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 */
018
019package org.apache.hadoop.hbase.rsgroup;
020
021import java.util.Arrays;
022
023import org.apache.hadoop.conf.Configuration;
024import org.apache.hadoop.hbase.HBaseConfiguration;
025import org.apache.hadoop.hbase.HBaseInterfaceAudience;
026import org.apache.hadoop.hbase.TableName;
027import org.apache.hadoop.hbase.client.Connection;
028import org.apache.hadoop.hbase.client.ConnectionFactory;
029import org.apache.hadoop.hbase.util.compaction.MajorCompactorTTL;
030import org.apache.hadoop.util.ToolRunner;
031import org.apache.yetus.audience.InterfaceAudience;
032import org.slf4j.Logger;
033import org.slf4j.LoggerFactory;
034import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;
035import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine;
036import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLineParser;
037import org.apache.hbase.thirdparty.org.apache.commons.cli.DefaultParser;
038import org.apache.hbase.thirdparty.org.apache.commons.cli.Option;
039import org.apache.hbase.thirdparty.org.apache.commons.cli.Options;
040import org.apache.hbase.thirdparty.org.apache.commons.cli.ParseException;
041
042/**
043 * This script takes an rsgroup as argument and compacts part/all of regions of that table
044 * based on the table's TTL.
045 */
046@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)
047public class RSGroupMajorCompactionTTL extends MajorCompactorTTL {
048
049  private static final Logger LOG = LoggerFactory.getLogger(RSGroupMajorCompactionTTL.class);
050
051  @VisibleForTesting
052  RSGroupMajorCompactionTTL() {
053    super();
054  }
055
056  public int compactTTLRegionsOnGroup(Configuration conf, String rsgroup, int concurrency,
057      long sleep, int numServers, int numRegions, boolean dryRun, boolean skipWait)
058      throws Exception {
059
060    Connection conn = ConnectionFactory.createConnection(conf);
061    RSGroupAdmin rsGroupAdmin = new RSGroupAdminClient(conn);
062
063    RSGroupInfo rsGroupInfo = rsGroupAdmin.getRSGroupInfo(rsgroup);
064    if (rsGroupInfo == null) {
065      LOG.error("Invalid rsgroup specified: " + rsgroup);
066      throw new IllegalArgumentException("Invalid rsgroup specified: " + rsgroup);
067    }
068
069    for (TableName tableName : rsGroupInfo.getTables()) {
070      int status = compactRegionsTTLOnTable(conf, tableName.getNameAsString(), concurrency, sleep,
071          numServers, numRegions, dryRun, skipWait);
072      if (status != 0) {
073        LOG.error("Failed to compact table: " + tableName);
074        return status;
075      }
076    }
077    return 0;
078  }
079
080  protected Options getOptions() {
081    Options options = getCommonOptions();
082
083    options.addOption(
084        Option.builder("rsgroup")
085            .required()
086            .desc("Tables of rsgroup to be compacted")
087            .hasArg()
088            .build()
089    );
090
091    return options;
092  }
093
094  @Override
095  public int run(String[] args) throws Exception {
096    Options options = getOptions();
097
098    final CommandLineParser cmdLineParser = new DefaultParser();
099    CommandLine commandLine;
100    try {
101      commandLine = cmdLineParser.parse(options, args);
102    } catch (ParseException parseException) {
103      System.out.println(
104          "ERROR: Unable to parse command-line arguments " + Arrays.toString(args) + " due to: "
105              + parseException);
106      printUsage(options);
107      return -1;
108    }
109    if (commandLine == null) {
110      System.out.println("ERROR: Failed parse, empty commandLine; " + Arrays.toString(args));
111      printUsage(options);
112      return -1;
113    }
114
115    String rsgroup = commandLine.getOptionValue("rsgroup");
116    int numServers = Integer.parseInt(commandLine.getOptionValue("numservers", "-1"));
117    int numRegions = Integer.parseInt(commandLine.getOptionValue("numregions", "-1"));
118    int concurrency = Integer.parseInt(commandLine.getOptionValue("servers", "1"));
119    long sleep = Long.parseLong(commandLine.getOptionValue("sleep", Long.toString(30000)));
120    boolean dryRun = commandLine.hasOption("dryRun");
121    boolean skipWait = commandLine.hasOption("skipWait");
122    Configuration conf = getConf();
123
124    return compactTTLRegionsOnGroup(conf, rsgroup, concurrency, sleep, numServers, numRegions,
125        dryRun, skipWait);
126  }
127
128  public static void main(String[] args) throws Exception {
129    ToolRunner.run(HBaseConfiguration.create(), new RSGroupMajorCompactionTTL(), args);
130  }
131}