public async Task Suggesting_blocks_works_correctly_after_processor_restart(int suggestedBlocksAmount)
{
TestRpcBlockchain testRpc = await TestRpcBlockchain.ForTest(SealEngineType.NethDev).Build();
await testRpc.BlockchainProcessor.StopAsync();
IBlockTree tree = testRpc.BlockTree;
long startingBlockNumber = tree.Head !.Number;
SuggestNumberOfBlocks(tree, suggestedBlocksAmount);
// simulating restarts - we stopped the old blockchain processor and create the new one
BlockchainProcessor newBlockchainProcessor = new BlockchainProcessor(tree, testRpc.BlockProcessor,
testRpc.BlockPreprocessorStep, LimboLogs.Instance, BlockchainProcessor.Options.Default);
newBlockchainProcessor.Start();
testRpc.BlockchainProcessor = newBlockchainProcessor;
// fixing after restart
StartupBlockTreeFixer fixer = new StartupBlockTreeFixer(new SyncConfig(), tree, testRpc.DbProvider.StateDb, LimboNoErrorLogger.Instance, 5);
await tree.Accept(fixer, CancellationToken.None);
// waiting for N new heads
for (int i = 0; i < suggestedBlocksAmount; ++i)
{
await testRpc.WaitForNewHead();
}
// add a new block at the end
await testRpc.AddBlock();
Assert.AreEqual(startingBlockNumber + suggestedBlocksAmount + 1, tree.Head !.Number);
}
public ProcessingTestContext(bool startProcessor)
{
_logger = _logManager.GetClassLogger();
MemDb blockDb = new MemDb();
MemDb blockInfoDb = new MemDb();
MemDb headersDb = new MemDb();
Block genesis = Build.A.Block.Genesis.TestObject;
_blockTree = new BlockTree(blockDb, headersDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), MainnetSpecProvider.Instance, NullBloomStorage.Instance, LimboLogs.Instance);
_blockProcessor = new BlockProcessorMock(_logManager);
_recoveryStep = new RecoveryStepMock(_logManager);
_processor = new BlockchainProcessor(_blockTree, _blockProcessor, _recoveryStep, LimboLogs.Instance, BlockchainProcessor.Options.Default);
_resetEvent = new AutoResetEvent(false);
_blockTree.NewHeadBlock += (sender, args) =>
{
_logger.Info($"Finished waiting for {args.Block.ToString(Block.Format.Short)} as block became the new head block");
_resetEvent.Set();
};
if (startProcessor)
{
_processor.Start();
}
}
public void Test()
{
Block block0 = Build.A.Block.Genesis.WithTotalDifficulty(0L).TestObject;
Block block1 = Build.A.Block.WithParent(block0).WithDifficulty(1).WithTotalDifficulty(1L).TestObject;
Block block2 = Build.A.Block.WithParent(block1).WithDifficulty(2).WithTotalDifficulty(3L).TestObject;
Block block3 = Build.A.Block.WithParent(block2).WithDifficulty(3).WithTotalDifficulty(6L).TestObject;
Block block1B = Build.A.Block.WithParent(block0).WithDifficulty(10).WithTotalDifficulty(10L).TestObject;
_blockchainProcessor.Start();
_blockTree.SuggestBlock(block0);
_blockTree.SuggestBlock(block1);
_blockTree.SuggestBlock(block2);
_blockTree.SuggestBlock(block3);
_blockTree.SuggestBlock(block1B);
Thread.Sleep(200);
_blockTree.Head.Should().Be(block1B);
}
public ProcessingTestContext()
{
_logger = _logManager.GetClassLogger();
MemDb blockDb = new MemDb();
MemDb blockInfoDb = new MemDb();
MemDb headersDb = new MemDb();
_blockTree = new BlockTree(blockDb, headersDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), MainNetSpecProvider.Instance, NullTxPool.Instance, LimboLogs.Instance);
_blockProcessor = new BlockProcessorMock(_logManager);
_recoveryStep = new RecoveryStepMock(_logManager);
_processor = new BlockchainProcessor(_blockTree, _blockProcessor, _recoveryStep, LimboLogs.Instance, true, true);
_resetEvent = new AutoResetEvent(false);
_blockTree.NewHeadBlock += (sender, args) =>
{
_logger.Info($"Finished waiting for {args.Block.ToString(Block.Format.Short)} as block became the new head block");
_resetEvent.Set();
};
_processor.Start();
}
public async Task Fixer_should_not_suggest_block_with_null_block()
{
TestRpcBlockchain testRpc = await TestRpcBlockchain.ForTest(SealEngineType.NethDev).Build();
await testRpc.BlockchainProcessor.StopAsync();
IBlockTree tree = testRpc.BlockTree;
SuggestNumberOfBlocks(tree, 1);
// simulating restarts - we stopped the old blockchain processor and create the new one
BlockchainProcessor newBlockchainProcessor = new BlockchainProcessor(tree, testRpc.BlockProcessor,
testRpc.BlockPreprocessorStep, LimboLogs.Instance, BlockchainProcessor.Options.Default);
newBlockchainProcessor.Start();
testRpc.BlockchainProcessor = newBlockchainProcessor;
IBlockTreeVisitor fixer = new StartupBlockTreeFixer(new SyncConfig(), tree, testRpc.DbProvider.StateDb, LimboNoErrorLogger.Instance, 5);
BlockVisitOutcome result = await fixer.VisitBlock(null, CancellationToken.None);
Assert.AreEqual(BlockVisitOutcome.None, result);
}
public void Test()
{
List <Block> events = new();
AutoResetEvent resetEvent = new AutoResetEvent(false);
Block block0 = Build.A.Block.Genesis.WithTotalDifficulty(0L).TestObject;
Block block1 = Build.A.Block.WithParent(block0).WithDifficulty(1).WithTotalDifficulty(1L).TestObject;
Block block2 = Build.A.Block.WithParent(block1).WithDifficulty(2).WithTotalDifficulty(3L).TestObject;
Block block3 = Build.A.Block.WithParent(block2).WithDifficulty(3).WithTotalDifficulty(6L).TestObject;
Block block1B = Build.A.Block.WithParent(block0).WithDifficulty(5).WithTotalDifficulty(5L).TestObject;
Block block2B = Build.A.Block.WithParent(block1B).WithDifficulty(6).WithTotalDifficulty(11L).TestObject;
_blockTree.BlockAddedToMain += (_, args) =>
{
events.Add(args.Block);
if (args.Block == block2B)
{
resetEvent.Set();
}
};
_blockchainProcessor.Start();
_blockTree.SuggestBlock(block0);
_blockTree.SuggestBlock(block1);
_blockTree.SuggestBlock(block2);
_blockTree.SuggestBlock(block3);
_blockTree.SuggestBlock(block1B);
_blockTree.SuggestBlock(block2B);
resetEvent.WaitOne(2000);
_blockTree.Head.Should().Be(block2B);
events.Should().HaveCount(6);
events[4].Hash.Should().Be(block1B.Hash);
events[5].Hash.Should().Be(block2B.Hash);
}
public async Task Fixer_should_not_suggest_block_without_state(int suggestedBlocksAmount)
{
TestRpcBlockchain testRpc = await TestRpcBlockchain.ForTest(SealEngineType.NethDev).Build();
await testRpc.BlockchainProcessor.StopAsync();
IBlockTree tree = testRpc.BlockTree;
SuggestNumberOfBlocks(tree, suggestedBlocksAmount);
// simulating restarts - we stopped the old blockchain processor and create the new one
BlockchainProcessor newBlockchainProcessor = new BlockchainProcessor(tree, testRpc.BlockProcessor,
testRpc.BlockPreprocessorStep, LimboLogs.Instance, BlockchainProcessor.Options.Default);
newBlockchainProcessor.Start();
testRpc.BlockchainProcessor = newBlockchainProcessor;
// we create a new empty db for stateDb so we shouldn't suggest new blocks
MemDb stateDb = new MemDb();
IBlockTreeVisitor fixer = new StartupBlockTreeFixer(new SyncConfig(), tree, stateDb, LimboNoErrorLogger.Instance, 5);
BlockVisitOutcome result = await fixer.VisitBlock(tree.Head !, CancellationToken.None);
Assert.AreEqual(BlockVisitOutcome.None, result);
}
public ProcessingTestContext()
{
MemDb blockDb = new MemDb();
MemDb blockInfoDb = new MemDb();
_blockTree = new BlockTree(blockDb, blockInfoDb, MainNetSpecProvider.Instance, NullTransactionPool.Instance, NullLogManager.Instance);
_blockProcessor = new BlockProcessorMock();
_recoveryStep = new RecoveryStepMock();
_processor = new BlockchainProcessor(_blockTree, _blockProcessor, _recoveryStep, NullLogManager.Instance, true, true);
_resetEvent = new AutoResetEvent(false);
// _blockProcessor.BlockProcessed += (sender, args) =>
// {
// Console.WriteLine($"Finished waiting for {args.Block.ToString(Block.Format.Short)} as block was processed");
// _resetEvent.Set();
// };
_blockTree.NewHeadBlock += (sender, args) =>
{
Console.WriteLine($"Finished waiting for {args.Block.ToString(Block.Format.Short)} as block became the new head block");
_resetEvent.Set();
};
_processor.Start();
}
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, $"receipts at block {i}");
totalTx += block.Transactions.Length;
}
previousCount = currentCount;
}
Assert.AreNotEqual(0, totalTx, "no tx in blocks");
}
protected async Task RunTest(LegacyBlockchainTest test, Stopwatch stopwatch = null)
{
TestContext.Write($"Running {test.Name} at {DateTime.UtcNow:HH:mm:ss.ffffff}");
Assert.IsNull(test.LoadFailure, "test data loading failure");
ISnapshotableDb stateDb = new StateDb();
ISnapshotableDb codeDb = new StateDb();
IDb traceDb = new MemDb();
ISpecProvider specProvider;
if (test.NetworkAfterTransition != null)
{
specProvider = new CustomSpecProvider(
(0, Frontier.Instance),
(1, test.Network),
(test.TransitionBlockNumber, test.NetworkAfterTransition));
}
else
{
specProvider = new CustomSpecProvider(
(0, Frontier.Instance), // TODO: this thing took a lot of time to find after it was removed!, genesis block is always initialized with Frontier
(1, test.Network));
}
if (specProvider.GenesisSpec != Frontier.Instance)
{
Assert.Fail("Expected genesis spec to be Frontier for blockchain tests");
}
DifficultyCalculator.Wrapped = new DifficultyCalculator(specProvider);
IRewardCalculator rewardCalculator = new RewardCalculator(specProvider);
IEthereumEcdsa ecdsa = new EthereumEcdsa(specProvider, _logManager);
IStateProvider stateProvider = new StateProvider(stateDb, codeDb, _logManager);
ITxPool transactionPool = new TxPool(NullTxStorage.Instance, new Timestamper(), ecdsa, specProvider, new TxPoolConfig(), stateProvider, _logManager);
IReceiptStorage receiptStorage = NullReceiptStorage.Instance;
var blockInfoDb = new MemDb();
IBlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, transactionPool, _logManager);
IBlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, _logManager);
ITxValidator txValidator = new TxValidator(ChainId.MainNet);
IHeaderValidator headerValidator = new HeaderValidator(blockTree, Sealer, specProvider, _logManager);
IOmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, _logManager);
IBlockValidator blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, _logManager);
IStorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, _logManager);
IVirtualMachine virtualMachine = new VirtualMachine(
stateProvider,
storageProvider,
blockhashProvider,
specProvider,
_logManager);
IBlockProcessor blockProcessor = new BlockProcessor(
specProvider,
blockValidator,
rewardCalculator,
new TransactionProcessor(
specProvider,
stateProvider,
storageProvider,
virtualMachine,
_logManager),
stateDb,
codeDb,
traceDb,
stateProvider,
storageProvider,
transactionPool,
receiptStorage,
_logManager);
IBlockchainProcessor blockchainProcessor = new BlockchainProcessor(
blockTree,
blockProcessor,
new TxSignaturesRecoveryStep(ecdsa, NullTxPool.Instance, _logManager),
_logManager,
false,
false);
InitializeTestState(test, stateProvider, storageProvider, specProvider);
List <(Block Block, string ExpectedException)> correctRlpsBlocks = new List <(Block, string)>();
for (int i = 0; i < test.Blocks.Length; i++)
{
try
{
TestBlockJson testBlockJson = test.Blocks[i];
var rlpContext = Bytes.FromHexString(testBlockJson.Rlp).AsRlpStream();
Block suggestedBlock = Rlp.Decode <Block>(rlpContext);
suggestedBlock.Header.SealEngineType = test.SealEngineUsed ? SealEngineType.Ethash : SealEngineType.None;
Assert.AreEqual(new Keccak(testBlockJson.BlockHeader.Hash), suggestedBlock.Header.Hash, "hash of the block");
for (int ommerIndex = 0; ommerIndex < suggestedBlock.Ommers.Length; ommerIndex++)
{
Assert.AreEqual(new Keccak(testBlockJson.UncleHeaders[ommerIndex].Hash), suggestedBlock.Ommers[ommerIndex].Hash, "hash of the ommer");
}
correctRlpsBlocks.Add((suggestedBlock, testBlockJson.ExpectedException));
}
catch (Exception)
{
_logger?.Info($"Invalid RLP ({i})");
}
}
if (correctRlpsBlocks.Count == 0)
{
Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), test.LastBlockHash);
return;
}
if (test.GenesisRlp == null)
{
test.GenesisRlp = Rlp.Encode(new Block(JsonToBlockchainTest.Convert(test.GenesisBlockHeader)));
}
Block genesisBlock = Rlp.Decode <Block>(test.GenesisRlp.Bytes);
Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), genesisBlock.Header.Hash, "genesis header hash");
ManualResetEvent genesisProcessed = new ManualResetEvent(false);
blockTree.NewHeadBlock += (sender, args) =>
{
if (args.Block.Number == 0)
{
Assert.AreEqual(genesisBlock.Header.StateRoot, stateProvider.StateRoot, "genesis state root");
genesisProcessed.Set();
}
};
blockchainProcessor.Start();
blockTree.SuggestBlock(genesisBlock);
genesisProcessed.WaitOne();
for (int i = 0; i < correctRlpsBlocks.Count; i++)
{
stopwatch?.Start();
try
{
if (correctRlpsBlocks[i].ExpectedException != null)
{
_logger.Info($"Expecting block exception: {correctRlpsBlocks[i].ExpectedException}");
}
if (correctRlpsBlocks[i].Block.Hash == null)
{
throw new Exception($"null hash in {test.Name} block {i}");
}
// TODO: mimic the actual behaviour where block goes through validating sync manager?
if (!test.SealEngineUsed || blockValidator.ValidateSuggestedBlock(correctRlpsBlocks[i].Block))
{
blockTree.SuggestBlock(correctRlpsBlocks[i].Block);
}
else
{
Console.WriteLine("Invalid block");
}
}
catch (InvalidBlockException)
{
}
catch (Exception ex)
{
_logger?.Info(ex.ToString());
}
}
await blockchainProcessor.StopAsync(true);
stopwatch?.Stop();
List <string> differences = RunAssertions(test, blockTree.RetrieveHeadBlock(), storageProvider, stateProvider);
// if (differences.Any())
// {
// BlockTrace blockTrace = blockchainProcessor.TraceBlock(blockTree.BestSuggested.Hash);
// _logger.Info(new UnforgivingJsonSerializer().Serialize(blockTrace, true));
// }
Assert.Zero(differences.Count, "differences");
}
public On CreateNode(PrivateKey privateKey, bool withGenesisAlreadyProcessed = false)
{
if (_logger.IsInfo)
{
_logger.Info($"CREATING NODE {privateKey.Address}");
}
_logManagers[privateKey] = LimboLogs.Instance;
// _logManagers[privateKey] = new OneLoggerLogManager(new ConsoleAsyncLogger(LogLevel.Debug, $"{privateKey.Address} "));
var nodeLogManager = _logManagers[privateKey];
AutoResetEvent newHeadBlockEvent = new AutoResetEvent(false);
_blockEvents.Add(privateKey, newHeadBlockEvent);
MemDb blocksDb = new MemDb();
MemDb headersDb = new MemDb();
MemDb blockInfoDb = new MemDb();
TxPool txPool = new TxPool(new InMemoryTransactionStorage(), new PendingTransactionThresholdValidator(), _timestamp, _ethereumEcdsa, GoerliSpecProvider.Instance, _logManager);
_pools[privateKey] = txPool;
BlockTree blockTree = new BlockTree(blocksDb, headersDb, blockInfoDb, GoerliSpecProvider.Instance, txPool, nodeLogManager);
blockTree.NewHeadBlock += (sender, args) => { _blockEvents[privateKey].Set(); };
BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree);
_blockTrees.Add(privateKey, blockTree);
IBasicWallet wallet = new BasicWallet(privateKey);
SnapshotManager snapshotManager = new SnapshotManager(_cliqueConfig, blocksDb, blockTree, _ethereumEcdsa, nodeLogManager);
_snapshotManager[privateKey] = snapshotManager;
CliqueSealer cliqueSealer = new CliqueSealer(wallet, _cliqueConfig, snapshotManager, privateKey.Address, nodeLogManager);
ISnapshotableDb stateDb = new StateDb();
ISnapshotableDb codeDb = new StateDb();
IDb traceDb = new MemDb();
StateProvider stateProvider = new StateProvider(stateDb, codeDb, nodeLogManager);
stateProvider.CreateAccount(TestItem.PrivateKeyD.Address, 100.Ether());
stateProvider.Commit(GoerliSpecProvider.Instance.GenesisSpec);
_genesis.StateRoot = _genesis3Validators.StateRoot = stateProvider.StateRoot;
_genesis.Hash = BlockHeader.CalculateHash(_genesis.Header);
_genesis3Validators.Hash = BlockHeader.CalculateHash(_genesis3Validators.Header);
StorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, nodeLogManager);
TransactionProcessor transactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, stateProvider, storageProvider, new VirtualMachine(stateProvider, storageProvider, blockhashProvider, nodeLogManager), nodeLogManager);
BlockProcessor blockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, NoBlockRewards.Instance, transactionProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, NullReceiptStorage.Instance, new SyncConfig(), nodeLogManager);
BlockchainProcessor processor = new BlockchainProcessor(blockTree, blockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, false, false);
processor.Start();
StateProvider minerStateProvider = new StateProvider(stateDb, codeDb, nodeLogManager);
StorageProvider minerStorageProvider = new StorageProvider(stateDb, minerStateProvider, nodeLogManager);
VirtualMachine minerVirtualMachine = new VirtualMachine(minerStateProvider, minerStorageProvider, blockhashProvider, nodeLogManager);
TransactionProcessor minerTransactionProcessor = new TransactionProcessor(GoerliSpecProvider.Instance, minerStateProvider, minerStorageProvider, minerVirtualMachine, nodeLogManager);
BlockProcessor minerBlockProcessor = new BlockProcessor(GoerliSpecProvider.Instance, TestBlockValidator.AlwaysValid, NoBlockRewards.Instance, minerTransactionProcessor, stateDb, codeDb, traceDb, minerStateProvider, minerStorageProvider, txPool, NullReceiptStorage.Instance, new SyncConfig(), nodeLogManager);
BlockchainProcessor minerProcessor = new BlockchainProcessor(blockTree, minerBlockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, false, false);
if (withGenesisAlreadyProcessed)
{
ProcessGenesis(privateKey);
}
CliqueBlockProducer blockProducer = new CliqueBlockProducer(txPool, minerProcessor, blockTree, _timestamp, new CryptoRandom(), minerStateProvider, snapshotManager, cliqueSealer, privateKey.Address, _cliqueConfig, nodeLogManager);
blockProducer.Start();
_producers.Add(privateKey, blockProducer);
return(this);
}
private SyncTestContext CreateSyncManager(int index)
{
var logManager = NoErrorLimboLogs.Instance;
ConsoleAsyncLogger logger = new ConsoleAsyncLogger(LogLevel.Debug, "PEER " + index + " ");
// var logManager = new OneLoggerLogManager(logger);
var specProvider = new SingleReleaseSpecProvider(ConstantinopleFix.Instance, MainnetSpecProvider.Instance.ChainId);
var dbProvider = TestMemDbProvider.Init();
IDb blockDb = dbProvider.BlocksDb;
IDb headerDb = dbProvider.HeadersDb;
IDb blockInfoDb = dbProvider.BlockInfosDb;
ISnapshotableDb codeDb = dbProvider.CodeDb;
ISnapshotableDb stateDb = dbProvider.StateDb;
var stateReader = new StateReader(stateDb, codeDb, logManager);
var stateProvider = new StateProvider(stateDb, codeDb, logManager);
stateProvider.CreateAccount(TestItem.AddressA, 10000.Ether());
stateProvider.Commit(specProvider.GenesisSpec);
stateProvider.CommitTree();
stateProvider.RecalculateStateRoot();
stateDb.Commit();
var storageProvider = new StorageProvider(stateDb, stateProvider, logManager);
var receiptStorage = new InMemoryReceiptStorage();
var ecdsa = new EthereumEcdsa(specProvider.ChainId, logManager);
var txPool = new TxPool.TxPool(new InMemoryTxStorage(), ecdsa, specProvider, new TxPoolConfig(), stateProvider, logManager);
var tree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, NullBloomStorage.Instance, logManager);
var blockhashProvider = new BlockhashProvider(tree, LimboLogs.Instance);
var virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, logManager);
var sealValidator = Always.Valid;
var headerValidator = new HeaderValidator(tree, sealValidator, specProvider, logManager);
var txValidator = Always.Valid;
var ommersValidator = new OmmersValidator(tree, headerValidator, logManager);
var blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager);
ISyncConfig syncConfig = _synchronizerType == SynchronizerType.Fast ? SyncConfig.WithFastSync : SyncConfig.WithFullSyncOnly;
var rewardCalculator = new RewardCalculator(specProvider);
var txProcessor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, logManager);
var blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, txProcessor, stateDb, codeDb, stateProvider, storageProvider, txPool, receiptStorage, logManager);
var step = new RecoverSignatures(ecdsa, txPool, specProvider, logManager);
var processor = new BlockchainProcessor(tree, blockProcessor, step, logManager, BlockchainProcessor.Options.Default);
var nodeStatsManager = new NodeStatsManager(logManager);
var syncPeerPool = new SyncPeerPool(tree, nodeStatsManager, 25, logManager);
StateProvider devState = new StateProvider(stateDb, codeDb, logManager);
StorageProvider devStorage = new StorageProvider(stateDb, devState, logManager);
var devEvm = new VirtualMachine(devState, devStorage, blockhashProvider, specProvider, logManager);
var devTxProcessor = new TransactionProcessor(specProvider, devState, devStorage, devEvm, logManager);
var devBlockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, devTxProcessor, stateDb, codeDb, devState, devStorage, txPool, receiptStorage, logManager);
var devChainProcessor = new BlockchainProcessor(tree, devBlockProcessor, step, logManager, BlockchainProcessor.Options.NoReceipts);
var transactionSelector = new TxPoolTxSource(txPool, stateReader, logManager);
var producer = new DevBlockProducer(
transactionSelector,
devChainProcessor,
stateProvider, tree,
processor,
txPool,
Timestamper.Default,
logManager);
SyncProgressResolver resolver = new SyncProgressResolver(tree, receiptStorage, stateDb, new MemDb(), syncConfig, logManager);
MultiSyncModeSelector selector = new MultiSyncModeSelector(resolver, syncPeerPool, syncConfig, logManager);
Synchronizer synchronizer = new Synchronizer(
dbProvider,
MainnetSpecProvider.Instance,
tree,
NullReceiptStorage.Instance,
blockValidator,
sealValidator,
syncPeerPool,
nodeStatsManager,
StaticSelector.Full,
syncConfig,
logManager);
var syncServer = new SyncServer(stateDb, codeDb, tree, receiptStorage, Always.Valid, Always.Valid, syncPeerPool, selector, syncConfig, logManager);
ManualResetEventSlim waitEvent = new ManualResetEventSlim();
tree.NewHeadBlock += (s, e) => waitEvent.Set();
if (index == 0)
{
_genesis = Build.A.Block.Genesis.WithStateRoot(stateProvider.StateRoot).TestObject;
producer.Start();
}
syncPeerPool.Start();
synchronizer.Start();
processor.Start();
tree.SuggestBlock(_genesis);
if (!waitEvent.Wait(1000))
{
throw new Exception("No genesis");
}
SyncTestContext context = new SyncTestContext();
context.Ecdsa = ecdsa;
context.BlockchainProcessor = processor;
context.PeerPool = syncPeerPool;
context.StateProvider = stateProvider;
context.Synchronizer = synchronizer;
context.SyncServer = syncServer;
context.Tree = tree;
context.BlockProducer = producer;
context.TxPool = txPool;
context.Logger = logger;
return(context);
}
// It takes dotCover to run it quite long, increased timeouts
public async Task Can_process_mined_blocks()
{
int timeMultiplier = 1; // for debugging
TimeSpan miningDelay = TimeSpan.FromMilliseconds(200 * timeMultiplier);
/* logging & instrumentation */
// OneLoggerLogManager logger = new OneLoggerLogManager(new SimpleConsoleLogger(true));
ILogManager logManager = LimboLogs.Instance;
ILogger logger = logManager.GetClassLogger();
/* spec */
FakeSealer sealer = new FakeSealer(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");
}
public void Test()
{
ISpecProvider specProvider = MainnetSpecProvider.Instance;
DbProvider dbProvider = new DbProvider(DbModeHint.Mem);
dbProvider.RegisterDb(DbNames.BlockInfos, new MemDb());
dbProvider.RegisterDb(DbNames.Blocks, new MemDb());
dbProvider.RegisterDb(DbNames.Headers, new MemDb());
dbProvider.RegisterDb(DbNames.State, new MemDb());
dbProvider.RegisterDb(DbNames.Code, new MemDb());
BlockTree blockTree = new BlockTree(
dbProvider,
new ChainLevelInfoRepository(dbProvider),
specProvider,
NullBloomStorage.Instance,
LimboLogs.Instance);
TrieStore trieStore = new TrieStore(
dbProvider.RegisteredDbs[DbNames.State],
NoPruning.Instance,
Archive.Instance,
LimboLogs.Instance);
StateProvider stateProvider = new StateProvider(
trieStore,
dbProvider.RegisteredDbs[DbNames.Code],
LimboLogs.Instance);
StorageProvider storageProvider = new StorageProvider(trieStore, stateProvider, LimboLogs.Instance);
BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance);
VirtualMachine virtualMachine = new VirtualMachine(
stateProvider,
storageProvider,
blockhashProvider,
specProvider,
LimboLogs.Instance);
TransactionProcessor txProcessor = new TransactionProcessor(
specProvider,
stateProvider,
storageProvider,
virtualMachine,
LimboLogs.Instance);
BlockProcessor blockProcessor = new BlockProcessor(
specProvider,
Always.Valid,
NoBlockRewards.Instance,
txProcessor,
stateProvider,
storageProvider,
NullTxPool.Instance,
NullReceiptStorage.Instance,
NullWitnessCollector.Instance,
LimboLogs.Instance);
BlockchainProcessor blockchainProcessor = new BlockchainProcessor(
blockTree,
blockProcessor,
NullRecoveryStep.Instance,
LimboLogs.Instance,
BlockchainProcessor.Options.Default);
BuildBlocksWhenRequested trigger = new BuildBlocksWhenRequested();
var timestamper = new ManualTimestamper();
DevBlockProducer devBlockProducer = new DevBlockProducer(
EmptyTxSource.Instance,
blockchainProcessor,
stateProvider,
blockTree,
blockchainProcessor,
trigger,
timestamper,
specProvider,
new MiningConfig {
Enabled = true
},
LimboLogs.Instance);
blockchainProcessor.Start();
devBlockProducer.Start();
AutoResetEvent autoResetEvent = new AutoResetEvent(false);
blockTree.NewHeadBlock += (s, e) => autoResetEvent.Set();
blockTree.SuggestBlock(Build.A.Block.Genesis.TestObject);
autoResetEvent.WaitOne(1000).Should().BeTrue("genesis");
trigger.BuildBlock();
autoResetEvent.WaitOne(1000).Should().BeTrue("1");
blockTree.Head.Number.Should().Be(1);
}
private SyncTestContext CreateSyncManager(int index)
{
Rlp.RegisterDecoders(typeof(ParityTraceDecoder).Assembly);
var logManager = NoErrorLimboLogs.Instance;
ConsoleAsyncLogger logger = new ConsoleAsyncLogger(LogLevel.Debug, "PEER " + index + " ");
// var logManager = new OneLoggerLogManager(logger);
var specProvider = new SingleReleaseSpecProvider(ConstantinopleFix.Instance, MainNetSpecProvider.Instance.ChainId);
MemDb traceDb = new MemDb();
MemDb blockDb = new MemDb();
MemDb headerDb = new MemDb();
MemDb blockInfoDb = new MemDb();
StateDb codeDb = new StateDb();
StateDb stateDb = new StateDb();
var stateProvider = new StateProvider(stateDb, codeDb, logManager);
stateProvider.CreateAccount(TestItem.AddressA, 10000.Ether());
stateProvider.Commit(specProvider.GenesisSpec);
stateProvider.CommitTree();
stateDb.Commit();
var storageProvider = new StorageProvider(stateDb, stateProvider, logManager);
var receiptStorage = new InMemoryReceiptStorage();
var ecdsa = new EthereumEcdsa(specProvider, logManager);
var txPool = new TxPool(new InMemoryTransactionStorage(), new PendingTransactionThresholdValidator(), new Timestamp(), ecdsa, specProvider, logManager);
var tree = new BlockTree(blockDb, headerDb, blockInfoDb, specProvider, txPool, logManager);
var blockhashProvider = new BlockhashProvider(tree, LimboLogs.Instance);
var virtualMachine = new VirtualMachine(stateProvider, storageProvider, blockhashProvider, logManager);
var sealValidator = TestSealValidator.AlwaysValid;
var headerValidator = new HeaderValidator(tree, sealValidator, specProvider, logManager);
var txValidator = TestTxValidator.AlwaysValid;
var ommersValidator = new OmmersValidator(tree, headerValidator, logManager);
var blockValidator = new BlockValidator(txValidator, headerValidator, ommersValidator, specProvider, logManager);
// var blockValidator = TestBlockValidator.AlwaysValid;
SyncConfig syncConfig = new SyncConfig();
syncConfig.FastSync = _synchronizerType == SynchronizerType.Fast;
var rewardCalculator = new RewardCalculator(specProvider);
var txProcessor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, logManager);
var blockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, txProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, receiptStorage, syncConfig, logManager);
var step = new TxSignaturesRecoveryStep(ecdsa, txPool, logManager);
var processor = new BlockchainProcessor(tree, blockProcessor, step, logManager, true, true);
var nodeStatsManager = new NodeStatsManager(new StatsConfig(), logManager);
var syncPeerPool = new EthSyncPeerPool(tree, nodeStatsManager, syncConfig, logManager);
StateProvider devState = new StateProvider(stateDb, codeDb, logManager);
StorageProvider devStorage = new StorageProvider(stateDb, devState, logManager);
var devEvm = new VirtualMachine(devState, devStorage, blockhashProvider, logManager);
var devTxProcessor = new TransactionProcessor(specProvider, devState, devStorage, devEvm, logManager);
var devBlockProcessor = new BlockProcessor(specProvider, blockValidator, rewardCalculator, devTxProcessor, stateDb, codeDb, traceDb, devState, devStorage, txPool, receiptStorage, syncConfig, logManager);
var devChainProcessor = new BlockchainProcessor(tree, devBlockProcessor, step, logManager, false, false);
var producer = new DevBlockProducer(txPool, devChainProcessor, tree, new Timestamp(), logManager);
NodeDataFeed feed = new NodeDataFeed(codeDb, stateDb, logManager);
NodeDataDownloader downloader = new NodeDataDownloader(syncPeerPool, feed, logManager);
Synchronizer synchronizer = new Synchronizer(
tree,
blockValidator,
sealValidator,
syncPeerPool, syncConfig, downloader, logManager);
var syncServer = new SyncServer(stateDb, codeDb, tree, receiptStorage, TestSealValidator.AlwaysValid, syncPeerPool, synchronizer, logManager);
ManualResetEventSlim waitEvent = new ManualResetEventSlim();
tree.NewHeadBlock += (s, e) => waitEvent.Set();
if (index == 0)
{
_genesis = Build.A.Block.Genesis.WithStateRoot(stateProvider.StateRoot).TestObject;
producer.Start();
}
syncPeerPool.Start();
synchronizer.Start();
processor.Start();
tree.SuggestBlock(_genesis);
if (!waitEvent.Wait(1000))
{
throw new Exception("No genesis");
}
SyncTestContext context = new SyncTestContext();
context.Ecdsa = ecdsa;
context.BlockchainProcessor = processor;
context.PeerPool = syncPeerPool;
context.StateProvider = stateProvider;
context.Synchronizer = synchronizer;
context.SyncServer = syncServer;
context.Tree = tree;
context.BlockProducer = producer;
context.TxPool = txPool;
context.Logger = logger;
return(context);
}
public 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);
});
}
public ProcessingTestContext StartProcessor()
{
_processor.Start();
return(this);
}
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);
}
protected async Task <EthereumTestResult> RunTest(BlockchainTest test, Stopwatch?stopwatch = null)
{
TestContext.Write($"Running {test.Name} at {DateTime.UtcNow:HH:mm:ss.ffffff}");
Assert.IsNull(test.LoadFailure, "test data loading failure");
IDb stateDb = new MemDb();
IDb codeDb = new MemDb();
ISpecProvider specProvider;
if (test.NetworkAfterTransition != null)
{
specProvider = new CustomSpecProvider(1,
(0, Frontier.Instance),
(1, test.Network),
(test.TransitionBlockNumber, test.NetworkAfterTransition));
}
else
{
specProvider = new CustomSpecProvider(1,
(0, Frontier.Instance), // TODO: this thing took a lot of time to find after it was removed!, genesis block is always initialized with Frontier
(1, test.Network));
}
if (specProvider.GenesisSpec != Frontier.Instance)
{
Assert.Fail("Expected genesis spec to be Frontier for blockchain tests");
}
bool isNetworkAfterTransitionLondon = test.NetworkAfterTransition == London.Instance;
HeaderDecoder.Eip1559TransitionBlock = isNetworkAfterTransitionLondon ? test.TransitionBlockNumber : long.MaxValue;
DifficultyCalculator.Wrapped = new EthashDifficultyCalculator(specProvider);
IRewardCalculator rewardCalculator = new RewardCalculator(specProvider);
IEthereumEcdsa ecdsa = new EthereumEcdsa(specProvider.ChainId, _logManager);
TrieStore trieStore = new(stateDb, _logManager);
IStateProvider stateProvider = new StateProvider(trieStore, codeDb, _logManager);
MemDb blockInfoDb = new MemDb();
IBlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, NullBloomStorage.Instance, _logManager);
ITransactionComparerProvider transactionComparerProvider = new TransactionComparerProvider(specProvider, blockTree);
IStateReader stateReader = new StateReader(trieStore, codeDb, _logManager);
IChainHeadInfoProvider chainHeadInfoProvider = new ChainHeadInfoProvider(specProvider, blockTree, stateReader);
ITxPool transactionPool = new TxPool(ecdsa, chainHeadInfoProvider, new TxPoolConfig(), new TxValidator(specProvider.ChainId), _logManager, transactionComparerProvider.GetDefaultComparer());
IReceiptStorage receiptStorage = NullReceiptStorage.Instance;
IBlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, _logManager);
ITxValidator txValidator = new TxValidator(ChainId.Mainnet);
IHeaderValidator headerValidator = new HeaderValidator(blockTree, Sealer, specProvider, _logManager);
IUnclesValidator unclesValidator = new UnclesValidator(blockTree, headerValidator, _logManager);
IBlockValidator blockValidator = new BlockValidator(txValidator, headerValidator, unclesValidator, specProvider, _logManager);
IStorageProvider storageProvider = new StorageProvider(trieStore, stateProvider, _logManager);
IVirtualMachine virtualMachine = new VirtualMachine(
blockhashProvider,
specProvider,
_logManager);
IBlockProcessor blockProcessor = new BlockProcessor(
specProvider,
blockValidator,
rewardCalculator,
new BlockProcessor.BlockValidationTransactionsExecutor(
new TransactionProcessor(
specProvider,
stateProvider,
storageProvider,
virtualMachine,
_logManager),
stateProvider),
stateProvider,
storageProvider,
receiptStorage,
NullWitnessCollector.Instance,
_logManager);
IBlockchainProcessor blockchainProcessor = new BlockchainProcessor(
blockTree,
blockProcessor,
new RecoverSignatures(ecdsa, NullTxPool.Instance, specProvider, _logManager),
_logManager,
BlockchainProcessor.Options.NoReceipts);
InitializeTestState(test, stateProvider, storageProvider, specProvider);
List <(Block Block, string ExpectedException)> correctRlp = new();
for (int i = 0; i < test.Blocks.Length; i++)
{
try
{
TestBlockJson testBlockJson = test.Blocks[i];
var rlpContext = Bytes.FromHexString(testBlockJson.Rlp).AsRlpStream();
Block suggestedBlock = Rlp.Decode <Block>(rlpContext);
suggestedBlock.Header.SealEngineType = test.SealEngineUsed ? SealEngineType.Ethash : SealEngineType.None;
Assert.AreEqual(new Keccak(testBlockJson.BlockHeader.Hash), suggestedBlock.Header.Hash, "hash of the block");
for (int uncleIndex = 0; uncleIndex < suggestedBlock.Uncles.Length; uncleIndex++)
{
Assert.AreEqual(new Keccak(testBlockJson.UncleHeaders[uncleIndex].Hash), suggestedBlock.Uncles[uncleIndex].Hash, "hash of the uncle");
}
correctRlp.Add((suggestedBlock, testBlockJson.ExpectedException));
}
catch (Exception)
{
_logger?.Info($"Invalid RLP ({i})");
}
}
if (correctRlp.Count == 0)
{
EthereumTestResult result;
if (test.GenesisBlockHeader is null)
{
result = new EthereumTestResult(test.Name, "Genesis block header missing in the test spec.");
}
else if (!new Keccak(test.GenesisBlockHeader.Hash).Equals(test.LastBlockHash))
{
result = new EthereumTestResult(test.Name, "Genesis hash mismatch");
}
else
{
result = new EthereumTestResult(test.Name, null, true);
}
return(result);
}
if (test.GenesisRlp == null)
{
test.GenesisRlp = Rlp.Encode(new Block(JsonToEthereumTest.Convert(test.GenesisBlockHeader)));
}
Block genesisBlock = Rlp.Decode <Block>(test.GenesisRlp.Bytes);
Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), genesisBlock.Header.Hash, "genesis header hash");
ManualResetEvent genesisProcessed = new(false);
blockTree.NewHeadBlock += (_, args) =>
{
if (args.Block.Number == 0)
{
Assert.AreEqual(genesisBlock.Header.StateRoot, stateProvider.StateRoot, "genesis state root");
genesisProcessed.Set();
}
};
blockchainProcessor.Start();
blockTree.SuggestBlock(genesisBlock);
genesisProcessed.WaitOne();
for (int i = 0; i < correctRlp.Count; i++)
{
stopwatch?.Start();
try
{
if (correctRlp[i].ExpectedException != null)
{
_logger.Info($"Expecting block exception: {correctRlp[i].ExpectedException}");
}
if (correctRlp[i].Block.Hash == null)
{
throw new Exception($"null hash in {test.Name} block {i}");
}
// TODO: mimic the actual behaviour where block goes through validating sync manager?
if (!test.SealEngineUsed || blockValidator.ValidateSuggestedBlock(correctRlp[i].Block))
{
blockTree.SuggestBlock(correctRlp[i].Block);
}
else
{
Console.WriteLine("Invalid block");
}
}
catch (InvalidBlockException)
{
}
catch (Exception ex)
{
_logger?.Info(ex.ToString());
}
}
await blockchainProcessor.StopAsync(true);
stopwatch?.Stop();
List <string> differences = RunAssertions(test, blockTree.RetrieveHeadBlock(), storageProvider, stateProvider);
// if (differences.Any())
// {
// BlockTrace blockTrace = blockchainProcessor.TraceBlock(blockTree.BestSuggested.Hash);
// _logger.Info(new UnforgivingJsonSerializer().Serialize(blockTrace, true));
// }
Assert.Zero(differences.Count, "differences");
return(new EthereumTestResult
(
test.Name,
null,
differences.Count == 0
));
}
protected async Task RunTest(BlockchainTest test, Stopwatch stopwatch = null)
{
LoggingTraceListener traceListener = new LoggingTraceListener();
// TODO: not supported in .NET Core, need to replace?
// Debug.Listeners.Clear();
// Debug.Listeners.Add(traceListener);
IDbProvider dbProvider = new MemDbProvider(_logManager);
StateTree stateTree = new StateTree(dbProvider.GetOrCreateStateDb());
ISpecProvider specProvider;
if (test.NetworkAfterTransition != null)
{
specProvider = new CustomSpecProvider(
(0, Frontier.Instance),
(1, test.Network),
(test.TransitionBlockNumber, test.NetworkAfterTransition));
}
else
{
specProvider = new CustomSpecProvider(
(0, Frontier.Instance), // TODO: this thing took a lot of time to find after it was removed!, genesis block is always initialized with Frontier
(1, test.Network));
}
if (specProvider.GenesisSpec != Frontier.Instance)
{
Assert.Fail("Expected genesis spec to be Frontier for blockchain tests");
}
IDifficultyCalculator difficultyCalculator = new DifficultyCalculator(specProvider);
IRewardCalculator rewardCalculator = new RewardCalculator(specProvider);
IBlockTree blockTree = new BlockTree(new MemDb(), new MemDb(), new MemDb(), specProvider, _logManager);
IBlockhashProvider blockhashProvider = new BlockhashProvider(blockTree);
ISignatureValidator signatureValidator = new SignatureValidator(ChainId.MainNet);
ITransactionValidator transactionValidator = new TransactionValidator(signatureValidator);
IHeaderValidator headerValidator = new HeaderValidator(difficultyCalculator, blockTree, SealEngine, specProvider, _logManager);
IOmmersValidator ommersValidator = new OmmersValidator(blockTree, headerValidator, _logManager);
IBlockValidator blockValidator = new BlockValidator(transactionValidator, headerValidator, ommersValidator, specProvider, _logManager);
IStateProvider stateProvider = new StateProvider(stateTree, dbProvider.GetOrCreateCodeDb(), _logManager);
IStorageProvider storageProvider = new StorageProvider(dbProvider, stateProvider, _logManager);
IVirtualMachine virtualMachine = new VirtualMachine(
stateProvider,
storageProvider,
blockhashProvider,
_logManager);
ISealEngine sealEngine = new EthashSealEngine(new Ethash(_logManager), _logManager);
ITransactionStore transactionStore = new TransactionStore();
IEthereumSigner signer = new EthereumSigner(specProvider, _logManager);
IBlockProcessor blockProcessor = new BlockProcessor(
specProvider,
blockValidator,
rewardCalculator,
new TransactionProcessor(
specProvider,
stateProvider,
storageProvider,
virtualMachine,
NullTracer.Instance,
_logManager),
dbProvider,
stateProvider,
storageProvider,
transactionStore,
_logManager);
IBlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree,
sealEngine,
transactionStore, difficultyCalculator, blockProcessor, signer, _logManager);
InitializeTestState(test, stateProvider, storageProvider, specProvider);
List <(Block Block, string ExpectedException)> correctRlpsBlocks = new List <(Block, string)>();
for (int i = 0; i < test.Blocks.Length; i++)
{
try
{
TestBlockJson testBlockJson = test.Blocks[i];
var rlpContext = Hex.ToBytes(testBlockJson.Rlp).AsRlpContext();
Block suggestedBlock = Rlp.Decode <Block>(rlpContext);
Assert.AreEqual(new Keccak(testBlockJson.BlockHeader.Hash), suggestedBlock.Header.Hash, "hash of the block");
for (int ommerIndex = 0; ommerIndex < suggestedBlock.Ommers.Length; ommerIndex++)
{
Assert.AreEqual(new Keccak(testBlockJson.UncleHeaders[ommerIndex].Hash), suggestedBlock.Ommers[ommerIndex].Hash, "hash of the ommer");
}
correctRlpsBlocks.Add((suggestedBlock, testBlockJson.ExpectedException));
}
catch (Exception e)
{
_logger?.Info($"Invalid RLP ({i})");
}
}
if (correctRlpsBlocks.Count == 0)
{
Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), test.LastBlockHash);
return;
}
if (test.GenesisRlp == null)
{
test.GenesisRlp = Rlp.Encode(new Block(Convert(test.GenesisBlockHeader)));
}
Block genesisBlock = Rlp.Decode <Block>(test.GenesisRlp.Bytes);
Assert.AreEqual(new Keccak(test.GenesisBlockHeader.Hash), genesisBlock.Header.Hash, "genesis header hash");
blockTree.NewHeadBlock += (sender, args) =>
{
if (args.Block.Number == 0)
{
Assert.AreEqual(genesisBlock.Header.StateRoot, stateTree.RootHash, "genesis state root");
}
};
blockchainProcessor.Start();
blockTree.SuggestBlock(genesisBlock);
for (int i = 0; i < correctRlpsBlocks.Count; i++)
{
stopwatch?.Start();
try
{
if (correctRlpsBlocks[i].ExpectedException != null)
{
_logger.Info($"Expecting block exception: {correctRlpsBlocks[i].ExpectedException}");
}
if (correctRlpsBlocks[i].Block.Hash == null)
{
throw new Exception($"null hash in {test.Name} block {i}");
}
// TODO: mimic the actual behaviour where block goes through validating sync manager?
if (blockValidator.ValidateSuggestedBlock(correctRlpsBlocks[i].Block))
{
blockTree.SuggestBlock(correctRlpsBlocks[i].Block);
}
else
{
Console.WriteLine("Invalid block");
}
}
catch (InvalidBlockException ex)
{
}
catch (Exception ex)
{
_logger?.Info(ex.ToString());
}
}
await blockchainProcessor.StopAsync(true);
stopwatch?.Stop();
RunAssertions(test, blockTree.RetrieveHeadBlock(), storageProvider, stateProvider);
}
protected virtual async Task <TestBlockchain> Build(ISpecProvider specProvider = null)
{
Timestamper = new ManualTimestamper(new DateTime(2020, 2, 15, 12, 50, 30, DateTimeKind.Utc));
JsonSerializer = new EthereumJsonSerializer();
SpecProvider = specProvider ?? MainnetSpecProvider.Instance;
EthereumEcdsa = new EthereumEcdsa(ChainId.Mainnet, LimboLogs.Instance);
ITxStorage txStorage = new InMemoryTxStorage();
DbProvider = new MemDbProvider();
State = new StateProvider(StateDb, CodeDb, LimboLogs.Instance);
State.CreateAccount(TestItem.AddressA, 1000.Ether());
State.CreateAccount(TestItem.AddressB, 1000.Ether());
State.CreateAccount(TestItem.AddressC, 1000.Ether());
byte[] code = Bytes.FromHexString("0xabcd");
Keccak codeHash = Keccak.Compute(code);
State.UpdateCode(code);
State.UpdateCodeHash(TestItem.AddressA, codeHash, SpecProvider.GenesisSpec);
Storage = new StorageProvider(StateDb, State, LimboLogs.Instance);
Storage.Set(new StorageCell(TestItem.AddressA, UInt256.One), Bytes.FromHexString("0xabcdef"));
Storage.Commit();
State.Commit(SpecProvider.GenesisSpec);
State.CommitTree();
TxPool = new TxPool.TxPool(txStorage, Timestamper, EthereumEcdsa, SpecProvider, new TxPoolConfig(), State, LimboLogs.Instance);
IDb blockDb = new MemDb();
IDb headerDb = new MemDb();
IDb blockInfoDb = new MemDb();
BlockTree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockDb), SpecProvider, TxPool, NullBloomStorage.Instance, LimboLogs.Instance);
ReceiptStorage = new InMemoryReceiptStorage();
VirtualMachine virtualMachine = new VirtualMachine(State, Storage, new BlockhashProvider(BlockTree, LimboLogs.Instance), SpecProvider, LimboLogs.Instance);
TxProcessor = new TransactionProcessor(SpecProvider, State, Storage, virtualMachine, LimboLogs.Instance);
BlockProcessor = CreateBlockProcessor();
BlockchainProcessor chainProcessor = new BlockchainProcessor(BlockTree, BlockProcessor, new TxSignaturesRecoveryStep(EthereumEcdsa, TxPool, LimboLogs.Instance), LimboLogs.Instance, BlockchainProcessor.Options.Default);
chainProcessor.Start();
StateReader = new StateReader(StateDb, CodeDb, LimboLogs.Instance);
TxPoolTxSource txPoolTxSource = new TxPoolTxSource(TxPool, StateReader, LimboLogs.Instance);
ISealer sealer = new FakeSealer(TimeSpan.Zero);
BlockProducer = new TestBlockProducer(txPoolTxSource, chainProcessor, State, sealer, BlockTree, chainProcessor, Timestamper, LimboLogs.Instance);
BlockProducer.Start();
_resetEvent = new AutoResetEvent(false);
BlockTree.NewHeadBlock += (s, e) =>
{
Console.WriteLine(e.Block.Header.Hash);
_resetEvent.Set();
};
var genesis = GetGenesisBlock();
BlockTree.SuggestBlock(genesis);
await _resetEvent.WaitOneAsync(CancellationToken.None);
await AddBlocksOnStart();
return(this);
}
public On CreateNode(PrivateKey privateKey, bool withGenesisAlreadyProcessed = false)
{
if (_logger.IsInfo)
{
_logger.Info($"CREATING NODE {privateKey.Address}");
}
_logManagers[privateKey] = LimboLogs.Instance;
// _logManagers[privateKey] = new OneLoggerLogManager(new ConsoleAsyncLogger(LogLevel.Debug, $"{privateKey.Address} "));
var nodeLogManager = _logManagers[privateKey];
AutoResetEvent newHeadBlockEvent = new AutoResetEvent(false);
_blockEvents.Add(privateKey, newHeadBlockEvent);
MemDb blocksDb = new MemDb();
MemDb headersDb = new MemDb();
MemDb blockInfoDb = new MemDb();
MemDb stateDb = new MemDb();
MemDb codeDb = new MemDb();
ISpecProvider specProvider = RinkebySpecProvider.Instance;
var trieStore = new TrieStore(stateDb, nodeLogManager);
StateReader stateReader = new StateReader(trieStore, codeDb, nodeLogManager);
StateProvider stateProvider = new StateProvider(trieStore, codeDb, nodeLogManager);
stateProvider.CreateAccount(TestItem.PrivateKeyD.Address, 100.Ether());
GoerliSpecProvider goerliSpecProvider = GoerliSpecProvider.Instance;
stateProvider.Commit(goerliSpecProvider.GenesisSpec);
stateProvider.CommitTree(0);
BlockTree blockTree = new BlockTree(blocksDb, headersDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), goerliSpecProvider, NullBloomStorage.Instance, nodeLogManager);
blockTree.NewHeadBlock += (sender, args) => { _blockEvents[privateKey].Set(); };
ITransactionComparerProvider transactionComparerProvider =
new TransactionComparerProvider(specProvider, blockTree);
TxPool.TxPool txPool = new TxPool.TxPool(new InMemoryTxStorage(), _ethereumEcdsa, new ChainHeadInfoProvider(new FixedBlockChainHeadSpecProvider(GoerliSpecProvider.Instance), blockTree, stateProvider), new TxPoolConfig(), new TxValidator(goerliSpecProvider.ChainId), _logManager, transactionComparerProvider.GetDefaultComparer());
_pools[privateKey] = txPool;
BlockhashProvider blockhashProvider = new BlockhashProvider(blockTree, LimboLogs.Instance);
_blockTrees.Add(privateKey, blockTree);
SnapshotManager snapshotManager = new SnapshotManager(_cliqueConfig, blocksDb, blockTree, _ethereumEcdsa, nodeLogManager);
_snapshotManager[privateKey] = snapshotManager;
CliqueSealer cliqueSealer = new CliqueSealer(new Signer(ChainId.Goerli, privateKey, LimboLogs.Instance), _cliqueConfig, snapshotManager, nodeLogManager);
_genesis.Header.StateRoot = _genesis3Validators.Header.StateRoot = stateProvider.StateRoot;
_genesis.Header.Hash = _genesis.Header.CalculateHash();
_genesis3Validators.Header.Hash = _genesis3Validators.Header.CalculateHash();
StorageProvider storageProvider = new StorageProvider(trieStore, stateProvider, nodeLogManager);
TransactionProcessor transactionProcessor = new TransactionProcessor(goerliSpecProvider, stateProvider, storageProvider, new VirtualMachine(stateProvider, storageProvider, blockhashProvider, specProvider, nodeLogManager), nodeLogManager);
BlockProcessor blockProcessor = new BlockProcessor(
goerliSpecProvider,
Always.Valid,
NoBlockRewards.Instance,
transactionProcessor,
stateProvider,
storageProvider,
txPool,
NullReceiptStorage.Instance,
NullWitnessCollector.Instance,
nodeLogManager);
BlockchainProcessor processor = new BlockchainProcessor(blockTree, blockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, BlockchainProcessor.Options.NoReceipts);
processor.Start();
var minerTrieStore = trieStore.AsReadOnly();
StateProvider minerStateProvider = new StateProvider(minerTrieStore, codeDb, nodeLogManager);
StorageProvider minerStorageProvider = new StorageProvider(minerTrieStore, minerStateProvider, nodeLogManager);
VirtualMachine minerVirtualMachine = new VirtualMachine(minerStateProvider, minerStorageProvider, blockhashProvider, specProvider, nodeLogManager);
TransactionProcessor minerTransactionProcessor = new TransactionProcessor(goerliSpecProvider, minerStateProvider, minerStorageProvider, minerVirtualMachine, nodeLogManager);
BlockProcessor minerBlockProcessor = new BlockProcessor(
goerliSpecProvider,
Always.Valid,
NoBlockRewards.Instance,
minerTransactionProcessor,
minerStateProvider,
minerStorageProvider,
txPool,
NullReceiptStorage.Instance,
NullWitnessCollector.Instance,
nodeLogManager);
BlockchainProcessor minerProcessor = new BlockchainProcessor(blockTree, minerBlockProcessor, new AuthorRecoveryStep(snapshotManager), nodeLogManager, BlockchainProcessor.Options.NoReceipts);
if (withGenesisAlreadyProcessed)
{
ProcessGenesis(privateKey);
}
ITxFilterPipeline txFilterPipeline = TxFilterPipelineBuilder.CreateStandardFilteringPipeline(nodeLogManager, specProvider);
TxPoolTxSource txPoolTxSource = new TxPoolTxSource(txPool, stateReader, specProvider, transactionComparerProvider, nodeLogManager, txFilterPipeline);
CliqueBlockProducer blockProducer = new CliqueBlockProducer(
txPoolTxSource,
minerProcessor,
minerStateProvider,
blockTree,
_timestamper,
new CryptoRandom(),
snapshotManager,
cliqueSealer,
new TargetAdjustedGasLimitCalculator(goerliSpecProvider, new MiningConfig()),
MainnetSpecProvider.Instance,
_cliqueConfig,
nodeLogManager);
blockProducer.Start();
_producers.Add(privateKey, blockProducer);
return(this);
}
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();
}
private void Initialize(bool auRa = false)
{
ISpecProvider specProvider = MainnetSpecProvider.Instance;
IEthereumEcdsa ethereumEcdsa = new EthereumEcdsa(specProvider, LimboLogs.Instance);
ITxStorage txStorage = new InMemoryTxStorage();
_stateDb = new StateDb();
ISnapshotableDb codeDb = new StateDb();
IStateReader stateReader = new StateReader(_stateDb, codeDb, LimboLogs.Instance);
_stateProvider = new StateProvider(_stateDb, codeDb, LimboLogs.Instance);
_stateProvider.CreateAccount(TestItem.AddressA, 1000.Ether());
_stateProvider.CreateAccount(TestItem.AddressB, 1000.Ether());
_stateProvider.CreateAccount(TestItem.AddressC, 1000.Ether());
byte[] code = Bytes.FromHexString("0xabcd");
Keccak codeHash = Keccak.Compute(code);
_stateProvider.UpdateCode(code);
_stateProvider.UpdateCodeHash(TestItem.AddressA, codeHash, specProvider.GenesisSpec);
IStorageProvider storageProvider = new StorageProvider(_stateDb, _stateProvider, LimboLogs.Instance);
storageProvider.Set(new StorageCell(TestItem.AddressA, UInt256.One), Bytes.FromHexString("0xabcdef"));
storageProvider.Commit();
_stateProvider.Commit(specProvider.GenesisSpec);
_stateProvider.CommitTree();
ITxPool txPool = new TxPool.TxPool(txStorage, Timestamper.Default, ethereumEcdsa, specProvider, new TxPoolConfig(), _stateProvider, LimboLogs.Instance);
IDb blockDb = new MemDb();
IDb headerDb = new MemDb();
IDb blockInfoDb = new MemDb();
IBlockTree blockTree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockDb), specProvider, txPool, NullBloomStorage.Instance, LimboLogs.Instance);
IReceiptStorage receiptStorage = new InMemoryReceiptStorage();
VirtualMachine virtualMachine = new VirtualMachine(_stateProvider, storageProvider, new BlockhashProvider(blockTree, LimboLogs.Instance), specProvider, LimboLogs.Instance);
TransactionProcessor txProcessor = new TransactionProcessor(specProvider, _stateProvider, storageProvider, virtualMachine, LimboLogs.Instance);
IBlockProcessor blockProcessor = new BlockProcessor(specProvider, Always.Valid, new RewardCalculator(specProvider), txProcessor, _stateDb, codeDb, _stateProvider, storageProvider, txPool, receiptStorage, LimboLogs.Instance);
IFilterStore filterStore = new FilterStore();
IFilterManager filterManager = new FilterManager(filterStore, blockProcessor, txPool, LimboLogs.Instance);
_blockchainBridge = new BlockchainBridge(stateReader, _stateProvider, storageProvider, blockTree, txPool, receiptStorage, filterStore, filterManager, NullWallet.Instance, txProcessor, ethereumEcdsa, NullBloomStorage.Instance, LimboLogs.Instance, false);
BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ethereumEcdsa, txPool, LimboLogs.Instance), LimboLogs.Instance, true);
blockchainProcessor.Start();
ManualResetEventSlim resetEvent = new ManualResetEventSlim(false);
blockTree.NewHeadBlock += (s, e) =>
{
Console.WriteLine(e.Block.Header.Hash);
if (e.Block.Number == 9)
{
resetEvent.Set();
}
};
var genesisBlockBuilder = Build.A.Block.Genesis.WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"));
if (auRa)
{
genesisBlockBuilder.WithAura(0, new byte[65]);
}
Block genesis = genesisBlockBuilder.TestObject;
blockTree.SuggestBlock(genesis);
Block previousBlock = genesis;
for (int i = 1; i < 10; i++)
{
List <Transaction> transactions = new List <Transaction>();
for (int j = 0; j < i; j++)
{
transactions.Add(Build.A.Transaction.WithNonce((UInt256)j).SignedAndResolved().TestObject);
}
BlockBuilder builder = Build.A.Block.WithNumber(i).WithParent(previousBlock).WithTransactions(transactions.ToArray()).WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"));
if (auRa)
{
builder.WithAura(i, i.ToByteArray());
}
Block block = builder.TestObject;
blockTree.SuggestBlock(block);
previousBlock = block;
}
IReceiptsRecovery receiptsRecovery = new ReceiptsRecovery();
IReceiptFinder receiptFinder = new FullInfoReceiptFinder(receiptStorage, receiptsRecovery, blockTree);
resetEvent.Wait(2000);
_traceModule = new TraceModule(receiptFinder, new Tracer(_stateProvider, blockchainProcessor), _blockchainBridge);
_blockTree = blockTree;
}
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 virtual async Task <TestBlockchain> Build(ISpecProvider specProvider = null, UInt256?initialValues = null)
{
Timestamper = new ManualTimestamper(new DateTime(2020, 2, 15, 12, 50, 30, DateTimeKind.Utc));
JsonSerializer = new EthereumJsonSerializer();
SpecProvider = specProvider ?? MainnetSpecProvider.Instance;
EthereumEcdsa = new EthereumEcdsa(ChainId.Mainnet, LimboLogs.Instance);
ITxStorage txStorage = new InMemoryTxStorage();
DbProvider = await TestMemDbProvider.InitAsync();
State = new StateProvider(StateDb, CodeDb, LimboLogs.Instance);
State.CreateAccount(TestItem.AddressA, (initialValues ?? 1000.Ether()));
State.CreateAccount(TestItem.AddressB, (initialValues ?? 1000.Ether()));
State.CreateAccount(TestItem.AddressC, (initialValues ?? 1000.Ether()));
byte[] code = Bytes.FromHexString("0xabcd");
Keccak codeHash = Keccak.Compute(code);
State.UpdateCode(code);
State.UpdateCodeHash(TestItem.AddressA, codeHash, SpecProvider.GenesisSpec);
Storage = new StorageProvider(StateDb, State, LimboLogs.Instance);
Storage.Set(new StorageCell(TestItem.AddressA, UInt256.One), Bytes.FromHexString("0xabcdef"));
Storage.Commit();
State.Commit(SpecProvider.GenesisSpec);
State.CommitTree();
TxPool = new TxPool.TxPool(
txStorage,
EthereumEcdsa,
SpecProvider,
new TxPoolConfig(),
new StateProvider(StateDb, CodeDb, LimboLogs.Instance),
LimboLogs.Instance);
IDb blockDb = new MemDb();
IDb headerDb = new MemDb();
IDb blockInfoDb = new MemDb();
BlockTree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockDb), SpecProvider, NullBloomStorage.Instance, LimboLogs.Instance);
new OnChainTxWatcher(BlockTree, TxPool, SpecProvider, LimboLogs.Instance);
ReceiptStorage = new InMemoryReceiptStorage();
VirtualMachine virtualMachine = new VirtualMachine(State, Storage, new BlockhashProvider(BlockTree, LimboLogs.Instance), SpecProvider, LimboLogs.Instance);
TxProcessor = new TransactionProcessor(SpecProvider, State, Storage, virtualMachine, LimboLogs.Instance);
BlockProcessor = CreateBlockProcessor();
BlockchainProcessor chainProcessor = new BlockchainProcessor(BlockTree, BlockProcessor, new RecoverSignatures(EthereumEcdsa, TxPool, SpecProvider, LimboLogs.Instance), LimboLogs.Instance, Nethermind.Blockchain.Processing.BlockchainProcessor.Options.Default);
BlockchainProcessor = chainProcessor;
chainProcessor.Start();
StateReader = new StateReader(StateDb, CodeDb, LimboLogs.Instance);
TxPoolTxSource txPoolTxSource = CreateTxPoolTxSource();
ISealer sealer = new NethDevSealEngine(TestItem.AddressD);
BlockProducer = new TestBlockProducer(txPoolTxSource, chainProcessor, State, sealer, BlockTree, chainProcessor, Timestamper, LimboLogs.Instance);
BlockProducer.Start();
_resetEvent = new SemaphoreSlim(0);
_suggestedBlockResetEvent = new ManualResetEvent(true);
BlockTree.NewHeadBlock += (s, e) =>
{
_resetEvent.Release(1);
};
BlockProducer.LastProducedBlockChanged += (s, e) =>
{
_suggestedBlockResetEvent.Set();
};
var genesis = GetGenesisBlock();
BlockTree.SuggestBlock(genesis);
await _resetEvent.WaitAsync();
//if (!await _resetEvent.WaitAsync(1000))
// {
// throw new InvalidOperationException("Failed to process genesis in 1s.");
// }
await AddBlocksOnStart();
return(this);
}
public void Initialize()
{
Rlp.RegisterDecoders(typeof(ParityTraceDecoder).Assembly);
_ethSerializer = new EthereumJsonSerializer();
ISpecProvider specProvider = MainNetSpecProvider.Instance;
IEthereumEcdsa ethereumEcdsa = new EthereumEcdsa(specProvider, LimboLogs.Instance);
ITxStorage txStorage = new InMemoryTxStorage();
ISnapshotableDb stateDb = new StateDb();
ISnapshotableDb codeDb = new StateDb();
IStateReader stateReader = new StateReader(stateDb, codeDb, LimboLogs.Instance);
IStateProvider stateProvider = new StateProvider(stateDb, codeDb, LimboLogs.Instance);
stateProvider.CreateAccount(TestItem.AddressA, 1000.Ether());
stateProvider.CreateAccount(TestItem.AddressB, 1000.Ether());
stateProvider.CreateAccount(TestItem.AddressC, 1000.Ether());
byte[] code = Bytes.FromHexString("0xabcd");
Keccak codeHash = Keccak.Compute(code);
stateProvider.UpdateCode(code);
stateProvider.UpdateCodeHash(TestItem.AddressA, codeHash, specProvider.GenesisSpec);
IStorageProvider storageProvider = new StorageProvider(stateDb, stateProvider, LimboLogs.Instance);
storageProvider.Set(new StorageAddress(TestItem.AddressA, UInt256.One), Bytes.FromHexString("0xabcdef"));
storageProvider.Commit();
stateProvider.Commit(specProvider.GenesisSpec);
ITxPool txPool = new TxPool(txStorage, Timestamper.Default, ethereumEcdsa, specProvider, new TxPoolConfig(), stateProvider, LimboLogs.Instance);
IDb blockDb = new MemDb();
IDb headerDb = new MemDb();
IDb blockInfoDb = new MemDb();
IDb traceDb = new MemDb();
IBlockTree blockTree = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockDb), specProvider, txPool, LimboLogs.Instance);
IReceiptStorage receiptStorage = new InMemoryReceiptStorage();
VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, new BlockhashProvider(blockTree, LimboLogs.Instance), specProvider, LimboLogs.Instance);
TransactionProcessor txProcessor = new TransactionProcessor(specProvider, stateProvider, storageProvider, virtualMachine, LimboLogs.Instance);
IBlockProcessor blockProcessor = new BlockProcessor(specProvider, AlwaysValidBlockValidator.Instance, new RewardCalculator(specProvider), txProcessor, stateDb, codeDb, traceDb, stateProvider, storageProvider, txPool, receiptStorage, LimboLogs.Instance);
IFilterStore filterStore = new FilterStore();
IFilterManager filterManager = new FilterManager(filterStore, blockProcessor, txPool, LimboLogs.Instance);
_blockchainBridge = new BlockchainBridge(stateReader, stateProvider, storageProvider, blockTree, txPool, receiptStorage, filterStore, filterManager, NullWallet.Instance, txProcessor, ethereumEcdsa);
BlockchainProcessor blockchainProcessor = new BlockchainProcessor(blockTree, blockProcessor, new TxSignaturesRecoveryStep(ethereumEcdsa, txPool, LimboLogs.Instance), LimboLogs.Instance, true, true);
blockchainProcessor.Start();
ManualResetEventSlim resetEvent = new ManualResetEventSlim(false);
blockTree.NewHeadBlock += (s, e) =>
{
if (e.Block.Number == 9)
{
resetEvent.Set();
}
};
Block genesis = Build.A.Block.Genesis.WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f")).TestObject;
blockTree.SuggestBlock(genesis);
Block previousBlock = genesis;
for (int i = 1; i < 10; i++)
{
Block block = Build.A.Block.WithNumber(i).WithParent(previousBlock).WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f")).TestObject;
blockTree.SuggestBlock(block);
previousBlock = block;
}
resetEvent.Wait();
_ethModule = new EthModule(LimboLogs.Instance, _blockchainBridge);
_blockTree = blockTree;
}
