Exemple #1
0
  public static void handleClusterTerminatedEvent(ClusterStatusClusterTerminatedEvent event) {

    TopologyManager.acquireWriteLock();

    try {
      Topology topology = TopologyManager.getTopology();
      Service service = topology.getService(event.getServiceName());

      // update the status of the cluster
      if (service == null) {
        log.warn(String.format("Service %s does not exist", event.getServiceName()));
        return;
      }

      Cluster cluster = service.getCluster(event.getClusterId());
      if (cluster == null) {
        log.warn(String.format("Cluster %s does not exist", event.getClusterId()));
        return;
      }

      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.Terminated;
      if (context.isStateTransitionValid(status)) {
        context.setStatus(status);
        log.info(
            "Cluster Terminated adding status started for and removing the cluster instance"
                + cluster.getClusterId());
        cluster.removeInstanceContext(event.getInstanceId());
        TopologyManager.updateTopology(topology);
        // publishing data
        ClusterInstanceTerminatedEvent clusterTerminatedEvent =
            new ClusterInstanceTerminatedEvent(
                event.getAppId(),
                event.getServiceName(),
                event.getClusterId(),
                event.getInstanceId());

        TopologyEventPublisher.sendClusterTerminatedEvent(clusterTerminatedEvent);
      } 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));
        return;
      }
    } finally {
      TopologyManager.releaseWriteLock();
    }
  }
Exemple #2
0
  public static void handleMemberMaintenance(
      InstanceMaintenanceModeEvent instanceMaintenanceModeEvent)
      throws InvalidMemberException, InvalidCartridgeTypeException {
    Topology topology = TopologyManager.getTopology();
    Service service = topology.getService(instanceMaintenanceModeEvent.getServiceName());
    // update the status of the member
    if (service == null) {
      log.warn(
          String.format(
              "Service %s does not exist", instanceMaintenanceModeEvent.getServiceName()));
      return;
    }

    Cluster cluster = service.getCluster(instanceMaintenanceModeEvent.getClusterId());
    if (cluster == null) {
      log.warn(
          String.format("Cluster %s does not exist", instanceMaintenanceModeEvent.getClusterId()));
      return;
    }

    Member member = cluster.getMember(instanceMaintenanceModeEvent.getMemberId());
    if (member == null) {
      log.warn(
          String.format("Member %s does not exist", instanceMaintenanceModeEvent.getMemberId()));
      return;
    }

    MemberMaintenanceModeEvent memberMaintenanceModeEvent =
        new MemberMaintenanceModeEvent(
            instanceMaintenanceModeEvent.getServiceName(),
            instanceMaintenanceModeEvent.getClusterId(),
            instanceMaintenanceModeEvent.getClusterInstanceId(),
            instanceMaintenanceModeEvent.getMemberId(),
            instanceMaintenanceModeEvent.getNetworkPartitionId(),
            instanceMaintenanceModeEvent.getPartitionId());
    try {
      TopologyManager.acquireWriteLock();
      // try update lifecycle state
      if (!member.isStateTransitionValid(MemberStatus.In_Maintenance)) {
        log.error(
            "Invalid State Transition from "
                + member.getStatus()
                + " to "
                + MemberStatus.In_Maintenance);
        return;
      }
      member.setStatus(MemberStatus.In_Maintenance);
      log.info("member maintenance mode event adding status started");

      TopologyManager.updateTopology(topology);
    } finally {
      TopologyManager.releaseWriteLock();
    }
    // publishing data
    TopologyEventPublisher.sendMemberMaintenanceModeEvent(memberMaintenanceModeEvent);
  }
Exemple #3
0
  public static void handleClusterInstanceCreated(
      String serviceType,
      String clusterId,
      String alias,
      String instanceId,
      String partitionId,
      String networkPartitionId) {

    TopologyManager.acquireWriteLock();

    try {
      Topology topology = TopologyManager.getTopology();
      Service service = topology.getService(serviceType);
      if (service == null) {
        log.error(
            "Service "
                + serviceType
                + " not found in Topology, unable to update the cluster status to Created");
        return;
      }

      Cluster cluster = service.getCluster(clusterId);
      if (cluster == null) {
        log.error(
            "Cluster "
                + clusterId
                + " not found in Topology, unable to update "
                + "status to Created");
        return;
      }

      if (cluster.getInstanceContexts(instanceId) != null) {
        log.warn(
            "The Instance context for the cluster already exists for [cluster] "
                + clusterId
                + " [instance-id] "
                + instanceId);
        return;
      }

      ClusterInstance clusterInstance = new ClusterInstance(alias, clusterId, instanceId);
      clusterInstance.setNetworkPartitionId(networkPartitionId);
      clusterInstance.setPartitionId(partitionId);
      cluster.addInstanceContext(instanceId, clusterInstance);
      TopologyManager.updateTopology(topology);

      ClusterInstanceCreatedEvent clusterInstanceCreatedEvent =
          new ClusterInstanceCreatedEvent(serviceType, clusterId, clusterInstance);
      clusterInstanceCreatedEvent.setPartitionId(partitionId);
      TopologyEventPublisher.sendClusterInstanceCreatedEvent(clusterInstanceCreatedEvent);

    } finally {
      TopologyManager.releaseWriteLock();
    }
  }
Exemple #4
0
  /**
   * Remove member from topology and send member terminated event.
   *
   * @param serviceName
   * @param clusterId
   * @param networkPartitionId
   * @param partitionId
   * @param memberId
   */
  public static void handleMemberTerminated(
      String serviceName,
      String clusterId,
      String networkPartitionId,
      String partitionId,
      String memberId) {
    Topology topology = TopologyManager.getTopology();
    Service service = topology.getService(serviceName);
    Properties properties;
    if (service == null) {
      log.warn(String.format("Service %s does not exist", serviceName));
      return;
    }
    Cluster cluster = service.getCluster(clusterId);
    if (cluster == null) {
      log.warn(String.format("Cluster %s does not exist", clusterId));
      return;
    }

    Member member = cluster.getMember(memberId);
    if (member == null) {
      log.warn(String.format("Member %s does not exist", memberId));
      return;
    }

    String clusterInstanceId = member.getClusterInstanceId();

    try {
      TopologyManager.acquireWriteLock();
      properties = member.getProperties();
      cluster.removeMember(member);
      TopologyManager.updateTopology(topology);
    } finally {
      TopologyManager.releaseWriteLock();
    }
    /* @TODO leftover from grouping_poc*/
    String groupAlias = null;
    TopologyEventPublisher.sendMemberTerminatedEvent(
        serviceName,
        clusterId,
        memberId,
        clusterInstanceId,
        networkPartitionId,
        partitionId,
        properties,
        groupAlias);
  }
Exemple #5
0
  /**
   * Add member object to the topology and publish member created event
   *
   * @param memberContext
   */
  public static void handleMemberCreatedEvent(MemberContext memberContext) {
    Topology topology = TopologyManager.getTopology();

    Service service = topology.getService(memberContext.getCartridgeType());
    String clusterId = memberContext.getClusterId();
    Cluster cluster = service.getCluster(clusterId);
    String memberId = memberContext.getMemberId();
    String clusterInstanceId = memberContext.getClusterInstanceId();
    String networkPartitionId = memberContext.getNetworkPartitionId();
    String partitionId = memberContext.getPartition().getId();
    String lbClusterId = memberContext.getLbClusterId();
    long initTime = memberContext.getInitTime();

    if (cluster.memberExists(memberId)) {
      log.warn(String.format("Member %s already exists", memberId));
      return;
    }

    try {
      TopologyManager.acquireWriteLock();
      Member member =
          new Member(
              service.getServiceName(),
              clusterId,
              memberId,
              clusterInstanceId,
              networkPartitionId,
              partitionId,
              memberContext.getLoadBalancingIPType(),
              initTime);
      member.setStatus(MemberStatus.Created);
      member.setLbClusterId(lbClusterId);
      member.setProperties(CloudControllerUtil.toJavaUtilProperties(memberContext.getProperties()));
      cluster.addMember(member);
      TopologyManager.updateTopology(topology);
    } finally {
      TopologyManager.releaseWriteLock();
    }

    TopologyEventPublisher.sendMemberCreatedEvent(memberContext);
  }
Exemple #6
0
  public static void handleClusterActivatedEvent(
      ClusterStatusClusterActivatedEvent clusterStatusClusterActivatedEvent) {

    Topology topology = TopologyManager.getTopology();
    Service service = topology.getService(clusterStatusClusterActivatedEvent.getServiceName());
    // update the status of the cluster
    if (service == null) {
      log.warn(
          String.format(
              "Service %s does not exist", clusterStatusClusterActivatedEvent.getServiceName()));
      return;
    }

    Cluster cluster = service.getCluster(clusterStatusClusterActivatedEvent.getClusterId());
    if (cluster == null) {
      log.warn(
          String.format(
              "Cluster %s does not exist", clusterStatusClusterActivatedEvent.getClusterId()));
      return;
    }

    String clusterId = cluster.getClusterId();
    ClusterContext clusterContext =
        CloudControllerContext.getInstance().getClusterContext(clusterId);
    if (clusterContext == null) {
      log.warn("Cluster context not found: [cluster-id] " + clusterId);
      return;
    }

    ClusterInstanceActivatedEvent clusterInstanceActivatedEvent =
        new ClusterInstanceActivatedEvent(
            clusterStatusClusterActivatedEvent.getAppId(),
            clusterStatusClusterActivatedEvent.getServiceName(),
            clusterStatusClusterActivatedEvent.getClusterId(),
            clusterStatusClusterActivatedEvent.getInstanceId());
    try {
      TopologyManager.acquireWriteLock();
      List<KubernetesService> kubernetesServices = clusterContext.getKubernetesServices();
      cluster.setKubernetesServices(kubernetesServices);

      if (kubernetesServices != null) {
        // Set kubernetes services
        cluster.setKubernetesServices(kubernetesServices);
        try {
          // Generate access URLs for kubernetes services
          for (KubernetesService kubernetesService : kubernetesServices) {

            if (kubernetesService.getServiceType().equals(KubernetesConstants.NODE_PORT)) {
              // Public IP = Kubernetes minion public IP
              String[] publicIPs = kubernetesService.getPublicIPs();
              if ((publicIPs != null) && (publicIPs.length > 0)) {
                for (String publicIP : publicIPs) {
                  // There can be a String array with null values
                  if (publicIP != null) {
                    // Using type URI since only http, https, ftp, file, jar protocols are supported
                    // in URL
                    URI accessURL =
                        new URI(
                            kubernetesService.getProtocol(),
                            null,
                            publicIP,
                            kubernetesService.getPort(),
                            null,
                            null,
                            null);
                    cluster.addAccessUrl(accessURL.toString());
                    clusterInstanceActivatedEvent.addAccessUrl(accessURL.toString());
                  } else {
                    log.error(
                        String.format(
                            "Could not create access URL for [Kubernetes-service] %s , "
                                + "since Public IP is not available",
                            kubernetesService.getId()));
                  }
                }
              }
            }
          }
        } catch (URISyntaxException e) {
          log.error("Could not create access URLs for Kubernetes services", e);
        }
      }

      ClusterInstance context =
          cluster.getInstanceContexts(clusterStatusClusterActivatedEvent.getInstanceId());

      if (context == null) {
        log.warn(
            "Cluster instance context is not found for [cluster] "
                + clusterStatusClusterActivatedEvent.getClusterId()
                + " [instance-id] "
                + clusterStatusClusterActivatedEvent.getInstanceId());
        return;
      }
      ClusterStatus status = ClusterStatus.Active;
      if (context.isStateTransitionValid(status)) {
        context.setStatus(status);
        log.info("Cluster activated adding status started for " + cluster.getClusterId());
        TopologyManager.updateTopology(topology);
        // publish event
        TopologyEventPublisher.sendClusterActivatedEvent(clusterInstanceActivatedEvent);
      } else {
        log.error(
            String.format(
                "Cluster state transition is not valid: [cluster-id] %s "
                    + " [instance-id] %s [current-status] %s [status-requested] %s",
                clusterStatusClusterActivatedEvent.getClusterId(),
                clusterStatusClusterActivatedEvent.getInstanceId(),
                context.getStatus(),
                status));
        return;
      }
    } finally {
      TopologyManager.releaseWriteLock();
    }
  }
Exemple #7
0
  public static void handleMemberReadyToShutdown(
      InstanceReadyToShutdownEvent instanceReadyToShutdownEvent)
      throws InvalidMemberException, InvalidCartridgeTypeException {
    Topology topology = TopologyManager.getTopology();
    Service service = topology.getService(instanceReadyToShutdownEvent.getServiceName());
    // update the status of the member
    if (service == null) {
      log.warn(
          String.format(
              "Service %s does not exist", instanceReadyToShutdownEvent.getServiceName()));
      return;
    }

    Cluster cluster = service.getCluster(instanceReadyToShutdownEvent.getClusterId());
    if (cluster == null) {
      log.warn(
          String.format("Cluster %s does not exist", instanceReadyToShutdownEvent.getClusterId()));
      return;
    }

    Member member = cluster.getMember(instanceReadyToShutdownEvent.getMemberId());
    if (member == null) {
      log.warn(
          String.format("Member %s does not exist", instanceReadyToShutdownEvent.getMemberId()));
      return;
    }
    MemberReadyToShutdownEvent memberReadyToShutdownEvent =
        new MemberReadyToShutdownEvent(
            instanceReadyToShutdownEvent.getServiceName(),
            instanceReadyToShutdownEvent.getClusterId(),
            instanceReadyToShutdownEvent.getClusterInstanceId(),
            instanceReadyToShutdownEvent.getMemberId(),
            instanceReadyToShutdownEvent.getNetworkPartitionId(),
            instanceReadyToShutdownEvent.getPartitionId());
    try {
      TopologyManager.acquireWriteLock();

      if (!member.isStateTransitionValid(MemberStatus.ReadyToShutDown)) {
        log.error(
            "Invalid State Transition from "
                + member.getStatus()
                + " to "
                + MemberStatus.ReadyToShutDown);
        return;
      }
      member.setStatus(MemberStatus.ReadyToShutDown);
      log.info("Member Ready to shut down event adding status started");

      TopologyManager.updateTopology(topology);
    } finally {
      TopologyManager.releaseWriteLock();
    }
    TopologyEventPublisher.sendMemberReadyToShutdownEvent(memberReadyToShutdownEvent);
    // publishing data
    BAMUsageDataPublisher.publish(
        instanceReadyToShutdownEvent.getMemberId(),
        instanceReadyToShutdownEvent.getPartitionId(),
        instanceReadyToShutdownEvent.getNetworkPartitionId(),
        instanceReadyToShutdownEvent.getClusterId(),
        instanceReadyToShutdownEvent.getServiceName(),
        MemberStatus.ReadyToShutDown.toString(),
        null);
    // termination of particular instance will be handled by autoscaler
  }
Exemple #8
0
  public static void handleMemberActivated(InstanceActivatedEvent instanceActivatedEvent) {
    Topology topology = TopologyManager.getTopology();
    Service service = topology.getService(instanceActivatedEvent.getServiceName());
    if (service == null) {
      log.warn(String.format("Service %s does not exist", instanceActivatedEvent.getServiceName()));
      return;
    }

    Cluster cluster = service.getCluster(instanceActivatedEvent.getClusterId());
    if (cluster == null) {
      log.warn(String.format("Cluster %s does not exist", instanceActivatedEvent.getClusterId()));
      return;
    }

    Member member = cluster.getMember(instanceActivatedEvent.getMemberId());
    if (member == null) {
      log.warn(String.format("Member %s does not exist", instanceActivatedEvent.getMemberId()));
      return;
    }

    MemberActivatedEvent memberActivatedEvent =
        new MemberActivatedEvent(
            instanceActivatedEvent.getServiceName(),
            instanceActivatedEvent.getClusterId(),
            instanceActivatedEvent.getClusterInstanceId(),
            instanceActivatedEvent.getMemberId(),
            instanceActivatedEvent.getNetworkPartitionId(),
            instanceActivatedEvent.getPartitionId());

    // grouping - set grouid
    // TODO
    memberActivatedEvent.setApplicationId(null);
    try {
      TopologyManager.acquireWriteLock();
      // try update lifecycle state
      if (!member.isStateTransitionValid(MemberStatus.Active)) {
        log.error(
            "Invalid state transition from ["
                + member.getStatus()
                + "] to ["
                + MemberStatus.Active
                + "]");
        return;
      } else {
        member.setStatus(MemberStatus.Active);

        // Set member ports
        try {
          Cartridge cartridge =
              CloudControllerContext.getInstance().getCartridge(service.getServiceName());
          if (cartridge == null) {
            throw new RuntimeException(
                String.format(
                    "Cartridge not found: [cartridge-type] %s", service.getServiceName()));
          }

          Port port;
          int portValue;
          List<PortMapping> portMappings = Arrays.asList(cartridge.getPortMappings());
          String clusterId = cluster.getClusterId();
          ClusterContext clusterContext =
              CloudControllerContext.getInstance().getClusterContext(clusterId);
          List<KubernetesService> kubernetesServices = clusterContext.getKubernetesServices();

          for (PortMapping portMapping : portMappings) {
            if (kubernetesServices != null) {
              portValue = findKubernetesServicePort(clusterId, kubernetesServices, portMapping);
            } else {
              portValue = portMapping.getPort();
            }
            port = new Port(portMapping.getProtocol(), portValue, portMapping.getProxyPort());
            member.addPort(port);
            memberActivatedEvent.addPort(port);
          }
        } catch (Exception e) {
          String message =
              String.format(
                  "Could not add member ports: [service-name] %s [member-id] %s",
                  memberActivatedEvent.getServiceName(), memberActivatedEvent.getMemberId());
          log.error(message, e);
        }

        // Set member ip addresses
        memberActivatedEvent.setDefaultPrivateIP(member.getDefaultPrivateIP());
        memberActivatedEvent.setMemberPrivateIPs(member.getMemberPrivateIPs());
        memberActivatedEvent.setDefaultPublicIP(member.getDefaultPublicIP());
        memberActivatedEvent.setMemberPublicIPs(member.getMemberPublicIPs());
        TopologyManager.updateTopology(topology);

        // Publish member activated event
        TopologyEventPublisher.sendMemberActivatedEvent(memberActivatedEvent);

        // Publish statistics data
        BAMUsageDataPublisher.publish(
            memberActivatedEvent.getMemberId(),
            memberActivatedEvent.getPartitionId(),
            memberActivatedEvent.getNetworkPartitionId(),
            memberActivatedEvent.getClusterId(),
            memberActivatedEvent.getServiceName(),
            MemberStatus.Active.toString(),
            null);
      }
    } finally {
      TopologyManager.releaseWriteLock();
    }
  }
Exemple #9
0
  public static void handleMemberStarted(InstanceStartedEvent instanceStartedEvent) {
    try {
      Topology topology = TopologyManager.getTopology();
      Service service = topology.getService(instanceStartedEvent.getServiceName());
      if (service == null) {
        log.warn(String.format("Service %s does not exist", instanceStartedEvent.getServiceName()));
        return;
      }
      if (!service.clusterExists(instanceStartedEvent.getClusterId())) {
        log.warn(
            String.format(
                "Cluster %s does not exist in service %s",
                instanceStartedEvent.getClusterId(), instanceStartedEvent.getServiceName()));
        return;
      }

      Cluster cluster = service.getCluster(instanceStartedEvent.getClusterId());
      Member member = cluster.getMember(instanceStartedEvent.getMemberId());
      if (member == null) {
        log.warn(String.format("Member %s does not exist", instanceStartedEvent.getMemberId()));
        return;
      }

      try {
        TopologyManager.acquireWriteLock();
        // try update lifecycle state
        if (!member.isStateTransitionValid(MemberStatus.Starting)) {
          log.error(
              "Invalid State Transition from "
                  + member.getStatus()
                  + " to "
                  + MemberStatus.Starting);
          return;
        } else {
          member.setStatus(MemberStatus.Starting);
          log.info("member started event adding status started");

          TopologyManager.updateTopology(topology);
          // memberStartedEvent.
          TopologyEventPublisher.sendMemberStartedEvent(instanceStartedEvent);
          // publishing data
          BAMUsageDataPublisher.publish(
              instanceStartedEvent.getMemberId(),
              instanceStartedEvent.getPartitionId(),
              instanceStartedEvent.getNetworkPartitionId(),
              instanceStartedEvent.getClusterId(),
              instanceStartedEvent.getServiceName(),
              MemberStatus.Starting.toString(),
              null);
        }
      } finally {
        TopologyManager.releaseWriteLock();
      }
    } catch (Exception e) {
      String message =
          String.format(
              "Could not handle member started event: [application-id] %s "
                  + "[service-name] %s [member-id] %s",
              instanceStartedEvent.getApplicationId(),
              instanceStartedEvent.getServiceName(),
              instanceStartedEvent.getMemberId());
      log.warn(message, e);
    }
  }
Exemple #10
0
  /**
   * Update member status to initialized and publish member initialized event
   *
   * @param memberContext
   */
  public static void handleMemberInitializedEvent(MemberContext memberContext) {
    Topology topology = TopologyManager.getTopology();
    Service service = topology.getService(memberContext.getCartridgeType());
    if (service == null) {
      log.warn(String.format("Service %s does not exist", memberContext.getCartridgeType()));
      return;
    }
    if (!service.clusterExists(memberContext.getClusterId())) {
      log.warn(
          String.format(
              "Cluster %s does not exist in service %s",
              memberContext.getClusterId(), memberContext.getCartridgeType()));
      return;
    }

    Member member =
        service.getCluster(memberContext.getClusterId()).getMember(memberContext.getMemberId());
    if (member == null) {
      log.warn(String.format("Member %s does not exist", memberContext.getMemberId()));
      return;
    }

    try {
      TopologyManager.acquireWriteLock();

      // Set ip addresses
      member.setDefaultPrivateIP(memberContext.getDefaultPrivateIP());
      if (memberContext.getPrivateIPs() != null) {
        member.setMemberPrivateIPs(Arrays.asList(memberContext.getPrivateIPs()));
      }
      member.setDefaultPublicIP(memberContext.getDefaultPublicIP());
      if (memberContext.getPublicIPs() != null) {
        member.setMemberPublicIPs(Arrays.asList(memberContext.getPublicIPs()));
      }

      // try update lifecycle state
      if (!member.isStateTransitionValid(MemberStatus.Initialized)) {
        log.error(
            "Invalid state transition from "
                + member.getStatus()
                + " to "
                + MemberStatus.Initialized);
        return;
      } else {
        member.setStatus(MemberStatus.Initialized);
        log.info("Member status updated to initialized");

        TopologyManager.updateTopology(topology);

        TopologyEventPublisher.sendMemberInitializedEvent(memberContext);
        // publishing data
        BAMUsageDataPublisher.publish(
            memberContext.getMemberId(),
            memberContext.getPartition().getId(),
            memberContext.getNetworkPartitionId(),
            memberContext.getClusterId(),
            memberContext.getCartridgeType(),
            MemberStatus.Initialized.toString(),
            null);
      }
    } finally {
      TopologyManager.releaseWriteLock();
    }
  }