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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.junit.Assert.fail;</span> |
| <span class="source-line-no">021</span><span id="line-21"></span> |
| <span class="source-line-no">022</span><span id="line-22">import java.io.IOException;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.hbase.CompatibilityFactory;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.SingleProcessHBaseCluster;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.client.CoprocessorDescriptorBuilder;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.client.TableDescriptor;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.master.assignment.AssignmentManager;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.test.MetricsAssertHelper;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.testclassification.MasterTests;</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.apache.hadoop.hbase.util.TableDescriptorChecker;</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.Rule;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.junit.Test;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.slf4j.Logger;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">052</span><span id="line-52"></span> |
| <span class="source-line-no">053</span><span id="line-53">@Category({ MasterTests.class, MediumTests.class })</span> |
| <span class="source-line-no">054</span><span id="line-54">public class TestAssignmentManagerMetrics {</span> |
| <span class="source-line-no">055</span><span id="line-55"></span> |
| <span class="source-line-no">056</span><span id="line-56"> @ClassRule</span> |
| <span class="source-line-no">057</span><span id="line-57"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">058</span><span id="line-58"> HBaseClassTestRule.forClass(TestAssignmentManagerMetrics.class);</span> |
| <span class="source-line-no">059</span><span id="line-59"></span> |
| <span class="source-line-no">060</span><span id="line-60"> private static final Logger LOG = LoggerFactory.getLogger(TestAssignmentManagerMetrics.class);</span> |
| <span class="source-line-no">061</span><span id="line-61"> private static final MetricsAssertHelper METRICS_HELPER =</span> |
| <span class="source-line-no">062</span><span id="line-62"> CompatibilityFactory.getInstance(MetricsAssertHelper.class);</span> |
| <span class="source-line-no">063</span><span id="line-63"></span> |
| <span class="source-line-no">064</span><span id="line-64"> private static SingleProcessHBaseCluster CLUSTER;</span> |
| <span class="source-line-no">065</span><span id="line-65"> private static HMaster MASTER;</span> |
| <span class="source-line-no">066</span><span id="line-66"> private static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">067</span><span id="line-67"> private static final int MSG_INTERVAL = 1000;</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> @Rule</span> |
| <span class="source-line-no">070</span><span id="line-70"> public TestName name = new TestName();</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 startCluster() throws Exception {</span> |
| <span class="source-line-no">074</span><span id="line-74"> LOG.info("Starting cluster");</span> |
| <span class="source-line-no">075</span><span id="line-75"> Configuration conf = TEST_UTIL.getConfiguration();</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> // Enable sanity check for coprocessor, so that region reopen fails on the RS</span> |
| <span class="source-line-no">078</span><span id="line-78"> conf.setBoolean(TableDescriptorChecker.TABLE_SANITY_CHECKS, true);</span> |
| <span class="source-line-no">079</span><span id="line-79"></span> |
| <span class="source-line-no">080</span><span id="line-80"> // set RIT stuck warning threshold to a small value</span> |
| <span class="source-line-no">081</span><span id="line-81"> conf.setInt(HConstants.METRICS_RIT_STUCK_WARNING_THRESHOLD, 20);</span> |
| <span class="source-line-no">082</span><span id="line-82"></span> |
| <span class="source-line-no">083</span><span id="line-83"> // set msgInterval to 1 second</span> |
| <span class="source-line-no">084</span><span id="line-84"> conf.setInt("hbase.regionserver.msginterval", MSG_INTERVAL);</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> // set tablesOnMaster to none</span> |
| <span class="source-line-no">087</span><span id="line-87"> conf.set("hbase.balancer.tablesOnMaster", "none");</span> |
| <span class="source-line-no">088</span><span id="line-88"></span> |
| <span class="source-line-no">089</span><span id="line-89"> // set client sync wait timeout to 5sec</span> |
| <span class="source-line-no">090</span><span id="line-90"> conf.setInt("hbase.client.sync.wait.timeout.msec", 5000);</span> |
| <span class="source-line-no">091</span><span id="line-91"> conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 1);</span> |
| <span class="source-line-no">092</span><span id="line-92"> conf.setInt(HConstants.HBASE_CLIENT_OPERATION_TIMEOUT, 2500);</span> |
| <span class="source-line-no">093</span><span id="line-93"> // set a small interval for updating rit metrics</span> |
| <span class="source-line-no">094</span><span id="line-94"> conf.setInt(AssignmentManager.RIT_CHORE_INTERVAL_MSEC_CONF_KEY, MSG_INTERVAL);</span> |
| <span class="source-line-no">095</span><span id="line-95"> // set a small assign attempts for avoiding assert when retrying. (HBASE-20533)</span> |
| <span class="source-line-no">096</span><span id="line-96"> conf.setInt(AssignmentManager.ASSIGN_MAX_ATTEMPTS, 3);</span> |
| <span class="source-line-no">097</span><span id="line-97"></span> |
| <span class="source-line-no">098</span><span id="line-98"> // keep rs online so it can report the failed opens.</span> |
| <span class="source-line-no">099</span><span id="line-99"> conf.setBoolean(CoprocessorHost.ABORT_ON_ERROR_KEY, false);</span> |
| <span class="source-line-no">100</span><span id="line-100"> TEST_UTIL.startMiniCluster(1);</span> |
| <span class="source-line-no">101</span><span id="line-101"> CLUSTER = TEST_UTIL.getHBaseCluster();</span> |
| <span class="source-line-no">102</span><span id="line-102"> MASTER = CLUSTER.getMaster();</span> |
| <span class="source-line-no">103</span><span id="line-103"> // Disable sanity check for coprocessor, so that modify table runs on the HMaster</span> |
| <span class="source-line-no">104</span><span id="line-104"> MASTER.getConfiguration().setBoolean(TableDescriptorChecker.TABLE_SANITY_CHECKS, false);</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 after() throws Exception {</span> |
| <span class="source-line-no">109</span><span id="line-109"> LOG.info("AFTER {} <= IS THIS NULL?", TEST_UTIL);</span> |
| <span class="source-line-no">110</span><span id="line-110"> TEST_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">111</span><span id="line-111"> }</span> |
| <span class="source-line-no">112</span><span id="line-112"></span> |
| <span class="source-line-no">113</span><span id="line-113"> @Test</span> |
| <span class="source-line-no">114</span><span id="line-114"> public void testRITAssignmentManagerMetrics() throws Exception {</span> |
| <span class="source-line-no">115</span><span id="line-115"> final TableName TABLENAME = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">116</span><span id="line-116"> final byte[] FAMILY = Bytes.toBytes("family");</span> |
| <span class="source-line-no">117</span><span id="line-117"> try (Table table = TEST_UTIL.createTable(TABLENAME, FAMILY)) {</span> |
| <span class="source-line-no">118</span><span id="line-118"> final byte[] row = Bytes.toBytes("row");</span> |
| <span class="source-line-no">119</span><span id="line-119"> final byte[] qualifier = Bytes.toBytes("qualifier");</span> |
| <span class="source-line-no">120</span><span id="line-120"> final byte[] value = Bytes.toBytes("value");</span> |
| <span class="source-line-no">121</span><span id="line-121"></span> |
| <span class="source-line-no">122</span><span id="line-122"> Put put = new Put(row);</span> |
| <span class="source-line-no">123</span><span id="line-123"> put.addColumn(FAMILY, qualifier, value);</span> |
| <span class="source-line-no">124</span><span id="line-124"> table.put(put);</span> |
| <span class="source-line-no">125</span><span id="line-125"></span> |
| <span class="source-line-no">126</span><span id="line-126"> // Sleep 3 seconds, wait for doMetrics chore catching up</span> |
| <span class="source-line-no">127</span><span id="line-127"> Thread.sleep(MSG_INTERVAL * 3);</span> |
| <span class="source-line-no">128</span><span id="line-128"></span> |
| <span class="source-line-no">129</span><span id="line-129"> // check the RIT is 0</span> |
| <span class="source-line-no">130</span><span id="line-130"> MetricsAssignmentManagerSource amSource =</span> |
| <span class="source-line-no">131</span><span id="line-131"> MASTER.getAssignmentManager().getAssignmentManagerMetrics().getMetricsProcSource();</span> |
| <span class="source-line-no">132</span><span id="line-132"></span> |
| <span class="source-line-no">133</span><span id="line-133"> METRICS_HELPER.assertGauge(MetricsAssignmentManagerSource.RIT_COUNT_NAME, 0, amSource);</span> |
| <span class="source-line-no">134</span><span id="line-134"> METRICS_HELPER.assertGauge(MetricsAssignmentManagerSource.RIT_COUNT_OVER_THRESHOLD_NAME, 0,</span> |
| <span class="source-line-no">135</span><span id="line-135"> amSource);</span> |
| <span class="source-line-no">136</span><span id="line-136"></span> |
| <span class="source-line-no">137</span><span id="line-137"> // alter table with a non-existing coprocessor</span> |
| <span class="source-line-no">138</span><span id="line-138"> TableDescriptor htd = TableDescriptorBuilder.newBuilder(TABLENAME)</span> |
| <span class="source-line-no">139</span><span id="line-139"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILY))</span> |
| <span class="source-line-no">140</span><span id="line-140"> .setCoprocessor(CoprocessorDescriptorBuilder.newBuilder("com.foo.FooRegionObserver")</span> |
| <span class="source-line-no">141</span><span id="line-141"> .setJarPath("hdfs:///foo.jar").setPriority(1001).setProperty("arg1", "1")</span> |
| <span class="source-line-no">142</span><span id="line-142"> .setProperty("arg2", "2").build())</span> |
| <span class="source-line-no">143</span><span id="line-143"> .build();</span> |
| <span class="source-line-no">144</span><span id="line-144"> try {</span> |
| <span class="source-line-no">145</span><span id="line-145"> TEST_UTIL.getAdmin().modifyTable(htd);</span> |
| <span class="source-line-no">146</span><span id="line-146"> fail("Expected region failed to open");</span> |
| <span class="source-line-no">147</span><span id="line-147"> } catch (IOException e) {</span> |
| <span class="source-line-no">148</span><span id="line-148"> // expected, the RS will crash and the assignment will spin forever waiting for a RS</span> |
| <span class="source-line-no">149</span><span id="line-149"> // to assign the region. the region will not go to FAILED_OPEN because in this case</span> |
| <span class="source-line-no">150</span><span id="line-150"> // we have just one RS and it will do one retry.</span> |
| <span class="source-line-no">151</span><span id="line-151"> LOG.info("Expected error", e);</span> |
| <span class="source-line-no">152</span><span id="line-152"> }</span> |
| <span class="source-line-no">153</span><span id="line-153"></span> |
| <span class="source-line-no">154</span><span id="line-154"> // Sleep 5 seconds, wait for doMetrics chore catching up</span> |
| <span class="source-line-no">155</span><span id="line-155"> // the rit count consists of rit and failed opens. see RegionInTransitionStat#update</span> |
| <span class="source-line-no">156</span><span id="line-156"> // Waiting for the completion of rit makes the assert stable.</span> |
| <span class="source-line-no">157</span><span id="line-157"> TEST_UTIL.waitUntilNoRegionsInTransition();</span> |
| <span class="source-line-no">158</span><span id="line-158"> Thread.sleep(MSG_INTERVAL * 5);</span> |
| <span class="source-line-no">159</span><span id="line-159"> METRICS_HELPER.assertGauge(MetricsAssignmentManagerSource.RIT_COUNT_NAME, 1, amSource);</span> |
| <span class="source-line-no">160</span><span id="line-160"> METRICS_HELPER.assertGauge(MetricsAssignmentManagerSource.RIT_COUNT_OVER_THRESHOLD_NAME, 1,</span> |
| <span class="source-line-no">161</span><span id="line-161"> amSource);</span> |
| <span class="source-line-no">162</span><span id="line-162"> METRICS_HELPER.assertCounter(</span> |
| <span class="source-line-no">163</span><span id="line-163"> MetricsAssignmentManagerSource.ASSIGN_METRIC_PREFIX + "SubmittedCount", 2, amSource);</span> |
| <span class="source-line-no">164</span><span id="line-164"> }</span> |
| <span class="source-line-no">165</span><span id="line-165"> }</span> |
| <span class="source-line-no">166</span><span id="line-166">}</span> |
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| </div> |
| </main> |
| </body> |
| </html> |
