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Maintain attestations that reference unknown blocks (#2319)

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## Issue Addressed

#635 

## Proposed Changes
- Keep attestations that reference a block we have not seen for 30secs before being re processed
- If we do import the block before that time elapses, it is reprocessed in that moment
- The first time it fails, do nothing wrt to gossipsub propagation or peer downscoring. If after being re processed it fails, downscore with a `LowToleranceError` and ignore the message.
This commit is contained in:
divma
2021-07-14 05:24:08 +00:00
parent 9656ffee7c
commit 304fb05e44
15 changed files with 1267 additions and 356 deletions
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26
beacon_node/network/src/metrics.rs
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@@ -301,6 +301,10 @@ lazy_static! {
"beacon_processor_unaggregated_attestation_imported_total",
"Total number of unaggregated attestations imported to fork choice, etc."
);
pub static ref BEACON_PROCESSOR_UNAGGREGATED_ATTESTATION_REQUEUED_TOTAL: Result<IntCounter> = try_create_int_counter(
"beacon_processor_unaggregated_attestation_requeued_total",
"Total number of unaggregated attestations that referenced an unknown block and were re-queued."
);
// Aggregated attestations.
pub static ref BEACON_PROCESSOR_AGGREGATED_ATTESTATION_QUEUE_TOTAL: Result<IntGauge> = try_create_int_gauge(
"beacon_processor_aggregated_attestation_queue_total",
@@ -314,6 +318,10 @@ lazy_static! {
"beacon_processor_aggregated_attestation_imported_total",
"Total number of aggregated attestations imported to fork choice, etc."
);
pub static ref BEACON_PROCESSOR_AGGREGATED_ATTESTATION_REQUEUED_TOTAL: Result<IntCounter> = try_create_int_counter(
"beacon_processor_aggregated_attestation_requeued_total",
"Total number of aggregated attestations that referenced an unknown block and were re-queued."
);
}
lazy_static! {
@@ -370,6 +378,24 @@ lazy_static! {
"beacon_block_gossip_slot_start_delay_time",
"Duration between when the block is received and the start of the slot it belongs to.",
);
/*
* Attestation reprocessing queue metrics.
*/
pub static ref BEACON_PROCESSOR_REPROCESSING_QUEUE_TOTAL: Result<IntGaugeVec> =
try_create_int_gauge_vec(
"beacon_processor_reprocessing_queue_total",
"Count of items in a reprocessing queue.",
&["type"]
);
pub static ref BEACON_PROCESSOR_REPROCESSING_QUEUE_EXPIRED_ATTESTATIONS: Result<IntCounter> = try_create_int_counter(
"beacon_processor_reprocessing_queue_expired_attestations",
"Number of queued attestations which have expired before a matching block has been found"
);
pub static ref BEACON_PROCESSOR_REPROCESSING_QUEUE_MATCHED_ATTESTATIONS: Result<IntCounter> = try_create_int_counter(
"beacon_processor_reprocessing_queue_matched_attestations",
"Number of queued attestations where as matching block has been imported"
);
}
pub fn register_attestation_error(error: &AttnError) {