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core/rawdb: fix transaction indexing/unindexing hashing error (#22457)

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* core/rawdb: more verbose error logs + better hashing

* core/rawdb: add failing testcase

* core/rawdb: properly hash transactions while indexing/unindexing

* core/rawdb: exit on error + better log msg
This commit is contained in:
Martin Holst Swende
2021-03-16 11:15:14 +01:00
committed by GitHub
parent 7cbf1d70a7
commit 94ab4ea341
3 changed files with 65 additions and 38 deletions
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29
core/rawdb/chain_iterator.go
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@ -23,10 +23,10 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/prque"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/rlp"
"golang.org/x/crypto/sha3"
)
// InitDatabaseFromFreezer reinitializes an empty database from a previous batch
@ -135,32 +135,15 @@ func iterateTransactions(db ethdb.Database, from uint64, to uint64, reverse bool
close(hashesCh)
}
}()
var hasher = sha3.NewLegacyKeccak256()
for data := range rlpCh {
it, err := rlp.NewListIterator(data.rlp)
if err != nil {
log.Warn("tx iteration error", "error", err)
return
}
it.Next()
txs := it.Value()
txIt, err := rlp.NewListIterator(txs)
if err != nil {
log.Warn("tx iteration error", "error", err)
var body types.Body
if err := rlp.DecodeBytes(data.rlp, &body); err != nil {
log.Warn("Failed to decode block body", "block", data.number, "error", err)
return
}
var hashes []common.Hash
for txIt.Next() {
if err := txIt.Err(); err != nil {
log.Warn("tx iteration error", "error", err)
return
}
var txHash common.Hash
hasher.Reset()
hasher.Write(txIt.Value())
hasher.Sum(txHash[:0])
hashes = append(hashes, txHash)
for _, tx := range body.Transactions {
hashes = append(hashes, tx.Hash())
}
result := &blockTxHashes{
hashes: hashes,