http://git-wip-us.apache.org/repos/asf/hbase-site/blob/aa7ffc92/devapidocs/src-html/org/apache/hadoop/hbase/backup/util/BackupUtils.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/backup/util/BackupUtils.html b/devapidocs/src-html/org/apache/hadoop/hbase/backup/util/BackupUtils.html index 252efa5..c2de678 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/backup/util/BackupUtils.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/backup/util/BackupUtils.html @@ -92,667 +92,663 @@ <span class="sourceLineNo">084</span> */<a name="line.84"></a> <span class="sourceLineNo">085</span> public static HashMap<String, Long> getRSLogTimestampMins(<a name="line.85"></a> <span class="sourceLineNo">086</span> HashMap<TableName, HashMap<String, Long>> rsLogTimestampMap) {<a name="line.86"></a> -<span class="sourceLineNo">087</span><a name="line.87"></a> -<span class="sourceLineNo">088</span> if (rsLogTimestampMap == null || rsLogTimestampMap.isEmpty()) {<a name="line.88"></a> -<span class="sourceLineNo">089</span> return null;<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> HashMap<String, Long> rsLogTimestampMins = new HashMap<String, Long>();<a name="line.92"></a> -<span class="sourceLineNo">093</span> HashMap<String, HashMap<TableName, Long>> rsLogTimestampMapByRS =<a name="line.93"></a> -<span class="sourceLineNo">094</span> new HashMap<String, HashMap<TableName, Long>>();<a name="line.94"></a> -<span class="sourceLineNo">095</span><a name="line.95"></a> -<span class="sourceLineNo">096</span> for (Entry<TableName, HashMap<String, Long>> tableEntry : rsLogTimestampMap.entrySet()) {<a name="line.96"></a> -<span class="sourceLineNo">097</span> TableName table = tableEntry.getKey();<a name="line.97"></a> -<span class="sourceLineNo">098</span> HashMap<String, Long> rsLogTimestamp = tableEntry.getValue();<a name="line.98"></a> -<span class="sourceLineNo">099</span> for (Entry<String, Long> rsEntry : rsLogTimestamp.entrySet()) {<a name="line.99"></a> -<span class="sourceLineNo">100</span> String rs = rsEntry.getKey();<a name="line.100"></a> -<span class="sourceLineNo">101</span> Long ts = rsEntry.getValue();<a name="line.101"></a> -<span class="sourceLineNo">102</span> if (!rsLogTimestampMapByRS.containsKey(rs)) {<a name="line.102"></a> -<span class="sourceLineNo">103</span> rsLogTimestampMapByRS.put(rs, new HashMap<TableName, Long>());<a name="line.103"></a> +<span class="sourceLineNo">087</span> if (rsLogTimestampMap == null || rsLogTimestampMap.isEmpty()) {<a name="line.87"></a> +<span class="sourceLineNo">088</span> return null;<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> HashMap<String, Long> rsLogTimestampMins = new HashMap<>();<a name="line.91"></a> +<span class="sourceLineNo">092</span> HashMap<String, HashMap<TableName, Long>> rsLogTimestampMapByRS = new HashMap<>();<a name="line.92"></a> +<span class="sourceLineNo">093</span><a name="line.93"></a> +<span class="sourceLineNo">094</span> for (Entry<TableName, HashMap<String, Long>> tableEntry : rsLogTimestampMap.entrySet()) {<a name="line.94"></a> +<span class="sourceLineNo">095</span> TableName table = tableEntry.getKey();<a name="line.95"></a> +<span class="sourceLineNo">096</span> HashMap<String, Long> rsLogTimestamp = tableEntry.getValue();<a name="line.96"></a> +<span class="sourceLineNo">097</span> for (Entry<String, Long> rsEntry : rsLogTimestamp.entrySet()) {<a name="line.97"></a> +<span class="sourceLineNo">098</span> String rs = rsEntry.getKey();<a name="line.98"></a> +<span class="sourceLineNo">099</span> Long ts = rsEntry.getValue();<a name="line.99"></a> +<span class="sourceLineNo">100</span> if (!rsLogTimestampMapByRS.containsKey(rs)) {<a name="line.100"></a> +<span class="sourceLineNo">101</span> rsLogTimestampMapByRS.put(rs, new HashMap<>());<a name="line.101"></a> +<span class="sourceLineNo">102</span> rsLogTimestampMapByRS.get(rs).put(table, ts);<a name="line.102"></a> +<span class="sourceLineNo">103</span> } else {<a name="line.103"></a> <span class="sourceLineNo">104</span> rsLogTimestampMapByRS.get(rs).put(table, ts);<a name="line.104"></a> -<span class="sourceLineNo">105</span> } else {<a name="line.105"></a> -<span class="sourceLineNo">106</span> rsLogTimestampMapByRS.get(rs).put(table, ts);<a name="line.106"></a> -<span class="sourceLineNo">107</span> }<a name="line.107"></a> -<span class="sourceLineNo">108</span> }<a name="line.108"></a> -<span class="sourceLineNo">109</span> }<a name="line.109"></a> -<span class="sourceLineNo">110</span><a name="line.110"></a> -<span class="sourceLineNo">111</span> for (Entry<String, HashMap<TableName, Long>> entry : rsLogTimestampMapByRS.entrySet()) {<a name="line.111"></a> -<span class="sourceLineNo">112</span> String rs = entry.getKey();<a name="line.112"></a> -<span class="sourceLineNo">113</span> rsLogTimestampMins.put(rs, BackupUtils.getMinValue(entry.getValue()));<a name="line.113"></a> -<span class="sourceLineNo">114</span> }<a name="line.114"></a> -<span class="sourceLineNo">115</span><a name="line.115"></a> -<span class="sourceLineNo">116</span> return rsLogTimestampMins;<a name="line.116"></a> -<span class="sourceLineNo">117</span> }<a name="line.117"></a> -<span class="sourceLineNo">118</span><a name="line.118"></a> -<span class="sourceLineNo">119</span> /**<a name="line.119"></a> -<span class="sourceLineNo">120</span> * copy out Table RegionInfo into incremental backup image need to consider move this logic into<a name="line.120"></a> -<span class="sourceLineNo">121</span> * HBackupFileSystem<a name="line.121"></a> -<span class="sourceLineNo">122</span> * @param conn connection<a name="line.122"></a> -<span class="sourceLineNo">123</span> * @param backupInfo backup info<a name="line.123"></a> -<span class="sourceLineNo">124</span> * @param conf configuration<a name="line.124"></a> -<span class="sourceLineNo">125</span> * @throws IOException exception<a name="line.125"></a> -<span class="sourceLineNo">126</span> * @throws InterruptedException exception<a name="line.126"></a> -<span class="sourceLineNo">127</span> */<a name="line.127"></a> -<span class="sourceLineNo">128</span> public static void<a name="line.128"></a> -<span class="sourceLineNo">129</span> copyTableRegionInfo(Connection conn, BackupInfo backupInfo, Configuration conf)<a name="line.129"></a> -<span class="sourceLineNo">130</span> throws IOException, InterruptedException {<a name="line.130"></a> -<span class="sourceLineNo">131</span> Path rootDir = FSUtils.getRootDir(conf);<a name="line.131"></a> -<span class="sourceLineNo">132</span> FileSystem fs = rootDir.getFileSystem(conf);<a name="line.132"></a> -<span class="sourceLineNo">133</span><a name="line.133"></a> -<span class="sourceLineNo">134</span> // for each table in the table set, copy out the table info and region<a name="line.134"></a> -<span class="sourceLineNo">135</span> // info files in the correct directory structure<a name="line.135"></a> -<span class="sourceLineNo">136</span> for (TableName table : backupInfo.getTables()) {<a name="line.136"></a> -<span class="sourceLineNo">137</span><a name="line.137"></a> -<span class="sourceLineNo">138</span> if (!MetaTableAccessor.tableExists(conn, table)) {<a name="line.138"></a> -<span class="sourceLineNo">139</span> LOG.warn("Table " + table + " does not exists, skipping it.");<a name="line.139"></a> -<span class="sourceLineNo">140</span> continue;<a name="line.140"></a> -<span class="sourceLineNo">141</span> }<a name="line.141"></a> -<span class="sourceLineNo">142</span> TableDescriptor orig = FSTableDescriptors.getTableDescriptorFromFs(fs, rootDir, table);<a name="line.142"></a> -<span class="sourceLineNo">143</span><a name="line.143"></a> -<span class="sourceLineNo">144</span> // write a copy of descriptor to the target directory<a name="line.144"></a> -<span class="sourceLineNo">145</span> Path target = new Path(backupInfo.getTableBackupDir(table));<a name="line.145"></a> -<span class="sourceLineNo">146</span> FileSystem targetFs = target.getFileSystem(conf);<a name="line.146"></a> -<span class="sourceLineNo">147</span> FSTableDescriptors descriptors =<a name="line.147"></a> -<span class="sourceLineNo">148</span> new FSTableDescriptors(conf, targetFs, FSUtils.getRootDir(conf));<a name="line.148"></a> -<span class="sourceLineNo">149</span> descriptors.createTableDescriptorForTableDirectory(target, orig, false);<a name="line.149"></a> -<span class="sourceLineNo">150</span> LOG.debug("Attempting to copy table info for:" + table + " target: " + target<a name="line.150"></a> -<span class="sourceLineNo">151</span> + " descriptor: " + orig);<a name="line.151"></a> -<span class="sourceLineNo">152</span> LOG.debug("Finished copying tableinfo.");<a name="line.152"></a> -<span class="sourceLineNo">153</span> List<RegionInfo> regions = null;<a name="line.153"></a> -<span class="sourceLineNo">154</span> regions = MetaTableAccessor.getTableRegions(conn, table);<a name="line.154"></a> -<span class="sourceLineNo">155</span> // For each region, write the region info to disk<a name="line.155"></a> -<span class="sourceLineNo">156</span> LOG.debug("Starting to write region info for table " + table);<a name="line.156"></a> -<span class="sourceLineNo">157</span> for (RegionInfo regionInfo : regions) {<a name="line.157"></a> -<span class="sourceLineNo">158</span> Path regionDir =<a name="line.158"></a> -<span class="sourceLineNo">159</span> HRegion.getRegionDir(new Path(backupInfo.getTableBackupDir(table)), regionInfo);<a name="line.159"></a> -<span class="sourceLineNo">160</span> regionDir = new Path(backupInfo.getTableBackupDir(table), regionDir.getName());<a name="line.160"></a> -<span class="sourceLineNo">161</span> writeRegioninfoOnFilesystem(conf, targetFs, regionDir, regionInfo);<a name="line.161"></a> -<span class="sourceLineNo">162</span> }<a name="line.162"></a> -<span class="sourceLineNo">163</span> LOG.debug("Finished writing region info for table " + table);<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> /**<a name="line.167"></a> -<span class="sourceLineNo">168</span> * Write the .regioninfo file on-disk.<a name="line.168"></a> -<span class="sourceLineNo">169</span> */<a name="line.169"></a> -<span class="sourceLineNo">170</span> public static void writeRegioninfoOnFilesystem(final Configuration conf, final 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class="sourceLineNo">269</span> public boolean accept(Path p) {<a name="line.269"></a> -<span class="sourceLineNo">270</span> try {<a name="line.270"></a> -<span class="sourceLineNo">271</span> if (AbstractFSWALProvider.isMetaFile(p)) {<a name="line.271"></a> -<span class="sourceLineNo">272</span> return false;<a name="line.272"></a> -<span class="sourceLineNo">273</span> }<a name="line.273"></a> -<span class="sourceLineNo">274</span> String host = parseHostNameFromLogFile(p);<a name="line.274"></a> -<span class="sourceLineNo">275</span> if (host == null) {<a name="line.275"></a> -<span class="sourceLineNo">276</span> return false;<a name="line.276"></a> -<span class="sourceLineNo">277</span> }<a name="line.277"></a> -<span class="sourceLineNo">278</span> Long oldTimestamp = hostTimestampMap.get(host);<a name="line.278"></a> -<span class="sourceLineNo">279</span> Long currentLogTS = BackupUtils.getCreationTime(p);<a name="line.279"></a> -<span class="sourceLineNo">280</span> return 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+<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><a name="line.108"></a> +<span class="sourceLineNo">109</span> for (Entry<String, HashMap<TableName, Long>> entry : rsLogTimestampMapByRS.entrySet()) {<a name="line.109"></a> +<span class="sourceLineNo">110</span> String rs = entry.getKey();<a name="line.110"></a> +<span class="sourceLineNo">111</span> rsLogTimestampMins.put(rs, BackupUtils.getMinValue(entry.getValue()));<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> return rsLogTimestampMins;<a name="line.114"></a> +<span class="sourceLineNo">115</span> }<a name="line.115"></a> +<span class="sourceLineNo">116</span><a name="line.116"></a> +<span class="sourceLineNo">117</span> /**<a name="line.117"></a> +<span class="sourceLineNo">118</span> * copy out Table RegionInfo into incremental backup image need to consider move this logic into<a name="line.118"></a> +<span class="sourceLineNo">119</span> * HBackupFileSystem<a name="line.119"></a> +<span class="sourceLineNo">120</span> * @param conn connection<a name="line.120"></a> +<span class="sourceLineNo">121</span> * @param backupInfo backup info<a name="line.121"></a> +<span class="sourceLineNo">122</span> * @param conf configuration<a name="line.122"></a> +<span class="sourceLineNo">123</span> * @throws IOException exception<a name="line.123"></a> +<span class="sourceLineNo">124</span> */<a name="line.124"></a> +<span class="sourceLineNo">125</span> public static void copyTableRegionInfo(Connection conn, BackupInfo backupInfo, Configuration conf)<a name="line.125"></a> +<span class="sourceLineNo">126</span> throws IOException {<a name="line.126"></a> +<span class="sourceLineNo">127</span> Path rootDir = FSUtils.getRootDir(conf);<a name="line.127"></a> +<span class="sourceLineNo">128</span> FileSystem fs = rootDir.getFileSystem(conf);<a name="line.128"></a> +<span class="sourceLineNo">129</span><a name="line.129"></a> +<span class="sourceLineNo">130</span> // for each table in the table set, copy out the table info and region<a name="line.130"></a> +<span class="sourceLineNo">131</span> // info files in the correct directory structure<a name="line.131"></a> +<span class="sourceLineNo">132</span> for (TableName table : backupInfo.getTables()) {<a name="line.132"></a> +<span class="sourceLineNo">133</span> if (!MetaTableAccessor.tableExists(conn, table)) {<a name="line.133"></a> +<span class="sourceLineNo">134</span> LOG.warn("Table " + table + " does not exists, skipping it.");<a name="line.134"></a> +<span class="sourceLineNo">135</span> continue;<a name="line.135"></a> +<span class="sourceLineNo">136</span> }<a name="line.136"></a> +<span class="sourceLineNo">137</span> TableDescriptor orig = FSTableDescriptors.getTableDescriptorFromFs(fs, rootDir, table);<a name="line.137"></a> +<span class="sourceLineNo">138</span><a name="line.138"></a> +<span class="sourceLineNo">139</span> // write a copy of descriptor to the target directory<a name="line.139"></a> +<span class="sourceLineNo">140</span> Path target = new Path(backupInfo.getTableBackupDir(table));<a name="line.140"></a> +<span class="sourceLineNo">141</span> FileSystem targetFs = target.getFileSystem(conf);<a name="line.141"></a> +<span class="sourceLineNo">142</span> FSTableDescriptors descriptors =<a name="line.142"></a> +<span class="sourceLineNo">143</span> new FSTableDescriptors(conf, targetFs, FSUtils.getRootDir(conf));<a name="line.143"></a> +<span class="sourceLineNo">144</span> descriptors.createTableDescriptorForTableDirectory(target, orig, false);<a name="line.144"></a> +<span class="sourceLineNo">145</span> LOG.debug("Attempting to copy table info for:" + table + " target: " + target<a name="line.145"></a> +<span class="sourceLineNo">146</span> + " descriptor: " + orig);<a name="line.146"></a> +<span class="sourceLineNo">147</span> LOG.debug("Finished copying tableinfo.");<a name="line.147"></a> +<span class="sourceLineNo">148</span> List<RegionInfo> regions = MetaTableAccessor.getTableRegions(conn, table);<a name="line.148"></a> +<span class="sourceLineNo">149</span> // For each region, write the region info to disk<a name="line.149"></a> +<span class="sourceLineNo">150</span> LOG.debug("Starting to write region info for table " + table);<a name="line.150"></a> +<span class="sourceLineNo">151</span> for (RegionInfo regionInfo : regions) {<a name="line.151"></a> +<span class="sourceLineNo">152</span> Path regionDir =<a name="line.152"></a> +<span class="sourceLineNo">153</span> HRegion.getRegionDir(new Path(backupInfo.getTableBackupDir(table)), regionInfo);<a name="line.153"></a> +<span class="sourceLineNo">154</span> regionDir = new Path(backupInfo.getTableBackupDir(table), regionDir.getName());<a name="line.154"></a> +<span class="sourceLineNo">155</span> writeRegioninfoOnFilesystem(conf, targetFs, regionDir, regionInfo);<a name="line.155"></a> +<span class="sourceLineNo">156</span> }<a name="line.156"></a> +<span class="sourceLineNo">157</span> LOG.debug("Finished writing region info for table " + table);<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><a name="line.160"></a> +<span class="sourceLineNo">161</span> /**<a name="line.161"></a> +<span class="sourceLineNo">162</span> * Write the .regioninfo file on-disk.<a name="line.162"></a> +<span class="sourceLineNo">163</span> */<a name="line.163"></a> +<span class="sourceLineNo">164</span> public static void writeRegioninfoOnFilesystem(final Configuration conf, final FileSystem fs,<a name="line.164"></a> +<span class="sourceLineNo">165</span> final Path regionInfoDir, RegionInfo regionInfo) throws IOException {<a name="line.165"></a> +<span class="sourceLineNo">166</span> final byte[] content = RegionInfo.toDelimitedByteArray(regionInfo);<a name="line.166"></a> +<span class="sourceLineNo">167</span> Path regionInfoFile = new Path(regionInfoDir, "." + HConstants.REGIONINFO_QUALIFIER_STR);<a name="line.167"></a> +<span class="sourceLineNo">168</span> // First check to get the permissions<a name="line.168"></a> +<span class="sourceLineNo">169</span> FsPermission perms = FSUtils.getFilePermissions(fs, conf, HConstants.DATA_FILE_UMASK_KEY);<a name="line.169"></a> +<span class="sourceLineNo">170</span> // Write the RegionInfo file content<a name="line.170"></a> +<span class="sourceLineNo">171</span> FSDataOutputStream out = FSUtils.create(conf, fs, regionInfoFile, perms, null);<a name="line.171"></a> +<span class="sourceLineNo">172</span> try {<a name="line.172"></a> +<span class="sourceLineNo">173</span> out.write(content);<a name="line.173"></a> +<span class="sourceLineNo">174</span> } finally {<a name="line.174"></a> +<span class="sourceLineNo">175</span> out.close();<a name="line.175"></a> +<span class="sourceLineNo">176</span> }<a name="line.176"></a> +<span class="sourceLineNo">177</span> }<a name="line.177"></a> +<span class="sourceLineNo">178</span><a name="line.178"></a> +<span class="sourceLineNo">179</span> /**<a name="line.179"></a> +<span class="sourceLineNo">180</span> * Parses hostname:port from WAL file path<a name="line.180"></a> +<span class="sourceLineNo">181</span> * @param p path to WAL file<a name="line.181"></a> +<span class="sourceLineNo">182</span> * @return hostname:port<a name="line.182"></a> +<span class="sourceLineNo">183</span> */<a name="line.183"></a> +<span class="sourceLineNo">184</span> public static String parseHostNameFromLogFile(Path p) {<a name="line.184"></a> +<span class="sourceLineNo">185</span> try {<a name="line.185"></a> +<span class="sourceLineNo">186</span> if (AbstractFSWALProvider.isArchivedLogFile(p)) {<a name="line.186"></a> +<span class="sourceLineNo">187</span> return BackupUtils.parseHostFromOldLog(p);<a name="line.187"></a> +<span class="sourceLineNo">188</span> } else {<a name="line.188"></a> +<span class="sourceLineNo">189</span> ServerName sname = AbstractFSWALProvider.getServerNameFromWALDirectoryName(p);<a name="line.189"></a> +<span class="sourceLineNo">190</span> if (sname != null) {<a name="line.190"></a> +<span class="sourceLineNo">191</span> return sname.getAddress().toString();<a name="line.191"></a> +<span class="sourceLineNo">192</span> } else {<a name="line.192"></a> +<span class="sourceLineNo">193</span> LOG.error("Skip log file (can't parse): " + p);<a name="line.193"></a> +<span class="sourceLineNo">194</span> return null;<a name="line.194"></a> +<span class="sourceLineNo">195</span> }<a name="line.195"></a> +<span class="sourceLineNo">196</span> }<a name="line.196"></a> +<span class="sourceLineNo">197</span> } catch (Exception e) {<a name="line.197"></a> +<span class="sourceLineNo">198</span> LOG.error("Skip log file (can't parse): " + p, e);<a name="line.198"></a> +<span class="sourceLineNo">199</span> return null;<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> /**<a name="line.203"></a> +<span class="sourceLineNo">204</span> * Returns WAL file name<a name="line.204"></a> +<span class="sourceLineNo">205</span> * @param walFileName WAL file name<a name="line.205"></a> +<span class="sourceLineNo">206</span> * @return WAL file name<a name="line.206"></a> +<span class="sourceLineNo">207</span> */<a name="line.207"></a> +<span class="sourceLineNo">208</span> public static String getUniqueWALFileNamePart(String walFileName) {<a name="line.208"></a> +<span class="sourceLineNo">209</span> return getUniqueWALFileNamePart(new Path(walFileName));<a name="line.209"></a> +<span class="sourceLineNo">210</span> }<a name="line.210"></a> +<span class="sourceLineNo">211</span><a name="line.211"></a> +<span class="sourceLineNo">212</span> /**<a name="line.212"></a> +<span class="sourceLineNo">213</span> * Returns WAL file name<a name="line.213"></a> +<span class="sourceLineNo">214</span> * @param p WAL file path<a name="line.214"></a> +<span class="sourceLineNo">215</span> * @return WAL file name<a name="line.215"></a> +<span class="sourceLineNo">216</span> */<a name="line.216"></a> +<span class="sourceLineNo">217</span> public static String getUniqueWALFileNamePart(Path p) {<a name="line.217"></a> +<span class="sourceLineNo">218</span> return p.getName();<a name="line.218"></a> +<span class="sourceLineNo">219</span> }<a name="line.219"></a> +<span class="sourceLineNo">220</span><a name="line.220"></a> +<span class="sourceLineNo">221</span> /**<a name="line.221"></a> +<span class="sourceLineNo">222</span> * Get the total length of files under the given directory recursively.<a name="line.222"></a> +<span class="sourceLineNo">223</span> * @param fs The hadoop file system<a name="line.223"></a> +<span class="sourceLineNo">224</span> * @param dir The target directory<a name="line.224"></a> +<span class="sourceLineNo">225</span> * @return the total length of files<a name="line.225"></a> +<span class="sourceLineNo">226</span> * @throws IOException exception<a name="line.226"></a> +<span class="sourceLineNo">227</span> */<a name="line.227"></a> +<span class="sourceLineNo">228</span> public static long getFilesLength(FileSystem fs, Path dir) throws IOException {<a name="line.228"></a> +<span class="sourceLineNo">229</span> long totalLength = 0;<a name="line.229"></a> +<span class="sourceLineNo">230</span> FileStatus[] files = FSUtils.listStatus(fs, dir);<a name="line.230"></a> +<span class="sourceLineNo">231</span> if (files != null) {<a name="line.231"></a> +<span class="sourceLineNo">232</span> for (FileStatus fileStatus : files) {<a name="line.232"></a> +<span class="sourceLineNo">233</span> if (fileStatus.isDirectory()) {<a name="line.233"></a> +<span class="sourceLineNo">234</span> totalLength += getFilesLength(fs, fileStatus.getPath());<a name="line.234"></a> +<span class="sourceLineNo">235</span> } else {<a name="line.235"></a> +<span class="sourceLineNo">236</span> totalLength += fileStatus.getLen();<a name="line.236"></a> +<span class="sourceLineNo">237</span> }<a name="line.237"></a> +<span class="sourceLineNo">238</span> }<a name="line.238"></a> +<span class="sourceLineNo">239</span> }<a name="line.239"></a> +<span class="sourceLineNo">240</span> return totalLength;<a name="line.240"></a> +<span class="sourceLineNo">241</span> }<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> /**<a name="line.243"></a> +<span class="sourceLineNo">244</span> * Get list of all old WAL files (WALs and archive)<a name="line.244"></a> +<span class="sourceLineNo">245</span> * @param c configuration<a name="line.245"></a> +<span class="sourceLineNo">246</span> * @param hostTimestampMap {host,timestamp} map<a name="line.246"></a> +<span class="sourceLineNo">247</span> * @return list of WAL files<a name="line.247"></a> +<span class="sourceLineNo">248</span> * @throws IOException exception<a name="line.248"></a> +<span class="sourceLineNo">249</span> */<a name="line.249"></a> +<span class="sourceLineNo">250</span> public static List<String> getWALFilesOlderThan(final Configuration c,<a name="line.250"></a> +<span class="sourceLineNo">251</span> final HashMap<String, Long> hostTimestampMap) throws IOException {<a name="line.251"></a> +<span class="sourceLineNo">252</span> Path rootDir = FSUtils.getRootDir(c);<a name="line.252"></a> +<span class="sourceLineNo">253</span> Path logDir = new Path(rootDir, HConstants.HREGION_LOGDIR_NAME);<a name="line.253"></a> +<span class="sourceLineNo">254</span> Path oldLogDir = new Path(rootDir, HConstants.HREGION_OLDLOGDIR_NAME);<a name="line.254"></a> +<span class="sourceLineNo">255</span> List<String> logFiles = new ArrayList<>();<a name="line.255"></a> +<span class="sourceLineNo">256</span><a name="line.256"></a> +<span class="sourceLineNo">257</span> PathFilter filter = p -> {<a name="line.257"></a> +<span class="sourceLineNo">258</span> try {<a name="line.258"></a> +<span class="sourceLineNo">259</span> if (AbstractFSWALProvider.isMetaFile(p)) {<a name="line.259"></a> +<span class="sourceLineNo">260</span> return false;<a name="line.260"></a> +<span class="sourceLineNo">261</span> }<a name="line.261"></a> +<span class="sourceLineNo">262</span> String host = parseHostNameFromLogFile(p);<a name="line.262"></a> +<span class="sourceLineNo">263</span> if (host == null) {<a name="line.263"></a> +<span class="sourceLineNo">264</span> return false;<a name="line.264"></a> +<span class="sourceLineNo">265</span> }<a name="line.265"></a> +<span class="sourceLineNo">266</span> Long oldTimestamp = hostTimestampMap.get(host);<a name="line.266"></a> +<span class="sourceLineNo">267</span> Long currentLogTS = BackupUtils.getCreationTime(p);<a name="line.267"></a> +<span class="sourceLineNo">268</span> return currentLogTS <= oldTimestamp;<a name="line.268"></a> +<span class="sourceLineNo">269</span> } catch (Exception e) {<a name="line.269"></a> +<span class="sourceLineNo">270</span> LOG.warn("Can not parse" + p, e);<a name="line.270"></a> +<span class="sourceLineNo">271</span> return false;<a name="line.271"></a> +<span class="sourceLineNo">272</span> }<a name="line.272"></a> +<span class="sourceLineNo">273</span> };<a name="line.273"></a> +<span class="sourceLineNo">274</span> FileSystem fs = FileSystem.get(c);<a name="line.274"></a> +<span class="sourceLineNo">275</span> logFiles = BackupUtils.getFiles(fs, logDir, logFiles, filter);<a name="line.275"></a> +<span class="sourceLineNo">276</span> logFiles = BackupUtils.getFiles(fs, oldLogDir, logFiles, filter);<a name="line.276"></a> +<span class="sourceLineNo">277</span> return logFiles;<a name="line.277"></a> +<span class="sourceLineNo">278</span> }<a name="line.278"></a> +<span class="sourceLineNo">279</span><a name="line.279"></a> +<span class="sourceLineNo">280</span> public static TableName[] parseTableNames(String tables) {<a name="line.280"></a> +<span class="sourceLineNo">281</span> if (tables == null) {<a name="line.281"></a> +<span class="sourceLineNo">282</span> return null;<a name="line.282"></a> +<span class="sourceLineNo">283</span> }<a name="line.283"></a> +<span class="sourceLineNo">284</span> String[] tableArray = tables.split(BackupRestoreConstants.TABLENAME_DELIMITER_IN_COMMAND);<a name="line.284"></a> +<span class="sourceLineNo">285</span><a name="line.285"></a> +<span class="sourceLineNo">286</span> TableName[] ret = new TableName[tableArray.length];<a name="line.286"></a> +<span class="sourceLineNo">287</span> for (int i = 0; i < tableArray.length; i++) {<a name="line.287"></a> +<span class="sourceLineNo">288</span> ret[i] = TableName.valueOf(tableArray[i]);<a name="line.288"></a> +<span class="sourceLineNo">289</span> }<a name="line.289"></a> +<span class="sourceLineNo">290</span> return ret;<a name="line.290"></a> <span class="sourceLineNo">291</span> }<a name="line.291"></a> <span class="sourceLineNo">292</span><a name="line.292"></a> -<span class="sourceLineNo">293</span> public static TableName[] parseTableNames(String tables) {<a name="line.293"></a> -<span class="sourceLineNo">294</span> if (tables == null) {<a name="line.294"></a> -<span class="sourceLineNo">295</span> return null;<a name="line.295"></a> -<span class="sourceLineNo">296</span> }<a name="line.296"></a> -<span class="sourceLineNo">297</span> String[] tableArray = tables.split(BackupRestoreConstants.TABLENAME_DELIMITER_IN_COMMAND);<a name="line.297"></a> -<span class="sourceLineNo">298</span><a name="line.298"></a> -<span class="sourceLineNo">299</span> TableName[] ret = new TableName[tableArray.length];<a name="line.299"></a> -<span class="sourceLineNo">300</span> for (int i = 0; i < tableArray.length; i++) {<a name="line.300"></a> -<span class="sourceLineNo">301</span> ret[i] = TableName.valueOf(tableArray[i]);<a name="line.301"></a> -<span class="sourceLineNo">302</span> }<a name="line.302"></a> -<span class="sourceLineNo">303</span> return ret;<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> * Check whether the backup path exist<a name="line.307"></a> -<span class="sourceLineNo">308</span> * @param backupStr backup<a name="line.308"></a> -<span class="sourceLineNo">309</span> * @param conf configuration<a name="line.309"></a> -<span class="sourceLineNo">310</span> * @return Yes if path exists<a name="line.310"></a> -<span class="sourceLineNo">311</span> * @throws IOException exception<a name="line.311"></a> -<span class="sourceLineNo">312</span> */<a name="line.312"></a> -<span class="sourceLineNo">313</span> public static boolean checkPathExist(String backupStr, Configuration conf) throws IOException {<a name="line.313"></a> -<span class="sourceLineNo">314</span> boolean isExist = false;<a name="line.314"></a> -<span class="sourceLineNo">315</span> Path backupPath = new Path(backupStr);<a name="line.315"></a> -<span class="sourceLineNo">316</span> FileSystem fileSys = backupPath.getFileSystem(conf);<a name="line.316"></a> -<span class="sourceLineNo">317</span> String targetFsScheme = fileSys.getUri().getScheme();<a name="line.317"></a> -<span class="sourceLineNo">318</span> if (LOG.isTraceEnabled()) {<a name="line.318"></a> -<span class="sourceLineNo">319</span> LOG.trace("Schema of given url: " + backupStr + " is: " + targetFsScheme);<a name="line.319"></a> -<span class="sourceLineNo">320</span> }<a name="line.320"></a> -<span class="sourceLineNo">321</span> if (fileSys.exists(backupPath)) {<a name="line.321"></a> -<span class="sourceLineNo">322</span> isExist = true;<a name="line.322"></a> -<span class="sourceLineNo">323</span> }<a name="line.323"></a> -<span class="sourceLineNo">324</span> return isExist;<a name="line.324"></a> -<span class="sourceLineNo">325</span> }<a name="line.325"></a> -<span class="sourceLineNo">326</span><a name="line.326"></a> -<span class="sourceLineNo">327</span> /**<a name="line.327"></a> -<span class="sourceLineNo">328</span> * Check target path first, confirm it doesn't exist before backup<a name="line.328"></a> -<span class="sourceLineNo">329</span> * @param backupRootPath backup destination path<a name="line.329"></a> -<span class="sourceLineNo">330</span> * @param conf configuration<a name="line.330"></a> -<span class="sourceLineNo">331</span> * @throws IOException exception<a name="line.331"></a> -<span class="sourceLineNo">332</span> */<a name="line.332"></a> -<span class="sourceLineNo">333</span> public static void checkTargetDir(String backupRootPath, Configuration conf) throws IOException {<a name="line.333"></a> -<span class="sourceLineNo">334</span> boolean targetExists = false;<a name="line.334"></a> -<span class="sourceLineNo">335</span> try {<a name="line.335"></a> -<span class="sourceLineNo">336</span> targetExists = checkPathExist(backupRootPath, conf);<a name="line.336"></a> -<span class="sourceLineNo">337</span> } catch (IOException e) {<a name="line.337"></a> -<span class="sourceLineNo">338</span> String expMsg = e.getMessage();<a name="line.338"></a> -<span class="sourceLineNo">339</span> String newMsg = null;<a name="line.339"></a> -<span class="sourceLineNo">340</span> if (expMsg.contains("No FileSystem for scheme")) {<a name="line.340"></a> -<span class="sourceLineNo">341</span> newMsg =<a name="line.341"></a> -<span class="sourceLineNo">342</span> "Unsupported filesystem scheme found in the backup target url. Error Message: "<a name="line.342"></a> -<span class="sourceLineNo">343</span> + newMsg;<a name="line.343"></a> -<span class="sourceLineNo">344</span> LOG.error(newMsg);<a name="line.344"></a> -<span class="sourceLineNo">345</span> throw new IOException(newMsg);<a name="line.345"></a> -<span class="sourceLineNo">346</span> } else {<a name="line.346"></a> -<span class="sourceLineNo">347</span> throw e;<a name="line.347"></a> -<span class="sourceLineNo">348</span> }<a name="line.348"></a> -<span class="sourceLineNo">349</span> }<a name="line.349"></a> -<span class="sourceLineNo">350</span><a name="line.350"></a> -<span class="sourceLineNo">351</span> if (targetExists) {<a name="line.351"></a> -<span class="sourceLineNo">352</span> LOG.info("Using existing backup root dir: " + backupRootPath);<a name="line.352"></a> -<span class="sourceLineNo">353</span> } else {<a name="line.353"></a> -<span class="sourceLineNo">354</span> LOG.info("Backup root dir " + backupRootPath + " does not exist. 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class="sourceLineNo">426</span> cleanupTargetDir(context, conf);<a name="line.426"></a> -<span class="sourceLineNo">427</span> }<a name="line.427"></a> -<span class="sourceLineNo">428</span><a name="line.428"></a> -<span class="sourceLineNo">429</span> /**<a name="line.429"></a> -<span class="sourceLineNo">430</span> * Clean up directories which are generated when DistCp copying hlogs<a name="line.430"></a> -<span class="sourceLineNo">431</span> * @param backupInfo backup info<a name="line.431"></a> -<span class="sourceLineNo">432</span> * @param conf configuration<a name="line.432"></a> -<span class="sourceLineNo">433</span> * @throws IOException exception<a name="line.433"></a> -<span class="sourceLineNo">434</span> */<a name="line.434"></a> -<span class="sourceLineNo">435</span> private static void cleanupHLogDir(BackupInfo backupInfo, Configuration conf) throws IOException {<a name="line.435"></a> -<span class="sourceLineNo">436</span><a name="line.436"></a> -<span class="sourceLineNo">437</span> String logDir = backupInfo.getHLogTargetDir();<a name="line.437"></a> -<span class="sourceLineNo">438</span> if (logDir == null) {<a name="line.438"></a> -<span class="sourceLineNo">439</span> LOG.warn("No log directory specified for " + backupInfo.getBackupId());<a name="line.439"></a> -<span class="sourceLineNo">440</span> return;<a name="line.440"></a> -<span class="sourceLineNo">441</span> }<a name="line.441"></a> -<span class="sourceLineNo">442</span><a name="line.442"></a> -<span class="sourceLineNo">443</span> Path rootPath = new Path(logDir).getParent();<a name="line.443"></a> -<span class="sourceLineNo">444</span> FileSystem fs = FileSystem.get(rootPath.toUri(), conf);<a name="line.444"></a> -<span class="sourceLineNo">445</span> FileStatus[] files = listStatus(fs, rootPath, null);<a name="line.445"></a> -<span class="sourceLineNo">446</span> if (files == null) {<a name="line.446"></a> -<span class="sourceLineNo">447</span> return;<a 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backupInfo.getBackupId());<a name="line.458"></a> -<span class="sourceLineNo">459</span> String targetDir = backupInfo.getBackupRootDir();<a name="line.459"></a> -<span class="sourceLineNo">460</span> if (targetDir == null) {<a name="line.460"></a> -<span class="sourceLineNo">461</span> LOG.warn("No target directory specified for " + backupInfo.getBackupId());<a name="line.461"></a> -<span class="sourceLineNo">462</span> return;<a name="line.462"></a> -<span class="sourceLineNo">463</span> }<a name="line.463"></a> -<span class="sourceLineNo">464</span><a name="line.464"></a> -<span class="sourceLineNo">465</span> FileSystem outputFs = FileSystem.get(new Path(backupInfo.getBackupRootDir()).toUri(), conf);<a name="line.465"></a> -<span class="sourceLineNo">466</span><a name="line.466"></a> -<span class="sourceLineNo">467</span> for (TableName table : backupInfo.getTables()) {<a name="line.467"></a> -<span class="sourceLineNo">468</span> Path targetDirPath =<a name="line.468"></a> -<span class="sourceLineNo">469</span> new Path(getTableBackupDir(backupInfo.getBackupRootDir(), backupInfo.getBackupId(),<a name="line.469"></a> -<span class="sourceLineNo">470</span> table));<a name="line.470"></a> -<span class="sourceLineNo">471</span> if (outputFs.delete(targetDirPath, true)) {<a name="line.471"></a> -<span class="sourceLineNo">472</span> LOG.info("Cleaning up backup data at " + targetDirPath.toString() + " done.");<a name="line.472"></a> -<span class="sourceLineNo">473</span> } else {<a name="line.473"></a> -<span class="sourceLineNo">474</span> LOG.info("No data has been found in " + targetDirPath.toString() + ".");<a name="line.474"></a> -<span class="sourceLineNo">475</span> }<a name="line.475"></a> -<span class="sourceLineNo">476</span><a name="line.476"></a> -<span class="sourceLineNo">477</span> Path tableDir = targetDirPath.getParent();<a name="line.477"></a> -<span class="sourceLineNo">478</span> FileStatus[] backups = listStatus(outputFs, tableDir, null);<a 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class="sourceLineNo">498</span> * @return backupPath String for the particular table<a name="line.498"></a> -<span class="sourceLineNo">499</span> */<a name="line.499"></a> -<span class="sourceLineNo">500</span> public static String<a name="line.500"></a> -<span class="sourceLineNo">501</span> getTableBackupDir(String backupRootDir, String backupId, TableName tableName) {<a name="line.501"></a> -<span class="sourceLineNo">502</span> return backupRootDir + Path.SEPARATOR + backupId + Path.SEPARATOR<a name="line.502"></a> -<span class="sourceLineNo">503</span> + tableName.getNamespaceAsString() + Path.SEPARATOR + tableName.getQualifierAsString()<a name="line.503"></a> -<span class="sourceLineNo">504</span> + Path.SEPARATOR;<a name="line.504"></a> -<span class="sourceLineNo">505</span> }<a name="line.505"></a> -<span class="sourceLineNo">506</span><a name="line.506"></a> -<span class="sourceLineNo">507</span> /**<a name="line.507"></a> -<span class="sourceLineNo">508</span> * Sort history list by start time in descending order.<a name="line.508"></a> -<span class="sourceLineNo">509</span> * @param historyList history list<a name="line.509"></a> -<span class="sourceLineNo">510</span> * @return sorted list of BackupCompleteData<a name="line.510"></a> -<span class="sourceLineNo">511</span> */<a name="line.511"></a> -<span class="sourceLineNo">512</span> public static ArrayList<BackupInfo> sortHistoryListDesc(ArrayList<BackupInfo> historyList) {<a name="line.512"></a> -<span class="sourceLineNo">513</span> ArrayList<BackupInfo> list = new ArrayList<BackupInfo>();<a name="line.513"></a> -<span class="sourceLineNo">514</span> TreeMap<String, BackupInfo> map = new TreeMap<String, BackupInfo>();<a name="line.514"></a> -<span class="sourceLineNo">515</span> for (BackupInfo h : historyList) {<a name="line.515"></a> -<span class="sourceLineNo">516</span> map.put(Long.toString(h.getStartTs()), h);<a name="line.516"></a> -<span class="sourceLineNo">517</span> }<a 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class="sourceLineNo">549</span> /**<a name="line.549"></a> -<span class="sourceLineNo">550</span> * Return the 'path' component of a Path. In Hadoop, Path is an URI. This method returns the<a name="line.550"></a> -<span class="sourceLineNo">551</span> * 'path' component of a Path's URI: e.g. If a Path is<a name="line.551"></a> -<span class="sourceLineNo">552</span> * <code>hdfs://example.org:9000/hbase_trunk/TestTable/compaction.dir</code>, this method returns<a name="line.552"></a> -<span class="sourceLineNo">553</span> * <code>/hbase_trunk/TestTable/compaction.dir</code>. This method is useful if you want to print<a name="line.553"></a> -<span class="sourceLineNo">554</span> * out a Path without qualifying Filesystem instance.<a name="line.554"></a> -<span class="sourceLineNo">555</span> * @param p file system Path whose 'path' component we are to return.<a name="line.555"></a> -<span class="sourceLineNo">556</span> * @return Path portion of the Filesystem<a name="line.556"></a> +<span class="sourceLineNo">293</span> /**<a name="line.293"></a> +<span class="sourceLineNo">294</span> * Check whether the backup path exist<a name="line.294"></a> +<span class="sourceLineNo">295</span> * @param backupStr backup<a name="line.295"></a> +<span class="sourceLineNo">296</span> * @param conf configuration<a name="line.296"></a> +<span class="sourceLineNo">297</span> * @return Yes if path exists<a name="line.297"></a> +<span class="sourceLineNo">298</span> * @throws IOException exception<a name="line.298"></a> +<span class="sourceLineNo">299</span> */<a name="line.299"></a> +<span class="sourceLineNo">300</span> public static boolean checkPathExist(String backupStr, Configuration conf) throws IOException {<a name="line.300"></a> +<span class="sourceLineNo">301</span> boolean isExist = false;<a name="line.301"></a> +<span class="sourceLineNo">302</span> Path backupPath = new Path(backupStr);<a name="line.302"></a> +<span class="sourceLineNo">303</span> FileSystem fileSys = backupPath.getFileSystem(conf);<a name="line.303"></a> +<span class="sourceLineNo">304</span> String targetFsScheme = fileSys.getUri().getScheme();<a name="line.304"></a> +<span class="sourceLineNo">305</span> if (LOG.isTraceEnabled()) {<a name="line.305"></a> +<span class="sourceLineNo">306</span> LOG.trace("Schema of given url: " + backupStr + " is: " + targetFsScheme);<a name="line.306"></a> +<span class="sourceLineNo">307</span> }<a name="line.307"></a> +<span class="sourceLineNo">308</span> if (fileSys.exists(backupPath)) {<a name="line.308"></a> +<span class="sourceLineNo">309</span> isExist = true;<a name="line.309"></a> +<span class="sourceLineNo">310</span> }<a name="line.310"></a> +<span class="sourceLineNo">311</span> return isExist;<a name="line.311"></a> +<span class="sourceLineNo">312</span> }<a name="line.312"></a> +<span class="sourceLineNo">313</span><a name="line.313"></a> +<span class="sourceLineNo">314</span> /**<a name="line.314"></a> +<span class="sourceLineNo">315</span> * Check target path first, confirm it doesn't exist before backup<a name="line.315"></a> +<span class="sourceLineNo">316</span> * @param backupRootPath backup destination path<a name="line.316"></a> +<span class="sourceLineNo">317</span> * @param conf configuration<a name="line.317"></a> +<span class="sourceLineNo">318</span> * @throws IOException exception<a name="line.318"></a> +<span class="sourceLineNo">319</span> */<a name="line.319"></a> +<span class="sourceLineNo">320</span> public static void checkTargetDir(String backupRootPath, Configuration conf) throws IOException {<a name="line.320"></a> +<span class="sourceLineNo">321</span> boolean targetExists;<a name="line.321"></a> +<span class="sourceLineNo">322</span> try {<a name="line.322"></a> +<span class="sourceLineNo">323</span> targetExists = checkPathExist(backupRootPath, conf);<a name="line.323"></a> +<span class="sourceLineNo">324</span> } catch (IOException e) {<a name="line.324"></a> +<span class="sourceLineNo">325</span> String expMsg = e.getMessage();<a name="line.325"></a> +<span class="sourceLineNo">326</span> String newMsg = null;<a name="line.326"></a> +<span class="sourceLineNo">327</span> if (expMsg.contains("No FileSystem for scheme")) {<a name="line.327"></a> +<span class="sourceLineNo">328</span> newMsg =<a name="line.328"></a> +<span class="sourceLineNo">329</span> "Unsupported filesystem scheme found in the backup target url. Error Message: "<a name="line.329"></a> +<span class="sourceLineNo">330</span> + newMsg;<a name="line.330"></a> +<span class="sourceLineNo">331</span> LOG.error(newMsg);<a name="line.331"></a> +<span class="sourceLineNo">332</span> throw new IOException(newMsg);<a name="line.332"></a> +<span class="sourceLineNo">333</span> } else {<a name="line.333"></a> +<span class="sourceLineNo">334</span> throw e;<a name="line.334"></a> +<span class="sourceLineNo">335</span> }<a name="line.335"></a> +<span class="sourceLineNo">336</span> }<a name="line.336"></a> +<span class="sourceLineNo">337</span><a name="line.337"></a> +<span class="sourceLineNo">338</span> if (targetExists) {<a name="line.338"></a> +<span class="sourceLineNo">339</span> LOG.info("Using existing backup root dir: " + backupRootPath);<a name="line.339"></a> +<span class="sourceLineNo">340</span> } else {<a name="line.340"></a> +<span class="sourceLineNo">341</span> LOG.info("Backup root dir " + backupRootPath + " does not exist. Will be created.");<a name="line.341"></a> +<span class="sourceLineNo">342</span> }<a name="line.342"></a> +<span class="sourceLineNo">343</span> }<a name="line.343"></a> +<span class="sourceLineNo">344</span><a name="line.344"></a> +<span class="sourceLineNo">345</span> /**<a name="line.345"></a> +<span class="sourceLineNo">346</span> * Get the min value for all the Values a map.<a name="line.346"></a> +<span class="sourceLineNo">347</span> * @param map map<a name="line.347"></a> +<span class="sourceLineNo">348</span> * @return the min value<a name="line.348"></a> +<span class="sourceLineNo">349</span> */<a name="line.349"></a> +<span class="sourceLineNo">350</span> public static <T> Long getMinValue(HashMap<T, Long> map) {<a name="line.350"></a> +<span class="sourceLineNo">351</span> Long minTimestamp = null;<a name="line.351"></a> +<span class="sourceLineNo">352</span> if (map != null) {<a name="line.352"></a> +<span class="sourceLineNo">353</span> ArrayList<Long> timestampList = new ArrayList<>(map.values());<a name="line.353"></a> +<span class="sourceLineNo">354</span> Collections.sort(timestampList);<a name="line.354"></a> +<span class="sourceLineNo">355</span> // The min among all the RS log timestamps will be kept in backup system table table.<a name="line.355"></a> +<span class="sourceLineNo">356</span> minTimestamp = timestampList.get(0);<a name="line.356"></a> +<span class="sourceLineNo">357</span> }<a name="line.357"></a> +<span class="sourceLineNo">358</span> return minTimestamp;<a name="line.358"></a> +<span class="sourceLineNo">359</span> }<a name="line.359"></a> +<span class="sourceLineNo">360</span><a name="line.360"></a> +<span class="sourceLineNo">361</span> /**<a name="line.361"></a> +<span class="sourceLineNo">362</span> * Parses host name:port from archived WAL path<a name="line.362"></a> +<span class="sourceLineNo">363</span> * @param p path<a name="line.363"></a> +<span class="sourceLineNo">364</span> * @return host name<a name="line.364"></a> +<span class="sourceLineNo">365</span> */<a name="line.365"></a> +<span class="sourceLineNo">366</span> public static String parseHostFromOldLog(Path p) {<a name="line.366"></a> +<span class="sourceLineNo">367</span> try {<a name="line.367"></a> +<span class="sourceLineNo">368</span> String n = p.getName();<a name="line.368"></a> +<span class="sourceLineNo">369</span> int idx = n.lastIndexOf(LOGNAME_SEPARATOR);<a name="line.369"></a> +<span class="sourceLineNo">370</span> String s = URLDecoder.decode(n.substring(0, idx), "UTF8");<a name="line.370"></a> +<span class="sourceLineNo">371</span> return ServerName.parseHostname(s) + ":" + ServerName.parsePort(s);<a name="line.371"></a> +<span class="sourceLineNo">372</span> } catch (Exception e) {<a name="line.372"></a> +<span class="sourceLineNo">373</span> LOG.warn("Skip log file (can't parse): " + p);<a name="line.373"></a> +<span class="sourceLineNo">374</span> return null;<a name="line.374"></a> +<span class="sourceLineNo">375</span> }<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> /**<a name="line.378"></a> +<span class="sourceLineNo">379</span> * Given the log file, parse the timestamp from the file name. The timestamp is the last number.<a name="line.379"></a> +<span class="sourceLineNo">380</span> * @param p a path to the log file<a name="line.380"></a> +<span class="sourceLineNo">381</span> * @return the timestamp<a name="line.381"></a> +<span class="sourceLineNo">382</span> * @throws IOException exception<a name="line.382"></a> +<span class="sourceLineNo">383</span> */<a name="line.383"></a> +<span class="sourceLineNo">384</span> public static Long getCreationTime(Path p) throws IOException {<a name="line.384"></a> +<span class="sourceLineNo">385</span> int idx = p.getName().lastIndexOf(LOGNAME_SEPARATOR);<a name="line.385"></a> +<span class="sourceLineNo">386</span> if (idx < 0) {<a name="line.386"></a> +<span class="sourceLineNo">387</span> throw new IOException("Cannot parse timestamp from path " + p);<a name="line.387"></a> +<span class="sourceLineNo">388</span> }<a name="line.388"></a> +<span class="sourceLineNo">389</span> String ts = p.getName().substring(idx + 1);<a name="line.389"></a> +<span class="sourceLineNo">390</span> return Long.parseLong(ts);<a name="line.390"></a> +<span class="sourceLineNo">391</span> }<a name="line.391"></a> +<span class="sourceLineNo">392</span><a name="line.392"></a> +<span class="sourceLineNo">393</span> public static List<String> getFiles(FileSystem fs, Path rootDir, List<String> files,<a name="line.393"></a> +<span class="sourceLineNo">394</span> PathFilter filter) throws IOException {<a name="line.394"></a> +<span class="sourceLineNo">395</span> RemoteIterator<LocatedFileStatus> it = fs.listFiles(rootDir, true);<a name="line.395"></a> +<span class="sourceLineNo">396</span><a name="line.396"></a> +<span class="sourceLineNo">397</span> while (it.hasNext()) {<a name="line.397"></a> +<span class="sourceLineNo">398</span> LocatedFileStatus lfs = it.next();<a name="line.398"></a> +<span class="sourceLineNo">399</span> if (lfs.isDirectory()) {<a name="line.399"></a> +<span class="sourceLineNo">400</span> continue;<a name="line.400"></a> +<span class="sourceLineNo">401</span> }<a name="line.401"></a> +<span class="sourceLineNo">402</span> // apply filter<a name="line.402"></a> +<span class="sourceLineNo">403</span> if (filter.accept(lfs.getPath())) {<a name="line.403"></a> +<span class="sourceLineNo">404</span> files.add(lfs.getPath().toString());<a name="line.404"></a> +<span class="sourceLineNo">405</span> }<a name="line.405"></a> +<span class="sourceLineNo">406</span> }<a name="line.406"></a> +<span class="sourceLineNo">407</span> return files;<a name="line.407"></a> +<span class="sourceLineNo">408</span> }<a name="line.408"></a> +<span class="sourceLineNo">409</span><a name="line.409"></a> +<span class="sourceLineNo">410</span> public static void cleanupBackupData(BackupInfo context, Configuration conf) throws IOException {<a name="line.410"></a> +<span class="sourceLineNo">411</span> cleanupHLogDir(context, conf);<a name="line.411"></a> +<span class="sourceLineNo">412</span> cleanupTargetDir(context, conf);<a name="line.412"></a> +<span class="sourceLineNo">413</span> }<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> * Clean up directories which are generated when DistCp copying hlogs<a name="line.416"></a> +<span class="sourceLineNo">417</span> * @param backupInfo backup info<a name="line.417"></a> +<span class="sourceLineNo">418</span> * @param conf configuration<a name="line.418"></a> +<span class="sourceLineNo">419</span> * @throws IOException exception<a name="line.419"></a> +<span class="sourceLineNo">420</span> */<a name="line.420"></a> +<span class="sourceLineNo">421</span> private static void cleanupHLogDir(BackupInfo backupInfo, Configuration conf) throws IOException {<a name="line.421"></a> +<span class="sourceLineNo">422</span> String logDir = backupInfo.getHLogTargetDir();<a name="line.422"></a> +<span class="sourceLineNo">423</span> if (logDir == null) {<a name="line.423"></a> +<span class="sourceLineNo">424</span> LOG.warn("No log directory specified for " + backupInfo.getBackupId());<a name="line.424"></a> +<span class="sourceLineNo">425</span> return;<a name="line.425"></a> +<span class="sourceLineNo">426</span> }<a name="line.426"></a> +<span class="sourceLineNo">427</span><a name="line.427"></a> +<span class="sourceLineNo">428</span> Path rootPath = new Path(logDir).getParent();<a name="line.428"></a> +<span class="sourceLineNo">429</span> FileSystem fs = FileSystem.get(rootPath.toUri(), conf);<a name="line.429"></a> +<span class="sourceLineNo">430</span> FileStatus[] files = listStatus(fs, rootPath, null);<a name="line.430"></a> +<span class="sourceLineNo">431</span> if (files == null) {<a name="line.431"></a> +<span class="sourceLineNo">432</span> return;<a name="line.432"></a> +<span class="sourceLineNo">433</span> }<a name="line.433"></a> +<span class="sourceLineNo">434</span> for (FileStatus file : files) {<a name="line.434"></a> +<span class="sourceLineNo">435</span> LOG.debug("Delete log files: " + file.getPath().getName());<a name="line.435"></a> +<span class="sourceLineNo">436</span> fs.delete(file.getPath(), true);<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><a name="line.439"></a> +<span class="sourceLineNo">440</span> private static void cleanupTargetDir(BackupInfo backupInfo, Configuration conf) {<a name="line.440"></a> +<span class="sourceLineNo">441</span> try {<a name="line.441"></a> +<span class="sourceLineNo">442</span> // clean up the data at target directory<a name="line.442"></a> +<span class="sourceLineNo">443</span> LOG.debug("Trying to cleanup up target dir : " + backupInfo.getBackupId());<a name="line.443"></a> +<span class="sourceLineNo">444</span> String targetDir = backupInfo.getBackupRootDir();<a name="line.444"></a> +<span class="sourceLineNo">445</span> if (targetDir == null) {<a name="line.445"></a> +<span class="sourceLineNo">446</span> LOG.warn("No target directory specified for " + backupInfo.getBackupId());<a name="line.446"></a> +<span class="sourceLineNo">447</span> return;<a name="line.447"></a> +<span class="sourceLineNo">448</span> }<a name="line.448"></a> +<span class="sourceLineNo">449</span><a name="line.449"></a> +<span class="sourceLineNo">450</span> FileSystem outputFs = FileSystem.get(new Path(backupInfo.getBackupRootDir()).toUri(), conf);<a name="line.450"></a> +<span class="sourceLineNo">451</span><a name="line.451"></a> +<span class="sourceLineNo">452</span> for (TableName table : backupInfo.getTables()) {<a name="line.452"></a> +<span class="sourceLineNo">453</span> Path targetDirPath =<a name="line.453"></a> +<span class="sourceLineNo">454</span> new Path(getTableBackupDir(backupInfo.getBackupRootDir(), backupInfo.getBackupId(),<a name="line.454"></a> +<span class="sourceLineNo">455</span> table));<a name="line.455"></a> +<span class="sourceLineNo">456</span> if (outputFs.delete(targetDirPath, true)) {<a name="line.456"></a> +<span class="sourceLineNo">457</span> LOG.info("Cleaning up backup data at " + targetDirPath.toString() + " done.");<a name="line.457"></a> +<span class="sourceLineNo">458</span> } else {<a name="line.458"></a> +<span class="sourceLineNo">459</span> LOG.info("No data has been found in " + targetDirPath.toString() + ".");<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> Path tableDir = targetDirPath.getParent();<a name="line.462"></a> +<span class="sourceLineNo">463</span> FileStatus[] backups = listStatus(outputFs, tableDir, null);<a name="line.463"></a> +<span class="sourceLineNo">464</span> if (backups == null || backups.length == 0) {<a name="line.464"></a> +<span class="sourceLineNo">465</span> outputFs.delete(tableDir, true);<a name="line.465"></a> +<span class="sourceLineNo">466</span> LOG.debug(tableDir.toString() + " is empty, remove it.");<a name="line.466"></a> +<span class="sourceLineNo">467</span> }<a name="line.467"></a> +<span class="sourceLineNo">468</span> }<a name="line.468"></a> +<span class="sourceLineNo">469</span> outputFs.delete(new Path(targetDir, backupInfo.getBackupId()), true);<a name="line.469"></a> +<span class="sourceLineNo">470</span> } catch (IOException e1) {<a name="line.470"></a> +<span class="sourceLineNo">471</span> LOG.error("Cleaning up backup data of " + backupInfo.getBackupId() + " at "<a name="line.471"></a> +<span class="sourceLineNo">472</span> + backupInfo.getBackupRootDir() + " failed due to " + e1.getMessage() + ".");<a name="line.472"></a> +<span class="sourceLineNo">473</span> }<a name="line.473"></a> +<span class="sourceLineNo">474</span> }<a name="line.474"></a> +<span class="sourceLineNo">475</span><a name="line.475"></a> +<span class="sourceLineNo">476</span> /**<a name="line.476"></a> +<span class="sourceLineNo">477</span> * Given the backup root dir, backup id and the table name, return the backup image location,<a name="line.477"></a> +<span class="sourceLineNo">478</span> * which is also where the backup manifest file is. return value look like:<a name="line.478"></a> +<span class="sourceLineNo">479</span> * "hdfs://backup.hbase.org:9000/user/biadmin/backup1/backup_1396650096738/default/t1_dn/"<a name="line.479"></a> +<span class="sourceLineNo">480</span> * @param backupRootDir backup root directory<a name="line.480"></a> +<span class="sourceLineNo">481</span> * @param backupId backup id<a name="line.481"></a> +<span class="sourceLineNo">482</span> * @param tableName table name<a name="line.482"></a> +<span class="sourceLineNo">483</span> * @return backupPath String for the particular table<a name="line.483"></a> +<span class="sourceLineNo">484</span> */<a name="line.484"></a> +<span class="sourceLineNo">485</span> public static String getTableBackupDir(String backupRootDir, String backupId,<a name="line.485"></a> +<span class="sourceLineNo">486</span> TableName tableName) {<a name="line.486"></a> +<span class="sourceLineNo">487</span> return backupRootDir + Path.SEPARATOR + backupId + Path.SEPARATOR<a name="line.487"></a> +<span class="sourceLineNo">488</span> + tableName.getNamespaceAsString() + Path.SEPARATOR + tableName.getQualifierAsString()<a name="line.488"></a> +<span class="sourceLineNo">489</span> + Path.SEPARATOR;<a name="line.489"></a> +<span class="sourceLineNo">490</span> }<a name="line.490"></a> +<span class="sourceLineNo">491</span><a name="line.491"></a> +<span class="sourceLineNo">492</span> /**<a name="line.492"></a> +<span class="sourceLineNo">493</span> * Sort history list by start time in descending order.<a name="line.493"></a> +<span class="sourceLineNo">494</span> * @param historyList history list<a name="line.494"></a> +<span class="sourceLineNo">495</span> * @return sorted list of BackupCompleteData<a name="line.495"></a> +<span class="sourceLineNo">496</span> */<a name="line.496"></a> +<span class="sourceLineNo">497</span> public static ArrayList<BackupInfo> sortHistoryListDesc(ArrayList<BackupInfo> historyList) {<a name="line.497"></a> +<span class="sourceLineNo">498</span> ArrayList<BackupInfo> list = new ArrayList<>();<a name="line.498"></a> +<span class="sourceLineNo">499</span> TreeMap<String, BackupInfo> map = new TreeMap<>();<a name="line.499"></a> +<span class="sourceLineNo">500</span> for (BackupInfo h : historyList) {<a name="line.500"></a> +<span class="sourceLineNo">501</span> map.put(Long.toString(h.getStartTs()), h);<a name="line.501"></a> +<span class="sourceLineNo">502</span> }<a name="line.502"></a> +<span class="sourceLineNo">503</span> Iterator<String> i = map.descendingKeySet().iterator();<a name="line.503"></a> +<span class="sourceLineNo">504</span> while (i.hasNext()) {<a name="line.504"></a> +<span class="sourceLineNo">505</span> list.add(map.get(i.next()));<a name="line.505"></a> +<span class="sourceLineNo">506</span> }<a name="line.506"></a> +<span class="sourceLineNo">507</span> return list;<a name="line.507"></a> +<span class="sourceLineNo">508</span> }<a name="line.508"></a> +<span class="sourceLineNo">509</span><a name="line.509"></a> +<span class="sourceLineNo">510</span> /**<a name="line.510"></a> +<span class="sourceLineNo">511</span> * Calls fs.listStatus() and treats FileNotFoundException as non-fatal This accommodates<a name="line.511"></a> +<span class="sourceLineNo">512</span> * differences between hadoop versions, where hadoop 1 does not throw a FileNotFoundException, and<a name="line.512"></a> +<span class="sourceLineNo">513</span> * return an empty FileStatus[] while Hadoop 2 will throw FileNotFoundException.<a name="line.513"></a> +<span class="sourceLineNo">514</span> * @param fs file system<a name="line.514"></a> +<span class="sourceLineNo">515</span> * @param dir directory<a name="line.515"></a> +<span class="sourceLineNo">516</span> * @param filter path filter<a name="line.516"></a> +<span class="sourceLineNo">517</span> * @return null if dir is empty or doesn't exist, otherwise FileStatus array<a name="line.517"></a> +<span class="sourceLineNo">518</span> */<a name="line.518"></a> +<span class="sourceLineNo">519</span> public static FileStatus[] listStatus(final FileSystem fs, final Path dir,<a name="line.519"></a> +<span class="sourceLineNo">520</span> final PathFilter filter) throws IOException {<a name="line.520"></a> +<span class="sourceLineNo">521</span> FileStatus[] status = null;<a name="line.521"></a> +<span class="sourceLineNo">522</span> try {<a name="line.522"></a> +<span class="sourceLineNo">523</span> status = filter == null ? fs.listStatus(dir) : fs.listStatus(dir, filter);<a name="line.523"></a> +<span class="sourceLineNo">524</span> } catch (FileNotFoundException fnfe) {<a name="line.524"></a> +<span class="sourceLineNo">525</span> // if directory doesn't exist, return null<a name="line.525"></a> +<span class="sourceLineNo">526</span> if (LOG.isTraceEnabled()) {<a name="line.526"></a> +<span cl
<TRUNCATED>
