public static IEtlAgent CreateAgent(EtlAgentInfo agentInfo)
{
if (agentInfo == null)
{
throw new ArgumentNullException("agentInfo");
}
var providerType = Type.GetType(agentInfo.EtlAgentType);
if (providerType == null)
{
throw new InvalidOperationException(string.Format("Type {0} was not found", agentInfo.EtlAgentType));
}
if (!typeof(IEtlAgent).IsAssignableFrom(providerType))
{
throw new InvalidOperationException(string.Format("Type {0} must implements {1} interface", providerType.FullName, typeof(IEtlAgent).FullName));
}
var ctorWithSource = providerType.GetConstructor(new[] { typeof(EtlAgentInfo) });
var ctorWithoutParams = providerType.GetConstructor(Type.EmptyTypes);
if (ctorWithSource != null)
{
return (IEtlAgent)ctorWithSource.Invoke(new object[] { agentInfo });
}
else if (ctorWithoutParams != null)
{
return (IEtlAgent)ctorWithoutParams.Invoke(null);
}
else
{
throw new InvalidOperationException(string.Format("{0} must have parameterless constructor or constructor with parameter of type {1}", providerType.FullName, typeof(IEtlAgent).FullName));
}
}
public static IEtlAgent CreateAgent(EtlAgentInfo agentInfo)
{
if (agentInfo == null)
{
throw new ArgumentNullException("agentInfo");
}
var providerType = Type.GetType(agentInfo.EtlAgentType);
if (providerType == null)
{
throw new InvalidOperationException(string.Format("Type {0} was not found", agentInfo.EtlAgentType));
}
if (!typeof(IEtlAgent).IsAssignableFrom(providerType))
{
throw new InvalidOperationException(string.Format("Type {0} must implements {1} interface", providerType.FullName, typeof(IEtlAgent).FullName));
}
var ctorWithSource = providerType.GetConstructor(new[] { typeof(EtlAgentInfo) });
var ctorWithoutParams = providerType.GetConstructor(Type.EmptyTypes);
if (ctorWithSource != null)
{
return((IEtlAgent)ctorWithSource.Invoke(new object[] { agentInfo }));
}
else if (ctorWithoutParams != null)
{
return((IEtlAgent)ctorWithoutParams.Invoke(null));
}
else
{
throw new InvalidOperationException(string.Format("{0} must have parameterless constructor or constructor with parameter of type {1}", providerType.FullName, typeof(IEtlAgent).FullName));
}
}
public void Show(ILocalEtlAgent agent, EtlAgentInfo agentInfo, string packageId)
{
if (agent == null)
{
throw new ArgumentNullException("agent");
}
if (agentInfo == null)
{
throw new ArgumentNullException("agentInfo");
}
if (packageId == null)
{
throw new ArgumentNullException("packageId");
}
_agent = agent;
_agentInfo = agentInfo;
_packageId = packageId;
EtlPackage package;
var exc = TryGetPackage(_packageId, out package);
if (exc != null)
{
MessageForm.ShowMessage(MessageFormType.Error, exc.Message, "Cannot open package", new ExceptionInfo(exc), MessageBoxButtons.OK);
}
else
{
_currentPackage = package;
UpdateButtons();
ResetLogView();
ShowCurrentPackage();
this.Show();
}
}
//todo: localize log message
public void ExecuteCommand(EtlConsoleArguments options)
{
System.Console.WriteLine("Verifying input parameters...");
var errorMsg = VerifyArguments(options);
if (!String.IsNullOrEmpty(errorMsg))
{
throw new Exception(String.Format("Input parameters incorrect: {0}", errorMsg));
}
var parameters = ParseParameters(options.GetCommandOptionOrNull(PARAM_NAME_VARIABLES));
System.Console.WriteLine("Input parameters are correct");
System.Console.WriteLine("Creating ETL agent...");
var agentInfo = new EtlAgentInfo()
{
EtlAgentType = options.CommandOptions[PARAM_NAME_AGENT_TYPE],
ConnectionString = options.CommandOptions[PARAM_NAME_AGENT_CONNECTION_STRING],
SchemaName = options.CommandOptions.ContainsKey(PARAM_NAME_AGENT_SCHEMA) ? options.CommandOptions[PARAM_NAME_AGENT_SCHEMA] : String.Empty,
};
var agent = EtlAgents.CreateAgent(agentInfo);
if (agent is ILocalEtlAgent)
{
((ILocalEtlAgent)agent).AttachLogger(new ConsoleEtlLogger(System.Console.Out));
}
System.Console.WriteLine("ETL agent created");
System.Console.WriteLine("Invoking package...");
var result = agent.InvokeEtlPackage(options.CommandOptions[PARAM_NAME_PACKAGE_ID], parameters, null);
System.Console.WriteLine(string.Format("Package has been executed with result {0}", result.Status));
}
private Exception TryCreateAgent(EtlAgentInfo agentInfo, out IEtlAgent agent)
{
try
{
agent = EtlAgents.CreateAgent(agentInfo);
return null;
}
catch (Exception exc)
{
agent = null;
return exc;
}
}
private void SaveEtlAgentSettings(EtlAgentInfo agentInfo)
{
var settingsSuffix = this.SettingsSuffix ?? "";
if (agentInfo != null)
{
Settings.Default["EtlAgentType" + settingsSuffix] = agentInfo.EtlAgentType;
Settings.Default["ConnectionString" + settingsSuffix] = agentInfo.ConnectionString;
Settings.Default["SchemaName" + settingsSuffix] = agentInfo.SchemaName;
}
else
{
Settings.Default["EtlAgentType" + settingsSuffix] = null;
Settings.Default["ConnectionString" + settingsSuffix] = null;
Settings.Default["SchemaName" + settingsSuffix] = null;
}
Settings.Default.Save();
}
private void btnConnectAgent_Click(object sender, EventArgs e)
{
var agentInfo = new EtlAgentInfo
{
EtlAgentType = cmbEtlAgentType.Text.Trim(),
ConnectionString = txtConnectionString.Text.Trim(),
SchemaName = txtSchemaName.Text.Trim(),
};
IEtlAgent agent;
var exc = TryCreateAgent(agentInfo, out agent);
if (exc != null)
{
MessageForm.ShowMessage(MessageFormType.Error, exc.Message, "Cannot connect to ETL agent", new ExceptionInfo(exc), MessageBoxButtons.OK);
}
else
{
if (agent is ILocalEtlAgent)
{
_agentInfo = agentInfo;
_agent = (ILocalEtlAgent)agent;
SaveEtlAgentSettings(_agentInfo);
LoadPackages();
UpdateButtons();
if (this.Connected != null)
{
this.Connected(this, EventArgs.Empty);
}
}
else
{
MessageForm.ShowMessage(MessageFormType.Information, "This ETL agent does not supported", "Cannot connect to ETL agent", null, MessageBoxButtons.OK);
}
}
}
private static SqlEtlAgent CreateAgent()
{
var settings = ConfigurationManager.ConnectionStrings[_connectionStringName];
var source = new EtlAgentInfo
{
ConnectionString = settings.ConnectionString
};
var provider = new SqlEtlAgent(source);
return provider;
}
private static bool Mail(EtlConsoleArguments options)
{
System.Console.WriteLine("Creating ETL agent...");
var agentInfo = new EtlAgentInfo()
{
EtlAgentType = options.CommandOptions[PARAM_NAME_AGENT_TYPE],
ConnectionString = options.CommandOptions[PARAM_NAME_AGENT_CONNECTION_STRING],
SchemaName = options.CommandOptions.ContainsKey(PARAM_NAME_AGENT_SCHEMA) ? options.CommandOptions[PARAM_NAME_AGENT_SCHEMA] : String.Empty,
};
var agent = EtlAgents.CreateAgent(agentInfo);
System.Console.WriteLine("ETL agent created");
System.Console.WriteLine("Retrieving dump...");
List<EtlStatus> statuses = new List<EtlStatus>();
if (options.CommandOptions.ContainsKey(PARAM_NAME_ETL_STATUSES) && !String.IsNullOrEmpty(options.CommandOptions[PARAM_NAME_ETL_STATUSES]))
foreach (var status in options.CommandOptions[PARAM_NAME_ETL_STATUSES].Split(new char[] { ',', ';' }, StringSplitOptions.RemoveEmptyEntries))
statuses.Add((EtlStatus)Enum.Parse(typeof(EtlStatus), status));
List<string> etlPackageIds = new List<string>();
if (options.CommandOptions.ContainsKey(PARAM_NAME_ETL_PACKAGES) && !String.IsNullOrEmpty(options.CommandOptions[PARAM_NAME_ETL_PACKAGES]))
foreach (var packageId in options.CommandOptions[PARAM_NAME_ETL_PACKAGES].Split(new char[] { ',', ';' }, StringSplitOptions.RemoveEmptyEntries))
etlPackageIds.Add(packageId);
var dump = GetDump(agent, Convert.ToInt32(options.CommandOptions[PARAM_NAME_ON_LAST_SECONDS]), statuses, etlPackageIds);
System.Console.WriteLine("Dump has been retrieved");
System.Console.WriteLine("Sending mail...");
var allowEmptyMail = true;
if (options.CommandOptions.ContainsKey(PARAM_NAME_ALLOW_EMPTY_MAIL))
{
var rc = false;
if (Boolean.TryParse(options.CommandOptions[PARAM_NAME_ALLOW_EMPTY_MAIL], out rc))
allowEmptyMail = rc;
}
var result = false;
if (dump.Sessions.Count > 0 || (dump.Sessions.Count == 0 && allowEmptyMail))
{
var mailBody = GetMailBody(options.CommandOptions[PARAM_NAME_SUBJECT], options.CommandOptions[PARAM_NAME_MAIL_TEMPLATE_PATH], dump);
SendMail(options, mailBody);
result = true;
System.Console.WriteLine("Mail has been sent");
}
else
{
//todo: localize message
System.Console.WriteLine("Empty mails is not allowed due to configuration");
System.Console.WriteLine("Mail has not been sent");
}
return result;
}
