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Merge pull request #1817 from obscuren/nonce-fix

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core: transaction nonce recovery
This commit is contained in:
Jeffrey Wilcke 2015-09-18 15:56:10 -07:00
commit b94b9b0158
2 changed files with 21 additions and 2 deletions
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4
core/transaction_pool.go
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@ -121,8 +121,8 @@ func (pool *TxPool) resetState() {
if addr, err := tx.From(); err == nil {
// Set the nonce. Transaction nonce can never be lower
// than the state nonce; validatePool took care of that.
if pool.pendingState.GetNonce(addr) < tx.Nonce() {
pool.pendingState.SetNonce(addr, tx.Nonce())
if pool.pendingState.GetNonce(addr) <= tx.Nonce() {
pool.pendingState.SetNonce(addr, tx.Nonce()+1)
}
}
}

19
core/transaction_pool_test.go
View File

@ -219,3 +219,22 @@ func TestMissingNonce(t *testing.T) {
t.Error("expected 1 queued transaction, got", len(pool.queue[addr]))
}
}
func TestNonceRecovery(t *testing.T) {
const n = 10
pool, key := setupTxPool()
addr := crypto.PubkeyToAddress(key.PublicKey)
pool.currentState().SetNonce(addr, n)
pool.currentState().AddBalance(addr, big.NewInt(100000000000000))
pool.resetState()
tx := transaction(n, big.NewInt(100000), key)
if err := pool.Add(tx); err != nil {
t.Error(err)
}
// simulate some weird re-order of transactions and missing nonce(s)
pool.currentState().SetNonce(addr, n-1)
pool.resetState()
if fn := pool.pendingState.GetNonce(addr); fn != n+1 {
t.Errorf("expected nonce to be %d, got %d", n+1, fn)
}
}