001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.rsgroup;
019
020import java.util.Arrays;
021import org.apache.hadoop.conf.Configuration;
022import org.apache.hadoop.hbase.HBaseConfiguration;
023import org.apache.hadoop.hbase.HBaseInterfaceAudience;
024import org.apache.hadoop.hbase.TableName;
025import org.apache.hadoop.hbase.client.Admin;
026import org.apache.hadoop.hbase.client.Connection;
027import org.apache.hadoop.hbase.client.ConnectionFactory;
028import org.apache.hadoop.hbase.util.compaction.MajorCompactorTTL;
029import org.apache.hadoop.util.ToolRunner;
030import org.apache.yetus.audience.InterfaceAudience;
031import org.slf4j.Logger;
032import org.slf4j.LoggerFactory;
033
034import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine;
035import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLineParser;
036import org.apache.hbase.thirdparty.org.apache.commons.cli.DefaultParser;
037import org.apache.hbase.thirdparty.org.apache.commons.cli.Option;
038import org.apache.hbase.thirdparty.org.apache.commons.cli.Options;
039import org.apache.hbase.thirdparty.org.apache.commons.cli.ParseException;
040
041/**
042 * This script takes an rsgroup as argument and compacts part/all of regions of that table based on
043 * the table's TTL.
044 */
045@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)
046public class RSGroupMajorCompactionTTL extends MajorCompactorTTL {
047
048  private static final Logger LOG = LoggerFactory.getLogger(RSGroupMajorCompactionTTL.class);
049
050  @InterfaceAudience.Private
051  RSGroupMajorCompactionTTL() {
052    super();
053  }
054
055  public int compactTTLRegionsOnGroup(Configuration conf, String rsgroup, int concurrency,
056    long sleep, int numServers, int numRegions, boolean dryRun, boolean skipWait) throws Exception {
057    try (Connection conn = ConnectionFactory.createConnection(conf);
058      Admin admin = conn.getAdmin()) {
059      if (admin.getRSGroup(rsgroup) == null) {
060        LOG.error("Invalid rsgroup specified: " + rsgroup);
061        throw new IllegalArgumentException("Invalid rsgroup specified: " + rsgroup);
062      }
063      for (TableName tableName : admin.listTablesInRSGroup(rsgroup)) {
064        int status = compactRegionsTTLOnTable(conf, tableName.getNameAsString(), concurrency, sleep,
065          numServers, numRegions, dryRun, skipWait);
066        if (status != 0) {
067          LOG.error("Failed to compact table: " + tableName);
068          return status;
069        }
070      }
071    }
072    return 0;
073  }
074
075  protected Options getOptions() {
076    Options options = getCommonOptions();
077
078    options.addOption(Option.builder("rsgroup").required().desc("Tables of rsgroup to be compacted")
079      .hasArg().build());
080
081    return options;
082  }
083
084  @Override
085  public int run(String[] args) throws Exception {
086    Options options = getOptions();
087
088    final CommandLineParser cmdLineParser = new DefaultParser();
089    CommandLine commandLine;
090    try {
091      commandLine = cmdLineParser.parse(options, args);
092    } catch (ParseException parseException) {
093      System.out.println("ERROR: Unable to parse command-line arguments " + Arrays.toString(args)
094        + " due to: " + parseException);
095      printUsage(options);
096      return -1;
097    }
098    if (commandLine == null) {
099      System.out.println("ERROR: Failed parse, empty commandLine; " + Arrays.toString(args));
100      printUsage(options);
101      return -1;
102    }
103
104    String rsgroup = commandLine.getOptionValue("rsgroup");
105    int numServers = Integer.parseInt(commandLine.getOptionValue("numservers", "-1"));
106    int numRegions = Integer.parseInt(commandLine.getOptionValue("numregions", "-1"));
107    int concurrency = Integer.parseInt(commandLine.getOptionValue("servers", "1"));
108    long sleep = Long.parseLong(commandLine.getOptionValue("sleep", Long.toString(30000)));
109    boolean dryRun = commandLine.hasOption("dryRun");
110    boolean skipWait = commandLine.hasOption("skipWait");
111    Configuration conf = getConf();
112
113    return compactTTLRegionsOnGroup(conf, rsgroup, concurrency, sleep, numServers, numRegions,
114      dryRun, skipWait);
115  }
116
117  public static void main(String[] args) throws Exception {
118    ToolRunner.run(HBaseConfiguration.create(), new RSGroupMajorCompactionTTL(), args);
119  }
120}