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| <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.impl;<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.ArrayList;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.Collections;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.HashMap;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.HashSet;<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.Set;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.commons.lang3.StringUtils;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.conf.Configuration;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.fs.FileSystem;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.fs.Path;<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.BackupAdmin;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.backup.BackupClientFactory;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.backup.BackupInfo;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.backup.BackupInfo.BackupState;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.backup.BackupMergeJob;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.backup.BackupRequest;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.backup.BackupRestoreConstants;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.backup.BackupRestoreFactory;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.backup.BackupType;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.backup.HBackupFileSystem;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.backup.RestoreRequest;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.backup.util.BackupSet;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.backup.util.BackupUtils;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.slf4j.Logger;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.slf4j.LoggerFactory;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span>@InterfaceAudience.Private<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>public class BackupAdminImpl implements BackupAdmin {<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> public final static String CHECK_OK = "Checking backup images: OK";<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> public final static String CHECK_FAILED =<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> "Checking backup images: Failed. Some dependencies are missing for restore";<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private static final Logger LOG = LoggerFactory.getLogger(BackupAdminImpl.class);<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> private final Connection conn;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> public BackupAdminImpl(Connection conn) {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> this.conn = conn;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> }<a name="line.66"></a> |
| <span class="sourceLineNo">067</span><a name="line.67"></a> |
| <span class="sourceLineNo">068</span> @Override<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> public void close() {<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> }<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> @Override<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> public BackupInfo getBackupInfo(String backupId) throws IOException {<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> BackupInfo backupInfo;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> try (final BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> if (backupId == null) {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> ArrayList<BackupInfo> recentSessions = table.getBackupInfos(BackupState.RUNNING);<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> if (recentSessions.isEmpty()) {<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> LOG.warn("No ongoing sessions found.");<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> return null;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> }<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> // else show status for ongoing session<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> // must be one maximum<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> return recentSessions.get(0);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> } else {<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> backupInfo = table.readBackupInfo(backupId);<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> return backupInfo;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> }<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> }<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> }<a name="line.90"></a> |
| <span class="sourceLineNo">091</span><a name="line.91"></a> |
| <span class="sourceLineNo">092</span> @Override<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> public int deleteBackups(String[] backupIds) throws IOException {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span><a name="line.94"></a> |
| <span class="sourceLineNo">095</span> int totalDeleted = 0;<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> Map<String, HashSet<TableName>> allTablesMap = new HashMap<>();<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> boolean deleteSessionStarted;<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> boolean snapshotDone;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> try (final BackupSystemTable sysTable = new BackupSystemTable(conn)) {<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> // Step 1: Make sure there is no active session<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> // is running by using startBackupSession API<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> // If there is an active session in progress, exception will be thrown<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> try {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> sysTable.startBackupExclusiveOperation();<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> deleteSessionStarted = true;<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> } catch (IOException e) {<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> LOG.warn("You can not run delete command while active backup session is in progress. \n"<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> + "If there is no active backup session running, run backup repair utility to "<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> + "restore \nbackup system integrity.");<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> return -1;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> }<a name="line.112"></a> |
| <span class="sourceLineNo">113</span><a name="line.113"></a> |
| <span class="sourceLineNo">114</span> // Step 2: Make sure there is no failed session<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> List<BackupInfo> list = sysTable.getBackupInfos(BackupState.RUNNING);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> if (list.size() != 0) {<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> // ailed sessions found<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> LOG.warn("Failed backup session found. Run backup repair tool first.");<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> return -1;<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> }<a name="line.120"></a> |
| <span class="sourceLineNo">121</span><a name="line.121"></a> |
| <span class="sourceLineNo">122</span> // Step 3: Record delete session<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> sysTable.startDeleteOperation(backupIds);<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> // Step 4: Snapshot backup system table<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> if (!BackupSystemTable.snapshotExists(conn)) {<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> BackupSystemTable.snapshot(conn);<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> } else {<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> LOG.warn("Backup system table snapshot exists");<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> }<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> snapshotDone = true;<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> try {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> for (int i = 0; i < backupIds.length; i++) {<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> BackupInfo info = sysTable.readBackupInfo(backupIds[i]);<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> if (info != null) {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> String rootDir = info.getBackupRootDir();<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> HashSet<TableName> allTables = allTablesMap.get(rootDir);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> if (allTables == null) {<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> allTables = new HashSet<>();<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> allTablesMap.put(rootDir, allTables);<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> }<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> allTables.addAll(info.getTableNames());<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> totalDeleted += deleteBackup(backupIds[i], sysTable);<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> }<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> }<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> finalizeDelete(allTablesMap, sysTable);<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> // Finish<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> sysTable.finishDeleteOperation();<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> // delete snapshot<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> BackupSystemTable.deleteSnapshot(conn);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> } catch (IOException e) {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> // Fail delete operation<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> // Step 1<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> if (snapshotDone) {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> if (BackupSystemTable.snapshotExists(conn)) {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> BackupSystemTable.restoreFromSnapshot(conn);<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> // delete snapshot<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> BackupSystemTable.deleteSnapshot(conn);<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> // We still have record with unfinished delete operation<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> LOG.error("Delete operation failed, please run backup repair utility to restore "<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> + "backup system integrity", e);<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> throw e;<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> } else {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> LOG.warn("Delete operation succeeded, there were some errors: ", e);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> }<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> }<a name="line.165"></a> |
| <span class="sourceLineNo">166</span><a name="line.166"></a> |
| <span class="sourceLineNo">167</span> } finally {<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> if (deleteSessionStarted) {<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> sysTable.finishBackupExclusiveOperation();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> }<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> }<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> return totalDeleted;<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> /**<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> * Updates incremental backup set for every backupRoot<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> * @param tablesMap map [backupRoot: {@code Set<TableName>}]<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> * @param table backup system table<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> * @throws IOException if a table operation fails<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> */<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> private void finalizeDelete(Map<String, HashSet<TableName>> tablesMap, BackupSystemTable table)<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> throws IOException {<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> for (String backupRoot : tablesMap.keySet()) {<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> Set<TableName> incrTableSet = table.getIncrementalBackupTableSet(backupRoot);<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> Map<TableName, ArrayList<BackupInfo>> tableMap =<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> table.getBackupHistoryForTableSet(incrTableSet, backupRoot);<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> for (Map.Entry<TableName, ArrayList<BackupInfo>> entry : tableMap.entrySet()) {<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> if (entry.getValue() == null) {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> // No more backups for a table<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> incrTableSet.remove(entry.getKey());<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> }<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> }<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> if (!incrTableSet.isEmpty()) {<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> table.addIncrementalBackupTableSet(incrTableSet, backupRoot);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> } else { // empty<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> table.deleteIncrementalBackupTableSet(backupRoot);<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> }<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> }<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> }<a name="line.200"></a> |
| <span class="sourceLineNo">201</span><a name="line.201"></a> |
| <span class="sourceLineNo">202</span> /**<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> * Delete single backup and all related backups <br><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> * Algorithm:<br><a name="line.204"></a> |
| <span class="sourceLineNo">205</span> * Backup type: FULL or INCREMENTAL <br><a name="line.205"></a> |
| <span class="sourceLineNo">206</span> * Is this last backup session for table T: YES or NO <br><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> * For every table T from table list 'tables':<br><a name="line.207"></a> |
| <span class="sourceLineNo">208</span> * if(FULL, YES) deletes only physical data (PD) <br><a name="line.208"></a> |
| <span class="sourceLineNo">209</span> * if(FULL, NO), deletes PD, scans all newer backups and removes T from backupInfo,<br><a name="line.209"></a> |
| <span class="sourceLineNo">210</span> * until we either reach the most recent backup for T in the system or FULL backup<br><a name="line.210"></a> |
| <span class="sourceLineNo">211</span> * which includes T<br><a name="line.211"></a> |
| <span class="sourceLineNo">212</span> * if(INCREMENTAL, YES) deletes only physical data (PD) if(INCREMENTAL, NO) deletes physical data<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> * and for table T scans all backup images between last<br><a name="line.213"></a> |
| <span class="sourceLineNo">214</span> * FULL backup, which is older than the backup being deleted and the next FULL backup (if exists)<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> * <br><a name="line.215"></a> |
| <span class="sourceLineNo">216</span> * or last one for a particular table T and removes T from list of backup tables.<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> * @param backupId backup id<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> * @param sysTable backup system table<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> * @return total number of deleted backup images<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> * @throws IOException if deleting the backup fails<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> */<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> private int deleteBackup(String backupId, BackupSystemTable sysTable) throws IOException {<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> BackupInfo backupInfo = sysTable.readBackupInfo(backupId);<a name="line.223"></a> |
| <span class="sourceLineNo">224</span><a name="line.224"></a> |
| <span class="sourceLineNo">225</span> int totalDeleted = 0;<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> if (backupInfo != null) {<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> LOG.info("Deleting backup " + backupInfo.getBackupId() + " ...");<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> // Step 1: clean up data for backup session (idempotent)<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> BackupUtils.cleanupBackupData(backupInfo, conn.getConfiguration());<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> // List of tables in this backup;<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> List<TableName> tables = backupInfo.getTableNames();<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> long startTime = backupInfo.getStartTs();<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> for (TableName tn : tables) {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> boolean isLastBackupSession = isLastBackupSession(sysTable, tn, startTime);<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> if (isLastBackupSession) {<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> continue;<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> }<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> // else<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> List<BackupInfo> affectedBackups = getAffectedBackupSessions(backupInfo, tn, sysTable);<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> for (BackupInfo info : affectedBackups) {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> if (info.equals(backupInfo)) {<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> continue;<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> removeTableFromBackupImage(info, tn, sysTable);<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> }<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> Map<byte[], String> map = sysTable.readBulkLoadedFiles(backupId);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> FileSystem fs = FileSystem.get(conn.getConfiguration());<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> boolean success = true;<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> int numDeleted = 0;<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> for (String f : map.values()) {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> Path p = new Path(f);<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> try {<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> LOG.debug("Delete backup info " + p + " for " + backupInfo.getBackupId());<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> if (!fs.delete(p)) {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> if (fs.exists(p)) {<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> LOG.warn(f + " was not deleted");<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> success = false;<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> }<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> } else {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> numDeleted++;<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> }<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> } catch (IOException ioe) {<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> LOG.warn(f + " was not deleted", ioe);<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> success = false;<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> }<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> if (LOG.isDebugEnabled()) {<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> LOG.debug(numDeleted + " bulk loaded files out of " + map.size() + " were deleted");<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> }<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> if (success) {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> sysTable.deleteBulkLoadedRows(new ArrayList<>(map.keySet()));<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span><a name="line.274"></a> |
| <span class="sourceLineNo">275</span> sysTable.deleteBackupInfo(backupInfo.getBackupId());<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> LOG.info("Delete backup " + backupInfo.getBackupId() + " completed.");<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> totalDeleted++;<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> } else {<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> LOG.warn("Delete backup failed: no information found for backupID=" + backupId);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> }<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> return totalDeleted;<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> private void removeTableFromBackupImage(BackupInfo info, TableName tn, BackupSystemTable sysTable)<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> throws IOException {<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> List<TableName> tables = info.getTableNames();<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> LOG.debug(<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> "Remove " + tn + " from " + info.getBackupId() + " tables=" + info.getTableListAsString());<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> if (tables.contains(tn)) {<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> tables.remove(tn);<a name="line.290"></a> |
| <span class="sourceLineNo">291</span><a name="line.291"></a> |
| <span class="sourceLineNo">292</span> if (tables.isEmpty()) {<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> LOG.debug("Delete backup info " + info.getBackupId());<a name="line.293"></a> |
| <span class="sourceLineNo">294</span><a name="line.294"></a> |
| <span class="sourceLineNo">295</span> sysTable.deleteBackupInfo(info.getBackupId());<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> // Idempotent operation<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> BackupUtils.cleanupBackupData(info, conn.getConfiguration());<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> } else {<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> info.setTables(tables);<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> sysTable.updateBackupInfo(info);<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> // Now, clean up directory for table (idempotent)<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> cleanupBackupDir(info, tn, conn.getConfiguration());<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> }<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> }<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> }<a name="line.305"></a> |
| <span class="sourceLineNo">306</span><a name="line.306"></a> |
| <span class="sourceLineNo">307</span> private List<BackupInfo> getAffectedBackupSessions(BackupInfo backupInfo, TableName tn,<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> BackupSystemTable table) throws IOException {<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> LOG.debug("GetAffectedBackupInfos for: " + backupInfo.getBackupId() + " table=" + tn);<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> long ts = backupInfo.getStartTs();<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> List<BackupInfo> list = new ArrayList<>();<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> List<BackupInfo> history = table.getBackupHistory(backupInfo.getBackupRootDir());<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // Scan from most recent to backupInfo<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> // break when backupInfo reached<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> for (BackupInfo info : history) {<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> if (info.getStartTs() == ts) {<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> break;<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> }<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> List<TableName> tables = info.getTableNames();<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> if (tables.contains(tn)) {<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> BackupType bt = info.getType();<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> if (bt == BackupType.FULL) {<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> // Clear list if we encounter FULL backup<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> list.clear();<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> } else {<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> LOG.debug("GetAffectedBackupInfos for: " + backupInfo.getBackupId() + " table=" + tn<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> + " added " + info.getBackupId() + " tables=" + info.getTableListAsString());<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> list.add(info);<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> }<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> }<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> }<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> return list;<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> }<a name="line.333"></a> |
| <span class="sourceLineNo">334</span><a name="line.334"></a> |
| <span class="sourceLineNo">335</span> /**<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> * Clean up the data at target directory<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> * @throws IOException if cleaning up the backup directory fails<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> */<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> private void cleanupBackupDir(BackupInfo backupInfo, TableName table, Configuration conf)<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> throws IOException {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> try {<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> // clean up the data at target directory<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> String targetDir = backupInfo.getBackupRootDir();<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> if (targetDir == null) {<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> LOG.warn("No target directory specified for " + backupInfo.getBackupId());<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> return;<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> }<a name="line.347"></a> |
| <span class="sourceLineNo">348</span><a name="line.348"></a> |
| <span class="sourceLineNo">349</span> FileSystem outputFs = FileSystem.get(new Path(backupInfo.getBackupRootDir()).toUri(), conf);<a name="line.349"></a> |
| <span class="sourceLineNo">350</span><a name="line.350"></a> |
| <span class="sourceLineNo">351</span> Path targetDirPath = new Path(BackupUtils.getTableBackupDir(backupInfo.getBackupRootDir(),<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> backupInfo.getBackupId(), table));<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> if (outputFs.delete(targetDirPath, true)) {<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> LOG.info("Cleaning up backup data at " + targetDirPath.toString() + " done.");<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> } else {<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> LOG.info("No data has been found in " + targetDirPath.toString() + ".");<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> }<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> } catch (IOException e1) {<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> LOG.error("Cleaning up backup data of " + backupInfo.getBackupId() + " for table " + table<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> + "at " + backupInfo.getBackupRootDir() + " failed due to " + e1.getMessage() + ".");<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> throw e1;<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> }<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> }<a name="line.363"></a> |
| <span class="sourceLineNo">364</span><a name="line.364"></a> |
| <span class="sourceLineNo">365</span> private boolean isLastBackupSession(BackupSystemTable table, TableName tn, long startTime)<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> throws IOException {<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> List<BackupInfo> history = table.getBackupHistory();<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> for (BackupInfo info : history) {<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> List<TableName> tables = info.getTableNames();<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> if (!tables.contains(tn)) {<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> continue;<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> }<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> return info.getStartTs() <= startTime;<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> return false;<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> }<a name="line.376"></a> |
| <span class="sourceLineNo">377</span><a name="line.377"></a> |
| <span class="sourceLineNo">378</span> @Override<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> public List<BackupInfo> getHistory(int n) throws IOException {<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> try (final BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> List<BackupInfo> history = table.getBackupHistory();<a name="line.381"></a> |
| <span class="sourceLineNo">382</span><a name="line.382"></a> |
| <span class="sourceLineNo">383</span> if (history.size() <= n) {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> return history;<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> }<a name="line.385"></a> |
| <span class="sourceLineNo">386</span><a name="line.386"></a> |
| <span class="sourceLineNo">387</span> List<BackupInfo> list = new ArrayList<>();<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> for (int i = 0; i < n; i++) {<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> list.add(history.get(i));<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> }<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> return list;<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> }<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> }<a name="line.393"></a> |
| <span class="sourceLineNo">394</span><a name="line.394"></a> |
| <span class="sourceLineNo">395</span> @Override<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> public List<BackupInfo> getHistory(int n, BackupInfo.Filter... filters) throws IOException {<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> if (filters.length == 0) {<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> return getHistory(n);<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> }<a name="line.399"></a> |
| <span class="sourceLineNo">400</span><a name="line.400"></a> |
| <span class="sourceLineNo">401</span> try (final BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> List<BackupInfo> history = table.getBackupHistory();<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> List<BackupInfo> result = new ArrayList<>();<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> for (BackupInfo bi : history) {<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> if (result.size() == n) {<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> break;<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> }<a name="line.407"></a> |
| <span class="sourceLineNo">408</span><a name="line.408"></a> |
| <span class="sourceLineNo">409</span> boolean passed = true;<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> for (int i = 0; i < filters.length; i++) {<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> if (!filters[i].apply(bi)) {<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> passed = false;<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> break;<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> }<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> }<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> if (passed) {<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> result.add(bi);<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> }<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> }<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> return result;<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> }<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> }<a name="line.422"></a> |
| <span class="sourceLineNo">423</span><a name="line.423"></a> |
| <span class="sourceLineNo">424</span> @Override<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> public List<BackupSet> listBackupSets() throws IOException {<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> try (final BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> List<String> list = table.listBackupSets();<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> List<BackupSet> bslist = new ArrayList<>();<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> for (String s : list) {<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> List<TableName> tables = table.describeBackupSet(s);<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> if (tables != null) {<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> bslist.add(new BackupSet(s, tables));<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> }<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> }<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> return bslist;<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> }<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> }<a name="line.437"></a> |
| <span class="sourceLineNo">438</span><a name="line.438"></a> |
| <span class="sourceLineNo">439</span> @Override<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> public BackupSet getBackupSet(String name) throws IOException {<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> try (final BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> List<TableName> list = table.describeBackupSet(name);<a name="line.442"></a> |
| <span class="sourceLineNo">443</span><a name="line.443"></a> |
| <span class="sourceLineNo">444</span> if (list == null) {<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> return null;<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> }<a name="line.446"></a> |
| <span class="sourceLineNo">447</span><a name="line.447"></a> |
| <span class="sourceLineNo">448</span> return new BackupSet(name, list);<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> }<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> }<a name="line.450"></a> |
| <span class="sourceLineNo">451</span><a name="line.451"></a> |
| <span class="sourceLineNo">452</span> @Override<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> public boolean deleteBackupSet(String name) throws IOException {<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> try (final BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> if (table.describeBackupSet(name) == null) {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> return false;<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> }<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> table.deleteBackupSet(name);<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> return true;<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> }<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> }<a name="line.461"></a> |
| <span class="sourceLineNo">462</span><a name="line.462"></a> |
| <span class="sourceLineNo">463</span> @Override<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> public void addToBackupSet(String name, TableName[] tables) throws IOException {<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> String[] tableNames = new String[tables.length];<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> try (final BackupSystemTable table = new BackupSystemTable(conn);<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> final Admin admin = conn.getAdmin()) {<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> for (int i = 0; i < tables.length; i++) {<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> tableNames[i] = tables[i].getNameAsString();<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> if (!admin.tableExists(TableName.valueOf(tableNames[i]))) {<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> throw new IOException("Cannot add " + tableNames[i] + " because it doesn't exist");<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> }<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> }<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> table.addToBackupSet(name, tableNames);<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> LOG.info(<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> "Added tables [" + StringUtils.join(tableNames, " ") + "] to '" + name + "' backup set");<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> }<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> }<a name="line.478"></a> |
| <span class="sourceLineNo">479</span><a name="line.479"></a> |
| <span class="sourceLineNo">480</span> @Override<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> public void removeFromBackupSet(String name, TableName[] tables) throws IOException {<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> LOG.info("Removing tables [" + StringUtils.join(tables, " ") + "] from '" + name + "'");<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> try (final BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> table.removeFromBackupSet(name, toStringArray(tables));<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> LOG.info(<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> "Removing tables [" + StringUtils.join(tables, " ") + "] from '" + name + "' completed.");<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> }<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> }<a name="line.488"></a> |
| <span class="sourceLineNo">489</span><a name="line.489"></a> |
| <span class="sourceLineNo">490</span> private String[] toStringArray(TableName[] list) {<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> String[] arr = new String[list.length];<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> for (int i = 0; i < list.length; i++) {<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> arr[i] = list[i].toString();<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> }<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> return arr;<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> }<a name="line.496"></a> |
| <span class="sourceLineNo">497</span><a name="line.497"></a> |
| <span class="sourceLineNo">498</span> @Override<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> public void restore(RestoreRequest request) throws IOException {<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> if (request.isCheck()) {<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> HashMap<TableName, BackupManifest> backupManifestMap = new HashMap<>();<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> // check and load backup image manifest for the tables<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> Path rootPath = new Path(request.getBackupRootDir());<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> String backupId = request.getBackupId();<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> TableName[] sTableArray = request.getFromTables();<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> HBackupFileSystem.checkImageManifestExist(backupManifestMap, sTableArray,<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> conn.getConfiguration(), rootPath, backupId);<a name="line.507"></a> |
| <span class="sourceLineNo">508</span><a name="line.508"></a> |
| <span class="sourceLineNo">509</span> // Check and validate the backup image and its dependencies<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> if (BackupUtils.validate(backupManifestMap, conn.getConfiguration())) {<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> LOG.info(CHECK_OK);<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> } else {<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> LOG.error(CHECK_FAILED);<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> }<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> return;<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> }<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> // Execute restore request<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> new RestoreTablesClient(conn, request).execute();<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> }<a name="line.519"></a> |
| <span class="sourceLineNo">520</span><a name="line.520"></a> |
| <span class="sourceLineNo">521</span> @Override<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> public String backupTables(BackupRequest request) throws IOException {<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> BackupType type = request.getBackupType();<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> String targetRootDir = request.getTargetRootDir();<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> List<TableName> tableList = request.getTableList();<a name="line.525"></a> |
| <span class="sourceLineNo">526</span><a name="line.526"></a> |
| <span class="sourceLineNo">527</span> String backupId = BackupRestoreConstants.BACKUPID_PREFIX + EnvironmentEdgeManager.currentTime();<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> if (type == BackupType.INCREMENTAL) {<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> Set<TableName> incrTableSet;<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> try (BackupSystemTable table = new BackupSystemTable(conn)) {<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> incrTableSet = table.getIncrementalBackupTableSet(targetRootDir);<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> }<a name="line.532"></a> |
| <span class="sourceLineNo">533</span><a name="line.533"></a> |
| <span class="sourceLineNo">534</span> if (incrTableSet.isEmpty()) {<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> String msg =<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> "Incremental backup table set contains no tables. " + "You need to run full backup first "<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> + (tableList != null ? "on " + StringUtils.join(tableList, ",") : "");<a name="line.537"></a> |
| <span class="sourceLineNo">538</span><a name="line.538"></a> |
| <span class="sourceLineNo">539</span> throw new IOException(msg);<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> }<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> if (tableList != null) {<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> tableList.removeAll(incrTableSet);<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> if (!tableList.isEmpty()) {<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> String extraTables = StringUtils.join(tableList, ",");<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> String msg = "Some tables (" + extraTables + ") haven't gone through full backup. "<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> + "Perform full backup on " + extraTables + " first, " + "then retry the command";<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> throw new IOException(msg);<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> }<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> }<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> tableList = Lists.newArrayList(incrTableSet);<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> }<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> if (tableList != null && !tableList.isEmpty()) {<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> for (TableName table : tableList) {<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> String targetTableBackupDir =<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> HBackupFileSystem.getTableBackupDir(targetRootDir, backupId, table);<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> Path targetTableBackupDirPath = new Path(targetTableBackupDir);<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> FileSystem outputFs =<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> FileSystem.get(targetTableBackupDirPath.toUri(), conn.getConfiguration());<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> if (outputFs.exists(targetTableBackupDirPath)) {<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> throw new IOException(<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> "Target backup directory " + targetTableBackupDir + " exists already.");<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> }<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> outputFs.mkdirs(targetTableBackupDirPath);<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> }<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> ArrayList<TableName> nonExistingTableList = null;<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> try (Admin admin = conn.getAdmin()) {<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> for (TableName tableName : tableList) {<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> if (!admin.tableExists(tableName)) {<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> if (nonExistingTableList == null) {<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> nonExistingTableList = new ArrayList<>();<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> }<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> nonExistingTableList.add(tableName);<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> }<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> }<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> }<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> if (nonExistingTableList != null) {<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> if (type == BackupType.INCREMENTAL) {<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> // Update incremental backup set<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> tableList = excludeNonExistingTables(tableList, nonExistingTableList);<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> } else {<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> // Throw exception only in full mode - we try to backup non-existing table<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> throw new IOException(<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> "Non-existing tables found in the table list: " + nonExistingTableList);<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> }<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> }<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> }<a name="line.586"></a> |
| <span class="sourceLineNo">587</span><a name="line.587"></a> |
| <span class="sourceLineNo">588</span> // update table list<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> BackupRequest.Builder builder = new BackupRequest.Builder();<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> request = builder.withBackupType(request.getBackupType()).withTableList(tableList)<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> .withTargetRootDir(request.getTargetRootDir()).withBackupSetName(request.getBackupSetName())<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> .withTotalTasks(request.getTotalTasks()).withBandwidthPerTasks((int) request.getBandwidth())<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> .build();<a name="line.593"></a> |
| <span class="sourceLineNo">594</span><a name="line.594"></a> |
| <span class="sourceLineNo">595</span> TableBackupClient client;<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> try {<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> client = BackupClientFactory.create(conn, backupId, request);<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> } catch (IOException e) {<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> LOG.error("There is an active session already running");<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> throw e;<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> }<a name="line.601"></a> |
| <span class="sourceLineNo">602</span><a name="line.602"></a> |
| <span class="sourceLineNo">603</span> client.execute();<a name="line.603"></a> |
| <span class="sourceLineNo">604</span><a name="line.604"></a> |
| <span class="sourceLineNo">605</span> return backupId;<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> }<a name="line.606"></a> |
| <span class="sourceLineNo">607</span><a name="line.607"></a> |
| <span class="sourceLineNo">608</span> private List<TableName> excludeNonExistingTables(List<TableName> tableList,<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> List<TableName> nonExistingTableList) {<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> for (TableName table : nonExistingTableList) {<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> tableList.remove(table);<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> }<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> return tableList;<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> }<a name="line.614"></a> |
| <span class="sourceLineNo">615</span><a name="line.615"></a> |
| <span class="sourceLineNo">616</span> @Override<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> public void mergeBackups(String[] backupIds) throws IOException {<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> try (final BackupSystemTable sysTable = new BackupSystemTable(conn)) {<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> checkIfValidForMerge(backupIds, sysTable);<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> // TODO run job on remote cluster<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> BackupMergeJob job = BackupRestoreFactory.getBackupMergeJob(conn.getConfiguration());<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> job.run(backupIds);<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> }<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> }<a name="line.624"></a> |
| <span class="sourceLineNo">625</span><a name="line.625"></a> |
| <span class="sourceLineNo">626</span> /**<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> * Verifies that backup images are valid for merge.<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> * <ul><a name="line.628"></a> |
| <span class="sourceLineNo">629</span> * <li>All backups MUST be in the same destination<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> * <li>No FULL backups are allowed - only INCREMENTAL<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> * <li>All backups must be in COMPLETE state<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> * <li>No holes in backup list are allowed<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> * </ul><a name="line.633"></a> |
| <span class="sourceLineNo">634</span> * <p><a name="line.634"></a> |
| <span class="sourceLineNo">635</span> * @param backupIds list of backup ids<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> * @param table backup system table<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> * @throws IOException if the backup image is not valid for merge<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> */<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> private void checkIfValidForMerge(String[] backupIds, BackupSystemTable table)<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> throws IOException {<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> String backupRoot = null;<a name="line.641"></a> |
| <span class="sourceLineNo">642</span><a name="line.642"></a> |
| <span class="sourceLineNo">643</span> final Set<TableName> allTables = new HashSet<>();<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> final Set<String> allBackups = new HashSet<>();<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> long minTime = Long.MAX_VALUE, maxTime = Long.MIN_VALUE;<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> for (String backupId : backupIds) {<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> BackupInfo bInfo = table.readBackupInfo(backupId);<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> if (bInfo == null) {<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> String msg = "Backup session " + backupId + " not found";<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> throw new IOException(msg);<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> }<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> if (backupRoot == null) {<a name="line.652"></a> |
| <span class="sourceLineNo">653</span> backupRoot = bInfo.getBackupRootDir();<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> } else if (!bInfo.getBackupRootDir().equals(backupRoot)) {<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> throw new IOException("Found different backup destinations in a list of a backup sessions "<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> + "\n1. " + backupRoot + "\n" + "2. " + bInfo.getBackupRootDir());<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> }<a name="line.657"></a> |
| <span class="sourceLineNo">658</span> if (bInfo.getType() == BackupType.FULL) {<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> throw new IOException("FULL backup image can not be merged for: \n" + bInfo);<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> }<a name="line.660"></a> |
| <span class="sourceLineNo">661</span><a name="line.661"></a> |
| <span class="sourceLineNo">662</span> if (bInfo.getState() != BackupState.COMPLETE) {<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> throw new IOException("Backup image " + backupId<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> + " can not be merged becuase of its state: " + bInfo.getState());<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> }<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> allBackups.add(backupId);<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> allTables.addAll(bInfo.getTableNames());<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> long time = bInfo.getStartTs();<a name="line.668"></a> |
| <span class="sourceLineNo">669</span> if (time < minTime) {<a name="line.669"></a> |
| <span class="sourceLineNo">670</span> minTime = time;<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> }<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> if (time > maxTime) {<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> maxTime = time;<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> }<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> }<a name="line.675"></a> |
| <span class="sourceLineNo">676</span><a name="line.676"></a> |
| <span class="sourceLineNo">677</span> final long startRangeTime = minTime;<a name="line.677"></a> |
| <span class="sourceLineNo">678</span> final long endRangeTime = maxTime;<a name="line.678"></a> |
| <span class="sourceLineNo">679</span> final String backupDest = backupRoot;<a name="line.679"></a> |
| <span class="sourceLineNo">680</span> // Check we have no 'holes' in backup id list<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> // Filter 1 : backupRoot<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> // Filter 2 : time range filter<a name="line.682"></a> |
| <span class="sourceLineNo">683</span> // Filter 3 : table filter<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> BackupInfo.Filter destinationFilter = info -> info.getBackupRootDir().equals(backupDest);<a name="line.684"></a> |
| <span class="sourceLineNo">685</span><a name="line.685"></a> |
| <span class="sourceLineNo">686</span> BackupInfo.Filter timeRangeFilter = info -> {<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> long time = info.getStartTs();<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> return time >= startRangeTime && time <= endRangeTime;<a name="line.688"></a> |
| <span class="sourceLineNo">689</span> };<a name="line.689"></a> |
| <span class="sourceLineNo">690</span><a name="line.690"></a> |
| <span class="sourceLineNo">691</span> BackupInfo.Filter tableFilter = info -> {<a name="line.691"></a> |
| <span class="sourceLineNo">692</span> List<TableName> tables = info.getTableNames();<a name="line.692"></a> |
| <span class="sourceLineNo">693</span> return !Collections.disjoint(allTables, tables);<a name="line.693"></a> |
| <span class="sourceLineNo">694</span> };<a name="line.694"></a> |
| <span class="sourceLineNo">695</span><a name="line.695"></a> |
| <span class="sourceLineNo">696</span> BackupInfo.Filter typeFilter = info -> info.getType() == BackupType.INCREMENTAL;<a name="line.696"></a> |
| <span class="sourceLineNo">697</span> BackupInfo.Filter stateFilter = info -> info.getState() == BackupState.COMPLETE;<a name="line.697"></a> |
| <span class="sourceLineNo">698</span><a name="line.698"></a> |
| <span class="sourceLineNo">699</span> List<BackupInfo> allInfos = table.getBackupHistory(-1, destinationFilter, timeRangeFilter,<a name="line.699"></a> |
| <span class="sourceLineNo">700</span> tableFilter, typeFilter, stateFilter);<a name="line.700"></a> |
| <span class="sourceLineNo">701</span> if (allInfos.size() != allBackups.size()) {<a name="line.701"></a> |
| <span class="sourceLineNo">702</span> // Yes we have at least one hole in backup image sequence<a name="line.702"></a> |
| <span class="sourceLineNo">703</span> List<String> missingIds = new ArrayList<>();<a name="line.703"></a> |
| <span class="sourceLineNo">704</span> for (BackupInfo info : allInfos) {<a name="line.704"></a> |
| <span class="sourceLineNo">705</span> if (allBackups.contains(info.getBackupId())) {<a name="line.705"></a> |
| <span class="sourceLineNo">706</span> continue;<a name="line.706"></a> |
| <span class="sourceLineNo">707</span> }<a name="line.707"></a> |
| <span class="sourceLineNo">708</span> missingIds.add(info.getBackupId());<a name="line.708"></a> |
| <span class="sourceLineNo">709</span> }<a name="line.709"></a> |
| <span class="sourceLineNo">710</span> String errMsg =<a name="line.710"></a> |
| <span class="sourceLineNo">711</span> "Sequence of backup ids has 'holes'. The following backup images must be added:"<a name="line.711"></a> |
| <span class="sourceLineNo">712</span> + org.apache.hadoop.util.StringUtils.join(",", missingIds);<a name="line.712"></a> |
| <span class="sourceLineNo">713</span> throw new IOException(errMsg);<a name="line.713"></a> |
| <span class="sourceLineNo">714</span> }<a name="line.714"></a> |
| <span class="sourceLineNo">715</span> }<a name="line.715"></a> |
| <span class="sourceLineNo">716</span>}<a name="line.716"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
