Examples with Cluster com.sequenceiq.periscope.domain.Cluster used on opensource projects

Example 16 with Cluster

use of com.sequenceiq.periscope.domain.Cluster in project cloudbreak by hortonworks.

the class ClusterCreationEvaluator method ambariHealthCheck.

private void ambariHealthCheck(PeriscopeUser user, AmbariStack ambariStack) {
    String host = ambariStack.getAmbari().getHost();
    try {
        AmbariClient client = ambariClientProvider.createAmbariClient(new Cluster(user, ambariStack));
        String healthCheckResult = client.healthCheck();
        if (!"RUNNING".equals(healthCheckResult)) {
            throw new AmbariHealtCheckException(String.format("Ambari on host '%s' is not in 'RUNNING' state.", host));
        }
    } catch (Exception ex) {
        throw new AmbariHealtCheckException(String.format("Health check failed on host '%s':", host), ex);
    }
}

Example 17 with Cluster

use of com.sequenceiq.periscope.domain.Cluster in project cloudbreak by hortonworks.

the class CronTimeEvaluator method run.

@Override
public void run() {
    Cluster cluster = clusterService.find(clusterId);
    MDCBuilder.buildMdcContext(cluster);
    for (TimeAlert alert : alertRepository.findAllByCluster(clusterId)) {
        if (isTrigger(alert) && isPolicyAttached(alert)) {
            LOGGER.info("Time alert '{}' triggers the '{}' scaling policy", alert.getName(), alert.getScalingPolicy().getName());
            publishEvent(new ScalingEvent(alert));
            break;
        }
    }
}

Example 18 with Cluster

use of com.sequenceiq.periscope.domain.Cluster in project cloudbreak by hortonworks.

the class PrometheusEvaluator method run.

@Override
public void run() {
    try {
        Cluster cluster = clusterService.find(clusterId);
        MDCBuilder.buildMdcContext(cluster);
        TlsConfiguration tlsConfig = tlsSecurityService.getConfiguration(cluster);
        Client client = RestClientUtil.createClient(tlsConfig.getServerCert(), tlsConfig.getClientCert(), tlsConfig.getClientKey(), true, PrometheusEvaluator.class);
        String prometheusAddress = String.format("https://%s:%s/prometheus", cluster.getAmbari().getHost(), cluster.getPort());
        WebTarget target = client.target(prometheusAddress);
        for (PrometheusAlert alert : alertRepository.findAllByCluster(clusterId)) {
            String alertName = alert.getName();
            LOGGER.info("Checking Prometheus based alert: '{}'", alertName);
            String query = URLEncoder.encode(String.format("ALERTS{alertname=\"%s\"}[%dm]", alert.getName(), alert.getPeriod()), "UTF-8");
            Response response = target.path("/api/v1/query").queryParam("query", query).request().header("Accept", MediaType.APPLICATION_JSON_VALUE).get();
            PrometheusResponse prometheusResponse = JaxRSUtil.response(response, PrometheusResponse.class);
            boolean triggerScale = false;
            switch(alert.getAlertState()) {
                case OK:
                    triggerScale = prometheusResponse.getData().getResult().isEmpty();
                    break;
                case CRITICAL:
                    for (Result alertResult : prometheusResponse.getData().getResult()) {
                        if ("firing".equals(alertResult.getMetric().getAlertstate())) {
                            List<Object> lastSample = alertResult.getValues().get(alertResult.getValues().size() - 1);
                            Object alertValue = lastSample.get(1);
                            if (alertValue instanceof String) {
                                if ("0".equals(alertValue)) {
                                    break;
                                }
                                triggerScale = true;
                            }
                        }
                    }
                    break;
                default:
                    triggerScale = false;
                    break;
            }
            if (triggerScale && isPolicyAttached(alert)) {
                publishEvent(new ScalingEvent(alert));
            }
        }
    } catch (Exception e) {
        LOGGER.error("Failed to retrieve alerts from Prometheus", e);
        publishEvent(new UpdateFailedEvent(clusterId));
    }
}

Example 19 with Cluster

use of com.sequenceiq.periscope.domain.Cluster in project cloudbreak by hortonworks.

the class ClusterRequestConverter method convert.

@Override
public Cluster convert(AutoscaleClusterRequest source) {
    Cluster cluster = new Cluster();
    cluster.setStackId(source.getStackId());
    cluster.setAutoscalingEnabled(source.enableAutoscaling());
    List<MetricAlertRequest> metricAlertResponses = source.getMetricAlerts();
    if (metricAlertResponses != null && !metricAlertResponses.isEmpty()) {
        Set<MetricAlert> alerts = metricAlertResponses.stream().map(metricAlertJson -> {
            MetricAlert alert = metricAlertRequestConverter.convert(metricAlertJson);
            alert.setCluster(cluster);
            return alert;
        }).collect(Collectors.toSet());
        cluster.setMetricAlerts(alerts);
    }
    List<TimeAlertRequest> timeAlertRequests = source.getTimeAlerts();
    if (timeAlertRequests != null && !timeAlertRequests.isEmpty()) {
        Set<TimeAlert> alerts = timeAlertRequests.stream().map(timeAlertJson -> {
            TimeAlert alert = timeAlertRequestConverter.convert(timeAlertJson);
            alert.setCluster(cluster);
            return alert;
        }).collect(Collectors.toSet());
        cluster.setTimeAlerts(alerts);
    }
    List<PrometheusAlertRequest> prometheusAlertRequests = source.getPrometheusAlerts();
    if (prometheusAlertRequests != null && !prometheusAlertRequests.isEmpty()) {
        Set<PrometheusAlert> alerts = prometheusAlertRequests.stream().map(prometheusAlertJson -> {
            PrometheusAlert alert = prometheusAlertRequestConverter.convert(prometheusAlertJson);
            alert.setCluster(cluster);
            return alert;
        }).collect(Collectors.toSet());
        cluster.setPrometheusAlerts(alerts);
    }
    ScalingConfigurationRequest scalingConfiguration = source.getScalingConfiguration();
    if (scalingConfiguration != null) {
        cluster.setMinSize(scalingConfiguration.getMinSize());
        cluster.setMaxSize(scalingConfiguration.getMaxSize());
        cluster.setCoolDown(scalingConfiguration.getCoolDown());
    }
    return cluster;
}

Example 20 with Cluster

use of com.sequenceiq.periscope.domain.Cluster in project cloudbreak by hortonworks.

the class UpdateFailedHandler method reportAmbariServerFailure.

private void reportAmbariServerFailure(Cluster cluster, StackResponse stackResponse, CloudbreakClient cbClient) {
    Optional<InstanceMetaDataJson> pgw = stackResponse.getInstanceGroups().stream().flatMap(ig -> ig.getMetadata().stream()).filter(im -> im.getInstanceType() == InstanceMetadataType.GATEWAY_PRIMARY && im.getInstanceStatus() != InstanceStatus.TERMINATED).findFirst();
    if (pgw.isPresent()) {
        FailureReport failureReport = new FailureReport();
        failureReport.setFailedNodes(Collections.singletonList(pgw.get().getDiscoveryFQDN()));
        try {
            cbClient.clusterEndpoint().failureReport(cluster.getStackId(), failureReport);
        } catch (Exception e) {
            LOGGER.warn("Exception during failure report", e);
        }
    }
}