Fusaka

Cargo.toml

@@ -49,94 +49,75 @@ codegen-units = 1
 incremental = false
 
 [workspace.dependencies]
-reth = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-chain-state = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-cli-util = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-db = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-db-common = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-errors = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-payload-builder = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-node-api = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-node-ethereum = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-trie = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-trie-parallel = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-basic-payload-builder = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-node-core = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-primitives = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-primitives-traits = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-provider = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8", features = [
+reth = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-chain-state = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-cli-util = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-db = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-db-common = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-errors = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-payload-builder = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-node-api = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-node-ethereum = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-trie = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-trie-parallel = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-basic-payload-builder = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-node-core = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-primitives = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-ethereum-primitives = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-primitives-traits = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-provider = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01", features = [
     "test-utils",
 ] }
-reth-chainspec = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-evm = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-evm-ethereum = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-execution-errors = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-exex = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-metrics = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-trie-db = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-payload-primitives = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-transaction-pool = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-execution-types = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-revm = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-payload-builder-primitives = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-payload-util = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-rpc-layer = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-testing-utils = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
+reth-chainspec = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-evm = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-evm-ethereum = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-execution-errors = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-exex = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-metrics = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-trie-db = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-payload-primitives = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-transaction-pool = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-execution-types = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-revm = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-payload-builder-primitives = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-payload-util = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-rpc-layer = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-testing-utils = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
+reth-storage-api = { git = "https://github.com/paradigmxyz/reth", rev = "0b316160a9915ac80c4ae867f69e304aca85ec01" }
 
-# reth optimism
-reth-optimism-primitives = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-consensus = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-cli = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-forks = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-evm = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-node = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-payload-builder = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-chainspec = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-reth-optimism-txpool = { git = "https://github.com/paradigmxyz/reth", tag = "v1.4.8" }
-
-# compatible with reth v1.4.8 dependencies
-revm = { version = "24.0.1", features = [
+# compatible with reth 0b316160a9915ac80c4ae867f69e304aca85ec01 dependencies
+revm = { version = "29.0.0", features = [
     "std",
     "secp256k1",
     "optional_balance_check",
 ], default-features = false }
-revm-inspectors = { version = "0.23.0", default-features = false }
-op-revm = { version = "5.0.0", default-features = false }
+revm-inspectors = { version = "0.29.0", default-features = false }
 
 ethereum_ssz_derive = "0.9.0"
 ethereum_ssz = "0.9.0"
 
-alloy-primitives = { version = "1.1.0", default-features = false, features = ["getrandom"] }
+alloy-primitives = { version = "1.3.1", default-features = false, features = ["getrandom"] }
 alloy-rlp = "0.3.10"
-alloy-chains = "0.2.0"
-alloy-evm = { version = "0.10", default-features = false }
-alloy-provider = { version = "1.0.9", features = ["ipc", "pubsub", "ws"] }
-alloy-pubsub = { version = "1.0.9" }
-alloy-eips = { version = "1.0.9" }
-alloy-rpc-types = { version = "1.0.9" }
-alloy-json-rpc = { version = "1.0.9" }
-alloy-transport-http = { version = "1.0.9" }
-alloy-network = { version = "1.0.9" }
-alloy-network-primitives = { version = "1.0.9" }
-alloy-transport = { version = "1.0.9" }
-alloy-node-bindings = { version = "1.0.9" }
-alloy-consensus = { version = "1.0.9", features = ["kzg"] }
-alloy-serde = { version = "1.0.9" }
-alloy-rpc-types-beacon = { version = "1.0.9", features = ["ssz"] }
-alloy-rpc-types-engine = { version = "1.0.9", features = ["ssz"] }
-alloy-rpc-types-eth = { version = "1.0.9" }
-alloy-signer-local = { version = "1.0.9" }
-alloy-rpc-client = { version = "1.0.9" }
-alloy-genesis = { version = "1.0.9" }
-alloy-trie = { version = "0.8.1" }
-
-# optimism
-alloy-op-evm = { version = "0.5.0", default-features = false }
-op-alloy-rpc-types = { version = "0.14.1", default-features = false }
-op-alloy-rpc-types-engine = { version = "0.14.1", default-features = false }
-op-alloy-rpc-jsonrpsee = { version = "0.14.1", default-features = false }
-op-alloy-network = { version = "0.14.1", default-features = false }
-op-alloy-consensus = { version = "0.14.1", default-features = false }
+alloy-chains = "0.2.5"
+alloy-evm = { version = "0.20.1", default-features = false }
+alloy-provider = { version = "1.0.27", features = ["ipc", "pubsub", "ws"] }
+alloy-pubsub = { version = "1.0.27" }
+alloy-eips = { version = "1.0.27" }
+alloy-rpc-types = { version = "1.0.27" }
+alloy-json-rpc = { version = "1.0.27" }
+alloy-transport-http = { version = "1.0.27" }
+alloy-network = { version = "1.0.27" }
+alloy-network-primitives = { version = "1.0.27" }
+alloy-transport = { version = "1.0.27" }
+alloy-node-bindings = { version = "1.0.27" }
+alloy-consensus = { version = "1.0.27", features = ["kzg"] }
+alloy-serde = { version = "1.0.27" }
+alloy-rpc-types-beacon = { version = "1.0.27", features = ["ssz"] }
+alloy-rpc-types-engine = { version = "1.0.27", features = ["ssz"] }
+alloy-rpc-types-eth = { version = "1.0.27" }
+alloy-signer-local = { version = "1.0.27" }
+alloy-rpc-client = { version = "1.0.27" }
+alloy-genesis = { version = "1.0.27" }
 
 async-trait = { version = "0.1.83" }
 clap = { version = "4.4.3", features = ["derive", "env"] }

Dockerfile

@@ -9,7 +9,7 @@
 ARG FEATURES
 ARG RBUILDER_BIN="rbuilder"
 
-FROM rust:1.86 AS base
+FROM rust:1.88 AS base
 ARG TARGETPLATFORM
 
 RUN apt-get update \

crates/bid-scraper/src/best_bid_ws_connector.rs

@@ -60,7 +60,7 @@ impl<BestBidValueSinkType: BestBidValueSink> BestBidWSConnector<BestBidValueSink
         let mut connection_request = url.into_client_request()?;
         connection_request
             .headers_mut()
-            .insert("Authorization", format!("Basic {}", basic_auth).parse()?);
+            .insert("Authorization", format!("Basic {basic_auth}").parse()?);
 
         Ok(Self {
             connection_request,

crates/bid-scraper/src/bids_publisher.rs

@@ -157,8 +157,7 @@ impl BidsPublisherService {
         debug!("Getting bids for relay {relay_name}");
         let block_number = self.inner().last_block_number + 1;
         let url = format!(
-            "{}/relay/v1/data/bidtraces/builder_blocks_received?block_number={}&order_by=-value",
-            relay_endpoint, block_number
+            "{relay_endpoint}/relay/v1/data/bidtraces/builder_blocks_received?block_number={block_number}&order_by=-value",
         );
         // By default it's ordered by slot (so, no effect). So we order by decreasing value
         // instead, it's more interesting to us.

crates/bid-scraper/src/headers_publisher.rs

@@ -206,8 +206,7 @@ impl HeadersPublisherService {
         // instead, it's more interesting to us.
         let response = client
             .get(format!(
-                "{}/eth/v1/builder/header/{next_slot}/{last_block_hash}/{next_validator_pubkey}",
-                relay_endpoint,
+                "{relay_endpoint}/eth/v1/builder/header/{next_slot}/{last_block_hash}/{next_validator_pubkey}",
             ))
             .send()
             .await?;

crates/eth-sparse-mpt/Cargo.toml

@@ -16,6 +16,8 @@ serde_with = "3.9.0"
 rustc-hash = "2.0.0"
 rayon = "1.10.0"
 smallvec = "1.13.2"
+alloy-trie = { version = "0.8.1", default-features = false }
+nybbles = { version = "0.3.3" }
 
 tracing.workspace = true
 
@@ -32,7 +34,6 @@ revm.workspace = true
 # alloy
 alloy-primitives.workspace = true
 alloy-rlp.workspace = true
-alloy-trie.workspace = true
 
 # other
 parking_lot.workspace = true

crates/eth-sparse-mpt/benches/trie_do_bench.rs

@@ -7,7 +7,7 @@ use eth_sparse_mpt::{
     v1::sparse_mpt::{DiffTrie, FixedTrie},
     v2::trie::{proof_store::ProofStore, Trie},
 };
-use reth_trie::Nibbles;
+use nybbles::Nibbles;
 
 fn prepare_key_value_data(n: usize) -> (Vec<Bytes>, Vec<Bytes>) {
     let mut keys = Vec::with_capacity(n);

crates/eth-sparse-mpt/src/lib.rs

@@ -9,10 +9,8 @@
 use std::sync::Arc;
 
 use alloy_primitives::{Address, B256};
-
 use reth_provider::{
     providers::ConsistentDbView, BlockReader, DatabaseProviderFactory, ExecutionOutcome,
-    StateCommitmentProvider,
 };
 
 #[cfg(any(test, feature = "benchmark-utils"))]
@@ -49,7 +47,7 @@ impl RootHashThreadPool {
     pub fn try_new(threads: usize) -> Result<RootHashThreadPool, rayon::ThreadPoolBuildError> {
         let rayon_pool = rayon::ThreadPoolBuilder::new()
             .num_threads(threads)
-            .thread_name(|idx| format!("sparse_mpt:{}", idx))
+            .thread_name(|idx| format!("sparse_mpt:{idx}"))
             .build()?;
         Ok(RootHashThreadPool {
             rayon_pool: Arc::new(rayon_pool),
@@ -100,7 +98,6 @@ pub fn prefetch_tries_for_accounts<'a, Provider>(
 ) -> Result<SparseTrieMetrics, SparseTrieError>
 where
     Provider: DatabaseProviderFactory<Provider: BlockReader> + Send + Sync,
-    Provider: StateCommitmentProvider,
 {
     match version {
         ETHSpareMPTVersion::V1 => {
@@ -151,7 +148,6 @@ pub fn calculate_root_hash_with_sparse_trie<Provider>(
 ) -> (Result<B256, SparseTrieError>, SparseTrieMetrics)
 where
     Provider: DatabaseProviderFactory<Provider: BlockReader> + Send + Sync,
-    Provider: StateCommitmentProvider,
 {
     if let Some(thread_pool) = thread_pool {
         thread_pool.rayon_pool.install(|| {
@@ -183,7 +179,6 @@ pub fn calculate_root_hash_with_sparse_trie_internal<Provider>(
 ) -> (Result<B256, SparseTrieError>, SparseTrieMetrics)
 where
     Provider: DatabaseProviderFactory<Provider: BlockReader> + Send + Sync,
-    Provider: StateCommitmentProvider,
 {
     match version {
         ETHSpareMPTVersion::V1 => {

crates/eth-sparse-mpt/src/utils.rs

@@ -2,10 +2,8 @@ use std::hash::{Hash, Hasher};
 
 use alloy_primitives::{keccak256, Bytes};
 use alloy_rlp::{length_of_length, BufMut, Encodable, Header, EMPTY_STRING_CODE};
-use alloy_trie::{
-    nodes::{ExtensionNodeRef, LeafNodeRef},
-    Nibbles,
-};
+use alloy_trie::nodes::{ExtensionNodeRef, LeafNodeRef};
+use nybbles::Nibbles;
 use reth_trie::RlpNode;
 use rustc_hash::{FxBuildHasher, FxHasher};
 
@@ -138,3 +136,16 @@ fn mismatch_chunks<const N: usize>(xs: &[u8], ys: &[u8]) -> usize {
         .take_while(|(x, y)| x == y)
         .count()
 }
+
+// rbuilder uses nybbles v3.3.0 and reth_trie uses nybbles v4.3.0. This is a temporary fix to convert between the two.
+// We can remove the below methods once rbuilder has been upgraded to nybbles v4.3.0.
+// nybbles v4.3.0 has a breaking change (byte array with 1 byte per nybble vs U256 packed data + length) in the API which breaks a lot of parts of the eth sparse trie code.
+#[inline]
+pub fn convert_reth_nybbles_to_nibbles(n: reth_trie::Nibbles) -> Nibbles {
+    Nibbles::from_nibbles(n.to_vec())
+}
+
+#[inline]
+pub fn convert_nibbles_to_reth_nybbles(n: Nibbles) -> reth_trie::Nibbles {
+    reth_trie::Nibbles::from_nibbles(n.as_slice())
+}

crates/eth-sparse-mpt/src/v1/reth_sparse_trie/hash.rs

@@ -55,6 +55,7 @@ pub enum RootHashError {
 }
 
 impl EthSparseTries {
+    #[allow(clippy::result_large_err)]
     pub fn calculate_root_hash(
         &mut self,
         changes: ETHTrieChangeSet,
@@ -112,6 +113,7 @@ impl EthSparseTries {
         }
     }
 
+    #[allow(clippy::result_large_err)]
     fn calculate_account_hashes_seq(
         &mut self,
         changes: &ETHTrieChangeSet,
@@ -140,6 +142,7 @@ impl EthSparseTries {
         Ok(account_hashes)
     }
 
+    #[allow(clippy::result_large_err)]
     fn calculate_account_hashes_parallel(
         &mut self,
         changes: &ETHTrieChangeSet,
@@ -172,6 +175,7 @@ impl EthSparseTries {
     }
 }
 
+#[allow(clippy::result_large_err)]
 fn hash_storage_trie(
     storage_trie: &mut DiffTrie,
     account: &Bytes,

crates/eth-sparse-mpt/src/v1/reth_sparse_trie/mod.rs

@@ -3,7 +3,6 @@ use change_set::{prepare_change_set, prepare_change_set_for_prefetch};
 use hash::RootHashError;
 use reth_provider::{
     providers::ConsistentDbView, BlockReader, DatabaseProviderFactory, ExecutionOutcome,
-    StateCommitmentProvider,
 };
 use std::time::{Duration, Instant};
 
@@ -58,14 +57,14 @@ impl SparseTrieError {
 }
 
 /// Prefetches data
+#[allow(clippy::result_large_err)]
 pub fn prefetch_tries_for_accounts<'a, Provider>(
     consistent_db_view: ConsistentDbView<Provider>,
     shared_cache: SparseTrieSharedCache,
     changed_data: impl Iterator<Item = &'a ChangedAccountData>,
 ) -> Result<SparseTrieMetrics, SparseTrieError>
 where
     Provider: DatabaseProviderFactory<Provider: BlockReader> + Send + Sync,
-    Provider: StateCommitmentProvider,
 {
     let mut metrics = SparseTrieMetrics::default();
 
@@ -111,7 +110,6 @@ pub fn calculate_root_hash_with_sparse_trie<Provider>(
 ) -> (Result<B256, SparseTrieError>, SparseTrieMetrics)
 where
     Provider: DatabaseProviderFactory<Provider: BlockReader> + Send + Sync,
-    Provider: StateCommitmentProvider,
 {
     let mut metrics = SparseTrieMetrics::default();
 

crates/eth-sparse-mpt/src/v1/reth_sparse_trie/shared_cache.rs

@@ -7,7 +7,7 @@ use crate::{
 };
 use alloy_primitives::Bytes;
 use alloy_primitives::B256;
-use alloy_trie::Nibbles;
+use nybbles::Nibbles;
 
 /// SparseTrieSharedCache is a storage for fetched parts of the ethereum tries
 /// It should be created once for each parent block and can be shared with a different threads.