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[feat][broker][PIP-195] New bucket based delayed message tracker - in…
…terface&config&proto -part 1 (#17344)
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81 changes: 81 additions & 0 deletions
81
pulsar-broker/src/main/java/org/apache/pulsar/broker/delayed/BucketSnapshotStorage.java
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| /** | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
| package org.apache.pulsar.broker.delayed; | ||
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| import java.util.List; | ||
| import java.util.concurrent.CompletableFuture; | ||
| import org.apache.pulsar.broker.delayed.proto.DelayedMessageIndexBucketSnapshotFormat.SnapshotMetadata; | ||
| import org.apache.pulsar.broker.delayed.proto.DelayedMessageIndexBucketSnapshotFormat.SnapshotSegment; | ||
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| public interface BucketSnapshotStorage { | ||
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| /** | ||
| * Create a delayed message index bucket snapshot with metadata and bucketSnapshotSegments. | ||
| * | ||
| * @param snapshotMetadata the metadata of snapshot | ||
| * @param bucketSnapshotSegments the list of snapshot segments | ||
| * @return the future with bucketId(ledgerId). | ||
| */ | ||
| CompletableFuture<Long> createBucketSnapshot(SnapshotMetadata snapshotMetadata, | ||
| List<SnapshotSegment> bucketSnapshotSegments); | ||
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| /** | ||
| * Get delayed message index bucket snapshot metadata. | ||
| * | ||
| * @param bucketId the bucketId of snapshot | ||
| * @return the future with snapshot expanded metadata | ||
| */ | ||
| CompletableFuture<SnapshotMetadata> getBucketSnapshotMetadata(long bucketId); | ||
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| /** | ||
| * Get a sequence of delayed message index bucket snapshot segments. | ||
| * | ||
| * @param bucketId the bucketId of snapshot | ||
| * @param firstSegmentEntryId entryId of first segment of sequence | ||
| * @param lastSegmentEntryId entryId of last segment of sequence | ||
| * @return the future with snapshot segment | ||
| */ | ||
| CompletableFuture<List<SnapshotSegment>> getBucketSnapshotSegment(long bucketId, long firstSegmentEntryId, | ||
| long lastSegmentEntryId); | ||
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| /** | ||
| * Get total byte length of delayed message index bucket snapshot. | ||
| * | ||
| * @param bucketId the bucketId of snapshot | ||
| * @return the future with byte length of snapshot | ||
| */ | ||
| CompletableFuture<Long> getBucketSnapshotLength(long bucketId); | ||
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| /** | ||
| * Delete delayed message index bucket snapshot by bucketId. | ||
| * | ||
| * @param bucketId the bucketId of snapshot | ||
| */ | ||
| CompletableFuture<Void> deleteBucketSnapshot(long bucketId); | ||
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| /** | ||
| * Start the bucket snapshot storage service. | ||
| */ | ||
| void start() throws Exception; | ||
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| /** | ||
| * Close the bucket snapshot storage service. | ||
| */ | ||
| void close() throws Exception; | ||
| } |
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42 changes: 42 additions & 0 deletions
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pulsar-broker/src/main/proto/DelayedMessageIndexBucketSnapshotFormat.proto
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| /** | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
| syntax = "proto2"; | ||
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| package pulsar.delay; | ||
| option java_package = "org.apache.pulsar.broker.delayed.proto"; | ||
| option optimize_for = SPEED; | ||
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| message DelayedIndex { | ||
| required uint64 timestamp = 1; | ||
| required int64 ledger_id = 2; | ||
| required int64 entry_id = 3; | ||
| } | ||
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| message SnapshotSegmentMetadata { | ||
| map<uint64, bytes> delayed_index_bit_map = 1; | ||
| required uint64 max_schedule_timestamp = 2; | ||
| } | ||
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| message SnapshotSegment { | ||
| repeated DelayedIndex indexes = 1; | ||
| } | ||
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| message SnapshotMetadata { | ||
| repeated SnapshotSegmentMetadata metadata_list = 1; | ||
| } |