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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.junit.Assert.assertEquals;</span>
<span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertNull;</span>
<span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertTrue;</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 com.codahale.metrics.Counter;</span>
<span class="source-line-no">025</span><span id="line-25">import com.codahale.metrics.RatioGauge;</span>
<span class="source-line-no">026</span><span id="line-26">import com.codahale.metrics.RatioGauge.Ratio;</span>
<span class="source-line-no">027</span><span id="line-27">import com.codahale.metrics.Timer;</span>
<span class="source-line-no">028</span><span id="line-28">import java.io.IOException;</span>
<span class="source-line-no">029</span><span id="line-29">import java.util.ArrayList;</span>
<span class="source-line-no">030</span><span id="line-30">import java.util.Arrays;</span>
<span class="source-line-no">031</span><span id="line-31">import java.util.List;</span>
<span class="source-line-no">032</span><span id="line-32">import java.util.Optional;</span>
<span class="source-line-no">033</span><span id="line-33">import java.util.concurrent.Executors;</span>
<span class="source-line-no">034</span><span id="line-34">import java.util.concurrent.ThreadPoolExecutor;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.conf.Configuration;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.HBaseClassTestRule;</span>
<span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.TableName;</span>
<span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.ipc.CallTimeoutException;</span>
<span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.ipc.RemoteWithExtrasException;</span>
<span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.security.User;</span>
<span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.testclassification.ClientTests;</span>
<span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.testclassification.MetricsTests;</span>
<span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.testclassification.SmallTests;</span>
<span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">045</span><span id="line-45">import org.junit.After;</span>
<span class="source-line-no">046</span><span id="line-46">import org.junit.Before;</span>
<span class="source-line-no">047</span><span id="line-47">import org.junit.ClassRule;</span>
<span class="source-line-no">048</span><span id="line-48">import org.junit.Test;</span>
<span class="source-line-no">049</span><span id="line-49">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">050</span><span id="line-50">import org.junit.runner.RunWith;</span>
<span class="source-line-no">051</span><span id="line-51">import org.junit.runners.Parameterized;</span>
<span class="source-line-no">052</span><span id="line-52">import org.junit.runners.Parameterized.Parameter;</span>
<span class="source-line-no">053</span><span id="line-53">import org.junit.runners.Parameterized.Parameters;</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.hbase.thirdparty.com.google.protobuf.ByteString;</span>
<span class="source-line-no">056</span><span id="line-56"></span>
<span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span>
<span class="source-line-no">058</span><span id="line-58">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;</span>
<span class="source-line-no">059</span><span id="line-59">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.ClientService;</span>
<span class="source-line-no">060</span><span id="line-60">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.GetRequest;</span>
<span class="source-line-no">061</span><span id="line-61">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MultiRequest;</span>
<span class="source-line-no">062</span><span id="line-62">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MutateRequest;</span>
<span class="source-line-no">063</span><span id="line-63">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MutationProto.MutationType;</span>
<span class="source-line-no">064</span><span id="line-64">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.ScanRequest;</span>
<span class="source-line-no">065</span><span id="line-65">import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier;</span>
<span class="source-line-no">066</span><span id="line-66">import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;</span>
<span class="source-line-no">067</span><span id="line-67"></span>
<span class="source-line-no">068</span><span id="line-68">@RunWith(Parameterized.class)</span>
<span class="source-line-no">069</span><span id="line-69">@Category({ ClientTests.class, MetricsTests.class, SmallTests.class })</span>
<span class="source-line-no">070</span><span id="line-70">public class TestMetricsConnection {</span>
<span class="source-line-no">071</span><span id="line-71"> @ClassRule</span>
<span class="source-line-no">072</span><span id="line-72"> public static final HBaseClassTestRule CLASS_RULE =</span>
<span class="source-line-no">073</span><span id="line-73"> HBaseClassTestRule.forClass(TestMetricsConnection.class);</span>
<span class="source-line-no">074</span><span id="line-74"></span>
<span class="source-line-no">075</span><span id="line-75"> private static final Configuration conf = new Configuration();</span>
<span class="source-line-no">076</span><span id="line-76"> private static MetricsConnection METRICS;</span>
<span class="source-line-no">077</span><span id="line-77"> private static final ThreadPoolExecutor BATCH_POOL =</span>
<span class="source-line-no">078</span><span id="line-78"> (ThreadPoolExecutor) Executors.newFixedThreadPool(2);</span>
<span class="source-line-no">079</span><span id="line-79"></span>
<span class="source-line-no">080</span><span id="line-80"> private static final String MOCK_CONN_STR = "mocked-connection";</span>
<span class="source-line-no">081</span><span id="line-81"></span>
<span class="source-line-no">082</span><span id="line-82"> @Parameter()</span>
<span class="source-line-no">083</span><span id="line-83"> public boolean tableMetricsEnabled;</span>
<span class="source-line-no">084</span><span id="line-84"></span>
<span class="source-line-no">085</span><span id="line-85"> @Parameters</span>
<span class="source-line-no">086</span><span id="line-86"> public static List&lt;Boolean&gt; params() {</span>
<span class="source-line-no">087</span><span id="line-87"> return Arrays.asList(false, true);</span>
<span class="source-line-no">088</span><span id="line-88"> }</span>
<span class="source-line-no">089</span><span id="line-89"></span>
<span class="source-line-no">090</span><span id="line-90"> @Before</span>
<span class="source-line-no">091</span><span id="line-91"> public void before() {</span>
<span class="source-line-no">092</span><span id="line-92"> conf.setBoolean(MetricsConnection.CLIENT_SIDE_TABLE_METRICS_ENABLED_KEY, tableMetricsEnabled);</span>
<span class="source-line-no">093</span><span id="line-93"> METRICS =</span>
<span class="source-line-no">094</span><span id="line-94"> MetricsConnection.getMetricsConnection(conf, MOCK_CONN_STR, () -&gt; BATCH_POOL, () -&gt; null);</span>
<span class="source-line-no">095</span><span id="line-95"> }</span>
<span class="source-line-no">096</span><span id="line-96"></span>
<span class="source-line-no">097</span><span id="line-97"> @After</span>
<span class="source-line-no">098</span><span id="line-98"> public void after() {</span>
<span class="source-line-no">099</span><span id="line-99"> MetricsConnection.deleteMetricsConnection(MOCK_CONN_STR);</span>
<span class="source-line-no">100</span><span id="line-100"> }</span>
<span class="source-line-no">101</span><span id="line-101"></span>
<span class="source-line-no">102</span><span id="line-102"> @Test</span>
<span class="source-line-no">103</span><span id="line-103"> public void testMetricsConnectionScope() throws IOException {</span>
<span class="source-line-no">104</span><span id="line-104"> Configuration conf = new Configuration();</span>
<span class="source-line-no">105</span><span id="line-105"> String clusterId = "foo";</span>
<span class="source-line-no">106</span><span id="line-106"> String scope = "testScope";</span>
<span class="source-line-no">107</span><span id="line-107"> conf.setBoolean(MetricsConnection.CLIENT_SIDE_METRICS_ENABLED_KEY, true);</span>
<span class="source-line-no">108</span><span id="line-108"></span>
<span class="source-line-no">109</span><span id="line-109"> AsyncConnectionImpl impl = new AsyncConnectionImpl(conf, null, "foo", null, User.getCurrent());</span>
<span class="source-line-no">110</span><span id="line-110"> Optional&lt;MetricsConnection&gt; metrics = impl.getConnectionMetrics();</span>
<span class="source-line-no">111</span><span id="line-111"> assertTrue("Metrics should be present", metrics.isPresent());</span>
<span class="source-line-no">112</span><span id="line-112"> assertEquals(clusterId + "@" + Integer.toHexString(impl.hashCode()),</span>
<span class="source-line-no">113</span><span id="line-113"> metrics.get().getMetricScope());</span>
<span class="source-line-no">114</span><span id="line-114"> conf.set(MetricsConnection.METRICS_SCOPE_KEY, scope);</span>
<span class="source-line-no">115</span><span id="line-115"> impl = new AsyncConnectionImpl(conf, null, "foo", null, User.getCurrent());</span>
<span class="source-line-no">116</span><span id="line-116"></span>
<span class="source-line-no">117</span><span id="line-117"> metrics = impl.getConnectionMetrics();</span>
<span class="source-line-no">118</span><span id="line-118"> assertTrue("Metrics should be present", metrics.isPresent());</span>
<span class="source-line-no">119</span><span id="line-119"> assertEquals(scope, metrics.get().getMetricScope());</span>
<span class="source-line-no">120</span><span id="line-120"> }</span>
<span class="source-line-no">121</span><span id="line-121"></span>
<span class="source-line-no">122</span><span id="line-122"> @Test</span>
<span class="source-line-no">123</span><span id="line-123"> public void testMetricsWithMultiConnections() throws IOException {</span>
<span class="source-line-no">124</span><span id="line-124"> Configuration conf = new Configuration();</span>
<span class="source-line-no">125</span><span id="line-125"> conf.setBoolean(MetricsConnection.CLIENT_SIDE_METRICS_ENABLED_KEY, true);</span>
<span class="source-line-no">126</span><span id="line-126"> conf.set(MetricsConnection.METRICS_SCOPE_KEY, "unit-test");</span>
<span class="source-line-no">127</span><span id="line-127"></span>
<span class="source-line-no">128</span><span id="line-128"> User user = User.getCurrent();</span>
<span class="source-line-no">129</span><span id="line-129"></span>
<span class="source-line-no">130</span><span id="line-130"> /* create multiple connections */</span>
<span class="source-line-no">131</span><span id="line-131"> final int num = 3;</span>
<span class="source-line-no">132</span><span id="line-132"> AsyncConnectionImpl impl;</span>
<span class="source-line-no">133</span><span id="line-133"> List&lt;AsyncConnectionImpl&gt; connList = new ArrayList&lt;AsyncConnectionImpl&gt;();</span>
<span class="source-line-no">134</span><span id="line-134"> for (int i = 0; i &lt; num; i++) {</span>
<span class="source-line-no">135</span><span id="line-135"> impl = new AsyncConnectionImpl(conf, null, null, null, user);</span>
<span class="source-line-no">136</span><span id="line-136"> connList.add(impl);</span>
<span class="source-line-no">137</span><span id="line-137"> }</span>
<span class="source-line-no">138</span><span id="line-138"></span>
<span class="source-line-no">139</span><span id="line-139"> /* verify metrics presence */</span>
<span class="source-line-no">140</span><span id="line-140"> impl = connList.get(0);</span>
<span class="source-line-no">141</span><span id="line-141"> Optional&lt;MetricsConnection&gt; metrics = impl.getConnectionMetrics();</span>
<span class="source-line-no">142</span><span id="line-142"> assertTrue("Metrics should be present", metrics.isPresent());</span>
<span class="source-line-no">143</span><span id="line-143"></span>
<span class="source-line-no">144</span><span id="line-144"> /* verify connection count in a shared metrics */</span>
<span class="source-line-no">145</span><span id="line-145"> long count = metrics.get().getConnectionCount();</span>
<span class="source-line-no">146</span><span id="line-146"> assertEquals("Failed to verify connection count." + count, count, num);</span>
<span class="source-line-no">147</span><span id="line-147"></span>
<span class="source-line-no">148</span><span id="line-148"> /* close some connections */</span>
<span class="source-line-no">149</span><span id="line-149"> for (int i = 0; i &lt; num - 1; i++) {</span>
<span class="source-line-no">150</span><span id="line-150"> connList.get(i).close();</span>
<span class="source-line-no">151</span><span id="line-151"> }</span>
<span class="source-line-no">152</span><span id="line-152"></span>
<span class="source-line-no">153</span><span id="line-153"> /* verify metrics presence again */</span>
<span class="source-line-no">154</span><span id="line-154"> impl = connList.get(num - 1);</span>
<span class="source-line-no">155</span><span id="line-155"> metrics = impl.getConnectionMetrics();</span>
<span class="source-line-no">156</span><span id="line-156"> assertTrue("Metrics should be present after some of connections are closed.",</span>
<span class="source-line-no">157</span><span id="line-157"> metrics.isPresent());</span>
<span class="source-line-no">158</span><span id="line-158"></span>
<span class="source-line-no">159</span><span id="line-159"> /* verify count of remaining connections */</span>
<span class="source-line-no">160</span><span id="line-160"> count = metrics.get().getConnectionCount();</span>
<span class="source-line-no">161</span><span id="line-161"> assertEquals("Connection count suppose to be 1 but got: " + count, count, 1);</span>
<span class="source-line-no">162</span><span id="line-162"></span>
<span class="source-line-no">163</span><span id="line-163"> /* shutdown */</span>
<span class="source-line-no">164</span><span id="line-164"> impl.close();</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>
<span class="source-line-no">167</span><span id="line-167"> @Test</span>
<span class="source-line-no">168</span><span id="line-168"> public void testStaticMetrics() throws IOException {</span>
<span class="source-line-no">169</span><span id="line-169"> final byte[] foo = Bytes.toBytes("foo");</span>
<span class="source-line-no">170</span><span id="line-170"> String table = "TableX";</span>
<span class="source-line-no">171</span><span id="line-171"> final RegionSpecifier region = RegionSpecifier.newBuilder()</span>
<span class="source-line-no">172</span><span id="line-172"> .setValue(ByteString.copyFromUtf8(table)).setType(RegionSpecifierType.REGION_NAME).build();</span>
<span class="source-line-no">173</span><span id="line-173"> final int loop = 5;</span>
<span class="source-line-no">174</span><span id="line-174"></span>
<span class="source-line-no">175</span><span id="line-175"> for (int i = 0; i &lt; loop; i++) {</span>
<span class="source-line-no">176</span><span id="line-176"> METRICS.updateRpc(ClientService.getDescriptor().findMethodByName("Get"),</span>
<span class="source-line-no">177</span><span id="line-177"> TableName.valueOf(table),</span>
<span class="source-line-no">178</span><span id="line-178"> GetRequest.newBuilder().setRegion(region).setGet(ProtobufUtil.toGet(new Get(foo))).build(),</span>
<span class="source-line-no">179</span><span id="line-179"> MetricsConnection.newCallStats(), null);</span>
<span class="source-line-no">180</span><span id="line-180"> METRICS.updateRpc(ClientService.getDescriptor().findMethodByName("Scan"),</span>
<span class="source-line-no">181</span><span id="line-181"> TableName.valueOf(table),</span>
<span class="source-line-no">182</span><span id="line-182"> ScanRequest.newBuilder().setRegion(region)</span>
<span class="source-line-no">183</span><span id="line-183"> .setScan(ProtobufUtil.toScan(new Scan(new Get(foo)))).build(),</span>
<span class="source-line-no">184</span><span id="line-184"> MetricsConnection.newCallStats(),</span>
<span class="source-line-no">185</span><span id="line-185"> new RemoteWithExtrasException("java.io.IOException", null, false, false));</span>
<span class="source-line-no">186</span><span id="line-186"> METRICS.updateRpc(ClientService.getDescriptor().findMethodByName("Multi"),</span>
<span class="source-line-no">187</span><span id="line-187"> TableName.valueOf(table),</span>
<span class="source-line-no">188</span><span id="line-188"> MultiRequest.newBuilder()</span>
<span class="source-line-no">189</span><span id="line-189"> .addRegionAction(ClientProtos.RegionAction.newBuilder()</span>
<span class="source-line-no">190</span><span id="line-190"> .addAction(</span>
<span class="source-line-no">191</span><span id="line-191"> ClientProtos.Action.newBuilder().setGet(ProtobufUtil.toGet(new Get(foo))).build())</span>
<span class="source-line-no">192</span><span id="line-192"> .setRegion(region).build())</span>
<span class="source-line-no">193</span><span id="line-193"> .build(),</span>
<span class="source-line-no">194</span><span id="line-194"> MetricsConnection.newCallStats(),</span>
<span class="source-line-no">195</span><span id="line-195"> new CallTimeoutException("test with CallTimeoutException"));</span>
<span class="source-line-no">196</span><span id="line-196"> METRICS.updateRpc(ClientService.getDescriptor().findMethodByName("Mutate"),</span>
<span class="source-line-no">197</span><span id="line-197"> TableName.valueOf(table),</span>
<span class="source-line-no">198</span><span id="line-198"> MutateRequest.newBuilder()</span>
<span class="source-line-no">199</span><span id="line-199"> .setMutation(ProtobufUtil.toMutation(MutationType.APPEND, new Append(foo)))</span>
<span class="source-line-no">200</span><span id="line-200"> .setRegion(region).build(),</span>
<span class="source-line-no">201</span><span id="line-201"> MetricsConnection.newCallStats(), null);</span>
<span class="source-line-no">202</span><span id="line-202"> METRICS.updateRpc(ClientService.getDescriptor().findMethodByName("Mutate"),</span>
<span class="source-line-no">203</span><span id="line-203"> TableName.valueOf(table),</span>
<span class="source-line-no">204</span><span id="line-204"> MutateRequest.newBuilder()</span>
<span class="source-line-no">205</span><span id="line-205"> .setMutation(ProtobufUtil.toMutation(MutationType.DELETE, new Delete(foo)))</span>
<span class="source-line-no">206</span><span id="line-206"> .setRegion(region).build(),</span>
<span class="source-line-no">207</span><span id="line-207"> MetricsConnection.newCallStats(), null);</span>
<span class="source-line-no">208</span><span id="line-208"> METRICS.updateRpc(ClientService.getDescriptor().findMethodByName("Mutate"),</span>
<span class="source-line-no">209</span><span id="line-209"> TableName.valueOf(table),</span>
<span class="source-line-no">210</span><span id="line-210"> MutateRequest.newBuilder()</span>
<span class="source-line-no">211</span><span id="line-211"> .setMutation(ProtobufUtil.toMutation(MutationType.INCREMENT, new Increment(foo)))</span>
<span class="source-line-no">212</span><span id="line-212"> .setRegion(region).build(),</span>
<span class="source-line-no">213</span><span id="line-213"> MetricsConnection.newCallStats(), null);</span>
<span class="source-line-no">214</span><span id="line-214"> METRICS.updateRpc(ClientService.getDescriptor().findMethodByName("Mutate"),</span>
<span class="source-line-no">215</span><span id="line-215"> TableName.valueOf(table),</span>
<span class="source-line-no">216</span><span id="line-216"> MutateRequest.newBuilder()</span>
<span class="source-line-no">217</span><span id="line-217"> .setMutation(ProtobufUtil.toMutation(MutationType.PUT, new Put(foo))).setRegion(region)</span>
<span class="source-line-no">218</span><span id="line-218"> .build(),</span>
<span class="source-line-no">219</span><span id="line-219"> MetricsConnection.newCallStats(),</span>
<span class="source-line-no">220</span><span id="line-220"> new CallTimeoutException("test with CallTimeoutException"));</span>
<span class="source-line-no">221</span><span id="line-221"> }</span>
<span class="source-line-no">222</span><span id="line-222"></span>
<span class="source-line-no">223</span><span id="line-223"> testRpcCallMetrics(table, loop);</span>
<span class="source-line-no">224</span><span id="line-224"></span>
<span class="source-line-no">225</span><span id="line-225"> String metricKey;</span>
<span class="source-line-no">226</span><span id="line-226"> long metricVal;</span>
<span class="source-line-no">227</span><span id="line-227"> Counter counter;</span>
<span class="source-line-no">228</span><span id="line-228"></span>
<span class="source-line-no">229</span><span id="line-229"> // remote exception</span>
<span class="source-line-no">230</span><span id="line-230"> metricKey = "rpcRemoteExceptions_IOException";</span>
<span class="source-line-no">231</span><span id="line-231"> counter = METRICS.getRpcCounters().get(metricKey);</span>
<span class="source-line-no">232</span><span id="line-232"> metricVal = (counter != null) ? counter.getCount() : 0;</span>
<span class="source-line-no">233</span><span id="line-233"> assertEquals("metric: " + metricKey + " val: " + metricVal, metricVal, loop);</span>
<span class="source-line-no">234</span><span id="line-234"></span>
<span class="source-line-no">235</span><span id="line-235"> // local exception</span>
<span class="source-line-no">236</span><span id="line-236"> metricKey = "rpcLocalExceptions_CallTimeoutException";</span>
<span class="source-line-no">237</span><span id="line-237"> counter = METRICS.getRpcCounters().get(metricKey);</span>
<span class="source-line-no">238</span><span id="line-238"> metricVal = (counter != null) ? counter.getCount() : 0;</span>
<span class="source-line-no">239</span><span id="line-239"> assertEquals("metric: " + metricKey + " val: " + metricVal, metricVal, loop * 2);</span>
<span class="source-line-no">240</span><span id="line-240"></span>
<span class="source-line-no">241</span><span id="line-241"> // total exception</span>
<span class="source-line-no">242</span><span id="line-242"> metricKey = "rpcTotalExceptions";</span>
<span class="source-line-no">243</span><span id="line-243"> counter = METRICS.getRpcCounters().get(metricKey);</span>
<span class="source-line-no">244</span><span id="line-244"> metricVal = (counter != null) ? counter.getCount() : 0;</span>
<span class="source-line-no">245</span><span id="line-245"> assertEquals("metric: " + metricKey + " val: " + metricVal, metricVal, loop * 3);</span>
<span class="source-line-no">246</span><span id="line-246"></span>
<span class="source-line-no">247</span><span id="line-247"> testRpcCallTableMetrics(table, loop);</span>
<span class="source-line-no">248</span><span id="line-248"></span>
<span class="source-line-no">249</span><span id="line-249"> for (MetricsConnection.CallTracker t : new MetricsConnection.CallTracker[] {</span>
<span class="source-line-no">250</span><span id="line-250"> METRICS.getGetTracker(), METRICS.getScanTracker(), METRICS.getMultiTracker(),</span>
<span class="source-line-no">251</span><span id="line-251"> METRICS.getAppendTracker(), METRICS.getDeleteTracker(), METRICS.getIncrementTracker(),</span>
<span class="source-line-no">252</span><span id="line-252"> METRICS.getPutTracker() }) {</span>
<span class="source-line-no">253</span><span id="line-253"> assertEquals("Failed to invoke callTimer on " + t, loop, t.callTimer.getCount());</span>
<span class="source-line-no">254</span><span id="line-254"> assertEquals("Failed to invoke reqHist on " + t, loop, t.reqHist.getCount());</span>
<span class="source-line-no">255</span><span id="line-255"> assertEquals("Failed to invoke respHist on " + t, loop, t.respHist.getCount());</span>
<span class="source-line-no">256</span><span id="line-256"> }</span>
<span class="source-line-no">257</span><span id="line-257"> RatioGauge executorMetrics =</span>
<span class="source-line-no">258</span><span id="line-258"> (RatioGauge) METRICS.getMetricRegistry().getMetrics().get(METRICS.getExecutorPoolName());</span>
<span class="source-line-no">259</span><span id="line-259"> RatioGauge metaMetrics =</span>
<span class="source-line-no">260</span><span id="line-260"> (RatioGauge) METRICS.getMetricRegistry().getMetrics().get(METRICS.getMetaPoolName());</span>
<span class="source-line-no">261</span><span id="line-261"> assertEquals(Ratio.of(0, 3).getValue(), executorMetrics.getValue(), 0);</span>
<span class="source-line-no">262</span><span id="line-262"> assertEquals(Double.NaN, metaMetrics.getValue(), 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"></span>
<span class="source-line-no">265</span><span id="line-265"> private void testRpcCallTableMetrics(String table, int expectedVal) {</span>
<span class="source-line-no">266</span><span id="line-266"> String metricKey;</span>
<span class="source-line-no">267</span><span id="line-267"> Timer timer;</span>
<span class="source-line-no">268</span><span id="line-268"> String numOpsSuffix = "_num_ops";</span>
<span class="source-line-no">269</span><span id="line-269"> String p95Suffix = "_95th_percentile";</span>
<span class="source-line-no">270</span><span id="line-270"> String p99Suffix = "_99th_percentile";</span>
<span class="source-line-no">271</span><span id="line-271"> String service = ClientService.getDescriptor().getName();</span>
<span class="source-line-no">272</span><span id="line-272"> for (String m : new String[] { "Get", "Scan", "Multi" }) {</span>
<span class="source-line-no">273</span><span id="line-273"> metricKey = "rpcCallDurationMs_" + service + "_" + m + "_" + table;</span>
<span class="source-line-no">274</span><span id="line-274"> timer = METRICS.getRpcTimers().get(metricKey);</span>
<span class="source-line-no">275</span><span id="line-275"> if (tableMetricsEnabled) {</span>
<span class="source-line-no">276</span><span id="line-276"> long numOps = timer.getCount();</span>
<span class="source-line-no">277</span><span id="line-277"> double p95 = timer.getSnapshot().get95thPercentile();</span>
<span class="source-line-no">278</span><span id="line-278"> double p99 = timer.getSnapshot().get99thPercentile();</span>
<span class="source-line-no">279</span><span id="line-279"> assertEquals("metric: " + metricKey + numOpsSuffix + " val: " + numOps, expectedVal,</span>
<span class="source-line-no">280</span><span id="line-280"> numOps);</span>
<span class="source-line-no">281</span><span id="line-281"> assertTrue("metric: " + metricKey + p95Suffix + " val: " + p95, p95 &gt;= 0);</span>
<span class="source-line-no">282</span><span id="line-282"> assertTrue("metric: " + metricKey + p99Suffix + " val: " + p99, p99 &gt;= 0);</span>
<span class="source-line-no">283</span><span id="line-283"> } else {</span>
<span class="source-line-no">284</span><span id="line-284"> assertNull(timer);</span>
<span class="source-line-no">285</span><span id="line-285"> }</span>
<span class="source-line-no">286</span><span id="line-286"> }</span>
<span class="source-line-no">287</span><span id="line-287"></span>
<span class="source-line-no">288</span><span id="line-288"> // Distinguish mutate types for mutate method.</span>
<span class="source-line-no">289</span><span id="line-289"> String mutateMethod = "Mutate";</span>
<span class="source-line-no">290</span><span id="line-290"> for (String mutationType : new String[] { "Append", "Delete", "Increment", "Put" }) {</span>
<span class="source-line-no">291</span><span id="line-291"> metricKey = "rpcCallDurationMs_" + service + "_" + mutateMethod + "(" + mutationType + ")"</span>
<span class="source-line-no">292</span><span id="line-292"> + "_" + table;</span>
<span class="source-line-no">293</span><span id="line-293"> timer = METRICS.getRpcTimers().get(metricKey);</span>
<span class="source-line-no">294</span><span id="line-294"> if (tableMetricsEnabled) {</span>
<span class="source-line-no">295</span><span id="line-295"> long numOps = timer.getCount();</span>
<span class="source-line-no">296</span><span id="line-296"> double p95 = timer.getSnapshot().get95thPercentile();</span>
<span class="source-line-no">297</span><span id="line-297"> double p99 = timer.getSnapshot().get99thPercentile();</span>
<span class="source-line-no">298</span><span id="line-298"> assertEquals("metric: " + metricKey + numOpsSuffix + " val: " + numOps, expectedVal,</span>
<span class="source-line-no">299</span><span id="line-299"> numOps);</span>
<span class="source-line-no">300</span><span id="line-300"> assertTrue("metric: " + metricKey + p95Suffix + " val: " + p95, p95 &gt;= 0);</span>
<span class="source-line-no">301</span><span id="line-301"> assertTrue("metric: " + metricKey + p99Suffix + " val: " + p99, p99 &gt;= 0);</span>
<span class="source-line-no">302</span><span id="line-302"> } else {</span>
<span class="source-line-no">303</span><span id="line-303"> assertNull(timer);</span>
<span class="source-line-no">304</span><span id="line-304"> }</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 testRpcCallMetrics(String table, int expectedVal) {</span>
<span class="source-line-no">309</span><span id="line-309"> final String rpcCountPrefix = "rpcCount_" + ClientService.getDescriptor().getName() + "_";</span>
<span class="source-line-no">310</span><span id="line-310"> final String rpcFailureCountPrefix =</span>
<span class="source-line-no">311</span><span id="line-311"> "rpcFailureCount_" + ClientService.getDescriptor().getName() + "_";</span>
<span class="source-line-no">312</span><span id="line-312"> String metricKey;</span>
<span class="source-line-no">313</span><span id="line-313"> long metricVal;</span>
<span class="source-line-no">314</span><span id="line-314"> Counter counter;</span>
<span class="source-line-no">315</span><span id="line-315"></span>
<span class="source-line-no">316</span><span id="line-316"> for (String method : new String[] { "Get", "Scan", "Multi" }) {</span>
<span class="source-line-no">317</span><span id="line-317"> // rpc call count</span>
<span class="source-line-no">318</span><span id="line-318"> metricKey = rpcCountPrefix + method;</span>
<span class="source-line-no">319</span><span id="line-319"> metricVal = METRICS.getRpcCounters().get(metricKey).getCount();</span>
<span class="source-line-no">320</span><span id="line-320"> assertEquals("metric: " + metricKey + " val: " + metricVal, metricVal, expectedVal);</span>
<span class="source-line-no">321</span><span id="line-321"></span>
<span class="source-line-no">322</span><span id="line-322"> // rpc failure call</span>
<span class="source-line-no">323</span><span id="line-323"> metricKey = tableMetricsEnabled</span>
<span class="source-line-no">324</span><span id="line-324"> ? rpcFailureCountPrefix + method + "_" + table</span>
<span class="source-line-no">325</span><span id="line-325"> : rpcFailureCountPrefix + method;</span>
<span class="source-line-no">326</span><span id="line-326"> counter = METRICS.getRpcCounters().get(metricKey);</span>
<span class="source-line-no">327</span><span id="line-327"> metricVal = (counter != null) ? counter.getCount() : 0;</span>
<span class="source-line-no">328</span><span id="line-328"> if (method.equals("Get")) {</span>
<span class="source-line-no">329</span><span id="line-329"> // no failure</span>
<span class="source-line-no">330</span><span id="line-330"> assertEquals("metric: " + metricKey + " val: " + metricVal, 0, metricVal);</span>
<span class="source-line-no">331</span><span id="line-331"> } else {</span>
<span class="source-line-no">332</span><span id="line-332"> // has failure</span>
<span class="source-line-no">333</span><span id="line-333"> assertEquals("metric: " + metricKey + " val: " + metricVal, metricVal, expectedVal);</span>
<span class="source-line-no">334</span><span id="line-334"> }</span>
<span class="source-line-no">335</span><span id="line-335"> }</span>
<span class="source-line-no">336</span><span id="line-336"></span>
<span class="source-line-no">337</span><span id="line-337"> String method = "Mutate";</span>
<span class="source-line-no">338</span><span id="line-338"> for (String mutationType : new String[] { "Append", "Delete", "Increment", "Put" }) {</span>
<span class="source-line-no">339</span><span id="line-339"> // rpc call count</span>
<span class="source-line-no">340</span><span id="line-340"> metricKey = rpcCountPrefix + method + "(" + mutationType + ")";</span>
<span class="source-line-no">341</span><span id="line-341"> metricVal = METRICS.getRpcCounters().get(metricKey).getCount();</span>
<span class="source-line-no">342</span><span id="line-342"> assertEquals("metric: " + metricKey + " val: " + metricVal, metricVal, expectedVal);</span>
<span class="source-line-no">343</span><span id="line-343"></span>
<span class="source-line-no">344</span><span id="line-344"> // rpc failure call</span>
<span class="source-line-no">345</span><span id="line-345"> metricKey = tableMetricsEnabled</span>
<span class="source-line-no">346</span><span id="line-346"> ? rpcFailureCountPrefix + method + "(" + mutationType + ")" + "_" + table</span>
<span class="source-line-no">347</span><span id="line-347"> : rpcFailureCountPrefix + method + "(" + mutationType + ")";</span>
<span class="source-line-no">348</span><span id="line-348"> counter = METRICS.getRpcCounters().get(metricKey);</span>
<span class="source-line-no">349</span><span id="line-349"> metricVal = (counter != null) ? counter.getCount() : 0;</span>
<span class="source-line-no">350</span><span id="line-350"> if (mutationType.equals("Put")) {</span>
<span class="source-line-no">351</span><span id="line-351"> // has failure</span>
<span class="source-line-no">352</span><span id="line-352"> assertEquals("metric: " + metricKey + " val: " + metricVal, metricVal, expectedVal);</span>
<span class="source-line-no">353</span><span id="line-353"> } else {</span>
<span class="source-line-no">354</span><span id="line-354"> // no failure</span>
<span class="source-line-no">355</span><span id="line-355"> assertEquals("metric: " + metricKey + " val: " + metricVal, 0, metricVal);</span>
<span class="source-line-no">356</span><span id="line-356"> }</span>
<span class="source-line-no">357</span><span id="line-357"> }</span>
<span class="source-line-no">358</span><span id="line-358"> }</span>
<span class="source-line-no">359</span><span id="line-359">}</span>
</pre>
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