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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.master.assignment;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span><a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.ArrayList;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.List;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.conf.Configuration;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HConstants;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.TableName;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Put;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Table;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureConstants;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureTestingUtility;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.procedure2.ProcedureMetrics;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.junit.After;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.junit.AfterClass;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.Before;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.BeforeClass;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.ClassRule;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.junit.Rule;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.junit.Test;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.junit.experimental.categories.Category;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.junit.rules.TestName;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.slf4j.Logger;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.slf4j.LoggerFactory;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span>@Category({MasterTests.class, LargeTests.class})<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>public class TestMergeTableRegionsProcedure {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span><a name="line.64"></a> |
| <span class="sourceLineNo">065</span> @ClassRule<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> HBaseClassTestRule.forClass(TestMergeTableRegionsProcedure.class);<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> private static final Logger LOG = LoggerFactory.getLogger(TestMergeTableRegionsProcedure.class);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> @Rule<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> public final TestName name = new TestName();<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> private static final HBaseTestingUtility UTIL = new HBaseTestingUtility();<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private static final int initialRegionCount = 4;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> private final static byte[] FAMILY = Bytes.toBytes("FAMILY");<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> private static Admin admin;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private ProcedureMetrics mergeProcMetrics;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> private ProcedureMetrics assignProcMetrics;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> private ProcedureMetrics unassignProcMetrics;<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> private long mergeSubmittedCount = 0;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> private long mergeFailedCount = 0;<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> private long assignSubmittedCount = 0;<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> private long assignFailedCount = 0;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> private long unassignSubmittedCount = 0;<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private long unassignFailedCount = 0;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> private static void setupConf(Configuration conf) {<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> // Reduce the maximum attempts to speed up the test<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> conf.setInt("hbase.assignment.maximum.attempts", 3);<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> conf.setInt("hbase.master.maximum.ping.server.attempts", 3);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> conf.setInt("hbase.master.ping.server.retry.sleep.interval", 1);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> conf.setInt(MasterProcedureConstants.MASTER_PROCEDURE_THREADS, 1);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> @BeforeClass<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> public static void setupCluster() throws Exception {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> setupConf(UTIL.getConfiguration());<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> UTIL.startMiniCluster(1);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> admin = UTIL.getAdmin();<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> }<a name="line.102"></a> |
| <span class="sourceLineNo">103</span><a name="line.103"></a> |
| <span class="sourceLineNo">104</span> @AfterClass<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> public static void cleanupTest() throws Exception {<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> UTIL.shutdownMiniCluster();<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> @Before<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> public void setup() throws Exception {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> resetProcExecutorTestingKillFlag();<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> MasterProcedureTestingUtility.generateNonceGroup(UTIL.getHBaseCluster().getMaster());<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> MasterProcedureTestingUtility.generateNonce(UTIL.getHBaseCluster().getMaster());<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> // Turn off balancer so it doesn't cut in and mess up our placements.<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> admin.balancerSwitch(false, true);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> // Turn off the meta scanner so it don't remove parent on us.<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> UTIL.getHBaseCluster().getMaster().setCatalogJanitorEnabled(false);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> resetProcExecutorTestingKillFlag();<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> AssignmentManager am = UTIL.getHBaseCluster().getMaster().getAssignmentManager();<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> mergeProcMetrics = am.getAssignmentManagerMetrics().getMergeProcMetrics();<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> assignProcMetrics = am.getAssignmentManagerMetrics().getAssignProcMetrics();<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> unassignProcMetrics = am.getAssignmentManagerMetrics().getUnassignProcMetrics();<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> }<a name="line.123"></a> |
| <span class="sourceLineNo">124</span><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> @After<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> public void tearDown() throws Exception {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> resetProcExecutorTestingKillFlag();<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> for (TableDescriptor htd: admin.listTableDescriptors()) {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> LOG.info("Tear down, remove table=" + htd.getTableName());<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> UTIL.deleteTable(htd.getTableName());<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> private void resetProcExecutorTestingKillFlag() {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, false);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> assertTrue("expected executor to be running", procExec.isRunning());<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span><a name="line.139"></a> |
| <span class="sourceLineNo">140</span> private int loadARowPerRegion(final Table t, List<RegionInfo> ris)<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> throws IOException {<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> List<Put> puts = new ArrayList<>();<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> for (RegionInfo ri: ris) {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> Put put = new Put(ri.getStartKey() == null || ri.getStartKey().length == 0?<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> new byte [] {'a'}: ri.getStartKey());<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> put.addColumn(HConstants.CATALOG_FAMILY, HConstants.CATALOG_FAMILY,<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> HConstants.CATALOG_FAMILY);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> puts.add(put);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> }<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> t.put(puts);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> return puts.size();<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> }<a name="line.152"></a> |
| <span class="sourceLineNo">153</span><a name="line.153"></a> |
| <span class="sourceLineNo">154</span><a name="line.154"></a> |
| <span class="sourceLineNo">155</span> /**<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> * This tests two region merges<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> */<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> @Test<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> public void testMergeTwoRegions() throws Exception {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> final TableName tableName = TableName.valueOf(this.name.getMethodName());<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> UTIL.createTable(tableName, new byte[][]{HConstants.CATALOG_FAMILY},<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> new byte[][]{new byte[]{'b'}, new byte[]{'c'}, new byte[]{'d'}, new byte[]{'e'}});<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> testMerge(tableName, 2);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> }<a name="line.164"></a> |
| <span class="sourceLineNo">165</span><a name="line.165"></a> |
| <span class="sourceLineNo">166</span> private void testMerge(TableName tableName, int mergeCount) throws IOException {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> List<RegionInfo> ris = MetaTableAccessor.getTableRegions(UTIL.getConnection(), tableName);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> int originalRegionCount = ris.size();<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> assertTrue(originalRegionCount > mergeCount);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> RegionInfo[] regionsToMerge = ris.subList(0, mergeCount).toArray(new RegionInfo [] {});<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> int countOfRowsLoaded = 0;<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> try (Table table = UTIL.getConnection().getTable(tableName)) {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> countOfRowsLoaded = loadARowPerRegion(table, ris);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> assertEquals(countOfRowsLoaded, UTIL.countRows(tableName));<a name="line.175"></a> |
| <span class="sourceLineNo">176</span><a name="line.176"></a> |
| <span class="sourceLineNo">177</span> // collect AM metrics before test<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> collectAssignmentManagerMetrics();<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> MergeTableRegionsProcedure proc =<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> new MergeTableRegionsProcedure(procExec.getEnvironment(), regionsToMerge, true);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> long procId = procExec.submitProcedure(proc);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> ProcedureTestingUtility.waitProcedure(procExec, procId);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> ProcedureTestingUtility.assertProcNotFailed(procExec, procId);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> MetaTableAccessor.fullScanMetaAndPrint(UTIL.getConnection());<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> assertEquals(originalRegionCount - mergeCount + 1,<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> MetaTableAccessor.getTableRegions(UTIL.getConnection(), tableName).size());<a name="line.187"></a> |
| <span class="sourceLineNo">188</span><a name="line.188"></a> |
| <span class="sourceLineNo">189</span> assertEquals(mergeSubmittedCount + 1, mergeProcMetrics.getSubmittedCounter().getCount());<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> assertEquals(mergeFailedCount, mergeProcMetrics.getFailedCounter().getCount());<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> assertEquals(unassignSubmittedCount + mergeCount,<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> assertEquals(unassignFailedCount, unassignProcMetrics.getFailedCounter().getCount());<a name="line.195"></a> |
| <span class="sourceLineNo">196</span><a name="line.196"></a> |
| <span class="sourceLineNo">197</span> // Need to get the references cleaned out. Close of region will move them<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> // to archive so disable and reopen just to get rid of references to later<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> // when the catalogjanitor runs, it can do merged region cleanup.<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> admin.disableTable(tableName);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> admin.enableTable(tableName);<a name="line.201"></a> |
| <span class="sourceLineNo">202</span><a name="line.202"></a> |
| <span class="sourceLineNo">203</span> // Can I purge the merged regions from hbase:meta? Check that all went<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> // well by looking at the merged row up in hbase:meta. It should have no<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> // more mention of the merged regions; they are purged as last step in<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> // the merged regions cleanup.<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> UTIL.getHBaseCluster().getMaster().setCatalogJanitorEnabled(true);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> UTIL.getHBaseCluster().getMaster().getCatalogJanitor().triggerNow();<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> RegionInfo mergedRegion = proc.getMergedRegion();<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> RegionStateStore regionStateStore =<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> UTIL.getMiniHBaseCluster().getMaster().getAssignmentManager().getRegionStateStore();<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> while (ris != null && ris.get(0) != null && ris.get(1) != null) {<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> ris = regionStateStore.getMergeRegions(mergedRegion);<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> LOG.info("{} {}", Bytes.toStringBinary(mergedRegion.getRegionName()), ris);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> Threads.sleep(1000);<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> assertEquals(countOfRowsLoaded, UTIL.countRows(tableName));<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> }<a name="line.218"></a> |
| <span class="sourceLineNo">219</span><a name="line.219"></a> |
| <span class="sourceLineNo">220</span> /**<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> * This tests ten region merges in one go.<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 testMergeTenRegions() throws Exception {<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> final TableName tableName = TableName.valueOf(this.name.getMethodName());<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> UTIL.createMultiRegionTable(tableName, HConstants.CATALOG_FAMILY);<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> testMerge(tableName, 10);<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> }<a name="line.229"></a> |
| <span class="sourceLineNo">230</span><a name="line.230"></a> |
| <span class="sourceLineNo">231</span> /**<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> * This tests two concurrent region merges<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> */<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> @Test<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> public void testMergeRegionsConcurrently() throws Exception {<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> final TableName tableName = TableName.valueOf("testMergeRegionsConcurrently");<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();<a name="line.237"></a> |
| <span class="sourceLineNo">238</span><a name="line.238"></a> |
| <span class="sourceLineNo">239</span> List<RegionInfo> tableRegions = createTable(tableName);<a name="line.239"></a> |
| <span class="sourceLineNo">240</span><a name="line.240"></a> |
| <span class="sourceLineNo">241</span> RegionInfo[] regionsToMerge1 = new RegionInfo[2];<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> RegionInfo[] regionsToMerge2 = new RegionInfo[2];<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> regionsToMerge1[0] = tableRegions.get(0);<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> regionsToMerge1[1] = tableRegions.get(1);<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> regionsToMerge2[0] = tableRegions.get(2);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> regionsToMerge2[1] = tableRegions.get(3);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span><a name="line.247"></a> |
| <span class="sourceLineNo">248</span> // collect AM metrics before test<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> collectAssignmentManagerMetrics();<a name="line.249"></a> |
| <span class="sourceLineNo">250</span><a name="line.250"></a> |
| <span class="sourceLineNo">251</span> long procId1 = procExec.submitProcedure(new MergeTableRegionsProcedure(<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> procExec.getEnvironment(), regionsToMerge1, true));<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> long procId2 = procExec.submitProcedure(new MergeTableRegionsProcedure(<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> procExec.getEnvironment(), regionsToMerge2, true));<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> ProcedureTestingUtility.waitProcedure(procExec, procId1);<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> ProcedureTestingUtility.waitProcedure(procExec, procId2);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> ProcedureTestingUtility.assertProcNotFailed(procExec, procId1);<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> ProcedureTestingUtility.assertProcNotFailed(procExec, procId2);<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> assertRegionCount(tableName, initialRegionCount - 2);<a name="line.259"></a> |
| <span class="sourceLineNo">260</span><a name="line.260"></a> |
| <span class="sourceLineNo">261</span> assertEquals(mergeSubmittedCount + 2, mergeProcMetrics.getSubmittedCounter().getCount());<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> assertEquals(mergeFailedCount, mergeProcMetrics.getFailedCounter().getCount());<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> assertEquals(assignSubmittedCount + 2, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> assertEquals(unassignSubmittedCount + 4, unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> assertEquals(unassignFailedCount, unassignProcMetrics.getFailedCounter().getCount());<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span><a name="line.268"></a> |
| <span class="sourceLineNo">269</span> @Test<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> public void testRecoveryAndDoubleExecution() throws Exception {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> final TableName tableName = TableName.valueOf("testRecoveryAndDoubleExecution");<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();<a name="line.272"></a> |
| <span class="sourceLineNo">273</span><a name="line.273"></a> |
| <span class="sourceLineNo">274</span> List<RegionInfo> tableRegions = createTable(tableName);<a name="line.274"></a> |
| <span class="sourceLineNo">275</span><a name="line.275"></a> |
| <span class="sourceLineNo">276</span> ProcedureTestingUtility.waitNoProcedureRunning(procExec);<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> ProcedureTestingUtility.setKillIfHasParent(procExec, false);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, true);<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> RegionInfo[] regionsToMerge = new RegionInfo[2];<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> regionsToMerge[0] = tableRegions.get(0);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> regionsToMerge[1] = tableRegions.get(1);<a name="line.282"></a> |
| <span class="sourceLineNo">283</span><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> long procId = procExec.submitProcedure(<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> new MergeTableRegionsProcedure(procExec.getEnvironment(), regionsToMerge, true));<a name="line.285"></a> |
| <span class="sourceLineNo">286</span><a name="line.286"></a> |
| <span class="sourceLineNo">287</span> // Restart the executor and execute the step twice<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> MasterProcedureTestingUtility.testRecoveryAndDoubleExecution(procExec, procId);<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> ProcedureTestingUtility.assertProcNotFailed(procExec, procId);<a name="line.289"></a> |
| <span class="sourceLineNo">290</span><a name="line.290"></a> |
| <span class="sourceLineNo">291</span> assertRegionCount(tableName, initialRegionCount - 1);<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> }<a name="line.292"></a> |
| <span class="sourceLineNo">293</span><a name="line.293"></a> |
| <span class="sourceLineNo">294</span> @Test<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> public void testRollbackAndDoubleExecution() throws Exception {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> final TableName tableName = TableName.valueOf("testRollbackAndDoubleExecution");<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();<a name="line.297"></a> |
| <span class="sourceLineNo">298</span><a name="line.298"></a> |
| <span class="sourceLineNo">299</span> List<RegionInfo> tableRegions = createTable(tableName);<a name="line.299"></a> |
| <span class="sourceLineNo">300</span><a name="line.300"></a> |
| <span class="sourceLineNo">301</span> ProcedureTestingUtility.waitNoProcedureRunning(procExec);<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, true);<a name="line.302"></a> |
| <span class="sourceLineNo">303</span><a name="line.303"></a> |
| <span class="sourceLineNo">304</span> RegionInfo[] regionsToMerge = new RegionInfo[2];<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> regionsToMerge[0] = tableRegions.get(0);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> regionsToMerge[1] = tableRegions.get(1);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span><a name="line.307"></a> |
| <span class="sourceLineNo">308</span> long procId = procExec.submitProcedure(<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> new MergeTableRegionsProcedure(procExec.getEnvironment(), regionsToMerge, true));<a name="line.309"></a> |
| <span class="sourceLineNo">310</span><a name="line.310"></a> |
| <span class="sourceLineNo">311</span> // Failing before MERGE_TABLE_REGIONS_UPDATE_META we should trigger the rollback<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> // NOTE: the 8 (number of MERGE_TABLE_REGIONS_UPDATE_META step) is<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // hardcoded, so you have to look at this test at least once when you add a new step.<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> int lastStep = 8;<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> MasterProcedureTestingUtility.testRollbackAndDoubleExecution(procExec, procId, lastStep, true);<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> assertEquals(initialRegionCount, UTIL.getAdmin().getRegions(tableName).size());<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> UTIL.waitUntilAllRegionsAssigned(tableName);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> List<HRegion> regions = UTIL.getMiniHBaseCluster().getRegions(tableName);<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> assertEquals(initialRegionCount, regions.size());<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span><a name="line.321"></a> |
| <span class="sourceLineNo">322</span> @Test<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> public void testMergeWithoutPONR() throws Exception {<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> final TableName tableName = TableName.valueOf("testMergeWithoutPONR");<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();<a name="line.325"></a> |
| <span class="sourceLineNo">326</span><a name="line.326"></a> |
| <span class="sourceLineNo">327</span> List<RegionInfo> tableRegions = createTable(tableName);<a name="line.327"></a> |
| <span class="sourceLineNo">328</span><a name="line.328"></a> |
| <span class="sourceLineNo">329</span> ProcedureTestingUtility.waitNoProcedureRunning(procExec);<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, true);<a name="line.330"></a> |
| <span class="sourceLineNo">331</span><a name="line.331"></a> |
| <span class="sourceLineNo">332</span> RegionInfo[] regionsToMerge = new RegionInfo[2];<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> regionsToMerge[0] = tableRegions.get(0);<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> regionsToMerge[1] = tableRegions.get(1);<a name="line.334"></a> |
| <span class="sourceLineNo">335</span><a name="line.335"></a> |
| <span class="sourceLineNo">336</span> long procId = procExec.submitProcedure(<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> new MergeTableRegionsProcedure(procExec.getEnvironment(), regionsToMerge, true));<a name="line.337"></a> |
| <span class="sourceLineNo">338</span><a name="line.338"></a> |
| <span class="sourceLineNo">339</span> // Execute until step 9 of split procedure<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> // NOTE: step 9 is after step MERGE_TABLE_REGIONS_UPDATE_META<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> MasterProcedureTestingUtility.testRecoveryAndDoubleExecution(procExec, procId, 9, false);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span><a name="line.342"></a> |
| <span class="sourceLineNo">343</span> // Unset Toggle Kill and make ProcExec work correctly<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, false);<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> MasterProcedureTestingUtility.restartMasterProcedureExecutor(procExec);<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> ProcedureTestingUtility.waitProcedure(procExec, procId);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span><a name="line.347"></a> |
| <span class="sourceLineNo">348</span> assertRegionCount(tableName, initialRegionCount - 1);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> }<a name="line.349"></a> |
| <span class="sourceLineNo">350</span><a name="line.350"></a> |
| <span class="sourceLineNo">351</span> private List<RegionInfo> createTable(final TableName tableName) throws Exception {<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> TableDescriptor desc = TableDescriptorBuilder.newBuilder(tableName)<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILY)).build();<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> byte[][] splitRows = new byte[initialRegionCount - 1][];<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> for (int i = 0; i < splitRows.length; ++i) {<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> splitRows[i] = Bytes.toBytes(String.format("%d", i));<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> }<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> admin.createTable(desc, splitRows);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> return assertRegionCount(tableName, initialRegionCount);<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> }<a name="line.360"></a> |
| <span class="sourceLineNo">361</span><a name="line.361"></a> |
| <span class="sourceLineNo">362</span> public List<RegionInfo> assertRegionCount(final TableName tableName, final int nregions)<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> throws Exception {<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> UTIL.waitUntilNoRegionsInTransition();<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> List<RegionInfo> tableRegions = admin.getRegions(tableName);<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> assertEquals(nregions, tableRegions.size());<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> return tableRegions;<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> }<a name="line.368"></a> |
| <span class="sourceLineNo">369</span><a name="line.369"></a> |
| <span class="sourceLineNo">370</span> private ProcedureExecutor<MasterProcedureEnv> getMasterProcedureExecutor() {<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> return UTIL.getHBaseCluster().getMaster().getMasterProcedureExecutor();<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> }<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> private void collectAssignmentManagerMetrics() {<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> mergeSubmittedCount = mergeProcMetrics.getSubmittedCounter().getCount();<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> mergeFailedCount = mergeProcMetrics.getFailedCounter().getCount();<a name="line.376"></a> |
| <span class="sourceLineNo">377</span><a name="line.377"></a> |
| <span class="sourceLineNo">378</span> assignSubmittedCount = assignProcMetrics.getSubmittedCounter().getCount();<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> assignFailedCount = assignProcMetrics.getFailedCounter().getCount();<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> unassignSubmittedCount = unassignProcMetrics.getSubmittedCounter().getCount();<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> unassignFailedCount = unassignProcMetrics.getFailedCounter().getCount();<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> }<a name="line.382"></a> |
| <span class="sourceLineNo">383</span>}<a name="line.383"></a> |
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| </div> |
| </body> |
| </html> |
