normalized_name, staged.claim_hash, is_delayed, tx_num, nout, staged.amount, is_support=False - )) + ) # and the supports for (tx_num, nout), (claim_hash, amount) in self.support_txo_to_claim.items(): @@ -889,9 +1033,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t v = supported_claim_info name = v.normalized_name staged_is_new_claim = (v.root_tx_num, v.root_position) == (v.tx_num, v.position) - self.db_op_stack.extend_ops(get_delayed_activate_ops( + get_delayed_activate_ops( name, claim_hash, staged_is_new_claim, tx_num, nout, amount, is_support=True - )) + ) # add the activation/delayed-activation ops for activated, activated_txos in activated_at_height.items(): @@ -962,7 +1106,9 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if not has_candidate: # remove name takeover entry, the name is now unclaimed controlling = get_controlling(need_takeover) - self.db_op_stack.extend_ops(get_remove_name_ops(need_takeover, controlling.claim_hash, controlling.height)) + self.db.prefix_db.claim_takeover.stage_delete( + (need_takeover,), (controlling.claim_hash, controlling.height) + ) # scan for possible takeovers out of the accumulated activations, of these make sure there # aren't any future activations for the taken over names with yet higher amounts, if there are @@ -973,7 +1119,7 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t # upon the delayed activation of B, we need to detect to activate C and make it take over early instead claim_exists = {} - for activated, activated_claim_txo in self.db.get_future_activated(height): + for activated, activated_claim_txo in self.db.get_future_activated(height).items(): # uses the pending effective amount for the future activation height, not the current height future_amount = self._get_pending_claim_amount( activated.normalized_name, activated.claim_hash, activated_claim_txo.height + 1 @@ -1060,32 +1206,32 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t break assert None not in (amount, activation) # update the claim that's activating early - self.db_op_stack.extend_ops( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, - position, activation, name, amount - ).get_remove_activate_ops() + \ - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, - position, height, name, amount - ).get_activate_ops() + self.get_remove_activate_ops( + ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, + position, activation, name, amount + ) + self.get_activate_ops( + ACTIVATED_CLAIM_TXO_TYPE, winning_including_future_activations, tx_num, + position, height, name, amount ) for (k, amount) in activate_in_future[name][winning_including_future_activations]: txo = (k.tx_num, k.position) if txo in self.possible_future_support_txos_by_claim_hash[winning_including_future_activations]: - self.db_op_stack.extend_ops( - StagedActivation( - ACTIVATED_SUPPORT_TXO_TYPE, winning_including_future_activations, k.tx_num, - k.position, k.height, name, amount - ).get_remove_activate_ops() + \ - StagedActivation( - ACTIVATED_SUPPORT_TXO_TYPE, winning_including_future_activations, k.tx_num, - k.position, height, name, amount - ).get_activate_ops() + self.get_remove_activate_ops( + ACTIVATED_SUPPORT_TXO_TYPE, winning_including_future_activations, k.tx_num, + k.position, k.height, name, amount + ) + self.get_activate_ops( + ACTIVATED_SUPPORT_TXO_TYPE, winning_including_future_activations, k.tx_num, + k.position, height, name, amount ) self.taken_over_names.add(name) - self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning_including_future_activations, height, controlling)) + if controlling: + self.db.prefix_db.claim_takeover.stage_delete( + (name,), (controlling.claim_hash, controlling.height) + ) + self.db.prefix_db.claim_takeover.stage_put((name,), (winning_including_future_activations, height)) self.touched_claim_hashes.add(winning_including_future_activations) if controlling and controlling.claim_hash not in self.abandoned_claims: self.touched_claim_hashes.add(controlling.claim_hash) @@ -1106,20 +1252,20 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if previous_pending_activate.height > height: # the claim had a pending activation in the future, move it to now if tx_num < self.tx_count: - self.db_op_stack.extend_ops( - StagedActivation( - ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, - position, previous_pending_activate.height, name, amount - ).get_remove_activate_ops() - ) - self.db_op_stack.extend_ops( - StagedActivation( + self.get_remove_activate_ops( ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, - position, height, name, amount - ).get_activate_ops() + position, previous_pending_activate.height, name, amount + ) + self.get_activate_ops( + ACTIVATED_CLAIM_TXO_TYPE, winning_claim_hash, tx_num, + position, height, name, amount ) self.taken_over_names.add(name) - self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning_claim_hash, height, controlling)) + if controlling: + self.db.prefix_db.claim_takeover.stage_delete( + (name,), (controlling.claim_hash, controlling.height) + ) + self.db.prefix_db.claim_takeover.stage_put((name,), (winning_claim_hash, height)) if controlling and controlling.claim_hash not in self.abandoned_claims: self.touched_claim_hashes.add(controlling.claim_hash) self.touched_claim_hashes.add(winning_claim_hash) @@ -1147,7 +1293,11 @@ def get_delayed_activate_ops(name: str, claim_hash: bytes, is_new_claim: bool, t if (controlling and winning != controlling.claim_hash) or (not controlling and winning): self.taken_over_names.add(name) # print(f"\ttakeover from abandoned support {controlling.claim_hash.hex()} -> {winning.hex()}") - self.db_op_stack.extend_ops(get_takeover_name_ops(name, winning, height, controlling)) + if controlling: + self.db.prefix_db.claim_takeover.stage_delete( + (name,), (controlling.claim_hash, controlling.height) + ) + self.db.prefix_db.claim_takeover.stage_put((name,), (winning, height)) if controlling: self.touched_claim_hashes.add(controlling.claim_hash) self.touched_claim_hashes.add(winning) @@ -1185,6 +1335,15 @@ def _get_cumulative_update_ops(self, height: int): ) ) + # update support amount totals + for supported_claim, amount in self.pending_support_amount_change.items(): + existing = self.db.prefix_db.support_amount.get(supported_claim) + total = amount + if existing is not None: + total += existing.amount + self.db.prefix_db.support_amount.stage_delete((supported_claim,), existing) + self.db.prefix_db.support_amount.stage_put((supported_claim,), (total,)) + # use the cumulative changes to update bid ordered resolve for removed in self.removed_claim_hashes: removed_claim = self.db.get_claim_txo(removed) @@ -1193,10 +1352,9 @@ def _get_cumulative_update_ops(self, height: int): removed_claim.normalized_name, removed ) if amt: - self.db_op_stack.extend_ops(get_remove_effective_amount_ops( - removed_claim.normalized_name, amt.effective_amount, amt.tx_num, - amt.position, removed - )) + self.db.prefix_db.effective_amount.stage_delete( + (removed_claim.normalized_name, amt.effective_amount, amt.tx_num, amt.position), (removed,) + ) for touched in self.touched_claim_hashes: prev_effective_amount = 0 @@ -1208,10 +1366,10 @@ def _get_cumulative_update_ops(self, height: int): claim_amount_info = self.db.get_url_effective_amount(name, touched) if claim_amount_info: prev_effective_amount = claim_amount_info.effective_amount - self.db_op_stack.extend_ops(get_remove_effective_amount_ops( - name, claim_amount_info.effective_amount, claim_amount_info.tx_num, - claim_amount_info.position, touched - )) + self.db.prefix_db.effective_amount.stage_delete( + (name, claim_amount_info.effective_amount, claim_amount_info.tx_num, + claim_amount_info.position), (touched,) + ) else: v = self.db.get_claim_txo(touched) if not v: @@ -1220,10 +1378,8 @@ def _get_cumulative_update_ops(self, height: int): amt = self.db.get_url_effective_amount(name, touched) if amt: prev_effective_amount = amt.effective_amount - self.db_op_stack.extend_ops( - get_remove_effective_amount_ops( - name, amt.effective_amount, amt.tx_num, amt.position, touched - ) + self.db.prefix_db.effective_amount.stage_delete( + (name, prev_effective_amount, amt.tx_num, amt.position), (touched,) ) if (name, touched) in self.activated_claim_amount_by_name_and_hash: @@ -1242,12 +1398,18 @@ def _get_cumulative_update_ops(self, height: int): touched.hex(), height, False, prev_effective_amount, support_amount ) new_effective_amount = self._get_pending_effective_amount(name, touched) - self.db_op_stack.extend_ops( - get_add_effective_amount_ops( - name, new_effective_amount, tx_num, position, touched - ) + self.db.prefix_db.effective_amount.stage_put( + (name, new_effective_amount, tx_num, position), (touched,) ) + for channel_hash, count in self.pending_channel_counts.items(): + if count != 0: + channel_count_val = self.db.prefix_db.channel_count.get(channel_hash) + channel_count = 0 if not channel_count_val else channel_count_val.count + if channel_count_val is not None: + self.db.prefix_db.channel_count.stage_delete((channel_hash,), (channel_count,)) + self.db.prefix_db.channel_count.stage_put((channel_hash,), (channel_count + count,)) + self.touched_claim_hashes.update( {k for k in self.pending_reposted if k not in self.removed_claim_hashes} ) @@ -1319,9 +1481,8 @@ def advance_block(self, block): for abandoned_claim_hash, (tx_num, nout, normalized_name) in abandoned_channels.items(): # print(f"\tabandon {normalized_name} {abandoned_claim_hash.hex()} {tx_num} {nout}") self._abandon_claim(abandoned_claim_hash, tx_num, nout, normalized_name) - - self.db.total_transactions.append(tx_hash) - self.db.transaction_num_mapping[tx_hash] = tx_count + self.pending_transactions[tx_count] = tx_hash + self.pending_transaction_num_mapping[tx_hash] = tx_count tx_count += 1 # handle expired claims @@ -1333,43 +1494,53 @@ def advance_block(self, block): # update effective amount and update sets of touched and deleted claims self._get_cumulative_update_ops(height) - self.db_op_stack.append_op(RevertablePut(*Prefixes.tx_count.pack_item(height, tx_count))) + self.db.prefix_db.tx_count.stage_put(key_args=(height,), value_args=(tx_count,)) for hashX, new_history in self.hashXs_by_tx.items(): if not new_history: continue - self.db_op_stack.append_op( - RevertablePut( - *Prefixes.hashX_history.pack_item( - hashX, height, new_history - ) - ) - ) + self.db.prefix_db.hashX_history.stage_put(key_args=(hashX, height), value_args=(new_history,)) self.tx_count = tx_count self.db.tx_counts.append(self.tx_count) cached_max_reorg_depth = self.daemon.cached_height() - self.env.reorg_limit if height >= cached_max_reorg_depth: - self.db_op_stack.append_op( - RevertablePut( - *Prefixes.touched_or_deleted.pack_item( - height, self.touched_claim_hashes, self.removed_claim_hashes - ) - ) - ) - self.db_op_stack.append_op( - RevertablePut( - *Prefixes.undo.pack_item(height, self.db_op_stack.get_undo_ops()) - ) + self.db.prefix_db.touched_or_deleted.stage_put( + key_args=(height,), value_args=(self.touched_claim_hashes, self.removed_claim_hashes) ) self.height = height self.db.headers.append(block.header) self.tip = self.coin.header_hash(block.header) + min_height = self.db.min_undo_height(self.db.db_height) + if min_height > 0: # delete undos for blocks deep enough they can't be reorged + undo_to_delete = list(self.db.prefix_db.undo.iterate(start=(0,), stop=(min_height,))) + for (k, v) in undo_to_delete: + self.db.prefix_db.undo.stage_delete((k,), (v,)) + touched_or_deleted_to_delete = list(self.db.prefix_db.touched_or_deleted.iterate( + start=(0,), stop=(min_height,)) + ) + for (k, v) in touched_or_deleted_to_delete: + self.db.prefix_db.touched_or_deleted.stage_delete(k, v) + + self.db.fs_height = self.height + self.db.fs_tx_count = self.tx_count + self.db.hist_flush_count += 1 + self.db.hist_unflushed_count = 0 + self.db.utxo_flush_count = self.db.hist_flush_count + self.db.db_height = self.height + self.db.db_tx_count = self.tx_count + self.db.db_tip = self.tip + self.db.last_flush_tx_count = self.db.fs_tx_count + now = time.time() + self.db.wall_time += now - self.db.last_flush + self.db.last_flush = now + + self.db.write_db_state() + def clear_after_advance_or_reorg(self): - self.db_op_stack.clear() self.txo_to_claim.clear() self.claim_hash_to_txo.clear() self.support_txos_by_claim.clear() @@ -1399,59 +1570,87 @@ def clear_after_advance_or_reorg(self): self.pending_channel_counts.clear() self.updated_claims.clear() self.taken_over_names.clear() + self.pending_transaction_num_mapping.clear() + self.pending_transactions.clear() + self.pending_support_amount_change.clear() async def backup_block(self): - # self.db.assert_flushed(self.flush_data()) - self.logger.info("backup block %i", self.height) - # Check and update self.tip - undo_ops, touched_and_deleted_bytes = self.db.read_undo_info(self.height) - if undo_ops is None: - raise ChainError(f'no undo information found for height {self.height:,d}') - self.db_op_stack.append_op(RevertableDelete(Prefixes.undo.pack_key(self.height), undo_ops)) - self.db_op_stack.apply_packed_undo_ops(undo_ops) - - touched_and_deleted = Prefixes.touched_or_deleted.unpack_value(touched_and_deleted_bytes) + assert len(self.db.prefix_db._op_stack) == 0 + touched_and_deleted = self.db.prefix_db.touched_or_deleted.get(self.height) self.touched_claims_to_send_es.update(touched_and_deleted.touched_claims) self.removed_claims_to_send_es.difference_update(touched_and_deleted.touched_claims) self.removed_claims_to_send_es.update(touched_and_deleted.deleted_claims) + # self.db.assert_flushed(self.flush_data()) + self.logger.info("backup block %i", self.height) + # Check and update self.tip + self.db.headers.pop() self.db.tx_counts.pop() self.tip = self.coin.header_hash(self.db.headers[-1]) - while len(self.db.total_transactions) > self.db.tx_counts[-1]: - self.db.transaction_num_mapping.pop(self.db.total_transactions.pop()) - self.tx_count -= 1 + self.tx_count = self.db.tx_counts[-1] self.height -= 1 # self.touched can include other addresses which is # harmless, but remove None. self.touched_hashXs.discard(None) + assert self.height < self.db.db_height + assert not self.db.hist_unflushed + + start_time = time.time() + tx_delta = self.tx_count - self.db.last_flush_tx_count + ### + self.db.fs_tx_count = self.tx_count + # Truncate header_mc: header count is 1 more than the height. + self.db.header_mc.truncate(self.height + 1) + ### + # Not certain this is needed, but it doesn't hurt + self.db.hist_flush_count += 1 + + while self.db.fs_height > self.height: + self.db.fs_height -= 1 + self.db.utxo_flush_count = self.db.hist_flush_count + self.db.db_height = self.height + self.db.db_tx_count = self.tx_count + self.db.db_tip = self.tip + # Flush state last as it reads the wall time. + now = time.time() + self.db.wall_time += now - self.db.last_flush + self.db.last_flush = now + self.db.last_flush_tx_count = self.db.fs_tx_count + + await self.run_in_thread_with_lock(self.db.prefix_db.rollback, self.height + 1) + self.clear_after_advance_or_reorg() + + elapsed = self.db.last_flush - start_time + self.logger.warning(f'backup flush #{self.db.hist_flush_count:,d} took {elapsed:.1f}s. ' + f'Height {self.height:,d} txs: {self.tx_count:,d} ({tx_delta:+,d})') + def add_utxo(self, tx_hash: bytes, tx_num: int, nout: int, txout: 'TxOutput') -> Optional[bytes]: hashX = self.coin.hashX_from_script(txout.pk_script) if hashX: self.touched_hashXs.add(hashX) self.utxo_cache[(tx_hash, nout)] = (hashX, txout.value) - self.db_op_stack.extend_ops([ - RevertablePut( - *Prefixes.utxo.pack_item(hashX, tx_num, nout, txout.value) - ), - RevertablePut( - *Prefixes.hashX_utxo.pack_item(tx_hash[:4], tx_num, nout, hashX) - ) - ]) + self.db.prefix_db.utxo.stage_put((hashX, tx_num, nout), (txout.value,)) + self.db.prefix_db.hashX_utxo.stage_put((tx_hash[:4], tx_num, nout), (hashX,)) return hashX + def get_pending_tx_num(self, tx_hash: bytes) -> int: + if tx_hash in self.pending_transaction_num_mapping: + return self.pending_transaction_num_mapping[tx_hash] + else: + return self.db.prefix_db.tx_num.get(tx_hash).tx_num + def spend_utxo(self, tx_hash: bytes, nout: int): hashX, amount = self.utxo_cache.pop((tx_hash, nout), (None, None)) - txin_num = self.db.transaction_num_mapping[tx_hash] - hdb_key = Prefixes.hashX_utxo.pack_key(tx_hash[:4], txin_num, nout) + txin_num = self.get_pending_tx_num(tx_hash) if not hashX: - hashX = self.db.db.get(hdb_key) - if not hashX: + hashX_value = self.db.prefix_db.hashX_utxo.get(tx_hash[:4], txin_num, nout) + if not hashX_value: return - udb_key = Prefixes.utxo.pack_key(hashX, txin_num, nout) - utxo_value_packed = self.db.db.get(udb_key) - if utxo_value_packed is None: + hashX = hashX_value.hashX + utxo_value = self.db.prefix_db.utxo.get(hashX, txin_num, nout) + if not utxo_value: self.logger.warning( "%s:%s is not found in UTXO db for %s", hash_to_hex_str(tx_hash), nout, hash_to_hex_str(hashX) ) @@ -1459,18 +1658,13 @@ def spend_utxo(self, tx_hash: bytes, nout: int): f"{hash_to_hex_str(tx_hash)}:{nout} is not found in UTXO db for {hash_to_hex_str(hashX)}" ) self.touched_hashXs.add(hashX) - self.db_op_stack.extend_ops([ - RevertableDelete(hdb_key, hashX), - RevertableDelete(udb_key, utxo_value_packed) - ]) + self.db.prefix_db.hashX_utxo.stage_delete((tx_hash[:4], txin_num, nout), hashX_value) + self.db.prefix_db.utxo.stage_delete((hashX, txin_num, nout), utxo_value) return hashX elif amount is not None: - udb_key = Prefixes.utxo.pack_key(hashX, txin_num, nout) + self.db.prefix_db.hashX_utxo.stage_delete((tx_hash[:4], txin_num, nout), (hashX,)) + self.db.prefix_db.utxo.stage_delete((hashX, txin_num, nout), (amount,)) self.touched_hashXs.add(hashX) - self.db_op_stack.extend_ops([ - RevertableDelete(hdb_key, hashX), - RevertableDelete(udb_key, Prefixes.utxo.pack_value(amount)) - ]) return hashX async def _process_prefetched_blocks(self): @@ -1494,7 +1688,15 @@ async def _first_caught_up(self): # Flush everything but with first_sync->False state. first_sync = self.db.first_sync self.db.first_sync = False - await self.write_state() + + def flush(): + assert len(self.db.prefix_db._op_stack) == 0 + self.db.write_db_state() + self.db.prefix_db.unsafe_commit() + self.db.assert_db_state() + + await self.run_in_thread_with_lock(flush) + if first_sync: self.logger.info(f'{lbry.__version__} synced to ' f'height {self.height:,d}, halting here.') @@ -1516,7 +1718,6 @@ async def fetch_and_process_blocks(self, caught_up_event): self._caught_up_event = caught_up_event try: await self.db.open_dbs() - self.db_op_stack = self.db.db_op_stack self.height = self.db.db_height self.tip = self.db.db_tip self.tx_count = self.db.db_tx_count diff --git a/lbry/wallet/server/db/__init__.py b/lbry/wallet/server/db/__init__.py index f2c40697bd..b3201dc794 100644 --- a/lbry/wallet/server/db/__init__.py +++ b/lbry/wallet/server/db/__init__.py @@ -37,4 +37,5 @@ class DB_PREFIXES(enum.Enum): hashx_utxo = b'h' hashx_history = b'x' db_state = b's' - trending_spike = b't' + channel_count = b'Z' + support_amount = b'a' diff --git a/lbry/wallet/server/db/claimtrie.py b/lbry/wallet/server/db/claimtrie.py deleted file mode 100644 index 54a65484d8..0000000000 --- a/lbry/wallet/server/db/claimtrie.py +++ /dev/null @@ -1,258 +0,0 @@ -import typing -from typing import Optional -from lbry.wallet.server.db.revertable import RevertablePut, RevertableDelete, RevertableOp -from lbry.wallet.server.db.prefixes import Prefixes, ClaimTakeoverValue, EffectiveAmountPrefixRow -from lbry.wallet.server.db.prefixes import RepostPrefixRow, RepostedPrefixRow - - -def length_encoded_name(name: str) -> bytes: - encoded = name.encode('utf-8') - return len(encoded).to_bytes(2, byteorder='big') + encoded - - -class StagedClaimtrieSupport(typing.NamedTuple): - claim_hash: bytes - tx_num: int - position: int - amount: int - - def _get_add_remove_support_utxo_ops(self, add=True): - """ - get a list of revertable operations to add or spend a support txo to the key: value database - - :param add: if true use RevertablePut operations, otherwise use RevertableDelete - :return: - """ - op = RevertablePut if add else RevertableDelete - return [ - op( - *Prefixes.claim_to_support.pack_item(self.claim_hash, self.tx_num, self.position, self.amount) - ), - op( - *Prefixes.support_to_claim.pack_item(self.tx_num, self.position, self.claim_hash) - ) - ] - - def get_add_support_utxo_ops(self) -> typing.List[RevertableOp]: - return self._get_add_remove_support_utxo_ops(add=True) - - def get_spend_support_txo_ops(self) -> typing.List[RevertableOp]: - return self._get_add_remove_support_utxo_ops(add=False) - - -class StagedActivation(typing.NamedTuple): - txo_type: int - claim_hash: bytes - tx_num: int - position: int - activation_height: int - name: str - amount: int - - def _get_add_remove_activate_ops(self, add=True): - op = RevertablePut if add else RevertableDelete - # print(f"\t{'add' if add else 'remove'} {'claim' if self.txo_type == ACTIVATED_CLAIM_TXO_TYPE else 'support'}," - # f" {self.tx_num}, {self.position}, activation={self.activation_height}, {self.name}, " - # f"amount={self.amount}") - return [ - op( - *Prefixes.activated.pack_item( - self.txo_type, self.tx_num, self.position, self.activation_height, self.claim_hash, self.name - ) - ), - op( - *Prefixes.pending_activation.pack_item( - self.activation_height, self.txo_type, self.tx_num, self.position, - self.claim_hash, self.name - ) - ), - op( - *Prefixes.active_amount.pack_item( - self.claim_hash, self.txo_type, self.activation_height, self.tx_num, self.position, self.amount - ) - ) - ] - - def get_activate_ops(self) -> typing.List[RevertableOp]: - return self._get_add_remove_activate_ops(add=True) - - def get_remove_activate_ops(self) -> typing.List[RevertableOp]: - return self._get_add_remove_activate_ops(add=False) - - -def get_remove_name_ops(name: str, claim_hash: bytes, height: int) -> typing.List[RevertableDelete]: - return [ - RevertableDelete( - *Prefixes.claim_takeover.pack_item( - name, claim_hash, height - ) - ) - ] - - -def get_takeover_name_ops(name: str, claim_hash: bytes, takeover_height: int, - previous_winning: Optional[ClaimTakeoverValue]): - if previous_winning: - return [ - RevertableDelete( - *Prefixes.claim_takeover.pack_item( - name, previous_winning.claim_hash, previous_winning.height - ) - ), - RevertablePut( - *Prefixes.claim_takeover.pack_item( - name, claim_hash, takeover_height - ) - ) - ] - return [ - RevertablePut( - *Prefixes.claim_takeover.pack_item( - name, claim_hash, takeover_height - ) - ) - ] - - -def get_remove_effective_amount_ops(name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes): - return [ - RevertableDelete(*EffectiveAmountPrefixRow.pack_item(name, effective_amount, tx_num, position, claim_hash)) - ] - - -def get_add_effective_amount_ops(name: str, effective_amount: int, tx_num: int, position: int, claim_hash: bytes): - return [ - RevertablePut(*EffectiveAmountPrefixRow.pack_item(name, effective_amount, tx_num, position, claim_hash)) - ] - - -class StagedClaimtrieItem(typing.NamedTuple): - name: str - normalized_name: str - claim_hash: bytes - amount: int - expiration_height: int - tx_num: int - position: int - root_tx_num: int - root_position: int - channel_signature_is_valid: bool - signing_hash: Optional[bytes] - reposted_claim_hash: Optional[bytes] - - @property - def is_update(self) -> bool: - return (self.tx_num, self.position) != (self.root_tx_num, self.root_position) - - def _get_add_remove_claim_utxo_ops(self, add=True): - """ - get a list of revertable operations to add or spend a claim txo to the key: value database - - :param add: if true use RevertablePut operations, otherwise use RevertableDelete - :return: - """ - op = RevertablePut if add else RevertableDelete - ops = [ - # claim tip by claim hash - op( - *Prefixes.claim_to_txo.pack_item( - self.claim_hash, self.tx_num, self.position, self.root_tx_num, self.root_position, - self.amount, self.channel_signature_is_valid, self.name - ) - ), - # claim hash by txo - op( - *Prefixes.txo_to_claim.pack_item(self.tx_num, self.position, self.claim_hash, self.normalized_name) - ), - # claim expiration - op( - *Prefixes.claim_expiration.pack_item( - self.expiration_height, self.tx_num, self.position, self.claim_hash, - self.normalized_name - ) - ), - # short url resolution - ] - ops.extend([ - op( - *Prefixes.claim_short_id.pack_item( - self.normalized_name, self.claim_hash.hex()[:prefix_len + 1], self.root_tx_num, self.root_position, - self.tx_num, self.position - ) - ) for prefix_len in range(10) - ]) - - if self.signing_hash and self.channel_signature_is_valid: - ops.extend([ - # channel by stream - op( - *Prefixes.claim_to_channel.pack_item( - self.claim_hash, self.tx_num, self.position, self.signing_hash - ) - ), - # stream by channel - op( - *Prefixes.channel_to_claim.pack_item( - self.signing_hash, self.normalized_name, self.tx_num, self.position, self.claim_hash - ) - ) - ]) - if self.reposted_claim_hash: - ops.extend([ - op( - *Prefixes.repost.pack_item(self.claim_hash, self.reposted_claim_hash) - ), - op( - *Prefixes.reposted_claim.pack_item( - self.reposted_claim_hash, self.tx_num, self.position, self.claim_hash - ) - ), - - ]) - return ops - - def get_add_claim_utxo_ops(self) -> typing.List[RevertableOp]: - return self._get_add_remove_claim_utxo_ops(add=True) - - def get_spend_claim_txo_ops(self) -> typing.List[RevertableOp]: - return self._get_add_remove_claim_utxo_ops(add=False) - - def get_invalidate_signature_ops(self): - if not self.signing_hash: - return [] - ops = [ - RevertableDelete( - *Prefixes.claim_to_channel.pack_item( - self.claim_hash, self.tx_num, self.position, self.signing_hash - ) - ) - ] - if self.channel_signature_is_valid: - ops.extend([ - # delete channel_to_claim/claim_to_channel - RevertableDelete( - *Prefixes.channel_to_claim.pack_item( - self.signing_hash, self.normalized_name, self.tx_num, self.position, self.claim_hash - ) - ), - # update claim_to_txo with channel_signature_is_valid=False - RevertableDelete( - *Prefixes.claim_to_txo.pack_item( - self.claim_hash, self.tx_num, self.position, self.root_tx_num, self.root_position, - self.amount, self.channel_signature_is_valid, self.name - ) - ), - RevertablePut( - *Prefixes.claim_to_txo.pack_item( - self.claim_hash, self.tx_num, self.position, self.root_tx_num, self.root_position, - self.amount, False, self.name - ) - ) - ]) - return ops - - def invalidate_signature(self) -> 'StagedClaimtrieItem': - return StagedClaimtrieItem( - self.name, self.normalized_name, self.claim_hash, self.amount, self.expiration_height, self.tx_num, - self.position, self.root_tx_num, self.root_position, False, None, self.reposted_claim_hash - ) diff --git a/lbry/wallet/server/db/db.py b/lbry/wallet/server/db/db.py new file mode 100644 index 0000000000..f8bce3dc1b --- /dev/null +++ b/lbry/wallet/server/db/db.py @@ -0,0 +1,103 @@ +import struct +from typing import Optional +from lbry.wallet.server.db import DB_PREFIXES +from lbry.wallet.server.db.revertable import RevertableOpStack + + +class KeyValueStorage: + def get(self, key: bytes, fill_cache: bool = True) -> Optional[bytes]: + raise NotImplemented() + + def iterator(self, reverse=False, start=None, stop=None, include_start=True, include_stop=False, prefix=None, + include_key=True, include_value=True, fill_cache=True): + raise NotImplemented() + + def write_batch(self, transaction: bool = False): + raise NotImplemented() + + def close(self): + raise NotImplemented() + + @property + def closed(self) -> bool: + raise NotImplemented() + + +class PrefixDB: + UNDO_KEY_STRUCT = struct.Struct(b'>Q') + + def __init__(self, db: KeyValueStorage, unsafe_prefixes=None): + self._db = db + self._op_stack = RevertableOpStack(db.get, unsafe_prefixes=unsafe_prefixes) + + def unsafe_commit(self): + """ + Write staged changes to the database without keeping undo information + Changes written cannot be undone + """ + try: + with self._db.write_batch(transaction=True) as batch: + batch_put = batch.put + batch_delete = batch.delete + for staged_change in self._op_stack: + if staged_change.is_put: + batch_put(staged_change.key, staged_change.value) + else: + batch_delete(staged_change.key) + finally: + self._op_stack.clear() + + def commit(self, height: int): + """ + Write changes for a block height to the database and keep undo information so that the changes can be reverted + """ + undo_ops = self._op_stack.get_undo_ops() + try: + with self._db.write_batch(transaction=True) as batch: + batch_put = batch.put + batch_delete = batch.delete + for staged_change in self._op_stack: + if staged_change.is_put: + batch_put(staged_change.key, staged_change.value) + else: + batch_delete(staged_change.key) + batch_put(DB_PREFIXES.undo.value + self.UNDO_KEY_STRUCT.pack(height), undo_ops) + finally: + self._op_stack.clear() + + def rollback(self, height: int): + """ + Revert changes for a block height + """ + undo_key = DB_PREFIXES.undo.value + self.UNDO_KEY_STRUCT.pack(height) + self._op_stack.apply_packed_undo_ops(self._db.get(undo_key)) + try: + with self._db.write_batch(transaction=True) as batch: + batch_put = batch.put + batch_delete = batch.delete + for staged_change in self._op_stack: + if staged_change.is_put: + batch_put(staged_change.key, staged_change.value) + else: + batch_delete(staged_change.key) + batch_delete(undo_key) + finally: + self._op_stack.clear() + + def get(self, key: bytes, fill_cache: bool = True) -> Optional[bytes]: + return self._db.get(key, fill_cache=fill_cache) + + def iterator(self, reverse=False, start=None, stop=None, include_start=True, include_stop=False, prefix=None, + include_key=True, include_value=True, fill_cache=True): + return self._db.iterator( + reverse=reverse, start=start, stop=stop, include_start=include_start, include_stop=include_stop, + prefix=prefix, include_key=include_key, include_value=include_value, fill_cache=fill_cache + ) + + def close(self): + if not self._db.closed: + self._db.close() + + @property + def closed(self): + return self._db.closed diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index b86a38dd29..c7ec9c3a97 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -2,9 +2,9 @@ import struct import array import base64 -import plyvel from typing import Union, Tuple, NamedTuple, Optional from lbry.wallet.server.db import DB_PREFIXES +from lbry.wallet.server.db.db import KeyValueStorage, PrefixDB from lbry.wallet.server.db.revertable import RevertableOpStack, RevertablePut, RevertableDelete from lbry.schema.url import normalize_name @@ -38,13 +38,13 @@ class PrefixRow(metaclass=PrefixRowType): value_struct: struct.Struct key_part_lambdas = [] - def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): + def __init__(self, db: KeyValueStorage, op_stack: RevertableOpStack): self._db = db self._op_stack = op_stack def iterate(self, prefix=None, start=None, stop=None, reverse: bool = False, include_key: bool = True, include_value: bool = True, - fill_cache: bool = True): + fill_cache: bool = True, deserialize_key: bool = True, deserialize_value: bool = True): if not prefix and not start and not stop: prefix = () if prefix is not None: @@ -54,25 +54,36 @@ def iterate(self, prefix=None, start=None, stop=None, if stop is not None: stop = self.pack_partial_key(*stop) + if deserialize_key: + key_getter = lambda k: self.unpack_key(k) + else: + key_getter = lambda k: k + if deserialize_value: + value_getter = lambda v: self.unpack_value(v) + else: + value_getter = lambda v: v + if include_key and include_value: for k, v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, fill_cache=fill_cache): - yield self.unpack_key(k), self.unpack_value(v) + yield key_getter(k), value_getter(v) elif include_key: for k in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_value=False, fill_cache=fill_cache): - yield self.unpack_key(k) + yield key_getter(k) elif include_value: for v in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_key=False, fill_cache=fill_cache): - yield self.unpack_value(v) + yield value_getter(v) else: - raise RuntimeError + for _ in self._db.iterator(prefix=prefix, start=start, stop=stop, reverse=reverse, include_key=False, + include_value=False, fill_cache=fill_cache): + yield None - def get(self, *key_args, fill_cache=True): + def get(self, *key_args, fill_cache=True, deserialize_value=True): v = self._db.get(self.pack_key(*key_args), fill_cache=fill_cache) if v: - return self.unpack_value(v) + return v if not deserialize_value else self.unpack_value(v) def stage_put(self, key_args=(), value_args=()): self._op_stack.append_op(RevertablePut(self.pack_key(*key_args), self.pack_value(*value_args))) @@ -303,6 +314,28 @@ def __str__(self): return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" +class ChannelCountKey(typing.NamedTuple): + channel_hash: bytes + + def __str__(self): + return f"{self.__class__.__name__}(channel_hash={self.channel_hash.hex()})" + + +class ChannelCountValue(typing.NamedTuple): + count: int + + +class SupportAmountKey(typing.NamedTuple): + claim_hash: bytes + + def __str__(self): + return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})" + + +class SupportAmountValue(typing.NamedTuple): + amount: int + + class ClaimToSupportKey(typing.NamedTuple): claim_hash: bytes tx_num: int @@ -469,6 +502,20 @@ def __str__(self): f"deleted_claims={','.join(map(lambda x: x.hex(), self.deleted_claims))})" +class DBState(typing.NamedTuple): + genesis: bytes + height: int + tx_count: int + tip: bytes + utxo_flush_count: int + wall_time: int + first_sync: bool + db_version: int + hist_flush_count: int + comp_flush_count: int + comp_cursor: int + + class ActiveAmountPrefixRow(PrefixRow): prefix = DB_PREFIXES.active_amount.value key_struct = struct.Struct(b'>20sBLLH') @@ -514,9 +561,7 @@ class ClaimToTXOPrefixRow(PrefixRow): @classmethod def pack_key(cls, claim_hash: bytes): - return super().pack_key( - claim_hash - ) + return super().pack_key(claim_hash) @classmethod def unpack_key(cls, key: bytes) -> ClaimToTXOKey: @@ -972,6 +1017,11 @@ def pack_item(cls, name: str, effective_amount: int, tx_num: int, position: int, class RepostPrefixRow(PrefixRow): prefix = DB_PREFIXES.repost.value + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack + ] + @classmethod def pack_key(cls, claim_hash: bytes): return cls.prefix + claim_hash @@ -1031,6 +1081,11 @@ class UndoPrefixRow(PrefixRow): prefix = DB_PREFIXES.undo.value key_struct = struct.Struct(b'>Q') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>Q').pack + ] + @classmethod def pack_key(cls, height: int): return super().pack_key(height) @@ -1059,6 +1114,11 @@ class BlockHashPrefixRow(PrefixRow): key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>32s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack + ] + @classmethod def pack_key(cls, height: int) -> bytes: return super().pack_key(height) @@ -1085,6 +1145,11 @@ class BlockHeaderPrefixRow(PrefixRow): key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>112s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack + ] + @classmethod def pack_key(cls, height: int) -> bytes: return super().pack_key(height) @@ -1111,6 +1176,11 @@ class TXNumPrefixRow(PrefixRow): key_struct = struct.Struct(b'>32s') value_struct = struct.Struct(b'>L') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>32s').pack + ] + @classmethod def pack_key(cls, tx_hash: bytes) -> bytes: return super().pack_key(tx_hash) @@ -1137,6 +1207,11 @@ class TxCountPrefixRow(PrefixRow): key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>L') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack + ] + @classmethod def pack_key(cls, height: int) -> bytes: return super().pack_key(height) @@ -1163,6 +1238,11 @@ class TXHashPrefixRow(PrefixRow): key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>32s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack + ] + @classmethod def pack_key(cls, tx_num: int) -> bytes: return super().pack_key(tx_num) @@ -1188,6 +1268,11 @@ class TXPrefixRow(PrefixRow): prefix = DB_PREFIXES.tx.value key_struct = struct.Struct(b'>32s') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>32s').pack + ] + @classmethod def pack_key(cls, tx_hash: bytes) -> bytes: return super().pack_key(tx_hash) @@ -1313,6 +1398,10 @@ class TouchedOrDeletedPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_diff.value key_struct = struct.Struct(b'>L') value_struct = struct.Struct(b'>LL') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>L').pack + ] @classmethod def pack_key(cls, height: int): @@ -1324,16 +1413,19 @@ def unpack_key(cls, key: bytes) -> TouchedOrDeletedClaimKey: @classmethod def pack_value(cls, touched, deleted) -> bytes: + assert True if not touched else all(len(item) == 20 for item in touched) + assert True if not deleted else all(len(item) == 20 for item in deleted) return cls.value_struct.pack(len(touched), len(deleted)) + b''.join(touched) + b''.join(deleted) @classmethod def unpack_value(cls, data: bytes) -> TouchedOrDeletedClaimValue: touched_len, deleted_len = cls.value_struct.unpack(data[:8]) - assert len(data) == 20 * (touched_len + deleted_len) + 8 - touched_bytes, deleted_bytes = data[8:touched_len*20+8], data[touched_len*20+8:touched_len*20+deleted_len*20+8] + data = data[8:] + assert len(data) == 20 * (touched_len + deleted_len) + touched_bytes, deleted_bytes = data[:touched_len*20], data[touched_len*20:] return TouchedOrDeletedClaimValue( - {touched_bytes[8+20*i:8+20*(i+1)] for i in range(touched_len)}, - {deleted_bytes[8+20*i:8+20*(i+1)] for i in range(deleted_len)} + {touched_bytes[20*i:20*(i+1)] for i in range(touched_len)}, + {deleted_bytes[20*i:20*(i+1)] for i in range(deleted_len)} ) @classmethod @@ -1341,87 +1433,170 @@ def pack_item(cls, height, touched, deleted): return cls.pack_key(height), cls.pack_value(touched, deleted) -class Prefixes: - claim_to_support = ClaimToSupportPrefixRow - support_to_claim = SupportToClaimPrefixRow +class ChannelCountPrefixRow(PrefixRow): + prefix = DB_PREFIXES.channel_count.value + key_struct = struct.Struct(b'>20s') + value_struct = struct.Struct(b'>L') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack + ] - claim_to_txo = ClaimToTXOPrefixRow - txo_to_claim = TXOToClaimPrefixRow + @classmethod + def pack_key(cls, channel_hash: int): + return super().pack_key(channel_hash) - claim_to_channel = ClaimToChannelPrefixRow - channel_to_claim = ChannelToClaimPrefixRow + @classmethod + def unpack_key(cls, key: bytes) -> ChannelCountKey: + return ChannelCountKey(*super().unpack_key(key)) - claim_short_id = ClaimShortIDPrefixRow - claim_expiration = ClaimExpirationPrefixRow + @classmethod + def pack_value(cls, count: int) -> bytes: + return super().pack_value(count) - claim_takeover = ClaimTakeoverPrefixRow - pending_activation = PendingActivationPrefixRow - activated = ActivatedPrefixRow - active_amount = ActiveAmountPrefixRow + @classmethod + def unpack_value(cls, data: bytes) -> ChannelCountValue: + return ChannelCountValue(*super().unpack_value(data)) - effective_amount = EffectiveAmountPrefixRow + @classmethod + def pack_item(cls, channel_hash, count): + return cls.pack_key(channel_hash), cls.pack_value(count) - repost = RepostPrefixRow - reposted_claim = RepostedPrefixRow - undo = UndoPrefixRow - utxo = UTXOPrefixRow - hashX_utxo = HashXUTXOPrefixRow - hashX_history = HashXHistoryPrefixRow - block_hash = BlockHashPrefixRow - tx_count = TxCountPrefixRow - tx_hash = TXHashPrefixRow - tx_num = TXNumPrefixRow - tx = TXPrefixRow - header = BlockHeaderPrefixRow - touched_or_deleted = TouchedOrDeletedPrefixRow +class SupportAmountPrefixRow(PrefixRow): + prefix = DB_PREFIXES.support_amount.value + key_struct = struct.Struct(b'>20s') + value_struct = struct.Struct(b'>Q') + key_part_lambdas = [ + lambda: b'', + struct.Struct(b'>20s').pack + ] + @classmethod + def pack_key(cls, claim_hash: bytes): + return super().pack_key(claim_hash) -class PrefixDB: - def __init__(self, db: plyvel.DB, op_stack: RevertableOpStack): - self._db = db - self._op_stack = op_stack + @classmethod + def unpack_key(cls, key: bytes) -> SupportAmountKey: + return SupportAmountKey(*super().unpack_key(key)) - self.claim_to_support = ClaimToSupportPrefixRow(db, op_stack) - self.support_to_claim = SupportToClaimPrefixRow(db, op_stack) - self.claim_to_txo = ClaimToTXOPrefixRow(db, op_stack) - self.txo_to_claim = TXOToClaimPrefixRow(db, op_stack) - self.claim_to_channel = ClaimToChannelPrefixRow(db, op_stack) - self.channel_to_claim = ChannelToClaimPrefixRow(db, op_stack) - self.claim_short_id = ClaimShortIDPrefixRow(db, op_stack) - self.claim_expiration = ClaimExpirationPrefixRow(db, op_stack) - self.claim_takeover = ClaimTakeoverPrefixRow(db, op_stack) - self.pending_activation = PendingActivationPrefixRow(db, op_stack) - self.activated = ActivatedPrefixRow(db, op_stack) - self.active_amount = ActiveAmountPrefixRow(db, op_stack) - self.effective_amount = EffectiveAmountPrefixRow(db, op_stack) - self.repost = RepostPrefixRow(db, op_stack) - self.reposted_claim = RepostedPrefixRow(db, op_stack) - self.undo = UndoPrefixRow(db, op_stack) - self.utxo = UTXOPrefixRow(db, op_stack) - self.hashX_utxo = HashXUTXOPrefixRow(db, op_stack) - self.hashX_history = HashXHistoryPrefixRow(db, op_stack) - self.block_hash = BlockHashPrefixRow(db, op_stack) - self.tx_count = TxCountPrefixRow(db, op_stack) - self.tx_hash = TXHashPrefixRow(db, op_stack) - self.tx_num = TXNumPrefixRow(db, op_stack) - self.tx = TXPrefixRow(db, op_stack) - self.header = BlockHeaderPrefixRow(db, op_stack) - self.touched_or_deleted = TouchedOrDeletedPrefixRow(db, op_stack) - - def commit(self): - try: - with self._db.write_batch(transaction=True) as batch: - batch_put = batch.put - batch_delete = batch.delete - - for staged_change in self._op_stack: - if staged_change.is_put: - batch_put(staged_change.key, staged_change.value) - else: - batch_delete(staged_change.key) - finally: - self._op_stack.clear() + @classmethod + def pack_value(cls, amount: int) -> bytes: + return super().pack_value(amount) + + @classmethod + def unpack_value(cls, data: bytes) -> SupportAmountValue: + return SupportAmountValue(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, claim_hash, amount): + return cls.pack_key(claim_hash), cls.pack_value(amount) + + +class DBStatePrefixRow(PrefixRow): + prefix = DB_PREFIXES.db_state.value + value_struct = struct.Struct(b'>32sLL32sLLBBlll') + key_struct = struct.Struct(b'') + + key_part_lambdas = [ + lambda: b'' + ] + + @classmethod + def pack_key(cls) -> bytes: + return cls.prefix + + @classmethod + def unpack_key(cls, key: bytes): + return + + @classmethod + def pack_value(cls, genesis: bytes, height: int, tx_count: int, tip: bytes, utxo_flush_count: int, wall_time: int, + first_sync: bool, db_version: int, hist_flush_count: int, comp_flush_count: int, + comp_cursor: int) -> bytes: + return super().pack_value( + genesis, height, tx_count, tip, utxo_flush_count, + wall_time, 1 if first_sync else 0, db_version, hist_flush_count, + comp_flush_count, comp_cursor + ) + + @classmethod + def unpack_value(cls, data: bytes) -> DBState: + return DBState(*super().unpack_value(data)) + + @classmethod + def pack_item(cls, genesis: bytes, height: int, tx_count: int, tip: bytes, utxo_flush_count: int, wall_time: int, + first_sync: bool, db_version: int, hist_flush_count: int, comp_flush_count: int, + comp_cursor: int): + return cls.pack_key(), cls.pack_value( + genesis, height, tx_count, tip, utxo_flush_count, wall_time, first_sync, db_version, hist_flush_count, + comp_flush_count, comp_cursor + ) + + +class LevelDBStore(KeyValueStorage): + def __init__(self, path: str, cache_mb: int, max_open_files: int): + import plyvel + self.db = plyvel.DB( + path, create_if_missing=True, max_open_files=max_open_files, + lru_cache_size=cache_mb * 1024 * 1024, write_buffer_size=64 * 1024 * 1024, + max_file_size=1024 * 1024 * 64, bloom_filter_bits=32 + ) + + def get(self, key: bytes, fill_cache: bool = True) -> Optional[bytes]: + return self.db.get(key, fill_cache=fill_cache) + + def iterator(self, reverse=False, start=None, stop=None, include_start=True, include_stop=False, prefix=None, + include_key=True, include_value=True, fill_cache=True): + return self.db.iterator( + reverse=reverse, start=start, stop=stop, include_start=include_start, include_stop=include_stop, + prefix=prefix, include_key=include_key, include_value=include_value, fill_cache=fill_cache + ) + + def write_batch(self, transaction: bool = False, sync: bool = False): + return self.db.write_batch(transaction=transaction, sync=sync) + + def close(self): + return self.db.close() + + @property + def closed(self) -> bool: + return self.db.closed + + +class HubDB(PrefixDB): + def __init__(self, path: str, cache_mb: int, max_open_files: int = 512): + db = LevelDBStore(path, cache_mb, max_open_files) + super().__init__(db, unsafe_prefixes={DB_PREFIXES.db_state.value}) + self.claim_to_support = ClaimToSupportPrefixRow(db, self._op_stack) + self.support_to_claim = SupportToClaimPrefixRow(db, self._op_stack) + self.claim_to_txo = ClaimToTXOPrefixRow(db, self._op_stack) + self.txo_to_claim = TXOToClaimPrefixRow(db, self._op_stack) + self.claim_to_channel = ClaimToChannelPrefixRow(db, self._op_stack) + self.channel_to_claim = ChannelToClaimPrefixRow(db, self._op_stack) + self.claim_short_id = ClaimShortIDPrefixRow(db, self._op_stack) + self.claim_expiration = ClaimExpirationPrefixRow(db, self._op_stack) + self.claim_takeover = ClaimTakeoverPrefixRow(db, self._op_stack) + self.pending_activation = PendingActivationPrefixRow(db, self._op_stack) + self.activated = ActivatedPrefixRow(db, self._op_stack) + self.active_amount = ActiveAmountPrefixRow(db, self._op_stack) + self.effective_amount = EffectiveAmountPrefixRow(db, self._op_stack) + self.repost = RepostPrefixRow(db, self._op_stack) + self.reposted_claim = RepostedPrefixRow(db, self._op_stack) + self.undo = UndoPrefixRow(db, self._op_stack) + self.utxo = UTXOPrefixRow(db, self._op_stack) + self.hashX_utxo = HashXUTXOPrefixRow(db, self._op_stack) + self.hashX_history = HashXHistoryPrefixRow(db, self._op_stack) + self.block_hash = BlockHashPrefixRow(db, self._op_stack) + self.tx_count = TxCountPrefixRow(db, self._op_stack) + self.tx_hash = TXHashPrefixRow(db, self._op_stack) + self.tx_num = TXNumPrefixRow(db, self._op_stack) + self.tx = TXPrefixRow(db, self._op_stack) + self.header = BlockHeaderPrefixRow(db, self._op_stack) + self.touched_or_deleted = TouchedOrDeletedPrefixRow(db, self._op_stack) + self.channel_count = ChannelCountPrefixRow(db, self._op_stack) + self.db_state = DBStatePrefixRow(db, self._op_stack) + self.support_amount = SupportAmountPrefixRow(db, self._op_stack) def auto_decode_item(key: bytes, value: bytes) -> Union[Tuple[NamedTuple, NamedTuple], Tuple[bytes, bytes]]: diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index ee226cac27..2c7f7f7811 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -14,10 +14,8 @@ import time import typing import struct -import attr import zlib import base64 -import plyvel from typing import Optional, Iterable, Tuple, DefaultDict, Set, Dict, List, TYPE_CHECKING from functools import partial from asyncio import sleep @@ -32,10 +30,8 @@ from lbry.wallet.server.hash import hash_to_hex_str from lbry.wallet.server.tx import TxInput from lbry.wallet.server.merkle import Merkle, MerkleCache -from lbry.wallet.server.db import DB_PREFIXES from lbry.wallet.server.db.common import ResolveResult, STREAM_TYPES, CLAIM_TYPES -from lbry.wallet.server.db.revertable import RevertableOpStack -from lbry.wallet.server.db.prefixes import Prefixes, PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue, PrefixDB +from lbry.wallet.server.db.prefixes import PendingActivationValue, ClaimTakeoverValue, ClaimToTXOValue, HubDB from lbry.wallet.server.db.prefixes import ACTIVATED_CLAIM_TXO_TYPE, ACTIVATED_SUPPORT_TXO_TYPE from lbry.wallet.server.db.prefixes import PendingActivationKey, TXOToClaimValue from lbry.wallet.transaction import OutputScript @@ -59,46 +55,8 @@ class UTXO(typing.NamedTuple): TXO_STRUCT = struct.Struct(b'>LH') TXO_STRUCT_unpack = TXO_STRUCT.unpack TXO_STRUCT_pack = TXO_STRUCT.pack - - -@attr.s(slots=True) -class FlushData: - height = attr.ib() - tx_count = attr.ib() - put_and_delete_ops = attr.ib() - tip = attr.ib() - - OptionalResolveResultOrError = Optional[typing.Union[ResolveResult, ResolveCensoredError, LookupError, ValueError]] -DB_STATE_STRUCT = struct.Struct(b'>32sLL32sLLBBlll') -DB_STATE_STRUCT_SIZE = 94 - - -class DBState(typing.NamedTuple): - genesis: bytes - height: int - tx_count: int - tip: bytes - utxo_flush_count: int - wall_time: int - first_sync: bool - db_version: int - hist_flush_count: int - comp_flush_count: int - comp_cursor: int - - def pack(self) -> bytes: - return DB_STATE_STRUCT.pack( - self.genesis, self.height, self.tx_count, self.tip, self.utxo_flush_count, - self.wall_time, 1 if self.first_sync else 0, self.db_version, self.hist_flush_count, - self.comp_flush_count, self.comp_cursor - ) - - @classmethod - def unpack(cls, packed: bytes) -> 'DBState': - return cls(*DB_STATE_STRUCT.unpack(packed[:DB_STATE_STRUCT_SIZE])) - class DBError(Exception): """Raised on general DB errors generally indicating corruption.""" @@ -114,7 +72,6 @@ def __init__(self, env): self.logger.info(f'switching current directory to {env.db_dir}') - self.db = None self.prefix_db = None self.hist_unflushed = defaultdict(partial(array.array, 'I')) @@ -149,8 +106,6 @@ def __init__(self, env): self.header_mc = MerkleCache(self.merkle, self.fs_block_hashes) self._tx_and_merkle_cache = LRUCacheWithMetrics(2 ** 17, metric_name='tx_and_merkle', namespace="wallet_server") - self.total_transactions = None - self.transaction_num_mapping = {} self.claim_to_txo: Dict[bytes, ClaimToTXOValue] = {} self.txo_to_claim: DefaultDict[int, Dict[int, bytes]] = defaultdict(dict) @@ -173,65 +128,57 @@ def __init__(self, env): self.ledger = RegTestLedger def get_claim_from_txo(self, tx_num: int, tx_idx: int) -> Optional[TXOToClaimValue]: - claim_hash_and_name = self.db.get(Prefixes.txo_to_claim.pack_key(tx_num, tx_idx)) + claim_hash_and_name = self.prefix_db.txo_to_claim.get(tx_num, tx_idx) if not claim_hash_and_name: return - return Prefixes.txo_to_claim.unpack_value(claim_hash_and_name) + return claim_hash_and_name def get_repost(self, claim_hash) -> Optional[bytes]: - repost = self.db.get(Prefixes.repost.pack_key(claim_hash)) + repost = self.prefix_db.repost.get(claim_hash) if repost: - return Prefixes.repost.unpack_value(repost).reposted_claim_hash + return repost.reposted_claim_hash return def get_reposted_count(self, claim_hash: bytes) -> int: - cnt = 0 - for _ in self.db.iterator(prefix=Prefixes.reposted_claim.pack_partial_key(claim_hash)): - cnt += 1 - return cnt + return sum( + 1 for _ in self.prefix_db.reposted_claim.iterate(prefix=(claim_hash,), include_value=False) + ) def get_activation(self, tx_num, position, is_support=False) -> int: - activation = self.db.get( - Prefixes.activated.pack_key( - ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, tx_num, position - ) + activation = self.prefix_db.activated.get( + ACTIVATED_SUPPORT_TXO_TYPE if is_support else ACTIVATED_CLAIM_TXO_TYPE, tx_num, position ) if activation: - return Prefixes.activated.unpack_value(activation).height + return activation.height return -1 def get_supported_claim_from_txo(self, tx_num: int, position: int) -> typing.Tuple[Optional[bytes], Optional[int]]: - key = Prefixes.support_to_claim.pack_key(tx_num, position) - supported_claim_hash = self.db.get(key) + supported_claim_hash = self.prefix_db.support_to_claim.get(tx_num, position) if supported_claim_hash: - packed_support_amount = self.db.get( - Prefixes.claim_to_support.pack_key(supported_claim_hash, tx_num, position) + packed_support_amount = self.prefix_db.claim_to_support.get( + supported_claim_hash.claim_hash, tx_num, position ) if packed_support_amount: - return supported_claim_hash, Prefixes.claim_to_support.unpack_value(packed_support_amount).amount + return supported_claim_hash.claim_hash, packed_support_amount.amount return None, None def get_support_amount(self, claim_hash: bytes): - total = 0 - for packed in self.db.iterator(prefix=Prefixes.claim_to_support.pack_partial_key(claim_hash), include_key=False): - total += Prefixes.claim_to_support.unpack_value(packed).amount - return total + support_amount_val = self.prefix_db.support_amount.get(claim_hash) + if support_amount_val is None: + return 0 + return support_amount_val.amount def get_supports(self, claim_hash: bytes): - supports = [] - for k, v in self.db.iterator(prefix=Prefixes.claim_to_support.pack_partial_key(claim_hash)): - unpacked_k = Prefixes.claim_to_support.unpack_key(k) - unpacked_v = Prefixes.claim_to_support.unpack_value(v) - supports.append((unpacked_k.tx_num, unpacked_k.position, unpacked_v.amount)) - return supports + return [ + (k.tx_num, k.position, v.amount) for k, v in self.prefix_db.claim_to_support.iterate(prefix=(claim_hash,)) + ] def get_short_claim_id_url(self, name: str, normalized_name: str, claim_hash: bytes, root_tx_num: int, root_position: int) -> str: claim_id = claim_hash.hex() for prefix_len in range(10): - prefix = Prefixes.claim_short_id.pack_partial_key(normalized_name, claim_id[:prefix_len+1]) - for _k in self.db.iterator(prefix=prefix, include_value=False): - k = Prefixes.claim_short_id.unpack_key(_k) + for k in self.prefix_db.claim_short_id.iterate(prefix=(normalized_name, claim_id[:prefix_len+1]), + include_value=False): if k.root_tx_num == root_tx_num and k.root_position == root_position: return f'{name}#{k.partial_claim_id}' break @@ -247,7 +194,7 @@ def _prepare_resolve_result(self, tx_num: int, position: int, claim_hash: bytes, normalized_name = name controlling_claim = self.get_controlling_claim(normalized_name) - tx_hash = self.total_transactions[tx_num] + tx_hash = self.prefix_db.tx_hash.get(tx_num, deserialize_value=False) height = bisect_right(self.tx_counts, tx_num) created_height = bisect_right(self.tx_counts, root_tx_num) last_take_over_height = controlling_claim.height @@ -314,10 +261,7 @@ def _resolve(self, name: str, claim_id: Optional[str] = None, self.get_activation(claim_txo.tx_num, claim_txo.position), claim_txo.channel_signature_is_valid ) # resolve by partial/complete claim id - prefix = Prefixes.claim_short_id.pack_partial_key(normalized_name, claim_id[:10]) - for k, v in self.db.iterator(prefix=prefix): - key = Prefixes.claim_short_id.unpack_key(k) - claim_txo = Prefixes.claim_short_id.unpack_value(v) + for key, claim_txo in self.prefix_db.claim_short_id.iterate(prefix=(normalized_name, claim_id[:10])): claim_hash = self.txo_to_claim[claim_txo.tx_num][claim_txo.position] non_normalized_name = self.claim_to_txo.get(claim_hash).name signature_is_valid = self.claim_to_txo.get(claim_hash).channel_signature_is_valid @@ -329,12 +273,9 @@ def _resolve(self, name: str, claim_id: Optional[str] = None, return # resolve by amount ordering, 1 indexed - prefix = Prefixes.effective_amount.pack_partial_key(normalized_name) - for idx, (k, v) in enumerate(self.db.iterator(prefix=prefix)): + for idx, (key, claim_val) in enumerate(self.prefix_db.effective_amount.iterate(prefix=(normalized_name,))): if amount_order > idx + 1: continue - key = Prefixes.effective_amount.unpack_key(k) - claim_val = Prefixes.effective_amount.unpack_value(v) claim_txo = self.claim_to_txo.get(claim_val.claim_hash) activation = self.get_activation(key.tx_num, key.position) return self._prepare_resolve_result( @@ -345,9 +286,7 @@ def _resolve(self, name: str, claim_id: Optional[str] = None, def _resolve_claim_in_channel(self, channel_hash: bytes, normalized_name: str): candidates = [] - for k, v in self.db.iterator(prefix=Prefixes.channel_to_claim.pack_partial_key(channel_hash, normalized_name)): - key = Prefixes.channel_to_claim.unpack_key(k) - stream = Prefixes.channel_to_claim.unpack_value(v) + for key, stream in self.prefix_db.channel_to_claim.iterate(prefix=(channel_hash, normalized_name)): effective_amount = self.get_effective_amount(stream.claim_hash) if not candidates or candidates[-1][-1] == effective_amount: candidates.append((stream.claim_hash, key.tx_num, key.position, effective_amount)) @@ -362,7 +301,7 @@ def _fs_resolve(self, url) -> typing.Tuple[OptionalResolveResultOrError, Optiona try: parsed = URL.parse(url) except ValueError as e: - return e, None + return e, None, None stream = channel = resolved_channel = resolved_stream = None if parsed.has_stream_in_channel: @@ -428,9 +367,9 @@ def get_claim_txo_amount(self, claim_hash: bytes) -> Optional[int]: return claim.amount def get_block_hash(self, height: int) -> Optional[bytes]: - v = self.db.get(Prefixes.block_hash.pack_key(height)) + v = self.prefix_db.block_hash.get(height) if v: - return Prefixes.block_hash.unpack_value(v).block_hash + return v.block_hash def get_support_txo_amount(self, claim_hash: bytes, tx_num: int, position: int) -> Optional[int]: v = self.prefix_db.claim_to_support.get(claim_hash, tx_num, position) @@ -467,19 +406,19 @@ def get_url_effective_amount(self, name: str, claim_hash: bytes) -> Optional['Ef def get_claims_for_name(self, name): claims = [] - prefix = Prefixes.claim_short_id.pack_partial_key(name) + bytes([1]) - for _k, _v in self.db.iterator(prefix=prefix): - v = Prefixes.claim_short_id.unpack_value(_v) + prefix = self.prefix_db.claim_short_id.pack_partial_key(name) + bytes([1]) + for _k, _v in self.prefix_db.iterator(prefix=prefix): + v = self.prefix_db.claim_short_id.unpack_value(_v) claim_hash = self.get_claim_from_txo(v.tx_num, v.position).claim_hash if claim_hash not in claims: claims.append(claim_hash) return claims def get_claims_in_channel_count(self, channel_hash) -> int: - count = 0 - for _ in self.prefix_db.channel_to_claim.iterate(prefix=(channel_hash,), include_key=False): - count += 1 - return count + channel_count_val = self.prefix_db.channel_count.get(channel_hash) + if channel_count_val is None: + return 0 + return channel_count_val.count async def reload_blocking_filtering_streams(self): def reload(): @@ -506,14 +445,15 @@ def get_streams_and_channels_reposted_by_channel_hashes(self, reposter_channel_h return streams, channels def get_channel_for_claim(self, claim_hash, tx_num, position) -> Optional[bytes]: - return self.db.get(Prefixes.claim_to_channel.pack_key(claim_hash, tx_num, position)) + v = self.prefix_db.claim_to_channel.get(claim_hash, tx_num, position) + if v: + return v.signing_hash def get_expired_by_height(self, height: int) -> Dict[bytes, Tuple[int, int, str, TxInput]]: expired = {} - for _k, _v in self.db.iterator(prefix=Prefixes.claim_expiration.pack_partial_key(height)): - k, v = Prefixes.claim_expiration.unpack_item(_k, _v) - tx_hash = self.total_transactions[k.tx_num] - tx = self.coin.transaction(self.db.get(Prefixes.tx.pack_key(tx_hash))) + for k, v in self.prefix_db.claim_expiration.iterate(prefix=(height,)): + tx_hash = self.prefix_db.tx_hash.get(k.tx_num, deserialize_value=False) + tx = self.coin.transaction(self.prefix_db.tx.get(tx_hash, deserialize_value=False)) # treat it like a claim spend so it will delete/abandon properly # the _spend_claim function this result is fed to expects a txi, so make a mock one # print(f"\texpired lbry://{v.name} {v.claim_hash.hex()}") @@ -524,21 +464,21 @@ def get_expired_by_height(self, height: int) -> Dict[bytes, Tuple[int, int, str, return expired def get_controlling_claim(self, name: str) -> Optional[ClaimTakeoverValue]: - controlling = self.db.get(Prefixes.claim_takeover.pack_key(name)) + controlling = self.prefix_db.claim_takeover.get(name) if not controlling: return - return Prefixes.claim_takeover.unpack_value(controlling) + return controlling def get_claim_txos_for_name(self, name: str): txos = {} - prefix = Prefixes.claim_short_id.pack_partial_key(name) + int(1).to_bytes(1, byteorder='big') - for k, v in self.db.iterator(prefix=prefix): - tx_num, nout = Prefixes.claim_short_id.unpack_value(v) + prefix = self.prefix_db.claim_short_id.pack_partial_key(name) + int(1).to_bytes(1, byteorder='big') + for k, v in self.prefix_db.iterator(prefix=prefix): + tx_num, nout = self.prefix_db.claim_short_id.unpack_value(v) txos[self.get_claim_from_txo(tx_num, nout).claim_hash] = tx_num, nout return txos def get_claim_metadata(self, tx_hash, nout): - raw = self.db.get(Prefixes.tx.pack_key(tx_hash)) + raw = self.prefix_db.tx.get(tx_hash, deserialize_value=False) try: output = self.coin.transaction(raw).outputs[nout] script = OutputScript(output.pk_script) @@ -547,7 +487,7 @@ def get_claim_metadata(self, tx_hash, nout): except: self.logger.error( "tx parsing for ES went boom %s %s", tx_hash[::-1].hex(), - raw.hex() + (raw or b'').hex() ) return @@ -577,7 +517,7 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): if not reposted_claim: return reposted_metadata = self.get_claim_metadata( - self.total_transactions[reposted_claim.tx_num], reposted_claim.position + self.prefix_db.tx_hash.get(reposted_claim.tx_num, deserialize_value=False), reposted_claim.position ) if not reposted_metadata: return @@ -591,8 +531,8 @@ def _prepare_claim_metadata(self, claim_hash: bytes, claim: ResolveResult): reposted_fee_currency = None reposted_duration = None if reposted_claim: - reposted_tx_hash = self.total_transactions[reposted_claim.tx_num] - raw_reposted_claim_tx = self.db.get(Prefixes.tx.pack_key(reposted_tx_hash)) + reposted_tx_hash = self.prefix_db.tx_hash.get(reposted_claim.tx_num, deserialize_value=False) + raw_reposted_claim_tx = self.prefix_db.tx.get(reposted_tx_hash, deserialize_value=False) try: reposted_claim_txo = self.coin.transaction( raw_reposted_claim_tx @@ -727,7 +667,7 @@ async def all_claims_producer(self, batch_size=500_000): batch = [] for claim_hash, claim_txo in self.claim_to_txo.items(): # TODO: fix the couple of claim txos that dont have controlling names - if not self.db.get(Prefixes.claim_takeover.pack_key(claim_txo.normalized_name)): + if not self.prefix_db.claim_takeover.get(claim_txo.normalized_name): continue claim = self._fs_get_claim_by_hash(claim_hash) if claim: @@ -793,23 +733,17 @@ def get_metadata(claim): def get_activated_at_height(self, height: int) -> DefaultDict[PendingActivationValue, List[PendingActivationKey]]: activated = defaultdict(list) - for _k, _v in self.db.iterator(prefix=Prefixes.pending_activation.pack_partial_key(height)): - k = Prefixes.pending_activation.unpack_key(_k) - v = Prefixes.pending_activation.unpack_value(_v) + for k, v in self.prefix_db.pending_activation.iterate(prefix=(height,)): activated[v].append(k) return activated - def get_future_activated(self, height: int) -> typing.Generator[ - Tuple[PendingActivationValue, PendingActivationKey], None, None]: - yielded = set() - start_prefix = Prefixes.pending_activation.pack_partial_key(height + 1) - stop_prefix = Prefixes.pending_activation.pack_partial_key(height + 1 + self.coin.maxTakeoverDelay) - for _k, _v in self.db.iterator(start=start_prefix, stop=stop_prefix, reverse=True): - if _v not in yielded: - yielded.add(_v) - v = Prefixes.pending_activation.unpack_value(_v) - k = Prefixes.pending_activation.unpack_key(_k) - yield v, k + def get_future_activated(self, height: int) -> typing.Dict[PendingActivationValue, PendingActivationKey]: + results = {} + for k, v in self.prefix_db.pending_activation.iterate( + start=(height + 1,), stop=(height + 1 + self.coin.maxTakeoverDelay,), reverse=True): + if v not in results: + results[v] = k + return results async def _read_tx_counts(self): if self.tx_counts is not None: @@ -818,11 +752,9 @@ async def _read_tx_counts(self): # height N. So tx_counts[0] is 1 - the genesis coinbase def get_counts(): - return tuple( - Prefixes.tx_count.unpack_value(packed_tx_count).tx_count - for packed_tx_count in self.db.iterator(prefix=Prefixes.tx_count.prefix, include_key=False, - fill_cache=False) - ) + return [ + v.tx_count for v in self.prefix_db.tx_count.iterate(include_key=False, fill_cache=False) + ] tx_counts = await asyncio.get_event_loop().run_in_executor(None, get_counts) assert len(tx_counts) == self.db_height + 1, f"{len(tx_counts)} vs {self.db_height + 1}" @@ -834,20 +766,6 @@ def get_counts(): else: assert self.db_tx_count == 0 - async def _read_txids(self): - def get_txids(): - return list(self.db.iterator(prefix=Prefixes.tx_hash.prefix, include_key=False, fill_cache=False)) - - start = time.perf_counter() - self.logger.info("loading txids") - txids = await asyncio.get_event_loop().run_in_executor(None, get_txids) - assert len(txids) == len(self.tx_counts) == 0 or len(txids) == self.tx_counts[-1] - self.total_transactions = txids - self.transaction_num_mapping = { - txid: i for i, txid in enumerate(txids) - } - ts = time.perf_counter() - start - self.logger.info("loaded %i txids in %ss", len(self.total_transactions), round(ts, 4)) async def _read_claim_txos(self): def read_claim_txos(): @@ -870,8 +788,9 @@ async def _read_headers(self): def get_headers(): return [ - header for header in self.db.iterator(prefix=Prefixes.header.prefix, include_key=False, - fill_cache=False) + header for header in self.prefix_db.header.iterate( + include_key=False, fill_cache=False, deserialize_value=False + ) ] headers = await asyncio.get_event_loop().run_in_executor(None, get_headers) @@ -884,23 +803,13 @@ def estimate_timestamp(self, height: int) -> int: return int(160.6855883050695 * height) async def open_dbs(self): - if self.db: + if self.prefix_db and not self.prefix_db.closed: return - path = os.path.join(self.env.db_dir, 'lbry-leveldb') - is_new = os.path.isdir(path) - self.db = plyvel.DB( - path, create_if_missing=True, max_open_files=512, - lru_cache_size=self.env.cache_MB * 1024 * 1024, write_buffer_size=64 * 1024 * 1024, - max_file_size=1024 * 1024 * 64, bloom_filter_bits=32 + self.prefix_db = HubDB( + os.path.join(self.env.db_dir, 'lbry-leveldb'), self.env.cache_MB, max_open_files=512 ) - self.db_op_stack = RevertableOpStack(self.db.get, unsafe_prefixes={DB_PREFIXES.trending_spike.value}) - self.prefix_db = PrefixDB(self.db, self.db_op_stack) - - if is_new: - self.logger.info('created new db: %s', f'lbry-leveldb') - else: - self.logger.info(f'opened db: %s', f'lbry-leveldb') + self.logger.info(f'opened db: lbry-leveldb') # read db state self.read_db_state() @@ -929,8 +838,6 @@ async def open_dbs(self): # Read TX counts (requires meta directory) await self._read_tx_counts() - if self.total_transactions is None: - await self._read_txids() await self._read_headers() await self._read_claim_txos() @@ -938,7 +845,7 @@ async def open_dbs(self): await self.search_index.start() def close(self): - self.db.close() + self.prefix_db.close() # Header merkle cache @@ -953,113 +860,6 @@ async def populate_header_merkle_cache(self): async def header_branch_and_root(self, length, height): return await self.header_mc.branch_and_root(length, height) - # Flushing - def assert_flushed(self, flush_data): - """Asserts state is fully flushed.""" - assert flush_data.tx_count == self.fs_tx_count == self.db_tx_count - assert flush_data.height == self.fs_height == self.db_height - assert flush_data.tip == self.db_tip - assert not len(flush_data.put_and_delete_ops) - - def flush_dbs(self, flush_data: FlushData): - if flush_data.height == self.db_height: - self.assert_flushed(flush_data) - return - - min_height = self.min_undo_height(self.db_height) - delete_undo_keys = [] - if min_height > 0: # delete undos for blocks deep enough they can't be reorged - delete_undo_keys.extend( - self.db.iterator( - start=Prefixes.undo.pack_key(0), stop=Prefixes.undo.pack_key(min_height), include_value=False - ) - ) - delete_undo_keys.extend( - self.db.iterator( - start=Prefixes.touched_or_deleted.pack_key(0), - stop=Prefixes.touched_or_deleted.pack_key(min_height), include_value=False - ) - ) - - with self.db.write_batch(transaction=True) as batch: - batch_put = batch.put - batch_delete = batch.delete - - for staged_change in flush_data.put_and_delete_ops: - if staged_change.is_put: - batch_put(staged_change.key, staged_change.value) - else: - batch_delete(staged_change.key) - for delete_key in delete_undo_keys: - batch_delete(delete_key) - - self.fs_height = flush_data.height - self.fs_tx_count = flush_data.tx_count - self.hist_flush_count += 1 - self.hist_unflushed_count = 0 - self.utxo_flush_count = self.hist_flush_count - self.db_height = flush_data.height - self.db_tx_count = flush_data.tx_count - self.db_tip = flush_data.tip - self.last_flush_tx_count = self.fs_tx_count - now = time.time() - self.wall_time += now - self.last_flush - self.last_flush = now - self.write_db_state(batch) - - def flush_backup(self, flush_data): - assert flush_data.height < self.db_height - assert not self.hist_unflushed - - start_time = time.time() - tx_delta = flush_data.tx_count - self.last_flush_tx_count - ### - self.fs_tx_count = flush_data.tx_count - # Truncate header_mc: header count is 1 more than the height. - self.header_mc.truncate(flush_data.height + 1) - ### - # Not certain this is needed, but it doesn't hurt - self.hist_flush_count += 1 - nremoves = 0 - - with self.db.write_batch(transaction=True) as batch: - batch_put = batch.put - batch_delete = batch.delete - for op in flush_data.put_and_delete_ops: - # print("REWIND", op) - if op.is_put: - batch_put(op.key, op.value) - else: - batch_delete(op.key) - while self.fs_height > flush_data.height: - self.fs_height -= 1 - - start_time = time.time() - if self.db.for_sync: - block_count = flush_data.height - self.db_height - tx_count = flush_data.tx_count - self.db_tx_count - elapsed = time.time() - start_time - self.logger.info(f'flushed {block_count:,d} blocks with ' - f'{tx_count:,d} txs in ' - f'{elapsed:.1f}s, committing...') - - self.utxo_flush_count = self.hist_flush_count - self.db_height = flush_data.height - self.db_tx_count = flush_data.tx_count - self.db_tip = flush_data.tip - - # Flush state last as it reads the wall time. - now = time.time() - self.wall_time += now - self.last_flush - self.last_flush = now - self.last_flush_tx_count = self.fs_tx_count - self.write_db_state(batch) - - self.logger.info(f'backing up removed {nremoves:,d} history entries') - elapsed = self.last_flush - start_time - self.logger.info(f'backup flush #{self.hist_flush_count:,d} took {elapsed:.1f}s. ' - f'Height {flush_data.height:,d} txs: {flush_data.tx_count:,d} ({tx_delta:+,d})') - def raw_header(self, height): """Return the binary header at the given height.""" header, n = self.read_headers(height, 1) @@ -1103,7 +903,7 @@ def fs_tx_hash(self, tx_num): if tx_height > self.db_height: return None, tx_height try: - return self.total_transactions[tx_num], tx_height + return self.prefix_db.tx_hash.get(tx_num, deserialize_value=False), tx_height except IndexError: self.logger.exception( "Failed to access a cached transaction, known bug #3142 " @@ -1111,9 +911,17 @@ def fs_tx_hash(self, tx_num): ) return None, tx_height + def get_block_txs(self, height: int) -> List[bytes]: + return [ + tx_hash for tx_hash in self.prefix_db.tx_hash.iterate( + start=(self.tx_counts[height-1],), stop=(self.tx_counts[height],), + deserialize_value=False, include_key=False + ) + ] + def _fs_transactions(self, txids: Iterable[str]): tx_counts = self.tx_counts - tx_db_get = self.db.get + tx_db_get = self.prefix_db.tx.get tx_cache = self._tx_and_merkle_cache tx_infos = {} @@ -1123,13 +931,14 @@ def _fs_transactions(self, txids: Iterable[str]): tx, merkle = cached_tx else: tx_hash_bytes = bytes.fromhex(tx_hash)[::-1] - tx_num = self.transaction_num_mapping.get(tx_hash_bytes) + tx_num = self.prefix_db.tx_num.get(tx_hash_bytes) tx = None tx_height = -1 + tx_num = None if not tx_num else tx_num.tx_num if tx_num is not None: fill_cache = tx_num in self.txo_to_claim and len(self.txo_to_claim[tx_num]) > 0 tx_height = bisect_right(tx_counts, tx_num) - tx = tx_db_get(Prefixes.tx.pack_key(tx_hash_bytes), fill_cache=fill_cache) + tx = tx_db_get(tx_hash_bytes, fill_cache=fill_cache, deserialize_value=False) if tx_height == -1: merkle = { 'block_height': -1 @@ -1137,7 +946,7 @@ def _fs_transactions(self, txids: Iterable[str]): else: tx_pos = tx_num - tx_counts[tx_height - 1] branch, root = self.merkle.branch_and_root( - self.total_transactions[tx_counts[tx_height - 1]:tx_counts[tx_height]], tx_pos + self.get_block_txs(tx_height), tx_pos ) merkle = { 'block_height': tx_height, @@ -1160,15 +969,17 @@ async def fs_block_hashes(self, height, count): raise DBError(f'only got {len(self.headers) - height:,d} headers starting at {height:,d}, not {count:,d}') return [self.coin.header_hash(header) for header in self.headers[height:height + count]] - def read_history(self, hashX: bytes, limit: int = 1000) -> List[int]: - txs = array.array('I') - for hist in self.db.iterator(prefix=Prefixes.hashX_history.pack_partial_key(hashX), include_key=False): - a = array.array('I') - a.frombytes(hist) - txs.extend(a) + def read_history(self, hashX: bytes, limit: int = 1000) -> List[Tuple[bytes, int]]: + txs = [] + txs_extend = txs.extend + for hist in self.prefix_db.hashX_history.iterate(prefix=(hashX,), include_key=False): + txs_extend([ + (self.prefix_db.tx_hash.get(tx_num, deserialize_value=False), bisect_right(self.tx_counts, tx_num)) + for tx_num in hist + ]) if len(txs) >= limit: break - return txs.tolist() + return txs async def limited_history(self, hashX, *, limit=1000): """Return an unpruned, sorted list of (tx_hash, height) tuples of @@ -1177,13 +988,7 @@ async def limited_history(self, hashX, *, limit=1000): transactions. By default returns at most 1000 entries. Set limit to None to get them all. """ - while True: - history = await asyncio.get_event_loop().run_in_executor(None, self.read_history, hashX, limit) - if history is not None: - return [(self.total_transactions[tx_num], bisect_right(self.tx_counts, tx_num)) for tx_num in history] - self.logger.warning(f'limited_history: tx hash ' - f'not found (reorg?), retrying...') - await sleep(0.25) + return await asyncio.get_event_loop().run_in_executor(None, self.read_history, hashX, limit) # -- Undo information @@ -1191,45 +996,33 @@ def min_undo_height(self, max_height): """Returns a height from which we should store undo info.""" return max_height - self.env.reorg_limit + 1 - def undo_key(self, height: int) -> bytes: - """DB key for undo information at the given height.""" - return Prefixes.undo.pack_key(height) - def read_undo_info(self, height: int): - return self.db.get(Prefixes.undo.pack_key(height)), self.db.get(Prefixes.touched_or_deleted.pack_key(height)) + return self.prefix_db.undo.get(height), self.prefix_db.touched_or_deleted.get(height) def apply_expiration_extension_fork(self): # TODO: this can't be reorged - deletes = [] - adds = [] - - for k, v in self.db.iterator(prefix=Prefixes.claim_expiration.prefix): - old_key = Prefixes.claim_expiration.unpack_key(k) - new_key = Prefixes.claim_expiration.pack_key( - bisect_right(self.tx_counts, old_key.tx_num) + self.coin.nExtendedClaimExpirationTime, - old_key.tx_num, old_key.position + for k, v in self.prefix_db.claim_expiration.iterate(): + self.prefix_db.claim_expiration.stage_delete(k, v) + self.prefix_db.claim_expiration.stage_put( + (bisect_right(self.tx_counts, k.tx_num) + self.coin.nExtendedClaimExpirationTime, + k.tx_num, k.position), v ) - deletes.append(k) - adds.append((new_key, v)) - with self.db.write_batch(transaction=True) as batch: - for k in deletes: - batch.delete(k) - for k, v in adds: - batch.put(k, v) - - def write_db_state(self, batch): + self.prefix_db.unsafe_commit() + + def write_db_state(self): """Write (UTXO) state to the batch.""" - batch.put( - DB_PREFIXES.db_state.value, - DBState( + if self.db_height > 0: + self.prefix_db.db_state.stage_delete((), self.prefix_db.db_state.get()) + self.prefix_db.db_state.stage_put((), ( self.genesis_bytes, self.db_height, self.db_tx_count, self.db_tip, self.utxo_flush_count, int(self.wall_time), self.first_sync, self.db_version, self.hist_flush_count, self.hist_comp_flush_count, self.hist_comp_cursor - ).pack() + ) ) def read_db_state(self): - state = self.db.get(DB_PREFIXES.db_state.value) + state = self.prefix_db.db_state.get() + if not state: self.db_height = -1 self.db_tx_count = 0 @@ -1243,7 +1036,6 @@ def read_db_state(self): self.hist_comp_cursor = -1 self.hist_db_version = max(self.DB_VERSIONS) else: - state = DBState.unpack(state) self.db_version = state.db_version if self.db_version not in self.DB_VERSIONS: raise DBError(f'your DB version is {self.db_version} but this ' @@ -1264,15 +1056,21 @@ def read_db_state(self): self.hist_comp_cursor = state.comp_cursor self.hist_db_version = state.db_version + def assert_db_state(self): + state = self.prefix_db.db_state.get() + assert self.db_version == state.db_version + assert self.db_height == state.height + assert self.db_tx_count == state.tx_count + assert self.db_tip == state.tip + assert self.first_sync == state.first_sync + async def all_utxos(self, hashX): """Return all UTXOs for an address sorted in no particular order.""" def read_utxos(): utxos = [] utxos_append = utxos.append fs_tx_hash = self.fs_tx_hash - for db_key, db_value in self.db.iterator(prefix=Prefixes.utxo.pack_partial_key(hashX)): - k = Prefixes.utxo.unpack_key(db_key) - v = Prefixes.utxo.unpack_value(db_value) + for k, v in self.prefix_db.utxo.iterate(prefix=(hashX, )): tx_hash, height = fs_tx_hash(k.tx_num) utxos_append(UTXO(k.tx_num, k.nout, tx_hash, height, v.amount)) return utxos @@ -1290,14 +1088,16 @@ def lookup_utxos(): utxos = [] utxo_append = utxos.append for (tx_hash, nout) in prevouts: - if tx_hash not in self.transaction_num_mapping: + tx_num_val = self.prefix_db.tx_num.get(tx_hash) + if not tx_num_val: continue - tx_num = self.transaction_num_mapping[tx_hash] - hashX = self.db.get(Prefixes.hashX_utxo.pack_key(tx_hash[:4], tx_num, nout)) - if not hashX: + tx_num = tx_num_val.tx_num + hashX_val = self.prefix_db.hashX_utxo.get(tx_hash[:4], tx_num, nout) + if not hashX_val: continue - utxo_value = self.db.get(Prefixes.utxo.pack_key(hashX, tx_num, nout)) + hashX = hashX_val.hashX + utxo_value = self.prefix_db.utxo.get(hashX, tx_num, nout) if utxo_value: - utxo_append((hashX, Prefixes.utxo.unpack_value(utxo_value).amount)) + utxo_append((hashX, utxo_value.amount)) return utxos return await asyncio.get_event_loop().run_in_executor(None, lookup_utxos) diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/blockchain/test_resolve_command.py index 04416e117c..6899d09741 100644 --- a/tests/integration/blockchain/test_resolve_command.py +++ b/tests/integration/blockchain/test_resolve_command.py @@ -115,7 +115,7 @@ async def assertMatchClaimsForName(self, name): def check_supports(claim_id, lbrycrd_supports): for i, (tx_num, position, amount) in enumerate(db.get_supports(bytes.fromhex(claim_id))): support = lbrycrd_supports[i] - self.assertEqual(support['txId'], db.total_transactions[tx_num][::-1].hex()) + self.assertEqual(support['txId'], db.prefix_db.tx_hash.get(tx_num, deserialize_value=False)[::-1].hex()) self.assertEqual(support['n'], position) self.assertEqual(support['height'], bisect_right(db.tx_counts, tx_num)) self.assertEqual(support['validAtHeight'], db.get_activation(tx_num, position, is_support=True)) @@ -127,7 +127,7 @@ def check_supports(claim_id, lbrycrd_supports): check_supports(c['claimId'], c['supports']) claim_hash = bytes.fromhex(c['claimId']) self.assertEqual(c['validAtHeight'], db.get_activation( - db.transaction_num_mapping[bytes.fromhex(c['txId'])[::-1]], c['n'] + db.prefix_db.tx_num.get(bytes.fromhex(c['txId'])[::-1]).tx_num, c['n'] )) self.assertEqual(c['effectiveAmount'], db.get_effective_amount(claim_hash)) @@ -1451,19 +1451,13 @@ async def reorg(self, start): async def assertBlockHash(self, height): bp = self.conductor.spv_node.server.bp - - def get_txids(): - return [ - bp.db.fs_tx_hash(tx_num)[0][::-1].hex() - for tx_num in range(bp.db.tx_counts[height - 1], bp.db.tx_counts[height]) - ] - block_hash = await self.blockchain.get_block_hash(height) self.assertEqual(block_hash, (await self.ledger.headers.hash(height)).decode()) self.assertEqual(block_hash, (await bp.db.fs_block_hashes(height, 1))[0][::-1].hex()) - - txids = await asyncio.get_event_loop().run_in_executor(None, get_txids) + txids = [ + tx_hash[::-1].hex() for tx_hash in bp.db.get_block_txs(height) + ] txs = await bp.db.fs_transactions(txids) block_txs = (await bp.daemon.deserialised_block(block_hash))['tx'] self.assertSetEqual(set(block_txs), set(txs.keys()), msg='leveldb/lbrycrd is missing transactions') diff --git a/tests/unit/wallet/server/test_revertable.py b/tests/unit/wallet/server/test_revertable.py index 1fa765537f..42318b53b1 100644 --- a/tests/unit/wallet/server/test_revertable.py +++ b/tests/unit/wallet/server/test_revertable.py @@ -1,6 +1,8 @@ import unittest +import tempfile +import shutil from lbry.wallet.server.db.revertable import RevertableOpStack, RevertableDelete, RevertablePut, OpStackIntegrity -from lbry.wallet.server.db.prefixes import Prefixes +from lbry.wallet.server.db.prefixes import ClaimToTXOPrefixRow, HubDB class TestRevertableOpStack(unittest.TestCase): @@ -25,14 +27,14 @@ def update(self, key1: bytes, value1: bytes, key2: bytes, value2: bytes): self.stack.append_op(RevertablePut(key2, value2)) def test_simplify(self): - key1 = Prefixes.claim_to_txo.pack_key(b'\x01' * 20) - key2 = Prefixes.claim_to_txo.pack_key(b'\x02' * 20) - key3 = Prefixes.claim_to_txo.pack_key(b'\x03' * 20) - key4 = Prefixes.claim_to_txo.pack_key(b'\x04' * 20) + key1 = ClaimToTXOPrefixRow.pack_key(b'\x01' * 20) + key2 = ClaimToTXOPrefixRow.pack_key(b'\x02' * 20) + key3 = ClaimToTXOPrefixRow.pack_key(b'\x03' * 20) + key4 = ClaimToTXOPrefixRow.pack_key(b'\x04' * 20) - val1 = Prefixes.claim_to_txo.pack_value(1, 0, 1, 0, 1, 0, 'derp') - val2 = Prefixes.claim_to_txo.pack_value(1, 0, 1, 0, 1, 0, 'oops') - val3 = Prefixes.claim_to_txo.pack_value(1, 0, 1, 0, 1, 0, 'other') + val1 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, 0, 'derp') + val2 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, 0, 'oops') + val3 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, 0, 'other') # check that we can't delete a non existent value with self.assertRaises(OpStackIntegrity): @@ -101,3 +103,48 @@ def test_simplify(self): self.process_stack() self.assertDictEqual({key2: val3}, self.fake_db) + +class TestRevertablePrefixDB(unittest.TestCase): + def setUp(self): + self.tmp_dir = tempfile.mkdtemp() + self.db = HubDB(self.tmp_dir, cache_mb=1, max_open_files=32) + + def tearDown(self) -> None: + self.db.close() + shutil.rmtree(self.tmp_dir) + + def test_rollback(self): + name = 'derp' + claim_hash1 = 20 * b'\x00' + claim_hash2 = 20 * b'\x01' + claim_hash3 = 20 * b'\x02' + + takeover_height = 10000000 + + self.assertIsNone(self.db.claim_takeover.get(name)) + self.db.claim_takeover.stage_put((name,), (claim_hash1, takeover_height)) + self.db.commit(10000000) + self.assertEqual(10000000, self.db.claim_takeover.get(name).height) + + self.db.claim_takeover.stage_delete((name,), (claim_hash1, takeover_height)) + self.db.claim_takeover.stage_put((name,), (claim_hash2, takeover_height + 1)) + self.db.claim_takeover.stage_delete((name,), (claim_hash2, takeover_height + 1)) + self.db.commit(10000001) + self.assertIsNone(self.db.claim_takeover.get(name)) + self.db.claim_takeover.stage_put((name,), (claim_hash3, takeover_height + 2)) + self.db.commit(10000002) + self.assertEqual(10000002, self.db.claim_takeover.get(name).height) + + self.db.claim_takeover.stage_delete((name,), (claim_hash3, takeover_height + 2)) + self.db.claim_takeover.stage_put((name,), (claim_hash2, takeover_height + 3)) + self.db.commit(10000003) + self.assertEqual(10000003, self.db.claim_takeover.get(name).height) + + self.db.rollback(10000003) + self.assertEqual(10000002, self.db.claim_takeover.get(name).height) + self.db.rollback(10000002) + self.assertIsNone(self.db.claim_takeover.get(name)) + self.db.rollback(10000001) + self.assertEqual(10000000, self.db.claim_takeover.get(name).height) + self.db.rollback(10000000) + self.assertIsNone(self.db.claim_takeover.get(name)) From 8167af9b4abf06422320ac6b659f8b1736da72b2 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 5 Oct 2021 14:24:46 -0400 Subject: [PATCH 199/206] sort touched or deleted claim hashes --- lbry/wallet/server/db/db.py | 8 +++++++- lbry/wallet/server/db/prefixes.py | 14 ++++++++++---- lbry/wallet/server/leveldb.py | 3 --- 3 files changed, 17 insertions(+), 8 deletions(-) diff --git a/lbry/wallet/server/db/db.py b/lbry/wallet/server/db/db.py index f8bce3dc1b..3d945bb48e 100644 --- a/lbry/wallet/server/db/db.py +++ b/lbry/wallet/server/db/db.py @@ -1,7 +1,7 @@ import struct from typing import Optional from lbry.wallet.server.db import DB_PREFIXES -from lbry.wallet.server.db.revertable import RevertableOpStack +from lbry.wallet.server.db.revertable import RevertableOpStack, RevertablePut, RevertableDelete class KeyValueStorage: @@ -101,3 +101,9 @@ def close(self): @property def closed(self): return self._db.closed + + def stage_raw_put(self, key: bytes, value: bytes): + self._op_stack.append_op(RevertablePut(key, value)) + + def stage_raw_delete(self, key: bytes, value: bytes): + self._op_stack.append_op(RevertableDelete(key, value)) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index c7ec9c3a97..ec401d6cfb 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -866,6 +866,11 @@ class ClaimTakeoverPrefixRow(PrefixRow): prefix = DB_PREFIXES.claim_takeover.value value_struct = struct.Struct(b'>20sL') + key_part_lambdas = [ + lambda: b'', + length_encoded_name + ] + @classmethod def pack_key(cls, name: str): return cls.prefix + length_encoded_name(name) @@ -1412,10 +1417,10 @@ def unpack_key(cls, key: bytes) -> TouchedOrDeletedClaimKey: return TouchedOrDeletedClaimKey(*super().unpack_key(key)) @classmethod - def pack_value(cls, touched, deleted) -> bytes: + def pack_value(cls, touched: typing.Set[bytes], deleted: typing.Set[bytes]) -> bytes: assert True if not touched else all(len(item) == 20 for item in touched) assert True if not deleted else all(len(item) == 20 for item in deleted) - return cls.value_struct.pack(len(touched), len(deleted)) + b''.join(touched) + b''.join(deleted) + return cls.value_struct.pack(len(touched), len(deleted)) + b''.join(sorted(touched)) + b''.join(sorted(deleted)) @classmethod def unpack_value(cls, data: bytes) -> TouchedOrDeletedClaimValue: @@ -1565,9 +1570,10 @@ def closed(self) -> bool: class HubDB(PrefixDB): - def __init__(self, path: str, cache_mb: int, max_open_files: int = 512): + def __init__(self, path: str, cache_mb: int, max_open_files: int = 512, + unsafe_prefixes: Optional[typing.Set[bytes]] = None): db = LevelDBStore(path, cache_mb, max_open_files) - super().__init__(db, unsafe_prefixes={DB_PREFIXES.db_state.value}) + super().__init__(db, unsafe_prefixes=unsafe_prefixes) self.claim_to_support = ClaimToSupportPrefixRow(db, self._op_stack) self.support_to_claim = SupportToClaimPrefixRow(db, self._op_stack) self.claim_to_txo = ClaimToTXOPrefixRow(db, self._op_stack) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 2c7f7f7811..093254ea83 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -996,9 +996,6 @@ def min_undo_height(self, max_height): """Returns a height from which we should store undo info.""" return max_height - self.env.reorg_limit + 1 - def read_undo_info(self, height: int): - return self.prefix_db.undo.get(height), self.prefix_db.touched_or_deleted.get(height) - def apply_expiration_extension_fork(self): # TODO: this can't be reorged for k, v in self.prefix_db.claim_expiration.iterate(): From 0939589557553d88432de32331463f899e9d2c06 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 5 Oct 2021 17:26:46 -0400 Subject: [PATCH 200/206] move test_claim_commands and test_resolve_command into new directory --- .github/workflows/main.yml | 1 + .gitignore | 2 +- tests/integration/claims/__init__.py | 0 .../integration/{blockchain => claims}/test_claim_commands.py | 0 .../integration/{blockchain => claims}/test_resolve_command.py | 0 tests/integration/other/test_transcoding.py | 2 +- tox.ini | 3 ++- 7 files changed, 5 insertions(+), 3 deletions(-) create mode 100644 tests/integration/claims/__init__.py rename tests/integration/{blockchain => claims}/test_claim_commands.py (100%) rename tests/integration/{blockchain => claims}/test_resolve_command.py (100%) diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml index 3b3fb59478..85b9d3b65f 100644 --- a/.github/workflows/main.yml +++ b/.github/workflows/main.yml @@ -78,6 +78,7 @@ jobs: test: - datanetwork - blockchain + - claims - blockchain_legacy_search - other steps: diff --git a/.gitignore b/.gitignore index 22999a0548..79951dafd1 100644 --- a/.gitignore +++ b/.gitignore @@ -13,7 +13,7 @@ __pycache__ _trial_temp/ trending*.log -/tests/integration/blockchain/files +/tests/integration/claims/files /tests/.coverage.* /lbry/wallet/bin diff --git a/tests/integration/claims/__init__.py b/tests/integration/claims/__init__.py new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/integration/blockchain/test_claim_commands.py b/tests/integration/claims/test_claim_commands.py similarity index 100% rename from tests/integration/blockchain/test_claim_commands.py rename to tests/integration/claims/test_claim_commands.py diff --git a/tests/integration/blockchain/test_resolve_command.py b/tests/integration/claims/test_resolve_command.py similarity index 100% rename from tests/integration/blockchain/test_resolve_command.py rename to tests/integration/claims/test_resolve_command.py diff --git a/tests/integration/other/test_transcoding.py b/tests/integration/other/test_transcoding.py index 673e39a0c3..926c47263e 100644 --- a/tests/integration/other/test_transcoding.py +++ b/tests/integration/other/test_transcoding.py @@ -2,7 +2,7 @@ import pathlib import time -from ..blockchain.test_claim_commands import ClaimTestCase +from ..claims.test_claim_commands import ClaimTestCase from lbry.conf import TranscodeConfig from lbry.file_analysis import VideoFileAnalyzer diff --git a/tox.ini b/tox.ini index ede5973fac..02c6b65c2f 100644 --- a/tox.ini +++ b/tox.ini @@ -12,6 +12,7 @@ setenv = commands = orchstr8 download blockchain: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.blockchain {posargs} + claims: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.claims {posargs} datanetwork: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.datanetwork {posargs} other: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.other {posargs} @@ -19,4 +20,4 @@ commands = setenv = ENABLE_LEGACY_SEARCH=1 commands = - coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.blockchain {posargs} + coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.claims {posargs} From e03f01e24a9352b5e7ebbdce82a361398ca1546a Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Tue, 5 Oct 2021 19:23:57 -0400 Subject: [PATCH 201/206] try to fix test_sqlite_coin_chooser --- .../blockchain/test_transactions.py | 31 ++++++++++++------- 1 file changed, 20 insertions(+), 11 deletions(-) diff --git a/tests/integration/blockchain/test_transactions.py b/tests/integration/blockchain/test_transactions.py index 166865362b..f8d679fee8 100644 --- a/tests/integration/blockchain/test_transactions.py +++ b/tests/integration/blockchain/test_transactions.py @@ -19,9 +19,9 @@ async def test_variety_of_transactions_and_longish_history(self): # to the 10th receiving address for a total of 30 UTXOs on the entire account for i in range(10): txid = await self.blockchain.send_to_address(addresses[i], 10) - await self.wait_for_txid(txid, addresses[i]) + await self.wait_for_txid(addresses[i]) txid = await self.blockchain.send_to_address(addresses[9], 10) - await self.wait_for_txid(txid, addresses[9]) + await self.wait_for_txid(addresses[9]) # use batching to reduce issues with send_to_address on cli await self.assertBalance(self.account, '200.0') @@ -174,10 +174,10 @@ def random_summary(*args, **kwargs): self.assertEqual(21, len((await self.ledger.get_local_status_and_history(address))[1])) self.assertEqual(0, len(self.ledger._known_addresses_out_of_sync)) - def wait_for_txid(self, txid, address): - return self.ledger.on_transaction.where( - lambda e: e.tx.id == txid and e.address == address - ) + def wait_for_txid(self, address): + return asyncio.ensure_future(self.ledger.on_transaction.where( + lambda e: e.address == address + )) async def _test_transaction(self, send_amount, address, inputs, change): tx = await Transaction.create( @@ -209,17 +209,26 @@ async def test_sqlite_coin_chooser(self): other_address = await other_account.receiving.get_or_create_usable_address() self.ledger.coin_selection_strategy = 'sqlite' await self.ledger.subscribe_account(self.account) + accepted = self.wait_for_txid(address) txid = await self.blockchain.send_to_address(address, 1.0) - await self.wait_for_txid(txid, address) + await accepted + + accepted = self.wait_for_txid(address) txid = await self.blockchain.send_to_address(address, 1.0) - await self.wait_for_txid(txid, address) + await accepted + + accepted = self.wait_for_txid(address) txid = await self.blockchain.send_to_address(address, 3.0) - await self.wait_for_txid(txid, address) + await accepted + + accepted = self.wait_for_txid(address) txid = await self.blockchain.send_to_address(address, 5.0) - await self.wait_for_txid(txid, address) + await accepted + + accepted = self.wait_for_txid(address) txid = await self.blockchain.send_to_address(address, 10.0) - await self.wait_for_txid(txid, address) + await accepted await self.assertBalance(self.account, '20.0') await self.assertSpendable([99992600, 99992600, 299992600, 499992600, 999992600]) From a7c45da10c0d016f4df49d82498d1bf5f8137f67 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 6 Oct 2021 00:02:16 -0400 Subject: [PATCH 202/206] fix channel count --- lbry/wallet/server/block_processor.py | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 36f1d5614e..0b57eedf38 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -689,7 +689,7 @@ def _spend_claim_txo(self, txin: TxInput, spent_claims: Dict[bytes, Tuple[int, i self.db.claim_to_txo.pop(claim_hash) if spent.reposted_claim_hash: self.pending_reposted.add(spent.reposted_claim_hash) - if spent.signing_hash and spent.channel_signature_is_valid: + if spent.signing_hash and spent.channel_signature_is_valid and spent.signing_hash not in self.abandoned_claims: self.pending_channel_counts[spent.signing_hash] -= 1 spent_claims[spent.claim_hash] = (spent.tx_num, spent.position, spent.normalized_name) # print(f"\tspend lbry://{spent.name}#{spent.claim_hash.hex()}") @@ -723,9 +723,6 @@ def _abandon_claim(self, claim_hash: bytes, tx_num: int, nout: int, normalized_n name, normalized_name, claim_hash, prev_amount, expiration, tx_num, nout, claim_root_tx_num, claim_root_idx, signature_is_valid, prev_signing_hash, reposted_claim_hash ) - if prev_signing_hash and prev_signing_hash in self.pending_channel_counts: - self.pending_channel_counts.pop(prev_signing_hash) - for support_txo_to_clear in self.support_txos_by_claim[claim_hash]: self.support_txo_to_claim.pop(support_txo_to_clear) self.support_txos_by_claim[claim_hash].clear() From ccf03fc07b27a4407175fd5e8817bc69520bf297 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 6 Oct 2021 12:07:42 -0400 Subject: [PATCH 203/206] only save undo info for blocks within reorg limit --- lbry/wallet/server/block_processor.py | 7 ++++++- lbry/wallet/server/db/db.py | 12 +++++++++++- lbry/wallet/server/db/prefixes.py | 4 ++-- lbry/wallet/server/leveldb.py | 3 ++- tests/unit/wallet/server/test_revertable.py | 6 +++--- 5 files changed, 24 insertions(+), 8 deletions(-) diff --git a/lbry/wallet/server/block_processor.py b/lbry/wallet/server/block_processor.py index 0b57eedf38..370bc5f1e3 100644 --- a/lbry/wallet/server/block_processor.py +++ b/lbry/wallet/server/block_processor.py @@ -417,9 +417,14 @@ async def check_and_advance_blocks(self, raw_blocks): await self.prefetcher.reset_height(self.height) async def flush(self): + save_undo = (self.daemon.cached_height() - self.height) <= self.env.reorg_limit + def flush(): self.db.write_db_state() - self.db.prefix_db.commit(self.height) + if save_undo: + self.db.prefix_db.commit(self.height) + else: + self.db.prefix_db.unsafe_commit() self.clear_after_advance_or_reorg() self.db.assert_db_state() await self.run_in_thread_with_lock(flush) diff --git a/lbry/wallet/server/db/db.py b/lbry/wallet/server/db/db.py index 3d945bb48e..6d613df939 100644 --- a/lbry/wallet/server/db/db.py +++ b/lbry/wallet/server/db/db.py @@ -26,9 +26,10 @@ def closed(self) -> bool: class PrefixDB: UNDO_KEY_STRUCT = struct.Struct(b'>Q') - def __init__(self, db: KeyValueStorage, unsafe_prefixes=None): + def __init__(self, db: KeyValueStorage, max_undo_depth: int = 200, unsafe_prefixes=None): self._db = db self._op_stack = RevertableOpStack(db.get, unsafe_prefixes=unsafe_prefixes) + self._max_undo_depth = max_undo_depth def unsafe_commit(self): """ @@ -52,6 +53,13 @@ def commit(self, height: int): Write changes for a block height to the database and keep undo information so that the changes can be reverted """ undo_ops = self._op_stack.get_undo_ops() + delete_undos = [] + if height > self._max_undo_depth: + delete_undos.extend(self._db.iterator( + start=DB_PREFIXES.undo.value + self.UNDO_KEY_STRUCT.pack(0), + stop=DB_PREFIXES.undo.value + self.UNDO_KEY_STRUCT.pack(height - self._max_undo_depth), + include_value=False + )) try: with self._db.write_batch(transaction=True) as batch: batch_put = batch.put @@ -61,6 +69,8 @@ def commit(self, height: int): batch_put(staged_change.key, staged_change.value) else: batch_delete(staged_change.key) + for undo_to_delete in delete_undos: + batch_delete(undo_to_delete) batch_put(DB_PREFIXES.undo.value + self.UNDO_KEY_STRUCT.pack(height), undo_ops) finally: self._op_stack.clear() diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index ec401d6cfb..c50f56692e 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -1570,10 +1570,10 @@ def closed(self) -> bool: class HubDB(PrefixDB): - def __init__(self, path: str, cache_mb: int, max_open_files: int = 512, + def __init__(self, path: str, cache_mb: int = 128, reorg_limit: int = 200, max_open_files: int = 512, unsafe_prefixes: Optional[typing.Set[bytes]] = None): db = LevelDBStore(path, cache_mb, max_open_files) - super().__init__(db, unsafe_prefixes=unsafe_prefixes) + super().__init__(db, reorg_limit, unsafe_prefixes=unsafe_prefixes) self.claim_to_support = ClaimToSupportPrefixRow(db, self._op_stack) self.support_to_claim = SupportToClaimPrefixRow(db, self._op_stack) self.claim_to_txo = ClaimToTXOPrefixRow(db, self._op_stack) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 093254ea83..70245bb147 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -807,7 +807,8 @@ async def open_dbs(self): return self.prefix_db = HubDB( - os.path.join(self.env.db_dir, 'lbry-leveldb'), self.env.cache_MB, max_open_files=512 + os.path.join(self.env.db_dir, 'lbry-leveldb'), self.env.reorg_limit, self.env.cache_MB, + max_open_files=512 ) self.logger.info(f'opened db: lbry-leveldb') diff --git a/tests/unit/wallet/server/test_revertable.py b/tests/unit/wallet/server/test_revertable.py index 42318b53b1..f5729689ac 100644 --- a/tests/unit/wallet/server/test_revertable.py +++ b/tests/unit/wallet/server/test_revertable.py @@ -32,9 +32,9 @@ def test_simplify(self): key3 = ClaimToTXOPrefixRow.pack_key(b'\x03' * 20) key4 = ClaimToTXOPrefixRow.pack_key(b'\x04' * 20) - val1 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, 0, 'derp') - val2 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, 0, 'oops') - val3 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, 0, 'other') + val1 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, False, 'derp') + val2 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, False, 'oops') + val3 = ClaimToTXOPrefixRow.pack_value(1, 0, 1, 0, 1, False, 'other') # check that we can't delete a non existent value with self.assertRaises(OpStackIntegrity): From b2922d18e2802acbb21e434a97d65ad793601864 Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 6 Oct 2021 13:01:38 -0400 Subject: [PATCH 204/206] move test_transaction_commands, test_internal_transaction_api , and test_transactions into their own runner -move test_resolve_command to its own runner --- .github/workflows/main.yml | 5 ++++- tests/integration/takeovers/__init__.py | 0 .../{claims => takeovers}/test_resolve_command.py | 0 tests/integration/transactions/__init__.py | 0 .../test_internal_transaction_api.py | 0 .../test_transaction_commands.py | 0 .../{blockchain => transactions}/test_transactions.py | 0 tox.ini | 10 ++++++++-- 8 files changed, 12 insertions(+), 3 deletions(-) create mode 100644 tests/integration/takeovers/__init__.py rename tests/integration/{claims => takeovers}/test_resolve_command.py (100%) create mode 100644 tests/integration/transactions/__init__.py rename tests/integration/{blockchain => transactions}/test_internal_transaction_api.py (100%) rename tests/integration/{blockchain => transactions}/test_transaction_commands.py (100%) rename tests/integration/{blockchain => transactions}/test_transactions.py (100%) diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml index 85b9d3b65f..df55605de7 100644 --- a/.github/workflows/main.yml +++ b/.github/workflows/main.yml @@ -79,7 +79,10 @@ jobs: - datanetwork - blockchain - claims - - blockchain_legacy_search + - takeovers + - transactions + - claims_legacy_search + - takeovers_legacy_search - other steps: - name: Configure sysctl limits diff --git a/tests/integration/takeovers/__init__.py b/tests/integration/takeovers/__init__.py new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/integration/claims/test_resolve_command.py b/tests/integration/takeovers/test_resolve_command.py similarity index 100% rename from tests/integration/claims/test_resolve_command.py rename to tests/integration/takeovers/test_resolve_command.py diff --git a/tests/integration/transactions/__init__.py b/tests/integration/transactions/__init__.py new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/integration/blockchain/test_internal_transaction_api.py b/tests/integration/transactions/test_internal_transaction_api.py similarity index 100% rename from tests/integration/blockchain/test_internal_transaction_api.py rename to tests/integration/transactions/test_internal_transaction_api.py diff --git a/tests/integration/blockchain/test_transaction_commands.py b/tests/integration/transactions/test_transaction_commands.py similarity index 100% rename from tests/integration/blockchain/test_transaction_commands.py rename to tests/integration/transactions/test_transaction_commands.py diff --git a/tests/integration/blockchain/test_transactions.py b/tests/integration/transactions/test_transactions.py similarity index 100% rename from tests/integration/blockchain/test_transactions.py rename to tests/integration/transactions/test_transactions.py diff --git a/tox.ini b/tox.ini index 02c6b65c2f..8ad5e37a91 100644 --- a/tox.ini +++ b/tox.ini @@ -13,11 +13,17 @@ commands = orchstr8 download blockchain: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.blockchain {posargs} claims: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.claims {posargs} + takeovers: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.takeovers {posargs} + transactions: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.transactions {posargs} datanetwork: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.datanetwork {posargs} other: coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.other {posargs} - -[testenv:blockchain_legacy_search] +[testenv:claims_legacy_search] setenv = ENABLE_LEGACY_SEARCH=1 commands = coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.claims {posargs} +[testenv:takeovers_legacy_search] +setenv = + ENABLE_LEGACY_SEARCH=1 +commands = + coverage run -p --source={envsitepackagesdir}/lbry -m unittest discover -vv integration.takeovers {posargs} From d64a5bc12fb7e15a881fa7fb5d5f23adb6cc726b Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Wed, 6 Oct 2021 13:21:32 -0400 Subject: [PATCH 205/206] fix test --- lbry/wallet/server/leveldb.py | 4 +-- lbry/wallet/server/session.py | 4 ++- .../test_internal_transaction_api.py | 33 ++++++++++--------- .../transactions/test_transactions.py | 22 ++++++------- 4 files changed, 33 insertions(+), 30 deletions(-) diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py index 70245bb147..bc48be52a9 100644 --- a/lbry/wallet/server/leveldb.py +++ b/lbry/wallet/server/leveldb.py @@ -807,8 +807,8 @@ async def open_dbs(self): return self.prefix_db = HubDB( - os.path.join(self.env.db_dir, 'lbry-leveldb'), self.env.reorg_limit, self.env.cache_MB, - max_open_files=512 + os.path.join(self.env.db_dir, 'lbry-leveldb'), cache_mb=self.env.cache_MB, + reorg_limit=self.env.reorg_limit, max_open_files=512 ) self.logger.info(f'opened db: lbry-leveldb') diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py index 5e3e94662b..3983756be5 100644 --- a/lbry/wallet/server/session.py +++ b/lbry/wallet/server/session.py @@ -636,12 +636,14 @@ async def _notify_sessions(self, height, touched, new_touched): None, touched.intersection_update, self.hashx_subscriptions_by_session.keys() ) - if touched or (height_changed and self.mempool_statuses): + if touched or new_touched or (height_changed and self.mempool_statuses): notified_hashxs = 0 session_hashxes_to_notify = defaultdict(list) to_notify = touched if height_changed else new_touched for hashX in to_notify: + if hashX not in self.hashx_subscriptions_by_session: + continue for session_id in self.hashx_subscriptions_by_session[hashX]: session_hashxes_to_notify[session_id].append(hashX) notified_hashxs += 1 diff --git a/tests/integration/transactions/test_internal_transaction_api.py b/tests/integration/transactions/test_internal_transaction_api.py index 6eba5e2295..7f0f0c1613 100644 --- a/tests/integration/transactions/test_internal_transaction_api.py +++ b/tests/integration/transactions/test_internal_transaction_api.py @@ -17,13 +17,14 @@ async def test_creating_updating_and_abandoning_claim_with_channel(self): await self.account.ensure_address_gap() address1, address2 = await self.account.receiving.get_addresses(limit=2, only_usable=True) + notifications = asyncio.create_task(asyncio.wait( + [asyncio.ensure_future(self.on_address_update(address1)), + asyncio.ensure_future(self.on_address_update(address2))] + )) sendtxid1 = await self.blockchain.send_to_address(address1, 5) sendtxid2 = await self.blockchain.send_to_address(address2, 5) await self.blockchain.generate(1) - await asyncio.wait([ - self.on_transaction_id(sendtxid1), - self.on_transaction_id(sendtxid2) - ]) + await notifications self.assertEqual(d2l(await self.account.get_balance()), '10.0') @@ -44,18 +45,18 @@ async def test_creating_updating_and_abandoning_claim_with_channel(self): stream_txo.sign(channel_txo) await stream_tx.sign([self.account]) + notifications = asyncio.create_task(asyncio.wait( + [asyncio.ensure_future(self.ledger.wait(channel_tx)), asyncio.ensure_future(self.ledger.wait(stream_tx))] + )) + await self.broadcast(channel_tx) await self.broadcast(stream_tx) - await asyncio.wait([ # mempool - self.ledger.wait(channel_tx), - self.ledger.wait(stream_tx) - ]) + await notifications + notifications = asyncio.create_task(asyncio.wait( + [asyncio.ensure_future(self.ledger.wait(channel_tx)), asyncio.ensure_future(self.ledger.wait(stream_tx))] + )) await self.blockchain.generate(1) - await asyncio.wait([ # confirmed - self.ledger.wait(channel_tx), - self.ledger.wait(stream_tx) - ]) - + await notifications self.assertEqual(d2l(await self.account.get_balance()), '7.985786') self.assertEqual(d2l(await self.account.get_balance(include_claims=True)), '9.985786') @@ -63,10 +64,12 @@ async def test_creating_updating_and_abandoning_claim_with_channel(self): self.assertEqual(response['lbry://@bar/foo'].claim.claim_type, 'stream') abandon_tx = await Transaction.create([Input.spend(stream_tx.outputs[0])], [], [self.account], self.account) + notify = asyncio.create_task(self.ledger.wait(abandon_tx)) await self.broadcast(abandon_tx) - await self.ledger.wait(abandon_tx) + await notify + notify = asyncio.create_task(self.ledger.wait(abandon_tx)) await self.blockchain.generate(1) - await self.ledger.wait(abandon_tx) + await notify response = await self.ledger.resolve([], ['lbry://@bar/foo']) self.assertIn('error', response['lbry://@bar/foo']) diff --git a/tests/integration/transactions/test_transactions.py b/tests/integration/transactions/test_transactions.py index f8d679fee8..fea0b18fbf 100644 --- a/tests/integration/transactions/test_transactions.py +++ b/tests/integration/transactions/test_transactions.py @@ -18,10 +18,12 @@ async def test_variety_of_transactions_and_longish_history(self): # send 10 coins to first 10 receiving addresses and then 10 transactions worth 10 coins each # to the 10th receiving address for a total of 30 UTXOs on the entire account for i in range(10): + notification = asyncio.ensure_future(self.on_address_update(addresses[i])) txid = await self.blockchain.send_to_address(addresses[i], 10) - await self.wait_for_txid(addresses[i]) + await notification + notification = asyncio.ensure_future(self.on_address_update(addresses[9])) txid = await self.blockchain.send_to_address(addresses[9], 10) - await self.wait_for_txid(addresses[9]) + await notification # use batching to reduce issues with send_to_address on cli await self.assertBalance(self.account, '200.0') @@ -174,11 +176,6 @@ def random_summary(*args, **kwargs): self.assertEqual(21, len((await self.ledger.get_local_status_and_history(address))[1])) self.assertEqual(0, len(self.ledger._known_addresses_out_of_sync)) - def wait_for_txid(self, address): - return asyncio.ensure_future(self.ledger.on_transaction.where( - lambda e: e.address == address - )) - async def _test_transaction(self, send_amount, address, inputs, change): tx = await Transaction.create( [], [Output.pay_pubkey_hash(send_amount, self.ledger.address_to_hash160(address))], [self.account], @@ -203,30 +200,31 @@ async def assertSpendable(self, amounts): async def test_sqlite_coin_chooser(self): wallet_manager = WalletManager([self.wallet], {self.ledger.get_id(): self.ledger}) await self.blockchain.generate(300) + await self.assertBalance(self.account, '0.0') address = await self.account.receiving.get_or_create_usable_address() other_account = self.wallet.generate_account(self.ledger) other_address = await other_account.receiving.get_or_create_usable_address() self.ledger.coin_selection_strategy = 'sqlite' await self.ledger.subscribe_account(self.account) - accepted = self.wait_for_txid(address) + accepted = asyncio.ensure_future(self.on_address_update(address)) txid = await self.blockchain.send_to_address(address, 1.0) await accepted - accepted = self.wait_for_txid(address) + accepted = asyncio.ensure_future(self.on_address_update(address)) txid = await self.blockchain.send_to_address(address, 1.0) await accepted - accepted = self.wait_for_txid(address) + accepted = asyncio.ensure_future(self.on_address_update(address)) txid = await self.blockchain.send_to_address(address, 3.0) await accepted - accepted = self.wait_for_txid(address) + accepted = asyncio.ensure_future(self.on_address_update(address)) txid = await self.blockchain.send_to_address(address, 5.0) await accepted - accepted = self.wait_for_txid(address) + accepted = asyncio.ensure_future(self.on_address_update(address)) txid = await self.blockchain.send_to_address(address, 10.0) await accepted From 43432a9e48a749bebc1e7f045e7b4175fb61f4cd Mon Sep 17 00:00:00 2001 From: Jack Robison Date: Thu, 7 Oct 2021 00:37:55 -0400 Subject: [PATCH 206/206] fix compactify script --- lbry/wallet/server/db/prefixes.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py index c50f56692e..204babe1e1 100644 --- a/lbry/wallet/server/db/prefixes.py +++ b/lbry/wallet/server/db/prefixes.py @@ -1371,7 +1371,8 @@ class HashXHistoryPrefixRow(PrefixRow): key_part_lambdas = [ lambda: b'', - struct.Struct(b'>11s').pack + struct.Struct(b'>11s').pack, + struct.Struct(b'>11sL').pack ] @classmethod