protected override DuplicateContext DuplicateConnection(ListenerSessionConnection session)
{
SocketInformation dupedSocket = default(SocketInformation);
try
{
dupedSocket = (SocketInformation)session.Connection.DuplicateAndClose(this.ProcessId);
}
#pragma warning suppress 56500 // covered by FxCOP
catch (Exception exception)
{
if (Fx.IsFatal(exception))
{
throw;
}
// this normally happens if:
// A) we don't have rights to duplicate handles to the WorkerProcess NativeErrorCode == 10022
// B) we fail to duplicate handle because the WorkerProcess is exiting/exited NativeErrorCode == 10024
// - in the self hosted case: report error to the client
// - in the web hosted case: roundrobin to the next available WorkerProcess (if this WorkerProcess is down?)
#if DEBUG
if (exception is SocketException)
{
Debug.Print("TcpWorkerProcess.DuplicateConnection() failed duplicating socket for processId: " + this.ProcessId + " errorCode:" + ((SocketException)exception).NativeErrorCode + " exception:" + exception.Message);
}
#endif
if (DiagnosticUtility.ShouldTraceError)
{
ListenerTraceUtility.TraceEvent(TraceEventType.Error, ListenerTraceCode.MessageQueueDuplicatedSocketError, SR.GetString(SR.TraceCodeMessageQueueDuplicatedSocketError), this, exception);
}
if (TD.MessageQueueDuplicatedSocketErrorIsEnabled())
{
TD.MessageQueueDuplicatedSocketError(session.EventTraceActivity);
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ServiceActivationException(SR.GetString(SR.MessageQueueDuplicatedSocketError), exception));
}
if (DiagnosticUtility.ShouldTraceInformation)
{
ListenerTraceUtility.TraceEvent(TraceEventType.Information, ListenerTraceCode.MessageQueueDuplicatedSocket, SR.GetString(SR.TraceCodeMessageQueueDuplicatedSocket), this);
}
if (TD.MessageQueueDuplicatedSocketCompleteIsEnabled())
{
TD.MessageQueueDuplicatedSocketComplete(session.EventTraceActivity);
}
return(new TcpDuplicateContext(dupedSocket, session.Via, session.Data));
}