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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.replication;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static org.junit.Assert.assertArrayEquals;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.junit.Assert.assertEquals;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import static org.junit.Assert.assertNotNull;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import static org.junit.Assert.fail;<a name="line.23"></a>
<span class="sourceLineNo">024</span><a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.io.Closeable;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.Arrays;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.util.List;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.util.Optional;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.util.Random;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.util.concurrent.CountDownLatch;<a name="line.31"></a>
<span class="sourceLineNo">032</span><a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.conf.Configuration;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.fs.FileSystem;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.hadoop.fs.Path;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.Cell;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HConstants;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.MiniHBaseCluster;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.TableName;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.client.Get;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.client.Put;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.client.Result;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.client.Table;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.56"></a>
<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.client.replication.ReplicationPeerConfigUtil;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.58"></a>
<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.coprocessor.ObserverContext;<a name="line.59"></a>
<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.coprocessor.RegionCoprocessor;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;<a name="line.61"></a>
<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.coprocessor.RegionObserver;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.regionserver.wal.WALActionsListener;<a name="line.64"></a>
<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.replication.regionserver.TestSourceFSConfigurationProvider;<a name="line.65"></a>
<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.66"></a>
<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.testclassification.ReplicationTests;<a name="line.67"></a>
<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.tool.BulkLoadHFiles;<a name="line.68"></a>
<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.69"></a>
<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.util.HFileTestUtil;<a name="line.70"></a>
<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.wal.WALEdit;<a name="line.71"></a>
<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.zookeeper.MiniZooKeeperCluster;<a name="line.72"></a>
<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.73"></a>
<span class="sourceLineNo">074</span>import org.junit.After;<a name="line.74"></a>
<span class="sourceLineNo">075</span>import org.junit.Assert;<a name="line.75"></a>
<span class="sourceLineNo">076</span>import org.junit.Before;<a name="line.76"></a>
<span class="sourceLineNo">077</span>import org.junit.ClassRule;<a name="line.77"></a>
<span class="sourceLineNo">078</span>import org.junit.Test;<a name="line.78"></a>
<span class="sourceLineNo">079</span>import org.junit.experimental.categories.Category;<a name="line.79"></a>
<span class="sourceLineNo">080</span>import org.slf4j.Logger;<a name="line.80"></a>
<span class="sourceLineNo">081</span>import org.slf4j.LoggerFactory;<a name="line.81"></a>
<span class="sourceLineNo">082</span><a name="line.82"></a>
<span class="sourceLineNo">083</span>@Category({ReplicationTests.class, LargeTests.class})<a name="line.83"></a>
<span class="sourceLineNo">084</span>public class TestMasterReplication {<a name="line.84"></a>
<span class="sourceLineNo">085</span><a name="line.85"></a>
<span class="sourceLineNo">086</span> @ClassRule<a name="line.86"></a>
<span class="sourceLineNo">087</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.87"></a>
<span class="sourceLineNo">088</span> HBaseClassTestRule.forClass(TestMasterReplication.class);<a name="line.88"></a>
<span class="sourceLineNo">089</span><a name="line.89"></a>
<span class="sourceLineNo">090</span> private static final Logger LOG = LoggerFactory.getLogger(TestMasterReplication.class);<a name="line.90"></a>
<span class="sourceLineNo">091</span><a name="line.91"></a>
<span class="sourceLineNo">092</span> private Configuration baseConfiguration;<a name="line.92"></a>
<span class="sourceLineNo">093</span><a name="line.93"></a>
<span class="sourceLineNo">094</span> private HBaseTestingUtility[] utilities;<a name="line.94"></a>
<span class="sourceLineNo">095</span> private Configuration[] configurations;<a name="line.95"></a>
<span class="sourceLineNo">096</span> private MiniZooKeeperCluster miniZK;<a name="line.96"></a>
<span class="sourceLineNo">097</span><a name="line.97"></a>
<span class="sourceLineNo">098</span> private static final long SLEEP_TIME = 1000;<a name="line.98"></a>
<span class="sourceLineNo">099</span> private static final int NB_RETRIES = 120;<a name="line.99"></a>
<span class="sourceLineNo">100</span><a name="line.100"></a>
<span class="sourceLineNo">101</span> private static final TableName tableName = TableName.valueOf("test");<a name="line.101"></a>
<span class="sourceLineNo">102</span> private static final byte[] famName = Bytes.toBytes("f");<a name="line.102"></a>
<span class="sourceLineNo">103</span> private static final byte[] famName1 = Bytes.toBytes("f1");<a name="line.103"></a>
<span class="sourceLineNo">104</span> private static final byte[] row = Bytes.toBytes("row");<a name="line.104"></a>
<span class="sourceLineNo">105</span> private static final byte[] row1 = Bytes.toBytes("row1");<a name="line.105"></a>
<span class="sourceLineNo">106</span> private static final byte[] row2 = Bytes.toBytes("row2");<a name="line.106"></a>
<span class="sourceLineNo">107</span> private static final byte[] row3 = Bytes.toBytes("row3");<a name="line.107"></a>
<span class="sourceLineNo">108</span> private static final byte[] row4 = Bytes.toBytes("row4");<a name="line.108"></a>
<span class="sourceLineNo">109</span> private static final byte[] noRepfamName = Bytes.toBytes("norep");<a name="line.109"></a>
<span class="sourceLineNo">110</span><a name="line.110"></a>
<span class="sourceLineNo">111</span> private static final byte[] count = Bytes.toBytes("count");<a name="line.111"></a>
<span class="sourceLineNo">112</span> private static final byte[] put = Bytes.toBytes("put");<a name="line.112"></a>
<span class="sourceLineNo">113</span> private static final byte[] delete = Bytes.toBytes("delete");<a name="line.113"></a>
<span class="sourceLineNo">114</span><a name="line.114"></a>
<span class="sourceLineNo">115</span> private TableDescriptor table;<a name="line.115"></a>
<span class="sourceLineNo">116</span><a name="line.116"></a>
<span class="sourceLineNo">117</span> @Before<a name="line.117"></a>
<span class="sourceLineNo">118</span> public void setUp() throws Exception {<a name="line.118"></a>
<span class="sourceLineNo">119</span> baseConfiguration = HBaseConfiguration.create();<a name="line.119"></a>
<span class="sourceLineNo">120</span> // smaller block size and capacity to trigger more operations<a name="line.120"></a>
<span class="sourceLineNo">121</span> // and test them<a name="line.121"></a>
<span class="sourceLineNo">122</span> baseConfiguration.setInt("hbase.regionserver.hlog.blocksize", 1024 * 20);<a name="line.122"></a>
<span class="sourceLineNo">123</span> baseConfiguration.setInt("replication.source.size.capacity", 1024);<a name="line.123"></a>
<span class="sourceLineNo">124</span> baseConfiguration.setLong("replication.source.sleepforretries", 100);<a name="line.124"></a>
<span class="sourceLineNo">125</span> baseConfiguration.setInt("hbase.regionserver.maxlogs", 10);<a name="line.125"></a>
<span class="sourceLineNo">126</span> baseConfiguration.setLong("hbase.master.logcleaner.ttl", 10);<a name="line.126"></a>
<span class="sourceLineNo">127</span> baseConfiguration.setBoolean(HConstants.REPLICATION_BULKLOAD_ENABLE_KEY, true);<a name="line.127"></a>
<span class="sourceLineNo">128</span> baseConfiguration.set("hbase.replication.source.fs.conf.provider",<a name="line.128"></a>
<span class="sourceLineNo">129</span> TestSourceFSConfigurationProvider.class.getCanonicalName());<a name="line.129"></a>
<span class="sourceLineNo">130</span> baseConfiguration.set(HConstants.REPLICATION_CLUSTER_ID, "12345");<a name="line.130"></a>
<span class="sourceLineNo">131</span> baseConfiguration.setLong(HConstants.THREAD_WAKE_FREQUENCY, 100);<a name="line.131"></a>
<span class="sourceLineNo">132</span> baseConfiguration.setStrings(<a name="line.132"></a>
<span class="sourceLineNo">133</span> CoprocessorHost.USER_REGION_COPROCESSOR_CONF_KEY,<a name="line.133"></a>
<span class="sourceLineNo">134</span> CoprocessorCounter.class.getName());<a name="line.134"></a>
<span class="sourceLineNo">135</span> table = TableDescriptorBuilder.newBuilder(tableName)<a name="line.135"></a>
<span class="sourceLineNo">136</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(famName)<a name="line.136"></a>
<span class="sourceLineNo">137</span> .setScope(HConstants.REPLICATION_SCOPE_GLOBAL).build())<a name="line.137"></a>
<span class="sourceLineNo">138</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(famName1)<a name="line.138"></a>
<span class="sourceLineNo">139</span> .setScope(HConstants.REPLICATION_SCOPE_GLOBAL).build())<a name="line.139"></a>
<span class="sourceLineNo">140</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(noRepfamName)).build();<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> /**<a name="line.143"></a>
<span class="sourceLineNo">144</span> * It tests the replication scenario involving 0 -&gt; 1 -&gt; 0. It does it by<a name="line.144"></a>
<span class="sourceLineNo">145</span> * adding and deleting a row to a table in each cluster, checking if it's<a name="line.145"></a>
<span class="sourceLineNo">146</span> * replicated. It also tests that the puts and deletes are not replicated back<a name="line.146"></a>
<span class="sourceLineNo">147</span> * to the originating cluster.<a name="line.147"></a>
<span class="sourceLineNo">148</span> */<a name="line.148"></a>
<span class="sourceLineNo">149</span> @Test<a name="line.149"></a>
<span class="sourceLineNo">150</span> public void testCyclicReplication1() throws Exception {<a name="line.150"></a>
<span class="sourceLineNo">151</span> LOG.info("testSimplePutDelete");<a name="line.151"></a>
<span class="sourceLineNo">152</span> int numClusters = 2;<a name="line.152"></a>
<span class="sourceLineNo">153</span> Table[] htables = null;<a name="line.153"></a>
<span class="sourceLineNo">154</span> try {<a name="line.154"></a>
<span class="sourceLineNo">155</span> htables = setUpClusterTablesAndPeers(numClusters);<a name="line.155"></a>
<span class="sourceLineNo">156</span><a name="line.156"></a>
<span class="sourceLineNo">157</span> int[] expectedCounts = new int[] { 2, 2 };<a name="line.157"></a>
<span class="sourceLineNo">158</span><a name="line.158"></a>
<span class="sourceLineNo">159</span> // add rows to both clusters,<a name="line.159"></a>
<span class="sourceLineNo">160</span> // make sure they are both replication<a name="line.160"></a>
<span class="sourceLineNo">161</span> putAndWait(row, famName, htables[0], htables[1]);<a name="line.161"></a>
<span class="sourceLineNo">162</span> putAndWait(row1, famName, htables[1], htables[0]);<a name="line.162"></a>
<span class="sourceLineNo">163</span> validateCounts(htables, put, expectedCounts);<a name="line.163"></a>
<span class="sourceLineNo">164</span><a name="line.164"></a>
<span class="sourceLineNo">165</span> deleteAndWait(row, htables[0], htables[1]);<a name="line.165"></a>
<span class="sourceLineNo">166</span> deleteAndWait(row1, htables[1], htables[0]);<a name="line.166"></a>
<span class="sourceLineNo">167</span> validateCounts(htables, delete, expectedCounts);<a name="line.167"></a>
<span class="sourceLineNo">168</span> } finally {<a name="line.168"></a>
<span class="sourceLineNo">169</span> close(htables);<a name="line.169"></a>
<span class="sourceLineNo">170</span> shutDownMiniClusters();<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> /**<a name="line.174"></a>
<span class="sourceLineNo">175</span> * Tests the replication scenario 0 -&gt; 0. By default<a name="line.175"></a>
<span class="sourceLineNo">176</span> * {@link org.apache.hadoop.hbase.replication.regionserver.HBaseInterClusterReplicationEndpoint},<a name="line.176"></a>
<span class="sourceLineNo">177</span> * the replication peer should not be added.<a name="line.177"></a>
<span class="sourceLineNo">178</span> */<a name="line.178"></a>
<span class="sourceLineNo">179</span> @Test(expected = DoNotRetryIOException.class)<a name="line.179"></a>
<span class="sourceLineNo">180</span> public void testLoopedReplication()<a name="line.180"></a>
<span class="sourceLineNo">181</span> throws Exception {<a name="line.181"></a>
<span class="sourceLineNo">182</span> LOG.info("testLoopedReplication");<a name="line.182"></a>
<span class="sourceLineNo">183</span> startMiniClusters(1);<a name="line.183"></a>
<span class="sourceLineNo">184</span> createTableOnClusters(table);<a name="line.184"></a>
<span class="sourceLineNo">185</span> addPeer("1", 0, 0);<a name="line.185"></a>
<span class="sourceLineNo">186</span> }<a name="line.186"></a>
<span class="sourceLineNo">187</span><a name="line.187"></a>
<span class="sourceLineNo">188</span> /**<a name="line.188"></a>
<span class="sourceLineNo">189</span> * It tests the replication scenario involving 0 -&gt; 1 -&gt; 0. It does it by bulk loading a set of<a name="line.189"></a>
<span class="sourceLineNo">190</span> * HFiles to a table in each cluster, checking if it's replicated.<a name="line.190"></a>
<span class="sourceLineNo">191</span> */<a name="line.191"></a>
<span class="sourceLineNo">192</span> @Test<a name="line.192"></a>
<span class="sourceLineNo">193</span> public void testHFileCyclicReplication() throws Exception {<a name="line.193"></a>
<span class="sourceLineNo">194</span> LOG.info("testHFileCyclicReplication");<a name="line.194"></a>
<span class="sourceLineNo">195</span> int numClusters = 2;<a name="line.195"></a>
<span class="sourceLineNo">196</span> Table[] htables = null;<a name="line.196"></a>
<span class="sourceLineNo">197</span> try {<a name="line.197"></a>
<span class="sourceLineNo">198</span> htables = setUpClusterTablesAndPeers(numClusters);<a name="line.198"></a>
<span class="sourceLineNo">199</span><a name="line.199"></a>
<span class="sourceLineNo">200</span> // Load 100 rows for each hfile range in cluster '0' and validate whether its been replicated<a name="line.200"></a>
<span class="sourceLineNo">201</span> // to cluster '1'.<a name="line.201"></a>
<span class="sourceLineNo">202</span> byte[][][] hfileRanges =<a name="line.202"></a>
<span class="sourceLineNo">203</span> new byte[][][] { new byte[][] { Bytes.toBytes("aaaa"), Bytes.toBytes("cccc") },<a name="line.203"></a>
<span class="sourceLineNo">204</span> new byte[][] { Bytes.toBytes("ddd"), Bytes.toBytes("fff") }, };<a name="line.204"></a>
<span class="sourceLineNo">205</span> int numOfRows = 100;<a name="line.205"></a>
<span class="sourceLineNo">206</span> int[] expectedCounts =<a name="line.206"></a>
<span class="sourceLineNo">207</span> new int[] { hfileRanges.length * numOfRows, hfileRanges.length * numOfRows };<a name="line.207"></a>
<span class="sourceLineNo">208</span><a name="line.208"></a>
<span class="sourceLineNo">209</span> loadAndValidateHFileReplication("testHFileCyclicReplication_01", 0, new int[] { 1 }, row,<a name="line.209"></a>
<span class="sourceLineNo">210</span> famName, htables, hfileRanges, numOfRows, expectedCounts, true);<a name="line.210"></a>
<span class="sourceLineNo">211</span><a name="line.211"></a>
<span class="sourceLineNo">212</span> // Load 200 rows for each hfile range in cluster '1' and validate whether its been replicated<a name="line.212"></a>
<span class="sourceLineNo">213</span> // to cluster '0'.<a name="line.213"></a>
<span class="sourceLineNo">214</span> hfileRanges = new byte[][][] { new byte[][] { Bytes.toBytes("gggg"), Bytes.toBytes("iiii") },<a name="line.214"></a>
<span class="sourceLineNo">215</span> new byte[][] { Bytes.toBytes("jjj"), Bytes.toBytes("lll") }, };<a name="line.215"></a>
<span class="sourceLineNo">216</span> numOfRows = 200;<a name="line.216"></a>
<span class="sourceLineNo">217</span> int[] newExpectedCounts = new int[] { hfileRanges.length * numOfRows + expectedCounts[0],<a name="line.217"></a>
<span class="sourceLineNo">218</span> hfileRanges.length * numOfRows + expectedCounts[1] };<a name="line.218"></a>
<span class="sourceLineNo">219</span><a name="line.219"></a>
<span class="sourceLineNo">220</span> loadAndValidateHFileReplication("testHFileCyclicReplication_10", 1, new int[] { 0 }, row,<a name="line.220"></a>
<span class="sourceLineNo">221</span> famName, htables, hfileRanges, numOfRows, newExpectedCounts, true);<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
<span class="sourceLineNo">223</span> } finally {<a name="line.223"></a>
<span class="sourceLineNo">224</span> close(htables);<a name="line.224"></a>
<span class="sourceLineNo">225</span> shutDownMiniClusters();<a name="line.225"></a>
<span class="sourceLineNo">226</span> }<a name="line.226"></a>
<span class="sourceLineNo">227</span> }<a name="line.227"></a>
<span class="sourceLineNo">228</span><a name="line.228"></a>
<span class="sourceLineNo">229</span> private Table[] setUpClusterTablesAndPeers(int numClusters) throws Exception {<a name="line.229"></a>
<span class="sourceLineNo">230</span> Table[] htables;<a name="line.230"></a>
<span class="sourceLineNo">231</span> startMiniClusters(numClusters);<a name="line.231"></a>
<span class="sourceLineNo">232</span> createTableOnClusters(table);<a name="line.232"></a>
<span class="sourceLineNo">233</span><a name="line.233"></a>
<span class="sourceLineNo">234</span> htables = getHTablesOnClusters(tableName);<a name="line.234"></a>
<span class="sourceLineNo">235</span> // Test the replication scenarios of 0 -&gt; 1 -&gt; 0<a name="line.235"></a>
<span class="sourceLineNo">236</span> addPeer("1", 0, 1);<a name="line.236"></a>
<span class="sourceLineNo">237</span> addPeer("1", 1, 0);<a name="line.237"></a>
<span class="sourceLineNo">238</span> return htables;<a name="line.238"></a>
<span class="sourceLineNo">239</span> }<a name="line.239"></a>
<span class="sourceLineNo">240</span><a name="line.240"></a>
<span class="sourceLineNo">241</span> /**<a name="line.241"></a>
<span class="sourceLineNo">242</span> * Tests the cyclic replication scenario of 0 -&gt; 1 -&gt; 2 -&gt; 0 by adding and deleting rows to a<a name="line.242"></a>
<span class="sourceLineNo">243</span> * table in each clusters and ensuring that the each of these clusters get the appropriate<a name="line.243"></a>
<span class="sourceLineNo">244</span> * mutations. It also tests the grouping scenario where a cluster needs to replicate the edits<a name="line.244"></a>
<span class="sourceLineNo">245</span> * originating from itself and also the edits that it received using replication from a different<a name="line.245"></a>
<span class="sourceLineNo">246</span> * cluster. The scenario is explained in HBASE-9158<a name="line.246"></a>
<span class="sourceLineNo">247</span> */<a name="line.247"></a>
<span class="sourceLineNo">248</span> @Test<a name="line.248"></a>
<span class="sourceLineNo">249</span> public void testCyclicReplication2() throws Exception {<a name="line.249"></a>
<span class="sourceLineNo">250</span> LOG.info("testCyclicReplication2");<a name="line.250"></a>
<span class="sourceLineNo">251</span> int numClusters = 3;<a name="line.251"></a>
<span class="sourceLineNo">252</span> Table[] htables = null;<a name="line.252"></a>
<span class="sourceLineNo">253</span> try {<a name="line.253"></a>
<span class="sourceLineNo">254</span> startMiniClusters(numClusters);<a name="line.254"></a>
<span class="sourceLineNo">255</span> createTableOnClusters(table);<a name="line.255"></a>
<span class="sourceLineNo">256</span><a name="line.256"></a>
<span class="sourceLineNo">257</span> // Test the replication scenario of 0 -&gt; 1 -&gt; 2 -&gt; 0<a name="line.257"></a>
<span class="sourceLineNo">258</span> addPeer("1", 0, 1);<a name="line.258"></a>
<span class="sourceLineNo">259</span> addPeer("1", 1, 2);<a name="line.259"></a>
<span class="sourceLineNo">260</span> addPeer("1", 2, 0);<a name="line.260"></a>
<span class="sourceLineNo">261</span><a name="line.261"></a>
<span class="sourceLineNo">262</span> htables = getHTablesOnClusters(tableName);<a name="line.262"></a>
<span class="sourceLineNo">263</span><a name="line.263"></a>
<span class="sourceLineNo">264</span> // put "row" and wait 'til it got around<a name="line.264"></a>
<span class="sourceLineNo">265</span> putAndWait(row, famName, htables[0], htables[2]);<a name="line.265"></a>
<span class="sourceLineNo">266</span> putAndWait(row1, famName, htables[1], htables[0]);<a name="line.266"></a>
<span class="sourceLineNo">267</span> putAndWait(row2, famName, htables[2], htables[1]);<a name="line.267"></a>
<span class="sourceLineNo">268</span><a name="line.268"></a>
<span class="sourceLineNo">269</span> deleteAndWait(row, htables[0], htables[2]);<a name="line.269"></a>
<span class="sourceLineNo">270</span> deleteAndWait(row1, htables[1], htables[0]);<a name="line.270"></a>
<span class="sourceLineNo">271</span> deleteAndWait(row2, htables[2], htables[1]);<a name="line.271"></a>
<span class="sourceLineNo">272</span><a name="line.272"></a>
<span class="sourceLineNo">273</span> int[] expectedCounts = new int[] { 3, 3, 3 };<a name="line.273"></a>
<span class="sourceLineNo">274</span> validateCounts(htables, put, expectedCounts);<a name="line.274"></a>
<span class="sourceLineNo">275</span> validateCounts(htables, delete, expectedCounts);<a name="line.275"></a>
<span class="sourceLineNo">276</span><a name="line.276"></a>
<span class="sourceLineNo">277</span> // Test HBASE-9158<a name="line.277"></a>
<span class="sourceLineNo">278</span> disablePeer("1", 2);<a name="line.278"></a>
<span class="sourceLineNo">279</span> // we now have an edit that was replicated into cluster originating from<a name="line.279"></a>
<span class="sourceLineNo">280</span> // cluster 0<a name="line.280"></a>
<span class="sourceLineNo">281</span> putAndWait(row3, famName, htables[0], htables[1]);<a name="line.281"></a>
<span class="sourceLineNo">282</span> // now add a local edit to cluster 1<a name="line.282"></a>
<span class="sourceLineNo">283</span> htables[1].put(new Put(row4).addColumn(famName, row4, row4));<a name="line.283"></a>
<span class="sourceLineNo">284</span> // re-enable replication from cluster 2 to cluster 0<a name="line.284"></a>
<span class="sourceLineNo">285</span> enablePeer("1", 2);<a name="line.285"></a>
<span class="sourceLineNo">286</span> // without HBASE-9158 the edit for row4 would have been marked with<a name="line.286"></a>
<span class="sourceLineNo">287</span> // cluster 0's id<a name="line.287"></a>
<span class="sourceLineNo">288</span> // and hence not replicated to cluster 0<a name="line.288"></a>
<span class="sourceLineNo">289</span> wait(row4, htables[0], false);<a name="line.289"></a>
<span class="sourceLineNo">290</span> } finally {<a name="line.290"></a>
<span class="sourceLineNo">291</span> close(htables);<a name="line.291"></a>
<span class="sourceLineNo">292</span> shutDownMiniClusters();<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> * It tests the multi slave hfile replication scenario involving 0 -&gt; 1, 2. It does it by bulk<a name="line.297"></a>
<span class="sourceLineNo">298</span> * loading a set of HFiles to a table in master cluster, checking if it's replicated in its peers.<a name="line.298"></a>
<span class="sourceLineNo">299</span> */<a name="line.299"></a>
<span class="sourceLineNo">300</span> @Test<a name="line.300"></a>
<span class="sourceLineNo">301</span> public void testHFileMultiSlaveReplication() throws Exception {<a name="line.301"></a>
<span class="sourceLineNo">302</span> LOG.info("testHFileMultiSlaveReplication");<a name="line.302"></a>
<span class="sourceLineNo">303</span> int numClusters = 3;<a name="line.303"></a>
<span class="sourceLineNo">304</span> Table[] htables = null;<a name="line.304"></a>
<span class="sourceLineNo">305</span> try {<a name="line.305"></a>
<span class="sourceLineNo">306</span> startMiniClusters(numClusters);<a name="line.306"></a>
<span class="sourceLineNo">307</span> createTableOnClusters(table);<a name="line.307"></a>
<span class="sourceLineNo">308</span><a name="line.308"></a>
<span class="sourceLineNo">309</span> // Add a slave, 0 -&gt; 1<a name="line.309"></a>
<span class="sourceLineNo">310</span> addPeer("1", 0, 1);<a name="line.310"></a>
<span class="sourceLineNo">311</span><a name="line.311"></a>
<span class="sourceLineNo">312</span> htables = getHTablesOnClusters(tableName);<a name="line.312"></a>
<span class="sourceLineNo">313</span><a name="line.313"></a>
<span class="sourceLineNo">314</span> // Load 100 rows for each hfile range in cluster '0' and validate whether its been replicated<a name="line.314"></a>
<span class="sourceLineNo">315</span> // to cluster '1'.<a name="line.315"></a>
<span class="sourceLineNo">316</span> byte[][][] hfileRanges =<a name="line.316"></a>
<span class="sourceLineNo">317</span> new byte[][][] { new byte[][] { Bytes.toBytes("mmmm"), Bytes.toBytes("oooo") },<a name="line.317"></a>
<span class="sourceLineNo">318</span> new byte[][] { Bytes.toBytes("ppp"), Bytes.toBytes("rrr") }, };<a name="line.318"></a>
<span class="sourceLineNo">319</span> int numOfRows = 100;<a name="line.319"></a>
<span class="sourceLineNo">320</span><a name="line.320"></a>
<span class="sourceLineNo">321</span> int[] expectedCounts =<a name="line.321"></a>
<span class="sourceLineNo">322</span> new int[] { hfileRanges.length * numOfRows, hfileRanges.length * numOfRows };<a name="line.322"></a>
<span class="sourceLineNo">323</span><a name="line.323"></a>
<span class="sourceLineNo">324</span> loadAndValidateHFileReplication("testHFileCyclicReplication_0", 0, new int[] { 1 }, row,<a name="line.324"></a>
<span class="sourceLineNo">325</span> famName, htables, hfileRanges, numOfRows, expectedCounts, true);<a name="line.325"></a>
<span class="sourceLineNo">326</span><a name="line.326"></a>
<span class="sourceLineNo">327</span> // Validate data is not replicated to cluster '2'.<a name="line.327"></a>
<span class="sourceLineNo">328</span> assertEquals(0, utilities[2].countRows(htables[2]));<a name="line.328"></a>
<span class="sourceLineNo">329</span><a name="line.329"></a>
<span class="sourceLineNo">330</span> rollWALAndWait(utilities[0], htables[0].getName(), row);<a name="line.330"></a>
<span class="sourceLineNo">331</span><a name="line.331"></a>
<span class="sourceLineNo">332</span> // Add one more slave, 0 -&gt; 2<a name="line.332"></a>
<span class="sourceLineNo">333</span> addPeer("2", 0, 2);<a name="line.333"></a>
<span class="sourceLineNo">334</span><a name="line.334"></a>
<span class="sourceLineNo">335</span> // Load 200 rows for each hfile range in cluster '0' and validate whether its been replicated<a name="line.335"></a>
<span class="sourceLineNo">336</span> // to cluster '1' and '2'. Previous data should be replicated to cluster '2'.<a name="line.336"></a>
<span class="sourceLineNo">337</span> hfileRanges = new byte[][][] { new byte[][] { Bytes.toBytes("ssss"), Bytes.toBytes("uuuu") },<a name="line.337"></a>
<span class="sourceLineNo">338</span> new byte[][] { Bytes.toBytes("vvv"), Bytes.toBytes("xxx") }, };<a name="line.338"></a>
<span class="sourceLineNo">339</span> numOfRows = 200;<a name="line.339"></a>
<span class="sourceLineNo">340</span><a name="line.340"></a>
<span class="sourceLineNo">341</span> int[] newExpectedCounts = new int[] { hfileRanges.length * numOfRows + expectedCounts[0],<a name="line.341"></a>
<span class="sourceLineNo">342</span> hfileRanges.length * numOfRows + expectedCounts[1], hfileRanges.length * numOfRows };<a name="line.342"></a>
<span class="sourceLineNo">343</span><a name="line.343"></a>
<span class="sourceLineNo">344</span> loadAndValidateHFileReplication("testHFileCyclicReplication_1", 0, new int[] { 1, 2 }, row,<a name="line.344"></a>
<span class="sourceLineNo">345</span> famName, htables, hfileRanges, numOfRows, newExpectedCounts, true);<a name="line.345"></a>
<span class="sourceLineNo">346</span><a name="line.346"></a>
<span class="sourceLineNo">347</span> } finally {<a name="line.347"></a>
<span class="sourceLineNo">348</span> close(htables);<a name="line.348"></a>
<span class="sourceLineNo">349</span> shutDownMiniClusters();<a name="line.349"></a>
<span class="sourceLineNo">350</span> }<a name="line.350"></a>
<span class="sourceLineNo">351</span> }<a name="line.351"></a>
<span class="sourceLineNo">352</span><a name="line.352"></a>
<span class="sourceLineNo">353</span> /**<a name="line.353"></a>
<span class="sourceLineNo">354</span> * It tests the bulk loaded hfile replication scenario to only explicitly specified table column<a name="line.354"></a>
<span class="sourceLineNo">355</span> * families. It does it by bulk loading a set of HFiles belonging to both the CFs of table and set<a name="line.355"></a>
<span class="sourceLineNo">356</span> * only one CF data to replicate.<a name="line.356"></a>
<span class="sourceLineNo">357</span> */<a name="line.357"></a>
<span class="sourceLineNo">358</span> @Test<a name="line.358"></a>
<span class="sourceLineNo">359</span> public void testHFileReplicationForConfiguredTableCfs() throws Exception {<a name="line.359"></a>
<span class="sourceLineNo">360</span> LOG.info("testHFileReplicationForConfiguredTableCfs");<a name="line.360"></a>
<span class="sourceLineNo">361</span> int numClusters = 2;<a name="line.361"></a>
<span class="sourceLineNo">362</span> Table[] htables = null;<a name="line.362"></a>
<span class="sourceLineNo">363</span> try {<a name="line.363"></a>
<span class="sourceLineNo">364</span> startMiniClusters(numClusters);<a name="line.364"></a>
<span class="sourceLineNo">365</span> createTableOnClusters(table);<a name="line.365"></a>
<span class="sourceLineNo">366</span><a name="line.366"></a>
<span class="sourceLineNo">367</span> htables = getHTablesOnClusters(tableName);<a name="line.367"></a>
<span class="sourceLineNo">368</span> // Test the replication scenarios only 'f' is configured for table data replication not 'f1'<a name="line.368"></a>
<span class="sourceLineNo">369</span> addPeer("1", 0, 1, tableName.getNameAsString() + ":" + Bytes.toString(famName));<a name="line.369"></a>
<span class="sourceLineNo">370</span><a name="line.370"></a>
<span class="sourceLineNo">371</span> // Load 100 rows for each hfile range in cluster '0' for table CF 'f'<a name="line.371"></a>
<span class="sourceLineNo">372</span> byte[][][] hfileRanges =<a name="line.372"></a>
<span class="sourceLineNo">373</span> new byte[][][] { new byte[][] { Bytes.toBytes("aaaa"), Bytes.toBytes("cccc") },<a name="line.373"></a>
<span class="sourceLineNo">374</span> new byte[][] { Bytes.toBytes("ddd"), Bytes.toBytes("fff") }, };<a name="line.374"></a>
<span class="sourceLineNo">375</span> int numOfRows = 100;<a name="line.375"></a>
<span class="sourceLineNo">376</span> int[] expectedCounts =<a name="line.376"></a>
<span class="sourceLineNo">377</span> new int[] { hfileRanges.length * numOfRows, hfileRanges.length * numOfRows };<a name="line.377"></a>
<span class="sourceLineNo">378</span><a name="line.378"></a>
<span class="sourceLineNo">379</span> loadAndValidateHFileReplication("load_f", 0, new int[] { 1 }, row, famName, htables,<a name="line.379"></a>
<span class="sourceLineNo">380</span> hfileRanges, numOfRows, expectedCounts, true);<a name="line.380"></a>
<span class="sourceLineNo">381</span><a name="line.381"></a>
<span class="sourceLineNo">382</span> // Load 100 rows for each hfile range in cluster '0' for table CF 'f1'<a name="line.382"></a>
<span class="sourceLineNo">383</span> hfileRanges = new byte[][][] { new byte[][] { Bytes.toBytes("gggg"), Bytes.toBytes("iiii") },<a name="line.383"></a>
<span class="sourceLineNo">384</span> new byte[][] { Bytes.toBytes("jjj"), Bytes.toBytes("lll") }, };<a name="line.384"></a>
<span class="sourceLineNo">385</span> numOfRows = 100;<a name="line.385"></a>
<span class="sourceLineNo">386</span><a name="line.386"></a>
<span class="sourceLineNo">387</span> int[] newExpectedCounts =<a name="line.387"></a>
<span class="sourceLineNo">388</span> new int[] { hfileRanges.length * numOfRows + expectedCounts[0], expectedCounts[1] };<a name="line.388"></a>
<span class="sourceLineNo">389</span><a name="line.389"></a>
<span class="sourceLineNo">390</span> loadAndValidateHFileReplication("load_f1", 0, new int[] { 1 }, row, famName1, htables,<a name="line.390"></a>
<span class="sourceLineNo">391</span> hfileRanges, numOfRows, newExpectedCounts, false);<a name="line.391"></a>
<span class="sourceLineNo">392</span><a name="line.392"></a>
<span class="sourceLineNo">393</span> // Validate data replication for CF 'f1'<a name="line.393"></a>
<span class="sourceLineNo">394</span><a name="line.394"></a>
<span class="sourceLineNo">395</span> // Source cluster table should contain data for the families<a name="line.395"></a>
<span class="sourceLineNo">396</span> wait(0, htables[0], hfileRanges.length * numOfRows + expectedCounts[0]);<a name="line.396"></a>
<span class="sourceLineNo">397</span><a name="line.397"></a>
<span class="sourceLineNo">398</span> // Sleep for enough time so that the data is still not replicated for the CF which is not<a name="line.398"></a>
<span class="sourceLineNo">399</span> // configured for replication<a name="line.399"></a>
<span class="sourceLineNo">400</span> Thread.sleep((NB_RETRIES / 2) * SLEEP_TIME);<a name="line.400"></a>
<span class="sourceLineNo">401</span> // Peer cluster should have only configured CF data<a name="line.401"></a>
<span class="sourceLineNo">402</span> wait(1, htables[1], expectedCounts[1]);<a name="line.402"></a>
<span class="sourceLineNo">403</span> } finally {<a name="line.403"></a>
<span class="sourceLineNo">404</span> close(htables);<a name="line.404"></a>
<span class="sourceLineNo">405</span> shutDownMiniClusters();<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><a name="line.408"></a>
<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
<span class="sourceLineNo">410</span> * Tests cyclic replication scenario of 0 -&gt; 1 -&gt; 2 -&gt; 1.<a name="line.410"></a>
<span class="sourceLineNo">411</span> */<a name="line.411"></a>
<span class="sourceLineNo">412</span> @Test<a name="line.412"></a>
<span class="sourceLineNo">413</span> public void testCyclicReplication3() throws Exception {<a name="line.413"></a>
<span class="sourceLineNo">414</span> LOG.info("testCyclicReplication2");<a name="line.414"></a>
<span class="sourceLineNo">415</span> int numClusters = 3;<a name="line.415"></a>
<span class="sourceLineNo">416</span> Table[] htables = null;<a name="line.416"></a>
<span class="sourceLineNo">417</span> try {<a name="line.417"></a>
<span class="sourceLineNo">418</span> startMiniClusters(numClusters);<a name="line.418"></a>
<span class="sourceLineNo">419</span> createTableOnClusters(table);<a name="line.419"></a>
<span class="sourceLineNo">420</span><a name="line.420"></a>
<span class="sourceLineNo">421</span> // Test the replication scenario of 0 -&gt; 1 -&gt; 2 -&gt; 1<a name="line.421"></a>
<span class="sourceLineNo">422</span> addPeer("1", 0, 1);<a name="line.422"></a>
<span class="sourceLineNo">423</span> addPeer("1", 1, 2);<a name="line.423"></a>
<span class="sourceLineNo">424</span> addPeer("1", 2, 1);<a name="line.424"></a>
<span class="sourceLineNo">425</span><a name="line.425"></a>
<span class="sourceLineNo">426</span> htables = getHTablesOnClusters(tableName);<a name="line.426"></a>
<span class="sourceLineNo">427</span><a name="line.427"></a>
<span class="sourceLineNo">428</span> // put "row" and wait 'til it got around<a name="line.428"></a>
<span class="sourceLineNo">429</span> putAndWait(row, famName, htables[0], htables[2]);<a name="line.429"></a>
<span class="sourceLineNo">430</span> putAndWait(row1, famName, htables[1], htables[2]);<a name="line.430"></a>
<span class="sourceLineNo">431</span> putAndWait(row2, famName, htables[2], htables[1]);<a name="line.431"></a>
<span class="sourceLineNo">432</span><a name="line.432"></a>
<span class="sourceLineNo">433</span> deleteAndWait(row, htables[0], htables[2]);<a name="line.433"></a>
<span class="sourceLineNo">434</span> deleteAndWait(row1, htables[1], htables[2]);<a name="line.434"></a>
<span class="sourceLineNo">435</span> deleteAndWait(row2, htables[2], htables[1]);<a name="line.435"></a>
<span class="sourceLineNo">436</span><a name="line.436"></a>
<span class="sourceLineNo">437</span> int[] expectedCounts = new int[] { 1, 3, 3 };<a name="line.437"></a>
<span class="sourceLineNo">438</span> validateCounts(htables, put, expectedCounts);<a name="line.438"></a>
<span class="sourceLineNo">439</span> validateCounts(htables, delete, expectedCounts);<a name="line.439"></a>
<span class="sourceLineNo">440</span> } finally {<a name="line.440"></a>
<span class="sourceLineNo">441</span> close(htables);<a name="line.441"></a>
<span class="sourceLineNo">442</span> shutDownMiniClusters();<a name="line.442"></a>
<span class="sourceLineNo">443</span> }<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> * Tests that base replication peer configs are applied on peer creation<a name="line.447"></a>
<span class="sourceLineNo">448</span> * and the configs are overriden if updated as part of updateReplicationPeerConfig()<a name="line.448"></a>
<span class="sourceLineNo">449</span> *<a name="line.449"></a>
<span class="sourceLineNo">450</span> */<a name="line.450"></a>
<span class="sourceLineNo">451</span> @Test<a name="line.451"></a>
<span class="sourceLineNo">452</span> public void testBasePeerConfigsForPeerMutations()<a name="line.452"></a>
<span class="sourceLineNo">453</span> throws Exception {<a name="line.453"></a>
<span class="sourceLineNo">454</span> LOG.info("testBasePeerConfigsForPeerMutations");<a name="line.454"></a>
<span class="sourceLineNo">455</span> String firstCustomPeerConfigKey = "hbase.xxx.custom_config";<a name="line.455"></a>
<span class="sourceLineNo">456</span> String firstCustomPeerConfigValue = "test";<a name="line.456"></a>
<span class="sourceLineNo">457</span> String firstCustomPeerConfigUpdatedValue = "test_updated";<a name="line.457"></a>
<span class="sourceLineNo">458</span><a name="line.458"></a>
<span class="sourceLineNo">459</span> String secondCustomPeerConfigKey = "hbase.xxx.custom_second_config";<a name="line.459"></a>
<span class="sourceLineNo">460</span> String secondCustomPeerConfigValue = "testSecond";<a name="line.460"></a>
<span class="sourceLineNo">461</span> String secondCustomPeerConfigUpdatedValue = "testSecondUpdated";<a name="line.461"></a>
<span class="sourceLineNo">462</span> try {<a name="line.462"></a>
<span class="sourceLineNo">463</span> baseConfiguration.set(ReplicationPeerConfigUtil.HBASE_REPLICATION_PEER_BASE_CONFIG,<a name="line.463"></a>
<span class="sourceLineNo">464</span> firstCustomPeerConfigKey.concat("=").concat(firstCustomPeerConfigValue));<a name="line.464"></a>
<span class="sourceLineNo">465</span> startMiniClusters(2);<a name="line.465"></a>
<span class="sourceLineNo">466</span> addPeer("1", 0, 1);<a name="line.466"></a>
<span class="sourceLineNo">467</span> addPeer("2", 0, 1);<a name="line.467"></a>
<span class="sourceLineNo">468</span> Admin admin = utilities[0].getAdmin();<a name="line.468"></a>
<span class="sourceLineNo">469</span><a name="line.469"></a>
<span class="sourceLineNo">470</span> // Validates base configs 1 is present for both peer.<a name="line.470"></a>
<span class="sourceLineNo">471</span> Assert.assertEquals(firstCustomPeerConfigValue, admin.getReplicationPeerConfig("1").<a name="line.471"></a>
<span class="sourceLineNo">472</span> getConfiguration().get(firstCustomPeerConfigKey));<a name="line.472"></a>
<span class="sourceLineNo">473</span> Assert.assertEquals(firstCustomPeerConfigValue, admin.getReplicationPeerConfig("2").<a name="line.473"></a>
<span class="sourceLineNo">474</span> getConfiguration().get(firstCustomPeerConfigKey));<a name="line.474"></a>
<span class="sourceLineNo">475</span><a name="line.475"></a>
<span class="sourceLineNo">476</span> // override value of configuration 1 for peer "1".<a name="line.476"></a>
<span class="sourceLineNo">477</span> ReplicationPeerConfig updatedReplicationConfigForPeer1 = ReplicationPeerConfig.<a name="line.477"></a>
<span class="sourceLineNo">478</span> newBuilder(admin.getReplicationPeerConfig("1")).<a name="line.478"></a>
<span class="sourceLineNo">479</span> putConfiguration(firstCustomPeerConfigKey, firstCustomPeerConfigUpdatedValue).build();<a name="line.479"></a>
<span class="sourceLineNo">480</span><a name="line.480"></a>
<span class="sourceLineNo">481</span> // add configuration 2 for peer "2".<a name="line.481"></a>
<span class="sourceLineNo">482</span> ReplicationPeerConfig updatedReplicationConfigForPeer2 = ReplicationPeerConfig.<a name="line.482"></a>
<span class="sourceLineNo">483</span> newBuilder(admin.getReplicationPeerConfig("2")).<a name="line.483"></a>
<span class="sourceLineNo">484</span> putConfiguration(secondCustomPeerConfigKey, secondCustomPeerConfigUpdatedValue).build();<a name="line.484"></a>
<span class="sourceLineNo">485</span><a name="line.485"></a>
<span class="sourceLineNo">486</span> admin.updateReplicationPeerConfig("1", updatedReplicationConfigForPeer1);<a name="line.486"></a>
<span class="sourceLineNo">487</span> admin.updateReplicationPeerConfig("2", updatedReplicationConfigForPeer2);<a name="line.487"></a>
<span class="sourceLineNo">488</span><a name="line.488"></a>
<span class="sourceLineNo">489</span> // validates configuration is overridden by updateReplicationPeerConfig<a name="line.489"></a>
<span class="sourceLineNo">490</span> Assert.assertEquals(firstCustomPeerConfigUpdatedValue, admin.getReplicationPeerConfig("1").<a name="line.490"></a>
<span class="sourceLineNo">491</span> getConfiguration().get(firstCustomPeerConfigKey));<a name="line.491"></a>
<span class="sourceLineNo">492</span> Assert.assertEquals(secondCustomPeerConfigUpdatedValue, admin.getReplicationPeerConfig("2").<a name="line.492"></a>
<span class="sourceLineNo">493</span> getConfiguration().get(secondCustomPeerConfigKey));<a name="line.493"></a>
<span class="sourceLineNo">494</span><a name="line.494"></a>
<span class="sourceLineNo">495</span> // Add second config to base config and perform restart.<a name="line.495"></a>
<span class="sourceLineNo">496</span> utilities[0].getConfiguration().set(ReplicationPeerConfigUtil.<a name="line.496"></a>
<span class="sourceLineNo">497</span> HBASE_REPLICATION_PEER_BASE_CONFIG, firstCustomPeerConfigKey.concat("=").<a name="line.497"></a>
<span class="sourceLineNo">498</span> concat(firstCustomPeerConfigValue).concat(";").concat(secondCustomPeerConfigKey)<a name="line.498"></a>
<span class="sourceLineNo">499</span> .concat("=").concat(secondCustomPeerConfigValue));<a name="line.499"></a>
<span class="sourceLineNo">500</span><a name="line.500"></a>
<span class="sourceLineNo">501</span> utilities[0].shutdownMiniHBaseCluster();<a name="line.501"></a>
<span class="sourceLineNo">502</span> utilities[0].restartHBaseCluster(1);<a name="line.502"></a>
<span class="sourceLineNo">503</span> admin = utilities[0].getAdmin();<a name="line.503"></a>
<span class="sourceLineNo">504</span><a name="line.504"></a>
<span class="sourceLineNo">505</span> // Both retains the value of base configuration 1 value as before restart.<a name="line.505"></a>
<span class="sourceLineNo">506</span> // Peer 1 (Update value), Peer 2 (Base Value)<a name="line.506"></a>
<span class="sourceLineNo">507</span> Assert.assertEquals(firstCustomPeerConfigUpdatedValue, admin.getReplicationPeerConfig("1").<a name="line.507"></a>
<span class="sourceLineNo">508</span> getConfiguration().get(firstCustomPeerConfigKey));<a name="line.508"></a>
<span class="sourceLineNo">509</span> Assert.assertEquals(firstCustomPeerConfigValue, admin.getReplicationPeerConfig("2").<a name="line.509"></a>
<span class="sourceLineNo">510</span> getConfiguration().get(firstCustomPeerConfigKey));<a name="line.510"></a>
<span class="sourceLineNo">511</span><a name="line.511"></a>
<span class="sourceLineNo">512</span> // Peer 1 gets new base config as part of restart.<a name="line.512"></a>
<span class="sourceLineNo">513</span> Assert.assertEquals(secondCustomPeerConfigValue, admin.getReplicationPeerConfig("1").<a name="line.513"></a>
<span class="sourceLineNo">514</span> getConfiguration().get(secondCustomPeerConfigKey));<a name="line.514"></a>
<span class="sourceLineNo">515</span> // Peer 2 retains the updated value as before restart.<a name="line.515"></a>
<span class="sourceLineNo">516</span> Assert.assertEquals(secondCustomPeerConfigUpdatedValue, admin.getReplicationPeerConfig("2").<a name="line.516"></a>
<span class="sourceLineNo">517</span> getConfiguration().get(secondCustomPeerConfigKey));<a name="line.517"></a>
<span class="sourceLineNo">518</span> } finally {<a name="line.518"></a>
<span class="sourceLineNo">519</span> shutDownMiniClusters();<a name="line.519"></a>
<span class="sourceLineNo">520</span> baseConfiguration.unset(ReplicationPeerConfigUtil.HBASE_REPLICATION_PEER_BASE_CONFIG);<a name="line.520"></a>
<span class="sourceLineNo">521</span> }<a name="line.521"></a>
<span class="sourceLineNo">522</span> }<a name="line.522"></a>
<span class="sourceLineNo">523</span><a name="line.523"></a>
<span class="sourceLineNo">524</span> @After<a name="line.524"></a>
<span class="sourceLineNo">525</span> public void tearDown() throws IOException {<a name="line.525"></a>
<span class="sourceLineNo">526</span> configurations = null;<a name="line.526"></a>
<span class="sourceLineNo">527</span> utilities = null;<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> @SuppressWarnings("resource")<a name="line.530"></a>
<span class="sourceLineNo">531</span> private void startMiniClusters(int numClusters) throws Exception {<a name="line.531"></a>
<span class="sourceLineNo">532</span> Random random = new Random();<a name="line.532"></a>
<span class="sourceLineNo">533</span> utilities = new HBaseTestingUtility[numClusters];<a name="line.533"></a>
<span class="sourceLineNo">534</span> configurations = new Configuration[numClusters];<a name="line.534"></a>
<span class="sourceLineNo">535</span> for (int i = 0; i &lt; numClusters; i++) {<a name="line.535"></a>
<span class="sourceLineNo">536</span> Configuration conf = new Configuration(baseConfiguration);<a name="line.536"></a>
<span class="sourceLineNo">537</span> conf.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/" + i + random.nextInt());<a name="line.537"></a>
<span class="sourceLineNo">538</span> HBaseTestingUtility utility = new HBaseTestingUtility(conf);<a name="line.538"></a>
<span class="sourceLineNo">539</span> if (i == 0) {<a name="line.539"></a>
<span class="sourceLineNo">540</span> utility.startMiniZKCluster();<a name="line.540"></a>
<span class="sourceLineNo">541</span> miniZK = utility.getZkCluster();<a name="line.541"></a>
<span class="sourceLineNo">542</span> } else {<a name="line.542"></a>
<span class="sourceLineNo">543</span> utility.setZkCluster(miniZK);<a name="line.543"></a>
<span class="sourceLineNo">544</span> }<a name="line.544"></a>
<span class="sourceLineNo">545</span> utility.startMiniCluster();<a name="line.545"></a>
<span class="sourceLineNo">546</span> utilities[i] = utility;<a name="line.546"></a>
<span class="sourceLineNo">547</span> configurations[i] = conf;<a name="line.547"></a>
<span class="sourceLineNo">548</span> new ZKWatcher(conf, "cluster" + i, null, true);<a name="line.548"></a>
<span class="sourceLineNo">549</span> }<a name="line.549"></a>
<span class="sourceLineNo">550</span> }<a name="line.550"></a>
<span class="sourceLineNo">551</span><a name="line.551"></a>
<span class="sourceLineNo">552</span> private void shutDownMiniClusters() throws Exception {<a name="line.552"></a>
<span class="sourceLineNo">553</span> int numClusters = utilities.length;<a name="line.553"></a>
<span class="sourceLineNo">554</span> for (int i = numClusters - 1; i &gt;= 0; i--) {<a name="line.554"></a>
<span class="sourceLineNo">555</span> if (utilities[i] != null) {<a name="line.555"></a>
<span class="sourceLineNo">556</span> utilities[i].shutdownMiniCluster();<a name="line.556"></a>
<span class="sourceLineNo">557</span> }<a name="line.557"></a>
<span class="sourceLineNo">558</span> }<a name="line.558"></a>
<span class="sourceLineNo">559</span> miniZK.shutdown();<a name="line.559"></a>
<span class="sourceLineNo">560</span> }<a name="line.560"></a>
<span class="sourceLineNo">561</span><a name="line.561"></a>
<span class="sourceLineNo">562</span> private void createTableOnClusters(TableDescriptor table) throws Exception {<a name="line.562"></a>
<span class="sourceLineNo">563</span> for (HBaseTestingUtility utility : utilities) {<a name="line.563"></a>
<span class="sourceLineNo">564</span> utility.getAdmin().createTable(table);<a name="line.564"></a>
<span class="sourceLineNo">565</span> }<a name="line.565"></a>
<span class="sourceLineNo">566</span> }<a name="line.566"></a>
<span class="sourceLineNo">567</span><a name="line.567"></a>
<span class="sourceLineNo">568</span> private void addPeer(String id, int masterClusterNumber,<a name="line.568"></a>
<span class="sourceLineNo">569</span> int slaveClusterNumber) throws Exception {<a name="line.569"></a>
<span class="sourceLineNo">570</span> try (Connection conn = ConnectionFactory.createConnection(configurations[masterClusterNumber]);<a name="line.570"></a>
<span class="sourceLineNo">571</span> Admin admin = conn.getAdmin()) {<a name="line.571"></a>
<span class="sourceLineNo">572</span> admin.addReplicationPeer(id,<a name="line.572"></a>
<span class="sourceLineNo">573</span> new ReplicationPeerConfig().setClusterKey(utilities[slaveClusterNumber].getClusterKey()));<a name="line.573"></a>
<span class="sourceLineNo">574</span> }<a name="line.574"></a>
<span class="sourceLineNo">575</span> }<a name="line.575"></a>
<span class="sourceLineNo">576</span><a name="line.576"></a>
<span class="sourceLineNo">577</span> private void addPeer(String id, int masterClusterNumber, int slaveClusterNumber, String tableCfs)<a name="line.577"></a>
<span class="sourceLineNo">578</span> throws Exception {<a name="line.578"></a>
<span class="sourceLineNo">579</span> try (Connection conn = ConnectionFactory.createConnection(configurations[masterClusterNumber]);<a name="line.579"></a>
<span class="sourceLineNo">580</span> Admin admin = conn.getAdmin()) {<a name="line.580"></a>
<span class="sourceLineNo">581</span> admin.addReplicationPeer(<a name="line.581"></a>
<span class="sourceLineNo">582</span> id,<a name="line.582"></a>
<span class="sourceLineNo">583</span> new ReplicationPeerConfig().setClusterKey(utilities[slaveClusterNumber].getClusterKey())<a name="line.583"></a>
<span class="sourceLineNo">584</span> .setReplicateAllUserTables(false)<a name="line.584"></a>
<span class="sourceLineNo">585</span> .setTableCFsMap(ReplicationPeerConfigUtil.parseTableCFsFromConfig(tableCfs)));<a name="line.585"></a>
<span class="sourceLineNo">586</span> }<a name="line.586"></a>
<span class="sourceLineNo">587</span> }<a name="line.587"></a>
<span class="sourceLineNo">588</span><a name="line.588"></a>
<span class="sourceLineNo">589</span> private void disablePeer(String id, int masterClusterNumber) throws Exception {<a name="line.589"></a>
<span class="sourceLineNo">590</span> try (Connection conn = ConnectionFactory.createConnection(configurations[masterClusterNumber]);<a name="line.590"></a>
<span class="sourceLineNo">591</span> Admin admin = conn.getAdmin()) {<a name="line.591"></a>
<span class="sourceLineNo">592</span> admin.disableReplicationPeer(id);<a name="line.592"></a>
<span class="sourceLineNo">593</span> }<a name="line.593"></a>
<span class="sourceLineNo">594</span> }<a name="line.594"></a>
<span class="sourceLineNo">595</span><a name="line.595"></a>
<span class="sourceLineNo">596</span> private void enablePeer(String id, int masterClusterNumber) throws Exception {<a name="line.596"></a>
<span class="sourceLineNo">597</span> try (Connection conn = ConnectionFactory.createConnection(configurations[masterClusterNumber]);<a name="line.597"></a>
<span class="sourceLineNo">598</span> Admin admin = conn.getAdmin()) {<a name="line.598"></a>
<span class="sourceLineNo">599</span> admin.enableReplicationPeer(id);<a name="line.599"></a>
<span class="sourceLineNo">600</span> }<a name="line.600"></a>
<span class="sourceLineNo">601</span> }<a name="line.601"></a>
<span class="sourceLineNo">602</span><a name="line.602"></a>
<span class="sourceLineNo">603</span> private void close(Closeable... closeables) {<a name="line.603"></a>
<span class="sourceLineNo">604</span> try {<a name="line.604"></a>
<span class="sourceLineNo">605</span> if (closeables != null) {<a name="line.605"></a>
<span class="sourceLineNo">606</span> for (Closeable closeable : closeables) {<a name="line.606"></a>
<span class="sourceLineNo">607</span> closeable.close();<a name="line.607"></a>
<span class="sourceLineNo">608</span> }<a name="line.608"></a>
<span class="sourceLineNo">609</span> }<a name="line.609"></a>
<span class="sourceLineNo">610</span> } catch (Exception e) {<a name="line.610"></a>
<span class="sourceLineNo">611</span> LOG.warn("Exception occurred while closing the object:", e);<a name="line.611"></a>
<span class="sourceLineNo">612</span> }<a name="line.612"></a>
<span class="sourceLineNo">613</span> }<a name="line.613"></a>
<span class="sourceLineNo">614</span><a name="line.614"></a>
<span class="sourceLineNo">615</span> @SuppressWarnings("resource")<a name="line.615"></a>
<span class="sourceLineNo">616</span> private Table[] getHTablesOnClusters(TableName tableName) throws Exception {<a name="line.616"></a>
<span class="sourceLineNo">617</span> int numClusters = utilities.length;<a name="line.617"></a>
<span class="sourceLineNo">618</span> Table[] htables = new Table[numClusters];<a name="line.618"></a>
<span class="sourceLineNo">619</span> for (int i = 0; i &lt; numClusters; i++) {<a name="line.619"></a>
<span class="sourceLineNo">620</span> Table htable = ConnectionFactory.createConnection(configurations[i]).getTable(tableName);<a name="line.620"></a>
<span class="sourceLineNo">621</span> htables[i] = htable;<a name="line.621"></a>
<span class="sourceLineNo">622</span> }<a name="line.622"></a>
<span class="sourceLineNo">623</span> return htables;<a name="line.623"></a>
<span class="sourceLineNo">624</span> }<a name="line.624"></a>
<span class="sourceLineNo">625</span><a name="line.625"></a>
<span class="sourceLineNo">626</span> private void validateCounts(Table[] htables, byte[] type,<a name="line.626"></a>
<span class="sourceLineNo">627</span> int[] expectedCounts) throws IOException {<a name="line.627"></a>
<span class="sourceLineNo">628</span> for (int i = 0; i &lt; htables.length; i++) {<a name="line.628"></a>
<span class="sourceLineNo">629</span> assertEquals(Bytes.toString(type) + " were replicated back ",<a name="line.629"></a>
<span class="sourceLineNo">630</span> expectedCounts[i], getCount(htables[i], type));<a name="line.630"></a>
<span class="sourceLineNo">631</span> }<a name="line.631"></a>
<span class="sourceLineNo">632</span> }<a name="line.632"></a>
<span class="sourceLineNo">633</span><a name="line.633"></a>
<span class="sourceLineNo">634</span> private int getCount(Table t, byte[] type) throws IOException {<a name="line.634"></a>
<span class="sourceLineNo">635</span> Get test = new Get(row);<a name="line.635"></a>
<span class="sourceLineNo">636</span> test.setAttribute("count", new byte[] {});<a name="line.636"></a>
<span class="sourceLineNo">637</span> Result res = t.get(test);<a name="line.637"></a>
<span class="sourceLineNo">638</span> return Bytes.toInt(res.getValue(count, type));<a name="line.638"></a>
<span class="sourceLineNo">639</span> }<a name="line.639"></a>
<span class="sourceLineNo">640</span><a name="line.640"></a>
<span class="sourceLineNo">641</span> private void deleteAndWait(byte[] row, Table source, Table target)<a name="line.641"></a>
<span class="sourceLineNo">642</span> throws Exception {<a name="line.642"></a>
<span class="sourceLineNo">643</span> Delete del = new Delete(row);<a name="line.643"></a>
<span class="sourceLineNo">644</span> source.delete(del);<a name="line.644"></a>
<span class="sourceLineNo">645</span> wait(row, target, true);<a name="line.645"></a>
<span class="sourceLineNo">646</span> }<a name="line.646"></a>
<span class="sourceLineNo">647</span><a name="line.647"></a>
<span class="sourceLineNo">648</span> private void putAndWait(byte[] row, byte[] fam, Table source, Table target)<a name="line.648"></a>
<span class="sourceLineNo">649</span> throws Exception {<a name="line.649"></a>
<span class="sourceLineNo">650</span> Put put = new Put(row);<a name="line.650"></a>
<span class="sourceLineNo">651</span> put.addColumn(fam, row, row);<a name="line.651"></a>
<span class="sourceLineNo">652</span> source.put(put);<a name="line.652"></a>
<span class="sourceLineNo">653</span> wait(row, target, false);<a name="line.653"></a>
<span class="sourceLineNo">654</span> }<a name="line.654"></a>
<span class="sourceLineNo">655</span><a name="line.655"></a>
<span class="sourceLineNo">656</span> private void loadAndValidateHFileReplication(String testName, int masterNumber,<a name="line.656"></a>
<span class="sourceLineNo">657</span> int[] slaveNumbers, byte[] row, byte[] fam, Table[] tables, byte[][][] hfileRanges,<a name="line.657"></a>
<span class="sourceLineNo">658</span> int numOfRows, int[] expectedCounts, boolean toValidate) throws Exception {<a name="line.658"></a>
<span class="sourceLineNo">659</span> HBaseTestingUtility util = utilities[masterNumber];<a name="line.659"></a>
<span class="sourceLineNo">660</span><a name="line.660"></a>
<span class="sourceLineNo">661</span> Path dir = util.getDataTestDirOnTestFS(testName);<a name="line.661"></a>
<span class="sourceLineNo">662</span> FileSystem fs = util.getTestFileSystem();<a name="line.662"></a>
<span class="sourceLineNo">663</span> dir = dir.makeQualified(fs.getUri(), fs.getWorkingDirectory());<a name="line.663"></a>
<span class="sourceLineNo">664</span> Path familyDir = new Path(dir, Bytes.toString(fam));<a name="line.664"></a>
<span class="sourceLineNo">665</span><a name="line.665"></a>
<span class="sourceLineNo">666</span> int hfileIdx = 0;<a name="line.666"></a>
<span class="sourceLineNo">667</span> for (byte[][] range : hfileRanges) {<a name="line.667"></a>
<span class="sourceLineNo">668</span> byte[] from = range[0];<a name="line.668"></a>
<span class="sourceLineNo">669</span> byte[] to = range[1];<a name="line.669"></a>
<span class="sourceLineNo">670</span> HFileTestUtil.createHFile(util.getConfiguration(), fs,<a name="line.670"></a>
<span class="sourceLineNo">671</span> new Path(familyDir, "hfile_" + hfileIdx++), fam, row, from, to, numOfRows);<a name="line.671"></a>
<span class="sourceLineNo">672</span> }<a name="line.672"></a>
<span class="sourceLineNo">673</span><a name="line.673"></a>
<span class="sourceLineNo">674</span> Table source = tables[masterNumber];<a name="line.674"></a>
<span class="sourceLineNo">675</span> final TableName tableName = source.getName();<a name="line.675"></a>
<span class="sourceLineNo">676</span> BulkLoadHFiles.create(util.getConfiguration()).bulkLoad(tableName, dir);<a name="line.676"></a>
<span class="sourceLineNo">677</span><a name="line.677"></a>
<span class="sourceLineNo">678</span> if (toValidate) {<a name="line.678"></a>
<span class="sourceLineNo">679</span> for (int slaveClusterNumber : slaveNumbers) {<a name="line.679"></a>
<span class="sourceLineNo">680</span> wait(slaveClusterNumber, tables[slaveClusterNumber], expectedCounts[slaveClusterNumber]);<a name="line.680"></a>
<span class="sourceLineNo">681</span> }<a name="line.681"></a>
<span class="sourceLineNo">682</span> }<a name="line.682"></a>
<span class="sourceLineNo">683</span> }<a name="line.683"></a>
<span class="sourceLineNo">684</span><a name="line.684"></a>
<span class="sourceLineNo">685</span> private void wait(int slaveNumber, Table target, int expectedCount)<a name="line.685"></a>
<span class="sourceLineNo">686</span> throws IOException, InterruptedException {<a name="line.686"></a>
<span class="sourceLineNo">687</span> int count = 0;<a name="line.687"></a>
<span class="sourceLineNo">688</span> for (int i = 0; i &lt; NB_RETRIES; i++) {<a name="line.688"></a>
<span class="sourceLineNo">689</span> if (i == NB_RETRIES - 1) {<a name="line.689"></a>
<span class="sourceLineNo">690</span> fail("Waited too much time for bulkloaded data replication. Current count=" + count<a name="line.690"></a>
<span class="sourceLineNo">691</span> + ", expected count=" + expectedCount);<a name="line.691"></a>
<span class="sourceLineNo">692</span> }<a name="line.692"></a>
<span class="sourceLineNo">693</span> count = utilities[slaveNumber].countRows(target);<a name="line.693"></a>
<span class="sourceLineNo">694</span> if (count != expectedCount) {<a name="line.694"></a>
<span class="sourceLineNo">695</span> LOG.info("Waiting more time for bulkloaded data replication.");<a name="line.695"></a>
<span class="sourceLineNo">696</span> Thread.sleep(SLEEP_TIME);<a name="line.696"></a>
<span class="sourceLineNo">697</span> } else {<a name="line.697"></a>
<span class="sourceLineNo">698</span> break;<a name="line.698"></a>
<span class="sourceLineNo">699</span> }<a name="line.699"></a>
<span class="sourceLineNo">700</span> }<a name="line.700"></a>
<span class="sourceLineNo">701</span> }<a name="line.701"></a>
<span class="sourceLineNo">702</span><a name="line.702"></a>
<span class="sourceLineNo">703</span> private void wait(byte[] row, Table target, boolean isDeleted) throws Exception {<a name="line.703"></a>
<span class="sourceLineNo">704</span> Get get = new Get(row);<a name="line.704"></a>
<span class="sourceLineNo">705</span> for (int i = 0; i &lt; NB_RETRIES; i++) {<a name="line.705"></a>
<span class="sourceLineNo">706</span> if (i == NB_RETRIES - 1) {<a name="line.706"></a>
<span class="sourceLineNo">707</span> fail("Waited too much time for replication. Row:" + Bytes.toString(row)<a name="line.707"></a>
<span class="sourceLineNo">708</span> + ". IsDeleteReplication:" + isDeleted);<a name="line.708"></a>
<span class="sourceLineNo">709</span> }<a name="line.709"></a>
<span class="sourceLineNo">710</span> Result res = target.get(get);<a name="line.710"></a>
<span class="sourceLineNo">711</span> boolean sleep = isDeleted ? res.size() &gt; 0 : res.isEmpty();<a name="line.711"></a>
<span class="sourceLineNo">712</span> if (sleep) {<a name="line.712"></a>
<span class="sourceLineNo">713</span> LOG.info("Waiting for more time for replication. Row:"<a name="line.713"></a>
<span class="sourceLineNo">714</span> + Bytes.toString(row) + ". IsDeleteReplication:" + isDeleted);<a name="line.714"></a>
<span class="sourceLineNo">715</span> Thread.sleep(SLEEP_TIME);<a name="line.715"></a>
<span class="sourceLineNo">716</span> } else {<a name="line.716"></a>
<span class="sourceLineNo">717</span> if (!isDeleted) {<a name="line.717"></a>
<span class="sourceLineNo">718</span> assertArrayEquals(res.value(), row);<a name="line.718"></a>
<span class="sourceLineNo">719</span> }<a name="line.719"></a>
<span class="sourceLineNo">720</span> LOG.info("Obtained row:"<a name="line.720"></a>
<span class="sourceLineNo">721</span> + Bytes.toString(row) + ". IsDeleteReplication:" + isDeleted);<a name="line.721"></a>
<span class="sourceLineNo">722</span> break;<a name="line.722"></a>
<span class="sourceLineNo">723</span> }<a name="line.723"></a>
<span class="sourceLineNo">724</span> }<a name="line.724"></a>
<span class="sourceLineNo">725</span> }<a name="line.725"></a>
<span class="sourceLineNo">726</span><a name="line.726"></a>
<span class="sourceLineNo">727</span> private void rollWALAndWait(final HBaseTestingUtility utility, final TableName table,<a name="line.727"></a>
<span class="sourceLineNo">728</span> final byte[] row) throws IOException {<a name="line.728"></a>
<span class="sourceLineNo">729</span> final Admin admin = utility.getAdmin();<a name="line.729"></a>
<span class="sourceLineNo">730</span> final MiniHBaseCluster cluster = utility.getMiniHBaseCluster();<a name="line.730"></a>
<span class="sourceLineNo">731</span><a name="line.731"></a>
<span class="sourceLineNo">732</span> // find the region that corresponds to the given row.<a name="line.732"></a>
<span class="sourceLineNo">733</span> HRegion region = null;<a name="line.733"></a>
<span class="sourceLineNo">734</span> for (HRegion candidate : cluster.getRegions(table)) {<a name="line.734"></a>
<span class="sourceLineNo">735</span> if (HRegion.rowIsInRange(candidate.getRegionInfo(), row)) {<a name="line.735"></a>
<span class="sourceLineNo">736</span> region = candidate;<a name="line.736"></a>
<span class="sourceLineNo">737</span> break;<a name="line.737"></a>
<span class="sourceLineNo">738</span> }<a name="line.738"></a>
<span class="sourceLineNo">739</span> }<a name="line.739"></a>
<span class="sourceLineNo">740</span> assertNotNull("Couldn't find the region for row '" + Arrays.toString(row) + "'", region);<a name="line.740"></a>
<span class="sourceLineNo">741</span><a name="line.741"></a>
<span class="sourceLineNo">742</span> final CountDownLatch latch = new CountDownLatch(1);<a name="line.742"></a>
<span class="sourceLineNo">743</span><a name="line.743"></a>
<span class="sourceLineNo">744</span> // listen for successful log rolls<a name="line.744"></a>
<span class="sourceLineNo">745</span> final WALActionsListener listener = new WALActionsListener() {<a name="line.745"></a>
<span class="sourceLineNo">746</span> @Override<a name="line.746"></a>
<span class="sourceLineNo">747</span> public void postLogRoll(final Path oldPath, final Path newPath) throws IOException {<a name="line.747"></a>
<span class="sourceLineNo">748</span> latch.countDown();<a name="line.748"></a>
<span class="sourceLineNo">749</span> }<a name="line.749"></a>
<span class="sourceLineNo">750</span> };<a name="line.750"></a>
<span class="sourceLineNo">751</span> region.getWAL().registerWALActionsListener(listener);<a name="line.751"></a>
<span class="sourceLineNo">752</span><a name="line.752"></a>
<span class="sourceLineNo">753</span> // request a roll<a name="line.753"></a>
<span class="sourceLineNo">754</span> admin.rollWALWriter(cluster.getServerHoldingRegion(region.getTableDescriptor().getTableName(),<a name="line.754"></a>
<span class="sourceLineNo">755</span> region.getRegionInfo().getRegionName()));<a name="line.755"></a>
<span class="sourceLineNo">756</span><a name="line.756"></a>
<span class="sourceLineNo">757</span> // wait<a name="line.757"></a>
<span class="sourceLineNo">758</span> try {<a name="line.758"></a>
<span class="sourceLineNo">759</span> latch.await();<a name="line.759"></a>
<span class="sourceLineNo">760</span> } catch (InterruptedException exception) {<a name="line.760"></a>
<span class="sourceLineNo">761</span> LOG.warn("Interrupted while waiting for the wal of '" + region + "' to roll. If later " +<a name="line.761"></a>
<span class="sourceLineNo">762</span> "replication tests fail, it's probably because we should still be waiting.");<a name="line.762"></a>
<span class="sourceLineNo">763</span> Thread.currentThread().interrupt();<a name="line.763"></a>
<span class="sourceLineNo">764</span> }<a name="line.764"></a>
<span class="sourceLineNo">765</span> region.getWAL().unregisterWALActionsListener(listener);<a name="line.765"></a>
<span class="sourceLineNo">766</span> }<a name="line.766"></a>
<span class="sourceLineNo">767</span><a name="line.767"></a>
<span class="sourceLineNo">768</span> /**<a name="line.768"></a>
<span class="sourceLineNo">769</span> * Use a coprocessor to count puts and deletes. as KVs would be replicated back with the same<a name="line.769"></a>
<span class="sourceLineNo">770</span> * timestamp there is otherwise no way to count them.<a name="line.770"></a>
<span class="sourceLineNo">771</span> */<a name="line.771"></a>
<span class="sourceLineNo">772</span> public static class CoprocessorCounter implements RegionCoprocessor, RegionObserver {<a name="line.772"></a>
<span class="sourceLineNo">773</span> private int nCount = 0;<a name="line.773"></a>
<span class="sourceLineNo">774</span> private int nDelete = 0;<a name="line.774"></a>
<span class="sourceLineNo">775</span><a name="line.775"></a>
<span class="sourceLineNo">776</span> @Override<a name="line.776"></a>
<span class="sourceLineNo">777</span> public Optional&lt;RegionObserver&gt; getRegionObserver() {<a name="line.777"></a>
<span class="sourceLineNo">778</span> return Optional.of(this);<a name="line.778"></a>
<span class="sourceLineNo">779</span> }<a name="line.779"></a>
<span class="sourceLineNo">780</span><a name="line.780"></a>
<span class="sourceLineNo">781</span> @Override<a name="line.781"></a>
<span class="sourceLineNo">782</span> public void prePut(final ObserverContext&lt;RegionCoprocessorEnvironment&gt; e, final Put put,<a name="line.782"></a>
<span class="sourceLineNo">783</span> final WALEdit edit, final Durability durability) throws IOException {<a name="line.783"></a>
<span class="sourceLineNo">784</span> nCount++;<a name="line.784"></a>
<span class="sourceLineNo">785</span> }<a name="line.785"></a>
<span class="sourceLineNo">786</span><a name="line.786"></a>
<span class="sourceLineNo">787</span> @Override<a name="line.787"></a>
<span class="sourceLineNo">788</span> public void postDelete(final ObserverContext&lt;RegionCoprocessorEnvironment&gt; c,<a name="line.788"></a>
<span class="sourceLineNo">789</span> final Delete delete, final WALEdit edit, final Durability durability) throws IOException {<a name="line.789"></a>
<span class="sourceLineNo">790</span> nDelete++;<a name="line.790"></a>
<span class="sourceLineNo">791</span> }<a name="line.791"></a>
<span class="sourceLineNo">792</span><a name="line.792"></a>
<span class="sourceLineNo">793</span> @Override<a name="line.793"></a>
<span class="sourceLineNo">794</span> public void preGetOp(final ObserverContext&lt;RegionCoprocessorEnvironment&gt; c,<a name="line.794"></a>
<span class="sourceLineNo">795</span> final Get get, final List&lt;Cell&gt; result) throws IOException {<a name="line.795"></a>
<span class="sourceLineNo">796</span> if (get.getAttribute("count") != null) {<a name="line.796"></a>
<span class="sourceLineNo">797</span> result.clear();<a name="line.797"></a>
<span class="sourceLineNo">798</span> // order is important!<a name="line.798"></a>
<span class="sourceLineNo">799</span> result.add(new KeyValue(count, count, delete, Bytes.toBytes(nDelete)));<a name="line.799"></a>
<span class="sourceLineNo">800</span> result.add(new KeyValue(count, count, put, Bytes.toBytes(nCount)));<a name="line.800"></a>
<span class="sourceLineNo">801</span> c.bypass();<a name="line.801"></a>
<span class="sourceLineNo">802</span> }<a name="line.802"></a>
<span class="sourceLineNo">803</span> }<a name="line.803"></a>
<span class="sourceLineNo">804</span> }<a name="line.804"></a>
<span class="sourceLineNo">805</span><a name="line.805"></a>
<span class="sourceLineNo">806</span>}<a name="line.806"></a>
</pre>
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