/*
* Copyright 2014 the original author or authors.
*
* Licensed 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.springframework.yarn.boot.cli;
import java.util.Properties;
import joptsimple.OptionSet;
import joptsimple.OptionSpec;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
import org.springframework.yarn.boot.app.YarnContainerClusterApplication;
/**
* Command destroying a container cluster.
*
* @author Janne Valkealahti
*
*/
public class YarnClusterDestroyCommand extends AbstractApplicationCommand {
public final static String DEFAULT_COMMAND = "clusterdestroy";
public final static String DEFAULT_DESC = "Destroy cluster";
/**
* Instantiates a new yarn cluster destroy command using a default
* command name, command description and option handler.
*/
public YarnClusterDestroyCommand() {
super(DEFAULT_COMMAND, DEFAULT_DESC, new ClusterDestroyOptionHandler());
}
/**
* Instantiates a new yarn cluster destroy command using a default
* command name and command description.
*
* @param handler the handler
*/
public YarnClusterDestroyCommand(ClusterDestroyOptionHandler handler) {
super(DEFAULT_COMMAND, DEFAULT_DESC, handler);
}
/**
* Instantiates a new yarn cluster destroy command.
*
* @param name the command name
* @param description the command description
* @param handler the handler
*/
public YarnClusterDestroyCommand(String name, String description, ClusterDestroyOptionHandler handler) {
super(name, description, handler);
}
public static class ClusterDestroyOptionHandler extends ApplicationOptionHandler {
private OptionSpec<String> applicationIdOption;
private OptionSpec<String> clusterIdOption;
@Override
protected final void options() {
this.applicationIdOption = option(CliSystemConstants.OPTIONS_APPLICATION_ID,
CliSystemConstants.DESC_APPLICATION_ID).withRequiredArg();
this.clusterIdOption = option(CliSystemConstants.OPTIONS_CLUSTER_ID, CliSystemConstants.DESC_CLUSTER_ID)
.withRequiredArg();
}
@Override
protected void verifyOptionSet(OptionSet options) throws Exception {
String appId = options.valueOf(applicationIdOption);
String clusterId = options.valueOf(clusterIdOption);
Assert.state(StringUtils.hasText(appId) && StringUtils.hasText(clusterId), "Cluster Id and Application Id must be defined");
}
@Override
protected void runApplication(OptionSet options) throws Exception {
String appId = options.valueOf(applicationIdOption);
String versionId = options.valueOf(clusterIdOption);
YarnContainerClusterApplication app = new YarnContainerClusterApplication();
Properties appProperties = new Properties();
appProperties.setProperty("spring.yarn.internal.ContainerClusterApplication.operation", "CLUSTERDESTROY");
appProperties.setProperty("spring.yarn.internal.ContainerClusterApplication.applicationId",
appId);
appProperties.setProperty("spring.yarn.internal.ContainerClusterApplication.clusterId",
versionId);
app.appProperties(appProperties);
String info = app.run(new String[0]);
handleOutput(info);
}
public OptionSpec<String> getApplicationIdOption() {
return applicationIdOption;
}
public OptionSpec<String> getClusterIdOption() {
return clusterIdOption;
}
}
}