erigon-pulse/cmd/rpcdaemon/commands/eth_txs.go

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package commands
import (
"context"
"fmt"
"github.com/ledgerwatch/turbo-geth/common"
"github.com/ledgerwatch/turbo-geth/common/hexutil"
"github.com/ledgerwatch/turbo-geth/core/rawdb"
"github.com/ledgerwatch/turbo-geth/ethdb"
"github.com/ledgerwatch/turbo-geth/rpc"
)
// GetTransactionByHash implements eth_getTransactionByHash. Returns information about a transaction given the transaction's hash.
func (api *APIImpl) GetTransactionByHash(ctx context.Context, hash common.Hash) (*RPCTransaction, error) {
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tx, err := api.db.BeginRo(ctx)
if err != nil {
return nil, err
}
defer tx.Rollback()
// https://infura.io/docs/ethereum/json-rpc/eth-getTransactionByHash
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txn, blockHash, blockNumber, txIndex := rawdb.ReadTransaction(ethdb.NewRoTxDb(tx), hash)
if txn == nil {
return nil, nil // not error, see https://github.com/ledgerwatch/turbo-geth/issues/1645
}
return newRPCTransaction(txn, blockHash, blockNumber, txIndex), nil
}
// GetTransactionByBlockHashAndIndex implements eth_getTransactionByBlockHashAndIndex. Returns information about a transaction given the block's hash and a transaction index.
func (api *APIImpl) GetTransactionByBlockHashAndIndex(ctx context.Context, blockHash common.Hash, txIndex hexutil.Uint64) (*RPCTransaction, error) {
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tx, err := api.db.BeginRo(ctx)
if err != nil {
return nil, err
}
defer tx.Rollback()
// https://infura.io/docs/ethereum/json-rpc/eth-getTransactionByBlockHashAndIndex
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block, err := rawdb.ReadBlockByHash(ethdb.NewRoTxDb(tx), blockHash)
if err != nil {
return nil, err
}
if block == nil {
return nil, nil // not error, see https://github.com/ledgerwatch/turbo-geth/issues/1645
}
txs := block.Transactions()
if uint64(txIndex) >= uint64(len(txs)) {
return nil, fmt.Errorf("txIndex (%d) out of range (nTxs: %d)", uint64(txIndex), uint64(len(txs)))
}
return newRPCTransaction(txs[txIndex], block.Hash(), block.NumberU64(), uint64(txIndex)), nil
}
// GetTransactionByBlockNumberAndIndex implements eth_getTransactionByBlockNumberAndIndex. Returns information about a transaction given a block number and transaction index.
func (api *APIImpl) GetTransactionByBlockNumberAndIndex(ctx context.Context, blockNr rpc.BlockNumber, txIndex hexutil.Uint) (*RPCTransaction, error) {
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tx, err := api.db.BeginRo(ctx)
if err != nil {
return nil, err
}
defer tx.Rollback()
// https://infura.io/docs/ethereum/json-rpc/eth-getTransactionByBlockNumberAndIndex
blockNum, err := getBlockNumber(blockNr, tx)
if err != nil {
return nil, err
}
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block, err := rawdb.ReadBlockByNumber(ethdb.NewRoTxDb(tx), blockNum)
if err != nil {
return nil, err
}
if block == nil {
return nil, nil // not error, see https://github.com/ledgerwatch/turbo-geth/issues/1645
}
txs := block.Transactions()
if uint64(txIndex) >= uint64(len(txs)) {
return nil, fmt.Errorf("txIndex (%d) out of range (nTxs: %d)", uint64(txIndex), uint64(len(txs)))
}
return newRPCTransaction(txs[txIndex], block.Hash(), block.NumberU64(), uint64(txIndex)), nil
}