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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.backup;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_CHECK;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_CHECK_DESC;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_DEBUG;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_DEBUG_DESC;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_OVERWRITE;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_OVERWRITE_DESC;</span> |
| <span class="source-line-no">026</span><span id="line-26">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_SET;</span> |
| <span class="source-line-no">027</span><span id="line-27">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_SET_RESTORE_DESC;</span> |
| <span class="source-line-no">028</span><span id="line-28">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_TABLE;</span> |
| <span class="source-line-no">029</span><span id="line-29">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_TABLE_LIST_DESC;</span> |
| <span class="source-line-no">030</span><span id="line-30">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_TABLE_MAPPING;</span> |
| <span class="source-line-no">031</span><span id="line-31">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_TABLE_MAPPING_DESC;</span> |
| <span class="source-line-no">032</span><span id="line-32">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_YARN_QUEUE_NAME;</span> |
| <span class="source-line-no">033</span><span id="line-33">import static org.apache.hadoop.hbase.backup.BackupRestoreConstants.OPTION_YARN_QUEUE_NAME_RESTORE_DESC;</span> |
| <span class="source-line-no">034</span><span id="line-34"></span> |
| <span class="source-line-no">035</span><span id="line-35">import java.io.IOException;</span> |
| <span class="source-line-no">036</span><span id="line-36">import java.net.URI;</span> |
| <span class="source-line-no">037</span><span id="line-37">import java.util.List;</span> |
| <span class="source-line-no">038</span><span id="line-38">import java.util.Objects;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.commons.lang3.StringUtils;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.HBaseConfiguration;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.backup.impl.BackupAdminImpl;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.backup.impl.BackupManager;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.backup.impl.BackupSystemTable;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.backup.util.BackupUtils;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.client.Connection;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.client.ConnectionFactory;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.logging.Log4jUtils;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.util.AbstractHBaseTool;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.util.CommonFSUtils;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.util.ToolRunner;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.slf4j.Logger;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">057</span><span id="line-57"></span> |
| <span class="source-line-no">058</span><span id="line-58">import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine;</span> |
| <span class="source-line-no">059</span><span id="line-59">import org.apache.hbase.thirdparty.org.apache.commons.cli.HelpFormatter;</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61">/**</span> |
| <span class="source-line-no">062</span><span id="line-62"> * Command-line entry point for restore operation</span> |
| <span class="source-line-no">063</span><span id="line-63"> */</span> |
| <span class="source-line-no">064</span><span id="line-64">@InterfaceAudience.Private</span> |
| <span class="source-line-no">065</span><span id="line-65">public class RestoreDriver extends AbstractHBaseTool {</span> |
| <span class="source-line-no">066</span><span id="line-66"> private static final Logger LOG = LoggerFactory.getLogger(RestoreDriver.class);</span> |
| <span class="source-line-no">067</span><span id="line-67"> private CommandLine cmd;</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> private static final String USAGE_STRING =</span> |
| <span class="source-line-no">070</span><span id="line-70"> "Usage: hbase restore <backup_path> <backup_id> [options]\n"</span> |
| <span class="source-line-no">071</span><span id="line-71"> + " backup_path Path to a backup destination root\n"</span> |
| <span class="source-line-no">072</span><span id="line-72"> + " backup_id Backup image ID to restore\n"</span> |
| <span class="source-line-no">073</span><span id="line-73"> + " table(s) Comma-separated list of tables to restore\n";</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> private static final String USAGE_FOOTER = "";</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> protected RestoreDriver() throws IOException {</span> |
| <span class="source-line-no">078</span><span id="line-78"> init();</span> |
| <span class="source-line-no">079</span><span id="line-79"> }</span> |
| <span class="source-line-no">080</span><span id="line-80"></span> |
| <span class="source-line-no">081</span><span id="line-81"> protected void init() {</span> |
| <span class="source-line-no">082</span><span id="line-82"> // disable irrelevant loggers to avoid it mess up command output</span> |
| <span class="source-line-no">083</span><span id="line-83"> Log4jUtils.disableZkAndClientLoggers();</span> |
| <span class="source-line-no">084</span><span id="line-84"> }</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> private int parseAndRun() throws IOException {</span> |
| <span class="source-line-no">087</span><span id="line-87"> // Check if backup is enabled</span> |
| <span class="source-line-no">088</span><span id="line-88"> if (!BackupManager.isBackupEnabled(getConf())) {</span> |
| <span class="source-line-no">089</span><span id="line-89"> System.err.println(BackupRestoreConstants.ENABLE_BACKUP);</span> |
| <span class="source-line-no">090</span><span id="line-90"> return -1;</span> |
| <span class="source-line-no">091</span><span id="line-91"> }</span> |
| <span class="source-line-no">092</span><span id="line-92"></span> |
| <span class="source-line-no">093</span><span id="line-93"> // enable debug logging</span> |
| <span class="source-line-no">094</span><span id="line-94"> if (cmd.hasOption(OPTION_DEBUG)) {</span> |
| <span class="source-line-no">095</span><span id="line-95"> Log4jUtils.setLogLevel("org.apache.hadoop.hbase.backup", "DEBUG");</span> |
| <span class="source-line-no">096</span><span id="line-96"> }</span> |
| <span class="source-line-no">097</span><span id="line-97"></span> |
| <span class="source-line-no">098</span><span id="line-98"> // whether to overwrite to existing table if any, false by default</span> |
| <span class="source-line-no">099</span><span id="line-99"> boolean overwrite = cmd.hasOption(OPTION_OVERWRITE);</span> |
| <span class="source-line-no">100</span><span id="line-100"> if (overwrite) {</span> |
| <span class="source-line-no">101</span><span id="line-101"> LOG.debug("Found -overwrite option in restore command, "</span> |
| <span class="source-line-no">102</span><span id="line-102"> + "will overwrite to existing table if any in the restore target");</span> |
| <span class="source-line-no">103</span><span id="line-103"> }</span> |
| <span class="source-line-no">104</span><span id="line-104"></span> |
| <span class="source-line-no">105</span><span id="line-105"> // whether to only check the dependencies, false by default</span> |
| <span class="source-line-no">106</span><span id="line-106"> boolean check = cmd.hasOption(OPTION_CHECK);</span> |
| <span class="source-line-no">107</span><span id="line-107"> if (check) {</span> |
| <span class="source-line-no">108</span><span id="line-108"> LOG.debug(</span> |
| <span class="source-line-no">109</span><span id="line-109"> "Found -check option in restore command, " + "will check and verify the dependencies");</span> |
| <span class="source-line-no">110</span><span id="line-110"> }</span> |
| <span class="source-line-no">111</span><span id="line-111"></span> |
| <span class="source-line-no">112</span><span id="line-112"> if (cmd.hasOption(OPTION_SET) && cmd.hasOption(OPTION_TABLE)) {</span> |
| <span class="source-line-no">113</span><span id="line-113"> System.err.println(</span> |
| <span class="source-line-no">114</span><span id="line-114"> "Options -s and -t are mutaully exclusive," + " you can not specify both of them.");</span> |
| <span class="source-line-no">115</span><span id="line-115"> printToolUsage();</span> |
| <span class="source-line-no">116</span><span id="line-116"> return -1;</span> |
| <span class="source-line-no">117</span><span id="line-117"> }</span> |
| <span class="source-line-no">118</span><span id="line-118"></span> |
| <span class="source-line-no">119</span><span id="line-119"> if (!cmd.hasOption(OPTION_SET) && !cmd.hasOption(OPTION_TABLE)) {</span> |
| <span class="source-line-no">120</span><span id="line-120"> System.err.println("You have to specify either set name or table list to restore");</span> |
| <span class="source-line-no">121</span><span id="line-121"> printToolUsage();</span> |
| <span class="source-line-no">122</span><span id="line-122"> return -1;</span> |
| <span class="source-line-no">123</span><span id="line-123"> }</span> |
| <span class="source-line-no">124</span><span id="line-124"></span> |
| <span class="source-line-no">125</span><span id="line-125"> if (cmd.hasOption(OPTION_YARN_QUEUE_NAME)) {</span> |
| <span class="source-line-no">126</span><span id="line-126"> String queueName = cmd.getOptionValue(OPTION_YARN_QUEUE_NAME);</span> |
| <span class="source-line-no">127</span><span id="line-127"> // Set MR job queuename to configuration</span> |
| <span class="source-line-no">128</span><span id="line-128"> getConf().set("mapreduce.job.queuename", queueName);</span> |
| <span class="source-line-no">129</span><span id="line-129"> }</span> |
| <span class="source-line-no">130</span><span id="line-130"></span> |
| <span class="source-line-no">131</span><span id="line-131"> // parse main restore command options</span> |
| <span class="source-line-no">132</span><span id="line-132"> String[] remainArgs = cmd.getArgs();</span> |
| <span class="source-line-no">133</span><span id="line-133"> if (remainArgs.length != 2) {</span> |
| <span class="source-line-no">134</span><span id="line-134"> printToolUsage();</span> |
| <span class="source-line-no">135</span><span id="line-135"> return -1;</span> |
| <span class="source-line-no">136</span><span id="line-136"> }</span> |
| <span class="source-line-no">137</span><span id="line-137"></span> |
| <span class="source-line-no">138</span><span id="line-138"> String backupRootDir = remainArgs[0];</span> |
| <span class="source-line-no">139</span><span id="line-139"> String backupId = remainArgs[1];</span> |
| <span class="source-line-no">140</span><span id="line-140"> String tables;</span> |
| <span class="source-line-no">141</span><span id="line-141"> String tableMapping =</span> |
| <span class="source-line-no">142</span><span id="line-142"> cmd.hasOption(OPTION_TABLE_MAPPING) ? cmd.getOptionValue(OPTION_TABLE_MAPPING) : null;</span> |
| <span class="source-line-no">143</span><span id="line-143"> try (final Connection conn = ConnectionFactory.createConnection(conf);</span> |
| <span class="source-line-no">144</span><span id="line-144"> BackupAdmin client = new BackupAdminImpl(conn)) {</span> |
| <span class="source-line-no">145</span><span id="line-145"> // Check backup set</span> |
| <span class="source-line-no">146</span><span id="line-146"> if (cmd.hasOption(OPTION_SET)) {</span> |
| <span class="source-line-no">147</span><span id="line-147"> String setName = cmd.getOptionValue(OPTION_SET);</span> |
| <span class="source-line-no">148</span><span id="line-148"> try {</span> |
| <span class="source-line-no">149</span><span id="line-149"> tables = getTablesForSet(conn, setName);</span> |
| <span class="source-line-no">150</span><span id="line-150"> } catch (IOException e) {</span> |
| <span class="source-line-no">151</span><span id="line-151"> System.out.println("ERROR: " + e.getMessage() + " for setName=" + setName);</span> |
| <span class="source-line-no">152</span><span id="line-152"> printToolUsage();</span> |
| <span class="source-line-no">153</span><span id="line-153"> return -2;</span> |
| <span class="source-line-no">154</span><span id="line-154"> }</span> |
| <span class="source-line-no">155</span><span id="line-155"> if (tables == null) {</span> |
| <span class="source-line-no">156</span><span id="line-156"> System.out</span> |
| <span class="source-line-no">157</span><span id="line-157"> .println("ERROR: Backup set '" + setName + "' is either empty or does not exist");</span> |
| <span class="source-line-no">158</span><span id="line-158"> printToolUsage();</span> |
| <span class="source-line-no">159</span><span id="line-159"> return -3;</span> |
| <span class="source-line-no">160</span><span id="line-160"> }</span> |
| <span class="source-line-no">161</span><span id="line-161"> } else {</span> |
| <span class="source-line-no">162</span><span id="line-162"> tables = cmd.getOptionValue(OPTION_TABLE);</span> |
| <span class="source-line-no">163</span><span id="line-163"> }</span> |
| <span class="source-line-no">164</span><span id="line-164"></span> |
| <span class="source-line-no">165</span><span id="line-165"> TableName[] sTableArray = BackupUtils.parseTableNames(tables);</span> |
| <span class="source-line-no">166</span><span id="line-166"> TableName[] tTableArray = BackupUtils.parseTableNames(tableMapping);</span> |
| <span class="source-line-no">167</span><span id="line-167"></span> |
| <span class="source-line-no">168</span><span id="line-168"> if (</span> |
| <span class="source-line-no">169</span><span id="line-169"> sTableArray != null && tTableArray != null && (sTableArray.length != tTableArray.length)</span> |
| <span class="source-line-no">170</span><span id="line-170"> ) {</span> |
| <span class="source-line-no">171</span><span id="line-171"> System.out.println("ERROR: table mapping mismatch: " + tables + " : " + tableMapping);</span> |
| <span class="source-line-no">172</span><span id="line-172"> printToolUsage();</span> |
| <span class="source-line-no">173</span><span id="line-173"> return -4;</span> |
| <span class="source-line-no">174</span><span id="line-174"> }</span> |
| <span class="source-line-no">175</span><span id="line-175"></span> |
| <span class="source-line-no">176</span><span id="line-176"> client.restore(BackupUtils.createRestoreRequest(backupRootDir, backupId, check, sTableArray,</span> |
| <span class="source-line-no">177</span><span id="line-177"> tTableArray, overwrite));</span> |
| <span class="source-line-no">178</span><span id="line-178"> } catch (Exception e) {</span> |
| <span class="source-line-no">179</span><span id="line-179"> LOG.error("Error while running restore backup", e);</span> |
| <span class="source-line-no">180</span><span id="line-180"> return -5;</span> |
| <span class="source-line-no">181</span><span id="line-181"> }</span> |
| <span class="source-line-no">182</span><span id="line-182"> return 0;</span> |
| <span class="source-line-no">183</span><span id="line-183"> }</span> |
| <span class="source-line-no">184</span><span id="line-184"></span> |
| <span class="source-line-no">185</span><span id="line-185"> private String getTablesForSet(Connection conn, String name) throws IOException {</span> |
| <span class="source-line-no">186</span><span id="line-186"> try (final BackupSystemTable table = new BackupSystemTable(conn)) {</span> |
| <span class="source-line-no">187</span><span id="line-187"> List<TableName> tables = table.describeBackupSet(name);</span> |
| <span class="source-line-no">188</span><span id="line-188"></span> |
| <span class="source-line-no">189</span><span id="line-189"> if (tables == null) {</span> |
| <span class="source-line-no">190</span><span id="line-190"> return null;</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"></span> |
| <span class="source-line-no">193</span><span id="line-193"> return StringUtils.join(tables, BackupRestoreConstants.TABLENAME_DELIMITER_IN_COMMAND);</span> |
| <span class="source-line-no">194</span><span id="line-194"> }</span> |
| <span class="source-line-no">195</span><span id="line-195"> }</span> |
| <span class="source-line-no">196</span><span id="line-196"></span> |
| <span class="source-line-no">197</span><span id="line-197"> @Override</span> |
| <span class="source-line-no">198</span><span id="line-198"> protected void addOptions() {</span> |
| <span class="source-line-no">199</span><span id="line-199"> // define supported options</span> |
| <span class="source-line-no">200</span><span id="line-200"> addOptNoArg(OPTION_OVERWRITE, OPTION_OVERWRITE_DESC);</span> |
| <span class="source-line-no">201</span><span id="line-201"> addOptNoArg(OPTION_CHECK, OPTION_CHECK_DESC);</span> |
| <span class="source-line-no">202</span><span id="line-202"> addOptNoArg(OPTION_DEBUG, OPTION_DEBUG_DESC);</span> |
| <span class="source-line-no">203</span><span id="line-203"> addOptWithArg(OPTION_SET, OPTION_SET_RESTORE_DESC);</span> |
| <span class="source-line-no">204</span><span id="line-204"> addOptWithArg(OPTION_TABLE, OPTION_TABLE_LIST_DESC);</span> |
| <span class="source-line-no">205</span><span id="line-205"> addOptWithArg(OPTION_TABLE_MAPPING, OPTION_TABLE_MAPPING_DESC);</span> |
| <span class="source-line-no">206</span><span id="line-206"> addOptWithArg(OPTION_YARN_QUEUE_NAME, OPTION_YARN_QUEUE_NAME_RESTORE_DESC);</span> |
| <span class="source-line-no">207</span><span id="line-207"> }</span> |
| <span class="source-line-no">208</span><span id="line-208"></span> |
| <span class="source-line-no">209</span><span id="line-209"> @Override</span> |
| <span class="source-line-no">210</span><span id="line-210"> protected void processOptions(CommandLine cmd) {</span> |
| <span class="source-line-no">211</span><span id="line-211"> this.cmd = cmd;</span> |
| <span class="source-line-no">212</span><span id="line-212"> }</span> |
| <span class="source-line-no">213</span><span id="line-213"></span> |
| <span class="source-line-no">214</span><span id="line-214"> @Override</span> |
| <span class="source-line-no">215</span><span id="line-215"> protected int doWork() throws Exception {</span> |
| <span class="source-line-no">216</span><span id="line-216"> return parseAndRun();</span> |
| <span class="source-line-no">217</span><span id="line-217"> }</span> |
| <span class="source-line-no">218</span><span id="line-218"></span> |
| <span class="source-line-no">219</span><span id="line-219"> public static void main(String[] args) throws Exception {</span> |
| <span class="source-line-no">220</span><span id="line-220"> Configuration conf = HBaseConfiguration.create();</span> |
| <span class="source-line-no">221</span><span id="line-221"> Path hbasedir = CommonFSUtils.getRootDir(conf);</span> |
| <span class="source-line-no">222</span><span id="line-222"> URI defaultFs = hbasedir.getFileSystem(conf).getUri();</span> |
| <span class="source-line-no">223</span><span id="line-223"> CommonFSUtils.setFsDefault(conf, new Path(defaultFs));</span> |
| <span class="source-line-no">224</span><span id="line-224"> int ret = ToolRunner.run(conf, new RestoreDriver(), args);</span> |
| <span class="source-line-no">225</span><span id="line-225"> System.exit(ret);</span> |
| <span class="source-line-no">226</span><span id="line-226"> }</span> |
| <span class="source-line-no">227</span><span id="line-227"></span> |
| <span class="source-line-no">228</span><span id="line-228"> @Override</span> |
| <span class="source-line-no">229</span><span id="line-229"> public int run(String[] args) {</span> |
| <span class="source-line-no">230</span><span id="line-230"> Objects.requireNonNull(conf, "Tool configuration is not initialized");</span> |
| <span class="source-line-no">231</span><span id="line-231"></span> |
| <span class="source-line-no">232</span><span id="line-232"> CommandLine cmd;</span> |
| <span class="source-line-no">233</span><span id="line-233"> try {</span> |
| <span class="source-line-no">234</span><span id="line-234"> // parse the command line arguments</span> |
| <span class="source-line-no">235</span><span id="line-235"> cmd = parseArgs(args);</span> |
| <span class="source-line-no">236</span><span id="line-236"> cmdLineArgs = args;</span> |
| <span class="source-line-no">237</span><span id="line-237"> } catch (Exception e) {</span> |
| <span class="source-line-no">238</span><span id="line-238"> System.out.println("Error when parsing command-line arguments: " + e.getMessage());</span> |
| <span class="source-line-no">239</span><span id="line-239"> printToolUsage();</span> |
| <span class="source-line-no">240</span><span id="line-240"> return EXIT_FAILURE;</span> |
| <span class="source-line-no">241</span><span id="line-241"> }</span> |
| <span class="source-line-no">242</span><span id="line-242"></span> |
| <span class="source-line-no">243</span><span id="line-243"> if (cmd.hasOption(SHORT_HELP_OPTION) || cmd.hasOption(LONG_HELP_OPTION)) {</span> |
| <span class="source-line-no">244</span><span id="line-244"> printToolUsage();</span> |
| <span class="source-line-no">245</span><span id="line-245"> return EXIT_FAILURE;</span> |
| <span class="source-line-no">246</span><span id="line-246"> }</span> |
| <span class="source-line-no">247</span><span id="line-247"></span> |
| <span class="source-line-no">248</span><span id="line-248"> processOptions(cmd);</span> |
| <span class="source-line-no">249</span><span id="line-249"></span> |
| <span class="source-line-no">250</span><span id="line-250"> int ret = EXIT_FAILURE;</span> |
| <span class="source-line-no">251</span><span id="line-251"> try {</span> |
| <span class="source-line-no">252</span><span id="line-252"> ret = doWork();</span> |
| <span class="source-line-no">253</span><span id="line-253"> } catch (Exception e) {</span> |
| <span class="source-line-no">254</span><span id="line-254"> LOG.error("Error running command-line tool", e);</span> |
| <span class="source-line-no">255</span><span id="line-255"> return EXIT_FAILURE;</span> |
| <span class="source-line-no">256</span><span id="line-256"> }</span> |
| <span class="source-line-no">257</span><span id="line-257"> return ret;</span> |
| <span class="source-line-no">258</span><span id="line-258"> }</span> |
| <span class="source-line-no">259</span><span id="line-259"></span> |
| <span class="source-line-no">260</span><span id="line-260"> protected void printToolUsage() {</span> |
| <span class="source-line-no">261</span><span id="line-261"> System.out.println(USAGE_STRING);</span> |
| <span class="source-line-no">262</span><span id="line-262"> HelpFormatter helpFormatter = new HelpFormatter();</span> |
| <span class="source-line-no">263</span><span id="line-263"> helpFormatter.setLeftPadding(2);</span> |
| <span class="source-line-no">264</span><span id="line-264"> helpFormatter.setDescPadding(8);</span> |
| <span class="source-line-no">265</span><span id="line-265"> helpFormatter.setWidth(100);</span> |
| <span class="source-line-no">266</span><span id="line-266"> helpFormatter.setSyntaxPrefix("Options:");</span> |
| <span class="source-line-no">267</span><span id="line-267"> helpFormatter.printHelp(" ", null, options, USAGE_FOOTER);</span> |
| <span class="source-line-no">268</span><span id="line-268"> System.out.println(BackupRestoreConstants.VERIFY_BACKUP);</span> |
| <span class="source-line-no">269</span><span id="line-269"> }</span> |
| <span class="source-line-no">270</span><span id="line-270">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
