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core: fire tx event on replace, expand tests

This commit is contained in:
Péter Szilágyi 2017-10-20 12:34:43 +03:00
parent eaa4f8a5f9
commit 0e7d019e0e
No known key found for this signature in database
GPG Key ID: E9AE538CEDF8293D
3 changed files with 191 additions and 4 deletions
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2
core/bloombits/matcher_test.go
View File

@ -85,7 +85,7 @@ func TestWildcardMatcher(t *testing.T) {
}
// makeRandomIndexes generates a random filter system, composed on multiple filter
// criteria, each having one bloom list component for the address and arbitrarilly
// criteria, each having one bloom list component for the address and arbitrarily
// many topic bloom list components.
func makeRandomIndexes(lengths []int, max int) [][]bloomIndexes {
res := make([][]bloomIndexes, len(lengths))

5
core/tx_pool.go
View File

@ -640,6 +640,10 @@ func (pool *TxPool) add(tx *types.Transaction, local bool) (bool, error) {
pool.journalTx(from, tx)
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})
return old != nil, nil
}
// New transaction isn't replacing a pending one, push into queue
@ -729,6 +733,7 @@ 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})
}

188
core/tx_pool_test.go
View File

@ -117,6 +117,28 @@ func validateTxPoolInternals(pool *TxPool) error {
return nil
}
// 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++ {
select {
case <-events:
case <-time.After(time.Second):
return fmt.Errorf("event #%d not fired", i)
}
}
select {
case tx := <-events:
return fmt.Errorf("more than %d events fired: %v", count, tx.Tx)
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
// really nothing gets injected.
}
return nil
}
func deriveSender(tx *types.Transaction) (common.Address, error) {
return types.Sender(types.HomesteadSigner{}, tx)
}
@ -149,7 +171,9 @@ func (c *testChain) State() (*state.StateDB, error) {
// This test simulates a scenario where a new block is imported during a
// state reset and tests whether the pending state is in sync with the
// block head event that initiated the resetState().
func TestStateChangeDuringPoolReset(t *testing.T) {
func TestStateChangeDuringTransactionPoolReset(t *testing.T) {
t.Parallel()
var (
db, _ = ethdb.NewMemDatabase()
key, _ = crypto.GenerateKey()
@ -201,6 +225,8 @@ func TestStateChangeDuringPoolReset(t *testing.T) {
}
func TestInvalidTransactions(t *testing.T) {
t.Parallel()
pool, key := setupTxPool()
defer pool.Stop()
@ -236,6 +262,8 @@ func TestInvalidTransactions(t *testing.T) {
}
func TestTransactionQueue(t *testing.T) {
t.Parallel()
pool, key := setupTxPool()
defer pool.Stop()
@ -287,7 +315,9 @@ func TestTransactionQueue(t *testing.T) {
}
}
func TestNegativeValue(t *testing.T) {
func TestTransactionNegativeValue(t *testing.T) {
t.Parallel()
pool, key := setupTxPool()
defer pool.Stop()
@ -300,6 +330,8 @@ func TestNegativeValue(t *testing.T) {
}
func TestTransactionChainFork(t *testing.T) {
t.Parallel()
pool, key := setupTxPool()
defer pool.Stop()
@ -328,6 +360,8 @@ func TestTransactionChainFork(t *testing.T) {
}
func TestTransactionDoubleNonce(t *testing.T) {
t.Parallel()
pool, key := setupTxPool()
defer pool.Stop()
@ -376,7 +410,9 @@ func TestTransactionDoubleNonce(t *testing.T) {
}
}
func TestMissingNonce(t *testing.T) {
func TestTransactionMissingNonce(t *testing.T) {
t.Parallel()
pool, key := setupTxPool()
defer pool.Stop()
@ -398,6 +434,8 @@ func TestMissingNonce(t *testing.T) {
}
func TestTransactionNonceRecovery(t *testing.T) {
t.Parallel()
const n = 10
pool, key := setupTxPool()
defer pool.Stop()
@ -422,6 +460,8 @@ func TestTransactionNonceRecovery(t *testing.T) {
// Tests that if an account runs out of funds, any pending and queued transactions
// are dropped.
func TestTransactionDropping(t *testing.T) {
t.Parallel()
// Create a test account and fund it
pool, key := setupTxPool()
defer pool.Stop()
@ -515,6 +555,8 @@ func TestTransactionDropping(t *testing.T) {
// of fund), all consecutive (still valid, but not executable) transactions are
// postponed back into the future queue to prevent broadcasting them.
func TestTransactionPostponing(t *testing.T) {
t.Parallel()
// Create a test account and fund it
pool, key := setupTxPool()
defer pool.Stop()
@ -586,9 +628,68 @@ func TestTransactionPostponing(t *testing.T) {
}
}
// Tests that if the transaction pool has both executable and non-executable
// transactions from an origin account, filling the nonce gap moves all queued
// ones into the pending pool.
func TestTransactionGapFilling(t *testing.T) {
t.Parallel()
// Create a test account and fund it
pool, key := setupTxPool()
defer pool.Stop()
account, _ := deriveSender(transaction(0, big.NewInt(0), key))
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)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
// Create a pending and a queued transaction with a nonce-gap in between
if err := pool.AddRemote(transaction(0, big.NewInt(100000), key)); err != nil {
t.Fatalf("failed to add pending transaction: %v", err)
}
if err := pool.AddRemote(transaction(2, big.NewInt(100000), key)); err != nil {
t.Fatalf("failed to add queued transaction: %v", err)
}
pending, queued := pool.Stats()
if pending != 1 {
t.Fatalf("pending transactions mismatched: have %d, want %d", pending, 1)
}
if queued != 1 {
t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 1)
}
if err := validateEvents(events, 1); err != nil {
t.Fatalf("original event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
// Fill the nonce gap and ensure all transactions become pending
if err := pool.AddRemote(transaction(1, big.NewInt(100000), key)); err != nil {
t.Fatalf("failed to add gapped transaction: %v", err)
}
pending, queued = pool.Stats()
if pending != 3 {
t.Fatalf("pending transactions mismatched: have %d, want %d", pending, 3)
}
if queued != 0 {
t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 0)
}
if err := validateEvents(events, 2); err != nil {
t.Fatalf("gap-filling event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
}
// Tests that if the transaction count belonging to a single account goes above
// some threshold, the higher transactions are dropped to prevent DOS attacks.
func TestTransactionQueueAccountLimiting(t *testing.T) {
t.Parallel()
// Create a test account and fund it
pool, key := setupTxPool()
defer pool.Stop()
@ -632,6 +733,8 @@ func TestTransactionQueueGlobalLimitingNoLocals(t *testing.T) {
}
func testTransactionQueueGlobalLimiting(t *testing.T, nolocals bool) {
t.Parallel()
// Create the pool to test the limit enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -782,6 +885,8 @@ func testTransactionQueueTimeLimiting(t *testing.T, nolocals bool) {
// above some threshold, as long as the transactions are executable, they are
// accepted.
func TestTransactionPendingLimiting(t *testing.T) {
t.Parallel()
// Create a test account and fund it
pool, key := setupTxPool()
defer pool.Stop()
@ -789,6 +894,11 @@ func TestTransactionPendingLimiting(t *testing.T) {
account, _ := deriveSender(transaction(0, big.NewInt(0), key))
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)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
// Keep queuing up transactions and make sure all above a limit are dropped
for i := uint64(0); i < testTxPoolConfig.AccountQueue+5; i++ {
if err := pool.AddRemote(transaction(i, big.NewInt(100000), key)); err != nil {
@ -804,6 +914,12 @@ func TestTransactionPendingLimiting(t *testing.T) {
if len(pool.all) != int(testTxPoolConfig.AccountQueue+5) {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), testTxPoolConfig.AccountQueue+5)
}
if err := validateEvents(events, int(testTxPoolConfig.AccountQueue+5)); err != nil {
t.Fatalf("event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
}
// Tests that the transaction limits are enforced the same way irrelevant whether
@ -812,6 +928,8 @@ func TestTransactionQueueLimitingEquivalency(t *testing.T) { testTransactionLi
func TestTransactionPendingLimitingEquivalency(t *testing.T) { testTransactionLimitingEquivalency(t, 0) }
func testTransactionLimitingEquivalency(t *testing.T, origin uint64) {
t.Parallel()
// Add a batch of transactions to a pool one by one
pool1, key1 := setupTxPool()
defer pool1.Stop()
@ -859,6 +977,8 @@ func testTransactionLimitingEquivalency(t *testing.T, origin uint64) {
// some hard threshold, the higher transactions are dropped to prevent DOS
// attacks.
func TestTransactionPendingGlobalLimiting(t *testing.T) {
t.Parallel()
// Create the pool to test the limit enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -904,6 +1024,8 @@ func TestTransactionPendingGlobalLimiting(t *testing.T) {
// Tests that if transactions start being capped, transactions are also removed from 'all'
func TestTransactionCapClearsFromAll(t *testing.T) {
t.Parallel()
// Create the pool to test the limit enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -937,6 +1059,8 @@ func TestTransactionCapClearsFromAll(t *testing.T) {
// some hard threshold, if they are under the minimum guaranteed slot count then
// the transactions are still kept.
func TestTransactionPendingMinimumAllowance(t *testing.T) {
t.Parallel()
// Create the pool to test the limit enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -984,6 +1108,8 @@ func TestTransactionPendingMinimumAllowance(t *testing.T) {
//
// Note, local transactions are never allowed to be dropped.
func TestTransactionPoolRepricing(t *testing.T) {
t.Parallel()
// Create the pool to test the pricing enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -992,6 +1118,11 @@ func TestTransactionPoolRepricing(t *testing.T) {
pool := NewTxPool(testTxPoolConfig, params.TestChainConfig, blockchain)
defer pool.Stop()
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, 32)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
// Create a number of test accounts and fund them
keys := make([]*ecdsa.PrivateKey, 3)
for i := 0; i < len(keys); i++ {
@ -1022,6 +1153,9 @@ func TestTransactionPoolRepricing(t *testing.T) {
if queued != 3 {
t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 3)
}
if err := validateEvents(events, 4); err != nil {
t.Fatalf("original event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1035,6 +1169,9 @@ func TestTransactionPoolRepricing(t *testing.T) {
if queued != 3 {
t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 3)
}
if err := validateEvents(events, 0); err != nil {
t.Fatalf("reprice event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1045,6 +1182,9 @@ func TestTransactionPoolRepricing(t *testing.T) {
if err := pool.AddRemote(pricedTransaction(2, big.NewInt(100000), big.NewInt(1), keys[1])); err != ErrUnderpriced {
t.Fatalf("adding underpriced queued transaction error mismatch: have %v, want %v", err, ErrUnderpriced)
}
if err := validateEvents(events, 0); err != nil {
t.Fatalf("post-reprice event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1056,6 +1196,9 @@ func TestTransactionPoolRepricing(t *testing.T) {
if pending, _ = pool.Stats(); pending != 3 {
t.Fatalf("pending transactions mismatched: have %d, want %d", pending, 3)
}
if err := validateEvents(events, 1); err != nil {
t.Fatalf("post-reprice local event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1064,6 +1207,8 @@ func TestTransactionPoolRepricing(t *testing.T) {
// Tests that setting the transaction pool gas price to a higher value does not
// remove local transactions.
func TestTransactionPoolRepricingKeepsLocals(t *testing.T) {
t.Parallel()
// Create the pool to test the pricing enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -1125,6 +1270,8 @@ func TestTransactionPoolRepricingKeepsLocals(t *testing.T) {
//
// Note, local transactions are never allowed to be dropped.
func TestTransactionPoolUnderpricing(t *testing.T) {
t.Parallel()
// Create the pool to test the pricing enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -1137,6 +1284,11 @@ func TestTransactionPoolUnderpricing(t *testing.T) {
pool := NewTxPool(config, params.TestChainConfig, blockchain)
defer pool.Stop()
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, 32)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
// Create a number of test accounts and fund them
keys := make([]*ecdsa.PrivateKey, 3)
for i := 0; i < len(keys); i++ {
@ -1164,6 +1316,9 @@ func TestTransactionPoolUnderpricing(t *testing.T) {
if queued != 1 {
t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 1)
}
if err := validateEvents(events, 3); err != nil {
t.Fatalf("original event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1188,6 +1343,9 @@ func TestTransactionPoolUnderpricing(t *testing.T) {
if queued != 2 {
t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 2)
}
if err := validateEvents(events, 2); err != nil {
t.Fatalf("additional event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1203,6 +1361,9 @@ func TestTransactionPoolUnderpricing(t *testing.T) {
if queued != 2 {
t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 2)
}
if err := validateEvents(events, 1); err != nil {
t.Fatalf("local event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1211,6 +1372,8 @@ func TestTransactionPoolUnderpricing(t *testing.T) {
// Tests that the pool rejects replacement transactions that don't meet the minimum
// price bump required.
func TestTransactionReplacement(t *testing.T) {
t.Parallel()
// Create the pool to test the pricing enforcement with
db, _ := ethdb.NewMemDatabase()
statedb, _ := state.New(common.Hash{}, state.NewDatabase(db))
@ -1219,6 +1382,11 @@ func TestTransactionReplacement(t *testing.T) {
pool := NewTxPool(testTxPoolConfig, params.TestChainConfig, blockchain)
defer pool.Stop()
// Keep track of transaction events to ensure all executables get announced
events := make(chan TxPreEvent, 32)
sub := pool.txFeed.Subscribe(events)
defer sub.Unsubscribe()
// Create a test account to add transactions with
key, _ := crypto.GenerateKey()
pool.currentState.AddBalance(crypto.PubkeyToAddress(key.PublicKey), big.NewInt(1000000000))
@ -1236,6 +1404,9 @@ func TestTransactionReplacement(t *testing.T) {
if err := pool.AddRemote(pricedTransaction(0, big.NewInt(100000), big.NewInt(2), key)); err != nil {
t.Fatalf("failed to replace original cheap pending transaction: %v", err)
}
if err := validateEvents(events, 2); err != nil {
t.Fatalf("cheap replacement event firing failed: %v", err)
}
if err := pool.AddRemote(pricedTransaction(0, big.NewInt(100000), big.NewInt(price), key)); err != nil {
t.Fatalf("failed to add original proper pending transaction: %v", err)
@ -1246,6 +1417,9 @@ func TestTransactionReplacement(t *testing.T) {
if err := pool.AddRemote(pricedTransaction(0, big.NewInt(100000), big.NewInt(threshold+1), key)); err != nil {
t.Fatalf("failed to replace original proper pending transaction: %v", err)
}
if err := validateEvents(events, 2); err != nil {
t.Fatalf("proper replacement event firing failed: %v", err)
}
// Add queued transactions, ensuring the minimum price bump is enforced for replacement (for ultra low prices too)
if err := pool.AddRemote(pricedTransaction(2, big.NewInt(100000), big.NewInt(1), key)); err != nil {
t.Fatalf("failed to add original queued transaction: %v", err)
@ -1266,6 +1440,10 @@ func TestTransactionReplacement(t *testing.T) {
if err := pool.AddRemote(pricedTransaction(2, big.NewInt(100000), big.NewInt(threshold+1), key)); err != nil {
t.Fatalf("failed to replace original queued transaction: %v", err)
}
if err := validateEvents(events, 0); err != nil {
t.Fatalf("queued replacement event firing failed: %v", err)
}
if err := validateTxPoolInternals(pool); err != nil {
t.Fatalf("pool internal state corrupted: %v", err)
}
@ -1277,6 +1455,8 @@ func TestTransactionJournaling(t *testing.T) { testTransactionJournaling
func TestTransactionJournalingNoLocals(t *testing.T) { testTransactionJournaling(t, true) }
func testTransactionJournaling(t *testing.T, nolocals bool) {
t.Parallel()
// Create a temporary file for the journal
file, err := ioutil.TempFile("", "")
if err != nil {
@ -1335,6 +1515,7 @@ func testTransactionJournaling(t *testing.T, nolocals bool) {
pool.Stop()
statedb.SetNonce(crypto.PubkeyToAddress(local.PublicKey), 1)
blockchain = &testBlockChain{statedb, big.NewInt(1000000), new(event.Feed)}
pool = NewTxPool(config, params.TestChainConfig, blockchain)
pending, queued = pool.Stats()
@ -1358,6 +1539,7 @@ func testTransactionJournaling(t *testing.T, nolocals bool) {
pool.lockedReset(nil, nil)
time.Sleep(2 * config.Rejournal)
pool.Stop()
statedb.SetNonce(crypto.PubkeyToAddress(local.PublicKey), 1)
blockchain = &testBlockChain{statedb, big.NewInt(1000000), new(event.Feed)}
pool = NewTxPool(config, params.TestChainConfig, blockchain)