feat: add support for debug_getBadBlock

crates/e2e-test-utils/src/node.rs

@@ -90,7 +90,11 @@ where
     where
         AddOns::EthApi: EthApiSpec<Provider: BlockReader<Block = BlockTy<Node::Types>>>
             + EthTransactions
-            + TraceExt,
+            + TraceExt
+            + reth_rpc_eth_api::RpcNodeCore<
+                Provider = Node::Provider,
+                Primitives = <Node::Types as NodeTypes>::Primitives,
+            >,
     {
         let mut chain = Vec::with_capacity(length as usize);
         for i in 0..length {

crates/e2e-test-utils/src/rpc.rs

@@ -9,7 +9,7 @@ use reth_provider::BlockReader;
 use reth_rpc_api::DebugApiServer;
 use reth_rpc_eth_api::{
     helpers::{EthApiSpec, EthTransactions, TraceExt},
-    EthApiTypes,
+    EthApiTypes, RpcNodeCore,
 };
 
 #[expect(missing_debug_implementations)]
@@ -22,7 +22,8 @@ where
     Node: FullNodeComponents<Types: NodeTypes<ChainSpec: EthereumHardforks>>,
     EthApi: EthApiSpec<Provider: BlockReader<Block = BlockTy<Node::Types>>>
         + EthTransactions
-        + TraceExt,
+        + TraceExt
+        + RpcNodeCore<Provider = Node::Provider, Primitives = <Node::Types as NodeTypes>::Primitives>,
 {
     /// Injects a raw transaction into the node tx pool via RPC server
     pub async fn inject_tx(&self, raw_tx: Bytes) -> Result<B256, EthApi::Error> {

crates/node/builder/src/rpc.rs

@@ -24,14 +24,15 @@ use reth_node_core::{
 };
 use reth_payload_builder::{PayloadBuilderHandle, PayloadStore};
 use reth_rpc::{
-    eth::{core::EthRpcConverterFor, DevSigner, EthApiTypes, FullEthApiServer},
+    eth::{core::EthRpcConverterFor, DevSigner, EthApiTypes, FullEthApiServer, RpcNodeCore},
     AdminApi,
 };
 use reth_rpc_api::{eth::helpers::EthTransactions, IntoEngineApiRpcModule};
 use reth_rpc_builder::{
     auth::{AuthRpcModule, AuthServerHandle},
     config::RethRpcServerConfig,
-    RpcModuleBuilder, RpcRegistryInner, RpcServerConfig, RpcServerHandle, TransportRpcModules,
+    RethRpcModule, RpcModuleBuilder, RpcRegistryInner, RpcServerConfig, RpcServerHandle,
+    TransportRpcModules,
 };
 use reth_rpc_engine_api::{capabilities::EngineCapabilities, EngineApi};
 use reth_rpc_eth_types::{cache::cache_new_blocks_task, EthConfig, EthStateCache};
@@ -1001,6 +1002,11 @@ where
 
         let auth_config = config.rpc.auth_server_config(jwt_secret)?;
         let module_config = config.rpc.transport_rpc_module_config();
+        // Only start collecting bad blocks if the debug_ endpoint installed
+        let debug_enabled =
+            module_config.http().is_some_and(|sel| sel.contains(&RethRpcModule::Debug)) ||
+                module_config.ws().is_some_and(|sel| sel.contains(&RethRpcModule::Debug)) ||
+                module_config.ipc().is_some_and(|sel| sel.contains(&RethRpcModule::Debug));
         debug!(target: "reth::cli", http=?module_config.http(), ws=?module_config.ws(), "Using RPC module config");
 
         let (mut modules, mut auth_module, registry) = RpcModuleBuilder::default()
@@ -1018,6 +1024,14 @@ where
             registry.eth_api().signers().write().extend(signers);
         }
 
+        // keep track of invalid blocks for `debug_getBadBlocks` only if debug RPC is enabled
+        if debug_enabled {
+            registry.debug_api().spawn_invalid_block_listener(
+                engine_events.new_listener(),
+                node.task_executor().clone(),
+            );
+        }
+
         let mut registry = RpcRegistry { registry };
         let ctx = RpcContext {
             node: node.clone(),
@@ -1189,6 +1203,7 @@ impl<'a, N: FullNodeComponents<Types: NodeTypes<ChainSpec: Hardforks + EthereumH
 pub trait EthApiBuilder<N: FullNodeComponents>: Default + Send + 'static {
     /// The Ethapi implementation this builder will build.
     type EthApi: EthApiTypes
+        + RpcNodeCore<Primitives = PrimitivesTy<N::Types>>
         + FullEthApiServer<Provider = N::Provider, Pool = N::Pool>
         + Unpin
         + 'static;

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

@@ -21,7 +21,7 @@ pub use receipt::{OpReceiptBuilder, OpReceiptFieldsBuilder};
 use reqwest::Url;
 use reth_chainspec::{EthereumHardforks, Hardforks};
 use reth_evm::ConfigureEvm;
-use reth_node_api::{FullNodeComponents, FullNodeTypes, HeaderTy, NodeTypes};
+use reth_node_api::{FullNodeComponents, FullNodeTypes, HeaderTy, NodeTypes, PrimitivesTy};
 use reth_node_builder::rpc::{EthApiBuilder, EthApiCtx};
 use reth_optimism_flashblocks::{
     FlashBlockBuildInfo, FlashBlockCompleteSequence, FlashBlockCompleteSequenceRx,
@@ -487,8 +487,8 @@ where
     >,
     NetworkT: RpcTypes,
     OpRpcConvert<N, NetworkT>: RpcConvert<Network = NetworkT>,
-    OpEthApi<N, OpRpcConvert<N, NetworkT>>:
-        FullEthApiServer<Provider = N::Provider, Pool = N::Pool>,
+    OpEthApi<N, OpRpcConvert<N, NetworkT>>: FullEthApiServer<Provider = N::Provider, Pool = N::Pool>
+        + RpcNodeCore<Primitives = PrimitivesTy<N::Types>>,
 {
     type EthApi = OpEthApi<N, OpRpcConvert<N, NetworkT>>;
 

crates/rpc/rpc-api/src/debug.rs

@@ -3,7 +3,7 @@ use alloy_genesis::ChainConfig;
 use alloy_json_rpc::RpcObject;
 use alloy_primitives::{Address, Bytes, B256};
 use alloy_rpc_types_debug::ExecutionWitness;
-use alloy_rpc_types_eth::{Block, Bundle, StateContext};
+use alloy_rpc_types_eth::{BadBlock, Bundle, StateContext};
 use alloy_rpc_types_trace::geth::{
     BlockTraceResult, GethDebugTracingCallOptions, GethDebugTracingOptions, GethTrace, TraceResult,
 };
@@ -38,7 +38,7 @@ pub trait DebugApi<TxReq: RpcObject> {
 
     /// Returns an array of recent bad blocks that the client has seen on the network.
     #[method(name = "getBadBlocks")]
-    async fn bad_blocks(&self) -> RpcResult<Vec<Block>>;
+    async fn bad_blocks(&self) -> RpcResult<Vec<BadBlock>>;
 
     /// Returns the structured logs created during the execution of EVM between two blocks
     /// (excluding start) as a JSON object.

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

@@ -36,8 +36,8 @@ use reth_evm::ConfigureEvm;
 use reth_network_api::{noop::NoopNetwork, NetworkInfo, Peers};
 use reth_primitives_traits::{NodePrimitives, TxTy};
 use reth_rpc::{
-    AdminApi, DebugApi, EngineEthApi, EthApi, EthApiBuilder, EthBundle, MinerApi, NetApi,
-    OtterscanApi, RPCApi, RethApi, TraceApi, TxPoolApi, ValidationApiConfig, Web3Api,
+    AdminApi, BadBlockStore, DebugApi, EngineEthApi, EthApi, EthApiBuilder, EthBundle, MinerApi,
+    NetApi, OtterscanApi, RPCApi, RethApi, TraceApi, TxPoolApi, ValidationApiConfig, Web3Api,
 };
 use reth_rpc_api::servers::*;
 use reth_rpc_eth_api::{
@@ -52,8 +52,7 @@ use reth_rpc_eth_api::{
 use reth_rpc_eth_types::{receipt::EthReceiptConverter, EthConfig, EthSubscriptionIdProvider};
 use reth_rpc_layer::{AuthLayer, Claims, CompressionLayer, JwtAuthValidator, JwtSecret};
 use reth_storage_api::{
-    AccountReader, BlockReader, ChangeSetReader, FullRpcProvider, ProviderBlock,
-    StateProviderFactory,
+    AccountReader, BlockReader, ChangeSetReader, FullRpcProvider, StateProviderFactory,
 };
 use reth_tasks::{pool::BlockingTaskGuard, TaskSpawner, TokioTaskExecutor};
 use reth_transaction_pool::{noop::NoopTransactionPool, TransactionPool};
@@ -332,7 +331,8 @@ where
         RpcRegistryInner<Provider, Pool, Network, EthApi, EvmConfig, Consensus>,
     )
     where
-        EthApi: FullEthApiServer<Provider = Provider, Pool = Pool>,
+        EthApi: FullEthApiServer<Provider = Provider, Pool = Pool>
+            + RpcNodeCore<Provider = Provider, Primitives = N>,
     {
         let Self { provider, pool, network, executor, consensus, evm_config, .. } = self;
 
@@ -359,7 +359,7 @@ where
         eth: EthApi,
     ) -> RpcRegistryInner<Provider, Pool, Network, EthApi, EvmConfig, Consensus>
     where
-        EthApi: EthApiTypes + 'static,
+        EthApi: EthApiTypes + RpcNodeCore<Provider = Provider, Primitives = N> + 'static,
     {
         let Self { provider, pool, network, executor, consensus, evm_config, .. } = self;
         RpcRegistryInner::new(provider, pool, network, executor, consensus, config, evm_config, eth)
@@ -373,7 +373,8 @@ where
         eth: EthApi,
     ) -> TransportRpcModules<()>
     where
-        EthApi: FullEthApiServer<Provider = Provider, Pool = Pool>,
+        EthApi: FullEthApiServer<Provider = Provider, Pool = Pool>
+            + RpcNodeCore<Provider = Provider, Primitives = N>,
     {
         let mut modules = TransportRpcModules::default();
 
@@ -511,6 +512,8 @@ pub struct RpcRegistryInner<
     modules: HashMap<RethRpcModule, Methods>,
     /// eth config settings
     eth_config: EthConfig,
+    /// Recent bad blocks observed by the node.
+    bad_block_store: BadBlockStore<Provider::Block>,
 }
 
 // === impl RpcRegistryInner ===
@@ -527,7 +530,7 @@ where
         + 'static,
     Pool: Send + Sync + Clone + 'static,
     Network: Clone + 'static,
-    EthApi: EthApiTypes + 'static,
+    EthApi: EthApiTypes + RpcNodeCore<Provider = Provider, Primitives = N> + 'static,
     EvmConfig: ConfigureEvm<Primitives = N>,
 {
     /// Creates a new, empty instance.
@@ -560,6 +563,7 @@ where
             blocking_pool_guard,
             eth_config: config.eth,
             evm_config,
+            bad_block_store: BadBlockStore::default(),
         }
     }
 }
@@ -595,6 +599,11 @@ where
         &self.provider
     }
 
+    /// Returns the bad block store.
+    pub const fn bad_block_store(&self) -> &BadBlockStore<Provider::Block> {
+        &self.bad_block_store
+    }
+
     /// Returns all installed methods
     pub fn methods(&self) -> Vec<Methods> {
         self.modules.values().cloned().collect()
@@ -706,8 +715,10 @@ where
     /// If called outside of the tokio runtime. See also [`Self::eth_api`]
     pub fn register_debug(&mut self) -> &mut Self
     where
-        EthApi: EthApiSpec + EthTransactions + TraceExt,
-        EvmConfig::Primitives: NodePrimitives<Block = ProviderBlock<EthApi::Provider>>,
+        EthApi: EthApiSpec
+            + EthTransactions
+            + TraceExt
+            + RpcNodeCore<Provider = Provider, Primitives = N>,
     {
         let debug_api = self.debug_api();
         self.modules.insert(RethRpcModule::Debug, debug_api.into_rpc().into());
@@ -814,8 +825,15 @@ where
     /// # Panics
     ///
     /// If called outside of the tokio runtime. See also [`Self::eth_api`]
-    pub fn debug_api(&self) -> DebugApi<EthApi> {
-        DebugApi::new(self.eth_api().clone(), self.blocking_pool_guard.clone())
+    pub fn debug_api(&self) -> DebugApi<EthApi>
+    where
+        EthApi: EthApiTypes + RpcNodeCore<Provider = Provider, Primitives = N>,
+    {
+        DebugApi::new(
+            self.eth_api().clone(),
+            self.blocking_pool_guard.clone(),
+            self.bad_block_store.clone(),
+        )
     }
 
     /// Instantiates `NetApi`
@@ -847,7 +865,7 @@ where
         + ChangeSetReader,
     Pool: TransactionPool + Clone + 'static,
     Network: NetworkInfo + Peers + Clone + 'static,
-    EthApi: FullEthApiServer,
+    EthApi: FullEthApiServer + RpcNodeCore<Provider = Provider, Primitives = N>,
     EvmConfig: ConfigureEvm<Primitives = N> + 'static,
     Consensus: FullConsensus<N, Error = ConsensusError> + Clone + 'static,
 {
@@ -933,11 +951,13 @@ where
                         )
                         .into_rpc()
                         .into(),
-                        RethRpcModule::Debug => {
-                            DebugApi::new(eth_api.clone(), self.blocking_pool_guard.clone())
-                                .into_rpc()
-                                .into()
-                        }
+                        RethRpcModule::Debug => DebugApi::new(
+                            eth_api.clone(),
+                            self.blocking_pool_guard.clone(),
+                            self.bad_block_store.clone(),
+                        )
+                        .into_rpc()
+                        .into(),
                         RethRpcModule::Eth => {
                             // merge all eth handlers
                             let mut module = eth_api.clone().into_rpc();

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

@@ -28,7 +28,6 @@ pub trait EthApiTypes: Send + Sync + Clone {
     type NetworkTypes: RpcTypes;
     /// Conversion methods for transaction RPC type.
     type RpcConvert: RpcConvert<Network = Self::NetworkTypes>;
-
     /// Returns reference to transaction response builder.
     fn converter(&self) -> &Self::RpcConvert;
 }