feat: eth_simulateV1 support (#10829)

Co-authored-by: Matthias Seitz <matthias.seitz@outlook.de>

Cargo.toml

@@ -583,3 +583,31 @@ test-fuzz = "5"
 tikv-jemalloc-ctl = "0.6"
 tikv-jemallocator = "0.6"
 tracy-client = "0.17.3"
+
+#[patch.crates-io]
+#alloy-consensus = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-eips = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-genesis = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-json-rpc = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-network = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-node-bindings = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-provider = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-pubsub = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-client = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-admin = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-anvil = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-beacon = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-debug = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-engine = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-eth = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-mev = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-trace = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-rpc-types-txpool = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-serde = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-signer = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-signer-local = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-transport = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-transport-http = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-transport-ipc = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}
+#alloy-transport-ws = { git = "https://github.com/alloy-rs/alloy", rev = "8c499409"}

book/cli/reth/node.md

@@ -347,6 +347,11 @@ RPC:
 
           [default: 50000000]
 
+      --rpc.max-simulate-blocks <BLOCKS_COUNT>
+          Maximum number of blocks for `eth_simulateV1` call
+
+          [default: 256]
+
       --rpc.eth-proof-window <RPC_ETH_PROOF_WINDOW>
           The maximum proof window for historical proof generation. This value allows for generating historical proofs up to configured number of blocks from current tip (up to `tip - window`)
 

crates/node/core/src/args/rpc_server.rs

@@ -156,6 +156,14 @@ pub struct RpcServerArgs {
     )]
     pub rpc_gas_cap: u64,
 
+    /// Maximum number of blocks for `eth_simulateV1` call.
+    #[arg(
+        long = "rpc.max-simulate-blocks",
+        value_name = "BLOCKS_COUNT",
+        default_value_t = constants::DEFAULT_MAX_SIMULATE_BLOCKS
+    )]
+    pub rpc_max_simulate_blocks: u64,
+
     /// The maximum proof window for historical proof generation.
     /// This value allows for generating historical proofs up to
     /// configured number of blocks from current tip (up to `tip - window`).
@@ -300,6 +308,7 @@ impl Default for RpcServerArgs {
             rpc_max_blocks_per_filter: constants::DEFAULT_MAX_BLOCKS_PER_FILTER.into(),
             rpc_max_logs_per_response: (constants::DEFAULT_MAX_LOGS_PER_RESPONSE as u64).into(),
             rpc_gas_cap: constants::gas_oracle::RPC_DEFAULT_GAS_CAP,
+            rpc_max_simulate_blocks: constants::DEFAULT_MAX_SIMULATE_BLOCKS,
             rpc_eth_proof_window: constants::DEFAULT_ETH_PROOF_WINDOW,
             gas_price_oracle: GasPriceOracleArgs::default(),
             rpc_state_cache: RpcStateCacheArgs::default(),

crates/optimism/rpc/src/eth/call.rs

@@ -33,6 +33,11 @@ where
         self.inner.gas_cap()
     }
 
+    #[inline]
+    fn max_simulate_blocks(&self) -> u64 {
+        self.inner.max_simulate_blocks()
+    }
+
     #[inline]
     fn evm_config(&self) -> &impl ConfigureEvm<Header = Header> {
         self.inner.evm_config()

crates/optimism/rpc/src/eth/mod.rs

@@ -87,6 +87,7 @@ where
             ctx.cache.clone(),
             ctx.new_gas_price_oracle(),
             ctx.config.rpc_gas_cap,
+            ctx.config.rpc_max_simulate_blocks,
             ctx.config.eth_proof_window,
             blocking_task_pool,
             ctx.new_fee_history_cache(),

crates/rpc/rpc-builder/src/config.rs

@@ -95,6 +95,7 @@ impl RethRpcServerConfig for RpcServerArgs {
             .max_logs_per_response(self.rpc_max_logs_per_response.unwrap_or_max() as usize)
             .eth_proof_window(self.rpc_eth_proof_window)
             .rpc_gas_cap(self.rpc_gas_cap)
+            .rpc_max_simulate_blocks(self.rpc_max_simulate_blocks)
             .state_cache(self.state_cache_config())
             .gpo_config(self.gas_price_oracle_config())
             .proof_permits(self.rpc_proof_permits)

crates/rpc/rpc-eth-api/src/core.rs

@@ -9,7 +9,7 @@ use reth_primitives::{transaction::AccessListResult, BlockId, BlockNumberOrTag};
 use reth_rpc_server_types::{result::internal_rpc_err, ToRpcResult};
 use reth_rpc_types::{
     serde_helpers::JsonStorageKey,
-    simulate::{SimBlock, SimulatedBlock},
+    simulate::{SimulatePayload, SimulatedBlock},
     state::{EvmOverrides, StateOverride},
     AnyTransactionReceipt, BlockOverrides, Bundle, EIP1186AccountProofResponse, EthCallResponse,
     FeeHistory, Header, Index, StateContext, SyncStatus, TransactionRequest, Work,
@@ -211,9 +211,9 @@ pub trait EthApi<T: RpcObject, B: RpcObject, R: RpcObject> {
     #[method(name = "simulateV1")]
     async fn simulate_v1(
         &self,
-        opts: SimBlock,
+        opts: SimulatePayload,
         block_number: Option<BlockId>,
-    ) -> RpcResult<Vec<SimulatedBlock>>;
+    ) -> RpcResult<Vec<SimulatedBlock<B>>>;
 
     /// Executes a new message call immediately without creating a transaction on the block chain.
     #[method(name = "call")]
@@ -618,11 +618,11 @@ where
     /// Handler for: `eth_simulateV1`
     async fn simulate_v1(
         &self,
-        opts: SimBlock,
+        payload: SimulatePayload,
         block_number: Option<BlockId>,
-    ) -> RpcResult<Vec<SimulatedBlock>> {
+    ) -> RpcResult<Vec<SimulatedBlock<RpcBlock<T::NetworkTypes>>>> {
         trace!(target: "rpc::eth", ?block_number, "Serving eth_simulateV1");
-        Ok(EthCall::simulate_v1(self, opts, block_number).await?)
+        Ok(EthCall::simulate_v1(self, payload, block_number).await?)
     }
 
     /// Handler for: `eth_call`