public void Setup_chain()
{
// Import blocks
BlockTree blockTree = Build.A.BlockTree().TestObject;
Block block1 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block1Rlp)));
Block block2 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block2Rlp)));
Block block3 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block3Rlp)));
Block block4 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block4Rlp)));
Block block5 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block5Rlp)));
Block genesisBlock = GetRinkebyGenesis();
// Add blocks
MineBlock(blockTree, genesisBlock);
MineBlock(blockTree, block1);
MineBlock(blockTree, block2);
MineBlock(blockTree, block3);
MineBlock(blockTree, block4);
MineBlock(blockTree, block5);
// Get a test private key
PrivateKey key = Build.A.PrivateKey.TestObject;
// Init snapshot db
IDb db = new MemDb();
CliqueConfig config = GetRinkebyConfig();
_clique = new CliqueSealEngine(config, NullEthereumSigner.Instance, key, db, blockTree, NullLogManager.Instance);
}
public void Setup_chain()
{
// Import blocks
_blockTree = Build.A.BlockTree().TestObject;
Block genesisBlock = GetRinkebyGenesis();
Block block1 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block1Rlp)));
Block block2 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block2Rlp)));
Block block3 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block3Rlp)));
Block block4 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block4Rlp)));
Block block5 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block5Rlp)));
_lastBlock = block5;
// Add blocks
MineBlock(_blockTree, genesisBlock);
MineBlock(_blockTree, block1);
MineBlock(_blockTree, block2);
MineBlock(_blockTree, block3);
MineBlock(_blockTree, block4);
MineBlock(_blockTree, block5);
IEthereumSigner signer = new EthereumSigner(RinkebySpecProvider.Instance, NullLogManager.Instance);
// Init snapshot db
IDb db = new MemDb();
CliqueConfig config = new CliqueConfig();
// Select in-turn signer
int currentBlock = 6;
int currentSignerIndex = (currentBlock % _signers.Count);
_currentSigner = _signers[currentSignerIndex];
_clique = new CliqueSealEngine(config, signer, _currentSigner, db, _blockTree, NullLogManager.Instance);
}
public void Setup_chain()
{
// Import blocks
_blockTree = Build.A.BlockTree().TestObject;
Block block1 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block1Rlp)));
Block block2 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block2Rlp)));
Block block3 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block3Rlp)));
Block block4 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block4Rlp)));
Block block5 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block5Rlp)));
Block genesisBlock = GetRinkebyGenesis();
// Add blocks
MineBlock(_blockTree, genesisBlock);
MineBlock(_blockTree, block1);
MineBlock(_blockTree, block2);
MineBlock(_blockTree, block3);
MineBlock(_blockTree, block4);
MineBlock(_blockTree, block5);
// Get a test private key
PrivateKey key = Build.A.PrivateKey.TestObject;
// Init snapshot db
MemDb db = new MemDb();
CliqueConfig config = new CliqueConfig(15, 30000);
_signer = new EthereumSigner(RinkebySpecProvider.Instance, LimboLogs.Instance);
_clique = new CliqueSealEngine(config, _signer, key, db, _blockTree, LimboLogs.Instance);
}
public On CreateNode(PrivateKey privateKey, bool withGenesisAlreadyProcessed = false)
{
AutoResetEvent newHeadBlockEvent = new AutoResetEvent(false);
_blockEvents.Add(privateKey, newHeadBlockEvent);
MemDb blocksDb = new MemDb();
MemDb blockInfoDb = new MemDb();
TransactionPool transactionPool = new TransactionPool(new InMemoryTransactionStorage(), new PendingTransactionThresholdValidator(), _timestamp, _ethereumSigner, GoerliSpecProvider.Instance, NullLogManager.Instance);
_pools[privateKey] = transactionPool;
BlockTree blockTree = new BlockTree(blocksDb, blockInfoDb, GoerliSpecProvider.Instance, transactionPool, NullLogManager.Instance);
blockTree.NewHeadBlock += (sender, args) => { _blockEvents[privateKey].Set(); };
BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree);
_blockTrees.Add(privateKey, blockTree);
EthereumSigner ethereumSigner = new EthereumSigner(GoerliSpecProvider.Instance, NullLogManager.Instance);
CliqueSealEngine cliqueSealEngine = new CliqueSealEngine(_cliqueConfig, ethereumSigner, privateKey, new MemDb(), blockTree, NullLogManager.Instance);
cliqueSealEngine.CanSeal = true;
ISnapshotableDb stateDb = new StateDb();
ISnapshotableDb codeDb = new StateDb();
IDb traceDb = new MemDb();
StateProvider stateProvider = new StateProvider(new StateTree(stateDb), codeDb, NullLogManager.Instance);
stateProvider.CreateAccount(TestObject.PrivateKeyD.Address, 100.Ether());
stateProvider.Commit(GoerliSpecProvider.Instance.GenesisSpec);
_genesis.StateRoot = _genesis3Validators.StateRoot = stateProvider.StateRoot;
_genesis.Hash = BlockHeader.CalculateHash(_genesis.Header);
_genesis3Validators.Hash = BlockHeader.CalculateHash(_genesis3Validators.Header);
StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, NullLogManager.Instance);
TransactionProcessor transactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, stateProvider, storageProvider, new VirtualMachine(stateProvider, storageProvider, blockhashProvider, NullLogManager.Instance), NullLogManager.Instance);
BlockProcessor blockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, new NoBlockRewards(), transactionProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, transactionPool, NullReceiptStorage.Instance, NullLogManager.Instance);
BlockchainProcessor processor = new BlockchainProcessor(blockTree, blockProcessor, new AuthorRecoveryStep(cliqueSealEngine), NullLogManager.Instance, false, false);
processor.Start();
StateProvider minerStateProvider = new StateProvider(new StateTree(stateDb), codeDb, NullLogManager.Instance);
StorageProvider minerStorageProvider = new StorageProvider(stateDb, minerStateProvider, NullLogManager.Instance);
VirtualMachine minerVirtualMachine = new VirtualMachine(minerStateProvider, minerStorageProvider, blockhashProvider, NullLogManager.Instance);
TransactionProcessor minerTransactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, minerStateProvider, minerStorageProvider, minerVirtualMachine, NullLogManager.Instance);
BlockProcessor minerBlockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, new NoBlockRewards(), minerTransactionProcessor, stateDb, codeDb, traceDb, minerStateProvider, minerStorageProvider, transactionPool, NullReceiptStorage.Instance, NullLogManager.Instance);
BlockchainProcessor minerProcessor = new BlockchainProcessor(blockTree, minerBlockProcessor, new AuthorRecoveryStep(cliqueSealEngine), NullLogManager.Instance, false, false);
if (withGenesisAlreadyProcessed)
{
ProcessGenesis(privateKey);
}
CliqueBlockProducer blockProducer = new CliqueBlockProducer(transactionPool, minerProcessor, blockTree, minerStateProvider, _timestamp, new CryptoRandom(), cliqueSealEngine, _cliqueConfig, privateKey.Address, NullLogManager.Instance);
blockProducer.Start();
_producers.Add(privateKey, blockProducer);
return(this);
}
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, _initConfig.StoreTraces, _initConfig.StoreReceipts);
_ethereumSigner = new EthereumSigner(_specProvider, _logManager);
_transactionPool = new TransactionPool(
new PersistentTransactionStorage(_dbProvider.PendingTxsDb, _specProvider),
new PendingTransactionThresholdValidator(_initConfig.ObsoletePendingTransactionInterval,
_initConfig.RemovePendingTransactionInterval), new Timestamp(),
_ethereumSigner, _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);
CliqueConfig cliqueConfig = null;
CliqueSealEngine clique = null;
switch (_chainSpec.SealEngineType)
{
case SealEngineType.None:
_sealEngine = NullSealEngine.Instance;
_rewardCalculator = new NoBlockRewards();
break;
case SealEngineType.Clique:
_rewardCalculator = new NoBlockRewards();
cliqueConfig = new CliqueConfig();
cliqueConfig.BlockPeriod = _chainSpec.CliquePeriod;
cliqueConfig.Epoch = _chainSpec.CliqueEpoch;
_sealEngine = clique = new CliqueSealEngine(cliqueConfig, _ethereumSigner, _nodeKey, _dbProvider.BlocksDb, _blockTree, _logManager);
_sealEngine.CanSeal = _initConfig.IsMining;
break;
case SealEngineType.NethDev:
_rewardCalculator = new NoBlockRewards();
_sealEngine = NullSealEngine.Instance;
break;
case SealEngineType.Ethash:
_rewardCalculator = new RewardCalculator(_specProvider);
var difficultyCalculator = new DifficultyCalculator(_specProvider);
_sealEngine = new EthashSealEngine(new Ethash(_logManager), difficultyCalculator, _logManager);
break;
default:
throw new NotSupportedException($"Seal engine type {_chainSpec.SealEngineType} is not supported in Nethermind");
}
_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,
_initConfig.StoreReceipts,
_initConfig.StoreTraces);
// create shared objects between discovery and peer manager
_nodeFactory = new NodeFactory(_logManager);
IStatsConfig statsConfig = _configProvider.GetConfig<IStatsConfig>();
_nodeStatsProvider = new NodeStatsProvider(statsConfig, _nodeFactory, _logManager, !statsConfig.CaptureNodeStatsEventHistory);
var encrypter = new AesEncrypter(
_configProvider.GetConfig<IKeyStoreConfig>(),
_logManager);
_keyStore = new FileKeyStore(
_configProvider.GetConfig<IKeyStoreConfig>(),
_ethereumJsonSerializer,
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);
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,
producerChain.StateProvider, _timestamp, _cryptoRandom, (CliqueSealEngine)_sealEngine, cliqueConfig, _nodeKey.Address,
_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,
headerValidator,
txValidator);
}
