public void Initialize()
{
_wallet = new DevWallet(new WalletConfig(), LimboLogs.Instance);
IEthereumEcdsa ethereumEcdsa = new EthereumEcdsa(MainNetSpecProvider.Instance, LimboLogs.Instance);
_bridge = new PersonalBridge(ethereumEcdsa, _wallet);
}
public static void Preload(uint preloadGasAmount, Store store, ExpressConsensusNode node, TextWriter writer, CancellationToken cancellationToken)
{
Debug.Assert(preloadGasAmount > 0);
var wallet = DevWallet.FromExpressWallet(node.Wallet);
using var system = new NeoSystem(store);
var generationAmount = Blockchain.GenerationAmount[0];
var gas = preloadGasAmount / generationAmount;
var preloadCount = preloadGasAmount % generationAmount == 0 ? gas : gas + 1;
writer.WriteLine($"Creating {preloadCount} empty blocks to preload {preloadGasAmount} GAS");
Random random = new Random();
for (int i = 1; i <= preloadCount; i++)
{
if (i % 100 == 0)
{
writer.WriteLine($" Creating Block {i}");
}
var block = CreatePreloadBlock(wallet, random);
var relayResult = system.Blockchain.Ask <RelayResultReason>(block).Result;
if (relayResult != RelayResultReason.Succeed)
{
throw new Exception($"Preload block {i} failed {relayResult}");
}
}
ClaimPreloadGas(system, wallet, random);
writer.WriteLine($"Preload complete. {preloadCount * generationAmount} GAS loaded into genesis account.");
}
public static INdmBlockchainBridge BuildABridge()
{
IDbProvider memDbProvider = TestMemDbProvider.Init();
StateReader stateReader = new StateReader(memDbProvider.StateDb, memDbProvider.CodeDb, LimboLogs.Instance);
StateProvider stateProvider = new StateProvider(memDbProvider.StateDb, memDbProvider.CodeDb, LimboLogs.Instance);
IEthereumEcdsa ecdsa = new EthereumEcdsa(ChainId.Mainnet, LimboLogs.Instance);
ITxPool txPool = new TxPool.TxPool(new InMemoryTxStorage(), ecdsa, MainnetSpecProvider.Instance, new TxPoolConfig(), stateProvider, LimboLogs.Instance);
BlockTree blockTree = Build.A.BlockTree().OfChainLength(1).TestObject;
IWallet wallet = new DevWallet(new WalletConfig(), LimboLogs.Instance);
ReceiptsRecovery receiptsRecovery = new ReceiptsRecovery(ecdsa, MainnetSpecProvider.Instance);
LogFinder logFinder = new LogFinder(blockTree, new InMemoryReceiptStorage(), NullBloomStorage.Instance, LimboLogs.Instance, receiptsRecovery, 1024);
ReadOnlyTxProcessingEnv processingEnv = new ReadOnlyTxProcessingEnv(
new ReadOnlyDbProvider(memDbProvider, false),
new ReadOnlyBlockTree(blockTree),
MainnetSpecProvider.Instance, LimboLogs.Instance);
BlockchainBridge blockchainBridge = new BlockchainBridge(
processingEnv,
txPool,
new InMemoryReceiptStorage(),
NullFilterStore.Instance,
NullFilterManager.Instance,
ecdsa,
Timestamper.Default,
logFinder,
false,
false);
WalletTxSigner txSigner = new WalletTxSigner(wallet, ChainId.Mainnet);
ITxSealer txSealer0 = new TxSealer(txSigner, Timestamper.Default);
ITxSealer txSealer1 = new NonceReservingTxSealer(txSigner, Timestamper.Default, txPool);
ITxSender txSender = new TxPoolSender(txPool, txSealer0, txSealer1);
return(new NdmBlockchainBridge(blockchainBridge, blockTree, stateReader, txSender));
}
protected async Task Prepare()
{
_wallet = new DevWallet(new WalletConfig(), _logManager);
_feeAccount = _wallet.GetAccounts()[0];
_consumerAccount = _wallet.GetAccounts()[1];
_providerAccount = _wallet.GetAccounts()[2];
_ndmConfig = new NdmConfig();
IReleaseSpec spec = _releaseSpec;
ISpecProvider specProvider = new SingleReleaseSpecProvider(spec, 99);
StateDb stateDb = new StateDb();
_state = new StateProvider(stateDb, new StateDb(), _logManager);
StorageProvider storageProvider = new StorageProvider(stateDb, _state, _logManager);
_state.CreateAccount(_consumerAccount, 1000.Ether());
_state.CreateAccount(_providerAccount, 1.Ether());
_state.Commit(spec);
_state.CommitTree();
VirtualMachine machine = new VirtualMachine(_state, storageProvider, Substitute.For <IBlockhashProvider>(),
specProvider, _logManager);
TransactionProcessor processor = new TransactionProcessor(specProvider, _state, storageProvider, machine, _logManager);
_bridge = new BlockchainBridge(processor);
TxReceipt receipt = await DeployContract(Bytes.FromHexString(ContractData.GetInitCode(_feeAccount)));
((NdmConfig)_ndmConfig).ContractAddress = receipt.ContractAddress.ToString();
_contractAddress = receipt.ContractAddress;
_txPool = new TxPool.TxPool(new InMemoryTxStorage(), Timestamper.Default,
new EthereumEcdsa(specProvider.ChainId, _logManager), specProvider, new TxPoolConfig(), _state, _logManager);
_ndmBridge = new NdmBlockchainBridge(_bridge, _bridge, _bridge, _bridge);
}
static bool TryGetNEP6Wallet(string path, string password, ProtocolSettings settings, [MaybeNullWhen(false)] out Wallet wallet, [MaybeNullWhen(false)] out UInt160 accountHash)
{
try
{
var nep6wallet = new Neo.Wallets.NEP6.NEP6Wallet(path, settings);
using var unlock = nep6wallet.Unlock(password);
var nep6account = nep6wallet.GetAccounts().SingleOrDefault(a => a.IsDefault)
?? nep6wallet.GetAccounts().SingleOrDefault()
?? throw new InvalidOperationException("Neo-express only supports NEP-6 wallets with a single default account or a single account");
if (nep6account.IsMultiSigContract())
{
throw new Exception("Neo-express doesn't supports multi-sig NEP-6 accounts");
}
var keyPair = nep6account.GetKey() ?? throw new Exception("account.GetKey() returned null");
wallet = new DevWallet(settings, string.Empty);
var account = wallet.CreateAccount(keyPair.PrivateKey);
accountHash = account.ScriptHash;
return(true);
}
catch
{
wallet = null;
accountHash = null;
return(false);
}
}
protected void Prepare()
{
_wallet = new DevWallet(new WalletConfig(), _logManager);
_feeAccount = _wallet.GetAccounts()[0];
_consumerAccount = _wallet.GetAccounts()[1];
_providerAccount = _wallet.GetAccounts()[2];
_ndmConfig = new NdmConfig();
IReleaseSpec spec = _releaseSpec;
ISpecProvider specProvider = new SingleReleaseSpecProvider(spec, 99);
StateDb stateDb = new StateDb();
_state = new StateProvider(stateDb, new StateDb(), _logManager);
StorageProvider storageProvider = new StorageProvider(stateDb, _state, _logManager);
_state.CreateAccount(_consumerAccount, 1000.Ether());
_state.CreateAccount(_providerAccount, 1.Ether());
_state.Commit(spec);
_state.CommitTree();
VirtualMachine machine = new VirtualMachine(_state, storageProvider, Substitute.For <IBlockhashProvider>(), _logManager);
TransactionProcessor processor = new TransactionProcessor(specProvider, _state, storageProvider, machine, _logManager);
_bridge = new BlockchainBridge(processor, _releaseSpec);
TxReceipt receipt = DeployContract(Bytes.FromHexString(ContractData.GetInitCode(_feeAccount)));
_ndmConfig.ContractAddress = receipt.ContractAddress.ToString();
}
public void Initialize()
{
_wallet = new DevWallet(new WalletConfig(), LimboLogs.Instance);
IEthereumEcdsa ethereumEcdsa = new EthereumEcdsa(ChainId.Mainnet, LimboLogs.Instance);
_bridge = new PersonalBridge(ethereumEcdsa, _wallet);
}
public async Task RunAsync(IStorageProvider store, ExpressConsensusNode node, bool enableTrace, TextWriter writer, CancellationToken token)
{
if (IsNodeRunning(node))
{
throw new Exception("Node already running");
}
var tcs = new TaskCompletionSource <bool>();
_ = Task.Run(() =>
{
try
{
var linkedToken = CancellationTokenSource.CreateLinkedTokenSource(token);
var defaultAccount = node.Wallet.Accounts.Single(a => a.IsDefault);
using var mutex = new Mutex(true, GLOBAL_PREFIX + defaultAccount.ScriptHash);
var wallet = DevWallet.FromExpressWallet(ProtocolSettings, node.Wallet);
var multiSigAccount = wallet.GetMultiSigAccounts().Single();
var logPlugin = new Node.LogPlugin(writer);
var storageProviderPlugin = new Node.StorageProviderPlugin(store);
var appEngineProvider = enableTrace ? new Node.ApplicationEngineProvider() : null;
var dbftPlugin = new Neo.Consensus.DBFTPlugin(GetConsensusSettings(chain));
var persistencePlugin = new Node.PersistencePlugin(store);
using var neoSystem = new Neo.NeoSystem(ProtocolSettings, storageProviderPlugin.Name);
_ = neoSystem.ActorSystem.ActorOf(EventWrapper <Blockchain.ApplicationExecuted> .Props(OnApplicationExecuted));
var rpcSettings = GetRpcServerSettings(chain, node);
var rpcServer = new Neo.Plugins.RpcServer(neoSystem, rpcSettings);
var expressRpcMethods = new ExpressRpcMethods(neoSystem, store, multiSigAccount.ScriptHash, linkedToken);
rpcServer.RegisterMethods(expressRpcMethods);
rpcServer.RegisterMethods(persistencePlugin);
rpcServer.StartRpcServer();
neoSystem.StartNode(new Neo.Network.P2P.ChannelsConfig
{
Tcp = new IPEndPoint(IPAddress.Loopback, node.TcpPort),
WebSocket = new IPEndPoint(IPAddress.Loopback, node.WebSocketPort),
});
dbftPlugin.Start(wallet);
// DevTracker looks for a string that starts with "Neo express is running" to confirm that the instance has started
// Do not remove or re-word this console output:
writer.WriteLine($"Neo express is running ({store.GetType().Name})");
linkedToken.Token.WaitHandle.WaitOne();
}
catch (Exception ex)
{
tcs.SetException(ex);
}
finally
{
tcs.TrySetResult(true);
}
});
await tcs.Task.ConfigureAwait(false);
public static ExpressWallet CreateWallet(string name)
{
using (var wallet = new DevWallet(name))
{
var account = wallet.CreateAccount();
account.IsDefault = true;
return(wallet.ToExpressWallet());
}
}
public async Task RunAsync(IExpressStore store, ExpressConsensusNode node, uint secondsPerBlock, bool enableTrace, TextWriter writer, CancellationToken token)
{
if (IsRunning(node))
{
throw new Exception("Node already running");
}
chain.InitalizeProtocolSettings(secondsPerBlock);
await writer.WriteLineAsync(store.GetType().Name).ConfigureAwait(false);
var tcs = new TaskCompletionSource <bool>();
_ = Task.Run(() =>
{
try
{
var defaultAccount = node.Wallet.Accounts.Single(a => a.IsDefault);
using var mutex = new Mutex(true, GLOBAL_PREFIX + defaultAccount.ScriptHash);
var wallet = DevWallet.FromExpressWallet(node.Wallet);
var multiSigAccount = node.Wallet.Accounts.Single(a => a.IsMultiSigContract());
var dbftPlugin = new Neo.Consensus.DBFTPlugin();
var logPlugin = new Node.LogPlugin(writer);
var storageProvider = new Node.ExpressStorageProvider((IStore)store);
var appEngineProvider = enableTrace ? new Node.ExpressApplicationEngineProvider() : null;
var appLogsPlugin = new Node.ExpressAppLogsPlugin(store);
using var system = new Neo.NeoSystem(storageProvider.Name);
var rpcSettings = new Neo.Plugins.RpcServerSettings(port: node.RpcPort);
var rpcServer = new Neo.Plugins.RpcServer(system, rpcSettings);
var expressRpcServer = new ExpressRpcServer(store, multiSigAccount);
rpcServer.RegisterMethods(expressRpcServer);
rpcServer.RegisterMethods(appLogsPlugin);
rpcServer.StartRpcServer();
system.StartNode(new Neo.Network.P2P.ChannelsConfig
{
Tcp = new IPEndPoint(IPAddress.Loopback, node.TcpPort),
WebSocket = new IPEndPoint(IPAddress.Loopback, node.WebSocketPort),
});
dbftPlugin.Start(wallet);
token.WaitHandle.WaitOne();
}
catch (Exception ex)
{
tcs.SetException(ex);
}
finally
{
tcs.TrySetResult(true);
}
});
await tcs.Task.ConfigureAwait(false);
}
public static (Wallet wallet, UInt160 accountHash) GetGenesisAccount(this ExpressChain chain, ProtocolSettings settings)
{
Debug.Assert(chain.ConsensusNodes != null && chain.ConsensusNodes.Count > 0);
var wallet = DevWallet.FromExpressWallet(settings, chain.ConsensusNodes[0].Wallet);
var account = wallet.GetMultiSigAccounts().Single();
return(wallet, account.ScriptHash);
}
public static ExpressChain CreateBlockchain(int count)
{
var wallets = new List <(DevWallet wallet, Neo.Wallets.WalletAccount account)>(count);
ushort GetPortNumber(int index, ushort portNumber) => (ushort)((49000 + (index * 1000)) + portNumber);
try
{
for (var i = 1; i <= count; i++)
{
var wallet = new DevWallet($"node{i}");
var account = wallet.CreateAccount();
account.IsDefault = true;
wallets.Add((wallet, account));
}
var keys = wallets.Select(t => t.account.GetKey().PublicKey).ToArray();
var contract = Neo.SmartContract.Contract.CreateMultiSigContract((keys.Length * 2 / 3) + 1, keys);
foreach (var(wallet, account) in wallets)
{
var multiSigContractAccount = wallet.CreateAccount(contract, account.GetKey());
multiSigContractAccount.Label = "MultiSigContract";
}
// 49152 is the first port in the "Dynamic and/or Private" range as specified by IANA
// http://www.iana.org/assignments/port-numbers
var nodes = new List <ExpressConsensusNode>(count);
for (var i = 0; i < count; i++)
{
nodes.Add(new ExpressConsensusNode()
{
TcpPort = GetPortNumber(i, 333),
WebSocketPort = GetPortNumber(i, 334),
RpcPort = GetPortNumber(i, 332),
Wallet = wallets[i].wallet.ToExpressWallet()
});
}
return(new ExpressChain()
{
Magic = ExpressChain.GenerateMagicValue(),
ConsensusNodes = nodes,
});
}
finally
{
foreach (var(wallet, _) in wallets)
{
wallet.Dispose();
}
}
}
public static bool TryGetSigningAccount(this ExpressChainManager chainManager, string name, string password, [MaybeNullWhen(false)] out Wallet wallet, [MaybeNullWhen(false)] out UInt160 accountHash)
{
if (!string.IsNullOrEmpty(name))
{
var settings = chainManager.Chain.GetProtocolSettings();
if (name.Equals(ExpressChainExtensions.GENESIS, StringComparison.OrdinalIgnoreCase))
{
(wallet, accountHash) = chainManager.Chain.GetGenesisAccount(settings);
return(true);
}
if (chainManager.Chain.Wallets != null && chainManager.Chain.Wallets.Count > 0)
{
for (int i = 0; i < chainManager.Chain.Wallets.Count; i++)
{
var expWallet = chainManager.Chain.Wallets[i];
if (name.Equals(expWallet.Name, StringComparison.OrdinalIgnoreCase))
{
wallet = DevWallet.FromExpressWallet(settings, expWallet);
accountHash = wallet.GetAccounts().Single(a => a.IsDefault).ScriptHash;
return(true);
}
}
}
for (int i = 0; i < chainManager.Chain.ConsensusNodes.Count; i++)
{
var expWallet = chainManager.Chain.ConsensusNodes[i].Wallet;
if (name.Equals(expWallet.Name, StringComparison.OrdinalIgnoreCase))
{
wallet = DevWallet.FromExpressWallet(settings, expWallet);
accountHash = wallet.GetAccounts().Single(a => !a.Contract.Script.IsMultiSigContract()).ScriptHash;
return(true);
}
}
if (!string.IsNullOrEmpty(password))
{
if (TryGetNEP2Wallet(name, password, settings, out wallet, out accountHash))
{
return(true);
}
if (TryGetNEP6Wallet(name, password, settings, out wallet, out accountHash))
{
return(true);
}
}
}
wallet = null;
accountHash = null;
return(false);
public void Each_account_can_sign_with_simple_key()
{
DevWallet wallet = new DevWallet(NullLogManager.Instance);
for (int i = 1; i <= 10; i++)
{
byte[] keyBytes = new byte[32];
keyBytes[31] = (byte)i;
PrivateKey key = new PrivateKey(keyBytes);
Assert.AreEqual(key.Address, wallet.GetAccounts()[i - 1], $"{i}");
}
}
public void Can_sign()
{
EthereumSigner signer = new EthereumSigner(new SingleReleaseSpecProvider(LatestRelease.Instance, 99), NullLogManager.Instance);
DevWallet wallet = new DevWallet(NullLogManager.Instance);
for (int i = 1; i <= 10; i++)
{
Address signerAddress = wallet.GetAccounts()[0];
Signature sig = wallet.Sign(signerAddress, TestObject.KeccakA);
Address recovered = signer.RecoverAddress(sig, TestObject.KeccakA);
Assert.AreEqual(signerAddress, recovered, $"{i}");
}
}
public void RestoreCheckpoint(string checkPointArchive, bool force)
{
if (chain.ConsensusNodes.Count != 1)
{
throw new ArgumentException("Checkpoint restore is only supported on single node express instances", nameof(chain));
}
checkPointArchive = ResolveCheckpointFileName(checkPointArchive);
if (!fileSystem.File.Exists(checkPointArchive))
{
throw new Exception($"Checkpoint {checkPointArchive} couldn't be found");
}
var node = chain.ConsensusNodes[0];
if (IsNodeRunning(node))
{
var scriptHash = node.Wallet.DefaultAccount?.ScriptHash ?? "<unknown>";
throw new InvalidOperationException($"node {scriptHash} currently running");
}
var checkpointTempPath = fileSystem.GetTempFolder();
using var folderCleanup = AnonymousDisposable.Create(() =>
{
if (fileSystem.Directory.Exists(checkpointTempPath))
{
fileSystem.Directory.Delete(checkpointTempPath, true);
}
});
var nodePath = fileSystem.GetNodePath(node);
if (fileSystem.Directory.Exists(nodePath))
{
if (!force)
{
throw new Exception("You must specify force to restore a checkpoint to an existing blockchain.");
}
fileSystem.Directory.Delete(nodePath, true);
}
var wallet = DevWallet.FromExpressWallet(ProtocolSettings, node.Wallet);
var multiSigAccount = wallet.GetMultiSigAccounts().Single();
RocksDbUtility.RestoreCheckpoint(checkPointArchive, checkpointTempPath,
ProtocolSettings.Network, ProtocolSettings.AddressVersion, multiSigAccount.ScriptHash);
fileSystem.Directory.Move(checkpointTempPath, nodePath);
}
public Task <UInt256> ExecuteAsync(ExpressWalletAccount account, Neo.VM.Script script, decimal additionalGas = 0)
{
if (disposedValue)
{
throw new ObjectDisposedException(nameof(OfflineNode));
}
var devAccount = DevWalletAccount.FromExpressWalletAccount(account);
var devWallet = new DevWallet(string.Empty, devAccount);
var signer = new Signer()
{
Account = devAccount.ScriptHash, Scopes = WitnessScope.CalledByEntry
};
var tx = devWallet.MakeTransaction(script, devAccount.ScriptHash, new[] { signer });
if (additionalGas > 0.0m)
{
tx.SystemFee += (long)additionalGas.ToBigInteger(NativeContract.GAS.Decimals);
}
var context = new ContractParametersContext(tx);
if (devAccount.IsMultiSigContract())
{
var wallets = chain.GetMultiSigWallets(account);
foreach (var wallet in wallets)
{
if (context.Completed)
{
break;
}
wallet.Sign(context);
}
}
else
{
devWallet.Sign(context);
}
if (!context.Completed)
{
throw new Exception();
}
tx.Witnesses = context.GetWitnesses();
return(SubmitTransactionAsync(tx));
}
internal static ExpressChain CreateChain(int nodeCount)
{
if (nodeCount != 1 && nodeCount != 4 && nodeCount != 7)
{
throw new ArgumentException("invalid blockchain node count", nameof(nodeCount));
}
var wallets = new List <(DevWallet wallet, Neo.Wallets.WalletAccount account)>(nodeCount);
for (var i = 1; i <= nodeCount; i++)
{
var wallet = new DevWallet($"node{i}");
var account = wallet.CreateAccount();
account.IsDefault = true;
wallets.Add((wallet, account));
}
var keys = wallets.Select(t => t.account.GetKey().PublicKey).ToArray();
var contract = Neo.SmartContract.Contract.CreateMultiSigContract((keys.Length * 2 / 3) + 1, keys);
foreach (var(wallet, account) in wallets)
{
var multiSigContractAccount = wallet.CreateAccount(contract, account.GetKey());
multiSigContractAccount.Label = "MultiSigContract";
}
// 49152 is the first port in the "Dynamic and/or Private" range as specified by IANA
// http://www.iana.org/assignments/port-numbers
var nodes = new List <ExpressConsensusNode>(nodeCount);
for (var i = 0; i < nodeCount; i++)
{
nodes.Add(new ExpressConsensusNode()
{
TcpPort = GetPortNumber(i, 3),
WebSocketPort = GetPortNumber(i, 4),
RpcPort = GetPortNumber(i, 2),
Wallet = wallets[i].wallet.ToExpressWallet()
});
}
return(new ExpressChain()
{
Magic = ExpressChain.GenerateMagicValue(),
ConsensusNodes = nodes,
});
static bool TryGetNEP2Wallet(string nep2, string password, ProtocolSettings settings, [MaybeNullWhen(false)] out Wallet wallet, [MaybeNullWhen(false)] out UInt160 accountHash)
{
try
{
var privateKey = Wallet.GetPrivateKeyFromNEP2(nep2, password, settings.AddressVersion);
wallet = new DevWallet(settings, string.Empty);
var account = wallet.CreateAccount(privateKey);
accountHash = account.ScriptHash;
return(true);
}
catch
{
wallet = null;
accountHash = null;
return(false);
}
}
public void Setup()
{
IConfigManager configManager = Substitute.For <IConfigManager>();
configManager.GetAsync(null).ReturnsForAnyArgs(new NdmConfig());
IDataStreamService dataStreamService = Substitute.For <IDataStreamService>();
_providerService = Substitute.For <IProviderService>();
ISessionService sessionService = Substitute.For <ISessionService>();
_ndmNotifier = Substitute.For <INdmNotifier>();
IConsumerNotifier consumerNotifier = new ConsumerNotifier(_ndmNotifier);
_wallet = new DevWallet(new WalletConfig(), LimboLogs.Instance);
_consumerAddress = _wallet.GetAccounts()[0];
_accountService = new AccountService(configManager, dataStreamService, _providerService, sessionService, consumerNotifier, _wallet, "configId", _consumerAddress, LimboLogs.Instance);
}
internal static ExpressChain CreateChain(int nodeCount, byte?addressVersion)
{
if (nodeCount != 1 && nodeCount != 4 && nodeCount != 7)
{
throw new ArgumentException("invalid blockchain node count", nameof(nodeCount));
}
var settings = ProtocolSettings.Default with
{
Network = ExpressChain.GenerateNetworkValue(),
AddressVersion = addressVersion ?? ProtocolSettings.Default.AddressVersion
};
var wallets = new List <(DevWallet wallet, WalletAccount account)>(nodeCount);
for (var i = 1; i <= nodeCount; i++)
{
var wallet = new DevWallet(settings, $"node{i}");
var account = wallet.CreateAccount();
account.IsDefault = true;
wallets.Add((wallet, account));
}
var keys = wallets.Select(t => t.account.GetKey().PublicKey).ToArray();
var contract = Contract.CreateMultiSigContract((keys.Length * 2 / 3) + 1, keys);
foreach (var(wallet, account) in wallets)
{
var multiSigContractAccount = wallet.CreateAccount(contract, account.GetKey());
multiSigContractAccount.Label = "Consensus MultiSigContract";
}
var nodes = wallets.Select((w, i) => new ExpressConsensusNode
{
TcpPort = GetPortNumber(i, 3),
WebSocketPort = GetPortNumber(i, 4),
RpcPort = GetPortNumber(i, 2),
Wallet = w.wallet.ToExpressWallet()
});
return(new ExpressChain()
{
Network = settings.Network,
AddressVersion = settings.AddressVersion,
ConsensusNodes = nodes.ToList(),
});
protected async Task Prepare()
{
_wallet = new DevWallet(new WalletConfig(), _logManager);
_feeAccount = _wallet.GetAccounts()[0];
_consumerAccount = _wallet.GetAccounts()[1];
_providerAccount = _wallet.GetAccounts()[2];
_ndmConfig = new NdmConfig();
IReleaseSpec spec = _releaseSpec;
ISpecProvider specProvider = new SingleReleaseSpecProvider(spec, 99);
MemDb stateDb = new MemDb();
TrieStore trieStore = new TrieStore(stateDb, _logManager);
_state = new StateProvider(trieStore, new MemDb(), _logManager);
StorageProvider storageProvider = new StorageProvider(trieStore, _state, _logManager);
_state.CreateAccount(_consumerAccount, 1000.Ether());
_state.CreateAccount(_providerAccount, 1.Ether());
_state.Commit(spec);
_state.CommitTree(0);
VirtualMachine machine =
new VirtualMachine(Substitute.For <IBlockhashProvider>(), specProvider, _logManager);
TransactionProcessor processor = new TransactionProcessor(specProvider, _state, storageProvider, machine, _logManager);
_bridge = new BlockchainBridge(processor);
TxReceipt receipt = await DeployContract(Bytes.FromHexString(ContractData.GetInitCode(_feeAccount)));
((NdmConfig)_ndmConfig).ContractAddress = receipt.ContractAddress.ToString();
_contractAddress = receipt.ContractAddress;
IBlockTree blockTree = Substitute.For <IBlockTree>();
Block block = Build.A.Block.WithNumber(0).TestObject;
blockTree.Head.Returns(block);
TransactionComparerProvider transactionComparerProvider = new TransactionComparerProvider(specProvider, blockTree);
_txPool = new TxPool.TxPool(
new EthereumEcdsa(specProvider.ChainId, _logManager),
new ChainHeadInfoProvider(specProvider, blockTree, _state),
new TxPoolConfig(),
new TxValidator(specProvider.ChainId),
_logManager,
transactionComparerProvider.GetDefaultComparer());
_ndmBridge = new NdmBlockchainBridge(_bridge, _bridge, _bridge, _bridge);
}
public static bool TryGetAccountHash(this ExpressChain chain, string name, [MaybeNullWhen(false)] out UInt160 accountHash, ProtocolSettings?settings = null)
{
settings ??= chain.GetProtocolSettings();
if (chain.Wallets != null && chain.Wallets.Count > 0)
{
for (int i = 0; i < chain.Wallets.Count; i++)
{
if (string.Equals(name, chain.Wallets[i].Name, StringComparison.OrdinalIgnoreCase))
{
var wallet = DevWallet.FromExpressWallet(settings, chain.Wallets[i]);
var account = wallet.GetAccounts().Single(a => a.IsDefault);
accountHash = account.ScriptHash;
return(true);
}
}
}
Debug.Assert(chain.ConsensusNodes != null && chain.ConsensusNodes.Count > 0);
for (int i = 0; i < chain.ConsensusNodes.Count; i++)
{
var nodeWallet = chain.ConsensusNodes[i].Wallet;
if (string.Equals(name, nodeWallet.Name, StringComparison.OrdinalIgnoreCase))
{
var wallet = DevWallet.FromExpressWallet(settings, nodeWallet);
var account = wallet.GetAccounts().Single(a => a.IsDefault);
accountHash = account.ScriptHash;
return(true);
}
}
if (GENESIS.Equals(name, StringComparison.OrdinalIgnoreCase))
{
(_, accountHash) = chain.GetGenesisAccount(settings);
return(true);
}
if (TryToScriptHash(name, settings.AddressVersion, out accountHash))
{
return(true);
}
accountHash = default;
return(false);
public static Task RunAsync(Store store, ExpressConsensusNode node, TextWriter writer, CancellationToken cancellationToken)
{
var tcs = new TaskCompletionSource <bool>();
Task.Run(() =>
{
try
{
var wallet = DevWallet.FromExpressWallet(node.Wallet);
using (var system = new NeoSystem(store))
{
var logPlugin = new LogPlugin(writer);
var rpcPlugin = new ExpressNodeRpcPlugin(store);
system.StartNode(node.TcpPort, node.WebSocketPort);
system.StartConsensus(wallet);
system.StartRpc(IPAddress.Loopback, node.RpcPort, wallet);
{
using var snapshot = Blockchain.Singleton.GetSnapshot();
var validators = snapshot.GetValidators();
;
}
cancellationToken.WaitHandle.WaitOne();
}
}
catch (Exception ex)
{
tcs.SetException(ex);
}
finally
{
if (store is IDisposable disposable)
{
disposable.Dispose();
}
tcs.TrySetResult(true);
}
});
return(tcs.Task);
}
public static INdmBlockchainBridge BuildABridge()
{
MemDbProvider memDbProvider = new MemDbProvider();
StateReader stateReader = new StateReader(memDbProvider.StateDb, memDbProvider.CodeDb, LimboLogs.Instance);
StateProvider stateProvider = new StateProvider(memDbProvider.StateDb, memDbProvider.CodeDb, LimboLogs.Instance);
StorageProvider storageProvider = new StorageProvider(memDbProvider.StateDb, stateProvider, LimboLogs.Instance);
IEthereumEcdsa ecdsa = new EthereumEcdsa(MainNetSpecProvider.Instance, LimboLogs.Instance);
ITxPool txPool = new TxPool.TxPool(new InMemoryTxStorage(), Timestamper.Default, ecdsa, MainNetSpecProvider.Instance, new TxPoolConfig(), stateProvider, LimboLogs.Instance);
// BlockTree blockTree = new BlockTree(memDbProvider.BlocksDb, memDbProvider.HeadersDb, memDbProvider.BlockInfosDb, new ChainLevelInfoRepository(memDbProvider.BlockInfosDb), MainNetSpecProvider.Instance, txPool, NullBloomStorage.Instance, new SyncConfig(), LimboLogs.Instance);
BlockTree blockTree = Build.A.BlockTree().OfChainLength(1).TestObject;
IWallet wallet = new DevWallet(new WalletConfig(), LimboLogs.Instance);
VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, new BlockhashProvider(blockTree, LimboLogs.Instance), MainNetSpecProvider.Instance, LimboLogs.Instance);
TransactionProcessor processor = new TransactionProcessor(MainNetSpecProvider.Instance, stateProvider, storageProvider, virtualMachine, LimboLogs.Instance);
BlockchainBridge blockchainBridge = new BlockchainBridge(stateReader, stateProvider, storageProvider, blockTree, txPool, new InMemoryReceiptStorage(), NullFilterStore.Instance, NullFilterManager.Instance, wallet, processor, ecdsa, NullBloomStorage.Instance, new ReceiptsRecovery());
return(new NdmBlockchainBridge(blockchainBridge, txPool));
}
public void Can_sign_on_networks_with_chain_id()
{
const int networkId = 40000;
EthereumSigner signer = new EthereumSigner(new SingleReleaseSpecProvider(LatestRelease.Instance, networkId), NullLogManager.Instance);
DevWallet wallet = new DevWallet(NullLogManager.Instance);
for (int i = 1; i <= 10; i++)
{
Address signerAddress = wallet.GetAccounts()[0];
Transaction tx = new Transaction();
tx.SenderAddress = signerAddress;
wallet.Sign(tx, networkId);
Address recovered = signer.RecoverAddress(tx, networkId);
Assert.AreEqual(signerAddress, recovered, $"{i}");
Assert.AreEqual(networkId, tx.Signature.GetChainId, "chainId");
}
}
public void Setup()
{
_blockTree = Substitute.For <IBlockTree>();
_headStep = 10;
_blockTree.Head.Returns(Build.A.BlockHeader.WithHash(Keccak.Compute("hash")).WithAura(_headStep, Bytes.Empty).TestObject);
_auRaStepCalculator = Substitute.For <IAuRaStepCalculator>();
_auRaValidator = Substitute.For <IAuRaValidator>();
var wallet = new DevWallet(new WalletConfig(), NullLogManager.Instance);
_address = wallet.NewAccount(new NetworkCredential(string.Empty, "AAA").SecurePassword);
_auRaSealer = new AuRaSealer(
_blockTree,
_auRaValidator,
_auRaStepCalculator,
_address,
wallet,
NullLogManager.Instance);
}
Block RunConsensus()
{
if (chain.ConsensusNodes.Count == 1)
{
var ctx = new ConsensusContext(nodeWallet, Blockchain.Singleton.Store);
ctx.Reset(0);
ctx.MakePrepareRequest();
ctx.MakeCommit();
return(ctx.CreateBlock());
}
// create ConsensusContext for each ConsensusNode
var contexts = new ConsensusContext[chain.ConsensusNodes.Count];
for (int x = 0; x < contexts.Length; x++)
{
contexts[x] = new ConsensusContext(DevWallet.FromExpressWallet(chain.ConsensusNodes[x].Wallet), Blockchain.Singleton.Store);
contexts[x].Reset(0);
}
// find the primary node for this consensus round
var primary = contexts.Single(c => c.IsPrimary);
var prepareRequestPayload = primary.MakePrepareRequest();
for (int x = 0; x < contexts.Length; x++)
{
var context = contexts[x];
if (context.MyIndex == primary.MyIndex)
{
continue;
}
var prepareRequestMessage = context.GetMessage <PrepareRequest>(prepareRequestPayload);
OnPrepareRequestReceived(context, prepareRequestPayload, prepareRequestMessage);
var commitPayload = context.MakeCommit();
var commitMessage = primary.GetMessage <Commit>(commitPayload);
OnCommitReceived(primary, commitPayload, commitMessage);
}
return(primary.CreateBlock());
}
public static INdmBlockchainBridge BuildABridge()
{
MemDbProvider memDbProvider = new MemDbProvider();
StateReader stateReader = new StateReader(memDbProvider.StateDb, memDbProvider.CodeDb, LimboLogs.Instance);
StateProvider stateProvider = new StateProvider(memDbProvider.StateDb, memDbProvider.CodeDb, LimboLogs.Instance);
StorageProvider storageProvider = new StorageProvider(memDbProvider.StateDb, stateProvider, LimboLogs.Instance);
IEthereumEcdsa ecdsa = new EthereumEcdsa(ChainId.Mainnet, LimboLogs.Instance);
ITxPool txPool = new TxPool.TxPool(new InMemoryTxStorage(), Timestamper.Default, ecdsa, MainnetSpecProvider.Instance, new TxPoolConfig(), stateProvider, LimboLogs.Instance);
// BlockTree blockTree = new BlockTree(memDbProvider.BlocksDb, memDbProvider.HeadersDb, memDbProvider.BlockInfosDb, new ChainLevelInfoRepository(memDbProvider.BlockInfosDb), MainnetSpecProvider.Instance, txPool, NullBloomStorage.Instance, new SyncConfig(), LimboLogs.Instance);
BlockTree blockTree = Build.A.BlockTree().OfChainLength(1).TestObject;
IWallet wallet = new DevWallet(new WalletConfig(), LimboLogs.Instance);
VirtualMachine virtualMachine = new VirtualMachine(stateProvider, storageProvider, new BlockhashProvider(blockTree, LimboLogs.Instance), MainnetSpecProvider.Instance, LimboLogs.Instance);
TransactionProcessor processor = new TransactionProcessor(MainnetSpecProvider.Instance, stateProvider, storageProvider, virtualMachine, LimboLogs.Instance);
ReadOnlyTxProcessingEnv processingEnv = new ReadOnlyTxProcessingEnv(
new ReadOnlyDbProvider(memDbProvider, false),
new ReadOnlyBlockTree(blockTree),
MainnetSpecProvider.Instance, LimboLogs.Instance);
BlockchainBridge blockchainBridge = new BlockchainBridge(
processingEnv,
txPool,
new InMemoryReceiptStorage(),
NullFilterStore.Instance,
NullFilterManager.Instance,
ecdsa,
NullBloomStorage.Instance,
Timestamper.Default,
LimboLogs.Instance,
false,
false);
WalletTxSigner txSigner = new WalletTxSigner(wallet, ChainId.Mainnet);
ITxSealer txSealer0 = new TxSealer(txSigner, Timestamper.Default);
ITxSealer txSealer1 = new NonceReservingTxSealer(txSigner, Timestamper.Default, txPool);
ITxSender txSender = new TxPoolSender(txPool, txSealer0, txSealer1);
return(new NdmBlockchainBridge(blockchainBridge, blockTree, stateReader, txSender));
}
// this method only used in Online/OfflineNode ExecuteAsync
public static IReadOnlyList <Wallet> GetMultiSigWallets(this ExpressChain chain, ProtocolSettings settings, UInt160 accountHash)
{
var builder = ImmutableList.CreateBuilder <Wallet>();
for (int i = 0; i < chain.ConsensusNodes.Count; i++)
{
var wallet = DevWallet.FromExpressWallet(settings, chain.ConsensusNodes[i].Wallet);
if (wallet.GetAccount(accountHash) != null)
{
builder.Add(wallet);
}
}
for (int i = 0; i < chain.Wallets.Count; i++)
{
var wallet = DevWallet.FromExpressWallet(settings, chain.Wallets[i]);
if (wallet.GetAccount(accountHash) != null)
{
builder.Add(wallet);
}
}
return(builder.ToImmutable());
}