private static bool TryReadAdObjects()
{
ADOperationResult adoperationResult = DiagnosticsAggregationServicelet.GetLocalServer();
if (!adoperationResult.Succeeded)
{
Exception exception = adoperationResult.Exception;
DiagnosticsAggregationServicelet.EventLog.LogEvent(MSExchangeDiagnosticsAggregationEventLogConstants.Tuple_DiagnosticsAggregationServiceletLoadFailed, null, new object[]
{
exception
});
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.ServiceletError, "Getting Local server failed. Details {0}", new object[]
{
exception
});
ExTraceGlobals.DiagnosticsAggregationTracer.TraceError <Exception>(0L, "Encountered an error while getting local server object. Details {0}.", exception);
return(false);
}
ADOperationResult adoperationResult2 = DiagnosticsAggregationServicelet.GetTransportSettings();
if (!adoperationResult2.Succeeded)
{
Exception exception2 = adoperationResult2.Exception;
DiagnosticsAggregationServicelet.EventLog.LogEvent(MSExchangeDiagnosticsAggregationEventLogConstants.Tuple_DiagnosticsAggregationServiceletLoadFailed, null, new object[]
{
exception2
});
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.ServiceletError, "Getting transportsettings failed. Details {0}", new object[]
{
exception2
});
ExTraceGlobals.DiagnosticsAggregationTracer.TraceError <Exception>(0L, "Encountered an error while getting TransportSettings configuration. Details {0}.", exception2);
return(false);
}
return(true);
}
private bool TryHostDiagnosticsWebService(bool rehosting, out ServiceHost host)
{
host = null;
Exception ex = null;
int diagnosticsAggregationServicePort = DiagnosticsAggregationServicelet.TransportSettings.DiagnosticsAggregationServicePort;
try
{
host = new ServiceHost(typeof(DiagnosticsAggregationServiceImpl), new Uri[0]);
string text = string.Format(CultureInfo.InvariantCulture, DiagnosticsAggregationHelper.DiagnosticsAggregationEndpointFormat, new object[]
{
"localhost",
diagnosticsAggregationServicePort
});
host.AddServiceEndpoint(typeof(IDiagnosticsAggregationService), DiagnosticsAggregationServicelet.GetTcpBinding(), text);
this.AddMetadataEndpointInDebugBuild(host);
host.Open();
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.Information, string.Format(CultureInfo.InvariantCulture, "listening at {0}", new object[]
{
text
}), new object[0]);
}
catch (InvalidOperationException ex2)
{
ex = ex2;
}
catch (CommunicationException ex3)
{
ex = ex3;
}
catch (TimeoutException ex4)
{
ex = ex4;
}
finally
{
if (ex != null && host != null)
{
WcfUtils.DisposeWcfClientGracefully(host, false);
}
}
if (ex != null)
{
ExTraceGlobals.DiagnosticsAggregationTracer.TraceError <Exception>(0L, "HostService Failed {0}.", ex);
if (rehosting)
{
DiagnosticsAggregationServicelet.EventLog.LogEvent(MSExchangeDiagnosticsAggregationEventLogConstants.Tuple_DiagnosticsAggregationRehostingFailed, null, new object[]
{
diagnosticsAggregationServicePort,
ex
});
}
else
{
DiagnosticsAggregationServicelet.EventLog.LogEvent(MSExchangeDiagnosticsAggregationEventLogConstants.Tuple_DiagnosticsAggregationServiceletLoadFailed, null, new object[]
{
ex
});
}
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.ServiceletError, ex.ToString(), new object[0]);
return(false);
}
return(true);
}
private void HostService()
{
ExTraceGlobals.DiagnosticsAggregationTracer.TraceDebug(0L, "DiagnosticsAggregationServicelet HostService started.");
DiagnosticsAggregationServicelet.log.Start(DiagnosticsAggregationServicelet.config);
if (!DiagnosticsAggregationServicelet.TryReadAdObjects())
{
return;
}
ServiceHost serviceHost = null;
try
{
this.RegisterForChangeNotifications();
if (!this.TryHostDiagnosticsWebService(false, out serviceHost))
{
return;
}
this.StartPeriodicDagAggregation();
while (!base.StopEvent.WaitOne(TimeSpan.FromMinutes(1.0)))
{
if (DiagnosticsAggregationServicelet.transportSettingsChanged)
{
DiagnosticsAggregationServicelet.transportSettingsChanged = false;
TransportConfigContainer transportConfigContainer = DiagnosticsAggregationServicelet.TransportSettings;
if (DiagnosticsAggregationServicelet.GetTransportSettings() != ADOperationResult.Success)
{
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.ServiceletError, "Fetching transport settings failed", new object[0]);
}
else if (transportConfigContainer.DiagnosticsAggregationServicePort != DiagnosticsAggregationServicelet.TransportSettings.DiagnosticsAggregationServicePort)
{
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.Information, "Webservice port is changed from {0} to {1}. Hosting the webservice with the new bindings.", new object[]
{
transportConfigContainer.DiagnosticsAggregationServicePort,
DiagnosticsAggregationServicelet.TransportSettings.DiagnosticsAggregationServicePort
});
ServiceHost serviceHost2 = null;
if (this.TryHostDiagnosticsWebService(true, out serviceHost))
{
ServiceHost client = serviceHost;
serviceHost = serviceHost2;
WcfUtils.DisposeWcfClientGracefully(client, false);
}
else
{
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.ServiceletError, "Hosting the webservice with new bindings did not succeed.", new object[0]);
}
}
else
{
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.Information, "Webservice port did not change.", new object[0]);
}
}
}
}
finally
{
if (DiagnosticsAggregationServicelet.groupQueuesDataProvider != null)
{
DiagnosticsAggregationServicelet.groupQueuesDataProvider.Stop();
}
if (DiagnosticsAggregationServicelet.localQueuesDataProvider != null)
{
DiagnosticsAggregationServicelet.localQueuesDataProvider.Stop();
}
WcfUtils.DisposeWcfClientGracefully(serviceHost, false);
this.UnregisterADNotifications();
DiagnosticsAggregationServicelet.log.Stop();
}
ExTraceGlobals.DiagnosticsAggregationTracer.TraceDebug(0L, "HostService Stopped.");
}
private static void OnLocalServerChanged(ADNotificationEventArgs args)
{
ExTraceGlobals.DiagnosticsAggregationTracer.TraceDebug(0L, "LocalServer changed");
DiagnosticsAggregationServicelet.Log.Log(DiagnosticsAggregationEvent.Information, "LocalServer changed", new object[0]);
DiagnosticsAggregationServicelet.GetLocalServer();
}
public DiagnosticsAggregationServiceImpl()
{
this.localQueuesDataProvider = DiagnosticsAggregationServicelet.GetLocalQueuesDataProvider();
this.groupQueuesDataProvider = DiagnosticsAggregationServicelet.GetGroupQueuesDataProvider();
this.log = DiagnosticsAggregationServicelet.Log;
}
private void RefreshCurrentGroupServerToQueuesMap()
{
ADNotificationAdapter.TryRunADOperation(new ADOperation(this.RefreshCurrentGroupServers), 2);
lock (this)
{
ADObjectId[] array = new ADObjectId[this.currentGroupServerToQueuesMap.Keys.Count];
this.currentGroupServerToQueuesMap.Keys.CopyTo(array, 0);
foreach (ADObjectId adobjectId in array)
{
if (!this.currentGroupServers.Contains(adobjectId))
{
this.currentGroupServerToQueuesMap.Remove(adobjectId);
}
}
}
foreach (ADObjectId adobjectId2 in this.currentGroupServers)
{
string uri = string.Format(CultureInfo.InvariantCulture, DiagnosticsAggregationHelper.DiagnosticsAggregationEndpointFormat, new object[]
{
adobjectId2.Name,
DiagnosticsAggregationServicelet.TransportSettings.DiagnosticsAggregationServicePort
});
Exception ex = null;
DiagnosticsAggregationServiceClient diagnosticsAggregationServiceClient = null;
try
{
diagnosticsAggregationServiceClient = new DiagnosticsAggregationServiceClient(DiagnosticsAggregationServicelet.GetTcpBinding(), new EndpointAddress(uri));
}
catch (UriFormatException ex2)
{
ex = ex2;
}
LocalViewRequest localViewRequest = new LocalViewRequest(RequestType.Queues);
localViewRequest.QueueLocalViewRequest = new QueueLocalViewRequest();
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
GroupQueuesDataProvider.GetLocalViewAsyncState asyncState = new GroupQueuesDataProvider.GetLocalViewAsyncState
{
Client = diagnosticsAggregationServiceClient,
Server = adobjectId2,
Stopwatch = stopwatch,
RequestSessionId = localViewRequest.ClientInformation.SessionId
};
try
{
if (diagnosticsAggregationServiceClient != null)
{
diagnosticsAggregationServiceClient.BeginGetLocalView(localViewRequest, new AsyncCallback(this.OnGetLocalViewCompleted), asyncState);
}
}
catch (EndpointNotFoundException ex3)
{
ex = ex3;
}
catch (InsufficientMemoryException ex4)
{
ex = ex4;
}
catch (CommunicationException ex5)
{
ex = ex5;
}
catch (TimeoutException ex6)
{
ex = ex6;
}
if (ex != null)
{
WcfUtils.DisposeWcfClientGracefully(diagnosticsAggregationServiceClient, false);
stopwatch.Stop();
this.UpdateSnapshotForServer(adobjectId2, localViewRequest.ClientInformation.SessionId, stopwatch.Elapsed, null, ex.Message);
if (ex is InsufficientMemoryException)
{
lock (this)
{
this.log.Log(DiagnosticsAggregationEvent.OutOfResources, "running out of ephemeral ports, will stop making further web service requests", new object[0]);
break;
}
}
}
}
}
