hbase-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From mi...@apache.org
Subject svn commit: r1711891 [37/50] - in /hbase/hbase.apache.org/trunk: ./ apidocs/ apidocs/org/apache/hadoop/hbase/ apidocs/org/apache/hadoop/hbase/class-use/ apidocs/org/apache/hadoop/hbase/client/ apidocs/org/apache/hadoop/hbase/client/class-use/ apidocs/o...
Date Mon, 02 Nov 2015 03:51:05 GMT
Modified: hbase/hbase.apache.org/trunk/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestMasterTransitions.html
URL: http://svn.apache.org/viewvc/hbase/hbase.apache.org/trunk/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestMasterTransitions.html?rev=1711891&r1=1711890&r2=1711891&view=diff
==============================================================================
--- hbase/hbase.apache.org/trunk/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestMasterTransitions.html (original)
+++ hbase/hbase.apache.org/trunk/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestMasterTransitions.html Mon Nov  2 03:51:02 2015
@@ -33,512 +33,513 @@
 <span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.25"></a>
 <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.HConstants;<a name="line.26"></a>
 <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.TableName;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.Put;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.RegionLocator;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.Result;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Table;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.junit.AfterClass;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.junit.Assert;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.junit.Before;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.junit.BeforeClass;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.junit.Ignore;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.junit.Test;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.junit.experimental.categories.Category;<a name="line.45"></a>
-<span class="sourceLineNo">046</span><a name="line.46"></a>
-<span class="sourceLineNo">047</span>/**<a name="line.47"></a>
-<span class="sourceLineNo">048</span> * Test transitions of state across the master.  Sets up the cluster once and<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * then runs a couple of tests.<a name="line.49"></a>
-<span class="sourceLineNo">050</span> */<a name="line.50"></a>
-<span class="sourceLineNo">051</span>@Category({MasterTests.class, LargeTests.class})<a name="line.51"></a>
-<span class="sourceLineNo">052</span>public class TestMasterTransitions {<a name="line.52"></a>
-<span class="sourceLineNo">053</span>  private static final Log LOG = LogFactory.getLog(TestMasterTransitions.class);<a name="line.53"></a>
-<span class="sourceLineNo">054</span>  private static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();<a name="line.54"></a>
-<span class="sourceLineNo">055</span>  private static final TableName TABLENAME = TableName.valueOf("master_transitions");<a name="line.55"></a>
-<span class="sourceLineNo">056</span>  private static final byte [][] FAMILIES = new byte [][] {Bytes.toBytes("a"),<a name="line.56"></a>
-<span class="sourceLineNo">057</span>    Bytes.toBytes("b"), Bytes.toBytes("c")};<a name="line.57"></a>
-<span class="sourceLineNo">058</span><a name="line.58"></a>
-<span class="sourceLineNo">059</span>  /**<a name="line.59"></a>
-<span class="sourceLineNo">060</span>   * Start up a mini cluster and put a small table of many empty regions into it.<a name="line.60"></a>
-<span class="sourceLineNo">061</span>   * @throws Exception<a name="line.61"></a>
-<span class="sourceLineNo">062</span>   */<a name="line.62"></a>
-<span class="sourceLineNo">063</span>  @BeforeClass public static void beforeAllTests() throws Exception {<a name="line.63"></a>
-<span class="sourceLineNo">064</span>    TEST_UTIL.getConfiguration().setBoolean("dfs.support.append", true);<a name="line.64"></a>
-<span class="sourceLineNo">065</span>    TEST_UTIL.startMiniCluster(2);<a name="line.65"></a>
-<span class="sourceLineNo">066</span>    // Create a table of three families.  This will assign a region.<a name="line.66"></a>
-<span class="sourceLineNo">067</span>    TEST_UTIL.createMultiRegionTable(TABLENAME, FAMILIES);<a name="line.67"></a>
-<span class="sourceLineNo">068</span>    Table t = TEST_UTIL.getConnection().getTable(TABLENAME);<a name="line.68"></a>
-<span class="sourceLineNo">069</span>    int countOfRegions = -1;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>    try (RegionLocator r = TEST_UTIL.getConnection().getRegionLocator(TABLENAME)) {<a name="line.70"></a>
-<span class="sourceLineNo">071</span>      countOfRegions = r.getStartKeys().length;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>    }<a name="line.72"></a>
-<span class="sourceLineNo">073</span>    TEST_UTIL.waitUntilAllRegionsAssigned(TABLENAME);<a name="line.73"></a>
-<span class="sourceLineNo">074</span>    addToEachStartKey(countOfRegions);<a name="line.74"></a>
-<span class="sourceLineNo">075</span>    t.close();<a name="line.75"></a>
-<span class="sourceLineNo">076</span>  }<a name="line.76"></a>
-<span class="sourceLineNo">077</span><a name="line.77"></a>
-<span class="sourceLineNo">078</span>  @AfterClass public static void afterAllTests() throws Exception {<a name="line.78"></a>
-<span class="sourceLineNo">079</span>    TEST_UTIL.shutdownMiniCluster();<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  }<a name="line.80"></a>
-<span class="sourceLineNo">081</span><a name="line.81"></a>
-<span class="sourceLineNo">082</span>  @Before public void setup() throws IOException {<a name="line.82"></a>
-<span class="sourceLineNo">083</span>    TEST_UTIL.ensureSomeRegionServersAvailable(2);<a name="line.83"></a>
-<span class="sourceLineNo">084</span>  }<a name="line.84"></a>
-<span class="sourceLineNo">085</span><a name="line.85"></a>
-<span class="sourceLineNo">086</span>  /**<a name="line.86"></a>
-<span class="sourceLineNo">087</span>   * Listener for regionserver events testing hbase-2428 (Infinite loop of<a name="line.87"></a>
-<span class="sourceLineNo">088</span>   * region closes if hbase:meta region is offline).  In particular, listen<a name="line.88"></a>
-<span class="sourceLineNo">089</span>   * for the close of the 'metaServer' and when it comes in, requeue it with a<a name="line.89"></a>
-<span class="sourceLineNo">090</span>   * delay as though there were an issue processing the shutdown.  As part of<a name="line.90"></a>
-<span class="sourceLineNo">091</span>   * the requeuing,  send over a close of a region on 'otherServer' so it comes<a name="line.91"></a>
-<span class="sourceLineNo">092</span>   * into a master that has its meta region marked as offline.<a name="line.92"></a>
-<span class="sourceLineNo">093</span>   */<a name="line.93"></a>
-<span class="sourceLineNo">094</span>  /*<a name="line.94"></a>
-<span class="sourceLineNo">095</span>  static class HBase2428Listener implements RegionServerOperationListener {<a name="line.95"></a>
-<span class="sourceLineNo">096</span>    // Map of what we've delayed so we don't do do repeated delays.<a name="line.96"></a>
-<span class="sourceLineNo">097</span>    private final Set&lt;RegionServerOperation&gt; postponed =<a name="line.97"></a>
-<span class="sourceLineNo">098</span>      new CopyOnWriteArraySet&lt;RegionServerOperation&gt;();<a name="line.98"></a>
-<span class="sourceLineNo">099</span>    private boolean done = false;;<a name="line.99"></a>
-<span class="sourceLineNo">100</span>    private boolean metaShutdownReceived = false;<a name="line.100"></a>
-<span class="sourceLineNo">101</span>    private final HServerAddress metaAddress;<a name="line.101"></a>
-<span class="sourceLineNo">102</span>    private final MiniHBaseCluster cluster;<a name="line.102"></a>
-<span class="sourceLineNo">103</span>    private final int otherServerIndex;<a name="line.103"></a>
-<span class="sourceLineNo">104</span>    private final HRegionInfo hri;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>    private int closeCount = 0;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>    static final int SERVER_DURATION = 3 * 1000;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>    static final int CLOSE_DURATION = 1 * 1000;<a name="line.107"></a>
-<span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span>    HBase2428Listener(final MiniHBaseCluster c, final HServerAddress metaAddress,<a name="line.109"></a>
-<span class="sourceLineNo">110</span>        final HRegionInfo closingHRI, final int otherServerIndex) {<a name="line.110"></a>
-<span class="sourceLineNo">111</span>      this.cluster = c;<a name="line.111"></a>
-<span class="sourceLineNo">112</span>      this.metaAddress = metaAddress;<a name="line.112"></a>
-<span class="sourceLineNo">113</span>      this.hri = closingHRI;<a name="line.113"></a>
-<span class="sourceLineNo">114</span>      this.otherServerIndex = otherServerIndex;<a name="line.114"></a>
-<span class="sourceLineNo">115</span>    }<a name="line.115"></a>
-<span class="sourceLineNo">116</span><a name="line.116"></a>
-<span class="sourceLineNo">117</span>    @Override<a name="line.117"></a>
-<span class="sourceLineNo">118</span>    public boolean process(final RegionServerOperation op) throws IOException {<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      // If a regionserver shutdown and its of the meta server, then we want to<a name="line.119"></a>
-<span class="sourceLineNo">120</span>      // delay the processing of the shutdown and send off a close of a region on<a name="line.120"></a>
-<span class="sourceLineNo">121</span>      // the 'otherServer.<a name="line.121"></a>
-<span class="sourceLineNo">122</span>      boolean result = true;<a name="line.122"></a>
-<span class="sourceLineNo">123</span>      if (op instanceof ProcessServerShutdown) {<a name="line.123"></a>
-<span class="sourceLineNo">124</span>        ProcessServerShutdown pss = (ProcessServerShutdown)op;<a name="line.124"></a>
-<span class="sourceLineNo">125</span>        if (pss.getDeadServerAddress().equals(this.metaAddress)) {<a name="line.125"></a>
-<span class="sourceLineNo">126</span>          // Don't postpone more than once.<a name="line.126"></a>
-<span class="sourceLineNo">127</span>          if (!this.postponed.contains(pss)) {<a name="line.127"></a>
-<span class="sourceLineNo">128</span>            // Close some region.<a name="line.128"></a>
-<span class="sourceLineNo">129</span>            this.cluster.addMessageToSendRegionServer(this.otherServerIndex,<a name="line.129"></a>
-<span class="sourceLineNo">130</span>              new HMsg(HMsg.Type.MSG_REGION_CLOSE, hri,<a name="line.130"></a>
-<span class="sourceLineNo">131</span>              Bytes.toBytes("Forcing close in test")));<a name="line.131"></a>
-<span class="sourceLineNo">132</span>            this.postponed.add(pss);<a name="line.132"></a>
-<span class="sourceLineNo">133</span>            // Put off the processing of the regionserver shutdown processing.<a name="line.133"></a>
-<span class="sourceLineNo">134</span>            pss.setDelay(SERVER_DURATION);<a name="line.134"></a>
-<span class="sourceLineNo">135</span>            this.metaShutdownReceived = true;<a name="line.135"></a>
-<span class="sourceLineNo">136</span>            // Return false.  This will add this op to the delayed queue.<a name="line.136"></a>
-<span class="sourceLineNo">137</span>            result = false;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>          }<a name="line.138"></a>
-<span class="sourceLineNo">139</span>        }<a name="line.139"></a>
-<span class="sourceLineNo">140</span>      } else {<a name="line.140"></a>
-<span class="sourceLineNo">141</span>        // Have the close run frequently.<a name="line.141"></a>
-<span class="sourceLineNo">142</span>        if (isWantedCloseOperation(op) != null) {<a name="line.142"></a>
-<span class="sourceLineNo">143</span>          op.setDelay(CLOSE_DURATION);<a name="line.143"></a>
-<span class="sourceLineNo">144</span>          // Count how many times it comes through here.<a name="line.144"></a>
-<span class="sourceLineNo">145</span>          this.closeCount++;<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>      return result;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>    }<a name="line.149"></a>
-<span class="sourceLineNo">150</span><a name="line.150"></a>
-<span class="sourceLineNo">151</span>    public void processed(final RegionServerOperation op) {<a name="line.151"></a>
-<span class="sourceLineNo">152</span>      if (isWantedCloseOperation(op) != null) return;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>      this.done = true;<a name="line.153"></a>
-<span class="sourceLineNo">154</span>    }<a name="line.154"></a>
-<span class="sourceLineNo">155</span>*/<a name="line.155"></a>
-<span class="sourceLineNo">156</span>    /*<a name="line.156"></a>
-<span class="sourceLineNo">157</span>     * @param op<a name="line.157"></a>
-<span class="sourceLineNo">158</span>     * @return Null if not the wanted ProcessRegionClose, else &lt;code&gt;op&lt;/code&gt;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>     * cast as a ProcessRegionClose.<a name="line.159"></a>
-<span class="sourceLineNo">160</span>     */<a name="line.160"></a>
-<span class="sourceLineNo">161</span>  /*<a name="line.161"></a>
-<span class="sourceLineNo">162</span>    private ProcessRegionClose isWantedCloseOperation(final RegionServerOperation op) {<a name="line.162"></a>
-<span class="sourceLineNo">163</span>      // Count every time we get a close operation.<a name="line.163"></a>
-<span class="sourceLineNo">164</span>      if (op instanceof ProcessRegionClose) {<a name="line.164"></a>
-<span class="sourceLineNo">165</span>        ProcessRegionClose c = (ProcessRegionClose)op;<a name="line.165"></a>
-<span class="sourceLineNo">166</span>        if (c.regionInfo.equals(hri)) {<a name="line.166"></a>
-<span class="sourceLineNo">167</span>          return c;<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>      return null;<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>    boolean isDone() {<a name="line.173"></a>
-<span class="sourceLineNo">174</span>      return this.done;<a name="line.174"></a>
-<span class="sourceLineNo">175</span>    }<a name="line.175"></a>
-<span class="sourceLineNo">176</span><a name="line.176"></a>
-<span class="sourceLineNo">177</span>    boolean isMetaShutdownReceived() {<a name="line.177"></a>
-<span class="sourceLineNo">178</span>      return metaShutdownReceived;<a name="line.178"></a>
-<span class="sourceLineNo">179</span>    }<a name="line.179"></a>
-<span class="sourceLineNo">180</span><a name="line.180"></a>
-<span class="sourceLineNo">181</span>    int getCloseCount() {<a name="line.181"></a>
-<span class="sourceLineNo">182</span>      return this.closeCount;<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 boolean process(HServerInfo serverInfo, HMsg incomingMsg) {<a name="line.186"></a>
-<span class="sourceLineNo">187</span>      return true;<a name="line.187"></a>
-<span class="sourceLineNo">188</span>    }<a name="line.188"></a>
-<span class="sourceLineNo">189</span>  }<a name="line.189"></a>
-<span class="sourceLineNo">190</span>*/<a name="line.190"></a>
-<span class="sourceLineNo">191</span>  /**<a name="line.191"></a>
-<span class="sourceLineNo">192</span>   * In 2428, the meta region has just been set offline and then a close comes<a name="line.192"></a>
-<span class="sourceLineNo">193</span>   * in.<a name="line.193"></a>
-<span class="sourceLineNo">194</span>   * @see &lt;a href="https://issues.apache.org/jira/browse/HBASE-2428"&gt;HBASE-2428&lt;/a&gt;<a name="line.194"></a>
-<span class="sourceLineNo">195</span>   */<a name="line.195"></a>
-<span class="sourceLineNo">196</span>  @Ignore @Test  (timeout=300000) public void testRegionCloseWhenNoMetaHBase2428()<a name="line.196"></a>
-<span class="sourceLineNo">197</span>  throws Exception {<a name="line.197"></a>
-<span class="sourceLineNo">198</span>    /*<a name="line.198"></a>
-<span class="sourceLineNo">199</span>    LOG.info("Running testRegionCloseWhenNoMetaHBase2428");<a name="line.199"></a>
-<span class="sourceLineNo">200</span>    MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.200"></a>
-<span class="sourceLineNo">201</span>    final HMaster master = cluster.getMaster();<a name="line.201"></a>
-<span class="sourceLineNo">202</span>    int metaIndex = cluster.getServerWithMeta();<a name="line.202"></a>
-<span class="sourceLineNo">203</span>    // Figure the index of the server that is not server the hbase:meta<a name="line.203"></a>
-<span class="sourceLineNo">204</span>    int otherServerIndex = -1;<a name="line.204"></a>
-<span class="sourceLineNo">205</span>    for (int i = 0; i &lt; cluster.getRegionServerThreads().size(); i++) {<a name="line.205"></a>
-<span class="sourceLineNo">206</span>      if (i == metaIndex) continue;<a name="line.206"></a>
-<span class="sourceLineNo">207</span>      otherServerIndex = i;<a name="line.207"></a>
-<span class="sourceLineNo">208</span>      break;<a name="line.208"></a>
-<span class="sourceLineNo">209</span>    }<a name="line.209"></a>
-<span class="sourceLineNo">210</span>    final HRegionServer otherServer = cluster.getRegionServer(otherServerIndex);<a name="line.210"></a>
-<span class="sourceLineNo">211</span>    final HRegionServer metaHRS = cluster.getRegionServer(metaIndex);<a name="line.211"></a>
-<span class="sourceLineNo">212</span><a name="line.212"></a>
-<span class="sourceLineNo">213</span>    // Get a region out on the otherServer.<a name="line.213"></a>
-<span class="sourceLineNo">214</span>    final HRegionInfo hri =<a name="line.214"></a>
-<span class="sourceLineNo">215</span>      otherServer.getOnlineRegions().iterator().next().getRegionInfo();<a name="line.215"></a>
-<span class="sourceLineNo">216</span><a name="line.216"></a>
-<span class="sourceLineNo">217</span>    // Add our RegionServerOperationsListener<a name="line.217"></a>
-<span class="sourceLineNo">218</span>    HBase2428Listener listener = new HBase2428Listener(cluster,<a name="line.218"></a>
-<span class="sourceLineNo">219</span>      metaHRS.getHServerInfo().getServerAddress(), hri, otherServerIndex);<a name="line.219"></a>
-<span class="sourceLineNo">220</span>    master.getRegionServerOperationQueue().<a name="line.220"></a>
-<span class="sourceLineNo">221</span>      registerRegionServerOperationListener(listener);<a name="line.221"></a>
-<span class="sourceLineNo">222</span>    try {<a name="line.222"></a>
-<span class="sourceLineNo">223</span>      // Now close the server carrying meta.<a name="line.223"></a>
-<span class="sourceLineNo">224</span>      cluster.abortRegionServer(metaIndex);<a name="line.224"></a>
-<span class="sourceLineNo">225</span><a name="line.225"></a>
-<span class="sourceLineNo">226</span>      // First wait on receipt of meta server shutdown message.<a name="line.226"></a>
-<span class="sourceLineNo">227</span>      while(!listener.metaShutdownReceived) Threads.sleep(100);<a name="line.227"></a>
-<span class="sourceLineNo">228</span>      while(!listener.isDone()) Threads.sleep(10);<a name="line.228"></a>
-<span class="sourceLineNo">229</span>      // We should not have retried the close more times than it took for the<a name="line.229"></a>
-<span class="sourceLineNo">230</span>      // server shutdown message to exit the delay queue and get processed<a name="line.230"></a>
-<span class="sourceLineNo">231</span>      // (Multiple by two to add in some slop in case of GC or something).<a name="line.231"></a>
-<span class="sourceLineNo">232</span>      assertTrue(listener.getCloseCount() &gt; 1);<a name="line.232"></a>
-<span class="sourceLineNo">233</span>      assertTrue(listener.getCloseCount() &lt;<a name="line.233"></a>
-<span class="sourceLineNo">234</span>        ((HBase2428Listener.SERVER_DURATION/HBase2428Listener.CLOSE_DURATION) * 2));<a name="line.234"></a>
-<span class="sourceLineNo">235</span><a name="line.235"></a>
-<span class="sourceLineNo">236</span>      // Assert the closed region came back online<a name="line.236"></a>
-<span class="sourceLineNo">237</span>      assertRegionIsBackOnline(hri);<a name="line.237"></a>
-<span class="sourceLineNo">238</span>    } finally {<a name="line.238"></a>
-<span class="sourceLineNo">239</span>      master.getRegionServerOperationQueue().<a name="line.239"></a>
-<span class="sourceLineNo">240</span>        unregisterRegionServerOperationListener(listener);<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>  }<a name="line.243"></a>
-<span class="sourceLineNo">244</span><a name="line.244"></a>
-<span class="sourceLineNo">245</span>  /**<a name="line.245"></a>
-<span class="sourceLineNo">246</span>   * Test adding in a new server before old one on same host+port is dead.<a name="line.246"></a>
-<span class="sourceLineNo">247</span>   * Make the test more onerous by having the server under test carry the meta.<a name="line.247"></a>
-<span class="sourceLineNo">248</span>   * If confusion between old and new, purportedly meta never comes back.  Test<a name="line.248"></a>
-<span class="sourceLineNo">249</span>   * that meta gets redeployed.<a name="line.249"></a>
-<span class="sourceLineNo">250</span>   */<a name="line.250"></a>
-<span class="sourceLineNo">251</span>  @Ignore @Test (timeout=300000) public void testAddingServerBeforeOldIsDead2413()<a name="line.251"></a>
-<span class="sourceLineNo">252</span>  throws IOException {<a name="line.252"></a>
-<span class="sourceLineNo">253</span>    /*<a name="line.253"></a>
-<span class="sourceLineNo">254</span>    LOG.info("Running testAddingServerBeforeOldIsDead2413");<a name="line.254"></a>
-<span class="sourceLineNo">255</span>    MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.255"></a>
-<span class="sourceLineNo">256</span>    int count = count();<a name="line.256"></a>
-<span class="sourceLineNo">257</span>    int metaIndex = cluster.getServerWithMeta();<a name="line.257"></a>
-<span class="sourceLineNo">258</span>    MiniHBaseClusterRegionServer metaHRS =<a name="line.258"></a>
-<span class="sourceLineNo">259</span>      (MiniHBaseClusterRegionServer)cluster.getRegionServer(metaIndex);<a name="line.259"></a>
-<span class="sourceLineNo">260</span>    int port = metaHRS.getServerInfo().getServerAddress().getPort();<a name="line.260"></a>
-<span class="sourceLineNo">261</span>    Configuration c = TEST_UTIL.getConfiguration();<a name="line.261"></a>
-<span class="sourceLineNo">262</span>    String oldPort = c.get(HConstants.REGIONSERVER_PORT, "0");<a name="line.262"></a>
-<span class="sourceLineNo">263</span>    try {<a name="line.263"></a>
-<span class="sourceLineNo">264</span>      LOG.info("KILLED=" + metaHRS);<a name="line.264"></a>
-<span class="sourceLineNo">265</span>      metaHRS.kill();<a name="line.265"></a>
-<span class="sourceLineNo">266</span>      c.set(HConstants.REGIONSERVER_PORT, Integer.toString(port));<a name="line.266"></a>
-<span class="sourceLineNo">267</span>      // Try and start new regionserver.  It might clash with the old<a name="line.267"></a>
-<span class="sourceLineNo">268</span>      // regionserver port so keep trying to get past the BindException.<a name="line.268"></a>
-<span class="sourceLineNo">269</span>      HRegionServer hrs = null;<a name="line.269"></a>
-<span class="sourceLineNo">270</span>      while (true) {<a name="line.270"></a>
-<span class="sourceLineNo">271</span>        try {<a name="line.271"></a>
-<span class="sourceLineNo">272</span>          hrs = cluster.startRegionServer().getRegionServer();<a name="line.272"></a>
-<span class="sourceLineNo">273</span>          break;<a name="line.273"></a>
-<span class="sourceLineNo">274</span>        } catch (IOException e) {<a name="line.274"></a>
-<span class="sourceLineNo">275</span>          if (e.getCause() != null &amp;&amp; e.getCause() instanceof InvocationTargetException) {<a name="line.275"></a>
-<span class="sourceLineNo">276</span>            InvocationTargetException ee = (InvocationTargetException)e.getCause();<a name="line.276"></a>
-<span class="sourceLineNo">277</span>            if (ee.getCause() != null &amp;&amp; ee.getCause() instanceof BindException) {<a name="line.277"></a>
-<span class="sourceLineNo">278</span>              LOG.info("BindException; retrying: " + e.toString());<a name="line.278"></a>
-<span class="sourceLineNo">279</span>            }<a name="line.279"></a>
-<span class="sourceLineNo">280</span>          }<a name="line.280"></a>
-<span class="sourceLineNo">281</span>        }<a name="line.281"></a>
-<span class="sourceLineNo">282</span>      }<a name="line.282"></a>
-<span class="sourceLineNo">283</span>      LOG.info("STARTED=" + hrs);<a name="line.283"></a>
-<span class="sourceLineNo">284</span>      // Wait until he's been given at least 3 regions before we go on to try<a name="line.284"></a>
-<span class="sourceLineNo">285</span>      // and count rows in table.<a name="line.285"></a>
-<span class="sourceLineNo">286</span>      while (hrs.getOnlineRegions().size() &lt; 3) Threads.sleep(100);<a name="line.286"></a>
-<span class="sourceLineNo">287</span>      LOG.info(hrs.toString() + " has " + hrs.getOnlineRegions().size() +<a name="line.287"></a>
-<span class="sourceLineNo">288</span>        " regions");<a name="line.288"></a>
-<span class="sourceLineNo">289</span>      assertEquals(count, count());<a name="line.289"></a>
-<span class="sourceLineNo">290</span>    } finally {<a name="line.290"></a>
-<span class="sourceLineNo">291</span>      c.set(HConstants.REGIONSERVER_PORT, oldPort);<a name="line.291"></a>
-<span class="sourceLineNo">292</span>    }<a name="line.292"></a>
-<span class="sourceLineNo">293</span>    */<a name="line.293"></a>
-<span class="sourceLineNo">294</span>  }<a name="line.294"></a>
-<span class="sourceLineNo">295</span><a name="line.295"></a>
-<span class="sourceLineNo">296</span>  /**<a name="line.296"></a>
-<span class="sourceLineNo">297</span>   * HBase2482 is about outstanding region openings.  If any are outstanding<a name="line.297"></a>
-<span class="sourceLineNo">298</span>   * when a regionserver goes down, then they'll never deploy.  They'll be<a name="line.298"></a>
-<span class="sourceLineNo">299</span>   * stuck in the regions-in-transition list for ever.  This listener looks<a name="line.299"></a>
-<span class="sourceLineNo">300</span>   * for a region opening HMsg and if its from the server passed on construction,<a name="line.300"></a>
-<span class="sourceLineNo">301</span>   * then we kill it.  It also looks out for a close message on the victim<a name="line.301"></a>
-<span class="sourceLineNo">302</span>   * server because that signifies start of the fireworks.<a name="line.302"></a>
-<span class="sourceLineNo">303</span>   */<a name="line.303"></a>
-<span class="sourceLineNo">304</span>  /*<a name="line.304"></a>
-<span class="sourceLineNo">305</span>  static class HBase2482Listener implements RegionServerOperationListener {<a name="line.305"></a>
-<span class="sourceLineNo">306</span>    private final HRegionServer victim;<a name="line.306"></a>
-<span class="sourceLineNo">307</span>    private boolean abortSent = false;<a name="line.307"></a>
-<span class="sourceLineNo">308</span>    // We closed regions on new server.<a name="line.308"></a>
-<span class="sourceLineNo">309</span>    private volatile boolean closed = false;<a name="line.309"></a>
-<span class="sourceLineNo">310</span>    // Copy of regions on new server<a name="line.310"></a>
-<span class="sourceLineNo">311</span>    private final Collection&lt;HRegion&gt; copyOfOnlineRegions;<a name="line.311"></a>
-<span class="sourceLineNo">312</span>    // This is the region that was in transition on the server we aborted. Test<a name="line.312"></a>
-<span class="sourceLineNo">313</span>    // passes if this region comes back online successfully.<a name="line.313"></a>
-<span class="sourceLineNo">314</span>    private HRegionInfo regionToFind;<a name="line.314"></a>
-<span class="sourceLineNo">315</span><a name="line.315"></a>
-<span class="sourceLineNo">316</span>    HBase2482Listener(final HRegionServer victim) {<a name="line.316"></a>
-<span class="sourceLineNo">317</span>      this.victim = victim;<a name="line.317"></a>
-<span class="sourceLineNo">318</span>      // Copy regions currently open on this server so I can notice when<a name="line.318"></a>
-<span class="sourceLineNo">319</span>      // there is a close.<a name="line.319"></a>
-<span class="sourceLineNo">320</span>      this.copyOfOnlineRegions =<a name="line.320"></a>
-<span class="sourceLineNo">321</span>        this.victim.getCopyOfOnlineRegionsSortedBySize().values();<a name="line.321"></a>
-<span class="sourceLineNo">322</span>    }<a name="line.322"></a>
-<span class="sourceLineNo">323</span><a name="line.323"></a>
-<span class="sourceLineNo">324</span>    @Override<a name="line.324"></a>
-<span class="sourceLineNo">325</span>    public boolean process(HServerInfo serverInfo, HMsg incomingMsg) {<a name="line.325"></a>
-<span class="sourceLineNo">326</span>      if (!victim.getServerInfo().equals(serverInfo) ||<a name="line.326"></a>
-<span class="sourceLineNo">327</span>          this.abortSent || !this.closed) {<a name="line.327"></a>
-<span class="sourceLineNo">328</span>        return true;<a name="line.328"></a>
-<span class="sourceLineNo">329</span>      }<a name="line.329"></a>
-<span class="sourceLineNo">330</span>      if (!incomingMsg.isType(HMsg.Type.MSG_REPORT_PROCESS_OPEN)) return true;<a name="line.330"></a>
-<span class="sourceLineNo">331</span>      // Save the region that is in transition so can test later it came back.<a name="line.331"></a>
-<span class="sourceLineNo">332</span>      this.regionToFind = incomingMsg.getRegionInfo();<a name="line.332"></a>
-<span class="sourceLineNo">333</span>      String msg = "ABORTING " + this.victim + " because got a " +<a name="line.333"></a>
-<span class="sourceLineNo">334</span>        HMsg.Type.MSG_REPORT_PROCESS_OPEN + " on this server for " +<a name="line.334"></a>
-<span class="sourceLineNo">335</span>        incomingMsg.getRegionInfo().getRegionNameAsString();<a name="line.335"></a>
-<span class="sourceLineNo">336</span>      this.victim.abort(msg);<a name="line.336"></a>
-<span class="sourceLineNo">337</span>      this.abortSent = true;<a name="line.337"></a>
-<span class="sourceLineNo">338</span>      return true;<a name="line.338"></a>
-<span class="sourceLineNo">339</span>    }<a name="line.339"></a>
-<span class="sourceLineNo">340</span><a name="line.340"></a>
-<span class="sourceLineNo">341</span>    @Override<a name="line.341"></a>
-<span class="sourceLineNo">342</span>    public boolean process(RegionServerOperation op) throws IOException {<a name="line.342"></a>
-<span class="sourceLineNo">343</span>      return true;<a name="line.343"></a>
-<span class="sourceLineNo">344</span>    }<a name="line.344"></a>
-<span class="sourceLineNo">345</span><a name="line.345"></a>
-<span class="sourceLineNo">346</span>    @Override<a name="line.346"></a>
-<span class="sourceLineNo">347</span>    public void processed(RegionServerOperation op) {<a name="line.347"></a>
-<span class="sourceLineNo">348</span>      if (this.closed || !(op instanceof ProcessRegionClose)) return;<a name="line.348"></a>
-<span class="sourceLineNo">349</span>      ProcessRegionClose close = (ProcessRegionClose)op;<a name="line.349"></a>
-<span class="sourceLineNo">350</span>      for (HRegion r: this.copyOfOnlineRegions) {<a name="line.350"></a>
-<span class="sourceLineNo">351</span>        if (r.getRegionInfo().equals(close.regionInfo)) {<a name="line.351"></a>
-<span class="sourceLineNo">352</span>          // We've closed one of the regions that was on the victim server.<a name="line.352"></a>
-<span class="sourceLineNo">353</span>          // Now can start testing for when all regions are back online again<a name="line.353"></a>
-<span class="sourceLineNo">354</span>          LOG.info("Found close of " +<a name="line.354"></a>
-<span class="sourceLineNo">355</span>            r.getRegionInfo().getRegionNameAsString() +<a name="line.355"></a>
-<span class="sourceLineNo">356</span>            "; setting close happened flag");<a name="line.356"></a>
-<span class="sourceLineNo">357</span>          this.closed = true;<a name="line.357"></a>
-<span class="sourceLineNo">358</span>          break;<a name="line.358"></a>
-<span class="sourceLineNo">359</span>        }<a name="line.359"></a>
-<span class="sourceLineNo">360</span>      }<a name="line.360"></a>
-<span class="sourceLineNo">361</span>    }<a name="line.361"></a>
-<span class="sourceLineNo">362</span>  }<a name="line.362"></a>
-<span class="sourceLineNo">363</span>*/<a name="line.363"></a>
-<span class="sourceLineNo">364</span>  /**<a name="line.364"></a>
-<span class="sourceLineNo">365</span>   * In 2482, a RS with an opening region on it dies.  The said region is then<a name="line.365"></a>
-<span class="sourceLineNo">366</span>   * stuck in the master's regions-in-transition and never leaves it.  This<a name="line.366"></a>
-<span class="sourceLineNo">367</span>   * test works by bringing up a new regionserver, waiting for the load<a name="line.367"></a>
-<span class="sourceLineNo">368</span>   * balancer to give it some regions.  Then, we close all on the new server.<a name="line.368"></a>
-<span class="sourceLineNo">369</span>   * After sending all the close messages, we send the new regionserver the<a name="line.369"></a>
-<span class="sourceLineNo">370</span>   * special blocking message so it can not process any more messages.<a name="line.370"></a>
-<span class="sourceLineNo">371</span>   * Meantime reopening of the just-closed regions is backed up on the new<a name="line.371"></a>
-<span class="sourceLineNo">372</span>   * server.  Soon as master gets an opening region from the new regionserver,<a name="line.372"></a>
-<span class="sourceLineNo">373</span>   * we kill it.  We then wait on all regions to come back on line.  If bug<a name="line.373"></a>
-<span class="sourceLineNo">374</span>   * is fixed, this should happen soon as the processing of the killed server is<a name="line.374"></a>
-<span class="sourceLineNo">375</span>   * done.<a name="line.375"></a>
-<span class="sourceLineNo">376</span>   * @see &lt;a href="https://issues.apache.org/jira/browse/HBASE-2482"&gt;HBASE-2482&lt;/a&gt;<a name="line.376"></a>
-<span class="sourceLineNo">377</span>   */<a name="line.377"></a>
-<span class="sourceLineNo">378</span>  @Ignore @Test (timeout=300000) public void testKillRSWithOpeningRegion2482()<a name="line.378"></a>
-<span class="sourceLineNo">379</span>  throws Exception {<a name="line.379"></a>
-<span class="sourceLineNo">380</span>    /*<a name="line.380"></a>
-<span class="sourceLineNo">381</span>    LOG.info("Running testKillRSWithOpeningRegion2482");<a name="line.381"></a>
-<span class="sourceLineNo">382</span>    MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.382"></a>
-<span class="sourceLineNo">383</span>    if (cluster.getLiveRegionServerThreads().size() &lt; 2) {<a name="line.383"></a>
-<span class="sourceLineNo">384</span>      // Need at least two servers.<a name="line.384"></a>
-<span class="sourceLineNo">385</span>      cluster.startRegionServer();<a name="line.385"></a>
-<span class="sourceLineNo">386</span>    }<a name="line.386"></a>
-<span class="sourceLineNo">387</span>    // Count how many regions are online.  They need to be all back online for<a name="line.387"></a>
-<span class="sourceLineNo">388</span>    // this test to succeed.<a name="line.388"></a>
-<span class="sourceLineNo">389</span>    int countOfMetaRegions = countOfMetaRegions();<a name="line.389"></a>
-<span class="sourceLineNo">390</span>    // Add a listener on the server.<a name="line.390"></a>
-<span class="sourceLineNo">391</span>    HMaster m = cluster.getMaster();<a name="line.391"></a>
-<span class="sourceLineNo">392</span>    // Start new regionserver.<a name="line.392"></a>
-<span class="sourceLineNo">393</span>    MiniHBaseClusterRegionServer hrs =<a name="line.393"></a>
-<span class="sourceLineNo">394</span>      (MiniHBaseClusterRegionServer)cluster.startRegionServer().getRegionServer();<a name="line.394"></a>
-<span class="sourceLineNo">395</span>    LOG.info("Started new regionserver: " + hrs.toString());<a name="line.395"></a>
-<span class="sourceLineNo">396</span>    // Wait until has some regions before proceeding.  Balancer will give it some.<a name="line.396"></a>
-<span class="sourceLineNo">397</span>    int minimumRegions =<a name="line.397"></a>
-<span class="sourceLineNo">398</span>      countOfMetaRegions/(cluster.getRegionServerThreads().size() * 2);<a name="line.398"></a>
-<span class="sourceLineNo">399</span>    while (hrs.getOnlineRegions().size() &lt; minimumRegions) Threads.sleep(100);<a name="line.399"></a>
-<span class="sourceLineNo">400</span>    // Set the listener only after some regions have been opened on new server.<a name="line.400"></a>
-<span class="sourceLineNo">401</span>    HBase2482Listener listener = new HBase2482Listener(hrs);<a name="line.401"></a>
-<span class="sourceLineNo">402</span>    m.getRegionServerOperationQueue().<a name="line.402"></a>
-<span class="sourceLineNo">403</span>      registerRegionServerOperationListener(listener);<a name="line.403"></a>
-<span class="sourceLineNo">404</span>    try {<a name="line.404"></a>
-<span class="sourceLineNo">405</span>      // Go close all non-catalog regions on this new server<a name="line.405"></a>
-<span class="sourceLineNo">406</span>      closeAllNonCatalogRegions(cluster, hrs);<a name="line.406"></a>
-<span class="sourceLineNo">407</span>      // After all closes, add blocking message before the region opens start to<a name="line.407"></a>
-<span class="sourceLineNo">408</span>      // come in.<a name="line.408"></a>
-<span class="sourceLineNo">409</span>      cluster.addMessageToSendRegionServer(hrs,<a name="line.409"></a>
-<span class="sourceLineNo">410</span>        new HMsg(HMsg.Type.TESTING_BLOCK_REGIONSERVER));<a name="line.410"></a>
-<span class="sourceLineNo">411</span>      // Wait till one of the above close messages has an effect before we start<a name="line.411"></a>
-<span class="sourceLineNo">412</span>      // wait on all regions back online.<a name="line.412"></a>
-<span class="sourceLineNo">413</span>      while (!listener.closed) Threads.sleep(100);<a name="line.413"></a>
-<span class="sourceLineNo">414</span>      LOG.info("Past close");<a name="line.414"></a>
-<span class="sourceLineNo">415</span>      // Make sure the abort server message was sent.<a name="line.415"></a>
-<span class="sourceLineNo">416</span>      while(!listener.abortSent) Threads.sleep(100);<a name="line.416"></a>
-<span class="sourceLineNo">417</span>      LOG.info("Past abort send; waiting on all regions to redeploy");<a name="line.417"></a>
-<span class="sourceLineNo">418</span>      // Now wait for regions to come back online.<a name="line.418"></a>
-<span class="sourceLineNo">419</span>      assertRegionIsBackOnline(listener.regionToFind);<a name="line.419"></a>
-<span class="sourceLineNo">420</span>    } finally {<a name="line.420"></a>
-<span class="sourceLineNo">421</span>      m.getRegionServerOperationQueue().<a name="line.421"></a>
-<span class="sourceLineNo">422</span>        unregisterRegionServerOperationListener(listener);<a name="line.422"></a>
-<span class="sourceLineNo">423</span>    }<a name="line.423"></a>
-<span class="sourceLineNo">424</span>    */<a name="line.424"></a>
-<span class="sourceLineNo">425</span>  }<a name="line.425"></a>
-<span class="sourceLineNo">426</span><a name="line.426"></a>
-<span class="sourceLineNo">427</span>  /*<a name="line.427"></a>
-<span class="sourceLineNo">428</span>   * @return Count of all non-catalog regions on the designated server<a name="line.428"></a>
-<span class="sourceLineNo">429</span>   */<a name="line.429"></a>
-<span class="sourceLineNo">430</span>/*<a name="line.430"></a>
-<span class="sourceLineNo">431</span>  private int closeAllNonCatalogRegions(final MiniHBaseCluster cluster,<a name="line.431"></a>
-<span class="sourceLineNo">432</span>    final MiniHBaseCluster.MiniHBaseClusterRegionServer hrs)<a name="line.432"></a>
-<span class="sourceLineNo">433</span>  throws IOException {<a name="line.433"></a>
-<span class="sourceLineNo">434</span>    int countOfRegions = 0;<a name="line.434"></a>
-<span class="sourceLineNo">435</span>    for (HRegion r: hrs.getOnlineRegions()) {<a name="line.435"></a>
-<span class="sourceLineNo">436</span>      if (r.getRegionInfo().isMetaRegion()) continue;<a name="line.436"></a>
-<span class="sourceLineNo">437</span>      cluster.addMessageToSendRegionServer(hrs,<a name="line.437"></a>
-<span class="sourceLineNo">438</span>        new HMsg(HMsg.Type.MSG_REGION_CLOSE, r.getRegionInfo()));<a name="line.438"></a>
-<span class="sourceLineNo">439</span>      LOG.info("Sent close of " + r.getRegionInfo().getRegionNameAsString() +<a name="line.439"></a>
-<span class="sourceLineNo">440</span>        " on " + hrs.toString());<a name="line.440"></a>
-<span class="sourceLineNo">441</span>      countOfRegions++;<a name="line.441"></a>
-<span class="sourceLineNo">442</span>    }<a name="line.442"></a>
-<span class="sourceLineNo">443</span>    return countOfRegions;<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>  private void assertRegionIsBackOnline(final HRegionInfo hri)<a name="line.446"></a>
-<span class="sourceLineNo">447</span>  throws IOException {<a name="line.447"></a>
-<span class="sourceLineNo">448</span>    // Region should have an entry in its startkey because of addRowToEachRegion.<a name="line.448"></a>
-<span class="sourceLineNo">449</span>    byte [] row = getStartKey(hri);<a name="line.449"></a>
-<span class="sourceLineNo">450</span>    HTable t = new HTable(TEST_UTIL.getConfiguration(), TABLENAME);<a name="line.450"></a>
-<span class="sourceLineNo">451</span>    Get g =  new Get(row);<a name="line.451"></a>
-<span class="sourceLineNo">452</span>    assertTrue((t.get(g)).size() &gt; 0);<a name="line.452"></a>
-<span class="sourceLineNo">453</span>  }<a name="line.453"></a>
-<span class="sourceLineNo">454</span><a name="line.454"></a>
-<span class="sourceLineNo">455</span>  /*<a name="line.455"></a>
-<span class="sourceLineNo">456</span>   * @return Count of regions in meta table.<a name="line.456"></a>
-<span class="sourceLineNo">457</span>   * @throws IOException<a name="line.457"></a>
-<span class="sourceLineNo">458</span>   */<a name="line.458"></a>
-<span class="sourceLineNo">459</span>  /*<a name="line.459"></a>
-<span class="sourceLineNo">460</span>  private static int countOfMetaRegions()<a name="line.460"></a>
-<span class="sourceLineNo">461</span>  throws IOException {<a name="line.461"></a>
-<span class="sourceLineNo">462</span>    HTable meta = new HTable(TEST_UTIL.getConfiguration(),<a name="line.462"></a>
-<span class="sourceLineNo">463</span>      HConstants.META_TABLE_NAME);<a name="line.463"></a>
-<span class="sourceLineNo">464</span>    int rows = 0;<a name="line.464"></a>
-<span class="sourceLineNo">465</span>    Scan scan = new Scan();<a name="line.465"></a>
-<span class="sourceLineNo">466</span>    scan.addColumn(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER);<a name="line.466"></a>
-<span class="sourceLineNo">467</span>    ResultScanner s = meta.getScanner(scan);<a name="line.467"></a>
-<span class="sourceLineNo">468</span>    for (Result r = null; (r = s.next()) != null;) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span>      byte [] b =<a name="line.469"></a>
-<span class="sourceLineNo">470</span>        r.getValue(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER);<a name="line.470"></a>
-<span class="sourceLineNo">471</span>      if (b == null || b.length &lt;= 0) break;<a name="line.471"></a>
-<span class="sourceLineNo">472</span>      rows++;<a name="line.472"></a>
-<span class="sourceLineNo">473</span>    }<a name="line.473"></a>
-<span class="sourceLineNo">474</span>    s.close();<a name="line.474"></a>
-<span class="sourceLineNo">475</span>    return rows;<a name="line.475"></a>
-<span class="sourceLineNo">476</span>  }<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>   * Add to each of the regions in hbase:meta a value.  Key is the startrow of the<a name="line.479"></a>
-<span class="sourceLineNo">480</span>   * region (except its 'aaa' for first region).  Actual value is the row name.<a name="line.480"></a>
-<span class="sourceLineNo">481</span>   * @param expected<a name="line.481"></a>
-<span class="sourceLineNo">482</span>   * @return<a name="line.482"></a>
-<span class="sourceLineNo">483</span>   * @throws IOException<a name="line.483"></a>
-<span class="sourceLineNo">484</span>   */<a name="line.484"></a>
-<span class="sourceLineNo">485</span>  private static int addToEachStartKey(final int expected) throws IOException {<a name="line.485"></a>
-<span class="sourceLineNo">486</span>    Table t = TEST_UTIL.getConnection().getTable(TABLENAME);<a name="line.486"></a>
-<span class="sourceLineNo">487</span>    Table meta = TEST_UTIL.getConnection().getTable(TableName.META_TABLE_NAME);<a name="line.487"></a>
-<span class="sourceLineNo">488</span>    int rows = 0;<a name="line.488"></a>
-<span class="sourceLineNo">489</span>    Scan scan = new Scan();<a name="line.489"></a>
-<span class="sourceLineNo">490</span>    scan.addColumn(HConstants.CATALOG_FAMILY, HConstants.REGIONINFO_QUALIFIER);<a name="line.490"></a>
-<span class="sourceLineNo">491</span>    ResultScanner s = meta.getScanner(scan);<a name="line.491"></a>
-<span class="sourceLineNo">492</span>    for (Result r = null; (r = s.next()) != null;) {<a name="line.492"></a>
-<span class="sourceLineNo">493</span>      HRegionInfo hri = HRegionInfo.getHRegionInfo(r);<a name="line.493"></a>
-<span class="sourceLineNo">494</span>      if (hri == null) break;<a name="line.494"></a>
-<span class="sourceLineNo">495</span>      if (!hri.getTable().equals(TABLENAME)) {<a name="line.495"></a>
-<span class="sourceLineNo">496</span>        continue;<a name="line.496"></a>
-<span class="sourceLineNo">497</span>      }<a name="line.497"></a>
-<span class="sourceLineNo">498</span><a name="line.498"></a>
-<span class="sourceLineNo">499</span>      // If start key, add 'aaa'.<a name="line.499"></a>
-<span class="sourceLineNo">500</span>      if(!hri.getTable().equals(TABLENAME)) {<a name="line.500"></a>
-<span class="sourceLineNo">501</span>        continue;<a name="line.501"></a>
-<span class="sourceLineNo">502</span>      }<a name="line.502"></a>
-<span class="sourceLineNo">503</span>      byte [] row = getStartKey(hri);<a name="line.503"></a>
-<span class="sourceLineNo">504</span>      Put p = new Put(row);<a name="line.504"></a>
-<span class="sourceLineNo">505</span>      p.setDurability(Durability.SKIP_WAL);<a name="line.505"></a>
-<span class="sourceLineNo">506</span>      p.addColumn(getTestFamily(), getTestQualifier(), row);<a name="line.506"></a>
-<span class="sourceLineNo">507</span>      t.put(p);<a name="line.507"></a>
-<span class="sourceLineNo">508</span>      rows++;<a name="line.508"></a>
-<span class="sourceLineNo">509</span>    }<a name="line.509"></a>
-<span class="sourceLineNo">510</span>    s.close();<a name="line.510"></a>
-<span class="sourceLineNo">511</span>    Assert.assertEquals(expected, rows);<a name="line.511"></a>
-<span class="sourceLineNo">512</span>    t.close();<a name="line.512"></a>
-<span class="sourceLineNo">513</span>    meta.close();<a name="line.513"></a>
-<span class="sourceLineNo">514</span>    return rows;<a name="line.514"></a>
-<span class="sourceLineNo">515</span>  }<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>   * @param hri<a name="line.518"></a>
-<span class="sourceLineNo">519</span>   * @return Start key for hri (If start key is '', then return 'aaa'.<a name="line.519"></a>
-<span class="sourceLineNo">520</span>   */<a name="line.520"></a>
-<span class="sourceLineNo">521</span>  private static byte [] getStartKey(final HRegionInfo hri) {<a name="line.521"></a>
-<span class="sourceLineNo">522</span>    return Bytes.equals(HConstants.EMPTY_START_ROW, hri.getStartKey())?<a name="line.522"></a>
-<span class="sourceLineNo">523</span>        Bytes.toBytes("aaa"): hri.getStartKey();<a name="line.523"></a>
-<span class="sourceLineNo">524</span>  }<a name="line.524"></a>
-<span class="sourceLineNo">525</span><a name="line.525"></a>
-<span class="sourceLineNo">526</span>  private static byte [] getTestFamily() {<a name="line.526"></a>
-<span class="sourceLineNo">527</span>    return FAMILIES[0];<a name="line.527"></a>
-<span class="sourceLineNo">528</span>  }<a name="line.528"></a>
-<span class="sourceLineNo">529</span><a name="line.529"></a>
-<span class="sourceLineNo">530</span>  private static byte [] getTestQualifier() {<a name="line.530"></a>
-<span class="sourceLineNo">531</span>    return getTestFamily();<a name="line.531"></a>
-<span class="sourceLineNo">532</span>  }<a name="line.532"></a>
-<span class="sourceLineNo">533</span>}<a name="line.533"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.TableName;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.Put;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.RegionLocator;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Result;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Table;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.junit.AfterClass;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.junit.Assert;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.junit.Before;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.junit.BeforeClass;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.junit.Ignore;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.junit.Test;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.junit.experimental.categories.Category;<a name="line.46"></a>
+<span class="sourceLineNo">047</span><a name="line.47"></a>
+<span class="sourceLineNo">048</span>/**<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * Test transitions of state across the master.  Sets up the cluster once and<a name="line.49"></a>
+<span class="sourceLineNo">050</span> * then runs a couple of tests.<a name="line.50"></a>
+<span class="sourceLineNo">051</span> */<a name="line.51"></a>
+<span class="sourceLineNo">052</span>@Category({MasterTests.class, LargeTests.class})<a name="line.52"></a>
+<span class="sourceLineNo">053</span>public class TestMasterTransitions {<a name="line.53"></a>
+<span class="sourceLineNo">054</span>  private static final Log LOG = LogFactory.getLog(TestMasterTransitions.class);<a name="line.54"></a>
+<span class="sourceLineNo">055</span>  private static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();<a name="line.55"></a>
+<span class="sourceLineNo">056</span>  private static final TableName TABLENAME = TableName.valueOf("master_transitions");<a name="line.56"></a>
+<span class="sourceLineNo">057</span>  private static final byte [][] FAMILIES = new byte [][] {Bytes.toBytes("a"),<a name="line.57"></a>
+<span class="sourceLineNo">058</span>    Bytes.toBytes("b"), Bytes.toBytes("c")};<a name="line.58"></a>
+<span class="sourceLineNo">059</span><a name="line.59"></a>
+<span class="sourceLineNo">060</span>  /**<a name="line.60"></a>
+<span class="sourceLineNo">061</span>   * Start up a mini cluster and put a small table of many empty regions into it.<a name="line.61"></a>
+<span class="sourceLineNo">062</span>   * @throws Exception<a name="line.62"></a>
+<span class="sourceLineNo">063</span>   */<a name="line.63"></a>
+<span class="sourceLineNo">064</span>  @BeforeClass public static void beforeAllTests() throws Exception {<a name="line.64"></a>
+<span class="sourceLineNo">065</span>    TEST_UTIL.getConfiguration().setBoolean("dfs.support.append", true);<a name="line.65"></a>
+<span class="sourceLineNo">066</span>    TEST_UTIL.startMiniCluster(2);<a name="line.66"></a>
+<span class="sourceLineNo">067</span>    // Create a table of three families.  This will assign a region.<a name="line.67"></a>
+<span class="sourceLineNo">068</span>    TEST_UTIL.createMultiRegionTable(TABLENAME, FAMILIES);<a name="line.68"></a>
+<span class="sourceLineNo">069</span>    Table t = TEST_UTIL.getConnection().getTable(TABLENAME);<a name="line.69"></a>
+<span class="sourceLineNo">070</span>    int countOfRegions = -1;<a name="line.70"></a>
+<span class="sourceLineNo">071</span>    try (RegionLocator r = TEST_UTIL.getConnection().getRegionLocator(TABLENAME)) {<a name="line.71"></a>
+<span class="sourceLineNo">072</span>      countOfRegions = r.getStartKeys().length;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>    }<a name="line.73"></a>
+<span class="sourceLineNo">074</span>    TEST_UTIL.waitUntilAllRegionsAssigned(TABLENAME);<a name="line.74"></a>
+<span class="sourceLineNo">075</span>    addToEachStartKey(countOfRegions);<a name="line.75"></a>
+<span class="sourceLineNo">076</span>    t.close();<a name="line.76"></a>
+<span class="sourceLineNo">077</span>  }<a name="line.77"></a>
+<span class="sourceLineNo">078</span><a name="line.78"></a>
+<span class="sourceLineNo">079</span>  @AfterClass public static void afterAllTests() throws Exception {<a name="line.79"></a>
+<span class="sourceLineNo">080</span>    TEST_UTIL.shutdownMiniCluster();<a name="line.80"></a>
+<span class="sourceLineNo">081</span>  }<a name="line.81"></a>
+<span class="sourceLineNo">082</span><a name="line.82"></a>
+<span class="sourceLineNo">083</span>  @Before public void setup() throws IOException {<a name="line.83"></a>
+<span class="sourceLineNo">084</span>    TEST_UTIL.ensureSomeRegionServersAvailable(2);<a name="line.84"></a>
+<span class="sourceLineNo">085</span>  }<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span>  /**<a name="line.87"></a>
+<span class="sourceLineNo">088</span>   * Listener for regionserver events testing hbase-2428 (Infinite loop of<a name="line.88"></a>
+<span class="sourceLineNo">089</span>   * region closes if hbase:meta region is offline).  In particular, listen<a name="line.89"></a>
+<span class="sourceLineNo">090</span>   * for the close of the 'metaServer' and when it comes in, requeue it with a<a name="line.90"></a>
+<span class="sourceLineNo">091</span>   * delay as though there were an issue processing the shutdown.  As part of<a name="line.91"></a>
+<span class="sourceLineNo">092</span>   * the requeuing,  send over a close of a region on 'otherServer' so it comes<a name="line.92"></a>
+<span class="sourceLineNo">093</span>   * into a master that has its meta region marked as offline.<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>  static class HBase2428Listener implements RegionServerOperationListener {<a name="line.96"></a>
+<span class="sourceLineNo">097</span>    // Map of what we've delayed so we don't do do repeated delays.<a name="line.97"></a>
+<span class="sourceLineNo">098</span>    private final Set&lt;RegionServerOperation&gt; postponed =<a name="line.98"></a>
+<span class="sourceLineNo">099</span>      new CopyOnWriteArraySet&lt;RegionServerOperation&gt;();<a name="line.99"></a>
+<span class="sourceLineNo">100</span>    private boolean done = false;;<a name="line.100"></a>
+<span class="sourceLineNo">101</span>    private boolean metaShutdownReceived = false;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>    private final HServerAddress metaAddress;<a name="line.102"></a>
+<span class="sourceLineNo">103</span>    private final MiniHBaseCluster cluster;<a name="line.103"></a>
+<span class="sourceLineNo">104</span>    private final int otherServerIndex;<a name="line.104"></a>
+<span class="sourceLineNo">105</span>    private final HRegionInfo hri;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>    private int closeCount = 0;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>    static final int SERVER_DURATION = 3 * 1000;<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    static final int CLOSE_DURATION = 1 * 1000;<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span>    HBase2428Listener(final MiniHBaseCluster c, final HServerAddress metaAddress,<a name="line.110"></a>
+<span class="sourceLineNo">111</span>        final HRegionInfo closingHRI, final int otherServerIndex) {<a name="line.111"></a>
+<span class="sourceLineNo">112</span>      this.cluster = c;<a name="line.112"></a>
+<span class="sourceLineNo">113</span>      this.metaAddress = metaAddress;<a name="line.113"></a>
+<span class="sourceLineNo">114</span>      this.hri = closingHRI;<a name="line.114"></a>
+<span class="sourceLineNo">115</span>      this.otherServerIndex = otherServerIndex;<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>    @Override<a name="line.118"></a>
+<span class="sourceLineNo">119</span>    public boolean process(final RegionServerOperation op) throws IOException {<a name="line.119"></a>
+<span class="sourceLineNo">120</span>      // If a regionserver shutdown and its of the meta server, then we want to<a name="line.120"></a>
+<span class="sourceLineNo">121</span>      // delay the processing of the shutdown and send off a close of a region on<a name="line.121"></a>
+<span class="sourceLineNo">122</span>      // the 'otherServer.<a name="line.122"></a>
+<span class="sourceLineNo">123</span>      boolean result = true;<a name="line.123"></a>
+<span class="sourceLineNo">124</span>      if (op instanceof ProcessServerShutdown) {<a name="line.124"></a>
+<span class="sourceLineNo">125</span>        ProcessServerShutdown pss = (ProcessServerShutdown)op;<a name="line.125"></a>
+<span class="sourceLineNo">126</span>        if (pss.getDeadServerAddress().equals(this.metaAddress)) {<a name="line.126"></a>
+<span class="sourceLineNo">127</span>          // Don't postpone more than once.<a name="line.127"></a>
+<span class="sourceLineNo">128</span>          if (!this.postponed.contains(pss)) {<a name="line.128"></a>
+<span class="sourceLineNo">129</span>            // Close some region.<a name="line.129"></a>
+<span class="sourceLineNo">130</span>            this.cluster.addMessageToSendRegionServer(this.otherServerIndex,<a name="line.130"></a>
+<span class="sourceLineNo">131</span>              new HMsg(HMsg.Type.MSG_REGION_CLOSE, hri,<a name="line.131"></a>
+<span class="sourceLineNo">132</span>              Bytes.toBytes("Forcing close in test")));<a name="line.132"></a>
+<span class="sourceLineNo">133</span>            this.postponed.add(pss);<a name="line.133"></a>
+<span class="sourceLineNo">134</span>            // Put off the processing of the regionserver shutdown processing.<a name="line.134"></a>
+<span class="sourceLineNo">135</span>            pss.setDelay(SERVER_DURATION);<a name="line.135"></a>
+<span class="sourceLineNo">136</span>            this.metaShutdownReceived = true;<a name="line.136"></a>
+<span class="sourceLineNo">137</span>            // Return false.  This will add this op to the delayed queue.<a name="line.137"></a>
+<span class="sourceLineNo">138</span>            result = false;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>          }<a name="line.139"></a>
+<span class="sourceLineNo">140</span>        }<a name="line.140"></a>
+<span class="sourceLineNo">141</span>      } else {<a name="line.141"></a>
+<span class="sourceLineNo">142</span>        // Have the close run frequently.<a name="line.142"></a>
+<span class="sourceLineNo">143</span>        if (isWantedCloseOperation(op) != null) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span>          op.setDelay(CLOSE_DURATION);<a name="line.144"></a>
+<span class="sourceLineNo">145</span>          // Count how many times it comes through here.<a name="line.145"></a>
+<span class="sourceLineNo">146</span>          this.closeCount++;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>        }<a name="line.147"></a>
+<span class="sourceLineNo">148</span>      }<a name="line.148"></a>
+<span class="sourceLineNo">149</span>      return result;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>    }<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>    public void processed(final RegionServerOperation op) {<a name="line.152"></a>
+<span class="sourceLineNo">153</span>      if (isWantedCloseOperation(op) != null) return;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>      this.done = true;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>    }<a name="line.155"></a>
+<span class="sourceLineNo">156</span>*/<a name="line.156"></a>
+<span class="sourceLineNo">157</span>    /*<a name="line.157"></a>
+<span class="sourceLineNo">158</span>     * @param op<a name="line.158"></a>
+<span class="sourceLineNo">159</span>     * @return Null if not the wanted ProcessRegionClose, else &lt;code&gt;op&lt;/code&gt;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>     * cast as a ProcessRegionClose.<a name="line.160"></a>
+<span class="sourceLineNo">161</span>     */<a name="line.161"></a>
+<span class="sourceLineNo">162</span>  /*<a name="line.162"></a>
+<span class="sourceLineNo">163</span>    private ProcessRegionClose isWantedCloseOperation(final RegionServerOperation op) {<a name="line.163"></a>
+<span class="sourceLineNo">164</span>      // Count every time we get a close operation.<a name="line.164"></a>
+<span class="sourceLineNo">165</span>      if (op instanceof ProcessRegionClose) {<a name="line.165"></a>
+<span class="sourceLineNo">166</span>        ProcessRegionClose c = (ProcessRegionClose)op;<a name="line.166"></a>
+<span class="sourceLineNo">167</span>        if (c.regionInfo.equals(hri)) {<a name="line.167"></a>
+<span class="sourceLineNo">168</span>          return c;<a name="line.168"></a>
+<span class="sourceLineNo">169</span>        }<a name="line.169"></a>
+<span class="sourceLineNo">170</span>      }<a name="line.170"></a>
+<span class="sourceLineNo">171</span>      return null;<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>    boolean isDone() {<a name="line.174"></a>
+<span class="sourceLineNo">175</span>      return this.done;<a name="line.175"></a>
+<span class="sourceLineNo">176</span>    }<a name="line.176"></a>
+<span class="sourceLineNo">177</span><a name="line.177"></a>
+<span class="sourceLineNo">178</span>    boolean isMetaShutdownReceived() {<a name="line.178"></a>
+<span class="sourceLineNo">179</span>      return metaShutdownReceived;<a name="line.179"></a>
+<span class="sourceLineNo">180</span>    }<a name="line.180"></a>
+<span class="sourceLineNo">181</span><a name="line.181"></a>
+<span class="sourceLineNo">182</span>    int getCloseCount() {<a name="line.182"></a>
+<span class="sourceLineNo">183</span>      return this.closeCount;<a name="line.183"></a>
+<span class="sourceLineNo">184</span>    }<a name="line.184"></a>
+<span class="sourceLineNo">185</span><a name="line.185"></a>
+<span class="sourceLineNo">186</span>    @Override<a name="line.186"></a>
+<span class="sourceLineNo">187</span>    public boolean process(HServerInfo serverInfo, HMsg incomingMsg) {<a name="line.187"></a>
+<span class="sourceLineNo">188</span>      return true;<a name="line.188"></a>
+<span class="sourceLineNo">189</span>    }<a name="line.189"></a>
+<span class="sourceLineNo">190</span>  }<a name="line.190"></a>
+<span class="sourceLineNo">191</span>*/<a name="line.191"></a>
+<span class="sourceLineNo">192</span>  /**<a name="line.192"></a>
+<span class="sourceLineNo">193</span>   * In 2428, the meta region has just been set offline and then a close comes<a name="line.193"></a>
+<span class="sourceLineNo">194</span>   * in.<a name="line.194"></a>
+<span class="sourceLineNo">195</span>   * @see &lt;a href="https://issues.apache.org/jira/browse/HBASE-2428"&gt;HBASE-2428&lt;/a&gt;<a name="line.195"></a>
+<span class="sourceLineNo">196</span>   */<a name="line.196"></a>
+<span class="sourceLineNo">197</span>  @Ignore @Test  (timeout=300000) public void testRegionCloseWhenNoMetaHBase2428()<a name="line.197"></a>
+<span class="sourceLineNo">198</span>  throws Exception {<a name="line.198"></a>
+<span class="sourceLineNo">199</span>    /*<a name="line.199"></a>
+<span class="sourceLineNo">200</span>    LOG.info("Running testRegionCloseWhenNoMetaHBase2428");<a name="line.200"></a>
+<span class="sourceLineNo">201</span>    MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.201"></a>
+<span class="sourceLineNo">202</span>    final HMaster master = cluster.getMaster();<a name="line.202"></a>
+<span class="sourceLineNo">203</span>    int metaIndex = cluster.getServerWithMeta();<a name="line.203"></a>
+<span class="sourceLineNo">204</span>    // Figure the index of the server that is not server the hbase:meta<a name="line.204"></a>
+<span class="sourceLineNo">205</span>    int otherServerIndex = -1;<a name="line.205"></a>
+<span class="sourceLineNo">206</span>    for (int i = 0; i &lt; cluster.getRegionServerThreads().size(); i++) {<a name="line.206"></a>
+<span class="sourceLineNo">207</span>      if (i == metaIndex) continue;<a name="line.207"></a>
+<span class="sourceLineNo">208</span>      otherServerIndex = i;<a name="line.208"></a>
+<span class="sourceLineNo">209</span>      break;<a name="line.209"></a>
+<span class="sourceLineNo">210</span>    }<a name="line.210"></a>
+<span class="sourceLineNo">211</span>    final HRegionServer otherServer = cluster.getRegionServer(otherServerIndex);<a name="line.211"></a>
+<span class="sourceLineNo">212</span>    final HRegionServer metaHRS = cluster.getRegionServer(metaIndex);<a name="line.212"></a>
+<span class="sourceLineNo">213</span><a name="line.213"></a>
+<span class="sourceLineNo">214</span>    // Get a region out on the otherServer.<a name="line.214"></a>
+<span class="sourceLineNo">215</span>    final HRegionInfo hri =<a name="line.215"></a>
+<span class="sourceLineNo">216</span>      otherServer.getOnlineRegions().iterator().next().getRegionInfo();<a name="line.216"></a>
+<span class="sourceLineNo">217</span><a name="line.217"></a>
+<span class="sourceLineNo">218</span>    // Add our RegionServerOperationsListener<a name="line.218"></a>
+<span class="sourceLineNo">219</span>    HBase2428Listener listener = new HBase2428Listener(cluster,<a name="line.219"></a>
+<span class="sourceLineNo">220</span>      metaHRS.getHServerInfo().getServerAddress(), hri, otherServerIndex);<a name="line.220"></a>
+<span class="sourceLineNo">221</span>    master.getRegionServerOperationQueue().<a name="line.221"></a>
+<span class="sourceLineNo">222</span>      registerRegionServerOperationListener(listener);<a name="line.222"></a>
+<span class="sourceLineNo">223</span>    try {<a name="line.223"></a>
+<span class="sourceLineNo">224</span>      // Now close the server carrying meta.<a name="line.224"></a>
+<span class="sourceLineNo">225</span>      cluster.abortRegionServer(metaIndex);<a name="line.225"></a>
+<span class="sourceLineNo">226</span><a name="line.226"></a>
+<span class="sourceLineNo">227</span>      // First wait on receipt of meta server shutdown message.<a name="line.227"></a>
+<span class="sourceLineNo">228</span>      while(!listener.metaShutdownReceived) Threads.sleep(100);<a name="line.228"></a>
+<span class="sourceLineNo">229</span>      while(!listener.isDone()) Threads.sleep(10);<a name="line.229"></a>
+<span class="sourceLineNo">230</span>      // We should not have retried the close more times than it took for the<a name="line.230"></a>
+<span class="sourceLineNo">231</span>      // server shutdown message to exit the delay queue and get processed<a name="line.231"></a>
+<span class="sourceLineNo">232</span>      // (Multiple by two to add in some slop in case of GC or something).<a name="line.232"></a>
+<span class="sourceLineNo">233</span>      assertTrue(listener.getCloseCount() &gt; 1);<a name="line.233"></a>
+<span class="sourceLineNo">234</span>      assertTrue(listener.getCloseCount() &lt;<a name="line.234"></a>
+<span class="sourceLineNo">235</span>        ((HBase2428Listener.SERVER_DURATION/HBase2428Listener.CLOSE_DURATION) * 2));<a name="line.235"></a>
+<span class="sourceLineNo">236</span><a name="line.236"></a>
+<span class="sourceLineNo">237</span>      // Assert the closed region came back online<a name="line.237"></a>
+<span class="sourceLineNo">238</span>      assertRegionIsBackOnline(hri);<a name="line.238"></a>
+<span class="sourceLineNo">239</span>    } finally {<a name="line.239"></a>
+<span class="sourceLineNo">240</span>      master.getRegionServerOperationQueue().<a name="line.240"></a>
+<span class="sourceLineNo">241</span>        unregisterRegionServerOperationListener(listener);<a name="line.241"></a>
+<span class="sourceLineNo">242</span>    }<a name="line.242"></a>
+<span class="sourceLineNo">243</span>    */<a name="line.243"></a>
+<span class="sourceLineNo">244</span>  }<a name="line.244"></a>
+<span class="sourceLineNo">245</span><a name="line.245"></a>
+<span class="sourceLineNo">246</span>  /**<a name="line.246"></a>
+<span class="sourceLineNo">247</span>   * Test adding in a new server before old one on same host+port is dead.<a name="line.247"></a>
+<span class="sourceLineNo">248</span>   * Make the test more onerous by having the server under test carry the meta.<a name="line.248"></a>
+<span class="sourceLineNo">249</span>   * If confusion between old and new, purportedly meta never comes back.  Test<a name="line.249"></a>
+<span class="sourceLineNo">250</span>   * that meta gets redeployed.<a name="line.250"></a>
+<span class="sourceLineNo">251</span>   */<a name="line.251"></a>
+<span class="sourceLineNo">252</span>  @Ignore @Test (timeout=300000) public void testAddingServerBeforeOldIsDead2413()<a name="line.252"></a>
+<span class="sourceLineNo">253</span>  throws IOException {<a name="line.253"></a>
+<span class="sourceLineNo">254</span>    /*<a name="line.254"></a>
+<span class="sourceLineNo">255</span>    LOG.info("Running testAddingServerBeforeOldIsDead2413");<a name="line.255"></a>
+<span class="sourceLineNo">256</span>    MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.256"></a>
+<span class="sourceLineNo">257</span>    int count = count();<a name="line.257"></a>
+<span class="sourceLineNo">258</span>    int metaIndex = cluster.getServerWithMeta();<a name="line.258"></a>
+<span class="sourceLineNo">259</span>    MiniHBaseClusterRegionServer metaHRS =<a name="line.259"></a>
+<span class="sourceLineNo">260</span>      (MiniHBaseClusterRegionServer)cluster.getRegionServer(metaIndex);<a name="line.260"></a>
+<span class="sourceLineNo">261</span>    int port = metaHRS.getServerInfo().getServerAddress().getPort();<a name="line.261"></a>
+<span class="sourceLineNo">262</span>    Configuration c = TEST_UTIL.getConfiguration();<a name="line.262"></a>
+<span class="sourceLineNo">263</span>    String oldPort = c.get(HConstants.REGIONSERVER_PORT, "0");<a name="line.263"></a>
+<span class="sourceLineNo">264</span>    try {<a name="line.264"></a>
+<span class="sourceLineNo">265</span>      LOG.info("KILLED=" + metaHRS);<a name="line.265"></a>
+<span class="sourceLineNo">266</span>      metaHRS.kill();<a name="line.266"></a>
+<span class="sourceLineNo">267</span>      c.set(HConstants.REGIONSERVER_PORT, Integer.toString(port));<a name="line.267"></a>
+<span class="sourceLineNo">268</span>      // Try and start new regionserver.  It might clash with the old<a name="line.268"></a>
+<span class="sourceLineNo">269</span>      // regionserver port so keep trying to get past the BindException.<a name="line.269"></a>
+<span class="sourceLineNo">270</span>      HRegionServer hrs = null;<a name="line.270"></a>
+<span class="sourceLineNo">271</span>      while (true) {<a name="line.271"></a>
+<span class="sourceLineNo">272</span>        try {<a name="line.272"></a>
+<span class="sourceLineNo">273</span>          hrs = cluster.startRegionServer().getRegionServer();<a name="line.273"></a>
+<span class="sourceLineNo">274</span>          break;<a name="line.274"></a>
+<span class="sourceLineNo">275</span>        } catch (IOException e) {<a name="line.275"></a>
+<span class="sourceLineNo">276</span>          if (e.getCause() != null &amp;&amp; e.getCause() instanceof InvocationTargetException) {<a name="line.276"></a>
+<span class="sourceLineNo">277</span>            InvocationTargetException ee = (InvocationTargetException)e.getCause();<a name="line.277"></a>
+<span class="sourceLineNo">278</span>            if (ee.getCause() != null &amp;&amp; ee.getCause() instanceof BindException) {<a name="line.278"></a>
+<span class="sourceLineNo">279</span>              LOG.info("BindException; retrying: " + e.toString());<a name="line.279"></a>
+<span class="sourceLineNo">280</span>            }<a name="line.280"></a>
+<span class="sourceLineNo">281</span>          }<a name="line.281"></a>
+<span class="sourceLineNo">282</span>        }<a name="line.282"></a>
+<span class="sourceLineNo">283</span>      }<a name="line.283"></a>
+<span class="sourceLineNo">284</span>      LOG.info("STARTED=" + hrs);<a name="line.284"></a>
+<span class="sourceLineNo">285</span>      // Wait until he's been given at least 3 regions before we go on to try<a name="line.285"></a>
+<span class="sourceLineNo">286</span>      // and count rows in table.<a name="line.286"></a>
+<span class="sourceLineNo">287</span>      while (hrs.getOnlineRegions().size() &lt; 3) Threads.sleep(100);<a name="line.287"></a>
+<span class="sourceLineNo">288</span>      LOG.info(hrs.toString() + " has " + hrs.getOnlineRegions().size() +<a name="line.288"></a>
+<span class="sourceLineNo">289</span>        " regions");<a name="line.289"></a>
+<span class="sourceLineNo">290</span>      assertEquals(count, count());<a name="line.290"></a>
+<span class="sourceLineNo">291</span>    } finally {<a name="line.291"></a>
+<span class="sourceLineNo">292</span>      c.set(HConstants.REGIONSERVER_PORT, oldPort);<a name="line.292"></a>
+<span class="sourceLineNo">293</span>    }<a name="line.293"></a>
+<span class="sourceLineNo">294</span>    */<a name="line.294"></a>
+<span class="sourceLineNo">295</span>  }<a name="line.295"></a>
+<span class="sourceLineNo">296</span><a name="line.296"></a>
+<span class="sourceLineNo">297</span>  /**<a name="line.297"></a>
+<span class="sourceLineNo">298</span>   * HBase2482 is about outstanding region openings.  If any are outstanding<a name="line.298"></a>
+<span class="sourceLineNo">299</span>   * when a regionserver goes down, then they'll never deploy.  They'll be<a name="line.299"></a>
+<span class="sourceLineNo">300</span>   * stuck in the regions-in-transition list for ever.  This listener looks<a name="line.300"></a>
+<span class="sourceLineNo">301</span>   * for a region opening HMsg and if its from the server passed on construction,<a name="line.301"></a>
+<span class="sourceLineNo">302</span>   * then we kill it.  It also looks out for a close message on the victim<a name="line.302"></a>
+<span class="sourceLineNo">303</span>   * server because that signifies start of the fireworks.<a name="line.303"></a>
+<span class="sourceLineNo">304</span>   */<a name="line.304"></a>
+<span class="sourceLineNo">305</span>  /*<a name="line.305"></a>
+<span class="sourceLineNo">306</span>  static class HBase2482Listener implements RegionServerOperationListener {<a name="line.306"></a>
+<span class="sourceLineNo">307</span>    private final HRegionServer victim;<a name="line.307"></a>
+<span class="sourceLineNo">308</span>    private boolean abortSent = false;<a name="line.308"></a>
+<span class="sourceLineNo">309</span>    // We closed regions on new server.<a name="line.309"></a>
+<span class="sourceLineNo">310</span>    private volatile boolean closed = false;<a name="line.310"></a>
+<span class="sourceLineNo">311</span>    // Copy of regions on new server<a name="line.311"></a>
+<span class="sourceLineNo">312</span>    private final Collection&lt;HRegion&gt; copyOfOnlineRegions;<a name="line.312"></a>
+<span class="sourceLineNo">313</span>    // This is the region that was in transition on the server we aborted. Test<a name="line.313"></a>
+<span class="sourceLineNo">314</span>    // passes if this region comes back online successfully.<a name="line.314"></a>
+<span class="sourceLineNo">315</span>    private HRegionInfo regionToFind;<a name="line.315"></a>
+<span class="sourceLineNo">316</span><a name="line.316"></a>
+<span class="sourceLineNo">317</span>    HBase2482Listener(final HRegionServer victim) {<a name="line.317"></a>
+<span class="sourceLineNo">318</span>      this.victim = victim;<a name="line.318"></a>
+<span class="sourceLineNo">319</span>      // Copy regions currently open on this server so I can notice when<a name="line.319"></a>
+<span class="sourceLineNo">320</span>      // there is a close.<a name="line.320"></a>
+<span class="sourceLineNo">321</span>      this.copyOfOnlineRegions =<a name="line.321"></a>
+<span class="sourceLineNo">322</span>        this.victim.getCopyOfOnlineRegionsSortedBySize().values();<a name="line.322"></a>
+<span class="sourceLineNo">323</span>    }<a name="line.323"></a>
+<span class="sourceLineNo">324</span><a name="line.324"></a>
+<span class="sourceLineNo">325</span>    @Override<a name="line.325"></a>
+<span class="sourceLineNo">326</span>    public boolean process(HServerInfo serverInfo, HMsg incomingMsg) {<a name="line.326"></a>
+<span class="sourceLineNo">327</span>      if (!victim.getServerInfo().equals(serverInfo) ||<a name="line.327"></a>
+<span class="sourceLineNo">328</span>          this.abortSent || !this.closed) {<a name="line.328"></a>
+<span class="sourceLineNo">329</span>        return true;<a name="line.329"></a>
+<span class="sourceLineNo">330</span>      }<a name="line.330"></a>
+<span class="sourceLineNo">331</span>      if (!incomingMsg.isType(HMsg.Type.MSG_REPORT_PROCESS_OPEN)) return true;<a name="line.331"></a>
+<span class="sourceLineNo">332</span>      // Save the region that is in transition so can test later it came back.<a name="line.332"></a>
+<span class="sourceLineNo">333</span>      this.regionToFind = incomingMsg.getRegionInfo();<a name="line.333"></a>
+<span class="sourceLineNo">334</span>      String msg = "ABORTING " + this.victim + " because got a " +<a name="line.334"></a>
+<span class="sourceLineNo">335</span>        HMsg.Type.MSG_REPORT_PROCESS_OPEN + " on this server for " +<a name="line.335"></a>
+<span class="sourceLineNo">336</span>        incomingMsg.getRegionInfo().getRegionNameAsString();<a name="line.336"></a>
+<span class="sourceLineNo">337</span>      this.victim.abort(msg);<a name="line.337"></a>
+<span class="sourceLineNo">338</span>      this.abortSent = true;<a name="line.338"></a>
+<span class="sourceLineNo">339</span>      return true;<a name="line.339"></a>
+<span class="sourceLineNo">340</span>    }<a name="line.340"></a>
+<span class="sourceLineNo">341</span><a name="line.341"></a>
+<span class="sourceLineNo">342</span>    @Override<a name="line.342"></a>
+<span class="sourceLineNo">343</span>    public boolean process(RegionServerOperation op) throws IOException {<a name="line.343"></a>
+<span class="sourceLineNo">344</span>      return true;<a name="line.344"></a>
+<span class="sourceLineNo">345</span>    }<a name="line.345"></a>
+<span class="sourceLineNo">346</span><a name="line.346"></a>
+<span class="sourceLineNo">347</span>    @Override<a name="line.347"></a>
+<span class="sourceLineNo">348</span>    public void processed(RegionServerOperation op) {<a name="line.348"></a>
+<span class="sourceLineNo">349</span>      if (this.closed || !(op instanceof ProcessRegionClose)) return;<a name="line.349"></a>
+<span class="sourceLineNo">350</span>      ProcessRegionClose close = (ProcessRegionClose)op;<a name="line.350"></a>
+<span class="sourceLineNo">351</span>      for (HRegion r: this.copyOfOnlineRegions) {<a name="line.351"></a>
+<span class="sourceLineNo">352</span>        if (r.getRegionInfo().equals(close.regionInfo)) {<a name="line.352"></a>
+<span class="sourceLineNo">353</span>          // We've closed one of the regions that was on the victim server.<a name="line.353"></a>
+<span class="sourceLineNo">354</span>          // Now can start testing for when all regions are back online again<a name="line.354"></a>
+<span class="sourceLineNo">355</span>          LOG.info("Found close of " +<a name="line.355"></a>
+<span class="sourceLineNo">356</span>            r.getRegionInfo().getRegionNameAsString() +<a name="line.356"></a>
+<span class="sourceLineNo">357</span>            "; setting close happened flag");<a name="line.357"></a>
+<span class="sourceLineNo">358</span>          this.closed = true;<a name="line.358"></a>
+<span class="sourceLineNo">359</span>          break;<a name="line.359"></a>
+<span class="sourceLineNo">360</span>        }<a name="line.360"></a>
+<span class="sourceLineNo">361</span>      }<a name="line.361"></a>
+<span class="sourceLineNo">362</span>    }<a name="line.362"></a>
+<span class="sourceLineNo">363</span>  }<a name="line.363"></a>
+<span class="sourceLineNo">364</span>*/<a name="line.364"></a>
+<span class="sourceLineNo">365</span>  /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span>   * In 2482, a RS with an opening region on it dies.  The said region is then<a name="line.366"></a>
+<span class="sourceLineNo">367</span>   * stuck in the master's regions-in-transition and never leaves it.  This<a name="line.367"></a>
+<span class="sourceLineNo">368</span>   * test works by bringing up a new regionserver, waiting for the load<a name="line.368"></a>
+<span class="sourceLineNo">369</span>   * balancer to give it some regions.  Then, we close all on the new server.<a name="line.369"></a>
+<span class="sourceLineNo">370</span>   * After sending all the close messages, we send the new regionserver the<a name="line.370"></a>
+<span class="sourceLineNo">371</span>   * special blocking message so it can not process any more messages.<a name="line.371"></a>
+<span class="sourceLineNo">372</span>   * Meantime reopening of the just-closed regions is backed up on the new<a name="line.372"></a>
+<span class="sourceLineNo">373</span>   * server.  Soon as master gets an opening region from the new regionserver,<a name="line.373"></a>
+<span class="sourceLineNo">374</span>   * we kill it.  We then wait on all regions to come back on line.  If bug<a name="line.374"></a>
+<span class="sourceLineNo">375</span>   * is fixed, this should happen soon as the processing of the killed server is<a name="line.375"></a>
+<span class="sourceLineNo">376</span>   * done.<a name="line.376"></a>
+<span class="sourceLineNo">377</span>   * @see &lt;a href="https://issues.apache.org/jira/browse/HBASE-2482"&gt;HBASE-2482&lt;/a&gt;<a name="line.377"></a>
+<span class="sourceLineNo">378</span>   */<a name="line.378"></a>
+<span class="sourceLineNo">379</span>  @Ignore @Test (timeout=300000) public void testKillRSWithOpeningRegion2482()<a name="line.379"></a>
+<span class="sourceLineNo">380</span>  throws Exception {<a name="line.380"></a>
+<span class="sourceLineNo">381</span>    /*<a name="line.381"></a>
+<span class="sourceLineNo">382</span>    LOG.info("Running testKillRSWithOpeningRegion2482");<a name="line.382"></a>
+<span class="sourceLineNo">383</span>    MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.383"></a>
+<span class="sourceLineNo">384</span>    if (cluster.getLiveRegionServerThreads().size() &lt; 2) {<a name="line.384"></a>
+<span class="sourceLineNo">385</span>      // Need at least two servers.<a name="line.385"></a>
+<span class="sourceLineNo">386</span>      cluster.startRegionServer();<a name="line.386"></a>
+<span class="sourceLineNo">387</span>    }<a name="line.387"></a>
+<span class="sourceLineNo">388</span>    // Count how many regions are online.  They need to be all back online for<a name="line.388"></a>
+<span class="sourceLineNo">389</span>    // this test to succeed.<a name="line.389"></a>
+<span class="sourceLineNo">390</span>    int countOfMetaRegions = countOfMetaRegions();<a name="line.390"></a>
+<span class="sourceLineNo">391</span>    // Add a listener on the server.<a name="line.391"></a>
+<span class="sourceLineNo">392</span>    HMaster m = cluster.getMaster();<a name="line.392"></a>
+<span class="sourceLineNo">393</span>    // Start new regionserver.<a name="line.393"></a>
+<span class="sourceLineNo">394</span>    MiniHBaseClusterRegionServer hrs =<a name="line.394"></a>
+<span class="sourceLineNo">395</span>      (MiniHBaseClusterRegionServer)cluster.startRegionServer().getRegionServer();<a name="line.395"></a>
+<span class="sourceLineNo">396</span>    LOG.info("Started new regionserver: " + hrs.toString());<a name="line.396"></a>
+<span class="sourceLineNo">397</span>    // Wait until has some regions before proceeding.  Balancer will give it some.<a name="line.397"></a>
+<span class="sourceLineNo">398</span>    int minimumRegions =<a name="line.398"></a>
+<span class="sourceLineNo">399</span>      countOfMetaRegions/(cluster.getRegionServerThreads().size() * 2);<a name="line.399"></a>
+<span class="sourceLineNo">400</span>    while (hrs.getOnlineRegions().size() &lt; minimumRegions) Threads.sleep(100);<a name="line.400"></a>
+<span class="sourceLineNo">401</span>    // Set the listener only after some regions have been opened on new server.<a name="line.401"></a>
+<span class="sourceLineNo">402</span>    HBase2482Listener listener = new HBase2482Listener(hrs);<a name="line.402"></a>
+<span class="sourceLineNo">403</span>    m.getRegionServerOperationQueue().<a name="line.403"></a>

[... 135 lines stripped ...]



Mime
View raw message