/*
* 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.fujitsu.fgcp.location;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.Set;
import javax.inject.Inject;
import javax.inject.Singleton;
import org.jclouds.domain.Location;
import org.jclouds.domain.LocationBuilder;
import org.jclouds.domain.LocationScope;
import org.jclouds.fujitsu.fgcp.FGCPApi;
import org.jclouds.fujitsu.fgcp.domain.VNet;
import org.jclouds.fujitsu.fgcp.domain.VSystem;
import org.jclouds.fujitsu.fgcp.domain.VSystemWithDetails;
import org.jclouds.location.suppliers.LocationsSupplier;
import org.jclouds.location.suppliers.all.RegionToProviderOrJustProvider;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.ImmutableSet.Builder;
import com.google.common.collect.Iterables;
/**
* Builds location hierarchy by querying the back-end for the networks of all
* virtual systems.
* <p>
* Example:
* <p>
*
* <pre>
* >location provider fgcp(-au)
* -> location region au/nsw
* --> location system vsys
* ---> location network DMZ/SECURE1/SECURE2
* </pre>
*
* Todo: caching - provider/region won't change. if vsys still exists, network
* won't change
*
* @author Dies Koper
*/
@Singleton
public class SystemAndNetworkSegmentToLocationSupplier implements LocationsSupplier {
private final RegionToProviderOrJustProvider regionProvider;
private FGCPApi api;
@Inject
SystemAndNetworkSegmentToLocationSupplier(RegionToProviderOrJustProvider regionProvider, FGCPApi api) {
this.regionProvider = checkNotNull(regionProvider, "regionToProviderOrJustProvider");
this.api = checkNotNull(api, "api");
}
@Override
public Set<Location> get() {
Builder<Location> locations = ImmutableSet.builder();
for (VSystem system : api.getVirtualDCApi().listVirtualSystems()) {
VSystemWithDetails systemWithDetails = api.getVirtualSystemApi().getDetails(system.getId());
Location systemLocation = new LocationBuilder().scope(LocationScope.SYSTEM)
.parent(Iterables.getOnlyElement(regionProvider.get())).description(system.getName()).id(system.getId())
.build();
for (VNet net : systemWithDetails.getNetworks()) {
locations.add(new LocationBuilder().scope(LocationScope.NETWORK).parent(systemLocation)
.description(net.getNetworkId().replaceFirst(".+-N-", "")).id(net.getNetworkId())
.build());
}
}
return locations.build();
}
}