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peerDAS: Implement dataColumnSidecarByRootRPCHandler. (#15405)

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* `CreateTestVerifiedRoDataColumnSidecars`: Use consistent block root.

* peerDAS: Implement `dataColumnSidecarByRootRPCHandler`.

* Fix James' comment.

* Fix James' comment.
This commit is contained in:
Manu NALEPA
2025-06-19 14:12:45 +02:00
committed by GitHub
parent 62fec4d1f3
commit 559d02bf4d
33 changed files with 1143 additions and 392 deletions
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16
beacon-chain/blockchain/process_block.go
View File

@@ -637,7 +637,11 @@ func missingDataColumnIndices(bs *filesystem.DataColumnStorage, root [fieldparam
// The function will first check the database to see if all sidecars have been persisted. If any
// sidecars are missing, it will then read from the sidecar notifier channel for the given root until the channel is
// closed, the context hits cancellation/timeout, or notifications have been received for all the missing sidecars.
func (s *Service) isDataAvailable(ctx context.Context, root [32]byte, signedBlock interfaces.ReadOnlySignedBeaconBlock) error {
func (s *Service) isDataAvailable(
ctx context.Context,
root [fieldparams.RootLength]byte,
signedBlock interfaces.ReadOnlySignedBeaconBlock,
) error {
block := signedBlock.Block()
if block == nil {
return errors.New("invalid nil beacon block")
@@ -657,7 +661,11 @@ func (s *Service) isDataAvailable(ctx context.Context, root [32]byte, signedBloc
// areDataColumnsAvailable blocks until all data columns committed to in the block are available,
// or an error or context cancellation occurs. A nil result means that the data availability check is successful.
func (s *Service) areDataColumnsAvailable(ctx context.Context, root [fieldparams.RootLength]byte, block interfaces.ReadOnlyBeaconBlock) error {
func (s *Service) areDataColumnsAvailable(
ctx context.Context,
root [fieldparams.RootLength]byte,
block interfaces.ReadOnlyBeaconBlock,
) error {
// We are only required to check within MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS
blockSlot, currentSlot := block.Slot(), s.CurrentSlot()
blockEpoch, currentEpoch := slots.ToEpoch(blockSlot), slots.ToEpoch(currentSlot)
@@ -724,6 +732,10 @@ func (s *Service) areDataColumnsAvailable(ctx context.Context, root [fieldparams
return nil
}
if s.startWaitingDataColumnSidecars != nil {
s.startWaitingDataColumnSidecars <- true
}
// Log for DA checks that cross over into the next slot; helpful for debugging.
nextSlot := slots.BeginsAt(block.Slot()+1, s.genesisTime)