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Fix light client plumbing in beacon processor #6993

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Feb 13, 2025
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Fix light client plumbing in beacon processor #6993

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73 changes: 43 additions & 30 deletions beacon_node/beacon_processor/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -109,8 +109,6 @@ pub struct BeaconProcessorQueueLengths {
gossip_voluntary_exit_queue: usize,
gossip_proposer_slashing_queue: usize,
gossip_attester_slashing_queue: usize,
finality_update_queue: usize,
optimistic_update_queue: usize,
unknown_light_client_update_queue: usize,
unknown_block_sampling_request_queue: usize,
rpc_block_queue: usize,
Expand All @@ -132,9 +130,11 @@ pub struct BeaconProcessorQueueLengths {
dcbroots_queue: usize,
dcbrange_queue: usize,
gossip_bls_to_execution_change_queue: usize,
lc_gossip_finality_update_queue: usize,
lc_gossip_optimistic_update_queue: usize,
lc_bootstrap_queue: usize,
lc_optimistic_update_queue: usize,
lc_finality_update_queue: usize,
lc_rpc_optimistic_update_queue: usize,
lc_rpc_finality_update_queue: usize,
lc_update_range_queue: usize,
api_request_p0_queue: usize,
api_request_p1_queue: usize,
Expand Down Expand Up @@ -175,15 +175,13 @@ impl BeaconProcessorQueueLengths {
gossip_voluntary_exit_queue: 4096,
gossip_proposer_slashing_queue: 4096,
gossip_attester_slashing_queue: 4096,
finality_update_queue: 1024,
optimistic_update_queue: 1024,
unknown_block_sampling_request_queue: 16384,
unknown_light_client_update_queue: 128,
rpc_block_queue: 1024,
rpc_blob_queue: 1024,
// TODO(das): Placeholder values
rpc_custody_column_queue: 1000,
rpc_verify_data_column_queue: 1000,
unknown_block_sampling_request_queue: 16384,
sampling_result_queue: 1000,
chain_segment_queue: 64,
backfill_chain_segment: 64,
Expand All @@ -200,9 +198,11 @@ impl BeaconProcessorQueueLengths {
dcbroots_queue: 1024,
dcbrange_queue: 1024,
gossip_bls_to_execution_change_queue: 16384,
lc_gossip_finality_update_queue: 1024,
lc_gossip_optimistic_update_queue: 1024,
lc_bootstrap_queue: 1024,
lc_optimistic_update_queue: 512,
lc_finality_update_queue: 512,
lc_rpc_optimistic_update_queue: 512,
lc_rpc_finality_update_queue: 512,
lc_update_range_queue: 512,
api_request_p0_queue: 1024,
api_request_p1_queue: 1024,
Expand Down Expand Up @@ -884,21 +884,16 @@ impl<E: EthSpec> BeaconProcessor<E> {
let mut gossip_attester_slashing_queue =
FifoQueue::new(queue_lengths.gossip_attester_slashing_queue);

// Using a FIFO queue for light client updates to maintain sequence order.
let mut finality_update_queue = FifoQueue::new(queue_lengths.finality_update_queue);
let mut optimistic_update_queue = FifoQueue::new(queue_lengths.optimistic_update_queue);
let mut unknown_light_client_update_queue =
FifoQueue::new(queue_lengths.unknown_light_client_update_queue);
let mut unknown_block_sampling_request_queue =
FifoQueue::new(queue_lengths.unknown_block_sampling_request_queue);

// Using a FIFO queue since blocks need to be imported sequentially.
let mut rpc_block_queue = FifoQueue::new(queue_lengths.rpc_block_queue);
let mut rpc_blob_queue = FifoQueue::new(queue_lengths.rpc_blob_queue);
let mut rpc_custody_column_queue = FifoQueue::new(queue_lengths.rpc_custody_column_queue);
let mut rpc_verify_data_column_queue =
FifoQueue::new(queue_lengths.rpc_verify_data_column_queue);
// TODO(das): the sampling_request_queue is never read
let mut sampling_result_queue = FifoQueue::new(queue_lengths.sampling_result_queue);
let mut unknown_block_sampling_request_queue =
FifoQueue::new(queue_lengths.unknown_block_sampling_request_queue);
let mut chain_segment_queue = FifoQueue::new(queue_lengths.chain_segment_queue);
let mut backfill_chain_segment = FifoQueue::new(queue_lengths.backfill_chain_segment);
let mut gossip_block_queue = FifoQueue::new(queue_lengths.gossip_block_queue);
Expand All @@ -917,10 +912,18 @@ impl<E: EthSpec> BeaconProcessor<E> {
let mut gossip_bls_to_execution_change_queue =
FifoQueue::new(queue_lengths.gossip_bls_to_execution_change_queue);

// Using FIFO queues for light client updates to maintain sequence order.
let mut lc_gossip_finality_update_queue =
FifoQueue::new(queue_lengths.lc_gossip_finality_update_queue);
let mut lc_gossip_optimistic_update_queue =
FifoQueue::new(queue_lengths.lc_gossip_optimistic_update_queue);
let mut unknown_light_client_update_queue =
FifoQueue::new(queue_lengths.unknown_light_client_update_queue);
let mut lc_bootstrap_queue = FifoQueue::new(queue_lengths.lc_bootstrap_queue);
let mut lc_optimistic_update_queue =
FifoQueue::new(queue_lengths.lc_optimistic_update_queue);
let mut lc_finality_update_queue = FifoQueue::new(queue_lengths.lc_finality_update_queue);
let mut lc_rpc_optimistic_update_queue =
FifoQueue::new(queue_lengths.lc_rpc_optimistic_update_queue);
let mut lc_rpc_finality_update_queue =
FifoQueue::new(queue_lengths.lc_rpc_finality_update_queue);
let mut lc_update_range_queue = FifoQueue::new(queue_lengths.lc_update_range_queue);

let mut api_request_p0_queue = FifoQueue::new(queue_lengths.api_request_p0_queue);
Expand Down Expand Up @@ -1254,11 +1257,19 @@ impl<E: EthSpec> BeaconProcessor<E> {
} else if let Some(item) = backfill_chain_segment.pop() {
Some(item)
// Handle light client requests.
} else if let Some(item) = lc_gossip_finality_update_queue.pop() {
Some(item)
} else if let Some(item) = lc_gossip_optimistic_update_queue.pop() {
Some(item)
} else if let Some(item) = unknown_light_client_update_queue.pop() {
Some(item)
} else if let Some(item) = lc_bootstrap_queue.pop() {
Some(item)
} else if let Some(item) = lc_optimistic_update_queue.pop() {
} else if let Some(item) = lc_rpc_optimistic_update_queue.pop() {
Some(item)
} else if let Some(item) = lc_finality_update_queue.pop() {
} else if let Some(item) = lc_rpc_finality_update_queue.pop() {
Some(item)
} else if let Some(item) = lc_update_range_queue.pop() {
Some(item)
// This statement should always be the final else statement.
} else {
Expand Down Expand Up @@ -1362,10 +1373,10 @@ impl<E: EthSpec> BeaconProcessor<E> {
sync_contribution_queue.push(work)
}
Work::GossipLightClientFinalityUpdate { .. } => {
finality_update_queue.push(work, work_id, &self.log)
lc_gossip_finality_update_queue.push(work, work_id, &self.log)
}
Work::GossipLightClientOptimisticUpdate { .. } => {
optimistic_update_queue.push(work, work_id, &self.log)
lc_gossip_optimistic_update_queue.push(work, work_id, &self.log)
}
Work::RpcBlock { .. } | Work::IgnoredRpcBlock { .. } => {
rpc_block_queue.push(work, work_id, &self.log)
Expand Down Expand Up @@ -1400,10 +1411,10 @@ impl<E: EthSpec> BeaconProcessor<E> {
lc_bootstrap_queue.push(work, work_id, &self.log)
}
Work::LightClientOptimisticUpdateRequest { .. } => {
lc_optimistic_update_queue.push(work, work_id, &self.log)
lc_rpc_optimistic_update_queue.push(work, work_id, &self.log)
}
Work::LightClientFinalityUpdateRequest { .. } => {
lc_finality_update_queue.push(work, work_id, &self.log)
lc_rpc_finality_update_queue.push(work, work_id, &self.log)
}
Work::LightClientUpdatesByRangeRequest { .. } => {
lc_update_range_queue.push(work, work_id, &self.log)
Expand Down Expand Up @@ -1472,9 +1483,11 @@ impl<E: EthSpec> BeaconProcessor<E> {
WorkType::GossipAttesterSlashing => gossip_attester_slashing_queue.len(),
WorkType::GossipSyncSignature => sync_message_queue.len(),
WorkType::GossipSyncContribution => sync_contribution_queue.len(),
WorkType::GossipLightClientFinalityUpdate => finality_update_queue.len(),
WorkType::GossipLightClientFinalityUpdate => {
lc_gossip_finality_update_queue.len()
}
WorkType::GossipLightClientOptimisticUpdate => {
optimistic_update_queue.len()
lc_gossip_optimistic_update_queue.len()
}
WorkType::RpcBlock => rpc_block_queue.len(),
WorkType::RpcBlobs | WorkType::IgnoredRpcBlock => rpc_blob_queue.len(),
Expand All @@ -1495,10 +1508,10 @@ impl<E: EthSpec> BeaconProcessor<E> {
}
WorkType::LightClientBootstrapRequest => lc_bootstrap_queue.len(),
WorkType::LightClientOptimisticUpdateRequest => {
lc_optimistic_update_queue.len()
lc_rpc_optimistic_update_queue.len()
}
WorkType::LightClientFinalityUpdateRequest => {
lc_finality_update_queue.len()
lc_rpc_finality_update_queue.len()
}
WorkType::LightClientUpdatesByRangeRequest => lc_update_range_queue.len(),
WorkType::ApiRequestP0 => api_request_p0_queue.len(),
Expand Down