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core/rawdb: change ReadReceipt(...) to derive a specific receipt

This commit is contained in:
pengin7384 2024-04-28 18:15:51 +09:00
parent 6cd7f43094
commit 8f13fe41ec
1 changed files with 52 additions and 9 deletions
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61
core/rawdb/accessors_indexes.go
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@ -21,6 +21,7 @@ import (
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/consensus/misc/eip4844"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/log"
@ -120,9 +121,9 @@ func ReadTransaction(db ethdb.Reader, hash common.Hash) (*types.Transaction, com
// ReadReceipt retrieves a specific transaction receipt from the database, along with
// its added positional metadata.
func ReadReceipt(db ethdb.Reader, hash common.Hash, config *params.ChainConfig) (*types.Receipt, common.Hash, uint64, uint64) {
// Retrieve the context of the receipt based on the transaction hash
blockNumber := ReadTxLookupEntry(db, hash)
func ReadReceipt(db ethdb.Reader, txHash common.Hash, config *params.ChainConfig) (*types.Receipt, common.Hash, uint64, uint64) {
// Retrieve the context of the receipt based on the transaction txHash
blockNumber := ReadTxLookupEntry(db, txHash)
if blockNumber == nil {
return nil, common.Hash{}, 0, 0
}
@ -134,14 +135,56 @@ func ReadReceipt(db ethdb.Reader, hash common.Hash, config *params.ChainConfig)
if blockHeader == nil {
return nil, common.Hash{}, 0, 0
}
// Read all the receipts from the block and return the one with the matching hash
receipts := ReadReceipts(db, blockHash, *blockNumber, blockHeader.Time, config)
for receiptIndex, receipt := range receipts {
if receipt.TxHash == hash {
return receipt, blockHash, *blockNumber, uint64(receiptIndex)
blockBody := ReadBody(db, blockHash, *blockNumber)
if blockBody == nil {
log.Error("Missing body but have receipt", "blockHash", blockHash, "number", blockNumber)
return nil, common.Hash{}, 0, 0
}
// Find index by tx txHash
for txIndex, tx := range blockBody.Transactions {
if tx.Hash() == txHash {
// Read raw receipts only if hash matches
receipts := ReadRawReceipts(db, blockHash, *blockNumber)
if receipts == nil {
return nil, common.Hash{}, 0, 0
}
if len(blockBody.Transactions) != len(receipts) {
log.Error("Transaction and receipt count mismatch", "txs", len(blockBody.Transactions), "receipts", len(receipts))
return nil, common.Hash{}, 0, 0
}
targetReceipt := receipts[txIndex]
signer := types.MakeSigner(config, new(big.Int).SetUint64(*blockNumber), blockHeader.Time)
// Compute effective blob gas price.
var blobGasPrice *big.Int
if blockHeader.ExcessBlobGas != nil {
blobGasPrice = eip4844.CalcBlobFee(*blockHeader.ExcessBlobGas)
}
var gasUsed uint64
if txIndex == 0 {
gasUsed = targetReceipt.CumulativeGasUsed
} else {
gasUsed = targetReceipt.CumulativeGasUsed - receipts[txIndex-1].CumulativeGasUsed
}
// Calculate the staring log index from previous logs
logIndex := uint(0)
for i := 0; i < txIndex; i++ {
logIndex += uint(len(receipts[i].Logs))
}
if err := targetReceipt.DeriveField(signer, blockHash, *blockNumber, blockHeader.BaseFee, blobGasPrice, uint(txIndex), gasUsed, logIndex, blockBody.Transactions[txIndex]); err != nil {
log.Error("Failed to derive the receipt fields", "txHash", txHash, "err", err)
return nil, common.Hash{}, 0, 0
}
return targetReceipt, blockHash, *blockNumber, uint64(txIndex)
}
}
log.Error("Receipt not found", "number", *blockNumber, "hash", blockHash, "txhash", hash)
log.Error("Receipt not found", "number", *blockNumber, "txHash", blockHash, "txhash", txHash)
return nil, common.Hash{}, 0, 0
}