fix history pruning initialization for empty DB

ucwong · ucwong · commit 172668440645 · 2025-04-17T17:49:14.000+08:00
diff --git a/core/blockchain.go b/core/blockchain.go
@@ -588,7 +588,7 @@ func (bc *BlockChain) initializeHistoryPruning(latest uint64) error {
 		if predefinedPoint == nil {
 			log.Error("Chain history pruning is not supported for this network", "genesis", bc.genesisBlock.Hash())
 			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)
 			return fmt.Errorf("unexpected database tail")
 		}

Original file line number	Diff line number	Diff line change
`@@ -588,7 +588,7 @@ func (bc *BlockChain) initializeHistoryPruning(latest uint64) error {`
`588`	`588`	`if predefinedPoint == nil {`
`589`	`589`	`log.Error("Chain history pruning is not supported for this network", "genesis", bc.genesisBlock.Hash())`
`590`	`590`	`return fmt.Errorf("history pruning requested for unknown network")`
`591`		`- } else if freezerTail != predefinedPoint.BlockNumber {`
	`591`	`+ } else if freezerTail > 0 && freezerTail != predefinedPoint.BlockNumber {`
`592`	`592`	`log.Error("Chain history database is pruned to unknown block", "tail", freezerTail)`
`593`	`593`	`return fmt.Errorf("unexpected database tail")`
`594`	`594`	`}`