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<pre><span class="source-line-no">001</span><span id="line-1">/*</span>
<span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span>
<span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span>
<span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span>
<span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span>
<span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span>
<span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span>
<span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span>
<span class="source-line-no">009</span><span id="line-9"> *</span>
<span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<span class="source-line-no">011</span><span id="line-11"> *</span>
<span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span>
<span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span>
<span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span>
<span class="source-line-no">017</span><span id="line-17"> */</span>
<span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.replication;</span>
<span class="source-line-no">019</span><span id="line-19"></span>
<span class="source-line-no">020</span><span id="line-20">import static org.mockito.Mockito.doNothing;</span>
<span class="source-line-no">021</span><span id="line-21">import static org.mockito.Mockito.mock;</span>
<span class="source-line-no">022</span><span id="line-22">import static org.mockito.Mockito.spy;</span>
<span class="source-line-no">023</span><span id="line-23">import static org.mockito.Mockito.verify;</span>
<span class="source-line-no">024</span><span id="line-24">import static org.mockito.Mockito.when;</span>
<span class="source-line-no">025</span><span id="line-25"></span>
<span class="source-line-no">026</span><span id="line-26">import java.io.IOException;</span>
<span class="source-line-no">027</span><span id="line-27">import java.util.ArrayList;</span>
<span class="source-line-no">028</span><span id="line-28">import java.util.HashMap;</span>
<span class="source-line-no">029</span><span id="line-29">import java.util.List;</span>
<span class="source-line-no">030</span><span id="line-30">import java.util.Map;</span>
<span class="source-line-no">031</span><span id="line-31">import java.util.TreeMap;</span>
<span class="source-line-no">032</span><span id="line-32">import java.util.UUID;</span>
<span class="source-line-no">033</span><span id="line-33">import java.util.concurrent.CompletableFuture;</span>
<span class="source-line-no">034</span><span id="line-34">import java.util.concurrent.atomic.AtomicBoolean;</span>
<span class="source-line-no">035</span><span id="line-35">import java.util.concurrent.atomic.AtomicInteger;</span>
<span class="source-line-no">036</span><span id="line-36">import java.util.concurrent.atomic.AtomicReference;</span>
<span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.Cell;</span>
<span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.HBaseClassTestRule;</span>
<span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.KeyValue;</span>
<span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.TableName;</span>
<span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.Waiter;</span>
<span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.client.Connection;</span>
<span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.client.ConnectionFactory;</span>
<span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.Put;</span>
<span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.client.RegionInfo;</span>
<span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.client.Table;</span>
<span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.regionserver.HRegion;</span>
<span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.replication.regionserver.HBaseInterClusterReplicationEndpoint;</span>
<span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.replication.regionserver.MetricsReplicationGlobalSourceSource;</span>
<span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.replication.regionserver.MetricsReplicationGlobalSourceSourceImpl;</span>
<span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.replication.regionserver.MetricsReplicationSourceImpl;</span>
<span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.replication.regionserver.MetricsReplicationSourceSource;</span>
<span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.replication.regionserver.MetricsReplicationSourceSourceImpl;</span>
<span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.replication.regionserver.MetricsReplicationTableSource;</span>
<span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.replication.regionserver.MetricsSource;</span>
<span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.testclassification.MediumTests;</span>
<span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.testclassification.ReplicationTests;</span>
<span class="source-line-no">058</span><span id="line-58">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">059</span><span id="line-59">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span>
<span class="source-line-no">060</span><span id="line-60">import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;</span>
<span class="source-line-no">061</span><span id="line-61">import org.apache.hadoop.hbase.util.Pair;</span>
<span class="source-line-no">062</span><span id="line-62">import org.apache.hadoop.hbase.util.Threads;</span>
<span class="source-line-no">063</span><span id="line-63">import org.apache.hadoop.hbase.wal.WAL.Entry;</span>
<span class="source-line-no">064</span><span id="line-64">import org.apache.hadoop.hbase.wal.WALEdit;</span>
<span class="source-line-no">065</span><span id="line-65">import org.apache.hadoop.hbase.wal.WALEditInternalHelper;</span>
<span class="source-line-no">066</span><span id="line-66">import org.apache.hadoop.hbase.wal.WALKeyImpl;</span>
<span class="source-line-no">067</span><span id="line-67">import org.apache.hadoop.hbase.zookeeper.ZKConfig;</span>
<span class="source-line-no">068</span><span id="line-68">import org.apache.hadoop.metrics2.lib.DynamicMetricsRegistry;</span>
<span class="source-line-no">069</span><span id="line-69">import org.junit.AfterClass;</span>
<span class="source-line-no">070</span><span id="line-70">import org.junit.Assert;</span>
<span class="source-line-no">071</span><span id="line-71">import org.junit.Before;</span>
<span class="source-line-no">072</span><span id="line-72">import org.junit.BeforeClass;</span>
<span class="source-line-no">073</span><span id="line-73">import org.junit.ClassRule;</span>
<span class="source-line-no">074</span><span id="line-74">import org.junit.Test;</span>
<span class="source-line-no">075</span><span id="line-75">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">076</span><span id="line-76">import org.slf4j.Logger;</span>
<span class="source-line-no">077</span><span id="line-77">import org.slf4j.LoggerFactory;</span>
<span class="source-line-no">078</span><span id="line-78"></span>
<span class="source-line-no">079</span><span id="line-79">/**</span>
<span class="source-line-no">080</span><span id="line-80"> * Tests ReplicationSource and ReplicationEndpoint interactions</span>
<span class="source-line-no">081</span><span id="line-81"> */</span>
<span class="source-line-no">082</span><span id="line-82">@Category({ ReplicationTests.class, MediumTests.class })</span>
<span class="source-line-no">083</span><span id="line-83">public class TestReplicationEndpoint extends TestReplicationBase {</span>
<span class="source-line-no">084</span><span id="line-84"></span>
<span class="source-line-no">085</span><span id="line-85"> @ClassRule</span>
<span class="source-line-no">086</span><span id="line-86"> public static final HBaseClassTestRule CLASS_RULE =</span>
<span class="source-line-no">087</span><span id="line-87"> HBaseClassTestRule.forClass(TestReplicationEndpoint.class);</span>
<span class="source-line-no">088</span><span id="line-88"></span>
<span class="source-line-no">089</span><span id="line-89"> private static final Logger LOG = LoggerFactory.getLogger(TestReplicationEndpoint.class);</span>
<span class="source-line-no">090</span><span id="line-90"></span>
<span class="source-line-no">091</span><span id="line-91"> static int numRegionServers;</span>
<span class="source-line-no">092</span><span id="line-92"></span>
<span class="source-line-no">093</span><span id="line-93"> @BeforeClass</span>
<span class="source-line-no">094</span><span id="line-94"> public static void setUpBeforeClass() throws Exception {</span>
<span class="source-line-no">095</span><span id="line-95"> TestReplicationBase.setUpBeforeClass();</span>
<span class="source-line-no">096</span><span id="line-96"> numRegionServers = UTIL1.getHBaseCluster().getRegionServerThreads().size();</span>
<span class="source-line-no">097</span><span id="line-97"> }</span>
<span class="source-line-no">098</span><span id="line-98"></span>
<span class="source-line-no">099</span><span id="line-99"> @AfterClass</span>
<span class="source-line-no">100</span><span id="line-100"> public static void tearDownAfterClass() throws Exception {</span>
<span class="source-line-no">101</span><span id="line-101"> TestReplicationBase.tearDownAfterClass();</span>
<span class="source-line-no">102</span><span id="line-102"> // check stop is called</span>
<span class="source-line-no">103</span><span id="line-103"> Assert.assertTrue(ReplicationEndpointForTest.stoppedCount.get() &gt; 0);</span>
<span class="source-line-no">104</span><span id="line-104"> }</span>
<span class="source-line-no">105</span><span id="line-105"></span>
<span class="source-line-no">106</span><span id="line-106"> @Before</span>
<span class="source-line-no">107</span><span id="line-107"> public void setup() throws Exception {</span>
<span class="source-line-no">108</span><span id="line-108"> ReplicationEndpointForTest.contructedCount.set(0);</span>
<span class="source-line-no">109</span><span id="line-109"> ReplicationEndpointForTest.startedCount.set(0);</span>
<span class="source-line-no">110</span><span id="line-110"> ReplicationEndpointForTest.replicateCount.set(0);</span>
<span class="source-line-no">111</span><span id="line-111"> ReplicationEndpointReturningFalse.replicated.set(false);</span>
<span class="source-line-no">112</span><span id="line-112"> ReplicationEndpointForTest.lastEntries = null;</span>
<span class="source-line-no">113</span><span id="line-113"> final List&lt;RegionServerThread&gt; rsThreads = UTIL1.getMiniHBaseCluster().getRegionServerThreads();</span>
<span class="source-line-no">114</span><span id="line-114"> for (RegionServerThread rs : rsThreads) {</span>
<span class="source-line-no">115</span><span id="line-115"> UTIL1.getAdmin().rollWALWriter(rs.getRegionServer().getServerName());</span>
<span class="source-line-no">116</span><span id="line-116"> }</span>
<span class="source-line-no">117</span><span id="line-117"> // Wait for all log roll to finish</span>
<span class="source-line-no">118</span><span id="line-118"> UTIL1.waitFor(3000, new Waiter.ExplainingPredicate&lt;Exception&gt;() {</span>
<span class="source-line-no">119</span><span id="line-119"> @Override</span>
<span class="source-line-no">120</span><span id="line-120"> public boolean evaluate() throws Exception {</span>
<span class="source-line-no">121</span><span id="line-121"> for (RegionServerThread rs : rsThreads) {</span>
<span class="source-line-no">122</span><span id="line-122"> if (!rs.getRegionServer().walRollRequestFinished()) {</span>
<span class="source-line-no">123</span><span id="line-123"> return false;</span>
<span class="source-line-no">124</span><span id="line-124"> }</span>
<span class="source-line-no">125</span><span id="line-125"> }</span>
<span class="source-line-no">126</span><span id="line-126"> return true;</span>
<span class="source-line-no">127</span><span id="line-127"> }</span>
<span class="source-line-no">128</span><span id="line-128"></span>
<span class="source-line-no">129</span><span id="line-129"> @Override</span>
<span class="source-line-no">130</span><span id="line-130"> public String explainFailure() throws Exception {</span>
<span class="source-line-no">131</span><span id="line-131"> List&lt;String&gt; logRollInProgressRsList = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">132</span><span id="line-132"> for (RegionServerThread rs : rsThreads) {</span>
<span class="source-line-no">133</span><span id="line-133"> if (!rs.getRegionServer().walRollRequestFinished()) {</span>
<span class="source-line-no">134</span><span id="line-134"> logRollInProgressRsList.add(rs.getRegionServer().toString());</span>
<span class="source-line-no">135</span><span id="line-135"> }</span>
<span class="source-line-no">136</span><span id="line-136"> }</span>
<span class="source-line-no">137</span><span id="line-137"> return "Still waiting for log roll on regionservers: " + logRollInProgressRsList;</span>
<span class="source-line-no">138</span><span id="line-138"> }</span>
<span class="source-line-no">139</span><span id="line-139"> });</span>
<span class="source-line-no">140</span><span id="line-140"> }</span>
<span class="source-line-no">141</span><span id="line-141"></span>
<span class="source-line-no">142</span><span id="line-142"> @Test</span>
<span class="source-line-no">143</span><span id="line-143"> public void testCustomReplicationEndpoint() throws Exception {</span>
<span class="source-line-no">144</span><span id="line-144"> // test installing a custom replication endpoint other than the default one.</span>
<span class="source-line-no">145</span><span id="line-145"> hbaseAdmin.addReplicationPeer("testCustomReplicationEndpoint",</span>
<span class="source-line-no">146</span><span id="line-146"> ReplicationPeerConfig.newBuilder().setClusterKey(ZKConfig.getZooKeeperClusterKey(CONF1))</span>
<span class="source-line-no">147</span><span id="line-147"> .setReplicationEndpointImpl(ReplicationEndpointForTest.class.getName()).build());</span>
<span class="source-line-no">148</span><span id="line-148"></span>
<span class="source-line-no">149</span><span id="line-149"> // check whether the class has been constructed and started</span>
<span class="source-line-no">150</span><span id="line-150"> Waiter.waitFor(CONF1, 60000, new Waiter.Predicate&lt;Exception&gt;() {</span>
<span class="source-line-no">151</span><span id="line-151"> @Override</span>
<span class="source-line-no">152</span><span id="line-152"> public boolean evaluate() throws Exception {</span>
<span class="source-line-no">153</span><span id="line-153"> return ReplicationEndpointForTest.contructedCount.get() &gt;= numRegionServers;</span>
<span class="source-line-no">154</span><span id="line-154"> }</span>
<span class="source-line-no">155</span><span id="line-155"> });</span>
<span class="source-line-no">156</span><span id="line-156"></span>
<span class="source-line-no">157</span><span id="line-157"> Waiter.waitFor(CONF1, 60000, new Waiter.Predicate&lt;Exception&gt;() {</span>
<span class="source-line-no">158</span><span id="line-158"> @Override</span>
<span class="source-line-no">159</span><span id="line-159"> public boolean evaluate() throws Exception {</span>
<span class="source-line-no">160</span><span id="line-160"> return ReplicationEndpointForTest.startedCount.get() &gt;= numRegionServers;</span>
<span class="source-line-no">161</span><span id="line-161"> }</span>
<span class="source-line-no">162</span><span id="line-162"> });</span>
<span class="source-line-no">163</span><span id="line-163"></span>
<span class="source-line-no">164</span><span id="line-164"> Assert.assertEquals(0, ReplicationEndpointForTest.replicateCount.get());</span>
<span class="source-line-no">165</span><span id="line-165"></span>
<span class="source-line-no">166</span><span id="line-166"> // now replicate some data.</span>
<span class="source-line-no">167</span><span id="line-167"> doPut(Bytes.toBytes("row42"));</span>
<span class="source-line-no">168</span><span id="line-168"></span>
<span class="source-line-no">169</span><span id="line-169"> Waiter.waitFor(CONF1, 60000, new Waiter.Predicate&lt;Exception&gt;() {</span>
<span class="source-line-no">170</span><span id="line-170"> @Override</span>
<span class="source-line-no">171</span><span id="line-171"> public boolean evaluate() throws Exception {</span>
<span class="source-line-no">172</span><span id="line-172"> return ReplicationEndpointForTest.replicateCount.get() &gt;= 1;</span>
<span class="source-line-no">173</span><span id="line-173"> }</span>
<span class="source-line-no">174</span><span id="line-174"> });</span>
<span class="source-line-no">175</span><span id="line-175"></span>
<span class="source-line-no">176</span><span id="line-176"> doAssert(Bytes.toBytes("row42"));</span>
<span class="source-line-no">177</span><span id="line-177"></span>
<span class="source-line-no">178</span><span id="line-178"> hbaseAdmin.removeReplicationPeer("testCustomReplicationEndpoint");</span>
<span class="source-line-no">179</span><span id="line-179"> }</span>
<span class="source-line-no">180</span><span id="line-180"></span>
<span class="source-line-no">181</span><span id="line-181"> @Test</span>
<span class="source-line-no">182</span><span id="line-182"> public void testReplicationEndpointReturnsFalseOnReplicate() throws Exception {</span>
<span class="source-line-no">183</span><span id="line-183"> Assert.assertEquals(0, ReplicationEndpointForTest.replicateCount.get());</span>
<span class="source-line-no">184</span><span id="line-184"> Assert.assertTrue(!ReplicationEndpointReturningFalse.replicated.get());</span>
<span class="source-line-no">185</span><span id="line-185"> int peerCount = hbaseAdmin.listReplicationPeers().size();</span>
<span class="source-line-no">186</span><span id="line-186"> final String id = "testReplicationEndpointReturnsFalseOnReplicate";</span>
<span class="source-line-no">187</span><span id="line-187"> hbaseAdmin.addReplicationPeer(id,</span>
<span class="source-line-no">188</span><span id="line-188"> ReplicationPeerConfig.newBuilder().setClusterKey(ZKConfig.getZooKeeperClusterKey(CONF1))</span>
<span class="source-line-no">189</span><span id="line-189"> .setReplicationEndpointImpl(ReplicationEndpointReturningFalse.class.getName()).build());</span>
<span class="source-line-no">190</span><span id="line-190"> // This test is flakey and then there is so much stuff flying around in here its, hard to</span>
<span class="source-line-no">191</span><span id="line-191"> // debug. Peer needs to be up for the edit to make it across. This wait on</span>
<span class="source-line-no">192</span><span id="line-192"> // peer count seems to be a hack that has us not progress till peer is up.</span>
<span class="source-line-no">193</span><span id="line-193"> if (hbaseAdmin.listReplicationPeers().size() &lt;= peerCount) {</span>
<span class="source-line-no">194</span><span id="line-194"> LOG.info("Waiting on peercount to go up from " + peerCount);</span>
<span class="source-line-no">195</span><span id="line-195"> Threads.sleep(100);</span>
<span class="source-line-no">196</span><span id="line-196"> }</span>
<span class="source-line-no">197</span><span id="line-197"> // now replicate some data</span>
<span class="source-line-no">198</span><span id="line-198"> doPut(row);</span>
<span class="source-line-no">199</span><span id="line-199"></span>
<span class="source-line-no">200</span><span id="line-200"> Waiter.waitFor(CONF1, 60000, new Waiter.Predicate&lt;Exception&gt;() {</span>
<span class="source-line-no">201</span><span id="line-201"> @Override</span>
<span class="source-line-no">202</span><span id="line-202"> public boolean evaluate() throws Exception {</span>
<span class="source-line-no">203</span><span id="line-203"> // Looks like replication endpoint returns false unless we put more than 10 edits. We</span>
<span class="source-line-no">204</span><span id="line-204"> // only send over one edit.</span>
<span class="source-line-no">205</span><span id="line-205"> int count = ReplicationEndpointForTest.replicateCount.get();</span>
<span class="source-line-no">206</span><span id="line-206"> LOG.info("count=" + count);</span>
<span class="source-line-no">207</span><span id="line-207"> return ReplicationEndpointReturningFalse.replicated.get();</span>
<span class="source-line-no">208</span><span id="line-208"> }</span>
<span class="source-line-no">209</span><span id="line-209"> });</span>
<span class="source-line-no">210</span><span id="line-210"> if (ReplicationEndpointReturningFalse.ex.get() != null) {</span>
<span class="source-line-no">211</span><span id="line-211"> throw ReplicationEndpointReturningFalse.ex.get();</span>
<span class="source-line-no">212</span><span id="line-212"> }</span>
<span class="source-line-no">213</span><span id="line-213"></span>
<span class="source-line-no">214</span><span id="line-214"> hbaseAdmin.removeReplicationPeer("testReplicationEndpointReturnsFalseOnReplicate");</span>
<span class="source-line-no">215</span><span id="line-215"> }</span>
<span class="source-line-no">216</span><span id="line-216"></span>
<span class="source-line-no">217</span><span id="line-217"> @Test</span>
<span class="source-line-no">218</span><span id="line-218"> public void testInterClusterReplication() throws Exception {</span>
<span class="source-line-no">219</span><span id="line-219"> final String id = "testInterClusterReplication";</span>
<span class="source-line-no">220</span><span id="line-220"></span>
<span class="source-line-no">221</span><span id="line-221"> List&lt;HRegion&gt; regions = UTIL1.getHBaseCluster().getRegions(tableName);</span>
<span class="source-line-no">222</span><span id="line-222"> int totEdits = 0;</span>
<span class="source-line-no">223</span><span id="line-223"></span>
<span class="source-line-no">224</span><span id="line-224"> // Make sure edits are spread across regions because we do region based batching</span>
<span class="source-line-no">225</span><span id="line-225"> // before shipping edits.</span>
<span class="source-line-no">226</span><span id="line-226"> for (HRegion region : regions) {</span>
<span class="source-line-no">227</span><span id="line-227"> RegionInfo hri = region.getRegionInfo();</span>
<span class="source-line-no">228</span><span id="line-228"> byte[] row = hri.getStartKey();</span>
<span class="source-line-no">229</span><span id="line-229"> for (int i = 0; i &lt; 100; i++) {</span>
<span class="source-line-no">230</span><span id="line-230"> if (row.length &gt; 0) {</span>
<span class="source-line-no">231</span><span id="line-231"> Put put = new Put(row);</span>
<span class="source-line-no">232</span><span id="line-232"> put.addColumn(famName, row, row);</span>
<span class="source-line-no">233</span><span id="line-233"> region.put(put);</span>
<span class="source-line-no">234</span><span id="line-234"> totEdits++;</span>
<span class="source-line-no">235</span><span id="line-235"> }</span>
<span class="source-line-no">236</span><span id="line-236"> }</span>
<span class="source-line-no">237</span><span id="line-237"> }</span>
<span class="source-line-no">238</span><span id="line-238"></span>
<span class="source-line-no">239</span><span id="line-239"> hbaseAdmin.addReplicationPeer(id,</span>
<span class="source-line-no">240</span><span id="line-240"> ReplicationPeerConfig.newBuilder().setClusterKey(ZKConfig.getZooKeeperClusterKey(CONF2))</span>
<span class="source-line-no">241</span><span id="line-241"> .setReplicationEndpointImpl(InterClusterReplicationEndpointForTest.class.getName())</span>
<span class="source-line-no">242</span><span id="line-242"> .build());</span>
<span class="source-line-no">243</span><span id="line-243"></span>
<span class="source-line-no">244</span><span id="line-244"> final int numEdits = totEdits;</span>
<span class="source-line-no">245</span><span id="line-245"> Waiter.waitFor(CONF1, 30000, new Waiter.ExplainingPredicate&lt;Exception&gt;() {</span>
<span class="source-line-no">246</span><span id="line-246"> @Override</span>
<span class="source-line-no">247</span><span id="line-247"> public boolean evaluate() throws Exception {</span>
<span class="source-line-no">248</span><span id="line-248"> return InterClusterReplicationEndpointForTest.replicateCount.get() == numEdits;</span>
<span class="source-line-no">249</span><span id="line-249"> }</span>
<span class="source-line-no">250</span><span id="line-250"></span>
<span class="source-line-no">251</span><span id="line-251"> @Override</span>
<span class="source-line-no">252</span><span id="line-252"> public String explainFailure() throws Exception {</span>
<span class="source-line-no">253</span><span id="line-253"> String failure = "Failed to replicate all edits, expected = " + numEdits + " replicated = "</span>
<span class="source-line-no">254</span><span id="line-254"> + InterClusterReplicationEndpointForTest.replicateCount.get();</span>
<span class="source-line-no">255</span><span id="line-255"> return failure;</span>
<span class="source-line-no">256</span><span id="line-256"> }</span>
<span class="source-line-no">257</span><span id="line-257"> });</span>
<span class="source-line-no">258</span><span id="line-258"></span>
<span class="source-line-no">259</span><span id="line-259"> hbaseAdmin.removeReplicationPeer("testInterClusterReplication");</span>
<span class="source-line-no">260</span><span id="line-260"> UTIL1.deleteTableData(tableName);</span>
<span class="source-line-no">261</span><span id="line-261"> }</span>
<span class="source-line-no">262</span><span id="line-262"></span>
<span class="source-line-no">263</span><span id="line-263"> @Test</span>
<span class="source-line-no">264</span><span id="line-264"> public void testWALEntryFilterFromReplicationEndpoint() throws Exception {</span>
<span class="source-line-no">265</span><span id="line-265"> ReplicationPeerConfig rpc =</span>
<span class="source-line-no">266</span><span id="line-266"> ReplicationPeerConfig.newBuilder().setClusterKey(ZKConfig.getZooKeeperClusterKey(CONF1))</span>
<span class="source-line-no">267</span><span id="line-267"> .setReplicationEndpointImpl(ReplicationEndpointWithWALEntryFilter.class.getName())</span>
<span class="source-line-no">268</span><span id="line-268"> // test that we can create mutliple WALFilters reflectively</span>
<span class="source-line-no">269</span><span id="line-269"> .putConfiguration(BaseReplicationEndpoint.REPLICATION_WALENTRYFILTER_CONFIG_KEY,</span>
<span class="source-line-no">270</span><span id="line-270"> EverythingPassesWALEntryFilter.class.getName() + ","</span>
<span class="source-line-no">271</span><span id="line-271"> + EverythingPassesWALEntryFilterSubclass.class.getName())</span>
<span class="source-line-no">272</span><span id="line-272"> .build();</span>
<span class="source-line-no">273</span><span id="line-273"></span>
<span class="source-line-no">274</span><span id="line-274"> hbaseAdmin.addReplicationPeer("testWALEntryFilterFromReplicationEndpoint", rpc);</span>
<span class="source-line-no">275</span><span id="line-275"> // now replicate some data.</span>
<span class="source-line-no">276</span><span id="line-276"> try (Connection connection = ConnectionFactory.createConnection(CONF1)) {</span>
<span class="source-line-no">277</span><span id="line-277"> doPut(connection, Bytes.toBytes("row1"));</span>
<span class="source-line-no">278</span><span id="line-278"> doPut(connection, row);</span>
<span class="source-line-no">279</span><span id="line-279"> doPut(connection, Bytes.toBytes("row2"));</span>
<span class="source-line-no">280</span><span id="line-280"> }</span>
<span class="source-line-no">281</span><span id="line-281"></span>
<span class="source-line-no">282</span><span id="line-282"> Waiter.waitFor(CONF1, 60000, new Waiter.Predicate&lt;Exception&gt;() {</span>
<span class="source-line-no">283</span><span id="line-283"> @Override</span>
<span class="source-line-no">284</span><span id="line-284"> public boolean evaluate() throws Exception {</span>
<span class="source-line-no">285</span><span id="line-285"> return ReplicationEndpointForTest.replicateCount.get() &gt;= 1;</span>
<span class="source-line-no">286</span><span id="line-286"> }</span>
<span class="source-line-no">287</span><span id="line-287"> });</span>
<span class="source-line-no">288</span><span id="line-288"></span>
<span class="source-line-no">289</span><span id="line-289"> Assert.assertNull(ReplicationEndpointWithWALEntryFilter.ex.get());</span>
<span class="source-line-no">290</span><span id="line-290"> // make sure our reflectively created filter is in the filter chain</span>
<span class="source-line-no">291</span><span id="line-291"> Assert.assertTrue(EverythingPassesWALEntryFilter.hasPassedAnEntry());</span>
<span class="source-line-no">292</span><span id="line-292"> hbaseAdmin.removeReplicationPeer("testWALEntryFilterFromReplicationEndpoint");</span>
<span class="source-line-no">293</span><span id="line-293"> }</span>
<span class="source-line-no">294</span><span id="line-294"></span>
<span class="source-line-no">295</span><span id="line-295"> @Test(expected = IOException.class)</span>
<span class="source-line-no">296</span><span id="line-296"> public void testWALEntryFilterAddValidation() throws Exception {</span>
<span class="source-line-no">297</span><span id="line-297"> ReplicationPeerConfig rpc =</span>
<span class="source-line-no">298</span><span id="line-298"> ReplicationPeerConfig.newBuilder().setClusterKey(ZKConfig.getZooKeeperClusterKey(CONF1))</span>
<span class="source-line-no">299</span><span id="line-299"> .setReplicationEndpointImpl(ReplicationEndpointWithWALEntryFilter.class.getName())</span>
<span class="source-line-no">300</span><span id="line-300"> // test that we can create mutliple WALFilters reflectively</span>
<span class="source-line-no">301</span><span id="line-301"> .putConfiguration(BaseReplicationEndpoint.REPLICATION_WALENTRYFILTER_CONFIG_KEY,</span>
<span class="source-line-no">302</span><span id="line-302"> "IAmNotARealWalEntryFilter")</span>
<span class="source-line-no">303</span><span id="line-303"> .build();</span>
<span class="source-line-no">304</span><span id="line-304"> hbaseAdmin.addReplicationPeer("testWALEntryFilterAddValidation", rpc);</span>
<span class="source-line-no">305</span><span id="line-305"> }</span>
<span class="source-line-no">306</span><span id="line-306"></span>
<span class="source-line-no">307</span><span id="line-307"> @Test(expected = IOException.class)</span>
<span class="source-line-no">308</span><span id="line-308"> public void testWALEntryFilterUpdateValidation() throws Exception {</span>
<span class="source-line-no">309</span><span id="line-309"> ReplicationPeerConfig rpc =</span>
<span class="source-line-no">310</span><span id="line-310"> ReplicationPeerConfig.newBuilder().setClusterKey(ZKConfig.getZooKeeperClusterKey(CONF1))</span>
<span class="source-line-no">311</span><span id="line-311"> .setReplicationEndpointImpl(ReplicationEndpointWithWALEntryFilter.class.getName())</span>
<span class="source-line-no">312</span><span id="line-312"> // test that we can create mutliple WALFilters reflectively</span>
<span class="source-line-no">313</span><span id="line-313"> .putConfiguration(BaseReplicationEndpoint.REPLICATION_WALENTRYFILTER_CONFIG_KEY,</span>
<span class="source-line-no">314</span><span id="line-314"> "IAmNotARealWalEntryFilter")</span>
<span class="source-line-no">315</span><span id="line-315"> .build();</span>
<span class="source-line-no">316</span><span id="line-316"> hbaseAdmin.updateReplicationPeerConfig("testWALEntryFilterUpdateValidation", rpc);</span>
<span class="source-line-no">317</span><span id="line-317"> }</span>
<span class="source-line-no">318</span><span id="line-318"></span>
<span class="source-line-no">319</span><span id="line-319"> @Test</span>
<span class="source-line-no">320</span><span id="line-320"> public void testMetricsSourceBaseSourcePassThrough() {</span>
<span class="source-line-no">321</span><span id="line-321"> /*</span>
<span class="source-line-no">322</span><span id="line-322"> * The replication MetricsSource wraps a MetricsReplicationTableSourceImpl,</span>
<span class="source-line-no">323</span><span id="line-323"> * MetricsReplicationSourceSourceImpl and a MetricsReplicationGlobalSourceSource, so that</span>
<span class="source-line-no">324</span><span id="line-324"> * metrics get written to both namespaces. Both of those classes wrap a</span>
<span class="source-line-no">325</span><span id="line-325"> * MetricsReplicationSourceImpl that implements BaseSource, which allows for custom JMX metrics.</span>
<span class="source-line-no">326</span><span id="line-326"> * This test checks to make sure the BaseSource decorator logic on MetricsSource actually calls</span>
<span class="source-line-no">327</span><span id="line-327"> * down through the two layers of wrapping to the actual BaseSource.</span>
<span class="source-line-no">328</span><span id="line-328"> */</span>
<span class="source-line-no">329</span><span id="line-329"> String id = "id";</span>
<span class="source-line-no">330</span><span id="line-330"> DynamicMetricsRegistry mockRegistry = mock(DynamicMetricsRegistry.class);</span>
<span class="source-line-no">331</span><span id="line-331"> MetricsReplicationSourceImpl singleRms = mock(MetricsReplicationSourceImpl.class);</span>
<span class="source-line-no">332</span><span id="line-332"> when(singleRms.getMetricsRegistry()).thenReturn(mockRegistry);</span>
<span class="source-line-no">333</span><span id="line-333"> MetricsReplicationSourceImpl globalRms = mock(MetricsReplicationSourceImpl.class);</span>
<span class="source-line-no">334</span><span id="line-334"> when(globalRms.getMetricsRegistry()).thenReturn(mockRegistry);</span>
<span class="source-line-no">335</span><span id="line-335"></span>
<span class="source-line-no">336</span><span id="line-336"> MetricsReplicationSourceSource singleSourceSource =</span>
<span class="source-line-no">337</span><span id="line-337"> new MetricsReplicationSourceSourceImpl(singleRms, id);</span>
<span class="source-line-no">338</span><span id="line-338"> MetricsReplicationGlobalSourceSource globalSourceSource =</span>
<span class="source-line-no">339</span><span id="line-339"> new MetricsReplicationGlobalSourceSourceImpl(globalRms);</span>
<span class="source-line-no">340</span><span id="line-340"> MetricsReplicationGlobalSourceSource spyglobalSourceSource = spy(globalSourceSource);</span>
<span class="source-line-no">341</span><span id="line-341"> doNothing().when(spyglobalSourceSource).incrFailedRecoveryQueue();</span>
<span class="source-line-no">342</span><span id="line-342"></span>
<span class="source-line-no">343</span><span id="line-343"> Map&lt;String, MetricsReplicationTableSource&gt; singleSourceSourceByTable = new HashMap&lt;&gt;();</span>
<span class="source-line-no">344</span><span id="line-344"> MetricsSource source =</span>
<span class="source-line-no">345</span><span id="line-345"> new MetricsSource(id, singleSourceSource, spyglobalSourceSource, singleSourceSourceByTable);</span>
<span class="source-line-no">346</span><span id="line-346"></span>
<span class="source-line-no">347</span><span id="line-347"> String gaugeName = "gauge";</span>
<span class="source-line-no">348</span><span id="line-348"> String singleGaugeName = "source.id." + gaugeName;</span>
<span class="source-line-no">349</span><span id="line-349"> String globalGaugeName = "source." + gaugeName;</span>
<span class="source-line-no">350</span><span id="line-350"> long delta = 1;</span>
<span class="source-line-no">351</span><span id="line-351"> String counterName = "counter";</span>
<span class="source-line-no">352</span><span id="line-352"> String singleCounterName = "source.id." + counterName;</span>
<span class="source-line-no">353</span><span id="line-353"> String globalCounterName = "source." + counterName;</span>
<span class="source-line-no">354</span><span id="line-354"> long count = 2;</span>
<span class="source-line-no">355</span><span id="line-355"> source.decGauge(gaugeName, delta);</span>
<span class="source-line-no">356</span><span id="line-356"> source.getMetricsContext();</span>
<span class="source-line-no">357</span><span id="line-357"> source.getMetricsDescription();</span>
<span class="source-line-no">358</span><span id="line-358"> source.getMetricsJmxContext();</span>
<span class="source-line-no">359</span><span id="line-359"> source.getMetricsName();</span>
<span class="source-line-no">360</span><span id="line-360"> source.incCounters(counterName, count);</span>
<span class="source-line-no">361</span><span id="line-361"> source.incGauge(gaugeName, delta);</span>
<span class="source-line-no">362</span><span id="line-362"> source.init();</span>
<span class="source-line-no">363</span><span id="line-363"> source.removeMetric(gaugeName);</span>
<span class="source-line-no">364</span><span id="line-364"> source.setGauge(gaugeName, delta);</span>
<span class="source-line-no">365</span><span id="line-365"> source.updateHistogram(counterName, count);</span>
<span class="source-line-no">366</span><span id="line-366"> source.incrFailedRecoveryQueue();</span>
<span class="source-line-no">367</span><span id="line-367"></span>
<span class="source-line-no">368</span><span id="line-368"> verify(singleRms).decGauge(singleGaugeName, delta);</span>
<span class="source-line-no">369</span><span id="line-369"> verify(globalRms).decGauge(globalGaugeName, delta);</span>
<span class="source-line-no">370</span><span id="line-370"> verify(globalRms).getMetricsContext();</span>
<span class="source-line-no">371</span><span id="line-371"> verify(globalRms).getMetricsJmxContext();</span>
<span class="source-line-no">372</span><span id="line-372"> verify(globalRms).getMetricsName();</span>
<span class="source-line-no">373</span><span id="line-373"> verify(singleRms).incCounters(singleCounterName, count);</span>
<span class="source-line-no">374</span><span id="line-374"> verify(globalRms).incCounters(globalCounterName, count);</span>
<span class="source-line-no">375</span><span id="line-375"> verify(singleRms).incGauge(singleGaugeName, delta);</span>
<span class="source-line-no">376</span><span id="line-376"> verify(globalRms).incGauge(globalGaugeName, delta);</span>
<span class="source-line-no">377</span><span id="line-377"> verify(globalRms).init();</span>
<span class="source-line-no">378</span><span id="line-378"> verify(singleRms).removeMetric(singleGaugeName);</span>
<span class="source-line-no">379</span><span id="line-379"> verify(globalRms).removeMetric(globalGaugeName);</span>
<span class="source-line-no">380</span><span id="line-380"> verify(singleRms).setGauge(singleGaugeName, delta);</span>
<span class="source-line-no">381</span><span id="line-381"> verify(globalRms).setGauge(globalGaugeName, delta);</span>
<span class="source-line-no">382</span><span id="line-382"> verify(singleRms).updateHistogram(singleCounterName, count);</span>
<span class="source-line-no">383</span><span id="line-383"> verify(globalRms).updateHistogram(globalCounterName, count);</span>
<span class="source-line-no">384</span><span id="line-384"> verify(spyglobalSourceSource).incrFailedRecoveryQueue();</span>
<span class="source-line-no">385</span><span id="line-385"></span>
<span class="source-line-no">386</span><span id="line-386"> // check singleSourceSourceByTable metrics.</span>
<span class="source-line-no">387</span><span id="line-387"> // singleSourceSourceByTable map entry will be created only</span>
<span class="source-line-no">388</span><span id="line-388"> // after calling #setAgeOfLastShippedOpByTable</span>
<span class="source-line-no">389</span><span id="line-389"> boolean containsRandomNewTable =</span>
<span class="source-line-no">390</span><span id="line-390"> source.getSingleSourceSourceByTable().containsKey("RandomNewTable");</span>
<span class="source-line-no">391</span><span id="line-391"> Assert.assertEquals(false, containsRandomNewTable);</span>
<span class="source-line-no">392</span><span id="line-392"> source.updateTableLevelMetrics(createWALEntriesWithSize("RandomNewTable"));</span>
<span class="source-line-no">393</span><span id="line-393"> containsRandomNewTable = source.getSingleSourceSourceByTable().containsKey("RandomNewTable");</span>
<span class="source-line-no">394</span><span id="line-394"> Assert.assertEquals(true, containsRandomNewTable);</span>
<span class="source-line-no">395</span><span id="line-395"> MetricsReplicationTableSource msr = source.getSingleSourceSourceByTable().get("RandomNewTable");</span>
<span class="source-line-no">396</span><span id="line-396"></span>
<span class="source-line-no">397</span><span id="line-397"> // age should be greater than zero we created the entry with time in the past</span>
<span class="source-line-no">398</span><span id="line-398"> Assert.assertTrue(msr.getLastShippedAge() &gt; 0);</span>
<span class="source-line-no">399</span><span id="line-399"> Assert.assertTrue(msr.getShippedBytes() &gt; 0);</span>
<span class="source-line-no">400</span><span id="line-400"></span>
<span class="source-line-no">401</span><span id="line-401"> }</span>
<span class="source-line-no">402</span><span id="line-402"></span>
<span class="source-line-no">403</span><span id="line-403"> private List&lt;Pair&lt;Entry, Long&gt;&gt; createWALEntriesWithSize(String tableName) {</span>
<span class="source-line-no">404</span><span id="line-404"> List&lt;Pair&lt;Entry, Long&gt;&gt; walEntriesWithSize = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">405</span><span id="line-405"> byte[] a = new byte[] { 'a' };</span>
<span class="source-line-no">406</span><span id="line-406"> Entry entry = createEntry(tableName, null, a);</span>
<span class="source-line-no">407</span><span id="line-407"> walEntriesWithSize.add(new Pair&lt;&gt;(entry, 10L));</span>
<span class="source-line-no">408</span><span id="line-408"> return walEntriesWithSize;</span>
<span class="source-line-no">409</span><span id="line-409"> }</span>
<span class="source-line-no">410</span><span id="line-410"></span>
<span class="source-line-no">411</span><span id="line-411"> private Entry createEntry(String tableName, TreeMap&lt;byte[], Integer&gt; scopes, byte[]... kvs) {</span>
<span class="source-line-no">412</span><span id="line-412"> WALKeyImpl key1 = new WALKeyImpl(new byte[0], TableName.valueOf(tableName),</span>
<span class="source-line-no">413</span><span id="line-413"> EnvironmentEdgeManager.currentTime() - 1L, scopes);</span>
<span class="source-line-no">414</span><span id="line-414"> WALEdit edit1 = new WALEdit();</span>
<span class="source-line-no">415</span><span id="line-415"></span>
<span class="source-line-no">416</span><span id="line-416"> for (byte[] kv : kvs) {</span>
<span class="source-line-no">417</span><span id="line-417"> WALEditInternalHelper.addExtendedCell(edit1, new KeyValue(kv, kv, kv));</span>
<span class="source-line-no">418</span><span id="line-418"> }</span>
<span class="source-line-no">419</span><span id="line-419"> return new Entry(key1, edit1);</span>
<span class="source-line-no">420</span><span id="line-420"> }</span>
<span class="source-line-no">421</span><span id="line-421"></span>
<span class="source-line-no">422</span><span id="line-422"> private void doPut(byte[] row) throws IOException {</span>
<span class="source-line-no">423</span><span id="line-423"> try (Connection connection = ConnectionFactory.createConnection(CONF1)) {</span>
<span class="source-line-no">424</span><span id="line-424"> doPut(connection, row);</span>
<span class="source-line-no">425</span><span id="line-425"> }</span>
<span class="source-line-no">426</span><span id="line-426"> }</span>
<span class="source-line-no">427</span><span id="line-427"></span>
<span class="source-line-no">428</span><span id="line-428"> private void doPut(final Connection connection, final byte[] row) throws IOException {</span>
<span class="source-line-no">429</span><span id="line-429"> try (Table t = connection.getTable(tableName)) {</span>
<span class="source-line-no">430</span><span id="line-430"> Put put = new Put(row);</span>
<span class="source-line-no">431</span><span id="line-431"> put.addColumn(famName, row, row);</span>
<span class="source-line-no">432</span><span id="line-432"> t.put(put);</span>
<span class="source-line-no">433</span><span id="line-433"> }</span>
<span class="source-line-no">434</span><span id="line-434"> }</span>
<span class="source-line-no">435</span><span id="line-435"></span>
<span class="source-line-no">436</span><span id="line-436"> private static void doAssert(byte[] row) throws Exception {</span>
<span class="source-line-no">437</span><span id="line-437"> if (ReplicationEndpointForTest.lastEntries == null) {</span>
<span class="source-line-no">438</span><span id="line-438"> return; // first call</span>
<span class="source-line-no">439</span><span id="line-439"> }</span>
<span class="source-line-no">440</span><span id="line-440"> Assert.assertEquals(1, ReplicationEndpointForTest.lastEntries.size());</span>
<span class="source-line-no">441</span><span id="line-441"> List&lt;Cell&gt; cells = ReplicationEndpointForTest.lastEntries.get(0).getEdit().getCells();</span>
<span class="source-line-no">442</span><span id="line-442"> Assert.assertEquals(1, cells.size());</span>
<span class="source-line-no">443</span><span id="line-443"> Assert.assertTrue(Bytes.equals(cells.get(0).getRowArray(), cells.get(0).getRowOffset(),</span>
<span class="source-line-no">444</span><span id="line-444"> cells.get(0).getRowLength(), row, 0, row.length));</span>
<span class="source-line-no">445</span><span id="line-445"> }</span>
<span class="source-line-no">446</span><span id="line-446"></span>
<span class="source-line-no">447</span><span id="line-447"> public static class ReplicationEndpointForTest extends BaseReplicationEndpoint {</span>
<span class="source-line-no">448</span><span id="line-448"> static UUID uuid = UTIL1.getRandomUUID();</span>
<span class="source-line-no">449</span><span id="line-449"> static AtomicInteger contructedCount = new AtomicInteger();</span>
<span class="source-line-no">450</span><span id="line-450"> static AtomicInteger startedCount = new AtomicInteger();</span>
<span class="source-line-no">451</span><span id="line-451"> static AtomicInteger stoppedCount = new AtomicInteger();</span>
<span class="source-line-no">452</span><span id="line-452"> static AtomicInteger replicateCount = new AtomicInteger();</span>
<span class="source-line-no">453</span><span id="line-453"> static volatile List&lt;Entry&gt; lastEntries = null;</span>
<span class="source-line-no">454</span><span id="line-454"></span>
<span class="source-line-no">455</span><span id="line-455"> public ReplicationEndpointForTest() {</span>
<span class="source-line-no">456</span><span id="line-456"> replicateCount.set(0);</span>
<span class="source-line-no">457</span><span id="line-457"> contructedCount.incrementAndGet();</span>
<span class="source-line-no">458</span><span id="line-458"> }</span>
<span class="source-line-no">459</span><span id="line-459"></span>
<span class="source-line-no">460</span><span id="line-460"> @Override</span>
<span class="source-line-no">461</span><span id="line-461"> public UUID getPeerUUID() {</span>
<span class="source-line-no">462</span><span id="line-462"> return uuid;</span>
<span class="source-line-no">463</span><span id="line-463"> }</span>
<span class="source-line-no">464</span><span id="line-464"></span>
<span class="source-line-no">465</span><span id="line-465"> @Override</span>
<span class="source-line-no">466</span><span id="line-466"> public boolean replicate(ReplicateContext replicateContext) {</span>
<span class="source-line-no">467</span><span id="line-467"> replicateCount.incrementAndGet();</span>
<span class="source-line-no">468</span><span id="line-468"> lastEntries = new ArrayList&lt;&gt;(replicateContext.entries);</span>
<span class="source-line-no">469</span><span id="line-469"> return true;</span>
<span class="source-line-no">470</span><span id="line-470"> }</span>
<span class="source-line-no">471</span><span id="line-471"></span>
<span class="source-line-no">472</span><span id="line-472"> @Override</span>
<span class="source-line-no">473</span><span id="line-473"> public void start() {</span>
<span class="source-line-no">474</span><span id="line-474"> startAsync();</span>
<span class="source-line-no">475</span><span id="line-475"> }</span>
<span class="source-line-no">476</span><span id="line-476"></span>
<span class="source-line-no">477</span><span id="line-477"> @Override</span>
<span class="source-line-no">478</span><span id="line-478"> public void stop() {</span>
<span class="source-line-no">479</span><span id="line-479"> stopAsync();</span>
<span class="source-line-no">480</span><span id="line-480"> }</span>
<span class="source-line-no">481</span><span id="line-481"></span>
<span class="source-line-no">482</span><span id="line-482"> @Override</span>
<span class="source-line-no">483</span><span id="line-483"> protected void doStart() {</span>
<span class="source-line-no">484</span><span id="line-484"> startedCount.incrementAndGet();</span>
<span class="source-line-no">485</span><span id="line-485"> notifyStarted();</span>
<span class="source-line-no">486</span><span id="line-486"> }</span>
<span class="source-line-no">487</span><span id="line-487"></span>
<span class="source-line-no">488</span><span id="line-488"> @Override</span>
<span class="source-line-no">489</span><span id="line-489"> protected void doStop() {</span>
<span class="source-line-no">490</span><span id="line-490"> stoppedCount.incrementAndGet();</span>
<span class="source-line-no">491</span><span id="line-491"> notifyStopped();</span>
<span class="source-line-no">492</span><span id="line-492"> }</span>
<span class="source-line-no">493</span><span id="line-493"></span>
<span class="source-line-no">494</span><span id="line-494"> @Override</span>
<span class="source-line-no">495</span><span id="line-495"> public boolean canReplicateToSameCluster() {</span>
<span class="source-line-no">496</span><span id="line-496"> return true;</span>
<span class="source-line-no">497</span><span id="line-497"> }</span>
<span class="source-line-no">498</span><span id="line-498"> }</span>
<span class="source-line-no">499</span><span id="line-499"></span>
<span class="source-line-no">500</span><span id="line-500"> /**</span>
<span class="source-line-no">501</span><span id="line-501"> * Not used by unit tests, helpful for manual testing with replication.</span>
<span class="source-line-no">502</span><span id="line-502"> * &lt;p&gt;</span>
<span class="source-line-no">503</span><span id="line-503"> * Snippet for `hbase shell`:</span>
<span class="source-line-no">504</span><span id="line-504"> *</span>
<span class="source-line-no">505</span><span id="line-505"> * &lt;pre&gt;</span>
<span class="source-line-no">506</span><span id="line-506"> * create 't', 'f'</span>
<span class="source-line-no">507</span><span id="line-507"> * add_peer '1', ENDPOINT_CLASSNAME =&amp;gt; 'org.apache.hadoop.hbase.replication.' + \</span>
<span class="source-line-no">508</span><span id="line-508"> * 'TestReplicationEndpoint$SleepingReplicationEndpointForTest'</span>
<span class="source-line-no">509</span><span id="line-509"> * alter 't', {NAME=&amp;gt;'f', REPLICATION_SCOPE=&amp;gt;1}</span>
<span class="source-line-no">510</span><span id="line-510"> * &lt;/pre&gt;</span>
<span class="source-line-no">511</span><span id="line-511"> */</span>
<span class="source-line-no">512</span><span id="line-512"> public static class SleepingReplicationEndpointForTest extends ReplicationEndpointForTest {</span>
<span class="source-line-no">513</span><span id="line-513"> private long duration;</span>
<span class="source-line-no">514</span><span id="line-514"></span>
<span class="source-line-no">515</span><span id="line-515"> public SleepingReplicationEndpointForTest() {</span>
<span class="source-line-no">516</span><span id="line-516"> super();</span>
<span class="source-line-no">517</span><span id="line-517"> }</span>
<span class="source-line-no">518</span><span id="line-518"></span>
<span class="source-line-no">519</span><span id="line-519"> @Override</span>
<span class="source-line-no">520</span><span id="line-520"> public void init(Context context) throws IOException {</span>
<span class="source-line-no">521</span><span id="line-521"> super.init(context);</span>
<span class="source-line-no">522</span><span id="line-522"> if (this.ctx != null) {</span>
<span class="source-line-no">523</span><span id="line-523"> duration = this.ctx.getConfiguration()</span>
<span class="source-line-no">524</span><span id="line-524"> .getLong("hbase.test.sleep.replication.endpoint.duration.millis", 5000L);</span>
<span class="source-line-no">525</span><span id="line-525"> }</span>
<span class="source-line-no">526</span><span id="line-526"> }</span>
<span class="source-line-no">527</span><span id="line-527"></span>
<span class="source-line-no">528</span><span id="line-528"> @Override</span>
<span class="source-line-no">529</span><span id="line-529"> public boolean replicate(ReplicateContext context) {</span>
<span class="source-line-no">530</span><span id="line-530"> try {</span>
<span class="source-line-no">531</span><span id="line-531"> Thread.sleep(duration);</span>
<span class="source-line-no">532</span><span id="line-532"> } catch (InterruptedException e) {</span>
<span class="source-line-no">533</span><span id="line-533"> Thread.currentThread().interrupt();</span>
<span class="source-line-no">534</span><span id="line-534"> return false;</span>
<span class="source-line-no">535</span><span id="line-535"> }</span>
<span class="source-line-no">536</span><span id="line-536"> return super.replicate(context);</span>
<span class="source-line-no">537</span><span id="line-537"> }</span>
<span class="source-line-no">538</span><span id="line-538"> }</span>
<span class="source-line-no">539</span><span id="line-539"></span>
<span class="source-line-no">540</span><span id="line-540"> public static class InterClusterReplicationEndpointForTest</span>
<span class="source-line-no">541</span><span id="line-541"> extends HBaseInterClusterReplicationEndpoint {</span>
<span class="source-line-no">542</span><span id="line-542"></span>
<span class="source-line-no">543</span><span id="line-543"> static AtomicInteger replicateCount = new AtomicInteger();</span>
<span class="source-line-no">544</span><span id="line-544"> static boolean failedOnce;</span>
<span class="source-line-no">545</span><span id="line-545"></span>
<span class="source-line-no">546</span><span id="line-546"> public InterClusterReplicationEndpointForTest() {</span>
<span class="source-line-no">547</span><span id="line-547"> replicateCount.set(0);</span>
<span class="source-line-no">548</span><span id="line-548"> }</span>
<span class="source-line-no">549</span><span id="line-549"></span>
<span class="source-line-no">550</span><span id="line-550"> @Override</span>
<span class="source-line-no">551</span><span id="line-551"> public boolean replicate(ReplicateContext replicateContext) {</span>
<span class="source-line-no">552</span><span id="line-552"> boolean success = super.replicate(replicateContext);</span>
<span class="source-line-no">553</span><span id="line-553"> if (success) {</span>
<span class="source-line-no">554</span><span id="line-554"> replicateCount.addAndGet(replicateContext.entries.size());</span>
<span class="source-line-no">555</span><span id="line-555"> }</span>
<span class="source-line-no">556</span><span id="line-556"> return success;</span>
<span class="source-line-no">557</span><span id="line-557"> }</span>
<span class="source-line-no">558</span><span id="line-558"></span>
<span class="source-line-no">559</span><span id="line-559"> @Override</span>
<span class="source-line-no">560</span><span id="line-560"> protected CompletableFuture&lt;Integer&gt; asyncReplicate(List&lt;Entry&gt; entries, int ordinal,</span>
<span class="source-line-no">561</span><span id="line-561"> int timeout) {</span>
<span class="source-line-no">562</span><span id="line-562"> // Fail only once, we don't want to slow down the test.</span>
<span class="source-line-no">563</span><span id="line-563"> if (failedOnce) {</span>
<span class="source-line-no">564</span><span id="line-564"> return CompletableFuture.completedFuture(ordinal);</span>
<span class="source-line-no">565</span><span id="line-565"> } else {</span>
<span class="source-line-no">566</span><span id="line-566"> failedOnce = true;</span>
<span class="source-line-no">567</span><span id="line-567"> CompletableFuture&lt;Integer&gt; future = new CompletableFuture&lt;Integer&gt;();</span>
<span class="source-line-no">568</span><span id="line-568"> future.completeExceptionally(new IOException("Sample Exception: Failed to replicate."));</span>
<span class="source-line-no">569</span><span id="line-569"> return future;</span>
<span class="source-line-no">570</span><span id="line-570"> }</span>
<span class="source-line-no">571</span><span id="line-571"> }</span>
<span class="source-line-no">572</span><span id="line-572"> }</span>
<span class="source-line-no">573</span><span id="line-573"></span>
<span class="source-line-no">574</span><span id="line-574"> public static class ReplicationEndpointReturningFalse extends ReplicationEndpointForTest {</span>
<span class="source-line-no">575</span><span id="line-575"> static int COUNT = 10;</span>
<span class="source-line-no">576</span><span id="line-576"> static AtomicReference&lt;Exception&gt; ex = new AtomicReference&lt;&gt;(null);</span>
<span class="source-line-no">577</span><span id="line-577"> static AtomicBoolean replicated = new AtomicBoolean(false);</span>
<span class="source-line-no">578</span><span id="line-578"></span>
<span class="source-line-no">579</span><span id="line-579"> @Override</span>
<span class="source-line-no">580</span><span id="line-580"> public boolean replicate(ReplicateContext replicateContext) {</span>
<span class="source-line-no">581</span><span id="line-581"> try {</span>
<span class="source-line-no">582</span><span id="line-582"> // check row</span>
<span class="source-line-no">583</span><span id="line-583"> doAssert(row);</span>
<span class="source-line-no">584</span><span id="line-584"> } catch (Exception e) {</span>
<span class="source-line-no">585</span><span id="line-585"> ex.set(e);</span>
<span class="source-line-no">586</span><span id="line-586"> }</span>
<span class="source-line-no">587</span><span id="line-587"></span>
<span class="source-line-no">588</span><span id="line-588"> super.replicate(replicateContext);</span>
<span class="source-line-no">589</span><span id="line-589"> LOG.info("Replicated " + Bytes.toString(row) + ", count=" + replicateCount.get());</span>
<span class="source-line-no">590</span><span id="line-590"></span>
<span class="source-line-no">591</span><span id="line-591"> replicated.set(replicateCount.get() &gt; COUNT); // first 10 times, we return false</span>
<span class="source-line-no">592</span><span id="line-592"> return replicated.get();</span>
<span class="source-line-no">593</span><span id="line-593"> }</span>
<span class="source-line-no">594</span><span id="line-594"> }</span>
<span class="source-line-no">595</span><span id="line-595"></span>
<span class="source-line-no">596</span><span id="line-596"> // return a WALEntry filter which only accepts "row", but not other rows</span>
<span class="source-line-no">597</span><span id="line-597"> public static class ReplicationEndpointWithWALEntryFilter extends ReplicationEndpointForTest {</span>
<span class="source-line-no">598</span><span id="line-598"> static AtomicReference&lt;Exception&gt; ex = new AtomicReference&lt;&gt;(null);</span>
<span class="source-line-no">599</span><span id="line-599"></span>
<span class="source-line-no">600</span><span id="line-600"> @Override</span>
<span class="source-line-no">601</span><span id="line-601"> public boolean replicate(ReplicateContext replicateContext) {</span>
<span class="source-line-no">602</span><span id="line-602"> try {</span>
<span class="source-line-no">603</span><span id="line-603"> super.replicate(replicateContext);</span>
<span class="source-line-no">604</span><span id="line-604"> doAssert(row);</span>
<span class="source-line-no">605</span><span id="line-605"> } catch (Exception e) {</span>
<span class="source-line-no">606</span><span id="line-606"> ex.set(e);</span>
<span class="source-line-no">607</span><span id="line-607"> }</span>
<span class="source-line-no">608</span><span id="line-608"> return true;</span>
<span class="source-line-no">609</span><span id="line-609"> }</span>
<span class="source-line-no">610</span><span id="line-610"></span>
<span class="source-line-no">611</span><span id="line-611"> @Override</span>
<span class="source-line-no">612</span><span id="line-612"> public WALEntryFilter getWALEntryfilter() {</span>
<span class="source-line-no">613</span><span id="line-613"> return new ChainWALEntryFilter(super.getWALEntryfilter(), new WALEntryFilter() {</span>
<span class="source-line-no">614</span><span id="line-614"> @Override</span>
<span class="source-line-no">615</span><span id="line-615"> public Entry filter(Entry entry) {</span>
<span class="source-line-no">616</span><span id="line-616"> ArrayList&lt;Cell&gt; cells = entry.getEdit().getCells();</span>
<span class="source-line-no">617</span><span id="line-617"> int size = cells.size();</span>
<span class="source-line-no">618</span><span id="line-618"> for (int i = size - 1; i &gt;= 0; i--) {</span>
<span class="source-line-no">619</span><span id="line-619"> Cell cell = cells.get(i);</span>
<span class="source-line-no">620</span><span id="line-620"> if (</span>
<span class="source-line-no">621</span><span id="line-621"> !Bytes.equals(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(), row, 0,</span>
<span class="source-line-no">622</span><span id="line-622"> row.length)</span>
<span class="source-line-no">623</span><span id="line-623"> ) {</span>
<span class="source-line-no">624</span><span id="line-624"> cells.remove(i);</span>
<span class="source-line-no">625</span><span id="line-625"> }</span>
<span class="source-line-no">626</span><span id="line-626"> }</span>
<span class="source-line-no">627</span><span id="line-627"> return entry;</span>
<span class="source-line-no">628</span><span id="line-628"> }</span>
<span class="source-line-no">629</span><span id="line-629"> });</span>
<span class="source-line-no">630</span><span id="line-630"> }</span>
<span class="source-line-no">631</span><span id="line-631"> }</span>
<span class="source-line-no">632</span><span id="line-632"></span>
<span class="source-line-no">633</span><span id="line-633"> public static class EverythingPassesWALEntryFilter implements WALEntryFilter {</span>
<span class="source-line-no">634</span><span id="line-634"> private static boolean passedEntry = false;</span>
<span class="source-line-no">635</span><span id="line-635"></span>
<span class="source-line-no">636</span><span id="line-636"> @Override</span>
<span class="source-line-no">637</span><span id="line-637"> public Entry filter(Entry entry) {</span>
<span class="source-line-no">638</span><span id="line-638"> passedEntry = true;</span>
<span class="source-line-no">639</span><span id="line-639"> return entry;</span>
<span class="source-line-no">640</span><span id="line-640"> }</span>
<span class="source-line-no">641</span><span id="line-641"></span>
<span class="source-line-no">642</span><span id="line-642"> public static boolean hasPassedAnEntry() {</span>
<span class="source-line-no">643</span><span id="line-643"> return passedEntry;</span>
<span class="source-line-no">644</span><span id="line-644"> }</span>
<span class="source-line-no">645</span><span id="line-645"> }</span>
<span class="source-line-no">646</span><span id="line-646"></span>
<span class="source-line-no">647</span><span id="line-647"> public static class EverythingPassesWALEntryFilterSubclass</span>
<span class="source-line-no">648</span><span id="line-648"> extends EverythingPassesWALEntryFilter {</span>
<span class="source-line-no">649</span><span id="line-649"> }</span>
<span class="source-line-no">650</span><span id="line-650">}</span>
</pre>
</div>
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