Allow higher provider gas limit than block gas limit

Operators can set a higher provider gas limit for eth_call and eth_estimateGas and meter usage themselves.

Author: philipglazman

monad-ethcall/src/lib.rs

@@ -20,7 +20,7 @@ use std::{
     sync::Arc,
 };
 
-use alloy_consensus::{Header, Transaction as _, TxEnvelope};
+use alloy_consensus::{Header, TxEnvelope};
 use alloy_eips::eip2718::Encodable2718;
 use alloy_primitives::{Address, Bytes, B256, U256, U64};
 use alloy_rlp::Encodable;
@@ -198,15 +198,6 @@ pub async fn eth_call(
     tracer: MonadTracer,
     gas_specified: bool,
 ) -> CallResult {
-    // upper bound gas limit of transaction to block gas limit to prevent abuse of eth_call
-    if transaction.gas_limit() > block_header.gas_limit {
-        return CallResult::Failure(FailureCallResult {
-            error_code: EthCallResult::OtherError,
-            message: "gas limit too high".into(),
-            data: None,
-        });
-    }
-
     let mut rlp_encoded_tx = vec![];
     transaction.encode_2718(&mut rlp_encoded_tx);
 

monad-rpc/src/handlers/eth/call.rs

@@ -673,7 +673,6 @@ async fn prepare_eth_call<T: Triedb + TriedbPath>(
         .tx()
         .gas
         .unwrap_or(U256::from(header.header.gas_limit));
-    let eth_call_provider_gas_limit = eth_call_provider_gas_limit.min(header.header.gas_limit);
     fill_gas_params(
         triedb_env,
         block_key,

monad-rpc/src/handlers/eth/gas.rs

@@ -280,7 +280,6 @@ pub async fn monad_eth_estimateGas<T: Triedb>(
     };
 
     let gas_specified = params.tx.gas.is_some();
-    let provider_gas_limit = provider_gas_limit.min(header.header.gas_limit);
     let original_tx_gas = params.tx.gas.unwrap_or(U256::from(header.header.gas_limit));
     fill_gas_params(
         triedb_env,