public BeamBlockchainProcessor(
IReadOnlyDbProvider readOnlyDbProvider,
IBlockTree blockTree,
ISpecProvider specProvider,
ILogManager logManager,
IBlockValidator blockValidator,
IBlockDataRecoveryStep recoveryStep,
IRewardCalculatorSource rewardCalculatorSource,
IBlockProcessingQueue processingQueue,
IBlockchainProcessor processor,
ISyncModeSelector syncModeSelector)
{
_readOnlyDbProvider = readOnlyDbProvider ?? throw new ArgumentNullException(nameof(readOnlyDbProvider));
_blockValidator = blockValidator ?? throw new ArgumentNullException(nameof(blockValidator));
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_rewardCalculatorSource = rewardCalculatorSource ?? throw new ArgumentNullException(nameof(rewardCalculatorSource));
_standardProcessorQueue = processingQueue ?? throw new ArgumentNullException(nameof(processingQueue));
_processor = processor ?? throw new ArgumentNullException(nameof(processor));
_syncModeSelector = syncModeSelector ?? throw new ArgumentNullException(nameof(syncModeSelector));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
_specProvider = specProvider ?? throw new ArgumentNullException(nameof(specProvider));
_logManager = logManager ?? throw new ArgumentNullException(nameof(logManager));
_readOnlyBlockTree = new ReadOnlyBlockTree(_blockTree);
_logger = logManager.GetClassLogger();
_blockTree.NewBestSuggestedBlock += OnNewBlock;
_blockAction = BeamProcess;
_syncModeSelector.Preparing += SyncModeSelectorOnPreparing;
_syncModeSelector.Changing += SyncModeSelectorOnChanging;
_syncModeSelector.Changed += SyncModeSelectorOnChanged;
}
public DebugModuleFactory(
IDbProvider dbProvider,
IBlockTree blockTree,
IJsonRpcConfig jsonRpcConfig,
IBlockValidator blockValidator,
IBlockDataRecoveryStep recoveryStep,
IRewardCalculatorSource rewardCalculator,
IReceiptStorage receiptStorage,
IReceiptsMigration receiptsMigration,
IConfigProvider configProvider,
ISpecProvider specProvider,
ILogManager logManager)
{
_dbProvider = dbProvider ?? throw new ArgumentNullException(nameof(dbProvider));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
_jsonRpcConfig = jsonRpcConfig ?? throw new ArgumentNullException(nameof(jsonRpcConfig));
_blockValidator = blockValidator ?? throw new ArgumentNullException(nameof(blockValidator));
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_rewardCalculatorSource = rewardCalculator ?? throw new ArgumentNullException(nameof(rewardCalculator));
_receiptStorage = receiptStorage ?? throw new ArgumentNullException(nameof(receiptStorage));
_receiptsMigration = receiptsMigration ?? throw new ArgumentNullException(nameof(receiptsMigration));
_configProvider = configProvider ?? throw new ArgumentNullException(nameof(configProvider));
_specProvider = specProvider ?? throw new ArgumentNullException(nameof(specProvider));
_logManager = logManager ?? throw new ArgumentNullException(nameof(logManager));
_logger = logManager.GetClassLogger();
}
public ReadOnlyChainProcessingEnv(
ReadOnlyTxProcessingEnv txEnv,
IBlockValidator blockValidator,
IBlockDataRecoveryStep recoveryStep,
IRewardCalculator rewardCalculator,
IReceiptStorage receiptStorage,
IReadOnlyDbProvider dbProvider,
ISpecProvider specProvider,
ILogManager logManager)
{
_txEnv = txEnv;
IBlockProcessor blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, _txEnv.TransactionProcessor, dbProvider.StateDb, dbProvider.CodeDb, dbProvider.TraceDb, StateProvider, _txEnv.StorageProvider, NullTxPool.Instance, receiptStorage, logManager);
Processor = new OneTimeChainProcessor(dbProvider, new BlockchainProcessor(_txEnv.BlockTree, blockProcessor, recoveryStep, logManager, false, false));
}
public ProofModuleFactory(
IDbProvider dbProvider,
IBlockTree blockTree,
IBlockDataRecoveryStep recoveryStep,
IReceiptStorage receiptStorage,
ISpecProvider specProvider,
ILogManager logManager)
{
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_receiptStorage = receiptStorage ?? throw new ArgumentNullException(nameof(receiptStorage));
_specProvider = specProvider ?? throw new ArgumentNullException(nameof(specProvider));
_dbProvider = dbProvider ?? throw new ArgumentNullException(nameof(dbProvider));
_logManager = logManager ?? throw new ArgumentNullException(nameof(logManager));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
}
public BlockchainProcessor(
IBlockTree blockTree,
IBlockProcessor blockProcessor,
IBlockDataRecoveryStep recoveryStep,
ILogManager logManager,
bool storeReceiptsByDefault,
bool storeTracesByDefault)
{
_logger = logManager?.GetClassLogger() ?? throw new ArgumentNullException(nameof(logManager));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
_blockProcessor = blockProcessor ?? throw new ArgumentNullException(nameof(blockProcessor));
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_storeReceiptsByDefault = storeReceiptsByDefault;
_storeTracesByDefault = storeTracesByDefault;
_blockTree.NewBestSuggestedBlock += OnNewBestBlock;
_stats = new ProcessingStats(_logger);
}
public TraceModuleFactory(
IDbProvider dbProvider,
IBlockTree blockTree,
IBlockDataRecoveryStep recoveryStep,
IRewardCalculatorSource rewardCalculatorSource,
IReceiptStorage receiptStorage,
ISpecProvider specProvider,
ILogManager logManager)
{
_dbProvider = dbProvider ?? throw new ArgumentNullException(nameof(dbProvider));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_rewardCalculatorSource = rewardCalculatorSource ?? throw new ArgumentNullException(nameof(rewardCalculatorSource));
_receiptStorage = receiptStorage ?? throw new ArgumentNullException(nameof(receiptStorage));
_specProvider = specProvider ?? throw new ArgumentNullException(nameof(specProvider));
_logManager = logManager ?? throw new ArgumentNullException(nameof(logManager));
_logger = logManager.GetClassLogger();
}
/// <summary>
///
/// </summary>
/// <param name="blockTree"></param>
/// <param name="blockProcessor"></param>
/// <param name="recoveryStep"></param>
/// <param name="logManager"></param>
/// <param name="options"></param>
public BlockchainProcessor(
IBlockTree blockTree,
IBlockProcessor blockProcessor,
IBlockDataRecoveryStep recoveryStep,
ILogManager logManager,
Options options)
{
_logger = logManager?.GetClassLogger() ?? throw new ArgumentNullException(nameof(logManager));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
_blockProcessor = blockProcessor ?? throw new ArgumentNullException(nameof(blockProcessor));
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_options = options;
if (_options.AutoProcess)
{
_blockTree.NewBestSuggestedBlock += OnNewBestBlock;
}
_stats = new ProcessingStats(_logger);
}
public AlternativeChain(
IBlockTree blockTree,
IBlockValidator blockValidator,
IRewardCalculator rewardCalculator,
ISpecProvider specProvider,
IReadOnlyDbProvider dbProvider,
IBlockDataRecoveryStep recoveryStep,
ILogManager logManager,
ITransactionPool customTransactionPool,
IReceiptStorage receiptStorage)
{
StateProvider = new StateProvider(new StateTree(dbProvider.StateDb), dbProvider.CodeDb, logManager);
StorageProvider storageProvider = new StorageProvider(dbProvider.StateDb, StateProvider, logManager);
IBlockTree readOnlyTree = new ReadOnlyBlockTree(blockTree);
BlockhashProvider blockhashProvider = new BlockhashProvider(readOnlyTree);
VirtualMachine virtualMachine = new VirtualMachine(StateProvider, storageProvider, blockhashProvider, logManager);
ITransactionProcessor transactionProcessor = new TransactionProcessor(specProvider, StateProvider, storageProvider, virtualMachine, logManager);
ITransactionPool transactionPool = customTransactionPool;
IBlockProcessor blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, transactionProcessor, dbProvider.StateDb, dbProvider.CodeDb, dbProvider.TraceDb, StateProvider, storageProvider, transactionPool, receiptStorage, logManager);
Processor = new BlockchainProcessor(readOnlyTree, blockProcessor, recoveryStep, logManager, false, false);
}
public ReadOnlyChain(
ReadOnlyBlockTree readOnlyTree,
IBlockValidator blockValidator,
IRewardCalculator rewardCalculator,
ISpecProvider specProvider,
IReadOnlyDbProvider dbProvider,
IBlockDataRecoveryStep recoveryStep,
ILogManager logManager,
ITxPool customTxPool,
IReceiptStorage receiptStorage)
{
ReadOnlyStateProvider = new StateProvider(dbProvider.StateDb, dbProvider.CodeDb, logManager);
StorageProvider storageProvider = new StorageProvider(dbProvider.StateDb, ReadOnlyStateProvider, logManager);
BlockhashProvider blockhashProvider = new BlockhashProvider(readOnlyTree, logManager);
VirtualMachine virtualMachine = new VirtualMachine(ReadOnlyStateProvider, storageProvider, blockhashProvider, specProvider, logManager);
ITransactionProcessor transactionProcessor = new TransactionProcessor(specProvider, ReadOnlyStateProvider, storageProvider, virtualMachine, logManager);
ITxPool txPool = customTxPool;
IBlockProcessor blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, transactionProcessor, dbProvider.StateDb, dbProvider.CodeDb, dbProvider.TraceDb, ReadOnlyStateProvider, storageProvider, txPool, receiptStorage, logManager);
Processor = new OneTimeChainProcessor(dbProvider, new BlockchainProcessor(readOnlyTree, blockProcessor, recoveryStep, logManager, false, false));
}
public BeamBlockchainProcessor(
IReadOnlyDbProvider readOnlyDbProvider,
IBlockTree blockTree,
ISpecProvider specProvider,
ILogManager logManager,
IBlockValidator blockValidator,
IBlockDataRecoveryStep recoveryStep,
IRewardCalculatorSource rewardCalculatorSource,
IBlockProcessingQueue blockchainProcessor)
{
_readOnlyDbProvider = readOnlyDbProvider ?? throw new ArgumentNullException(nameof(readOnlyDbProvider));
_blockValidator = blockValidator ?? throw new ArgumentNullException(nameof(blockValidator));
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_rewardCalculatorSource = rewardCalculatorSource ?? throw new ArgumentNullException(nameof(rewardCalculatorSource));
_blockchainProcessor = blockchainProcessor ?? throw new ArgumentNullException(nameof(blockchainProcessor));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
_specProvider = specProvider ?? throw new ArgumentNullException(nameof(specProvider));
_logManager = logManager ?? throw new ArgumentNullException(nameof(logManager));
_readOnlyBlockTree = new ReadOnlyBlockTree(_blockTree);
_logger = logManager.GetClassLogger();
_blockTree.NewBestSuggestedBlock += OnNewBlock;
_blockTree.NewHeadBlock += BlockTreeOnNewHeadBlock;
}
public TraceModuleFactory(
IDbProvider dbProvider,
ITxPool txPool,
IBlockTree blockTree,
IBlockValidator blockValidator,
IEthereumEcdsa ethereumEcdsa,
IBlockDataRecoveryStep recoveryStep,
IRewardCalculator rewardCalculator,
IReceiptStorage receiptStorage,
ISpecProvider specProvider,
ILogManager logManager)
{
_dbProvider = dbProvider ?? throw new ArgumentNullException(nameof(dbProvider));
_txPool = txPool ?? throw new ArgumentNullException(nameof(txPool));
_blockTree = blockTree ?? throw new ArgumentNullException(nameof(blockTree));
_blockValidator = blockValidator ?? throw new ArgumentNullException(nameof(blockValidator));
_ethereumEcdsa = ethereumEcdsa ?? throw new ArgumentNullException(nameof(ethereumEcdsa));
_recoveryStep = recoveryStep ?? throw new ArgumentNullException(nameof(recoveryStep));
_rewardCalculator = rewardCalculator ?? throw new ArgumentNullException(nameof(rewardCalculator));
_receiptStorage = receiptStorage ?? throw new ArgumentNullException(nameof(receiptStorage));
_specProvider = specProvider ?? throw new ArgumentNullException(nameof(specProvider));
_logManager = logManager ?? throw new ArgumentNullException(nameof(logManager));
_logger = logManager.GetClassLogger();
}
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);
_transactionPool = new TransactionPool(
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.BlockInfosDb,
_specProvider,
_transactionPool,
_logManager);
_recoveryStep = new TxSignaturesRecoveryStep(_ethereumEcdsa, _transactionPool);
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 */
var headerValidator = new HeaderValidator(
_blockTree,
_sealValidator,
_specProvider,
_logManager);
var ommersValidator = new OmmersValidator(
_blockTree,
headerValidator,
_logManager);
var txValidator = new TransactionValidator(
new SignatureValidator(_specProvider.ChainId));
_blockValidator = new BlockValidator(
txValidator,
headerValidator,
ommersValidator,
_specProvider,
_logManager);
var stateTree = new StateTree(_dbProvider.StateDb);
var stateProvider = new StateProvider(
stateTree,
_dbProvider.CodeDb,
_logManager);
_stateProvider = stateProvider;
var storageProvider = new StorageProvider(
_dbProvider.StateDb,
stateProvider,
_logManager);
_transactionPoolInfoProvider = new TransactionPoolInfoProvider(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,
_transactionPool,
_receiptStorage,
_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, !statsConfig.CaptureNodeStatsEventHistory);
if (_initConfig.IsMining)
{
IReadOnlyDbProvider minerDbProvider = new ReadOnlyDbProvider(_dbProvider, false);
AlternativeChain producerChain = new AlternativeChain(_blockTree, _blockValidator, _rewardCalculator,
_specProvider, minerDbProvider, _recoveryStep, _logManager, _transactionPool, _receiptStorage);
switch (_chainSpec.SealEngineType)
{
case SealEngineType.Clique:
{
// TODO: need to introduce snapshot provider for clique and pass it here instead of CliqueSealEngine
if (_logger.IsWarn)
{
_logger.Warn("Starting Clique block producer & sealer");
}
_blockProducer = new CliqueBlockProducer(_transactionPool, 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(_transactionPool, 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()
{
_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();
}
new protected async Task StartRunners(IConfigProvider configProvider)
{
InitRlp();
_configProvider = configProvider;
_initConfig = _configProvider.GetConfig <IInitConfig>();
_logManager = new NLogManager(_initConfig.LogFileName, _initConfig.LogDirectory);
_logger = _logManager.GetClassLogger();
_networkHelper = new NetworkHelper(_logger);
SetupKeyStore();
LoadChainSpec();
IDbConfig dbConfig = _configProvider.GetConfig <IDbConfig>();
_dbProvider = new RocksDbProvider(_initConfig.BaseDbPath, dbConfig, _logManager, _initConfig.StoreTraces, _initConfig.StoreReceipts);
var stateProvider = new StateProvider(
_dbProvider.StateDb,
_dbProvider.CodeDb,
_logManager);
_stateProvider = stateProvider;
/* blockchain processing */
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
{
_specProvider = new SingleReleaseSpecProvider(Latest.Release, _chainSpec.ChainId);
}
_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);
_blockTree = new BlockTree(
_dbProvider.BlocksDb,
_dbProvider.HeadersDb,
_dbProvider.BlockInfosDb,
_specProvider,
_txPool,
_logManager);
_recoveryStep = new TxSignaturesRecoveryStep(_ethereumEcdsa, _txPool, _logManager);
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.Clique.Period;
cliqueConfig.Epoch = _chainSpec.Clique.Epoch;
_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($"Seal engine type {_chainSpec.SealEngineType} is not supported in Nethermind");
}
_headerValidator = new HeaderValidator(
_blockTree,
_sealValidator,
_specProvider,
_logManager);
var ommersValidator = new OmmersValidator(
_blockTree,
_headerValidator,
_logManager);
var storageProvider = new StorageProvider(
_dbProvider.StateDb,
stateProvider,
_logManager);
var txValidator = new TxValidator(_specProvider.ChainId);
_blockValidator = new BlockValidator(
txValidator,
_headerValidator,
ommersValidator,
_specProvider,
_logManager);
var blockhashProvider = new BlockhashProvider(
_blockTree, _logManager);
var virtualMachine = new VirtualMachine(
stateProvider,
storageProvider,
blockhashProvider,
_logManager);
var transactionProcessor = new TransactionProcessor(
_specProvider,
stateProvider,
storageProvider,
virtualMachine,
_logManager);
_blockProcessor = new BlockProcessor(
_specProvider,
_blockValidator,
_rewardCalculator,
transactionProcessor,
_dbProvider.StateDb,
_dbProvider.CodeDb,
_dbProvider.TraceDb,
stateProvider,
storageProvider,
_txPool,
_receiptStorage,
_configProvider.GetConfig <ISyncConfig>(),
_logManager);
_blockchainProcessor = new BlockchainProcessor(
_blockTree,
_blockProcessor,
_recoveryStep,
_logManager,
_initConfig.StoreReceipts,
_initConfig.StoreTraces);
string chainFile = Path.Join(Path.GetDirectoryName(_initConfig.ChainSpecPath), "chain.rlp");
if (!File.Exists(chainFile))
{
_logger.Info($"Chain file does not exist: {chainFile}, skipping");
return;
}
var chainFileContent = File.ReadAllBytes(chainFile);
var context = new Rlp.DecoderContext(chainFileContent);
var blocks = new List <Block>();
while (context.ReadNumberOfItemsRemaining() > 0)
{
context.PeekNextItem();
blocks.Add(Rlp.Decode <Block>(context));
}
for (int i = 0; i < blocks.Count; i++)
{
ProcessBlock(blocks[i]);
}
}
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);
_ethereumEcdsa = new EthereumEcdsa(_specProvider, _logManager);
_txPool = new TxPool(
new PersistentTxStorage(_dbProvider.PendingTxsDb, _specProvider),
Timestamp.Default,
_ethereumEcdsa,
_specProvider,
_txPoolConfig, _logManager);
var _rc7FixDb = _initConfig.EnableRc7Fix ? _dbProvider.HeadersDb : NullDb.Instance;
_receiptStorage = new PersistentReceiptStorage(_dbProvider.ReceiptsDb, _rc7FixDb, _specProvider, _logManager);
// 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,
_syncConfig,
_logManager);
_recoveryStep = new TxSignaturesRecoveryStep(_ethereumEcdsa, _txPool, _logManager);
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.Clique.Period;
cliqueConfig.Epoch = _chainSpec.Clique.Epoch;
_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);
_txPoolInfoProvider = new TxPoolInfoProvider(stateProvider);
_transactionPoolInfoProvider = new TxPoolInfoProvider(stateProvider);
/* blockchain processing */
var blockhashProvider = new BlockhashProvider(
_blockTree, _logManager);
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,
_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($"Mining in {_chainSpec.SealEngineType} mode is not supported");
}
_blockProducer.Start();
}
_blockchainProcessor.Start();
LoadGenesisBlock(_chainSpec, string.IsNullOrWhiteSpace(_initConfig.GenesisHash) ? null : new Keccak(_initConfig.GenesisHash), _blockTree, stateProvider, _specProvider);
if (_initConfig.ProcessingEnabled)
{
#pragma warning disable 4014
LoadBlocksFromDb();
#pragma warning restore 4014
}
else
{
if (_logger.IsWarn)
{
_logger.Warn($"Shutting down the blockchain processor due to {nameof(InitConfig)}.{nameof(InitConfig.ProcessingEnabled)} set to false");
}
await _blockchainProcessor.StopAsync();
}
if (HiveEnabled)
{
await InitHive();
}
if (HiveEnabled)
{
await InitHive();
}
var producers = new List <IProducer>();
if (_initConfig.PubSubEnabled)
{
var kafkaProducer = await PrepareKafkaProducer(_blockTree, _configProvider.GetConfig <IKafkaConfig>());
producers.Add(kafkaProducer);
}
var grpcClientConfig = _configProvider.GetConfig <IGrpcClientConfig>();
if (grpcClientConfig.Enabled)
{
var grpcProducer = new GrpcProducer(_grpcClient, _logManager);
producers.Add(grpcProducer);
}
ISubscription subscription;
if (producers.Any())
{
subscription = new Subscription(producers, _blockProcessor, _logManager);
}
else
{
subscription = new EmptySubscription();
}
_disposeStack.Push(subscription);
_dataBridge = new DataBridge(subscription, _receiptStorage, _blockTree, _logManager);
_dataBridge.Start();
await InitializeNetwork();
}
private void InitSealEngine(IList <IAdditionalBlockProcessor> blockPreProcessors)
{
switch (_chainSpec.SealEngineType)
{
case SealEngineType.None:
_sealer = NullSealEngine.Instance;
_sealValidator = NullSealEngine.Instance;
_rewardCalculator = NoBlockRewards.Instance;
break;
case SealEngineType.Clique:
_rewardCalculator = NoBlockRewards.Instance;
CliqueConfig cliqueConfig = new CliqueConfig();
cliqueConfig.BlockPeriod = _chainSpec.Clique.Period;
cliqueConfig.Epoch = _chainSpec.Clique.Epoch;
_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;
case SealEngineType.AuRa:
var abiEncoder = new AbiEncoder();
var validatorProcessor = new AuRaAdditionalBlockProcessorFactory(_stateProvider, abiEncoder, _transactionProcessor, _logManager)
.CreateValidatorProcessor(_chainSpec.AuRa.Validators);
_sealer = new AuRaSealer();
_sealValidator = new AuRaSealValidator(validatorProcessor, _ethereumEcdsa, _logManager);
_rewardCalculator = new AuRaRewardCalculator(_chainSpec.AuRa, abiEncoder, _transactionProcessor);
blockPreProcessors.Add(validatorProcessor);
break;
default:
throw new NotSupportedException($"Seal engine type {_chainSpec.SealEngineType} is not supported in Nethermind");
}
}
private async Task InitBlockchain()
{
/* spec */
if (_chainSpec.ChainId == RopstenSpecProvider.Instance.ChainId)
{
_specProvider = RopstenSpecProvider.Instance;
}
else if (_chainSpec.ChainId == MainNetSpecProvider.Instance.ChainId)
{
_specProvider = MainNetSpecProvider.Instance;
}
else if (_chainSpec.ChainId == RinkebySpecProvider.Instance.ChainId)
{
_specProvider = RinkebySpecProvider.Instance;
}
else if (_chainSpec.ChainId == GoerliSpecProvider.Instance.ChainId)
{
_specProvider = GoerliSpecProvider.Instance;
}
else if (_chainSpec.ChainId == SturebySpecProvider.Instance.ChainId)
{
_specProvider = SturebySpecProvider.Instance;
}
else
{
_specProvider = new SingleReleaseSpecProvider(LatestRelease.Instance, _chainSpec.ChainId);
}
/* sync */
IDbConfig dbConfig = _configProvider.GetConfig <IDbConfig>();
foreach (PropertyInfo propertyInfo in typeof(IDbConfig).GetProperties())
{
_logger.Info($"DB {propertyInfo.Name}: {propertyInfo.GetValue(dbConfig)}");
}
_dbProvider = HiveEnabled
? (IDbProvider) new MemDbProvider()
: new RocksDbProvider(_initConfig.BaseDbPath, dbConfig, _logManager);
_ethereumSigner = new EthereumSigner(_specProvider, _logManager);
_transactionPool = new TransactionPool(
new PersistentTransactionStorage(_dbProvider.PendingTxsDb, _specProvider),
new PendingTransactionThresholdValidator(_initConfig.ObsoletePendingTransactionInterval,
_initConfig.RemovePendingTransactionInterval), new Timestamp(),
_ethereumSigner, _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;
/* blockchain */
_blockTree = new BlockTree(
_dbProvider.BlocksDb,
_dbProvider.BlockInfosDb,
_specProvider,
_transactionPool,
_logManager);
var cliqueConfig = new CliqueConfig(15, 30000);
var clique = new CliqueSealEngine(cliqueConfig, _ethereumSigner, _nodeKey, _dbProvider.BlocksDb, _blockTree,
_logManager);
clique.CanSeal = _initConfig.IsMining;
// TODO: read seal engine from ChainSpec
_sealEngine =
(_specProvider is MainNetSpecProvider) ? ConfigureSealEngine() :
(_specProvider is RopstenSpecProvider) ? ConfigureSealEngine() :
(_specProvider is SturebySpecProvider) ? ConfigureSealEngine() :
(_specProvider is RinkebySpecProvider) ? clique :
(_specProvider is GoerliSpecProvider) ? (ISealEngine)clique :
NullSealEngine.Instance;
_rewardCalculator = (_sealEngine is CliqueSealEngine)
? (IRewardCalculator) new NoBlockRewards()
: new RewardCalculator(_specProvider);
/* validation */
var headerValidator = new HeaderValidator(
_blockTree,
_sealEngine,
_specProvider,
_logManager);
var ommersValidator = new OmmersValidator(
_blockTree,
headerValidator,
_logManager);
var txValidator = new TransactionValidator(
new SignatureValidator(_specProvider.ChainId));
_blockValidator = new BlockValidator(
txValidator,
headerValidator,
ommersValidator,
_specProvider,
_logManager);
var stateTree = new StateTree(_dbProvider.StateDb);
var stateProvider = new StateProvider(
stateTree,
_dbProvider.CodeDb,
_logManager);
_stateProvider = stateProvider;
var storageProvider = new StorageProvider(
_dbProvider.StateDb,
stateProvider,
_logManager);
_transactionPoolInfoProvider = new TransactionPoolInfoProvider(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);
var txRecoveryStep = new TxSignaturesRecoveryStep(_ethereumSigner, _transactionPool);
_recoveryStep = _sealEngine is CliqueSealEngine
? new CompositeDataRecoveryStep(txRecoveryStep, new AuthorRecoveryStep(clique))
: (IBlockDataRecoveryStep)txRecoveryStep;
_blockProcessor = new BlockProcessor(
_specProvider,
_blockValidator,
_rewardCalculator,
transactionProcessor,
_dbProvider.StateDb,
_dbProvider.CodeDb,
_dbProvider.TraceDb,
stateProvider,
storageProvider,
_transactionPool,
_receiptStorage,
_logManager);
_blockchainProcessor = new BlockchainProcessor(
_blockTree,
_blockProcessor,
_recoveryStep,
_logManager,
true,
true);
// create shared objects between discovery and peer manager
_nodeFactory = new NodeFactory(_logManager);
_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);
if (_initConfig.IsMining)
{
IReadOnlyDbProvider minerDbProvider = new ReadOnlyDbProvider(_dbProvider, false);
AlternativeChain producerChain = new AlternativeChain(_blockTree, _blockValidator, _rewardCalculator,
_specProvider, minerDbProvider, _recoveryStep, _logManager, _transactionPool, _receiptStorage);
if (_sealEngine is CliqueSealEngine engine)
{
// TODO: need to introduce snapshot provider for clique and pass it here instead of CliqueSealEngine
if (_logger.IsWarn)
{
_logger.Warn("Starting Clique block producer & sealer");
}
_blockProducer = new CliqueBlockProducer(_transactionPool, producerChain.Processor, _blockTree,
producerChain.StateProvider, _timestamp, _cryptoRandom, engine, cliqueConfig, _nodeKey.Address,
_logManager);
}
else
{
if (_logger.IsWarn)
{
_logger.Warn("Starting Dev block producer & sealer");
}
_blockProducer = new DevBlockProducer(_transactionPool, producerChain.Processor, _blockTree,
_timestamp, _logManager);
}
_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,
headerValidator,
txValidator);
}