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all: collate new transaction events together

This commit is contained in:
rjl493456442 2018-05-10 15:04:45 +08:00 committed by Péter Szilágyi
parent 6286c255f1
commit a2e43d28d0
No known key found for this signature in database
GPG Key ID: E9AE538CEDF8293D
19 changed files with 165 additions and 111 deletions
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2
accounts/abi/bind/backends/simulated.go
View File

@ -454,7 +454,7 @@ func (fb *filterBackend) GetLogs(ctx context.Context, hash common.Hash) ([][]*ty
return logs, nil
}
func (fb *filterBackend) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription {
func (fb *filterBackend) SubscribeTxPreEvent(ch chan<- core.TxsPreEvent) event.Subscription {
return event.NewSubscription(func(quit <-chan struct{}) error {
<-quit
return nil

4
core/events.go
View File

@ -21,8 +21,8 @@ import (
"github.com/ethereum/go-ethereum/core/types"
)
// TxPreEvent is posted when a transaction enters the transaction pool.
type TxPreEvent struct{ Tx *types.Transaction }
// TxsPreEvent is posted when a batch of transactions enter the transaction pool.
type TxsPreEvent struct{ Txs types.Transactions }
// PendingLogsEvent is posted pre mining and notifies of pending logs.
type PendingLogsEvent struct {

32
core/tx_journal.go
View File

@ -56,7 +56,7 @@ func newTxJournal(path string) *txJournal {
// load parses a transaction journal dump from disk, loading its contents into
// the specified pool.
func (journal *txJournal) load(add func(*types.Transaction) error) error {
func (journal *txJournal) load(add func([]*types.Transaction) []error) error {
// Skip the parsing if the journal file doens't exist at all
if _, err := os.Stat(journal.path); os.IsNotExist(err) {
return nil
@ -76,7 +76,22 @@ func (journal *txJournal) load(add func(*types.Transaction) error) error {
stream := rlp.NewStream(input, 0)
total, dropped := 0, 0
var failure error
// flush imports a batch of transactions and bump the appropriate progress counters
flush := func(txs types.Transactions) {
errs := add(txs)
for _, err := range errs {
if err != nil {
log.Debug("Failed to add journaled transaction", "err", err)
dropped++
}
}
}
var (
failure error
txs types.Transactions
)
for {
// Parse the next transaction and terminate on error
tx := new(types.Transaction)
@ -86,14 +101,17 @@ func (journal *txJournal) load(add func(*types.Transaction) error) error {
}
break
}
// Import the transaction and bump the appropriate progress counters
txs = append(txs, tx)
total++
if err = add(tx); err != nil {
log.Debug("Failed to add journaled transaction", "err", err)
dropped++
continue
if txs.Len() > 1024 {
flush(txs)
txs = types.Transactions{}
}
}
if txs.Len() > 0 {
flush(txs)
txs = types.Transactions{}
}
log.Info("Loaded local transaction journal", "transactions", total, "dropped", dropped)
return failure

32
core/tx_pool.go
View File

@ -238,7 +238,7 @@ func NewTxPool(config TxPoolConfig, chainconfig *params.ChainConfig, chain block
if !config.NoLocals && config.Journal != "" {
pool.journal = newTxJournal(config.Journal)
if err := pool.journal.load(pool.AddLocal); err != nil {
if err := pool.journal.load(pool.AddLocals); err != nil {
log.Warn("Failed to load transaction journal", "err", err)
}
if err := pool.journal.rotate(pool.local()); err != nil {
@ -444,9 +444,9 @@ func (pool *TxPool) Stop() {
log.Info("Transaction pool stopped")
}
// SubscribeTxPreEvent registers a subscription of TxPreEvent and
// SubscribeTxPreEvent registers a subscription of TxsPreEvent and
// starts sending event to the given channel.
func (pool *TxPool) SubscribeTxPreEvent(ch chan<- TxPreEvent) event.Subscription {
func (pool *TxPool) SubscribeTxPreEvent(ch chan<- TxsPreEvent) event.Subscription {
return pool.scope.Track(pool.txFeed.Subscribe(ch))
}
@ -653,7 +653,7 @@ func (pool *TxPool) add(tx *types.Transaction, local bool) (bool, error) {
log.Trace("Pooled new executable transaction", "hash", hash, "from", from, "to", tx.To())
// We've directly injected a replacement transaction, notify subsystems
go pool.txFeed.Send(TxPreEvent{tx})
go pool.txFeed.Send(TxsPreEvent{types.Transactions{tx}})
return old != nil, nil
}
@ -715,7 +715,7 @@ func (pool *TxPool) journalTx(from common.Address, tx *types.Transaction) {
// promoteTx adds a transaction to the pending (processable) list of transactions.
//
// Note, this method assumes the pool lock is held!
func (pool *TxPool) promoteTx(addr common.Address, hash common.Hash, tx *types.Transaction) {
func (pool *TxPool) promoteTx(addr common.Address, hash common.Hash, tx *types.Transaction) bool {
// Try to insert the transaction into the pending queue
if pool.pending[addr] == nil {
pool.pending[addr] = newTxList(true)
@ -729,7 +729,7 @@ func (pool *TxPool) promoteTx(addr common.Address, hash common.Hash, tx *types.T
pool.priced.Removed()
pendingDiscardCounter.Inc(1)
return
return false
}
// Otherwise discard any previous transaction and mark this
if old != nil {
@ -746,8 +746,7 @@ func (pool *TxPool) promoteTx(addr common.Address, hash common.Hash, tx *types.T
// Set the potentially new pending nonce and notify any subsystems of the new tx
pool.beats[addr] = time.Now()
pool.pendingState.SetNonce(addr, tx.Nonce()+1)
go pool.txFeed.Send(TxPreEvent{tx})
return true
}
// AddLocal enqueues a single transaction into the pool if it is valid, marking
@ -907,6 +906,7 @@ func (pool *TxPool) removeTx(hash common.Hash, outofbound bool) {
// future queue to the set of pending transactions. During this process, all
// invalidated transactions (low nonce, low balance) are deleted.
func (pool *TxPool) promoteExecutables(accounts []common.Address) {
var promotedTxs types.Transactions
// Gather all the accounts potentially needing updates
if accounts == nil {
accounts = make([]common.Address, 0, len(pool.queue))
@ -937,11 +937,16 @@ func (pool *TxPool) promoteExecutables(accounts []common.Address) {
queuedNofundsCounter.Inc(1)
}
// Gather all executable transactions and promote them
for _, tx := range list.Ready(pool.pendingState.GetNonce(addr)) {
txs := list.Ready(pool.pendingState.GetNonce(addr))
for _, tx := range txs {
hash := tx.Hash()
log.Trace("Promoting queued transaction", "hash", hash)
pool.promoteTx(addr, hash, tx)
inserted := pool.promoteTx(addr, hash, tx)
if inserted {
log.Trace("Promoting queued transaction", "hash", hash)
promotedTxs = append(promotedTxs, tx)
}
}
// Drop all transactions over the allowed limit
if !pool.locals.contains(addr) {
for _, tx := range list.Cap(int(pool.config.AccountQueue)) {
@ -957,6 +962,11 @@ func (pool *TxPool) promoteExecutables(accounts []common.Address) {
delete(pool.queue, addr)
}
}
// Notify subsystem for new promoted transactions.
if promotedTxs.Len() > 0 {
pool.txFeed.Send(TxsPreEvent{promotedTxs})
}
// If the pending limit is overflown, start equalizing allowances
pending := uint64(0)
for _, list := range pool.pending {

31
core/tx_pool_test.go
View File

@ -118,21 +118,26 @@ func validateTxPoolInternals(pool *TxPool) error {
// validateEvents checks that the correct number of transaction addition events
// were fired on the pool's event feed.
func validateEvents(events chan TxPreEvent, count int) error {
for i := 0; i < count; i++ {
func validateEvents(events chan TxsPreEvent, count int) error {
received := 0
for {
if received == count {
break
}
select {
case <-events:
case ev := <-events:
received += ev.Txs.Len()
case <-time.After(time.Second):
return fmt.Errorf("event #%d not fired", i)
return fmt.Errorf("event #%d not fired", received)
}
}
select {
case tx := <-events:
return fmt.Errorf("more than %d events fired: %v", count, tx.Tx)
case ev := <-events:
return fmt.Errorf("more than %d events fired: %v", count, ev.Txs)
case <-time.After(50 * time.Millisecond):
// This branch should be "default", but it's a data race between goroutines,
// reading the event channel and pushng into it, so better wait a bit ensuring
// reading the event channel and pushing into it, so better wait a bit ensuring
// really nothing gets injected.
}
return nil
@ -669,7 +674,7 @@ func TestTransactionGapFilling(t *testing.T) {
pool.currentState.AddBalance(account, big.NewInt(1000000))
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, testTxPoolConfig.AccountQueue+5)
events := make(chan TxsPreEvent, testTxPoolConfig.AccountQueue+5)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
@ -920,7 +925,7 @@ func TestTransactionPendingLimiting(t *testing.T) {
pool.currentState.AddBalance(account, big.NewInt(1000000))
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, testTxPoolConfig.AccountQueue+5)
events := make(chan TxsPreEvent, testTxPoolConfig.AccountQueue+5)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
@ -1140,7 +1145,7 @@ func TestTransactionPoolRepricing(t *testing.T) {
defer pool.Stop()
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, 32)
events := make(chan TxsPreEvent, 32)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
@ -1327,7 +1332,7 @@ func TestTransactionPoolUnderpricing(t *testing.T) {
defer pool.Stop()
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, 32)
events := make(chan TxsPreEvent, 32)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
@ -1433,7 +1438,7 @@ func TestTransactionPoolStableUnderpricing(t *testing.T) {
defer pool.Stop()
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, 32)
events := make(chan TxsPreEvent, 32)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
@ -1495,7 +1500,7 @@ func TestTransactionReplacement(t *testing.T) {
defer pool.Stop()
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, 32)
events := make(chan TxsPreEvent, 32)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()

2
eth/api_backend.go
View File

@ -188,7 +188,7 @@ func (b *EthAPIBackend) TxPoolContent() (map[common.Address]types.Transactions,
return b.eth.TxPool().Content()
}
func (b *EthAPIBackend) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription {
func (b *EthAPIBackend) SubscribeTxPreEvent(ch chan<- core.TxsPreEvent) event.Subscription {
return b.eth.TxPool().SubscribeTxPreEvent(ch)
}

14
eth/filters/api.go
View File

@ -104,7 +104,7 @@ func (api *PublicFilterAPI) timeoutLoop() {
// https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_newpendingtransactionfilter
func (api *PublicFilterAPI) NewPendingTransactionFilter() rpc.ID {
var (
pendingTxs = make(chan common.Hash)
pendingTxs = make(chan []common.Hash)
pendingTxSub = api.events.SubscribePendingTxEvents(pendingTxs)
)
@ -118,7 +118,7 @@ func (api *PublicFilterAPI) NewPendingTransactionFilter() rpc.ID {
case ph := <-pendingTxs:
api.filtersMu.Lock()
if f, found := api.filters[pendingTxSub.ID]; found {
f.hashes = append(f.hashes, ph)
f.hashes = append(f.hashes, ph...)
}
api.filtersMu.Unlock()
case <-pendingTxSub.Err():
@ -144,13 +144,17 @@ func (api *PublicFilterAPI) NewPendingTransactions(ctx context.Context) (*rpc.Su
rpcSub := notifier.CreateSubscription()
go func() {
txHashes := make(chan common.Hash)
txHashes := make(chan []common.Hash, 128)
pendingTxSub := api.events.SubscribePendingTxEvents(txHashes)
for {
select {
case h := <-txHashes:
notifier.Notify(rpcSub.ID, h)
case hashes := <-txHashes:
// To keep the original behaviour, send a single tx hash in one notification.
// TODO(rjl493456442) Send a batch of tx hashes in one notification
for _, h := range hashes {
notifier.Notify(rpcSub.ID, h)
}
case <-rpcSub.Err():
pendingTxSub.Unsubscribe()
return

2
eth/filters/filter.go
View File

@ -36,7 +36,7 @@ type Backend interface {
GetReceipts(ctx context.Context, blockHash common.Hash) (types.Receipts, error)
GetLogs(ctx context.Context, blockHash common.Hash) ([][]*types.Log, error)
SubscribeTxPreEvent(chan<- core.TxPreEvent) event.Subscription
SubscribeTxPreEvent(chan<- core.TxsPreEvent) event.Subscription
SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription
SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription

38
eth/filters/filter_system.go
View File

@ -59,7 +59,7 @@ const (
const (
// txChanSize is the size of channel listening to TxPreEvent.
// txChanSize is the size of channel listening to TxsPreEvent.
// The number is referenced from the size of tx pool.
txChanSize = 4096
// rmLogsChanSize is the size of channel listening to RemovedLogsEvent.
@ -80,7 +80,7 @@ type subscription struct {
created time.Time
logsCrit ethereum.FilterQuery
logs chan []*types.Log
hashes chan common.Hash
hashes chan []common.Hash
headers chan *types.Header
installed chan struct{} // closed when the filter is installed
err chan error // closed when the filter is uninstalled
@ -95,7 +95,7 @@ type EventSystem struct {
lastHead *types.Header
// Subscriptions
txSub event.Subscription // Subscription for new transaction event
txsSub event.Subscription // Subscription for new transaction event
logsSub event.Subscription // Subscription for new log event
rmLogsSub event.Subscription // Subscription for removed log event
chainSub event.Subscription // Subscription for new chain event
@ -104,7 +104,7 @@ type EventSystem struct {
// Channels
install chan *subscription // install filter for event notification
uninstall chan *subscription // remove filter for event notification
txCh chan core.TxPreEvent // Channel to receive new transaction event
txsCh chan core.TxsPreEvent // Channel to receive new transactions event
logsCh chan []*types.Log // Channel to receive new log event
rmLogsCh chan core.RemovedLogsEvent // Channel to receive removed log event
chainCh chan core.ChainEvent // Channel to receive new chain event
@ -123,14 +123,14 @@ func NewEventSystem(mux *event.TypeMux, backend Backend, lightMode bool) *EventS
lightMode: lightMode,
install: make(chan *subscription),
uninstall: make(chan *subscription),
txCh: make(chan core.TxPreEvent, txChanSize),
txsCh: make(chan core.TxsPreEvent, txChanSize),
logsCh: make(chan []*types.Log, logsChanSize),
rmLogsCh: make(chan core.RemovedLogsEvent, rmLogsChanSize),
chainCh: make(chan core.ChainEvent, chainEvChanSize),
}
// Subscribe events
m.txSub = m.backend.SubscribeTxPreEvent(m.txCh)
m.txsSub = m.backend.SubscribeTxPreEvent(m.txsCh)
m.logsSub = m.backend.SubscribeLogsEvent(m.logsCh)
m.rmLogsSub = m.backend.SubscribeRemovedLogsEvent(m.rmLogsCh)
m.chainSub = m.backend.SubscribeChainEvent(m.chainCh)
@ -138,7 +138,7 @@ func NewEventSystem(mux *event.TypeMux, backend Backend, lightMode bool) *EventS
m.pendingLogSub = m.mux.Subscribe(core.PendingLogsEvent{})
// Make sure none of the subscriptions are empty
if m.txSub == nil || m.logsSub == nil || m.rmLogsSub == nil || m.chainSub == nil ||
if m.txsSub == nil || m.logsSub == nil || m.rmLogsSub == nil || m.chainSub == nil ||
m.pendingLogSub.Closed() {
log.Crit("Subscribe for event system failed")
}
@ -240,7 +240,7 @@ func (es *EventSystem) subscribeMinedPendingLogs(crit ethereum.FilterQuery, logs
logsCrit: crit,
created: time.Now(),
logs: logs,
hashes: make(chan common.Hash),
hashes: make(chan []common.Hash),
headers: make(chan *types.Header),
installed: make(chan struct{}),
err: make(chan error),
@ -257,7 +257,7 @@ func (es *EventSystem) subscribeLogs(crit ethereum.FilterQuery, logs chan []*typ
logsCrit: crit,
created: time.Now(),
logs: logs,
hashes: make(chan common.Hash),
hashes: make(chan []common.Hash),
headers: make(chan *types.Header),
installed: make(chan struct{}),
err: make(chan error),
@ -274,7 +274,7 @@ func (es *EventSystem) subscribePendingLogs(crit ethereum.FilterQuery, logs chan
logsCrit: crit,
created: time.Now(),
logs: logs,
hashes: make(chan common.Hash),
hashes: make(chan []common.Hash),
headers: make(chan *types.Header),
installed: make(chan struct{}),
err: make(chan error),
@ -290,7 +290,7 @@ func (es *EventSystem) SubscribeNewHeads(headers chan *types.Header) *Subscripti
typ: BlocksSubscription,
created: time.Now(),
logs: make(chan []*types.Log),
hashes: make(chan common.Hash),
hashes: make(chan []common.Hash),
headers: headers,
installed: make(chan struct{}),
err: make(chan error),
@ -300,7 +300,7 @@ func (es *EventSystem) SubscribeNewHeads(headers chan *types.Header) *Subscripti
// SubscribePendingTxEvents creates a subscription that writes transaction hashes for
// transactions that enter the transaction pool.
func (es *EventSystem) SubscribePendingTxEvents(hashes chan common.Hash) *Subscription {
func (es *EventSystem) SubscribePendingTxEvents(hashes chan []common.Hash) *Subscription {
sub := &subscription{
id: rpc.NewID(),
typ: PendingTransactionsSubscription,
@ -348,9 +348,13 @@ func (es *EventSystem) broadcast(filters filterIndex, ev interface{}) {
}
}
}
case core.TxPreEvent:
case core.TxsPreEvent:
hashes := make([]common.Hash, 0, e.Txs.Len())
for _, tx := range e.Txs {
hashes = append(hashes, tx.Hash())
}
for _, f := range filters[PendingTransactionsSubscription] {
f.hashes <- e.Tx.Hash()
f.hashes <- hashes
}
case core.ChainEvent:
for _, f := range filters[BlocksSubscription] {
@ -446,7 +450,7 @@ func (es *EventSystem) eventLoop() {
// Ensure all subscriptions get cleaned up
defer func() {
es.pendingLogSub.Unsubscribe()
es.txSub.Unsubscribe()
es.txsSub.Unsubscribe()
es.logsSub.Unsubscribe()
es.rmLogsSub.Unsubscribe()
es.chainSub.Unsubscribe()
@ -460,7 +464,7 @@ func (es *EventSystem) eventLoop() {
for {
select {
// Handle subscribed events
case ev := <-es.txCh:
case ev := <-es.txsCh:
es.broadcast(index, ev)
case ev := <-es.logsCh:
es.broadcast(index, ev)
@ -495,7 +499,7 @@ func (es *EventSystem) eventLoop() {
close(f.err)
// System stopped
case <-es.txSub.Err():
case <-es.txsSub.Err():
return
case <-es.logsSub.Err():
return

7
eth/filters/filter_system_test.go
View File

@ -96,7 +96,7 @@ func (b *testBackend) GetLogs(ctx context.Context, hash common.Hash) ([][]*types
return logs, nil
}
func (b *testBackend) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription {
func (b *testBackend) SubscribeTxPreEvent(ch chan<- core.TxsPreEvent) event.Subscription {
return b.txFeed.Subscribe(ch)
}
@ -232,10 +232,7 @@ func TestPendingTxFilter(t *testing.T) {
fid0 := api.NewPendingTransactionFilter()
time.Sleep(1 * time.Second)
for _, tx := range transactions {
ev := core.TxPreEvent{Tx: tx}
txFeed.Send(ev)
}
txFeed.Send(core.TxsPreEvent{transactions})
timeout := time.Now().Add(1 * time.Second)
for {

41
eth/handler.go
View File

@ -46,7 +46,7 @@ const (
softResponseLimit = 2 * 1024 * 1024 // Target maximum size of returned blocks, headers or node data.
estHeaderRlpSize = 500 // Approximate size of an RLP encoded block header
// txChanSize is the size of channel listening to TxPreEvent.
// txChanSize is the size of channel listening to TxsPreEvent.
// The number is referenced from the size of tx pool.
txChanSize = 4096
)
@ -81,8 +81,8 @@ type ProtocolManager struct {
SubProtocols []p2p.Protocol
eventMux *event.TypeMux
txCh chan core.TxPreEvent
txSub event.Subscription
txsCh chan core.TxsPreEvent
txsSub event.Subscription
minedBlockSub *event.TypeMuxSubscription
// channels for fetcher, syncer, txsyncLoop
@ -204,8 +204,8 @@ func (pm *ProtocolManager) Start(maxPeers int) {
pm.maxPeers = maxPeers
// broadcast transactions
pm.txCh = make(chan core.TxPreEvent, txChanSize)
pm.txSub = pm.txpool.SubscribeTxPreEvent(pm.txCh)
pm.txsCh = make(chan core.TxsPreEvent, txChanSize)
pm.txsSub = pm.txpool.SubscribeTxPreEvent(pm.txsCh)
go pm.txBroadcastLoop()
// broadcast mined blocks
@ -220,7 +220,7 @@ func (pm *ProtocolManager) Start(maxPeers int) {
func (pm *ProtocolManager) Stop() {
log.Info("Stopping Ethereum protocol")
pm.txSub.Unsubscribe() // quits txBroadcastLoop
pm.txsSub.Unsubscribe() // quits txBroadcastLoop
pm.minedBlockSub.Unsubscribe() // quits blockBroadcastLoop
// Quit the sync loop.
@ -712,16 +712,23 @@ func (pm *ProtocolManager) BroadcastBlock(block *types.Block, propagate bool) {
}
}
// BroadcastTx will propagate a transaction to all peers which are not known to
// BroadcastTxs will propagate a batch of transactions to all peers which are not known to
// already have the given transaction.
func (pm *ProtocolManager) BroadcastTx(hash common.Hash, tx *types.Transaction) {
// Broadcast transaction to a batch of peers not knowing about it
peers := pm.peers.PeersWithoutTx(hash)
//FIXME include this again: peers = peers[:int(math.Sqrt(float64(len(peers))))]
for _, peer := range peers {
peer.SendTransactions(types.Transactions{tx})
func (pm *ProtocolManager) BroadcastTxs(txs types.Transactions) {
var txset = make(map[*peer]types.Transactions)
// Broadcast transactions to a batch of peers not knowing about it
for _, tx := range txs {
peers := pm.peers.PeersWithoutTx(tx.Hash())
for _, peer := range peers {
txset[peer] = append(txset[peer], tx)
}
log.Trace("Broadcast transaction", "hash", tx.Hash(), "recipients", len(peers))
}
// FIXME include this again: peers = peers[:int(math.Sqrt(float64(len(peers))))]
for peer, txs := range txset {
peer.SendTransactions(txs)
}
log.Trace("Broadcast transaction", "hash", hash, "recipients", len(peers))
}
// Mined broadcast loop
@ -739,11 +746,11 @@ func (pm *ProtocolManager) minedBroadcastLoop() {
func (pm *ProtocolManager) txBroadcastLoop() {
for {
select {
case event := <-pm.txCh:
pm.BroadcastTx(event.Tx.Hash(), event.Tx)
case event := <-pm.txsCh:
pm.BroadcastTxs(event.Txs)
// Err() channel will be closed when unsubscribing.
case <-pm.txSub.Err():
case <-pm.txsSub.Err():
return
}
}

2
eth/helper_test.go
View File

@ -124,7 +124,7 @@ func (p *testTxPool) Pending() (map[common.Address]types.Transactions, error) {
return batches, nil
}
func (p *testTxPool) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription {
func (p *testTxPool) SubscribeTxPreEvent(ch chan<- core.TxsPreEvent) event.Subscription {
return p.txFeed.Subscribe(ch)
}

4
eth/protocol.go
View File

@ -104,8 +104,8 @@ type txPool interface {
Pending() (map[common.Address]types.Transactions, error)
// SubscribeTxPreEvent should return an event subscription of
// TxPreEvent and send events to the given channel.
SubscribeTxPreEvent(chan<- core.TxPreEvent) event.Subscription
// TxsPreEvent and send events to the given channel.
SubscribeTxPreEvent(chan<- core.TxsPreEvent) event.Subscription
}
// statusData is the network packet for the status message.

2
eth/protocol_test.go
View File

@ -116,7 +116,7 @@ func testRecvTransactions(t *testing.T, protocol int) {
t.Errorf("added wrong tx hash: got %v, want %v", added[0].Hash(), tx.Hash())
}
case <-time.After(2 * time.Second):
t.Errorf("no TxPreEvent received within 2 seconds")
t.Errorf("no TxsPreEvent received within 2 seconds")
}
}

8
ethstats/ethstats.go
View File

@ -49,7 +49,7 @@ const (
// history request.
historyUpdateRange = 50
// txChanSize is the size of channel listening to TxPreEvent.
// txChanSize is the size of channel listening to TxsPreEvent.
// The number is referenced from the size of tx pool.
txChanSize = 4096
// chainHeadChanSize is the size of channel listening to ChainHeadEvent.
@ -58,8 +58,8 @@ const (
type txPool interface {
// SubscribeTxPreEvent should return an event subscription of
// TxPreEvent and send events to the given channel.
SubscribeTxPreEvent(chan<- core.TxPreEvent) event.Subscription
// TxsPreEvent and send events to the given channel.
SubscribeTxPreEvent(chan<- core.TxsPreEvent) event.Subscription
}
type blockChain interface {
@ -150,7 +150,7 @@ func (s *Service) loop() {
headSub := blockchain.SubscribeChainHeadEvent(chainHeadCh)
defer headSub.Unsubscribe()
txEventCh := make(chan core.TxPreEvent, txChanSize)
txEventCh := make(chan core.TxsPreEvent, txChanSize)
txSub := txpool.SubscribeTxPreEvent(txEventCh)
defer txSub.Unsubscribe()

2
internal/ethapi/backend.go
View File

@ -65,7 +65,7 @@ type Backend interface {
GetPoolNonce(ctx context.Context, addr common.Address) (uint64, error)
Stats() (pending int, queued int)
TxPoolContent() (map[common.Address]types.Transactions, map[common.Address]types.Transactions)
SubscribeTxPreEvent(chan<- core.TxPreEvent) event.Subscription
SubscribeTxPreEvent(chan<- core.TxsPreEvent) event.Subscription
ChainConfig() *params.ChainConfig
CurrentBlock() *types.Block

2
les/api_backend.go
View File

@ -136,7 +136,7 @@ func (b *LesApiBackend) TxPoolContent() (map[common.Address]types.Transactions,
return b.eth.txPool.Content()
}
func (b *LesApiBackend) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription {
func (b *LesApiBackend) SubscribeTxPreEvent(ch chan<- core.TxsPreEvent) event.Subscription {
return b.eth.txPool.SubscribeTxPreEvent(ch)
}

6
light/txpool.go
View File

@ -321,9 +321,9 @@ func (pool *TxPool) Stop() {
log.Info("Transaction pool stopped")
}
// SubscribeTxPreEvent registers a subscription of core.TxPreEvent and
// SubscribeTxPreEvent registers a subscription of core.TxsPreEvent and
// starts sending event to the given channel.
func (pool *TxPool) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription {
func (pool *TxPool) SubscribeTxPreEvent(ch chan<- core.TxsPreEvent) event.Subscription {
return pool.scope.Track(pool.txFeed.Subscribe(ch))
}
@ -412,7 +412,7 @@ func (self *TxPool) add(ctx context.Context, tx *types.Transaction) error {
// Notify the subscribers. This event is posted in a goroutine
// because it's possible that somewhere during the post "Remove transaction"
// gets called which will then wait for the global tx pool lock and deadlock.
go self.txFeed.Send(core.TxPreEvent{Tx: tx})
go self.txFeed.Send(core.TxsPreEvent{types.Transactions{tx}})
}
// Print a log message if low enough level is set

45
miner/worker.go
View File

@ -42,7 +42,7 @@ const (
resultQueueSize = 10
miningLogAtDepth = 5
// txChanSize is the size of channel listening to TxPreEvent.
// txChanSize is the size of channel listening to TxsPreEvent.
// The number is referenced from the size of tx pool.
txChanSize = 4096
// chainHeadChanSize is the size of channel listening to ChainHeadEvent.
@ -71,6 +71,7 @@ type Work struct {
family *set.Set // family set (used for checking uncle invalidity)
uncles *set.Set // uncle set
tcount int // tx count in cycle
gasPool *core.GasPool // available gas used to pack transaction.
Block *types.Block // the new block
@ -95,8 +96,8 @@ type worker struct {
// update loop
mux *event.TypeMux
txCh chan core.TxPreEvent
txSub event.Subscription
txsCh chan core.TxsPreEvent
txsSub event.Subscription
chainHeadCh chan core.ChainHeadEvent
chainHeadSub event.Subscription
chainSideCh chan core.ChainSideEvent
@ -137,7 +138,7 @@ func newWorker(config *params.ChainConfig, engine consensus.Engine, coinbase com
engine: engine,
eth: eth,
mux: mux,
txCh: make(chan core.TxPreEvent, txChanSize),
txsCh: make(chan core.TxsPreEvent, txChanSize),
chainHeadCh: make(chan core.ChainHeadEvent, chainHeadChanSize),
chainSideCh: make(chan core.ChainSideEvent, chainSideChanSize),
chainDb: eth.ChainDb(),
@ -149,8 +150,8 @@ func newWorker(config *params.ChainConfig, engine consensus.Engine, coinbase com
agents: make(map[Agent]struct{}),
unconfirmed: newUnconfirmedBlocks(eth.BlockChain(), miningLogAtDepth),
}
// Subscribe TxPreEvent for tx pool
worker.txSub = eth.TxPool().SubscribeTxPreEvent(worker.txCh)
// Subscribe TxsPreEvent for tx pool
worker.txsSub = eth.TxPool().SubscribeTxPreEvent(worker.txsCh)
// Subscribe events for blockchain
worker.chainHeadSub = eth.BlockChain().SubscribeChainHeadEvent(worker.chainHeadCh)
worker.chainSideSub = eth.BlockChain().SubscribeChainSideEvent(worker.chainSideCh)
@ -241,7 +242,7 @@ func (self *worker) unregister(agent Agent) {
}
func (self *worker) update() {
defer self.txSub.Unsubscribe()
defer self.txsSub.Unsubscribe()
defer self.chainHeadSub.Unsubscribe()
defer self.chainSideSub.Unsubscribe()
@ -258,15 +259,21 @@ func (self *worker) update() {
self.possibleUncles[ev.Block.Hash()] = ev.Block
self.uncleMu.Unlock()
// Handle TxPreEvent
case ev := <-self.txCh:
// Apply transaction to the pending state if we're not mining
// Handle TxsPreEvent
case ev := <-self.txsCh:
// Apply transactions to the pending state if we're not mining.
//
// Note all transactions received may not be continuous with transactions
// already included in the current mining block. These transactions will
// be automatically eliminated.
if atomic.LoadInt32(&self.mining) == 0 {
self.currentMu.Lock()
acc, _ := types.Sender(self.current.signer, ev.Tx)
txs := map[common.Address]types.Transactions{acc: {ev.Tx}}
txs := make(map[common.Address]types.Transactions)
for _, tx := range ev.Txs {
acc, _ := types.Sender(self.current.signer, tx)
txs[acc] = append(txs[acc], tx)
}
txset := types.NewTransactionsByPriceAndNonce(self.current.signer, txs)
self.current.commitTransactions(self.mux, txset, self.chain, self.coinbase)
self.updateSnapshot()
self.currentMu.Unlock()
@ -278,7 +285,7 @@ func (self *worker) update() {
}
// System stopped
case <-self.txSub.Err():
case <-self.txsSub.Err():
return
case <-self.chainHeadSub.Err():
return
@ -522,14 +529,16 @@ func (self *worker) updateSnapshot() {
}
func (env *Work) commitTransactions(mux *event.TypeMux, txs *types.TransactionsByPriceAndNonce, bc *core.BlockChain, coinbase common.Address) {
gp := new(core.GasPool).AddGas(env.header.GasLimit)
if env.gasPool == nil {
env.gasPool = new(core.GasPool).AddGas(env.header.GasLimit)
}
var coalescedLogs []*types.Log
for {
// If we don't have enough gas for any further transactions then we're done
if gp.Gas() < params.TxGas {
log.Trace("Not enough gas for further transactions", "gp", gp)
if env.gasPool.Gas() < params.TxGas {
log.Trace("Not enough gas for further transactions", "gp", env.gasPool)
break
}
// Retrieve the next transaction and abort if all done
@ -553,7 +562,7 @@ func (env *Work) commitTransactions(mux *event.TypeMux, txs *types.TransactionsB
// Start executing the transaction
env.state.Prepare(tx.Hash(), common.Hash{}, env.tcount)
err, logs := env.commitTransaction(tx, bc, coinbase, gp)
err, logs := env.commitTransaction(tx, bc, coinbase, env.gasPool)
switch err {
case core.ErrGasLimitReached:
// Pop the current out-of-gas transaction without shifting in the next from the account