Ejemplo n.º 1
0
int ACE_TMAIN (int argc, ACE_TCHAR *argv[]){
  try
    {
      DDS::DomainParticipantFactory_var dpf =
        TheParticipantFactoryWithArgs(argc, argv);

      DDS::DomainParticipant_var participant =
        dpf->create_participant(11,
                                PARTICIPANT_QOS_DEFAULT,
                                DDS::DomainParticipantListener::_nil(),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (participant.in ())) {
        ACE_DEBUG((LM_DEBUG, "create_participant failed.\n"));
        return 1;
      }

      MessageTypeSupportImpl* servant = new MessageTypeSupportImpl();

      if (DDS::RETCODE_OK != servant->register_type(participant.in (), "")) {
        ACE_DEBUG((LM_DEBUG, "register_type failed.\n"));
        exit(1);
      }

      CORBA::String_var type_name = servant->get_type_name ();

      DDS::TopicQos topic_qos;
      participant->get_default_topic_qos(topic_qos);
      DDS::Topic_var topic =
        participant->create_topic ("Movie Discussion List",
                                   type_name.in (),
                                   topic_qos,
                                   DDS::TopicListener::_nil(),
                                   ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (topic.in ())) {
        ACE_DEBUG((LM_DEBUG, "create_topic failed.\n"));
        exit(1);
      }

      DDS::Publisher_var pub =
        participant->create_publisher(PUBLISHER_QOS_DEFAULT,
        DDS::PublisherListener::_nil(),
        ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (pub.in ())) {
        ACE_DEBUG((LM_DEBUG, "create_publisher failed.\n"));
        exit(1);
      }

      DDS::DataWriterQos dw_qos;
      pub->get_default_datawriter_qos (dw_qos);

      dw_qos.deadline.period.sec     = 4;
      dw_qos.deadline.period.nanosec = 0;

      // Create DataWriter with 4 second deadline period which
      // should be compatible with first DataReader which has 5
      // seconds deadline period and not with second DataReader
      // which has 3 seconds deadline period.
      DDS::DataWriter_var dw =
        pub->create_datawriter(topic, dw_qos, 0,
                               OpenDDS::DCPS::DEFAULT_STATUS_MASK);

      int const max_attempts = 20000;
      int attempts = 1;
      {
        // Wait for both first DataReader connect and write messages.
        std::auto_ptr<Writer> writer (new Writer (dw.in ()));

        while (attempts != max_attempts)
        {
          ::DDS::InstanceHandleSeq handles;
          dw->get_matched_subscriptions(handles);
          if (handles.length() == 1)
            break;
          else
            ACE_OS::sleep(1);
          ++attempts;
        }

        if (attempts == max_attempts)
        {
          ACE_DEBUG((LM_DEBUG, "ERROR: subscriptions failed to match.\n"));
          exit (1);
        }

        writer->start ();
        writer->end ();

        ACE_DEBUG((LM_DEBUG, "Writer changing deadline to incompatible value\n"));

        // Now set DataWriter deadline to be 6 seconds which is not
        // compatible with the existing DataReader. This QoS change
        // should be applied and the association broken.
        dw_qos.deadline.period.sec = 6;

        if (dw->set_qos (dw_qos) != ::DDS::RETCODE_OK) {
          ACE_DEBUG((LM_DEBUG,
            "ERROR: DataWriter could not change deadline period which "
             "should break DataReader associations\n"));
          exit (1);
        } else {

          DDS::WaitSet_var ws = new DDS::WaitSet;
          DDS::StatusCondition_var sc = dw->get_statuscondition();
          sc->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS);
          ws->attach_condition(sc);
          DDS::PublicationMatchedStatus matched;
          DDS::ConditionSeq active;
          const DDS::Duration_t timeout = {5, 0}; // seconds
          while (dw->get_publication_matched_status(matched) == DDS::RETCODE_OK
                 && matched.current_count) {
            if (ws->wait(active, timeout) == DDS::RETCODE_TIMEOUT) {
              break;
            }
          }
          ws->detach_condition(sc);
          if (matched.current_count != 0) {
            ACE_DEBUG((LM_DEBUG,
              "ERROR: DataWriter changed deadline period which should "
              "break association with all existing DataReaders, but did not\n"));
            exit(1);
          }
        }

        // We know the reader has been disassociated, but the reader itself may
        // not have been notified yet.  Introducing delay here to let the reader
        // sync up with the disassociated state before re-associating.

        // Wait for reader to finish unmatching.
        FILE* fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
        int i = 0;
        while (fp == 0 &&  i < 15)
        {
          ACE_DEBUG ((LM_DEBUG,
            ACE_TEXT("(%P|%t) waiting reader to unmatch...\n")));
          ACE_OS::sleep (1);
          ++i;
          fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
        }
        if (fp != 0)
          ACE_OS::fclose (fp);

        ACE_DEBUG((LM_DEBUG, "Writer restoring deadline to compatible value\n"));

        // change it back
        dw_qos.deadline.period.sec = 5;

        if (dw->set_qos (dw_qos) != ::DDS::RETCODE_OK)
        {
          ACE_DEBUG((LM_DEBUG,
            "ERROR: DataWriter could not change deadline period which "
            "should restore DataReader associations\n"));
          exit (1);
        }
      }

      {
        // Wait for both second DataReader connect which changed deadline period
        // from 3 seconds to 5 seconds.
        std::auto_ptr<Writer> writer (new Writer (dw.in ()));
        attempts = 1;
        while (attempts != max_attempts)
        {
          ::DDS::InstanceHandleSeq handles;
          dw->get_matched_subscriptions(handles);
          if (handles.length() == 2)
            break;
          else
            ACE_OS::sleep(1);
          ++attempts;
        }

        if (attempts == max_attempts)
        {
          ACE_DEBUG((LM_DEBUG, "ERROR: subscriptions failed to match.\n"));
          exit(1);
        }

        writer->start ();
        writer->end ();
      }

      {
        // Wait for subscriber exit.
        attempts = 1;
        while (attempts != max_attempts)
        {
          ::DDS::InstanceHandleSeq handles;

          dw->get_matched_subscriptions(handles);
          if (handles.length() == 0)
            break;
          else
            ACE_OS::sleep(1);

          ++ attempts;
        }

        if (attempts == max_attempts)
        {
          ACE_DEBUG((LM_DEBUG, "ERROR: failed to wait for DataReader exit.\n"));
          exit (1);
        }
      }

      participant->delete_contained_entities();
      dpf->delete_participant(participant.in ());
  }
  catch (CORBA::Exception& e)
  {
    cerr << "PUB: Exception caught in main.cpp:" << endl
         << e << endl;
    exit(1);
  }
  TheServiceParticipant->shutdown ();

  return 0;
}
Ejemplo n.º 2
0
int ACE_TMAIN (int argc, ACE_TCHAR *argv[]){
  try
    {
      DDS::DomainParticipantFactory_var dpf =
        TheParticipantFactoryWithArgs(argc, argv);
      DDS::DomainParticipant_var participant =
        dpf->create_participant(11,
                                PARTICIPANT_QOS_DEFAULT,
                                DDS::DomainParticipantListener::_nil(),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (participant.in ())) {
        cerr << "create_participant failed." << endl;
        return 1;
      }

      MessageTypeSupportImpl* servant = new MessageTypeSupportImpl();

      if (DDS::RETCODE_OK != servant->register_type(participant.in (), "")) {
        cerr << "register_type failed." << endl;
        exit(1);
      }

      CORBA::String_var type_name = servant->get_type_name ();

      DDS::TopicQos topic_qos;
      participant->get_default_topic_qos(topic_qos);
      DDS::Topic_var topic =
        participant->create_topic ("Movie Discussion List",
                                   type_name.in (),
                                   topic_qos,
                                   DDS::TopicListener::_nil(),
                                   ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (topic.in ())) {
        cerr << "create_topic failed." << endl;
        exit(1);
      }

      DDS::Publisher_var pub =
        participant->create_publisher(PUBLISHER_QOS_DEFAULT,
        DDS::PublisherListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (pub.in ())) {
        cerr << "create_publisher failed." << endl;
        exit(1);
      }

      // ----------------------------------------------

      // Create the listener.
      DDS::DataWriterListener_var listener (new DataWriterListenerImpl);
      if (CORBA::is_nil (listener.in ()))
      {
        cerr << "ERROR: listener is nil." << endl;
        exit(1);
      }


      DDS::DataWriterQos dw_qos; // Good QoS.
      pub->get_default_datawriter_qos (dw_qos);

      assert (DEADLINE_PERIOD.sec > 1); // Requirement for the test.

      // First data writer will have a listener to test listener
      // callback on deadline expiration.
      DDS::DataWriter_var dw =
        pub->create_datawriter (topic.in (),
                                dw_qos,
                                listener.in (),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

      if (CORBA::is_nil (dw.in ()))
      {
        cerr << "ERROR: create_datawriter failed." << endl;
        exit(1);
      }

      dw_qos.deadline.period.sec     = DEADLINE_PERIOD.sec;
      dw_qos.deadline.period.nanosec = DEADLINE_PERIOD.nanosec;

      // Set qos with deadline. The watch dog starts now.
      if (dw->set_qos (dw_qos) != ::DDS::RETCODE_OK)
      {
        cerr << "ERROR: set deadline qos failed." << endl;
        exit(1);
      }

      {
        // Two threads use same datawriter to write different instances.
        std::auto_ptr<Writer> writer1 (new Writer (dw.in (), 99, SLEEP_DURATION));
        std::auto_ptr<Writer> writer2 (new Writer (dw.in (), 100, SLEEP_DURATION));

        writer1->start ();
        writer2->start ();
        // ----------------------------------------------

        // Wait for fully associate with DataReaders.
        if (writer1->wait_for_start () == false || writer2->wait_for_start () == false)
        {
          cerr << "ERROR: took too long to associate. " << endl;
          exit (1);
        }

        ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Publisher: sleep for %d milliseconds\n"),
                              SLEEP_DURATION.msec ()));

        // Wait for a set of deadline periods to expire.
        ACE_OS::sleep (SLEEP_DURATION);

        ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Publisher: now verify missed ")
                            ACE_TEXT ("deadline status \n")));

        ::DDS::InstanceHandle_t handle1 = writer1->get_instance_handle ();
        ::DDS::InstanceHandle_t handle2 = writer2->get_instance_handle ();

        DDS::OfferedDeadlineMissedStatus deadline_status;
        if (dw->get_offered_deadline_missed_status(deadline_status) != ::DDS::RETCODE_OK)
        {
           cerr << "ERROR: Failed to get offered deadline missed status" << endl;
           exit (1);
        }

        ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Publisher: got missed")
                              ACE_TEXT ("deadline status \n")));

        if (deadline_status.total_count != NUM_EXPIRATIONS * NUM_WRITE_THREADS)
        {
          cerr << "ERROR: Unexpected number of missed offered "
            << "deadlines (" << deadline_status.total_count
            << " instead of " << NUM_EXPIRATIONS * NUM_WRITE_THREADS << ") "
            << endl;

          exit (1);
        }

        if (deadline_status.total_count_change != NUM_EXPIRATIONS * NUM_WRITE_THREADS)
        {
          cerr << "ERROR: Incorrect missed offered "
            << "deadline count change ("
            << deadline_status.total_count_change
            << ") instead of " << NUM_EXPIRATIONS * NUM_WRITE_THREADS
            << endl;

          exit (1);
        }

        if (deadline_status.last_instance_handle != handle1
          && deadline_status.last_instance_handle != handle2)
        {
          cerr << "ERROR: Unexpected last instance handle "
            << deadline_status.last_instance_handle << " instead of "
            << handle1 << " or "
            << handle2 << endl;
          exit (1);
        }

        writer1->wait ();
        writer2->wait ();

        ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Publisher: sleep for %d milliseconds\n"),
                              SLEEP_DURATION.msec()));

        // Wait for another set of deadline periods to expire.
        ACE_OS::sleep (SLEEP_DURATION);

        ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Publisher: now verify missed ")
                            ACE_TEXT ("deadline status \n")));

        if (dw->get_offered_deadline_missed_status(deadline_status) != ::DDS::RETCODE_OK)
        {
           cerr << "ERROR: Failed to get offered deadline missed status" << endl;
           exit (1);
        }

        ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Publisher: got missed")
                              ACE_TEXT ("deadline status \n")));

        if (deadline_status.total_count != (NUM_EXPIRATIONS + 2) * NUM_WRITE_THREADS)
        {
          cerr << "ERROR: Unexpected number of missed offered "
            << "deadlines (" << deadline_status.total_count
            << " instead of " << (NUM_EXPIRATIONS + 2) * NUM_WRITE_THREADS << ") "
            << endl;

          exit (1);
        }

        if (deadline_status.total_count_change != NUM_WRITE_THREADS * 2)
        {
          cerr << "ERROR: Incorrect missed offered "
            << "deadline count change ("
            << deadline_status.total_count_change
            << ") instead of " << NUM_WRITE_THREADS * 2
            << endl;

          exit (1);
        }

        if (deadline_status.last_instance_handle != handle1
          && deadline_status.last_instance_handle != handle2)
        {
          cerr << "ERROR: Unexpected last instance handle "
            << deadline_status.last_instance_handle << " instead of "
            << handle1 << " or "
            << handle2 << endl;
          exit (1);
        }


        // Wait for datareader finish.
        while (1)
        {
          ::DDS::InstanceHandleSeq handles;
          dw->get_matched_subscriptions (handles);
          if (handles.length () == 0)
            break;
          else
            ACE_OS::sleep(1);
        }
      }

      participant->delete_contained_entities();
      dpf->delete_participant(participant.in ());
      TheServiceParticipant->shutdown ();
  }
  catch (CORBA::Exception& e)
  {
    cerr << "PUB: Exception caught in main.cpp:" << endl
         << e << endl;
    exit(1);
  }

  return 0;
}
Ejemplo n.º 3
0
int ACE_TMAIN(int argc, ACE_TCHAR *argv[]) {
  try
    {
      ACE_DEBUG ((LM_DEBUG, "(%P|%t) publisher main\n"));

      DDS::DomainParticipantFactory_var dpf =
        TheParticipantFactoryWithArgs(argc, argv);

      if (parse_args (argc, argv) == -1) {
        return -1;
      }

      DDS::DomainParticipantQos partQos;
      dpf->get_default_participant_qos(partQos);

      // set up user data in DP qos
      CORBA::ULong part_user_data_len
        = static_cast<CORBA::ULong>(ACE_OS::strlen (PART_USER_DATA));
      partQos.user_data.value.length (part_user_data_len);
      partQos.user_data.value.replace (part_user_data_len,
                                       part_user_data_len,
                                       reinterpret_cast<CORBA::Octet*>(PART_USER_DATA));

      DDS::DomainParticipant_var participant =
        dpf->create_participant(411,
                                partQos,
                                DDS::DomainParticipantListener::_nil(),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (participant.in ())) {
        cerr << "publisher: create_participant failed." << endl;
        return 1;
      }

      ::Messenger::MessageTypeSupport_var ts = new ::Messenger::MessageTypeSupportImpl();

      if (DDS::RETCODE_OK != ts->register_type(participant.in (), "Messenger")) {
        cerr << "publisher: register_type failed." << endl;
        exit(1);
      }

      CORBA::String_var type_name = ts->get_type_name ();

      DDS::TopicQos topic_qos;
      participant->get_default_topic_qos(topic_qos);

      // set up topic data in topic qos
      CORBA::ULong topic_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (TOPIC_DATA));
      topic_qos.topic_data.value.length (topic_data_len);
      topic_qos.topic_data.value.replace (topic_data_len, topic_data_len, reinterpret_cast<CORBA::Octet*>(TOPIC_DATA));

      DDS::Topic_var topic =
        participant->create_topic ("Movie Discussion List",
                                   type_name.in (),
                                   topic_qos,
                                   DDS::TopicListener::_nil(),
                                   ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (topic.in ())) {
        cerr << "publisher: create_topic failed." << endl;
        exit(1);
      }

      DDS::PublisherQos pub_qos;
      participant->get_default_publisher_qos (pub_qos);

      // set up group data in group qos
      CORBA::ULong group_data_len = static_cast<CORBA::ULong> (ACE_OS::strlen (GROUP_DATA));
      pub_qos.group_data.value.length (group_data_len);
      pub_qos.group_data.value.replace (group_data_len, group_data_len, reinterpret_cast<CORBA::Octet*>(GROUP_DATA));

      DDS::Publisher_var pub =
        participant->create_publisher(pub_qos,
        DDS::PublisherListener::_nil(),
        ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (pub.in ())) {
        cerr << "publisher: create_publisher failed." << endl;
        exit(1);
      }

      // Create the datawriter
      DDS::DataWriterQos dw_qos;
      pub->get_default_datawriter_qos (dw_qos);
      dw_qos.durability.kind = DDS::TRANSIENT_LOCAL_DURABILITY_QOS;
      dw_qos.reliability.kind  = ::DDS::RELIABLE_RELIABILITY_QOS;
      dw_qos.resource_limits.max_samples_per_instance = 1000;
      dw_qos.history.kind  = ::DDS::KEEP_ALL_HISTORY_QOS;

      // set up user data in DW qos
      CORBA::ULong dw_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (DW_USER_DATA));
      dw_qos.user_data.value.length (dw_user_data_len);
      dw_qos.user_data.value.replace (dw_user_data_len,
                                      dw_user_data_len,
                                      reinterpret_cast<CORBA::Octet*>(DW_USER_DATA));

      DDS::DataWriter_var dw =
        pub->create_datawriter(topic.in (),
                               dw_qos,
                               DDS::DataWriterListener::_nil(),
                               ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (dw.in ())) {
        cerr << "publisher: create_datawriter failed." << endl;
        exit(1);
      }

      // wait for Monitor 1 done
      FILE* fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
      int i = 0;
      while (fp == 0 &&  i < 15)
      {
        ACE_DEBUG ((LM_DEBUG,
          ACE_TEXT("(%P|%t) waiting monitor1 done ...\n")));
        ACE_OS::sleep (1);
        ++ i;
        fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
      }

      if (fp != 0)
        ACE_OS::fclose (fp);

      // Now change the changeable qos. The second monitor should get the updated qos from BIT.

      part_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_PART_USER_DATA));
      partQos.user_data.value.length (part_user_data_len);
      partQos.user_data.value.replace (part_user_data_len,
                                       part_user_data_len,
                                       reinterpret_cast<CORBA::Octet*>(UPDATED_PART_USER_DATA));
      participant->set_qos (partQos);

      dw_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_DW_USER_DATA));
      dw_qos.user_data.value.length (dw_user_data_len);
      dw_qos.user_data.value.replace (dw_user_data_len,
                                      dw_user_data_len,
                                      reinterpret_cast<CORBA::Octet*>(UPDATED_DW_USER_DATA));
      dw->set_qos (dw_qos);

      group_data_len = static_cast<CORBA::ULong> (ACE_OS::strlen (UPDATED_GROUP_DATA));
      pub_qos.group_data.value.length (group_data_len);
      pub_qos.group_data.value.replace (group_data_len,
                                        group_data_len,
                                        reinterpret_cast<CORBA::Octet*>(UPDATED_GROUP_DATA));
      pub->set_qos (pub_qos);

      topic_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_TOPIC_DATA));
      topic_qos.topic_data.value.length (topic_data_len);
      topic_qos.topic_data.value.replace (topic_data_len,
                                          topic_data_len,
                                          reinterpret_cast<CORBA::Octet*>(UPDATED_TOPIC_DATA));
      topic->set_qos (topic_qos);

      Writer* writer = new Writer(dw.in());

      writer->start ();
      while ( !writer->is_finished()) {
        ACE_Time_Value small_time(0,250000);
        ACE_OS::sleep (small_time);
      }

      // Cleanup
      writer->end ();
      delete writer;
      participant->delete_contained_entities();
      dpf->delete_participant(participant.in ());
      TheServiceParticipant->shutdown ();
  }
  catch (CORBA::Exception& e)
    {
       cerr << "publisher: PUB: Exception caught in main.cpp:" << endl
         << e << endl;
      exit(1);
    }

  return 0;
}