From c6c4a3246cbc634e48abf1ac1c10f4c2734b78aa Mon Sep 17 00:00:00 2001 From: nicolas <48695862+merklefruit@users.noreply.github.com> Date: Wed, 6 Nov 2024 19:34:44 +0100 Subject: [PATCH 1/2] chore: refactor sidecar modules and docs --- bolt-sidecar/bin/sidecar.rs | 2 +- bolt-sidecar/src/api/builder.rs | 4 +- bolt-sidecar/src/api/commitments/handlers.rs | 20 ++- bolt-sidecar/src/api/commitments/server.rs | 2 +- bolt-sidecar/src/builder/mod.rs | 3 +- bolt-sidecar/src/builder/payload_builder.rs | 6 +- bolt-sidecar/src/builder/signature.rs | 4 +- bolt-sidecar/src/chain_io/mod.rs | 1 + bolt-sidecar/src/client/constraints_client.rs | 4 - bolt-sidecar/src/client/mod.rs | 12 +- bolt-sidecar/src/client/pubsub.rs | 42 ------ bolt-sidecar/src/client/rpc.rs | 4 +- .../test_util/deneb_get_payload_response.json | 137 ------------------ bolt-sidecar/src/client/test_util/mod.rs | 120 --------------- bolt-sidecar/src/common.rs | 1 - bolt-sidecar/src/config/chain.rs | 2 + bolt-sidecar/src/config/limits.rs | 6 +- bolt-sidecar/src/config/mod.rs | 4 + bolt-sidecar/src/config/telemetry.rs | 1 + bolt-sidecar/src/driver.rs | 7 +- bolt-sidecar/src/lib.rs | 12 +- bolt-sidecar/src/primitives/commitment.rs | 2 +- bolt-sidecar/src/signer/keystore.rs | 4 +- bolt-sidecar/src/signer/local.rs | 2 +- bolt-sidecar/src/signer/mod.rs | 9 +- bolt-sidecar/src/state/consensus.rs | 2 +- bolt-sidecar/src/state/execution.rs | 15 +- bolt-sidecar/src/state/fetcher.rs | 20 +-- bolt-sidecar/src/state/head_tracker.rs | 6 +- bolt-sidecar/src/state/mod.rs | 5 +- bolt-sidecar/src/test_util.rs | 2 +- 31 files changed, 90 insertions(+), 371 deletions(-) delete mode 100644 bolt-sidecar/src/client/pubsub.rs delete mode 100644 bolt-sidecar/src/client/test_util/deneb_get_payload_response.json delete mode 100644 bolt-sidecar/src/client/test_util/mod.rs diff --git a/bolt-sidecar/bin/sidecar.rs b/bolt-sidecar/bin/sidecar.rs index 04a02fc0..4615e6bc 100644 --- a/bolt-sidecar/bin/sidecar.rs +++ b/bolt-sidecar/bin/sidecar.rs @@ -2,7 +2,7 @@ use clap::Parser; use eyre::{bail, Result}; use tracing::info; -use bolt_sidecar::{telemetry::init_telemetry_stack, Opts, SidecarDriver}; +use bolt_sidecar::{config::Opts, telemetry::init_telemetry_stack, SidecarDriver}; const BOLT: &str = r#" ██████╗ ██████╗ ██╗ ████████╗ diff --git a/bolt-sidecar/src/api/builder.rs b/bolt-sidecar/src/api/builder.rs index ff4d9c03..855776d0 100644 --- a/bolt-sidecar/src/api/builder.rs +++ b/bolt-sidecar/src/api/builder.rs @@ -26,8 +26,8 @@ use super::spec::{ STATUS_PATH, }; use crate::{ - builder::payload_fetcher::PayloadFetcher, - client::constraints_client::ConstraintsClient, + builder::PayloadFetcher, + client::ConstraintsClient, primitives::{GetPayloadResponse, SignedBuilderBid}, telemetry::ApiMetrics, }; diff --git a/bolt-sidecar/src/api/commitments/handlers.rs b/bolt-sidecar/src/api/commitments/handlers.rs index 3ef12eb2..0c2a58f9 100644 --- a/bolt-sidecar/src/api/commitments/handlers.rs +++ b/bolt-sidecar/src/api/commitments/handlers.rs @@ -20,7 +20,10 @@ use crate::{ use super::{ jsonrpc::{JsonPayload, JsonResponse}, server::CommitmentsApiInner, - spec::{CommitmentsApi, CommitmentError, RejectionError, GET_VERSION_METHOD, REQUEST_INCLUSION_METHOD}, + spec::{ + CommitmentError, CommitmentsApi, RejectionError, GET_VERSION_METHOD, + REQUEST_INCLUSION_METHOD, + }, }; /// Handler function for the root JSON-RPC path. @@ -32,10 +35,6 @@ pub async fn rpc_entrypoint( ) -> Result, CommitmentError> { debug!("Received new request"); - let (signer, signature) = auth_from_headers(&headers).inspect_err(|e| { - error!("Failed to extract signature from headers: {:?}", e); - })?; - match payload.method.as_str() { GET_VERSION_METHOD => { let version_string = format!("bolt-sidecar-v{CARGO_PKG_VERSION}"); @@ -47,6 +46,11 @@ pub async fn rpc_entrypoint( } REQUEST_INCLUSION_METHOD => { + // Validate the authentication header and extract the signer and signature + let (signer, signature) = auth_from_headers(&headers).inspect_err(|e| { + error!("Failed to extract signature from headers: {:?}", e); + })?; + let Some(request_json) = payload.params.first().cloned() else { return Err(RejectionError::ValidationFailed("Bad params".to_string()).into()); }; @@ -66,8 +70,8 @@ pub async fn rpc_entrypoint( if recovered_signer != signer { error!( - ?recovered_signer, - ?signer, + %recovered_signer, + %signer, "Recovered signer does not match the provided signer" ); @@ -83,7 +87,7 @@ pub async fn rpc_entrypoint( // Create the JSON-RPC response let response = JsonResponse { id: payload.id, - result: serde_json::to_value(inclusion_commitment).unwrap(), + result: serde_json::to_value(inclusion_commitment).expect("infallible"), ..Default::default() }; diff --git a/bolt-sidecar/src/api/commitments/server.rs b/bolt-sidecar/src/api/commitments/server.rs index 61cd7d23..c828a52b 100644 --- a/bolt-sidecar/src/api/commitments/server.rs +++ b/bolt-sidecar/src/api/commitments/server.rs @@ -31,7 +31,7 @@ use crate::{ use super::{ middleware::track_server_metrics, spec, - spec::{CommitmentsApi, CommitmentError}, + spec::{CommitmentError, CommitmentsApi}, }; /// Event type emitted by the commitments API. diff --git a/bolt-sidecar/src/builder/mod.rs b/bolt-sidecar/src/builder/mod.rs index d63277a4..955990d0 100644 --- a/bolt-sidecar/src/builder/mod.rs +++ b/bolt-sidecar/src/builder/mod.rs @@ -8,10 +8,10 @@ use ethereum_consensus::{ use crate::{ common::BlsSecretKeyWrapper, + config::{ChainConfig, Opts}, primitives::{ BuilderBid, GetPayloadResponse, PayloadAndBid, PayloadAndBlobs, SignedBuilderBid, }, - ChainConfig, Opts, }; /// Basic block template handler that can keep track of @@ -30,6 +30,7 @@ use payload_builder::FallbackPayloadBuilder; /// Interface for fetching payloads from the beacon node. pub mod payload_fetcher; +pub use payload_fetcher::{LocalPayloadFetcher, PayloadFetcher}; /// Compatibility types and utilities between Alloy, Reth, /// Ethereum-consensus and other crates. diff --git a/bolt-sidecar/src/builder/payload_builder.rs b/bolt-sidecar/src/builder/payload_builder.rs index c8338262..6da0d951 100644 --- a/bolt-sidecar/src/builder/payload_builder.rs +++ b/bolt-sidecar/src/builder/payload_builder.rs @@ -21,7 +21,11 @@ use super::{ compat::{to_alloy_execution_payload, to_reth_withdrawal}, BuilderError, }; -use crate::{BeaconClient, Opts, RpcClient}; + +use crate::{ + client::{BeaconClient, RpcClient}, + config::Opts, +}; /// Extra-data payload field used for locally built blocks, decoded in UTF-8. /// diff --git a/bolt-sidecar/src/builder/signature.rs b/bolt-sidecar/src/builder/signature.rs index aebbcecc..82978fa2 100644 --- a/bolt-sidecar/src/builder/signature.rs +++ b/bolt-sidecar/src/builder/signature.rs @@ -11,7 +11,7 @@ use ethereum_consensus::{ use tree_hash::TreeHash; use tree_hash_derive::TreeHash; -use crate::ChainConfig; +use crate::config::ChainConfig; /// Sign a SSZ object with a BLS secret key, using the Application Builder domain /// for signing arbitrary builder-api messages in the out-of-protocol specifications. @@ -116,7 +116,7 @@ pub fn compute_builder_domain( #[cfg(test)] mod tests { - use crate::{builder::signature::compute_builder_domain, ChainConfig}; + use crate::{builder::signature::compute_builder_domain, config::ChainConfig}; #[test] fn test_compute_builder_domain() { diff --git a/bolt-sidecar/src/chain_io/mod.rs b/bolt-sidecar/src/chain_io/mod.rs index 951e507e..6bd91677 100644 --- a/bolt-sidecar/src/chain_io/mod.rs +++ b/bolt-sidecar/src/chain_io/mod.rs @@ -1,5 +1,6 @@ /// Wrapper over the BoltManager contract pub mod manager; +pub use manager::BoltManager; /// Utilities and functions used in the Bolt contracts pub mod utils; diff --git a/bolt-sidecar/src/client/constraints_client.rs b/bolt-sidecar/src/client/constraints_client.rs index ccd1e5db..b59c519c 100644 --- a/bolt-sidecar/src/client/constraints_client.rs +++ b/bolt-sidecar/src/client/constraints_client.rs @@ -1,7 +1,3 @@ -//! Module for interacting with the Constraints client API via its Builder API interface. -//! The Bolt sidecar's main purpose is to sit between the beacon node and Constraints client, -//! so most requests are simply proxied to its API. - use std::collections::HashSet; use axum::http::StatusCode; diff --git a/bolt-sidecar/src/client/mod.rs b/bolt-sidecar/src/client/mod.rs index c09795fc..fb58e61c 100644 --- a/bolt-sidecar/src/client/mod.rs +++ b/bolt-sidecar/src/client/mod.rs @@ -1,9 +1,13 @@ +/// Module for interacting with the Constraints client API via its Builder API interface. +/// The Bolt sidecar's main purpose is to sit between the beacon node and Constraints client, +/// so most requests are simply proxied to its API. pub mod constraints_client; -pub mod pubsub; +pub use constraints_client::ConstraintsClient; + +/// Module defining an RpcClient wrapper around the [`alloy::rpc::client::RpcClient`]. +/// It provides a simple interface to interact with the Execution layer JSON-RPC API. pub mod rpc; +pub use rpc::RpcClient; // Re-export the beacon_api_client pub use beacon_api_client::mainnet::Client as BeaconClient; - -#[cfg(test)] -mod test_util; diff --git a/bolt-sidecar/src/client/pubsub.rs b/bolt-sidecar/src/client/pubsub.rs deleted file mode 100644 index 45d127d2..00000000 --- a/bolt-sidecar/src/client/pubsub.rs +++ /dev/null @@ -1,42 +0,0 @@ -use std::{ - ops::{Deref, DerefMut}, - str::FromStr, -}; - -use alloy::{ - pubsub::PubSubFrontend, - rpc::client::{self as alloyClient, ClientBuilder, WsConnect}, - transports::{RpcError, TransportError}, -}; - -use reqwest::Url; - -/// Wrapper around an [`alloy::RpcClient`] that uses WS as the transport. Supports batching -/// JSON-RPC requests. -pub struct PubsubClient(alloyClient::RpcClient); - -#[allow(unused)] -impl PubsubClient { - /// Create a new `PubsubClient` with the given URL. - pub async fn new(url: &str) -> Result> { - let url = Url::from_str(url).unwrap(); - - let client = ClientBuilder::default().ws(WsConnect::new(url)).await?; - - Ok(Self(client)) - } -} - -impl Deref for PubsubClient { - type Target = alloyClient::RpcClient; - - fn deref(&self) -> &Self::Target { - &self.0 - } -} - -impl DerefMut for PubsubClient { - fn deref_mut(&mut self) -> &mut Self::Target { - &mut self.0 - } -} diff --git a/bolt-sidecar/src/client/rpc.rs b/bolt-sidecar/src/client/rpc.rs index ea685739..d1894bf8 100644 --- a/bolt-sidecar/src/client/rpc.rs +++ b/bolt-sidecar/src/client/rpc.rs @@ -1,6 +1,3 @@ -//! This module contains the `RpcClient` struct, which is a wrapper around the `alloy_rpc_client`. -//! It provides a simple interface to interact with the Execution layer JSON-RPC API. - use std::ops::{Deref, DerefMut}; use alloy::{ @@ -114,6 +111,7 @@ impl RpcClient { } /// Send a raw transaction to the network. + #[allow(unused)] pub async fn send_raw_transaction(&self, raw: Bytes) -> TransportResult { self.0.request("eth_sendRawTransaction", [raw]).await } diff --git a/bolt-sidecar/src/client/test_util/deneb_get_payload_response.json b/bolt-sidecar/src/client/test_util/deneb_get_payload_response.json deleted file mode 100644 index abf2dbc5..00000000 --- a/bolt-sidecar/src/client/test_util/deneb_get_payload_response.json +++ /dev/null @@ -1,137 +0,0 @@ -{ - "version": "deneb", - "data": { - "execution_payload": { - "parent_hash": "0xaa37d684b11d0fa6ec387322e036d2724d22e1570d8a56f5f33192bc5a6071af", - "fee_recipient": "0x614561D2d143621E126e87831AEF287678B442b8", - "state_root": "0x8be14a13156d04c96a91d44289c26e8947430a80ff70811b9802b71a63ca4587", - "receipts_root": 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- ] - } - } -} diff --git a/bolt-sidecar/src/client/test_util/mod.rs b/bolt-sidecar/src/client/test_util/mod.rs deleted file mode 100644 index 0f6639bc..00000000 --- a/bolt-sidecar/src/client/test_util/mod.rs +++ /dev/null @@ -1,120 +0,0 @@ -#![allow(unused)] - -use beacon_api_client::VersionedValue; -use ethereum_consensus::{ - builder::SignedValidatorRegistration, - deneb::{ - self, - mainnet::{BlobsBundle, SignedBlindedBeaconBlock}, - }, - types::mainnet::ExecutionPayload, -}; -use reqwest::StatusCode; -use serde_json::Value; -use tokio::sync::watch; - -use crate::{ - api::{builder::GetHeaderParams, spec::BuilderApiError}, - primitives::{ - BatchedSignedConstraints, GetPayloadResponse, PayloadAndBlobs, SignedBuilderBid, - SignedDelegation, SignedRevocation, - }, - BuilderApi, ConstraintsApi, -}; - -/// Create a `GetPayloadResponse` with a default `Deneb` execution payload. -pub fn make_get_payload_response() -> GetPayloadResponse { - let execution_payload = ExecutionPayload::Deneb(deneb::ExecutionPayload::default()); - - let blobs_bundle = BlobsBundle::default(); - - GetPayloadResponse::Deneb(PayloadAndBlobs { execution_payload, blobs_bundle }) -} - -pub struct MockConstraintsClient { - pub response_rx: watch::Receiver, -} - -impl MockConstraintsClient { - pub fn new() -> (Self, watch::Sender) { - let (response_tx, response_rx) = watch::channel(Value::Null); - (Self { response_rx }, response_tx) - } -} - -#[async_trait::async_trait] -impl BuilderApi for MockConstraintsClient { - async fn status(&self) -> Result { - Err(BuilderApiError::Generic( - "MockConstraintsClient does not support getting status".to_string(), - )) - } - - async fn register_validators( - &self, - _registrations: Vec, - ) -> Result<(), BuilderApiError> { - Err(BuilderApiError::Generic( - "MockConstraintsClient does not support registering validators".to_string(), - )) - } - - async fn get_header( - &self, - _params: GetHeaderParams, - ) -> Result { - let response = self.response_rx.borrow().clone(); - let bid = serde_json::from_value(response)?; - Ok(bid) - } - - async fn get_payload( - &self, - _signed_block: SignedBlindedBeaconBlock, - ) -> Result { - let response = self.response_rx.borrow().clone(); - let payload = serde_json::from_value(response)?; - Ok(payload) - } -} - -#[async_trait::async_trait] -impl ConstraintsApi for MockConstraintsClient { - async fn submit_constraints( - &self, - _constraints: &BatchedSignedConstraints, - ) -> Result<(), BuilderApiError> { - Err(BuilderApiError::Generic( - "MockConstraintsClient does not support submitting constraints".to_string(), - )) - } - - async fn get_header_with_proofs( - &self, - _params: GetHeaderParams, - ) -> Result, BuilderApiError> { - let response = self.response_rx.borrow().clone(); - let bid = serde_json::from_value(response)?; - Ok(bid) - } - - async fn delegate(&self, signed_data: &[SignedDelegation]) -> Result<(), BuilderApiError> { - Err(BuilderApiError::Generic( - "MockConstraintsClient does not support delegating".to_string(), - )) - } - - async fn revoke(&self, signed_data: &[SignedRevocation]) -> Result<(), BuilderApiError> { - Err(BuilderApiError::Generic("MockConstraintsClient does not support revoking".to_string())) - } -} - -#[test] -fn test_decode_get_payload_response() { - let stringified = - std::fs::read_to_string("./src/client/test_util/deneb_get_payload_response.json") - .expect("failed to read get payload response file"); - - let parsed_response: GetPayloadResponse = - serde_json::from_str(&stringified).expect("failed to parse get payload response"); -} diff --git a/bolt-sidecar/src/common.rs b/bolt-sidecar/src/common.rs index 4287c00f..d76e28ff 100644 --- a/bolt-sidecar/src/common.rs +++ b/bolt-sidecar/src/common.rs @@ -326,7 +326,6 @@ mod tests { let counter = Arc::new(Mutex::new(Counter::new(3))); // Fail 3 times, succeed on 4th let result = retry_with_backoff(5, || async { - println!("attempt"); let counter = Arc::clone(&counter); let mut counter = counter.lock().await; counter.retryable_fn().await diff --git a/bolt-sidecar/src/config/chain.rs b/bolt-sidecar/src/config/chain.rs index 20dec3ab..2f9cc92f 100644 --- a/bolt-sidecar/src/config/chain.rs +++ b/bolt-sidecar/src/config/chain.rs @@ -26,6 +26,7 @@ pub const APPLICATION_BUILDER_DOMAIN_MASK: [u8; 4] = [0, 0, 0, 1]; /// The domain mask for signing commit-boost messages. pub const COMMIT_BOOST_DOMAIN_MASK: [u8; 4] = [109, 109, 111, 67]; +/// Default chain configuration for the sidecar. pub const DEFAULT_CHAIN_CONFIG: ChainConfig = ChainConfig { chain: Chain::Mainnet, commitment_deadline: DEFAULT_COMMITMENT_DEADLINE_IN_MILLIS, @@ -87,6 +88,7 @@ impl Deref for ChainConfig { /// Supported chains for the sidecar #[derive(Debug, Clone, Copy, ValueEnum, Deserialize)] #[clap(rename_all = "kebab_case")] +#[allow(missing_docs)] pub enum Chain { Mainnet, Holesky, diff --git a/bolt-sidecar/src/config/limits.rs b/bolt-sidecar/src/config/limits.rs index 7e50d24b..8511c76b 100644 --- a/bolt-sidecar/src/config/limits.rs +++ b/bolt-sidecar/src/config/limits.rs @@ -3,9 +3,13 @@ use std::num::NonZero; use clap::Parser; use serde::Deserialize; -// Default limit values +/// Default max commitments to accept per block. pub const DEFAULT_MAX_COMMITMENTS: usize = 128; + +/// Default max committed gas per block. pub const DEFAULT_MAX_COMMITTED_GAS: u64 = 10_000_000; + +/// Default min priority fee to accept for a commitment. pub const DEFAULT_MIN_PRIORITY_FEE: u128 = 1_000_000_000; // 1 Gwei /// Limits for the sidecar. diff --git a/bolt-sidecar/src/config/mod.rs b/bolt-sidecar/src/config/mod.rs index 0a3797a2..4198bc94 100644 --- a/bolt-sidecar/src/config/mod.rs +++ b/bolt-sidecar/src/config/mod.rs @@ -3,15 +3,19 @@ use clap::Parser; use reqwest::Url; use serde::Deserialize; +/// Chain configuration options. pub mod chain; pub use chain::ChainConfig; +/// Commitment and constraint signing related options. pub mod constraint_signing; pub use constraint_signing::ConstraintSigningOpts; +/// Telemetry and metrics related options. pub mod telemetry; use telemetry::TelemetryOpts; +/// Operating limits for commitments and constraints. pub mod limits; use limits::LimitsOpts; diff --git a/bolt-sidecar/src/config/telemetry.rs b/bolt-sidecar/src/config/telemetry.rs index 01bc179d..58cae714 100644 --- a/bolt-sidecar/src/config/telemetry.rs +++ b/bolt-sidecar/src/config/telemetry.rs @@ -1,6 +1,7 @@ use clap::Parser; use serde::Deserialize; +/// Telemetry and metrics related options. #[derive(Parser, Debug, Clone, Deserialize)] pub struct TelemetryOpts { /// The port on which to expose Prometheus metrics diff --git a/bolt-sidecar/src/driver.rs b/bolt-sidecar/src/driver.rs index 442e3715..d66c6e32 100644 --- a/bolt-sidecar/src/driver.rs +++ b/bolt-sidecar/src/driver.rs @@ -12,12 +12,14 @@ use tracing::{debug, error, info, warn}; use crate::{ builder::payload_fetcher::LocalPayloadFetcher, - chain_io::manager::BoltManager, + chain_io::BoltManager, + client::ConstraintsClient, commitments::{ server::{CommitmentEvent, CommitmentsApiServer}, spec::CommitmentError, }, common::retry_with_backoff, + config::Opts, crypto::{SignableBLS, SignerECDSA}, primitives::{ read_signed_delegations_from_file, CommitmentRequest, ConstraintsMessage, @@ -27,8 +29,7 @@ use crate::{ start_builder_proxy_server, state::{fetcher::StateFetcher, ConsensusState, ExecutionState, HeadTracker, StateClient}, telemetry::ApiMetrics, - BuilderProxyConfig, CommitBoostSigner, ConstraintsApi, ConstraintsClient, LocalBuilder, Opts, - SignerBLS, + BuilderProxyConfig, CommitBoostSigner, ConstraintsApi, LocalBuilder, SignerBLS, }; /// The driver for the sidecar, responsible for managing the main event loop. diff --git a/bolt-sidecar/src/lib.rs b/bolt-sidecar/src/lib.rs index 73868ab1..f130d072 100644 --- a/bolt-sidecar/src/lib.rs +++ b/bolt-sidecar/src/lib.rs @@ -11,14 +11,13 @@ pub use api::{ spec::{BuilderApi, ConstraintsApi}, }; +/// Different client types for interacting with APIs mod client; -pub use client::{constraints_client::ConstraintsClient, rpc::RpcClient, BeaconClient}; /// Telemetry and metrics utilities pub mod telemetry; /// Common types and compatibility utilities -/// (To be refactored) mod common; /// Driver for the sidecar, which manages the main event loop @@ -32,8 +31,7 @@ pub mod builder; pub use builder::LocalBuilder; /// Configuration and command-line argument parsing -mod config; -pub use config::{ChainConfig, Opts}; +pub mod config; /// Crypto utilities, including BLS and ECDSA pub mod crypto; @@ -41,12 +39,14 @@ pub mod crypto; /// Primitive types and utilities pub mod primitives; -/// State management and fetching for EVM simulation +///The `state` module is responsible for keeping a local copy of relevant state that is needed +/// to simulate commitments against. It is updated on every block. +/// It consists of both execution and consensus states. pub mod state; /// The signers available to the sidecar mod signer; -pub use signer::{commit_boost::CommitBoostSigner, SignerBLS}; +pub use signer::{CommitBoostSigner, SignerBLS}; /// Utilities and contracts wrappers for interacting with the Bolt registry pub mod chain_io; diff --git a/bolt-sidecar/src/primitives/commitment.rs b/bolt-sidecar/src/primitives/commitment.rs index e89f5fde..83d57004 100644 --- a/bolt-sidecar/src/primitives/commitment.rs +++ b/bolt-sidecar/src/primitives/commitment.rs @@ -1,7 +1,7 @@ -use serde::{de, Deserialize, Deserializer, Serialize}; use std::str::FromStr; use alloy::primitives::{keccak256, Address, Signature, B256}; +use serde::{de, Deserialize, Deserializer, Serialize}; use crate::crypto::SignerECDSA; diff --git a/bolt-sidecar/src/signer/keystore.rs b/bolt-sidecar/src/signer/keystore.rs index e1975978..7db4805f 100644 --- a/bolt-sidecar/src/signer/keystore.rs +++ b/bolt-sidecar/src/signer/keystore.rs @@ -16,8 +16,8 @@ use ssz::Encode; use crate::{ builder::signature::compute_signing_root, + config::ChainConfig, crypto::bls::{cl_public_key_to_arr, BLSSig}, - ChainConfig, }; use super::SignerResult; @@ -199,7 +199,7 @@ mod tests { use blst::min_pk::SecretKey; use ethereum_consensus::crypto::PublicKey as BlsPublicKey; - use crate::{signer::local::LocalSigner, ChainConfig}; + use crate::{config::ChainConfig, signer::local::LocalSigner}; use super::KeystoreSigner; /// The str path of the root of the project diff --git a/bolt-sidecar/src/signer/local.rs b/bolt-sidecar/src/signer/local.rs index f7481b9d..93bfdee3 100644 --- a/bolt-sidecar/src/signer/local.rs +++ b/bolt-sidecar/src/signer/local.rs @@ -3,7 +3,7 @@ use std::fmt::Debug; use blst::{min_pk::Signature, BLST_ERROR}; use ethereum_consensus::{crypto::PublicKey as ClPublicKey, deneb::compute_signing_root}; -use crate::{crypto::bls::BLSSig, ChainConfig}; +use crate::{config::ChainConfig, crypto::bls::BLSSig}; pub use blst::min_pk::SecretKey; use super::SignerResult; diff --git a/bolt-sidecar/src/signer/mod.rs b/bolt-sidecar/src/signer/mod.rs index c9ae92a1..74c97569 100644 --- a/bolt-sidecar/src/signer/mod.rs +++ b/bolt-sidecar/src/signer/mod.rs @@ -2,14 +2,17 @@ use std::collections::HashSet; use ethereum_consensus::crypto::bls::PublicKey as BlsPublicKey; +/// Commit-Boost remote signer client wrapper. pub mod commit_boost; -use commit_boost::CommitBoostSigner; +pub use commit_boost::CommitBoostSigner; +/// EIP-2335 keystore signer implementation. pub mod keystore; -use keystore::KeystoreSigner; +pub use keystore::KeystoreSigner; +/// Local signer implementation. pub mod local; -use local::LocalSigner; +pub use local::LocalSigner; /// Error in the signer. #[derive(Debug, thiserror::Error)] diff --git a/bolt-sidecar/src/state/consensus.rs b/bolt-sidecar/src/state/consensus.rs index 3ba56860..25fcd2ac 100644 --- a/bolt-sidecar/src/state/consensus.rs +++ b/bolt-sidecar/src/state/consensus.rs @@ -10,9 +10,9 @@ use tracing::debug; use super::CommitmentDeadline; use crate::{ + client::BeaconClient, primitives::{CommitmentRequest, Slot}, telemetry::ApiMetrics, - BeaconClient, }; /// Consensus-related errors diff --git a/bolt-sidecar/src/state/execution.rs b/bolt-sidecar/src/state/execution.rs index 71d3fbc2..bca9b45d 100644 --- a/bolt-sidecar/src/state/execution.rs +++ b/bolt-sidecar/src/state/execution.rs @@ -167,9 +167,9 @@ pub struct ExecutionState { /// Other values used for validation. #[derive(Debug)] pub struct ValidationParams { - block_gas_limit: u64, - max_tx_input_bytes: usize, - max_init_code_byte_size: usize, + pub block_gas_limit: u64, + pub max_tx_input_bytes: usize, + pub max_init_code_byte_size: usize, } impl Default for ValidationParams { @@ -232,7 +232,6 @@ impl ExecutionState { ) -> Result<(), ValidationError> { let CommitmentRequest::Inclusion(req) = request; - let signer = req.signer().expect("Set signer"); req.recover_signers()?; let target_slot = req.slot; @@ -352,7 +351,7 @@ impl ExecutionState { return Err(ValidationError::SlotTooLow(highest_slot_for_account)); } - trace!(?signer, nonce_diff, %balance_diff, "Applying diffs to account state"); + trace!(nonce_diff, %balance_diff, "Applying diffs to account state"); let account_state = match self.account_state(sender).copied() { Some(account) => account, @@ -464,12 +463,12 @@ impl ExecutionState { if let Some(template) = self.remove_block_template(slot) { debug!(%slot, "Removed block template for slot"); let hashes = template.transaction_hashes(); - let receipts = self.client.get_receipts(&hashes).await?; + let receipts = self.client.get_receipts_unordered(&hashes).await?; let mut receipts_len = 0; for receipt in receipts.iter().flatten() { - // Calculate the total tip revenue for this transaction: (effective_gas_price - - // basefee) * gas_used + // Calculate the total tip revenue for this transaction: + // (effective_gas_price - basefee) * gas_used let tip_per_gas = receipt.effective_gas_price - self.basefee; let total_tip = tip_per_gas * receipt.gas_used; diff --git a/bolt-sidecar/src/state/fetcher.rs b/bolt-sidecar/src/state/fetcher.rs index a8d3c431..fc7fec75 100644 --- a/bolt-sidecar/src/state/fetcher.rs +++ b/bolt-sidecar/src/state/fetcher.rs @@ -1,7 +1,3 @@ -#![allow(missing_docs)] -#![allow(unused_variables)] -#![allow(missing_debug_implementations)] - use std::{collections::HashMap, time::Duration}; use alloy::{ @@ -15,7 +11,7 @@ use reqwest::Url; use reth_primitives::TxHash; use tracing::error; -use crate::{client::rpc::RpcClient, primitives::AccountState}; +use crate::{client::RpcClient, primitives::AccountState}; use super::execution::StateUpdate; @@ -28,29 +24,35 @@ const RETRY_BACKOFF_MS: u64 = 200; /// A trait for fetching state updates. #[async_trait::async_trait] pub trait StateFetcher { + /// Get the state updates for the specified addresses, at the specified block number. async fn get_state_update( &self, addresses: Vec<&Address>, head: Option, ) -> Result; + /// Get the head of the chain. async fn get_head(&self) -> Result; + /// Get the basefee of the latest block or the block at the specified number. async fn get_basefee(&self, block_number: Option) -> Result; + /// Get the blob basefee of the latest block or the block at the specified number. async fn get_blob_basefee(&self, block_number: Option) -> Result; + /// Get the account state for the specified address at the specified block number. async fn get_account_state( &self, address: &Address, block_number: Option, ) -> Result; + /// Get the chain ID. async fn get_chain_id(&self) -> Result; - /// Gets the receipts for the said list of transaction hashes. IMPORTANT: order is not - /// maintained! - async fn get_receipts( + /// Get the receipts for the said list of transaction hashes. + /// IMPORTANT: order is not maintained in the result. + async fn get_receipts_unordered( &self, hashes: &[TxHash], ) -> Result>, TransportError>; @@ -213,7 +215,7 @@ impl StateFetcher for StateClient { self.client.get_chain_id().await } - async fn get_receipts( + async fn get_receipts_unordered( &self, hashes: &[TxHash], ) -> Result>, TransportError> { diff --git a/bolt-sidecar/src/state/head_tracker.rs b/bolt-sidecar/src/state/head_tracker.rs index ff9c9ae1..4dbeab38 100644 --- a/bolt-sidecar/src/state/head_tracker.rs +++ b/bolt-sidecar/src/state/head_tracker.rs @@ -5,7 +5,7 @@ use std::time::Duration; use tokio::{sync::broadcast, task::AbortHandle, time::sleep}; use tracing::warn; -use crate::BeaconClient; +use crate::client::BeaconClient; /// The delay between retries when attempting to reconnect to the beacon client const RETRY_DELAY: Duration = Duration::from_secs(1); @@ -98,9 +98,7 @@ mod tests { use reqwest::Url; use tracing::warn; - use crate::{ - state::head_tracker::HeadTracker, test_util::try_get_beacon_api_url, BeaconClient, - }; + use crate::{client::BeaconClient, state::HeadTracker, test_util::try_get_beacon_api_url}; #[tokio::test] async fn test_fetch_next_beacon_head() -> eyre::Result<()> { diff --git a/bolt-sidecar/src/state/mod.rs b/bolt-sidecar/src/state/mod.rs index 6e0e20e6..5938ae6e 100644 --- a/bolt-sidecar/src/state/mod.rs +++ b/bolt-sidecar/src/state/mod.rs @@ -1,7 +1,3 @@ -//! The `state` module is responsible for keeping a local copy of relevant state that is needed -//! to simulate commitments against. It is updated on every block. It has both execution state and -//! consensus state. - use std::{ pin::Pin, task::{Context, Poll}, @@ -11,6 +7,7 @@ use std::{ use futures::{future::poll_fn, Future, FutureExt}; use tokio::time::Sleep; +/// Module to perform state validation. mod execution; pub use execution::{ExecutionState, ValidationError}; diff --git a/bolt-sidecar/src/test_util.rs b/bolt-sidecar/src/test_util.rs index 6eace374..f17626c0 100644 --- a/bolt-sidecar/src/test_util.rs +++ b/bolt-sidecar/src/test_util.rs @@ -21,13 +21,13 @@ use tracing::warn; use crate::{ common::{BlsSecretKeyWrapper, EcdsaSecretKeyWrapper, JwtSecretConfig}, + config::{ChainConfig, Opts}, crypto::{ecdsa::SignableECDSA, SignableBLS}, primitives::{ CommitmentRequest, ConstraintsMessage, DelegationMessage, FullTransaction, InclusionRequest, RevocationMessage, SignedConstraints, SignedDelegation, SignedRevocation, }, signer::local::LocalSigner, - ChainConfig, Opts, }; /// The URL of the test execution client HTTP API. From 9c35be396a66ddedc82ff86163afc6f970b82c1c Mon Sep 17 00:00:00 2001 From: nicolas <48695862+merklefruit@users.noreply.github.com> Date: Wed, 6 Nov 2024 23:14:56 +0100 Subject: [PATCH 2/2] chore: more docs + refactor --- bolt-sidecar/src/api/builder.rs | 8 ++++++++ bolt-sidecar/src/api/commitments/handlers.rs | 2 +- bolt-sidecar/src/api/commitments/server.rs | 4 ++-- bolt-sidecar/src/builder/mod.rs | 3 +++ bolt-sidecar/src/builder/template.rs | 3 --- bolt-sidecar/src/driver.rs | 17 ++++++++++------- bolt-sidecar/src/lib.rs | 10 ++-------- bolt-sidecar/src/signer/commit_boost.rs | 2 ++ bolt-sidecar/src/signer/keystore.rs | 9 +++++++-- bolt-sidecar/src/signer/local.rs | 8 ++++++-- bolt-sidecar/src/signer/mod.rs | 2 ++ 11 files changed, 43 insertions(+), 25 deletions(-) diff --git a/bolt-sidecar/src/api/builder.rs b/bolt-sidecar/src/api/builder.rs index 855776d0..e3302e1c 100644 --- a/bolt-sidecar/src/api/builder.rs +++ b/bolt-sidecar/src/api/builder.rs @@ -39,6 +39,7 @@ const GET_HEADER_WITH_PROOFS_TIMEOUT: Duration = Duration::from_millis(500); /// A proxy server for the builder API. /// Forwards all requests to the target after interception. +#[derive(Debug)] pub struct BuilderProxyServer { proxy_target: T, /// INVARIANT: This will be `Some` IFF we have signed a local header for the latest slot. @@ -47,7 +48,9 @@ pub struct BuilderProxyServer { payload_fetcher: P, } +/// Parameters for the get_header request. #[derive(Debug, Deserialize)] +#[allow(missing_docs)] pub struct GetHeaderParams { pub slot: u64, pub parent_hash: Hash32, @@ -60,6 +63,7 @@ where T: ConstraintsApi, P: PayloadFetcher + Send + Sync, { + /// Create a new builder proxy server. pub fn new(proxy_target: T, payload_fetcher: P) -> Self { Self { proxy_target, local_payload: Mutex::new(None), payload_fetcher } } @@ -164,6 +168,8 @@ where Ok(Json(versioned_bid)) } + /// Gets the payload. If we have a locally built payload, we return it. + /// Otherwise, we forward the request to the constraints client. pub async fn get_payload( State(server): State>>, req: Request, @@ -259,7 +265,9 @@ async fn index() -> Html<&'static str> { Html("Hello") } +/// Errors that can occur when checking the integrity of a locally built payload. #[derive(Error, Debug, Clone)] +#[allow(missing_docs)] pub enum LocalPayloadIntegrityError { #[error( "Locally built payload does not match signed header. diff --git a/bolt-sidecar/src/api/commitments/handlers.rs b/bolt-sidecar/src/api/commitments/handlers.rs index 0c2a58f9..d9dce6e0 100644 --- a/bolt-sidecar/src/api/commitments/handlers.rs +++ b/bolt-sidecar/src/api/commitments/handlers.rs @@ -12,7 +12,7 @@ use serde_json::Value; use tracing::{debug, error, info, instrument}; use crate::{ - commitments::headers::auth_from_headers, + api::commitments::headers::auth_from_headers, common::CARGO_PKG_VERSION, primitives::{commitment::SignatureError, InclusionRequest}, }; diff --git a/bolt-sidecar/src/api/commitments/server.rs b/bolt-sidecar/src/api/commitments/server.rs index c828a52b..db37656b 100644 --- a/bolt-sidecar/src/api/commitments/server.rs +++ b/bolt-sidecar/src/api/commitments/server.rs @@ -21,7 +21,7 @@ use tower_http::timeout::TimeoutLayer; use tracing::{error, info}; use crate::{ - commitments::handlers, + api::commitments::handlers, primitives::{ commitment::{InclusionCommitment, SignedCommitment}, CommitmentRequest, InclusionRequest, @@ -169,7 +169,7 @@ fn make_router(state: Arc) -> Router { #[cfg(test)] mod test { - use crate::commitments::{jsonrpc::JsonResponse, spec::SIGNATURE_HEADER}; + use crate::api::commitments::{jsonrpc::JsonResponse, spec::SIGNATURE_HEADER}; use alloy::signers::{k256::SecretKey, local::PrivateKeySigner}; use serde_json::json; diff --git a/bolt-sidecar/src/builder/mod.rs b/bolt-sidecar/src/builder/mod.rs index 955990d0..cd015178 100644 --- a/bolt-sidecar/src/builder/mod.rs +++ b/bolt-sidecar/src/builder/mod.rs @@ -16,6 +16,9 @@ use crate::{ /// Basic block template handler that can keep track of /// the local commitments according to protocol validity rules. +/// +/// The built template can be used as a fallback block in case of no valid +/// response from all relays. pub mod template; pub use template::BlockTemplate; diff --git a/bolt-sidecar/src/builder/template.rs b/bolt-sidecar/src/builder/template.rs index 5a2d02f2..24a7a0aa 100644 --- a/bolt-sidecar/src/builder/template.rs +++ b/bolt-sidecar/src/builder/template.rs @@ -1,6 +1,3 @@ -//! Package `template` contains the functionality for building local block templates that can -//! be used as a fallback. It's also used to keep any intermediary state that is needed to simulate -//! new commitment requests. use std::collections::HashMap; use alloy::primitives::{Address, U256}; diff --git a/bolt-sidecar/src/driver.rs b/bolt-sidecar/src/driver.rs index d66c6e32..9c0d78e2 100644 --- a/bolt-sidecar/src/driver.rs +++ b/bolt-sidecar/src/driver.rs @@ -11,13 +11,17 @@ use tokio::sync::mpsc; use tracing::{debug, error, info, warn}; use crate::{ + api::{ + builder::{start_builder_proxy_server, BuilderProxyConfig}, + commitments::{ + server::{CommitmentEvent, CommitmentsApiServer}, + spec::CommitmentError, + }, + spec::ConstraintsApi, + }, builder::payload_fetcher::LocalPayloadFetcher, chain_io::BoltManager, client::ConstraintsClient, - commitments::{ - server::{CommitmentEvent, CommitmentsApiServer}, - spec::CommitmentError, - }, common::retry_with_backoff, config::Opts, crypto::{SignableBLS, SignerECDSA}, @@ -25,11 +29,10 @@ use crate::{ read_signed_delegations_from_file, CommitmentRequest, ConstraintsMessage, FetchPayloadRequest, SignedConstraints, TransactionExt, }, - signer::{keystore::KeystoreSigner, local::LocalSigner}, - start_builder_proxy_server, + signer::{keystore::KeystoreSigner, local::LocalSigner, CommitBoostSigner, SignerBLS}, state::{fetcher::StateFetcher, ConsensusState, ExecutionState, HeadTracker, StateClient}, telemetry::ApiMetrics, - BuilderProxyConfig, CommitBoostSigner, ConstraintsApi, LocalBuilder, SignerBLS, + LocalBuilder, }; /// The driver for the sidecar, responsible for managing the main event loop. diff --git a/bolt-sidecar/src/lib.rs b/bolt-sidecar/src/lib.rs index f130d072..9782a349 100644 --- a/bolt-sidecar/src/lib.rs +++ b/bolt-sidecar/src/lib.rs @@ -4,12 +4,7 @@ #![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))] /// All APIs in use by the sidecar. -mod api; -pub use api::{ - builder::{start_builder_proxy_server, BuilderProxyConfig}, - commitments, - spec::{BuilderApi, ConstraintsApi}, -}; +pub mod api; /// Different client types for interacting with APIs mod client; @@ -45,8 +40,7 @@ pub mod primitives; pub mod state; /// The signers available to the sidecar -mod signer; -pub use signer::{CommitBoostSigner, SignerBLS}; +pub mod signer; /// Utilities and contracts wrappers for interacting with the Bolt registry pub mod chain_io; diff --git a/bolt-sidecar/src/signer/commit_boost.rs b/bolt-sidecar/src/signer/commit_boost.rs index f91a7c72..47b473ef 100644 --- a/bolt-sidecar/src/signer/commit_boost.rs +++ b/bolt-sidecar/src/signer/commit_boost.rs @@ -28,7 +28,9 @@ pub struct CommitBoostSigner { proxy_ecdsa: Arc>>, } +/// Error in the Commit-Boost signer. #[derive(Debug, Error)] +#[allow(missing_docs)] pub enum CommitBoostError { #[error("failed to sign constraint: {0}")] NoSignature(String), diff --git a/bolt-sidecar/src/signer/keystore.rs b/bolt-sidecar/src/signer/keystore.rs index 7db4805f..274c4fa1 100644 --- a/bolt-sidecar/src/signer/keystore.rs +++ b/bolt-sidecar/src/signer/keystore.rs @@ -1,5 +1,3 @@ -//! An ERC-2335 keystore signer. - use std::{ collections::HashSet, ffi::OsString, @@ -22,7 +20,9 @@ use crate::{ use super::SignerResult; +/// Error in the keystore signer. #[derive(Debug, thiserror::Error)] +#[allow(missing_docs)] pub enum KeystoreError { #[error("failed to read keystore directory: {0}")] ReadFromDirectory(#[from] std::io::Error), @@ -38,6 +38,8 @@ pub enum KeystoreError { SignatureLength(String, String), } +/// A signer that can sign messages with multiple keypairs loaded from +/// ERC-2335 keystores files. #[derive(Clone)] pub struct KeystoreSigner { keypairs: Vec, @@ -46,6 +48,7 @@ pub struct KeystoreSigner { impl KeystoreSigner { /// Creates a new `KeystoreSigner` from the keystore files in the `keys_path` directory. + /// The secret is expected to be the same password for all the keystore files. pub fn from_password( keys_path: &PathBuf, password: &[u8], @@ -67,6 +70,8 @@ impl KeystoreSigner { Ok(Self { keypairs, chain }) } + /// Creates a new `KeystoreSigner` from the keystore files in the `keys_path` directory. + /// The secret files are expected to be in the `secrets_path` directory. pub fn from_secrets_directory( keys_path: &PathBuf, secrets_path: &Path, diff --git a/bolt-sidecar/src/signer/local.rs b/bolt-sidecar/src/signer/local.rs index 93bfdee3..e812b456 100644 --- a/bolt-sidecar/src/signer/local.rs +++ b/bolt-sidecar/src/signer/local.rs @@ -1,17 +1,21 @@ use std::fmt::Debug; -use blst::{min_pk::Signature, BLST_ERROR}; +use blst::{ + min_pk::{SecretKey, Signature}, + BLST_ERROR, +}; use ethereum_consensus::{crypto::PublicKey as ClPublicKey, deneb::compute_signing_root}; use crate::{config::ChainConfig, crypto::bls::BLSSig}; -pub use blst::min_pk::SecretKey; use super::SignerResult; /// The BLS Domain Separator used in Ethereum 2.0. pub const BLS_DST_PREFIX: &[u8] = b"BLS_SIG_BLS12381G2_XMD:SHA-256_SSWU_RO_POP_"; +/// Error in the local signer. #[derive(Debug, thiserror::Error)] +#[allow(missing_docs)] pub enum LocalSignerError { #[error("failed to compute signing root: {0}")] SigningRootComputation(#[from] ethereum_consensus::error::Error), diff --git a/bolt-sidecar/src/signer/mod.rs b/bolt-sidecar/src/signer/mod.rs index 74c97569..5584addb 100644 --- a/bolt-sidecar/src/signer/mod.rs +++ b/bolt-sidecar/src/signer/mod.rs @@ -16,6 +16,7 @@ pub use local::LocalSigner; /// Error in the signer. #[derive(Debug, thiserror::Error)] +#[allow(missing_docs)] pub enum SignerError { #[error("local signer error: {0}")] LocalSigner(#[from] local::LocalSignerError), @@ -25,6 +26,7 @@ pub enum SignerError { Keystore(#[from] keystore::KeystoreError), } +/// Result type for the signer. pub type SignerResult = std::result::Result; /// Signer for BLS signatures.