Move gloas http logic to modules.

beacon_node/http_api/src/beacon/execution_payload_envelope.rs

@@ -0,0 +1,127 @@
+use crate::task_spawner::{Priority, TaskSpawner};
+use crate::utils::{ChainFilter, EthV1Filter, NetworkTxFilter, ResponseFilter, TaskSpawnerFilter};
+use beacon_chain::{BeaconChain, BeaconChainTypes};
+use bytes::Bytes;
+use eth2::{CONTENT_TYPE_HEADER, SSZ_CONTENT_TYPE_HEADER};
+use lighthouse_network::PubsubMessage;
+use network::NetworkMessage;
+use ssz::Decode;
+use std::sync::Arc;
+use tokio::sync::mpsc::UnboundedSender;
+use tracing::{info, warn};
+use types::SignedExecutionPayloadEnvelope;
+use warp::{Filter, Rejection, Reply, reply::Response};
+
+// POST beacon/execution_payload_envelope (SSZ)
+pub(crate) fn post_beacon_execution_payload_envelope_ssz<T: BeaconChainTypes>(
+    eth_v1: EthV1Filter,
+    task_spawner_filter: TaskSpawnerFilter<T>,
+    chain_filter: ChainFilter<T>,
+    network_tx_filter: NetworkTxFilter<T>,
+) -> ResponseFilter {
+    eth_v1
+        .and(warp::path("beacon"))
+        .and(warp::path("execution_payload_envelope"))
+        .and(warp::path::end())
+        .and(warp::header::exact(
+            CONTENT_TYPE_HEADER,
+            SSZ_CONTENT_TYPE_HEADER,
+        ))
+        .and(warp::body::bytes())
+        .and(task_spawner_filter)
+        .and(chain_filter)
+        .and(network_tx_filter)
+        .then(
+            |body_bytes: Bytes,
+             task_spawner: TaskSpawner<T::EthSpec>,
+             chain: Arc<BeaconChain<T>>,
+             network_tx: UnboundedSender<NetworkMessage<T::EthSpec>>| {
+                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
+                    let envelope =
+                        SignedExecutionPayloadEnvelope::<T::EthSpec>::from_ssz_bytes(&body_bytes)
+                            .map_err(|e| {
+                            warp_utils::reject::custom_bad_request(format!("invalid SSZ: {e:?}"))
+                        })?;
+                    publish_execution_payload_envelope(envelope, chain, &network_tx).await
+                })
+            },
+        )
+        .boxed()
+}
+
+// POST beacon/execution_payload_envelope
+pub(crate) fn post_beacon_execution_payload_envelope<T: BeaconChainTypes>(
+    eth_v1: EthV1Filter,
+    task_spawner_filter: TaskSpawnerFilter<T>,
+    chain_filter: ChainFilter<T>,
+    network_tx_filter: NetworkTxFilter<T>,
+) -> ResponseFilter {
+    eth_v1
+        .clone()
+        .and(warp::path("beacon"))
+        .and(warp::path("execution_payload_envelope"))
+        .and(warp::path::end())
+        .and(warp::body::json())
+        .and(task_spawner_filter.clone())
+        .and(chain_filter.clone())
+        .and(network_tx_filter.clone())
+        .then(
+            |envelope: SignedExecutionPayloadEnvelope<T::EthSpec>,
+             task_spawner: TaskSpawner<T::EthSpec>,
+             chain: Arc<BeaconChain<T>>,
+             network_tx: UnboundedSender<NetworkMessage<T::EthSpec>>| {
+                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
+                    publish_execution_payload_envelope(envelope, chain, &network_tx).await
+                })
+            },
+        )
+        .boxed()
+}
+/// Publishes a signed execution payload envelope to the network.
+pub async fn publish_execution_payload_envelope<T: BeaconChainTypes>(
+    envelope: SignedExecutionPayloadEnvelope<T::EthSpec>,
+    chain: Arc<BeaconChain<T>>,
+    network_tx: &UnboundedSender<NetworkMessage<T::EthSpec>>,
+) -> Result<Response, Rejection> {
+    let slot = envelope.message.slot;
+    let beacon_block_root = envelope.message.beacon_block_root;
+
+    // Basic validation: check that the slot is reasonable
+    let current_slot = chain.slot().map_err(|_| {
+        warp_utils::reject::custom_server_error("Unable to get current slot".into())
+    })?;
+
+    // Don't accept envelopes too far in the future
+    if slot > current_slot + 1 {
+        return Err(warp_utils::reject::custom_bad_request(format!(
+            "Envelope slot {} is too far in the future (current slot: {})",
+            slot, current_slot
+        )));
+    }
+
+    // TODO(gloas): Add more validation:
+    // - Verify the signature
+    // - Check builder_index is valid
+    // - Verify the envelope references a known block
+
+    info!(
+        %slot,
+        %beacon_block_root,
+        builder_index = envelope.message.builder_index,
+        "Publishing signed execution payload envelope to network"
+    );
+
+    // Publish to the network
+    crate::utils::publish_pubsub_message(
+        network_tx,
+        PubsubMessage::ExecutionPayload(Box::new(envelope)),
+    )
+    .map_err(|_| {
+        warn!(%slot, "Failed to publish execution payload envelope to network");
+        warp_utils::reject::custom_server_error(
+            "Unable to publish execution payload envelope to network".into(),
+        )
+    })?;
+
+    Ok(warp::reply().into_response())
+}

beacon_node/http_api/src/beacon/mod.rs

@@ -1,2 +1,3 @@
+pub mod execution_payload_envelope;
 pub mod pool;
 pub mod states;

beacon_node/http_api/src/beacon/states.rs

@@ -28,7 +28,6 @@ pub fn get_beacon_state_pending_consolidations<T: BeaconChainTypes>(
     beacon_states_path: BeaconStatesPath<T>,
 ) -> ResponseFilter {
     beacon_states_path
-        .clone()
         .and(warp::path("pending_consolidations"))
         .and(warp::path::end())
         .then(

beacon_node/http_api/src/lib.rs

@@ -23,7 +23,6 @@ mod produce_block;
 mod proposer_duties;
 mod publish_attestations;
 mod publish_blocks;
-mod publish_execution_payload_envelope;
 mod standard_block_rewards;
 mod state_id;
 mod sync_committee_rewards;
@@ -37,9 +36,15 @@ mod validator_inclusion;
 mod validators;
 mod version;
 
+use crate::beacon::execution_payload_envelope::{
+    post_beacon_execution_payload_envelope, post_beacon_execution_payload_envelope_ssz,
+};
 use crate::beacon::pool::*;
 use crate::light_client::{get_light_client_bootstrap, get_light_client_updates};
-use crate::utils::{AnyVersionFilter, EthV1Filter};
+use crate::utils::{
+    AnyVersionFilter, EthV1Filter,
+};
+use crate::validator::execution_payload_bid::get_validator_execution_payload_bid;
 use crate::validator::post_validator_liveness_epoch;
 use crate::validator::*;
 use crate::version::beacon_response;
@@ -72,7 +77,7 @@ pub use publish_blocks::{
 };
 use serde::{Deserialize, Serialize};
 use slot_clock::SlotClock;
-use ssz::{Decode, Encode};
+use ssz::Encode;
 pub use state_id::StateId;
 use std::future::Future;
 use std::net::{IpAddr, Ipv4Addr, SocketAddr};
@@ -91,8 +96,9 @@ use tokio_stream::{
 use tracing::{debug, info, warn};
 use types::{
     BeaconStateError, Checkpoint, ConfigAndPreset, Epoch, EthSpec, ForkName, Hash256,
-    SignedBlindedBeaconBlock, SignedExecutionPayloadEnvelope, Slot,
+    SignedBlindedBeaconBlock, Slot,
 };
+use validator::execution_payload_envelope::get_validator_execution_payload_envelope;
 use version::{
     ResponseIncludesVersion, V1, V2, add_consensus_version_header, add_ssz_content_type_header,
     execution_optimistic_finalized_beacon_response, inconsistent_fork_rejection,
@@ -1488,65 +1494,20 @@ pub fn serve<T: BeaconChainTypes>(
         post_beacon_pool_bls_to_execution_changes(&network_tx_filter, &beacon_pool_path);
 
     // POST beacon/execution_payload_envelope
-    let post_beacon_execution_payload_envelope = eth_v1
-        .clone()
-        .and(warp::path("beacon"))
-        .and(warp::path("execution_payload_envelope"))
-        .and(warp::path::end())
-        .and(warp::body::json())
-        .and(task_spawner_filter.clone())
-        .and(chain_filter.clone())
-        .and(network_tx_filter.clone())
-        .then(
-            |envelope: SignedExecutionPayloadEnvelope<T::EthSpec>,
-             task_spawner: TaskSpawner<T::EthSpec>,
-             chain: Arc<BeaconChain<T>>,
-             network_tx: UnboundedSender<NetworkMessage<T::EthSpec>>| {
-                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
-                    publish_execution_payload_envelope::publish_execution_payload_envelope(
-                        envelope,
-                        chain,
-                        &network_tx,
-                    )
-                    .await
-                })
-            },
-        );
+    let post_beacon_execution_payload_envelope = post_beacon_execution_payload_envelope(
+        eth_v1.clone(),
+        task_spawner_filter.clone(),
+        chain_filter.clone(),
+        network_tx_filter.clone(),
+    );
 
     // POST beacon/execution_payload_envelope (SSZ)
-    let post_beacon_execution_payload_envelope_ssz = eth_v1
-        .clone()
-        .and(warp::path("beacon"))
-        .and(warp::path("execution_payload_envelope"))
-        .and(warp::path::end())
-        .and(warp::header::exact(
-            CONTENT_TYPE_HEADER,
-            SSZ_CONTENT_TYPE_HEADER,
-        ))
-        .and(warp::body::bytes())
-        .and(task_spawner_filter.clone())
-        .and(chain_filter.clone())
-        .and(network_tx_filter.clone())
-        .then(
-            |body_bytes: Bytes,
-             task_spawner: TaskSpawner<T::EthSpec>,
-             chain: Arc<BeaconChain<T>>,
-             network_tx: UnboundedSender<NetworkMessage<T::EthSpec>>| {
-                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
-                    let envelope =
-                        SignedExecutionPayloadEnvelope::<T::EthSpec>::from_ssz_bytes(&body_bytes)
-                            .map_err(|e| {
-                            warp_utils::reject::custom_bad_request(format!("invalid SSZ: {e:?}"))
-                        })?;
-                    publish_execution_payload_envelope::publish_execution_payload_envelope(
-                        envelope,
-                        chain,
-                        &network_tx,
-                    )
-                    .await
-                })
-            },
-        );
+    let post_beacon_execution_payload_envelope_ssz = post_beacon_execution_payload_envelope_ssz(
+        eth_v1.clone(),
+        task_spawner_filter.clone(),
+        chain_filter.clone(),
+        network_tx_filter.clone(),
+    );
 
     let beacon_rewards_path = eth_v1
         .clone()
@@ -2539,6 +2500,14 @@ pub fn serve<T: BeaconChainTypes>(
         task_spawner_filter.clone(),
     );
 
+    // GET validator/execution_payload_bid/
+    let get_validator_execution_payload_bid = get_validator_execution_payload_bid(
+        eth_v1.clone(),
+        chain_filter.clone(),
+        not_while_syncing_filter.clone(),
+        task_spawner_filter.clone(),
+    );
+
     // GET validator/attestation_data?slot,committee_index
     let get_validator_attestation_data = get_validator_attestation_data(
         eth_v1.clone().clone(),
@@ -3398,6 +3367,7 @@ pub fn serve<T: BeaconChainTypes>(
                 .uor(get_validator_blocks)
                 .uor(get_validator_blinded_blocks)
                 .uor(get_validator_execution_payload_envelope)
+                .uor(get_validator_execution_payload_bid)
                 .uor(get_validator_attestation_data)
                 .uor(get_validator_aggregate_attestation)
                 .uor(get_validator_sync_committee_contribution)

beacon_node/http_api/src/produce_block.rs

@@ -138,7 +138,7 @@ pub fn build_response_v4<T: BeaconChainTypes>(
 ) -> Result<Response<Body>, warp::Rejection> {
     let fork_name = block
         .to_ref()
-        .fork_name(&spec)
+        .fork_name(spec)
         .map_err(inconsistent_fork_rejection)?;
     let consensus_block_value_wei =
         Uint256::from(consensus_block_value) * Uint256::from(1_000_000_000u64);

beacon_node/http_api/src/publish_execution_payload_envelope.rs

@@ -1,57 +0,0 @@
-use beacon_chain::{BeaconChain, BeaconChainTypes};
-use lighthouse_network::PubsubMessage;
-use network::NetworkMessage;
-use std::sync::Arc;
-use tokio::sync::mpsc::UnboundedSender;
-use tracing::{info, warn};
-use types::SignedExecutionPayloadEnvelope;
-use warp::{Rejection, Reply, reply::Response};
-
-/// Publishes a signed execution payload envelope to the network.
-pub async fn publish_execution_payload_envelope<T: BeaconChainTypes>(
-    envelope: SignedExecutionPayloadEnvelope<T::EthSpec>,
-    chain: Arc<BeaconChain<T>>,
-    network_tx: &UnboundedSender<NetworkMessage<T::EthSpec>>,
-) -> Result<Response, Rejection> {
-    let slot = envelope.message.slot;
-    let beacon_block_root = envelope.message.beacon_block_root;
-
-    // Basic validation: check that the slot is reasonable
-    let current_slot = chain.slot().map_err(|_| {
-        warp_utils::reject::custom_server_error("Unable to get current slot".into())
-    })?;
-
-    // Don't accept envelopes too far in the future
-    if slot > current_slot + 1 {
-        return Err(warp_utils::reject::custom_bad_request(format!(
-            "Envelope slot {} is too far in the future (current slot: {})",
-            slot, current_slot
-        )));
-    }
-
-    // TODO(gloas): Add more validation:
-    // - Verify the signature
-    // - Check builder_index is valid
-    // - Verify the envelope references a known block
-
-    info!(
-        %slot,
-        %beacon_block_root,
-        builder_index = envelope.message.builder_index,
-        "Publishing signed execution payload envelope to network"
-    );
-
-    // Publish to the network
-    crate::utils::publish_pubsub_message(
-        network_tx,
-        PubsubMessage::ExecutionPayload(Box::new(envelope)),
-    )
-    .map_err(|_| {
-        warn!(%slot, "Failed to publish execution payload envelope to network");
-        warp_utils::reject::custom_server_error(
-            "Unable to publish execution payload envelope to network".into(),
-        )
-    })?;
-
-    Ok(warp::reply().into_response())
-}

beacon_node/http_api/src/validator/execution_payload_bid.rs

@@ -0,0 +1,52 @@
+use crate::task_spawner::{Priority, TaskSpawner};
+use crate::utils::{
+    ChainFilter, EthV1Filter, NotWhileSyncingFilter, ResponseFilter, TaskSpawnerFilter,
+};
+use beacon_chain::{BeaconChain, BeaconChainTypes};
+use eth2::types::Accept;
+use std::sync::Arc;
+use tracing::debug;
+use types::Slot;
+use warp::{Filter, Rejection};
+
+// GET validator/execution_payload_bid/
+#[allow(dead_code)]
+pub fn get_validator_execution_payload_bid<T: BeaconChainTypes>(
+    eth_v1: EthV1Filter,
+    chain_filter: ChainFilter<T>,
+    not_while_syncing_filter: NotWhileSyncingFilter,
+    task_spawner_filter: TaskSpawnerFilter<T>,
+) -> ResponseFilter {
+    eth_v1
+        .and(warp::path("validator"))
+        .and(warp::path("execution_payload_bid"))
+        .and(warp::path::param::<Slot>().or_else(|_| async {
+            Err(warp_utils::reject::custom_bad_request(
+                "Invalid slot".to_string(),
+            ))
+        }))
+        .and(warp::path::end())
+        .and(warp::header::optional::<Accept>("accept"))
+        .and(not_while_syncing_filter)
+        .and(task_spawner_filter)
+        .and(chain_filter)
+        .then(
+            |slot: Slot,
+             _accept_header: Option<Accept>,
+             not_synced_filter: Result<(), Rejection>,
+             task_spawner: TaskSpawner<T::EthSpec>,
+             _chain: Arc<BeaconChain<T>>| {
+                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
+                    debug!(
+                        ?slot,
+                        "Execution paylaod bid production request from HTTP API"
+                    );
+
+                    not_synced_filter?;
+
+                    todo!()
+                })
+            },
+        )
+        .boxed()
+}

beacon_node/http_api/src/validator/execution_payload_envelope.rs

@@ -0,0 +1,105 @@
+use crate::task_spawner::{Priority, TaskSpawner};
+use crate::utils::{
+    ChainFilter, EthV1Filter, NotWhileSyncingFilter, ResponseFilter, TaskSpawnerFilter,
+};
+use beacon_chain::{BeaconChain, BeaconChainTypes};
+use eth2::types::{Accept, GenericResponse};
+use ssz::Encode;
+use std::sync::Arc;
+use tracing::debug;
+use types::Slot;
+use warp::http::Response;
+use warp::{Filter, Rejection};
+
+// GET validator/execution_payload_envelope/{slot}/{builder_index}
+pub fn get_validator_execution_payload_envelope<T: BeaconChainTypes>(
+    eth_v1: EthV1Filter,
+    chain_filter: ChainFilter<T>,
+    not_while_syncing_filter: NotWhileSyncingFilter,
+    task_spawner_filter: TaskSpawnerFilter<T>,
+) -> ResponseFilter {
+    eth_v1
+        .and(warp::path("validator"))
+        .and(warp::path("execution_payload_envelope"))
+        .and(warp::path::param::<Slot>().or_else(|_| async {
+            Err(warp_utils::reject::custom_bad_request(
+                "Invalid slot".to_string(),
+            ))
+        }))
+        .and(warp::path::param::<u64>().or_else(|_| async {
+            Err(warp_utils::reject::custom_bad_request(
+                "Invalid builder_index".to_string(),
+            ))
+        }))
+        .and(warp::path::end())
+        .and(warp::header::optional::<Accept>("accept"))
+        .and(not_while_syncing_filter)
+        .and(task_spawner_filter)
+        .and(chain_filter)
+        .then(
+            |slot: Slot,
+             // TODO(gloas) we're only doing local building
+             // we'll need to implement builder index logic
+             // eventually.
+             _builder_index: u64,
+             accept_header: Option<Accept>,
+             not_synced_filter: Result<(), Rejection>,
+             task_spawner: TaskSpawner<T::EthSpec>,
+             chain: Arc<BeaconChain<T>>| {
+                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
+                    debug!(?slot, "Execution payload envelope request from HTTP API");
+
+                    not_synced_filter?;
+
+                    // Get the envelope from the pending cache (local building only)
+                    let envelope = chain
+                        .pending_payload_envelopes
+                        .read()
+                        .get(slot)
+                        .cloned()
+                        .ok_or_else(|| {
+                            warp_utils::reject::custom_not_found(format!(
+                                "Execution payload envelope not available for slot {slot}"
+                            ))
+                        })?;
+
+                    let fork_name = chain.spec.fork_name_at_slot::<T::EthSpec>(slot);
+
+                    match accept_header {
+                        Some(Accept::Ssz) => Response::builder()
+                            .status(200)
+                            .header("Content-Type", "application/octet-stream")
+                            .header("Eth-Consensus-Version", fork_name.to_string())
+                            .body(envelope.as_ssz_bytes().into())
+                            .map_err(|e| {
+                                warp_utils::reject::custom_server_error(format!(
+                                    "Failed to build SSZ response: {e}"
+                                ))
+                            }),
+                        _ => {
+                            let json_response = GenericResponse { data: envelope };
+                            Response::builder()
+                                .status(200)
+                                .header("Content-Type", "application/json")
+                                .header("Eth-Consensus-Version", fork_name.to_string())
+                                .body(
+                                    serde_json::to_string(&json_response)
+                                        .map_err(|e| {
+                                            warp_utils::reject::custom_server_error(format!(
+                                                "Failed to serialize response: {e}"
+                                            ))
+                                        })?
+                                        .into(),
+                                )
+                                .map_err(|e| {
+                                    warp_utils::reject::custom_server_error(format!(
+                                        "Failed to build JSON response: {e}"
+                                    ))
+                                })
+                        }
+                    }
+                })
+            },
+        )
+        .boxed()
+}

beacon_node/http_api/src/validator/mod.rs

@@ -21,7 +21,6 @@ use eth2::types::{
 use lighthouse_network::PubsubMessage;
 use network::{NetworkMessage, ValidatorSubscriptionMessage};
 use slot_clock::SlotClock;
-use ssz::Encode;
 use std::sync::Arc;
 use tokio::sync::mpsc::{Sender, UnboundedSender};
 use tokio::sync::oneshot;
@@ -31,10 +30,12 @@ use types::{
     SignedContributionAndProof, SignedValidatorRegistrationData, Slot, SyncContributionData,
     ValidatorSubscription,
 };
-use warp::http::Response;
 use warp::{Filter, Rejection, Reply};
 use warp_utils::reject::convert_rejection;
 
+pub mod execution_payload_bid;
+pub mod execution_payload_envelope;
+
 /// Uses the `chain.validator_pubkey_cache` to resolve a pubkey to a validator
 /// index and then ensures that the validator exists in the given `state`.
 pub fn pubkey_to_validator_index<T: BeaconChainTypes>(
@@ -335,141 +336,6 @@ pub fn get_validator_blocks<T: BeaconChainTypes>(
         .boxed()
 }
 
-// GET validator/execution_payload_bid/
-#[allow(dead_code)]
-pub fn get_validator_execution_payload_bid<T: BeaconChainTypes>(
-    eth_v1: EthV1Filter,
-    chain_filter: ChainFilter<T>,
-    not_while_syncing_filter: NotWhileSyncingFilter,
-    task_spawner_filter: TaskSpawnerFilter<T>,
-) -> ResponseFilter {
-    eth_v1
-        .and(warp::path("validator"))
-        .and(warp::path("execution_payload_bid"))
-        .and(warp::path::param::<Slot>().or_else(|_| async {
-            Err(warp_utils::reject::custom_bad_request(
-                "Invalid slot".to_string(),
-            ))
-        }))
-        .and(warp::path::end())
-        .and(warp::header::optional::<Accept>("accept"))
-        .and(not_while_syncing_filter)
-        .and(task_spawner_filter)
-        .and(chain_filter)
-        .then(
-            |slot: Slot,
-             _accept_header: Option<Accept>,
-             not_synced_filter: Result<(), Rejection>,
-             task_spawner: TaskSpawner<T::EthSpec>,
-             _chain: Arc<BeaconChain<T>>| {
-                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
-                    debug!(
-                        ?slot,
-                        "Execution paylaod bid production request from HTTP API"
-                    );
-
-                    not_synced_filter?;
-
-                    todo!()
-                })
-            },
-        )
-        .boxed()
-}
-
-// GET validator/execution_payload_envelope/{slot}/{builder_index}
-pub fn get_validator_execution_payload_envelope<T: BeaconChainTypes>(
-    eth_v1: EthV1Filter,
-    chain_filter: ChainFilter<T>,
-    not_while_syncing_filter: NotWhileSyncingFilter,
-    task_spawner_filter: TaskSpawnerFilter<T>,
-) -> ResponseFilter {
-    eth_v1
-        .and(warp::path("validator"))
-        .and(warp::path("execution_payload_envelope"))
-        .and(warp::path::param::<Slot>().or_else(|_| async {
-            Err(warp_utils::reject::custom_bad_request(
-                "Invalid slot".to_string(),
-            ))
-        }))
-        .and(warp::path::param::<u64>().or_else(|_| async {
-            Err(warp_utils::reject::custom_bad_request(
-                "Invalid builder_index".to_string(),
-            ))
-        }))
-        .and(warp::path::end())
-        .and(warp::header::optional::<Accept>("accept"))
-        .and(not_while_syncing_filter)
-        .and(task_spawner_filter)
-        .and(chain_filter)
-        .then(
-            |slot: Slot,
-             // TODO(gloas) we're only doing local building
-             // we'll need to implement builder index logic
-             // eventually.
-             _builder_index: u64,
-             accept_header: Option<Accept>,
-             not_synced_filter: Result<(), Rejection>,
-             task_spawner: TaskSpawner<T::EthSpec>,
-             chain: Arc<BeaconChain<T>>| {
-                task_spawner.spawn_async_with_rejection(Priority::P0, async move {
-                    debug!(?slot, "Execution payload envelope request from HTTP API");
-
-                    not_synced_filter?;
-
-                    // Get the envelope from the pending cache (local building only)
-                    let envelope = chain
-                        .pending_payload_envelopes
-                        .read()
-                        .get(slot)
-                        .cloned()
-                        .ok_or_else(|| {
-                            warp_utils::reject::custom_not_found(format!(
-                                "Execution payload envelope not available for slot {slot}"
-                            ))
-                        })?;
-
-                    let fork_name = chain.spec.fork_name_at_slot::<T::EthSpec>(slot);
-
-                    match accept_header {
-                        Some(Accept::Ssz) => Response::builder()
-                            .status(200)
-                            .header("Content-Type", "application/octet-stream")
-                            .header("Eth-Consensus-Version", fork_name.to_string())
-                            .body(envelope.as_ssz_bytes().into())
-                            .map_err(|e| {
-                                warp_utils::reject::custom_server_error(format!(
-                                    "Failed to build SSZ response: {e}"
-                                ))
-                            }),
-                        _ => {
-                            let json_response = GenericResponse { data: envelope };
-                            Response::builder()
-                                .status(200)
-                                .header("Content-Type", "application/json")
-                                .header("Eth-Consensus-Version", fork_name.to_string())
-                                .body(
-                                    serde_json::to_string(&json_response)
-                                        .map_err(|e| {
-                                            warp_utils::reject::custom_server_error(format!(
-                                                "Failed to serialize response: {e}"
-                                            ))
-                                        })?
-                                        .into(),
-                                )
-                                .map_err(|e| {
-                                    warp_utils::reject::custom_server_error(format!(
-                                        "Failed to build JSON response: {e}"
-                                    ))
-                                })
-                        }
-                    }
-                })
-            },
-        )
-        .boxed()
-}
-
 // POST validator/liveness/{epoch}
 pub fn post_validator_liveness_epoch<T: BeaconChainTypes>(
     eth_v1: EthV1Filter,