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path: root/TAO/tests/Big_Request_Muxing/server.cpp
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// $Id$

#include "Payload_Receiver.h"
#include "ace/Get_Opt.h"
#include "ace/OS_NS_stdio.h"
#include "ace/OS_NS_sys_time.h"

ACE_RCSID(Big_Request_Muxing, server, "$Id$")

const char *ior_output_file = "test.ior";
static int expected = 400;
static int sn_expected = 200;

int
parse_args (int argc, char *argv[])
{
  ACE_Get_Opt get_opts (argc, argv, "o:e:n:");
  int c;

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'o':
        ior_output_file = get_opts.opt_arg ();
        break;
      case 'e':
        expected = ACE_OS::atoi(get_opts.opt_arg());
        break;
      case 'n':
        sn_expected = ACE_OS::atoi(get_opts.opt_arg());
        break;
      case '?':
      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                           "usage:  %s "
                           "-o <iorfile> [-e <expected>] [-n <expected_sync_none>]"
                           "\n",
                           argv [0]),
                          -1);
      }
  // Indicates sucessful parsing of the command line
  return 0;
}

int
main (int argc, char *argv[])
{
  ACE_DEBUG ((LM_DEBUG, "Starting server\n"));

  try
    {
      CORBA::ORB_var orb =
        CORBA::ORB_init (argc, argv, "");

      CORBA::Object_var poa_object =
        orb->resolve_initial_references("RootPOA");

      if (CORBA::is_nil (poa_object.in ()))
        ACE_ERROR_RETURN ((LM_ERROR,
                           " (%P|%t) Unable to initialize the POA.\n"),
                          1);

      PortableServer::POA_var root_poa =
        PortableServer::POA::_narrow (poa_object.in ());

      PortableServer::POAManager_var poa_manager =
        root_poa->the_POAManager ();

      if (parse_args (argc, argv) != 0)
        return 1;

      Payload_Receiver *payload_receiver_impl;
      ACE_NEW_RETURN (payload_receiver_impl,
                      Payload_Receiver(),
                      1);
      PortableServer::ServantBase_var receiver_owner_transfer(payload_receiver_impl);

      Test::Payload_Receiver_var payload_receiver =
        payload_receiver_impl->_this ();

      CORBA::String_var ior =
        orb->object_to_string (payload_receiver.in ());

      // If the ior_output_file exists, output the ior to it
      FILE *output_file= ACE_OS::fopen (ior_output_file, "w");
      if (output_file == 0)
        ACE_ERROR_RETURN ((LM_ERROR,
                           "Cannot open output file for writing IOR: %s",
                           ior_output_file),
                              1);
      ACE_OS::fprintf (output_file, "%s", ior.in ());
      ACE_OS::fclose (output_file);

      poa_manager->activate ();

      ACE_DEBUG((LM_DEBUG, "Server waiting for messages...\n"));

      ACE_Time_Value start_time = ACE_OS::gettimeofday();
      ACE_Time_Value end_time = start_time + ACE_Time_Value(10);
      int count = payload_receiver_impl->count();
      int sn_count = payload_receiver_impl->count(true);
      bool stalled = false;
      while (payload_receiver_impl->count() < expected ||
             payload_receiver_impl->count(true) < sn_expected)
      {
        int prev_count = count;
        int sn_prev_count = sn_count;
        ACE_Time_Value tv(0, 100 * 1000);
        orb->run (tv);
        count = payload_receiver_impl->count();
        sn_count = payload_receiver_impl->count(true);
        if ((count < expected && count == prev_count) ||
            (sn_count < sn_expected && sn_count == sn_prev_count))
          {
            if (!stalled)
              {
                stalled = true;
                end_time =  ACE_OS::gettimeofday() + ACE_Time_Value(5);
              }
            else if (ACE_OS::gettimeofday() > end_time)
              {
                if (count < expected)
                  ACE_DEBUG ((LM_DEBUG,"Clients stalled out after %d messages\n",
                              count));
                break;
              }
          }
        else stalled = false;
      }

      ACE_Time_Value runtime = ACE_OS::gettimeofday() - start_time;

      int result = 0;

      if (count != expected)
      {
        // Even though 200 events were sent with SYNC_NONE, we still don't
        // expect TAO to drop any events.
        ACE_ERROR((LM_ERROR, "Error: "));
        result = 1;
      }



      ACE_DEBUG ((LM_DEBUG,
                  "(%P) - Server got %d of %d sync messages plus %d sync_none"
                  " in %d sec, %d usec\n",
                  count, expected, payload_receiver_impl->count(true),
                  runtime.sec(), runtime.usec()));

      root_poa->destroy (1, 1);

      orb->destroy ();

      return result;
    }
  catch (const CORBA::Exception& ex)
    {
      ex._tao_print_exception ("Exception caught:");
    }

  ACE_DEBUG ((LM_DEBUG, "Ending server\n"));

  return 1;
}