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core: fix history pruning initialization for empty DB (#31656)

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This fixes an issue where running geth with `--history.chain postmerge`
would not work on an empty database.

```
ERROR[04-16|23:11:12.913] Chain history database is pruned to unknown block tail=0
Fatal: Failed to register the Ethereum service: unexpected database tail
```
This commit is contained in:
Felix Lange 2025-04-17 04:39:21 +02:00 committed by sivaratrisrinivas
parent 598c963af0
commit c731f693a2
1 changed files with 1 additions and 1 deletions
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2
core/blockchain.go
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@ -620,7 +620,7 @@ func (bc *BlockChain) initializeHistoryPruning(latest uint64) error {
if predefinedPoint == nil { if predefinedPoint == nil {
log.Error("Chain history pruning is not supported for this network", "genesis", bc.genesisBlock.Hash()) log.Error("Chain history pruning is not supported for this network", "genesis", bc.genesisBlock.Hash())
return fmt.Errorf("history pruning requested for unknown network") return fmt.Errorf("history pruning requested for unknown network")
} else if freezerTail != predefinedPoint.BlockNumber { } else if freezerTail > 0 && freezerTail != predefinedPoint.BlockNumber {
log.Error("Chain history database is pruned to unknown block", "tail", freezerTail) log.Error("Chain history database is pruned to unknown block", "tail", freezerTail)
return fmt.Errorf("unexpected database tail") return fmt.Errorf("unexpected database tail")
} }