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beacon/blsync: proceed with empty finalized hash if proof is not expected soon

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This commit is contained in:
Zsolt Felfoldi 2024-04-04 09:57:37 +02:00
parent 74e8d2da97
commit fd70b19474
1 changed files with 23 additions and 5 deletions
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28
beacon/blsync/block_sync.go
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@ -19,6 +19,7 @@ package blsync
import (
"github.com/ethereum/go-ethereum/beacon/light/request"
"github.com/ethereum/go-ethereum/beacon/light/sync"
"github.com/ethereum/go-ethereum/beacon/params"
"github.com/ethereum/go-ethereum/beacon/types"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/lru"
@ -117,15 +118,32 @@ func (s *beaconBlockSync) updateEventFeed() {
if !ok {
return
}
finality, ok := s.headTracker.ValidatedFinality() //TODO fetch directly if subscription does not deliver
if !ok || head.Header.Epoch() != finality.Attested.Header.Epoch() {
return
}
validatedHead := head.Header.Hash()
headBlock, ok := s.recentBlocks.Get(validatedHead)
if !ok {
return
}
var finalizedHash common.Hash
if finality, ok := s.headTracker.ValidatedFinality(); ok {
if he, fe := head.Header.Epoch(), finality.Attested.Header.Epoch(); he == fe {
finalizedHash = finality.Finalized.PayloadHeader.BlockHash()
} else {
if he < fe {
return // finality proof arrived earlier, wait for head update
}
if he == fe+1 {
if parent, ok := s.recentBlocks.Get(head.Header.ParentRoot); !ok ||
parent.Slot()/params.EpochLength == fe {
return // head is at first slot of next epoch, wait for finality update
//TODO trt to fetch finality update directly if subscription does not deliver
}
}
}
}
headInfo := blockHeadInfo(headBlock)
if headInfo == s.lastHeadInfo {
return
@ -141,6 +159,6 @@ func (s *beaconBlockSync) updateEventFeed() {
s.chainHeadFeed.Send(types.ChainHeadEvent{
BeaconHead: head.Header,
Block: execBlock,
Finalized: finality.Finalized.PayloadHeader.BlockHash(),
Finalized: finalizedHash,
})
}