mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
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285 lines
11 KiB
Go
285 lines
11 KiB
Go
// Copyright 2014 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// Package core implements the Ethereum consensus protocol.
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package core
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import (
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"encoding/json"
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"fmt"
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"os"
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"time"
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"github.com/ledgerwatch/erigon/common"
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"github.com/ledgerwatch/erigon/common/mclock"
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"github.com/ledgerwatch/erigon/common/u256"
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"github.com/ledgerwatch/erigon/consensus"
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"github.com/ledgerwatch/erigon/consensus/misc"
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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/core/vm"
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"github.com/ledgerwatch/erigon/log"
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"github.com/ledgerwatch/erigon/metrics"
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"github.com/ledgerwatch/erigon/params"
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)
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var (
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blockExecutionTimer = metrics.NewRegisteredTimer("chain/execution", nil)
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blockReorgInvalidatedTx = metrics.NewRegisteredMeter("chain/reorg/invalidTx", nil)
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)
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const (
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TriesInMemory = 128
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)
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// statsReportLimit is the time limit during import and export after which we
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// always print out progress. This avoids the user wondering what's going on.
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const statsReportLimit = 8 * time.Second
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// report prints statistics if some number of blocks have been processed
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// or more than a few seconds have passed since the last message.
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func (st *InsertStats) Report(logPrefix string, chain []*types.Block, index int, toCommit bool) {
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// Fetch the timings for the batch
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var (
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now = mclock.Now()
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elapsed = time.Duration(now) - time.Duration(st.StartTime)
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)
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// If we're at the last block of the batch or report period reached, log
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if index == len(chain)-1 || elapsed >= statsReportLimit || toCommit {
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// Count the number of transactions in this segment
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var txs int
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for _, block := range chain[st.lastIndex : index+1] {
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txs += len(block.Transactions())
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}
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end := chain[index]
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context := []interface{}{
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"blocks", st.Processed, "txs", txs,
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"elapsed", common.PrettyDuration(elapsed),
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"number", end.Number(), "hash", end.Hash(),
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}
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if timestamp := time.Unix(int64(end.Time()), 0); time.Since(timestamp) > time.Minute {
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context = append(context, []interface{}{"age", common.PrettyAge(timestamp)}...)
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}
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if st.queued > 0 {
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context = append(context, []interface{}{"queued", st.queued}...)
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}
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if st.ignored > 0 {
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context = append(context, []interface{}{"ignored", st.ignored}...)
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}
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log.Info(fmt.Sprintf("[%s] Imported new chain segment", logPrefix), context...)
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*st = InsertStats{StartTime: now, lastIndex: index + 1}
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}
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}
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// ExecuteBlockEphemerally runs a block from provided stateReader and
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// writes the result to the provided stateWriter
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func ExecuteBlockEphemerally(
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chainConfig *params.ChainConfig,
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vmConfig *vm.Config,
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getHeader func(hash common.Hash, number uint64) *types.Header,
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engine consensus.Engine,
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block *types.Block,
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stateReader state.StateReader,
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stateWriter state.WriterWithChangeSets,
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checkTEVM func(codeHash common.Hash) (bool, error),
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) (types.Receipts, error) {
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defer blockExecutionTimer.UpdateSince(time.Now())
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block.Uncles()
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ibs := state.New(stateReader)
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header := block.Header()
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var receipts types.Receipts
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usedGas := new(uint64)
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gp := new(GasPool)
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gp.AddGas(block.GasLimit())
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if !vmConfig.ReadOnly {
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if err := InitializeBlockExecution(engine, block.Header(), block.Transactions(), block.Uncles(), stateWriter, chainConfig, ibs); err != nil {
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return nil, err
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}
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}
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if chainConfig.DAOForkSupport && chainConfig.DAOForkBlock != nil && chainConfig.DAOForkBlock.Cmp(block.Number()) == 0 {
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misc.ApplyDAOHardFork(ibs)
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}
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noop := state.NewNoopWriter()
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for i, tx := range block.Transactions() {
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ibs.Prepare(tx.Hash(), block.Hash(), i)
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writeTrace := false
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if vmConfig.Debug && vmConfig.Tracer == nil {
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vmConfig.Tracer = vm.NewStructLogger(&vm.LogConfig{})
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writeTrace = true
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}
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receipt, _, err := ApplyTransaction(chainConfig, getHeader, engine, nil, gp, ibs, noop, header, tx, usedGas, *vmConfig, checkTEVM)
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if writeTrace {
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w, err1 := os.Create(fmt.Sprintf("txtrace_%x.txt", tx.Hash()))
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if err1 != nil {
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panic(err1)
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}
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encoder := json.NewEncoder(w)
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logs := FormatLogs(vmConfig.Tracer.(*vm.StructLogger).StructLogs())
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if err2 := encoder.Encode(logs); err2 != nil {
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panic(err2)
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}
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if err2 := w.Close(); err2 != nil {
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panic(err2)
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}
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vmConfig.Tracer = nil
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}
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if err != nil {
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return nil, fmt.Errorf("could not apply tx %d from block %d [%v]: %w", i, block.NumberU64(), tx.Hash().Hex(), err)
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}
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if !vmConfig.NoReceipts {
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receipts = append(receipts, receipt)
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}
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}
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if chainConfig.IsByzantium(header.Number.Uint64()) && !vmConfig.NoReceipts {
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receiptSha := types.DeriveSha(receipts)
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if receiptSha != block.Header().ReceiptHash {
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return nil, fmt.Errorf("mismatched receipt headers for block %d", block.NumberU64())
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}
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}
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if *usedGas != header.GasUsed {
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return nil, fmt.Errorf("gas used by execution: %d, in header: %d", *usedGas, header.GasUsed)
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}
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if !vmConfig.NoReceipts {
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bloom := types.CreateBloom(receipts)
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if bloom != header.Bloom {
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return nil, fmt.Errorf("bloom computed by execution: %x, in header: %x", bloom, header.Bloom)
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}
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}
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if !vmConfig.ReadOnly {
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if err := FinalizeBlockExecution(engine, block.Header(), block.Transactions(), block.Uncles(), stateWriter, chainConfig, ibs); err != nil {
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return nil, err
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}
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}
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return receipts, nil
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}
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// SystemAddress - sender address for internal state updates.
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var SystemAddress = common.HexToAddress("0xfffffffffffffffffffffffffffffffffffffffe")
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func SysCallContract(contract common.Address, data []byte, chainConfig params.ChainConfig, ibs *state.IntraBlockState, header *types.Header, engine consensus.Engine) (result []byte, err error) {
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gp := new(GasPool)
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gp.AddGas(50_000_000)
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var gasUsed uint64
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if chainConfig.DAOForkSupport && chainConfig.DAOForkBlock != nil && chainConfig.DAOForkBlock.Cmp(header.Number) == 0 {
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misc.ApplyDAOHardFork(ibs)
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}
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noop := state.NewNoopWriter()
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tx, err := SysCallContractTx(contract, data, ibs)
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if err != nil {
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return nil, fmt.Errorf("SysCallContract: %w ", err)
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}
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// Set infinite balance to the fake caller account.
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fmt.Printf("call contract: %d,%x,%x\n", header.Number.Uint64(), contract, data)
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vmConfig := vm.Config{NoReceipts: true, Debug: true, Tracer: vm.NewStructLogger(&vm.LogConfig{})}
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_, result, err = ApplyTransaction(&chainConfig, nil, engine, &SystemAddress, gp, ibs, noop, header, tx, &gasUsed, vmConfig, nil)
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if err != nil {
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return result, fmt.Errorf("SysCallContract: %w ", err)
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}
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ibs.SetNonce(SystemAddress, 0)
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//w, err1 := os.Create(fmt.Sprintf("txtrace_before.json"))
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//if err1 != nil {
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// panic(err1)
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//}
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//encoder := json.NewEncoder(w)
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//logs := FormatLogs(vmConfig.Tracer.(*vm.StructLogger).StructLogs())
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//if err2 := encoder.Encode(logs); err2 != nil {
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// panic(err2)
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//}
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return result, nil
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}
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// from the null sender, with 50M gas.
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func SysCallContractTx(contract common.Address, data []byte, ibs *state.IntraBlockState) (tx types.Transaction, err error) {
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//nonce := ibs.GetNonce(SystemAddress)
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tx = types.NewTransaction(0, contract, u256.Num0, 50_000_000, u256.Num0, data)
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return tx.FakeSign(SystemAddress)
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}
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func CallContract(contract common.Address, data []byte, chainConfig params.ChainConfig, ibs *state.IntraBlockState, header *types.Header, engine consensus.Engine) (result []byte, err error) {
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gp := new(GasPool)
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gp.AddGas(50_000_000)
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var gasUsed uint64
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if chainConfig.DAOForkSupport && chainConfig.DAOForkBlock != nil && chainConfig.DAOForkBlock.Cmp(header.Number) == 0 {
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misc.ApplyDAOHardFork(ibs)
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}
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noop := state.NewNoopWriter()
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tx, err := CallContractTx(contract, data, ibs)
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if err != nil {
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return nil, fmt.Errorf("SysCallContract: %w ", err)
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}
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// Set infinite balance to the fake caller account.
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fmt.Printf("call contract: %d,%x,%x\n", header.Number.Uint64(), contract, data)
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vmConfig := vm.Config{NoReceipts: true, Debug: true, Tracer: vm.NewStructLogger(&vm.LogConfig{})}
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_, result, err = ApplyTransaction(&chainConfig, nil, engine, &SystemAddress, gp, ibs, noop, header, tx, &gasUsed, vmConfig, nil)
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if err != nil {
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return result, fmt.Errorf("SysCallContract: %w ", err)
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}
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//w, err1 := os.Create(fmt.Sprintf("txtrace_before.json"))
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//if err1 != nil {
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// panic(err1)
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//}
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//encoder := json.NewEncoder(w)
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//logs := FormatLogs(vmConfig.Tracer.(*vm.StructLogger).StructLogs())
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//if err2 := encoder.Encode(logs); err2 != nil {
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// panic(err2)
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//}
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return result, nil
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}
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// from the null sender, with 50M gas.
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func CallContractTx(contract common.Address, data []byte, ibs *state.IntraBlockState) (tx types.Transaction, err error) {
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from := common.Address{}
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nonce := ibs.GetNonce(from)
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tx = types.NewTransaction(nonce, contract, u256.Num0, 50_000_000, u256.Num0, data)
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return tx.FakeSign(from)
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}
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func FinalizeBlockExecution(engine consensus.Engine, header *types.Header, txs types.Transactions, uncles []*types.Header, stateWriter state.WriterWithChangeSets, cc *params.ChainConfig, ibs *state.IntraBlockState) error {
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// Finalize the block, applying any consensus engine specific extras (e.g. block rewards)
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engine.Finalize(cc, header, ibs, txs, uncles, func(contract common.Address, data []byte) ([]byte, error) {
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return CallContract(contract, data, *cc, ibs, header, engine)
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})
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if err := ibs.CommitBlock(cc.Rules(header.Number.Uint64()), stateWriter); err != nil {
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return fmt.Errorf("committing block %d failed: %v", header.Number.Uint64(), err)
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}
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if err := stateWriter.WriteChangeSets(); err != nil {
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return fmt.Errorf("writing changesets for block %d failed: %v", header.Number.Uint64(), err)
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}
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return nil
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}
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func InitializeBlockExecution(engine consensus.Engine, header *types.Header, txs types.Transactions, uncles []*types.Header, stateWriter state.WriterWithChangeSets, cc *params.ChainConfig, ibs *state.IntraBlockState) error {
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// Finalize the block, applying any consensus engine specific extras (e.g. block rewards)
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engine.Initialize(cc, header, ibs, txs, uncles, func(contract common.Address, data []byte) ([]byte, error) {
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return SysCallContract(contract, data, *cc, ibs, header, engine)
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})
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return nil
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}
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