| /* |
| * 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.examples.rackspace.autoscale; |
| |
| import static org.jclouds.examples.rackspace.autoscale.Constants.NAME; |
| import static org.jclouds.examples.rackspace.autoscale.Constants.PROVIDER; |
| import static org.jclouds.examples.rackspace.autoscale.Constants.ZONE; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.jclouds.ContextBuilder; |
| import org.jclouds.rackspace.autoscale.v1.AutoscaleApi; |
| import org.jclouds.rackspace.autoscale.v1.domain.GroupState; |
| import org.jclouds.rackspace.autoscale.v1.domain.ScalingPolicy; |
| import org.jclouds.rackspace.autoscale.v1.domain.ScalingPolicy.ScalingPolicyTargetType; |
| import org.jclouds.rackspace.autoscale.v1.domain.ScalingPolicy.ScalingPolicyType; |
| import org.jclouds.rackspace.autoscale.v1.domain.ScalingPolicyResponse; |
| import org.jclouds.rackspace.autoscale.v1.features.GroupApi; |
| import org.jclouds.rackspace.autoscale.v1.features.PolicyApi; |
| |
| import com.google.common.io.Closeables; |
| import com.google.common.util.concurrent.Uninterruptibles; |
| |
| /** |
| * This code cleans up the autoscale examples and can be used as an example for cleanup and delete. |
| * Note that you need to cleanup the group before you can delete it. |
| * |
| * @author Zack Shoylev |
| */ |
| public class AutoscaleCleanup implements Closeable { |
| private final AutoscaleApi autoscaleApi; |
| private final GroupApi groupApi; |
| |
| /** |
| * To get a username and API key see |
| * http://www.jclouds.org/documentation/quickstart/rackspace/ |
| * |
| * The first argument (args[0]) must be your username |
| * The second argument (args[1]) must be your API key |
| */ |
| public static void main(String[] args) throws IOException { |
| AutoscaleCleanup autoscaleCleanup = new AutoscaleCleanup(args[0], args[1]); |
| |
| try { |
| autoscaleCleanup.autoscaleCleanup(); |
| } |
| catch (Exception e) { |
| e.printStackTrace(); |
| } |
| finally { |
| autoscaleCleanup.close(); |
| } |
| } |
| |
| public AutoscaleCleanup(String username, String apiKey) { |
| autoscaleApi = ContextBuilder.newBuilder(PROVIDER) |
| .credentials(username, apiKey) |
| .buildApi(AutoscaleApi.class); |
| |
| groupApi = autoscaleApi.getGroupApiForZone(ZONE); |
| } |
| |
| private void autoscaleCleanup() { |
| System.out.format("Cleanup autoscale %n"); |
| |
| // Remove ALL policies and groups with that name |
| for (GroupState g : groupApi.listGroupStates()) { |
| PolicyApi pa = autoscaleApi.getPolicyApiForZoneAndGroup(ZONE, g.getId()); |
| for(ScalingPolicyResponse p : pa.list()) { |
| if(p.getName().equals(NAME)) { |
| System.out.format("Found matching policy: %s with cooldown %s%n", p.getId(), p.getCooldown()); |
| String policyId = p.getId(); |
| |
| if (!(p.getTarget().equals("0") && p.getTargetType().equals(ScalingPolicyTargetType.DESIRED_CAPACITY))) { |
| System.out.format("Removing servers %n"); |
| |
| // Update policy to 0 servers |
| ScalingPolicy scalingPolicy = ScalingPolicy.builder() |
| .cooldown(3) |
| .type(ScalingPolicyType.WEBHOOK) |
| .name(NAME) |
| .targetType(ScalingPolicyTargetType.DESIRED_CAPACITY) |
| .target("0") |
| .build(); |
| |
| pa.update(policyId, scalingPolicy); |
| Uninterruptibles.sleepUninterruptibly(5, TimeUnit.SECONDS); |
| |
| try { |
| pa.execute(policyId); |
| } catch (Exception e) { |
| // This will fail to execute when the number of servers is already zero (no change). |
| } |
| } |
| Uninterruptibles.sleepUninterruptibly(5, TimeUnit.SECONDS); |
| pa.delete(policyId); |
| groupApi.delete(g.getId()); |
| } else { |
| System.out.format("Found another policy: %s - %s with cooldown %s%n", p.getName(), p.getId(), p.getCooldown()); |
| } |
| } |
| } |
| |
| } |
| |
| /** |
| * Always close your service when you're done with it. |
| * |
| * Note that closing quietly like this is not necessary in Java 7. |
| * You would use try-with-resources in the main method instead. |
| */ |
| public void close() throws IOException { |
| Closeables.close(autoscaleApi, true); |
| } |
| } |