Fixed finality sync back in gnosis (#7527)

erigontech · May 16, 2023 · 53b116c · 53b116c
1 parent 3f9ae3e
commit 53b116c
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diff --git a/cl/phase1/forkchoice/forkchoice.go b/cl/phase1/forkchoice/forkchoice.go
@@ -114,6 +114,13 @@ func (f *ForkChoiceStore) FinalizedCheckpoint() solid.Checkpoint {
 	return f.finalizedCheckpoint
 }
 
+// FinalizedCheckpoint returns justified checkpoint
+func (f *ForkChoiceStore) FinalizedSlot() uint64 {
+	f.mu.Lock()
+	defer f.mu.Unlock()
+	return f.computeStartSlotAtEpoch(f.finalizedCheckpoint.Epoch())
+}
+
 // FinalizedCheckpoint returns justified checkpoint
 func (f *ForkChoiceStore) Engine() execution_client.ExecutionEngine {
 	f.mu.Lock()

diff --git a/cl/phase1/stages/stage_fork_choice.go b/cl/phase1/stages/stage_fork_choice.go
@@ -169,7 +169,7 @@ MainLoop:
 
 		cfg.downloader.SetHighestProcessedRoot(libcommon.Hash{})
 		cfg.downloader.SetHighestProcessedSlot(
-			utils.Max64(startDownloadSlot, cfg.forkChoice.AnchorSlot()))
+			utils.Max64(startDownloadSlot, cfg.forkChoice.FinalizedSlot()))
 
 		// Wait small time
 		log.Debug("Caplin may have missed some slots, started downloading chain")