public String getCurrentStatus(String clusterName) throws IOException { Cluster cluster = clusters.get(clusterName); if (cluster == null) { throw new IOException("Cluster " + clusterName + " does not exit " + "in this configuration"); } return cluster.getStatus(); }
public static void handleClusterTerminatingEvent(ClusterStatusClusterTerminatingEvent event) { TopologyManager.acquireWriteLock(); try { Topology topology = TopologyManager.getTopology(); Cluster cluster = topology.getService(event.getServiceName()).getCluster(event.getClusterId()); if (!cluster.isStateTransitionValid(ClusterStatus.Terminating, event.getInstanceId())) { log.error( "Invalid state transfer from " + cluster.getStatus(event.getInstanceId()) + " to " + ClusterStatus.Terminating); } ClusterInstance context = cluster.getInstanceContexts(event.getInstanceId()); if (context == null) { log.warn( "Cluster Instance Context is not found for [cluster] " + event.getClusterId() + " [instance-id] " + event.getInstanceId()); return; } ClusterStatus status = ClusterStatus.Terminating; if (context.isStateTransitionValid(status)) { context.setStatus(status); log.info("Cluster Terminating started for " + cluster.getClusterId()); TopologyManager.updateTopology(topology); // publishing data ClusterInstanceTerminatingEvent clusterTerminaingEvent = new ClusterInstanceTerminatingEvent( event.getAppId(), event.getServiceName(), event.getClusterId(), event.getInstanceId()); TopologyEventPublisher.sendClusterTerminatingEvent(clusterTerminaingEvent); // Remove kubernetes services if available ClusterContext clusterContext = CloudControllerContext.getInstance().getClusterContext(event.getClusterId()); if (StringUtils.isNotBlank(clusterContext.getKubernetesClusterId())) { KubernetesIaas.removeKubernetesServices(event.getAppId(), event.getClusterId()); } } else { log.error( String.format( "Cluster state transition is not valid: [cluster-id] %s " + " [instance-id] %s [current-status] %s [status-requested] %s", event.getClusterId(), event.getInstanceId(), context.getStatus(), status)); } } finally { TopologyManager.releaseWriteLock(); } }