mirror of
https://github.com/ethereum/go-ethereum.git
synced 2026-06-03 21:48:36 +00:00
329 lines
12 KiB
Go
329 lines
12 KiB
Go
package core
|
|
|
|
import (
|
|
"cmp"
|
|
"context"
|
|
"fmt"
|
|
"runtime"
|
|
"slices"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/core/state"
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
"github.com/ethereum/go-ethereum/core/types/bal"
|
|
"github.com/ethereum/go-ethereum/core/vm"
|
|
"golang.org/x/sync/errgroup"
|
|
)
|
|
|
|
// ProcessResultWithMetrics wraps ProcessResult with timing breakdown for BAL block processing.
|
|
type ProcessResultWithMetrics struct {
|
|
ProcessResult *ProcessResult
|
|
PreProcessTime time.Duration
|
|
StateTransitionMetrics *state.BALStateTransitionMetrics
|
|
ExecTime time.Duration
|
|
PostProcessTime time.Duration
|
|
}
|
|
|
|
// ParallelStateProcessor is used to execute and verify blocks containing
|
|
// access lists.
|
|
type ParallelStateProcessor struct {
|
|
*StateProcessor
|
|
vmCfg *vm.Config
|
|
}
|
|
|
|
// NewParallelStateProcessor returns a new ParallelStateProcessor instance.
|
|
func NewParallelStateProcessor(chain *HeaderChain, vmConfig *vm.Config) ParallelStateProcessor {
|
|
res := NewStateProcessor(chain)
|
|
return ParallelStateProcessor{
|
|
res,
|
|
vmConfig,
|
|
}
|
|
}
|
|
|
|
// called by resultHandler when all transactions have successfully executed.
|
|
// performs post-tx state transition (system contracts and withdrawals)
|
|
// and calculates the ProcessResult, returning it to be sent on resCh
|
|
// by resultHandler
|
|
func (p *ParallelStateProcessor) prepareExecResult(block *types.Block, tExecStart time.Time, preTxBal *bal.ConstructionBlockAccessList, statedb *state.StateDB, results []txExecResult) *ProcessResultWithMetrics {
|
|
tExec := time.Since(tExecStart)
|
|
tPostprocessStart := time.Now()
|
|
header := block.Header()
|
|
|
|
vmContext := NewEVMBlockContext(header, p.chain, nil)
|
|
lastBALIdx := len(block.Transactions()) + 1
|
|
postTxState := statedb.WithReader(state.NewReaderWithBlockLevelAccessList(statedb.Reader(), *block.AccessList(), lastBALIdx))
|
|
|
|
cfg := vm.Config{
|
|
NoBaseFee: p.vmCfg.NoBaseFee,
|
|
EnablePreimageRecording: p.vmCfg.EnablePreimageRecording,
|
|
ExtraEips: slices.Clone(p.vmCfg.ExtraEips),
|
|
}
|
|
evm := vm.NewEVM(vmContext, postTxState, p.chainConfig(), cfg)
|
|
|
|
// 1. order the receipts by tx index
|
|
// 2. correctly calculate the cumulative gas used per receipt, returning bad block error if it goes over the allowed
|
|
slices.SortFunc(results, func(a, b txExecResult) int {
|
|
return cmp.Compare(a.receipt.TransactionIndex, b.receipt.TransactionIndex)
|
|
})
|
|
|
|
var (
|
|
// Per-dimension cumulative sums for 2D block gas (EIP-8037).
|
|
sumRegular uint64
|
|
sumState uint64
|
|
cumulativeReceipt uint64 // cumulative receipt gas (what users pay)
|
|
)
|
|
|
|
var allLogs []*types.Log
|
|
var allReceipts []*types.Receipt
|
|
for _, result := range results {
|
|
sumRegular += result.txRegular
|
|
sumState += result.txState
|
|
|
|
cumulativeReceipt += result.execGas
|
|
result.receipt.CumulativeGasUsed = cumulativeReceipt
|
|
allLogs = append(allLogs, result.receipt.Logs...)
|
|
allReceipts = append(allReceipts, result.receipt)
|
|
}
|
|
// Block gas = max(sum_regular, sum_state) per EIP-8037.
|
|
blockGasUsed := max(sumRegular, sumState)
|
|
if blockGasUsed > header.GasLimit {
|
|
return &ProcessResultWithMetrics{
|
|
ProcessResult: &ProcessResult{Error: fmt.Errorf("gas limit exceeded")},
|
|
}
|
|
}
|
|
|
|
requests, postBal, err := PostExecution(context.Background(), p.chainConfig(), block.Number(), block.Time(), allLogs, evm, uint32(len(block.Transactions())+1))
|
|
if err != nil {
|
|
return &ProcessResultWithMetrics{
|
|
ProcessResult: &ProcessResult{Error: err},
|
|
}
|
|
}
|
|
|
|
p.chain.Engine().Finalize(p.chain, block.Header(), evm.StateDB, block.Body(), uint32(len(block.Transactions()))+1, postBal)
|
|
|
|
blockAccessList := bal.NewConstructionBlockAccessList()
|
|
blockAccessList.Merge(preTxBal)
|
|
blockAccessList.Merge(postBal)
|
|
|
|
for _, res := range results {
|
|
blockAccessList.Merge(res.blockAccessList)
|
|
}
|
|
|
|
// TODO: do we move validation to ValidateState?
|
|
if block.AccessList().Hash() != blockAccessList.ToEncodingObj().Hash() {
|
|
// TODO: expose json string method on encoding block access list and log it here
|
|
return &ProcessResultWithMetrics{
|
|
ProcessResult: &ProcessResult{Error: fmt.Errorf("invalid block access list: mismatch between local and remote block access list")},
|
|
}
|
|
}
|
|
|
|
tPostprocess := time.Since(tPostprocessStart)
|
|
|
|
return &ProcessResultWithMetrics{
|
|
ProcessResult: &ProcessResult{
|
|
Receipts: allReceipts,
|
|
Requests: requests,
|
|
Logs: allLogs,
|
|
GasUsed: blockGasUsed,
|
|
Bal: blockAccessList,
|
|
},
|
|
PostProcessTime: tPostprocess,
|
|
ExecTime: tExec,
|
|
}
|
|
}
|
|
|
|
type txExecResult struct {
|
|
idx int // transaction index
|
|
receipt *types.Receipt
|
|
err error // non-EVM error which would render the block invalid
|
|
blockGas uint64
|
|
execGas uint64
|
|
|
|
// Per-tx dimensional gas for Amsterdam 2D gas accounting (EIP-8037).
|
|
txRegular uint64
|
|
txState uint64
|
|
|
|
blockAccessList *bal.ConstructionBlockAccessList
|
|
}
|
|
|
|
// resultHandler polls until all transactions have finished executing and the
|
|
// state root calculation is complete. The result is emitted on resCh.
|
|
func (p *ParallelStateProcessor) resultHandler(block *types.Block, preTxBAL *bal.ConstructionBlockAccessList, statedb *state.StateDB, tExecStart time.Time, txResCh <-chan txExecResult, stateRootCalcResCh <-chan stateRootCalculationResult, resCh chan *ProcessResultWithMetrics) {
|
|
// 1. if the block has transactions, receive the execution results from all of them and return an error on resCh if any txs err'd
|
|
// 2. once all txs are executed, compute the post-tx state transition and produce the ProcessResult sending it on resCh (or an error if the post-tx state didn't match what is reported in the BAL)
|
|
var results []txExecResult
|
|
var cumulativeStateGas, cumulativeRegularGas uint64
|
|
var execErr error
|
|
var numTxComplete int
|
|
|
|
if len(block.Transactions()) > 0 {
|
|
loop:
|
|
for {
|
|
select {
|
|
case res := <-txResCh:
|
|
numTxComplete++
|
|
if execErr == nil {
|
|
// short-circuit if invalid block was detected
|
|
if res.err != nil {
|
|
execErr = res.err
|
|
} else if bottleneck := max(cumulativeRegularGas+res.txRegular, cumulativeStateGas+res.txState); bottleneck > block.GasLimit() {
|
|
execErr = fmt.Errorf("block used too much gas in bottleneck dimension: %d. block gas limit is %d", bottleneck, block.GasLimit())
|
|
} else {
|
|
cumulativeStateGas += res.txState
|
|
results = append(results, res)
|
|
}
|
|
}
|
|
if numTxComplete == len(block.Transactions()) {
|
|
break loop
|
|
}
|
|
}
|
|
}
|
|
|
|
if execErr != nil {
|
|
// Drain stateRootCalcResCh so calcAndVerifyRoot goroutine can exit.
|
|
<-stateRootCalcResCh
|
|
resCh <- &ProcessResultWithMetrics{ProcessResult: &ProcessResult{Error: execErr}}
|
|
return
|
|
}
|
|
}
|
|
|
|
execResults := p.prepareExecResult(block, tExecStart, preTxBAL, statedb, results)
|
|
rootCalcRes := <-stateRootCalcResCh
|
|
|
|
if execResults.ProcessResult.Error != nil {
|
|
resCh <- execResults
|
|
} else if rootCalcRes.err != nil {
|
|
resCh <- &ProcessResultWithMetrics{ProcessResult: &ProcessResult{Error: rootCalcRes.err}}
|
|
} else {
|
|
execResults.StateTransitionMetrics = rootCalcRes.metrics
|
|
resCh <- execResults
|
|
}
|
|
}
|
|
|
|
type stateRootCalculationResult struct {
|
|
err error
|
|
metrics *state.BALStateTransitionMetrics
|
|
}
|
|
|
|
// calcAndVerifyRoot performs the post-state root hash calculation, verifying
|
|
// it against what is reported by the block and returning a result on resCh.
|
|
func (p *ParallelStateProcessor) calcAndVerifyRoot(block *types.Block, stateTransition *state.BALStateTransition, resCh chan stateRootCalculationResult) {
|
|
root := stateTransition.IntermediateRoot(false)
|
|
|
|
res := stateRootCalculationResult{
|
|
metrics: stateTransition.Metrics(),
|
|
}
|
|
|
|
if root != block.Root() {
|
|
res.err = fmt.Errorf("state root mismatch. local: %x. remote: %x", root, block.Root())
|
|
}
|
|
resCh <- res
|
|
}
|
|
|
|
// execTx executes single transaction returning a result which includes state accessed/modified
|
|
func (p *ParallelStateProcessor) execTx(block *types.Block, tx *types.Transaction, balIdx int, db *state.StateDB, signer types.Signer) *txExecResult {
|
|
header := block.Header()
|
|
context := NewEVMBlockContext(header, p.chain, nil)
|
|
|
|
cfg := vm.Config{
|
|
NoBaseFee: p.vmCfg.NoBaseFee,
|
|
EnablePreimageRecording: p.vmCfg.EnablePreimageRecording,
|
|
ExtraEips: slices.Clone(p.vmCfg.ExtraEips),
|
|
}
|
|
evm := vm.NewEVM(context, db, p.chainConfig(), cfg)
|
|
|
|
msg, err := TransactionToMessage(tx, signer, header.BaseFee)
|
|
if err != nil {
|
|
err = fmt.Errorf("could not apply tx %d [%v]: %w", balIdx, tx.Hash().Hex(), err)
|
|
return &txExecResult{err: err}
|
|
}
|
|
gp := NewGasPool(block.GasLimit())
|
|
sender, err := signer.Sender(tx)
|
|
if err != nil {
|
|
// TODO: can this even happen at this stage?
|
|
err = fmt.Errorf("could not recover sender for tx at bal idx %d: %v\n", balIdx, err)
|
|
}
|
|
// TODO: make precompiled addresses be resolvable from chain config + block
|
|
db.Prepare(evm.GetRules(), sender, block.Coinbase(), tx.To(), vm.PrecompiledAddressesCancun, tx.AccessList())
|
|
|
|
db.SetTxContext(tx.Hash(), balIdx-1, uint32(balIdx))
|
|
|
|
receipt, txBAL, err := ApplyTransactionWithEVM(msg, gp, db, block.Number(), block.Hash(), context.Time, tx, evm)
|
|
if err != nil {
|
|
err := fmt.Errorf("could not apply tx %d [%v]: %w", balIdx, tx.Hash().Hex(), err)
|
|
return &txExecResult{err: err}
|
|
}
|
|
|
|
return &txExecResult{
|
|
idx: balIdx,
|
|
receipt: receipt,
|
|
execGas: receipt.GasUsed,
|
|
blockGas: gp.Used(),
|
|
txRegular: gp.cumulativeRegular,
|
|
txState: gp.cumulativeState,
|
|
blockAccessList: txBAL,
|
|
}
|
|
}
|
|
|
|
func (p *ParallelStateProcessor) processBlockPreTx(block *types.Block, statedb *state.StateDB, cfg vm.Config) (*bal.ConstructionBlockAccessList, error) {
|
|
var (
|
|
header = block.Header()
|
|
)
|
|
vmContext := NewEVMBlockContext(header, p.chain, nil)
|
|
evm := vm.NewEVM(vmContext, statedb, p.chainConfig(), cfg)
|
|
|
|
accessList := PreExecution(context.Background(), block.BeaconRoot(), block.ParentHash(), p.chainConfig(), evm, block.Number(), block.Time())
|
|
return accessList, nil
|
|
}
|
|
|
|
// Process performs EVM execution and state root computation for a block which is known
|
|
// to contain an access list.
|
|
func (p *ParallelStateProcessor) Process(block *types.Block, stateTransition *state.BALStateTransition, statedb *state.StateDB, cfg vm.Config) (*ProcessResultWithMetrics, error) {
|
|
var (
|
|
header = block.Header()
|
|
resCh = make(chan *ProcessResultWithMetrics)
|
|
signer = types.MakeSigner(p.chainConfig(), header.Number, header.Time)
|
|
rootCalcResultCh = make(chan stateRootCalculationResult)
|
|
txResCh = make(chan txExecResult)
|
|
|
|
pStart = time.Now()
|
|
tExecStart time.Time
|
|
tPreprocess time.Duration // time to create a set of prestates for parallel transaction execution
|
|
)
|
|
|
|
startingState := statedb.Copy()
|
|
preTxBal, err := p.processBlockPreTx(block, statedb, cfg)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// compute the reads/mutations at the last bal index
|
|
tPreprocess = time.Since(pStart)
|
|
|
|
// execute transactions and state root calculation in parallel
|
|
tExecStart = time.Now()
|
|
go p.resultHandler(block, preTxBal, statedb, tExecStart, txResCh, rootCalcResultCh, resCh)
|
|
var workers errgroup.Group
|
|
workers.SetLimit(runtime.NumCPU())
|
|
for i, t := range block.Transactions() {
|
|
tx := t
|
|
idx := i
|
|
sdb := startingState.Copy()
|
|
workers.Go(func() error {
|
|
startingState := sdb.WithReader(state.NewReaderWithBlockLevelAccessList(statedb.Reader(), *block.AccessList(), idx+1))
|
|
res := p.execTx(block, tx, idx+1, startingState, signer)
|
|
txResCh <- *res
|
|
return nil
|
|
})
|
|
}
|
|
|
|
go p.calcAndVerifyRoot(block, stateTransition, rootCalcResultCh)
|
|
|
|
res := <-resCh
|
|
if res.ProcessResult.Error != nil {
|
|
return nil, res.ProcessResult.Error
|
|
}
|
|
// TODO: remove preprocess metric ?
|
|
res.PreProcessTime = tPreprocess
|
|
return res, nil
|
|
}
|