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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 java.util.stream.Collectors.toList;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static java.util.stream.Collectors.toSet;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import static org.junit.Assert.assertEquals;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import static org.junit.Assert.assertFalse;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import static org.junit.Assert.assertNotEquals;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import static org.junit.Assert.assertNotNull;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import static org.junit.Assert.assertNull;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import static org.junit.Assert.assertTrue;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import static org.junit.Assert.fail;<a name="line.28"></a>
<span class="sourceLineNo">029</span><a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.io.IOException;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.util.HashMap;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import java.util.Iterator;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import java.util.List;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import java.util.Map;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import java.util.Random;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import java.util.Set;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import java.util.stream.Stream;<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.conf.Configuration;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HBaseZKTestingUtility;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.TableName;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.replication.ReplicationPeerConfigUtil;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.testclassification.ReplicationTests;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.zookeeper.KeeperException;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.junit.AfterClass;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.junit.BeforeClass;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.junit.ClassRule;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.junit.Test;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import org.junit.experimental.categories.Category;<a name="line.52"></a>
<span class="sourceLineNo">053</span><a name="line.53"></a>
<span class="sourceLineNo">054</span>@Category({ ReplicationTests.class, MediumTests.class })<a name="line.54"></a>
<span class="sourceLineNo">055</span>public class TestZKReplicationPeerStorage {<a name="line.55"></a>
<span class="sourceLineNo">056</span><a name="line.56"></a>
<span class="sourceLineNo">057</span> @ClassRule<a name="line.57"></a>
<span class="sourceLineNo">058</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.58"></a>
<span class="sourceLineNo">059</span> HBaseClassTestRule.forClass(TestZKReplicationPeerStorage.class);<a name="line.59"></a>
<span class="sourceLineNo">060</span><a name="line.60"></a>
<span class="sourceLineNo">061</span> private static final HBaseZKTestingUtility UTIL = new HBaseZKTestingUtility();<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span> private static ZKReplicationPeerStorage STORAGE;<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span> @BeforeClass<a name="line.65"></a>
<span class="sourceLineNo">066</span> public static void setUp() throws Exception {<a name="line.66"></a>
<span class="sourceLineNo">067</span> UTIL.startMiniZKCluster();<a name="line.67"></a>
<span class="sourceLineNo">068</span> STORAGE = new ZKReplicationPeerStorage(UTIL.getZooKeeperWatcher(), UTIL.getConfiguration());<a name="line.68"></a>
<span class="sourceLineNo">069</span> }<a name="line.69"></a>
<span class="sourceLineNo">070</span><a name="line.70"></a>
<span class="sourceLineNo">071</span> @AfterClass<a name="line.71"></a>
<span class="sourceLineNo">072</span> public static void tearDown() throws IOException {<a name="line.72"></a>
<span class="sourceLineNo">073</span> UTIL.shutdownMiniZKCluster();<a name="line.73"></a>
<span class="sourceLineNo">074</span> }<a name="line.74"></a>
<span class="sourceLineNo">075</span><a name="line.75"></a>
<span class="sourceLineNo">076</span> private Set&lt;String&gt; randNamespaces(Random rand) {<a name="line.76"></a>
<span class="sourceLineNo">077</span> return Stream.generate(() -&gt; Long.toHexString(rand.nextLong())).limit(rand.nextInt(5))<a name="line.77"></a>
<span class="sourceLineNo">078</span> .collect(toSet());<a name="line.78"></a>
<span class="sourceLineNo">079</span> }<a name="line.79"></a>
<span class="sourceLineNo">080</span><a name="line.80"></a>
<span class="sourceLineNo">081</span> private Map&lt;TableName, List&lt;String&gt;&gt; randTableCFs(Random rand) {<a name="line.81"></a>
<span class="sourceLineNo">082</span> int size = rand.nextInt(5);<a name="line.82"></a>
<span class="sourceLineNo">083</span> Map&lt;TableName, List&lt;String&gt;&gt; map = new HashMap&lt;&gt;();<a name="line.83"></a>
<span class="sourceLineNo">084</span> for (int i = 0; i &lt; size; i++) {<a name="line.84"></a>
<span class="sourceLineNo">085</span> TableName tn = TableName.valueOf(Long.toHexString(rand.nextLong()));<a name="line.85"></a>
<span class="sourceLineNo">086</span> List&lt;String&gt; cfs = Stream.generate(() -&gt; Long.toHexString(rand.nextLong()))<a name="line.86"></a>
<span class="sourceLineNo">087</span> .limit(rand.nextInt(5)).collect(toList());<a name="line.87"></a>
<span class="sourceLineNo">088</span> map.put(tn, cfs);<a name="line.88"></a>
<span class="sourceLineNo">089</span> }<a name="line.89"></a>
<span class="sourceLineNo">090</span> return map;<a name="line.90"></a>
<span class="sourceLineNo">091</span> }<a name="line.91"></a>
<span class="sourceLineNo">092</span><a name="line.92"></a>
<span class="sourceLineNo">093</span> private ReplicationPeerConfig getConfig(int seed) {<a name="line.93"></a>
<span class="sourceLineNo">094</span> Random rand = new Random(seed);<a name="line.94"></a>
<span class="sourceLineNo">095</span> return ReplicationPeerConfig.newBuilder().setClusterKey(Long.toHexString(rand.nextLong()))<a name="line.95"></a>
<span class="sourceLineNo">096</span> .setReplicationEndpointImpl(Long.toHexString(rand.nextLong()))<a name="line.96"></a>
<span class="sourceLineNo">097</span> .setRemoteWALDir(Long.toHexString(rand.nextLong())).setNamespaces(randNamespaces(rand))<a name="line.97"></a>
<span class="sourceLineNo">098</span> .setExcludeNamespaces(randNamespaces(rand)).setTableCFsMap(randTableCFs(rand))<a name="line.98"></a>
<span class="sourceLineNo">099</span> .setExcludeTableCFsMap(randTableCFs(rand)).setReplicateAllUserTables(rand.nextBoolean())<a name="line.99"></a>
<span class="sourceLineNo">100</span> .setBandwidth(rand.nextInt(1000)).build();<a name="line.100"></a>
<span class="sourceLineNo">101</span> }<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span> private void assertSetEquals(Set&lt;String&gt; expected, Set&lt;String&gt; actual) {<a name="line.103"></a>
<span class="sourceLineNo">104</span> if (expected == null || expected.size() == 0) {<a name="line.104"></a>
<span class="sourceLineNo">105</span> assertTrue(actual == null || actual.size() == 0);<a name="line.105"></a>
<span class="sourceLineNo">106</span> return;<a name="line.106"></a>
<span class="sourceLineNo">107</span> }<a name="line.107"></a>
<span class="sourceLineNo">108</span> assertEquals(expected.size(), actual.size());<a name="line.108"></a>
<span class="sourceLineNo">109</span> expected.forEach(s -&gt; assertTrue(actual.contains(s)));<a name="line.109"></a>
<span class="sourceLineNo">110</span> }<a name="line.110"></a>
<span class="sourceLineNo">111</span><a name="line.111"></a>
<span class="sourceLineNo">112</span> private void assertMapEquals(Map&lt;TableName, List&lt;String&gt;&gt; expected,<a name="line.112"></a>
<span class="sourceLineNo">113</span> Map&lt;TableName, List&lt;String&gt;&gt; actual) {<a name="line.113"></a>
<span class="sourceLineNo">114</span> if (expected == null || expected.size() == 0) {<a name="line.114"></a>
<span class="sourceLineNo">115</span> assertTrue(actual == null || actual.size() == 0);<a name="line.115"></a>
<span class="sourceLineNo">116</span> return;<a name="line.116"></a>
<span class="sourceLineNo">117</span> }<a name="line.117"></a>
<span class="sourceLineNo">118</span> assertEquals(expected.size(), actual.size());<a name="line.118"></a>
<span class="sourceLineNo">119</span> expected.forEach((expectedTn, expectedCFs) -&gt; {<a name="line.119"></a>
<span class="sourceLineNo">120</span> List&lt;String&gt; actualCFs = actual.get(expectedTn);<a name="line.120"></a>
<span class="sourceLineNo">121</span> if (expectedCFs == null || expectedCFs.size() == 0) {<a name="line.121"></a>
<span class="sourceLineNo">122</span> assertTrue(actual.containsKey(expectedTn));<a name="line.122"></a>
<span class="sourceLineNo">123</span> assertTrue(actualCFs == null || actualCFs.size() == 0);<a name="line.123"></a>
<span class="sourceLineNo">124</span> } else {<a name="line.124"></a>
<span class="sourceLineNo">125</span> assertNotNull(actualCFs);<a name="line.125"></a>
<span class="sourceLineNo">126</span> assertEquals(expectedCFs.size(), actualCFs.size());<a name="line.126"></a>
<span class="sourceLineNo">127</span> for (Iterator&lt;String&gt; expectedIt = expectedCFs.iterator(), actualIt = actualCFs.iterator();<a name="line.127"></a>
<span class="sourceLineNo">128</span> expectedIt.hasNext();) {<a name="line.128"></a>
<span class="sourceLineNo">129</span> assertEquals(expectedIt.next(), actualIt.next());<a name="line.129"></a>
<span class="sourceLineNo">130</span> }<a name="line.130"></a>
<span class="sourceLineNo">131</span> }<a name="line.131"></a>
<span class="sourceLineNo">132</span> });<a name="line.132"></a>
<span class="sourceLineNo">133</span> }<a name="line.133"></a>
<span class="sourceLineNo">134</span><a name="line.134"></a>
<span class="sourceLineNo">135</span> private void assertConfigEquals(ReplicationPeerConfig expected, ReplicationPeerConfig actual) {<a name="line.135"></a>
<span class="sourceLineNo">136</span> assertEquals(expected.getClusterKey(), actual.getClusterKey());<a name="line.136"></a>
<span class="sourceLineNo">137</span> assertEquals(expected.getReplicationEndpointImpl(), actual.getReplicationEndpointImpl());<a name="line.137"></a>
<span class="sourceLineNo">138</span> assertSetEquals(expected.getNamespaces(), actual.getNamespaces());<a name="line.138"></a>
<span class="sourceLineNo">139</span> assertSetEquals(expected.getExcludeNamespaces(), actual.getExcludeNamespaces());<a name="line.139"></a>
<span class="sourceLineNo">140</span> assertMapEquals(expected.getTableCFsMap(), actual.getTableCFsMap());<a name="line.140"></a>
<span class="sourceLineNo">141</span> assertMapEquals(expected.getExcludeTableCFsMap(), actual.getExcludeTableCFsMap());<a name="line.141"></a>
<span class="sourceLineNo">142</span> assertEquals(expected.replicateAllUserTables(), actual.replicateAllUserTables());<a name="line.142"></a>
<span class="sourceLineNo">143</span> assertEquals(expected.getBandwidth(), actual.getBandwidth());<a name="line.143"></a>
<span class="sourceLineNo">144</span> }<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span> @Test<a name="line.146"></a>
<span class="sourceLineNo">147</span> public void test() throws ReplicationException {<a name="line.147"></a>
<span class="sourceLineNo">148</span> int peerCount = 10;<a name="line.148"></a>
<span class="sourceLineNo">149</span> for (int i = 0; i &lt; peerCount; i++) {<a name="line.149"></a>
<span class="sourceLineNo">150</span> STORAGE.addPeer(Integer.toString(i), getConfig(i), i % 2 == 0,<a name="line.150"></a>
<span class="sourceLineNo">151</span> SyncReplicationState.valueOf(i % 4));<a name="line.151"></a>
<span class="sourceLineNo">152</span> }<a name="line.152"></a>
<span class="sourceLineNo">153</span> List&lt;String&gt; peerIds = STORAGE.listPeerIds();<a name="line.153"></a>
<span class="sourceLineNo">154</span> assertEquals(peerCount, peerIds.size());<a name="line.154"></a>
<span class="sourceLineNo">155</span> for (String peerId : peerIds) {<a name="line.155"></a>
<span class="sourceLineNo">156</span> int seed = Integer.parseInt(peerId);<a name="line.156"></a>
<span class="sourceLineNo">157</span> assertConfigEquals(getConfig(seed), STORAGE.getPeerConfig(peerId));<a name="line.157"></a>
<span class="sourceLineNo">158</span> }<a name="line.158"></a>
<span class="sourceLineNo">159</span> for (int i = 0; i &lt; peerCount; i++) {<a name="line.159"></a>
<span class="sourceLineNo">160</span> STORAGE.updatePeerConfig(Integer.toString(i), getConfig(i + 1));<a name="line.160"></a>
<span class="sourceLineNo">161</span> }<a name="line.161"></a>
<span class="sourceLineNo">162</span> for (String peerId : peerIds) {<a name="line.162"></a>
<span class="sourceLineNo">163</span> int seed = Integer.parseInt(peerId);<a name="line.163"></a>
<span class="sourceLineNo">164</span> assertConfigEquals(getConfig(seed + 1), STORAGE.getPeerConfig(peerId));<a name="line.164"></a>
<span class="sourceLineNo">165</span> }<a name="line.165"></a>
<span class="sourceLineNo">166</span> for (int i = 0; i &lt; peerCount; i++) {<a name="line.166"></a>
<span class="sourceLineNo">167</span> assertEquals(i % 2 == 0, STORAGE.isPeerEnabled(Integer.toString(i)));<a name="line.167"></a>
<span class="sourceLineNo">168</span> }<a name="line.168"></a>
<span class="sourceLineNo">169</span> for (int i = 0; i &lt; peerCount; i++) {<a name="line.169"></a>
<span class="sourceLineNo">170</span> STORAGE.setPeerState(Integer.toString(i), i % 2 != 0);<a name="line.170"></a>
<span class="sourceLineNo">171</span> }<a name="line.171"></a>
<span class="sourceLineNo">172</span> for (int i = 0; i &lt; peerCount; i++) {<a name="line.172"></a>
<span class="sourceLineNo">173</span> assertEquals(i % 2 != 0, STORAGE.isPeerEnabled(Integer.toString(i)));<a name="line.173"></a>
<span class="sourceLineNo">174</span> }<a name="line.174"></a>
<span class="sourceLineNo">175</span> for (int i = 0; i &lt; peerCount; i++) {<a name="line.175"></a>
<span class="sourceLineNo">176</span> assertEquals(SyncReplicationState.valueOf(i % 4),<a name="line.176"></a>
<span class="sourceLineNo">177</span> STORAGE.getPeerSyncReplicationState(Integer.toString(i)));<a name="line.177"></a>
<span class="sourceLineNo">178</span> }<a name="line.178"></a>
<span class="sourceLineNo">179</span> String toRemove = Integer.toString(peerCount / 2);<a name="line.179"></a>
<span class="sourceLineNo">180</span> STORAGE.removePeer(toRemove);<a name="line.180"></a>
<span class="sourceLineNo">181</span> peerIds = STORAGE.listPeerIds();<a name="line.181"></a>
<span class="sourceLineNo">182</span> assertEquals(peerCount - 1, peerIds.size());<a name="line.182"></a>
<span class="sourceLineNo">183</span> assertFalse(peerIds.contains(toRemove));<a name="line.183"></a>
<span class="sourceLineNo">184</span><a name="line.184"></a>
<span class="sourceLineNo">185</span> try {<a name="line.185"></a>
<span class="sourceLineNo">186</span> STORAGE.getPeerConfig(toRemove);<a name="line.186"></a>
<span class="sourceLineNo">187</span> fail("Should throw a ReplicationException when getting peer config of a removed peer");<a name="line.187"></a>
<span class="sourceLineNo">188</span> } catch (ReplicationException e) {<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> @Test<a name="line.192"></a>
<span class="sourceLineNo">193</span> public void testNoSyncReplicationState()<a name="line.193"></a>
<span class="sourceLineNo">194</span> throws ReplicationException, KeeperException, IOException {<a name="line.194"></a>
<span class="sourceLineNo">195</span> // This could happen for a peer created before we introduce sync replication.<a name="line.195"></a>
<span class="sourceLineNo">196</span> String peerId = "testNoSyncReplicationState";<a name="line.196"></a>
<span class="sourceLineNo">197</span> try {<a name="line.197"></a>
<span class="sourceLineNo">198</span> STORAGE.getPeerSyncReplicationState(peerId);<a name="line.198"></a>
<span class="sourceLineNo">199</span> fail("Should throw a ReplicationException when getting state of inexist peer");<a name="line.199"></a>
<span class="sourceLineNo">200</span> } catch (ReplicationException e) {<a name="line.200"></a>
<span class="sourceLineNo">201</span> // expected<a name="line.201"></a>
<span class="sourceLineNo">202</span> }<a name="line.202"></a>
<span class="sourceLineNo">203</span> try {<a name="line.203"></a>
<span class="sourceLineNo">204</span> STORAGE.getPeerNewSyncReplicationState(peerId);<a name="line.204"></a>
<span class="sourceLineNo">205</span> fail("Should throw a ReplicationException when getting state of inexist peer");<a name="line.205"></a>
<span class="sourceLineNo">206</span> } catch (ReplicationException e) {<a name="line.206"></a>
<span class="sourceLineNo">207</span> // expected<a name="line.207"></a>
<span class="sourceLineNo">208</span> }<a name="line.208"></a>
<span class="sourceLineNo">209</span> STORAGE.addPeer(peerId, getConfig(0), true, SyncReplicationState.NONE);<a name="line.209"></a>
<span class="sourceLineNo">210</span> // delete the sync replication state node to simulate<a name="line.210"></a>
<span class="sourceLineNo">211</span> ZKUtil.deleteNode(UTIL.getZooKeeperWatcher(), STORAGE.getSyncReplicationStateNode(peerId));<a name="line.211"></a>
<span class="sourceLineNo">212</span> ZKUtil.deleteNode(UTIL.getZooKeeperWatcher(), STORAGE.getNewSyncReplicationStateNode(peerId));<a name="line.212"></a>
<span class="sourceLineNo">213</span> // should not throw exception as the peer exists<a name="line.213"></a>
<span class="sourceLineNo">214</span> assertEquals(SyncReplicationState.NONE, STORAGE.getPeerSyncReplicationState(peerId));<a name="line.214"></a>
<span class="sourceLineNo">215</span> assertEquals(SyncReplicationState.NONE, STORAGE.getPeerNewSyncReplicationState(peerId));<a name="line.215"></a>
<span class="sourceLineNo">216</span> // make sure we create the node for the old format peer<a name="line.216"></a>
<span class="sourceLineNo">217</span> assertNotEquals(-1,<a name="line.217"></a>
<span class="sourceLineNo">218</span> ZKUtil.checkExists(UTIL.getZooKeeperWatcher(), STORAGE.getSyncReplicationStateNode(peerId)));<a name="line.218"></a>
<span class="sourceLineNo">219</span> assertNotEquals(-1, ZKUtil.checkExists(UTIL.getZooKeeperWatcher(),<a name="line.219"></a>
<span class="sourceLineNo">220</span> STORAGE.getNewSyncReplicationStateNode(peerId)));<a name="line.220"></a>
<span class="sourceLineNo">221</span> }<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
<span class="sourceLineNo">223</span> @Test<a name="line.223"></a>
<span class="sourceLineNo">224</span> public void testBaseReplicationPeerConfig() {<a name="line.224"></a>
<span class="sourceLineNo">225</span> String customPeerConfigKey = "hbase.xxx.custom_config";<a name="line.225"></a>
<span class="sourceLineNo">226</span> String customPeerConfigValue = "test";<a name="line.226"></a>
<span class="sourceLineNo">227</span> String customPeerConfigUpdatedValue = "testUpdated";<a name="line.227"></a>
<span class="sourceLineNo">228</span><a name="line.228"></a>
<span class="sourceLineNo">229</span> String customPeerConfigSecondKey = "hbase.xxx.custom_second_config";<a name="line.229"></a>
<span class="sourceLineNo">230</span> String customPeerConfigSecondValue = "testSecond";<a name="line.230"></a>
<span class="sourceLineNo">231</span> String customPeerConfigSecondUpdatedValue = "testSecondUpdated";<a name="line.231"></a>
<span class="sourceLineNo">232</span><a name="line.232"></a>
<span class="sourceLineNo">233</span> ReplicationPeerConfig existingReplicationPeerConfig = getConfig(1);<a name="line.233"></a>
<span class="sourceLineNo">234</span><a name="line.234"></a>
<span class="sourceLineNo">235</span> // custom config not present<a name="line.235"></a>
<span class="sourceLineNo">236</span> assertEquals(existingReplicationPeerConfig.getConfiguration().get(customPeerConfigKey), null);<a name="line.236"></a>
<span class="sourceLineNo">237</span><a name="line.237"></a>
<span class="sourceLineNo">238</span> Configuration conf = UTIL.getConfiguration();<a name="line.238"></a>
<span class="sourceLineNo">239</span> conf.set(ReplicationPeerConfigUtil.HBASE_REPLICATION_PEER_BASE_CONFIG,<a name="line.239"></a>
<span class="sourceLineNo">240</span> customPeerConfigKey.concat("=").concat(customPeerConfigValue).concat(";").<a name="line.240"></a>
<span class="sourceLineNo">241</span> concat(customPeerConfigSecondKey).concat("=").concat(customPeerConfigSecondValue));<a name="line.241"></a>
<span class="sourceLineNo">242</span><a name="line.242"></a>
<span class="sourceLineNo">243</span> ReplicationPeerConfig updatedReplicationPeerConfig = ReplicationPeerConfigUtil.<a name="line.243"></a>
<span class="sourceLineNo">244</span> addBasePeerConfigsIfNotPresent(conf,existingReplicationPeerConfig);<a name="line.244"></a>
<span class="sourceLineNo">245</span><a name="line.245"></a>
<span class="sourceLineNo">246</span> // validates base configs are present in replicationPeerConfig<a name="line.246"></a>
<span class="sourceLineNo">247</span> assertEquals(customPeerConfigValue, updatedReplicationPeerConfig.getConfiguration().<a name="line.247"></a>
<span class="sourceLineNo">248</span> get(customPeerConfigKey));<a name="line.248"></a>
<span class="sourceLineNo">249</span> assertEquals(customPeerConfigSecondValue, updatedReplicationPeerConfig.getConfiguration().<a name="line.249"></a>
<span class="sourceLineNo">250</span> get(customPeerConfigSecondKey));<a name="line.250"></a>
<span class="sourceLineNo">251</span><a name="line.251"></a>
<span class="sourceLineNo">252</span> // validates base configs does not override value if config already present<a name="line.252"></a>
<span class="sourceLineNo">253</span> conf.set(ReplicationPeerConfigUtil.HBASE_REPLICATION_PEER_BASE_CONFIG,<a name="line.253"></a>
<span class="sourceLineNo">254</span> customPeerConfigKey.concat("=").concat(customPeerConfigUpdatedValue).concat(";").<a name="line.254"></a>
<span class="sourceLineNo">255</span> concat(customPeerConfigSecondKey).concat("=").concat(customPeerConfigSecondUpdatedValue));<a name="line.255"></a>
<span class="sourceLineNo">256</span><a name="line.256"></a>
<span class="sourceLineNo">257</span> ReplicationPeerConfig replicationPeerConfigAfterValueUpdate = ReplicationPeerConfigUtil.<a name="line.257"></a>
<span class="sourceLineNo">258</span> addBasePeerConfigsIfNotPresent(conf,updatedReplicationPeerConfig);<a name="line.258"></a>
<span class="sourceLineNo">259</span><a name="line.259"></a>
<span class="sourceLineNo">260</span> assertEquals(customPeerConfigValue, replicationPeerConfigAfterValueUpdate.<a name="line.260"></a>
<span class="sourceLineNo">261</span> getConfiguration().get(customPeerConfigKey));<a name="line.261"></a>
<span class="sourceLineNo">262</span> assertEquals(customPeerConfigSecondValue, replicationPeerConfigAfterValueUpdate.<a name="line.262"></a>
<span class="sourceLineNo">263</span> getConfiguration().get(customPeerConfigSecondKey));<a name="line.263"></a>
<span class="sourceLineNo">264</span> }<a name="line.264"></a>
<span class="sourceLineNo">265</span>}<a name="line.265"></a>
</pre>
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