From 0afd7675372798bd1a71c6a78472835a54d60b54 Mon Sep 17 00:00:00 2001 From: Crispin Flowerday Date: Thu, 26 Apr 2018 16:43:18 -0700 Subject: core: ensure local transactions aren't discarded as underpriced This fixes an issue where local transactions are discarded as underpriced when the pool and queue are full. --- core/tx_pool.go | 2 +- core/tx_pool_test.go | 22 +++++++++++++--------- 2 files changed, 14 insertions(+), 10 deletions(-) diff --git a/core/tx_pool.go b/core/tx_pool.go index b21384458..388b40058 100644 --- a/core/tx_pool.go +++ b/core/tx_pool.go @@ -618,7 +618,7 @@ func (pool *TxPool) add(tx *types.Transaction, local bool) (bool, error) { // If the transaction pool is full, discard underpriced transactions if uint64(len(pool.all)) >= pool.config.GlobalSlots+pool.config.GlobalQueue { // If the new transaction is underpriced, don't accept it - if pool.priced.Underpriced(tx, pool.locals) { + if !local && pool.priced.Underpriced(tx, pool.locals) { log.Trace("Discarding underpriced transaction", "hash", hash, "price", tx.GasPrice()) underpricedTxCounter.Inc(1) return false, ErrUnderpriced diff --git a/core/tx_pool_test.go b/core/tx_pool_test.go index 0cb14cb6a..f0f86415d 100644 --- a/core/tx_pool_test.go +++ b/core/tx_pool_test.go @@ -1346,7 +1346,7 @@ func TestTransactionPoolUnderpricing(t *testing.T) { defer sub.Unsubscribe() // Create a number of test accounts and fund them - keys := make([]*ecdsa.PrivateKey, 3) + keys := make([]*ecdsa.PrivateKey, 4) for i := 0; i < len(keys); i++ { keys[i], _ = crypto.GenerateKey() pool.currentState.AddBalance(crypto.PubkeyToAddress(keys[i].PublicKey), big.NewInt(1000000)) @@ -1406,18 +1406,22 @@ func TestTransactionPoolUnderpricing(t *testing.T) { t.Fatalf("pool internal state corrupted: %v", err) } // Ensure that adding local transactions can push out even higher priced ones - tx := pricedTransaction(1, 100000, big.NewInt(0), keys[2]) - if err := pool.AddLocal(tx); err != nil { - t.Fatalf("failed to add underpriced local transaction: %v", err) + ltx = pricedTransaction(1, 100000, big.NewInt(0), keys[2]) + if err := pool.AddLocal(ltx); err != nil { + t.Fatalf("failed to append underpriced local transaction: %v", err) + } + ltx = pricedTransaction(0, 100000, big.NewInt(0), keys[3]) + if err := pool.AddLocal(ltx); err != nil { + t.Fatalf("failed to add new underpriced local transaction: %v", err) } pending, queued = pool.Stats() - if pending != 2 { - t.Fatalf("pending transactions mismatched: have %d, want %d", pending, 2) + if pending != 3 { + t.Fatalf("pending transactions mismatched: have %d, want %d", pending, 3) } - if queued != 2 { - t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 2) + if queued != 1 { + t.Fatalf("queued transactions mismatched: have %d, want %d", queued, 1) } - if err := validateEvents(events, 1); err != nil { + if err := validateEvents(events, 2); err != nil { t.Fatalf("local event firing failed: %v", err) } if err := validateTxPoolInternals(pool); err != nil { -- cgit v1.2.3