| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.regionserver;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.util.List;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.apache.hadoop.conf.Configuration;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.NotServingRegionException;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.SingleProcessHBaseCluster;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.StartTestingClusterOption;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.TableName;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Get;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Put;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Result;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Table;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.testclassification.FlakeyTests;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.util.ConcurrentMapUtils;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.ServerRegionReplicaUtil;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.junit.AfterClass;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.junit.BeforeClass;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.junit.ClassRule;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.junit.Test;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.junit.experimental.categories.Category;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hbase.thirdparty.com.google.protobuf.ByteString;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hbase.thirdparty.org.apache.commons.collections4.CollectionUtils;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ReplicateWALEntryRequest;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ReplicateWALEntryResponse;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.WALEntry;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span>/**<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * Test region replication when error occur.<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * <p/><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * We can not simply move the secondary replicas as we will trigger a flush for the primary replica<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> * when secondary replica is online, which will always make the data of the two regions in sync. So<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * here we need to simulate request errors.<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> */<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>@Category({ FlakeyTests.class, LargeTests.class })<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>public class TestRegionReplicaReplicationError {<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> @ClassRule<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> HBaseClassTestRule.forClass(TestRegionReplicaReplicationError.class);<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> public static final class ErrorReplayRSRpcServices extends RSRpcServices {<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private final ConcurrentHashMap<HRegion, AtomicInteger> regionToCounter =<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> new ConcurrentHashMap<HRegion, AtomicInteger>();<a name="line.76"></a> |
| <span class="sourceLineNo">077</span><a name="line.77"></a> |
| <span class="sourceLineNo">078</span> public ErrorReplayRSRpcServices(HRegionServer rs) throws IOException {<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> super(rs);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> }<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> @Override<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> public ReplicateWALEntryResponse replicateToReplica(RpcController controller,<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> ReplicateWALEntryRequest request) throws ServiceException {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> List<WALEntry> entries = request.getEntryList();<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> if (CollectionUtils.isEmpty(entries)) {<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> return ReplicateWALEntryResponse.getDefaultInstance();<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> }<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> ByteString regionName = entries.get(0).getKey().getEncodedRegionName();<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> HRegion region;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> try {<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> region = server.getRegionByEncodedName(regionName.toStringUtf8());<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> } catch (NotServingRegionException e) {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> throw new ServiceException(e);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> AtomicInteger counter =<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> ConcurrentMapUtils.computeIfAbsent(regionToCounter, region, () -> new AtomicInteger(0));<a name="line.98"></a> |
| <span class="sourceLineNo">099</span><a name="line.99"></a> |
| <span class="sourceLineNo">100</span> // fail the first several request<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> if (region.getRegionInfo().getReplicaId() == 1 && counter.addAndGet(entries.size()) < 100) {<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> throw new ServiceException("Inject error!");<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> }<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> return super.replicateToReplica(controller, request);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> }<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> }<a name="line.106"></a> |
| <span class="sourceLineNo">107</span><a name="line.107"></a> |
| <span class="sourceLineNo">108</span> public static final class RSForTest<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> extends SingleProcessHBaseCluster.MiniHBaseClusterRegionServer {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span><a name="line.110"></a> |
| <span class="sourceLineNo">111</span> public RSForTest(Configuration conf) throws IOException, InterruptedException {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> super(conf);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> }<a name="line.113"></a> |
| <span class="sourceLineNo">114</span><a name="line.114"></a> |
| <span class="sourceLineNo">115</span> @Override<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> protected RSRpcServices createRpcServices() throws IOException {<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> return new ErrorReplayRSRpcServices(this);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> }<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> }<a name="line.119"></a> |
| <span class="sourceLineNo">120</span><a name="line.120"></a> |
| <span class="sourceLineNo">121</span> private static final HBaseTestingUtil HTU = new HBaseTestingUtil();<a name="line.121"></a> |
| <span class="sourceLineNo">122</span><a name="line.122"></a> |
| <span class="sourceLineNo">123</span> private static String TN = "test";<a name="line.123"></a> |
| <span class="sourceLineNo">124</span><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> private static byte[] CF = Bytes.toBytes("cf");<a name="line.125"></a> |
| <span class="sourceLineNo">126</span><a name="line.126"></a> |
| <span class="sourceLineNo">127</span> private static byte[] CQ = Bytes.toBytes("cq");<a name="line.127"></a> |
| <span class="sourceLineNo">128</span><a name="line.128"></a> |
| <span class="sourceLineNo">129</span> @BeforeClass<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> public static void setUp() throws Exception {<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> HTU.getConfiguration().setBoolean(ServerRegionReplicaUtil.REGION_REPLICA_REPLICATION_CONF_KEY,<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> true);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> HTU.startMiniCluster(<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> StartTestingClusterOption.builder().rsClass(RSForTest.class).numRegionServers(3).build());<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> }<a name="line.135"></a> |
| <span class="sourceLineNo">136</span><a name="line.136"></a> |
| <span class="sourceLineNo">137</span> @AfterClass<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> public static void tearDown() throws Exception {<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> HTU.shutdownMiniCluster();<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> }<a name="line.140"></a> |
| <span class="sourceLineNo">141</span><a name="line.141"></a> |
| <span class="sourceLineNo">142</span> private boolean checkReplica(Table table, int replicaId) throws IOException {<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> boolean ret = true;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> for (int i = 0; i < 500; i++) {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> Result result = table.get(new Get(Bytes.toBytes(i)).setReplicaId(replicaId));<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> byte[] value = result.getValue(CF, CQ);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> ret &= value != null && value.length > 0 && Bytes.toInt(value) == i;<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> }<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> return ret;<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> }<a name="line.150"></a> |
| <span class="sourceLineNo">151</span><a name="line.151"></a> |
| <span class="sourceLineNo">152</span> @Test<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> public void testDefaultDurability() throws IOException {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> doTest(false);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> @Test<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> public void testSkipWAL() throws IOException {<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> doTest(true);<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> }<a name="line.160"></a> |
| <span class="sourceLineNo">161</span><a name="line.161"></a> |
| <span class="sourceLineNo">162</span> private void doTest(boolean skipWAL) throws IOException {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> TableName tableName = TableName.valueOf(TN + (skipWAL ? "_skipWAL" : ""));<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> TableDescriptorBuilder builder = TableDescriptorBuilder.newBuilder(tableName)<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> .setRegionReplication(3).setColumnFamily(ColumnFamilyDescriptorBuilder.of(CF));<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> if (skipWAL) {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> builder.setDurability(Durability.SKIP_WAL);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> }<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> TableDescriptor td = builder.build();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> HTU.getAdmin().createTable(td);<a name="line.170"></a> |
| <span class="sourceLineNo">171</span><a name="line.171"></a> |
| <span class="sourceLineNo">172</span> try (Table table = HTU.getConnection().getTable(tableName)) {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> for (int i = 0; i < 500; i++) {<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> table.put(new Put(Bytes.toBytes(i)).addColumn(CF, CQ, Bytes.toBytes(i)));<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> HTU.waitFor(30000, () -> checkReplica(table, 2));<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> HTU.waitFor(30000, () -> checkReplica(table, 1));<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> }<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> }<a name="line.179"></a> |
| <span class="sourceLineNo">180</span>}<a name="line.180"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |