public void Rinkeby_loads_properly()
{
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
string path = Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../Chains/rinkeby.json");
ChainSpec chainSpec = loader.Load(File.ReadAllBytes(path));
ChainSpecBasedSpecProvider provider = new ChainSpecBasedSpecProvider(chainSpec);
RinkebySpecProvider rinkeby = RinkebySpecProvider.Instance;
IReleaseSpec oldRinkebySpec = rinkeby.GetSpec(3660663);
IReleaseSpec newRinkebySpec = provider.GetSpec(3660663);
PropertyInfo[] propertyInfos = typeof(IReleaseSpec).GetProperties(BindingFlags.Public | BindingFlags.Instance);
foreach (PropertyInfo propertyInfo in propertyInfos.Where(pi =>
pi.Name != "MaximumExtraDataSize" &&
pi.Name != "Registrar" &&
pi.Name != "BlockReward" &&
pi.Name != "DifficultyBombDelay" &&
pi.Name != "DifficultyBoundDivisor"))
{
object a = propertyInfo.GetValue(oldRinkebySpec);
object b = propertyInfo.GetValue(newRinkebySpec);
Assert.AreEqual(a, b, propertyInfo.Name);
}
}
private static ChainSpec LoadChainSpec(string path)
{
var data = File.ReadAllText(path);
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec chainSpec = chainSpecLoader.Load(data);
return(chainSpec);
}
private static void Test(long head, Keccak genesisHash, string forkHashHex, long next, string description, ISpecProvider specProvider, string chainSpec)
{
Test(head, genesisHash, forkHashHex, next, description, specProvider);
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec spec = loader.Load(File.ReadAllText("../../../../Chains/" + chainSpec));
ChainSpecBasedSpecProvider provider = new ChainSpecBasedSpecProvider(spec);
Test(head, genesisHash, forkHashHex, next, description, provider);
}
public void Can_load_rinkeby()
{
byte[] data = File.ReadAllBytes(Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../", "Chains/rinkeby.json"));
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec chainSpec = chainSpecLoader.Load(data);
Assert.AreEqual(4, chainSpec.ChainId, $"{nameof(chainSpec.ChainId)}");
Assert.AreEqual("Rinkeby", chainSpec.Name, $"{nameof(chainSpec.Name)}");
Assert.AreEqual(SealEngineType.Clique, chainSpec.SealEngineType, "engine");
}
public void Can_load_spaceneth()
{
byte[] data = File.ReadAllBytes(Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../", "Chains/spaceneth.json"));
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec chainSpec = chainSpecLoader.Load(data);
Assert.AreEqual(99, chainSpec.ChainId, $"{nameof(chainSpec.ChainId)}");
Assert.AreEqual("Spaceneth", chainSpec.Name, $"{nameof(chainSpec.Name)}");
Assert.AreEqual("spaceneth", chainSpec.DataDir, $"{nameof(chainSpec.Name)}");
Assert.AreEqual(SealEngineType.NethDev, chainSpec.SealEngineType, "engine");
}
public void Fork_id_and_hash_as_expected_with_merge_fork_id(long head, string forkHashHex, long next, string description)
{
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec spec = loader.Load(File.ReadAllText(Path.Combine("../../../../Chains", "foundation.json")));
spec.Parameters.MergeForkIdTransition = 21_000_000L;
spec.MergeForkIdBlockNumber = 21_000_000L;
ChainSpecBasedSpecProvider provider = new ChainSpecBasedSpecProvider(spec);
Test(head, KnownHashes.MainnetGenesis, forkHashHex, next, description, provider);
}
private ChainSpec LoadChainSpec(string chainSpecFile)
{
_logger.Info($"Loading ChainSpec from {chainSpecFile}");
ChainSpecLoader loader = new ChainSpecLoader(new UnforgivingJsonSerializer());
if (!Path.IsPathRooted(chainSpecFile))
{
chainSpecFile = Path.Combine(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, chainSpecFile));
}
ChainSpec chainSpec = loader.Load(File.ReadAllBytes(chainSpecFile));
return(chainSpec);
}
public void Can_load_ropsten()
{
byte[] data = File.ReadAllBytes(Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../", "Chains/ropsten.json"));
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec chainSpec = chainSpecLoader.Load(data);
Assert.AreEqual(3, chainSpec.ChainId, $"{nameof(chainSpec.ChainId)}");
Assert.AreEqual("Ropsten", chainSpec.Name, $"{nameof(chainSpec.Name)}");
Assert.NotNull(chainSpec.Genesis, $"{nameof(ChainSpec.Genesis)}");
Assert.AreEqual(0x0000000000000042UL, chainSpec.Genesis.Header.Nonce, $"genesis {nameof(BlockHeader.Nonce)}");
Assert.AreEqual(Keccak.Zero, chainSpec.Genesis.Header.MixHash, $"genesis {nameof(BlockHeader.MixHash)}");
Assert.AreEqual(0x100000L, (long)chainSpec.Genesis.Header.Difficulty, $"genesis {nameof(BlockHeader.Difficulty)}");
Assert.AreEqual(Address.Zero, chainSpec.Genesis.Header.Beneficiary, $"genesis {nameof(BlockHeader.Beneficiary)}");
Assert.AreEqual(0x00L, (long)chainSpec.Genesis.Header.Timestamp, $"genesis {nameof(BlockHeader.Timestamp)}");
Assert.AreEqual(Keccak.Zero, chainSpec.Genesis.Header.ParentHash, $"genesis {nameof(BlockHeader.ParentHash)}");
Assert.AreEqual(
Bytes.FromHexString("0x3535353535353535353535353535353535353535353535353535353535353535"),
chainSpec.Genesis.Header.ExtraData,
$"genesis {nameof(BlockHeader.ExtraData)}");
Assert.AreEqual(0x1000000L, chainSpec.Genesis.Header.GasLimit, $"genesis {nameof(BlockHeader.GasLimit)}");
Assert.NotNull(chainSpec.Allocations, $"{nameof(ChainSpec.Allocations)}");
Assert.AreEqual(257, chainSpec.Allocations.Count, $"allocations count");
Assert.AreEqual(
UInt256.Zero,
chainSpec.Allocations[new Address("0000000000000000000000000000000000000018")],
"account 0000000000000000000000000000000000000018");
Assert.AreEqual(
UInt256.One,
chainSpec.Allocations[new Address("0000000000000000000000000000000000000001")],
"account 0000000000000000000000000000000000000001");
Assert.AreEqual(
UInt256.Parse("1000000000000000000000000000000"),
chainSpec.Allocations[new Address("874b54a8bd152966d63f706bae1ffeb0411921e5")],
"account 874b54a8bd152966d63f706bae1ffeb0411921e5");
Assert.AreEqual(SealEngineType.Ethash, chainSpec.SealEngineType, "engine");
Assert.AreEqual((UInt256?)0, chainSpec.HomesteadBlockNumber, "homestead no");
Assert.AreEqual(null, chainSpec.DaoForkBlockNumber, "dao no");
Assert.AreEqual((UInt256?)0, chainSpec.TangerineWhistleBlockNumber, "tw no");
Assert.AreEqual((UInt256?)10, chainSpec.SpuriousDragonBlockNumber, "sd no");
Assert.AreEqual((UInt256?)1700000, chainSpec.ByzantiumBlockNumber, "byzantium no");
Assert.AreEqual((UInt256?)4230000, chainSpec.ConstantinopleBlockNumber, "constantinople no");
}
public void Can_load_mainnet()
{
byte[] data = File.ReadAllBytes(Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../", "Chains/foundation.json"));
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec chainSpec = chainSpecLoader.Load(data);
Assert.AreEqual(1, chainSpec.ChainId, $"{nameof(chainSpec.ChainId)}");
Assert.AreEqual("Foundation", chainSpec.Name, $"{nameof(chainSpec.Name)}");
Assert.AreEqual("ethereum", chainSpec.DataDir, $"{nameof(chainSpec.Name)}");
Assert.AreEqual(SealEngineType.Ethash, chainSpec.SealEngineType, "engine");
Assert.AreEqual((UInt256?)1150000, chainSpec.HomesteadBlockNumber, "homestead no");
Assert.AreEqual((UInt256?)1920000, chainSpec.DaoForkBlockNumber, "dao no");
Assert.AreEqual((UInt256?)2463000, chainSpec.TangerineWhistleBlockNumber, "tw no");
Assert.AreEqual((UInt256?)2675000, chainSpec.SpuriousDragonBlockNumber, "sd no");
Assert.AreEqual((UInt256?)4370000, chainSpec.ByzantiumBlockNumber, "byzantium no");
Assert.AreEqual((UInt256?)7080000, chainSpec.ConstantinopleBlockNumber, "constantinople no");
}
public void Mainnet_loads_properly()
{
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
string path = Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../Chains/foundation.json");
ChainSpec chainSpec = loader.Load(File.ReadAllBytes(path));
ChainSpecBasedSpecProvider provider = new ChainSpecBasedSpecProvider(chainSpec);
MainNetSpecProvider mainnet = MainNetSpecProvider.Instance;
IReleaseSpec oldSpec = mainnet.GetSpec(7280000);
IReleaseSpec newSpec = provider.GetSpec(7280000);
PropertyInfo[] propertyInfos = typeof(IReleaseSpec).GetProperties(BindingFlags.Public | BindingFlags.Instance);
foreach (PropertyInfo propertyInfo in propertyInfos)
{
object a = propertyInfo.GetValue(oldSpec);
object b = propertyInfo.GetValue(newSpec);
Assert.AreEqual(a, b, propertyInfo.Name);
}
}
public void Can_load_ropsten()
{
byte[] data = File.ReadAllBytes(Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../", "Chains/ropsten.json"));
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new UnforgivingJsonSerializer());
ChainSpec chainSpec = chainSpecLoader.Load(data);
Assert.AreEqual(3, chainSpec.ChainId, $"{nameof(chainSpec.ChainId)}");
Assert.AreEqual("Ropsten", chainSpec.Name, $"{nameof(chainSpec.Name)}");
Assert.NotNull(chainSpec.Genesis, $"{nameof(ChainSpec.Genesis)}");
Assert.AreEqual(0x0000000000000042UL, chainSpec.Genesis.Header.Nonce, $"genesis {nameof(BlockHeader.Nonce)}");
Assert.AreEqual(Keccak.Zero, chainSpec.Genesis.Header.MixHash, $"genesis {nameof(BlockHeader.MixHash)}");
Assert.AreEqual(0x100000L, (long)chainSpec.Genesis.Header.Difficulty, $"genesis {nameof(BlockHeader.Difficulty)}");
Assert.AreEqual(0x100000L, (long)chainSpec.Genesis.Header.Difficulty, $"genesis {nameof(BlockHeader.Difficulty)}");
Assert.AreEqual(Address.Zero, chainSpec.Genesis.Header.Beneficiary, $"genesis {nameof(BlockHeader.Beneficiary)}");
Assert.AreEqual(0x00L, (long)chainSpec.Genesis.Header.Timestamp, $"genesis {nameof(BlockHeader.Timestamp)}");
Assert.AreEqual(Keccak.Zero, chainSpec.Genesis.Header.ParentHash, $"genesis {nameof(BlockHeader.ParentHash)}");
Assert.AreEqual(
(byte[])new Hex("0x3535353535353535353535353535353535353535353535353535353535353535"),
chainSpec.Genesis.Header.ExtraData,
$"genesis {nameof(BlockHeader.ExtraData)}");
Assert.AreEqual(0x1000000L, chainSpec.Genesis.Header.GasLimit, $"genesis {nameof(BlockHeader.GasLimit)}");
Assert.NotNull(chainSpec.Allocations, $"{nameof(ChainSpec.Allocations)}");
Assert.AreEqual(257, chainSpec.Allocations.Count, $"allocations count");
Assert.AreEqual(
BigInteger.Zero,
chainSpec.Allocations[new Address("0000000000000000000000000000000000000018")],
"account 0000000000000000000000000000000000000018");
Assert.AreEqual(
BigInteger.One,
chainSpec.Allocations[new Address("0000000000000000000000000000000000000001")],
"account 0000000000000000000000000000000000000001");
Assert.AreEqual(
BigInteger.Parse("1000000000000000000000000000000"),
chainSpec.Allocations[new Address("874b54a8bd152966d63f706bae1ffeb0411921e5")],
"account 874b54a8bd152966d63f706bae1ffeb0411921e5");
}
public void Can_load_goerli()
{
byte[] data = File.ReadAllBytes(Path.Combine(TestContext.CurrentContext.WorkDirectory, "../../../../", "Chains/goerli.json"));
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new EthereumJsonSerializer());
ChainSpec chainSpec = chainSpecLoader.Load(data);
Assert.AreEqual(5, chainSpec.ChainId, $"{nameof(chainSpec.ChainId)}");
Assert.AreEqual("Görli Testnet", chainSpec.Name, $"{nameof(chainSpec.Name)}");
Assert.AreEqual("goerli", chainSpec.DataDir, $"{nameof(chainSpec.DataDir)}");
Assert.AreEqual(SealEngineType.Clique, chainSpec.SealEngineType, "engine");
Assert.AreEqual(15UL, chainSpec.CliquePeriod);
Assert.AreEqual(30000UL, chainSpec.CliqueEpoch);
Assert.AreEqual(UInt256.Zero, chainSpec.CliqueReward);
Assert.AreEqual(null, chainSpec.HomesteadBlockNumber, "homestead no");
Assert.AreEqual(null, chainSpec.DaoForkBlockNumber, "dao no");
Assert.AreEqual((UInt256?)0, chainSpec.TangerineWhistleBlockNumber, "tw no");
Assert.AreEqual((UInt256?)0, chainSpec.SpuriousDragonBlockNumber, "sd no");
Assert.AreEqual((UInt256?)0, chainSpec.ByzantiumBlockNumber, "byzantium no");
Assert.AreEqual((UInt256?)0, chainSpec.ConstantinopleBlockNumber, "constantinople no");
}
public static async Task <TTest> ForTest <TTest, TTestClass>(string testSuffix = null) where TTest : TestContractBlockchain, new()
{
(ChainSpec ChainSpec, ISpecProvider SpecProvider) GetSpecProvider()
{
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
var name = string.IsNullOrEmpty(testSuffix) ? $"{typeof(TTestClass).FullName}.json" : $"{typeof(TTestClass).FullName}.{testSuffix}.json";
using var stream = typeof(TTestClass).Assembly.GetManifestResourceStream(name);
using var reader = new StreamReader(stream ?? new MemoryStream());
var chainSpec = loader.Load(reader.ReadToEnd());
ChainSpecBasedSpecProvider chainSpecBasedSpecProvider = new ChainSpecBasedSpecProvider(chainSpec);
return(chainSpec, chainSpecBasedSpecProvider);
}
var provider = GetSpecProvider();
var test = new TTest()
{
ChainSpec = provider.ChainSpec
};
return((TTest)await test.Build(provider.SpecProvider));;
}
// It takes dotCover to run it quite long, increased timeouts
public async Task Can_process_mined_blocks()
{
int timeMultiplier = 1; // for debugging
TimeSpan miningDelay = TimeSpan.FromMilliseconds(200 * timeMultiplier);
/* logging & instrumentation */
// OneLoggerLogManager logger = new OneLoggerLogManager(new SimpleConsoleLogger(true));
ILogManager logManager = LimboLogs.Instance;
ILogger logger = logManager.GetClassLogger();
/* spec */
FakeSealer sealer = new FakeSealer(miningDelay);
RopstenSpecProvider specProvider = RopstenSpecProvider.Instance;
/* state & storage */
StateDb codeDb = new StateDb();
StateDb stateDb = new StateDb();
StateProvider stateProvider = new StateProvider(stateDb, codeDb, logManager);
StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, logManager);
/* store & validation */
EthereumEcdsa ecdsa = new EthereumEcdsa(specProvider, logManager);
MemDb receiptsDb = new MemDb();
TxPool.TxPool txPool = new TxPool.TxPool(NullTxStorage.Instance, Timestamper.Default, ecdsa, specProvider, new TxPoolConfig(), stateProvider, logManager);
IReceiptStorage receiptStorage = new PersistentReceiptStorage(receiptsDb, specProvider, logManager);
var blockInfoDb = new MemDb();
BlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, txPool, NullBloomStorage.Instance, logManager);
Timestamper timestamper = new Timestamper();
DifficultyCalculator difficultyCalculator = new DifficultyCalculator(specProvider);
HeaderValidator headerValidator = new HeaderValidator(blockTree, sealer, specProvider, logManager);
OmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, logManager);
TxValidator txValidator = new TxValidator(ChainId.Ropsten);
BlockValidator blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager);
TestTransactionsGenerator generator = new TestTransactionsGenerator(txPool, ecdsa, TimeSpan.FromMilliseconds(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, false);
/* load ChainSpec and init */
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
string path = "chainspec.json";
logManager.GetClassLogger().Info($"Loading ChainSpec from {path}");
ChainSpec chainSpec = loader.Load(File.ReadAllText(path));
foreach (var allocation in chainSpec.Allocations)
{
stateProvider.CreateAccount(allocation.Key, allocation.Value.Balance);
if (allocation.Value.Code != null)
{
Keccak codeHash = stateProvider.UpdateCode(allocation.Value.Code);
stateProvider.UpdateCodeHash(allocation.Key, codeHash, specProvider.GenesisSpec);
}
}
stateProvider.Commit(specProvider.GenesisSpec);
chainSpec.Genesis.Header.StateRoot = stateProvider.StateRoot;
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 PendingTxSelector(txPool, stateProvider, 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, $"receipts at block {i}");
totalTx += block.Transactions.Length;
}
previousCount = currentCount;
}
Assert.AreNotEqual(0, totalTx, "no tx in blocks");
}
private static async Task RunBenchmarkBlocks()
{
Rlp.RegisterDecoders(typeof(ParityTraceDecoder).Assembly);
/* logging & instrumentation */
_logManager = new NLogManager("perfTest.logs.txt", null);
_logger = _logManager.GetClassLogger();
if (_logger.IsInfo)
{
_logger.Info("Deleting state DBs");
}
DeleteDb(FullStateDbPath);
DeleteDb(FullCodeDbPath);
DeleteDb(FullReceiptsDbPath);
DeleteDb(FullPendingTxsDbPath);
if (_logger.IsInfo)
{
_logger.Info("State DBs deleted");
}
/* load spec */
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
string path = Path.Combine(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"chainspec", "ropsten.json"));
_logger.Info($"Loading ChainSpec from {path}");
ChainSpec chainSpec = loader.Load(File.ReadAllText(path));
_logger.Info($"ChainSpec loaded");
var specProvider = new ChainSpecBasedSpecProvider(chainSpec);
IRewardCalculator rewardCalculator = new RewardCalculator(specProvider);
var dbProvider = new RocksDbProvider(DbBasePath, DbConfig.Default, _logManager, true, true);
var stateDb = dbProvider.StateDb;
var codeDb = dbProvider.CodeDb;
var traceDb = dbProvider.TraceDb;
var blocksDb = dbProvider.BlocksDb;
var headersDb = dbProvider.HeadersDb;
var blockInfosDb = dbProvider.BlockInfosDb;
var receiptsDb = dbProvider.ReceiptsDb;
/* state & storage */
var stateProvider = new StateProvider(stateDb, codeDb, _logManager);
var storageProvider = new StorageProvider(stateDb, stateProvider, _logManager);
var ethereumSigner = new EthereumEcdsa(specProvider, _logManager);
var transactionPool = new TxPool(
NullTxStorage.Instance,
Timestamper.Default,
ethereumSigner,
specProvider,
new TxPoolConfig(),
stateProvider,
_logManager);
var blockInfoRepository = new ChainLevelInfoRepository(blockInfosDb);
var blockTree = new UnprocessedBlockTreeWrapper(new BlockTree(blocksDb, headersDb, blockInfosDb, blockInfoRepository, specProvider, transactionPool, _logManager));
var receiptStorage = new InMemoryReceiptStorage();
IBlockDataRecoveryStep recoveryStep = new TxSignaturesRecoveryStep(ethereumSigner, transactionPool, _logManager);
/* blockchain processing */
IList <IAdditionalBlockProcessor> blockProcessors = new List <IAdditionalBlockProcessor>();
var blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance);
var virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, _logManager);
var processor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, _logManager);
ISealValidator sealValidator;
if (specProvider.ChainId == RopstenSpecProvider.Instance.ChainId)
{
var difficultyCalculator = new DifficultyCalculator(specProvider);
sealValidator = new EthashSealValidator(_logManager, difficultyCalculator, new Ethash(_logManager));
}
else if (chainSpec.SealEngineType == SealEngineType.Clique)
{
var snapshotManager = new SnapshotManager(CliqueConfig.Default, blocksDb, blockTree, ethereumSigner, _logManager);
sealValidator = new CliqueSealValidator(CliqueConfig.Default, snapshotManager, _logManager);
rewardCalculator = NoBlockRewards.Instance;
recoveryStep = new CompositeDataRecoveryStep(recoveryStep, new AuthorRecoveryStep(snapshotManager));
}
else if (chainSpec.SealEngineType == SealEngineType.AuRa)
{
var abiEncoder = new AbiEncoder();
var validatorProcessor = new AuRaAdditionalBlockProcessorFactory(dbProvider.StateDb, stateProvider, abiEncoder, processor, blockTree, receiptStorage, _logManager)
.CreateValidatorProcessor(chainSpec.AuRa.Validators);
sealValidator = new AuRaSealValidator(chainSpec.AuRa, new AuRaStepCalculator(chainSpec.AuRa.StepDuration, new Timestamper()), validatorProcessor, ethereumSigner, _logManager);
rewardCalculator = new AuRaRewardCalculator(chainSpec.AuRa, abiEncoder, processor);
blockProcessors.Add(validatorProcessor);
}
else
{
throw new NotSupportedException();
}
/* store & validation */
var headerValidator = new HeaderValidator(blockTree, sealValidator, specProvider, _logManager);
var ommersValidator = new OmmersValidator(blockTree, headerValidator, _logManager);
var transactionValidator = new TxValidator(chainSpec.ChainId);
var blockValidator = new BlockValidator(transactionValidator, headerValidator, ommersValidator, specProvider, _logManager);
/* blockchain processing */
var blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, processor, stateDb, codeDb, traceDb, stateProvider, storageProvider, transactionPool, receiptStorage, _logManager, blockProcessors);
var blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, recoveryStep, _logManager, true, false);
if (chainSpec.SealEngineType == SealEngineType.AuRa)
{
stateProvider.CreateAccount(Address.Zero, UInt256.Zero);
storageProvider.Commit();
stateProvider.Commit(Homestead.Instance);
var finalizationManager = new AuRaBlockFinalizationManager(blockTree, blockInfoRepository, blockProcessor, blockProcessors.OfType <IAuRaValidator>().First(), _logManager);
}
foreach ((Address address, ChainSpecAllocation allocation) in chainSpec.Allocations)
{
stateProvider.CreateAccount(address, allocation.Balance);
if (allocation.Code != null)
{
Keccak codeHash = stateProvider.UpdateCode(allocation.Code);
stateProvider.UpdateCodeHash(address, codeHash, specProvider.GenesisSpec);
}
if (allocation.Constructor != null)
{
Transaction constructorTransaction = new Transaction(true)
{
SenderAddress = address,
Init = allocation.Constructor,
GasLimit = chainSpec.Genesis.GasLimit
};
processor.Execute(constructorTransaction, chainSpec.Genesis.Header, NullTxTracer.Instance);
}
}
_logger.Info($"Allocations configured, committing...");
stateProvider.Commit(specProvider.GenesisSpec);
_logger.Info($"Finalizing genesis...");
chainSpec.Genesis.Header.StateRoot = stateProvider.StateRoot;
chainSpec.Genesis.Header.Hash = BlockHeader.CalculateHash(chainSpec.Genesis.Header);
if (chainSpec.Genesis.Hash != blockTree.Genesis.Hash)
{
throw new Exception("Unexpected genesis hash");
}
_logger.Info($"Starting benchmark processor...");
/* start processing */
BigInteger totalGas = BigInteger.Zero;
Stopwatch stopwatch = new Stopwatch();
Block currentHead;
long maxMemory = 0;
blockTree.NewHeadBlock += (sender, args) =>
{
currentHead = args.Block;
if (currentHead.Number == 0)
{
return;
}
maxMemory = Math.Max(maxMemory, GC.GetTotalMemory(false));
totalGas += currentHead.GasUsed;
if ((BigInteger)args.Block.Number % 10000 == 9999)
{
stopwatch.Stop();
long ms = 1_000L * stopwatch.ElapsedTicks / Stopwatch.Frequency;
BigInteger number = args.Block.Number + 1;
_logger.Warn($"TOTAL after {number} (ms) : " + ms);
_logger.Warn($"TOTAL after {number} blocks/s : {(decimal) currentHead.Number / (ms / 1000m),5}");
_logger.Warn($"TOTAL after {number} Mgas/s : {((decimal) totalGas / 1000000) / (ms / 1000m),5}");
_logger.Warn($"TOTAL after {number} max mem : {maxMemory}");
_logger.Warn($"TOTAL after {number} GC (0/1/2) : {GC.CollectionCount(0)}/{GC.CollectionCount(1)}/{GC.CollectionCount(2)}");
_logger.Warn($"Is server GC {number} : {System.Runtime.GCSettings.IsServerGC}");
_logger.Warn($"GC latency mode {number} : {System.Runtime.GCSettings.LatencyMode}");
_logger.Warn($"TOTAL after {number} blocks DB reads : {Store.Metrics.BlocksDbReads}");
_logger.Warn($"TOTAL after {number} blocks DB writes : {Store.Metrics.BlocksDbWrites}");
_logger.Warn($"TOTAL after {number} infos DB reads : {Store.Metrics.BlockInfosDbReads}");
_logger.Warn($"TOTAL after {number} infos DB writes : {Store.Metrics.BlockInfosDbWrites}");
_logger.Warn($"TOTAL after {number} state tree reads : {Store.Metrics.StateTreeReads}");
_logger.Warn($"TOTAL after {number} state tree writes : {Store.Metrics.StateTreeWrites}");
_logger.Warn($"TOTAL after {number} state DB reads : {Store.Metrics.StateDbReads}");
_logger.Warn($"TOTAL after {number} state DB writes : {Store.Metrics.StateDbWrites}");
_logger.Warn($"TOTAL after {number} storage tree reads : {Store.Metrics.StorageTreeReads}");
_logger.Warn($"TOTAL after {number} storage tree writes : {Store.Metrics.StorageTreeWrites}");
_logger.Warn($"TOTAL after {number} tree node hash : {Store.Metrics.TreeNodeHashCalculations}");
_logger.Warn($"TOTAL after {number} tree node RLP decode : {Store.Metrics.TreeNodeRlpDecodings}");
_logger.Warn($"TOTAL after {number} tree node RLP encode : {Store.Metrics.TreeNodeRlpEncodings}");
_logger.Warn($"TOTAL after {number} code DB reads : {Store.Metrics.CodeDbReads}");
_logger.Warn($"TOTAL after {number} code DB writes : {Store.Metrics.CodeDbWrites}");
_logger.Warn($"TOTAL after {number} receipts DB reads : {Store.Metrics.ReceiptsDbReads}");
_logger.Warn($"TOTAL after {number} receipts DB writes : {Store.Metrics.ReceiptsDbWrites}");
_logger.Warn($"TOTAL after {number} other DB reads : {Store.Metrics.OtherDbReads}");
_logger.Warn($"TOTAL after {number} other DB writes : {Store.Metrics.OtherDbWrites}");
_logger.Warn($"TOTAL after {number} EVM exceptions : {Evm.Metrics.EvmExceptions}");
_logger.Warn($"TOTAL after {number} SLOAD opcodes : {Evm.Metrics.SloadOpcode}");
_logger.Warn($"TOTAL after {number} SSTORE opcodes : {Evm.Metrics.SstoreOpcode}");
_logger.Warn($"TOTAL after {number} EXP opcodes : {Evm.Metrics.ModExpOpcode}");
_logger.Warn($"TOTAL after {number} BLOCKHASH opcodes : {Evm.Metrics.BlockhashOpcode}");
_logger.Warn($"TOTAL after {number} EVM calls : {Evm.Metrics.Calls}");
_logger.Warn($"TOTAL after {number} RIPEMD Precompiles : {Evm.Metrics.Ripemd160Precompile}");
_logger.Warn($"TOTAL after {number} SHA256 Precompiles : {Evm.Metrics.Sha256Precompile}");
// disk space
stopwatch.Start();
}
};
bool isStarted = false;
TaskCompletionSource <object> completionSource = new TaskCompletionSource <object>();
blockTree.NewBestSuggestedBlock += (sender, args) =>
{
if (!isStarted)
{
blockchainProcessor.Process(blockTree.FindBlock(blockTree.Genesis.Hash, BlockTreeLookupOptions.RequireCanonical), ProcessingOptions.None, NullBlockTracer.Instance);
stopwatch.Start();
blockchainProcessor.Start();
isStarted = true;
}
if (args.Block.Number == BlocksToLoad)
{
completionSource.SetResult(null);
}
};
await Task.WhenAny(completionSource.Task, blockTree.LoadBlocksFromDb(CancellationToken.None, 0, 10000, BlocksToLoad));
await blockchainProcessor.StopAsync(true).ContinueWith(
t =>
{
if (t.IsFaulted)
{
_logger.Error("processing failed", t.Exception);
_logger.Error("inner", t.Exception.InnerException);
Console.ReadLine();
}
_logger.Info("Block processing completed.");
});
stopwatch.Stop();
Console.ReadLine();
}
public async Task Build_some_chain()
{
/* logging & instrumentation */
var logger = new OneLoggerLogManager(new SimpleConsoleLogger());
/* spec */
var blockMiningTime = TimeSpan.FromMilliseconds(500);
var sealEngine = new FakeSealEngine(blockMiningTime);
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 dbProvider = new MemDbProvider(logger);
var stateTree = new StateTree(dbProvider.GetOrCreateStateDb());
var stateProvider = new StateProvider(stateTree, dbProvider.GetOrCreateCodeDb(), logger);
var storageProvider = new StorageProvider(dbProvider, 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, dbProvider, 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 */
sealEngine.IsMining = true;
var testTransactionsGenerator = new TestTransactionsGenerator(transactionStore, ethereumSigner, blockMiningTime, logger);
testTransactionsGenerator.Start();
blockchainProcessor.Start();
blockTree.SuggestBlock(chainSpec.Genesis);
BigInteger roughlyNumberOfBlocks = 6;
Thread.Sleep(blockMiningTime * (int)roughlyNumberOfBlocks);
await blockchainProcessor.StopAsync(false);
Assert.GreaterOrEqual(blockTree.Head.Number, roughlyNumberOfBlocks - 2, "number of blocks");
Assert.GreaterOrEqual(blockTree.Head.TotalTransactions, roughlyNumberOfBlocks - 2, "number of transactions");
}
protected async Task StartRunners(IConfigProvider configProvider)
{
try
{
var initParams = configProvider.GetConfig <IInitConfig>();
var logManager = new NLogManager(initParams.LogFileName, initParams.LogDirectory);
//discovering and setting local, remote ips for client machine
var networkHelper = new NetworkHelper(Logger);
var localHost = networkHelper.GetLocalIp()?.ToString() ?? "127.0.0.1";
var networkConfig = configProvider.GetConfig <INetworkConfig>();
networkConfig.MasterExternalIp = localHost;
networkConfig.MasterHost = localHost;
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new UnforgivingJsonSerializer());
string path = initParams.ChainSpecPath;
if (!Path.IsPathRooted(path))
{
path = Path.Combine(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, path));
}
byte[] chainSpecData = File.ReadAllBytes(path);
ChainSpec chainSpec = chainSpecLoader.Load(chainSpecData);
var nodes = chainSpec.NetworkNodes.Select(nn => GetNode(nn, localHost)).ToArray();
networkConfig.BootNodes = nodes;
networkConfig.DbBasePath = initParams.BaseDbPath;
_ethereumRunner = new EthereumRunner(configProvider, networkHelper, logManager);
await _ethereumRunner.Start().ContinueWith(x =>
{
if (x.IsFaulted && Logger.IsError)
{
Logger.Error("Error during ethereum runner start", x.Exception);
}
});
if (initParams.JsonRpcEnabled)
{
Bootstrap.Instance.ConfigProvider = configProvider;
Bootstrap.Instance.LogManager = logManager;
Bootstrap.Instance.BlockchainBridge = _ethereumRunner.BlockchainBridge;
Bootstrap.Instance.EthereumSigner = _ethereumRunner.EthereumSigner;
_jsonRpcRunner = new JsonRpcRunner(configProvider, logManager);
await _jsonRpcRunner.Start().ContinueWith(x =>
{
if (x.IsFaulted && Logger.IsError)
{
Logger.Error("Error during jsonRpc runner start", x.Exception);
}
});
}
else
{
if (Logger.IsInfo)
{
Logger.Info("Json RPC is disabled");
}
}
}
catch (Exception e)
{
Logger.Error("Error while starting Nethermind.Runner", e);
throw;
}
}
protected async Task StartRunners(InitParams initParams)
{
try
{
//TODO find better way to enforce assemblies with config impl are loaded
IKeystoreConfig kConfig; INetworkConfig nConfig; IJsonRpcConfig jConfig;
var configProvider = new JsonConfigProvider();
var logManager = new NLogManager(initParams.LogFileName);
//configProvider.LoadJsonConfig("");
//discovering and setting local, remote ips for client machine
var networkHelper = new NetworkHelper(Logger);
var localHost = networkHelper.GetLocalIp()?.ToString() ?? "127.0.0.1";
var networkConfig = configProvider.GetConfig <NetworkConfig>();
networkConfig.MasterExternalIp = localHost;
networkConfig.MasterHost = localHost;
ChainSpecLoader chainSpecLoader = new ChainSpecLoader(new UnforgivingJsonSerializer());
string path = initParams.ChainSpecPath;
if (!Path.IsPathRooted(path))
{
path = Path.Combine(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, path));
}
byte[] chainSpecData = File.ReadAllBytes(path);
ChainSpec chainSpec = chainSpecLoader.Load(chainSpecData);
//Setting trusted nodes
var nodes = chainSpec.NetworkNodes.Select(GetNode).ToArray();
networkConfig.TrustedPeers = nodes;
networkConfig.BootNodes = nodes;
networkConfig.DbBasePath = initParams.BaseDbPath;
_ethereumRunner = new EthereumRunner(configProvider, networkHelper, logManager);
await _ethereumRunner.Start(initParams);
if (initParams.JsonRpcEnabled)
{
Bootstrap.Instance.ConfigProvider = configProvider;
Bootstrap.Instance.LogManager = logManager;
Bootstrap.Instance.BlockchainBridge = _ethereumRunner.BlockchainBridge;
Bootstrap.Instance.EthereumSigner = _ethereumRunner.EthereumSigner;
_jsonRpcRunner = new JsonRpcRunner(configProvider, Logger);
await _jsonRpcRunner.Start(initParams);
}
else
{
if (Logger.IsInfoEnabled)
{
Logger.Info("Json RPC is disabled");
}
}
}
catch (Exception e)
{
Logger.Error("Error while starting Nethermind.Runner", e);
throw;
}
}
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 ecdsa = new EthereumEcdsa(specProvider, logManager);
MemDb receiptsDb = new MemDb();
MemDb traceDb = new MemDb();
TxPool txPool = new TxPool(NullTxStorage.Instance, Timestamp.Default, ecdsa, specProvider, new TxPoolConfig(), logManager);
IReceiptStorage receiptStorage = new PersistentReceiptStorage(receiptsDb, NullDb.Instance, specProvider, logManager);
BlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), new MemDb(), specProvider, txPool, 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);
TxValidator txValidator = new TxValidator(ChainId.Ropsten);
BlockValidator blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager);
/* state & storage */
StateDb codeDb = new StateDb();
StateDb stateDb = new StateDb();
StateProvider stateProvider = new StateProvider(stateDb, codeDb, logManager);
StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, logManager);
TestTransactionsGenerator generator = new TestTransactionsGenerator(txPool, ecdsa, TimeSpan.FromMilliseconds(5 * timeMultiplier), NullLogManager.Instance);
generator.Start();
/* blockchain processing */
BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance);
VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, logManager);
TransactionProcessor processor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, logManager);
RewardCalculator rewardCalculator = new RewardCalculator(specProvider);
BlockProcessor blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator,
processor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, receiptStorage, logManager);
BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ecdsa, NullTxPool.Instance, LimboLogs.Instance), logManager, false, false);
/* load ChainSpec and init */
ChainSpecLoader loader = new ChainSpecLoader(new EthereumJsonSerializer());
string path = "chainspec.json";
logManager.GetClassLogger().Info($"Loading ChainSpec from {path}");
ChainSpec chainSpec = loader.Load(File.ReadAllBytes(path));
foreach (var allocation in chainSpec.Allocations)
{
stateProvider.CreateAccount(allocation.Key, allocation.Value.Balance);
if (allocation.Value.Code != null)
{
Keccak codeHash = stateProvider.UpdateCode(allocation.Value.Code);
stateProvider.UpdateCodeHash(allocation.Key, codeHash, specProvider.GenesisSpec);
}
}
stateProvider.Commit(specProvider.GenesisSpec);
chainSpec.Genesis.Header.StateRoot = stateProvider.StateRoot; // TODO: shall it be HeaderSpec and not BlockHeader?
chainSpec.Genesis.Header.Hash = BlockHeader.CalculateHash(chainSpec.Genesis.Header);
if (chainSpec.Genesis.Hash != new Keccak("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"))
{
throw new Exception("Unexpected genesis hash");
}
/* start processing */
blockTree.SuggestBlock(chainSpec.Genesis);
blockchainProcessor.Start();
MinedBlockProducer minedBlockProducer = new MinedBlockProducer(difficultyCalculator, txPool, blockchainProcessor, sealer, blockTree, 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(i);
logger.Info($"Block {i} with {block.Transactions.Length} txs");
ManualResetEventSlim blockProcessedEvent = new ManualResetEventSlim(false);
blockchainProcessor.ProcessingQueueEmpty += (sender, args) => blockProcessedEvent.Set();
blockchainProcessor.SuggestBlock(block, ProcessingOptions.ForceProcessing | ProcessingOptions.StoreReceipts | ProcessingOptions.ReadOnlyChain);
blockProcessedEvent.Wait(1000);
Tracer tracer = new Tracer(blockchainProcessor, receiptStorage, blockTree, new MemDb());
int currentCount = receiptsDb.Keys.Count;
logger.Info($"Current count of receipts {currentCount}");
logger.Info($"Previous count of receipts {previousCount}");
if (block.Transactions.Length > 0)
{
GethLikeTxTrace trace = tracer.Trace(block.Transactions[0].Hash);
Assert.AreSame(GethLikeTxTrace.QuickFail, trace);
Assert.AreNotEqual(previousCount, currentCount, $"receipts at block {i}");
totalTx += block.Transactions.Length;
}
previousCount = currentCount;
}
Assert.AreNotEqual(0, totalTx, "no tx in blocks");
}
public async Task Test()
{
TimeSpan miningDelay = TimeSpan.FromMilliseconds(50);
/* logging & instrumentation */
var logger = new OneLoggerLogManager(new SimpleConsoleLogger(true));
/* 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, new PerfService(NullLogManager.Instance));
/* 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, UInt256> 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();
ManualResetEvent manualResetEvent = new ManualResetEvent(false);
blockTree.NewHeadBlock += (sender, args) =>
{
if (args.Block.Number == 6)
{
manualResetEvent.Set();
}
};
manualResetEvent.WaitOne(miningDelay * 12);
await blockchainProcessor.StopAsync(true).ContinueWith(
t =>
{
if (t.IsFaulted)
{
throw t.Exception;
}
Assert.GreaterOrEqual((int)blockTree.Head.Number, 6);
});
}