Example #1
0
  public void TestRedis() {
    RedisTemplate<String, String> jedisTemplate =
        (RedisTemplate<String, String>) SpringUtils.getBean("jedisTemplate");
    jedisTemplate.setValueSerializer(new StringRedisSerializer());
    Long size = jedisTemplate.opsForList().size(MsgListName);

    if (0L == size) return;
    //		// show the Hashmap 's value
    Map<Object, Object> hm = jedisTemplate.opsForHash().entries("Sender_Rules_HashMap");
    for (Entry<Object, Object> entry : hm.entrySet()) {
      System.out.println(entry.getKey());
    }
    for (int i = 0; i < 1; i++) {
      String json = jedisTemplate.opsForList().rightPop(MsgListName);
      AlarmMsgEntity entity = JsonUtil.getInstance().json2Obj(json, AlarmMsgEntity.class);
      // if has key then wait next time to alarm
      if (jedisTemplate.hasKey(entity.getRedisKey())) continue;
      System.out.println(entity.getRedisKey());

      if (jedisTemplate.opsForHash().hasKey("Sender_Rules_HashMap", entity.getRedisKey())) {
        System.out.println("find one .................");
        AlarmSenderEntity ae =
            (AlarmSenderEntity)
                jedisTemplate.opsForHash().get("Sender_Rules_HashMap", entity.getRedisKey());
        if (ae.getSendType().equals("短信")) {
          System.out.println("sends messages for alarm!");
          jedisTemplate.expire(entity.getRedisKey(), 5, TimeUnit.MINUTES);
        }
      }
    }
  }
  @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();
    }
  }
  // @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();
    }
  }