Examples with ServiceAlert com.thinkbiganalytics.servicemonitor.model.ServiceAlert used on opensource projects

Example 1 with ServiceAlert

use of com.thinkbiganalytics.servicemonitor.model.ServiceAlert in project kylo by Teradata.

the class ActivemqServiceStatusCheck method activemqStatus.

/**
 * Check if Activemq is running
 *
 * @return Status of Activemq
 */
private ServiceComponent activemqStatus() {
    String componentName = "Activemq";
    String serviceName = SERVICE_NAME;
    ServiceComponent component = null;
    Connection activemqConnection = null;
    /**
     * Prepare Alert Message
     */
    ServiceAlert alert = null;
    alert = new DefaultServiceAlert();
    alert.setLabel(componentName);
    alert.setServiceName(serviceName);
    alert.setComponentName(componentName);
    String finalServiceMessage = "";
    try {
        if (this.activemqPoolConnection != null) {
            /**
             * Create Instance of Connection from Pool
             */
            activemqConnection = this.activemqPoolConnection.createConnection();
            /**
             *  On successful connection , return status to Kylo
             */
            finalServiceMessage = "Activemq is running.";
            alert.setMessage(finalServiceMessage);
            alert.setState(ServiceAlert.STATE.OK);
            component = new DefaultServiceComponent.Builder(componentName, ServiceComponent.STATE.UP).message(finalServiceMessage).addAlert(alert).build();
        }
    } catch (Exception jmsConnectionException) {
        finalServiceMessage = "Activemq is down.";
        alert.setMessage(finalServiceMessage);
        alert.setState(ServiceAlert.STATE.CRITICAL);
        component = new DefaultServiceComponent.Builder(componentName, ServiceComponent.STATE.DOWN).message(finalServiceMessage).exception(jmsConnectionException).addAlert(alert).build();
    } finally {
        if (activemqConnection != null)
            try {
                activemqConnection.close();
            } catch (JMSException e) {
                log.error("Unable to close activemq connection", e);
            }
    }
    return component;
}

Example 2 with ServiceAlert

use of com.thinkbiganalytics.servicemonitor.model.ServiceAlert in project kylo by Teradata.

the class AmbariServicesStatusCheck method healthCheck.

/**
 * https://github.com/apache/ambari/blob/trunk/ambari-server/docs/api/v1/host-component-resources.md
 *
 * State 	Description                                                                          <br>
 * INIT 	The initial clean state after the component is first created.                        <br>
 * INSTALLING 	In the process of installing the component.                                  <br>
 * INSTALL_FAILED 	The component install failed.                                                <br>
 * INSTALLED 	The component has been installed successfully but is not currently running.  <br>
 * STARTING 	In the process of starting the component.                                    <br>
 * STARTED 	The component has been installed and started.                                        <br>
 * STOPPING 	In the process of stopping the component.                                    <br>
 * UNINSTALLING 	In the process of uninstalling the component.                                <br>
 * UNINSTALLED 	The component has been successfully uninstalled.                             <br>
 * WIPING_OUT 	In the process of wiping out the installed component.                        <br>
 * UPGRADING 	In the process of upgrading the component.                                   <br>
 * MAINTENANCE 	The component has been marked for maintenance.                               <br>
 * UNKNOWN 	The component state can not be determined.                                           <br>
 */
@Override
public List<ServiceStatusResponse> healthCheck() {
    List<ServiceStatusResponse> serviceStatusResponseList = new ArrayList<>();
    // Get the Map of Services and optional Components we are tracking
    Map<String, List<String>> definedServiceComponentMap = ServiceMonitorCheckUtil.getMapOfServiceAndComponents(services);
    if (definedServiceComponentMap != null && !definedServiceComponentMap.isEmpty()) {
        try {
            AmbariClient client = ambariClient;
            // get the Clusers from ambari
            List<String> clusterNames = client.getAmbariClusterNames();
            // get the Service Status from Ambari
            ServiceComponentInfoSummary response = client.getServiceComponentInfo(clusterNames, services);
            // get alert info for these services as well
            AlertSummary alertSummary = client.getAlerts(clusterNames, services);
            // Convert the Ambari Alerts to the Pipeline Controller Alert
            List<ServiceAlert> serviceAlerts = transformAmbariAlert(alertSummary);
            // Convert the Ambari ServiceComponentInfo objects to Pipeline Controller ServiceComponents
            serviceStatusResponseList = transformAmbariServiceComponents(response, serviceAlerts, definedServiceComponentMap);
        } catch (RestClientException e) {
            Throwable cause;
            if (e.getCause() != null) {
                cause = e.getCause();
            } else {
                cause = e;
            }
            ServiceComponent ambariServiceComponent = new DefaultServiceComponent.Builder("Unknown", "Ambari", "Ambari REST_CLIENT", ServiceComponent.STATE.DOWN).exception(cause).build();
            List<ServiceComponent> ambariComponents = new ArrayList<>();
            ambariComponents.add(ambariServiceComponent);
            ServiceStatusResponse serviceStatusResponse = new DefaultServiceStatusResponse(ambariServiceComponent.getServiceName(), ambariComponents);
            serviceStatusResponseList.add(serviceStatusResponse);
            // add the other services as being Warnings
            addAmbariServiceErrors(cause.getMessage(), serviceStatusResponseList, definedServiceComponentMap);
        }
    }
    return serviceStatusResponseList;
}

Example 3 with ServiceAlert

use of com.thinkbiganalytics.servicemonitor.model.ServiceAlert in project kylo by Teradata.

the class AmbariServicesStatusCheck method transformAmbariAlert.

/**
 * Transform the ambari alerts to Kylo service alerts
 */
private List<ServiceAlert> transformAmbariAlert(AlertSummary alertSummary) {
    List<ServiceAlert> serviceAlerts = new ArrayList<>();
    if (alertSummary != null) {
        List<AlertItem> alertItems = alertSummary.getItems();
        if (alertItems != null) {
            for (AlertItem alertItem : alertItems) {
                Alert alert = alertItem.getAlert();
                ServiceAlert serviceAlert = new DefaultServiceAlert();
                serviceAlert.setServiceName(alertItem.getAlert().getServiceName());
                serviceAlert.setComponentName(alert.getComponentName());
                serviceAlert.setFirstTimestamp(new Date(alert.getOriginalTimestamp()));
                serviceAlert.setLatestTimestamp(new Date(alert.getLatestTimestamp()));
                serviceAlert.setLabel(alert.getLabel());
                serviceAlert.setMessage(alert.getText());
                if (StringUtils.isNotBlank(alert.getState())) {
                    try {
                        serviceAlert.setState(ServiceAlert.STATE.valueOf(alert.getState()));
                    } catch (IllegalArgumentException e) {
                        serviceAlert.setState(ServiceAlert.STATE.UNKNOWN);
                    }
                } else {
                    serviceAlert.setState(ServiceAlert.STATE.UNKNOWN);
                }
                serviceAlerts.add(serviceAlert);
            }
        }
    }
    return serviceAlerts;
}

Example 4 with ServiceAlert

use of com.thinkbiganalytics.servicemonitor.model.ServiceAlert in project kylo by Teradata.

the class ClouderaServicesStatusCheck method apiHealthCheckToServiceAlert.

private ServiceAlert apiHealthCheckToServiceAlert(String componentName, ApiHealthCheck healthCheck) {
    ServiceAlert alert = new DefaultServiceAlert();
    alert.setComponentName(componentName);
    alert.setLabel(healthCheck.getName());
    alert.setMessage(healthCheck.getSummary().name());
    alert.setState(apiHealthSummaryAlertState(healthCheck.getSummary()));
    return alert;
}

Example 5 with ServiceAlert

use of com.thinkbiganalytics.servicemonitor.model.ServiceAlert in project kylo by Teradata.

the class ClouderaServicesStatusCheck method healthCheck.

@Override
public List<ServiceStatusResponse> healthCheck() {
    List<ServiceStatusResponse> serviceStatusResponseList = new ArrayList<>();
    // Get the Map of Services and optional Components we are tracking
    Map<String, List<String>> definedServiceComponentMap = ServiceMonitorCheckUtil.getMapOfServiceAndComponents(services);
    if (definedServiceComponentMap != null && !definedServiceComponentMap.isEmpty()) {
        ClouderaRootResource rootResource;
        try {
            rootResource = clouderaClient.getClouderaResource();
            if (rootResource == null) {
                throw new Exception("The Cloudera Resource is null... It may still be trying to initialize the Rest Client.");
            }
            ApiClusterList clusters = rootResource.getPopulatedClusterList();
            for (ApiCluster cluster : clusters.getClusters()) {
                String clusterName = cluster.getName();
                List<ApiService> services = cluster.getServices();
                for (ApiService service : services) {
                    List<ServiceComponent> serviceComponents = new ArrayList<>();
                    List<ServiceAlert> alerts = new ArrayList<>();
                    String serviceName = service.getType();
                    if (definedServiceComponentMap.containsKey(serviceName)) {
                        service.getHealthSummary();
                        List<ApiHealthCheck> healthChecks = service.getHealthChecks();
                        for (ApiHealthCheck healthCheck : healthChecks) {
                            alerts.add(apiHealthCheckToServiceAlert(null, healthCheck));
                        }
                        List<ApiRole> roles = service.getRoles();
                        for (ApiRole role : roles) {
                            String roleName = role.getType();
                            role.getHealthSummary();
                            List<ApiHealthCheck> roleHealthChecks = role.getHealthChecks();
                            ServiceComponent.STATE roleState = apiRoleStateToServiceComponentState(role.getRoleState());
                            List<ServiceAlert> componentAlerts = new ArrayList<>();
                            for (ApiHealthCheck healthCheck : roleHealthChecks) {
                                ServiceAlert alert = apiHealthCheckToServiceAlert(roleName, healthCheck);
                                alerts.add(alert);
                                componentAlerts.add(alert);
                            }
                            ServiceComponent component = new DefaultServiceComponent.Builder(roleName, roleState).clusterName(clusterName).message(role.getRoleState().name()).alerts(componentAlerts).build();
                            if (definedServiceComponentMap.containsKey(serviceName) && (definedServiceComponentMap.get(serviceName).contains(ServiceMonitorCheckUtil.ALL_COMPONENTS) || definedServiceComponentMap.get(serviceName).contains(component.getName()))) {
                                serviceComponents.add(component);
                            }
                        }
                        ServiceStatusResponse serviceStatusResponse = new DefaultServiceStatusResponse(serviceName, serviceComponents, alerts);
                        serviceStatusResponseList.add(serviceStatusResponse);
                    }
                }
            }
        } catch (Exception e) {
            Throwable cause;
            if (e.getCause() != null) {
                cause = e.getCause();
            } else {
                cause = e;
            }
            ServiceComponent clouderaServiceComponent = new DefaultServiceComponent.Builder("Cloudera REST_CLIENT", ServiceComponent.STATE.DOWN).serviceName("Cloudera").clusterName("UNKNOWN").exception(cause).build();
            List<ServiceComponent> clouderaComponents = new ArrayList<>();
            clouderaComponents.add(clouderaServiceComponent);
            ServiceStatusResponse serviceStatusResponse = new DefaultServiceStatusResponse(clouderaServiceComponent.getServiceName(), clouderaComponents);
            serviceStatusResponseList.add(serviceStatusResponse);
            // add the other services as being Warnings
            addClouderaServiceErrors(cause.getMessage(), serviceStatusResponseList, definedServiceComponentMap);
        }
    }
    return serviceStatusResponseList;
}