private Task InitBlockchain() { if (_api.ChainSpec == null) { throw new StepDependencyException(nameof(_api.ChainSpec)); } if (_api.DbProvider == null) { throw new StepDependencyException(nameof(_api.DbProvider)); } if (_api.SpecProvider == null) { throw new StepDependencyException(nameof(_api.SpecProvider)); } ILogger logger = _api.LogManager.GetClassLogger(); IInitConfig initConfig = _api.Config <IInitConfig>(); ISyncConfig syncConfig = _api.Config <ISyncConfig>(); if (syncConfig.DownloadReceiptsInFastSync && !syncConfig.DownloadBodiesInFastSync) { logger.Warn($"{nameof(syncConfig.DownloadReceiptsInFastSync)} is selected but {nameof(syncConfig.DownloadBodiesInFastSync)} - enabling bodies to support receipts download."); syncConfig.DownloadBodiesInFastSync = true; } Account.AccountStartNonce = _api.ChainSpec.Parameters.AccountStartNonce; Signer signer = new Signer(_api.SpecProvider.ChainId, _api.OriginalSignerKey, _api.LogManager); _api.EngineSigner = signer; _api.EngineSignerStore = signer; _api.StateProvider = new StateProvider( _api.DbProvider.StateDb, _api.DbProvider.CodeDb, _api.LogManager); _api.EthereumEcdsa = new EthereumEcdsa(_api.SpecProvider.ChainId, _api.LogManager); _api.TxPool = new TxPool.TxPool( new PersistentTxStorage(_api.DbProvider.PendingTxsDb), Timestamper.Default, _api.EthereumEcdsa, _api.SpecProvider, _api.Config <ITxPoolConfig>(), _api.StateProvider, _api.LogManager); IVaultConfig vaultConfig = _api.Config <IVaultConfig>(); if (!vaultConfig.Enabled) { ITxSigner txSigner = new WalletTxSigner(_api.Wallet, _api.SpecProvider.ChainId); TxSealer standardSealer = new TxSealer(txSigner, _api.Timestamper); NonceReservingTxSealer nonceReservingTxSealer = new NonceReservingTxSealer(txSigner, _api.Timestamper, _api.TxPool); _api.TxSender = new TxPoolSender(_api.TxPool, standardSealer, nonceReservingTxSealer); } else { IVaultService vaultService = new VaultService(vaultConfig, _api.LogManager); IVaultWallet wallet = new VaultWallet(vaultService, vaultConfig.VaultId, _api.LogManager); ITxSigner vaultSigner = new VaultTxSigner(wallet, _api.ChainSpec.ChainId); // change vault to provide, use sealer to set the gas price as well _api.TxSender = new VaultTxSender(vaultSigner, vaultConfig, _api.ChainSpec.ChainId); } IBloomConfig?bloomConfig = _api.Config <IBloomConfig>(); IFileStoreFactory fileStoreFactory = initConfig.DiagnosticMode == DiagnosticMode.MemDb ? (IFileStoreFactory) new InMemoryDictionaryFileStoreFactory() : new FixedSizeFileStoreFactory(Path.Combine(initConfig.BaseDbPath, DbNames.Bloom), DbNames.Bloom, Bloom.ByteLength); _api.BloomStorage = bloomConfig.Index ? new BloomStorage(bloomConfig, _api.DbProvider.BloomDb, fileStoreFactory) : (IBloomStorage)NullBloomStorage.Instance; _api.DisposeStack.Push(_api.BloomStorage); _api.ChainLevelInfoRepository = new ChainLevelInfoRepository(_api.DbProvider.BlockInfosDb); _api.BlockTree = new BlockTree( _api.DbProvider.BlocksDb, _api.DbProvider.HeadersDb, _api.DbProvider.BlockInfosDb, _api.ChainLevelInfoRepository, _api.SpecProvider, _api.TxPool, _api.BloomStorage, _api.Config <ISyncConfig>(), _api.LogManager); // Init state if we need system calls before actual processing starts if (_api.BlockTree.Head != null) { _api.StateProvider.StateRoot = _api.BlockTree.Head.StateRoot; } _api.ReceiptStorage = initConfig.StoreReceipts ? (IReceiptStorage?)new PersistentReceiptStorage(_api.DbProvider.ReceiptsDb, _api.SpecProvider, new ReceiptsRecovery()) : NullReceiptStorage.Instance; _api.ReceiptFinder = new FullInfoReceiptFinder(_api.ReceiptStorage, new ReceiptsRecovery(), _api.BlockTree); _api.RecoveryStep = new TxSignaturesRecoveryStep(_api.EthereumEcdsa, _api.TxPool, _api.SpecProvider, _api.LogManager); _api.StorageProvider = new StorageProvider( _api.DbProvider.StateDb, _api.StateProvider, _api.LogManager); // blockchain processing BlockhashProvider blockhashProvider = new BlockhashProvider( _api.BlockTree, _api.LogManager); VirtualMachine virtualMachine = new VirtualMachine( _api.StateProvider, _api.StorageProvider, blockhashProvider, _api.SpecProvider, _api.LogManager); _api.TransactionProcessor = new TransactionProcessor( _api.SpecProvider, _api.StateProvider, _api.StorageProvider, virtualMachine, _api.LogManager); InitSealEngine(); if (_api.SealValidator == null) { throw new StepDependencyException(nameof(_api.SealValidator)); } /* validation */ _api.HeaderValidator = CreateHeaderValidator(); OmmersValidator ommersValidator = new OmmersValidator( _api.BlockTree, _api.HeaderValidator, _api.LogManager); TxValidator txValidator = new TxValidator(_api.SpecProvider.ChainId); _api.BlockValidator = new BlockValidator( txValidator, _api.HeaderValidator, ommersValidator, _api.SpecProvider, _api.LogManager); ReadOnlyDbProvider readOnly = new ReadOnlyDbProvider(_api.DbProvider, false); StateReader stateReader = new StateReader(readOnly.StateDb, readOnly.CodeDb, _api.LogManager); _api.TxPoolInfoProvider = new TxPoolInfoProvider(stateReader, _api.TxPool); _api.MainBlockProcessor = CreateBlockProcessor(); BlockchainProcessor blockchainProcessor = new BlockchainProcessor( _api.BlockTree, _api.MainBlockProcessor, _api.RecoveryStep, _api.LogManager, new BlockchainProcessor.Options { AutoProcess = !syncConfig.BeamSync, StoreReceiptsByDefault = initConfig.StoreReceipts, }); _api.BlockProcessingQueue = blockchainProcessor; _api.BlockchainProcessor = blockchainProcessor; if (syncConfig.BeamSync) { BeamBlockchainProcessor beamBlockchainProcessor = new BeamBlockchainProcessor( new ReadOnlyDbProvider(_api.DbProvider, false), _api.BlockTree, _api.SpecProvider, _api.LogManager, _api.BlockValidator, _api.RecoveryStep, _api.RewardCalculatorSource !, _api.BlockProcessingQueue, _api.SyncModeSelector !); _api.DisposeStack.Push(beamBlockchainProcessor); } return(Task.CompletedTask); }
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; /* store & validation */ EthereumEcdsa ethereumEcdsa = new EthereumEcdsa(specProvider, logManager); MemDb receiptsDb = new MemDb(); MemDb traceDb = new MemDb(); TransactionPool transactionPool = new TransactionPool(new NullTransactionStorage(), new PendingTransactionThresholdValidator(), new Timestamp(), ethereumEcdsa, specProvider, logManager); IReceiptStorage receiptStorage = new PersistentReceiptStorage(receiptsDb, specProvider); BlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), specProvider, transactionPool, logManager); Timestamp timestamp = new Timestamp(); DifficultyCalculator difficultyCalculator = new DifficultyCalculator(specProvider); HeaderValidator headerValidator = new HeaderValidator(blockTree, sealer, specProvider, logManager); OmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, logManager); TransactionValidator transactionValidator = new TransactionValidator(new SignatureValidator(ChainId.Ropsten)); BlockValidator blockValidator = new BlockValidator(transactionValidator, headerValidator, ommersValidator, specProvider, logManager); /* state & storage */ StateDb codeDb = new StateDb(); StateDb stateDb = new StateDb(); StateTree stateTree = new StateTree(stateDb); StateProvider stateProvider = new StateProvider(stateTree, codeDb, logManager); StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, logManager); TestTransactionsGenerator generator = new TestTransactionsGenerator(transactionPool, ethereumEcdsa, TimeSpan.FromMilliseconds(5 * timeMultiplier), NullLogManager.Instance); generator.Start(); /* blockchain processing */ BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree); VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, 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, transactionPool, receiptStorage, logManager); BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ethereumEcdsa, NullTransactionPool.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.ReadAllBytes(path)); foreach (var allocation in chainSpec.Allocations) { stateProvider.CreateAccount(allocation.Key, allocation.Value); } 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, transactionPool, blockchainProcessor, sealer, blockTree, timestamp, 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(new UInt256(i)); logger.Info($"Block {i} with {block.Transactions.Length} txs"); ManualResetEventSlim blockProcessedEvent = new ManualResetEventSlim(false); blockchainProcessor.ProcessingQueueEmpty += (sender, args) => blockProcessedEvent.Set(); blockchainProcessor.SuggestBlock(block.Hash, ProcessingOptions.ForceProcessing | ProcessingOptions.StoreReceipts | ProcessingOptions.ReadOnlyChain); blockProcessedEvent.Wait(1000); Tracer tracer = new Tracer(blockchainProcessor, receiptStorage, blockTree, new MemDb()); int currentCount = receiptsDb.Keys.Count; logger.Info($"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); Assert.AreSame(GethLikeTxTrace.QuickFail, trace); Assert.AreNotEqual(previousCount, currentCount, $"receipts at block {i}"); totalTx += block.Transactions.Length; } previousCount = currentCount; } Assert.AreNotEqual(0, totalTx, "no tx in blocks"); }
protected async Task <EthereumTestResult> RunTest(BlockchainTest test, Stopwatch stopwatch = null) { if (test.Network == Berlin.Instance) { return(new EthereumTestResult(test.Name, "Berlin", null) { Pass = true }); } TestContext.Write($"Running {test.Name} at {DateTime.UtcNow:HH:mm:ss.ffffff}"); Assert.IsNull(test.LoadFailure, "test data loading failure"); IDb stateDb = new MemDb(); IDb codeDb = new MemDb(); ISpecProvider specProvider; if (test.NetworkAfterTransition != null) { specProvider = new CustomSpecProvider(1, (0, Frontier.Instance), (1, test.Network), (test.TransitionBlockNumber, test.NetworkAfterTransition)); } else { 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.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); IEthereumEcdsa ecdsa = new EthereumEcdsa(specProvider.ChainId, _logManager); TrieStore trieStore = new TrieStore(stateDb, _logManager); IStateProvider stateProvider = new StateProvider(trieStore, codeDb, _logManager); var blockInfoDb = new MemDb(); IBlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, NullBloomStorage.Instance, _logManager); ITxPool transactionPool = new TxPool(NullTxStorage.Instance, ecdsa, new ChainHeadSpecProvider(specProvider, blockTree), new TxPoolConfig(), stateProvider, new TxValidator(specProvider.ChainId), _logManager); IReceiptStorage receiptStorage = NullReceiptStorage.Instance; IBlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, _logManager); ITxValidator txValidator = new TxValidator(ChainId.Mainnet); IHeaderValidator headerValidator = new HeaderValidator(blockTree, Sealer, specProvider, _logManager); IOmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, _logManager); IBlockValidator blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, _logManager); IStorageProvider storageProvider = new StorageProvider(trieStore, stateProvider, _logManager); IVirtualMachine virtualMachine = new VirtualMachine( stateProvider, storageProvider, blockhashProvider, specProvider, _logManager); IBlockProcessor blockProcessor = new BlockProcessor( specProvider, blockValidator, rewardCalculator, new TransactionProcessor( specProvider, stateProvider, storageProvider, virtualMachine, _logManager), stateProvider, storageProvider, transactionPool, receiptStorage, NullWitnessCollector.Instance, _logManager); IBlockchainProcessor blockchainProcessor = new BlockchainProcessor( blockTree, blockProcessor, new RecoverSignatures(ecdsa, NullTxPool.Instance, specProvider, _logManager), _logManager, BlockchainProcessor.Options.NoReceipts); InitializeTestState(test, stateProvider, storageProvider, specProvider); List <(Block Block, string ExpectedException)> correctRlp = 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).AsRlpStream(); 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"); } correctRlp.Add((suggestedBlock, testBlockJson.ExpectedException)); } catch (Exception) { _logger?.Info($"Invalid RLP ({i})"); } } if (correctRlp.Count == 0) { var result = new EthereumTestResult(test.Name, null); try { Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), test.LastBlockHash); } catch (AssertionException) { result.Pass = false; return(result); } result.Pass = true; return(result); } if (test.GenesisRlp == null) { test.GenesisRlp = Rlp.Encode(new Block(JsonToEthereumTest.Convert(test.GenesisBlockHeader))); } Block genesisBlock = Rlp.Decode <Block>(test.GenesisRlp.Bytes); Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), genesisBlock.Header.Hash, "genesis header hash"); ManualResetEvent genesisProcessed = new ManualResetEvent(false); blockTree.NewHeadBlock += (sender, args) => { if (args.Block.Number == 0) { Assert.AreEqual(genesisBlock.Header.StateRoot, stateProvider.StateRoot, "genesis state root"); genesisProcessed.Set(); } }; blockchainProcessor.Start(); blockTree.SuggestBlock(genesisBlock); genesisProcessed.WaitOne(); for (int i = 0; i < correctRlp.Count; i++) { stopwatch?.Start(); try { if (correctRlp[i].ExpectedException != null) { _logger.Info($"Expecting block exception: {correctRlp[i].ExpectedException}"); } if (correctRlp[i].Block.Hash == null) { throw new Exception($"null hash in {test.Name} block {i}"); } // TODO: mimic the actual behaviour where block goes through validating sync manager? if (!test.SealEngineUsed || blockValidator.ValidateSuggestedBlock(correctRlp[i].Block)) { blockTree.SuggestBlock(correctRlp[i].Block); } else { Console.WriteLine("Invalid block"); } } catch (InvalidBlockException) { } catch (Exception ex) { _logger?.Info(ex.ToString()); } } await blockchainProcessor.StopAsync(true); stopwatch?.Stop(); List <string> differences = RunAssertions(test, blockTree.RetrieveHeadBlock(), storageProvider, stateProvider); // if (differences.Any()) // { // BlockTrace blockTrace = blockchainProcessor.TraceBlock(blockTree.BestSuggested.Hash); // _logger.Info(new UnforgivingJsonSerializer().Serialize(blockTrace, true)); // } Assert.Zero(differences.Count, "differences"); return(new EthereumTestResult { Pass = differences.Count == 0, Name = test.Name }); }
private async Task InitBlockchain() { /* spec */ if (_chainSpec.ChainId == RopstenSpecProvider.Instance.ChainId) { _specProvider = RopstenSpecProvider.Instance; } else if (_chainSpec.ChainId == MainNetSpecProvider.Instance.ChainId) { _specProvider = MainNetSpecProvider.Instance; } else if (_chainSpec.ChainId == RinkebySpecProvider.Instance.ChainId) { _specProvider = RinkebySpecProvider.Instance; } else if (_chainSpec.ChainId == GoerliSpecProvider.Instance.ChainId) { _specProvider = GoerliSpecProvider.Instance; } else if (_chainSpec.ChainId == SturebySpecProvider.Instance.ChainId) { _specProvider = SturebySpecProvider.Instance; } else { _specProvider = new SingleReleaseSpecProvider(LatestRelease.Instance, _chainSpec.ChainId); } /* sync */ IDbConfig dbConfig = _configProvider.GetConfig <IDbConfig>(); foreach (PropertyInfo propertyInfo in typeof(IDbConfig).GetProperties()) { if (_logger.IsDebug) { _logger.Debug($"DB {propertyInfo.Name}: {propertyInfo.GetValue(dbConfig)}"); } } _dbProvider = HiveEnabled ? (IDbProvider) new MemDbProvider() : new RocksDbProvider(_initConfig.BaseDbPath, dbConfig, _logManager, _initConfig.StoreTraces, _initConfig.StoreReceipts); _ethereumEcdsa = new EthereumEcdsa(_specProvider, _logManager); _txPool = new TxPool( new PersistentTransactionStorage(_dbProvider.PendingTxsDb, _specProvider), new PendingTransactionThresholdValidator(_initConfig.ObsoletePendingTransactionInterval, _initConfig.RemovePendingTransactionInterval), new Timestamp(), _ethereumEcdsa, _specProvider, _logManager, _initConfig.RemovePendingTransactionInterval, _initConfig.PeerNotificationThreshold); _receiptStorage = new PersistentReceiptStorage(_dbProvider.ReceiptsDb, _specProvider); // IDbProvider debugRecorder = new RocksDbProvider(Path.Combine(_dbBasePath, "debug"), dbConfig); // _dbProvider = new RpcDbProvider(_jsonSerializer, new BasicJsonRpcClient(KnownRpcUris.NethVm1, _jsonSerializer, _logManager), _logManager, debugRecorder); // IDbProvider debugReader = new ReadOnlyDbProvider(new RocksDbProvider(Path.Combine(_dbBasePath, "debug"), dbConfig)); // _dbProvider = debugReader; _blockTree = new BlockTree( _dbProvider.BlocksDb, _dbProvider.HeadersDb, _dbProvider.BlockInfosDb, _specProvider, _txPool, _logManager); _recoveryStep = new TxSignaturesRecoveryStep(_ethereumEcdsa, _txPool); CliqueConfig cliqueConfig = null; _snapshotManager = null; switch (_chainSpec.SealEngineType) { case SealEngineType.None: _sealer = NullSealEngine.Instance; _sealValidator = NullSealEngine.Instance; _rewardCalculator = NoBlockRewards.Instance; break; case SealEngineType.Clique: _rewardCalculator = NoBlockRewards.Instance; cliqueConfig = new CliqueConfig(); cliqueConfig.BlockPeriod = _chainSpec.CliquePeriod; cliqueConfig.Epoch = _chainSpec.CliqueEpoch; _snapshotManager = new SnapshotManager(cliqueConfig, _dbProvider.BlocksDb, _blockTree, _ethereumEcdsa, _logManager); _sealValidator = new CliqueSealValidator(cliqueConfig, _snapshotManager, _logManager); _recoveryStep = new CompositeDataRecoveryStep(_recoveryStep, new AuthorRecoveryStep(_snapshotManager)); if (_initConfig.IsMining) { _sealer = new CliqueSealer(new BasicWallet(_nodeKey), cliqueConfig, _snapshotManager, _nodeKey.Address, _logManager); } else { _sealer = NullSealEngine.Instance; } break; case SealEngineType.NethDev: _sealer = NullSealEngine.Instance; _sealValidator = NullSealEngine.Instance; _rewardCalculator = NoBlockRewards.Instance; break; case SealEngineType.Ethash: _rewardCalculator = new RewardCalculator(_specProvider); var difficultyCalculator = new DifficultyCalculator(_specProvider); if (_initConfig.IsMining) { _sealer = new EthashSealer(new Ethash(_logManager), _logManager); } else { _sealer = NullSealEngine.Instance; } _sealValidator = new EthashSealValidator(_logManager, difficultyCalculator, new Ethash(_logManager)); break; default: throw new NotSupportedException($"Seal engine type {_chainSpec.SealEngineType} is not supported in Nethermind"); } /* validation */ _headerValidator = new HeaderValidator( _blockTree, _sealValidator, _specProvider, _logManager); var ommersValidator = new OmmersValidator( _blockTree, _headerValidator, _logManager); var txValidator = new TxValidator(_specProvider.ChainId); _blockValidator = new BlockValidator( txValidator, _headerValidator, ommersValidator, _specProvider, _logManager); var stateProvider = new StateProvider( _dbProvider.StateDb, _dbProvider.CodeDb, _logManager); _stateProvider = stateProvider; var storageProvider = new StorageProvider( _dbProvider.StateDb, stateProvider, _logManager); _transactionPoolInfoProvider = new TxPoolInfoProvider(stateProvider); /* blockchain processing */ var blockhashProvider = new BlockhashProvider( _blockTree); var virtualMachine = new VirtualMachine( stateProvider, storageProvider, blockhashProvider, _logManager); var transactionProcessor = new TransactionProcessor( _specProvider, stateProvider, storageProvider, virtualMachine, _logManager); _blockProcessor = new BlockProcessor( _specProvider, _blockValidator, _rewardCalculator, transactionProcessor, _dbProvider.StateDb, _dbProvider.CodeDb, _dbProvider.TraceDb, stateProvider, storageProvider, _txPool, _receiptStorage, _configProvider.GetConfig <ISyncConfig>(), _logManager); _blockchainProcessor = new BlockchainProcessor( _blockTree, _blockProcessor, _recoveryStep, _logManager, _initConfig.StoreReceipts, _initConfig.StoreTraces); // create shared objects between discovery and peer manager IStatsConfig statsConfig = _configProvider.GetConfig <IStatsConfig>(); _nodeStatsManager = new NodeStatsManager(statsConfig, _logManager); if (_initConfig.IsMining) { IReadOnlyDbProvider minerDbProvider = new ReadOnlyDbProvider(_dbProvider, false); AlternativeChain producerChain = new AlternativeChain(_blockTree, _blockValidator, _rewardCalculator, _specProvider, minerDbProvider, _recoveryStep, _logManager, _txPool, _receiptStorage); switch (_chainSpec.SealEngineType) { case SealEngineType.Clique: { if (_logger.IsWarn) { _logger.Warn("Starting Clique block producer & sealer"); } _blockProducer = new CliqueBlockProducer(_txPool, producerChain.Processor, _blockTree, _timestamp, _cryptoRandom, producerChain.StateProvider, _snapshotManager, (CliqueSealer)_sealer, _nodeKey.Address, cliqueConfig, _logManager); break; } case SealEngineType.NethDev: { if (_logger.IsWarn) { _logger.Warn("Starting Dev block producer & sealer"); } _blockProducer = new DevBlockProducer(_txPool, producerChain.Processor, _blockTree, _timestamp, _logManager); break; } default: throw new NotSupportedException($"Mining in {_chainSpec.SealEngineType} mode is not supported"); } _blockProducer.Start(); } if (!HiveEnabled) { _blockchainProcessor.Start(); LoadGenesisBlock(_chainSpec, string.IsNullOrWhiteSpace(_initConfig.GenesisHash) ? null : new Keccak(_initConfig.GenesisHash), _blockTree, stateProvider, _specProvider); if (_initConfig.ProcessingEnabled) { #pragma warning disable 4014 LoadBlocksFromDb(); #pragma warning restore 4014 } else { if (_logger.IsWarn) { _logger.Warn($"Shutting down processor due to {nameof(InitConfig)}.{nameof(InitConfig.ProcessingEnabled)} set to false"); } await _blockchainProcessor.StopAsync(); } } await InitializeNetwork( _receiptStorage, _sealValidator, txValidator); }
private async Task InitBlockchain() { ChainSpec chainSpec = LoadChainSpec(_initConfig.ChainSpecPath); /* spec */ // TODO: rebuild to use chainspec ISpecProvider specProvider; if (chainSpec.ChainId == RopstenSpecProvider.Instance.ChainId) { specProvider = RopstenSpecProvider.Instance; } else if (chainSpec.ChainId == MainNetSpecProvider.Instance.ChainId) { specProvider = MainNetSpecProvider.Instance; } else { throw new NotSupportedException($"Not yet tested, not yet supported ChainId {chainSpec.ChainId}"); } var ethereumSigner = new EthereumSigner( specProvider, _logManager); var transactionStore = new TransactionStore(); var sealEngine = ConfigureSealEngine( transactionStore, ethereumSigner); /* sync */ IDbConfig dbConfig = _configProvider.GetConfig <IDbConfig>(); foreach (PropertyInfo propertyInfo in typeof(IDbConfig).GetProperties()) { _logger.Info($"DB {propertyInfo.Name}: {propertyInfo.GetValue(dbConfig)}"); } var blocksDb = new DbOnTheRocks( Path.Combine(_dbBasePath, DbOnTheRocks.BlocksDbPath), dbConfig); var blockInfosDb = new DbOnTheRocks( Path.Combine(_dbBasePath, DbOnTheRocks.BlockInfosDbPath), dbConfig); var receiptsDb = new DbOnTheRocks( Path.Combine(_dbBasePath, DbOnTheRocks.ReceiptsDbPath), dbConfig); /* blockchain */ _blockTree = new BlockTree( blocksDb, blockInfosDb, receiptsDb, specProvider, _logManager); var difficultyCalculator = new DifficultyCalculator( specProvider); /* validation */ var headerValidator = new HeaderValidator( difficultyCalculator, _blockTree, sealEngine, specProvider, _logManager); var ommersValidator = new OmmersValidator( _blockTree, headerValidator, _logManager); var txValidator = new TransactionValidator( new SignatureValidator(specProvider.ChainId)); var blockValidator = new BlockValidator( txValidator, headerValidator, ommersValidator, specProvider, _logManager); /* state */ var dbProvider = new RocksDbProvider( _dbBasePath, _logManager, dbConfig); var stateDb = dbProvider.GetOrCreateStateDb(); var stateTree = new StateTree(stateDb); var stateProvider = new StateProvider( stateTree, dbProvider.GetOrCreateCodeDb(), _logManager); var storageProvider = new StorageProvider( dbProvider, stateProvider, _logManager); /* blockchain processing */ var blockhashProvider = new BlockhashProvider( _blockTree); var virtualMachine = new VirtualMachine( stateProvider, storageProvider, blockhashProvider, _logManager); var transactionProcessor = new TransactionProcessor( specProvider, stateProvider, storageProvider, virtualMachine, _tracer, _logManager); var rewardCalculator = new RewardCalculator( specProvider); var blockProcessor = new BlockProcessor( specProvider, blockValidator, rewardCalculator, transactionProcessor, dbProvider, stateProvider, storageProvider, transactionStore, _logManager); _blockchainProcessor = new BlockchainProcessor( _blockTree, sealEngine, transactionStore, difficultyCalculator, blockProcessor, ethereumSigner, _logManager, _perfService); // create shared objects between discovery and peer manager _nodeFactory = new NodeFactory(); _nodeStatsProvider = new NodeStatsProvider(_configProvider.GetConfig <IStatsConfig>(), _nodeFactory, _logManager); var jsonSerializer = new JsonSerializer( _logManager); var encrypter = new AesEncrypter( _configProvider, _logManager); _keyStore = new FileKeyStore( _configProvider, jsonSerializer, encrypter, _cryptoRandom, _logManager); //creating blockchain bridge BlockchainBridge = new BlockchainBridge( ethereumSigner, stateProvider, _keyStore, _blockTree, stateDb, transactionStore); EthereumSigner = ethereumSigner; _blockchainProcessor.Start(); LoadGenesisBlock(chainSpec, string.IsNullOrWhiteSpace(_initConfig.GenesisHash) ? null : new Keccak(_initConfig.GenesisHash), _blockTree, stateProvider, specProvider); #pragma warning disable 4014 LoadBlocksFromDb(); #pragma warning restore 4014 await InitializeNetwork( transactionStore, blockValidator, headerValidator, txValidator); }
protected virtual Task InitBlockchain() { var(_get, _set) = _api.ForBlockchain; if (_get.ChainSpec == null) { throw new StepDependencyException(nameof(_get.ChainSpec)); } if (_get.DbProvider == null) { throw new StepDependencyException(nameof(_get.DbProvider)); } if (_get.SpecProvider == null) { throw new StepDependencyException(nameof(_get.SpecProvider)); } ILogger logger = _get.LogManager.GetClassLogger(); IInitConfig initConfig = _get.Config <IInitConfig>(); ISyncConfig syncConfig = _get.Config <ISyncConfig>(); if (syncConfig.DownloadReceiptsInFastSync && !syncConfig.DownloadBodiesInFastSync) { logger.Warn($"{nameof(syncConfig.DownloadReceiptsInFastSync)} is selected but {nameof(syncConfig.DownloadBodiesInFastSync)} - enabling bodies to support receipts download."); syncConfig.DownloadBodiesInFastSync = true; } Account.AccountStartNonce = _get.ChainSpec.Parameters.AccountStartNonce; var stateProvider = _set.StateProvider = new StateProvider( _get.DbProvider.StateDb, _get.DbProvider.CodeDb, _get.LogManager); ReadOnlyDbProvider readOnly = new ReadOnlyDbProvider(_api.DbProvider, false); var stateReader = _set.StateReader = new StateReader( readOnly.GetDb <ISnapshotableDb>(DbNames.State), readOnly.GetDb <ISnapshotableDb>(DbNames.Code), _api.LogManager); _set.ChainHeadStateProvider = new ChainHeadReadOnlyStateProvider(_get.BlockTree, stateReader); PersistentTxStorage txStorage = new PersistentTxStorage(_get.DbProvider.PendingTxsDb); // Init state if we need system calls before actual processing starts if (_get.BlockTree !.Head != null) { stateProvider.StateRoot = _get.BlockTree.Head.StateRoot; } var txPool = _api.TxPool = CreateTxPool(txStorage); var onChainTxWatcher = new OnChainTxWatcher(_get.BlockTree, txPool, _get.SpecProvider, _api.LogManager); _get.DisposeStack.Push(onChainTxWatcher); _api.BlockPreprocessor.AddFirst( new RecoverSignatures(_get.EthereumEcdsa, txPool, _get.SpecProvider, _get.LogManager)); var storageProvider = _set.StorageProvider = new StorageProvider( _get.DbProvider.StateDb, stateProvider, _get.LogManager); // blockchain processing BlockhashProvider blockhashProvider = new BlockhashProvider( _get.BlockTree, _get.LogManager); VirtualMachine virtualMachine = new VirtualMachine( stateProvider, storageProvider, blockhashProvider, _get.SpecProvider, _get.LogManager); _api.TransactionProcessor = new TransactionProcessor( _get.SpecProvider, stateProvider, storageProvider, virtualMachine, _get.LogManager); InitSealEngine(); if (_api.SealValidator == null) { throw new StepDependencyException(nameof(_api.SealValidator)); } /* validation */ var headerValidator = _set.HeaderValidator = CreateHeaderValidator(); OmmersValidator ommersValidator = new OmmersValidator( _get.BlockTree, headerValidator, _get.LogManager); TxValidator txValidator = new TxValidator(_get.SpecProvider.ChainId); var blockValidator = _set.BlockValidator = new BlockValidator( txValidator, headerValidator, ommersValidator, _get.SpecProvider, _get.LogManager); _set.StateReader = new StateReader(readOnly.GetDb <ISnapshotableDb>(DbNames.State), readOnly.GetDb <ISnapshotableDb>(DbNames.Code), _api.LogManager); _set.TxPoolInfoProvider = new TxPoolInfoProvider(_api.StateReader, _api.TxPool); var mainBlockProcessor = _set.MainBlockProcessor = CreateBlockProcessor(); BlockchainProcessor blockchainProcessor = new BlockchainProcessor( _get.BlockTree, mainBlockProcessor, _api.BlockPreprocessor, _get.LogManager, new BlockchainProcessor.Options { AutoProcess = !syncConfig.BeamSync, StoreReceiptsByDefault = initConfig.StoreReceipts, }); _set.BlockProcessingQueue = blockchainProcessor; _set.BlockchainProcessor = blockchainProcessor; if (syncConfig.BeamSync) { BeamBlockchainProcessor beamBlockchainProcessor = new BeamBlockchainProcessor( new ReadOnlyDbProvider(_api.DbProvider, false), _get.BlockTree, _get.SpecProvider, _get.LogManager, blockValidator, _api.BlockPreprocessor, _api.RewardCalculatorSource !, // TODO: does it work with AuRa? blockchainProcessor, _get.SyncModeSelector !); _api.DisposeStack.Push(beamBlockchainProcessor); } // TODO: can take the tx sender from plugin here maybe ITxSigner txSigner = new WalletTxSigner(_get.Wallet, _get.SpecProvider.ChainId); TxSealer standardSealer = new TxSealer(txSigner, _get.Timestamper); NonceReservingTxSealer nonceReservingTxSealer = new NonceReservingTxSealer(txSigner, _get.Timestamper, txPool); _set.TxSender = new TxPoolSender(txPool, nonceReservingTxSealer, standardSealer); // TODO: possibly hide it (but need to confirm that NDM does not really need it) var filterStore = _set.FilterStore = new FilterStore(); _set.FilterManager = new FilterManager(filterStore, mainBlockProcessor, txPool, _get.LogManager); return(Task.CompletedTask); }
private SyncTestContext CreateSyncManager(int index) { 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); var dbProvider = new MemDbProvider(); IDb blockDb = dbProvider.BlocksDb; IDb headerDb = dbProvider.HeadersDb; IDb blockInfoDb = dbProvider.BlockInfosDb; ISnapshotableDb codeDb = dbProvider.CodeDb; ISnapshotableDb stateDb = dbProvider.StateDb; var stateReader = new StateReader(stateDb, codeDb, logManager); var stateProvider = new StateProvider(stateDb, codeDb, logManager); stateProvider.CreateAccount(TestItem.AddressA, 10000.Ether()); stateProvider.Commit(specProvider.GenesisSpec); stateProvider.CommitTree(); stateProvider.RecalculateStateRoot(); stateDb.Commit(); var storageProvider = new StorageProvider(stateDb, stateProvider, logManager); var receiptStorage = new InMemoryReceiptStorage(); var ecdsa = new EthereumEcdsa(specProvider, logManager); var txPool = new TxPool.TxPool(new InMemoryTxStorage(), Timestamper.Default, ecdsa, specProvider, new TxPoolConfig(), stateProvider, logManager); var tree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, txPool, NullBloomStorage.Instance, logManager); var blockhashProvider = new BlockhashProvider(tree, LimboLogs.Instance); var virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, logManager); var sealValidator = Always.Valid; var headerValidator = new HeaderValidator(tree, sealValidator, specProvider, logManager); var txValidator = Always.Valid; var ommersValidator = new OmmersValidator(tree, headerValidator, logManager); var blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager); ISyncConfig syncConfig = _synchronizerType == SynchronizerType.Fast ? SyncConfig.WithFastSync : SyncConfig.WithFullSyncOnly; var rewardCalculator = new RewardCalculator(specProvider); var txProcessor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, logManager); var blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, txProcessor, stateDb, codeDb, stateProvider, storageProvider, txPool, receiptStorage, logManager); var step = new TxSignaturesRecoveryStep(ecdsa, txPool, logManager); var processor = new BlockchainProcessor(tree, blockProcessor, step, logManager, true); var nodeStatsManager = new NodeStatsManager(new StatsConfig(), logManager); var syncPeerPool = new SyncPeerPool(tree, nodeStatsManager, 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, devState, devStorage, txPool, receiptStorage, logManager); var devChainProcessor = new BlockchainProcessor(tree, devBlockProcessor, step, logManager, false); var transactionSelector = new TxPoolTxSource(txPool, stateReader, logManager); var producer = new DevBlockProducer(transactionSelector, devChainProcessor, stateProvider, tree, processor, txPool, Timestamper.Default, logManager); SyncProgressResolver resolver = new SyncProgressResolver(tree, receiptStorage, stateDb, new MemDb(), syncConfig, logManager); MultiSyncModeSelector selector = new MultiSyncModeSelector(resolver, syncPeerPool, syncConfig, logManager); Synchronizer synchronizer = new Synchronizer( dbProvider, MainnetSpecProvider.Instance, tree, NullReceiptStorage.Instance, blockValidator, sealValidator, syncPeerPool, nodeStatsManager, StaticSelector.Full, syncConfig, logManager); var syncServer = new SyncServer(stateDb, codeDb, tree, receiptStorage, Always.Valid, Always.Valid, syncPeerPool, selector, 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); }
// 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(TestItem.AddressA, 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(specProvider.ChainId); 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, $"receipts at block {i}"); totalTx += block.Transactions.Length; } previousCount = currentCount; } Assert.AreNotEqual(0, totalTx, "no tx in blocks"); }
private async Task InitBlockchain() { _specProvider = new ChainSpecBasedSpecProvider(_chainSpec); Account.AccountStartNonce = _chainSpec.Parameters.AccountStartNonce; /* sync */ IDbConfig dbConfig = _configProvider.GetConfig <IDbConfig>(); _syncConfig = _configProvider.GetConfig <ISyncConfig>(); foreach (PropertyInfo propertyInfo in typeof(IDbConfig).GetProperties()) { if (_logger.IsDebug) { _logger.Debug($"DB {propertyInfo.Name}: {propertyInfo.GetValue(dbConfig)}"); } } _dbProvider = HiveEnabled ? (IDbProvider) new MemDbProvider() : new RocksDbProvider(_initConfig.BaseDbPath, dbConfig, _logManager, _initConfig.StoreTraces, _initConfig.StoreReceipts || _syncConfig.DownloadReceiptsInFastSync); // IDbProvider debugRecorder = new RocksDbProvider(Path.Combine(_initConfig.BaseDbPath, "debug"), dbConfig, _logManager, _initConfig.StoreTraces, _initConfig.StoreReceipts); // _dbProvider = new RpcDbProvider(_jsonSerializer, new BasicJsonRpcClient(KnownRpcUris.Localhost, _jsonSerializer, _logManager), _logManager, debugRecorder); // IDbProvider debugReader = new ReadOnlyDbProvider(new RocksDbProvider(Path.Combine(_initConfig.BaseDbPath, "debug"), dbConfig, _logManager, _initConfig.StoreTraces, _initConfig.StoreReceipts), false); // _dbProvider = debugReader; _stateProvider = new StateProvider( _dbProvider.StateDb, _dbProvider.CodeDb, _logManager); _ethereumEcdsa = new EthereumEcdsa(_specProvider, _logManager); _txPool = new TxPool( new PersistentTxStorage(_dbProvider.PendingTxsDb, _specProvider), Timestamper.Default, _ethereumEcdsa, _specProvider, _txPoolConfig, _stateProvider, _logManager); var _rc7FixDb = _initConfig.EnableRc7Fix ? _dbProvider.HeadersDb : NullDb.Instance; _receiptStorage = new PersistentReceiptStorage(_dbProvider.ReceiptsDb, _rc7FixDb, _specProvider, _logManager); _blockTree = new BlockTree( _dbProvider.BlocksDb, _dbProvider.HeadersDb, _dbProvider.BlockInfosDb, _specProvider, _txPool, _syncConfig, _logManager); _recoveryStep = new TxSignaturesRecoveryStep(_ethereumEcdsa, _txPool, _logManager); _snapshotManager = null; _storageProvider = new StorageProvider( _dbProvider.StateDb, _stateProvider, _logManager); IList <IAdditionalBlockProcessor> blockPreProcessors = new List <IAdditionalBlockProcessor>(); // blockchain processing var blockhashProvider = new BlockhashProvider( _blockTree, _logManager); var virtualMachine = new VirtualMachine( _stateProvider, _storageProvider, blockhashProvider, _specProvider, _logManager); _transactionProcessor = new TransactionProcessor( _specProvider, _stateProvider, _storageProvider, virtualMachine, _logManager); InitSealEngine(blockPreProcessors); /* validation */ _headerValidator = new HeaderValidator( _blockTree, _sealValidator, _specProvider, _logManager); var ommersValidator = new OmmersValidator( _blockTree, _headerValidator, _logManager); var txValidator = new TxValidator(_specProvider.ChainId); _blockValidator = new BlockValidator( txValidator, _headerValidator, ommersValidator, _specProvider, _logManager); _txPoolInfoProvider = new TxPoolInfoProvider(_stateProvider, _txPool); _blockProcessor = new BlockProcessor( _specProvider, _blockValidator, _rewardCalculator, _transactionProcessor, _dbProvider.StateDb, _dbProvider.CodeDb, _dbProvider.TraceDb, _stateProvider, _storageProvider, _txPool, _receiptStorage, _logManager, blockPreProcessors); _blockchainProcessor = new BlockchainProcessor( _blockTree, _blockProcessor, _recoveryStep, _logManager, _initConfig.StoreReceipts, _initConfig.StoreTraces); // create shared objects between discovery and peer manager IStatsConfig statsConfig = _configProvider.GetConfig <IStatsConfig>(); _nodeStatsManager = new NodeStatsManager(statsConfig, _logManager); InitBlockProducers(); _blockchainProcessor.Start(); LoadGenesisBlock(string.IsNullOrWhiteSpace(_initConfig.GenesisHash) ? null : new Keccak(_initConfig.GenesisHash)); if (_initConfig.ProcessingEnabled) { #pragma warning disable 4014 RunBlockTreeInitTasks(); #pragma warning restore 4014 } else { if (_logger.IsWarn) { _logger.Warn($"Shutting down the blockchain processor due to {nameof(InitConfig)}.{nameof(InitConfig.ProcessingEnabled)} set to false"); } await _blockchainProcessor.StopAsync(); } if (HiveEnabled) { await InitHive(); } var producers = new List <IProducer>(); var kafkaConfig = _configProvider.GetConfig <IKafkaConfig>(); if (kafkaConfig.Enabled) { var kafkaProducer = await PrepareKafkaProducer(_blockTree, _configProvider.GetConfig <IKafkaConfig>()); producers.Add(kafkaProducer); } var grpcConfig = _configProvider.GetConfig <IGrpcConfig>(); if (grpcConfig.Enabled && grpcConfig.ProducerEnabled) { var grpcProducer = new GrpcProducer(_grpcServer); producers.Add(grpcProducer); } ISubscription subscription; if (producers.Any()) { subscription = new Subscription(producers, _blockProcessor, _logManager); } else { subscription = new EmptySubscription(); } _disposeStack.Push(subscription); await InitializeNetwork(); }
public async Task Test() { TimeSpan miningDelay = TimeSpan.FromMilliseconds(50); /* logging & instrumentation */ var logger = new OneLoggerLogManager(new SimpleConsoleLogger()); /* spec */ var sealEngine = new FakeSealEngine(miningDelay); sealEngine.IsMining = true; var specProvider = RopstenSpecProvider.Instance; /* store & validation */ var blockTree = new BlockTree(new MemDb(), new MemDb(), new MemDb(), specProvider, logger); var difficultyCalculator = new DifficultyCalculator(specProvider); var headerValidator = new HeaderValidator(difficultyCalculator, blockTree, sealEngine, specProvider, logger); var ommersValidator = new OmmersValidator(blockTree, headerValidator, logger); var transactionValidator = new TransactionValidator(new SignatureValidator(ChainId.Ropsten)); var blockValidator = new BlockValidator(transactionValidator, headerValidator, ommersValidator, specProvider, logger); /* state & storage */ var codeDb = new MemDb(); var stateDb = new MemDb(); var stateTree = new StateTree(stateDb); var stateProvider = new StateProvider(stateTree, codeDb, logger); var storageDbProvider = new MemDbProvider(logger); var storageProvider = new StorageProvider(storageDbProvider, stateProvider, logger); /* blockchain processing */ var ethereumSigner = new EthereumSigner(specProvider, logger); var transactionStore = new TransactionStore(); var blockhashProvider = new BlockhashProvider(blockTree); var virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, logger); var processor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, NullTracer.Instance, logger); var rewardCalculator = new RewardCalculator(specProvider); var blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, processor, storageDbProvider, stateProvider, storageProvider, transactionStore, logger); var blockchainProcessor = new BlockchainProcessor(blockTree, sealEngine, transactionStore, difficultyCalculator, blockProcessor, ethereumSigner, logger); /* load ChainSpec and init */ ChainSpecLoader loader = new ChainSpecLoader(new UnforgivingJsonSerializer()); string path = Path.Combine(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"..\..\..\..\Chains", "ropsten.json")); logger.GetClassLogger().Info($"Loading ChainSpec from {path}"); ChainSpec chainSpec = loader.Load(File.ReadAllBytes(path)); foreach (KeyValuePair <Address, BigInteger> allocation in chainSpec.Allocations) { stateProvider.CreateAccount(allocation.Key, allocation.Value); } 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(); Thread.Sleep(miningDelay * 10); await blockchainProcessor.StopAsync(true).ContinueWith( t => { if (t.IsFaulted) { throw t.Exception; } Assert.GreaterOrEqual((int)blockTree.Head.Number, 6); }); }
public void When_ommer_was_already_included_return_false() { OmmersValidator ommersValidator = new OmmersValidator(_blockTree, _headerValidator, LimboLogs.Instance); Assert.False(ommersValidator.Validate(_block.Header, new[] { _duplicateOmmer.Header })); }
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); IEthereumEcdsa ecdsa = new EthereumEcdsa(specProvider, _logManager); ITransactionPool transactionPool = new TransactionPool(NullTransactionStorage.Instance, new PendingTransactionThresholdValidator(), new Timestamp(), ecdsa, specProvider, _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, Sealer, 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(ecdsa, 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($"null hash in {test.Name} block {i}"); } // TODO: mimic the actual behaviour where block goes through validating sync manager? if (!test.SealEngineUsed || blockValidator.ValidateSuggestedBlock(correctRlpsBlocks[i].Block)) { blockTree.SuggestBlock(correctRlpsBlocks[i].Block); } else { Console.WriteLine("Invalid block"); } } catch (InvalidBlockException) { } catch (Exception ex) { _logger?.Info(ex.ToString()); } } await blockchainProcessor.StopAsync(true); stopwatch?.Stop(); List <string> differences = RunAssertions(test, blockTree.RetrieveHeadBlock(), storageProvider, stateProvider); // if (differences.Any()) // { // BlockTrace blockTrace = blockchainProcessor.TraceBlock(blockTree.BestSuggested.Hash); // _logger.Info(new UnforgivingJsonSerializer().Serialize(blockTrace, true)); // } Assert.Zero(differences.Count, "differences"); }
private Task InitBlockchain() { if (_context.ChainSpec == null) { throw new StepDependencyException(nameof(_context.ChainSpec)); } if (_context.DbProvider == null) { throw new StepDependencyException(nameof(_context.DbProvider)); } if (_context.SpecProvider == null) { throw new StepDependencyException(nameof(_context.SpecProvider)); } ILogger logger = _context.LogManager.GetClassLogger(); IInitConfig initConfig = _context.Config <IInitConfig>(); ISyncConfig syncConfig = _context.Config <ISyncConfig>(); if (syncConfig.DownloadReceiptsInFastSync && !syncConfig.DownloadBodiesInFastSync) { logger.Warn($"{nameof(syncConfig.DownloadReceiptsInFastSync)} is selected but {nameof(syncConfig.DownloadBodiesInFastSync)} - enabling bodies to support receipts download."); syncConfig.DownloadBodiesInFastSync = true; } Account.AccountStartNonce = _context.ChainSpec.Parameters.AccountStartNonce; _context.StateProvider = new StateProvider( _context.DbProvider.StateDb, _context.DbProvider.CodeDb, _context.LogManager); _context.EthereumEcdsa = new EthereumEcdsa(_context.SpecProvider, _context.LogManager); _context.TxPool = new TxPool.TxPool( new PersistentTxStorage(_context.DbProvider.PendingTxsDb, _context.SpecProvider), Timestamper.Default, _context.EthereumEcdsa, _context.SpecProvider, _context.Config <ITxPoolConfig>(), _context.StateProvider, _context.LogManager); var bloomConfig = _context.Config <IBloomConfig>(); var fileStoreFactory = initConfig.DiagnosticMode == DiagnosticMode.MemDb ? (IFileStoreFactory) new InMemoryDictionaryFileStoreFactory() : new FixedSizeFileStoreFactory(Path.Combine(initConfig.BaseDbPath, DbNames.Bloom), DbNames.Bloom, Bloom.ByteLength); _context.BloomStorage = bloomConfig.Index ? new BloomStorage(bloomConfig, _context.DbProvider.BloomDb, fileStoreFactory) : (IBloomStorage)NullBloomStorage.Instance; _context.DisposeStack.Push(_context.BloomStorage); _context.ChainLevelInfoRepository = new ChainLevelInfoRepository(_context.DbProvider.BlockInfosDb); _context.BlockTree = new BlockTree( _context.DbProvider.BlocksDb, _context.DbProvider.HeadersDb, _context.DbProvider.BlockInfosDb, _context.ChainLevelInfoRepository, _context.SpecProvider, _context.TxPool, _context.BloomStorage, _context.Config <ISyncConfig>(), _context.LogManager); // Init state if we need system calls before actual processing starts if (_context.BlockTree.Head != null) { _context.StateProvider.StateRoot = _context.BlockTree.Head.StateRoot; } _context.ReceiptStorage = initConfig.StoreReceipts ? (IReceiptStorage?)new PersistentReceiptStorage(_context.DbProvider.ReceiptsDb, _context.SpecProvider, new ReceiptsRecovery()) : NullReceiptStorage.Instance; _context.ReceiptFinder = new FullInfoReceiptFinder(_context.ReceiptStorage, new ReceiptsRecovery(), _context.BlockTree); _context.RecoveryStep = new TxSignaturesRecoveryStep(_context.EthereumEcdsa, _context.TxPool, _context.LogManager); _context.StorageProvider = new StorageProvider( _context.DbProvider.StateDb, _context.StateProvider, _context.LogManager); // blockchain processing BlockhashProvider blockhashProvider = new BlockhashProvider( _context.BlockTree, _context.LogManager); VirtualMachine virtualMachine = new VirtualMachine( _context.StateProvider, _context.StorageProvider, blockhashProvider, _context.SpecProvider, _context.LogManager); _context.TransactionProcessor = new TransactionProcessor( _context.SpecProvider, _context.StateProvider, _context.StorageProvider, virtualMachine, _context.LogManager); InitSealEngine(); if (_context.SealValidator == null) { throw new StepDependencyException(nameof(_context.SealValidator)); } /* validation */ _context.HeaderValidator = CreateHeaderValidator(); OmmersValidator ommersValidator = new OmmersValidator( _context.BlockTree, _context.HeaderValidator, _context.LogManager); TxValidator txValidator = new TxValidator(_context.SpecProvider.ChainId); _context.BlockValidator = new BlockValidator( txValidator, _context.HeaderValidator, ommersValidator, _context.SpecProvider, _context.LogManager); ReadOnlyDbProvider readOnly = new ReadOnlyDbProvider(_context.DbProvider, false); StateReader stateReader = new StateReader(readOnly.StateDb, readOnly.CodeDb, _context.LogManager); _context.TxPoolInfoProvider = new TxPoolInfoProvider(stateReader, _context.TxPool); _context.MainBlockProcessor = CreateBlockProcessor(); BlockchainProcessor blockchainProcessor = new BlockchainProcessor( _context.BlockTree, _context.MainBlockProcessor, _context.RecoveryStep, _context.LogManager, initConfig.StoreReceipts, !syncConfig.BeamSync); _context.BlockProcessingQueue = blockchainProcessor; _context.BlockchainProcessor = blockchainProcessor; if (syncConfig.BeamSync) { BeamBlockchainProcessor beamBlockchainProcessor = new BeamBlockchainProcessor( new ReadOnlyDbProvider(_context.DbProvider, false), _context.BlockTree, _context.SpecProvider, _context.LogManager, _context.BlockValidator, _context.RecoveryStep, _context.RewardCalculatorSource, _context.BlockProcessingQueue, _context.BlockchainProcessor, _context.SyncModeSelector); _context.DisposeStack.Push(beamBlockchainProcessor); } ThisNodeInfo.AddInfo("Mem est trie :", $"{LruCache<Keccak, byte[]>.CalculateMemorySize(52 + 320, Trie.MemoryAllowance.TrieNodeCacheSize) / 1024 / 1024}MB".PadLeft(8)); return(Task.CompletedTask); }
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 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(); stateProvider.RecalculateStateRoot(); stateDb.Commit(); var storageProvider = new StorageProvider(stateDb, stateProvider, logManager); var receiptStorage = new InMemoryReceiptStorage(); var ecdsa = new EthereumEcdsa(specProvider, logManager); var txPool = new TxPool.TxPool(new InMemoryTxStorage(), new Timestamper(), ecdsa, specProvider, new TxPoolConfig(), stateProvider, logManager); var tree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, txPool, NullBloomStorage.Instance, 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, stateProvider, storageProvider, txPool, receiptStorage, logManager); var step = new TxSignaturesRecoveryStep(ecdsa, txPool, logManager); var processor = new BlockchainProcessor(tree, blockProcessor, step, logManager, true); var nodeStatsManager = new NodeStatsManager(new StatsConfig(), logManager); var syncPeerPool = new EthSyncPeerPool(tree, nodeStatsManager, 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, devState, devStorage, txPool, receiptStorage, logManager); var devChainProcessor = new BlockchainProcessor(tree, devBlockProcessor, step, logManager, false); var transactionSelector = new PendingTxSelector(txPool, stateProvider, logManager); var producer = new DevBlockProducer(transactionSelector, devChainProcessor, stateProvider, tree, processor, txPool, new Timestamper(), logManager); NodeDataFeed feed = new NodeDataFeed(codeDb, stateDb, logManager); NodeDataDownloader downloader = new NodeDataDownloader(syncPeerPool, feed, NullDataConsumer.Instance, 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, TestBlockValidator.AlwaysValid, 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); }