core, eth, internal, miner: optimize txpool for quick ops

eth/api_backend.go

@@ -118,21 +118,25 @@ func (b *EthApiBackend) RemoveTx(txHash common.Hash) {
 	b.eth.txMu.Lock()
 	defer b.eth.txMu.Unlock()
 
-	b.eth.txPool.RemoveTx(txHash)
+	b.eth.txPool.Remove(txHash)
 }
 
 func (b *EthApiBackend) GetPoolTransactions() types.Transactions {
 	b.eth.txMu.Lock()
 	defer b.eth.txMu.Unlock()
 
-	return b.eth.txPool.GetTransactions()
+	var txs types.Transactions
+	for _, batch := range b.eth.txPool.Pending() {
+		txs = append(txs, batch...)
+	}
+	return txs
 }
 
-func (b *EthApiBackend) GetPoolTransaction(txHash common.Hash) *types.Transaction {
+func (b *EthApiBackend) GetPoolTransaction(hash common.Hash) *types.Transaction {
 	b.eth.txMu.Lock()
 	defer b.eth.txMu.Unlock()
 
-	return b.eth.txPool.GetTransaction(txHash)
+	return b.eth.txPool.Get(hash)
 }
 
 func (b *EthApiBackend) GetPoolNonce(ctx context.Context, addr common.Address) (uint64, error) {
@@ -149,7 +153,7 @@ func (b *EthApiBackend) Stats() (pending int, queued int) {
 	return b.eth.txPool.Stats()
 }
 
-func (b *EthApiBackend) TxPoolContent() (map[common.Address]core.TxList, map[common.Address]core.TxList) {
+func (b *EthApiBackend) TxPoolContent() (map[common.Address]types.Transactions, map[common.Address]types.Transactions) {
 	b.eth.txMu.Lock()
 	defer b.eth.txMu.Unlock()
 

eth/handler.go

@@ -677,7 +677,7 @@ func (pm *ProtocolManager) handleMsg(p *peer) error {
 			}
 			p.MarkTransaction(tx.Hash())
 		}
-		pm.txpool.AddTransactions(txs)
+		pm.txpool.AddBatch(txs)
 
 	default:
 		return errResp(ErrInvalidMsgCode, "%v", msg.Code)

eth/helper_test.go

@@ -23,6 +23,7 @@ import (
 	"crypto/ecdsa"
 	"crypto/rand"
 	"math/big"
+	"sort"
 	"sync"
 	"testing"
 
@@ -89,9 +90,9 @@ type testTxPool struct {
 	lock sync.RWMutex // Protects the transaction pool
 }
 
-// AddTransactions appends a batch of transactions to the pool, and notifies any
+// AddBatch appends a batch of transactions to the pool, and notifies any
 // listeners if the addition channel is non nil
-func (p *testTxPool) AddTransactions(txs []*types.Transaction) {
+func (p *testTxPool) AddBatch(txs []*types.Transaction) {
 	p.lock.Lock()
 	defer p.lock.Unlock()
 
@@ -101,15 +102,20 @@ func (p *testTxPool) AddTransactions(txs []*types.Transaction) {
 	}
 }
 
-// GetTransactions returns all the transactions known to the pool
-func (p *testTxPool) GetTransactions() types.Transactions {
+// Pending returns all the transactions known to the pool
+func (p *testTxPool) Pending() map[common.Address]types.Transactions {
 	p.lock.RLock()
 	defer p.lock.RUnlock()
 
-	txs := make([]*types.Transaction, len(p.pool))
-	copy(txs, p.pool)
-
-	return txs
+	batches := make(map[common.Address]types.Transactions)
+	for _, tx := range p.pool {
+		from, _ := tx.From()
+		batches[from] = append(batches[from], tx)
+	}
+	for _, batch := range batches {
+		sort.Sort(types.TxByNonce(batch))
+	}
+	return batches
 }
 
 // newTestTransaction create a new dummy transaction.

eth/protocol.go

@@ -97,12 +97,12 @@ var errorToString = map[int]string{
 }
 
 type txPool interface {
-	// AddTransactions should add the given transactions to the pool.
-	AddTransactions([]*types.Transaction)
+	// AddBatch should add the given transactions to the pool.
+	AddBatch([]*types.Transaction)
 
-	// GetTransactions should return pending transactions.
+	// Pending should return pending transactions.
 	// The slice should be modifiable by the caller.
-	GetTransactions() types.Transactions
+	Pending() map[common.Address]types.Transactions
 }
 
 // statusData is the network packet for the status message.

eth/protocol_test.go

@@ -130,7 +130,7 @@ func testSendTransactions(t *testing.T, protocol int) {
 	for nonce := range alltxs {
 		alltxs[nonce] = newTestTransaction(testAccount, uint64(nonce), txsize)
 	}
-	pm.txpool.AddTransactions(alltxs)
+	pm.txpool.AddBatch(alltxs)
 
 	// Connect several peers. They should all receive the pending transactions.
 	var wg sync.WaitGroup

eth/sync.go

@@ -45,7 +45,10 @@ type txsync struct {
 
 // syncTransactions starts sending all currently pending transactions to the given peer.
 func (pm *ProtocolManager) syncTransactions(p *peer) {
-	txs := pm.txpool.GetTransactions()
+	var txs types.Transactions
+	for _, batch := range pm.txpool.Pending() {
+		txs = append(txs, batch...)
+	}
 	if len(txs) == 0 {
 		return
 	}