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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.client;</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.client.ConnectionConfiguration.HBASE_CLIENT_META_READ_RPC_TIMEOUT_KEY;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.apache.hadoop.hbase.client.ConnectionConfiguration.HBASE_CLIENT_META_SCANNER_TIMEOUT;</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">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.fail;</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.function.Supplier;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.NamespaceDescriptor;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.SingleProcessHBaseCluster.MiniHBaseClusterRegionServer;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.exceptions.OutOfOrderScannerNextException;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.ipc.CallTimeoutException;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.regionserver.HRegionServer;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.regionserver.RSRpcServices;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.testclassification.ClientTests;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.junit.AfterClass;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.junit.ClassRule;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.junit.Rule;</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">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.slf4j.Logger;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">051</span><span id="line-51"></span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;</span> |
| <span class="source-line-no">054</span><span id="line-54"></span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.ScanRequest;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.ScanResponse;</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, ClientTests.class })</span> |
| <span class="source-line-no">059</span><span id="line-59">public class TestClientScannerTimeouts {</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(TestClientScannerTimeouts.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"> private static final Logger LOG = LoggerFactory.getLogger(TestClientScannerTimeouts.class);</span> |
| <span class="source-line-no">066</span><span id="line-66"> private final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">067</span><span id="line-67"></span> |
| <span class="source-line-no">068</span><span id="line-68"> private static AsyncConnection ASYNC_CONN;</span> |
| <span class="source-line-no">069</span><span id="line-69"> private static Connection CONN;</span> |
| <span class="source-line-no">070</span><span id="line-70"> private static final byte[] FAMILY = Bytes.toBytes("testFamily");</span> |
| <span class="source-line-no">071</span><span id="line-71"> private static final byte[] QUALIFIER = Bytes.toBytes("testQualifier");</span> |
| <span class="source-line-no">072</span><span id="line-72"> private static final byte[] VALUE = Bytes.toBytes("testValue");</span> |
| <span class="source-line-no">073</span><span id="line-73"></span> |
| <span class="source-line-no">074</span><span id="line-74"> private static final byte[] ROW0 = Bytes.toBytes("row-0");</span> |
| <span class="source-line-no">075</span><span id="line-75"> private static final byte[] ROW1 = Bytes.toBytes("row-1");</span> |
| <span class="source-line-no">076</span><span id="line-76"> private static final byte[] ROW2 = Bytes.toBytes("row-2");</span> |
| <span class="source-line-no">077</span><span id="line-77"> private static final byte[] ROW3 = Bytes.toBytes("row-3");</span> |
| <span class="source-line-no">078</span><span id="line-78"> private static final int rpcTimeout = 1000;</span> |
| <span class="source-line-no">079</span><span id="line-79"> private static final int scanTimeout = 3 * rpcTimeout;</span> |
| <span class="source-line-no">080</span><span id="line-80"> private static final int metaScanTimeout = 6 * rpcTimeout;</span> |
| <span class="source-line-no">081</span><span id="line-81"> private static final int CLIENT_RETRIES_NUMBER = 3;</span> |
| <span class="source-line-no">082</span><span id="line-82"></span> |
| <span class="source-line-no">083</span><span id="line-83"> private static Table table;</span> |
| <span class="source-line-no">084</span><span id="line-84"> private static AsyncTable<AdvancedScanResultConsumer> asyncTable;</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> @Rule</span> |
| <span class="source-line-no">087</span><span id="line-87"> public TestName name = new TestName();</span> |
| <span class="source-line-no">088</span><span id="line-88"></span> |
| <span class="source-line-no">089</span><span id="line-89"> @BeforeClass</span> |
| <span class="source-line-no">090</span><span id="line-90"> public static void setUpBeforeClass() throws Exception {</span> |
| <span class="source-line-no">091</span><span id="line-91"> Configuration conf = TEST_UTIL.getConfiguration();</span> |
| <span class="source-line-no">092</span><span id="line-92"> // Don't report so often so easier to see other rpcs</span> |
| <span class="source-line-no">093</span><span id="line-93"> conf.setInt("hbase.regionserver.msginterval", 3 * 10000);</span> |
| <span class="source-line-no">094</span><span id="line-94"> conf.setInt(HConstants.HBASE_RPC_TIMEOUT_KEY, rpcTimeout);</span> |
| <span class="source-line-no">095</span><span id="line-95"> conf.setStrings(HConstants.REGION_SERVER_IMPL, RegionServerWithScanTimeout.class.getName());</span> |
| <span class="source-line-no">096</span><span id="line-96"> conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, CLIENT_RETRIES_NUMBER);</span> |
| <span class="source-line-no">097</span><span id="line-97"> conf.setInt(HConstants.HBASE_CLIENT_PAUSE, 1000);</span> |
| <span class="source-line-no">098</span><span id="line-98"> TEST_UTIL.startMiniCluster(1);</span> |
| <span class="source-line-no">099</span><span id="line-99"></span> |
| <span class="source-line-no">100</span><span id="line-100"> conf.setInt(HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD, scanTimeout);</span> |
| <span class="source-line-no">101</span><span id="line-101"> conf.setInt(HBASE_CLIENT_META_READ_RPC_TIMEOUT_KEY, metaScanTimeout);</span> |
| <span class="source-line-no">102</span><span id="line-102"> conf.setInt(HBASE_CLIENT_META_SCANNER_TIMEOUT, metaScanTimeout);</span> |
| <span class="source-line-no">103</span><span id="line-103"> ASYNC_CONN = ConnectionFactory.createAsyncConnection(conf).get();</span> |
| <span class="source-line-no">104</span><span id="line-104"> CONN = ASYNC_CONN.toConnection();</span> |
| <span class="source-line-no">105</span><span id="line-105"> }</span> |
| <span class="source-line-no">106</span><span id="line-106"></span> |
| <span class="source-line-no">107</span><span id="line-107"> @AfterClass</span> |
| <span class="source-line-no">108</span><span id="line-108"> public static void tearDownAfterClass() throws Exception {</span> |
| <span class="source-line-no">109</span><span id="line-109"> CONN.close();</span> |
| <span class="source-line-no">110</span><span id="line-110"> ASYNC_CONN.close();</span> |
| <span class="source-line-no">111</span><span id="line-111"> TEST_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">112</span><span id="line-112"> }</span> |
| <span class="source-line-no">113</span><span id="line-113"></span> |
| <span class="source-line-no">114</span><span id="line-114"> public void setup(boolean isSystemTable) throws IOException {</span> |
| <span class="source-line-no">115</span><span id="line-115"> RSRpcServicesWithScanTimeout.reset();</span> |
| <span class="source-line-no">116</span><span id="line-116"></span> |
| <span class="source-line-no">117</span><span id="line-117"> String nameAsString = name.getMethodName();</span> |
| <span class="source-line-no">118</span><span id="line-118"> if (isSystemTable) {</span> |
| <span class="source-line-no">119</span><span id="line-119"> nameAsString = NamespaceDescriptor.SYSTEM_NAMESPACE_NAME_STR + ":" + nameAsString;</span> |
| <span class="source-line-no">120</span><span id="line-120"> }</span> |
| <span class="source-line-no">121</span><span id="line-121"> final TableName tableName = TableName.valueOf(nameAsString);</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> TEST_UTIL.createTable(tableName, FAMILY);</span> |
| <span class="source-line-no">124</span><span id="line-124"> table = CONN.getTable(tableName);</span> |
| <span class="source-line-no">125</span><span id="line-125"> asyncTable = ASYNC_CONN.getTable(tableName);</span> |
| <span class="source-line-no">126</span><span id="line-126"> putToTable(table, ROW0);</span> |
| <span class="source-line-no">127</span><span id="line-127"> putToTable(table, ROW1);</span> |
| <span class="source-line-no">128</span><span id="line-128"> putToTable(table, ROW2);</span> |
| <span class="source-line-no">129</span><span id="line-129"> putToTable(table, ROW3);</span> |
| <span class="source-line-no">130</span><span id="line-130"> LOG.info("Wrote our four values");</span> |
| <span class="source-line-no">131</span><span id="line-131"></span> |
| <span class="source-line-no">132</span><span id="line-132"> table.getRegionLocator().getAllRegionLocations();</span> |
| <span class="source-line-no">133</span><span id="line-133"></span> |
| <span class="source-line-no">134</span><span id="line-134"> // reset again incase the creation/population caused anything to trigger</span> |
| <span class="source-line-no">135</span><span id="line-135"> RSRpcServicesWithScanTimeout.reset();</span> |
| <span class="source-line-no">136</span><span id="line-136"> }</span> |
| <span class="source-line-no">137</span><span id="line-137"></span> |
| <span class="source-line-no">138</span><span id="line-138"> private void expectRow(byte[] expected, Result result) {</span> |
| <span class="source-line-no">139</span><span id="line-139"> assertTrue("Expected row: " + Bytes.toString(expected),</span> |
| <span class="source-line-no">140</span><span id="line-140"> Bytes.equals(expected, result.getRow()));</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"> private void expectNumTries(int expected) {</span> |
| <span class="source-line-no">144</span><span id="line-144"> assertEquals(</span> |
| <span class="source-line-no">145</span><span id="line-145"> "Expected tryNumber=" + expected + ", actual=" + RSRpcServicesWithScanTimeout.tryNumber,</span> |
| <span class="source-line-no">146</span><span id="line-146"> expected, RSRpcServicesWithScanTimeout.tryNumber);</span> |
| <span class="source-line-no">147</span><span id="line-147"> // reset for next</span> |
| <span class="source-line-no">148</span><span id="line-148"> RSRpcServicesWithScanTimeout.tryNumber = 0;</span> |
| <span class="source-line-no">149</span><span id="line-149"> }</span> |
| <span class="source-line-no">150</span><span id="line-150"></span> |
| <span class="source-line-no">151</span><span id="line-151"> /**</span> |
| <span class="source-line-no">152</span><span id="line-152"> * verify that we don't miss any data when encountering an OutOfOrderScannerNextException.</span> |
| <span class="source-line-no">153</span><span id="line-153"> * Typically, the only way to naturally trigger this is if a client-side timeout causes an</span> |
| <span class="source-line-no">154</span><span id="line-154"> * erroneous next() call. This is relatively hard to do these days because the server attempts to</span> |
| <span class="source-line-no">155</span><span id="line-155"> * always return before the timeout. In this test we force the server to throw this exception, so</span> |
| <span class="source-line-no">156</span><span id="line-156"> * that we can test the retry logic appropriately.</span> |
| <span class="source-line-no">157</span><span id="line-157"> */</span> |
| <span class="source-line-no">158</span><span id="line-158"> @Test</span> |
| <span class="source-line-no">159</span><span id="line-159"> public void testRetryOutOfOrderScannerNextException() throws IOException {</span> |
| <span class="source-line-no">160</span><span id="line-160"> expectRetryOutOfOrderScannerNext(this::getScanner);</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"> * AsyncTable version of above</span> |
| <span class="source-line-no">165</span><span id="line-165"> */</span> |
| <span class="source-line-no">166</span><span id="line-166"> @Test</span> |
| <span class="source-line-no">167</span><span id="line-167"> public void testRetryOutOfOrderScannerNextExceptionAsync() throws IOException {</span> |
| <span class="source-line-no">168</span><span id="line-168"> expectRetryOutOfOrderScannerNext(this::getAsyncScanner);</span> |
| <span class="source-line-no">169</span><span id="line-169"> }</span> |
| <span class="source-line-no">170</span><span id="line-170"></span> |
| <span class="source-line-no">171</span><span id="line-171"> /**</span> |
| <span class="source-line-no">172</span><span id="line-172"> * verify that we honor the {@link HConstants#HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD} for normal</span> |
| <span class="source-line-no">173</span><span id="line-173"> * scans.</span> |
| <span class="source-line-no">174</span><span id="line-174"> */</span> |
| <span class="source-line-no">175</span><span id="line-175"> @Test</span> |
| <span class="source-line-no">176</span><span id="line-176"> public void testNormalScanTimeoutOnNext() throws IOException {</span> |
| <span class="source-line-no">177</span><span id="line-177"> setup(false);</span> |
| <span class="source-line-no">178</span><span id="line-178"> expectTimeoutOnNext(scanTimeout, this::getScanner);</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"> /**</span> |
| <span class="source-line-no">182</span><span id="line-182"> * AsyncTable version of above</span> |
| <span class="source-line-no">183</span><span id="line-183"> */</span> |
| <span class="source-line-no">184</span><span id="line-184"> @Test</span> |
| <span class="source-line-no">185</span><span id="line-185"> public void testNormalScanTimeoutOnNextAsync() throws IOException {</span> |
| <span class="source-line-no">186</span><span id="line-186"> setup(false);</span> |
| <span class="source-line-no">187</span><span id="line-187"> expectTimeoutOnNext(scanTimeout, this::getAsyncScanner);</span> |
| <span class="source-line-no">188</span><span id="line-188"> }</span> |
| <span class="source-line-no">189</span><span id="line-189"></span> |
| <span class="source-line-no">190</span><span id="line-190"> /**</span> |
| <span class="source-line-no">191</span><span id="line-191"> * verify that we honor {@link HConstants#HBASE_RPC_READ_TIMEOUT_KEY} for openScanner() calls for</span> |
| <span class="source-line-no">192</span><span id="line-192"> * meta scans</span> |
| <span class="source-line-no">193</span><span id="line-193"> */</span> |
| <span class="source-line-no">194</span><span id="line-194"> @Test</span> |
| <span class="source-line-no">195</span><span id="line-195"> public void testNormalScanTimeoutOnOpenScanner() throws IOException {</span> |
| <span class="source-line-no">196</span><span id="line-196"> setup(false);</span> |
| <span class="source-line-no">197</span><span id="line-197"> expectTimeoutOnOpenScanner(rpcTimeout, this::getScanner);</span> |
| <span class="source-line-no">198</span><span id="line-198"> }</span> |
| <span class="source-line-no">199</span><span id="line-199"></span> |
| <span class="source-line-no">200</span><span id="line-200"> /**</span> |
| <span class="source-line-no">201</span><span id="line-201"> * AsyncTable version of above</span> |
| <span class="source-line-no">202</span><span id="line-202"> */</span> |
| <span class="source-line-no">203</span><span id="line-203"> @Test</span> |
| <span class="source-line-no">204</span><span id="line-204"> public void testNormalScanTimeoutOnOpenScannerAsync() throws IOException {</span> |
| <span class="source-line-no">205</span><span id="line-205"> setup(false);</span> |
| <span class="source-line-no">206</span><span id="line-206"> expectTimeoutOnOpenScanner(rpcTimeout, this::getAsyncScanner);</span> |
| <span class="source-line-no">207</span><span id="line-207"> }</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"> * verify that we honor {@link ConnectionConfiguration#HBASE_CLIENT_META_SCANNER_TIMEOUT} for</span> |
| <span class="source-line-no">211</span><span id="line-211"> * next() calls in meta scans</span> |
| <span class="source-line-no">212</span><span id="line-212"> */</span> |
| <span class="source-line-no">213</span><span id="line-213"> @Test</span> |
| <span class="source-line-no">214</span><span id="line-214"> public void testMetaScanTimeoutOnNext() throws IOException {</span> |
| <span class="source-line-no">215</span><span id="line-215"> setup(true);</span> |
| <span class="source-line-no">216</span><span id="line-216"> expectTimeoutOnNext(metaScanTimeout, this::getScanner);</span> |
| <span class="source-line-no">217</span><span id="line-217"> }</span> |
| <span class="source-line-no">218</span><span id="line-218"></span> |
| <span class="source-line-no">219</span><span id="line-219"> /**</span> |
| <span class="source-line-no">220</span><span id="line-220"> * AsyncTable version of above</span> |
| <span class="source-line-no">221</span><span id="line-221"> */</span> |
| <span class="source-line-no">222</span><span id="line-222"> @Test</span> |
| <span class="source-line-no">223</span><span id="line-223"> public void testMetaScanTimeoutOnNextAsync() throws IOException {</span> |
| <span class="source-line-no">224</span><span id="line-224"> setup(true);</span> |
| <span class="source-line-no">225</span><span id="line-225"> expectTimeoutOnNext(metaScanTimeout, this::getAsyncScanner);</span> |
| <span class="source-line-no">226</span><span id="line-226"> }</span> |
| <span class="source-line-no">227</span><span id="line-227"></span> |
| <span class="source-line-no">228</span><span id="line-228"> /**</span> |
| <span class="source-line-no">229</span><span id="line-229"> * verify that we honor {@link ConnectionConfiguration#HBASE_CLIENT_META_READ_RPC_TIMEOUT_KEY} for</span> |
| <span class="source-line-no">230</span><span id="line-230"> * openScanner() calls for meta scans</span> |
| <span class="source-line-no">231</span><span id="line-231"> */</span> |
| <span class="source-line-no">232</span><span id="line-232"> @Test</span> |
| <span class="source-line-no">233</span><span id="line-233"> public void testMetaScanTimeoutOnOpenScanner() throws IOException {</span> |
| <span class="source-line-no">234</span><span id="line-234"> setup(true);</span> |
| <span class="source-line-no">235</span><span id="line-235"> expectTimeoutOnOpenScanner(metaScanTimeout, this::getScanner);</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"> * AsyncTable version of above</span> |
| <span class="source-line-no">240</span><span id="line-240"> */</span> |
| <span class="source-line-no">241</span><span id="line-241"> @Test</span> |
| <span class="source-line-no">242</span><span id="line-242"> public void testMetaScanTimeoutOnOpenScannerAsync() throws IOException {</span> |
| <span class="source-line-no">243</span><span id="line-243"> setup(true);</span> |
| <span class="source-line-no">244</span><span id="line-244"> expectTimeoutOnOpenScanner(metaScanTimeout, this::getAsyncScanner);</span> |
| <span class="source-line-no">245</span><span id="line-245"> }</span> |
| <span class="source-line-no">246</span><span id="line-246"></span> |
| <span class="source-line-no">247</span><span id="line-247"> private void expectRetryOutOfOrderScannerNext(Supplier<ResultScanner> scannerSupplier)</span> |
| <span class="source-line-no">248</span><span id="line-248"> throws IOException {</span> |
| <span class="source-line-no">249</span><span id="line-249"> setup(false);</span> |
| <span class="source-line-no">250</span><span id="line-250"> RSRpcServicesWithScanTimeout.seqNoToThrowOn = 1;</span> |
| <span class="source-line-no">251</span><span id="line-251"></span> |
| <span class="source-line-no">252</span><span id="line-252"> LOG.info(</span> |
| <span class="source-line-no">253</span><span id="line-253"> "Opening scanner, expecting no errors from first next() call from openScanner response");</span> |
| <span class="source-line-no">254</span><span id="line-254"> ResultScanner scanner = scannerSupplier.get();</span> |
| <span class="source-line-no">255</span><span id="line-255"> Result result = scanner.next();</span> |
| <span class="source-line-no">256</span><span id="line-256"> expectRow(ROW0, result);</span> |
| <span class="source-line-no">257</span><span id="line-257"> expectNumTries(0);</span> |
| <span class="source-line-no">258</span><span id="line-258"></span> |
| <span class="source-line-no">259</span><span id="line-259"> LOG.info("Making first next() RPC, expecting no errors for seqNo 0");</span> |
| <span class="source-line-no">260</span><span id="line-260"> result = scanner.next();</span> |
| <span class="source-line-no">261</span><span id="line-261"> expectRow(ROW1, result);</span> |
| <span class="source-line-no">262</span><span id="line-262"> expectNumTries(0);</span> |
| <span class="source-line-no">263</span><span id="line-263"></span> |
| <span class="source-line-no">264</span><span id="line-264"> LOG.info(</span> |
| <span class="source-line-no">265</span><span id="line-265"> "Making second next() RPC, expecting OutOfOrderScannerNextException and appropriate retry");</span> |
| <span class="source-line-no">266</span><span id="line-266"> result = scanner.next();</span> |
| <span class="source-line-no">267</span><span id="line-267"> expectRow(ROW2, result);</span> |
| <span class="source-line-no">268</span><span id="line-268"> expectNumTries(1);</span> |
| <span class="source-line-no">269</span><span id="line-269"></span> |
| <span class="source-line-no">270</span><span id="line-270"> // reset so no errors. since last call restarted the scan and following</span> |
| <span class="source-line-no">271</span><span id="line-271"> // call would otherwise fail</span> |
| <span class="source-line-no">272</span><span id="line-272"> RSRpcServicesWithScanTimeout.seqNoToThrowOn = -1;</span> |
| <span class="source-line-no">273</span><span id="line-273"></span> |
| <span class="source-line-no">274</span><span id="line-274"> LOG.info("Finishing scan, expecting no errors");</span> |
| <span class="source-line-no">275</span><span id="line-275"> result = scanner.next();</span> |
| <span class="source-line-no">276</span><span id="line-276"> expectRow(ROW3, result);</span> |
| <span class="source-line-no">277</span><span id="line-277"> scanner.close();</span> |
| <span class="source-line-no">278</span><span id="line-278"></span> |
| <span class="source-line-no">279</span><span id="line-279"> LOG.info("Testing always throw exception");</span> |
| <span class="source-line-no">280</span><span id="line-280"> byte[][] expectedResults = new byte[][] { ROW0, ROW1, ROW2, ROW3 };</span> |
| <span class="source-line-no">281</span><span id="line-281"> int i = 0;</span> |
| <span class="source-line-no">282</span><span id="line-282"></span> |
| <span class="source-line-no">283</span><span id="line-283"> // test the case that RPC always throws</span> |
| <span class="source-line-no">284</span><span id="line-284"> scanner = scannerSupplier.get();</span> |
| <span class="source-line-no">285</span><span id="line-285"> RSRpcServicesWithScanTimeout.throwAlways = true;</span> |
| <span class="source-line-no">286</span><span id="line-286"></span> |
| <span class="source-line-no">287</span><span id="line-287"> while (true) {</span> |
| <span class="source-line-no">288</span><span id="line-288"> LOG.info("Calling scanner.next()");</span> |
| <span class="source-line-no">289</span><span id="line-289"> result = scanner.next();</span> |
| <span class="source-line-no">290</span><span id="line-290"> if (result == null) {</span> |
| <span class="source-line-no">291</span><span id="line-291"> break;</span> |
| <span class="source-line-no">292</span><span id="line-292"> } else {</span> |
| <span class="source-line-no">293</span><span id="line-293"> byte[] expectedResult = expectedResults[i++];</span> |
| <span class="source-line-no">294</span><span id="line-294"> expectRow(expectedResult, result);</span> |
| <span class="source-line-no">295</span><span id="line-295"> }</span> |
| <span class="source-line-no">296</span><span id="line-296"> }</span> |
| <span class="source-line-no">297</span><span id="line-297"></span> |
| <span class="source-line-no">298</span><span id="line-298"> // ensure we verified all rows. this along with the expectRow check above</span> |
| <span class="source-line-no">299</span><span id="line-299"> // proves that we didn't miss any rows.</span> |
| <span class="source-line-no">300</span><span id="line-300"> assertEquals("Expected to exhaust expectedResults array length=" + expectedResults.length</span> |
| <span class="source-line-no">301</span><span id="line-301"> + ", actual index=" + i, expectedResults.length, i);</span> |
| <span class="source-line-no">302</span><span id="line-302"></span> |
| <span class="source-line-no">303</span><span id="line-303"> // expect all but the first row (which came from initial openScanner) to have thrown an error</span> |
| <span class="source-line-no">304</span><span id="line-304"> expectNumTries(expectedResults.length - 1);</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"></span> |
| <span class="source-line-no">308</span><span id="line-308"> private void expectTimeoutOnNext(int timeout, Supplier<ResultScanner> scannerSupplier)</span> |
| <span class="source-line-no">309</span><span id="line-309"> throws IOException {</span> |
| <span class="source-line-no">310</span><span id="line-310"> RSRpcServicesWithScanTimeout.seqNoToSleepOn = 1;</span> |
| <span class="source-line-no">311</span><span id="line-311"> RSRpcServicesWithScanTimeout.setSleepForTimeout(timeout);</span> |
| <span class="source-line-no">312</span><span id="line-312"></span> |
| <span class="source-line-no">313</span><span id="line-313"> LOG.info(</span> |
| <span class="source-line-no">314</span><span id="line-314"> "Opening scanner, expecting no timeouts from first next() call from openScanner response");</span> |
| <span class="source-line-no">315</span><span id="line-315"> ResultScanner scanner = scannerSupplier.get();</span> |
| <span class="source-line-no">316</span><span id="line-316"> Result result = scanner.next();</span> |
| <span class="source-line-no">317</span><span id="line-317"> expectRow(ROW0, result);</span> |
| <span class="source-line-no">318</span><span id="line-318"></span> |
| <span class="source-line-no">319</span><span id="line-319"> LOG.info("Making first next() RPC, expecting no timeout for seqNo 0");</span> |
| <span class="source-line-no">320</span><span id="line-320"> result = scanner.next();</span> |
| <span class="source-line-no">321</span><span id="line-321"> expectRow(ROW1, result);</span> |
| <span class="source-line-no">322</span><span id="line-322"></span> |
| <span class="source-line-no">323</span><span id="line-323"> LOG.info("Making second next() RPC, expecting timeout");</span> |
| <span class="source-line-no">324</span><span id="line-324"> long start = System.nanoTime();</span> |
| <span class="source-line-no">325</span><span id="line-325"> try {</span> |
| <span class="source-line-no">326</span><span id="line-326"> scanner.next();</span> |
| <span class="source-line-no">327</span><span id="line-327"> fail("Expected CallTimeoutException");</span> |
| <span class="source-line-no">328</span><span id="line-328"> } catch (RetriesExhaustedException e) {</span> |
| <span class="source-line-no">329</span><span id="line-329"> assertTrue("Expected CallTimeoutException", e.getCause() instanceof CallTimeoutException);</span> |
| <span class="source-line-no">330</span><span id="line-330"> }</span> |
| <span class="source-line-no">331</span><span id="line-331"> expectTimeout(start, timeout);</span> |
| <span class="source-line-no">332</span><span id="line-332"> }</span> |
| <span class="source-line-no">333</span><span id="line-333"></span> |
| <span class="source-line-no">334</span><span id="line-334"> private void expectTimeoutOnOpenScanner(int timeout, Supplier<ResultScanner> scannerSupplier)</span> |
| <span class="source-line-no">335</span><span id="line-335"> throws IOException {</span> |
| <span class="source-line-no">336</span><span id="line-336"> RSRpcServicesWithScanTimeout.setSleepForTimeout(timeout);</span> |
| <span class="source-line-no">337</span><span id="line-337"> RSRpcServicesWithScanTimeout.sleepOnOpen = true;</span> |
| <span class="source-line-no">338</span><span id="line-338"> LOG.info("Opening scanner, expecting timeout from first next() call from openScanner response");</span> |
| <span class="source-line-no">339</span><span id="line-339"> long start = System.nanoTime();</span> |
| <span class="source-line-no">340</span><span id="line-340"> try {</span> |
| <span class="source-line-no">341</span><span id="line-341"> scannerSupplier.get().next();</span> |
| <span class="source-line-no">342</span><span id="line-342"> fail("Expected CallTimeoutException");</span> |
| <span class="source-line-no">343</span><span id="line-343"> } catch (RetriesExhaustedException e) {</span> |
| <span class="source-line-no">344</span><span id="line-344"> assertTrue("Expected CallTimeoutException, but was " + e.getCause(),</span> |
| <span class="source-line-no">345</span><span id="line-345"> e.getCause() instanceof CallTimeoutException);</span> |
| <span class="source-line-no">346</span><span id="line-346"> }</span> |
| <span class="source-line-no">347</span><span id="line-347"> expectTimeout(start, timeout);</span> |
| <span class="source-line-no">348</span><span id="line-348"> }</span> |
| <span class="source-line-no">349</span><span id="line-349"></span> |
| <span class="source-line-no">350</span><span id="line-350"> private void expectTimeout(long start, int timeout) {</span> |
| <span class="source-line-no">351</span><span id="line-351"> long duration = System.nanoTime() - start;</span> |
| <span class="source-line-no">352</span><span id="line-352"> assertTrue("Expected duration >= " + timeout + ", but was " + duration, duration >= timeout);</span> |
| <span class="source-line-no">353</span><span id="line-353"> }</span> |
| <span class="source-line-no">354</span><span id="line-354"></span> |
| <span class="source-line-no">355</span><span id="line-355"> private ResultScanner getScanner() {</span> |
| <span class="source-line-no">356</span><span id="line-356"> Scan scan = new Scan();</span> |
| <span class="source-line-no">357</span><span id="line-357"> scan.setCaching(1);</span> |
| <span class="source-line-no">358</span><span id="line-358"> try {</span> |
| <span class="source-line-no">359</span><span id="line-359"> return table.getScanner(scan);</span> |
| <span class="source-line-no">360</span><span id="line-360"> } catch (IOException e) {</span> |
| <span class="source-line-no">361</span><span id="line-361"> throw new RuntimeException(e);</span> |
| <span class="source-line-no">362</span><span id="line-362"> }</span> |
| <span class="source-line-no">363</span><span id="line-363"> }</span> |
| <span class="source-line-no">364</span><span id="line-364"></span> |
| <span class="source-line-no">365</span><span id="line-365"> private ResultScanner getAsyncScanner() {</span> |
| <span class="source-line-no">366</span><span id="line-366"> Scan scan = new Scan();</span> |
| <span class="source-line-no">367</span><span id="line-367"> scan.setCaching(1);</span> |
| <span class="source-line-no">368</span><span id="line-368"> return asyncTable.getScanner(scan);</span> |
| <span class="source-line-no">369</span><span id="line-369"> }</span> |
| <span class="source-line-no">370</span><span id="line-370"></span> |
| <span class="source-line-no">371</span><span id="line-371"> private void putToTable(Table ht, byte[] rowkey) throws IOException {</span> |
| <span class="source-line-no">372</span><span id="line-372"> Put put = new Put(rowkey);</span> |
| <span class="source-line-no">373</span><span id="line-373"> put.addColumn(FAMILY, QUALIFIER, VALUE);</span> |
| <span class="source-line-no">374</span><span id="line-374"> ht.put(put);</span> |
| <span class="source-line-no">375</span><span id="line-375"> }</span> |
| <span class="source-line-no">376</span><span id="line-376"></span> |
| <span class="source-line-no">377</span><span id="line-377"> private static class RegionServerWithScanTimeout extends MiniHBaseClusterRegionServer {</span> |
| <span class="source-line-no">378</span><span id="line-378"> public RegionServerWithScanTimeout(Configuration conf)</span> |
| <span class="source-line-no">379</span><span id="line-379"> throws IOException, InterruptedException {</span> |
| <span class="source-line-no">380</span><span id="line-380"> super(conf);</span> |
| <span class="source-line-no">381</span><span id="line-381"> }</span> |
| <span class="source-line-no">382</span><span id="line-382"></span> |
| <span class="source-line-no">383</span><span id="line-383"> @Override</span> |
| <span class="source-line-no">384</span><span id="line-384"> protected RSRpcServices createRpcServices() throws IOException {</span> |
| <span class="source-line-no">385</span><span id="line-385"> return new RSRpcServicesWithScanTimeout(this);</span> |
| <span class="source-line-no">386</span><span id="line-386"> }</span> |
| <span class="source-line-no">387</span><span id="line-387"> }</span> |
| <span class="source-line-no">388</span><span id="line-388"></span> |
| <span class="source-line-no">389</span><span id="line-389"> private static class RSRpcServicesWithScanTimeout extends RSRpcServices {</span> |
| <span class="source-line-no">390</span><span id="line-390"> private long tableScannerId;</span> |
| <span class="source-line-no">391</span><span id="line-391"></span> |
| <span class="source-line-no">392</span><span id="line-392"> private static long seqNoToThrowOn = -1;</span> |
| <span class="source-line-no">393</span><span id="line-393"> private static boolean throwAlways = false;</span> |
| <span class="source-line-no">394</span><span id="line-394"> private static boolean threw;</span> |
| <span class="source-line-no">395</span><span id="line-395"></span> |
| <span class="source-line-no">396</span><span id="line-396"> private static long seqNoToSleepOn = -1;</span> |
| <span class="source-line-no">397</span><span id="line-397"> private static boolean sleepOnOpen = false;</span> |
| <span class="source-line-no">398</span><span id="line-398"> private static volatile boolean slept;</span> |
| <span class="source-line-no">399</span><span id="line-399"> private static int tryNumber = 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"> private static int sleepTime = rpcTimeout + 500;</span> |
| <span class="source-line-no">402</span><span id="line-402"></span> |
| <span class="source-line-no">403</span><span id="line-403"> public static void setSleepForTimeout(int timeout) {</span> |
| <span class="source-line-no">404</span><span id="line-404"> sleepTime = timeout + 500;</span> |
| <span class="source-line-no">405</span><span id="line-405"> }</span> |
| <span class="source-line-no">406</span><span id="line-406"></span> |
| <span class="source-line-no">407</span><span id="line-407"> public static void reset() {</span> |
| <span class="source-line-no">408</span><span id="line-408"> setSleepForTimeout(scanTimeout);</span> |
| <span class="source-line-no">409</span><span id="line-409"></span> |
| <span class="source-line-no">410</span><span id="line-410"> seqNoToSleepOn = -1;</span> |
| <span class="source-line-no">411</span><span id="line-411"> seqNoToThrowOn = -1;</span> |
| <span class="source-line-no">412</span><span id="line-412"> throwAlways = false;</span> |
| <span class="source-line-no">413</span><span id="line-413"> threw = false;</span> |
| <span class="source-line-no">414</span><span id="line-414"> sleepOnOpen = false;</span> |
| <span class="source-line-no">415</span><span id="line-415"> slept = false;</span> |
| <span class="source-line-no">416</span><span id="line-416"> tryNumber = 0;</span> |
| <span class="source-line-no">417</span><span id="line-417"> }</span> |
| <span class="source-line-no">418</span><span id="line-418"></span> |
| <span class="source-line-no">419</span><span id="line-419"> public RSRpcServicesWithScanTimeout(HRegionServer rs) throws IOException {</span> |
| <span class="source-line-no">420</span><span id="line-420"> super(rs);</span> |
| <span class="source-line-no">421</span><span id="line-421"> }</span> |
| <span class="source-line-no">422</span><span id="line-422"></span> |
| <span class="source-line-no">423</span><span id="line-423"> @Override</span> |
| <span class="source-line-no">424</span><span id="line-424"> public ScanResponse scan(final RpcController controller, final ScanRequest request)</span> |
| <span class="source-line-no">425</span><span id="line-425"> throws ServiceException {</span> |
| <span class="source-line-no">426</span><span id="line-426"> if (request.hasScannerId()) {</span> |
| <span class="source-line-no">427</span><span id="line-427"> ScanResponse scanResponse = super.scan(controller, request);</span> |
| <span class="source-line-no">428</span><span id="line-428"> if (tableScannerId != request.getScannerId() || request.getCloseScanner()) {</span> |
| <span class="source-line-no">429</span><span id="line-429"> return scanResponse;</span> |
| <span class="source-line-no">430</span><span id="line-430"> }</span> |
| <span class="source-line-no">431</span><span id="line-431"></span> |
| <span class="source-line-no">432</span><span id="line-432"> if (</span> |
| <span class="source-line-no">433</span><span id="line-433"> throwAlways</span> |
| <span class="source-line-no">434</span><span id="line-434"> || (!threw && request.hasNextCallSeq() && seqNoToThrowOn == request.getNextCallSeq())</span> |
| <span class="source-line-no">435</span><span id="line-435"> ) {</span> |
| <span class="source-line-no">436</span><span id="line-436"> threw = true;</span> |
| <span class="source-line-no">437</span><span id="line-437"> tryNumber++;</span> |
| <span class="source-line-no">438</span><span id="line-438"> LOG.info("THROWING exception, tryNumber={}, tableScannerId={}", tryNumber,</span> |
| <span class="source-line-no">439</span><span id="line-439"> tableScannerId);</span> |
| <span class="source-line-no">440</span><span id="line-440"> throw new ServiceException(new OutOfOrderScannerNextException());</span> |
| <span class="source-line-no">441</span><span id="line-441"> }</span> |
| <span class="source-line-no">442</span><span id="line-442"></span> |
| <span class="source-line-no">443</span><span id="line-443"> if (!slept && request.hasNextCallSeq() && seqNoToSleepOn == request.getNextCallSeq()) {</span> |
| <span class="source-line-no">444</span><span id="line-444"> try {</span> |
| <span class="source-line-no">445</span><span id="line-445"> LOG.info("SLEEPING " + sleepTime);</span> |
| <span class="source-line-no">446</span><span id="line-446"> Thread.sleep(sleepTime);</span> |
| <span class="source-line-no">447</span><span id="line-447"> } catch (InterruptedException e) {</span> |
| <span class="source-line-no">448</span><span id="line-448"> }</span> |
| <span class="source-line-no">449</span><span id="line-449"> slept = true;</span> |
| <span class="source-line-no">450</span><span id="line-450"> tryNumber++;</span> |
| <span class="source-line-no">451</span><span id="line-451"> }</span> |
| <span class="source-line-no">452</span><span id="line-452"> return scanResponse;</span> |
| <span class="source-line-no">453</span><span id="line-453"> } else {</span> |
| <span class="source-line-no">454</span><span id="line-454"> ScanResponse scanRes = super.scan(controller, request);</span> |
| <span class="source-line-no">455</span><span id="line-455"> String regionName = Bytes.toString(request.getRegion().getValue().toByteArray());</span> |
| <span class="source-line-no">456</span><span id="line-456"> if (!regionName.contains(TableName.META_TABLE_NAME.getNameAsString())) {</span> |
| <span class="source-line-no">457</span><span id="line-457"> tableScannerId = scanRes.getScannerId();</span> |
| <span class="source-line-no">458</span><span id="line-458"> if (sleepOnOpen) {</span> |
| <span class="source-line-no">459</span><span id="line-459"> try {</span> |
| <span class="source-line-no">460</span><span id="line-460"> LOG.info("openScanner SLEEPING " + sleepTime);</span> |
| <span class="source-line-no">461</span><span id="line-461"> Thread.sleep(sleepTime);</span> |
| <span class="source-line-no">462</span><span id="line-462"> } catch (InterruptedException e) {</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"> }</span> |
| <span class="source-line-no">466</span><span id="line-466"> return scanRes;</span> |
| <span class="source-line-no">467</span><span id="line-467"> }</span> |
| <span class="source-line-no">468</span><span id="line-468"> }</span> |
| <span class="source-line-no">469</span><span id="line-469"> }</span> |
| <span class="source-line-no">470</span><span id="line-470">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
