http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e0a5167/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.FullTableBackupClientForTest.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.FullTableBackupClientForTest.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.FullTableBackupClientForTest.html new file mode 100644 index 0000000..fe44ce0 --- /dev/null +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.FullTableBackupClientForTest.html @@ -0,0 +1,278 @@ +<!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.backup;<a name="line.18"></a> +<span class="sourceLineNo">019</span><a name="line.19"></a> +<span class="sourceLineNo">020</span>import static org.junit.Assert.assertFalse;<a name="line.20"></a> +<span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a> +<span class="sourceLineNo">022</span><a name="line.22"></a> +<span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import java.util.HashMap;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import java.util.List;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import java.util.Map;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import java.util.Random;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import java.util.Set;<a name="line.28"></a> +<span class="sourceLineNo">029</span><a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.commons.logging.Log;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.commons.logging.LogFactory;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.TableName;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.backup.BackupInfo.BackupPhase;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.backup.BackupInfo.BackupState;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.backup.impl.BackupSystemTable;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.backup.impl.FullTableBackupClient;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.backup.impl.TableBackupClient;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.backup.master.LogRollMasterProcedureManager;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.backup.util.BackupUtils;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.util.ToolRunner;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.junit.Test;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.junit.experimental.categories.Category;<a name="line.46"></a> +<span class="sourceLineNo">047</span><a name="line.47"></a> +<span class="sourceLineNo">048</span>import com.google.common.annotations.VisibleForTesting;<a name="line.48"></a> +<span class="sourceLineNo">049</span><a name="line.49"></a> +<span class="sourceLineNo">050</span>@Category(LargeTests.class)<a name="line.50"></a> +<span class="sourceLineNo">051</span>public class TestFullBackupWithFailures extends TestBackupBase {<a name="line.51"></a> +<span class="sourceLineNo">052</span><a name="line.52"></a> +<span class="sourceLineNo">053</span> private static final Log LOG = LogFactory.getLog(TestFullBackupWithFailures.class);<a name="line.53"></a> +<span class="sourceLineNo">054</span><a name="line.54"></a> +<span class="sourceLineNo">055</span> static class FullTableBackupClientForTest extends FullTableBackupClient<a name="line.55"></a> +<span class="sourceLineNo">056</span> {<a name="line.56"></a> +<span class="sourceLineNo">057</span> public static final String BACKUP_TEST_MODE_STAGE = "backup.test.mode.stage";<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span> public FullTableBackupClientForTest() {<a name="line.59"></a> +<span class="sourceLineNo">060</span> }<a name="line.60"></a> +<span class="sourceLineNo">061</span><a name="line.61"></a> +<span class="sourceLineNo">062</span> public FullTableBackupClientForTest(Connection conn, String backupId, BackupRequest request)<a name="line.62"></a> +<span class="sourceLineNo">063</span> throws IOException {<a name="line.63"></a> +<span class="sourceLineNo">064</span> super(conn, backupId, request);<a name="line.64"></a> +<span class="sourceLineNo">065</span> }<a name="line.65"></a> +<span class="sourceLineNo">066</span><a name="line.66"></a> +<span class="sourceLineNo">067</span> @Override<a name="line.67"></a> +<span class="sourceLineNo">068</span> public void execute() throws IOException<a name="line.68"></a> +<span class="sourceLineNo">069</span> {<a name="line.69"></a> +<span class="sourceLineNo">070</span> // Get the stage ID to fail on<a name="line.70"></a> +<span class="sourceLineNo">071</span> try (Admin admin = conn.getAdmin();) {<a name="line.71"></a> +<span class="sourceLineNo">072</span> // Begin BACKUP<a name="line.72"></a> +<span class="sourceLineNo">073</span> beginBackup(backupManager, backupInfo);<a name="line.73"></a> +<span class="sourceLineNo">074</span> failStageIf(0);<a name="line.74"></a> +<span class="sourceLineNo">075</span> String savedStartCode = null;<a name="line.75"></a> +<span class="sourceLineNo">076</span> boolean firstBackup = false;<a name="line.76"></a> +<span class="sourceLineNo">077</span> // do snapshot for full table backup<a name="line.77"></a> +<span class="sourceLineNo">078</span> savedStartCode = backupManager.readBackupStartCode();<a name="line.78"></a> +<span class="sourceLineNo">079</span> firstBackup = savedStartCode == null || Long.parseLong(savedStartCode) == 0L;<a name="line.79"></a> +<span class="sourceLineNo">080</span> if (firstBackup) {<a name="line.80"></a> +<span class="sourceLineNo">081</span> // This is our first backup. Let's put some marker to system table so that we can hold the logs<a name="line.81"></a> +<span class="sourceLineNo">082</span> // while we do the backup.<a name="line.82"></a> +<span class="sourceLineNo">083</span> backupManager.writeBackupStartCode(0L);<a name="line.83"></a> +<span class="sourceLineNo">084</span> }<a name="line.84"></a> +<span class="sourceLineNo">085</span> failStageIf(1);<a name="line.85"></a> +<span class="sourceLineNo">086</span> // We roll log here before we do the snapshot. It is possible there is duplicate data<a name="line.86"></a> +<span class="sourceLineNo">087</span> // in the log that is already in the snapshot. But if we do it after the snapshot, we<a name="line.87"></a> +<span class="sourceLineNo">088</span> // could have data loss.<a name="line.88"></a> +<span class="sourceLineNo">089</span> // A better approach is to do the roll log on each RS in the same global procedure as<a name="line.89"></a> +<span class="sourceLineNo">090</span> // the snapshot.<a name="line.90"></a> +<span class="sourceLineNo">091</span> LOG.info("Execute roll log procedure for full backup ...");<a name="line.91"></a> +<span class="sourceLineNo">092</span><a name="line.92"></a> +<span class="sourceLineNo">093</span> Map<String, String> props = new HashMap<String, String>();<a name="line.93"></a> +<span class="sourceLineNo">094</span> props.put("backupRoot", backupInfo.getBackupRootDir());<a name="line.94"></a> +<span class="sourceLineNo">095</span> admin.execProcedure(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE,<a name="line.95"></a> +<span class="sourceLineNo">096</span> LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_NAME, props);<a name="line.96"></a> +<span class="sourceLineNo">097</span> failStageIf(2);<a name="line.97"></a> +<span class="sourceLineNo">098</span> newTimestamps = backupManager.readRegionServerLastLogRollResult();<a name="line.98"></a> +<span class="sourceLineNo">099</span> if (firstBackup) {<a name="line.99"></a> +<span class="sourceLineNo">100</span> // Updates registered log files<a name="line.100"></a> +<span class="sourceLineNo">101</span> // We record ALL old WAL files as registered, because<a name="line.101"></a> +<span class="sourceLineNo">102</span> // this is a first full backup in the system and these<a name="line.102"></a> +<span class="sourceLineNo">103</span> // files are not needed for next incremental backup<a name="line.103"></a> +<span class="sourceLineNo">104</span> List<String> logFiles = BackupUtils.getWALFilesOlderThan(conf, newTimestamps);<a name="line.104"></a> +<span class="sourceLineNo">105</span> backupManager.recordWALFiles(logFiles);<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> // SNAPSHOT_TABLES:<a name="line.108"></a> +<span class="sourceLineNo">109</span> backupInfo.setPhase(BackupPhase.SNAPSHOT);<a name="line.109"></a> +<span class="sourceLineNo">110</span> for (TableName tableName : tableList) {<a name="line.110"></a> +<span class="sourceLineNo">111</span> String snapshotName =<a name="line.111"></a> +<span class="sourceLineNo">112</span> "snapshot_" + Long.toString(EnvironmentEdgeManager.currentTime()) + "_"<a name="line.112"></a> +<span class="sourceLineNo">113</span> + tableName.getNamespaceAsString() + "_" + tableName.getQualifierAsString();<a name="line.113"></a> +<span class="sourceLineNo">114</span><a name="line.114"></a> +<span class="sourceLineNo">115</span> snapshotTable(admin, tableName, snapshotName);<a name="line.115"></a> +<span class="sourceLineNo">116</span> backupInfo.setSnapshotName(tableName, snapshotName);<a name="line.116"></a> +<span class="sourceLineNo">117</span> }<a name="line.117"></a> +<span class="sourceLineNo">118</span> failStageIf(3);<a name="line.118"></a> +<span class="sourceLineNo">119</span> // SNAPSHOT_COPY:<a name="line.119"></a> +<span class="sourceLineNo">120</span> // do snapshot copy<a name="line.120"></a> +<span class="sourceLineNo">121</span> LOG.debug("snapshot copy for " + backupId);<a name="line.121"></a> +<span class="sourceLineNo">122</span> snapshotCopy(backupInfo);<a name="line.122"></a> +<span class="sourceLineNo">123</span> // Updates incremental backup table set<a name="line.123"></a> +<span class="sourceLineNo">124</span> backupManager.addIncrementalBackupTableSet(backupInfo.getTables());<a name="line.124"></a> +<span class="sourceLineNo">125</span><a name="line.125"></a> +<span class="sourceLineNo">126</span> // BACKUP_COMPLETE:<a name="line.126"></a> +<span class="sourceLineNo">127</span> // set overall backup status: complete. Here we make sure to complete the backup.<a name="line.127"></a> +<span class="sourceLineNo">128</span> // After this checkpoint, even if entering cancel process, will let the backup finished<a name="line.128"></a> +<span class="sourceLineNo">129</span> backupInfo.setState(BackupState.COMPLETE);<a name="line.129"></a> +<span class="sourceLineNo">130</span> // The table list in backupInfo is good for both full backup and incremental backup.<a name="line.130"></a> +<span class="sourceLineNo">131</span> // For incremental backup, it contains the incremental backup table set.<a name="line.131"></a> +<span class="sourceLineNo">132</span> backupManager.writeRegionServerLogTimestamp(backupInfo.getTables(), newTimestamps);<a name="line.132"></a> +<span class="sourceLineNo">133</span><a name="line.133"></a> +<span class="sourceLineNo">134</span> HashMap<TableName, HashMap<String, Long>> newTableSetTimestampMap =<a name="line.134"></a> +<span class="sourceLineNo">135</span> backupManager.readLogTimestampMap();<a name="line.135"></a> +<span class="sourceLineNo">136</span><a name="line.136"></a> +<span class="sourceLineNo">137</span> Long newStartCode =<a name="line.137"></a> +<span class="sourceLineNo">138</span> BackupUtils.getMinValue(BackupUtils<a name="line.138"></a> +<span class="sourceLineNo">139</span> .getRSLogTimestampMins(newTableSetTimestampMap));<a name="line.139"></a> +<span class="sourceLineNo">140</span> backupManager.writeBackupStartCode(newStartCode);<a name="line.140"></a> +<span class="sourceLineNo">141</span> failStageIf(4);<a name="line.141"></a> +<span class="sourceLineNo">142</span> // backup complete<a name="line.142"></a> +<span class="sourceLineNo">143</span> completeBackup(conn, backupInfo, backupManager, BackupType.FULL, conf);<a name="line.143"></a> +<span class="sourceLineNo">144</span><a name="line.144"></a> +<span class="sourceLineNo">145</span> } catch (Exception e) {<a name="line.145"></a> +<span class="sourceLineNo">146</span> failBackup(conn, backupInfo, backupManager, e, "Unexpected BackupException : ",<a name="line.146"></a> +<span class="sourceLineNo">147</span> BackupType.FULL, conf);<a name="line.147"></a> +<span class="sourceLineNo">148</span> throw new IOException(e);<a name="line.148"></a> +<span class="sourceLineNo">149</span> }<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><a name="line.152"></a> +<span class="sourceLineNo">153</span><a name="line.153"></a> +<span class="sourceLineNo">154</span><a name="line.154"></a> +<span class="sourceLineNo">155</span> @VisibleForTesting<a name="line.155"></a> +<span class="sourceLineNo">156</span> protected int getTestStageId() {<a name="line.156"></a> +<span class="sourceLineNo">157</span> return conf.getInt(BACKUP_TEST_MODE_STAGE, 0);<a name="line.157"></a> +<span class="sourceLineNo">158</span> }<a name="line.158"></a> +<span class="sourceLineNo">159</span><a name="line.159"></a> +<span class="sourceLineNo">160</span> @VisibleForTesting<a name="line.160"></a> +<span class="sourceLineNo">161</span><a name="line.161"></a> +<span class="sourceLineNo">162</span> protected void failStageIf(int stage) throws IOException {<a name="line.162"></a> +<span class="sourceLineNo">163</span> int current = getTestStageId();<a name="line.163"></a> +<span class="sourceLineNo">164</span> if (current == stage) {<a name="line.164"></a> +<span class="sourceLineNo">165</span> throw new IOException("Failed stage " + stage+" in testing");<a name="line.165"></a> +<span class="sourceLineNo">166</span> }<a name="line.166"></a> +<span class="sourceLineNo">167</span> }<a name="line.167"></a> +<span class="sourceLineNo">168</span><a name="line.168"></a> +<span class="sourceLineNo">169</span> }<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> @Test<a name="line.171"></a> +<span class="sourceLineNo">172</span> public void testFullBackupWithFailures() throws Exception {<a name="line.172"></a> +<span class="sourceLineNo">173</span> conf1.set(TableBackupClient.BACKUP_CLIENT_IMPL_CLASS,<a name="line.173"></a> +<span class="sourceLineNo">174</span> FullTableBackupClientForTest.class.getName());<a name="line.174"></a> +<span class="sourceLineNo">175</span> int stage = (new Random()).nextInt(5);<a name="line.175"></a> +<span class="sourceLineNo">176</span> // Fail random stage between 0 and 4 inclusive<a name="line.176"></a> +<span class="sourceLineNo">177</span> LOG.info("Running stage " + stage);<a name="line.177"></a> +<span class="sourceLineNo">178</span> runBackupAndFailAtStage(stage);<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> +<span class="sourceLineNo">181</span> public void runBackupAndFailAtStage(int stage) throws Exception {<a name="line.181"></a> +<span class="sourceLineNo">182</span><a name="line.182"></a> +<span class="sourceLineNo">183</span> conf1.setInt(FullTableBackupClientForTest.BACKUP_TEST_MODE_STAGE, stage);<a name="line.183"></a> +<span class="sourceLineNo">184</span> try (BackupSystemTable table = new BackupSystemTable(TEST_UTIL.getConnection())) {<a name="line.184"></a> +<span class="sourceLineNo">185</span> int before = table.getBackupHistory().size();<a name="line.185"></a> +<span class="sourceLineNo">186</span> String[] args =<a name="line.186"></a> +<span class="sourceLineNo">187</span> new String[] { "create", "full", BACKUP_ROOT_DIR, "-t",<a name="line.187"></a> +<span class="sourceLineNo">188</span> table1.getNameAsString() + "," + table2.getNameAsString() };<a name="line.188"></a> +<span class="sourceLineNo">189</span> // Run backup<a name="line.189"></a> +<span class="sourceLineNo">190</span> int ret = ToolRunner.run(conf1, new BackupDriver(), args);<a name="line.190"></a> +<span class="sourceLineNo">191</span> assertFalse(ret == 0);<a name="line.191"></a> +<span class="sourceLineNo">192</span> List<BackupInfo> backups = table.getBackupHistory();<a name="line.192"></a> +<span class="sourceLineNo">193</span> int after = table.getBackupHistory().size();<a name="line.193"></a> +<span class="sourceLineNo">194</span><a name="line.194"></a> +<span class="sourceLineNo">195</span> assertTrue(after == before +1);<a name="line.195"></a> +<span class="sourceLineNo">196</span> for (BackupInfo data : backups) {<a name="line.196"></a> +<span class="sourceLineNo">197</span> String backupId = data.getBackupId();<a name="line.197"></a> +<span class="sourceLineNo">198</span> assertFalse(checkSucceeded(backupId));<a name="line.198"></a> +<span class="sourceLineNo">199</span> }<a name="line.199"></a> +<span class="sourceLineNo">200</span> Set<TableName> tables = table.getIncrementalBackupTableSet(BACKUP_ROOT_DIR);<a name="line.200"></a> +<span class="sourceLineNo">201</span> assertTrue(tables.size() == 0);<a name="line.201"></a> +<span class="sourceLineNo">202</span> }<a name="line.202"></a> +<span class="sourceLineNo">203</span> }<a name="line.203"></a> +<span class="sourceLineNo">204</span><a name="line.204"></a> +<span class="sourceLineNo">205</span><a name="line.205"></a> +<span class="sourceLineNo">206</span>}<a name="line.206"></a> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +</pre> +</div> +</body> +</html>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e0a5167/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.html new file mode 100644 index 0000000..fe44ce0 --- /dev/null +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/backup/TestFullBackupWithFailures.html @@ -0,0 +1,278 @@ +<!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.backup;<a name="line.18"></a> +<span class="sourceLineNo">019</span><a name="line.19"></a> +<span class="sourceLineNo">020</span>import static org.junit.Assert.assertFalse;<a name="line.20"></a> +<span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a> +<span class="sourceLineNo">022</span><a name="line.22"></a> +<span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import java.util.HashMap;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import java.util.List;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import java.util.Map;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import java.util.Random;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import java.util.Set;<a name="line.28"></a> +<span class="sourceLineNo">029</span><a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.commons.logging.Log;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.commons.logging.LogFactory;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.TableName;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.backup.BackupInfo.BackupPhase;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.backup.BackupInfo.BackupState;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.backup.impl.BackupSystemTable;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.backup.impl.FullTableBackupClient;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.backup.impl.TableBackupClient;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.backup.master.LogRollMasterProcedureManager;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.backup.util.BackupUtils;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.util.ToolRunner;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.junit.Test;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.junit.experimental.categories.Category;<a name="line.46"></a> +<span class="sourceLineNo">047</span><a name="line.47"></a> +<span class="sourceLineNo">048</span>import com.google.common.annotations.VisibleForTesting;<a name="line.48"></a> +<span class="sourceLineNo">049</span><a name="line.49"></a> +<span class="sourceLineNo">050</span>@Category(LargeTests.class)<a name="line.50"></a> +<span class="sourceLineNo">051</span>public class TestFullBackupWithFailures extends TestBackupBase {<a name="line.51"></a> +<span class="sourceLineNo">052</span><a name="line.52"></a> +<span class="sourceLineNo">053</span> private static final Log LOG = LogFactory.getLog(TestFullBackupWithFailures.class);<a name="line.53"></a> +<span class="sourceLineNo">054</span><a name="line.54"></a> +<span class="sourceLineNo">055</span> static class FullTableBackupClientForTest extends FullTableBackupClient<a name="line.55"></a> +<span class="sourceLineNo">056</span> {<a name="line.56"></a> +<span class="sourceLineNo">057</span> public static final String BACKUP_TEST_MODE_STAGE = "backup.test.mode.stage";<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span> public FullTableBackupClientForTest() {<a name="line.59"></a> +<span class="sourceLineNo">060</span> }<a name="line.60"></a> +<span class="sourceLineNo">061</span><a name="line.61"></a> +<span class="sourceLineNo">062</span> public FullTableBackupClientForTest(Connection conn, String backupId, BackupRequest request)<a name="line.62"></a> +<span class="sourceLineNo">063</span> throws IOException {<a name="line.63"></a> +<span class="sourceLineNo">064</span> super(conn, backupId, request);<a name="line.64"></a> +<span class="sourceLineNo">065</span> }<a name="line.65"></a> +<span class="sourceLineNo">066</span><a name="line.66"></a> +<span class="sourceLineNo">067</span> @Override<a name="line.67"></a> +<span class="sourceLineNo">068</span> public void execute() throws IOException<a name="line.68"></a> +<span class="sourceLineNo">069</span> {<a name="line.69"></a> +<span class="sourceLineNo">070</span> // Get the stage ID to fail on<a name="line.70"></a> +<span class="sourceLineNo">071</span> try (Admin admin = conn.getAdmin();) {<a name="line.71"></a> +<span class="sourceLineNo">072</span> // Begin BACKUP<a name="line.72"></a> +<span class="sourceLineNo">073</span> beginBackup(backupManager, backupInfo);<a name="line.73"></a> +<span class="sourceLineNo">074</span> failStageIf(0);<a name="line.74"></a> +<span class="sourceLineNo">075</span> String savedStartCode = null;<a name="line.75"></a> +<span class="sourceLineNo">076</span> boolean firstBackup = false;<a name="line.76"></a> +<span class="sourceLineNo">077</span> // do snapshot for full table backup<a name="line.77"></a> +<span class="sourceLineNo">078</span> savedStartCode = backupManager.readBackupStartCode();<a name="line.78"></a> +<span class="sourceLineNo">079</span> firstBackup = savedStartCode == null || Long.parseLong(savedStartCode) == 0L;<a name="line.79"></a> +<span class="sourceLineNo">080</span> if (firstBackup) {<a name="line.80"></a> +<span class="sourceLineNo">081</span> // This is our first backup. Let's put some marker to system table so that we can hold the logs<a name="line.81"></a> +<span class="sourceLineNo">082</span> // while we do the backup.<a name="line.82"></a> +<span class="sourceLineNo">083</span> backupManager.writeBackupStartCode(0L);<a name="line.83"></a> +<span class="sourceLineNo">084</span> }<a name="line.84"></a> +<span class="sourceLineNo">085</span> failStageIf(1);<a name="line.85"></a> +<span class="sourceLineNo">086</span> // We roll log here before we do the snapshot. It is possible there is duplicate data<a name="line.86"></a> +<span class="sourceLineNo">087</span> // in the log that is already in the snapshot. But if we do it after the snapshot, we<a name="line.87"></a> +<span class="sourceLineNo">088</span> // could have data loss.<a name="line.88"></a> +<span class="sourceLineNo">089</span> // A better approach is to do the roll log on each RS in the same global procedure as<a name="line.89"></a> +<span class="sourceLineNo">090</span> // the snapshot.<a name="line.90"></a> +<span class="sourceLineNo">091</span> LOG.info("Execute roll log procedure for full backup ...");<a name="line.91"></a> +<span class="sourceLineNo">092</span><a name="line.92"></a> +<span class="sourceLineNo">093</span> Map<String, String> props = new HashMap<String, String>();<a name="line.93"></a> +<span class="sourceLineNo">094</span> props.put("backupRoot", backupInfo.getBackupRootDir());<a name="line.94"></a> +<span class="sourceLineNo">095</span> admin.execProcedure(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE,<a name="line.95"></a> +<span class="sourceLineNo">096</span> LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_NAME, props);<a name="line.96"></a> +<span class="sourceLineNo">097</span> failStageIf(2);<a name="line.97"></a> +<span class="sourceLineNo">098</span> newTimestamps = backupManager.readRegionServerLastLogRollResult();<a name="line.98"></a> +<span class="sourceLineNo">099</span> if (firstBackup) {<a name="line.99"></a> +<span class="sourceLineNo">100</span> // Updates registered log files<a name="line.100"></a> +<span class="sourceLineNo">101</span> // We record ALL old WAL files as registered, because<a name="line.101"></a> +<span class="sourceLineNo">102</span> // this is a first full backup in the system and these<a name="line.102"></a> +<span class="sourceLineNo">103</span> // files are not needed for next incremental backup<a name="line.103"></a> +<span class="sourceLineNo">104</span> List<String> logFiles = BackupUtils.getWALFilesOlderThan(conf, newTimestamps);<a name="line.104"></a> +<span class="sourceLineNo">105</span> backupManager.recordWALFiles(logFiles);<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> // SNAPSHOT_TABLES:<a name="line.108"></a> +<span class="sourceLineNo">109</span> backupInfo.setPhase(BackupPhase.SNAPSHOT);<a name="line.109"></a> +<span class="sourceLineNo">110</span> for (TableName tableName : tableList) {<a name="line.110"></a> +<span class="sourceLineNo">111</span> String snapshotName =<a name="line.111"></a> +<span class="sourceLineNo">112</span> "snapshot_" + Long.toString(EnvironmentEdgeManager.currentTime()) + "_"<a name="line.112"></a> +<span class="sourceLineNo">113</span> + tableName.getNamespaceAsString() + "_" + tableName.getQualifierAsString();<a name="line.113"></a> +<span class="sourceLineNo">114</span><a name="line.114"></a> +<span class="sourceLineNo">115</span> snapshotTable(admin, tableName, snapshotName);<a name="line.115"></a> +<span class="sourceLineNo">116</span> backupInfo.setSnapshotName(tableName, snapshotName);<a name="line.116"></a> +<span class="sourceLineNo">117</span> }<a name="line.117"></a> +<span class="sourceLineNo">118</span> failStageIf(3);<a name="line.118"></a> +<span class="sourceLineNo">119</span> // SNAPSHOT_COPY:<a name="line.119"></a> +<span class="sourceLineNo">120</span> // do snapshot copy<a name="line.120"></a> +<span class="sourceLineNo">121</span> LOG.debug("snapshot copy for " + backupId);<a name="line.121"></a> +<span class="sourceLineNo">122</span> snapshotCopy(backupInfo);<a name="line.122"></a> +<span class="sourceLineNo">123</span> // Updates incremental backup table set<a name="line.123"></a> +<span class="sourceLineNo">124</span> backupManager.addIncrementalBackupTableSet(backupInfo.getTables());<a name="line.124"></a> +<span class="sourceLineNo">125</span><a name="line.125"></a> +<span class="sourceLineNo">126</span> // BACKUP_COMPLETE:<a name="line.126"></a> +<span class="sourceLineNo">127</span> // set overall backup status: complete. Here we make sure to complete the backup.<a name="line.127"></a> +<span class="sourceLineNo">128</span> // After this checkpoint, even if entering cancel process, will let the backup finished<a name="line.128"></a> +<span class="sourceLineNo">129</span> backupInfo.setState(BackupState.COMPLETE);<a name="line.129"></a> +<span class="sourceLineNo">130</span> // The table list in backupInfo is good for both full backup and incremental backup.<a name="line.130"></a> +<span class="sourceLineNo">131</span> // For incremental backup, it contains the incremental backup table set.<a name="line.131"></a> +<span class="sourceLineNo">132</span> backupManager.writeRegionServerLogTimestamp(backupInfo.getTables(), newTimestamps);<a name="line.132"></a> +<span class="sourceLineNo">133</span><a name="line.133"></a> +<span class="sourceLineNo">134</span> HashMap<TableName, HashMap<String, Long>> newTableSetTimestampMap =<a name="line.134"></a> +<span class="sourceLineNo">135</span> backupManager.readLogTimestampMap();<a name="line.135"></a> +<span class="sourceLineNo">136</span><a name="line.136"></a> +<span class="sourceLineNo">137</span> Long newStartCode =<a name="line.137"></a> +<span class="sourceLineNo">138</span> BackupUtils.getMinValue(BackupUtils<a name="line.138"></a> +<span class="sourceLineNo">139</span> .getRSLogTimestampMins(newTableSetTimestampMap));<a name="line.139"></a> +<span class="sourceLineNo">140</span> backupManager.writeBackupStartCode(newStartCode);<a name="line.140"></a> +<span class="sourceLineNo">141</span> failStageIf(4);<a name="line.141"></a> +<span class="sourceLineNo">142</span> // backup complete<a name="line.142"></a> +<span class="sourceLineNo">143</span> completeBackup(conn, backupInfo, backupManager, BackupType.FULL, conf);<a name="line.143"></a> +<span class="sourceLineNo">144</span><a name="line.144"></a> +<span class="sourceLineNo">145</span> } catch (Exception e) {<a name="line.145"></a> +<span class="sourceLineNo">146</span> failBackup(conn, backupInfo, backupManager, e, "Unexpected BackupException : ",<a name="line.146"></a> +<span class="sourceLineNo">147</span> BackupType.FULL, conf);<a name="line.147"></a> +<span class="sourceLineNo">148</span> throw new IOException(e);<a name="line.148"></a> +<span class="sourceLineNo">149</span> }<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><a name="line.152"></a> +<span class="sourceLineNo">153</span><a name="line.153"></a> +<span class="sourceLineNo">154</span><a name="line.154"></a> +<span class="sourceLineNo">155</span> @VisibleForTesting<a name="line.155"></a> +<span class="sourceLineNo">156</span> protected int getTestStageId() {<a name="line.156"></a> +<span class="sourceLineNo">157</span> return conf.getInt(BACKUP_TEST_MODE_STAGE, 0);<a name="line.157"></a> +<span class="sourceLineNo">158</span> }<a name="line.158"></a> +<span class="sourceLineNo">159</span><a name="line.159"></a> +<span class="sourceLineNo">160</span> @VisibleForTesting<a name="line.160"></a> +<span class="sourceLineNo">161</span><a name="line.161"></a> +<span class="sourceLineNo">162</span> protected void failStageIf(int stage) throws IOException {<a name="line.162"></a> +<span class="sourceLineNo">163</span> int current = getTestStageId();<a name="line.163"></a> +<span class="sourceLineNo">164</span> if (current == stage) {<a name="line.164"></a> +<span class="sourceLineNo">165</span> throw new IOException("Failed stage " + stage+" in testing");<a name="line.165"></a> +<span class="sourceLineNo">166</span> }<a name="line.166"></a> +<span class="sourceLineNo">167</span> }<a name="line.167"></a> +<span class="sourceLineNo">168</span><a name="line.168"></a> +<span class="sourceLineNo">169</span> }<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> @Test<a name="line.171"></a> +<span class="sourceLineNo">172</span> public void testFullBackupWithFailures() throws Exception {<a name="line.172"></a> +<span class="sourceLineNo">173</span> conf1.set(TableBackupClient.BACKUP_CLIENT_IMPL_CLASS,<a name="line.173"></a> +<span class="sourceLineNo">174</span> FullTableBackupClientForTest.class.getName());<a name="line.174"></a> +<span class="sourceLineNo">175</span> int stage = (new Random()).nextInt(5);<a name="line.175"></a> +<span class="sourceLineNo">176</span> // Fail random stage between 0 and 4 inclusive<a name="line.176"></a> +<span class="sourceLineNo">177</span> LOG.info("Running stage " + stage);<a name="line.177"></a> +<span class="sourceLineNo">178</span> runBackupAndFailAtStage(stage);<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> +<span class="sourceLineNo">181</span> public void runBackupAndFailAtStage(int stage) throws Exception {<a name="line.181"></a> +<span class="sourceLineNo">182</span><a name="line.182"></a> +<span class="sourceLineNo">183</span> conf1.setInt(FullTableBackupClientForTest.BACKUP_TEST_MODE_STAGE, stage);<a name="line.183"></a> +<span class="sourceLineNo">184</span> try (BackupSystemTable table = new BackupSystemTable(TEST_UTIL.getConnection())) {<a name="line.184"></a> +<span class="sourceLineNo">185</span> int before = table.getBackupHistory().size();<a name="line.185"></a> +<span class="sourceLineNo">186</span> String[] args =<a name="line.186"></a> +<span class="sourceLineNo">187</span> new String[] { "create", "full", BACKUP_ROOT_DIR, "-t",<a name="line.187"></a> +<span class="sourceLineNo">188</span> table1.getNameAsString() + "," + table2.getNameAsString() };<a name="line.188"></a> +<span class="sourceLineNo">189</span> // Run backup<a name="line.189"></a> +<span class="sourceLineNo">190</span> int ret = ToolRunner.run(conf1, new BackupDriver(), args);<a name="line.190"></a> +<span class="sourceLineNo">191</span> assertFalse(ret == 0);<a name="line.191"></a> +<span class="sourceLineNo">192</span> List<BackupInfo> backups = table.getBackupHistory();<a name="line.192"></a> +<span class="sourceLineNo">193</span> int after = table.getBackupHistory().size();<a name="line.193"></a> +<span class="sourceLineNo">194</span><a name="line.194"></a> +<span class="sourceLineNo">195</span> assertTrue(after == before +1);<a name="line.195"></a> +<span class="sourceLineNo">196</span> for (BackupInfo data : backups) {<a name="line.196"></a> +<span class="sourceLineNo">197</span> String backupId = data.getBackupId();<a name="line.197"></a> +<span class="sourceLineNo">198</span> assertFalse(checkSucceeded(backupId));<a name="line.198"></a> +<span class="sourceLineNo">199</span> }<a name="line.199"></a> +<span class="sourceLineNo">200</span> Set<TableName> tables = table.getIncrementalBackupTableSet(BACKUP_ROOT_DIR);<a name="line.200"></a> +<span class="sourceLineNo">201</span> assertTrue(tables.size() == 0);<a name="line.201"></a> +<span class="sourceLineNo">202</span> }<a name="line.202"></a> +<span class="sourceLineNo">203</span> }<a name="line.203"></a> +<span class="sourceLineNo">204</span><a name="line.204"></a> +<span class="sourceLineNo">205</span><a name="line.205"></a> +<span class="sourceLineNo">206</span>}<a name="line.206"></a> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +</pre> +</div> +</body> +</html>
