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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.replication;</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.assertFalse;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">022</span><span id="line-22"></span> |
| <span class="source-line-no">023</span><span id="line-23">import java.io.IOException;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.ArrayList;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.List;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.stream.Collectors;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.master.MasterFileSystem;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.master.ServerManager;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.testclassification.LargeTests;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.testclassification.ReplicationTests;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.util.JVMClusterUtil;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.junit.ClassRule;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.junit.Test;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.slf4j.Logger;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">040</span><span id="line-40"></span> |
| <span class="source-line-no">041</span><span id="line-41">@Category({ ReplicationTests.class, LargeTests.class })</span> |
| <span class="source-line-no">042</span><span id="line-42">public class TestSyncReplicationStandbyKillRS extends SyncReplicationTestBase {</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44"> private static final Logger LOG = LoggerFactory.getLogger(TestSyncReplicationStandbyKillRS.class);</span> |
| <span class="source-line-no">045</span><span id="line-45"></span> |
| <span class="source-line-no">046</span><span id="line-46"> private final long SLEEP_TIME = 1000;</span> |
| <span class="source-line-no">047</span><span id="line-47"></span> |
| <span class="source-line-no">048</span><span id="line-48"> private final int COUNT = 1000;</span> |
| <span class="source-line-no">049</span><span id="line-49"></span> |
| <span class="source-line-no">050</span><span id="line-50"> @ClassRule</span> |
| <span class="source-line-no">051</span><span id="line-51"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">052</span><span id="line-52"> HBaseClassTestRule.forClass(TestSyncReplicationStandbyKillRS.class);</span> |
| <span class="source-line-no">053</span><span id="line-53"></span> |
| <span class="source-line-no">054</span><span id="line-54"> @Test</span> |
| <span class="source-line-no">055</span><span id="line-55"> public void testStandbyKillRegionServer() throws Exception {</span> |
| <span class="source-line-no">056</span><span id="line-56"> MasterFileSystem mfs = UTIL2.getHBaseCluster().getMaster().getMasterFileSystem();</span> |
| <span class="source-line-no">057</span><span id="line-57"> Path remoteWALDir = getRemoteWALDir(mfs, PEER_ID);</span> |
| <span class="source-line-no">058</span><span id="line-58"> assertFalse(mfs.getWALFileSystem().exists(remoteWALDir));</span> |
| <span class="source-line-no">059</span><span id="line-59"> UTIL2.getAdmin().transitReplicationPeerSyncReplicationState(PEER_ID,</span> |
| <span class="source-line-no">060</span><span id="line-60"> SyncReplicationState.STANDBY);</span> |
| <span class="source-line-no">061</span><span id="line-61"> assertTrue(mfs.getWALFileSystem().exists(remoteWALDir));</span> |
| <span class="source-line-no">062</span><span id="line-62"> UTIL1.getAdmin().transitReplicationPeerSyncReplicationState(PEER_ID,</span> |
| <span class="source-line-no">063</span><span id="line-63"> SyncReplicationState.ACTIVE);</span> |
| <span class="source-line-no">064</span><span id="line-64"></span> |
| <span class="source-line-no">065</span><span id="line-65"> // Disable async replication and write data, then shutdown</span> |
| <span class="source-line-no">066</span><span id="line-66"> UTIL1.getAdmin().disableReplicationPeer(PEER_ID);</span> |
| <span class="source-line-no">067</span><span id="line-67"> write(UTIL1, 0, COUNT);</span> |
| <span class="source-line-no">068</span><span id="line-68"> UTIL1.shutdownMiniCluster();</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70"> JVMClusterUtil.MasterThread activeMaster = UTIL2.getMiniHBaseCluster().getMasterThread();</span> |
| <span class="source-line-no">071</span><span id="line-71"> String threadName = "RegionServer-Restarter";</span> |
| <span class="source-line-no">072</span><span id="line-72"> Thread t = new Thread(() -> {</span> |
| <span class="source-line-no">073</span><span id="line-73"> try {</span> |
| <span class="source-line-no">074</span><span id="line-74"> List<JVMClusterUtil.RegionServerThread> regionServers =</span> |
| <span class="source-line-no">075</span><span id="line-75"> new ArrayList<>(UTIL2.getMiniHBaseCluster().getLiveRegionServerThreads());</span> |
| <span class="source-line-no">076</span><span id="line-76"> LOG.debug("Going to stop {} RSes: [{}]", regionServers.size(),</span> |
| <span class="source-line-no">077</span><span id="line-77"> regionServers.stream().map(rst -> rst.getRegionServer().getServerName().getServerName())</span> |
| <span class="source-line-no">078</span><span id="line-78"> .collect(Collectors.joining(", ")));</span> |
| <span class="source-line-no">079</span><span id="line-79"> for (JVMClusterUtil.RegionServerThread rst : regionServers) {</span> |
| <span class="source-line-no">080</span><span id="line-80"> ServerName serverName = rst.getRegionServer().getServerName();</span> |
| <span class="source-line-no">081</span><span id="line-81"> LOG.debug("Going to RS stop [{}]", serverName);</span> |
| <span class="source-line-no">082</span><span id="line-82"> rst.getRegionServer().stop("Stop RS for test");</span> |
| <span class="source-line-no">083</span><span id="line-83"> waitForRSShutdownToStartAndFinish(activeMaster, serverName);</span> |
| <span class="source-line-no">084</span><span id="line-84"> LOG.debug("Going to start a new RS");</span> |
| <span class="source-line-no">085</span><span id="line-85"> JVMClusterUtil.RegionServerThread restarted =</span> |
| <span class="source-line-no">086</span><span id="line-86"> UTIL2.getMiniHBaseCluster().startRegionServer();</span> |
| <span class="source-line-no">087</span><span id="line-87"> LOG.debug("Waiting RS [{}] to online", restarted.getRegionServer().getServerName());</span> |
| <span class="source-line-no">088</span><span id="line-88"> restarted.waitForServerOnline();</span> |
| <span class="source-line-no">089</span><span id="line-89"> LOG.debug("Waiting the old RS {} thread to quit", rst.getName());</span> |
| <span class="source-line-no">090</span><span id="line-90"> rst.join();</span> |
| <span class="source-line-no">091</span><span id="line-91"> LOG.debug("Done stop RS [{}] and restart [{}]", serverName,</span> |
| <span class="source-line-no">092</span><span id="line-92"> restarted.getRegionServer().getServerName());</span> |
| <span class="source-line-no">093</span><span id="line-93"> }</span> |
| <span class="source-line-no">094</span><span id="line-94"> LOG.debug("All RSes restarted");</span> |
| <span class="source-line-no">095</span><span id="line-95"> } catch (Exception e) {</span> |
| <span class="source-line-no">096</span><span id="line-96"> LOG.error("Failed to kill RS", e);</span> |
| <span class="source-line-no">097</span><span id="line-97"> }</span> |
| <span class="source-line-no">098</span><span id="line-98"> }, threadName);</span> |
| <span class="source-line-no">099</span><span id="line-99"> t.start();</span> |
| <span class="source-line-no">100</span><span id="line-100"></span> |
| <span class="source-line-no">101</span><span id="line-101"> LOG.debug("Going to transit peer {} to {} state", PEER_ID,</span> |
| <span class="source-line-no">102</span><span id="line-102"> SyncReplicationState.DOWNGRADE_ACTIVE);</span> |
| <span class="source-line-no">103</span><span id="line-103"> // Transit standby to DA to replay logs</span> |
| <span class="source-line-no">104</span><span id="line-104"> try {</span> |
| <span class="source-line-no">105</span><span id="line-105"> UTIL2.getAdmin().transitReplicationPeerSyncReplicationState(PEER_ID,</span> |
| <span class="source-line-no">106</span><span id="line-106"> SyncReplicationState.DOWNGRADE_ACTIVE);</span> |
| <span class="source-line-no">107</span><span id="line-107"> } catch (Exception e) {</span> |
| <span class="source-line-no">108</span><span id="line-108"> LOG.error("Failed to transit standby cluster to " + SyncReplicationState.DOWNGRADE_ACTIVE, e);</span> |
| <span class="source-line-no">109</span><span id="line-109"> }</span> |
| <span class="source-line-no">110</span><span id="line-110"></span> |
| <span class="source-line-no">111</span><span id="line-111"> LOG.debug("Waiting for the restarter thread {} to quit", threadName);</span> |
| <span class="source-line-no">112</span><span id="line-112"> t.join();</span> |
| <span class="source-line-no">113</span><span id="line-113"></span> |
| <span class="source-line-no">114</span><span id="line-114"> while (</span> |
| <span class="source-line-no">115</span><span id="line-115"> UTIL2.getAdmin().getReplicationPeerSyncReplicationState(PEER_ID)</span> |
| <span class="source-line-no">116</span><span id="line-116"> != SyncReplicationState.DOWNGRADE_ACTIVE</span> |
| <span class="source-line-no">117</span><span id="line-117"> ) {</span> |
| <span class="source-line-no">118</span><span id="line-118"> LOG.debug("Waiting for peer {} to be in {} state", PEER_ID,</span> |
| <span class="source-line-no">119</span><span id="line-119"> SyncReplicationState.DOWNGRADE_ACTIVE);</span> |
| <span class="source-line-no">120</span><span id="line-120"> Thread.sleep(SLEEP_TIME);</span> |
| <span class="source-line-no">121</span><span id="line-121"> }</span> |
| <span class="source-line-no">122</span><span id="line-122"> LOG.debug("Going to verify the result, {} records expected", COUNT);</span> |
| <span class="source-line-no">123</span><span id="line-123"> verify(UTIL2, 0, COUNT);</span> |
| <span class="source-line-no">124</span><span id="line-124"> LOG.debug("Verification successfully done");</span> |
| <span class="source-line-no">125</span><span id="line-125"> }</span> |
| <span class="source-line-no">126</span><span id="line-126"></span> |
| <span class="source-line-no">127</span><span id="line-127"> private void waitForRSShutdownToStartAndFinish(JVMClusterUtil.MasterThread activeMaster,</span> |
| <span class="source-line-no">128</span><span id="line-128"> ServerName serverName) throws InterruptedException, IOException {</span> |
| <span class="source-line-no">129</span><span id="line-129"> ServerManager sm = activeMaster.getMaster().getServerManager();</span> |
| <span class="source-line-no">130</span><span id="line-130"> // First wait for it to be in dead list</span> |
| <span class="source-line-no">131</span><span id="line-131"> while (!sm.getDeadServers().isDeadServer(serverName)) {</span> |
| <span class="source-line-no">132</span><span id="line-132"> LOG.debug("Waiting for {} to be listed as dead in master", serverName);</span> |
| <span class="source-line-no">133</span><span id="line-133"> Thread.sleep(SLEEP_TIME);</span> |
| <span class="source-line-no">134</span><span id="line-134"> }</span> |
| <span class="source-line-no">135</span><span id="line-135"> LOG.debug("Server {} marked as dead, waiting for it to finish dead processing", serverName);</span> |
| <span class="source-line-no">136</span><span id="line-136"> while (sm.areDeadServersInProgress()) {</span> |
| <span class="source-line-no">137</span><span id="line-137"> LOG.debug("Server {} still being processed, waiting", serverName);</span> |
| <span class="source-line-no">138</span><span id="line-138"> Thread.sleep(SLEEP_TIME);</span> |
| <span class="source-line-no">139</span><span id="line-139"> }</span> |
| <span class="source-line-no">140</span><span id="line-140"> LOG.debug("Server {} done with server shutdown processing", serverName);</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> |
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