/// <summary>
/// Initializes a new instance of the LauncherHostService class
/// This will be called when run in debug mode
/// </summary>
/// <param name="launcherChoose">launcher choose</param>
//internal LauncherHostService(bool console)
//{
// InitializeComponent();
// this.OpenService();
//}
public void StopService(bool isNtService = false)
{
try
{
// DataService instance is created by session launcher. To make sure data service exit gracefully, close DataService before closing session launcher.
if (this.dataServiceHost != null)
{
this.dataServiceHost.Faulted -= DataServiceHostFaultHandler;
this.dataServiceHost.Close();
this.dataServiceHost = null;
TraceHelper.TraceEvent(TraceEventType.Verbose, "SOA data service endpoint closed");
}
if (this.launcherHost != null)
{
this.launcherHost.Close();
}
this.launcherHost = null;
TraceHelper.TraceEvent(TraceEventType.Verbose, "Session launcher endpoint closed");
this.delegationHost?.Close();
this.delegationHost = null;
TraceHelper.TraceEvent(TraceEventType.Verbose, "Scheduler delegation service closed");
#if HPCPACK
// session launcher host has been closed, remember to close the data service instance
if (this.dataService != null)
{
this.dataService.Close();
this.dataService = null;
TraceHelper.TraceEvent(TraceEventType.Verbose, "Data service instance closed");
}
#endif
if (!isNtService)
{
// only need to get cleaned in SF serivce
if (this.schedulerDelegation is IDisposable disposable)
{
disposable.Dispose();
TraceHelper.TraceEvent(TraceEventType.Verbose, "Scheduler delegation closed");
}
this.schedulerDelegation = null;
if (this.sessionLauncher != null)
{
this.sessionLauncher.Close();
TraceHelper.TraceEvent(TraceEventType.Verbose, "Session launcher closed");
}
this.sessionLauncher = null;
TraceHelper.IsDiagTraceEnabled = null;
SoaDiagTraceHelper.IsDiagTraceEnabledInternal = null;
if (this.brokerNodesManager is IDisposable d)
{
d.Dispose();
}
this.brokerNodesManager = null;
}
}
catch (Exception e)
{
TraceHelper.TraceEvent(TraceEventType.Error, "Failed to close the service host - {0}", e);
}
}
/// <summary>
/// Open the session launcher service
/// </summary>
public async Task OpenService()
{
try
{
// If running on Azure, monitor HAController service and terminate this service
// if HAController dies. Note that SCM service dependency monitoring does not provide
// this
if (SoaHelper.IsOnAzure())
{
ServiceControllerHelpers.MonitorHAControllerStopAsync(HpcServiceNames.HpcSession);
TraceHelper.TraceEvent(TraceEventType.Information, "Azure HAController service monitoring enabled");
}
if (SessionLauncherRuntimeConfiguration.SchedulerType == SchedulerType.HpcPack)
{
#if HPCPACK
this.brokerNodesManager = new BrokerNodesManager();
this.sessionLauncher = SessionLauncherFactory.CreateHpcPackSessionLauncher(SoaHelper.GetSchedulerName(), false, this.brokerNodesManager);
this.schedulerDelegation = new HpcSchedulerDelegation(this.sessionLauncher, this.brokerNodesManager);
#endif
}
else if (SessionLauncherRuntimeConfiguration.SchedulerType == SchedulerType.AzureBatch)
{
var instance = SessionLauncherFactory.CreateAzureBatchSessionLauncher();
this.sessionLauncher = instance;
this.schedulerDelegation = new AzureBatchSchedulerDelegation(instance);
}
else if (SessionLauncherRuntimeConfiguration.SchedulerType == SchedulerType.Local)
{
var instance = SessionLauncherFactory.CreateLocalSessionLauncher();
this.sessionLauncher = instance;
this.schedulerDelegation = new LocalSchedulerDelegation(instance);
}
TraceHelper.IsDiagTraceEnabled = _ => true;
#if HPCPACK
// Bug 18448: Need to enable traces only for those who have enabled trace
if (this.schedulerDelegation is IHpcSchedulerAdapterInternal hpcAdapterInternal)
{
SoaDiagTraceHelper.IsDiagTraceEnabledInternal = hpcAdapterInternal.IsDiagTraceEnabled;
TraceHelper.IsDiagTraceEnabled = SoaDiagTraceHelper.IsDiagTraceEnabled;
}
#endif
// start session launcher service
this.StartSessionLauncherService();
if (SessionLauncherRuntimeConfiguration.SchedulerType == SchedulerType.HpcPack ||
SessionLauncherRuntimeConfiguration.SchedulerType == SchedulerType.Local ||
SessionLauncherRuntimeConfiguration.SchedulerType == SchedulerType.AzureBatch)
{
// start scheduler delegation service
this.StartSchedulerDelegationService();
}
#if HPCPACK
// start data service
if (!SoaHelper.IsOnAzure() && this.sessionLauncher is HpcPackSessionLauncher hpcSessionLauncher)
{
this.dataService = hpcSessionLauncher.GetDataService();
this.StartDataWcfService();
this.StartDataRestService(this.dataService);
}
#endif
}
catch (Exception e)
{
TraceHelper.TraceEvent(TraceEventType.Critical, "Failed to open the service host - {0}", e);
throw;
}
await Task.CompletedTask;
}
