Integrate Config into admin_nodeInfo response

crates/net/network-api/src/noop.rs

@@ -35,6 +35,7 @@ impl NetworkInfo for NoopNetwork {
                 head: Default::default(),
                 network: 1,
                 genesis: Default::default(),
+                config: Default::default(),
             },
         })
     }

crates/net/network/src/manager.rs

@@ -359,6 +359,7 @@ where
                 head: status.blockhash,
                 network: status.chain.id(),
                 genesis: status.genesis,
+                config: Default::default(),
             },
         }
     }

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

@@ -154,36 +154,22 @@
 #![cfg_attr(not(test), warn(unused_crate_dependencies))]
 #![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]
 
-use std::{
-    collections::{HashMap, HashSet},
-    fmt,
-    net::{Ipv4Addr, SocketAddr, SocketAddrV4},
-    str::FromStr,
-    time::{Duration, SystemTime, UNIX_EPOCH},
+use crate::{
+    auth::AuthRpcModule, error::WsHttpSamePortError, metrics::RpcServerMetrics,
+    RpcModuleSelection::Selection,
 };
-
+use constants::*;
+use error::{RpcError, ServerKind};
 use hyper::{header::AUTHORIZATION, HeaderMap};
 pub use jsonrpsee::server::ServerBuilder;
 use jsonrpsee::{
     server::{IdProvider, Server, ServerHandle},
     Methods, RpcModule,
 };
-use reth_node_api::{ConfigureEvmEnv, EngineTypes};
-use serde::{Deserialize, Serialize, Serializer};
-use strum::{AsRefStr, EnumIter, IntoStaticStr, ParseError, VariantArray, VariantNames};
-use tower::layer::util::{Identity, Stack};
-use tower_http::cors::CorsLayer;
-use tracing::{instrument, trace};
-
-use crate::{
-    auth::AuthRpcModule, error::WsHttpSamePortError, metrics::RpcServerMetrics,
-    RpcModuleSelection::Selection,
-};
-use constants::*;
-use error::{RpcError, ServerKind};
 use reth_ipc::server::IpcServer;
 pub use reth_ipc::server::{Builder as IpcServerBuilder, Endpoint};
 use reth_network_api::{noop::NoopNetwork, NetworkInfo, Peers};
+use reth_node_api::{ConfigureEvmEnv, EngineTypes};
 use reth_provider::{
     AccountReader, BlockReader, BlockReaderIdExt, CanonStateSubscriptions, ChainSpecProvider,
     ChangeSetReader, EvmEnvProvider, StateProviderFactory,
@@ -205,6 +191,19 @@ use reth_tasks::{
     TaskSpawner, TokioTaskExecutor,
 };
 use reth_transaction_pool::{noop::NoopTransactionPool, TransactionPool};
+use serde::{Deserialize, Serialize, Serializer};
+use std::{
+    collections::{HashMap, HashSet},
+    fmt,
+    net::{Ipv4Addr, SocketAddr, SocketAddrV4},
+    str::FromStr,
+    time::{Duration, SystemTime, UNIX_EPOCH},
+};
+use strum::{AsRefStr, EnumIter, IntoStaticStr, ParseError, VariantArray, VariantNames};
+use tower::layer::util::{Identity, Stack};
+use tower_http::cors::CorsLayer;
+use tracing::{instrument, trace};
+
 // re-export for convenience
 pub use crate::eth::{EthConfig, EthHandlers};
 
@@ -1015,14 +1014,14 @@ impl<Provider, Pool, Network, Tasks, Events, EvmConfig>
     }
 }
 
-impl<Provider, Pool, Network, Tasks, Events, EvmConfig>
+impl<Provider: ChainSpecProvider, Pool, Network, Tasks, Events, EvmConfig>
     RethModuleRegistry<Provider, Pool, Network, Tasks, Events, EvmConfig>
 where
     Network: NetworkInfo + Peers + Clone + 'static,
 {
     /// Instantiates AdminApi
     pub fn admin_api(&mut self) -> AdminApi<Network> {
-        AdminApi::new(self.network.clone())
+        AdminApi::new(self.network.clone(), (*self.provider.chain_spec()).clone())
     }
 
     /// Instantiates Web3Api
@@ -1202,9 +1201,12 @@ where
                 self.modules
                     .entry(namespace)
                     .or_insert_with(|| match namespace {
-                        RethRpcModule::Admin => {
-                            AdminApi::new(self.network.clone()).into_rpc().into()
-                        }
+                        RethRpcModule::Admin => AdminApi::new(
+                            self.network.clone(),
+                            (*self.provider.chain_spec()).clone(),
+                        )
+                        .into_rpc()
+                        .into(),
                         RethRpcModule::Debug => DebugApi::new(
                             self.provider.clone(),
                             eth_api.clone(),

crates/rpc/rpc-types/Cargo.toml

@@ -20,6 +20,7 @@ alloy-rpc-trace-types.workspace = true
 alloy-rpc-engine-types = { workspace = true, features = ["jsonrpsee-types"] }
 ethereum_ssz_derive = { version = "0.5", optional = true }
 ethereum_ssz = { version = "0.5", optional = true }
+alloy-genesis.workspace = true
 
 # misc
 thiserror.workspace = true

crates/rpc/rpc-types/src/admin.rs

@@ -1,4 +1,5 @@
 use crate::{NodeRecord, PeerId};
+use alloy_genesis::ChainConfig;
 use alloy_primitives::{B256, U256};
 use serde::{Deserialize, Serialize};
 use std::{
@@ -32,15 +33,18 @@ pub struct NodeInfo {
 
 impl NodeInfo {
     /// Creates a new instance of `NodeInfo`.
-    pub fn new(enr: NodeRecord, status: NetworkStatus) -> NodeInfo {
+    pub fn new(enr: NodeRecord, status: NetworkStatus, config: ChainConfig) -> NodeInfo {
         NodeInfo {
             enode: enr,
             id: enr.id,
             ip: enr.address,
             listen_addr: enr.tcp_addr(),
             ports: Ports { discovery: enr.udp_port, listener: enr.tcp_port },
             name: status.client_version,
-            protocols: Protocols { eth: status.eth_protocol_info, other: Default::default() },
+            protocols: Protocols {
+                eth: EthProtocolInfo::new(status.eth_protocol_info, config),
+                other: Default::default(),
+            },
         }
     }
 }
@@ -87,6 +91,21 @@ pub struct EthProtocolInfo {
     pub network: u64,
     /// Genesis block of the current chain.
     pub genesis: B256,
+    /// Configuration of the chain.
+    pub config: ChainConfig,
+}
+
+impl EthProtocolInfo {
+    /// Creates a new instance of `EthProtocolInfo`.
+    pub fn new(info: EthProtocolInfo, config: ChainConfig) -> EthProtocolInfo {
+        EthProtocolInfo {
+            difficulty: info.difficulty,
+            head: info.head,
+            network: info.network,
+            genesis: info.genesis,
+            config,
+        }
+    }
 }
 
 #[cfg(test)]
@@ -95,7 +114,7 @@ mod tests {
 
     #[test]
     fn test_parse_node_info_roundtrip() {
-        let sample = r#"{"enode":"enode://44826a5d6a55f88a18298bca4773fca5749cdc3a5c9f308aa7d810e9b31123f3e7c5fba0b1d70aac5308426f47df2a128a6747040a3815cc7dd7167d03be320d@[::]:30303","id":"44826a5d6a55f88a18298bca4773fca5749cdc3a5c9f308aa7d810e9b31123f3e7c5fba0b1d70aac5308426f47df2a128a6747040a3815cc7dd7167d03be320d","ip":"::","listenAddr":"[::]:30303","name":"reth","ports":{"discovery":30303,"listener":30303},"protocols":{"eth":{"difficulty":17334254859343145000,"genesis":"0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3","head":"0xb83f73fbe6220c111136aefd27b160bf4a34085c65ba89f24246b3162257c36a","network":1}}}"#;
+        let sample = r#"{"enode":"enode://44826a5d6a55f88a18298bca4773fca5749cdc3a5c9f308aa7d810e9b31123f3e7c5fba0b1d70aac5308426f47df2a128a6747040a3815cc7dd7167d03be320d@[::]:30303","id":"44826a5d6a55f88a18298bca4773fca5749cdc3a5c9f308aa7d810e9b31123f3e7c5fba0b1d70aac5308426f47df2a128a6747040a3815cc7dd7167d03be320d","ip":"::","listenAddr":"[::]:30303","name":"reth","ports":{"discovery":30303,"listener":30303},"protocols":{"eth":{"difficulty":17334254859343145000,"genesis":"0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3","head":"0xb83f73fbe6220c111136aefd27b160bf4a34085c65ba89f24246b3162257c36a","network":1, "config": {"chainId": 17000,"homesteadBlock": 0,"daoForkSupport": true,"eip150Block": 0,"eip155Block": 0,"eip158Block": 0,"byzantiumBlock": 0,"constantinopleBlock": 0,"petersburgBlock": 0,"istanbulBlock": 0,"berlinBlock": 0,"londonBlock": 0,"shanghaiTime": 1696000704,"cancunTime": 1707305664,"terminalTotalDifficulty": 0,"terminalTotalDifficultyPassed": true,"ethash": {}}}}}"#;
 
         let info: NodeInfo = serde_json::from_str(sample).unwrap();
         let serialized = serde_json::to_string_pretty(&info).unwrap();

crates/rpc/rpc/src/admin.rs

@@ -2,7 +2,7 @@ use crate::result::ToRpcResult;
 use async_trait::async_trait;
 use jsonrpsee::core::RpcResult;
 use reth_network_api::{NetworkInfo, PeerKind, Peers};
-use reth_primitives::NodeRecord;
+use reth_primitives::{ChainSpec, NodeRecord};
 use reth_rpc_api::AdminApiServer;
 use reth_rpc_types::{NodeInfo, PeerEthProtocolInfo, PeerInfo, PeerNetworkInfo, PeerProtocolsInfo};
 
@@ -12,12 +12,14 @@ use reth_rpc_types::{NodeInfo, PeerEthProtocolInfo, PeerInfo, PeerNetworkInfo, P
 pub struct AdminApi<N> {
     /// An interface to interact with the network
     network: N,
+    /// The specification of the blockchain's configuration.
+    chain_spec: ChainSpec,
 }
 
 impl<N> AdminApi<N> {
     /// Creates a new instance of `AdminApi`.
-    pub fn new(network: N) -> Self {
-        AdminApi { network }
+    pub fn new(network: N, chain_spec: ChainSpec) -> Self {
+        AdminApi { network, chain_spec }
     }
 }
 
@@ -83,8 +85,9 @@ where
     async fn node_info(&self) -> RpcResult<NodeInfo> {
         let enr = self.network.local_node_record();
         let status = self.network.network_status().await.to_rpc_result()?;
+        let config = self.chain_spec.genesis().config.clone();
 
-        Ok(NodeInfo::new(enr, status))
+        Ok(NodeInfo::new(enr, status, config))
     }
 
     /// Handler for `admin_peerEvents`