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core: drop old transfer data during state jump

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This commit is contained in:
Roman Khimov 2022-02-16 11:51:27 +03:00
parent 3a2b800e5f
commit 805d81e441
1 changed files with 8 additions and 2 deletions
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10
pkg/core/blockchain.go
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@ -566,13 +566,19 @@ func (bc *Blockchain) jumpToStateInternal(p uint32, stage stateJumpStage) error
// After current state is updated, we need to remove outdated state-related data if so.
// The only outdated data we might have is genesis-related data, so check it.
if p-bc.config.MaxTraceableBlocks > 0 {
cache := bc.dao.GetWrapped()
cache := bc.dao.GetWrapped().(*dao.Simple)
writeBuf.Reset()
err := cache.DeleteBlock(bc.headerHashes[0], writeBuf)
if err != nil {
return fmt.Errorf("failed to remove outdated state data for the genesis block: %w", err)
}
// TODO: remove NEP-17 transfers and NEP-17 transfer info for genesis block, #2096 related.
prefixes := []byte{byte(storage.STNEP11Transfers), byte(storage.STNEP17Transfers), byte(storage.STTokenTransferInfo)}
for i := range prefixes {
cache.Store.Seek(storage.SeekRange{Prefix: prefixes[i : i+1]}, func(k, v []byte) bool {
_ = cache.Store.Delete(k) // It's MemCachedStore which never returns an error.
return true
})
}
_, err = cache.Persist()
if err != nil {
return fmt.Errorf("failed to drop genesis block state: %w", err)