950d5643b1
* core/txpool: abstraction prep work for secondary pools (blob pool) * core/txpool: leave subpool concepts to a followup pr * les: fix tests using hard coded errors * core/txpool: use bitmaps instead of maps for tx type filtering
237 lines
9.0 KiB
Go
237 lines
9.0 KiB
Go
// Copyright 2023 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package txpool
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import (
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"crypto/ecdsa"
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"math/big"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/rawdb"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/event"
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)
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func pricedValuedTransaction(nonce uint64, value int64, gaslimit uint64, gasprice *big.Int, key *ecdsa.PrivateKey) *types.Transaction {
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tx, _ := types.SignTx(types.NewTransaction(nonce, common.Address{}, big.NewInt(value), gaslimit, gasprice, nil), types.HomesteadSigner{}, key)
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return tx
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}
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func count(t *testing.T, pool *TxPool) (pending int, queued int) {
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t.Helper()
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pending, queued = pool.stats()
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if err := validatePoolInternals(pool); err != nil {
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t.Fatalf("pool internal state corrupted: %v", err)
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}
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return pending, queued
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}
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func fillPool(t testing.TB, pool *TxPool) {
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t.Helper()
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// Create a number of test accounts, fund them and make transactions
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executableTxs := types.Transactions{}
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nonExecutableTxs := types.Transactions{}
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for i := 0; i < 384; i++ {
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key, _ := crypto.GenerateKey()
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pool.currentState.AddBalance(crypto.PubkeyToAddress(key.PublicKey), big.NewInt(10000000000))
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// Add executable ones
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for j := 0; j < int(pool.config.AccountSlots); j++ {
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executableTxs = append(executableTxs, pricedTransaction(uint64(j), 100000, big.NewInt(300), key))
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}
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}
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// Import the batch and verify that limits have been enforced
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pool.AddRemotesSync(executableTxs)
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pool.AddRemotesSync(nonExecutableTxs)
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pending, queued := pool.Stats()
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slots := pool.all.Slots()
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// sanity-check that the test prerequisites are ok (pending full)
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if have, want := pending, slots; have != want {
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t.Fatalf("have %d, want %d", have, want)
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}
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if have, want := queued, 0; have != want {
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t.Fatalf("have %d, want %d", have, want)
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}
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t.Logf("pool.config: GlobalSlots=%d, GlobalQueue=%d\n", pool.config.GlobalSlots, pool.config.GlobalQueue)
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t.Logf("pending: %d queued: %d, all: %d\n", pending, queued, slots)
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}
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// Tests that if a batch high-priced of non-executables arrive, they do not kick out
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// executable transactions
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func TestTransactionFutureAttack(t *testing.T) {
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t.Parallel()
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// Create the pool to test the limit enforcement with
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statedb, _ := state.New(types.EmptyRootHash, state.NewDatabase(rawdb.NewMemoryDatabase()), nil)
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blockchain := newTestBlockChain(1000000, statedb, new(event.Feed))
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config := testTxPoolConfig
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config.GlobalQueue = 100
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config.GlobalSlots = 100
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pool := New(config, eip1559Config, blockchain)
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defer pool.Stop()
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fillPool(t, pool)
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pending, _ := pool.Stats()
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// Now, future transaction attack starts, let's add a bunch of expensive non-executables, and see if the pending-count drops
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{
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key, _ := crypto.GenerateKey()
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pool.currentState.AddBalance(crypto.PubkeyToAddress(key.PublicKey), big.NewInt(100000000000))
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futureTxs := types.Transactions{}
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for j := 0; j < int(pool.config.GlobalSlots+pool.config.GlobalQueue); j++ {
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futureTxs = append(futureTxs, pricedTransaction(1000+uint64(j), 100000, big.NewInt(500), key))
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}
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for i := 0; i < 5; i++ {
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pool.AddRemotesSync(futureTxs)
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newPending, newQueued := count(t, pool)
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t.Logf("pending: %d queued: %d, all: %d\n", newPending, newQueued, pool.all.Slots())
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}
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}
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newPending, _ := pool.Stats()
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// Pending should not have been touched
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if have, want := newPending, pending; have < want {
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t.Errorf("wrong pending-count, have %d, want %d (GlobalSlots: %d)",
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have, want, pool.config.GlobalSlots)
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}
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}
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// Tests that if a batch high-priced of non-executables arrive, they do not kick out
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// executable transactions
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func TestTransactionFuture1559(t *testing.T) {
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t.Parallel()
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// Create the pool to test the pricing enforcement with
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statedb, _ := state.New(types.EmptyRootHash, state.NewDatabase(rawdb.NewMemoryDatabase()), nil)
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blockchain := newTestBlockChain(1000000, statedb, new(event.Feed))
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pool := New(testTxPoolConfig, eip1559Config, blockchain)
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defer pool.Stop()
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// Create a number of test accounts, fund them and make transactions
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fillPool(t, pool)
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pending, _ := pool.Stats()
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// Now, future transaction attack starts, let's add a bunch of expensive non-executables, and see if the pending-count drops
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{
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key, _ := crypto.GenerateKey()
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pool.currentState.AddBalance(crypto.PubkeyToAddress(key.PublicKey), big.NewInt(100000000000))
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futureTxs := types.Transactions{}
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for j := 0; j < int(pool.config.GlobalSlots+pool.config.GlobalQueue); j++ {
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futureTxs = append(futureTxs, dynamicFeeTx(1000+uint64(j), 100000, big.NewInt(200), big.NewInt(101), key))
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}
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pool.AddRemotesSync(futureTxs)
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}
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newPending, _ := pool.Stats()
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// Pending should not have been touched
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if have, want := newPending, pending; have != want {
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t.Errorf("Wrong pending-count, have %d, want %d (GlobalSlots: %d)",
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have, want, pool.config.GlobalSlots)
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}
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}
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// Tests that if a batch of balance-overdraft txs arrive, they do not kick out
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// executable transactions
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func TestTransactionZAttack(t *testing.T) {
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t.Parallel()
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// Create the pool to test the pricing enforcement with
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statedb, _ := state.New(types.EmptyRootHash, state.NewDatabase(rawdb.NewMemoryDatabase()), nil)
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blockchain := newTestBlockChain(1000000, statedb, new(event.Feed))
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pool := New(testTxPoolConfig, eip1559Config, blockchain)
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defer pool.Stop()
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// Create a number of test accounts, fund them and make transactions
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fillPool(t, pool)
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countInvalidPending := func() int {
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t.Helper()
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var ivpendingNum int
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pendingtxs, _ := pool.Content()
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for account, txs := range pendingtxs {
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cur_balance := new(big.Int).Set(pool.currentState.GetBalance(account))
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for _, tx := range txs {
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if cur_balance.Cmp(tx.Value()) <= 0 {
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ivpendingNum++
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} else {
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cur_balance.Sub(cur_balance, tx.Value())
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}
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}
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}
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if err := validatePoolInternals(pool); err != nil {
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t.Fatalf("pool internal state corrupted: %v", err)
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}
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return ivpendingNum
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}
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ivPending := countInvalidPending()
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t.Logf("invalid pending: %d\n", ivPending)
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// Now, DETER-Z attack starts, let's add a bunch of expensive non-executables (from N accounts) along with balance-overdraft txs (from one account), and see if the pending-count drops
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for j := 0; j < int(pool.config.GlobalQueue); j++ {
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futureTxs := types.Transactions{}
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key, _ := crypto.GenerateKey()
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pool.currentState.AddBalance(crypto.PubkeyToAddress(key.PublicKey), big.NewInt(100000000000))
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futureTxs = append(futureTxs, pricedTransaction(1000+uint64(j), 21000, big.NewInt(500), key))
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pool.AddRemotesSync(futureTxs)
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}
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overDraftTxs := types.Transactions{}
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{
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key, _ := crypto.GenerateKey()
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pool.currentState.AddBalance(crypto.PubkeyToAddress(key.PublicKey), big.NewInt(100000000000))
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for j := 0; j < int(pool.config.GlobalSlots); j++ {
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overDraftTxs = append(overDraftTxs, pricedValuedTransaction(uint64(j), 600000000000, 21000, big.NewInt(500), key))
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}
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}
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pool.AddRemotesSync(overDraftTxs)
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pool.AddRemotesSync(overDraftTxs)
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pool.AddRemotesSync(overDraftTxs)
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pool.AddRemotesSync(overDraftTxs)
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pool.AddRemotesSync(overDraftTxs)
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newPending, newQueued := count(t, pool)
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newIvPending := countInvalidPending()
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t.Logf("pool.all.Slots(): %d\n", pool.all.Slots())
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t.Logf("pending: %d queued: %d, all: %d\n", newPending, newQueued, pool.all.Slots())
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t.Logf("invalid pending: %d\n", newIvPending)
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// Pending should not have been touched
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if newIvPending != ivPending {
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t.Errorf("Wrong invalid pending-count, have %d, want %d (GlobalSlots: %d, queued: %d)",
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newIvPending, ivPending, pool.config.GlobalSlots, newQueued)
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}
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}
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func BenchmarkFutureAttack(b *testing.B) {
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// Create the pool to test the limit enforcement with
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statedb, _ := state.New(types.EmptyRootHash, state.NewDatabase(rawdb.NewMemoryDatabase()), nil)
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blockchain := newTestBlockChain(1000000, statedb, new(event.Feed))
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config := testTxPoolConfig
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config.GlobalQueue = 100
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config.GlobalSlots = 100
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pool := New(config, eip1559Config, blockchain)
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defer pool.Stop()
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fillPool(b, pool)
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key, _ := crypto.GenerateKey()
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pool.currentState.AddBalance(crypto.PubkeyToAddress(key.PublicKey), big.NewInt(100000000000))
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futureTxs := types.Transactions{}
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for n := 0; n < b.N; n++ {
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futureTxs = append(futureTxs, pricedTransaction(1000+uint64(n), 100000, big.NewInt(500), key))
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}
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b.ResetTimer()
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for i := 0; i < 5; i++ {
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pool.AddRemotesSync(futureTxs)
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}
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}
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