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miner: get rid of test_backend helper functions (#1424)

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* initial work for removing tracing from worker

* fix more things

* miner: sync code with worker.go, remove traces

* fix lint

* miner, core: get rid of test_backend helper functions

* miner: handle delay during tests in block building

* fix lint

* miner: reset context to get rid of parent timeout context

* miner: refactor test
This commit is contained in:
Manav Darji 2025-01-30 23:07:58 +05:30 committed by GitHub
parent 8a1e0ec125
commit a2f545573c
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
5 changed files with 66 additions and 708 deletions
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2
core/txindexer_test.go
View file

@ -71,9 +71,11 @@ func TestTxIndexer(t *testing.T) {
}
verify := func(db ethdb.Database, expTail uint64, indexer *txIndexer) {
tail := rawdb.ReadTxIndexTail(db)
//nolint: staticcheck
if tail == nil {
t.Fatal("Failed to write tx index tail")
}
//nolint: staticcheck
if *tail != expTail {
t.Fatalf("Unexpected tx index tail, want %v, got %d", expTail, *tail)
}

6
core/vm/interpreter.go
View file

@ -41,10 +41,12 @@ var (
ErrNoCurrentTx = errors.New("no current tx found in interruptCtx")
)
type InterruptKeyType string
const (
// These are keys for the interruptCtx
InterruptCtxDelayKey = "delay"
InterruptCtxOpcodeDelayKey = "opcodeDelay"
InterruptCtxDelayKey InterruptKeyType = "delay"
InterruptCtxOpcodeDelayKey InterruptKeyType = "opcodeDelay"
// InterruptedTxCacheSize is size of lru cache for interrupted txs
InterruptedTxCacheSize = 90000

665
miner/test_backend.go
View file

@ -1,665 +0,0 @@
package miner
import (
"context"
"errors"
"sync"
"sync/atomic"
"time"
// nolint:typecheck
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/consensus"
"github.com/ethereum/go-ethereum/consensus/misc/eip4844"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/blockstm"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/txpool"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
"github.com/holiman/uint256"
lru "github.com/hashicorp/golang-lru"
)
// newWorkerWithDelay is newWorker() with extra params to induce artficial delays for tests such as commit-interrupt.
// nolint:staticcheck
func newWorkerWithDelay(config *Config, chainConfig *params.ChainConfig, engine consensus.Engine, eth Backend, mux *event.TypeMux, isLocalBlock func(header *types.Header) bool, init bool, delay uint, opcodeDelay uint) *worker {
worker := &worker{
config: config,
chainConfig: chainConfig,
engine: engine,
eth: eth,
chain: eth.BlockChain(),
mux: mux,
isLocalBlock: isLocalBlock,
coinbase: config.Etherbase,
extra: config.ExtraData,
pendingTasks: make(map[common.Hash]*task),
txsCh: make(chan core.NewTxsEvent, txChanSize),
chainHeadCh: make(chan core.ChainHeadEvent, chainHeadChanSize),
newWorkCh: make(chan *newWorkReq),
getWorkCh: make(chan *getWorkReq),
taskCh: make(chan *task),
resultCh: make(chan *types.Block, resultQueueSize),
startCh: make(chan struct{}, 1),
exitCh: make(chan struct{}),
resubmitIntervalCh: make(chan time.Duration),
resubmitAdjustCh: make(chan *intervalAdjust, resubmitAdjustChanSize),
interruptCommitFlag: config.CommitInterruptFlag,
}
worker.noempty.Store(true)
worker.profileCount = new(int32)
// Subscribe for transaction insertion events (whether from network or resurrects)
worker.txsSub = eth.TxPool().SubscribeTransactions(worker.txsCh, true)
// Subscribe events for blockchain
worker.chainHeadSub = eth.BlockChain().SubscribeChainHeadEvent(worker.chainHeadCh)
interruptedTxCache, err := lru.New(vm.InterruptedTxCacheSize)
if err != nil {
log.Warn("Failed to create interrupted tx cache", "err", err)
}
worker.interruptedTxCache = &vm.TxCache{
Cache: interruptedTxCache,
}
if !worker.interruptCommitFlag {
worker.noempty.Store(false)
}
// Sanitize recommit interval if the user-specified one is too short.
recommit := worker.config.Recommit
if recommit < minRecommitInterval {
log.Warn("Sanitizing miner recommit interval", "provided", recommit, "updated", minRecommitInterval)
recommit = minRecommitInterval
}
worker.recommit = recommit
// Sanitize the timeout config for creating payload.
newpayloadTimeout := worker.config.NewPayloadTimeout
if newpayloadTimeout == 0 {
log.Warn("Sanitizing new payload timeout to default", "provided", newpayloadTimeout, "updated", DefaultConfig.NewPayloadTimeout)
newpayloadTimeout = DefaultConfig.NewPayloadTimeout
}
if newpayloadTimeout < time.Millisecond*100 {
log.Warn("Low payload timeout may cause high amount of non-full blocks", "provided", newpayloadTimeout, "default", DefaultConfig.NewPayloadTimeout)
}
worker.newpayloadTimeout = newpayloadTimeout
worker.wg.Add(4)
go worker.mainLoopWithDelay(delay, opcodeDelay)
go worker.newWorkLoop(recommit)
go worker.resultLoop()
go worker.taskLoop()
// Submit first work to initialize pending state.
if init {
worker.startCh <- struct{}{}
}
return worker
}
// mainLoopWithDelay is mainLoop() with extra params to induce artficial delays for tests such as commit-interrupt.
// nolint:gocognit
func (w *worker) mainLoopWithDelay(delay uint, opcodeDelay uint) {
defer w.wg.Done()
defer w.txsSub.Unsubscribe()
defer w.chainHeadSub.Unsubscribe()
defer func() {
if w.current != nil {
w.current.discard()
}
}()
for {
select {
case req := <-w.newWorkCh:
if w.chainConfig.ChainID.Cmp(params.BorMainnetChainConfig.ChainID) == 0 || w.chainConfig.ChainID.Cmp(params.MumbaiChainConfig.ChainID) == 0 {
if w.eth.PeerCount() > 0 {
//nolint:contextcheck
w.commitWorkWithDelay(req.interrupt, req.noempty, req.timestamp, delay, opcodeDelay)
}
} else {
//nolint:contextcheck
w.commitWorkWithDelay(req.interrupt, req.noempty, req.timestamp, delay, opcodeDelay)
}
case req := <-w.getWorkCh:
req.result <- w.generateWork(req.params)
case ev := <-w.txsCh:
// Apply transactions to the pending state if we're not sealing
//
// Note all transactions received may not be continuous with transactions
// already included in the current sealing block. These transactions will
// be automatically eliminated.
// nolint : nestif
if !w.IsRunning() && w.current != nil {
// If block is already full, abort
if gp := w.current.gasPool; gp != nil && gp.Gas() < params.TxGas {
continue
}
txs := make(map[common.Address][]*txpool.LazyTransaction, len(ev.Txs))
for _, tx := range ev.Txs {
acc, _ := types.Sender(w.current.signer, tx)
txs[acc] = append(txs[acc], &txpool.LazyTransaction{
Pool: w.eth.TxPool(), // We don't know where this came from, yolo resolve from everywhere
Hash: tx.Hash(),
Tx: nil, // Do *not* set this! We need to resolve it later to pull blobs in
Time: tx.Time(),
GasFeeCap: uint256.NewInt(tx.GasFeeCap().Uint64()),
GasTipCap: uint256.NewInt(tx.GasTipCap().Uint64()),
Gas: tx.Gas(),
BlobGas: tx.BlobGas(),
})
}
txset := newTransactionsByPriceAndNonce(w.current.signer, txs, w.current.header.BaseFee)
tcount := w.current.tcount
w.commitTransactions(w.current, txset, nil, nil, new(uint256.Int), context.Background())
// Only update the snapshot if any new transactons were added
// to the pending block
if tcount != w.current.tcount {
w.updateSnapshot(w.current)
}
} else {
// Special case, if the consensus engine is 0 period clique(dev mode),
// submit sealing work here since all empty submission will be rejected
// by clique. Of course the advance sealing(empty submission) is disabled.
if w.chainConfig.Clique != nil && w.chainConfig.Clique.Period == 0 {
w.commitWork(nil, true, time.Now().Unix())
}
}
w.newTxs.Add(int32(len(ev.Txs)))
// System stopped
case <-w.exitCh:
return
case <-w.txsSub.Err():
return
case <-w.chainHeadSub.Err():
return
}
}
}
// commitWorkWithDelay is commitWork() with extra params to induce artficial delays for tests such as commit-interrupt.
func (w *worker) commitWorkWithDelay(interrupt *atomic.Int32, noempty bool, timestamp int64, delay uint, opcodeDelay uint) {
// Abort committing if node is still syncing
if w.syncing.Load() {
return
}
start := time.Now()
var (
work *environment
err error
)
// Set the coinbase if the worker is running or it's required
var coinbase common.Address
if w.IsRunning() {
coinbase = w.etherbase()
if coinbase == (common.Address{}) {
log.Error("Refusing to mine without etherbase")
return
}
}
work, err = w.prepareWork(&generateParams{
timestamp: uint64(timestamp),
coinbase: coinbase,
})
if err != nil {
return
}
// nolint:contextcheck
var interruptCtx = context.Background()
stopFn := func() {}
defer func() {
stopFn()
}()
if !noempty && w.interruptCommitFlag {
block := w.chain.GetBlockByHash(w.chain.CurrentBlock().Hash())
interruptCtx, stopFn = getInterruptTimer(work, block)
// nolint : staticcheck
interruptCtx = vm.PutCache(interruptCtx, w.interruptedTxCache)
// nolint : staticcheck
interruptCtx = context.WithValue(interruptCtx, vm.InterruptCtxDelayKey, delay)
// nolint : staticcheck
interruptCtx = context.WithValue(interruptCtx, vm.InterruptCtxOpcodeDelayKey, opcodeDelay)
}
// Create an empty block based on temporary copied state for
// sealing in advance without waiting block execution finished.
if !noempty && !w.noempty.Load() {
_ = w.commit(work.copy(), nil, false, start)
}
// Fill pending transactions from the txpool into the block.
err = w.fillTransactionsWithDelay(interrupt, work, interruptCtx)
switch {
case err == nil:
// The entire block is filled, decrease resubmit interval in case
// of current interval is larger than the user-specified one.
w.resubmitAdjustCh <- &intervalAdjust{inc: false}
case errors.Is(err, errBlockInterruptedByRecommit):
// Notify resubmit loop to increase resubmitting interval if the
// interruption is due to frequent commits.
gaslimit := work.header.GasLimit
ratio := float64(gaslimit-work.gasPool.Gas()) / float64(gaslimit)
if ratio < 0.1 {
ratio = 0.1
}
w.resubmitAdjustCh <- &intervalAdjust{
ratio: ratio,
inc: true,
}
case errors.Is(err, errBlockInterruptedByNewHead):
// If the block building is interrupted by newhead event, discard it
// totally. Committing the interrupted block introduces unnecessary
// delay, and possibly causes miner to mine on the previous head,
// which could result in higher uncle rate.
work.discard()
return
}
// Submit the generated block for consensus sealing.
_ = w.commit(work.copy(), w.fullTaskHook, true, start)
// Swap out the old work with the new one, terminating any leftover
// prefetcher processes in the mean time and starting a new one.
if w.current != nil {
w.current.discard()
}
w.current = work
}
// fillTransactionsWithDelay is fillTransactions() with extra params to induce artficial delays for tests such as commit-interrupt.
// nolint:gocognit
func (w *worker) fillTransactionsWithDelay(interrupt *atomic.Int32, env *environment, interruptCtx context.Context) error {
w.mu.RLock()
tip := w.tip
w.mu.RUnlock()
// Retrieve the pending transactions pre-filtered by the 1559/4844 dynamic fees
filter := txpool.PendingFilter{
MinTip: uint256.MustFromBig(tip.ToBig()),
}
if env.header.BaseFee != nil {
filter.BaseFee = uint256.MustFromBig(env.header.BaseFee)
}
if env.header.ExcessBlobGas != nil {
filter.BlobFee = uint256.MustFromBig(eip4844.CalcBlobFee(*env.header.ExcessBlobGas))
}
var (
localPlainTxs, remotePlainTxs, localBlobTxs, remoteBlobTxs map[common.Address][]*txpool.LazyTransaction
)
filter.OnlyPlainTxs, filter.OnlyBlobTxs = true, false
pendingPlainTxs := w.eth.TxPool().Pending(filter)
filter.OnlyPlainTxs, filter.OnlyBlobTxs = false, true
pendingBlobTxs := w.eth.TxPool().Pending(filter)
// Split the pending transactions into locals and remotes.
localPlainTxs, remotePlainTxs = make(map[common.Address][]*txpool.LazyTransaction), pendingPlainTxs
localBlobTxs, remoteBlobTxs = make(map[common.Address][]*txpool.LazyTransaction), pendingBlobTxs
for _, account := range w.eth.TxPool().Locals() {
if txs := remotePlainTxs[account]; len(txs) > 0 {
delete(remotePlainTxs, account)
localPlainTxs[account] = txs
}
if txs := remoteBlobTxs[account]; len(txs) > 0 {
delete(remoteBlobTxs, account)
localBlobTxs[account] = txs
}
}
// Fill the block with all available pending transactions.
if len(localPlainTxs) > 0 || len(localBlobTxs) > 0 {
var plainTxs, blobTxs *transactionsByPriceAndNonce
plainTxs = newTransactionsByPriceAndNonce(env.signer, localPlainTxs, env.header.BaseFee)
blobTxs = newTransactionsByPriceAndNonce(env.signer, localBlobTxs, env.header.BaseFee)
if err := w.commitTransactionsWithDelay(env, plainTxs, blobTxs, interrupt, new(uint256.Int), interruptCtx); err != nil {
return err
}
}
if len(remotePlainTxs) > 0 || len(remoteBlobTxs) > 0 {
var plainTxs, blobTxs *transactionsByPriceAndNonce
plainTxs = newTransactionsByPriceAndNonce(env.signer, remotePlainTxs, env.header.BaseFee)
blobTxs = newTransactionsByPriceAndNonce(env.signer, remoteBlobTxs, env.header.BaseFee)
if err := w.commitTransactionsWithDelay(env, plainTxs, blobTxs, interrupt, new(uint256.Int), interruptCtx); err != nil {
return err
}
}
return nil
}
// commitTransactionsWithDelay is commitTransactions() with extra params to induce artficial delays for tests such as commit-interrupt.
// nolint:gocognit, unparam
func (w *worker) commitTransactionsWithDelay(env *environment, plainTxs, blobTxs *transactionsByPriceAndNonce, interrupt *atomic.Int32, minTip *uint256.Int, interruptCtx context.Context) error {
gasLimit := env.header.GasLimit
if env.gasPool == nil {
env.gasPool = new(core.GasPool).AddGas(gasLimit)
}
var coalescedLogs []*types.Log
var deps map[int]map[int]bool
chDeps := make(chan blockstm.TxDep)
var depsWg sync.WaitGroup
var once sync.Once
EnableMVHashMap := w.chainConfig.IsCancun(env.header.Number)
// create and add empty mvHashMap in statedb
if EnableMVHashMap && w.IsRunning() {
deps = map[int]map[int]bool{}
chDeps = make(chan blockstm.TxDep)
// Make sure we safely close the channel in case of interrupt
defer once.Do(func() {
close(chDeps)
})
depsWg.Add(1)
go func(chDeps chan blockstm.TxDep) {
for t := range chDeps {
deps = blockstm.UpdateDeps(deps, t)
}
depsWg.Done()
}(chDeps)
}
var lastTxHash common.Hash
mainloop:
for {
// Check interruption signal and abort building if it's fired.
if interrupt != nil {
if signal := interrupt.Load(); signal != commitInterruptNone {
return signalToErr(signal)
}
}
if interruptCtx != nil {
if EnableMVHashMap && w.IsRunning() {
env.state.AddEmptyMVHashMap()
}
// case of interrupting by timeout
select {
case <-interruptCtx.Done():
txCommitInterruptCounter.Inc(1)
log.Warn("Tx Level Interrupt", "hash", lastTxHash)
break mainloop
default:
}
}
// If we don't have enough gas for any further transactions then we're done.
if env.gasPool.Gas() < params.TxGas {
log.Trace("Not enough gas for further transactions", "have", env.gasPool, "want", params.TxGas)
break
}
// If we don't have enough blob space for any further blob transactions,
// skip that list altogether
if !blobTxs.Empty() && env.blobs*params.BlobTxBlobGasPerBlob >= params.MaxBlobGasPerBlock {
log.Trace("Not enough blob space for further blob transactions")
blobTxs.Clear()
// Fall though to pick up any plain txs
}
// Retrieve the next transaction and abort if all done.
var (
ltx *txpool.LazyTransaction
txs *transactionsByPriceAndNonce
)
pltx, ptip := plainTxs.Peek()
bltx, btip := blobTxs.Peek()
switch {
case pltx == nil:
txs, ltx = blobTxs, bltx
case bltx == nil:
txs, ltx = plainTxs, pltx
default:
if ptip.Lt(btip) {
txs, ltx = blobTxs, bltx
} else {
txs, ltx = plainTxs, pltx
}
}
if ltx == nil {
break
}
lastTxHash = ltx.Hash
// If we don't have enough space for the next transaction, skip the account.
if env.gasPool.Gas() < ltx.Gas {
log.Trace("Not enough gas left for transaction", "hash", ltx.Hash, "left", env.gasPool.Gas(), "needed", ltx.Gas)
txs.Pop()
continue
}
if left := uint64(params.MaxBlobGasPerBlock - env.blobs*params.BlobTxBlobGasPerBlob); left < ltx.BlobGas {
log.Trace("Not enough blob gas left for transaction", "hash", ltx.Hash, "left", left, "needed", ltx.BlobGas)
txs.Pop()
continue
}
// If we don't receive enough tip for the next transaction, skip the account
if ptip.Cmp(minTip) < 0 {
log.Trace("Not enough tip for transaction", "hash", ltx.Hash, "tip", ptip, "needed", minTip)
break // If the next-best is too low, surely no better will be available
}
// Transaction seems to fit, pull it up from the pool
tx := ltx.Resolve()
if tx == nil {
log.Trace("Ignoring evicted transaction", "hash", ltx.Hash)
txs.Pop()
continue
}
// Error may be ignored here. The error has already been checked
// during transaction acceptance in the transaction pool.
from, _ := types.Sender(env.signer, tx)
// not prioritising conditional transaction, yet.
//nolint:nestif
if options := tx.GetOptions(); options != nil {
if err := env.header.ValidateBlockNumberOptionsPIP15(options.BlockNumberMin, options.BlockNumberMax); err != nil {
log.Trace("Dropping conditional transaction", "from", from, "hash", tx.Hash(), "reason", err)
txs.Pop()
continue
}
if err := env.header.ValidateTimestampOptionsPIP15(options.TimestampMin, options.TimestampMax); err != nil {
log.Trace("Dropping conditional transaction", "from", from, "hash", tx.Hash(), "reason", err)
txs.Pop()
continue
}
if err := env.state.ValidateKnownAccounts(options.KnownAccounts); err != nil {
log.Trace("Dropping conditional transaction", "from", from, "hash", tx.Hash(), "reason", err)
txs.Pop()
continue
}
}
// Check whether the tx is replay protected. If we're not in the EIP155 hf
// phase, start ignoring the sender until we do.
if tx.Protected() && !w.chainConfig.IsEIP155(env.header.Number) {
log.Trace("Ignoring replay protected transaction", "hash", ltx.Hash, "eip155", w.chainConfig.EIP155Block)
txs.Pop()
continue
}
// Start executing the transaction
env.state.SetTxContext(tx.Hash(), env.tcount)
logs, err := w.commitTransaction(env, tx, interruptCtx)
if interruptCtx != nil {
if delay := interruptCtx.Value(vm.InterruptCtxDelayKey); delay != nil {
// nolint : durationcheck
time.Sleep(time.Duration(delay.(uint)) * time.Millisecond)
}
}
switch {
case errors.Is(err, core.ErrNonceTooLow):
// New head notification data race between the transaction pool and miner, shift
log.Trace("Skipping transaction with low nonce", "hash", ltx.Hash, "sender", from, "nonce", tx.Nonce())
txs.Shift()
case errors.Is(err, nil):
// Everything ok, collect the logs and shift in the next transaction from the same account
coalescedLogs = append(coalescedLogs, logs...)
env.tcount++
if EnableMVHashMap && w.IsRunning() {
env.depsMVFullWriteList = append(env.depsMVFullWriteList, env.state.MVFullWriteList())
env.mvReadMapList = append(env.mvReadMapList, env.state.MVReadMap())
if env.tcount > len(env.depsMVFullWriteList) {
log.Warn("blockstm - env.tcount > len(env.depsMVFullWriteList)", "env.tcount", env.tcount, "len(depsMVFullWriteList)", len(env.depsMVFullWriteList))
}
temp := blockstm.TxDep{
Index: env.tcount - 1,
ReadList: env.state.MVReadList(),
FullWriteList: env.depsMVFullWriteList,
}
chDeps <- temp
}
txs.Shift()
default:
// Transaction is regarded as invalid, drop all consecutive transactions from
// the same sender because of `nonce-too-high` clause.
log.Debug("Transaction failed, account skipped", "hash", ltx.Hash, "err", err)
txs.Pop()
}
if EnableMVHashMap && w.IsRunning() {
env.state.ClearReadMap()
env.state.ClearWriteMap()
}
}
// nolint:nestif
if EnableMVHashMap && w.IsRunning() {
once.Do(func() {
close(chDeps)
})
depsWg.Wait()
var blockExtraData types.BlockExtraData
tempVanity := env.header.Extra[:types.ExtraVanityLength]
tempSeal := env.header.Extra[len(env.header.Extra)-types.ExtraSealLength:]
if len(env.mvReadMapList) > 0 {
tempDeps := make([][]uint64, len(env.mvReadMapList))
for j := range deps[0] {
tempDeps[0] = append(tempDeps[0], uint64(j))
}
delayFlag := true
for i := 1; i <= len(env.mvReadMapList)-1; i++ {
reads := env.mvReadMapList[i-1]
_, ok1 := reads[blockstm.NewSubpathKey(env.coinbase, state.BalancePath)]
_, ok2 := reads[blockstm.NewSubpathKey(common.HexToAddress(w.chainConfig.Bor.CalculateBurntContract(env.header.Number.Uint64())), state.BalancePath)]
if ok1 || ok2 {
delayFlag = false
break
}
for j := range deps[i] {
tempDeps[i] = append(tempDeps[i], uint64(j))
}
}
if err := rlp.DecodeBytes(env.header.Extra[types.ExtraVanityLength:len(env.header.Extra)-types.ExtraSealLength], &blockExtraData); err != nil {
log.Error("error while decoding block extra data", "err", err)
return err
}
if delayFlag {
blockExtraData.TxDependency = tempDeps
} else {
blockExtraData.TxDependency = nil
}
} else {
blockExtraData.TxDependency = nil
}
blockExtraDataBytes, err := rlp.EncodeToBytes(blockExtraData)
if err != nil {
log.Error("error while encoding block extra data: %v", err)
return err
}
env.header.Extra = []byte{}
env.header.Extra = append(tempVanity, blockExtraDataBytes...)
env.header.Extra = append(env.header.Extra, tempSeal...)
}
if !w.IsRunning() && len(coalescedLogs) > 0 {
// We don't push the pendingLogsEvent while we are sealing. The reason is that
// when we are sealing, the worker will regenerate a sealing block every 3 seconds.
// In order to avoid pushing the repeated pendingLog, we disable the pending log pushing.
// make a copy, the state caches the logs and these logs get "upgraded" from pending to mined
// logs by filling in the block hash when the block was mined by the local miner. This can
// cause a race condition if a log was "upgraded" before the PendingLogsEvent is processed.
cpy := make([]*types.Log, len(coalescedLogs))
for i, l := range coalescedLogs {
cpy[i] = new(types.Log)
*cpy[i] = *l
}
w.pendingLogsFeed.Send(cpy)
}
return nil
}

83
miner/worker.go
View file

@ -261,8 +261,9 @@ type worker struct {
fullTaskHook func() // Method to call before pushing the full sealing task.
resubmitHook func(time.Duration, time.Duration) // Method to call upon updating resubmitting interval.
profileCount *int32 // Global count for profiling
interruptCommitFlag bool // Interrupt commit ( Default true )
// Interrupt commit to stop block building on time
interruptCommitFlag bool // Denotes whether interrupt commit is enabled or not
interruptCtx context.Context
interruptedTxCache *vm.TxCache
// noempty is the flag used to control whether the feature of pre-seal empty
@ -300,7 +301,6 @@ func newWorker(config *Config, chainConfig *params.ChainConfig, engine consensus
interruptCommitFlag: config.CommitInterruptFlag,
}
worker.noempty.Store(true)
worker.profileCount = new(int32)
// Subscribe for transaction insertion events (whether from network or resurrects)
worker.txsSub = eth.TxPool().SubscribeTransactions(worker.txsCh, true)
// Subscribe events for blockchain
@ -311,6 +311,7 @@ func newWorker(config *Config, chainConfig *params.ChainConfig, engine consensus
log.Warn("Failed to create interrupted tx cache", "err", err)
}
worker.interruptCtx = context.Background()
worker.interruptedTxCache = &vm.TxCache{
Cache: interruptedTxCache,
}
@ -633,7 +634,7 @@ func (w *worker) mainLoop() {
tcount := w.current.tcount
w.commitTransactions(w.current, plainTxs, blobTxs, nil, new(uint256.Int), context.Background())
w.commitTransactions(w.current, plainTxs, blobTxs, nil, new(uint256.Int))
// Only update the snapshot if any new transactons were added
// to the pending block
@ -859,16 +860,14 @@ func (w *worker) updateSnapshot(env *environment) {
w.snapshotState = env.state.Copy()
}
func (w *worker) commitTransaction(env *environment, tx *types.Transaction, interruptCtx context.Context) ([]*types.Log, error) {
func (w *worker) commitTransaction(env *environment, tx *types.Transaction) ([]*types.Log, error) {
var (
snap = env.state.Snapshot()
gp = env.gasPool.Gas()
)
// nolint : staticcheck
interruptCtx = vm.SetCurrentTxOnContext(interruptCtx, tx.Hash())
receipt, err := core.ApplyTransaction(w.chainConfig, w.chain, &env.coinbase, env.gasPool, env.state, env.header, tx, &env.header.GasUsed, *w.chain.GetVMConfig(), interruptCtx)
w.interruptCtx = vm.SetCurrentTxOnContext(w.interruptCtx, tx.Hash())
receipt, err := core.ApplyTransaction(w.chainConfig, w.chain, &env.coinbase, env.gasPool, env.state, env.header, tx, &env.header.GasUsed, *w.chain.GetVMConfig(), w.interruptCtx)
if err != nil {
env.state.RevertToSnapshot(snap)
env.gasPool.SetGas(gp)
@ -881,7 +880,7 @@ func (w *worker) commitTransaction(env *environment, tx *types.Transaction, inte
return receipt.Logs, nil
}
func (w *worker) commitTransactions(env *environment, plainTxs, blobTxs *transactionsByPriceAndNonce, interrupt *atomic.Int32, minTip *uint256.Int, interruptCtx context.Context) error {
func (w *worker) commitTransactions(env *environment, plainTxs, blobTxs *transactionsByPriceAndNonce, interrupt *atomic.Int32, minTip *uint256.Int) error {
gasLimit := env.header.GasLimit
if env.gasPool == nil {
env.gasPool = new(core.GasPool).AddGas(gasLimit)
@ -931,14 +930,14 @@ mainloop:
}
}
if interruptCtx != nil {
if w.interruptCtx != nil {
if EnableMVHashMap && w.IsRunning() {
env.state.AddEmptyMVHashMap()
}
// case of interrupting by timeout
select {
case <-interruptCtx.Done():
case <-w.interruptCtx.Done():
txCommitInterruptCounter.Inc(1)
log.Warn("Tx Level Interrupt", "hash", lastTxHash)
break mainloop
@ -1045,7 +1044,15 @@ mainloop:
// Start executing the transaction
env.state.SetTxContext(tx.Hash(), env.tcount)
logs, err := w.commitTransaction(env, tx, interruptCtx)
logs, err := w.commitTransaction(env, tx)
// Check if we have a `delay` set in interrup context. It's only set during tests.
if w.interruptCtx != nil {
if delay := w.interruptCtx.Value(vm.InterruptCtxDelayKey); delay != nil {
// nolint : durationcheck
time.Sleep(time.Duration(delay.(uint)) * time.Millisecond)
}
}
switch {
case errors.Is(err, core.ErrNonceTooLow):
@ -1275,7 +1282,7 @@ func (w *worker) prepareWork(genParams *generateParams) (*environment, error) {
//
//nolint:gocognit
func (w *worker) fillTransactions(interrupt *atomic.Int32, env *environment, interruptCtx context.Context) error {
func (w *worker) fillTransactions(interrupt *atomic.Int32, env *environment) error {
w.mu.RLock()
tip := w.tip
w.mu.RUnlock()
@ -1325,7 +1332,7 @@ func (w *worker) fillTransactions(interrupt *atomic.Int32, env *environment, int
plainTxs = newTransactionsByPriceAndNonce(env.signer, localPlainTxs, env.header.BaseFee)
blobTxs = newTransactionsByPriceAndNonce(env.signer, localBlobTxs, env.header.BaseFee)
if err := w.commitTransactions(env, plainTxs, blobTxs, interrupt, new(uint256.Int), interruptCtx); err != nil {
if err := w.commitTransactions(env, plainTxs, blobTxs, interrupt, new(uint256.Int)); err != nil {
return err
}
}
@ -1336,7 +1343,7 @@ func (w *worker) fillTransactions(interrupt *atomic.Int32, env *environment, int
plainTxs = newTransactionsByPriceAndNonce(env.signer, remotePlainTxs, env.header.BaseFee)
blobTxs = newTransactionsByPriceAndNonce(env.signer, remoteBlobTxs, env.header.BaseFee)
if err := w.commitTransactions(env, plainTxs, blobTxs, interrupt, new(uint256.Int), interruptCtx); err != nil {
if err := w.commitTransactions(env, plainTxs, blobTxs, interrupt, new(uint256.Int)); err != nil {
return err
}
}
@ -1352,9 +1359,7 @@ func (w *worker) generateWork(params *generateParams) *newPayloadResult {
}
defer work.discard()
// nolint : contextcheck
var interruptCtx = context.Background()
w.interruptCtx = resetAndCopyInterruptCtx(w.interruptCtx)
if !params.noTxs {
interrupt := new(atomic.Int32)
@ -1363,7 +1368,7 @@ func (w *worker) generateWork(params *generateParams) *newPayloadResult {
})
defer timer.Stop()
err := w.fillTransactions(interrupt, work, interruptCtx)
err := w.fillTransactions(interrupt, work)
if errors.Is(err, errBlockInterruptedByTimeout) {
log.Warn("Block building is interrupted", "allowance", common.PrettyDuration(w.newpayloadTimeout))
}
@ -1416,9 +1421,7 @@ func (w *worker) commitWork(interrupt *atomic.Int32, noempty bool, timestamp int
return
}
// nolint:contextcheck
var interruptCtx = context.Background()
w.interruptCtx = resetAndCopyInterruptCtx(w.interruptCtx)
stopFn := func() {}
defer func() {
stopFn()
@ -1426,9 +1429,8 @@ func (w *worker) commitWork(interrupt *atomic.Int32, noempty bool, timestamp int
if !noempty && w.interruptCommitFlag {
block := w.chain.GetBlockByHash(w.chain.CurrentBlock().Hash())
interruptCtx, stopFn = getInterruptTimer(work, block)
// nolint : staticcheck
interruptCtx = vm.PutCache(interruptCtx, w.interruptedTxCache)
w.interruptCtx, stopFn = getInterruptTimer(w.interruptCtx, work, block)
w.interruptCtx = vm.PutCache(w.interruptCtx, w.interruptedTxCache)
}
// Create an empty block based on temporary copied state for
@ -1437,7 +1439,7 @@ func (w *worker) commitWork(interrupt *atomic.Int32, noempty bool, timestamp int
_ = w.commit(work.copy(), nil, false, start)
}
// Fill pending transactions from the txpool into the block.
err = w.fillTransactions(interrupt, work, interruptCtx)
err = w.fillTransactions(interrupt, work)
switch {
case err == nil:
@ -1479,11 +1481,26 @@ func (w *worker) commitWork(interrupt *atomic.Int32, noempty bool, timestamp int
w.current = work
}
func getInterruptTimer(work *environment, current *types.Block) (context.Context, func()) {
// resetAndCopyInterruptCtx resets the interrupt context and copies the values set
// from the old one to newly created one. It is necessary to reset context in this way
// to get rid of the older parent timeout context.
func resetAndCopyInterruptCtx(interruptCtx context.Context) context.Context {
// Create a fresh new context and copy values from old one
newCtx := context.Background()
if delay := interruptCtx.Value(vm.InterruptCtxDelayKey); delay != nil {
newCtx = context.WithValue(newCtx, vm.InterruptCtxDelayKey, delay)
}
if opcodeDelay := interruptCtx.Value(vm.InterruptCtxOpcodeDelayKey); opcodeDelay != nil {
newCtx = context.WithValue(newCtx, vm.InterruptCtxOpcodeDelayKey, opcodeDelay)
}
return newCtx
}
func getInterruptTimer(interruptCtx context.Context, work *environment, current *types.Block) (context.Context, func()) {
delay := time.Until(time.Unix(int64(work.header.Time), 0))
interruptCtx, cancel := context.WithTimeout(context.Background(), delay)
interruptCtx, cancel := context.WithTimeout(interruptCtx, delay)
blockNumber := current.NumberU64() + 1
go func() {
@ -1566,6 +1583,12 @@ func (w *worker) adjustResubmitInterval(message *intervalAdjust) {
}
}
// setInterruptCtx sets `value` for given `key` for interrupt commit logic. To be only
// used for e2e unit tests.
func (w *worker) setInterruptCtx(key any, value any) {
w.interruptCtx = context.WithValue(w.interruptCtx, key, value)
}
// copyReceipts makes a deep copy of the given receipts.
func copyReceipts(receipts []*types.Receipt) []*types.Receipt {
result := make([]*types.Receipt, len(receipts))

18
miner/worker_test.go
View file

@ -320,13 +320,10 @@ func (b *testWorkerBackend) newStorageContractCallTx(to common.Address, nonce ui
func newTestWorker(t TensingObject, chainConfig *params.ChainConfig, engine consensus.Engine, db ethdb.Database, noempty bool, delay uint, opcodeDelay uint) (*worker, *testWorkerBackend, func()) {
backend := newTestWorkerBackend(t, chainConfig, engine, db)
backend.txPool.Add(pendingTxs, true, false)
var w *worker
w := newWorker(testConfig, chainConfig, engine, backend, new(event.TypeMux), nil, false)
if delay != 0 || opcodeDelay != 0 {
//nolint:staticcheck
w = newWorkerWithDelay(testConfig, chainConfig, engine, backend, new(event.TypeMux), nil, false, delay, opcodeDelay)
} else {
//nolint:staticcheck
w = newWorker(testConfig, chainConfig, engine, backend, new(event.TypeMux), nil, false)
w.setInterruptCtx(vm.InterruptCtxDelayKey, delay)
w.setInterruptCtx(vm.InterruptCtxOpcodeDelayKey, opcodeDelay)
}
w.setEtherbase(testBankAddress)
// enable empty blocks
@ -771,9 +768,7 @@ func testCommitInterruptExperimentBorContract(t *testing.T, delay uint, txCount
}
wrapped := make([]*types.Transaction, len(txs))
for i, tx := range txs {
wrapped[i] = tx
}
copy(wrapped, txs)
b.TxPool().Add(wrapped, false, false)
@ -783,8 +778,9 @@ func testCommitInterruptExperimentBorContract(t *testing.T, delay uint, txCount
w.stop()
currentBlockNumber := w.current.header.Number.Uint64()
assert.Check(t, txCount >= w.chain.GetBlockByNumber(currentBlockNumber-1).Transactions().Len())
assert.Check(t, 0 < w.chain.GetBlockByNumber(currentBlockNumber-1).Transactions().Len()+1)
prevBlockTxCount := w.chain.GetBlockByNumber(currentBlockNumber - 1).Transactions().Len()
assert.Check(t, prevBlockTxCount > 0)
assert.Check(t, prevBlockTxCount <= txCount)
}
// // nolint : thelper