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core/rawdb: fix the transaction indexer (#22395)

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gary rong 2021-03-01 17:26:10 +08:00 committed by GitHub
parent d96870428f
commit 19d7a37abb
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1 changed files with 14 additions and 14 deletions
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28
core/rawdb/chain_iterator.go
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@ -243,13 +243,13 @@ func indexTransactions(db ethdb.Database, from uint64, to uint64, interrupt chan
} }
} }
} }
// If there exists uncommitted data, flush them. // Flush the new indexing tail and the last committed data. It can also happen
if batch.ValueSize() > 0 { // that the last batch is empty because nothing to index, but the tail has to
WriteTxIndexTail(batch, lastNum) // Also write the tail there // be flushed anyway.
if err := batch.Write(); err != nil { WriteTxIndexTail(batch, lastNum)
log.Crit("Failed writing batch to db", "error", err) if err := batch.Write(); err != nil {
return log.Crit("Failed writing batch to db", "error", err)
} return
} }
select { select {
case <-interrupt: case <-interrupt:
@ -334,13 +334,13 @@ func unindexTransactions(db ethdb.Database, from uint64, to uint64, interrupt ch
} }
} }
} }
// Commit the last batch if there exists uncommitted data // Flush the new indexing tail and the last committed data. It can also happen
if batch.ValueSize() > 0 { // that the last batch is empty because nothing to unindex, but the tail has to
WriteTxIndexTail(batch, nextNum) // be flushed anyway.
if err := batch.Write(); err != nil { WriteTxIndexTail(batch, nextNum)
log.Crit("Failed writing batch to db", "error", err) if err := batch.Write(); err != nil {
return log.Crit("Failed writing batch to db", "error", err)
} return
} }
select { select {
case <-interrupt: case <-interrupt: