Package org.apache.ambari.server.state

Examples of org.apache.ambari.server.state.ComponentInfo

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      throw new AmbariException("Action " + actionRequest.getActionName() + " targets component " + targetComponent +
          " without specifying the target service.");
    }

    if (targetComponent != null && !targetComponent.isEmpty()) {
      ComponentInfo compInfo;
      try {
        compInfo = ambariMetaInfo.getComponent(stackId.getStackName(), stackId.getStackVersion(),
            targetService, targetComponent);
      } catch (StackAccessException se) {
        compInfo = null;
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    }
  }

  @Test
  public void getComponentCategory() throws AmbariException {
    ComponentInfo componentInfo = metaInfo.getComponentCategory(STACK_NAME_HDP,
        STACK_VERSION_HDP, SERVICE_NAME_HDFS, SERVICE_COMPONENT_NAME);
    assertNotNull(componentInfo);
    componentInfo = metaInfo.getComponentCategory(STACK_NAME_HDP,
        STACK_VERSION_HDP, SERVICE_NAME_HDFS, "DATANODE1");
    Assert.assertNotNull(componentInfo);
    assertTrue(!componentInfo.isClient());
  }
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    Assert.assertFalse(ambariMetaInfo.isSupportedStack(".svn", ""));
  }

  @Test
  public void testGetComponent() throws Exception {
    ComponentInfo component = metaInfo.getComponent(STACK_NAME_HDP,
        STACK_VERSION_HDP, SERVICE_NAME_HDFS, SERVICE_COMPONENT_NAME);
    Assert.assertEquals(component.getName(), SERVICE_COMPONENT_NAME);

    try {
      metaInfo.getComponent(STACK_NAME_HDP,
          STACK_VERSION_HDP, SERVICE_NAME_HDFS, NON_EXT_VALUE);
    } catch (StackAccessException e) {
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            Set<ServiceComponentHostResponse> hostComponentResponses =
                controller.getHostComponents(Collections.singleton(request));

            for (ServiceComponentHostResponse hostComponentResponse : hostComponentResponses ) {
              ComponentInfo componentInfo = ambariMetaInfo.getComponentCategory(stackId.getStackName(),
                  stackId.getStackVersion(), hostComponentResponse.getServiceName(),
                  hostComponentResponse.getComponentName());

              if (componentInfo != null) {
                if (componentInfo.isMaster()) {
                  State state = getHostComponentState(hostComponentResponse);
                  switch (state) {
                    case STARTED:
                    case MAINTENANCE:
                      break;
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            boolean hasSecondary        = false;
            boolean hasJournal          = false;
            State   nonStartedState     = null;

            for (ServiceComponentHostResponse hostComponentResponse : hostComponentResponses ) {
              ComponentInfo componentInfo = ambariMetaInfo.getComponentCategory(stackId.getStackName(),
                  stackId.getStackVersion(), hostComponentResponse.getServiceName(),
                  hostComponentResponse.getComponentName());

              if (componentInfo != null) {
                if (componentInfo.isMaster()) {

                  String componentName = hostComponentResponse.getComponentName();
                  boolean isNameNode = false;

                  if (componentName.equals("NAMENODE")) {
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            int     hBaseMasterActiveCount = 0;
            State   nonStartedState        = null;

            for (ServiceComponentHostResponse hostComponentResponse : hostComponentResponses ) {
              ComponentInfo componentInfo = ambariMetaInfo.getComponentCategory(stackId.getStackName(),
                  stackId.getStackVersion(), hostComponentResponse.getServiceName(),
                  hostComponentResponse.getComponentName());

              if (componentInfo != null) {
                if (componentInfo.isMaster()) {

                  State state = getHostComponentState(hostComponentResponse);

                  switch (state) {
                    case STARTED:
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      Service s = cluster.getService(request.getServiceName());
      ServiceComponent sc = s.getServiceComponent(
          request.getComponentName());

      StackId stackId = sc.getDesiredStackVersion();
      ComponentInfo compInfo = ambariMetaInfo.getComponentCategory(
          stackId.getStackName(), stackId.getStackVersion(),
          s.getName(), sc.getName());
      boolean isClient = compInfo.isClient();

      ServiceComponentHost sch =
          serviceComponentHostFactory.createNew(sc, request.getHostname(),
              isClient);
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      for (String componentName :
        changedComponentCount.get(serviceName).keySet()) {
        ServiceComponent sc = cluster.getService(serviceName)
          .getServiceComponent(componentName);
        StackId stackId = sc.getDesiredStackVersion();
        ComponentInfo compInfo = ambariMetaInfo.getComponentCategory(
          stackId.getStackName(), stackId.getStackVersion(), serviceName,
          componentName);
        if (runSmokeTest && compInfo.isMaster()) {
          smokeTestServices.add(serviceName);
        }

        // FIXME if master check if we need to run a smoke test for the master
      }
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                      + ", newDesiredState=" + newState);
                }
                break;
              case STARTED:
                StackId stackId = scHost.getDesiredStackVersion();
                ComponentInfo compInfo = ambariMetaInfo.getComponentCategory(
                    stackId.getStackName(), stackId.getStackVersion(), scHost.getServiceName(),
                    scHost.getServiceComponentName());
                if (oldSchState == State.INSTALLED
                    || oldSchState == State.STARTING) {
                  roleCommand = RoleCommand.START;
                  event = new ServiceComponentHostStartEvent(
                      scHost.getServiceComponentName(), scHost.getHostName(),
                      nowTimestamp);
                } else {
                  String error = "Invalid transition for"
                      + " servicecomponenthost"
                      + ", clusterName=" + cluster.getClusterName()
                      + ", clusterId=" + cluster.getClusterId()
                      + ", serviceName=" + scHost.getServiceName()
                      + ", componentName=" + scHost.getServiceComponentName()
                      + ", hostname=" + scHost.getHostName()
                      + ", currentState=" + oldSchState
                      + ", newDesiredState=" + newState;
                  if (compInfo.isMaster()) {
                    throw new AmbariException(error);
                  } else {
                    LOG.info("Ignoring: " + error);
                    continue;
                  }
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  }

  private String getClientHostForRunningAction(Cluster cluster,
      Service service) throws AmbariException {
    StackId stackId = service.getDesiredStackVersion();
    ComponentInfo compInfo =
        ambariMetaInfo.getServiceInfo(stackId.getStackName(),
            stackId.getStackVersion(), service.getName()).getClientComponent();
    if (compInfo != null) {
      try {
        ServiceComponent serviceComponent =
            service.getServiceComponent(compInfo.getName());
        if (!serviceComponent.getServiceComponentHosts().isEmpty()) {
          return getHealthyHost(serviceComponent.getServiceComponentHosts().keySet());
        }
      } catch (ServiceComponentNotFoundException e) {
        LOG.warn("Could not find required component to run action"
            + ", clusterName=" + cluster.getClusterName()
            + ", serviceName=" + service.getName()
            + ", componentName=" + compInfo.getName());


      }
    }
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Related Classes of org.apache.ambari.server.state.ComponentInfo

  • org.apache.ambari.server.agent.HeartBeatHandler
  • org.apache.ambari.server.api.services.AmbariMetaInfo
  • org.apache.ambari.server.api.services.AmbariMetaInfoTest
  • org.apache.ambari.server.controller.AmbariActionExecutionHelper
  • org.apache.ambari.server.controller.AmbariCustomCommandExecutionHelper
  • org.apache.ambari.server.controller.AmbariManagementControllerImpl
  • org.apache.ambari.server.controller.internal.BlueprintResourceProviderTest
  • org.apache.ambari.server.controller.internal.ComponentResourceProvider
  • org.apache.ambari.server.controller.internal.ComponentResourceProviderTest
  • org.apache.ambari.server.controller.internal.HostResourceProvider
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