| /** |
| * 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 org.apache.ambari.server.controller.ivory.Cluster; |
| import org.apache.ambari.server.controller.ivory.IvoryService; |
| 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.RequestStatus; |
| import org.apache.ambari.server.controller.spi.Resource; |
| import org.apache.ambari.server.controller.spi.ResourceAlreadyExistsException; |
| 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 java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * DR target cluster resource provider. |
| */ |
| public class TargetClusterResourceProvider extends AbstractDRResourceProvider { |
| |
| // ----- Property ID constants --------------------------------------------- |
| |
| protected static final String CLUSTER_NAME_PROPERTY_ID = PropertyHelper.getPropertyId("Cluster", "name"); |
| protected static final String CLUSTER_COLO_PROPERTY_ID = PropertyHelper.getPropertyId("Cluster", "colo"); |
| protected static final String CLUSTER_INTERFACES_PROPERTY_ID = PropertyHelper.getPropertyId("Cluster", "interfaces"); |
| protected static final String CLUSTER_LOCATIONS_PROPERTY_ID = PropertyHelper.getPropertyId("Cluster", "locations"); |
| protected static final String CLUSTER_PROPERTIES_PROPERTY_ID = PropertyHelper.getPropertyId("Cluster", "properties"); |
| |
| private static Set<String> pkPropertyIds = |
| new HashSet<String>(Arrays.asList(new String[]{ |
| CLUSTER_NAME_PROPERTY_ID })); |
| |
| /** |
| * Construct a provider. |
| * |
| * @param ivoryService the ivory service |
| * @param propertyIds the properties associated with this provider |
| * @param keyPropertyIds the key property ids |
| */ |
| public TargetClusterResourceProvider(IvoryService ivoryService, |
| Set<String> propertyIds, |
| Map<Resource.Type, String> keyPropertyIds) { |
| super(propertyIds, keyPropertyIds, ivoryService); |
| } |
| |
| @Override |
| public RequestStatus createResources(Request request) throws SystemException, UnsupportedPropertyException, |
| ResourceAlreadyExistsException, NoSuchParentResourceException { |
| IvoryService service = getService(); |
| |
| Set<Map<String, Object>> propertiesSet = request.getProperties(); |
| |
| for(Map<String, Object> propertyMap : propertiesSet) { |
| service.submitCluster(getCluster((String) propertyMap.get(CLUSTER_NAME_PROPERTY_ID), propertyMap)); |
| } |
| return new RequestStatusImpl(null); |
| } |
| |
| @Override |
| public Set<Resource> getResources(Request request, Predicate predicate) throws SystemException, |
| UnsupportedPropertyException, NoSuchResourceException, NoSuchParentResourceException { |
| IvoryService service = getService(); |
| List<String> clusterNames = service.getClusterNames(); |
| Set<String> requestedIds = getRequestPropertyIds(request, predicate); |
| Set<Resource> resources = new HashSet<Resource>(); |
| |
| for (String clusterName : clusterNames ) { |
| |
| Cluster cluster = service.getCluster(clusterName); |
| |
| Resource resource = new ResourceImpl(Resource.Type.DRTargetCluster); |
| setResourceProperty(resource, CLUSTER_NAME_PROPERTY_ID, |
| cluster.getName(), requestedIds); |
| setResourceProperty(resource, CLUSTER_COLO_PROPERTY_ID, |
| cluster.getColo(), requestedIds); |
| setResourceProperty(resource, CLUSTER_INTERFACES_PROPERTY_ID, |
| cluster.getInterfaces(), requestedIds); |
| setResourceProperty(resource, CLUSTER_LOCATIONS_PROPERTY_ID, |
| cluster.getLocations(), requestedIds); |
| setResourceProperty(resource, CLUSTER_PROPERTIES_PROPERTY_ID, |
| cluster.getProperties(), requestedIds); |
| |
| if (predicate == null || predicate.evaluate(resource)) { |
| resources.add(resource); |
| } |
| } |
| return resources; |
| } |
| |
| @Override |
| public RequestStatus updateResources(Request request, Predicate predicate) throws SystemException, |
| UnsupportedPropertyException, NoSuchResourceException, NoSuchParentResourceException { |
| IvoryService service = getService(); |
| |
| Iterator<Map<String,Object>> iterator = request.getProperties().iterator(); |
| if (iterator.hasNext()) { |
| |
| Map<String, Object> propertyMap = iterator.next(); |
| |
| // get all the clusters that pass the predicate check |
| Set<Resource> resources = getResources(PropertyHelper.getReadRequest(), predicate); |
| |
| for (Resource resource : resources) { |
| // update all the matching clusters with the property values from the request |
| service.updateCluster(getCluster((String) resource.getPropertyValue(CLUSTER_NAME_PROPERTY_ID), propertyMap)); |
| } |
| } |
| return new RequestStatusImpl(null); |
| } |
| |
| @Override |
| public RequestStatus deleteResources(Request request, Predicate predicate) throws SystemException, UnsupportedPropertyException, |
| NoSuchResourceException, NoSuchParentResourceException { |
| IvoryService service = getService(); |
| |
| // get all the clusters that pass the predicate check |
| Set<Resource> resources = getResources(PropertyHelper.getReadRequest(), predicate); |
| |
| for (Resource resource : resources) { |
| // delete all the matching clusters with the property values from the request |
| service.deleteCluster((String) resource.getPropertyValue(CLUSTER_NAME_PROPERTY_ID)); |
| } |
| return new RequestStatusImpl(null); |
| } |
| |
| @Override |
| protected Set<String> getPKPropertyIds() { |
| return pkPropertyIds; |
| } |
| |
| |
| // ----- helper methods ----------------------------------------------------- |
| |
| protected static Cluster getCluster(String clusterName, Map<String, Object> propertyMap) { |
| |
| Map<String, String> properties = new HashMap<String, String>(); |
| for ( Map.Entry<String, Object> entry : propertyMap.entrySet()) { |
| String property = entry.getKey(); |
| String category = PropertyHelper.getPropertyCategory(property); |
| if (category.equals(CLUSTER_PROPERTIES_PROPERTY_ID)) { |
| properties.put(PropertyHelper.getPropertyName(property), (String) entry.getValue()); |
| } |
| } |
| |
| return new Cluster( |
| clusterName, |
| (String) propertyMap.get(CLUSTER_COLO_PROPERTY_ID), |
| getInterfaces((Set<Map<String, Object>>) propertyMap.get(CLUSTER_INTERFACES_PROPERTY_ID)), |
| getLocations((Set<Map<String, Object>>) propertyMap.get(CLUSTER_LOCATIONS_PROPERTY_ID)), |
| properties); |
| } |
| |
| protected static Set<Cluster.Interface> getInterfaces(Set<Map<String, Object>> maps) { |
| Set<Cluster.Interface> interfaces = new HashSet<Cluster.Interface>(); |
| for (Map<String, Object> map : maps) { |
| interfaces.add(new Cluster.Interface((String) map.get("type"), (String) map.get("endpoint"), (String) map.get("version"))); |
| } |
| return interfaces; |
| } |
| |
| protected static Set<Cluster.Location> getLocations(Set<Map<String, Object>> maps) { |
| Set<Cluster.Location> locations = new HashSet<Cluster.Location>(); |
| for (Map<String, Object> map : maps) { |
| locations.add(new Cluster.Location((String) map.get("name"), (String) map.get("path"))); |
| } |
| return locations; |
| } |
| |
| } |