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core/rawdb: add specified key length iterator (#24535)

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This commit is contained in:
aaronbuchwald
2022-03-15 04:28:26 -04:00
committed by GitHub
parent 70da74e73a
commit c3701b265e
4 changed files with 119 additions and 13 deletions
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23
core/state/snapshot/snapshot.go
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@ -546,20 +546,19 @@ func diffToDisk(bottom *diffLayer) *diskLayer {
it := rawdb.IterateStorageSnapshots(base.diskdb, hash)
for it.Next() {
if key := it.Key(); len(key) == 65 { // TODO(karalabe): Yuck, we should move this into the iterator
batch.Delete(key)
base.cache.Del(key[1:])
snapshotFlushStorageItemMeter.Mark(1)
key := it.Key()
batch.Delete(key)
base.cache.Del(key[1:])
snapshotFlushStorageItemMeter.Mark(1)
// Ensure we don't delete too much data blindly (contract can be
// huge). It's ok to flush, the root will go missing in case of a
// crash and we'll detect and regenerate the snapshot.
if batch.ValueSize() > ethdb.IdealBatchSize {
if err := batch.Write(); err != nil {
log.Crit("Failed to write storage deletions", "err", err)
}
batch.Reset()
// Ensure we don't delete too much data blindly (contract can be
// huge). It's ok to flush, the root will go missing in case of a
// crash and we'll detect and regenerate the snapshot.
if batch.ValueSize() > ethdb.IdealBatchSize {
if err := batch.Write(); err != nil {
log.Crit("Failed to write storage deletions", "err", err)
}
batch.Reset()
}
}
it.Release()