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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span><a name="line.18"></a> |
| <span class="sourceLineNo">019</span>package org.apache.hadoop.hbase;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.io.File;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.io.IOException;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.Locale;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.Map;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.commons.lang3.StringUtils;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.conf.Configuration;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.conf.Configured;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HBaseClusterManager.CommandProvider.Operation;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.util.RetryCounter;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.RetryCounter.RetryConfig;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.util.RetryCounterFactory;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.util.Shell;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.slf4j.Logger;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.slf4j.LoggerFactory;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span><a name="line.37"></a> |
| <span class="sourceLineNo">038</span>/**<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> * A default cluster manager for HBase. Uses SSH, and hbase shell scripts<a name="line.39"></a> |
| <span class="sourceLineNo">040</span> * to manage the cluster. Assumes Unix-like commands are available like 'ps',<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> * 'kill', etc. Also assumes the user running the test has enough "power" to start & stop<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> * servers on the remote machines (for example, the test user could be the same user as the<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> * user the daemon is running as)<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> */<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>@InterfaceAudience.Private<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>public class HBaseClusterManager extends Configured implements ClusterManager {<a name="line.46"></a> |
| <span class="sourceLineNo">047</span><a name="line.47"></a> |
| <span class="sourceLineNo">048</span> protected enum Signal {<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> SIGKILL,<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> SIGSTOP,<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> SIGCONT,<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> }<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span> protected static final Logger LOG = LoggerFactory.getLogger(HBaseClusterManager.class);<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> private String sshUserName;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> private String sshOptions;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> /**<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * The command format that is used to execute the remote command. Arguments:<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * 1 SSH options, 2 user name , 3 "@" if username is set, 4 host,<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * 5 original command, 6 service user.<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> */<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> private static final String DEFAULT_TUNNEL_CMD =<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> "timeout 30 /usr/bin/ssh %1$s %2$s%3$s%4$s \"sudo -u %6$s %5$s\"";<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private String tunnelCmd;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> /**<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> * The command format that is used to execute the remote command with sudo. Arguments:<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> * 1 SSH options, 2 user name , 3 "@" if username is set, 4 host,<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> * 5 original command, 6 timeout.<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> */<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private static final String DEFAULT_TUNNEL_SUDO_CMD =<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> "timeout %6$s /usr/bin/ssh %1$s %2$s%3$s%4$s \"sudo %5$s\"";<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> private String tunnelSudoCmd;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span><a name="line.75"></a> |
| <span class="sourceLineNo">076</span> static final String RETRY_ATTEMPTS_KEY = "hbase.it.clustermanager.retry.attempts";<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> static final int DEFAULT_RETRY_ATTEMPTS = 5;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> static final String RETRY_SLEEP_INTERVAL_KEY = "hbase.it.clustermanager.retry.sleep.interval";<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> static final int DEFAULT_RETRY_SLEEP_INTERVAL = 1000;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> protected RetryCounterFactory retryCounterFactory;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span><a name="line.83"></a> |
| <span class="sourceLineNo">084</span> @Override<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> public void setConf(Configuration conf) {<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> super.setConf(conf);<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> if (conf == null) {<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> // Configured gets passed null before real conf. Why? I don't know.<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> return;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> }<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> sshUserName = conf.get("hbase.it.clustermanager.ssh.user", "");<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> String extraSshOptions = conf.get("hbase.it.clustermanager.ssh.opts", "");<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> sshOptions = System.getenv("HBASE_SSH_OPTS");<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> if (!extraSshOptions.isEmpty()) {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> sshOptions = StringUtils.join(new Object[] { sshOptions, extraSshOptions }, " ");<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> }<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> sshOptions = (sshOptions == null) ? "" : sshOptions;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> sshUserName = (sshUserName == null) ? "" : sshUserName;<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> tunnelCmd = conf.get("hbase.it.clustermanager.ssh.cmd", DEFAULT_TUNNEL_CMD);<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> tunnelSudoCmd = conf.get("hbase.it.clustermanager.ssh.sudo.cmd", DEFAULT_TUNNEL_SUDO_CMD);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> // Print out ssh special config if any.<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> if ((sshUserName != null && sshUserName.length() > 0) ||<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> (sshOptions != null && sshOptions.length() > 0)) {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> LOG.info("Running with SSH user [" + sshUserName + "] and options [" + sshOptions + "]");<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> }<a name="line.105"></a> |
| <span class="sourceLineNo">106</span><a name="line.106"></a> |
| <span class="sourceLineNo">107</span> this.retryCounterFactory = new RetryCounterFactory(new RetryConfig()<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> .setMaxAttempts(conf.getInt(RETRY_ATTEMPTS_KEY, DEFAULT_RETRY_ATTEMPTS))<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> .setSleepInterval(conf.getLong(RETRY_SLEEP_INTERVAL_KEY, DEFAULT_RETRY_SLEEP_INTERVAL)));<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> }<a name="line.110"></a> |
| <span class="sourceLineNo">111</span><a name="line.111"></a> |
| <span class="sourceLineNo">112</span> protected String getServiceUser(ServiceType service) {<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> Configuration conf = getConf();<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> switch (service) {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> case HADOOP_DATANODE:<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> case HADOOP_NAMENODE:<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> return conf.get("hbase.it.clustermanager.hadoop.hdfs.user", "hdfs");<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> case ZOOKEEPER_SERVER:<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> return conf.get("hbase.it.clustermanager.zookeeper.user", "zookeeper");<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> default:<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> return conf.get("hbase.it.clustermanager.hbase.user", "hbase");<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> }<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> }<a name="line.123"></a> |
| <span class="sourceLineNo">124</span><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> /**<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * Executes commands over SSH<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> */<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> protected class RemoteShell extends Shell.ShellCommandExecutor {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> private String hostname;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> private String user;<a name="line.130"></a> |
| <span class="sourceLineNo">131</span><a name="line.131"></a> |
| <span class="sourceLineNo">132</span> public RemoteShell(String hostname, String[] execString, File dir, Map<String, String> env,<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> long timeout) {<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> super(execString, dir, env, timeout);<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> this.hostname = hostname;<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> }<a name="line.136"></a> |
| <span class="sourceLineNo">137</span><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> public RemoteShell(String hostname, String[] execString, File dir, Map<String, String> env) {<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> super(execString, dir, env);<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> this.hostname = hostname;<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> }<a name="line.141"></a> |
| <span class="sourceLineNo">142</span><a name="line.142"></a> |
| <span class="sourceLineNo">143</span> public RemoteShell(String hostname, String[] execString, File dir) {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> super(execString, dir);<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> this.hostname = hostname;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> public RemoteShell(String hostname, String[] execString) {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> super(execString);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> this.hostname = hostname;<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> }<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> public RemoteShell(String hostname, String user, String[] execString) {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> super(execString);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> this.hostname = hostname;<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> this.user = user;<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span><a name="line.158"></a> |
| <span class="sourceLineNo">159</span> @Override<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> public String[] getExecString() {<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> String at = sshUserName.isEmpty() ? "" : "@";<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> String remoteCmd = StringUtils.join(super.getExecString(), " ");<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> String cmd = String.format(tunnelCmd, sshOptions, sshUserName, at, hostname, remoteCmd, user);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> LOG.info("Executing full command [" + cmd + "]");<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> return new String[] { "/usr/bin/env", "bash", "-c", cmd };<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> }<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> }<a name="line.167"></a> |
| <span class="sourceLineNo">168</span><a name="line.168"></a> |
| <span class="sourceLineNo">169</span> /**<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> * Executes commands over SSH<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> */<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> protected class RemoteSudoShell extends Shell.ShellCommandExecutor {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> private String hostname;<a name="line.173"></a> |
| <span class="sourceLineNo">174</span><a name="line.174"></a> |
| <span class="sourceLineNo">175</span> public RemoteSudoShell(String hostname, String[] execString, long timeout) {<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> this(hostname, execString, null, null, timeout);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> }<a name="line.177"></a> |
| <span class="sourceLineNo">178</span><a name="line.178"></a> |
| <span class="sourceLineNo">179</span> public RemoteSudoShell(String hostname, String[] execString, File dir, Map<String, String> env,<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> long timeout) {<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> super(execString, dir, env, timeout);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> this.hostname = hostname;<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> }<a name="line.183"></a> |
| <span class="sourceLineNo">184</span><a name="line.184"></a> |
| <span class="sourceLineNo">185</span> @Override<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> public String[] getExecString() {<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> String at = sshUserName.isEmpty() ? "" : "@";<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> String remoteCmd = StringUtils.join(super.getExecString(), " ");<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> String cmd = String.format(tunnelSudoCmd, sshOptions, sshUserName, at, hostname, remoteCmd,<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> timeOutInterval/1000f);<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> LOG.info("Executing full command [" + cmd + "]");<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> return new String[] { "/usr/bin/env", "bash", "-c", cmd };<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> }<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> }<a name="line.194"></a> |
| <span class="sourceLineNo">195</span><a name="line.195"></a> |
| <span class="sourceLineNo">196</span> /**<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> * Provides command strings for services to be executed by Shell. CommandProviders are<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> * pluggable, and different deployments(windows, bigtop, etc) can be managed by<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> * plugging-in custom CommandProvider's or ClusterManager's.<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> */<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> static abstract class CommandProvider {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span><a name="line.202"></a> |
| <span class="sourceLineNo">203</span> enum Operation {<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> START, STOP, RESTART<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> }<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> public abstract String getCommand(ServiceType service, Operation op);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span><a name="line.208"></a> |
| <span class="sourceLineNo">209</span> public String isRunningCommand(ServiceType service) {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> return findPidCommand(service);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> }<a name="line.211"></a> |
| <span class="sourceLineNo">212</span><a name="line.212"></a> |
| <span class="sourceLineNo">213</span> protected String findPidCommand(ServiceType service) {<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> return String.format("ps ux | grep proc_%s | grep -v grep | tr -s ' ' | cut -d ' ' -f2",<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> service);<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<a name="line.216"></a> |
| <span class="sourceLineNo">217</span><a name="line.217"></a> |
| <span class="sourceLineNo">218</span> public String signalCommand(ServiceType service, String signal) {<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> return String.format("%s | xargs kill -s %s", findPidCommand(service), signal);<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> }<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> }<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span> /**<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> * CommandProvider to manage the service using bin/hbase-* scripts<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> */<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> static class HBaseShellCommandProvider extends CommandProvider {<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> private final String hbaseHome;<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> private final String confDir;<a name="line.228"></a> |
| <span class="sourceLineNo">229</span><a name="line.229"></a> |
| <span class="sourceLineNo">230</span> HBaseShellCommandProvider(Configuration conf) {<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> hbaseHome = conf.get("hbase.it.clustermanager.hbase.home",<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> System.getenv("HBASE_HOME"));<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> String tmp = conf.get("hbase.it.clustermanager.hbase.conf.dir",<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> System.getenv("HBASE_CONF_DIR"));<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> if (tmp != null) {<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> confDir = String.format("--config %s", tmp);<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> } else {<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> confDir = "";<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> }<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> }<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> @Override<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> public String getCommand(ServiceType service, Operation op) {<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> return String.format("%s/bin/hbase-daemon.sh %s %s %s", hbaseHome, confDir,<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> op.toString().toLowerCase(Locale.ROOT), service);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> }<a name="line.247"></a> |
| <span class="sourceLineNo">248</span><a name="line.248"></a> |
| <span class="sourceLineNo">249</span> /**<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> * CommandProvider to manage the service using sbin/hadoop-* scripts.<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> */<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> static class HadoopShellCommandProvider extends CommandProvider {<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> private final String hadoopHome;<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> private final String confDir;<a name="line.254"></a> |
| <span class="sourceLineNo">255</span><a name="line.255"></a> |
| <span class="sourceLineNo">256</span> HadoopShellCommandProvider(Configuration conf) throws IOException {<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> hadoopHome = conf.get("hbase.it.clustermanager.hadoop.home",<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> System.getenv("HADOOP_HOME"));<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> String tmp = conf.get("hbase.it.clustermanager.hadoop.conf.dir",<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> System.getenv("HADOOP_CONF_DIR"));<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> if (hadoopHome == null) {<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> throw new IOException("Hadoop home configuration parameter i.e. " +<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> "'hbase.it.clustermanager.hadoop.home' is not configured properly.");<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> }<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> if (tmp != null) {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> confDir = String.format("--config %s", tmp);<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> } else {<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> confDir = "";<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> }<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> }<a name="line.270"></a> |
| <span class="sourceLineNo">271</span><a name="line.271"></a> |
| <span class="sourceLineNo">272</span> @Override<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> public String getCommand(ServiceType service, Operation op) {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> return String.format("%s/sbin/hadoop-daemon.sh %s %s %s", hadoopHome, confDir,<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> op.toString().toLowerCase(Locale.ROOT), service);<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> }<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> }<a name="line.277"></a> |
| <span class="sourceLineNo">278</span><a name="line.278"></a> |
| <span class="sourceLineNo">279</span> /**<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> * CommandProvider to manage the service using bin/zk* scripts.<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> */<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> static class ZookeeperShellCommandProvider extends CommandProvider {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> private final String zookeeperHome;<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> private final String confDir;<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> ZookeeperShellCommandProvider(Configuration conf) throws IOException {<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> zookeeperHome = conf.get("hbase.it.clustermanager.zookeeper.home",<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> System.getenv("ZOOBINDIR"));<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> String tmp = conf.get("hbase.it.clustermanager.zookeeper.conf.dir",<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> System.getenv("ZOOCFGDIR"));<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> if (zookeeperHome == null) {<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> throw new IOException("ZooKeeper home configuration parameter i.e. " +<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> "'hbase.it.clustermanager.zookeeper.home' is not configured properly.");<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> }<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> if (tmp != null) {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> confDir = String.format("--config %s", tmp);<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> } else {<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> confDir = "";<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> }<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> }<a name="line.300"></a> |
| <span class="sourceLineNo">301</span><a name="line.301"></a> |
| <span class="sourceLineNo">302</span> @Override<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> public String getCommand(ServiceType service, Operation op) {<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> return String.format("%s/bin/zkServer.sh %s", zookeeperHome, op.toString().toLowerCase(Locale.ROOT));<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> }<a name="line.305"></a> |
| <span class="sourceLineNo">306</span><a name="line.306"></a> |
| <span class="sourceLineNo">307</span> @Override<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> protected String findPidCommand(ServiceType service) {<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> return String.format("ps ux | grep %s | grep -v grep | tr -s ' ' | cut -d ' ' -f2",<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> service);<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> }<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> }<a name="line.312"></a> |
| <span class="sourceLineNo">313</span><a name="line.313"></a> |
| <span class="sourceLineNo">314</span> public HBaseClusterManager() {<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> }<a name="line.315"></a> |
| <span class="sourceLineNo">316</span><a name="line.316"></a> |
| <span class="sourceLineNo">317</span> protected CommandProvider getCommandProvider(ServiceType service) throws IOException {<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> switch (service) {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> case HADOOP_DATANODE:<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> case HADOOP_NAMENODE:<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> return new HadoopShellCommandProvider(getConf());<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> case ZOOKEEPER_SERVER:<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> return new ZookeeperShellCommandProvider(getConf());<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> default:<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> return new HBaseShellCommandProvider(getConf());<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> }<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> }<a name="line.327"></a> |
| <span class="sourceLineNo">328</span><a name="line.328"></a> |
| <span class="sourceLineNo">329</span> /**<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> * Execute the given command on the host using SSH<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> * @return pair of exit code and command output<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> * @throws IOException if something goes wrong.<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> */<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> protected Pair<Integer, String> exec(String hostname, ServiceType service, String... cmd)<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> throws IOException {<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> LOG.info("Executing remote command: {}, hostname:{}", StringUtils.join(cmd, " "),<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> hostname);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span><a name="line.338"></a> |
| <span class="sourceLineNo">339</span> RemoteShell shell = new RemoteShell(hostname, getServiceUser(service), cmd);<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> try {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> shell.execute();<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> } catch (Shell.ExitCodeException ex) {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> // capture the stdout of the process as well.<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> String output = shell.getOutput();<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> // add output for the ExitCodeException.<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> throw new Shell.ExitCodeException(ex.getExitCode(), "stderr: " + ex.getMessage()<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> + ", stdout: " + output);<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> }<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> LOG.info("Executed remote command, exit code:{} , output:{}", shell.getExitCode(),<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> shell.getOutput());<a name="line.351"></a> |
| <span class="sourceLineNo">352</span><a name="line.352"></a> |
| <span class="sourceLineNo">353</span> return new Pair<>(shell.getExitCode(), shell.getOutput());<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> }<a name="line.354"></a> |
| <span class="sourceLineNo">355</span><a name="line.355"></a> |
| <span class="sourceLineNo">356</span> private Pair<Integer, String> execWithRetries(String hostname, ServiceType service, String... cmd)<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> throws IOException {<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> RetryCounter retryCounter = retryCounterFactory.create();<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> while (true) {<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> try {<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> return exec(hostname, service, cmd);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> } catch (IOException e) {<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> retryOrThrow(retryCounter, e, hostname, cmd);<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> }<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> try {<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> retryCounter.sleepUntilNextRetry();<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> } catch (InterruptedException ex) {<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> // ignore<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> LOG.warn("Sleep Interrupted:", ex);<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> }<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> }<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> }<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> /**<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> * Execute the given command on the host using SSH<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> * @return pair of exit code and command output<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> * @throws IOException if something goes wrong.<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> */<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> public Pair<Integer, String> execSudo(String hostname, long timeout, String... cmd)<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> throws IOException {<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> LOG.info("Executing remote command: {} , hostname:{}", StringUtils.join(cmd, " "),<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> hostname);<a name="line.382"></a> |
| <span class="sourceLineNo">383</span><a name="line.383"></a> |
| <span class="sourceLineNo">384</span> RemoteSudoShell shell = new RemoteSudoShell(hostname, cmd, timeout);<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> try {<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> shell.execute();<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> } catch (Shell.ExitCodeException ex) {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> // capture the stdout of the process as well.<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> String output = shell.getOutput();<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> // add output for the ExitCodeException.<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> throw new Shell.ExitCodeException(ex.getExitCode(), "stderr: " + ex.getMessage()<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> + ", stdout: " + output);<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> }<a name="line.393"></a> |
| <span class="sourceLineNo">394</span><a name="line.394"></a> |
| <span class="sourceLineNo">395</span> LOG.info("Executed remote command, exit code:{} , output:{}", shell.getExitCode(),<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> shell.getOutput());<a name="line.396"></a> |
| <span class="sourceLineNo">397</span><a name="line.397"></a> |
| <span class="sourceLineNo">398</span> return new Pair<>(shell.getExitCode(), shell.getOutput());<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> }<a name="line.399"></a> |
| <span class="sourceLineNo">400</span><a name="line.400"></a> |
| <span class="sourceLineNo">401</span> public Pair<Integer, String> execSudoWithRetries(String hostname, long timeout, String... cmd)<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> throws IOException {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> RetryCounter retryCounter = retryCounterFactory.create();<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> while (true) {<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> try {<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> return execSudo(hostname, timeout, cmd);<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> } catch (IOException e) {<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> retryOrThrow(retryCounter, e, hostname, cmd);<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> }<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> try {<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> retryCounter.sleepUntilNextRetry();<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> } catch (InterruptedException ex) {<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> // ignore<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> LOG.warn("Sleep Interrupted:", ex);<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> }<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> }<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> }<a name="line.417"></a> |
| <span class="sourceLineNo">418</span><a name="line.418"></a> |
| <span class="sourceLineNo">419</span> private <E extends Exception> void retryOrThrow(RetryCounter retryCounter, E ex,<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> String hostname, String[] cmd) throws E {<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> if (retryCounter.shouldRetry()) {<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> LOG.warn("Remote command: " + StringUtils.join(cmd, " ") + " , hostname:" + hostname<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> + " failed at attempt " + retryCounter.getAttemptTimes() + ". Retrying until maxAttempts: "<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> + retryCounter.getMaxAttempts() + ". Exception: " + ex.getMessage());<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> return;<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> }<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> throw ex;<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> }<a name="line.428"></a> |
| <span class="sourceLineNo">429</span><a name="line.429"></a> |
| <span class="sourceLineNo">430</span> private void exec(String hostname, ServiceType service, Operation op) throws IOException {<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> execWithRetries(hostname, service, getCommandProvider(service).getCommand(service, op));<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> }<a name="line.432"></a> |
| <span class="sourceLineNo">433</span><a name="line.433"></a> |
| <span class="sourceLineNo">434</span> @Override<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> public void start(ServiceType service, String hostname, int port) throws IOException {<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> exec(hostname, service, Operation.START);<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> }<a name="line.437"></a> |
| <span class="sourceLineNo">438</span><a name="line.438"></a> |
| <span class="sourceLineNo">439</span> @Override<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> public void stop(ServiceType service, String hostname, int port) throws IOException {<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> exec(hostname, service, Operation.STOP);<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> }<a name="line.442"></a> |
| <span class="sourceLineNo">443</span><a name="line.443"></a> |
| <span class="sourceLineNo">444</span> @Override<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> public void restart(ServiceType service, String hostname, int port) throws IOException {<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> exec(hostname, service, Operation.RESTART);<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> }<a name="line.447"></a> |
| <span class="sourceLineNo">448</span><a name="line.448"></a> |
| <span class="sourceLineNo">449</span> public void signal(ServiceType service, Signal signal, String hostname) throws IOException {<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> execWithRetries(hostname, service,<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> getCommandProvider(service).signalCommand(service, signal.toString()));<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> }<a name="line.452"></a> |
| <span class="sourceLineNo">453</span><a name="line.453"></a> |
| <span class="sourceLineNo">454</span> @Override<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> public boolean isRunning(ServiceType service, String hostname, int port) throws IOException {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> String ret = execWithRetries(hostname, service,<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> getCommandProvider(service).isRunningCommand(service)).getSecond();<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> return ret.length() > 0;<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> }<a name="line.459"></a> |
| <span class="sourceLineNo">460</span><a name="line.460"></a> |
| <span class="sourceLineNo">461</span> @Override<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> public void kill(ServiceType service, String hostname, int port) throws IOException {<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> signal(service, Signal.SIGKILL, hostname);<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> }<a name="line.464"></a> |
| <span class="sourceLineNo">465</span><a name="line.465"></a> |
| <span class="sourceLineNo">466</span> @Override<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> public void suspend(ServiceType service, String hostname, int port) throws IOException {<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> signal(service, Signal.SIGSTOP, hostname);<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> }<a name="line.469"></a> |
| <span class="sourceLineNo">470</span><a name="line.470"></a> |
| <span class="sourceLineNo">471</span> @Override<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> public void resume(ServiceType service, String hostname, int port) throws IOException {<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> signal(service, Signal.SIGCONT, hostname);<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> }<a name="line.474"></a> |
| <span class="sourceLineNo">475</span>}<a name="line.475"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |