Ejemplo n.º 1
0
  public static void start(String mode) throws Exception {

    Util.initLog4j();
    modes = parseMode(mode);

    logger.info(
        "event=startup version="
            + CMBControllerServlet.VERSION
            + " ip="
            + InetAddress.getLocalHost().getHostAddress()
            + " io_mode="
            + CMBProperties.getInstance().getCNSIOMode()
            + " mode="
            + modes);

    if (modes.contains(Mode.Producer)) {

      CNSEndpointPublisherJobProducer.initialize();
      jobProducers =
          new CNSPublisherJobThread
              [CMBProperties.getInstance().getCNSNumEndpointPublisherJobProducers()
                  * CMBProperties.getInstance().getCNSNumPublishJobQueues()];
      int idx = 0;

      for (int i = 0;
          i < CMBProperties.getInstance().getCNSNumEndpointPublisherJobProducers();
          i++) {
        for (int k = 0; k < CMBProperties.getInstance().getCNSNumPublishJobQueues(); k++) {
          jobProducers[idx] =
              new CNSPublisherJobThread(
                  "CNSEPJobProducer-" + idx, new CNSEndpointPublisherJobProducer(), k);
          jobProducers[idx].start();
          idx++;
        }
      }
    }

    if (modes.contains(Mode.Consumer)) {

      CNSEndpointPublisherJobConsumer.initialize();
      consumers =
          new CNSPublisherJobThread
              [CMBProperties.getInstance().getCNSNumEndpointPublisherJobConsumers()
                  * CMBProperties.getInstance().getCNSNumEndpointPublishJobQueues()];
      int idx = 0;

      for (int i = 0;
          i < CMBProperties.getInstance().getCNSNumEndpointPublisherJobConsumers();
          i++) {
        for (int k = 0; k < CMBProperties.getInstance().getCNSNumEndpointPublishJobQueues(); k++) {
          consumers[idx] =
              new CNSPublisherJobThread(
                  "CNSEPJobConsumer-" + idx, new CNSEndpointPublisherJobConsumer(), k);
          consumers[idx].start();
          idx++;
        }
      }

      MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
      ObjectName name = new ObjectName("com.comcast.cns.tools:type=CNSWorkerMonitorMBean");

      if (!mbs.isRegistered(name)) {
        mbs.registerMBean(CNSWorkerMonitor.getInstance(), name);
      }
    }
  }
Ejemplo n.º 2
0
  @Override
  public boolean doAction(User user, AsyncContext asyncContext) throws Exception {

    CQSHttpServletRequest request = (CQSHttpServletRequest) asyncContext.getRequest();
    HttpServletResponse response = (HttpServletResponse) asyncContext.getResponse();

    CQSQueue queue = CQSCache.getCachedQueue(user, request);
    List<CQSMessage> msgList = new ArrayList<CQSMessage>();
    List<String> idList = new ArrayList<String>();
    List<CQSBatchResultErrorEntry> invalidBodyIdList = new ArrayList<CQSBatchResultErrorEntry>();

    int totalMessageSize = 0;
    int index = 1;

    String suppliedId =
        request.getParameter(this.actionName + CQSConstants.REQUEST_ENTRY + index + ".Id");
    String messageBody =
        request.getParameter(
            this.actionName + CQSConstants.REQUEST_ENTRY + index + "." + CQSConstants.MESSAGE_BODY);

    while (suppliedId != null) {

      if (!Util.isValidId(suppliedId)) {
        throw new CMBException(
            CQSErrorCodes.InvalidBatchEntryId,
            "Id "
                + suppliedId
                + " is invalid. Only alphanumeric, hyphen, and underscore are allowed. It can be at most "
                + CMBProperties.getInstance().getCQSMaxMessageSuppliedIdLength()
                + " letters long.");
      }

      if (idList.contains(suppliedId)) {
        throw new CMBException(
            CQSErrorCodes.BatchEntryIdsNotDistinct, "Id " + suppliedId + " repeated");
      }

      idList.add(suppliedId);

      if (messageBody == null || messageBody.isEmpty()) {
        invalidBodyIdList.add(
            new CQSBatchResultErrorEntry(
                suppliedId,
                true,
                "EmptyValue",
                "No value found for "
                    + this.actionName
                    + CQSConstants.REQUEST_ENTRY
                    + index
                    + "."
                    + CQSConstants.MESSAGE_BODY));
      } else if (!com.comcast.cmb.common.util.Util.isValidUnicode(messageBody)) {
        invalidBodyIdList.add(
            new CQSBatchResultErrorEntry(
                suppliedId,
                true,
                "InvalidMessageContents",
                "Invalid character was found in the message body."));
      } else {

        HashMap<String, String> attributes = new HashMap<String, String>();
        String delaySecondsStr =
            request.getParameter(
                this.actionName
                    + CQSConstants.REQUEST_ENTRY
                    + index
                    + "."
                    + CQSConstants.DELAY_SECONDS);

        if (delaySecondsStr != null) {

          Integer delaySeconds = 0;

          try {
            delaySeconds = Integer.parseInt(delaySecondsStr);
          } catch (NumberFormatException ex) {
            throw new CMBException(
                CMBErrorCodes.InvalidParameterValue, "DelaySeconds must be integer value");
          }

          if (delaySeconds < 0
              || delaySeconds > CMBProperties.getInstance().getCQSMaxMessageDelaySeconds()) {
            throw new CMBException(
                CMBErrorCodes.InvalidParameterValue,
                "DelaySeconds should be from 0 to "
                    + CMBProperties.getInstance().getCQSMaxMessageDelaySeconds());
          } else {
            attributes.put(CQSConstants.DELAY_SECONDS, "" + delaySeconds);
          }
        }

        attributes.put(CQSConstants.SENDER_ID, user.getUserId());
        attributes.put(CQSConstants.SENT_TIMESTAMP, "" + Calendar.getInstance().getTimeInMillis());
        attributes.put(CQSConstants.APPROXIMATE_RECEIVE_COUNT, "0");
        attributes.put(CQSConstants.APPROXIMATE_FIRST_RECEIVE_TIMESTAMP, "");

        CQSMessage msg = new CQSMessage(messageBody, attributes);

        msg.setSuppliedMessageId(suppliedId);
        msgList.add(msg);
      }

      if (msgList.size() > CMBProperties.getInstance().getCQSMaxMessageCountBatch()) {
        throw new CMBException(
            CQSErrorCodes.TooManyEntriesInBatchRequest,
            "Maximum number of entries per request are "
                + CMBProperties.getInstance().getCQSMaxMessageCountBatch()
                + ". You have sent "
                + msgList.size()
                + ".");
      }

      totalMessageSize += messageBody == null ? 0 : messageBody.length();

      if (totalMessageSize > CMBProperties.getInstance().getCQSMaxMessageSizeBatch()) {
        throw new CMBException(
            CQSErrorCodes.BatchRequestTooLong,
            "Batch requests cannot be longer than "
                + CMBProperties.getInstance().getCQSMaxMessageSizeBatch()
                + " bytes");
      }

      index++;

      suppliedId =
          request.getParameter(this.actionName + CQSConstants.REQUEST_ENTRY + index + ".Id");
      messageBody =
          request.getParameter(
              this.actionName
                  + CQSConstants.REQUEST_ENTRY
                  + index
                  + "."
                  + CQSConstants.MESSAGE_BODY);
    }

    if (msgList.size() == 0) {
      throw new CMBException(
          CMBErrorCodes.InvalidQueryParameter,
          "Both user supplied message Id and message body are required");
    }

    int shard = 0;

    if (queue.getNumberOfShards() > 1) {
      shard = rand.nextInt(queue.getNumberOfShards());
    }

    Map<String, String> result =
        PersistenceFactory.getCQSMessagePersistence().sendMessageBatch(queue, shard, msgList);

    try {
      CQSLongPollSender.send(queue.getArn());
    } catch (Exception ex) {
      logger.warn("event=failed_to_send_longpoll_notification", ex);
    }

    List<String> receiptHandles = new ArrayList<String>();

    for (CQSMessage message : msgList) {
      message.setMessageId(result.get(message.getSuppliedMessageId()));
      message.setReceiptHandle(result.get(message.getSuppliedMessageId()));
      receiptHandles.add(message.getReceiptHandle());
    }

    request.setReceiptHandles(receiptHandles);
    String out = CQSMessagePopulator.getSendMessageBatchResponse(msgList, invalidBodyIdList);
    writeResponse(out, response);

    CQSMonitor.getInstance().addNumberOfMessagesReceived(queue.getRelativeUrl(), msgList.size());

    return true;
  }