| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.apache.hadoop.hdds.scm.cli; |
| |
| import org.apache.hadoop.hdds.cli.HddsVersionProvider; |
| import org.apache.hadoop.hdds.scm.client.ScmClient; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import picocli.CommandLine.Command; |
| import picocli.CommandLine.ParentCommand; |
| |
| import java.util.concurrent.Callable; |
| |
| /** |
| * This is the handler that process safe mode check command. |
| */ |
| @Command( |
| name = "stop", |
| description = "Stop ReplicationManager", |
| mixinStandardHelpOptions = true, |
| versionProvider = HddsVersionProvider.class) |
| public class ReplicationManagerStopSubcommand implements Callable<Void> { |
| |
| private static final Logger LOG = |
| LoggerFactory.getLogger(ReplicationManagerStopSubcommand.class); |
| |
| @ParentCommand |
| private ReplicationManagerCommands parent; |
| |
| @Override |
| public Void call() throws Exception { |
| try (ScmClient scmClient = parent.getParent().createScmClient()) { |
| scmClient.stopReplicationManager(); |
| LOG.info("Stopping ReplicationManager..."); |
| LOG.info("Requested SCM to stop ReplicationManager, " + |
| "it might take sometime for the ReplicationManager to stop."); |
| return null; |
| } |
| } |
| } |