mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-25 13:07:17 +00:00
113 lines
3.3 KiB
Go
113 lines
3.3 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/holiman/uint256"
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jsoniter "github.com/json-iterator/go"
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"github.com/ledgerwatch/erigon/common"
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"github.com/ledgerwatch/erigon/consensus/ethash"
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"github.com/ledgerwatch/erigon/core/rawdb"
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"github.com/ledgerwatch/erigon/core/state"
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"github.com/ledgerwatch/erigon/core/types"
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"github.com/ledgerwatch/erigon/eth/tracers"
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"github.com/ledgerwatch/erigon/internal/ethapi"
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"github.com/ledgerwatch/erigon/rpc"
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"github.com/ledgerwatch/erigon/turbo/rpchelper"
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"github.com/ledgerwatch/erigon/turbo/transactions"
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)
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// TraceTransaction implements debug_traceTransaction. Returns Geth style transaction traces.
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func (api *PrivateDebugAPIImpl) TraceTransaction(ctx context.Context, hash common.Hash, config *tracers.TraceConfig, stream *jsoniter.Stream) error {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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stream.WriteNil()
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return err
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}
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defer tx.Rollback()
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// Retrieve the transaction and assemble its EVM context
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txn, blockHash, _, txIndex, err := rawdb.ReadTransaction(tx, hash)
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if err != nil {
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return err
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}
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if txn == nil {
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stream.WriteNil()
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return fmt.Errorf("transaction %#x not found", hash)
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}
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chainConfig, err := api.chainConfig(tx)
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if err != nil {
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stream.WriteNil()
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return err
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}
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block, _, err := rawdb.ReadBlockByHashWithSenders(tx, blockHash)
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if err != nil {
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return err
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}
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if block == nil {
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return nil
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}
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getHeader := func(hash common.Hash, number uint64) *types.Header {
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return rawdb.ReadHeader(tx, hash, number)
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}
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msg, blockCtx, txCtx, ibs, _, err := transactions.ComputeTxEnv(ctx, block, chainConfig, getHeader, nil /* checkTEVM */, ethash.NewFaker(), tx, blockHash, txIndex)
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if err != nil {
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stream.WriteNil()
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return err
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}
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// Trace the transaction and return
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return transactions.TraceTx(ctx, msg, blockCtx, txCtx, ibs, config, chainConfig, stream)
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}
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func (api *PrivateDebugAPIImpl) TraceCall(ctx context.Context, args ethapi.CallArgs, blockNrOrHash rpc.BlockNumberOrHash, config *tracers.TraceConfig, stream *jsoniter.Stream) error {
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dbtx, err := api.db.BeginRo(ctx)
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if err != nil {
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stream.WriteNil()
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return err
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}
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defer dbtx.Rollback()
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chainConfig, err := api.chainConfig(dbtx)
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if err != nil {
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stream.WriteNil()
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return err
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}
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blockNumber, hash, err := rpchelper.GetBlockNumber(blockNrOrHash, dbtx, api.filters)
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if err != nil {
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stream.WriteNil()
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return err
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}
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var stateReader state.StateReader
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if num, ok := blockNrOrHash.Number(); ok && num == rpc.LatestBlockNumber {
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stateReader = state.NewPlainStateReader(dbtx)
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} else {
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stateReader = state.NewPlainKvState(dbtx, blockNumber)
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}
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header := rawdb.ReadHeader(dbtx, hash, blockNumber)
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if header == nil {
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stream.WriteNil()
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return fmt.Errorf("block %d(%x) not found", blockNumber, hash)
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}
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ibs := state.New(stateReader)
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var baseFee *uint256.Int
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if header != nil && header.BaseFee != nil {
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var overflow bool
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baseFee, overflow = uint256.FromBig(header.BaseFee)
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if overflow {
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return fmt.Errorf("header.BaseFee uint256 overflow")
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}
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}
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msg, err := args.ToMessage(api.GasCap, baseFee)
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if err != nil {
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return err
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}
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blockCtx, txCtx := transactions.GetEvmContext(msg, header, blockNrOrHash.RequireCanonical, dbtx)
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// Trace the transaction and return
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return transactions.TraceTx(ctx, msg, blockCtx, txCtx, ibs, config, chainConfig, stream)
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}
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