Examples with Bulletin org.apache.nifi.reporting.Bulletin used on opensource projects

Example 21 with Bulletin

use of org.apache.nifi.reporting.Bulletin in project nifi by apache.

the class ControllerServiceLogObserver method onLogMessage.

@Override
public void onLogMessage(final LogMessage message) {
    // Map LogLevel.WARN to Severity.WARNING so that we are consistent with the Severity enumeration. Else, just use whatever
    // the LogLevel is (INFO and ERROR map directly and all others we will just accept as they are).
    final String bulletinLevel = message.getLevel() == LogLevel.WARN ? Severity.WARNING.name() : message.getLevel().toString();
    final ProcessGroup pg = serviceNode.getProcessGroup();
    final String groupId = pg == null ? null : pg.getIdentifier();
    final String groupName = pg == null ? null : pg.getName();
    final Bulletin bulletin = BulletinFactory.createBulletin(groupId, groupName, serviceNode.getIdentifier(), ComponentType.CONTROLLER_SERVICE, serviceNode.getName(), "Log Message", bulletinLevel, message.getMessage());
    bulletinRepository.addBulletin(bulletin);
}

Example 22 with Bulletin

use of org.apache.nifi.reporting.Bulletin in project nifi by apache.

the class SocketProtocolListener method dispatchRequest.

@Override
public void dispatchRequest(final Socket socket) {
    String hostname = null;
    try {
        final StopWatch stopWatch = new StopWatch(true);
        hostname = socket.getInetAddress().getHostName();
        final String requestId = UUID.randomUUID().toString();
        logger.debug("Received request {} from {}", requestId, hostname);
        String requestorDn = getRequestorDN(socket);
        // unmarshall message
        final ProtocolMessageUnmarshaller<ProtocolMessage> unmarshaller = protocolContext.createUnmarshaller();
        final ByteCountingInputStream countingIn = new ByteCountingInputStream(socket.getInputStream());
        InputStream wrappedInStream = countingIn;
        if (logger.isDebugEnabled()) {
            // don't buffer more than 1 MB of the message
            final int maxMsgBuffer = 1024 * 1024;
            final CopyingInputStream copyingInputStream = new CopyingInputStream(wrappedInStream, maxMsgBuffer);
            wrappedInStream = copyingInputStream;
        }
        final ProtocolMessage request;
        try {
            request = unmarshaller.unmarshal(wrappedInStream);
        } finally {
            if (logger.isDebugEnabled() && wrappedInStream instanceof CopyingInputStream) {
                final CopyingInputStream copyingInputStream = (CopyingInputStream) wrappedInStream;
                byte[] receivedMessage = copyingInputStream.getBytesRead();
                logger.debug("Received message: " + new String(receivedMessage));
            }
        }
        request.setRequestorDN(requestorDn);
        // dispatch message to handler
        ProtocolHandler desiredHandler = null;
        final Collection<ProtocolHandler> handlers = getHandlers();
        for (final ProtocolHandler handler : handlers) {
            if (handler.canHandle(request)) {
                desiredHandler = handler;
                break;
            }
        }
        // if no handler found, throw exception; otherwise handle request
        if (desiredHandler == null) {
            logger.error("Received request of type {} but none of the following Protocol Handlers were able to process the request: {}", request.getType(), handlers);
            throw new ProtocolException("No handler assigned to handle message type: " + request.getType());
        } else {
            final ProtocolMessage response = desiredHandler.handle(request);
            if (response != null) {
                try {
                    logger.debug("Sending response for request {}", requestId);
                    // marshal message to output stream
                    final ProtocolMessageMarshaller<ProtocolMessage> marshaller = protocolContext.createMarshaller();
                    marshaller.marshal(response, socket.getOutputStream());
                } catch (final IOException ioe) {
                    throw new ProtocolException("Failed marshalling protocol message in response to message type: " + request.getType() + " due to " + ioe, ioe);
                }
            }
        }
        stopWatch.stop();
        final NodeIdentifier nodeId = getNodeIdentifier(request);
        final String from = nodeId == null ? hostname : nodeId.toString();
        logger.info("Finished processing request {} (type={}, length={} bytes) from {} in {}", requestId, request.getType(), countingIn.getBytesRead(), from, stopWatch.getDuration());
    } catch (final IOException | ProtocolException e) {
        logger.warn("Failed processing protocol message from " + hostname + " due to " + e, e);
        if (bulletinRepository != null) {
            final Bulletin bulletin = BulletinFactory.createBulletin("Clustering", "WARNING", String.format("Failed to process protocol message from %s due to: %s", hostname, e.toString()));
            bulletinRepository.addBulletin(bulletin);
        }
    }
}

Example 23 with Bulletin

use of org.apache.nifi.reporting.Bulletin in project nifi-minifi by apache.

the class StatusRequestParser method transformBulletins.

private static List<BulletinStatus> transformBulletins(List<Bulletin> bulletinList) {
    List<BulletinStatus> bulletinStatusList = new LinkedList<>();
    if (!bulletinList.isEmpty()) {
        for (Bulletin bulletin : bulletinList) {
            BulletinStatus bulletinStatus = new BulletinStatus();
            bulletinStatus.setMessage(bulletin.getMessage());
            bulletinStatus.setTimestamp(bulletin.getTimestamp());
            bulletinStatusList.add(bulletinStatus);
        }
    }
    return bulletinStatusList;
}

Example 24 with Bulletin

use of org.apache.nifi.reporting.Bulletin in project nifi-minifi by apache.

the class StatusRequestParser method parseControllerServiceStatusRequest.

static ControllerServiceStatus parseControllerServiceStatusRequest(ControllerServiceNode controllerServiceNode, String statusTypes, FlowController flowController, Logger logger) {
    ControllerServiceStatus controllerServiceStatus = new ControllerServiceStatus();
    String id = controllerServiceNode.getIdentifier();
    controllerServiceStatus.setName(id);
    String[] statusSplits = statusTypes.split(",");
    List<Bulletin> bulletinList = flowController.getBulletinRepository().findBulletins(new BulletinQuery.Builder().sourceIdMatches(id).build());
    for (String statusType : statusSplits) {
        switch(statusType.toLowerCase().trim()) {
            case "health":
                ControllerServiceHealth controllerServiceHealth = new ControllerServiceHealth();
                controllerServiceHealth.setState(controllerServiceNode.getState().name());
                controllerServiceHealth.setHasBulletins(!bulletinList.isEmpty());
                Collection<ValidationResult> validationResults = controllerServiceNode.getValidationErrors();
                controllerServiceHealth.setValidationErrorList(transformValidationResults(validationResults));
                controllerServiceStatus.setControllerServiceHealth(controllerServiceHealth);
                break;
            case "bulletins":
                controllerServiceStatus.setBulletinList(transformBulletins(bulletinList));
                break;
        }
    }
    return controllerServiceStatus;
}

Example 25 with Bulletin

use of org.apache.nifi.reporting.Bulletin in project nifi-minifi by apache.

the class StatusRequestParser method parseProcessorStatusRequest.

static ProcessorStatusBean parseProcessorStatusRequest(ProcessorStatus inputProcessorStatus, String statusTypes, FlowController flowController, Collection<ValidationResult> validationResults) {
    ProcessorStatusBean processorStatusBean = new ProcessorStatusBean();
    processorStatusBean.setName(inputProcessorStatus.getName());
    String[] statusSplits = statusTypes.split(",");
    List<Bulletin> bulletinList = flowController.getBulletinRepository().findBulletins(new BulletinQuery.Builder().sourceIdMatches(inputProcessorStatus.getId()).build());
    for (String statusType : statusSplits) {
        switch(statusType.toLowerCase().trim()) {
            case "health":
                ProcessorHealth processorHealth = new ProcessorHealth();
                processorHealth.setRunStatus(inputProcessorStatus.getRunStatus().name());
                processorHealth.setHasBulletins(!bulletinList.isEmpty());
                processorHealth.setValidationErrorList(transformValidationResults(validationResults));
                processorStatusBean.setProcessorHealth(processorHealth);
                break;
            case "bulletins":
                processorStatusBean.setBulletinList(transformBulletins(bulletinList));
                break;
            case "stats":
                ProcessorStats processorStats = new ProcessorStats();
                processorStats.setActiveThreads(inputProcessorStatus.getActiveThreadCount());
                processorStats.setFlowfilesReceived(inputProcessorStatus.getFlowFilesReceived());
                processorStats.setBytesRead(inputProcessorStatus.getBytesRead());
                processorStats.setBytesWritten(inputProcessorStatus.getBytesWritten());
                processorStats.setFlowfilesSent(inputProcessorStatus.getFlowFilesSent());
                processorStats.setInvocations(inputProcessorStatus.getInvocations());
                processorStats.setProcessingNanos(inputProcessorStatus.getProcessingNanos());
                processorStatusBean.setProcessorStats(processorStats);
                break;
        }
    }
    return processorStatusBean;
}