Package org.apache.hadoop.gateway.services.registry

Examples of org.apache.hadoop.gateway.services.registry.ServiceRegistry

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      ServiceDeploymentContributor contributor = getServiceContributor( service.getRole(), null );
      if( contributor != null ) {
        try {
          contributor.contributeService( context, service );
          if (gatewayServices != null) {
            ServiceRegistry sr = (ServiceRegistry) gatewayServices.getService(GatewayServices.SERVICE_REGISTRY_SERVICE);
            if (sr != null) {
              String regCode = sr.getRegistrationCode(topology.getName());
              sr.registerService(regCode, topology.getName(), service.getRole(), service.getUrl() );
            }
          }
        } catch( Exception e ) {
          // Maybe it makes sense to throw exception
          log.failedToContributeService( service.getName(), service.getRole(), e );
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  }

  private synchronized void internalUndeploy( Topology topology ) {
    WebAppContext context = deployments.remove( topology.getName() );
    if( context != null ) {
      ServiceRegistry sr = getGatewayServices().getService(GatewayServices.SERVICE_REGISTRY_SERVICE);
      if (sr != null) {
        sr.removeClusterServices(topology.getName());
      }
      contexts.removeHandler( context ) ;
      try {
        context.stop();
      } catch( Exception e ) {
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    URL url = ClassLoader.getSystemResource( name );
    return url;
  }

  public void setUp( String username, Map<String,String> initParams ) throws Exception {
    ServiceRegistry mockServiceRegistry = EasyMock.createNiceMock( ServiceRegistry.class );
    EasyMock.expect( mockServiceRegistry.lookupServiceURL( "test-cluster", "NAMENODE" ) ).andReturn( "test-nn-scheme://test-nn-host:411" ).anyTimes();
    EasyMock.expect( mockServiceRegistry.lookupServiceURL( "test-cluster", "JOBTRACKER" ) ).andReturn( "test-jt-scheme://test-jt-host:511" ).anyTimes();

    GatewayServices mockGatewayServices = EasyMock.createNiceMock( GatewayServices.class );
    EasyMock.expect( mockGatewayServices.getService( GatewayServices.SERVICE_REGISTRY_SERVICE ) ).andReturn( mockServiceRegistry ).anyTimes();

    EasyMock.replay( mockServiceRegistry, mockGatewayServices );
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      ServiceDeploymentContributor contributor = getServiceContributor( service.getRole(), null );
      if( contributor != null ) {
        try {
          contributor.contributeService( context, service );
          if (gatewayServices != null) {
            ServiceRegistry sr = (ServiceRegistry) gatewayServices.getService(GatewayServices.SERVICE_REGISTRY_SERVICE);
            if (sr != null) {
              String regCode = sr.getRegistrationCode(topology.getName());
              sr.registerService(regCode, topology.getName(), service.getRole(), service.getUrls() );
            }
          }
        } catch( Exception e ) {
          // Maybe it makes sense to throw exception
          log.failedToContributeService( service.getName(), service.getRole(), e );
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    URL url = ClassLoader.getSystemResource( name );
    return url;
  }

  public void setUp( String username, Map<String,String> initParams ) throws Exception {
    ServiceRegistry mockServiceRegistry = EasyMock.createNiceMock( ServiceRegistry.class );
    EasyMock.expect( mockServiceRegistry.lookupServiceURL( "test-cluster", "NAMENODE" ) ).andReturn( "test-nn-scheme://test-nn-host:411" ).anyTimes();
    EasyMock.expect( mockServiceRegistry.lookupServiceURL( "test-cluster", "JOBTRACKER" ) ).andReturn( "test-jt-scheme://test-jt-host:511" ).anyTimes();

    GatewayServices mockGatewayServices = EasyMock.createNiceMock( GatewayServices.class );
    EasyMock.expect( mockGatewayServices.getService(GatewayServices.SERVICE_REGISTRY_SERVICE) ).andReturn( mockServiceRegistry ).anyTimes();

    EasyMock.replay( mockServiceRegistry, mockGatewayServices );
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  }

  private synchronized void internalUndeploy( Topology topology ) {
    WebAppContext context = deployments.remove( topology.getName() );
    if( context != null ) {
      ServiceRegistry sr = getGatewayServices().getService(GatewayServices.SERVICE_REGISTRY_SERVICE);
      if (sr != null) {
        sr.removeClusterServices(topology.getName());
      }
      contexts.removeHandler( context ) ;
      try {
        context.stop();
      } catch( Exception e ) {
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   }

   private void setupHaProvider(HaDescriptor descriptor, ServletContext servletContext) {
      GatewayServices services = (GatewayServices) servletContext.getAttribute(GatewayServices.GATEWAY_SERVICES_ATTRIBUTE);
      String clusterName = (String) servletContext.getAttribute(GatewayServices.GATEWAY_CLUSTER_ATTRIBUTE);
      ServiceRegistry serviceRegistry = services.getService(GatewayServices.SERVICE_REGISTRY_SERVICE);
      HaProvider provider = new DefaultHaProvider(descriptor);
      List<String> serviceNames = descriptor.getEnabledServiceNames();
      for (String serviceName : serviceNames) {
         provider.addHaService(serviceName, serviceRegistry.lookupServiceURLs(clusterName, serviceName));
      }
      servletContext.setAttribute(PROVIDER_ATTRIBUTE_NAME, provider);
   }
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  }

  private synchronized void internalUndeploy( Topology topology ) {
    WebAppContext context = deployments.remove( topology.getName() );
    if( context != null ) {
      ServiceRegistry sr = getGatewayServices().getService(GatewayServices.SERVICE_REGISTRY_SERVICE);
      if (sr != null) {
        sr.removeClusterServices(topology.getName());
      }
      contexts.removeHandler( context ) ;
      try {
        context.stop();
      } catch( Exception e ) {
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      ServiceDeploymentContributor contributor = getServiceContributor( service.getRole(), null );
      if( contributor != null ) {
        try {
          contributor.contributeService( context, service );
          if (gatewayServices != null) {
            ServiceRegistry sr = (ServiceRegistry) gatewayServices.getService(GatewayServices.SERVICE_REGISTRY_SERVICE);
            if (sr != null) {
              String regCode = sr.getRegistrationCode(topology.getName());
              sr.registerService(regCode, topology.getName(), service.getRole(), service.getUrl() );
            }
          }
        } catch( Exception e ) {
          // Maybe it makes sense to throw exception
          log.failedToContributeService( service.getName(), service.getRole(), e );
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Related Classes of org.apache.hadoop.gateway.services.registry.ServiceRegistry

  • org.apache.hadoop.gateway.deploy.DeploymentFactory
  • org.apache.hadoop.gateway.GatewayServer
  • org.apache.hadoop.gateway.ha.provider.HaServletContextListener
  • org.apache.hadoop.gateway.svcregfunc.impl.ServiceRegistryFunctionsTest
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