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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.master;</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.apache.hadoop.hbase.HConstants.DEFAULT_HBASE_RPC_TIMEOUT;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.apache.hadoop.hbase.HConstants.HBASE_RPC_TIMEOUT_KEY;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">023</span><span id="line-23"></span> |
| <span class="source-line-no">024</span><span id="line-24">import java.io.IOException;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.ArrayList;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.Collections;</span> |
| <span class="source-line-no">027</span><span id="line-27">import java.util.List;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.util.concurrent.TimeUnit;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.HRegionLocation;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.StartTestingClusterOption;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.ipc.HBaseRpcController;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.ipc.RpcClient;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.ipc.RpcClientFactory;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.ipc.RpcControllerFactory;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.security.User;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.testclassification.MasterTests;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.util.JVMClusterUtil;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.junit.AfterClass;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.junit.ClassRule;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.junit.Test;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">048</span><span id="line-48"></span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.ClientMetaService;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetActiveMasterRequest;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetActiveMasterResponse;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetClusterIdRequest;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetClusterIdResponse;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetMetaRegionLocationsRequest;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetMetaRegionLocationsResponse;</span> |
| <span class="source-line-no">057</span><span id="line-57"></span> |
| <span class="source-line-no">058</span><span id="line-58">@Category({ MediumTests.class, MasterTests.class })</span> |
| <span class="source-line-no">059</span><span id="line-59">public class TestClientMetaServiceRPCs {</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61"> @ClassRule</span> |
| <span class="source-line-no">062</span><span id="line-62"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">063</span><span id="line-63"> HBaseClassTestRule.forClass(TestClientMetaServiceRPCs.class);</span> |
| <span class="source-line-no">064</span><span id="line-64"></span> |
| <span class="source-line-no">065</span><span id="line-65"> // Total number of masters (active + stand by) for the purpose of this test.</span> |
| <span class="source-line-no">066</span><span id="line-66"> private static final int MASTER_COUNT = 3;</span> |
| <span class="source-line-no">067</span><span id="line-67"> private static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">068</span><span id="line-68"> private static Configuration conf;</span> |
| <span class="source-line-no">069</span><span id="line-69"> private static int rpcTimeout;</span> |
| <span class="source-line-no">070</span><span id="line-70"> private static RpcClient rpcClient;</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> @BeforeClass</span> |
| <span class="source-line-no">073</span><span id="line-73"> public static void setUp() throws Exception {</span> |
| <span class="source-line-no">074</span><span id="line-74"> // Start the mini cluster with stand-by masters.</span> |
| <span class="source-line-no">075</span><span id="line-75"> StartTestingClusterOption.Builder builder = StartTestingClusterOption.builder();</span> |
| <span class="source-line-no">076</span><span id="line-76"> builder.numMasters(MASTER_COUNT).numRegionServers(3);</span> |
| <span class="source-line-no">077</span><span id="line-77"> TEST_UTIL.startMiniCluster(builder.build());</span> |
| <span class="source-line-no">078</span><span id="line-78"> conf = TEST_UTIL.getConfiguration();</span> |
| <span class="source-line-no">079</span><span id="line-79"> rpcTimeout = (int) Math.min(Integer.MAX_VALUE, TimeUnit.MILLISECONDS</span> |
| <span class="source-line-no">080</span><span id="line-80"> .toNanos(conf.getLong(HBASE_RPC_TIMEOUT_KEY, DEFAULT_HBASE_RPC_TIMEOUT)));</span> |
| <span class="source-line-no">081</span><span id="line-81"> rpcClient = RpcClientFactory.createClient(conf,</span> |
| <span class="source-line-no">082</span><span id="line-82"> TEST_UTIL.getMiniHBaseCluster().getMaster().getClusterId());</span> |
| <span class="source-line-no">083</span><span id="line-83"> }</span> |
| <span class="source-line-no">084</span><span id="line-84"></span> |
| <span class="source-line-no">085</span><span id="line-85"> @AfterClass</span> |
| <span class="source-line-no">086</span><span id="line-86"> public static void tearDown() throws Exception {</span> |
| <span class="source-line-no">087</span><span id="line-87"> if (rpcClient != null) {</span> |
| <span class="source-line-no">088</span><span id="line-88"> rpcClient.close();</span> |
| <span class="source-line-no">089</span><span id="line-89"> }</span> |
| <span class="source-line-no">090</span><span id="line-90"> TEST_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">091</span><span id="line-91"> }</span> |
| <span class="source-line-no">092</span><span id="line-92"></span> |
| <span class="source-line-no">093</span><span id="line-93"> private static ClientMetaService.BlockingInterface getMasterStub(ServerName server)</span> |
| <span class="source-line-no">094</span><span id="line-94"> throws IOException {</span> |
| <span class="source-line-no">095</span><span id="line-95"> return ClientMetaService</span> |
| <span class="source-line-no">096</span><span id="line-96"> .newBlockingStub(rpcClient.createBlockingRpcChannel(server, User.getCurrent(), rpcTimeout));</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"> private static HBaseRpcController getRpcController() {</span> |
| <span class="source-line-no">100</span><span id="line-100"> return RpcControllerFactory.instantiate(conf).newController();</span> |
| <span class="source-line-no">101</span><span id="line-101"> }</span> |
| <span class="source-line-no">102</span><span id="line-102"></span> |
| <span class="source-line-no">103</span><span id="line-103"> /**</span> |
| <span class="source-line-no">104</span><span id="line-104"> * Verifies the cluster ID from all running masters.</span> |
| <span class="source-line-no">105</span><span id="line-105"> */</span> |
| <span class="source-line-no">106</span><span id="line-106"> @Test</span> |
| <span class="source-line-no">107</span><span id="line-107"> public void TestClusterID() throws Exception {</span> |
| <span class="source-line-no">108</span><span id="line-108"> HBaseRpcController rpcController = getRpcController();</span> |
| <span class="source-line-no">109</span><span id="line-109"> String clusterID = TEST_UTIL.getMiniHBaseCluster().getMaster().getClusterId();</span> |
| <span class="source-line-no">110</span><span id="line-110"> int rpcCount = 0;</span> |
| <span class="source-line-no">111</span><span id="line-111"> for (JVMClusterUtil.MasterThread masterThread : TEST_UTIL.getMiniHBaseCluster()</span> |
| <span class="source-line-no">112</span><span id="line-112"> .getMasterThreads()) {</span> |
| <span class="source-line-no">113</span><span id="line-113"> ClientMetaService.BlockingInterface stub =</span> |
| <span class="source-line-no">114</span><span id="line-114"> getMasterStub(masterThread.getMaster().getServerName());</span> |
| <span class="source-line-no">115</span><span id="line-115"> GetClusterIdResponse resp =</span> |
| <span class="source-line-no">116</span><span id="line-116"> stub.getClusterId(rpcController, GetClusterIdRequest.getDefaultInstance());</span> |
| <span class="source-line-no">117</span><span id="line-117"> assertEquals(clusterID, resp.getClusterId());</span> |
| <span class="source-line-no">118</span><span id="line-118"> rpcCount++;</span> |
| <span class="source-line-no">119</span><span id="line-119"> }</span> |
| <span class="source-line-no">120</span><span id="line-120"> assertEquals(MASTER_COUNT, rpcCount);</span> |
| <span class="source-line-no">121</span><span id="line-121"> }</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> /**</span> |
| <span class="source-line-no">124</span><span id="line-124"> * Verifies the active master ServerName as seen by all masters.</span> |
| <span class="source-line-no">125</span><span id="line-125"> */</span> |
| <span class="source-line-no">126</span><span id="line-126"> @Test</span> |
| <span class="source-line-no">127</span><span id="line-127"> public void TestActiveMaster() throws Exception {</span> |
| <span class="source-line-no">128</span><span id="line-128"> HBaseRpcController rpcController = getRpcController();</span> |
| <span class="source-line-no">129</span><span id="line-129"> ServerName activeMaster = TEST_UTIL.getMiniHBaseCluster().getMaster().getServerName();</span> |
| <span class="source-line-no">130</span><span id="line-130"> int rpcCount = 0;</span> |
| <span class="source-line-no">131</span><span id="line-131"> for (JVMClusterUtil.MasterThread masterThread : TEST_UTIL.getMiniHBaseCluster()</span> |
| <span class="source-line-no">132</span><span id="line-132"> .getMasterThreads()) {</span> |
| <span class="source-line-no">133</span><span id="line-133"> ClientMetaService.BlockingInterface stub =</span> |
| <span class="source-line-no">134</span><span id="line-134"> getMasterStub(masterThread.getMaster().getServerName());</span> |
| <span class="source-line-no">135</span><span id="line-135"> GetActiveMasterResponse resp =</span> |
| <span class="source-line-no">136</span><span id="line-136"> stub.getActiveMaster(rpcController, GetActiveMasterRequest.getDefaultInstance());</span> |
| <span class="source-line-no">137</span><span id="line-137"> assertEquals(activeMaster, ProtobufUtil.toServerName(resp.getServerName()));</span> |
| <span class="source-line-no">138</span><span id="line-138"> rpcCount++;</span> |
| <span class="source-line-no">139</span><span id="line-139"> }</span> |
| <span class="source-line-no">140</span><span id="line-140"> assertEquals(MASTER_COUNT, rpcCount);</span> |
| <span class="source-line-no">141</span><span id="line-141"> }</span> |
| <span class="source-line-no">142</span><span id="line-142"></span> |
| <span class="source-line-no">143</span><span id="line-143"> /**</span> |
| <span class="source-line-no">144</span><span id="line-144"> * Verifies that the meta region locations RPC returns consistent results across all masters.</span> |
| <span class="source-line-no">145</span><span id="line-145"> */</span> |
| <span class="source-line-no">146</span><span id="line-146"> @Test</span> |
| <span class="source-line-no">147</span><span id="line-147"> public void TestMetaLocations() throws Exception {</span> |
| <span class="source-line-no">148</span><span id="line-148"> HBaseRpcController rpcController = getRpcController();</span> |
| <span class="source-line-no">149</span><span id="line-149"> List<HRegionLocation> metaLocations =</span> |
| <span class="source-line-no">150</span><span id="line-150"> TEST_UTIL.getMiniHBaseCluster().getMaster().getMetaLocations();</span> |
| <span class="source-line-no">151</span><span id="line-151"> Collections.sort(metaLocations);</span> |
| <span class="source-line-no">152</span><span id="line-152"> int rpcCount = 0;</span> |
| <span class="source-line-no">153</span><span id="line-153"> for (JVMClusterUtil.MasterThread masterThread : TEST_UTIL.getMiniHBaseCluster()</span> |
| <span class="source-line-no">154</span><span id="line-154"> .getMasterThreads()) {</span> |
| <span class="source-line-no">155</span><span id="line-155"> ClientMetaService.BlockingInterface stub =</span> |
| <span class="source-line-no">156</span><span id="line-156"> getMasterStub(masterThread.getMaster().getServerName());</span> |
| <span class="source-line-no">157</span><span id="line-157"> GetMetaRegionLocationsResponse resp = stub.getMetaRegionLocations(rpcController,</span> |
| <span class="source-line-no">158</span><span id="line-158"> GetMetaRegionLocationsRequest.getDefaultInstance());</span> |
| <span class="source-line-no">159</span><span id="line-159"> List<HRegionLocation> result = new ArrayList<>();</span> |
| <span class="source-line-no">160</span><span id="line-160"> resp.getMetaLocationsList()</span> |
| <span class="source-line-no">161</span><span id="line-161"> .forEach(location -> result.add(ProtobufUtil.toRegionLocation(location)));</span> |
| <span class="source-line-no">162</span><span id="line-162"> Collections.sort(result);</span> |
| <span class="source-line-no">163</span><span id="line-163"> assertEquals(metaLocations, result);</span> |
| <span class="source-line-no">164</span><span id="line-164"> rpcCount++;</span> |
| <span class="source-line-no">165</span><span id="line-165"> }</span> |
| <span class="source-line-no">166</span><span id="line-166"> assertEquals(MASTER_COUNT, rpcCount);</span> |
| <span class="source-line-no">167</span><span id="line-167"> }</span> |
| <span class="source-line-no">168</span><span id="line-168">}</span> |
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| </div> |
| </main> |
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| </html> |
