content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  
  package org.apache.ambari.server.controller.internal;
  
  import java.util.Collections;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Set;
  
  import org.apache.ambari.server.AmbariException;
  import org.apache.ambari.server.StaticallyInject;
  import org.apache.ambari.server.controller.AmbariManagementController;
  import org.apache.ambari.server.controller.StackServiceRequest;
  import org.apache.ambari.server.controller.StackServiceResponse;
  import org.apache.ambari.server.controller.spi.NoSuchParentResourceException;
  import org.apache.ambari.server.controller.spi.NoSuchResourceException;
  import org.apache.ambari.server.controller.spi.Predicate;
  import org.apache.ambari.server.controller.spi.Request;
  import org.apache.ambari.server.controller.spi.Resource;
  import org.apache.ambari.server.controller.spi.Resource.Type;
  import org.apache.ambari.server.controller.spi.SystemException;
  import org.apache.ambari.server.controller.spi.UnsupportedPropertyException;
  import org.apache.ambari.server.controller.utilities.PropertyHelper;
  import org.apache.ambari.server.state.kerberos.KerberosServiceDescriptorFactory;
  
  import com.google.common.collect.ImmutableMap;
  import com.google.common.collect.Sets;
  import com.google.inject.Inject;
  
  
  @StaticallyInject
  public class StackServiceResourceProvider extends ReadOnlyResourceProvider {
  
    protected static final String SERVICE_NAME_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "service_name");
  
    protected static final String SERVICE_TYPE_PROPERTY_ID = PropertyHelper.getPropertyId(
  		  "StackServices", "service_type");
  
    public static final String STACK_NAME_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "stack_name");
  
    public static final String STACK_VERSION_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "stack_version");
  
    private static final String SERVICE_DISPLAY_NAME_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "display_name");
  
    private static final String USER_NAME_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "user_name");
  
    private static final String COMMENTS_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "comments");
  
    private static final String SELECTION_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "selection");
  
    private static final String MAINTAINER_PROPERTY_ID = PropertyHelper.getPropertyId(
            "StackServices", "maintainer");
  
    private static final String VERSION_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "service_version");
  
    private static final String CONFIG_TYPES = PropertyHelper.getPropertyId(
        "StackServices", "config_types");
  
    private static final String REQUIRED_SERVICES_ID = PropertyHelper.getPropertyId(
        "StackServices", "required_services");
  
    private static final String SERVICE_CHECK_SUPPORTED_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "service_check_supported");
  
    private static final String CUSTOM_COMMANDS_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "custom_commands");
  
    private static final String SERVICE_PROPERTIES_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "properties");
  
    private static final String CREDENTIAL_STORE_SUPPORTED = PropertyHelper.getPropertyId(
        "StackServices", "credential_store_supported");
  
    private static final String CREDENTIAL_STORE_REQUIRED = PropertyHelper.getPropertyId(
        "StackServices", "credential_store_required");
  
    private static final String CREDENTIAL_STORE_ENABLED = PropertyHelper.getPropertyId(
        "StackServices", "credential_store_enabled");
  
    private static final String SUPPORT_DELETE_VIA_UI = PropertyHelper.getPropertyId(
        "StackServices", "support_delete_via_ui");
  
    private static final String SSO_INTEGRATION_SUPPORTED_PROPERTY_ID = PropertyHelper.getPropertyId(
      "StackServices", "sso_integration_supported");
  
    private static final String SSO_INTEGRATION_REQUIRES_KERBEROS_PROPERTY_ID = PropertyHelper.getPropertyId(
      "StackServices", "sso_integration_requires_kerberos");
  
    private static final String LDAP_INTEGRATION_SUPPORTED_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "ldap_integration_supported");
  
    private static final String ROLLING_RESTART_SUPPORTED_PROPERTY_ID = PropertyHelper.getPropertyId(
        "StackServices", "rolling_restart_supported");
  
    /**
     * The key property ids for a StackVersion resource.
     */
    private static final Map<Resource.Type, String> keyPropertyIds = ImmutableMap.<Resource.Type, String>builder()
        .put(Type.Stack, STACK_NAME_PROPERTY_ID)
        .put(Type.StackVersion, STACK_VERSION_PROPERTY_ID)
        .put(Type.StackService, SERVICE_NAME_PROPERTY_ID)
        .build();
  
    /**
     * The property ids for a StackVersion resource.
     */
    private static final Set<String> propertyIds = Sets.newHashSet(
        SERVICE_NAME_PROPERTY_ID,
        SERVICE_TYPE_PROPERTY_ID,
        STACK_NAME_PROPERTY_ID,
        STACK_VERSION_PROPERTY_ID,
        SERVICE_DISPLAY_NAME_PROPERTY_ID,
        USER_NAME_PROPERTY_ID,
        COMMENTS_PROPERTY_ID,
        SELECTION_PROPERTY_ID,
        MAINTAINER_PROPERTY_ID,
        VERSION_PROPERTY_ID,
        CONFIG_TYPES,
        REQUIRED_SERVICES_ID,
        SERVICE_CHECK_SUPPORTED_PROPERTY_ID,
        CUSTOM_COMMANDS_PROPERTY_ID,
        SERVICE_PROPERTIES_PROPERTY_ID,
        CREDENTIAL_STORE_SUPPORTED,
        CREDENTIAL_STORE_REQUIRED,
        CREDENTIAL_STORE_ENABLED,
        SUPPORT_DELETE_VIA_UI,
        SSO_INTEGRATION_SUPPORTED_PROPERTY_ID,
        SSO_INTEGRATION_REQUIRES_KERBEROS_PROPERTY_ID,
        LDAP_INTEGRATION_SUPPORTED_PROPERTY_ID,
        ROLLING_RESTART_SUPPORTED_PROPERTY_ID);
  
    /**
     * KerberosServiceDescriptorFactory used to create KerberosServiceDescriptor instances
     */
    @Inject
    private static KerberosServiceDescriptorFactory kerberosServiceDescriptorFactory;
  
    protected StackServiceResourceProvider(AmbariManagementController managementController) {
      super(Type.StackService, propertyIds, keyPropertyIds, managementController);
    }
  
    @Override
    public Set<Resource> getResources(Request request, Predicate predicate)
        throws SystemException, UnsupportedPropertyException,
      NoSuchResourceException, NoSuchParentResourceException {
  
      final Set<StackServiceRequest> requests = new HashSet<>();
  
      if (predicate == null) {
        requests.add(getRequest(Collections.emptyMap()));
      } else {
        for (Map<String, Object> propertyMap : getPropertyMaps(predicate)) {
          requests.add(getRequest(propertyMap));
        }
      }
  
      Set<String> requestedIds = getRequestPropertyIds(request, predicate);
  
      Set<StackServiceResponse> responses = getResources(new Command<Set<StackServiceResponse>>() {
        @Override
        public Set<StackServiceResponse> invoke() throws AmbariException {
          return getManagementController().getStackServices(requests);
        }
      });
  
      Set<Resource> resources = new HashSet<>();
  
      for (StackServiceResponse response : responses) {
        Resource resource = createResource(response, requestedIds);
  
        resources.add(resource);
      }
  
      return resources;
    }
  
    private Resource createResource(StackServiceResponse response, Set<String> requestedIds) {
      Resource resource = new ResourceImpl(Type.StackService);
  
      setResourceProperty(resource, STACK_NAME_PROPERTY_ID,
          response.getStackName(), requestedIds);
  
        setResourceProperty(resource, SERVICE_NAME_PROPERTY_ID,
            response.getServiceName(), requestedIds);
  
        setResourceProperty(resource, SERVICE_TYPE_PROPERTY_ID,
  		  response.getServiceType(), requestedIds);
  
      setResourceProperty(resource, STACK_VERSION_PROPERTY_ID,
          response.getStackVersion(), requestedIds);
  
      setResourceProperty(resource, SERVICE_NAME_PROPERTY_ID,
          response.getServiceName(), requestedIds);
  
      setResourceProperty(resource, SERVICE_DISPLAY_NAME_PROPERTY_ID,
          response.getServiceDisplayName(), requestedIds);
  
      setResourceProperty(resource, USER_NAME_PROPERTY_ID,
          response.getUserName(), requestedIds);
  
      setResourceProperty(resource, COMMENTS_PROPERTY_ID,
          response.getComments(), requestedIds);
  
      setResourceProperty(resource, VERSION_PROPERTY_ID,
          response.getServiceVersion(), requestedIds);
  
      setResourceProperty(resource, SELECTION_PROPERTY_ID,
          response.getSelection(), requestedIds);
  
      setResourceProperty(resource, MAINTAINER_PROPERTY_ID,
          response.getMaintainer(), requestedIds);
  
      setResourceProperty(resource, CONFIG_TYPES,
          response.getConfigTypes(), requestedIds);
  
      setResourceProperty(resource, REQUIRED_SERVICES_ID,
          response.getRequiredServices(), requestedIds);
  
      setResourceProperty(resource, SERVICE_CHECK_SUPPORTED_PROPERTY_ID,
          response.isServiceCheckSupported(), requestedIds);
  
      setResourceProperty(resource, CUSTOM_COMMANDS_PROPERTY_ID,
          response.getCustomCommands(), requestedIds);
  
      setResourceProperty(resource, SERVICE_PROPERTIES_PROPERTY_ID,
          response.getServiceProperties(), requestedIds);
  
      setResourceProperty(resource, CREDENTIAL_STORE_SUPPORTED,
          response.isCredentialStoreSupported(), requestedIds);
  
      setResourceProperty(resource, CREDENTIAL_STORE_REQUIRED,
          response.isCredentialStoreRequired(), requestedIds);
  
      setResourceProperty(resource, CREDENTIAL_STORE_ENABLED,
          response.isCredentialStoreEnabled(), requestedIds);
  
      setResourceProperty(resource, SUPPORT_DELETE_VIA_UI,
          response.isSupportDeleteViaUI(), requestedIds);
  
      setResourceProperty(resource, ROLLING_RESTART_SUPPORTED_PROPERTY_ID,
          response.isRollingRestartSupported(),  requestedIds);
  
  
      setResourceProperty(resource, SSO_INTEGRATION_SUPPORTED_PROPERTY_ID, response.isSsoIntegrationSupported(), requestedIds);
      setResourceProperty(resource, SSO_INTEGRATION_REQUIRES_KERBEROS_PROPERTY_ID, response.isSsoIntegrationRequiresKerberos(), requestedIds);
      setResourceProperty(resource, LDAP_INTEGRATION_SUPPORTED_PROPERTY_ID, response.isLdapIntegrationSupported(), requestedIds);
  
      return resource;
    }
  
    private StackServiceRequest getRequest(Map<String, Object> properties) {
      return new StackServiceRequest(
          (String) properties.get(STACK_NAME_PROPERTY_ID),
          (String) properties.get(STACK_VERSION_PROPERTY_ID),
          (String) properties.get(SERVICE_NAME_PROPERTY_ID),
          (String) properties.get(CREDENTIAL_STORE_SUPPORTED),
          (String) properties.get(CREDENTIAL_STORE_ENABLED));
    }
  
    @Override
    protected Set<String> getPKPropertyIds() {
      return new HashSet<>(keyPropertyIds.values());
    }
  
  }
  