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core/rawdb: avoid unnecessary receipt processing for log filtering (#23147)

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* core/types: rm extranous check in test

* core/rawdb: add lightweight types for block logs

* core/rawdb,eth: use lightweight accessor for log filtering

* core/rawdb: add bench for decoding into rlpLogs
This commit is contained in:
Sina Mahmoodi
2021-09-28 12:54:49 +02:00
committed by GitHub
parent ab2caaee11
commit 783e97ef1f
5 changed files with 301 additions and 9 deletions
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13
eth/api_backend.go
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@ -181,13 +181,14 @@ func (b *EthAPIBackend) GetReceipts(ctx context.Context, hash common.Hash) (type
}
func (b *EthAPIBackend) GetLogs(ctx context.Context, hash common.Hash) ([][]*types.Log, error) {
receipts := b.eth.blockchain.GetReceiptsByHash(hash)
if receipts == nil {
return nil, nil
db := b.eth.ChainDb()
number := rawdb.ReadHeaderNumber(db, hash)
if number == nil {
return nil, errors.New("failed to get block number from hash")
}
logs := make([][]*types.Log, len(receipts))
for i, receipt := range receipts {
logs[i] = receipt.Logs
logs := rawdb.ReadLogs(db, hash, *number)
if logs == nil {
return nil, errors.New("failed to get logs for block")
}
return logs, nil
}