/** * Handles zero copy message sets. Consider your requirements and edit timeout nad matched status bits as needed. * QoS should drive all of you design decisions. */ void CAppNodeImpl::HandleWaitCondition() { // Block until Subscriber is available DDS::StatusCondition_var condition = _writer->get_statuscondition(); condition->set_enabled_statuses( DDS::PUBLICATION_MATCHED_STATUS ); DDS::WaitSet_var waitSet = new DDS::WaitSet; waitSet->attach_condition( condition ); DDS::ConditionSeq conditions; DDS::SubscriptionMatchedStatus matches = { 0, 0, 0, 0, 0 }; DDS::Duration_t timeout = { 30, 0 }; if ( waitSet->wait(conditions, timeout ) != DDS::RETCODE_OK ) { LOG( ERROR ) << "wait condition failed."; } if ( _reader->get_subscription_matched_status( matches ) != DDS::RETCODE_OK ) { LOG( ERROR ) << "Publication matched status failed."; } waitSet->detach_condition( condition ); }
int OpenDDS::Model::WriterSync::wait_unmatch(const DDS::DataWriter_var& writer, unsigned int num_readers) { DDS::ReturnCode_t stat; DDS::StatusCondition_var condition = writer->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus ms = { 0, 0, 0, 0, 0 }; DDS::Duration_t timeout = { 1, 0 }; do { if (DCPS_debug_level > 4) { ACE_DEBUG((LM_NOTICE, ACE_TEXT("WriterSync: pub checking unmatched\n"))); } stat = writer->get_publication_matched_status(ms); if (stat != DDS::RETCODE_OK) { ACE_ERROR_RETURN(( LM_ERROR, ACE_TEXT("(%P|%t) ERROR: %N:%l: wait_unmatch() -") ACE_TEXT(" get_publication_matched_status failed!\n")), -1); } else if (ms.current_count == 0 && (unsigned int)ms.total_count >= num_readers) { if (DCPS_debug_level > 4) { ACE_DEBUG((LM_NOTICE, ACE_TEXT("WriterSync: pub match count %d total count %d\n"), ms.current_count, ms.total_count)); } break; // unmatched } if (DCPS_debug_level > 4) { ACE_DEBUG((LM_NOTICE, ACE_TEXT("WriterSync: pub match count %d total count %d\n"), ms.current_count, ms.total_count)); } // wait for a change stat = ws->wait(conditions, timeout); if ((stat != DDS::RETCODE_OK) && (stat != DDS::RETCODE_TIMEOUT)) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: %N:%l: wait_unmatch() -") ACE_TEXT(" wait failed!\n")), -1); } } while (true); ws->detach_condition(condition); if (DCPS_debug_level > 4) { ACE_DEBUG((LM_NOTICE, ACE_TEXT("WriterSync: pub unmatched\n"))); } return 0; }
bool wait_subscription_matched_status(const Options& /*opts*/, const DDS::DataReader_ptr r) { // To check the match status ? DDS::SubscriptionMatchedStatus matches = {0, 0, 0, 0, 0}; TEST_ASSERT((r->get_subscription_matched_status(matches) == ::DDS::RETCODE_OK)); // Block until Subscriber is available DDS::StatusCondition_var condition = r->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS | DDS::SUBSCRIPTION_MATCHED_STATUS // | DDS::REQUESTED_INCOMPATIBLE_QOS_STATUS // | DDS::OFFERED_INCOMPATIBLE_QOS_STATUS ); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); // int duration = opts.test_duration; DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC // (duration < 0) ? DDS::DURATION_INFINITE_SEC : duration, // (duration < 0) ? DDS::DURATION_INFINITE_NSEC : 0 }; DDS::ConditionSeq conditions; int status = ws->wait(conditions, timeout); ws->detach_condition(condition); if (status != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P|%t)") ACE_TEXT(" ERROR: wait failed: %p\n")), false); } return true; }
int ACE_TMAIN(int argc, ACE_TCHAR *argv[]) { try { // Initialize DomainParticipantFactory DDS::DomainParticipantFactory_var dpf = TheParticipantFactoryWithArgs(argc, argv); int error; if ((error = parse_args(argc, argv)) != 0) { return error; } // Create DomainParticipant DDS::DomainParticipant_var participant = dpf->create_participant(4, PARTICIPANT_QOS_DEFAULT, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!participant) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_participant failed!\n")), -1); } ACE_DEBUG((LM_DEBUG, "(%P|%t) Start publisher\n")); { // Register TypeSupport (Messenger::Message) Messenger::MessageTypeSupport_var ts = new Messenger::MessageTypeSupportImpl; if (ts->register_type(participant, "Messenger") != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" register_type failed!\n")), -1); } // Create Topic (Movie Discussion List) CORBA::String_var type_name = ts->get_type_name(); ACE_DEBUG((LM_DEBUG, "registered type name = %s\n", type_name.in())); DDS::Topic_var topic = participant->create_topic("Movie Discussion List", type_name, TOPIC_QOS_DEFAULT, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!topic) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_topic failed!\n")), -1); } // setup partition DDS::PublisherQos pub_qos; participant->get_default_publisher_qos(pub_qos); DDS::StringSeq my_partition; my_partition.length(1); my_partition[0] = "One"; pub_qos.partition.name = my_partition; // Create Publisher DDS::Publisher_var publisher = participant->create_publisher(pub_qos, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!publisher) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_publisher failed!\n")), -1); } // Create DataWriter DDS::DataWriter_var writer = publisher->create_datawriter(topic, DATAWRITER_QOS_DEFAULT, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!writer) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_datawriter failed!\n")), -1); } Messenger::MessageDataWriter_var message_writer = Messenger::MessageDataWriter::_narrow(writer); if (!message_writer) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" _narrow failed!\n")), -1); } // Block until Subscriber is available DDS::StatusCondition_var condition = writer->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); while (true) { DDS::PublicationMatchedStatus matches; if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" get_publication_matched_status failed!\n")), -1); } if (matches.current_count >= 1) { break; } DDS::ConditionSeq conditions; DDS::Duration_t timeout = { 60, 0 }; if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" wait failed!\n")), -1); } } ws->detach_condition(condition); // Write samples Messenger::Message message; message.subject_id = 99; message.from = "Comic Book Guy"; message.subject = "Review"; message.text = "Worst. Movie. Ever."; message.count = 0; for (int i = 0; i < 10; ++i) { DDS::ReturnCode_t error = message_writer->write(message, DDS::HANDLE_NIL); ++message.count; ++message.subject_id; if (error != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" write returned %d!\n"), error)); } } } ACE_DEBUG((LM_DEBUG, "(%P|%t) Stop publisher\n")); // Clean-up! participant->delete_contained_entities(); dpf->delete_participant(participant); TheServiceParticipant->shutdown(); } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in main():"); return -1; } ACE_DEBUG((LM_DEBUG, "(%P|%t) Publisher exiting\n")); return 0; }
int ACE_TMAIN(int argc, ACE_TCHAR *argv[]) { try { // Initialize DomainParticipantFactory DDS::DomainParticipantFactory_var dpf = TheParticipantFactoryWithArgs(argc, argv); // Create DomainParticipant DDS::DomainParticipant_var participant = dpf->create_participant(42, PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(participant.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_participant failed!\n")), -1); } // Register TypeSupport (Messenger::Message) Messenger::MessageTypeSupport_var ts = new Messenger::MessageTypeSupportImpl(); if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" register_type failed!\n")), -1); } // Create Topic (Movie Discussion List) CORBA::String_var type_name = ts->get_type_name(); DDS::Topic_var topic = participant->create_topic("Movie Discussion List", type_name.in(), TOPIC_QOS_DEFAULT, DDS::TopicListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(topic.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_topic failed!\n")), -1); } // Create Publisher DDS::Publisher_var publisher = participant->create_publisher(PUBLISHER_QOS_DEFAULT, DDS::PublisherListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(publisher.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_publisher failed!\n")), -1); } // Create DataWriter DDS::DataWriter_var writer = publisher->create_datawriter(topic.in(), DATAWRITER_QOS_DEFAULT, DDS::DataWriterListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(writer.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_datawriter failed!\n")), -1); } Messenger::MessageDataWriter_var message_writer = Messenger::MessageDataWriter::_narrow(writer.in()); if (CORBA::is_nil(message_writer.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" _narrow failed!\n")), -1); } // Block until Subscriber is available DDS::StatusCondition_var condition = writer->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = { 0, 0, 0, 0, 0 }; DDS::Duration_t timeout = { 30, 0 }; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" wait failed!\n")), -1); } if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" get_publication_matched_status failed!\n")), -1); } } while (matches.current_count < 1); ws->detach_condition(condition); // Write samples Messenger::Message message; message.subject_id = 99; message.from = CORBA::string_dup("Comic Book Guy"); message.subject = CORBA::string_dup("Review"); message.text = CORBA::string_dup("Worst. Movie. Ever."); message.count = 0; for (int i = 0; i < 10; i++) { DDS::ReturnCode_t error = message_writer->write(message, DDS::HANDLE_NIL); if (error != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" write returned %d!\n"), error)); } } // Wait for samples to be acknowledged if (message_writer->wait_for_acknowledgments(timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" wait_for_acknowledgments failed!\n")), -1); } // Clean-up! participant->delete_contained_entities(); dpf->delete_participant(participant.in()); TheServiceParticipant->shutdown(); } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in main():"); return -1; } return 0; }
void Publisher::run() { DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC}; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = { 0, 0, 0, 0, 0}; const int readers_per_publication = 2; unsigned int cummulative_count = 0; do { if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("%d of %d subscriptions attached, waiting for more.\n"), cummulative_count, this->publications_.size()*readers_per_publication )); } if( DDS::RETCODE_OK != this->waiter_->wait( conditions, timeout)) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::run() - ") ACE_TEXT("failed to synchronize at start of test.\n") )); throw BadSyncException(); } for( unsigned long index = 0; index < conditions.length(); ++index) { DDS::StatusCondition_var condition = DDS::StatusCondition::_narrow( conditions[ index].in()); DDS::Entity_var writer_entity = condition->get_entity(); DDS::DataWriter_var writer = DDS::DataWriter::_narrow( writer_entity); if( !CORBA::is_nil( writer.in())) { DDS::StatusMask changes = writer->get_status_changes(); if( changes & DDS::PUBLICATION_MATCHED_STATUS) { if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR ((LM_ERROR, "ERROR: failed to get publication matched status\n")); ACE_OS::exit (1); } cummulative_count += matches.current_count_change; } } } // We know that there are 2 subscriptions matched with each publication. } while( cummulative_count < (readers_per_publication*this->publications_.size())); // Kluge to bias the race between BuiltinTopic samples and application // samples towards the BuiltinTopics during association establishment. // ACE_OS::sleep( 2); if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("starting to publish samples with %d matched subscriptions.\n"), cummulative_count )); } for( unsigned int index = 0; index < this->publications_.size(); ++index) { this->publications_[ index]->start(); } // Allow some traffic to occur before making any wait() calls. ACE_OS::sleep( 2); ::DDS::Duration_t delay = { 5, 0 }; // Wait for up to 5 seconds. if (this->options_.publisher()) { DDS::ReturnCode_t error = this->publisher_->wait_for_acknowledgments(delay); if (error != DDS::RETCODE_OK) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) ERROR: Publisher::run() - ") ACE_TEXT("publisher wait failed with code: %d.\n"), error)); ++this->status_; } } else { for( unsigned int index = 0; index < this->publications_.size(); ++index) { // First wait on this writer. ::DDS::ReturnCode_t result = this->publications_[ index]->wait_for_acks( delay); if( result != ::DDS::RETCODE_OK) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) ERROR: Publisher::run() - ") ACE_TEXT("publication %d wait failed with code: %d.\n"), index, result )); ++this->status_; } } } // Signal the writers to terminate. for( unsigned int index = 0; index < this->publications_.size(); ++index) { this->publications_[ index]->stop(); } // Additional wait() calls will be made by each thread during shutdown. // Separate loop so the termination messages can be handled concurrently. for( unsigned int index = 0; index < this->publications_.size(); ++index) { // Join and clean up. this->publications_[ index]->wait(); ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("publication %d stopping after sending %d messages.\n"), index, this->publications_[ index]->messages() )); this->status_ += this->publications_[ index]->status(); delete this->publications_[ index]; } this->publications_.clear(); if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("finished publishing samples.\n") )); } }
int ParticipantTask::svc() { try { ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) -> PARTICIPANT STARTED\n"))); DDS::DomainParticipantFactory_var dpf = TheParticipantFactory; DDS::DomainParticipant_var participant; DDS::Publisher_var publisher; DDS::DataWriter_var writer; FooDataWriter_var writer_i; DDS::StatusCondition_var cond; DDS::WaitSet_var ws = new DDS::WaitSet; { // Scope for guard to serialize creating Entities. GuardType guard(lock_); // Create Participant participant = dpf->create_participant(42, PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); #ifdef OPENDDS_SAFETY_PROFILE // RTPS cannot be shared char config_name[64], inst_name[64]; ACE_OS::snprintf(config_name, 64, "cfg_%d", thread_index_); ACE_OS::snprintf(inst_name, 64, "rtps_%d", thread_index_); ++thread_index_; ACE_DEBUG((LM_INFO, "(%P|%t) -> PARTICIPANT creating transport config %C\n", config_name)); OpenDDS::DCPS::TransportConfig_rch config = TheTransportRegistry->create_config(config_name); OpenDDS::DCPS::TransportInst_rch inst = TheTransportRegistry->create_inst(inst_name, "rtps_udp"); config->instances_.push_back(inst); TheTransportRegistry->bind_config(config_name, participant); #endif } // End of lock scope. if (CORBA::is_nil(participant.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_participant failed!\n")), 1); { // Create Publisher publisher = participant->create_publisher(PUBLISHER_QOS_DEFAULT, DDS::PublisherListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(publisher.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_publisher failed!\n")), 1); // Register Type (FooType) FooTypeSupport_var ts = new FooTypeSupportImpl; if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" register_type failed!\n")), 1); // Create Topic (FooTopic) DDS::Topic_var topic = participant->create_topic("FooTopic", ts->get_type_name(), TOPIC_QOS_DEFAULT, DDS::TopicListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(topic.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_topic failed!\n")), 1); // Create DataWriter DDS::DataWriterQos writer_qos; publisher->get_default_datawriter_qos(writer_qos); #ifndef OPENDDS_NO_OWNERSHIP_PROFILE writer_qos.history.depth = samples_per_thread_; #endif writer = publisher->create_datawriter(topic.in(), writer_qos, DDS::DataWriterListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(writer.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_datawriter failed!\n")), 1); writer_i = FooDataWriter::_narrow(writer); if (CORBA::is_nil(writer_i)) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" _narrow failed!\n")), 1); // Block until Subscriber is available cond = writer->get_statuscondition(); cond->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); ws->attach_condition(cond); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = {0, 0, 0, 0, 0}; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" wait failed!\n")), 1); if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR ((LM_ERROR, "(%P|%t) ERROR: failed to get publication matched status\n")); ACE_OS::exit (1); } } while (matches.current_count < 1); ws->detach_condition(cond); // The following is intentionally inefficient to stress various // pathways related to publication; we should be especially dull // and write only one sample at a time per writer. ProgressIndicator progress("(%P|%t) PARTICIPANT %d%% (%d samples sent)\n", samples_per_thread_); for (std::size_t i = 0; i < samples_per_thread_; ++i) { Foo foo; foo.key = 3; DDS::InstanceHandle_t handle = writer_i->register_instance(foo); if (writer_i->write(foo, handle) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" write failed!\n")), 1); } ++progress; } DDS::Duration_t interval = { 30, 0}; if( DDS::RETCODE_OK != writer->wait_for_acknowledgments( interval)) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P:%t) ERROR: svc() - ") ACE_TEXT("timed out waiting for acks!\n") ), 1); } } // Clean-up! ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) <- PUBLISHER PARTICIPANT DEL CONT ENTITIES\n"))); participant->delete_contained_entities(); ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) <- PUBLISHER DELETE PARTICIPANT\n"))); dpf->delete_participant(participant.in()); ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) <- PUBLISHER PARTICIPANT VARS GOING OUT OF SCOPE\n"))); } catch (const CORBA::Exception& e) { e._tao_print_exception("caught in svc()"); return 1; } ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) <- PARTICIPANT FINISHED\n"))); return 0; }
int Writer::svc() { DDS::InstanceHandleSeq handles; try { // Block until Subscriber is available DDS::StatusCondition_var condition = writer_->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = {0, 0, 0, 0, 0}; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: wait failed!\n"))); ACE_OS::exit(-1); } if (writer_->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: get_publication_matched_status failed!\n"))); ACE_OS::exit(-1); } } while (matches.current_count < 1); ws->detach_condition(condition); // Write samples Messenger::MessageDataWriter_var message_dw = Messenger::MessageDataWriter::_narrow(writer_.in()); if (CORBA::is_nil(message_dw.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: _narrow failed!\n"))); ACE_OS::exit(-1); } Messenger::Message message; message.subject_id = 99; DDS::InstanceHandle_t handle = message_dw->register_instance(message); message.from = "Comic Book Guy"; message.subject = "Review"; message.text = "Worst. Movie. Ever."; message.count = 0; for (int i = 0; i < num_messages; i++) { DDS::ReturnCode_t error; do { error = message_dw->write(message, handle); } while (error == DDS::RETCODE_TIMEOUT); if (error != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: write returned %d!\n"), error)); } message.count++; } } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in svc():"); } finished_instances_ ++; return 0; }
int ACE_TMAIN (int argc, ACE_TCHAR *argv[]) { try { DDS::DomainParticipantFactory_var dpf; DDS::DomainParticipant_var participant; dpf = TheParticipantFactoryWithArgs(argc, argv); 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 ; } Messenger::MessageTypeSupportImpl* mts_servant = new Messenger::MessageTypeSupportImpl; if (DDS::RETCODE_OK != mts_servant->register_type(participant.in (), "")) { cerr << "Failed to register the MessageTypeTypeSupport." << endl; exit(1); } CORBA::String_var type_name = mts_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 << "Failed to create_topic." << endl; exit(1); } // Create the subscriber and attach to the corresponding // transport. DDS::Subscriber_var sub = participant->create_subscriber (SUBSCRIBER_QOS_DEFAULT, DDS::SubscriberListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil (sub.in ())) { cerr << "Failed to create_subscriber." << endl; exit(1); } DDS::DataReaderQos dr_qos; sub->get_default_datareader_qos (dr_qos); // Make reliable dr_qos.reliability.kind = DDS::RELIABLE_RELIABILITY_QOS; // Set up a 5 second recurring deadline. dr_qos.deadline.period.sec = 5; dr_qos.deadline.period.nanosec = 0; // Create two listeners. One for each DataReader. DDS::DataReaderListener_var listener1 (new DataReaderListenerImpl); if (CORBA::is_nil (listener1.in ())) { cerr << "ERROR: listener1 is nil." << endl; exit(1); } DDS::DataReaderListener_var listener2 (new DataReaderListenerImpl); if (CORBA::is_nil (listener2.in ())) { cerr << "ERROR: listener2 is nil." << endl; exit(1); } // First data reader has 5 second deadline period. DDS::DataReader_var dr1 = sub->create_datareader (topic.in (), dr_qos, listener1.in (), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); // Set up a 3 second recurring deadline. dr_qos.deadline.period.sec = 3; dr_qos.deadline.period.nanosec = 0; // Second data reader has 3 second deadline period which // is not compatible with DataWriter. DDS::DataReader_var dr2 = sub->create_datareader (topic.in (), dr_qos, listener2.in (), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil (dr1.in ()) || CORBA::is_nil (dr2.in ())) { cerr << "ERROR: create_datareader failed." << endl; exit(1); } DataReaderListenerImpl* listener_servant1 = dynamic_cast<DataReaderListenerImpl*>(listener1.in()); DataReaderListenerImpl* listener_servant2 = dynamic_cast<DataReaderListenerImpl*>(listener2.in()); int expected = 10; // Writer of deadline 4 -> Reader of deadline 5 while ( listener_servant1->num_reads() < expected) { //cout << "subscriber listener1 waiting for " << expected //<< " reads, got " << listener_servant1->num_reads() << std::endl; ACE_OS::sleep (1); } // Writer of deadline 4 and Reader of deadline 3 is not // compatible so second DataReader should not receive // any message from DataWriter. if (listener_servant2->num_reads() > 0) { cerr << "ERROR: second DataReader should not receive message from " << "datawriter as their deadline QoS is not compatible" << endl; exit (1); } // Wait for dr1 to be unmatched from the writer (due to writer set_qos). ACE_DEBUG((LM_DEBUG, "(%P|%t) check for dr1 unmatch\n")); DDS::WaitSet_var ws = new DDS::WaitSet; DDS::StatusCondition_var sc = dr1->get_statuscondition(); sc->set_enabled_statuses(DDS::SUBSCRIPTION_MATCHED_STATUS); ws->attach_condition(sc); DDS::SubscriptionMatchedStatus matched; const DDS::Duration_t timeout = {5, 0}; // seconds while (dr1->get_subscription_matched_status(matched) == DDS::RETCODE_OK && matched.current_count == matched.total_count) { DDS::ConditionSeq active; ACE_DEBUG((LM_DEBUG, "(%P|%t) wait for dr1 unmatch\n")); if (ws->wait(active, timeout) == DDS::RETCODE_TIMEOUT) { cerr << "ERROR: timeout expired while waiting for dr1 to be " "unmatched from the writer which now has a 6 second deadline\n"; exit (1); } } ws->detach_condition(sc); ACE_DEBUG((LM_DEBUG, "(%P|%t) done dr1 unmatch\n")); // Now change second DataReader to have deadline period to be 5 seconds. This // value is compatible with DataWriter so it will be matched. dr_qos.deadline.period.sec = 5; if (dr2->set_qos (dr_qos) != ::DDS::RETCODE_OK) { cerr << "ERROR: DataReader changed deadline period to make it compatible " << "with datawriter" << endl; exit (1); } // second DataReader should receive 20 messages so far. while ( listener_servant1->num_reads() < 2 * expected) { //cout << "subscriber listener1 waiting for " << 2 * expected //<< " reads, got " << listener_servant1->num_reads() << std::endl; ACE_OS::sleep (1); } // second DataReader should receive 10 messages. while ( listener_servant2->num_reads() < expected) { //cout << "subscriber listener2 waiting for " << expected //<< " reads, got " << listener_servant2->num_reads() << std::endl; ACE_OS::sleep (1); } // During this period, the 5 second should have at most 1 missed // deadline, but with 3 seconds, it should have at least 2 missed // deadline. ACE_OS::sleep (9); if (listener_servant2->num_deadline_missed () > 1) { cerr << "ERROR: failed to verify deadline missed count " << endl; exit (1); } if (!CORBA::is_nil (participant.in ())) { participant->delete_contained_entities(); } if (!CORBA::is_nil (dpf.in ())) { dpf->delete_participant(participant.in ()); } TheServiceParticipant->shutdown (); } catch (CORBA::Exception& e) { cerr << "SUB: Exception caught in main ():" << endl << e << endl; return 1; } TheServiceParticipant->shutdown (); return 0; }
int ACE_TMAIN(int argc, ACE_TCHAR** argv) { try { TheParticipantFactoryWithArgs(argc, argv); // Create Participant DDS::DomainParticipant_var participant = TheParticipantFactory->create_participant(42, PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(participant.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: create_participant failed!\n")), 1); // Create Subscriber DDS::Subscriber_var subscriber = participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT, DDS::SubscriberListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(subscriber.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: create_subscriber failed!\n")), 2); // Create Publisher DDS::Publisher_var publisher = participant->create_publisher(PUBLISHER_QOS_DEFAULT, DDS::PublisherListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(publisher.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: create_publisher failed!\n")), 1); OpenDDS::DCPS::TransportIdType transportId(0); // Attach Subscriber Transport ++transportId; OpenDDS::DCPS::TransportConfiguration_rch sub_config = TheTransportFactory->get_or_create_configuration(transportId, ACE_TEXT("SimpleTcp")); OpenDDS::DCPS::TransportImpl_rch sub_transport = TheTransportFactory->create_transport_impl(transportId); OpenDDS::DCPS::SubscriberImpl* subscriber_i = dynamic_cast<OpenDDS::DCPS::SubscriberImpl*>(subscriber.in()); if (subscriber_i == 0) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: dynamic_cast failed!\n")), 1); OpenDDS::DCPS::AttachStatus sub_status = subscriber_i->attach_transport(sub_transport.in()); if (sub_status != OpenDDS::DCPS::ATTACH_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: attach_transport failed!\n")), 1); // Attach Publisher Transport ++transportId; OpenDDS::DCPS::TransportConfiguration_rch pub_config = TheTransportFactory->get_or_create_configuration(transportId, ACE_TEXT("SimpleTcp")); OpenDDS::DCPS::TransportImpl_rch pub_transport = TheTransportFactory->create_transport_impl(transportId); OpenDDS::DCPS::PublisherImpl* publisher_i = dynamic_cast<OpenDDS::DCPS::PublisherImpl*>(publisher.in()); if (publisher_i == 0) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: dynamic_cast failed!\n")), 1); OpenDDS::DCPS::AttachStatus pub_status = publisher_i->attach_transport(pub_transport.in()); if (pub_status != OpenDDS::DCPS::ATTACH_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: attach_transport failed!\n")), 1); // Register Type (FooType) FooTypeSupport_var ts = new FooTypeSupportImpl; if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: register_type failed!\n")), 1); // Create Topic (FooTopic) DDS::Topic_var topic = participant->create_topic("FooTopic", ts->get_type_name(), TOPIC_QOS_DEFAULT, DDS::TopicListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(topic.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: create_topic failed!\n")), 1); // Create DataReader DDS::DataReaderQos qos; if (subscriber->get_default_datareader_qos(qos) != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_datareader failed!\n")), -1); qos.history.kind = DDS::KEEP_ALL_HISTORY_QOS; DDS::DataReader_var reader = subscriber->create_datareader(topic.in(), qos, DDS::DataReaderListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(reader.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: create_datareader failed!\n")), 7); FooDataReader_var reader_i = FooDataReader::_narrow(reader); if (CORBA::is_nil(reader_i)) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: _narrow failed!\n")), 1); // Create DataWriter DDS::DataWriter_var writer = publisher->create_datawriter(topic.in(), DATAWRITER_QOS_DEFAULT, DDS::DataWriterListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(writer.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: create_datawriter failed!\n")), 1); FooDataWriter_var writer_i = FooDataWriter::_narrow(writer); if (CORBA::is_nil(writer_i)) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: _narrow failed!\n")), 1); // Block until Subscriber is associated DDS::StatusCondition_var cond = writer->get_statuscondition(); cond->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(cond); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = { 0, 0, 0, 0, 0 }; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: wait failed!\n")), 1); if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: failed to get publication matched status!\n")), 2); } } while (matches.current_count < 1); ws->detach_condition(cond); // // FooDataWriter::dispose should cause an instance to be // deleted after the last sample in the instance has been // taken from the ReceivedDataElementList: // DDS_TEST test(reader_i); if (!test) return 1; Foo foo; DDS::InstanceHandle_t handle; handle = writer_i->register_instance(foo); writer_i->write(foo, handle); writer_i->dispose(foo, handle); ACE_OS::sleep(5); // wait for samples to arrive if (!test.take_all_samples()) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: unable to take samples!\n")), 2); /// Verify instance has been deleted if (test.has_instance(handle)) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" ERROR: instance not removed!\n")), 3); // Clean-up! participant->delete_contained_entities(); TheParticipantFactory->delete_participant(participant); TheTransportFactory->release(); TheServiceParticipant->shutdown(); } catch (const CORBA::Exception& e) { e._tao_print_exception("caught in main()"); return -1; } return 0; }
int ACE_TMAIN(int argc, ACE_TCHAR *argv[]) { int status = 0; try { // Initialize DomainParticipantFactory DDS::DomainParticipantFactory_var dpf = TheParticipantFactoryWithArgs(argc, argv); int error; if ((error = parse_args(argc, argv)) != 0) { return error; } // Create DomainParticipant DDS::DomainParticipant_var participant = dpf->create_participant(4, PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(participant.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_participant() failed!\n")), -1); } // Register Type (Messenger::Message) Messenger::MessageTypeSupport_var ts = new Messenger::MessageTypeSupportImpl(); if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: register_type() failed!\n")), -1); } // Create Topic (Movie Discussion List) CORBA::String_var type_name = ts->get_type_name(); DDS::Topic_var topic = participant->create_topic("Movie Discussion List", type_name.in(), TOPIC_QOS_DEFAULT, DDS::TopicListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(topic.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_topic() failed!\n")), -1); } // Create Subscriber DDS::Subscriber_var sub = participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT, DDS::SubscriberListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(sub.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_subscriber() failed!\n")), -1); } // Create DataReader DataReaderListenerImpl* const listener_servant = new DataReaderListenerImpl; DDS::DataReaderListener_var listener(listener_servant); DDS::DataReaderQos dr_qos; sub->get_default_datareader_qos(dr_qos); if (DataReaderListenerImpl::is_reliable()) { std::cout << "Reliable DataReader" << std::endl; dr_qos.reliability.kind = DDS::RELIABLE_RELIABILITY_QOS; } DDS::DataReader_var reader = sub->create_datareader(topic.in(), dr_qos, listener.in(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(reader.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_datareader() failed!\n")), -1); } // Block until Publisher completes DDS::StatusCondition_var condition = reader->get_statuscondition(); condition->set_enabled_statuses(DDS::SUBSCRIPTION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::SubscriptionMatchedStatus matches = { 0, 0, 0, 0, 0 }; while (true) { if (reader->get_subscription_matched_status(matches) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: get_subscription_matched_status() failed!\n")), -1); } if (matches.current_count == 0 && matches.total_count > 0) { break; } if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: wait() failed!\n")), -1); } } status = listener_servant->is_valid() ? 0 : -1; ws->detach_condition(condition); // Clean-up! participant->delete_contained_entities(); dpf->delete_participant(participant.in()); TheServiceParticipant->shutdown(); } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in main():"); status = -1; } return status; }
void Publisher::run() { DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC}; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = { 0, 0, 0, 0, 0}; unsigned int cummulative_count = 0; do { if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("%d of 2 subscriptions attached, waiting for more.\n"), cummulative_count )); } if( DDS::RETCODE_OK != this->waiter_->wait( conditions, timeout)) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::run() - ") ACE_TEXT("failed to synchronize at start of test.\n") )); throw BadSyncException(); } for( unsigned long index = 0; index < conditions.length(); ++index) { DDS::StatusCondition_var condition = DDS::StatusCondition::_narrow( conditions[ index].in()); DDS::Entity_var writer_entity = condition->get_entity(); DDS::DataWriter_var writer = DDS::DataWriter::_narrow( writer_entity); if( !CORBA::is_nil( writer.in())) { DDS::StatusMask changes = writer->get_status_changes(); if( changes & DDS::PUBLICATION_MATCHED_STATUS) { if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR ((LM_ERROR, "ERROR: failed to get publication matched status\n")); ACE_OS::exit (1); } cummulative_count += matches.current_count_change; } } } } while( cummulative_count < 2); /// Kluge to ensure that the remote/subscriber side endpoints have /// been fully associated before starting to send. This appears to be /// a race between the association creation and use and the BuiltIn /// Topic data becoming available. There is no existing mechanism (nor /// should there be) to prevent an association from exchanging data /// prior to the remote endpoint information becoming available via the /// BuiltIn Topic publications. ACE_OS::sleep( 2); ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("starting to publish samples.\n") )); Test::DataDataWriter_var writer0 = Test::DataDataWriter::_narrow( this->writer_[0].in()); Test::DataDataWriter_var writer1 = Test::DataDataWriter::_narrow( this->writer_[1].in()); Test::Data sample0; Test::Data sample1; sample0.key = 1; sample0.value = 0; // before_value is just for the high priority sample, low priority samples are in order sample0.before_value = 0; sample0.priority = false; // add some extra baggage to ensure sample0.baggage.length(9999); if (options_.multipleInstances()) sample1.key = 2; else sample1.key = 1; sample1.value = 0; // will determine later which value this sample should be seen before sample1.before_value = 0; sample1.priority = true; bool sent = false; for (unsigned long num_samples = 1; num_samples < (unsigned long)-1 && !sent; ++num_samples) { ++sample0.value; if (writer0->write( sample0, DDS::HANDLE_NIL) == DDS::RETCODE_TIMEOUT) { // indicate the high priority sample should arrive before the indicated low priority sample sample1.before_value = sample0.value - 1; while (writer1->write( sample1, DDS::HANDLE_NIL) == DDS::RETCODE_TIMEOUT) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::run() - ") ACE_TEXT("should not have backpressure for the second writer.\n") )); } sent = true; } } ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("finished publishing %d samples.\n"), sample0.value )); // Make sure that the data has arriven. ::DDS::Duration_t shutdownDelay = {15, 0}; // Wait up to a total of 15 // seconds to finish the test. if (this->options_.transportType() != Options::UDP) { writer0->wait_for_acknowledgments(shutdownDelay); writer1->wait_for_acknowledgments(shutdownDelay); } else { // Wait for acks won't work with UDP... ACE_OS::sleep(15); } }
int ACE_TMAIN(int argc, ACE_TCHAR** argv) { parse_args(argc, argv); ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) -> SUBSCRIBER STARTED\n"))); try { DDS::DomainParticipantFactory_var dpf = TheParticipantFactoryWithArgs(argc, argv); // Create Participant DDS::DomainParticipant_var participant = dpf->create_participant(42, PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(participant.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" create_participant failed!\n")), 1); // Create Subscriber DDS::Subscriber_var subscriber = participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT, DDS::SubscriberListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(subscriber.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" create_subscriber failed!\n")), 2); // Attach Transport OpenDDS::DCPS::TransportImpl_rch transport = TheTransportFactory->create_transport_impl( OpenDDS::DCPS::DEFAULT_SIMPLE_TCP_ID, "SimpleTcp"); OpenDDS::DCPS::SubscriberImpl* subscriber_i = dynamic_cast<OpenDDS::DCPS::SubscriberImpl*>(subscriber.in()); if (subscriber_i == 0) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" dynamic_cast failed!\n")), 3); OpenDDS::DCPS::AttachStatus status = subscriber_i->attach_transport(transport.in()); if (status != OpenDDS::DCPS::ATTACH_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" attach_transport failed!\n")), 4); // Register Type (FooType) FooTypeSupport_var ts = new FooTypeSupportImpl; if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" register_type failed!\n")), 5); // Create Topic (FooTopic) DDS::Topic_var topic = participant->create_topic("FooTopic", ts->get_type_name(), TOPIC_QOS_DEFAULT, DDS::TopicListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(topic.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" create_topic failed!\n")), 6); // Create DataReader ProgressIndicator progress = ProgressIndicator("(%P|%t) SUBSCRIBER %d%% (%d samples received)\n", expected_samples); DDS::DataReaderListener_var listener = new DataReaderListenerImpl(received_samples, progress); DDS::DataReaderQos reader_qos; subscriber->get_default_datareader_qos(reader_qos); reader_qos.history.kind = DDS::KEEP_ALL_HISTORY_QOS; DDS::DataReader_var reader = subscriber->create_datareader(topic.in(), reader_qos, listener.in(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(reader.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" create_datareader failed!\n")), 7); // Block until Publisher completes DDS::StatusCondition_var cond = reader->get_statuscondition(); cond->set_enabled_statuses(DDS::SUBSCRIPTION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(cond); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::SubscriptionMatchedStatus matches = {0, 0, 0, 0, 0}; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: main()") ACE_TEXT(" wait failed!\n")), 8); if (reader->get_subscription_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR ((LM_ERROR, "ERROR: failed to get subscription matched status\n")); return 1; } } while (matches.current_count > 0 || matches.total_count < n_publishers); ws->detach_condition(cond); // Clean-up! participant->delete_contained_entities(); dpf->delete_participant(participant.in()); TheTransportFactory->release(); TheServiceParticipant->shutdown(); } catch (const CORBA::Exception& e) { e._tao_print_exception("caught in main()"); return 9; } ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) <- SUBSCRIBER FINISHED\n"))); if (received_samples != expected_samples) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) ERROR: subscriber - ") ACE_TEXT("received %d of expected %d samples.\n"), received_samples, expected_samples )); return 10; } return 0; }
void DataReaderListenerImpl::on_data_available(DDS::DataReader_ptr reader) { TestMsgDataReader_var reader_i = TestMsgDataReader::_narrow(reader); if (!reader_i) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: on_data_available() -") ACE_TEXT(" _narrow failed!\n"))); ACE_OS::exit(-1); } TestMsg message; DDS::SampleInfo info; DDS::ReturnCode_t error = reader_i->take_next_sample(message, info); if (error == DDS::RETCODE_OK) { if (info.valid_data) { ACE_DEBUG((LM_DEBUG, "(%P|%t) DataReader %C has received message: %d from: %C\n", id_.c_str(), message.value, std::string(message.from).c_str())); if (!origin_) { TestMsgDataWriter_var message_writer = TestMsgDataWriter::_narrow(writer_); if (!message_writer) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: on_data_available() -") ACE_TEXT(" _narrow failed!\n"))); ACE_OS::exit(-1); } // Block until Subscriber is available DDS::StatusCondition_var condition = writer_->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); while (true) { DDS::PublicationMatchedStatus matches; if (writer_->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: on_data_available() -") ACE_TEXT(" get_publication_matched_status failed!\n"))); ACE_OS::exit(-1); } ACE_DEBUG((LM_DEBUG, "(%P|%t) DataWriter %C has %d of %d readers\n", writer_id_.c_str(), matches.current_count, total_readers_)); if (matches.current_count >= total_readers_) { break; } DDS::ConditionSeq conditions; DDS::Duration_t timeout = { 60, 0 }; if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: on_data_available() -") ACE_TEXT(" wait failed!\n"))); ACE_OS::exit(-1); } } ws->detach_condition(condition); std::string from_list = std::string(message.from) + "->" + writer_id_; message.from = from_list.c_str(); DDS::ReturnCode_t error; do { error = message_writer->write(message, DDS::HANDLE_NIL); if ((error != DDS::RETCODE_OK) && (error != DDS::RETCODE_TIMEOUT)) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: on_data_available() -") ACE_TEXT(" write returned %d!\n"), error)); } } while (error == DDS::RETCODE_TIMEOUT); } if (++received_samples_ == expected_samples_) { ACE_DEBUG((LM_DEBUG, "(%P|%t) DataReader %C has received expected number of samples\n", id_.c_str())); if (!origin_) { ACE_DEBUG((LM_DEBUG, "(%P|%t) DataWriter %C is waiting for acknowledgments\n", writer_id_.c_str())); DDS::Duration_t timeout = { 30, 0 }; writer_->wait_for_acknowledgments(timeout); } done_callback_(); } } } else { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: on_data_available() -") ACE_TEXT(" take_next_sample failed!\n"))); } }
int ParticipantTask::svc() { try { ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) -> PARTICIPANT STARTED\n"))); ACE_Time_Value delay_between_pubs(0, this->delay_between_pubs_msec_ * 1000); DDS::DomainParticipantFactory_var dpf = TheParticipantFactory; // Create Participant DDS::DomainParticipant_var participant = dpf->create_participant(42, PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(participant.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_participant failed!\n")), 1); // Create Publisher DDS::Publisher_var publisher = participant->create_publisher(PUBLISHER_QOS_DEFAULT, DDS::PublisherListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(publisher.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_publisher failed!\n")), 1); // Register Type (FooType) FooTypeSupport_var ts = new FooTypeSupportImpl; if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" register_type failed!\n")), 1); // Create Topic (FooTopic) DDS::Topic_var topic = participant->create_topic("FooTopic", ts->get_type_name(), TOPIC_QOS_DEFAULT, DDS::TopicListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(topic.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_topic failed!\n")), 1); // Create DataWriter DDS::DataWriterQos writer_qos; publisher->get_default_datawriter_qos(writer_qos); writer_qos.history.depth = samples_per_thread_; if (deadline_.sec > 0 || deadline_.nanosec > 0) { writer_qos.deadline.period.sec = deadline_.sec; writer_qos.deadline.period.nanosec = deadline_.nanosec; } DDS::DataWriter_var writer = publisher->create_datawriter(topic.in(), writer_qos, DDS::DataWriterListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(writer.in())) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" create_datawriter failed!\n")), 1); FooDataWriter_var writer_i = FooDataWriter::_narrow(writer); if (CORBA::is_nil(writer_i)) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" _narrow failed!\n")), 1); // Block until Subscriber is available DDS::StatusCondition_var cond = writer->get_statuscondition(); cond->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(cond); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = {0, 0, 0, 0, 0}; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" wait failed!\n")), 1); if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR ((LM_ERROR, "(%P|%t) ERROR: failed to get publication matched status\n")); ACE_OS::exit (1); } } while (matches.current_count < 1); ws->detach_condition(cond); // The following is intentionally inefficient to stress various // pathways related to publication; we should be especially dull // and write only one sample at a time per writer. ProgressIndicator progress("(%P|%t) PARTICIPANT %d%% (%d samples sent)\n", samples_per_thread_); for (std::size_t i = 0; i < samples_per_thread_; ++i) { Foo foo; foo.key = 3; DDS::InstanceHandle_t handle = writer_i->register_instance(foo); if (writer_i->write(foo, handle) != DDS::RETCODE_OK) ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" write failed!\n")), 1); ++progress; ACE_OS::sleep(delay_between_pubs); } DDS::Duration_t interval = { 30, 0}; if( DDS::RETCODE_OK != writer->wait_for_acknowledgments( interval)) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P:%t) ERROR: svc() - ") ACE_TEXT("timed out waiting for acks!\n") ), 1); } publisher->delete_datawriter(writer); // Clean-up! participant->delete_contained_entities(); dpf->delete_participant(participant.in()); } catch (const CORBA::Exception& e) { e._tao_print_exception("caught in svc()"); return 1; } ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) <- PARTICIPANT FINISHED\n"))); return 0; }
int Writer::svc() { DDS::InstanceHandleSeq handles; try { // Block until Subscriber is available DDS::StatusCondition_var condition = writer_->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = {0, 0, 0, 0, 0}; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: wait failed!\n"))); ACE_OS::exit(-1); } if (writer_->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: get_publication_matched_status failed!\n"))); ACE_OS::exit(-1); } } while (matches.current_count < 2); ws->detach_condition(condition); // Write samples Messenger::MessageDataWriter_var message_dw = Messenger::MessageDataWriter::_narrow(writer_.in()); if (CORBA::is_nil(message_dw.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: _narrow failed!\n"))); ACE_OS::exit(-1); } Messenger::Message message; message.from = CORBA::string_dup(ownership_dw_id_.c_str()); message.subject = CORBA::string_dup("Review"); message.text = CORBA::string_dup("Worst. Movie. Ever."); message.count = 1; message.strength = ownership_strength; for (int i = 0; i < num_messages; i++) { message.subject_id = message.count % 2; // 0 or 1 ACE_DEBUG ((LM_DEBUG, "(%P|%t) %s writes instance %d count %d str %d\n", ownership_dw_id_.c_str(), message.subject_id, message.count, message.strength)); DDS::ReturnCode_t error = message_dw->write(message, ::DDS::HANDLE_NIL); if (error != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: write returned %d!\n"), error)); if (error == DDS::RETCODE_TIMEOUT) { timeout_writes_++; } } if (message.count == 5) { ::DDS::DataWriterQos qos; error = this->writer_->get_qos (qos); if (error != ::DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: get_qos returned %d!\n"), error)); } CORBA::Long old = qos.ownership_strength.value; if (reset_ownership_strength != -1 && old != reset_ownership_strength) { qos.ownership_strength.value = reset_ownership_strength; // Add a delay so the builtin topic data update arrives after samples // with previous strength is received by datareader. This helps simplify // result verification on subscriber side. ACE_OS::sleep (1); ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) %s : reset ownership strength from %d to %d\n"), ownership_dw_id_.c_str(), old, reset_ownership_strength)); error = this->writer_->set_qos (qos); if (error != ::DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: set_qos returned %d!\n"), error)); } else { message.strength = reset_ownership_strength; ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) ownership strength in message is now %d\n"), message.strength)); error = this->writer_->get_qos(qos); if (error != ::DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("%N:%l: svc()") ACE_TEXT(" ERROR: get_qos returned %d!\n"), error)); } else { ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) ownership strength in qos is now %d\n"), qos.ownership_strength.value)); } } } } if ((message.count == 5) && reset_delay > ACE_Time_Value::zero) { ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) %s : reset delay from %d to %d at sample %d\n"), ownership_dw_id_.c_str(), dds_delay.msec(), reset_delay.msec(), message.count)); ACE_OS::sleep (reset_delay); } else if (dds_delay > ACE_Time_Value::zero) { ACE_OS::sleep (dds_delay); } message.count++; } } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in svc():"); } finished_instances_ ++; return 0; }
void Publisher::run() { DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC}; DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = { 0, 0, 0, 0, 0}; unsigned int cummulative_count = 0; do { if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("%d of %d subscriptions attached, waiting for more.\n"), cummulative_count, this->publications_.size() )); } if( DDS::RETCODE_OK != this->waiter_->wait( conditions, timeout)) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::run() - ") ACE_TEXT("failed to synchronize at start of test.\n") )); throw BadSyncException(); } for( unsigned long index = 0; index < conditions.length(); ++index) { DDS::StatusCondition_var condition = DDS::StatusCondition::_narrow( conditions[ index].in()); DDS::DataWriter_var writer = DDS::DataWriter::_narrow( condition->get_entity()); if( !CORBA::is_nil( writer.in())) { DDS::StatusMask changes = writer->get_status_changes(); if( changes & DDS::PUBLICATION_MATCHED_STATUS) { if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR ((LM_ERROR, "ERROR: failed to get publication matched status\n")); ACE_OS::exit (1); } cummulative_count += matches.current_count_change; } } } } while( cummulative_count < this->publications_.size()); // Kluge to bias the race between BuiltinTopic samples and application // samples towards the BuiltinTopics during association establishment. ACE_OS::sleep( 2); if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("starting to publish samples with %d matched subscriptions.\n"), cummulative_count )); } for( PublicationMap::const_iterator current = this->publications_.begin(); current != this->publications_.end(); ++current ) { current->second->start(); } // Execute test for specified duration, or block until terminated externally. if( this->options_.duration() > 0) { ACE_Time_Value duration( this->options_.duration(), 0); ACE_OS::sleep( duration); } else { // Block the main thread, leaving the others working. ACE_Thread_Manager::instance()->wait(); } // Signal the writers to terminate. for( PublicationMap::const_iterator current = this->publications_.begin(); current != this->publications_.end(); ++current ) { current->second->stop(); } // Separate loop so the termination messages can be handled concurrently. for( PublicationMap::const_iterator current = this->publications_.begin(); current != this->publications_.end(); ++current ) { // Join and clean up. current->second->wait(); ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("publication %C stopping after sending %d messages.\n"), current->first.c_str(), current->second->messages() )); delete current->second; } this->publications_.clear(); if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::run() - ") ACE_TEXT("finished publishing samples.\n") )); } }
int ACE_TMAIN(int argc, ACE_TCHAR *argv[]) { try { // Initialize DomainParticipantFactory DDS::DomainParticipantFactory_var dpf = TheParticipantFactoryWithArgs(argc, argv); // Create DomainParticipant DDS::DomainParticipant_var participant = dpf->create_participant(42, PARTICIPANT_QOS_DEFAULT, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!participant) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_participant failed!\n")), -1); } // Register Type (Messenger::Message) Messenger::MessageTypeSupport_var ts = new Messenger::MessageTypeSupportImpl; if (ts->register_type(participant, "") != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" register_type failed!\n")), -1); } // Create Topic (Movie Discussion List) CORBA::String_var type_name = ts->get_type_name(); DDS::Topic_var topic = participant->create_topic("Movie Discussion List", type_name, TOPIC_QOS_DEFAULT, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!topic) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_topic failed!\n")), -1); } // Create Subscriber DDS::Subscriber_var subscriber = participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!subscriber) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_subscriber failed!\n")), -1); } // Create DataReader DDS::DataReaderListener_var listener(new DataReaderListenerImpl); DDS::DataReader_var reader = subscriber->create_datareader(topic, DATAREADER_QOS_DEFAULT, listener, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!reader) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_datareader failed!\n")), -1); } Messenger::MessageDataReader_var reader_i = Messenger::MessageDataReader::_narrow(reader); if (!reader_i) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" _narrow failed!\n")), -1); } // Block until Publisher completes DDS::StatusCondition_var condition = reader->get_statuscondition(); condition->set_enabled_statuses(DDS::SUBSCRIPTION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); while (true) { DDS::SubscriptionMatchedStatus matches; if (reader->get_subscription_matched_status(matches) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" get_subscription_matched_status failed!\n")), -1); } if (matches.current_count == 0 && matches.total_count > 0) { break; } DDS::ConditionSeq conditions; DDS::Duration_t timeout = { 60, 0 }; if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" wait failed!\n")), -1); } } ws->detach_condition(condition); // Clean-up! participant->delete_contained_entities(); dpf->delete_participant(participant); TheServiceParticipant->shutdown(); } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in main():"); return -1; } return 0; }
Publisher::Publisher( const Options& options) : options_( options), waiter_( new DDS::WaitSet) { DDS::DomainParticipantFactory_var dpf = TheParticipantFactory; // Create the DomainParticipant this->participant_ = dpf->create_participant( this->options_.domain(), PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil( this->participant_.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create a participant.\n") )); throw BadParticipantException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created participant in domain %d.\n"), this->options_.domain() )); } // Create the transport. OpenDDS::DCPS::TransportConfig_rch transport = TheTransportRegistry->get_config(this->options_.transportKey()); if (transport.is_nil()) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Subscriber::Subscriber() - ") ACE_TEXT("failed to get %C transport.\n"), this->options_.transportKey().c_str() )); throw BadTransportException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Subscriber::Subscriber() - ") ACE_TEXT("created %C transport.\n"), this->options_.transportKey().c_str() )); } // Create and register the type support. DataTypeSupportImpl* testData = new DataTypeSupportImpl(); if( ::DDS::RETCODE_OK != testData->register_type( this->participant_.in(), 0)) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("unable to install type %C support.\n"), testData->get_type_name() )); throw BadTypeSupportException (); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created type %C support.\n"), testData->get_type_name() )); } // Create the topic. this->topic_ = this->participant_->create_topic( this->options_.topicName().c_str(), testData->get_type_name(), TOPIC_QOS_DEFAULT, ::DDS::TopicListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil( this->topic_.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create topic %C.\n"), this->options_.topicName().c_str() )); throw BadTopicException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created topic %C.\n"), this->options_.topicName().c_str() )); } // Create the publisher. this->publisher_ = this->participant_->create_publisher( PUBLISHER_QOS_DEFAULT, ::DDS::PublisherListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil( this->publisher_.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create publisher.\n") )); throw BadPublisherException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created publisher.\n") )); } TheTransportRegistry->bind_config(transport, this->publisher_); if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("attached transport to publisher.\n") )); } // Writer Qos policy values. ::DDS::DataWriterQos writerQos; this->publisher_->get_default_datawriter_qos( writerQos); writerQos.durability.kind = ::DDS::TRANSIENT_LOCAL_DURABILITY_QOS; writerQos.history.kind = ::DDS::KEEP_ALL_HISTORY_QOS; writerQos.resource_limits.max_samples_per_instance = ::DDS::LENGTH_UNLIMITED; // Reliability varies with the transport implementation. switch( this->options_.transportType()) { case Options::TCP: case Options::MC: writerQos.reliability.kind = ::DDS::RELIABLE_RELIABILITY_QOS; break; case Options::UDP: writerQos.reliability.kind = ::DDS::BEST_EFFORT_RELIABILITY_QOS; break; case Options::TRANSPORT_NONE: default: ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("unrecognized transport when setting up Qos policies.\n") )); throw BadQosException(); } if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("starting to create %d publications.\n"), this->options_.profiles().size() )); } // Build as many publications as are specified. for( unsigned int index = 0; index < this->options_.profiles().size(); ++index) { // This publications priority is needed when creating the writer. writerQos.transport_priority.value = this->options_.profiles()[ index]->priority(); // Create the writer. DDS::DataWriter_var writer = this->publisher_->create_datawriter( this->topic_.in(), writerQos, DDS::DataWriterListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil( writer.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create writer.\n") )); throw BadWriterException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created writer for publication %C ") ACE_TEXT("with priority %d.\n"), this->options_.profiles()[ index]->name().c_str(), writerQos.transport_priority.value )); } // Create a publication and store it. this->publications_[ this->options_.profiles()[ index]->name()] = new Writer( writer.in(), *this->options_.profiles()[ index], this->options_.verbose() ); // // Grab, enable and attach the status condition for test // synchronization of the current publication. // DDS::StatusCondition_var status = writer->get_statuscondition(); status->set_enabled_statuses( DDS::PUBLICATION_MATCHED_STATUS); this->waiter_->attach_condition( status.in()); if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created StatusCondition for publication %C.\n"), this->options_.profiles()[ index]->name().c_str() )); } } }
int ACE_TMAIN (int argc, ACE_TCHAR *argv[]) { try { DDS::DomainParticipantFactory_var dpf; DDS::DomainParticipant_var participant; dpf = TheParticipantFactoryWithArgs(argc, argv); 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 ; } Messenger::MessageTypeSupportImpl* mts_servant = new Messenger::MessageTypeSupportImpl; if (DDS::RETCODE_OK != mts_servant->register_type(participant.in (), "")) { cerr << "Failed to register the MessageTypeTypeSupport." << endl; exit(1); } CORBA::String_var type_name = mts_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 << "Failed to create_topic." << endl; exit(1); } // Create the subscriber and attach to the corresponding // transport. DDS::Subscriber_var sub = participant->create_subscriber (SUBSCRIBER_QOS_DEFAULT, DDS::SubscriberListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil (sub.in ())) { cerr << "Failed to create_subscriber." << endl; exit(1); } // ---------------------------------------------- { // Attempt to create a DataReader with intentionally // incompatible QoS. DDS::DataReaderQos bogus_qos; sub->get_default_datareader_qos (bogus_qos); // Set up a 2 second recurring deadline. DataReader creation // should fail with this QoS since the requested deadline period // will be less than the test configured offered deadline // period. bogus_qos.deadline.period.sec = 2; bogus_qos.deadline.period.nanosec = 0; DDS::DataReader_var tmp_dr = sub->create_datareader (topic.in (), bogus_qos, DDS::DataReaderListener::_nil (), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil (tmp_dr.in ())) { cerr << "ERROR: DataReader creation with bogus QoS failed." << endl; exit (1); } DDS::StatusCondition_var cond = tmp_dr->get_statuscondition(); cond->set_enabled_statuses(DDS::REQUESTED_INCOMPATIBLE_QOS_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(cond); DDS::Duration_t four_sec = {4, 0}; DDS::ConditionSeq active; ws->wait(active, four_sec); // Check if the incompatible deadline was correctly flagged. if ((active.length() == 0) || (active[0] != cond)) { cerr << "ERROR: Failed to get requested incompatible qos status" << endl; exit (1); } DDS::RequestedIncompatibleQosStatus incompatible_status; if (tmp_dr->get_requested_incompatible_qos_status (incompatible_status) != ::DDS::RETCODE_OK) { cerr << "ERROR: Failed to get requested incompatible qos status" << endl; exit (1); } DDS::QosPolicyCountSeq const & policies = incompatible_status.policies; bool incompatible_deadline = false; CORBA::ULong const len = policies.length (); for (CORBA::ULong i = 0; i < len; ++i) { if (policies[i].policy_id == DDS::DEADLINE_QOS_POLICY_ID) { incompatible_deadline = true; break; } } if (!incompatible_deadline) { cerr << "ERROR: A DataReader/Writer association was created " << endl << " despite use of deliberately incompatible deadline " << "QoS." << endl; exit (1); } } // ---------------------------------------------- // Create the listener. DDS::DataReaderListener_var listener (new DataReaderListenerImpl); DataReaderListenerImpl* listener_servant = dynamic_cast<DataReaderListenerImpl*>(listener.in()); if (CORBA::is_nil (listener.in ())) { cerr << "ERROR: listener is nil." << endl; exit(1); } DDS::DataReaderQos dr_qos; // Good QoS. sub->get_default_datareader_qos (dr_qos); assert (DEADLINE_PERIOD.sec > 1); // Requirement for the test. // First data reader will have a listener to test listener // callback on deadline expiration. DDS::DataReader_var dr1 = sub->create_datareader (topic.in (), dr_qos, listener.in (), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); // Second data reader will not have a listener to test proper // handling of a nil listener in the deadline handling code. DDS::DataReader_var dr2 = sub->create_datareader (topic.in (), dr_qos, DDS::DataReaderListener::_nil (), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil (dr1.in ()) || CORBA::is_nil (dr2.in ())) { cerr << "ERROR: create_datareader failed." << endl; exit(1); } dr_qos.deadline.period.sec = DEADLINE_PERIOD.sec; dr_qos.deadline.period.nanosec = DEADLINE_PERIOD.nanosec; // Reset qos to have deadline. The watch dog now starts. if (dr1->set_qos (dr_qos) != ::DDS::RETCODE_OK || dr2->set_qos (dr_qos) != ::DDS::RETCODE_OK) { cerr << "ERROR: set deadline qos failed." << endl; exit(1); } Messenger::MessageDataReader_var message_dr1 = Messenger::MessageDataReader::_narrow(dr1.in()); Messenger::MessageDataReader_var message_dr2 = Messenger::MessageDataReader::_narrow(dr2.in()); int max_attempts = 10; int attempts = 0; // Synchronize with publisher. Wait until both associate with DataWriter. while (attempts < max_attempts) { ::DDS::SubscriptionMatchedStatus status1; ::DDS::SubscriptionMatchedStatus status2; if (dr1->get_subscription_matched_status (status1) == ::DDS::RETCODE_OK && dr2->get_subscription_matched_status (status2) == ::DDS::RETCODE_OK) { if (status1.total_count == 1 && status2.total_count == 1) break; ++ attempts; ACE_OS::sleep (1); } else { cerr << "ERROR: Failed to get subscription matched status" << endl; exit (1); } } if (attempts >= max_attempts) { cerr << "ERROR: failed to make associations. " << endl; exit (1); } // ---------------------------------------------- ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Subscriber: sleep for %d milliseconds\n"), SLEEP_DURATION.msec())); // Wait for deadline periods to expire. ACE_OS::sleep (SLEEP_DURATION); ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Subscriber: now verify missed ") ACE_TEXT ("deadline status \n"))); DDS::RequestedDeadlineMissedStatus deadline_status1; if (dr1->get_requested_deadline_missed_status(deadline_status1) != ::DDS::RETCODE_OK) { cerr << "ERROR: Failed to get requested deadline missed status" << endl; exit (1); } DDS::RequestedDeadlineMissedStatus deadline_status2; if (dr2->get_requested_deadline_missed_status(deadline_status2) != ::DDS::RETCODE_OK) { cerr << "ERROR: Failed to get requested deadline missed status" << endl; exit (1); } ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Subscriber: got missed") ACE_TEXT ("deadline status \n"))); Messenger::Message message; message.subject_id = 99; ::DDS::InstanceHandle_t dr1_hd1 = message_dr1->lookup_instance (message); ::DDS::InstanceHandle_t dr2_hd1 = message_dr2->lookup_instance (message); message.subject_id = 100; ::DDS::InstanceHandle_t dr1_hd2 = message_dr1->lookup_instance (message); ::DDS::InstanceHandle_t dr2_hd2 = message_dr2->lookup_instance (message); if (deadline_status1.last_instance_handle != dr1_hd1 && deadline_status1.last_instance_handle != dr1_hd2) { cerr << "ERROR: Expected DR1 last instance handle (" << dr1_hd1 << " or " << dr1_hd2 << ") did not occur (" << deadline_status1.last_instance_handle << ")" << endl; exit (1); } if (deadline_status2.last_instance_handle != dr2_hd1 && deadline_status2.last_instance_handle != dr2_hd2) { cerr << "ERROR: Expected DR2 last instance handle (" << dr2_hd1 << " or " << dr2_hd2 << ") did not occur (" << deadline_status2.last_instance_handle << endl; exit (1); } //The reader deadline period is 5 seconds and writer writes //each instance every 9 seconds, so after SLEEP_DURATION(11secs), //the deadline missed should be 1 per instance if (deadline_status1.total_count != NUM_INSTANCE || deadline_status2.total_count != NUM_INSTANCE) { cerr << "ERROR: Expected number of missed requested " << "deadlines (" << NUM_INSTANCE << ") " << "did " << endl << " not occur (" << deadline_status1.total_count << " and/or " << deadline_status2.total_count << ")." << endl; exit (1); } if (deadline_status1.total_count_change != NUM_INSTANCE || deadline_status2.total_count_change != NUM_INSTANCE) { cerr << "ERROR: Incorrect missed requested " << "deadline count change" << endl << " (" << deadline_status1.total_count_change << " and/or " << deadline_status2.total_count_change << " instead of " << NUM_EXPIRATIONS * NUM_INSTANCE << ")." << endl; exit (1); } // Here the writers should continue writes all samples with // .5 second interval. ACE_Time_Value no_miss_period = num_messages * write_interval; ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Subscriber: sleep for %d msec\n"), (SLEEP_DURATION + no_miss_period).msec())); // Wait for another set of deadline periods(5 + 11 secs). // During this period, the writers continue write all samples with // .5 second interval. ACE_OS::sleep (SLEEP_DURATION + no_miss_period); ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Subscriber: now verify missed ") ACE_TEXT ("deadline status \n"))); if ((dr1->get_requested_deadline_missed_status(deadline_status1) != ::DDS::RETCODE_OK) || (dr2->get_requested_deadline_missed_status(deadline_status2) != ::DDS::RETCODE_OK)) { cerr << "ERROR: failed to get requested deadline missed status" << endl; exit (1); } ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("(%P|%t) Subscriber: got missed") ACE_TEXT ("deadline status \n"))); if (deadline_status1.last_instance_handle != dr1_hd1 && deadline_status1.last_instance_handle != dr1_hd2) { cerr << "ERROR: Expected DR1 last instance handle (" << dr1_hd1 << " or " << dr1_hd2 << ") did not occur (" << deadline_status1.last_instance_handle << ")" << endl; exit (1); } if (deadline_status2.last_instance_handle != dr2_hd1 && deadline_status2.last_instance_handle != dr2_hd2) { cerr << "ERROR: Expected DR2 last instance handle (" << dr2_hd1 << " or " << dr2_hd2 << ") did not occur (" << deadline_status2.last_instance_handle << endl; exit (1); } if (deadline_status1.total_count != 3 * NUM_INSTANCE || deadline_status2.total_count != 3 * NUM_INSTANCE) { cerr << "ERROR: Another expected number of missed requested " << "deadlines (" << NUM_INSTANCE << ")" << endl << " did not occur (" << deadline_status1.total_count << " and/or " << deadline_status2.total_count << ")." << endl; exit (1); } if (deadline_status1.total_count_change != 2 * NUM_INSTANCE || deadline_status2.total_count_change != 2 * NUM_INSTANCE) { cerr << "ERROR: Incorrect missed requested " << "deadline count" << endl << " change (" << deadline_status1.total_count_change << "and/or " << deadline_status2.total_count_change << " instead of " << NUM_EXPIRATIONS << ")." << endl; exit (1); } int expected = 10; while ( listener_servant->num_arrived() < expected) { ACE_OS::sleep (1); } if (!CORBA::is_nil (participant.in ())) { participant->delete_contained_entities(); } if (!CORBA::is_nil (dpf.in ())) { dpf->delete_participant(participant.in ()); } ACE_OS::sleep(2); TheServiceParticipant->shutdown (); } catch (CORBA::Exception& e) { cerr << "SUB: Exception caught in main ():" << endl << e << endl; return 1; } return 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; }
int ACE_TMAIN(int argc, ACE_TCHAR** argv) { try { OpenDDS::Model::Application application(argc, argv); UDP::DefaultUDPType model(application, argc, argv); using OpenDDS::Model::UDP::Elements; DDS::DataWriter_var writer = model.writer( Elements::DataWriters::writer); // START OF EXISTING MESSENGER EXAMPLE CODE MessageDataWriter_var message_writer = MessageDataWriter::_narrow(writer.in()); if (CORBA::is_nil(message_writer.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -") ACE_TEXT(" _narrow failed!\n")), -1); } // Block until Subscriber is available DDS::StatusCondition_var condition = writer->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); DDS::ConditionSeq conditions; DDS::PublicationMatchedStatus matches = { 0, 0, 0, 0, 0 }; DDS::Duration_t timeout = { 30, 0 }; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -") ACE_TEXT(" wait failed!\n")), -1); } if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -") ACE_TEXT(" get_publication_matched_status failed!\n")), -1); } } while (matches.current_count < 1); ws->detach_condition(condition); // Write samples Message message; message.subject_id = 99; message.from = CORBA::string_dup("Comic Book Guy"); message.subject = CORBA::string_dup("Review"); message.text = CORBA::string_dup("Worst. Movie. Ever."); message.count = 0; for (int i = 0; i < 10; i++) { DDS::ReturnCode_t error = message_writer->write(message, DDS::HANDLE_NIL); ++message.count; if (error != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -") ACE_TEXT(" write returned %d!\n"), error)); } } // Cannot wait for samples to be acknowledged - not supported in UDP std::cout << "publisher sleeping...." << std::endl; ACE_OS::sleep(2); std::cout << "publisher done sleeping" << std::endl; // END OF EXISTING MESSENGER EXAMPLE CODE } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in main():"); return -1; } catch( const std::exception& ex) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -") ACE_TEXT(" Exception caught: %C\n"), ex.what()), -1); } return 0; }
int svc() { int thread_id = thread_counter_++; // Create Publisher DDS::Publisher_var publisher = participant_->create_publisher(PUBLISHER_QOS_DEFAULT, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!publisher) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_publisher failed!\n")), -1); } writers_[thread_id].resize(6); ACE_DEBUG((LM_DEBUG, "(%P|%t) Starting DataWriter %C\n", writers_[thread_id].c_str())); DDS::DataWriterQos qos; publisher->get_default_datawriter_qos(qos); qos.user_data.value.length(3); qos.user_data.value[0] = fromhex(writers_[thread_id], 0); qos.user_data.value[1] = fromhex(writers_[thread_id], 1); qos.user_data.value[2] = fromhex(writers_[thread_id], 2); if (reliable_) { qos.reliability.kind = DDS::RELIABLE_RELIABILITY_QOS; qos.reliability.max_blocking_time.sec = DDS::DURATION_INFINITE_SEC; // qos.resource_limits.max_instances = 10; // qos.history.depth = 10; } else { qos.reliability.kind = DDS::BEST_EFFORT_RELIABILITY_QOS; } // Create DataWriter DDS::DataWriter_var writer = publisher->create_datawriter(topic_, qos, 0, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (!writer) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" create_datawriter failed!\n")), -1); } TestMsgDataWriter_var message_writer = TestMsgDataWriter::_narrow(writer); if (!message_writer) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" _narrow failed!\n")), -1); } // Block until Subscriber is available DDS::StatusCondition_var condition = writer->get_statuscondition(); condition->set_enabled_statuses(DDS::PUBLICATION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); while (true) { DDS::PublicationMatchedStatus matches; if (writer->get_publication_matched_status(matches) != ::DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" get_publication_matched_status failed!\n")), -1); } ACE_DEBUG((LM_DEBUG, "(%P|%t) DataWriter %C has %d of %d readers\n", writers_[thread_id].c_str(), matches.current_count, total_readers_)); if (matches.current_count >= total_readers_) { break; } DDS::ConditionSeq conditions; DDS::Duration_t timeout = { 60, 0 }; if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" wait failed!\n")), -1); } } ws->detach_condition(condition); // Write samples TestMsg message; message.value = 0; for (int i = 0; i < MSGS_PER_WRITER; ++i) { DDS::ReturnCode_t error = message_writer->write(message, DDS::HANDLE_NIL); ++message.value; if (error != DDS::RETCODE_OK) { ACE_ERROR((LM_ERROR, ACE_TEXT("ERROR: %N:%l: main() -") ACE_TEXT(" write returned %d!\n"), error)); } } ACE_DEBUG((LM_DEBUG, "(%P|%t) DataWriter %C is waiting for acknowledgements\n", writers_[thread_id].c_str())); DDS::Duration_t timeout = { 30, 0 }; message_writer->wait_for_acknowledgments(timeout); // With static discovery, it's not an error for wait_for_acks to fail // since the peer process may have terminated before sending acks. ACE_DEBUG((LM_DEBUG, "(%P|%t) DataWriter %C is done\n", writers_[thread_id].c_str())); return 0; }
Publisher::Publisher( const Options& options) : status_( 0), options_( options), participant_(0), publisher_(0), waiter_( new DDS::WaitSet) { DDS::DomainParticipantFactory_var dpf = TheParticipantFactory; // Create the DomainParticipant this->participant_ = dpf->create_participant( this->options_.domain(), PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil( this->participant_.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create a participant.\n") )); throw BadParticipantException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created participant in domain %d.\n"), this->options_.domain() )); } // Create and register the type support. DataTypeSupportImpl* testData = new DataTypeSupportImpl(); CORBA::String_var type_name = testData->get_type_name(); if( ::DDS::RETCODE_OK != testData->register_type( this->participant_.in(), 0)) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("unable to install type %C support.\n"), type_name.in() )); throw BadTypeSupportException (); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created type %C support.\n"), type_name.in() )); } // Create the topic. DDS::Topic_var topic = this->participant_->create_topic( this->options_.topicName().c_str(), type_name, TOPIC_QOS_DEFAULT, ::DDS::TopicListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil( topic.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create topic %C.\n"), this->options_.topicName().c_str() )); throw BadTopicException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created topic %C.\n"), this->options_.topicName().c_str() )); } // Create the publisher. this->publisher_ = this->participant_->create_publisher( PUBLISHER_QOS_DEFAULT, ::DDS::PublisherListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil(this->publisher_.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create publisher.\n") )); throw BadPublisherException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created publisher.\n") )); } // Writer Qos policy values. ::DDS::DataWriterQos writerQos; this->publisher_->get_default_datawriter_qos( writerQos); writerQos.durability.kind = ::DDS::TRANSIENT_LOCAL_DURABILITY_QOS; writerQos.history.kind = ::DDS::KEEP_ALL_HISTORY_QOS; writerQos.resource_limits.max_samples_per_instance = ::DDS::LENGTH_UNLIMITED; writerQos.reliability.kind = ::DDS::RELIABLE_RELIABILITY_QOS; if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("starting to create %d publications.\n"), this->options_.publications() )); } // Build as many publications as are specified. for( int index = 0; index < this->options_.publications(); ++index) { // Create the writer. DDS::DataWriter_var writer = this->publisher_->create_datawriter( topic.in(), writerQos, DDS::DataWriterListener::_nil(), ::OpenDDS::DCPS::DEFAULT_STATUS_MASK ); if( CORBA::is_nil( writer.in())) { ACE_ERROR((LM_ERROR, ACE_TEXT("(%P|%t) ERROR: Publisher::Publisher() - ") ACE_TEXT("failed to create writer.\n") )); throw BadWriterException(); } else if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created publication %d.\n"), (1+index) )); } // Create a publication and store it. this->publications_.push_back( new Writer( writer.in(), index, this->options_.verbose()) ); // // Grab, enable and attach the status condition for test // synchronization of the current publication. // DDS::StatusCondition_var status = writer->get_statuscondition(); status->set_enabled_statuses( DDS::PUBLICATION_MATCHED_STATUS); this->waiter_->attach_condition( status.in()); if( this->options_.verbose()) { ACE_DEBUG((LM_DEBUG, ACE_TEXT("(%P|%t) Publisher::Publisher() - ") ACE_TEXT("created StatusCondition for publication %d.\n"), (1+index) )); } } }
int ACE_TMAIN(int argc, ACE_TCHAR *argv[]) { try { // Initialize DomainParticipantFactory DDS::DomainParticipantFactory_var dpf = TheParticipantFactoryWithArgs(argc, argv); int error; if ((error = parse_args(argc, argv)) != 0) { return error; } // Create DomainParticipant DDS::DomainParticipant_var participant = dpf->create_participant(4, PARTICIPANT_QOS_DEFAULT, DDS::DomainParticipantListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(participant.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_participant() failed!\n")), -1); } // Register Type (Messenger::Message) Messenger::MessageTypeSupport_var ts = new Messenger::MessageTypeSupportImpl(); if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: register_type() failed!\n")), -1); } // Create Topic (Movie Discussion List) DDS::Topic_var topic = participant->create_topic("Movie Discussion List", ts->get_type_name(), TOPIC_QOS_DEFAULT, DDS::TopicListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(topic.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_topic() failed!\n")), -1); } // Create Subscriber DDS::Subscriber_var sub = participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT, DDS::SubscriberListener::_nil(), OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(sub.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_subscriber() failed!\n")), -1); } // Create DataReader DataReaderListenerImpl listener; DDS::DataReader_var reader = sub->create_datareader(topic.in(), DATAREADER_QOS_DEFAULT, &listener, OpenDDS::DCPS::DEFAULT_STATUS_MASK); if (CORBA::is_nil(reader.in())) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: create_datareader() failed!\n")), -1); } // Block until Publisher completes DDS::StatusCondition_var condition = reader->get_statuscondition(); condition->set_enabled_statuses(DDS::SUBSCRIPTION_MATCHED_STATUS); DDS::WaitSet_var ws = new DDS::WaitSet; ws->attach_condition(condition); DDS::Duration_t timeout = { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC }; DDS::ConditionSeq conditions; DDS::SubscriptionMatchedStatus matches = { 0, 0, 0, 0, 0 }; do { if (ws->wait(conditions, timeout) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: wait() failed!\n")), -1); } if (reader->get_subscription_matched_status(matches) != DDS::RETCODE_OK) { ACE_ERROR_RETURN((LM_ERROR, ACE_TEXT("%N:%l main()") ACE_TEXT(" ERROR: get_subscription_matched_status() failed!\n")), -1); } } while (matches.current_count > 0); ws->detach_condition(condition); // Clean-up! participant->delete_contained_entities(); dpf->delete_participant(participant.in()); TheServiceParticipant->shutdown(); } catch (const CORBA::Exception& e) { e._tao_print_exception("Exception caught in main():"); return -1; } return 0; }