@Test
  public void testFetchLast() {
    try {

      String neId =
          "1005255"; // KLNNMS02(cpuusage=YES cpu1min=YES memutil=YES) KLNNMS05(cpuusage=YES
                     // bususage=YES)
      // String neId = "1006119";    // KLNNMS02(cpuusage=YES cpu1min=YES memutil=YES
      // KLNNMS05(cpuusage=NO bususage=NO)

      Set<String> rras = new HashSet<String>();
      // klnnms02
      rras.add("cpu5sec");
      rras.add("cpu1min");
      rras.add("memutil");

      // klnnms05
      rras.add("cpuusage");
      rras.add("bususage");

      FetchLastCommandMessage message =
          CommandMessageFactory.createRRDLastCommandMessage(neId, "AVERAGE", 0, 0, null, rras);

      MessageProducer producer = null;
      MessageConsumer consumer = null;

      // time to send the JMS request
      try {
        TextMessage reqMsg, replyMsg;

        producer = session.createProducer(new HornetQQueue(SERVICE_QUEUE));

        // this will uniquelly identify the request
        String UIID = UUID.randomUUID().toString();

        reqMsg = session.createTextMessage();
        reqMsg.setStringProperty("ServiceRRD_msg_type", "fetchLast");
        reqMsg.setStringProperty("ServiceRRD_correlation_id", UIID);

        String body = JsonUtil.getInstance().toJSON(message);

        reqMsg.setText(body);

        logger.info("SEND:\n" + body);

        producer.send(reqMsg);

        consumer =
            session.createConsumer(
                new HornetQQueue(SERVICE_REPLY_QUEUE),
                "ServiceRRD_correlation_id = '" + UIID + "'");

        replyMsg = (TextMessage) consumer.receive(30000);

        if (replyMsg == null) {
          logger.info("ServiceRRD timeout on receive()");
        } else {
          logger.info("REPLY:\n" + replyMsg.getText());
        }

      } catch (Exception e) {
        e.printStackTrace();
      } finally {
        try {
          if (producer != null) producer.close();
          if (consumer != null) consumer.close();
        } catch (JMSException e) {
        }
      }
    } catch (Exception e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }
Esempio n. 2
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  @Override
  public int run() throws Exception {
    // Default values of command line arguments
    String host = DEFAULT_HOST;
    int port = DEFAULT_PORT;
    String user = DEFAULT_USER;
    String pass = DEFAULT_PASS;
    String destination = DEFAULT_DESTINATION;
    String file = ""; // No default -- if not given, don't read/write file
    int sleep = 0;
    boolean showpercent = false;
    int batchSize = 0;
    int length = 500; // Length of message generated internally
    String properties = "";
    String format = "short";
    String durable = null;

    int n = 1; // n is the number of messages to process, or a specific
    //   message number, depending on content
    String url = ""; // No default -- if not given, don't use it

    String[] nonSwitchArgs = cl.getArgs();
    if (nonSwitchArgs.length > 0) n = Integer.parseInt(nonSwitchArgs[0]);

    String _destination = cl.getOptionValue("destination");
    if (_destination != null) destination = _destination;

    String _host = cl.getOptionValue("host");
    if (_host != null) host = _host;

    String _port = cl.getOptionValue("port");
    if (_port != null) port = Integer.parseInt(_port);

    String _file = cl.getOptionValue("file");
    if (_file != null) file = _file;

    String _user = cl.getOptionValue("user");
    if (_user != null) user = _user;

    String _pass = cl.getOptionValue("password");
    if (_pass != null) pass = _pass;

    String _url = cl.getOptionValue("url");
    if (_url != null) url = _url;

    String _sleep = cl.getOptionValue("sleep");
    if (_sleep != null) sleep = Integer.parseInt(_sleep);

    if (cl.hasOption("percent")) showpercent = true;

    String _batchSize = cl.getOptionValue("batch");
    if (_batchSize != null) batchSize = Integer.parseInt(_batchSize);

    String _L = cl.getOptionValue("length");
    if (_L != null) length = Integer.parseInt(_L);

    String _properties = cl.getOptionValue("properties");
    if (_properties != null) properties = _properties;

    String _durable = cl.getOptionValue("durable");
    if (_durable != null) durable = _durable;

    boolean batch = false;
    if (batchSize != 0) batch = true;

    String _format = cl.getOptionValue("format");
    if (_format != null) format = _format;

    ActiveMQConnectionFactory factory = getFactory(host, port, url);

    Connection connection = factory.createConnection(user, pass);

    if (durable != null) connection.setClientID(durable);

    connection.start();

    Session session = connection.createSession(batch, Session.AUTO_ACKNOWLEDGE);

    Topic topic = session.createTopic(destination);

    MessageConsumer consumer = null;
    if (durable != null) consumer = session.createDurableSubscriber(topic, "amqutil");
    else consumer = session.createConsumer(topic);

    int oldpercent = 0;
    for (int i = 0; i < n; i++) {
      javax.jms.Message message = consumer.receive();

      if (batch) if ((i + 1) % batchSize == 0) session.commit();

      if (sleep != 0) Thread.sleep(sleep);

      JMSUtil.outputMessage(format, message, file);

      if (showpercent) {
        int percent = i * 100 / n;
        if (percent != oldpercent) System.out.println("" + percent + "%");
        oldpercent = percent;
      }
    }

    if (batch) session.commit();

    connection.close();

    return 0;
  }
  // @Test
  public void testFetchGraphSimple() {
    try {

      String neId = "21100799";
      String group = "bw"; // interesting for the BW

      String titleX = "Bandwidth";
      String titleY = "bps";
      int timespan = 0; // Daily

      /*
      String neId = "1005255";
      String group = "cpu";    // interesting for the CPU

      String titleX = "CPU Utilization";
      String titleY = "Utilization";
      int timespan = 0;   // Daily
                */
      FetchGraphSimpleCommandMessage message =
          CommandMessageFactory.createRRDGraphSimpleCommandMessage(
              neId, group, timespan, titleX, titleY);

      MessageProducer producer = null;
      MessageConsumer consumer = null;

      try {
        // time to send the JMS request
        TextMessage reqMsg;
        Message replyMsg;

        producer = session.createProducer(new HornetQQueue(SERVICE_QUEUE));

        // this will uniquelly identify the request
        String UIID = UUID.randomUUID().toString();

        reqMsg = session.createTextMessage();
        reqMsg.setStringProperty("ServiceRRD_msg_type", "fetchGraphSimple");
        reqMsg.setStringProperty("ServiceRRD_correlation_id", UIID);

        String body = JsonUtil.getInstance().toJSON(message);

        reqMsg.setText(body);

        logger.info("SEND:\n" + body);

        producer.send(reqMsg);

        consumer =
            session.createConsumer(
                new HornetQQueue(SERVICE_REPLY_QUEUE),
                "ServiceRRD_correlation_id = '" + UIID + "'");

        replyMsg = consumer.receive(30000);

        if (replyMsg == null) {
          logger.info("ServiceRRD timeout on receive()");
        } else {
          if (replyMsg instanceof BytesMessage) {

            BytesMessage graphStream = (BytesMessage) replyMsg;

            byte[] graph = new byte[(int) graphStream.getBodyLength()];
            graphStream.readBytes(graph);

            FileOutputStream image =
                new FileOutputStream(
                    "/Users/cvasilak/Temp/svc-rrd-images/"
                        + neId
                        + "_"
                        + group
                        + "_"
                        + timespan
                        + ".png");

            image.write(graph);
            image.close();

            logger.info("image retrieved and saved!");

          } else if (replyMsg instanceof TextMessage) { // the server responded with an error
            logger.info(((TextMessage) replyMsg).getText());
          }
        }

      } catch (Exception e) {
        e.printStackTrace();
      } finally {
        try {
          if (producer != null) producer.close();
          if (consumer != null) consumer.close();
        } catch (JMSException e) {
        }
      }
    } catch (Exception e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }