miner: move agent logic to worker (#17351)
* miner: move agent logic to worker * miner: polish * core: persist block before reorg
This commit is contained in:
gary rong
committed by
Péter Szilágyi
Péter Szilágyi
parent
e0e0e53401
commit
a1783d1697
212
miner/worker_test.go
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212
miner/worker_test.go
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// Copyright 2018 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 miner
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import (
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"math/big"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/consensus"
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"github.com/ethereum/go-ethereum/consensus/clique"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/event"
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"github.com/ethereum/go-ethereum/params"
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)
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var (
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// Test chain configurations
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testTxPoolConfig core.TxPoolConfig
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ethashChainConfig *params.ChainConfig
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cliqueChainConfig *params.ChainConfig
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// Test accounts
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testBankKey, _ = crypto.GenerateKey()
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testBankAddress = crypto.PubkeyToAddress(testBankKey.PublicKey)
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testBankFunds = big.NewInt(1000000000000000000)
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acc1Key, _ = crypto.GenerateKey()
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acc1Addr = crypto.PubkeyToAddress(acc1Key.PublicKey)
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// Test transactions
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pendingTxs []*types.Transaction
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newTxs []*types.Transaction
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)
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func init() {
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testTxPoolConfig = core.DefaultTxPoolConfig
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testTxPoolConfig.Journal = ""
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ethashChainConfig = params.TestChainConfig
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cliqueChainConfig = params.TestChainConfig
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cliqueChainConfig.Clique = ¶ms.CliqueConfig{
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Period: 1,
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Epoch: 30000,
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}
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tx1, _ := types.SignTx(types.NewTransaction(0, acc1Addr, big.NewInt(1000), params.TxGas, nil, nil), types.HomesteadSigner{}, testBankKey)
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pendingTxs = append(pendingTxs, tx1)
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tx2, _ := types.SignTx(types.NewTransaction(1, acc1Addr, big.NewInt(1000), params.TxGas, nil, nil), types.HomesteadSigner{}, testBankKey)
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newTxs = append(newTxs, tx2)
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}
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// testWorkerBackend implements worker.Backend interfaces and wraps all information needed during the testing.
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type testWorkerBackend struct {
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db ethdb.Database
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txPool *core.TxPool
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chain *core.BlockChain
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testTxFeed event.Feed
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}
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func newTestWorkerBackend(t *testing.T, chainConfig *params.ChainConfig, engine consensus.Engine) *testWorkerBackend {
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var (
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db = ethdb.NewMemDatabase()
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gspec = core.Genesis{
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Config: chainConfig,
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Alloc: core.GenesisAlloc{testBankAddress: {Balance: testBankFunds}},
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}
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)
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switch engine.(type) {
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case *clique.Clique:
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gspec.ExtraData = make([]byte, 32+common.AddressLength+65)
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copy(gspec.ExtraData[32:], testBankAddress[:])
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case *ethash.Ethash:
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default:
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t.Fatal("unexpect consensus engine type")
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}
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gspec.MustCommit(db)
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chain, _ := core.NewBlockChain(db, nil, gspec.Config, engine, vm.Config{})
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txpool := core.NewTxPool(testTxPoolConfig, chainConfig, chain)
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return &testWorkerBackend{
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db: db,
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chain: chain,
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txPool: txpool,
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}
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}
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func (b *testWorkerBackend) BlockChain() *core.BlockChain { return b.chain }
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func (b *testWorkerBackend) TxPool() *core.TxPool { return b.txPool }
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func (b *testWorkerBackend) PostChainEvents(events []interface{}) {
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b.chain.PostChainEvents(events, nil)
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}
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func newTestWorker(t *testing.T, chainConfig *params.ChainConfig, engine consensus.Engine) (*worker, *testWorkerBackend) {
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backend := newTestWorkerBackend(t, chainConfig, engine)
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backend.txPool.AddLocals(pendingTxs)
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w := newWorker(chainConfig, engine, backend, new(event.TypeMux))
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w.setEtherbase(testBankAddress)
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return w, backend
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}
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func TestPendingStateAndBlockEthash(t *testing.T) {
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testPendingStateAndBlock(t, ethashChainConfig, ethash.NewFaker())
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}
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func TestPendingStateAndBlockClique(t *testing.T) {
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testPendingStateAndBlock(t, cliqueChainConfig, clique.New(cliqueChainConfig.Clique, ethdb.NewMemDatabase()))
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}
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func testPendingStateAndBlock(t *testing.T, chainConfig *params.ChainConfig, engine consensus.Engine) {
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defer engine.Close()
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w, b := newTestWorker(t, chainConfig, engine)
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defer w.close()
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// Ensure snapshot has been updated.
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time.Sleep(100 * time.Millisecond)
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block, state := w.pending()
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if block.NumberU64() != 1 {
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t.Errorf("block number mismatch, has %d, want %d", block.NumberU64(), 1)
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}
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if balance := state.GetBalance(acc1Addr); balance.Cmp(big.NewInt(1000)) != 0 {
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t.Errorf("account balance mismatch, has %d, want %d", balance, 1000)
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}
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b.txPool.AddLocals(newTxs)
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// Ensure the new tx events has been processed
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time.Sleep(100 * time.Millisecond)
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block, state = w.pending()
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if balance := state.GetBalance(acc1Addr); balance.Cmp(big.NewInt(2000)) != 0 {
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t.Errorf("account balance mismatch, has %d, want %d", balance, 2000)
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}
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}
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func TestEmptyWorkEthash(t *testing.T) {
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testEmptyWork(t, ethashChainConfig, ethash.NewFaker())
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}
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func TestEmptyWorkClique(t *testing.T) {
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testEmptyWork(t, cliqueChainConfig, clique.New(cliqueChainConfig.Clique, ethdb.NewMemDatabase()))
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}
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func testEmptyWork(t *testing.T, chainConfig *params.ChainConfig, engine consensus.Engine) {
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defer engine.Close()
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w, _ := newTestWorker(t, chainConfig, engine)
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defer w.close()
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var (
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taskCh = make(chan struct{}, 2)
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taskIndex int
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)
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checkEqual := func(t *testing.T, task *task, index int) {
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receiptLen, balance := 0, big.NewInt(0)
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if index == 1 {
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receiptLen, balance = 1, big.NewInt(1000)
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}
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if len(task.receipts) != receiptLen {
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t.Errorf("receipt number mismatch has %d, want %d", len(task.receipts), receiptLen)
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}
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if task.state.GetBalance(acc1Addr).Cmp(balance) != 0 {
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t.Errorf("account balance mismatch has %d, want %d", task.state.GetBalance(acc1Addr), balance)
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}
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}
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w.newTaskHook = func(task *task) {
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if task.block.NumberU64() == 1 {
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checkEqual(t, task, taskIndex)
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taskIndex += 1
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taskCh <- struct{}{}
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}
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}
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w.fullTaskInterval = func() {
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time.Sleep(100 * time.Millisecond)
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}
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// Ensure worker has finished initialization
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for {
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b := w.pendingBlock()
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if b != nil && b.NumberU64() == 1 {
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break
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}
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}
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w.start()
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for i := 0; i < 2; i += 1 {
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to := time.NewTimer(time.Second)
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select {
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case <-taskCh:
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case <-to.C:
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t.Error("new task timeout")
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}
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}
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}
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