mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-26 13:40:05 +00:00
84 lines
3.0 KiB
Go
84 lines
3.0 KiB
Go
package commands
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import (
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"context"
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"fmt"
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"github.com/ledgerwatch/turbo-geth/common"
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"github.com/ledgerwatch/turbo-geth/common/hexutil"
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"github.com/ledgerwatch/turbo-geth/core/rawdb"
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"github.com/ledgerwatch/turbo-geth/ethdb"
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"github.com/ledgerwatch/turbo-geth/rpc"
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)
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// GetTransactionByHash implements eth_getTransactionByHash. Returns information about a transaction given the transaction's hash.
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func (api *APIImpl) GetTransactionByHash(ctx context.Context, hash common.Hash) (*RPCTransaction, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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// https://infura.io/docs/ethereum/json-rpc/eth-getTransactionByHash
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txn, blockHash, blockNumber, txIndex := rawdb.ReadTransaction(ethdb.NewRoTxDb(tx), hash)
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if txn == nil {
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return nil, nil // not error, see https://github.com/ledgerwatch/turbo-geth/issues/1645
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}
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return newRPCTransaction(txn, blockHash, blockNumber, txIndex), nil
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}
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// GetTransactionByBlockHashAndIndex implements eth_getTransactionByBlockHashAndIndex. Returns information about a transaction given the block's hash and a transaction index.
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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)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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// https://infura.io/docs/ethereum/json-rpc/eth-getTransactionByBlockHashAndIndex
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block, err := rawdb.ReadBlockByHash(ethdb.NewRoTxDb(tx), blockHash)
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if err != nil {
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return nil, err
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}
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if block == nil {
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return nil, nil // not error, see https://github.com/ledgerwatch/turbo-geth/issues/1645
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}
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txs := block.Transactions()
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if uint64(txIndex) >= uint64(len(txs)) {
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return nil, fmt.Errorf("txIndex (%d) out of range (nTxs: %d)", uint64(txIndex), uint64(len(txs)))
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}
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return newRPCTransaction(txs[txIndex], block.Hash(), block.NumberU64(), uint64(txIndex)), nil
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}
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// GetTransactionByBlockNumberAndIndex implements eth_getTransactionByBlockNumberAndIndex. Returns information about a transaction given a block number and transaction index.
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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)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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// https://infura.io/docs/ethereum/json-rpc/eth-getTransactionByBlockNumberAndIndex
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blockNum, err := getBlockNumber(blockNr, tx)
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if err != nil {
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return nil, err
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}
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block, err := rawdb.ReadBlockByNumber(ethdb.NewRoTxDb(tx), blockNum)
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if err != nil {
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return nil, err
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}
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if block == nil {
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return nil, nil // not error, see https://github.com/ledgerwatch/turbo-geth/issues/1645
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}
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txs := block.Transactions()
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if uint64(txIndex) >= uint64(len(txs)) {
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return nil, fmt.Errorf("txIndex (%d) out of range (nTxs: %d)", uint64(txIndex), uint64(len(txs)))
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}
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return newRPCTransaction(txs[txIndex], block.Hash(), block.NumberU64(), uint64(txIndex)), nil
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}
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