| /** |
| * 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.apache.hadoop.hbase.backup; |
| |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_BACKUP_LIST_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_BANDWIDTH; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_BANDWIDTH_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_DEBUG; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_DEBUG_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_KEEP; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_KEEP_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_LIST; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_PATH; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_PATH_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_RECORD_NUMBER; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_RECORD_NUMBER_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_SET; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_SET_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_TABLE; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_TABLE_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_WORKERS; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_WORKERS_DESC; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_YARN_QUEUE_NAME; |
| import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_YARN_QUEUE_NAME_DESC; |
| |
| import java.io.IOException; |
| import java.net.URI; |
| import java.util.Objects; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| import org.apache.hadoop.hbase.backup.BackupRestoreConstants.BackupCommand; |
| import org.apache.hadoop.hbase.backup.impl.BackupCommands; |
| import org.apache.hadoop.hbase.backup.impl.BackupManager; |
| import org.apache.hadoop.hbase.logging.Log4jUtils; |
| import org.apache.hadoop.hbase.util.AbstractHBaseTool; |
| import org.apache.hadoop.hbase.util.CommonFSUtils; |
| import org.apache.hadoop.util.ToolRunner; |
| import org.apache.yetus.audience.InterfaceAudience; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine; |
| |
| /** |
| * |
| * Command-line entry point for backup operation |
| * |
| */ |
| @InterfaceAudience.Private |
| public class BackupDriver extends AbstractHBaseTool { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(BackupDriver.class); |
| private CommandLine cmd; |
| |
| public BackupDriver() throws IOException { |
| init(); |
| } |
| |
| protected void init() throws IOException { |
| // disable irrelevant loggers to avoid it mess up command output |
| Log4jUtils.disableZkAndClientLoggers(); |
| } |
| |
| private int parseAndRun(String[] args) throws IOException { |
| |
| // Check if backup is enabled |
| if (!BackupManager.isBackupEnabled(getConf())) { |
| System.err.println(BackupRestoreConstants.ENABLE_BACKUP); |
| return -1; |
| } |
| |
| System.out.println(BackupRestoreConstants.VERIFY_BACKUP); |
| |
| String cmd = null; |
| String[] remainArgs = null; |
| if (args == null || args.length == 0) { |
| printToolUsage(); |
| return -1; |
| } else { |
| cmd = args[0]; |
| remainArgs = new String[args.length - 1]; |
| if (args.length > 1) { |
| System.arraycopy(args, 1, remainArgs, 0, args.length - 1); |
| } |
| } |
| |
| BackupCommand type = BackupCommand.HELP; |
| if (BackupCommand.CREATE.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.CREATE; |
| } else if (BackupCommand.HELP.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.HELP; |
| } else if (BackupCommand.DELETE.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.DELETE; |
| } else if (BackupCommand.DESCRIBE.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.DESCRIBE; |
| } else if (BackupCommand.HISTORY.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.HISTORY; |
| } else if (BackupCommand.PROGRESS.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.PROGRESS; |
| } else if (BackupCommand.SET.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.SET; |
| } else if (BackupCommand.REPAIR.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.REPAIR; |
| } else if (BackupCommand.MERGE.name().equalsIgnoreCase(cmd)) { |
| type = BackupCommand.MERGE; |
| } else { |
| System.out.println("Unsupported command for backup: " + cmd); |
| printToolUsage(); |
| return -1; |
| } |
| |
| // enable debug logging |
| if (this.cmd.hasOption(OPTION_DEBUG)) { |
| Log4jUtils.setLogLevel("org.apache.hadoop.hbase.backup", "DEBUG"); |
| } |
| |
| BackupCommands.Command command = BackupCommands.createCommand(getConf(), type, this.cmd); |
| if (type == BackupCommand.CREATE && conf != null) { |
| ((BackupCommands.CreateCommand) command).setConf(conf); |
| } |
| try { |
| command.execute(); |
| } catch (IOException e) { |
| if (e.getMessage().equals(BackupCommands.INCORRECT_USAGE)) { |
| return -1; |
| } |
| throw e; |
| } finally { |
| command.finish(); |
| } |
| return 0; |
| } |
| |
| @Override |
| protected void addOptions() { |
| // define supported options |
| addOptNoArg(OPTION_DEBUG, OPTION_DEBUG_DESC); |
| addOptWithArg(OPTION_TABLE, OPTION_TABLE_DESC); |
| addOptWithArg(OPTION_BANDWIDTH, OPTION_BANDWIDTH_DESC); |
| addOptWithArg(OPTION_LIST, OPTION_BACKUP_LIST_DESC); |
| addOptWithArg(OPTION_WORKERS, OPTION_WORKERS_DESC); |
| addOptWithArg(OPTION_RECORD_NUMBER, OPTION_RECORD_NUMBER_DESC); |
| addOptWithArg(OPTION_SET, OPTION_SET_DESC); |
| addOptWithArg(OPTION_PATH, OPTION_PATH_DESC); |
| addOptWithArg(OPTION_KEEP, OPTION_KEEP_DESC); |
| addOptWithArg(OPTION_YARN_QUEUE_NAME, OPTION_YARN_QUEUE_NAME_DESC); |
| |
| } |
| |
| @Override |
| protected void processOptions(CommandLine cmd) { |
| this.cmd = cmd; |
| } |
| |
| @Override |
| protected int doWork() throws Exception { |
| return parseAndRun(cmd.getArgs()); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| Configuration conf = HBaseConfiguration.create(); |
| Path hbasedir = CommonFSUtils.getRootDir(conf); |
| URI defaultFs = hbasedir.getFileSystem(conf).getUri(); |
| CommonFSUtils.setFsDefault(conf, new Path(defaultFs)); |
| int ret = ToolRunner.run(conf, new BackupDriver(), args); |
| System.exit(ret); |
| } |
| |
| @Override |
| public int run(String[] args) throws IOException { |
| Objects.requireNonNull(conf, "Tool configuration is not initialized"); |
| |
| CommandLine cmd; |
| try { |
| // parse the command line arguments |
| cmd = parseArgs(args); |
| cmdLineArgs = args; |
| } catch (Exception e) { |
| System.err.println("Error when parsing command-line arguments: " + e.getMessage()); |
| printToolUsage(); |
| return EXIT_FAILURE; |
| } |
| processOptions(cmd); |
| |
| int ret = EXIT_FAILURE; |
| try { |
| ret = doWork(); |
| } catch (Exception e) { |
| LOG.error("Error running command-line tool", e); |
| return EXIT_FAILURE; |
| } |
| return ret; |
| } |
| |
| protected void printToolUsage() throws IOException { |
| System.out.println(BackupCommands.USAGE); |
| } |
| } |