Package org.graylog2.notifications

Examples of org.graylog2.notifications.Notification

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            // Remove old nodes that are no longer running. (Just some housekeeping)
            nodeService.dropOutdated();

            // Check that we still have a master node in the cluster, if not, warn the user.
            if (nodeService.isAnyMasterPresent()) {
                Notification notification = notificationService.build()
                        .addType(Notification.Type.NO_MASTER);
                boolean removedNotification = notificationService.fixed(notification);
                if (removedNotification) {
                    activityWriter.write(
                        new Activity("Notification condition [" + NotificationImpl.Type.NO_MASTER + "] " +
                                             "has been fixed.", NodePingThread.class));
                }
            } else {
                Notification notification = notificationService.buildNow()
                        .addNode(serverStatus.getNodeId().toString())
                        .addType(Notification.Type.NO_MASTER)
                        .addSeverity(Notification.Severity.URGENT);
                notificationService.publishIfFirst(notification);
            }
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                LOG.warn(what);
                activityWriter.write(new Activity(what, Main.class));

                // Write a notification.
                final NotificationService notificationService = injector.getInstance(NotificationService.class);
                Notification notification = notificationService.buildNow()
                        .addType(Notification.Type.MULTI_MASTER)
                        .addSeverity(Notification.Severity.URGENT);
                notificationService.publishIfFirst(notification);

                configuration.setIsMaster(false);
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    }

    public Message deserialize(byte[] bytes) throws IOException {
        final DeserializeBean bean = mapper.readValue(bytes, DeserializeBean.class);
        final Map<String, Object> fields = bean.getFields();
        final Message message = new Message(
                (String) fields.remove("message"),
                (String) fields.remove("source"),
                new DateTime((long) fields.remove("timestamp"), DateTimeZone.UTC)
        );
        final List<Stream> streamList = Lists.newArrayList();

        for (String id : bean.getStreams()) {
            Stream stream = getStream(id);

            if (stream != null) {
                streamList.add(stream);
            }
        }

        message.setStreams(streamList);
        message.addFields(fields);

        final MessageInput input;
        if (bean.getSourceInput() != null)
            input = getMessageInput(bean.getSourceInput());
        else
            input = null;

        if (input != null) {
            message.setSourceInput(input);
        }

        return message;
    }
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        // Do not use a PID file if the user requested not to
        if (!commandLineArguments.isNoPidFile()) {
            savePidFile(commandLineArguments.getPidFile());
        }

        final ServerStatus serverStatus = injector.getInstance(ServerStatus.class);
        serverStatus.initialize();

        // register node by initiating first ping. if the node isn't registered, loading persisted inputs will fail silently, for example
        Ping.Pinger pinger = injector.getInstance(Ping.Pinger.class);
        pinger.ping();
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            StringWriter writer = new StringWriter();
            IOUtils.copy(entity.getContent(), writer, Charset.forName("UTF-8"));
            String body = writer.toString();

            VersionCheckResponse parsedResponse = parse(body);
            Version reportedVersion = new Version(parsedResponse.version.major, parsedResponse.version.minor, parsedResponse.version.patch);

            LOG.debug("Version check reports current version: " + parsedResponse);

            if (reportedVersion.greaterMinor(ServerVersion.VERSION)) {
                LOG.debug("Reported version is higher than ours ({}). Writing notification.", ServerVersion.VERSION);

                Notification notification = notificationService.buildNow()
                        .addSeverity(Notification.Severity.NORMAL)
                        .addType(Notification.Type.OUTDATED_VERSION)
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    private Map<String, Object> buffers() {
        Map<String, Object> buffers = Maps.newHashMap();
        Map<String, Object> input = Maps.newHashMap();

        BufferWatermark pWm = new BufferWatermark(
                configuration.getRingSize(),
                processBufferWatermark
        );

        input.put("utilization_percent", pWm.getUtilizationPercentage());
        input.put("utilization", pWm.getUtilization());

        buffers.put("input", input);

        return buffers;
    }
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        Map<String, Object> input = Maps.newHashMap();
        Map<String, Object> output = Maps.newHashMap();

        int ringSize = configuration.getRingSize();

        BufferWatermark pWm = new BufferWatermark(ringSize, processBufferWatermark);
        input.put("utilization_percent", pWm.getUtilizationPercentage());
        input.put("utilization", pWm.getUtilization());

        BufferWatermark oWm = new BufferWatermark(ringSize, outputBufferWatermark);
        output.put("utilization_percent", oWm.getUtilizationPercentage());
        output.put("utilization", oWm.getUtilization());

        buffers.put("input", input);
        buffers.put("output", output);

        return buffers;
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        }

        message.setStreams(streamList);
        message.addFields(fields);

        final MessageInput input;
        if (bean.getSourceInput() != null)
            input = getMessageInput(bean.getSourceInput());
        else
            input = null;
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    public Response status() {
        /*
         * IMPORTANT!! When implementing permissions for radio: This must be
         *             accessible without authorization. LBs don't do that.
         */
        final LoadBalancerStatus lbStatus = serverStatus.getLifecycle().getLoadbalancerStatus();

        final Response.Status status = lbStatus == LoadBalancerStatus.ALIVE
                ? Response.Status.OK : Response.Status.SERVICE_UNAVAILABLE;

        return Response.status(status)
                .entity(lbStatus.toString().toUpperCase())
                .build();
    }
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    @PUT @Timed
    @Produces(MediaType.APPLICATION_JSON)
    @Path("/override/{status}")
    public Response override(@PathParam("status") String status) {
        final LoadBalancerStatus lbStatus;
        try {
            lbStatus = LoadBalancerStatus.valueOf(status.toUpperCase());
        } catch(IllegalArgumentException e) {
            throw new WebApplicationException(e, Response.Status.BAD_REQUEST);
        }
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