| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <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.rsgroup;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.util.Threads.sleep;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertEquals;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.lang.reflect.Field;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.lang.reflect.Modifier;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.ArrayList;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.HashSet;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.List;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.Map;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.Set;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HConstants;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.NamespaceDescriptor;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.ServerName;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.TableName;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.Version;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.Waiter;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Table;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.ipc.MetaRWQueueRpcExecutor;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.net.Address;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.RSGroupTests;<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.JVMClusterUtil;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.VersionInfo;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.After;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.AfterClass;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.Before;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.junit.BeforeClass;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.junit.ClassRule;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.junit.Test;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.junit.experimental.categories.Category;<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>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span>@Category({ RSGroupTests.class, MediumTests.class })<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>public class TestRSGroupsKillRS extends TestRSGroupsBase {<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> @ClassRule<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> HBaseClassTestRule.forClass(TestRSGroupsKillRS.class);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private static final Logger LOG = LoggerFactory.getLogger(TestRSGroupsKillRS.class);<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> @BeforeClass<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> public static void setUp() throws Exception {<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> // avoid all the handlers blocked when meta is offline, and regionServerReport can not be<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> // processed which causes dead lock.<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> TEST_UTIL.getConfiguration().setInt(HConstants.REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT, 10);<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> TEST_UTIL.getConfiguration()<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> .setFloat(MetaRWQueueRpcExecutor.META_CALL_QUEUE_READ_SHARE_CONF_KEY, 0.5f);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> setUpTestBeforeClass();<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> }<a name="line.81"></a> |
| <span class="sourceLineNo">082</span><a name="line.82"></a> |
| <span class="sourceLineNo">083</span> @AfterClass<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> public static void tearDown() throws Exception {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> tearDownAfterClass();<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> }<a name="line.86"></a> |
| <span class="sourceLineNo">087</span><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> @Before<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> public void beforeMethod() throws Exception {<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> setUpBeforeMethod();<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> }<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> @After<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> public void afterMethod() throws Exception {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> tearDownAfterMethod();<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> }<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> @Test<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> public void testKillRS() throws Exception {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> RSGroupInfo appInfo = addGroup("appInfo", 1);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> final TableName tableName =<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> TableName.valueOf(TABLE_PREFIX + "_ns", getNameWithoutIndex(name.getMethodName()));<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> ADMIN.createNamespace(NamespaceDescriptor.create(tableName.getNamespaceAsString())<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> .addConfiguration(RSGroupInfo.NAMESPACE_DESC_PROP_GROUP, appInfo.getName()).build());<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> final TableDescriptor desc = TableDescriptorBuilder.newBuilder(tableName)<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of("f")).build();<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> ADMIN.createTable(desc);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> // wait for created table to be assigned<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> @Override<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> public boolean evaluate() throws Exception {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> return getTableRegionMap().get(desc.getTableName()) != null;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> }<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> });<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> ServerName targetServer = getServerName(appInfo.getServers().iterator().next());<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> assertEquals(1, ADMIN.getRegions(targetServer).size());<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> try {<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> // stopping may cause an exception<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> // due to the connection loss<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> ADMIN.stopRegionServer(targetServer.getAddress().toString());<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> } catch (Exception e) {<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> }<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> // wait until the server is actually down<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> @Override<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> public boolean evaluate() throws Exception {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> return !CLUSTER.getClusterMetrics().getLiveServerMetrics().containsKey(targetServer);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> }<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> });<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> // there is only one rs in the group and we killed it, so the region can not be online, until<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> // later we add new servers to it.<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> @Override<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> public boolean evaluate() throws Exception {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> return !CLUSTER.getClusterMetrics().getRegionStatesInTransition().isEmpty();<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> Set<Address> newServers = Sets.newHashSet();<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> newServers.add(ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP).getServers().iterator().next());<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> ADMIN.moveServersToRSGroup(newServers, appInfo.getName());<a name="line.142"></a> |
| <span class="sourceLineNo">143</span><a name="line.143"></a> |
| <span class="sourceLineNo">144</span> // Make sure all the table's regions get reassigned<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> // disabling the table guarantees no conflicting assign/unassign (ie SSH) happens<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> ADMIN.disableTable(tableName);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> ADMIN.enableTable(tableName);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span><a name="line.148"></a> |
| <span class="sourceLineNo">149</span> // wait for region to be assigned<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> @Override<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> public boolean evaluate() throws Exception {<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> return CLUSTER.getClusterMetrics().getRegionStatesInTransition().isEmpty();<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> }<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> });<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> ServerName targetServer1 = getServerName(newServers.iterator().next());<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> assertEquals(1, ADMIN.getRegions(targetServer1).size());<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> assertEquals(tableName, ADMIN.getRegions(targetServer1).get(0).getTable());<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> }<a name="line.160"></a> |
| <span class="sourceLineNo">161</span><a name="line.161"></a> |
| <span class="sourceLineNo">162</span> @Test<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> public void testKillAllRSInGroup() throws Exception {<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> // create a rsgroup and move two regionservers to it<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> String groupName = "my_group";<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> int groupRSCount = 2;<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> addGroup(groupName, groupRSCount);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span><a name="line.168"></a> |
| <span class="sourceLineNo">169</span> // create a table, and move it to my_group<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> Table t = TEST_UTIL.createMultiRegionTable(tableName, Bytes.toBytes("f"), 5);<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> TEST_UTIL.loadTable(t, Bytes.toBytes("f"));<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> Set<TableName> toAddTables = new HashSet<>();<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> toAddTables.add(tableName);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> ADMIN.setRSGroup(toAddTables, groupName);<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> assertTrue(<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> ADMIN.getConfiguredNamespacesAndTablesInRSGroup(groupName).getSecond().contains(tableName));<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> TEST_UTIL.waitTableAvailable(tableName, 30000);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span><a name="line.178"></a> |
| <span class="sourceLineNo">179</span> // check my_group servers and table regions<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> Set<Address> servers = ADMIN.getRSGroup(groupName).getServers();<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> assertEquals(2, servers.size());<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> LOG.debug("group servers {}", servers);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> for (RegionInfo tr : MASTER.getAssignmentManager().getRegionStates()<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> .getRegionsOfTable(tableName)) {<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> assertTrue(servers.contains(MASTER.getAssignmentManager().getRegionStates()<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> .getRegionAssignments().get(tr).getAddress()));<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> }<a name="line.187"></a> |
| <span class="sourceLineNo">188</span><a name="line.188"></a> |
| <span class="sourceLineNo">189</span> // Move a region, to ensure there exists a region whose 'lastHost' is in my_group<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> // ('lastHost' of other regions are in 'default' group)<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> // and check if all table regions are online<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> List<ServerName> gsn = new ArrayList<>();<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> for (Address addr : servers) {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> gsn.add(getServerName(addr));<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> }<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> assertEquals(2, gsn.size());<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> for (Map.Entry<RegionInfo, ServerName> entry : MASTER.getAssignmentManager().getRegionStates()<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> .getRegionAssignments().entrySet()) {<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> if (entry.getKey().getTable().equals(tableName)) {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> LOG.debug("move region {} from {} to {}", entry.getKey().getRegionNameAsString(),<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> entry.getValue(), gsn.get(1 - gsn.indexOf(entry.getValue())));<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> TEST_UTIL.moveRegionAndWait(entry.getKey(), gsn.get(1 - gsn.indexOf(entry.getValue())));<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> break;<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> }<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> TEST_UTIL.waitTableAvailable(tableName, 30000);<a name="line.206"></a> |
| <span class="sourceLineNo">207</span><a name="line.207"></a> |
| <span class="sourceLineNo">208</span> // case 1: stop all the regionservers in my_group, and restart a regionserver in my_group,<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> // and then check if all table regions are online<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> for (Address addr : ADMIN.getRSGroup(groupName).getServers()) {<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> TEST_UTIL.getMiniHBaseCluster().stopRegionServer(getServerName(addr));<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> }<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> // better wait for a while for region reassign<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> sleep(10000);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> assertEquals(NUM_SLAVES_BASE - gsn.size(),<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> TEST_UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size());<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> TEST_UTIL.getMiniHBaseCluster().startRegionServer(gsn.get(0).getHostname(),<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> gsn.get(0).getPort());<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> assertEquals(NUM_SLAVES_BASE - gsn.size() + 1,<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> TEST_UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size());<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> TEST_UTIL.waitTableAvailable(tableName, 30000);<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span> // case 2: stop all the regionservers in my_group, and move another<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> // regionserver(from the 'default' group) to my_group,<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> // and then check if all table regions are online<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> for (JVMClusterUtil.RegionServerThread rst : TEST_UTIL.getMiniHBaseCluster()<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> .getLiveRegionServerThreads()) {<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> if (rst.getRegionServer().getServerName().getAddress().equals(gsn.get(0).getAddress())) {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> TEST_UTIL.getMiniHBaseCluster().stopRegionServer(rst.getRegionServer().getServerName());<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> break;<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> }<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> }<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> sleep(10000);<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> assertEquals(NUM_SLAVES_BASE - gsn.size(),<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> TEST_UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size());<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> ServerName newServer = MASTER.getServerManager().getOnlineServersList().get(0);<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(newServer.getAddress()), groupName);<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> // wait and check if table regions are online<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> TEST_UTIL.waitTableAvailable(tableName, 30000);<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> }<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> @Test<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> public void testLowerMetaGroupVersion() throws Exception {<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> // create a rsgroup and move one regionserver to it<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> String groupName = "meta_group";<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> int groupRSCount = 1;<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> addGroup(groupName, groupRSCount);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span><a name="line.248"></a> |
| <span class="sourceLineNo">249</span> // move hbase:meta to meta_group<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> Set<TableName> toAddTables = new HashSet<>();<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> toAddTables.add(TableName.META_TABLE_NAME);<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> ADMIN.setRSGroup(toAddTables, groupName);<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> assertTrue(ADMIN.getConfiguredNamespacesAndTablesInRSGroup(groupName).getSecond()<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> .contains(TableName.META_TABLE_NAME));<a name="line.254"></a> |
| <span class="sourceLineNo">255</span><a name="line.255"></a> |
| <span class="sourceLineNo">256</span> // restart the regionserver in meta_group, and lower its version<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> String originVersion = "";<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> Set<Address> servers = new HashSet<>();<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> for (Address addr : ADMIN.getRSGroup(groupName).getServers()) {<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> servers.add(addr);<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> TEST_UTIL.getMiniHBaseCluster().stopRegionServer(getServerName(addr));<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> originVersion = MASTER.getRegionServerVersion(getServerName(addr));<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> }<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> // better wait for a while for region reassign<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> sleep(10000);<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> assertEquals(NUM_SLAVES_BASE - groupRSCount,<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> TEST_UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size());<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> Address address = servers.iterator().next();<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> int majorVersion = VersionInfo.getMajorVersion(originVersion);<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> assertTrue(majorVersion >= 1);<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> String lowerVersion = String.valueOf(majorVersion - 1) + originVersion.split("\\.")[1];<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> setFinalStatic(Version.class.getField("version"), lowerVersion);<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> TEST_UTIL.getMiniHBaseCluster().startRegionServer(address.getHostName(), address.getPort());<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> assertEquals(NUM_SLAVES_BASE,<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> TEST_UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size());<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> assertTrue(VersionInfo.compareVersion(originVersion,<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> MASTER.getRegionServerVersion(getServerName(servers.iterator().next()))) > 0);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> LOG.debug("wait for META assigned...");<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> // SCP finished, which means all regions assigned too.<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> TEST_UTIL.waitFor(60000, () -> !TEST_UTIL.getHBaseCluster().getMaster().getProcedures().stream()<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> .filter(p -> (p instanceof ServerCrashProcedure)).findAny().isPresent());<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> private static void setFinalStatic(Field field, Object newValue) throws Exception {<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> field.setAccessible(true);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> Field modifiersField = ReflectionUtils.getModifiersField();<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> modifiersField.setAccessible(true);<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> field.set(null, newValue);<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> }<a name="line.290"></a> |
| <span class="sourceLineNo">291</span>}<a name="line.291"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |
