/*
* 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.jclouds.abiquo.compute.strategy;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.Iterables.tryFind;
import java.util.Map;
import java.util.Set;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import org.jclouds.Constants;
import org.jclouds.abiquo.AbiquoApi;
import org.jclouds.abiquo.domain.cloud.VirtualAppliance;
import org.jclouds.abiquo.domain.cloud.VirtualDatacenter;
import org.jclouds.abiquo.features.services.CloudService;
import org.jclouds.compute.config.CustomizationResponse;
import org.jclouds.compute.domain.NodeMetadata;
import org.jclouds.compute.domain.Template;
import org.jclouds.compute.functions.GroupNamingConvention;
import org.jclouds.compute.strategy.CreateNodeWithGroupEncodedIntoName;
import org.jclouds.compute.strategy.CustomizeNodeAndAddToGoodMapOrPutExceptionIntoBadMap;
import org.jclouds.compute.strategy.ListNodesStrategy;
import org.jclouds.compute.strategy.impl.CreateNodesWithGroupEncodedIntoNameThenAddToSet;
import org.jclouds.rest.ApiContext;
import com.google.common.base.Optional;
import com.google.common.base.Predicate;
import com.google.common.collect.Multimap;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
/**
* Creates the group before concurrently creating the nodes, to avoid creating
* more than one group with the same name.
*
* @author Ignasi Barrera
*/
@Singleton
public class CreateGroupBeforeCreatingNodes extends CreateNodesWithGroupEncodedIntoNameThenAddToSet {
protected final ApiContext<AbiquoApi> context;
protected final CloudService cloudService;
@Inject
protected CreateGroupBeforeCreatingNodes(
CreateNodeWithGroupEncodedIntoName addNodeWithGroupStrategy,
ListNodesStrategy listNodesStrategy,
GroupNamingConvention.Factory namingConvention,
@Named(Constants.PROPERTY_USER_THREADS) ListeningExecutorService userExecutor,
CustomizeNodeAndAddToGoodMapOrPutExceptionIntoBadMap.Factory customizeNodeAndAddToGoodMapOrPutExceptionIntoBadMapFactory,
ApiContext<AbiquoApi> context, CloudService cloudService) {
super(addNodeWithGroupStrategy, listNodesStrategy, namingConvention, userExecutor,
customizeNodeAndAddToGoodMapOrPutExceptionIntoBadMapFactory);
this.context = checkNotNull(context, "context must not be null");
this.cloudService = checkNotNull(cloudService, "cloudService must not be null");
}
@Override
public Map<?, ListenableFuture<Void>> execute(final String group, int count, Template template,
Set<NodeMetadata> goodNodes, Map<NodeMetadata, Exception> badNodes,
Multimap<NodeMetadata, CustomizationResponse> customizationResponses) {
// Get the zone where the template will be deployed
Integer locationId = Integer.valueOf(template.getHardware().getLocation().getId());
VirtualDatacenter vdc = cloudService.getVirtualDatacenter(locationId);
// Check if it already exists a group with the given name
Iterable<VirtualAppliance> existingGroups = vdc.listVirtualAppliances();
Optional<VirtualAppliance> vapp = tryFind(existingGroups, new Predicate<VirtualAppliance>() {
@Override
public boolean apply(VirtualAppliance input) {
return input.getName().equals(group);
}
});
// Create the group if still does not exist
VirtualAppliance newVapp = null;
if (!vapp.isPresent()) {
logger.debug(">> Creating group %s", group);
newVapp = VirtualAppliance.builder(context, vdc).name(group).build();
newVapp.save();
logger.debug("<< group(%s) created", newVapp.getId());
} else {
logger.debug(">> Using existing group(%s)", vapp.get().getId());
}
VirtualApplianceCachingTemplate abiquoTemplate = VirtualApplianceCachingTemplate //
.from(template) //
.withVirtualDatacenter(vdc) //
.withVirtualAppliance(vapp.or(newVapp)) //
.build();
return super.execute(group, count, abiquoTemplate, goodNodes, badNodes, customizationResponses);
}
}