/**
* 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.Arrays;
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.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 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 Set<String> pkPropertyIds = new HashSet<>(
Arrays.asList(new String[]{STACK_NAME_PROPERTY_ID,
STACK_VERSION_PROPERTY_ID, SERVICE_NAME_PROPERTY_ID}));
/**
* KerberosServiceDescriptorFactory used to create KerberosServiceDescriptor instances
*/
@Inject
private static KerberosServiceDescriptorFactory kerberosServiceDescriptorFactory;
protected StackServiceResourceProvider(Set<String> propertyIds,
Map<Type, String> keyPropertyIds,
AmbariManagementController managementController) {
super(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.<String, Object>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, 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);
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 pkPropertyIds;
}
}