| 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.gogrid.compute.strategy; |
| 20 | |
| 21 | import javax.inject.Inject; |
| 22 | import javax.inject.Singleton; |
| 23 | |
| 24 | import org.jclouds.compute.domain.NodeMetadata; |
| 25 | import org.jclouds.compute.reference.ComputeServiceConstants.Timeouts; |
| 26 | import org.jclouds.compute.strategy.GetNodeMetadataStrategy; |
| 27 | import org.jclouds.compute.strategy.RebootNodeStrategy; |
| 28 | import org.jclouds.compute.strategy.ResumeNodeStrategy; |
| 29 | import org.jclouds.compute.strategy.SuspendNodeStrategy; |
| 30 | import org.jclouds.gogrid.GoGridClient; |
| 31 | import org.jclouds.gogrid.domain.PowerCommand; |
| 32 | import org.jclouds.gogrid.domain.Server; |
| 33 | import org.jclouds.gogrid.predicates.ServerLatestJobCompleted; |
| 34 | import org.jclouds.predicates.RetryablePredicate; |
| 35 | |
| 36 | import com.google.common.collect.Iterables; |
| 37 | |
| 38 | /** |
| 39 | * |
| 40 | * @author Adrian Cole |
| 41 | */ |
| 42 | @Singleton |
| 43 | public class GoGridLifeCycleStrategy implements RebootNodeStrategy, ResumeNodeStrategy, SuspendNodeStrategy { |
| 44 | private final GoGridClient client; |
| 45 | private final RetryablePredicate<Server> serverLatestJobCompleted; |
| 46 | private final RetryablePredicate<Server> serverLatestJobCompletedShort; |
| 47 | private final GetNodeMetadataStrategy getNode; |
| 48 | |
| 49 | @Inject |
| 50 | protected GoGridLifeCycleStrategy(GoGridClient client, GetNodeMetadataStrategy getNode, Timeouts timeouts) { |
| 51 | this.client = client; |
| 52 | this.serverLatestJobCompleted = new RetryablePredicate<Server>(new ServerLatestJobCompleted(client |
| 53 | .getJobServices()), timeouts.nodeRunning * 9l / 10l); |
| 54 | this.serverLatestJobCompletedShort = new RetryablePredicate<Server>(new ServerLatestJobCompleted(client |
| 55 | .getJobServices()), timeouts.nodeRunning * 1l / 10l); |
| 56 | this.getNode = getNode; |
| 57 | } |
| 58 | |
| 59 | @Override |
| 60 | public NodeMetadata rebootNode(String id) { |
| 61 | executeCommandOnServer(PowerCommand.RESTART, id); |
| 62 | Server server = Iterables.getOnlyElement(client.getServerServices().getServersById(new Long(id))); |
| 63 | client.getServerServices().power(server.getName(), PowerCommand.START); |
| 64 | serverLatestJobCompletedShort.apply(server); |
| 65 | return getNode.getNode(id); |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public NodeMetadata resumeNode(String id) { |
| 70 | executeCommandOnServer(PowerCommand.START, id); |
| 71 | return getNode.getNode(id); |
| 72 | |
| 73 | } |
| 74 | |
| 75 | @Override |
| 76 | public NodeMetadata suspendNode(String id) { |
| 77 | executeCommandOnServer(PowerCommand.STOP, id); |
| 78 | return getNode.getNode(id); |
| 79 | |
| 80 | } |
| 81 | |
| 82 | private boolean executeCommandOnServer(PowerCommand command, String id) { |
| 83 | Server server = Iterables.getOnlyElement(client.getServerServices().getServersById(new Long(id))); |
| 84 | client.getServerServices().power(server.getName(), command); |
| 85 | return serverLatestJobCompleted.apply(server); |
| 86 | } |
| 87 | } |