protected override void EndProcessing()
{
var config = this.ReadConfig();
IAccountDerivation accountDerivation;
if (string.IsNullOrWhiteSpace(Mnemonic))
{
var hdWalletAccountDerivation = HDAccountDerivation.Create();
accountDerivation = hdWalletAccountDerivation;
Host.UI.WriteLine($"Using mnemonic phrase: '{hdWalletAccountDerivation.MnemonicPhrase}'");
Host.UI.WriteErrorLine("Warning: this private key generation is not secure and should not be used in production.");
}
else
{
accountDerivation = new HDAccountDerivation(Mnemonic);
}
var accountKeys = new List <(Address Address, EthereumEcdsa Account)>();
foreach (var account in EthereumEcdsa.Generate(config.AccountCount, accountDerivation))
{
// Get an account from the public key hash.
var address = account.EcdsaKeyPairToAddress();
accountKeys.Add((address, account));
}
var accounts = accountKeys.ToArray();
GlobalVariables.AccountKeys = accounts;
Console.WriteLine($"Created {accounts.Length} accounts. Use '{CmdLetExtensions.GetCmdletName<WriteAccountsCommand>()}' to save account keys to disk.");
}
protected override void EndProcessing()
{
// Configure Out-Default to automatically place set last command output into variable "$__"
// See: https://tommymaynard.com/three-ways-to-set-psdefaultparametervalues-2017/
var psDefaultParameterValues = SessionState.PSVariable.Get("PSDefaultParameterValues");
var paramDict = (DefaultParameterDictionary)psDefaultParameterValues.Value;
paramDict["Out-Default:OutVariable"] = "__";
if (Setup.Equals(WORKSPACE_MANUAL, StringComparison.OrdinalIgnoreCase))
{
if (!CheckManualSetup())
{
return;
}
}
if (!Config.CheckFileExists(SessionState.Path.CurrentLocation.Path))
{
var configResult = this.Execute <ConfigCommand>((nameof(ConfigCommand.Workspace), Setup));
}
var config = this.ReadConfig();
string rpcServerUri;
if (Setup.Equals(WORKSPACE_DEVELOPMENT, StringComparison.OrdinalIgnoreCase))
{
var startTestServerResult = this.Execute <StartTestServerCommand>();
rpcServerUri = GlobalVariables.TestNodeServer.RpcServer.ServerAddresses[0];
}
else
{
var networkHost = config.NetworkHost;
if (!networkHost.StartsWith("http:", StringComparison.OrdinalIgnoreCase) && !networkHost.StartsWith("https:", StringComparison.OrdinalIgnoreCase))
{
networkHost = "http://" + networkHost;
}
if (!Uri.TryCreate(networkHost, UriKind.Absolute, out var hostUri))
{
Host.UI.WriteErrorLine($"Invalid network host / URI specified: '{networkHost}'");
return;
}
var uriBuilder = new UriBuilder(hostUri);
bool portSpecifiedInHost = config.NetworkHost.Contains(":" + uriBuilder.Port, StringComparison.Ordinal);
if (config.NetworkPort == 0 && !portSpecifiedInHost)
{
Host.UI.WriteWarningLine($"The RPC server port is not specified in '{nameof(Config.NetworkHost)}' or '{nameof(Config.NetworkPort)}' config. The default port {uriBuilder.Uri.Port} for {uriBuilder.Scheme} will be used.");
}
if (config.NetworkPort != 0)
{
if (portSpecifiedInHost)
{
Host.UI.WriteWarningLine($"A network port is specified in both config options {nameof(Config.NetworkHost)}={uriBuilder.Port} and {nameof(Config.NetworkPort)}={config.NetworkPort}. Only {uriBuilder.Port} will be used.");
}
else
{
uriBuilder.Port = (int)config.NetworkPort;
}
}
rpcServerUri = $"{uriBuilder.Scheme}://{uriBuilder.Host}:{uriBuilder.Port}";
}
var jsonRpcClient = JsonRpcClient.Create(
new Uri(rpcServerUri),
defaultGasLimit: config.DefaultGasLimit,
defaultGasPrice: config.DefaultGasPrice);
// Perform a json rpc version check to ensure rpc server is reachable
try
{
var networkVersion = jsonRpcClient.Version().GetResultSafe();
Host.UI.WriteLine($"RPC client connected to server {rpcServerUri}. Network version: {networkVersion}");
}
catch (Exception ex)
{
Host.UI.WriteErrorLine(ex.ToString());
Host.UI.WriteErrorLine($"RPC client could not connect to RPC server at {rpcServerUri}. Check your network configuration with '{CmdLetExtensions.GetCmdletName<ConfigCommand>()}'.");
if (Setup.Equals(WORKSPACE_MANUAL, StringComparison.OrdinalIgnoreCase))
{
if (GlobalVariables.TestNodeServer != null)
{
Host.UI.WriteErrorLine($"A test RPC server is running at {GlobalVariables.TestNodeServer.RpcServer.ServerAddresses.First()}.");
}
else
{
Host.UI.WriteErrorLine($"To start an test RPC server run '{CmdLetExtensions.GetCmdletName<StartTestServerCommand>()}'.");
}
}
return;
}
SessionState.SetRpcClient(jsonRpcClient);
Address[] accounts;
if (config.UseLocalAccounts)
{
uint chainID;
if (config.ChainID != 0)
{
chainID = config.ChainID;
}
else
{
try
{
var verString = jsonRpcClient.Version().GetResultSafe();
chainID = uint.Parse(verString, CultureInfo.InvariantCulture);
}
catch (Exception ex)
{
Host.UI.WriteErrorLine(ex.ToString());
Host.UI.WriteErrorLine($"Could not detect chainID from server. Set '{nameof(Config.ChainID)}' using with '{CmdLetExtensions.GetCmdletName<ConfigCommand>()}'.");
Host.UI.WriteLine($"Use {nameof(Config.ChainID)} of 1 for mainnet. See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-155.md#list-of-chain-ids for more information.");
return;
}
}
if ((GlobalVariables.AccountKeys?.Length).GetValueOrDefault() == 0)
{
var localAcountsFile = LocalAccountsUtil.GetDefaultFilePath(SessionState.Path.CurrentLocation.Path);
if (File.Exists(localAcountsFile))
{
if (LocalAccountsUtil.IsEncrypted(localAcountsFile))
{
WriteWarning($"Local account files exists but is encrypted. The session must be started manually to load encryped accounts. New accounts will be generated in memory instead.");
var newAccountsResult = this.Execute <NewAccountsCommand>();
}
else
{
var loadAccountsResult = this.Execute <LoadAccountsCommand>();
}
}
else
{
var newAccountsResult = this.Execute <NewAccountsCommand>();
}
}
accounts = GlobalVariables.AccountKeys.Select(a => a.Address).ToArray();
GlobalVariables.ChainID = chainID;
jsonRpcClient.RawTransactionSigner = CreateRawTransactionSigner();
jsonRpcClient.TransactionReceiptPollInterval = TimeSpan.FromMilliseconds(500);
}
else
{
accounts = jsonRpcClient.Accounts().GetResultSafe();
}
SessionState.SetAccounts(accounts);
string solSourceDir = Util.GetSolSourcePath(config, SessionState);
if (!Directory.Exists(solSourceDir))
{
Directory.CreateDirectory(solSourceDir);
}
if (Directory.EnumerateFiles(solSourceDir, "*.sol", SearchOption.AllDirectories).Any())
{
var compileSolResult = this.Execute <CompileSolidityCommand>();
}
var watchSolResult = this.Execute <WatchSolidityCommand>();
bool failed = false;
if (failed)
{
Environment.Exit(-1);
}
}
protected override void EndProcessing()
{
if (GlobalVariables.AccountKeys == null || GlobalVariables.AccountKeys.Length == 0)
{
Host.UI.WriteErrorLine($"No accounts are loaded. Use '{CmdLetExtensions.GetCmdletName<NewAccountsCommand>()}' to generate accounts.");
return;
}
string filePath;
if (Path.IsPathRooted(FilePath))
{
filePath = Path.GetFullPath(FilePath);
}
else
{
filePath = Path.GetFullPath(Path.Join(SessionState.Path.CurrentLocation.Path, FilePath));
}
if (EncryptData && string.IsNullOrWhiteSpace(Password))
{
Host.UI.WriteErrorLine($"No '{nameof(Password)}' parameter is provided. To write without encryption set the '{nameof(EncryptData)}' parameter to false");
return;
}
if (!string.IsNullOrWhiteSpace(Password) && !EncryptData)
{
Host.UI.WriteErrorLine($"The '{nameof(EncryptData)}' parameter is set to false but the '{nameof(Password)}' parameter is provided. Pick one.");
return;
}
var accounts = GlobalVariables.AccountKeys;
var accountArrayHex = accounts
.Select(a => new[]
{
a.Address.ToString(hexPrefix: true),
HexUtil.GetHexFromBytes(a.Account.ToPrivateKeyArray(), hexPrefix: true)
})
.ToArray();
JObject dataObj = new JObject();
if (EncryptData)
{
var accountJson = JsonConvert.SerializeObject(accountArrayHex, Formatting.Indented);
var encrypedAccountsString = AesUtil.EncryptString(accountJson, Password);
dataObj[LocalAccountsUtil.JSON_ENCRYPTED_ACCOUNTS_KEY] = encrypedAccountsString;
}
else
{
dataObj[LocalAccountsUtil.JSON_ACCOUNTS_KEY] = JArray.FromObject(accountArrayHex);
}
if (File.Exists(filePath))
{
var choices = new Collection <ChoiceDescription>(new[]
{
new ChoiceDescription("Cancel"),
new ChoiceDescription("Overwrite")
});
var overwrite = Host.UI.PromptForChoice($"File already exists at {filePath}", "Continue and overwite existing file?", choices, 0);
if (overwrite != 1)
{
Host.UI.WriteErrorLine("Accounts not saved to file.");
return;
}
}
var dataJson = dataObj.ToString(Formatting.Indented);
File.WriteAllText(filePath, dataJson);
if (EncryptData)
{
Host.UI.WriteLine($"Wrote {accounts.Length} encrypted accounts to: {filePath}");
}
else
{
Host.UI.WriteLine($"Wrote {accounts.Length} unencrypted accounts to: {filePath}");
}
}
bool CheckManualSetup()
{
if (!Config.CheckFileExists(SessionState.Path.CurrentLocation.Path))
{
WriteWarning($"Cannot initialize workspace without configuration. Run '{CmdLetExtensions.GetCmdletName<ConfigCommand>()}' then run '{CmdLetExtensions.GetCmdletName<InitializeWorkspaceCommand>()}'");
return(false);
}
var config = this.ReadConfig();
if (config.UseLocalAccounts && (GlobalVariables.AccountKeys?.Length).GetValueOrDefault() == 0)
{
var localAcountsFile = LocalAccountsUtil.GetDefaultFilePath(SessionState.Path.CurrentLocation.Path);
if (!File.Exists(localAcountsFile))
{
WriteWarning($"Accounts must be first created to initialize workspace using local accounts. Run '{CmdLetExtensions.GetCmdletName<NewAccountsCommand>()}' then run '{CmdLetExtensions.GetCmdletName<InitializeWorkspaceCommand>()}'");
return(false);
}
if (LocalAccountsUtil.IsEncrypted(localAcountsFile))
{
WriteWarning($"Accounts are encrypted and must be loaded with a password before initialize workspace. Run '{CmdLetExtensions.GetCmdletName<LoadAccountsCommand>()}' then run '{CmdLetExtensions.GetCmdletName<InitializeWorkspaceCommand>()}'");
return(false);
}
}
return(true);
}