| 1 | /** |
| 2 | * Licensed to jclouds, Inc. (jclouds) under one or more |
| 3 | * contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. jclouds licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.jclouds.cloudloadbalancers.loadbalancer.strategy; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | |
| 23 | import javax.annotation.Resource; |
| 24 | import javax.inject.Inject; |
| 25 | import javax.inject.Named; |
| 26 | import javax.inject.Singleton; |
| 27 | |
| 28 | import org.jclouds.cloudloadbalancers.CloudLoadBalancersClient; |
| 29 | import org.jclouds.cloudloadbalancers.domain.LoadBalancer; |
| 30 | import org.jclouds.cloudloadbalancers.domain.LoadBalancerRequest; |
| 31 | import org.jclouds.cloudloadbalancers.domain.NodeRequest; |
| 32 | import org.jclouds.cloudloadbalancers.domain.VirtualIP.Type; |
| 33 | import org.jclouds.compute.domain.NodeMetadata; |
| 34 | import org.jclouds.domain.Location; |
| 35 | import org.jclouds.loadbalancer.domain.LoadBalancerMetadata; |
| 36 | import org.jclouds.loadbalancer.reference.LoadBalancerConstants; |
| 37 | import org.jclouds.loadbalancer.strategy.GetLoadBalancerMetadataStrategy; |
| 38 | import org.jclouds.loadbalancer.strategy.LoadBalanceNodesStrategy; |
| 39 | import org.jclouds.logging.Logger; |
| 40 | |
| 41 | import com.google.common.base.Function; |
| 42 | import com.google.common.collect.Iterables; |
| 43 | |
| 44 | /** |
| 45 | * |
| 46 | * @author Adrian Cole |
| 47 | */ |
| 48 | @Singleton |
| 49 | public class CloudLoadBalancersLoadBalanceNodesStrategy implements LoadBalanceNodesStrategy { |
| 50 | @Resource |
| 51 | @Named(LoadBalancerConstants.LOADBALANCER_LOGGER) |
| 52 | protected Logger logger = Logger.NULL; |
| 53 | protected final CloudLoadBalancersClient client; |
| 54 | protected final GetLoadBalancerMetadataStrategy getLB; |
| 55 | |
| 56 | @Inject |
| 57 | protected CloudLoadBalancersLoadBalanceNodesStrategy(CloudLoadBalancersClient client, |
| 58 | GetLoadBalancerMetadataStrategy getLB) { |
| 59 | this.client = checkNotNull(client, "client"); |
| 60 | this.getLB = checkNotNull(getLB, "getLB"); |
| 61 | } |
| 62 | |
| 63 | @Override |
| 64 | public LoadBalancerMetadata createLoadBalancerInLocation(Location location, String name, String protocol, |
| 65 | int loadBalancerPort, final int instancePort, Iterable<? extends NodeMetadata> nodes) { |
| 66 | String region = checkNotNull(location, "location").getId(); |
| 67 | |
| 68 | // TODO need to query and update the LB per current design. |
| 69 | LoadBalancer lb = client.getLoadBalancerClient(region).createLoadBalancer( |
| 70 | LoadBalancerRequest.builder().name(name).protocol(protocol.toUpperCase()).port(loadBalancerPort) |
| 71 | .virtualIPType(Type.PUBLIC).nodes( |
| 72 | Iterables.transform(nodes, new Function<NodeMetadata, NodeRequest>() { |
| 73 | |
| 74 | @Override |
| 75 | public NodeRequest apply(NodeMetadata arg0) { |
| 76 | return NodeRequest.builder().address( |
| 77 | Iterables.get(arg0.getPrivateAddresses(), 0)).port(instancePort) |
| 78 | .build(); |
| 79 | |
| 80 | } |
| 81 | |
| 82 | })).build()); |
| 83 | return getLB.getLoadBalancer(region + "/" + lb.getId()); |
| 84 | } |
| 85 | } |