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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.assertEquals;</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 java.util.HashMap;</span>
<span class="source-line-no">024</span><span id="line-24">import java.util.List;</span>
<span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.conf.Configuration;</span>
<span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HBaseClassTestRule;</span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.HBaseTestingUtil;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.ServerName;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.SingleProcessHBaseCluster;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.StartTestingClusterOption;</span>
<span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.replication.ReplicationLoadSource;</span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;</span>
<span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.testclassification.MasterTests;</span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.testclassification.MediumTests;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.util.Pair;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.zookeeper.KeeperException;</span>
<span class="source-line-no">037</span><span id="line-37">import org.junit.AfterClass;</span>
<span class="source-line-no">038</span><span id="line-38">import org.junit.BeforeClass;</span>
<span class="source-line-no">039</span><span id="line-39">import org.junit.ClassRule;</span>
<span class="source-line-no">040</span><span id="line-40">import org.junit.Test;</span>
<span class="source-line-no">041</span><span id="line-41">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">042</span><span id="line-42">import org.slf4j.Logger;</span>
<span class="source-line-no">043</span><span id="line-43">import org.slf4j.LoggerFactory;</span>
<span class="source-line-no">044</span><span id="line-44"></span>
<span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span>
<span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;</span>
<span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos;</span>
<span class="source-line-no">048</span><span id="line-48"></span>
<span class="source-line-no">049</span><span id="line-49">@Category({ MasterTests.class, MediumTests.class })</span>
<span class="source-line-no">050</span><span id="line-50">public class TestGetReplicationLoad {</span>
<span class="source-line-no">051</span><span id="line-51"> @ClassRule</span>
<span class="source-line-no">052</span><span id="line-52"> public static final HBaseClassTestRule CLASS_RULE =</span>
<span class="source-line-no">053</span><span id="line-53"> HBaseClassTestRule.forClass(TestGetReplicationLoad.class);</span>
<span class="source-line-no">054</span><span id="line-54"></span>
<span class="source-line-no">055</span><span id="line-55"> private static final Logger LOG = LoggerFactory.getLogger(TestGetReplicationLoad.class);</span>
<span class="source-line-no">056</span><span id="line-56"></span>
<span class="source-line-no">057</span><span id="line-57"> private static SingleProcessHBaseCluster cluster;</span>
<span class="source-line-no">058</span><span id="line-58"> private static HMaster master;</span>
<span class="source-line-no">059</span><span id="line-59"> private static HBaseTestingUtil TEST_UTIL;</span>
<span class="source-line-no">060</span><span id="line-60"></span>
<span class="source-line-no">061</span><span id="line-61"> public static class MyMaster extends HMaster {</span>
<span class="source-line-no">062</span><span id="line-62"> public MyMaster(Configuration conf) throws IOException, KeeperException, InterruptedException {</span>
<span class="source-line-no">063</span><span id="line-63"> super(conf);</span>
<span class="source-line-no">064</span><span id="line-64"> }</span>
<span class="source-line-no">065</span><span id="line-65"> }</span>
<span class="source-line-no">066</span><span id="line-66"></span>
<span class="source-line-no">067</span><span id="line-67"> @BeforeClass</span>
<span class="source-line-no">068</span><span id="line-68"> public static void startCluster() throws Exception {</span>
<span class="source-line-no">069</span><span id="line-69"> LOG.info("Starting cluster");</span>
<span class="source-line-no">070</span><span id="line-70"> TEST_UTIL = new HBaseTestingUtil();</span>
<span class="source-line-no">071</span><span id="line-71"> // Set master class and use default values for other options.</span>
<span class="source-line-no">072</span><span id="line-72"> StartTestingClusterOption option =</span>
<span class="source-line-no">073</span><span id="line-73"> StartTestingClusterOption.builder().masterClass(TestMasterMetrics.MyMaster.class).build();</span>
<span class="source-line-no">074</span><span id="line-74"> TEST_UTIL.startMiniCluster(option);</span>
<span class="source-line-no">075</span><span id="line-75"> cluster = TEST_UTIL.getHBaseCluster();</span>
<span class="source-line-no">076</span><span id="line-76"> LOG.info("Waiting for active/ready master");</span>
<span class="source-line-no">077</span><span id="line-77"> cluster.waitForActiveAndReadyMaster();</span>
<span class="source-line-no">078</span><span id="line-78"> master = cluster.getMaster();</span>
<span class="source-line-no">079</span><span id="line-79"> }</span>
<span class="source-line-no">080</span><span id="line-80"></span>
<span class="source-line-no">081</span><span id="line-81"> @AfterClass</span>
<span class="source-line-no">082</span><span id="line-82"> public static void after() throws Exception {</span>
<span class="source-line-no">083</span><span id="line-83"> if (TEST_UTIL != null) {</span>
<span class="source-line-no">084</span><span id="line-84"> TEST_UTIL.shutdownMiniCluster();</span>
<span class="source-line-no">085</span><span id="line-85"> }</span>
<span class="source-line-no">086</span><span id="line-86"> }</span>
<span class="source-line-no">087</span><span id="line-87"></span>
<span class="source-line-no">088</span><span id="line-88"> @Test</span>
<span class="source-line-no">089</span><span id="line-89"> public void testGetReplicationMetrics() throws Exception {</span>
<span class="source-line-no">090</span><span id="line-90"> String peer1 = "test1", peer2 = "test2", queueId = "1";</span>
<span class="source-line-no">091</span><span id="line-91"> long ageOfLastShippedOp = 2, replicationLag = 3, timeStampOfLastShippedOp = 4,</span>
<span class="source-line-no">092</span><span id="line-92"> timeStampOfNextToReplicate = 5, editsRead = 6, oPsShipped = 7;</span>
<span class="source-line-no">093</span><span id="line-93"> int sizeOfLogQueue = 8;</span>
<span class="source-line-no">094</span><span id="line-94"> boolean recovered = false, running = false, editsSinceRestart = false;</span>
<span class="source-line-no">095</span><span id="line-95"> RegionServerStatusProtos.RegionServerReportRequest.Builder request =</span>
<span class="source-line-no">096</span><span id="line-96"> RegionServerStatusProtos.RegionServerReportRequest.newBuilder();</span>
<span class="source-line-no">097</span><span id="line-97"> ServerName serverName = cluster.getMaster(0).getServerName();</span>
<span class="source-line-no">098</span><span id="line-98"> request.setServer(ProtobufUtil.toServerName(serverName));</span>
<span class="source-line-no">099</span><span id="line-99"> ClusterStatusProtos.ReplicationLoadSource rload1 = ClusterStatusProtos.ReplicationLoadSource</span>
<span class="source-line-no">100</span><span id="line-100"> .newBuilder().setPeerID(peer1).setAgeOfLastShippedOp(ageOfLastShippedOp)</span>
<span class="source-line-no">101</span><span id="line-101"> .setReplicationLag(replicationLag).setTimeStampOfLastShippedOp(timeStampOfLastShippedOp)</span>
<span class="source-line-no">102</span><span id="line-102"> .setSizeOfLogQueue(sizeOfLogQueue).setTimeStampOfNextToReplicate(timeStampOfNextToReplicate)</span>
<span class="source-line-no">103</span><span id="line-103"> .setQueueId(queueId).setEditsRead(editsRead).setOPsShipped(oPsShipped).setRunning(running)</span>
<span class="source-line-no">104</span><span id="line-104"> .setRecovered(recovered).setEditsSinceRestart(editsSinceRestart).build();</span>
<span class="source-line-no">105</span><span id="line-105"> ClusterStatusProtos.ReplicationLoadSource rload2 =</span>
<span class="source-line-no">106</span><span id="line-106"> ClusterStatusProtos.ReplicationLoadSource.newBuilder().setPeerID(peer2)</span>
<span class="source-line-no">107</span><span id="line-107"> .setAgeOfLastShippedOp(ageOfLastShippedOp + 1).setReplicationLag(replicationLag + 1)</span>
<span class="source-line-no">108</span><span id="line-108"> .setTimeStampOfLastShippedOp(timeStampOfLastShippedOp + 1)</span>
<span class="source-line-no">109</span><span id="line-109"> .setSizeOfLogQueue(sizeOfLogQueue + 1)</span>
<span class="source-line-no">110</span><span id="line-110"> .setTimeStampOfNextToReplicate(timeStampOfNextToReplicate + 1).setQueueId(queueId)</span>
<span class="source-line-no">111</span><span id="line-111"> .setEditsRead(editsRead + 1).setOPsShipped(oPsShipped + 1).setRunning(running)</span>
<span class="source-line-no">112</span><span id="line-112"> .setRecovered(recovered).setEditsSinceRestart(editsSinceRestart).build();</span>
<span class="source-line-no">113</span><span id="line-113"></span>
<span class="source-line-no">114</span><span id="line-114"> ClusterStatusProtos.ServerLoad sl = ClusterStatusProtos.ServerLoad.newBuilder()</span>
<span class="source-line-no">115</span><span id="line-115"> .addReplLoadSource(rload1).addReplLoadSource(rload2).build();</span>
<span class="source-line-no">116</span><span id="line-116"> request.setLoad(sl);</span>
<span class="source-line-no">117</span><span id="line-117"> master.getReplicationPeerManager().addPeer(peer1,</span>
<span class="source-line-no">118</span><span id="line-118"> ReplicationPeerConfig.newBuilder().setClusterKey("test").build(), true);</span>
<span class="source-line-no">119</span><span id="line-119"> master.getReplicationPeerManager().addPeer(peer2,</span>
<span class="source-line-no">120</span><span id="line-120"> ReplicationPeerConfig.newBuilder().setClusterKey("test").build(), true);</span>
<span class="source-line-no">121</span><span id="line-121"> master.getMasterRpcServices().regionServerReport(null, request.build());</span>
<span class="source-line-no">122</span><span id="line-122"> HashMap&lt;String, List&lt;Pair&lt;ServerName, ReplicationLoadSource&gt;&gt;&gt; replicationLoad =</span>
<span class="source-line-no">123</span><span id="line-123"> master.getReplicationLoad(new ServerName[] { serverName });</span>
<span class="source-line-no">124</span><span id="line-124"> assertEquals("peer size ", 2, replicationLoad.size());</span>
<span class="source-line-no">125</span><span id="line-125"> assertEquals("load size ", 1, replicationLoad.get(peer1).size());</span>
<span class="source-line-no">126</span><span id="line-126"> assertEquals("log queue size of peer1", sizeOfLogQueue,</span>
<span class="source-line-no">127</span><span id="line-127"> replicationLoad.get(peer1).get(0).getSecond().getSizeOfLogQueue());</span>
<span class="source-line-no">128</span><span id="line-128"> assertEquals("replication lag of peer2", replicationLag + 1,</span>
<span class="source-line-no">129</span><span id="line-129"> replicationLoad.get(peer2).get(0).getSecond().getReplicationLag());</span>
<span class="source-line-no">130</span><span id="line-130"> master.stopMaster();</span>
<span class="source-line-no">131</span><span id="line-131"> }</span>
<span class="source-line-no">132</span><span id="line-132">}</span>
</pre>
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