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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>package org.apache.hadoop.hbase;<a name="line.18"></a> | 
 | <span class="sourceLineNo">019</span><a name="line.19"></a> | 
 | <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> | 
 | <span class="sourceLineNo">021</span>import java.security.PrivilegedAction;<a name="line.21"></a> | 
 | <span class="sourceLineNo">022</span>import java.util.EnumSet;<a name="line.22"></a> | 
 | <span class="sourceLineNo">023</span>import java.util.List;<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 java.util.Optional;<a name="line.25"></a> | 
 | <span class="sourceLineNo">026</span>import java.util.concurrent.CompletableFuture;<a name="line.26"></a> | 
 | <span class="sourceLineNo">027</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.27"></a> | 
 | <span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a> | 
 | <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.ClusterMetrics.Option;<a name="line.29"></a> | 
 | <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.Waiter.Predicate;<a name="line.30"></a> | 
 | <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.31"></a> | 
 | <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.AsyncAdmin;<a name="line.32"></a> | 
 | <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.AsyncConnection;<a name="line.33"></a> | 
 | <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.ClusterConnectionFactory;<a name="line.34"></a> | 
 | <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.35"></a> | 
 | <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.36"></a> | 
 | <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Get;<a name="line.37"></a> | 
 | <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Put;<a name="line.38"></a> | 
 | <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.39"></a> | 
 | <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.RegionStatesCount;<a name="line.40"></a> | 
 | <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.Result;<a name="line.41"></a> | 
 | <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.42"></a> | 
 | <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Table;<a name="line.43"></a> | 
 | <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.44"></a> | 
 | <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.coprocessor.MasterCoprocessor;<a name="line.45"></a> | 
 | <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;<a name="line.46"></a> | 
 | <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.coprocessor.MasterObserver;<a name="line.47"></a> | 
 | <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.coprocessor.ObserverContext;<a name="line.48"></a> | 
 | <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.filter.FilterAllFilter;<a name="line.49"></a> | 
 | <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.master.HMaster;<a name="line.50"></a> | 
 | <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.monitoring.TaskMonitor;<a name="line.51"></a> | 
 | <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.52"></a> | 
 | <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.regionserver.MetricsUserAggregateFactory;<a name="line.53"></a> | 
 | <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.security.User;<a name="line.54"></a> | 
 | <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.55"></a> | 
 | <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.56"></a> | 
 | <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.57"></a> | 
 | <span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.58"></a> | 
 | <span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread;<a name="line.59"></a> | 
 | <span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;<a name="line.60"></a> | 
 | <span class="sourceLineNo">061</span>import org.junit.AfterClass;<a name="line.61"></a> | 
 | <span class="sourceLineNo">062</span>import org.junit.Assert;<a name="line.62"></a> | 
 | <span class="sourceLineNo">063</span>import org.junit.BeforeClass;<a name="line.63"></a> | 
 | <span class="sourceLineNo">064</span>import org.junit.ClassRule;<a name="line.64"></a> | 
 | <span class="sourceLineNo">065</span>import org.junit.Test;<a name="line.65"></a> | 
 | <span class="sourceLineNo">066</span>import org.junit.experimental.categories.Category;<a name="line.66"></a> | 
 | <span class="sourceLineNo">067</span><a name="line.67"></a> | 
 | <span class="sourceLineNo">068</span>@Category(MediumTests.class)<a name="line.68"></a> | 
 | <span class="sourceLineNo">069</span>public class TestClientClusterMetrics {<a name="line.69"></a> | 
 | <span class="sourceLineNo">070</span><a name="line.70"></a> | 
 | <span class="sourceLineNo">071</span>  @ClassRule<a name="line.71"></a> | 
 | <span class="sourceLineNo">072</span>  public static final HBaseClassTestRule CLASS_RULE =<a name="line.72"></a> | 
 | <span class="sourceLineNo">073</span>    HBaseClassTestRule.forClass(TestClientClusterMetrics.class);<a name="line.73"></a> | 
 | <span class="sourceLineNo">074</span><a name="line.74"></a> | 
 | <span class="sourceLineNo">075</span>  private static HBaseTestingUtil UTIL;<a name="line.75"></a> | 
 | <span class="sourceLineNo">076</span>  private static Admin ADMIN;<a name="line.76"></a> | 
 | <span class="sourceLineNo">077</span>  private final static int SLAVES = 5;<a name="line.77"></a> | 
 | <span class="sourceLineNo">078</span>  private final static int MASTERS = 3;<a name="line.78"></a> | 
 | <span class="sourceLineNo">079</span>  private static SingleProcessHBaseCluster CLUSTER;<a name="line.79"></a> | 
 | <span class="sourceLineNo">080</span>  private static HRegionServer DEAD;<a name="line.80"></a> | 
 | <span class="sourceLineNo">081</span>  private static final TableName TABLE_NAME = TableName.valueOf("test");<a name="line.81"></a> | 
 | <span class="sourceLineNo">082</span>  private static final byte[] CF = Bytes.toBytes("cf");<a name="line.82"></a> | 
 | <span class="sourceLineNo">083</span><a name="line.83"></a> | 
 | <span class="sourceLineNo">084</span>  // We need to promote the visibility of tryRegionServerReport for this test<a name="line.84"></a> | 
 | <span class="sourceLineNo">085</span>  public static class MyRegionServer<a name="line.85"></a> | 
 | <span class="sourceLineNo">086</span>    extends SingleProcessHBaseCluster.MiniHBaseClusterRegionServer {<a name="line.86"></a> | 
 | <span class="sourceLineNo">087</span>    public MyRegionServer(Configuration conf) throws IOException, InterruptedException {<a name="line.87"></a> | 
 | <span class="sourceLineNo">088</span>      super(conf);<a name="line.88"></a> | 
 | <span class="sourceLineNo">089</span>    }<a name="line.89"></a> | 
 | <span class="sourceLineNo">090</span><a name="line.90"></a> | 
 | <span class="sourceLineNo">091</span>    @Override<a name="line.91"></a> | 
 | <span class="sourceLineNo">092</span>    public void tryRegionServerReport(long reportStartTime, long reportEndTime) throws IOException {<a name="line.92"></a> | 
 | <span class="sourceLineNo">093</span>      super.tryRegionServerReport(reportStartTime, reportEndTime);<a name="line.93"></a> | 
 | <span class="sourceLineNo">094</span>    }<a name="line.94"></a> | 
 | <span class="sourceLineNo">095</span>  }<a name="line.95"></a> | 
 | <span class="sourceLineNo">096</span><a name="line.96"></a> | 
 | <span class="sourceLineNo">097</span>  @BeforeClass<a name="line.97"></a> | 
 | <span class="sourceLineNo">098</span>  public static void setUpBeforeClass() throws Exception {<a name="line.98"></a> | 
 | <span class="sourceLineNo">099</span>    Configuration conf = HBaseConfiguration.create();<a name="line.99"></a> | 
 | <span class="sourceLineNo">100</span>    conf.set(CoprocessorHost.MASTER_COPROCESSOR_CONF_KEY, MyObserver.class.getName());<a name="line.100"></a> | 
 | <span class="sourceLineNo">101</span>    UTIL = new HBaseTestingUtil(conf);<a name="line.101"></a> | 
 | <span class="sourceLineNo">102</span>    StartTestingClusterOption option =<a name="line.102"></a> | 
 | <span class="sourceLineNo">103</span>      StartTestingClusterOption.builder().rsClass(TestClientClusterMetrics.MyRegionServer.class)<a name="line.103"></a> | 
 | <span class="sourceLineNo">104</span>        .numMasters(MASTERS).numRegionServers(SLAVES).numDataNodes(SLAVES).build();<a name="line.104"></a> | 
 | <span class="sourceLineNo">105</span>    UTIL.startMiniCluster(option);<a name="line.105"></a> | 
 | <span class="sourceLineNo">106</span>    CLUSTER = UTIL.getHBaseCluster();<a name="line.106"></a> | 
 | <span class="sourceLineNo">107</span>    CLUSTER.waitForActiveAndReadyMaster();<a name="line.107"></a> | 
 | <span class="sourceLineNo">108</span>    ADMIN = UTIL.getAdmin();<a name="line.108"></a> | 
 | <span class="sourceLineNo">109</span>    // Kill one region server<a name="line.109"></a> | 
 | <span class="sourceLineNo">110</span>    List<RegionServerThread> rsts = CLUSTER.getLiveRegionServerThreads();<a name="line.110"></a> | 
 | <span class="sourceLineNo">111</span>    RegionServerThread rst = rsts.get(rsts.size() - 1);<a name="line.111"></a> | 
 | <span class="sourceLineNo">112</span>    DEAD = rst.getRegionServer();<a name="line.112"></a> | 
 | <span class="sourceLineNo">113</span>    DEAD.stop("Test dead servers metrics");<a name="line.113"></a> | 
 | <span class="sourceLineNo">114</span>    while (rst.isAlive()) {<a name="line.114"></a> | 
 | <span class="sourceLineNo">115</span>      Thread.sleep(500);<a name="line.115"></a> | 
 | <span class="sourceLineNo">116</span>    }<a name="line.116"></a> | 
 | <span class="sourceLineNo">117</span>  }<a name="line.117"></a> | 
 | <span class="sourceLineNo">118</span><a name="line.118"></a> | 
 | <span class="sourceLineNo">119</span>  @Test<a name="line.119"></a> | 
 | <span class="sourceLineNo">120</span>  public void testDefaults() throws Exception {<a name="line.120"></a> | 
 | <span class="sourceLineNo">121</span>    ClusterMetrics origin = ADMIN.getClusterMetrics();<a name="line.121"></a> | 
 | <span class="sourceLineNo">122</span>    ClusterMetrics defaults = ADMIN.getClusterMetrics(EnumSet.allOf(Option.class));<a name="line.122"></a> | 
 | <span class="sourceLineNo">123</span>    Assert.assertEquals(origin.getHBaseVersion(), defaults.getHBaseVersion());<a name="line.123"></a> | 
 | <span class="sourceLineNo">124</span>    Assert.assertEquals(origin.getClusterId(), defaults.getClusterId());<a name="line.124"></a> | 
 | <span class="sourceLineNo">125</span>    Assert.assertEquals(origin.getAverageLoad(), defaults.getAverageLoad(), 0);<a name="line.125"></a> | 
 | <span class="sourceLineNo">126</span>    Assert.assertEquals(origin.getBackupMasterNames().size(),<a name="line.126"></a> | 
 | <span class="sourceLineNo">127</span>      defaults.getBackupMasterNames().size());<a name="line.127"></a> | 
 | <span class="sourceLineNo">128</span>    Assert.assertEquals(origin.getDeadServerNames().size(), defaults.getDeadServerNames().size());<a name="line.128"></a> | 
 | <span class="sourceLineNo">129</span>    Assert.assertEquals(origin.getRegionCount(), defaults.getRegionCount());<a name="line.129"></a> | 
 | <span class="sourceLineNo">130</span>    Assert.assertEquals(origin.getLiveServerMetrics().size(),<a name="line.130"></a> | 
 | <span class="sourceLineNo">131</span>      defaults.getLiveServerMetrics().size());<a name="line.131"></a> | 
 | <span class="sourceLineNo">132</span>    Assert.assertEquals(origin.getMasterInfoPort(), defaults.getMasterInfoPort());<a name="line.132"></a> | 
 | <span class="sourceLineNo">133</span>    Assert.assertEquals(origin.getServersName().size(), defaults.getServersName().size());<a name="line.133"></a> | 
 | <span class="sourceLineNo">134</span>    Assert.assertEquals(ADMIN.getRegionServers().size(), defaults.getServersName().size());<a name="line.134"></a> | 
 | <span class="sourceLineNo">135</span>    // We decommission the first online region server and verify the metrics.<a name="line.135"></a> | 
 | <span class="sourceLineNo">136</span>    List<ServerName> serverNames = origin.getServersName().subList(0, 1);<a name="line.136"></a> | 
 | <span class="sourceLineNo">137</span>    ADMIN.decommissionRegionServers(serverNames, false);<a name="line.137"></a> | 
 | <span class="sourceLineNo">138</span>    Assert.assertEquals(1, ADMIN.getClusterMetrics().getDecommissionedServerNames().size());<a name="line.138"></a> | 
 | <span class="sourceLineNo">139</span>    Assert.assertEquals(ADMIN.getClusterMetrics().getDecommissionedServerNames().get(0),<a name="line.139"></a> | 
 | <span class="sourceLineNo">140</span>      serverNames.get(0));<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>  @Test<a name="line.143"></a> | 
 | <span class="sourceLineNo">144</span>  public void testAsyncClient() throws Exception {<a name="line.144"></a> | 
 | <span class="sourceLineNo">145</span>    try (AsyncConnection asyncConnect =<a name="line.145"></a> | 
 | <span class="sourceLineNo">146</span>      ConnectionFactory.createAsyncConnection(UTIL.getConfiguration()).get()) {<a name="line.146"></a> | 
 | <span class="sourceLineNo">147</span>      AsyncAdmin asyncAdmin = asyncConnect.getAdmin();<a name="line.147"></a> | 
 | <span class="sourceLineNo">148</span>      CompletableFuture<ClusterMetrics> originFuture = asyncAdmin.getClusterMetrics();<a name="line.148"></a> | 
 | <span class="sourceLineNo">149</span>      CompletableFuture<ClusterMetrics> defaultsFuture =<a name="line.149"></a> | 
 | <span class="sourceLineNo">150</span>        asyncAdmin.getClusterMetrics(EnumSet.allOf(Option.class));<a name="line.150"></a> | 
 | <span class="sourceLineNo">151</span>      ClusterMetrics origin = originFuture.get();<a name="line.151"></a> | 
 | <span class="sourceLineNo">152</span>      ClusterMetrics defaults = defaultsFuture.get();<a name="line.152"></a> | 
 | <span class="sourceLineNo">153</span>      Assert.assertEquals(origin.getHBaseVersion(), defaults.getHBaseVersion());<a name="line.153"></a> | 
 | <span class="sourceLineNo">154</span>      Assert.assertEquals(origin.getClusterId(), defaults.getClusterId());<a name="line.154"></a> | 
 | <span class="sourceLineNo">155</span>      Assert.assertEquals(origin.getHBaseVersion(), defaults.getHBaseVersion());<a name="line.155"></a> | 
 | <span class="sourceLineNo">156</span>      Assert.assertEquals(origin.getClusterId(), defaults.getClusterId());<a name="line.156"></a> | 
 | <span class="sourceLineNo">157</span>      Assert.assertEquals(origin.getAverageLoad(), defaults.getAverageLoad(), 0);<a name="line.157"></a> | 
 | <span class="sourceLineNo">158</span>      Assert.assertEquals(origin.getBackupMasterNames().size(),<a name="line.158"></a> | 
 | <span class="sourceLineNo">159</span>        defaults.getBackupMasterNames().size());<a name="line.159"></a> | 
 | <span class="sourceLineNo">160</span>      Assert.assertEquals(origin.getDeadServerNames().size(), defaults.getDeadServerNames().size());<a name="line.160"></a> | 
 | <span class="sourceLineNo">161</span>      Assert.assertEquals(origin.getRegionCount(), defaults.getRegionCount());<a name="line.161"></a> | 
 | <span class="sourceLineNo">162</span>      Assert.assertEquals(origin.getLiveServerMetrics().size(),<a name="line.162"></a> | 
 | <span class="sourceLineNo">163</span>        defaults.getLiveServerMetrics().size());<a name="line.163"></a> | 
 | <span class="sourceLineNo">164</span>      Assert.assertEquals(origin.getMasterInfoPort(), defaults.getMasterInfoPort());<a name="line.164"></a> | 
 | <span class="sourceLineNo">165</span>      Assert.assertEquals(origin.getServersName().size(), defaults.getServersName().size());<a name="line.165"></a> | 
 | <span class="sourceLineNo">166</span>      origin.getTableRegionStatesCount().forEach(((tableName, regionStatesCount) -> {<a name="line.166"></a> | 
 | <span class="sourceLineNo">167</span>        RegionStatesCount defaultRegionStatesCount =<a name="line.167"></a> | 
 | <span class="sourceLineNo">168</span>          defaults.getTableRegionStatesCount().get(tableName);<a name="line.168"></a> | 
 | <span class="sourceLineNo">169</span>        Assert.assertEquals(defaultRegionStatesCount, regionStatesCount);<a name="line.169"></a> | 
 | <span class="sourceLineNo">170</span>      }));<a name="line.170"></a> | 
 | <span class="sourceLineNo">171</span>    }<a name="line.171"></a> | 
 | <span class="sourceLineNo">172</span>  }<a name="line.172"></a> | 
 | <span class="sourceLineNo">173</span><a name="line.173"></a> | 
 | <span class="sourceLineNo">174</span>  @Test<a name="line.174"></a> | 
 | <span class="sourceLineNo">175</span>  public void testLiveAndDeadServersStatus() throws Exception {<a name="line.175"></a> | 
 | <span class="sourceLineNo">176</span>    // Count the number of live regionservers<a name="line.176"></a> | 
 | <span class="sourceLineNo">177</span>    List<RegionServerThread> regionserverThreads = CLUSTER.getLiveRegionServerThreads();<a name="line.177"></a> | 
 | <span class="sourceLineNo">178</span>    int numRs = 0;<a name="line.178"></a> | 
 | <span class="sourceLineNo">179</span>    int len = regionserverThreads.size();<a name="line.179"></a> | 
 | <span class="sourceLineNo">180</span>    for (int i = 0; i < len; i++) {<a name="line.180"></a> | 
 | <span class="sourceLineNo">181</span>      if (regionserverThreads.get(i).isAlive()) {<a name="line.181"></a> | 
 | <span class="sourceLineNo">182</span>        numRs++;<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>    // Depending on the (random) order of unit execution we may run this unit before the<a name="line.185"></a> | 
 | <span class="sourceLineNo">186</span>    // minicluster is fully up and recovered from the RS shutdown done during test init.<a name="line.186"></a> | 
 | <span class="sourceLineNo">187</span>    Waiter.waitFor(CLUSTER.getConfiguration(), 10 * 1000, 100, new Predicate<Exception>() {<a name="line.187"></a> | 
 | <span class="sourceLineNo">188</span>      @Override<a name="line.188"></a> | 
 | <span class="sourceLineNo">189</span>      public boolean evaluate() throws Exception {<a name="line.189"></a> | 
 | <span class="sourceLineNo">190</span>        ClusterMetrics metrics = ADMIN.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS));<a name="line.190"></a> | 
 | <span class="sourceLineNo">191</span>        Assert.assertNotNull(metrics);<a name="line.191"></a> | 
 | <span class="sourceLineNo">192</span>        return metrics.getRegionCount() > 0;<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>    // Retrieve live servers and dead servers info.<a name="line.195"></a> | 
 | <span class="sourceLineNo">196</span>    EnumSet<Option> options =<a name="line.196"></a> | 
 | <span class="sourceLineNo">197</span>      EnumSet.of(Option.LIVE_SERVERS, Option.DEAD_SERVERS, Option.SERVERS_NAME);<a name="line.197"></a> | 
 | <span class="sourceLineNo">198</span>    ClusterMetrics metrics = ADMIN.getClusterMetrics(options);<a name="line.198"></a> | 
 | <span class="sourceLineNo">199</span>    Assert.assertNotNull(metrics);<a name="line.199"></a> | 
 | <span class="sourceLineNo">200</span>    // exclude a dead region server<a name="line.200"></a> | 
 | <span class="sourceLineNo">201</span>    Assert.assertEquals(SLAVES - 1, numRs);<a name="line.201"></a> | 
 | <span class="sourceLineNo">202</span>    // live servers = nums of regionservers<a name="line.202"></a> | 
 | <span class="sourceLineNo">203</span>    // By default, HMaster don't carry any regions so it won't report its load.<a name="line.203"></a> | 
 | <span class="sourceLineNo">204</span>    // Hence, it won't be in the server list.<a name="line.204"></a> | 
 | <span class="sourceLineNo">205</span>    Assert.assertEquals(numRs, metrics.getLiveServerMetrics().size());<a name="line.205"></a> | 
 | <span class="sourceLineNo">206</span>    Assert.assertTrue(metrics.getRegionCount() > 0);<a name="line.206"></a> | 
 | <span class="sourceLineNo">207</span>    Assert.assertNotNull(metrics.getDeadServerNames());<a name="line.207"></a> | 
 | <span class="sourceLineNo">208</span>    Assert.assertEquals(1, metrics.getDeadServerNames().size());<a name="line.208"></a> | 
 | <span class="sourceLineNo">209</span>    ServerName deadServerName = metrics.getDeadServerNames().iterator().next();<a name="line.209"></a> | 
 | <span class="sourceLineNo">210</span>    Assert.assertEquals(DEAD.getServerName(), deadServerName);<a name="line.210"></a> | 
 | <span class="sourceLineNo">211</span>    Assert.assertNotNull(metrics.getServersName());<a name="line.211"></a> | 
 | <span class="sourceLineNo">212</span>    Assert.assertEquals(numRs, metrics.getServersName().size());<a name="line.212"></a> | 
 | <span class="sourceLineNo">213</span>  }<a name="line.213"></a> | 
 | <span class="sourceLineNo">214</span><a name="line.214"></a> | 
 | <span class="sourceLineNo">215</span>  @Test<a name="line.215"></a> | 
 | <span class="sourceLineNo">216</span>  public void testRegionStatesCount() throws Exception {<a name="line.216"></a> | 
 | <span class="sourceLineNo">217</span>    Table table = UTIL.createTable(TABLE_NAME, CF);<a name="line.217"></a> | 
 | <span class="sourceLineNo">218</span>    table.put(new Put(Bytes.toBytes("k1")).addColumn(CF, Bytes.toBytes("q1"), Bytes.toBytes("v1")));<a name="line.218"></a> | 
 | <span class="sourceLineNo">219</span>    table.put(new Put(Bytes.toBytes("k2")).addColumn(CF, Bytes.toBytes("q2"), Bytes.toBytes("v2")));<a name="line.219"></a> | 
 | <span class="sourceLineNo">220</span>    table.put(new Put(Bytes.toBytes("k3")).addColumn(CF, Bytes.toBytes("q3"), Bytes.toBytes("v3")));<a name="line.220"></a> | 
 | <span class="sourceLineNo">221</span><a name="line.221"></a> | 
 | <span class="sourceLineNo">222</span>    ClusterMetrics metrics = ADMIN.getClusterMetrics();<a name="line.222"></a> | 
 | <span class="sourceLineNo">223</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().size(), 2);<a name="line.223"></a> | 
 | <span class="sourceLineNo">224</span>    Assert.assertEquals(<a name="line.224"></a> | 
 | <span class="sourceLineNo">225</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getRegionsInTransition(),<a name="line.225"></a> | 
 | <span class="sourceLineNo">226</span>      0);<a name="line.226"></a> | 
 | <span class="sourceLineNo">227</span>    Assert.assertEquals(<a name="line.227"></a> | 
 | <span class="sourceLineNo">228</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getOpenRegions(), 1);<a name="line.228"></a> | 
 | <span class="sourceLineNo">229</span>    Assert.assertEquals(<a name="line.229"></a> | 
 | <span class="sourceLineNo">230</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getTotalRegions(), 1);<a name="line.230"></a> | 
 | <span class="sourceLineNo">231</span>    Assert.assertEquals(<a name="line.231"></a> | 
 | <span class="sourceLineNo">232</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getClosedRegions(), 0);<a name="line.232"></a> | 
 | <span class="sourceLineNo">233</span>    Assert.assertEquals(<a name="line.233"></a> | 
 | <span class="sourceLineNo">234</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getSplitRegions(), 0);<a name="line.234"></a> | 
 | <span class="sourceLineNo">235</span>    Assert.assertEquals(<a name="line.235"></a> | 
 | <span class="sourceLineNo">236</span>      metrics.getTableRegionStatesCount().get(TABLE_NAME).getRegionsInTransition(), 0);<a name="line.236"></a> | 
 | <span class="sourceLineNo">237</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getOpenRegions(), 1);<a name="line.237"></a> | 
 | <span class="sourceLineNo">238</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getTotalRegions(), 1);<a name="line.238"></a> | 
 | <span class="sourceLineNo">239</span><a name="line.239"></a> | 
 | <span class="sourceLineNo">240</span>    UTIL.deleteTable(TABLE_NAME);<a name="line.240"></a> | 
 | <span class="sourceLineNo">241</span>  }<a name="line.241"></a> | 
 | <span class="sourceLineNo">242</span><a name="line.242"></a> | 
 | <span class="sourceLineNo">243</span>  @Test<a name="line.243"></a> | 
 | <span class="sourceLineNo">244</span>  public void testRegionStatesWithSplit() throws Exception {<a name="line.244"></a> | 
 | <span class="sourceLineNo">245</span>    int startRowNum = 20;<a name="line.245"></a> | 
 | <span class="sourceLineNo">246</span>    int rowCount = 80;<a name="line.246"></a> | 
 | <span class="sourceLineNo">247</span>    Table table = UTIL.createTable(TABLE_NAME, CF);<a name="line.247"></a> | 
 | <span class="sourceLineNo">248</span>    table.put(new Put(Bytes.toBytes("k1")).addColumn(CF, Bytes.toBytes("q1"), Bytes.toBytes("v1")));<a name="line.248"></a> | 
 | <span class="sourceLineNo">249</span>    table.put(new Put(Bytes.toBytes("k2")).addColumn(CF, Bytes.toBytes("q2"), Bytes.toBytes("v2")));<a name="line.249"></a> | 
 | <span class="sourceLineNo">250</span><a name="line.250"></a> | 
 | <span class="sourceLineNo">251</span>    insertData(TABLE_NAME, startRowNum, rowCount);<a name="line.251"></a> | 
 | <span class="sourceLineNo">252</span><a name="line.252"></a> | 
 | <span class="sourceLineNo">253</span>    ClusterMetrics metrics = ADMIN.getClusterMetrics();<a name="line.253"></a> | 
 | <span class="sourceLineNo">254</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().size(), 2);<a name="line.254"></a> | 
 | <span class="sourceLineNo">255</span>    Assert.assertEquals(<a name="line.255"></a> | 
 | <span class="sourceLineNo">256</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getRegionsInTransition(),<a name="line.256"></a> | 
 | <span class="sourceLineNo">257</span>      0);<a name="line.257"></a> | 
 | <span class="sourceLineNo">258</span>    Assert.assertEquals(<a name="line.258"></a> | 
 | <span class="sourceLineNo">259</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getOpenRegions(), 1);<a name="line.259"></a> | 
 | <span class="sourceLineNo">260</span>    Assert.assertEquals(<a name="line.260"></a> | 
 | <span class="sourceLineNo">261</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getTotalRegions(), 1);<a name="line.261"></a> | 
 | <span class="sourceLineNo">262</span>    Assert.assertEquals(<a name="line.262"></a> | 
 | <span class="sourceLineNo">263</span>      metrics.getTableRegionStatesCount().get(TABLE_NAME).getRegionsInTransition(), 0);<a name="line.263"></a> | 
 | <span class="sourceLineNo">264</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getOpenRegions(), 1);<a name="line.264"></a> | 
 | <span class="sourceLineNo">265</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getTotalRegions(), 1);<a name="line.265"></a> | 
 | <span class="sourceLineNo">266</span><a name="line.266"></a> | 
 | <span class="sourceLineNo">267</span>    int splitRowNum = startRowNum + rowCount / 2;<a name="line.267"></a> | 
 | <span class="sourceLineNo">268</span>    byte[] splitKey = Bytes.toBytes("" + splitRowNum);<a name="line.268"></a> | 
 | <span class="sourceLineNo">269</span><a name="line.269"></a> | 
 | <span class="sourceLineNo">270</span>    // Split region of the table<a name="line.270"></a> | 
 | <span class="sourceLineNo">271</span>    ADMIN.split(TABLE_NAME, splitKey);<a name="line.271"></a> | 
 | <span class="sourceLineNo">272</span><a name="line.272"></a> | 
 | <span class="sourceLineNo">273</span>    metrics = ADMIN.getClusterMetrics();<a name="line.273"></a> | 
 | <span class="sourceLineNo">274</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().size(), 2);<a name="line.274"></a> | 
 | <span class="sourceLineNo">275</span>    Assert.assertEquals(<a name="line.275"></a> | 
 | <span class="sourceLineNo">276</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getRegionsInTransition(),<a name="line.276"></a> | 
 | <span class="sourceLineNo">277</span>      0);<a name="line.277"></a> | 
 | <span class="sourceLineNo">278</span>    Assert.assertEquals(<a name="line.278"></a> | 
 | <span class="sourceLineNo">279</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getOpenRegions(), 1);<a name="line.279"></a> | 
 | <span class="sourceLineNo">280</span>    Assert.assertEquals(<a name="line.280"></a> | 
 | <span class="sourceLineNo">281</span>      metrics.getTableRegionStatesCount().get(TableName.META_TABLE_NAME).getTotalRegions(), 1);<a name="line.281"></a> | 
 | <span class="sourceLineNo">282</span>    Assert.assertEquals(<a name="line.282"></a> | 
 | <span class="sourceLineNo">283</span>      metrics.getTableRegionStatesCount().get(TABLE_NAME).getRegionsInTransition(), 0);<a name="line.283"></a> | 
 | <span class="sourceLineNo">284</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getOpenRegions(), 2);<a name="line.284"></a> | 
 | <span class="sourceLineNo">285</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getTotalRegions(), 3);<a name="line.285"></a> | 
 | <span class="sourceLineNo">286</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getSplitRegions(), 1);<a name="line.286"></a> | 
 | <span class="sourceLineNo">287</span>    Assert.assertEquals(metrics.getTableRegionStatesCount().get(TABLE_NAME).getClosedRegions(), 0);<a name="line.287"></a> | 
 | <span class="sourceLineNo">288</span><a name="line.288"></a> | 
 | <span class="sourceLineNo">289</span>    UTIL.deleteTable(TABLE_NAME);<a name="line.289"></a> | 
 | <span class="sourceLineNo">290</span>  }<a name="line.290"></a> | 
 | <span class="sourceLineNo">291</span><a name="line.291"></a> | 
 | <span class="sourceLineNo">292</span>  @Test<a name="line.292"></a> | 
 | <span class="sourceLineNo">293</span>  public void testMasterAndBackupMastersStatus() throws Exception {<a name="line.293"></a> | 
 | <span class="sourceLineNo">294</span>    // get all the master threads<a name="line.294"></a> | 
 | <span class="sourceLineNo">295</span>    List<MasterThread> masterThreads = CLUSTER.getMasterThreads();<a name="line.295"></a> | 
 | <span class="sourceLineNo">296</span>    int numActive = 0;<a name="line.296"></a> | 
 | <span class="sourceLineNo">297</span>    int activeIndex = 0;<a name="line.297"></a> | 
 | <span class="sourceLineNo">298</span>    ServerName activeName = null;<a name="line.298"></a> | 
 | <span class="sourceLineNo">299</span>    HMaster active = null;<a name="line.299"></a> | 
 | <span class="sourceLineNo">300</span>    for (int i = 0; i < masterThreads.size(); i++) {<a name="line.300"></a> | 
 | <span class="sourceLineNo">301</span>      if (masterThreads.get(i).getMaster().isActiveMaster()) {<a name="line.301"></a> | 
 | <span class="sourceLineNo">302</span>        numActive++;<a name="line.302"></a> | 
 | <span class="sourceLineNo">303</span>        activeIndex = i;<a name="line.303"></a> | 
 | <span class="sourceLineNo">304</span>        active = masterThreads.get(activeIndex).getMaster();<a name="line.304"></a> | 
 | <span class="sourceLineNo">305</span>        activeName = active.getServerName();<a name="line.305"></a> | 
 | <span class="sourceLineNo">306</span>      }<a name="line.306"></a> | 
 | <span class="sourceLineNo">307</span>    }<a name="line.307"></a> | 
 | <span class="sourceLineNo">308</span>    Assert.assertNotNull(active);<a name="line.308"></a> | 
 | <span class="sourceLineNo">309</span>    Assert.assertEquals(1, numActive);<a name="line.309"></a> | 
 | <span class="sourceLineNo">310</span>    Assert.assertEquals(MASTERS, masterThreads.size());<a name="line.310"></a> | 
 | <span class="sourceLineNo">311</span>    // Retrieve master and backup masters infos only.<a name="line.311"></a> | 
 | <span class="sourceLineNo">312</span>    EnumSet<Option> options = EnumSet.of(Option.MASTER, Option.BACKUP_MASTERS);<a name="line.312"></a> | 
 | <span class="sourceLineNo">313</span>    ClusterMetrics metrics = ADMIN.getClusterMetrics(options);<a name="line.313"></a> | 
 | <span class="sourceLineNo">314</span>    Assert.assertTrue(metrics.getMasterName().equals(activeName));<a name="line.314"></a> | 
 | <span class="sourceLineNo">315</span>    Assert.assertEquals(MASTERS - 1, metrics.getBackupMasterNames().size());<a name="line.315"></a> | 
 | <span class="sourceLineNo">316</span>  }<a name="line.316"></a> | 
 | <span class="sourceLineNo">317</span><a name="line.317"></a> | 
 | <span class="sourceLineNo">318</span>  @Test<a name="line.318"></a> | 
 | <span class="sourceLineNo">319</span>  public void testUserMetrics() throws Exception {<a name="line.319"></a> | 
 | <span class="sourceLineNo">320</span>    Configuration conf = UTIL.getConfiguration();<a name="line.320"></a> | 
 | <span class="sourceLineNo">321</span>    // If metrics for users is not enabled, this test doesn't make sense.<a name="line.321"></a> | 
 | <span class="sourceLineNo">322</span>    if (<a name="line.322"></a> | 
 | <span class="sourceLineNo">323</span>      !conf.getBoolean(MetricsUserAggregateFactory.METRIC_USER_ENABLED_CONF,<a name="line.323"></a> | 
 | <span class="sourceLineNo">324</span>        MetricsUserAggregateFactory.DEFAULT_METRIC_USER_ENABLED_CONF)<a name="line.324"></a> | 
 | <span class="sourceLineNo">325</span>    ) {<a name="line.325"></a> | 
 | <span class="sourceLineNo">326</span>      return;<a name="line.326"></a> | 
 | <span class="sourceLineNo">327</span>    }<a name="line.327"></a> | 
 | <span class="sourceLineNo">328</span>    User userFoo = User.createUserForTesting(conf, "FOO_USER_METRIC_TEST", new String[0]);<a name="line.328"></a> | 
 | <span class="sourceLineNo">329</span>    User userBar = User.createUserForTesting(conf, "BAR_USER_METRIC_TEST", new String[0]);<a name="line.329"></a> | 
 | <span class="sourceLineNo">330</span>    User userTest = User.createUserForTesting(conf, "TEST_USER_METRIC_TEST", new String[0]);<a name="line.330"></a> | 
 | <span class="sourceLineNo">331</span>    UTIL.createTable(TABLE_NAME, CF);<a name="line.331"></a> | 
 | <span class="sourceLineNo">332</span>    waitForUsersMetrics(0);<a name="line.332"></a> | 
 | <span class="sourceLineNo">333</span>    long writeMetaMetricBeforeNextuser = getMetaMetrics().getWriteRequestCount();<a name="line.333"></a> | 
 | <span class="sourceLineNo">334</span>    userFoo.runAs(new PrivilegedAction<Void>() {<a name="line.334"></a> | 
 | <span class="sourceLineNo">335</span>      @Override<a name="line.335"></a> | 
 | <span class="sourceLineNo">336</span>      public Void run() {<a name="line.336"></a> | 
 | <span class="sourceLineNo">337</span>        try {<a name="line.337"></a> | 
 | <span class="sourceLineNo">338</span>          doPut();<a name="line.338"></a> | 
 | <span class="sourceLineNo">339</span>        } catch (IOException e) {<a name="line.339"></a> | 
 | <span class="sourceLineNo">340</span>          Assert.fail("Exception:" + e.getMessage());<a name="line.340"></a> | 
 | <span class="sourceLineNo">341</span>        }<a name="line.341"></a> | 
 | <span class="sourceLineNo">342</span>        return null;<a name="line.342"></a> | 
 | <span class="sourceLineNo">343</span>      }<a name="line.343"></a> | 
 | <span class="sourceLineNo">344</span>    });<a name="line.344"></a> | 
 | <span class="sourceLineNo">345</span>    waitForUsersMetrics(1);<a name="line.345"></a> | 
 | <span class="sourceLineNo">346</span>    long writeMetaMetricForUserFoo =<a name="line.346"></a> | 
 | <span class="sourceLineNo">347</span>      getMetaMetrics().getWriteRequestCount() - writeMetaMetricBeforeNextuser;<a name="line.347"></a> | 
 | <span class="sourceLineNo">348</span>    long readMetaMetricBeforeNextuser = getMetaMetrics().getReadRequestCount();<a name="line.348"></a> | 
 | <span class="sourceLineNo">349</span>    userBar.runAs(new PrivilegedAction<Void>() {<a name="line.349"></a> | 
 | <span class="sourceLineNo">350</span>      @Override<a name="line.350"></a> | 
 | <span class="sourceLineNo">351</span>      public Void run() {<a name="line.351"></a> | 
 | <span class="sourceLineNo">352</span>        try {<a name="line.352"></a> | 
 | <span class="sourceLineNo">353</span>          doGet();<a name="line.353"></a> | 
 | <span class="sourceLineNo">354</span>        } catch (IOException e) {<a name="line.354"></a> | 
 | <span class="sourceLineNo">355</span>          Assert.fail("Exception:" + e.getMessage());<a name="line.355"></a> | 
 | <span class="sourceLineNo">356</span>        }<a name="line.356"></a> | 
 | <span class="sourceLineNo">357</span>        return null;<a name="line.357"></a> | 
 | <span class="sourceLineNo">358</span>      }<a name="line.358"></a> | 
 | <span class="sourceLineNo">359</span>    });<a name="line.359"></a> | 
 | <span class="sourceLineNo">360</span>    waitForUsersMetrics(2);<a name="line.360"></a> | 
 | <span class="sourceLineNo">361</span>    long readMetaMetricForUserBar =<a name="line.361"></a> | 
 | <span class="sourceLineNo">362</span>      getMetaMetrics().getReadRequestCount() - readMetaMetricBeforeNextuser;<a name="line.362"></a> | 
 | <span class="sourceLineNo">363</span>    long filteredMetaReqeust = getMetaMetrics().getFilteredReadRequestCount();<a name="line.363"></a> | 
 | <span class="sourceLineNo">364</span>    userTest.runAs(new PrivilegedAction<Void>() {<a name="line.364"></a> | 
 | <span class="sourceLineNo">365</span>      @Override<a name="line.365"></a> | 
 | <span class="sourceLineNo">366</span>      public Void run() {<a name="line.366"></a> | 
 | <span class="sourceLineNo">367</span>        try {<a name="line.367"></a> | 
 | <span class="sourceLineNo">368</span>          Table table = createConnection(UTIL.getConfiguration()).getTable(TABLE_NAME);<a name="line.368"></a> | 
 | <span class="sourceLineNo">369</span>          for (Result result : table.getScanner(new Scan().setFilter(new FilterAllFilter()))) {<a name="line.369"></a> | 
 | <span class="sourceLineNo">370</span>            Assert.fail("Should have filtered all rows");<a name="line.370"></a> | 
 | <span class="sourceLineNo">371</span>          }<a name="line.371"></a> | 
 | <span class="sourceLineNo">372</span>        } catch (IOException e) {<a name="line.372"></a> | 
 | <span class="sourceLineNo">373</span>          Assert.fail("Exception:" + e.getMessage());<a name="line.373"></a> | 
 | <span class="sourceLineNo">374</span>        }<a name="line.374"></a> | 
 | <span class="sourceLineNo">375</span>        return null;<a name="line.375"></a> | 
 | <span class="sourceLineNo">376</span>      }<a name="line.376"></a> | 
 | <span class="sourceLineNo">377</span>    });<a name="line.377"></a> | 
 | <span class="sourceLineNo">378</span>    waitForUsersMetrics(3);<a name="line.378"></a> | 
 | <span class="sourceLineNo">379</span>    long filteredMetaReqeustForTestUser =<a name="line.379"></a> | 
 | <span class="sourceLineNo">380</span>      getMetaMetrics().getFilteredReadRequestCount() - filteredMetaReqeust;<a name="line.380"></a> | 
 | <span class="sourceLineNo">381</span>    Map<byte[], UserMetrics> userMap = ADMIN.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a name="line.381"></a> | 
 | <span class="sourceLineNo">382</span>      .getLiveServerMetrics().values().iterator().next().getUserMetrics();<a name="line.382"></a> | 
 | <span class="sourceLineNo">383</span>    for (byte[] user : userMap.keySet()) {<a name="line.383"></a> | 
 | <span class="sourceLineNo">384</span>      switch (Bytes.toString(user)) {<a name="line.384"></a> | 
 | <span class="sourceLineNo">385</span>        case "FOO_USER_METRIC_TEST":<a name="line.385"></a> | 
 | <span class="sourceLineNo">386</span>          Assert.assertEquals(1,<a name="line.386"></a> | 
 | <span class="sourceLineNo">387</span>            userMap.get(user).getWriteRequestCount() - writeMetaMetricForUserFoo);<a name="line.387"></a> | 
 | <span class="sourceLineNo">388</span>          break;<a name="line.388"></a> | 
 | <span class="sourceLineNo">389</span>        case "BAR_USER_METRIC_TEST":<a name="line.389"></a> | 
 | <span class="sourceLineNo">390</span>          Assert.assertEquals(1,<a name="line.390"></a> | 
 | <span class="sourceLineNo">391</span>            userMap.get(user).getReadRequestCount() - readMetaMetricForUserBar);<a name="line.391"></a> | 
 | <span class="sourceLineNo">392</span>          Assert.assertEquals(0, userMap.get(user).getWriteRequestCount());<a name="line.392"></a> | 
 | <span class="sourceLineNo">393</span>          break;<a name="line.393"></a> | 
 | <span class="sourceLineNo">394</span>        case "TEST_USER_METRIC_TEST":<a name="line.394"></a> | 
 | <span class="sourceLineNo">395</span>          Assert.assertEquals(1,<a name="line.395"></a> | 
 | <span class="sourceLineNo">396</span>            userMap.get(user).getFilteredReadRequests() - filteredMetaReqeustForTestUser);<a name="line.396"></a> | 
 | <span class="sourceLineNo">397</span>          Assert.assertEquals(0, userMap.get(user).getWriteRequestCount());<a name="line.397"></a> | 
 | <span class="sourceLineNo">398</span>          break;<a name="line.398"></a> | 
 | <span class="sourceLineNo">399</span>        default:<a name="line.399"></a> | 
 | <span class="sourceLineNo">400</span>          // current user<a name="line.400"></a> | 
 | <span class="sourceLineNo">401</span>          Assert.assertEquals(UserProvider.instantiate(conf).getCurrent().getName(),<a name="line.401"></a> | 
 | <span class="sourceLineNo">402</span>            Bytes.toString(user));<a name="line.402"></a> | 
 | <span class="sourceLineNo">403</span>          // Read/write count because of Meta operations<a name="line.403"></a> | 
 | <span class="sourceLineNo">404</span>          Assert.assertTrue(userMap.get(user).getReadRequestCount() > 1);<a name="line.404"></a> | 
 | <span class="sourceLineNo">405</span>          break;<a name="line.405"></a> | 
 | <span class="sourceLineNo">406</span>      }<a name="line.406"></a> | 
 | <span class="sourceLineNo">407</span>    }<a name="line.407"></a> | 
 | <span class="sourceLineNo">408</span>    UTIL.deleteTable(TABLE_NAME);<a name="line.408"></a> | 
 | <span class="sourceLineNo">409</span>  }<a name="line.409"></a> | 
 | <span class="sourceLineNo">410</span><a name="line.410"></a> | 
 | <span class="sourceLineNo">411</span>  @Test<a name="line.411"></a> | 
 | <span class="sourceLineNo">412</span>  public void testServerTasks() throws Exception {<a name="line.412"></a> | 
 | <span class="sourceLineNo">413</span>    // TaskMonitor is a singleton per VM, so will be shared among all minicluster "servers",<a name="line.413"></a> | 
 | <span class="sourceLineNo">414</span>    // so we only need to look at the first live server's results to find it.<a name="line.414"></a> | 
 | <span class="sourceLineNo">415</span>    final String testTaskName = "TEST TASK";<a name="line.415"></a> | 
 | <span class="sourceLineNo">416</span>    TaskMonitor.get().createStatus(testTaskName).setStatus("Testing 1... 2... 3...");<a name="line.416"></a> | 
 | <span class="sourceLineNo">417</span>    // Of course, first we must trigger regionserver reports.<a name="line.417"></a> | 
 | <span class="sourceLineNo">418</span>    final long now = EnvironmentEdgeManager.currentTime();<a name="line.418"></a> | 
 | <span class="sourceLineNo">419</span>    final long last = now - 1000; // fake a period, or someone might div by zero<a name="line.419"></a> | 
 | <span class="sourceLineNo">420</span>    for (RegionServerThread rs : CLUSTER.getRegionServerThreads()) {<a name="line.420"></a> | 
 | <span class="sourceLineNo">421</span>      ((MyRegionServer) rs.getRegionServer()).tryRegionServerReport(last, now);<a name="line.421"></a> | 
 | <span class="sourceLineNo">422</span>    }<a name="line.422"></a> | 
 | <span class="sourceLineNo">423</span>    // Get status now<a name="line.423"></a> | 
 | <span class="sourceLineNo">424</span>    ClusterMetrics clusterMetrics = ADMIN.getClusterMetrics(EnumSet.of(Option.TASKS));<a name="line.424"></a> | 
 | <span class="sourceLineNo">425</span>    // The test task will be in the master metrics list<a name="line.425"></a> | 
 | <span class="sourceLineNo">426</span>    boolean found = false;<a name="line.426"></a> | 
 | <span class="sourceLineNo">427</span>    for (ServerTask task : clusterMetrics.getMasterTasks()) {<a name="line.427"></a> | 
 | <span class="sourceLineNo">428</span>      if (testTaskName.equals(task.getDescription())) {<a name="line.428"></a> | 
 | <span class="sourceLineNo">429</span>        // Found it<a name="line.429"></a> | 
 | <span class="sourceLineNo">430</span>        found = true;<a name="line.430"></a> | 
 | <span class="sourceLineNo">431</span>        break;<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>    Assert.assertTrue("Expected task not found in master task list", found);<a name="line.434"></a> | 
 | <span class="sourceLineNo">435</span>    // Get the tasks information (carried in server metrics)<a name="line.435"></a> | 
 | <span class="sourceLineNo">436</span>    found = false;<a name="line.436"></a> | 
 | <span class="sourceLineNo">437</span>    for (ServerMetrics serverMetrics : clusterMetrics.getLiveServerMetrics().values()) {<a name="line.437"></a> | 
 | <span class="sourceLineNo">438</span>      if (serverMetrics.getTasks() != null) {<a name="line.438"></a> | 
 | <span class="sourceLineNo">439</span>        for (ServerTask task : serverMetrics.getTasks()) {<a name="line.439"></a> | 
 | <span class="sourceLineNo">440</span>          if (testTaskName.equals(task.getDescription())) {<a name="line.440"></a> | 
 | <span class="sourceLineNo">441</span>            // Found it<a name="line.441"></a> | 
 | <span class="sourceLineNo">442</span>            found = true;<a name="line.442"></a> | 
 | <span class="sourceLineNo">443</span>            break;<a name="line.443"></a> | 
 | <span class="sourceLineNo">444</span>          }<a name="line.444"></a> | 
 | <span class="sourceLineNo">445</span>        }<a name="line.445"></a> | 
 | <span class="sourceLineNo">446</span>      }<a name="line.446"></a> | 
 | <span class="sourceLineNo">447</span>    }<a name="line.447"></a> | 
 | <span class="sourceLineNo">448</span>    // We will fall through here if getClusterMetrics(TASKS) did not correctly process the<a name="line.448"></a> | 
 | <span class="sourceLineNo">449</span>    // task list.<a name="line.449"></a> | 
 | <span class="sourceLineNo">450</span>    Assert.assertTrue("Expected task not found in server load", found);<a name="line.450"></a> | 
 | <span class="sourceLineNo">451</span>  }<a name="line.451"></a> | 
 | <span class="sourceLineNo">452</span><a name="line.452"></a> | 
 | <span class="sourceLineNo">453</span>  private RegionMetrics getMetaMetrics() throws IOException {<a name="line.453"></a> | 
 | <span class="sourceLineNo">454</span>    for (ServerMetrics serverMetrics : ADMIN.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a name="line.454"></a> | 
 | <span class="sourceLineNo">455</span>      .getLiveServerMetrics().values()) {<a name="line.455"></a> | 
 | <span class="sourceLineNo">456</span>      RegionMetrics metaMetrics = serverMetrics.getRegionMetrics()<a name="line.456"></a> | 
 | <span class="sourceLineNo">457</span>        .get(RegionInfoBuilder.FIRST_META_REGIONINFO.getRegionName());<a name="line.457"></a> | 
 | <span class="sourceLineNo">458</span>      if (metaMetrics != null) {<a name="line.458"></a> | 
 | <span class="sourceLineNo">459</span>        return metaMetrics;<a name="line.459"></a> | 
 | <span class="sourceLineNo">460</span>      }<a name="line.460"></a> | 
 | <span class="sourceLineNo">461</span>    }<a name="line.461"></a> | 
 | <span class="sourceLineNo">462</span>    Assert.fail("Should have find meta metrics");<a name="line.462"></a> | 
 | <span class="sourceLineNo">463</span>    return null;<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>  private void waitForUsersMetrics(int noOfUsers) throws Exception {<a name="line.466"></a> | 
 | <span class="sourceLineNo">467</span>    // Sleep for metrics to get updated on master<a name="line.467"></a> | 
 | <span class="sourceLineNo">468</span>    Thread.sleep(5000);<a name="line.468"></a> | 
 | <span class="sourceLineNo">469</span>    Waiter.waitFor(CLUSTER.getConfiguration(), 10 * 1000, 100, new Predicate<Exception>() {<a name="line.469"></a> | 
 | <span class="sourceLineNo">470</span>      @Override<a name="line.470"></a> | 
 | <span class="sourceLineNo">471</span>      public boolean evaluate() throws Exception {<a name="line.471"></a> | 
 | <span class="sourceLineNo">472</span>        Map<byte[], UserMetrics> metrics = ADMIN.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a name="line.472"></a> | 
 | <span class="sourceLineNo">473</span>          .getLiveServerMetrics().values().iterator().next().getUserMetrics();<a name="line.473"></a> | 
 | <span class="sourceLineNo">474</span>        Assert.assertNotNull(metrics);<a name="line.474"></a> | 
 | <span class="sourceLineNo">475</span>        // including current user + noOfUsers<a name="line.475"></a> | 
 | <span class="sourceLineNo">476</span>        return metrics.keySet().size() > noOfUsers;<a name="line.476"></a> | 
 | <span class="sourceLineNo">477</span>      }<a name="line.477"></a> | 
 | <span class="sourceLineNo">478</span>    });<a name="line.478"></a> | 
 | <span class="sourceLineNo">479</span>  }<a name="line.479"></a> | 
 | <span class="sourceLineNo">480</span><a name="line.480"></a> | 
 | <span class="sourceLineNo">481</span>  private void doPut() throws IOException {<a name="line.481"></a> | 
 | <span class="sourceLineNo">482</span>    Table table = createConnection(UTIL.getConfiguration()).getTable(TABLE_NAME);<a name="line.482"></a> | 
 | <span class="sourceLineNo">483</span>    table.put(new Put(Bytes.toBytes("a")).addColumn(CF, Bytes.toBytes("col1"), Bytes.toBytes("1")));<a name="line.483"></a> | 
 | <span class="sourceLineNo">484</span><a name="line.484"></a> | 
 | <span class="sourceLineNo">485</span>  }<a name="line.485"></a> | 
 | <span class="sourceLineNo">486</span><a name="line.486"></a> | 
 | <span class="sourceLineNo">487</span>  private void doGet() throws IOException {<a name="line.487"></a> | 
 | <span class="sourceLineNo">488</span>    Table table = createConnection(UTIL.getConfiguration()).getTable(TABLE_NAME);<a name="line.488"></a> | 
 | <span class="sourceLineNo">489</span>    table.get(new Get(Bytes.toBytes("a")).addColumn(CF, Bytes.toBytes("col1")));<a name="line.489"></a> | 
 | <span class="sourceLineNo">490</span><a name="line.490"></a> | 
 | <span class="sourceLineNo">491</span>  }<a name="line.491"></a> | 
 | <span class="sourceLineNo">492</span><a name="line.492"></a> | 
 | <span class="sourceLineNo">493</span>  private Connection createConnection(Configuration conf) throws IOException {<a name="line.493"></a> | 
 | <span class="sourceLineNo">494</span>    User user = UserProvider.instantiate(conf).getCurrent();<a name="line.494"></a> | 
 | <span class="sourceLineNo">495</span>    return ClusterConnectionFactory.createAsyncClusterConnection(conf, null, user).toConnection();<a name="line.495"></a> | 
 | <span class="sourceLineNo">496</span>  }<a name="line.496"></a> | 
 | <span class="sourceLineNo">497</span><a name="line.497"></a> | 
 | <span class="sourceLineNo">498</span>  @Test<a name="line.498"></a> | 
 | <span class="sourceLineNo">499</span>  public void testOtherStatusInfos() throws Exception {<a name="line.499"></a> | 
 | <span class="sourceLineNo">500</span>    EnumSet<Option> options = EnumSet.of(Option.MASTER_COPROCESSORS, Option.HBASE_VERSION,<a name="line.500"></a> | 
 | <span class="sourceLineNo">501</span>      Option.CLUSTER_ID, Option.BALANCER_ON);<a name="line.501"></a> | 
 | <span class="sourceLineNo">502</span>    ClusterMetrics metrics = ADMIN.getClusterMetrics(options);<a name="line.502"></a> | 
 | <span class="sourceLineNo">503</span>    Assert.assertEquals(1, metrics.getMasterCoprocessorNames().size());<a name="line.503"></a> | 
 | <span class="sourceLineNo">504</span>    Assert.assertNotNull(metrics.getHBaseVersion());<a name="line.504"></a> | 
 | <span class="sourceLineNo">505</span>    Assert.assertNotNull(metrics.getClusterId());<a name="line.505"></a> | 
 | <span class="sourceLineNo">506</span>    Assert.assertTrue(metrics.getAverageLoad() == 0.0);<a name="line.506"></a> | 
 | <span class="sourceLineNo">507</span>    Assert.assertNotNull(metrics.getBalancerOn());<a name="line.507"></a> | 
 | <span class="sourceLineNo">508</span>  }<a name="line.508"></a> | 
 | <span class="sourceLineNo">509</span><a name="line.509"></a> | 
 | <span class="sourceLineNo">510</span>  @AfterClass<a name="line.510"></a> | 
 | <span class="sourceLineNo">511</span>  public static void tearDownAfterClass() throws Exception {<a name="line.511"></a> | 
 | <span class="sourceLineNo">512</span>    if (ADMIN != null) {<a name="line.512"></a> | 
 | <span class="sourceLineNo">513</span>      ADMIN.close();<a name="line.513"></a> | 
 | <span class="sourceLineNo">514</span>    }<a name="line.514"></a> | 
 | <span class="sourceLineNo">515</span>    UTIL.shutdownMiniCluster();<a name="line.515"></a> | 
 | <span class="sourceLineNo">516</span>  }<a name="line.516"></a> | 
 | <span class="sourceLineNo">517</span><a name="line.517"></a> | 
 | <span class="sourceLineNo">518</span>  @Test<a name="line.518"></a> | 
 | <span class="sourceLineNo">519</span>  public void testObserver() throws IOException {<a name="line.519"></a> | 
 | <span class="sourceLineNo">520</span>    int preCount = MyObserver.PRE_COUNT.get();<a name="line.520"></a> | 
 | <span class="sourceLineNo">521</span>    int postCount = MyObserver.POST_COUNT.get();<a name="line.521"></a> | 
 | <span class="sourceLineNo">522</span>    Assert.assertTrue(ADMIN.getClusterMetrics().getMasterCoprocessorNames().stream()<a name="line.522"></a> | 
 | <span class="sourceLineNo">523</span>      .anyMatch(s -> s.equals(MyObserver.class.getSimpleName())));<a name="line.523"></a> | 
 | <span class="sourceLineNo">524</span>    Assert.assertEquals(preCount + 1, MyObserver.PRE_COUNT.get());<a name="line.524"></a> | 
 | <span class="sourceLineNo">525</span>    Assert.assertEquals(postCount + 1, MyObserver.POST_COUNT.get());<a name="line.525"></a> | 
 | <span class="sourceLineNo">526</span>  }<a name="line.526"></a> | 
 | <span class="sourceLineNo">527</span><a name="line.527"></a> | 
 | <span class="sourceLineNo">528</span>  private static void insertData(final TableName tableName, int startRow, int rowCount)<a name="line.528"></a> | 
 | <span class="sourceLineNo">529</span>    throws IOException {<a name="line.529"></a> | 
 | <span class="sourceLineNo">530</span>    Table t = UTIL.getConnection().getTable(tableName);<a name="line.530"></a> | 
 | <span class="sourceLineNo">531</span>    Put p;<a name="line.531"></a> | 
 | <span class="sourceLineNo">532</span>    for (int i = 0; i < rowCount; i++) {<a name="line.532"></a> | 
 | <span class="sourceLineNo">533</span>      p = new Put(Bytes.toBytes("" + (startRow + i)));<a name="line.533"></a> | 
 | <span class="sourceLineNo">534</span>      p.addColumn(CF, Bytes.toBytes("val1"), Bytes.toBytes(i));<a name="line.534"></a> | 
 | <span class="sourceLineNo">535</span>      t.put(p);<a name="line.535"></a> | 
 | <span class="sourceLineNo">536</span>    }<a name="line.536"></a> | 
 | <span class="sourceLineNo">537</span>  }<a name="line.537"></a> | 
 | <span class="sourceLineNo">538</span><a name="line.538"></a> | 
 | <span class="sourceLineNo">539</span>  public static class MyObserver implements MasterCoprocessor, MasterObserver {<a name="line.539"></a> | 
 | <span class="sourceLineNo">540</span>    private static final AtomicInteger PRE_COUNT = new AtomicInteger(0);<a name="line.540"></a> | 
 | <span class="sourceLineNo">541</span>    private static final AtomicInteger POST_COUNT = new AtomicInteger(0);<a name="line.541"></a> | 
 | <span class="sourceLineNo">542</span><a name="line.542"></a> | 
 | <span class="sourceLineNo">543</span>    @Override<a name="line.543"></a> | 
 | <span class="sourceLineNo">544</span>    public Optional<MasterObserver> getMasterObserver() {<a name="line.544"></a> | 
 | <span class="sourceLineNo">545</span>      return Optional.of(this);<a name="line.545"></a> | 
 | <span class="sourceLineNo">546</span>    }<a name="line.546"></a> | 
 | <span class="sourceLineNo">547</span><a name="line.547"></a> | 
 | <span class="sourceLineNo">548</span>    @Override<a name="line.548"></a> | 
 | <span class="sourceLineNo">549</span>    public void preGetClusterMetrics(ObserverContext<MasterCoprocessorEnvironment> ctx)<a name="line.549"></a> | 
 | <span class="sourceLineNo">550</span>      throws IOException {<a name="line.550"></a> | 
 | <span class="sourceLineNo">551</span>      PRE_COUNT.incrementAndGet();<a name="line.551"></a> | 
 | <span class="sourceLineNo">552</span>    }<a name="line.552"></a> | 
 | <span class="sourceLineNo">553</span><a name="line.553"></a> | 
 | <span class="sourceLineNo">554</span>    @Override<a name="line.554"></a> | 
 | <span class="sourceLineNo">555</span>    public void postGetClusterMetrics(ObserverContext<MasterCoprocessorEnvironment> ctx,<a name="line.555"></a> | 
 | <span class="sourceLineNo">556</span>      ClusterMetrics metrics) throws IOException {<a name="line.556"></a> | 
 | <span class="sourceLineNo">557</span>      POST_COUNT.incrementAndGet();<a name="line.557"></a> | 
 | <span class="sourceLineNo">558</span>    }<a name="line.558"></a> | 
 | <span class="sourceLineNo">559</span>  }<a name="line.559"></a> | 
 | <span class="sourceLineNo">560</span>}<a name="line.560"></a> | 
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 | </pre> | 
 | </div> | 
 | </body> | 
 | </html> |