public async Task Can_process_mined_blocks() { int timeMultiplier = 1; // for debugging TimeSpan miningDelay = TimeSpan.FromMilliseconds(50 * timeMultiplier); /* logging & instrumentation */ // OneLoggerLogManager logger = new OneLoggerLogManager(new SimpleConsoleLogger(true)); ILogManager logManager = NullLogManager.Instance; ILogger logger = logManager.GetClassLogger(); /* spec */ FakeSealer sealer = new FakeSealer(miningDelay); RopstenSpecProvider specProvider = RopstenSpecProvider.Instance; /* state & storage */ StateDb codeDb = new StateDb(); StateDb stateDb = new StateDb(); StateProvider stateProvider = new StateProvider(stateDb, codeDb, logManager); StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, logManager); /* store & validation */ EthereumEcdsa ecdsa = new EthereumEcdsa(specProvider, logManager); MemDb receiptsDb = new MemDb(); MemDb traceDb = new MemDb(); TxPool txPool = new TxPool(NullTxStorage.Instance, Timestamper.Default, ecdsa, specProvider, new TxPoolConfig(), stateProvider, logManager); IReceiptStorage receiptStorage = new PersistentReceiptStorage(receiptsDb, specProvider, logManager); var blockInfoDb = new MemDb(); BlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, txPool, logManager); Timestamper timestamper = new Timestamper(); DifficultyCalculator difficultyCalculator = new DifficultyCalculator(specProvider); HeaderValidator headerValidator = new HeaderValidator(blockTree, sealer, specProvider, logManager); OmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, logManager); TxValidator txValidator = new TxValidator(ChainId.Ropsten); BlockValidator blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager); TestTransactionsGenerator generator = new TestTransactionsGenerator(txPool, ecdsa, TimeSpan.FromMilliseconds(5 * timeMultiplier), NullLogManager.Instance); generator.Start(); /* blockchain processing */ BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance); VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, logManager); TransactionProcessor processor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, logManager); RewardCalculator rewardCalculator = new RewardCalculator(specProvider); BlockProcessor blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, processor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, receiptStorage, logManager); BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ecdsa, NullTxPool.Instance, LimboLogs.Instance), logManager, false, false); /* load ChainSpec and init */ ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer()); string path = "chainspec.json"; logManager.GetClassLogger().Info($"Loading ChainSpec from {path}"); ChainSpec chainSpec = loader.Load(File.ReadAllText(path)); foreach (var allocation in chainSpec.Allocations) { stateProvider.CreateAccount(allocation.Key, allocation.Value.Balance); if (allocation.Value.Code != null) { Keccak codeHash = stateProvider.UpdateCode(allocation.Value.Code); stateProvider.UpdateCodeHash(allocation.Key, codeHash, specProvider.GenesisSpec); } } stateProvider.Commit(specProvider.GenesisSpec); chainSpec.Genesis.Header.StateRoot = stateProvider.StateRoot; // TODO: shall it be HeaderSpec and not BlockHeader? chainSpec.Genesis.Header.Hash = BlockHeader.CalculateHash(chainSpec.Genesis.Header); if (chainSpec.Genesis.Hash != new Keccak("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d")) { throw new Exception("Unexpected genesis hash"); } /* start processing */ blockTree.SuggestBlock(chainSpec.Genesis); blockchainProcessor.Start(); MinedBlockProducer minedBlockProducer = new MinedBlockProducer(difficultyCalculator, txPool, blockchainProcessor, sealer, blockTree, timestamper, NullLogManager.Instance); minedBlockProducer.Start(); ManualResetEventSlim manualResetEvent = new ManualResetEventSlim(false); blockTree.NewHeadBlock += (sender, args) => { if (args.Block.Number == 6) { manualResetEvent.Set(); } }; manualResetEvent.Wait(miningDelay * 12 * timeMultiplier); await minedBlockProducer.StopAsync(); int previousCount = 0; int totalTx = 0; for (int i = 0; i < 6; i++) { Block block = blockTree.FindBlock(i, BlockTreeLookupOptions.None); logger.Info($"Block {i} with {block.Transactions.Length} txs"); ManualResetEventSlim blockProcessedEvent = new ManualResetEventSlim(false); blockchainProcessor.ProcessingQueueEmpty += (sender, args) => blockProcessedEvent.Set(); blockchainProcessor.SuggestBlock(block, ProcessingOptions.ForceProcessing | ProcessingOptions.StoreReceipts | ProcessingOptions.ReadOnlyChain); blockProcessedEvent.Wait(1000); Tracer tracer = new Tracer(blockchainProcessor, receiptStorage, blockTree, new MemDb()); int currentCount = receiptsDb.Keys.Count; logger.Info($"Current count of receipts {currentCount}"); logger.Info($"Previous count of receipts {previousCount}"); if (block.Transactions.Length > 0) { GethLikeTxTrace trace = tracer.Trace(block.Transactions[0].Hash, GethTraceOptions.Default); Assert.AreSame(GethLikeTxTrace.QuickFail, trace); Assert.AreNotEqual(previousCount, currentCount, $"receipts at block {i}"); totalTx += block.Transactions.Length; } previousCount = currentCount; } Assert.AreNotEqual(0, totalTx, "no tx in blocks"); }
public void Dispose() { BlockProducer?.StopAsync(); CodeDb?.Dispose(); StateDb?.Dispose(); }
public On CreateNode(PrivateKey privateKey, bool withGenesisAlreadyProcessed = false) { if (_logger.IsInfo) { _logger.Info($"CREATING NODE {privateKey.Address}"); } _logManagers[privateKey] = LimboLogs.Instance; // _logManagers[privateKey] = new OneLoggerLogManager(new ConsoleAsyncLogger(LogLevel.Debug, $"{privateKey.Address} ")); var nodeLogManager = _logManagers[privateKey]; AutoResetEvent newHeadBlockEvent = new AutoResetEvent(false); _blockEvents.Add(privateKey, newHeadBlockEvent); MemDb blocksDb = new MemDb(); MemDb headersDb = new MemDb(); MemDb blockInfoDb = new MemDb(); TxPool txPool = new TxPool(new InMemoryTransactionStorage(), new PendingTransactionThresholdValidator(), _timestamp, _ethereumEcdsa, GoerliSpecProvider.Instance, _logManager); _pools[privateKey] = txPool; BlockTree blockTree = new BlockTree(blocksDb, headersDb, blockInfoDb, GoerliSpecProvider.Instance, txPool, nodeLogManager); blockTree.NewHeadBlock += (sender, args) => { _blockEvents[privateKey].Set(); }; BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree); _blockTrees.Add(privateKey, blockTree); IBasicWallet wallet = new BasicWallet(privateKey); SnapshotManager snapshotManager = new SnapshotManager(_cliqueConfig, blocksDb, blockTree, _ethereumEcdsa, nodeLogManager); _snapshotManager[privateKey] = snapshotManager; CliqueSealer cliqueSealer = new CliqueSealer(wallet, _cliqueConfig, snapshotManager, privateKey.Address, nodeLogManager); ISnapshotableDb stateDb = new StateDb(); ISnapshotableDb codeDb = new StateDb(); IDb traceDb = new MemDb(); StateProvider stateProvider = new StateProvider(stateDb, codeDb, nodeLogManager); stateProvider.CreateAccount(TestItem.PrivateKeyD.Address, 100.Ether()); stateProvider.Commit(GoerliSpecProvider.Instance.GenesisSpec); _genesis.StateRoot = _genesis3Validators.StateRoot = stateProvider.StateRoot; _genesis.Hash = BlockHeader.CalculateHash(_genesis.Header); _genesis3Validators.Hash = BlockHeader.CalculateHash(_genesis3Validators.Header); StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, nodeLogManager); TransactionProcessor transactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, stateProvider, storageProvider, new VirtualMachine(stateProvider, storageProvider, blockhashProvider, nodeLogManager), nodeLogManager); BlockProcessor blockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, NoBlockRewards.Instance, transactionProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, NullReceiptStorage.Instance, new SyncConfig(), nodeLogManager); BlockchainProcessor processor = new BlockchainProcessor(blockTree, blockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, false, false); processor.Start(); StateProvider minerStateProvider = new StateProvider(stateDb, codeDb, nodeLogManager); StorageProvider minerStorageProvider = new StorageProvider(stateDb, minerStateProvider, nodeLogManager); VirtualMachine minerVirtualMachine = new VirtualMachine(minerStateProvider, minerStorageProvider, blockhashProvider, nodeLogManager); TransactionProcessor minerTransactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, minerStateProvider, minerStorageProvider, minerVirtualMachine, nodeLogManager); BlockProcessor minerBlockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, NoBlockRewards.Instance, minerTransactionProcessor, stateDb, codeDb, traceDb, minerStateProvider, minerStorageProvider, txPool, NullReceiptStorage.Instance, new SyncConfig(), nodeLogManager); BlockchainProcessor minerProcessor = new BlockchainProcessor(blockTree, minerBlockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, false, false); if (withGenesisAlreadyProcessed) { ProcessGenesis(privateKey); } CliqueBlockProducer blockProducer = new CliqueBlockProducer(txPool, minerProcessor, blockTree, _timestamp, new CryptoRandom(), minerStateProvider, snapshotManager, cliqueSealer, privateKey.Address, _cliqueConfig, nodeLogManager); blockProducer.Start(); _producers.Add(privateKey, blockProducer); return(this); }
private void Initialize(bool auRa = false) { ISpecProvider specProvider = MainnetSpecProvider.Instance; IEthereumEcdsa ethereumEcdsa = new EthereumEcdsa(specProvider, LimboLogs.Instance); ITxStorage txStorage = new InMemoryTxStorage(); _stateDb = new StateDb(); ISnapshotableDb codeDb = new StateDb(); IStateReader stateReader = new StateReader(_stateDb, codeDb, LimboLogs.Instance); _stateProvider = new StateProvider(_stateDb, codeDb, LimboLogs.Instance); _stateProvider.CreateAccount(TestItem.AddressA, 1000.Ether()); _stateProvider.CreateAccount(TestItem.AddressB, 1000.Ether()); _stateProvider.CreateAccount(TestItem.AddressC, 1000.Ether()); byte[] code = Bytes.FromHexString("0xabcd"); Keccak codeHash = Keccak.Compute(code); _stateProvider.UpdateCode(code); _stateProvider.UpdateCodeHash(TestItem.AddressA, codeHash, specProvider.GenesisSpec); IStorageProvider storageProvider = new StorageProvider(_stateDb, _stateProvider, LimboLogs.Instance); storageProvider.Set(new StorageCell(TestItem.AddressA, UInt256.One), Bytes.FromHexString("0xabcdef")); storageProvider.Commit(); _stateProvider.Commit(specProvider.GenesisSpec); _stateProvider.CommitTree(); ITxPool txPool = new TxPool.TxPool(txStorage, Timestamper.Default, ethereumEcdsa, specProvider, new TxPoolConfig(), _stateProvider, LimboLogs.Instance); IDb blockDb = new MemDb(); IDb headerDb = new MemDb(); IDb blockInfoDb = new MemDb(); IBlockTree blockTree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockDb), specProvider, txPool, NullBloomStorage.Instance, LimboLogs.Instance); IReceiptStorage receiptStorage = new InMemoryReceiptStorage(); VirtualMachine virtualMachine = new VirtualMachine(_stateProvider, storageProvider, new BlockhashProvider(blockTree, LimboLogs.Instance), specProvider, LimboLogs.Instance); TransactionProcessor txProcessor = new TransactionProcessor(specProvider, _stateProvider, storageProvider, virtualMachine, LimboLogs.Instance); IBlockProcessor blockProcessor = new BlockProcessor(specProvider, Always.Valid, new RewardCalculator(specProvider), txProcessor, _stateDb, codeDb, _stateProvider, storageProvider, txPool, receiptStorage, LimboLogs.Instance); IFilterStore filterStore = new FilterStore(); IFilterManager filterManager = new FilterManager(filterStore, blockProcessor, txPool, LimboLogs.Instance); _blockchainBridge = new BlockchainBridge(stateReader, _stateProvider, storageProvider, blockTree, txPool, receiptStorage, filterStore, filterManager, NullWallet.Instance, txProcessor, ethereumEcdsa, NullBloomStorage.Instance, LimboLogs.Instance, false); BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ethereumEcdsa, txPool, LimboLogs.Instance), LimboLogs.Instance, true); blockchainProcessor.Start(); ManualResetEventSlim resetEvent = new ManualResetEventSlim(false); blockTree.NewHeadBlock += (s, e) => { Console.WriteLine(e.Block.Header.Hash); if (e.Block.Number == 9) { resetEvent.Set(); } }; var genesisBlockBuilder = Build.A.Block.Genesis.WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f")); if (auRa) { genesisBlockBuilder.WithAura(0, new byte[65]); } Block genesis = genesisBlockBuilder.TestObject; blockTree.SuggestBlock(genesis); Block previousBlock = genesis; for (int i = 1; i < 10; i++) { List <Transaction> transactions = new List <Transaction>(); for (int j = 0; j < i; j++) { transactions.Add(Build.A.Transaction.WithNonce((UInt256)j).SignedAndResolved().TestObject); } BlockBuilder builder = Build.A.Block.WithNumber(i).WithParent(previousBlock).WithTransactions(transactions.ToArray()).WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f")); if (auRa) { builder.WithAura(i, i.ToByteArray()); } Block block = builder.TestObject; blockTree.SuggestBlock(block); previousBlock = block; } IReceiptsRecovery receiptsRecovery = new ReceiptsRecovery(); IReceiptFinder receiptFinder = new FullInfoReceiptFinder(receiptStorage, receiptsRecovery, blockTree); resetEvent.Wait(2000); _traceModule = new TraceModule(receiptFinder, new Tracer(_stateProvider, blockchainProcessor), _blockchainBridge); _blockTree = blockTree; }
private SyncTestContext CreateSyncManager(int index) { Rlp.RegisterDecoders(typeof(ParityTraceDecoder).Assembly); var logManager = NoErrorLimboLogs.Instance; ConsoleAsyncLogger logger = new ConsoleAsyncLogger(LogLevel.Debug, "PEER " + index + " "); // var logManager = new OneLoggerLogManager(logger); var specProvider = new SingleReleaseSpecProvider(ConstantinopleFix.Instance, MainNetSpecProvider.Instance.ChainId); MemDb traceDb = new MemDb(); MemDb blockDb = new MemDb(); MemDb headerDb = new MemDb(); MemDb blockInfoDb = new MemDb(); StateDb codeDb = new StateDb(); StateDb stateDb = new StateDb(); var stateProvider = new StateProvider(stateDb, codeDb, logManager); stateProvider.CreateAccount(TestItem.AddressA, 10000.Ether()); stateProvider.Commit(specProvider.GenesisSpec); stateProvider.CommitTree(); stateDb.Commit(); var storageProvider = new StorageProvider(stateDb, stateProvider, logManager); var receiptStorage = new InMemoryReceiptStorage(); var ecdsa = new EthereumEcdsa(specProvider, logManager); var txPool = new TxPool(new InMemoryTxStorage(), new Timestamper(), ecdsa, specProvider, new TxPoolConfig(), stateProvider, logManager); var tree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, txPool, logManager); var blockhashProvider = new BlockhashProvider(tree, LimboLogs.Instance); var virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, logManager); var sealValidator = TestSealValidator.AlwaysValid; var headerValidator = new HeaderValidator(tree, sealValidator, specProvider, logManager); var txValidator = TestTxValidator.AlwaysValid; var ommersValidator = new OmmersValidator(tree, headerValidator, logManager); var blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager); // var blockValidator = TestBlockValidator.AlwaysValid; SyncConfig syncConfig = new SyncConfig(); syncConfig.FastSync = _synchronizerType == SynchronizerType.Fast; var rewardCalculator = new RewardCalculator(specProvider); var txProcessor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, logManager); var blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, txProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, receiptStorage, logManager); var step = new TxSignaturesRecoveryStep(ecdsa, txPool, logManager); var processor = new BlockchainProcessor(tree, blockProcessor, step, logManager, true, true); var nodeStatsManager = new NodeStatsManager(new StatsConfig(), logManager); var syncPeerPool = new EthSyncPeerPool(tree, nodeStatsManager, syncConfig, 25, logManager); StateProvider devState = new StateProvider(stateDb, codeDb, logManager); StorageProvider devStorage = new StorageProvider(stateDb, devState, logManager); var devEvm = new VirtualMachine(devState, devStorage, blockhashProvider, specProvider, logManager); var devTxProcessor = new TransactionProcessor(specProvider, devState, devStorage, devEvm, logManager); var devBlockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, devTxProcessor, stateDb, codeDb, traceDb, devState, devStorage, txPool, receiptStorage, logManager); var devChainProcessor = new BlockchainProcessor(tree, devBlockProcessor, step, logManager, false, false); var producer = new DevBlockProducer(txPool, devChainProcessor, tree, new Timestamper(), logManager); NodeDataFeed feed = new NodeDataFeed(codeDb, stateDb, logManager); NodeDataDownloader downloader = new NodeDataDownloader(syncPeerPool, feed, logManager); Synchronizer synchronizer = new Synchronizer( MainNetSpecProvider.Instance, tree, NullReceiptStorage.Instance, blockValidator, sealValidator, syncPeerPool, syncConfig, downloader, nodeStatsManager, logManager); var syncServer = new SyncServer(stateDb, codeDb, tree, receiptStorage, TestSealValidator.AlwaysValid, syncPeerPool, synchronizer, syncConfig, logManager); ManualResetEventSlim waitEvent = new ManualResetEventSlim(); tree.NewHeadBlock += (s, e) => waitEvent.Set(); if (index == 0) { _genesis = Build.A.Block.Genesis.WithStateRoot(stateProvider.StateRoot).TestObject; producer.Start(); } syncPeerPool.Start(); synchronizer.Start(); processor.Start(); tree.SuggestBlock(_genesis); if (!waitEvent.Wait(1000)) { throw new Exception("No genesis"); } SyncTestContext context = new SyncTestContext(); context.Ecdsa = ecdsa; context.BlockchainProcessor = processor; context.PeerPool = syncPeerPool; context.StateProvider = stateProvider; context.Synchronizer = synchronizer; context.SyncServer = syncServer; context.Tree = tree; context.BlockProducer = producer; context.TxPool = txPool; context.Logger = logger; return(context); }
public void Initialize() { Rlp.RegisterDecoders(typeof(ParityTraceDecoder).Assembly); _ethSerializer = new EthereumJsonSerializer(); ISpecProvider specProvider = MainNetSpecProvider.Instance; IEthereumEcdsa ethereumEcdsa = new EthereumEcdsa(specProvider, LimboLogs.Instance); ITxStorage txStorage = new InMemoryTxStorage(); ISnapshotableDb stateDb = new StateDb(); ISnapshotableDb codeDb = new StateDb(); IStateReader stateReader = new StateReader(stateDb, codeDb, LimboLogs.Instance); IStateProvider stateProvider = new StateProvider(stateDb, codeDb, LimboLogs.Instance); stateProvider.CreateAccount(TestItem.AddressA, 1000.Ether()); stateProvider.CreateAccount(TestItem.AddressB, 1000.Ether()); stateProvider.CreateAccount(TestItem.AddressC, 1000.Ether()); byte[] code = Bytes.FromHexString("0xabcd"); Keccak codeHash = Keccak.Compute(code); stateProvider.UpdateCode(code); stateProvider.UpdateCodeHash(TestItem.AddressA, codeHash, specProvider.GenesisSpec); IStorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, LimboLogs.Instance); storageProvider.Set(new StorageAddress(TestItem.AddressA, UInt256.One), Bytes.FromHexString("0xabcdef")); storageProvider.Commit(); stateProvider.Commit(specProvider.GenesisSpec); ITxPool txPool = new TxPool(txStorage, Timestamper.Default, ethereumEcdsa, specProvider, new TxPoolConfig(), stateProvider, LimboLogs.Instance); IDb blockDb = new MemDb(); IDb headerDb = new MemDb(); IDb blockInfoDb = new MemDb(); IDb traceDb = new MemDb(); IBlockTree blockTree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockDb), specProvider, txPool, LimboLogs.Instance); IReceiptStorage receiptStorage = new InMemoryReceiptStorage(); VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, new BlockhashProvider(blockTree, LimboLogs.Instance), specProvider, LimboLogs.Instance); TransactionProcessor txProcessor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, LimboLogs.Instance); IBlockProcessor blockProcessor = new BlockProcessor(specProvider, AlwaysValidBlockValidator.Instance, new RewardCalculator(specProvider), txProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, receiptStorage, LimboLogs.Instance); IFilterStore filterStore = new FilterStore(); IFilterManager filterManager = new FilterManager(filterStore, blockProcessor, txPool, LimboLogs.Instance); _blockchainBridge = new BlockchainBridge(stateReader, stateProvider, storageProvider, blockTree, txPool, receiptStorage, filterStore, filterManager, NullWallet.Instance, txProcessor, ethereumEcdsa); BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ethereumEcdsa, txPool, LimboLogs.Instance), LimboLogs.Instance, true, true); blockchainProcessor.Start(); ManualResetEventSlim resetEvent = new ManualResetEventSlim(false); blockTree.NewHeadBlock += (s, e) => { if (e.Block.Number == 9) { resetEvent.Set(); } }; Block genesis = Build.A.Block.Genesis.WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f")).TestObject; blockTree.SuggestBlock(genesis); Block previousBlock = genesis; for (int i = 1; i < 10; i++) { Block block = Build.A.Block.WithNumber(i).WithParent(previousBlock).WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f")).TestObject; blockTree.SuggestBlock(block); previousBlock = block; } resetEvent.Wait(); _ethModule = new EthModule(LimboLogs.Instance, _blockchainBridge); _blockTree = blockTree; }
protected async Task RunTest(BlockchainTest test, Stopwatch stopwatch = null) { Assert.IsNull(test.LoadFailure, "test data loading failure"); // TODO: not supported in .NET Core, need to replace? // LoggingTraceListener traceListener = new LoggingTraceListener(); // Debug.Listeners.Clear(); // Debug.Listeners.Add(traceListener); ISnapshotableDb stateDb = new StateDb(); ISnapshotableDb codeDb = new StateDb(); IDb traceDb = new MemDb(); StateTree stateTree = new StateTree(stateDb); ISpecProvider specProvider; if (test.NetworkAfterTransition != null) { specProvider = new CustomSpecProvider( (0, Frontier.Instance), (1, test.Network), (test.TransitionBlockNumber, test.NetworkAfterTransition)); } else { specProvider = new CustomSpecProvider( (0, Frontier.Instance), // TODO: this thing took a lot of time to find after it was removed!, genesis block is always initialized with Frontier (1, test.Network)); } if (specProvider.GenesisSpec != Frontier.Instance) { Assert.Fail("Expected genesis spec to be Frontier for blockchain tests"); } DifficultyCalculator.Wrapped = new DifficultyCalculator(specProvider); IRewardCalculator rewardCalculator = new RewardCalculator(specProvider); IEthereumSigner signer = new EthereumSigner(specProvider, _logManager); ITransactionPool transactionPool = new TransactionPool(NullTransactionStorage.Instance, new PendingTransactionThresholdValidator(), new Timestamp(), signer, _logManager); IReceiptStorage receiptStorage = NullReceiptStorage.Instance; IBlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), specProvider, transactionPool, _logManager); IBlockhashProvider blockhashProvider = new BlockhashProvider(blockTree); ISignatureValidator signatureValidator = new SignatureValidator(ChainId.MainNet); ITransactionValidator transactionValidator = new TransactionValidator(signatureValidator); IHeaderValidator headerValidator = new HeaderValidator(blockTree, SealEngine, specProvider, _logManager); IOmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, _logManager); IBlockValidator blockValidator = new BlockValidator(transactionValidator, headerValidator, ommersValidator, specProvider, _logManager); IStateProvider stateProvider = new StateProvider(stateTree, codeDb, _logManager); IStorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, _logManager); IVirtualMachine virtualMachine = new VirtualMachine( stateProvider, storageProvider, blockhashProvider, _logManager); IBlockProcessor blockProcessor = new BlockProcessor( specProvider, blockValidator, rewardCalculator, new TransactionProcessor( specProvider, stateProvider, storageProvider, virtualMachine, _logManager), stateDb, codeDb, traceDb, stateProvider, storageProvider, transactionPool, receiptStorage, _logManager); IBlockchainProcessor blockchainProcessor = new BlockchainProcessor( blockTree, blockProcessor, new TxSignaturesRecoveryStep(signer, NullTransactionPool.Instance), _logManager, false, false); InitializeTestState(test, stateProvider, storageProvider, specProvider); List <(Block Block, string ExpectedException)> correctRlpsBlocks = new List <(Block, string)>(); for (int i = 0; i < test.Blocks.Length; i++) { try { TestBlockJson testBlockJson = test.Blocks[i]; var rlpContext = Bytes.FromHexString(testBlockJson.Rlp).AsRlpContext(); Block suggestedBlock = Rlp.Decode <Block>(rlpContext); suggestedBlock.Header.SealEngineType = test.SealEngineUsed ? SealEngineType.Ethash : SealEngineType.None; Assert.AreEqual(new Keccak(testBlockJson.BlockHeader.Hash), suggestedBlock.Header.Hash, "hash of the block"); for (int ommerIndex = 0; ommerIndex < suggestedBlock.Ommers.Length; ommerIndex++) { Assert.AreEqual(new Keccak(testBlockJson.UncleHeaders[ommerIndex].Hash), suggestedBlock.Ommers[ommerIndex].Hash, "hash of the ommer"); } correctRlpsBlocks.Add((suggestedBlock, testBlockJson.ExpectedException)); } catch (Exception) { _logger?.Info($"Invalid RLP ({i})"); } } if (correctRlpsBlocks.Count == 0) { Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), test.LastBlockHash); return; } if (test.GenesisRlp == null) { test.GenesisRlp = Rlp.Encode(new Block(Convert(test.GenesisBlockHeader))); } Block genesisBlock = Rlp.Decode <Block>(test.GenesisRlp.Bytes); Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), genesisBlock.Header.Hash, "genesis header hash"); ManualResetEvent genesisProcessed = new ManualResetEvent(false); blockTree.NewHeadBlock += (sender, args) => { if (args.Block.Number == 0) { Assert.AreEqual(genesisBlock.Header.StateRoot, stateTree.RootHash, "genesis state root"); genesisProcessed.Set(); } }; blockchainProcessor.Start(); blockTree.SuggestBlock(genesisBlock); genesisProcessed.WaitOne(); for (int i = 0; i < correctRlpsBlocks.Count; i++) { stopwatch?.Start(); try { if (correctRlpsBlocks[i].ExpectedException != null) { _logger.Info($"Expecting block exception: {correctRlpsBlocks[i].ExpectedException}"); } if (correctRlpsBlocks[i].Block.Hash == null) { throw new Exception($"null hash in {test.Name} block {i}"); } // TODO: mimic the actual behaviour where block goes through validating sync manager? if (!test.SealEngineUsed || blockValidator.ValidateSuggestedBlock(correctRlpsBlocks[i].Block)) { blockTree.SuggestBlock(correctRlpsBlocks[i].Block); } else { Console.WriteLine("Invalid block"); } } catch (InvalidBlockException) { } catch (Exception ex) { _logger?.Info(ex.ToString()); } } await blockchainProcessor.StopAsync(true); stopwatch?.Stop(); List <string> differences = RunAssertions(test, blockTree.RetrieveHeadBlock(), storageProvider, stateProvider); // if (differences.Any()) // { // BlockTrace blockTrace = blockchainProcessor.TraceBlock(blockTree.BestSuggested.Hash); // _logger.Info(new UnforgivingJsonSerializer().Serialize(blockTrace, true)); // } Assert.Zero(differences.Count, "differences"); }
protected EthereumTestResult RunTest(GeneralStateTest test, ITxTracer txTracer) { TestContext.Write($"Running {test.Name} at {DateTime.UtcNow:HH:mm:ss.ffffff}"); Stopwatch stopwatch = Stopwatch.StartNew(); Assert.IsNull(test.LoadFailure, "test data loading failure"); ISnapshotableDb stateDb = new StateDb(); ISnapshotableDb codeDb = new StateDb(); ISpecProvider specProvider = new CustomSpecProvider(1, (0, Frontier.Instance), // TODO: this thing took a lot of time to find after it was removed!, genesis block is always initialized with Frontier (1, test.Fork)); if (specProvider.GenesisSpec != Frontier.Instance) { Assert.Fail("Expected genesis spec to be Frontier for blockchain tests"); } IStateProvider stateProvider = new StateProvider(stateDb, codeDb, _logManager); IBlockhashProvider blockhashProvider = new TestBlockhashProvider(); IStorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, _logManager); IVirtualMachine virtualMachine = new VirtualMachine( stateProvider, storageProvider, blockhashProvider, specProvider, _logManager); TransactionProcessor transactionProcessor = new TransactionProcessor( specProvider, stateProvider, storageProvider, virtualMachine, _logManager); InitializeTestState(test, stateProvider, storageProvider, specProvider); BlockHeader header = new BlockHeader(test.PreviousHash, Keccak.OfAnEmptySequenceRlp, test.CurrentCoinbase, test.CurrentDifficulty, test.CurrentNumber, test.CurrentGasLimit, test.CurrentTimestamp, new byte[0]); header.StateRoot = test.PostHash; header.Hash = Keccak.Compute("1"); stateProvider.Commit(specProvider.GenesisSpec); stateProvider.CommitTree(); transactionProcessor.Execute(test.Transaction, header, txTracer); stateProvider.Commit(specProvider.GenesisSpec); stateProvider.CommitTree(); // '@winsvega added a 0-wei reward to the miner , so we had to add that into the state test execution phase. He needed it for retesteth.' if (!stateProvider.AccountExists(test.CurrentCoinbase)) { stateProvider.CreateAccount(test.CurrentCoinbase, 0); } stateProvider.RecalculateStateRoot(); List <string> differences = RunAssertions(test, stateProvider); EthereumTestResult testResult = new EthereumTestResult(); testResult.Pass = differences.Count == 0; testResult.Fork = test.ForkName; testResult.Name = test.Name; testResult.TimeInMs = (int)stopwatch.Elapsed.TotalMilliseconds; testResult.StateRoot = stateProvider.StateRoot; // Assert.Zero(differences.Count, "differences"); return(testResult); }
public void Initial_take_snapshot() { StateDb db = new StateDb(new MemDb()); Assert.AreEqual(-1, db.TakeSnapshot()); }
public void GlobalSetup() { ISnapshotableDb codeDb = new StateDb(); ISnapshotableDb stateDb = new StateDb(); IDb blockInfoDb = new MemDb(10, 5); ISpecProvider specProvider = MainnetSpecProvider.Instance; IReleaseSpec spec = MainnetSpecProvider.Instance.GenesisSpec; StateProvider stateProvider = new StateProvider(stateDb, codeDb, LimboLogs.Instance); stateProvider.CreateAccount(Address.Zero, 1000.Ether()); stateProvider.Commit(spec); StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, LimboLogs.Instance); StateReader stateReader = new StateReader(stateDb, codeDb, LimboLogs.Instance); ChainLevelInfoRepository chainLevelInfoRepository = new ChainLevelInfoRepository(blockInfoDb); BlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), blockInfoDb, chainLevelInfoRepository, specProvider, NullTxPool.Instance, NullBloomStorage.Instance, LimboLogs.Instance); _blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance); _virtualMachine = new VirtualMachine(stateProvider, storageProvider, _blockhashProvider, specProvider, LimboLogs.Instance); Block genesisBlock = Build.A.Block.Genesis.TestObject; blockTree.SuggestBlock(genesisBlock); Block block1 = Build.A.Block.WithParent(genesisBlock).WithNumber(1).TestObject; blockTree.SuggestBlock(block1); TransactionProcessor transactionProcessor = new TransactionProcessor(MainnetSpecProvider.Instance, stateProvider, storageProvider, _virtualMachine, LimboLogs.Instance); BlockProcessor blockProcessor = new BlockProcessor(specProvider, Always.Valid, new RewardCalculator(specProvider), transactionProcessor, stateDb, codeDb, stateProvider, storageProvider, NullTxPool.Instance, NullReceiptStorage.Instance, LimboLogs.Instance); BlockchainProcessor blockchainProcessor = new BlockchainProcessor( blockTree, blockProcessor, new TxSignaturesRecoveryStep(new EthereumEcdsa(specProvider, LimboLogs.Instance), NullTxPool.Instance, LimboLogs.Instance), LimboLogs.Instance, false); blockchainProcessor.Process(genesisBlock, ProcessingOptions.None, NullBlockTracer.Instance); blockchainProcessor.Process(block1, ProcessingOptions.None, NullBlockTracer.Instance); IBloomStorage bloomStorage = new BloomStorage(new BloomConfig(), new MemDb(), new InMemoryDictionaryFileStoreFactory()); BlockchainBridge bridge = new BlockchainBridge( stateReader, stateProvider, storageProvider, blockTree, NullTxPool.Instance, NullReceiptStorage.Instance, NullFilterStore.Instance, NullFilterManager.Instance, new DevWallet(new WalletConfig(), LimboLogs.Instance), transactionProcessor, new EthereumEcdsa(MainnetSpecProvider.Instance, LimboLogs.Instance), bloomStorage, LimboLogs.Instance, false); _ethModule = new EthModule(new JsonRpcConfig(), bridge, LimboLogs.Instance); }
public On CreateNode(PrivateKey privateKey, bool withGenesisAlreadyProcessed = false) { AutoResetEvent newHeadBlockEvent = new AutoResetEvent(false); _blockEvents.Add(privateKey, newHeadBlockEvent); MemDb blocksDb = new MemDb(); MemDb blockInfoDb = new MemDb(); TransactionPool transactionPool = new TransactionPool(new InMemoryTransactionStorage(), new PendingTransactionThresholdValidator(), _timestamp, _ethereumSigner, GoerliSpecProvider.Instance, NullLogManager.Instance); _pools[privateKey] = transactionPool; BlockTree blockTree = new BlockTree(blocksDb, blockInfoDb, GoerliSpecProvider.Instance, transactionPool, NullLogManager.Instance); blockTree.NewHeadBlock += (sender, args) => { _blockEvents[privateKey].Set(); }; BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree); _blockTrees.Add(privateKey, blockTree); EthereumSigner ethereumSigner = new EthereumSigner(GoerliSpecProvider.Instance, NullLogManager.Instance); CliqueSealEngine cliqueSealEngine = new CliqueSealEngine(_cliqueConfig, ethereumSigner, privateKey, new MemDb(), blockTree, NullLogManager.Instance); cliqueSealEngine.CanSeal = true; ISnapshotableDb stateDb = new StateDb(); ISnapshotableDb codeDb = new StateDb(); IDb traceDb = new MemDb(); StateProvider stateProvider = new StateProvider(new StateTree(stateDb), codeDb, NullLogManager.Instance); stateProvider.CreateAccount(TestObject.PrivateKeyD.Address, 100.Ether()); stateProvider.Commit(GoerliSpecProvider.Instance.GenesisSpec); _genesis.StateRoot = _genesis3Validators.StateRoot = stateProvider.StateRoot; _genesis.Hash = BlockHeader.CalculateHash(_genesis.Header); _genesis3Validators.Hash = BlockHeader.CalculateHash(_genesis3Validators.Header); StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, NullLogManager.Instance); TransactionProcessor transactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, stateProvider, storageProvider, new VirtualMachine(stateProvider, storageProvider, blockhashProvider, NullLogManager.Instance), NullLogManager.Instance); BlockProcessor blockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, new NoBlockRewards(), transactionProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, transactionPool, NullReceiptStorage.Instance, NullLogManager.Instance); BlockchainProcessor processor = new BlockchainProcessor(blockTree, blockProcessor, new AuthorRecoveryStep(cliqueSealEngine), NullLogManager.Instance, false, false); processor.Start(); StateProvider minerStateProvider = new StateProvider(new StateTree(stateDb), codeDb, NullLogManager.Instance); StorageProvider minerStorageProvider = new StorageProvider(stateDb, minerStateProvider, NullLogManager.Instance); VirtualMachine minerVirtualMachine = new VirtualMachine(minerStateProvider, minerStorageProvider, blockhashProvider, NullLogManager.Instance); TransactionProcessor minerTransactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, minerStateProvider, minerStorageProvider, minerVirtualMachine, NullLogManager.Instance); BlockProcessor minerBlockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, new NoBlockRewards(), minerTransactionProcessor, stateDb, codeDb, traceDb, minerStateProvider, minerStorageProvider, transactionPool, NullReceiptStorage.Instance, NullLogManager.Instance); BlockchainProcessor minerProcessor = new BlockchainProcessor(blockTree, minerBlockProcessor, new AuthorRecoveryStep(cliqueSealEngine), NullLogManager.Instance, false, false); if (withGenesisAlreadyProcessed) { ProcessGenesis(privateKey); } CliqueBlockProducer blockProducer = new CliqueBlockProducer(transactionPool, minerProcessor, blockTree, minerStateProvider, _timestamp, new CryptoRandom(), cliqueSealEngine, _cliqueConfig, privateKey.Address, NullLogManager.Instance); blockProducer.Start(); _producers.Add(privateKey, blockProducer); return(this); }
public On CreateNode(PrivateKey privateKey, bool withGenesisAlreadyProcessed = false) { if (_logger.IsInfo) { _logger.Info($"CREATING NODE {privateKey.Address}"); } _logManagers[privateKey] = LimboLogs.Instance; // _logManagers[privateKey] = new OneLoggerLogManager(new ConsoleAsyncLogger(LogLevel.Debug, $"{privateKey.Address} ")); var nodeLogManager = _logManagers[privateKey]; AutoResetEvent newHeadBlockEvent = new AutoResetEvent(false); _blockEvents.Add(privateKey, newHeadBlockEvent); MemDb blocksDb = new MemDb(); MemDb headersDb = new MemDb(); MemDb blockInfoDb = new MemDb(); ISnapshotableDb stateDb = new StateDb(); ISnapshotableDb codeDb = new StateDb(); ISpecProvider specProvider = RinkebySpecProvider.Instance; StateReader stateReader = new StateReader(stateDb, codeDb, nodeLogManager); StateProvider stateProvider = new StateProvider(stateDb, codeDb, nodeLogManager); stateProvider.CreateAccount(TestItem.PrivateKeyD.Address, 100.Ether()); stateProvider.Commit(GoerliSpecProvider.Instance.GenesisSpec); stateProvider.CommitTree(); TxPool.TxPool txPool = new TxPool.TxPool(new InMemoryTxStorage(), _ethereumEcdsa, GoerliSpecProvider.Instance, new TxPoolConfig(), stateProvider, _logManager); _pools[privateKey] = txPool; BlockTree blockTree = new BlockTree(blocksDb, headersDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), GoerliSpecProvider.Instance, NullBloomStorage.Instance, nodeLogManager); blockTree.NewHeadBlock += (sender, args) => { _blockEvents[privateKey].Set(); }; BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance); _blockTrees.Add(privateKey, blockTree); SnapshotManager snapshotManager = new SnapshotManager(_cliqueConfig, blocksDb, blockTree, _ethereumEcdsa, nodeLogManager); _snapshotManager[privateKey] = snapshotManager; CliqueSealer cliqueSealer = new CliqueSealer(new Signer(ChainId.Goerli, privateKey, LimboLogs.Instance), _cliqueConfig, snapshotManager, nodeLogManager); _genesis.Header.StateRoot = _genesis3Validators.Header.StateRoot = stateProvider.StateRoot; _genesis.Header.Hash = _genesis.Header.CalculateHash(); _genesis3Validators.Header.Hash = _genesis3Validators.Header.CalculateHash(); StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, nodeLogManager); TransactionProcessor transactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, stateProvider, storageProvider, new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, nodeLogManager), nodeLogManager); BlockProcessor blockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, Always.Valid, NoBlockRewards.Instance, transactionProcessor, stateDb, codeDb, stateProvider, storageProvider, txPool, NullReceiptStorage.Instance, nodeLogManager); BlockchainProcessor processor = new BlockchainProcessor(blockTree, blockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, BlockchainProcessor.Options.NoReceipts); processor.Start(); StateProvider minerStateProvider = new StateProvider(stateDb, codeDb, nodeLogManager); StorageProvider minerStorageProvider = new StorageProvider(stateDb, minerStateProvider, nodeLogManager); VirtualMachine minerVirtualMachine = new VirtualMachine(minerStateProvider, minerStorageProvider, blockhashProvider, specProvider, nodeLogManager); TransactionProcessor minerTransactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, minerStateProvider, minerStorageProvider, minerVirtualMachine, nodeLogManager); BlockProcessor minerBlockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, Always.Valid, NoBlockRewards.Instance, minerTransactionProcessor, stateDb, codeDb, minerStateProvider, minerStorageProvider, txPool, NullReceiptStorage.Instance, nodeLogManager); BlockchainProcessor minerProcessor = new BlockchainProcessor(blockTree, minerBlockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, BlockchainProcessor.Options.NoReceipts); if (withGenesisAlreadyProcessed) { ProcessGenesis(privateKey); } TxPoolTxSource txPoolTxSource = new TxPoolTxSource(txPool, stateReader, nodeLogManager); CliqueBlockProducer blockProducer = new CliqueBlockProducer( txPoolTxSource, minerProcessor, minerStateProvider, blockTree, _timestamper, new CryptoRandom(), snapshotManager, cliqueSealer, new TargetAdjustedGasLimitCalculator(GoerliSpecProvider.Instance, new MiningConfig()), _cliqueConfig, nodeLogManager); blockProducer.Start(); _producers.Add(privateKey, blockProducer); return(this); }
// It takes dotCover to run it quite long, increased timeouts public async Task Can_process_mined_blocks() { int timeMultiplier = 1; // for debugging TimeSpan miningDelay = TimeSpan.FromMilliseconds(200 * timeMultiplier); /* logging & instrumentation */ // OneLoggerLogManager logger = new OneLoggerLogManager(new SimpleConsoleLogger(true)); ILogManager logManager = LimboLogs.Instance; ILogger logger = logManager.GetClassLogger(); /* spec */ FakeSealer sealer = new FakeSealer(miningDelay); RopstenSpecProvider specProvider = RopstenSpecProvider.Instance; /* state & storage */ StateDb codeDb = new StateDb(); StateDb stateDb = new StateDb(); StateProvider stateProvider = new StateProvider(stateDb, codeDb, logManager); StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, logManager); StateReader stateReader = new StateReader(stateDb, codeDb, logManager); /* store & validation */ EthereumEcdsa ecdsa = new EthereumEcdsa(specProvider.ChainId, logManager); MemColumnsDb <ReceiptsColumns> receiptsDb = new MemColumnsDb <ReceiptsColumns>(); TxPool.TxPool txPool = new TxPool.TxPool(NullTxStorage.Instance, Timestamper.Default, ecdsa, specProvider, new TxPoolConfig(), stateProvider, logManager); IReceiptStorage receiptStorage = new PersistentReceiptStorage(receiptsDb, specProvider, new ReceiptsRecovery()); var blockInfoDb = new MemDb(); BlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, txPool, NullBloomStorage.Instance, logManager); ITimestamper timestamper = Timestamper.Default; DifficultyCalculator difficultyCalculator = new DifficultyCalculator(specProvider); HeaderValidator headerValidator = new HeaderValidator(blockTree, sealer, specProvider, logManager); OmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, logManager); TxValidator txValidator = new TxValidator(ChainId.Ropsten); BlockValidator blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager); TestTransactionsGenerator generator = new TestTransactionsGenerator(txPool, ecdsa, TimeSpan.FromMilliseconds(50 * timeMultiplier), LimboLogs.Instance); generator.Start(); /* blockchain processing */ BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance); VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, logManager); TransactionProcessor processor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, logManager); RewardCalculator rewardCalculator = new RewardCalculator(specProvider); BlockProcessor blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, processor, stateDb, codeDb, stateProvider, storageProvider, txPool, receiptStorage, logManager); BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ecdsa, NullTxPool.Instance, LimboLogs.Instance), logManager, BlockchainProcessor.Options.NoReceipts); /* load ChainSpec and init */ ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer()); string path = "chainspec.json"; logManager.GetClassLogger().Info($"Loading ChainSpec from {path}"); ChainSpec chainSpec = loader.Load(File.ReadAllText(path)); foreach (var allocation in chainSpec.Allocations) { stateProvider.CreateAccount(allocation.Key, allocation.Value.Balance); if (allocation.Value.Code != null) { Keccak codeHash = stateProvider.UpdateCode(allocation.Value.Code); stateProvider.UpdateCodeHash(allocation.Key, codeHash, specProvider.GenesisSpec); } } stateProvider.Commit(specProvider.GenesisSpec); chainSpec.Genesis.Header.StateRoot = stateProvider.StateRoot; chainSpec.Genesis.Header.Hash = chainSpec.Genesis.Header.CalculateHash(); if (chainSpec.Genesis.Hash != new Keccak("0xafbc3c327d2d18ff2b843e89226ef288fcee379542f854f982e4cfb85916d126")) { throw new Exception("Unexpected genesis hash"); } /* start processing */ blockTree.SuggestBlock(chainSpec.Genesis); blockchainProcessor.Start(); var transactionSelector = new TxPoolTxSource(txPool, stateReader, logManager); MinedBlockProducer minedBlockProducer = new MinedBlockProducer(transactionSelector, blockchainProcessor, sealer, blockTree, blockchainProcessor, stateProvider, timestamper, LimboLogs.Instance, difficultyCalculator); minedBlockProducer.Start(); ManualResetEventSlim manualResetEvent = new ManualResetEventSlim(false); blockTree.NewHeadBlock += (sender, args) => { if (args.Block.Number == 6) { manualResetEvent.Set(); } }; manualResetEvent.Wait(miningDelay * 100); await minedBlockProducer.StopAsync(); int previousCount = 0; int totalTx = 0; for (int i = 0; i < 6; i++) { Block block = blockTree.FindBlock(i, BlockTreeLookupOptions.None); Assert.That(block, Is.Not.Null, $"Block {i} not produced"); logger.Info($"Block {i} with {block.Transactions.Length} txs"); ManualResetEventSlim blockProcessedEvent = new ManualResetEventSlim(false); blockchainProcessor.ProcessingQueueEmpty += (sender, args) => blockProcessedEvent.Set(); blockchainProcessor.Enqueue(block, ProcessingOptions.ForceProcessing | ProcessingOptions.StoreReceipts | ProcessingOptions.ReadOnlyChain); blockProcessedEvent.Wait(miningDelay); GethStyleTracer gethStyleTracer = new GethStyleTracer(blockchainProcessor, receiptStorage, blockTree); int currentCount = receiptsDb.Keys.Count; logger.Info($"Current count of receipts {currentCount}"); logger.Info($"Previous count of receipts {previousCount}"); if (block.Transactions.Length > 0) { Assert.AreNotEqual(previousCount, currentCount, $"receipts at block {i}"); totalTx += block.Transactions.Length; } previousCount = currentCount; } Assert.AreNotEqual(0, totalTx, "no tx in blocks"); }
/* * also need to test: * BALANCE * EXTCODECOPY * CALLDATACOPY * GASPRICE * CREATE */ private static GethLikeTxTracer RunVirtualMachine(byte[] code) { GethLikeTxTracer txTracer = new GethLikeTxTracer(GethTraceOptions.Default); IDb stateDbDevice = new MemDb(); IDb codeDbDevice = new MemDb(); ISnapshotableDb stateDb = new StateDb(stateDbDevice); ISnapshotableDb codeDb = new StateDb(codeDbDevice); IStateProvider stateProvider = new StateProvider(stateDb, codeDb, LimboLogs.Instance); IStorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, LimboLogs.Instance); IStateUpdateHashProvider stateUpdateHashProvider = new StateUpdateHashProvider(); ISpecProvider specProvider = new CatalystSpecProvider(); // these values will be set by the tx processor within the state update logic ExecutionEnvironment env = new ExecutionEnvironment(); env.Originator = Address.Zero; // tx sender env.Sender = Address.Zero; // sender of this call for a given call depth env.ExecutingAccount = Address.Zero; // account in which context the code is executed, it may be different from the code source when invoking a lib env.Value = 1 .Kat(); // sometimes the value is just a description of an upper level call to be used by a an invoke library method env.TransferValue = 1.Kat(); // this is the actual value transferred from sender to recipient env.GasPrice = 0; // conversion from gas units to FULs env.InputData = new byte[0]; // only needed for contracts requiring input (ensure that this is not limited to 60bytes) env.CallDepth = 0; // zero when starting tx StateUpdate stateUpdate = new StateUpdate(); // Catalyst single state update context (all phases together) stateUpdate.Difficulty = 1; // some metric describing the state update that is relevant for consensus stateUpdate.Number = 1; // state update sequence number stateUpdate.Timestamp = 1; // state update T0 stateUpdate.GasLimit = 1_000_000; // max gas units to be available for this tx inside the kvm stateUpdate.GasBeneficiary = Address.Zero; // will get all the gas fees stateUpdate.GasUsed = 0L; // zero if this is the first transaction in the update (accumulator over txs) env.CurrentBlock = stateUpdate; // this would be loaded by the tx processor from the recipient's code storage CodeInfo codeInfo = new CodeInfo(code); env.CodeInfo = codeInfo; env.CodeSource = Address.Zero; // this would be set by the tx processor that understands the type of transaction VmState vmState = new VmState(1_000_000L, env, ExecutionType.Transaction, false, true, false); KatVirtualMachine virtualMachine = new KatVirtualMachine( stateProvider, storageProvider, stateUpdateHashProvider, specProvider, new HashProvider(HashingAlgorithm.GetAlgorithmMetadata("keccak-256")), new FfiWrapper(), LimboLogs.Instance); virtualMachine.Run(vmState, txTracer); return(txTracer); }