http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7cf6034b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupSystemTable.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupSystemTable.html b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupSystemTable.html index 1e0659a..981ebcd 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupSystemTable.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupSystemTable.html @@ -73,1969 +73,1975 @@ <span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.client.Table;<a name="line.65"></a> <span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.66"></a> <span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.67"></a> -<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.BackupProtos;<a name="line.68"></a> -<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;<a name="line.69"></a> -<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.70"></a> -<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.71"></a> -<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.72"></a> -<span class="sourceLineNo">073</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.73"></a> -<span class="sourceLineNo">074</span>import org.slf4j.Logger;<a name="line.74"></a> -<span class="sourceLineNo">075</span>import org.slf4j.LoggerFactory;<a name="line.75"></a> -<span class="sourceLineNo">076</span><a name="line.76"></a> -<span class="sourceLineNo">077</span>/**<a name="line.77"></a> -<span class="sourceLineNo">078</span> * This class provides API to access backup system table<br><a name="line.78"></a> -<span class="sourceLineNo">079</span> * Backup system table schema:<br><a name="line.79"></a> -<span class="sourceLineNo">080</span> * <p><a name="line.80"></a> -<span class="sourceLineNo">081</span> * <ul><a name="line.81"></a> -<span class="sourceLineNo">082</span> * <li>1. Backup sessions rowkey= "session:"+backupId; value =serialized BackupInfo</li><a name="line.82"></a> -<span class="sourceLineNo">083</span> * <li>2. Backup start code rowkey = "startcode:"+backupRoot; value = startcode</li><a name="line.83"></a> -<span class="sourceLineNo">084</span> * <li>3. Incremental backup set rowkey="incrbackupset:"+backupRoot; value=[list of tables]</li><a name="line.84"></a> -<span class="sourceLineNo">085</span> * <li>4. Table-RS-timestamp map rowkey="trslm:"+backupRoot+table_name; value = map[RS-> last WAL<a name="line.85"></a> -<span class="sourceLineNo">086</span> * timestamp]</li><a name="line.86"></a> -<span class="sourceLineNo">087</span> * <li>5. RS - WAL ts map rowkey="rslogts:"+backupRoot +server; value = last WAL timestamp</li><a name="line.87"></a> -<span class="sourceLineNo">088</span> * <li>6. WALs recorded rowkey="wals:"+WAL unique file name; value = backupId and full WAL file<a name="line.88"></a> -<span class="sourceLineNo">089</span> * name</li><a name="line.89"></a> -<span class="sourceLineNo">090</span> * </ul><a name="line.90"></a> -<span class="sourceLineNo">091</span> * </p><a name="line.91"></a> -<span class="sourceLineNo">092</span> */<a name="line.92"></a> -<span class="sourceLineNo">093</span>@InterfaceAudience.Private<a name="line.93"></a> -<span class="sourceLineNo">094</span>public final class BackupSystemTable implements Closeable {<a name="line.94"></a> -<span class="sourceLineNo">095</span><a name="line.95"></a> -<span class="sourceLineNo">096</span> private static final Logger LOG = LoggerFactory.getLogger(BackupSystemTable.class);<a name="line.96"></a> -<span class="sourceLineNo">097</span><a name="line.97"></a> -<span class="sourceLineNo">098</span> static class WALItem {<a name="line.98"></a> -<span class="sourceLineNo">099</span> String backupId;<a name="line.99"></a> -<span class="sourceLineNo">100</span> String walFile;<a name="line.100"></a> -<span class="sourceLineNo">101</span> String backupRoot;<a name="line.101"></a> -<span class="sourceLineNo">102</span><a name="line.102"></a> -<span class="sourceLineNo">103</span> WALItem(String backupId, String walFile, String backupRoot) {<a name="line.103"></a> -<span class="sourceLineNo">104</span> this.backupId = backupId;<a name="line.104"></a> -<span class="sourceLineNo">105</span> this.walFile = walFile;<a name="line.105"></a> -<span class="sourceLineNo">106</span> this.backupRoot = backupRoot;<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> public String getBackupId() {<a name="line.109"></a> -<span class="sourceLineNo">110</span> return backupId;<a name="line.110"></a> -<span class="sourceLineNo">111</span> }<a name="line.111"></a> -<span class="sourceLineNo">112</span><a name="line.112"></a> -<span class="sourceLineNo">113</span> public String getWalFile() {<a name="line.113"></a> -<span class="sourceLineNo">114</span> return walFile;<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> public String getBackupRoot() {<a name="line.117"></a> -<span class="sourceLineNo">118</span> return backupRoot;<a name="line.118"></a> -<span class="sourceLineNo">119</span> }<a name="line.119"></a> -<span class="sourceLineNo">120</span><a name="line.120"></a> -<span class="sourceLineNo">121</span> @Override<a name="line.121"></a> -<span class="sourceLineNo">122</span> public String toString() {<a name="line.122"></a> -<span class="sourceLineNo">123</span> return Path.SEPARATOR + backupRoot + Path.SEPARATOR + backupId + Path.SEPARATOR + walFile;<a name="line.123"></a> -<span class="sourceLineNo">124</span> }<a name="line.124"></a> -<span class="sourceLineNo">125</span> }<a name="line.125"></a> -<span class="sourceLineNo">126</span><a name="line.126"></a> -<span class="sourceLineNo">127</span> /**<a name="line.127"></a> -<span class="sourceLineNo">128</span> * Backup system table (main) name<a name="line.128"></a> -<span class="sourceLineNo">129</span> */<a name="line.129"></a> -<span class="sourceLineNo">130</span> private TableName tableName;<a name="line.130"></a> -<span class="sourceLineNo">131</span><a name="line.131"></a> -<span class="sourceLineNo">132</span> /**<a name="line.132"></a> -<span class="sourceLineNo">133</span> * Backup System table name for bulk loaded files. We keep all bulk loaded file references in a<a name="line.133"></a> -<span class="sourceLineNo">134</span> * separate table because we have to isolate general backup operations: create, merge etc from<a name="line.134"></a> -<span class="sourceLineNo">135</span> * activity of RegionObserver, which controls process of a bulk loading<a name="line.135"></a> -<span class="sourceLineNo">136</span> * {@link org.apache.hadoop.hbase.backup.BackupObserver}<a name="line.136"></a> -<span class="sourceLineNo">137</span> */<a name="line.137"></a> -<span class="sourceLineNo">138</span> private TableName bulkLoadTableName;<a name="line.138"></a> -<span class="sourceLineNo">139</span><a name="line.139"></a> -<span class="sourceLineNo">140</span> /**<a name="line.140"></a> -<span class="sourceLineNo">141</span> * Stores backup sessions (contexts)<a name="line.141"></a> -<span class="sourceLineNo">142</span> */<a name="line.142"></a> -<span class="sourceLineNo">143</span> final static byte[] SESSIONS_FAMILY = "session".getBytes();<a name="line.143"></a> -<span class="sourceLineNo">144</span> /**<a name="line.144"></a> -<span class="sourceLineNo">145</span> * Stores other meta<a name="line.145"></a> -<span class="sourceLineNo">146</span> */<a name="line.146"></a> -<span class="sourceLineNo">147</span> final static byte[] META_FAMILY = "meta".getBytes();<a name="line.147"></a> -<span class="sourceLineNo">148</span> final static byte[] BULK_LOAD_FAMILY = "bulk".getBytes();<a name="line.148"></a> -<span class="sourceLineNo">149</span> /**<a name="line.149"></a> -<span class="sourceLineNo">150</span> * Connection to HBase cluster, shared among all instances<a name="line.150"></a> -<span class="sourceLineNo">151</span> */<a name="line.151"></a> -<span class="sourceLineNo">152</span> private final Connection connection;<a name="line.152"></a> -<span class="sourceLineNo">153</span><a name="line.153"></a> -<span class="sourceLineNo">154</span> private final static String BACKUP_INFO_PREFIX = "session:";<a name="line.154"></a> -<span class="sourceLineNo">155</span> private final static String START_CODE_ROW = "startcode:";<a name="line.155"></a> -<span class="sourceLineNo">156</span> private final static byte[] ACTIVE_SESSION_ROW = "activesession:".getBytes();<a name="line.156"></a> -<span class="sourceLineNo">157</span> private final static byte[] ACTIVE_SESSION_COL = "c".getBytes();<a name="line.157"></a> -<span class="sourceLineNo">158</span><a name="line.158"></a> -<span class="sourceLineNo">159</span> private final static byte[] ACTIVE_SESSION_YES = "yes".getBytes();<a name="line.159"></a> -<span class="sourceLineNo">160</span> private final static byte[] ACTIVE_SESSION_NO = "no".getBytes();<a name="line.160"></a> -<span class="sourceLineNo">161</span><a name="line.161"></a> -<span class="sourceLineNo">162</span> private final static String INCR_BACKUP_SET = "incrbackupset:";<a name="line.162"></a> -<span class="sourceLineNo">163</span> private final static String TABLE_RS_LOG_MAP_PREFIX = "trslm:";<a name="line.163"></a> -<span class="sourceLineNo">164</span> private final static String RS_LOG_TS_PREFIX = "rslogts:";<a name="line.164"></a> -<span class="sourceLineNo">165</span><a name="line.165"></a> -<span class="sourceLineNo">166</span> private final static String BULK_LOAD_PREFIX = "bulk:";<a name="line.166"></a> -<span class="sourceLineNo">167</span> private final static byte[] BULK_LOAD_PREFIX_BYTES = BULK_LOAD_PREFIX.getBytes();<a name="line.167"></a> -<span class="sourceLineNo">168</span> private final static byte[] DELETE_OP_ROW = "delete_op_row".getBytes();<a name="line.168"></a> -<span class="sourceLineNo">169</span> private final static byte[] MERGE_OP_ROW = "merge_op_row".getBytes();<a name="line.169"></a> -<span class="sourceLineNo">170</span><a name="line.170"></a> -<span class="sourceLineNo">171</span> final static byte[] TBL_COL = Bytes.toBytes("tbl");<a name="line.171"></a> -<span class="sourceLineNo">172</span> final static byte[] FAM_COL = Bytes.toBytes("fam");<a name="line.172"></a> -<span class="sourceLineNo">173</span> final static byte[] PATH_COL = Bytes.toBytes("path");<a name="line.173"></a> -<span class="sourceLineNo">174</span> final static byte[] STATE_COL = Bytes.toBytes("state");<a name="line.174"></a> -<span class="sourceLineNo">175</span> // the two states a bulk loaded file can be<a name="line.175"></a> -<span class="sourceLineNo">176</span> final static byte[] BL_PREPARE = Bytes.toBytes("R");<a name="line.176"></a> -<span class="sourceLineNo">177</span> final static byte[] BL_COMMIT = Bytes.toBytes("D");<a name="line.177"></a> -<span class="sourceLineNo">178</span><a name="line.178"></a> -<span class="sourceLineNo">179</span> private final static String WALS_PREFIX = "wals:";<a name="line.179"></a> -<span class="sourceLineNo">180</span> private final static String SET_KEY_PREFIX = "backupset:";<a name="line.180"></a> -<span class="sourceLineNo">181</span><a name="line.181"></a> -<span class="sourceLineNo">182</span> // separator between BULK_LOAD_PREFIX and ordinals<a name="line.182"></a> -<span class="sourceLineNo">183</span> protected final static String BLK_LD_DELIM = ":";<a name="line.183"></a> -<span class="sourceLineNo">184</span> private final static byte[] EMPTY_VALUE = new byte[] {};<a name="line.184"></a> -<span class="sourceLineNo">185</span><a name="line.185"></a> -<span class="sourceLineNo">186</span> // Safe delimiter in a string<a name="line.186"></a> -<span class="sourceLineNo">187</span> private final static String NULL = "\u0000";<a name="line.187"></a> -<span class="sourceLineNo">188</span><a name="line.188"></a> -<span class="sourceLineNo">189</span> public BackupSystemTable(Connection conn) throws IOException {<a name="line.189"></a> -<span class="sourceLineNo">190</span> this.connection = conn;<a name="line.190"></a> -<span class="sourceLineNo">191</span> Configuration conf = this.connection.getConfiguration();<a name="line.191"></a> -<span class="sourceLineNo">192</span> tableName = BackupSystemTable.getTableName(conf);<a name="line.192"></a> -<span class="sourceLineNo">193</span> bulkLoadTableName = BackupSystemTable.getTableNameForBulkLoadedData(conf);<a name="line.193"></a> -<span class="sourceLineNo">194</span> checkSystemTable();<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> private void checkSystemTable() throws IOException {<a name="line.197"></a> -<span class="sourceLineNo">198</span> try (Admin admin = connection.getAdmin()) {<a name="line.198"></a> -<span class="sourceLineNo">199</span> verifyNamespaceExists(admin);<a name="line.199"></a> -<span class="sourceLineNo">200</span> Configuration conf = connection.getConfiguration();<a name="line.200"></a> -<span class="sourceLineNo">201</span> if (!admin.tableExists(tableName)) {<a name="line.201"></a> -<span class="sourceLineNo">202</span> TableDescriptor backupHTD = BackupSystemTable.getSystemTableDescriptor(conf);<a name="line.202"></a> -<span class="sourceLineNo">203</span> admin.createTable(backupHTD);<a name="line.203"></a> -<span class="sourceLineNo">204</span> }<a name="line.204"></a> -<span class="sourceLineNo">205</span> if (!admin.tableExists(bulkLoadTableName)) {<a name="line.205"></a> -<span class="sourceLineNo">206</span> TableDescriptor blHTD = BackupSystemTable.getSystemTableForBulkLoadedDataDescriptor(conf);<a name="line.206"></a> -<span class="sourceLineNo">207</span> admin.createTable(blHTD);<a name="line.207"></a> -<span class="sourceLineNo">208</span> }<a name="line.208"></a> -<span class="sourceLineNo">209</span> waitForSystemTable(admin, tableName);<a name="line.209"></a> -<span class="sourceLineNo">210</span> waitForSystemTable(admin, bulkLoadTableName);<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><a name="line.213"></a> -<span class="sourceLineNo">214</span> private void verifyNamespaceExists(Admin admin) throws IOException {<a name="line.214"></a> -<span class="sourceLineNo">215</span> String namespaceName = tableName.getNamespaceAsString();<a name="line.215"></a> -<span class="sourceLineNo">216</span> NamespaceDescriptor ns = NamespaceDescriptor.create(namespaceName).build();<a name="line.216"></a> -<span class="sourceLineNo">217</span> NamespaceDescriptor[] list = admin.listNamespaceDescriptors();<a name="line.217"></a> -<span class="sourceLineNo">218</span> boolean exists = false;<a name="line.218"></a> -<span class="sourceLineNo">219</span> for (NamespaceDescriptor nsd : list) {<a name="line.219"></a> -<span class="sourceLineNo">220</span> if (nsd.getName().equals(ns.getName())) {<a name="line.220"></a> -<span class="sourceLineNo">221</span> exists = true;<a name="line.221"></a> -<span class="sourceLineNo">222</span> break;<a name="line.222"></a> -<span class="sourceLineNo">223</span> }<a name="line.223"></a> -<span class="sourceLineNo">224</span> }<a name="line.224"></a> -<span class="sourceLineNo">225</span> if (!exists) {<a name="line.225"></a> -<span class="sourceLineNo">226</span> admin.createNamespace(ns);<a name="line.226"></a> -<span class="sourceLineNo">227</span> }<a name="line.227"></a> -<span class="sourceLineNo">228</span> }<a name="line.228"></a> -<span class="sourceLineNo">229</span><a name="line.229"></a> -<span class="sourceLineNo">230</span> private void waitForSystemTable(Admin admin, TableName tableName) throws IOException {<a name="line.230"></a> -<span class="sourceLineNo">231</span> long TIMEOUT = 60000;<a name="line.231"></a> -<span class="sourceLineNo">232</span> long startTime = EnvironmentEdgeManager.currentTime();<a name="line.232"></a> -<span class="sourceLineNo">233</span> while (!admin.tableExists(tableName) || !admin.isTableAvailable(tableName)) {<a name="line.233"></a> -<span class="sourceLineNo">234</span> try {<a name="line.234"></a> -<span class="sourceLineNo">235</span> Thread.sleep(100);<a name="line.235"></a> -<span class="sourceLineNo">236</span> } catch (InterruptedException e) {<a name="line.236"></a> -<span class="sourceLineNo">237</span> }<a name="line.237"></a> -<span class="sourceLineNo">238</span> if (EnvironmentEdgeManager.currentTime() - startTime > TIMEOUT) {<a name="line.238"></a> -<span class="sourceLineNo">239</span> throw new IOException(<a name="line.239"></a> -<span class="sourceLineNo">240</span> "Failed to create backup system table " + tableName + " after " + TIMEOUT + "ms");<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> LOG.debug("Backup table " + tableName + " exists and available");<a name="line.243"></a> -<span class="sourceLineNo">244</span> }<a name="line.244"></a> -<span class="sourceLineNo">245</span><a name="line.245"></a> -<span class="sourceLineNo">246</span> @Override<a name="line.246"></a> -<span class="sourceLineNo">247</span> public void close() {<a name="line.247"></a> -<span class="sourceLineNo">248</span> // do nothing<a name="line.248"></a> -<span class="sourceLineNo">249</span> }<a name="line.249"></a> -<span class="sourceLineNo">250</span><a name="line.250"></a> -<span class="sourceLineNo">251</span> /**<a name="line.251"></a> -<span class="sourceLineNo">252</span> * Updates status (state) of a backup session in backup system table table<a name="line.252"></a> -<span class="sourceLineNo">253</span> * @param info backup info<a name="line.253"></a> -<span class="sourceLineNo">254</span> * @throws IOException exception<a name="line.254"></a> -<span class="sourceLineNo">255</span> */<a name="line.255"></a> -<span class="sourceLineNo">256</span> public void updateBackupInfo(BackupInfo info) throws IOException {<a name="line.256"></a> -<span class="sourceLineNo">257</span> if (LOG.isTraceEnabled()) {<a name="line.257"></a> -<span class="sourceLineNo">258</span> LOG.trace("update backup status in backup system table for: " + info.getBackupId()<a name="line.258"></a> -<span class="sourceLineNo">259</span> + " set status=" + info.getState());<a name="line.259"></a> -<span class="sourceLineNo">260</span> }<a name="line.260"></a> -<span class="sourceLineNo">261</span> try (Table table = connection.getTable(tableName)) {<a name="line.261"></a> -<span class="sourceLineNo">262</span> Put put = createPutForBackupInfo(info);<a name="line.262"></a> -<span class="sourceLineNo">263</span> table.put(put);<a name="line.263"></a> -<span class="sourceLineNo">264</span> }<a name="line.264"></a> -<span class="sourceLineNo">265</span> }<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> * @param backupId the backup Id<a name="line.268"></a> -<span class="sourceLineNo">269</span> * @return Map of rows to path of bulk loaded hfile<a name="line.269"></a> -<span class="sourceLineNo">270</span> */<a name="line.270"></a> -<span class="sourceLineNo">271</span> Map<byte[], String> readBulkLoadedFiles(String backupId) throws IOException {<a name="line.271"></a> -<span class="sourceLineNo">272</span> Scan scan = BackupSystemTable.createScanForBulkLoadedFiles(backupId);<a name="line.272"></a> -<span class="sourceLineNo">273</span> try (Table table = connection.getTable(bulkLoadTableName);<a name="line.273"></a> -<span class="sourceLineNo">274</span> ResultScanner scanner = table.getScanner(scan)) {<a name="line.274"></a> -<span class="sourceLineNo">275</span> Result res = null;<a name="line.275"></a> -<span class="sourceLineNo">276</span> Map<byte[], String> map = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.276"></a> -<span class="sourceLineNo">277</span> while ((res = scanner.next()) != null) {<a name="line.277"></a> -<span class="sourceLineNo">278</span> res.advance();<a name="line.278"></a> -<span class="sourceLineNo">279</span> byte[] row = CellUtil.cloneRow(res.listCells().get(0));<a name="line.279"></a> -<span class="sourceLineNo">280</span> for (Cell cell : res.listCells()) {<a name="line.280"></a> -<span class="sourceLineNo">281</span> if (CellUtil.compareQualifiers(cell, BackupSystemTable.PATH_COL, 0,<a name="line.281"></a> -<span class="sourceLineNo">282</span> BackupSystemTable.PATH_COL.length) == 0) {<a name="line.282"></a> -<span class="sourceLineNo">283</span> map.put(row, Bytes.toString(CellUtil.cloneValue(cell)));<a name="line.283"></a> -<span class="sourceLineNo">284</span> }<a name="line.284"></a> -<span class="sourceLineNo">285</span> }<a name="line.285"></a> -<span class="sourceLineNo">286</span> }<a name="line.286"></a> -<span class="sourceLineNo">287</span> return map;<a name="line.287"></a> -<span class="sourceLineNo">288</span> }<a name="line.288"></a> -<span class="sourceLineNo">289</span> }<a name="line.289"></a> -<span class="sourceLineNo">290</span><a name="line.290"></a> -<span class="sourceLineNo">291</span> /*<a name="line.291"></a> -<span class="sourceLineNo">292</span> * Used during restore<a name="line.292"></a> -<span class="sourceLineNo">293</span> * @param backupId the backup Id<a name="line.293"></a> -<span class="sourceLineNo">294</span> * @param sTableList List of tables<a name="line.294"></a> -<span class="sourceLineNo">295</span> * @return array of Map of family to List of Paths<a name="line.295"></a> -<span class="sourceLineNo">296</span> */<a name="line.296"></a> -<span class="sourceLineNo">297</span> public Map<byte[], List<Path>>[] readBulkLoadedFiles(String backupId, List<TableName> sTableList)<a name="line.297"></a> -<span class="sourceLineNo">298</span> throws IOException {<a name="line.298"></a> -<span class="sourceLineNo">299</span> Scan scan = BackupSystemTable.createScanForBulkLoadedFiles(backupId);<a name="line.299"></a> -<span class="sourceLineNo">300</span> Map<byte[], List<Path>>[] mapForSrc = new Map[sTableList == null ? 1 : sTableList.size()];<a name="line.300"></a> -<span class="sourceLineNo">301</span> try (Table table = connection.getTable(bulkLoadTableName);<a name="line.301"></a> -<span class="sourceLineNo">302</span> ResultScanner scanner = table.getScanner(scan)) {<a name="line.302"></a> -<span class="sourceLineNo">303</span> Result res = null;<a name="line.303"></a> -<span class="sourceLineNo">304</span> while ((res = scanner.next()) != null) {<a name="line.304"></a> -<span class="sourceLineNo">305</span> res.advance();<a name="line.305"></a> -<span class="sourceLineNo">306</span> TableName tbl = null;<a name="line.306"></a> -<span class="sourceLineNo">307</span> byte[] fam = null;<a name="line.307"></a> -<span class="sourceLineNo">308</span> String path = null;<a name="line.308"></a> -<span class="sourceLineNo">309</span> for (Cell cell : res.listCells()) {<a name="line.309"></a> -<span class="sourceLineNo">310</span> if (CellUtil.compareQualifiers(cell, BackupSystemTable.TBL_COL, 0,<a name="line.310"></a> -<span class="sourceLineNo">311</span> BackupSystemTable.TBL_COL.length) == 0) {<a name="line.311"></a> -<span class="sourceLineNo">312</span> tbl = TableName.valueOf(CellUtil.cloneValue(cell));<a name="line.312"></a> -<span class="sourceLineNo">313</span> } else if (CellUtil.compareQualifiers(cell, BackupSystemTable.FAM_COL, 0,<a name="line.313"></a> -<span class="sourceLineNo">314</span> BackupSystemTable.FAM_COL.length) == 0) {<a name="line.314"></a> -<span class="sourceLineNo">315</span> fam = CellUtil.cloneValue(cell);<a name="line.315"></a> -<span class="sourceLineNo">316</span> } else if (CellUtil.compareQualifiers(cell, BackupSystemTable.PATH_COL, 0,<a name="line.316"></a> -<span class="sourceLineNo">317</span> BackupSystemTable.PATH_COL.length) == 0) {<a name="line.317"></a> -<span class="sourceLineNo">318</span> path = Bytes.toString(CellUtil.cloneValue(cell));<a name="line.318"></a> -<span class="sourceLineNo">319</span> }<a name="line.319"></a> -<span class="sourceLineNo">320</span> }<a name="line.320"></a> -<span class="sourceLineNo">321</span> int srcIdx = IncrementalTableBackupClient.getIndex(tbl, sTableList);<a name="line.321"></a> -<span class="sourceLineNo">322</span> if (srcIdx == -1) {<a name="line.322"></a> -<span class="sourceLineNo">323</span> // the table is not among the query<a name="line.323"></a> -<span class="sourceLineNo">324</span> continue;<a name="line.324"></a> -<span class="sourceLineNo">325</span> }<a name="line.325"></a> -<span class="sourceLineNo">326</span> if (mapForSrc[srcIdx] == null) {<a name="line.326"></a> -<span class="sourceLineNo">327</span> mapForSrc[srcIdx] = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.327"></a> 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class="sourceLineNo">363</span> * @param tabName table name<a name="line.363"></a> -<span class="sourceLineNo">364</span> * @param region the region receiving hfile<a name="line.364"></a> -<span class="sourceLineNo">365</span> * @param finalPaths family and associated hfiles<a name="line.365"></a> -<span class="sourceLineNo">366</span> */<a name="line.366"></a> -<span class="sourceLineNo">367</span> public void writePathsPostBulkLoad(TableName tabName, byte[] region,<a name="line.367"></a> -<span class="sourceLineNo">368</span> Map<byte[], List<Path>> finalPaths) throws IOException {<a name="line.368"></a> -<span class="sourceLineNo">369</span> if (LOG.isDebugEnabled()) {<a name="line.369"></a> -<span class="sourceLineNo">370</span> LOG.debug("write bulk load descriptor to backup " + tabName + " with " + finalPaths.size()<a name="line.370"></a> -<span class="sourceLineNo">371</span> + " entries");<a name="line.371"></a> -<span class="sourceLineNo">372</span> }<a name="line.372"></a> 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class="sourceLineNo">404</span> * @param rows the rows to be deleted<a name="line.404"></a> -<span class="sourceLineNo">405</span> */<a name="line.405"></a> -<span class="sourceLineNo">406</span> public void deleteBulkLoadedRows(List<byte[]> rows) throws IOException {<a name="line.406"></a> -<span class="sourceLineNo">407</span> try (Table table = connection.getTable(bulkLoadTableName)) {<a name="line.407"></a> -<span class="sourceLineNo">408</span> List<Delete> lstDels = new ArrayList<>();<a name="line.408"></a> -<span class="sourceLineNo">409</span> for (byte[] row : rows) {<a name="line.409"></a> -<span class="sourceLineNo">410</span> Delete del = new Delete(row);<a name="line.410"></a> -<span class="sourceLineNo">411</span> lstDels.add(del);<a name="line.411"></a> -<span class="sourceLineNo">412</span> LOG.debug("orig deleting the row: " + Bytes.toString(row));<a name="line.412"></a> -<span class="sourceLineNo">413</span> }<a name="line.413"></a> -<span class="sourceLineNo">414</span> table.delete(lstDels);<a name="line.414"></a> -<span class="sourceLineNo">415</span> LOG.debug("deleted " + rows.size() + " original bulkload rows");<a name="line.415"></a> -<span class="sourceLineNo">416</span> }<a name="line.416"></a> -<span class="sourceLineNo">417</span> }<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> * Reads the rows from backup table recording bulk loaded hfiles<a name="line.420"></a> -<span class="sourceLineNo">421</span> * @param tableList list of table names<a name="line.421"></a> -<span class="sourceLineNo">422</span> * @return The keys of the Map are table, region and column family. 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BackupSystemTable.createScanForOrigBulkLoadedFiles(tTable);<a name="line.431"></a> -<span class="sourceLineNo">432</span> Map<String, Map<String, List<Pair<String, Boolean>>>> tblMap = map.get(tTable);<a name="line.432"></a> -<span class="sourceLineNo">433</span> try (Table table = connection.getTable(bulkLoadTableName);<a name="line.433"></a> -<span class="sourceLineNo">434</span> ResultScanner scanner = table.getScanner(scan)) {<a name="line.434"></a> -<span class="sourceLineNo">435</span> Result res = null;<a name="line.435"></a> -<span class="sourceLineNo">436</span> while ((res = scanner.next()) != null) {<a name="line.436"></a> -<span class="sourceLineNo">437</span> res.advance();<a name="line.437"></a> -<span class="sourceLineNo">438</span> String fam = null;<a name="line.438"></a> -<span class="sourceLineNo">439</span> String path = null;<a name="line.439"></a> -<span class="sourceLineNo">440</span> boolean raw = false;<a name="line.440"></a> -<span class="sourceLineNo">441</span> byte[] row;<a name="line.441"></a> -<span class="sourceLineNo">442</span> String region = null;<a name="line.442"></a> -<span class="sourceLineNo">443</span> for (Cell cell : res.listCells()) {<a name="line.443"></a> -<span class="sourceLineNo">444</span> row = CellUtil.cloneRow(cell);<a name="line.444"></a> -<span class="sourceLineNo">445</span> rows.add(row);<a name="line.445"></a> -<span class="sourceLineNo">446</span> String rowStr = Bytes.toString(row);<a name="line.446"></a> -<span class="sourceLineNo">447</span> region = BackupSystemTable.getRegionNameFromOrigBulkLoadRow(rowStr);<a name="line.447"></a> -<span class="sourceLineNo">448</span> if (CellUtil.compareQualifiers(cell, BackupSystemTable.FAM_COL, 0,<a name="line.448"></a> -<span class="sourceLineNo">449</span> BackupSystemTable.FAM_COL.length) == 0) {<a name="line.449"></a> -<span class="sourceLineNo">450</span> fam = Bytes.toString(CellUtil.cloneValue(cell));<a name="line.450"></a> -<span class="sourceLineNo">451</span> } else if (CellUtil.compareQualifiers(cell, BackupSystemTable.PATH_COL, 0,<a name="line.451"></a> -<span class="sourceLineNo">452</span> BackupSystemTable.PATH_COL.length) == 0) {<a name="line.452"></a> -<span class="sourceLineNo">453</span> path = Bytes.toString(CellUtil.cloneValue(cell));<a name="line.453"></a> -<span class="sourceLineNo">454</span> } else if (CellUtil.compareQualifiers(cell, BackupSystemTable.STATE_COL, 0,<a name="line.454"></a> -<span class="sourceLineNo">455</span> BackupSystemTable.STATE_COL.length) == 0) {<a name="line.455"></a> -<span class="sourceLineNo">456</span> byte[] state = CellUtil.cloneValue(cell);<a name="line.456"></a> -<span class="sourceLineNo">457</span> if (Bytes.equals(BackupSystemTable.BL_PREPARE, state)) {<a name="line.457"></a> -<span class="sourceLineNo">458</span> raw = true;<a name="line.458"></a> -<span class="sourceLineNo">459</span> } else {<a name="line.459"></a> -<span class="sourceLineNo">460</span> raw = false;<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> }<a name="line.463"></a> -<span class="sourceLineNo">464</span> if (map.get(tTable) == null) {<a name="line.464"></a> -<span class="sourceLineNo">465</span> map.put(tTable, new HashMap<>());<a name="line.465"></a> -<span class="sourceLineNo">466</span> tblMap = map.get(tTable);<a name="line.466"></a> -<span class="sourceLineNo">467</span> }<a name="line.467"></a> -<span class="sourceLineNo">468</span> if (tblMap.get(region) == null) {<a name="line.468"></a> -<span class="sourceLineNo">469</span> tblMap.put(region, new HashMap<>());<a name="line.469"></a> -<span class="sourceLineNo">470</span> }<a name="line.470"></a> -<span class="sourceLineNo">471</span> Map<String, List<Pair<String, Boolean>>> famMap = tblMap.get(region);<a name="line.471"></a> -<span class="sourceLineNo">472</span> if (famMap.get(fam) == null) {<a name="line.472"></a> -<span class="sourceLineNo">473</span> famMap.put(fam, new ArrayList<>());<a name="line.473"></a> -<span class="sourceLineNo">474</span> }<a name="line.474"></a> -<span class="sourceLineNo">475</span> famMap.get(fam).add(new Pair<>(path, raw));<a name="line.475"></a> -<span class="sourceLineNo">476</span> LOG.debug("found orig " + path + " for " + fam + " of table " + region);<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> return new Pair<>(map, rows);<a name="line.480"></a> -<span class="sourceLineNo">481</span> }<a name="line.481"></a> -<span class="sourceLineNo">482</span><a name="line.482"></a> -<span class="sourceLineNo">483</span> /*<a name="line.483"></a> -<span class="sourceLineNo">484</span> * @param sTableList List of tables<a name="line.484"></a> -<span class="sourceLineNo">485</span> * @param maps array of Map of family to List of Paths<a name="line.485"></a> -<span class="sourceLineNo">486</span> * @param backupId the backup Id<a name="line.486"></a> -<span class="sourceLineNo">487</span> */<a name="line.487"></a> -<span class="sourceLineNo">488</span> public void writeBulkLoadedFiles(List<TableName> sTableList, Map<byte[], List<Path>>[] maps,<a name="line.488"></a> -<span class="sourceLineNo">489</span> String backupId) throws IOException {<a name="line.489"></a> -<span class="sourceLineNo">490</span> try (Table table = connection.getTable(bulkLoadTableName)) {<a name="line.490"></a> -<span class="sourceLineNo">491</span> long ts = EnvironmentEdgeManager.currentTime();<a name="line.491"></a> -<span class="sourceLineNo">492</span> int cnt = 0;<a name="line.492"></a> -<span class="sourceLineNo">493</span> List<Put> puts = new ArrayList<>();<a name="line.493"></a> -<span class="sourceLineNo">494</span> for (int idx = 0; idx < maps.length; idx++) {<a name="line.494"></a> -<span class="sourceLineNo">495</span> Map<byte[], List<Path>> map = maps[idx];<a name="line.495"></a> -<span class="sourceLineNo">496</span> TableName tn = sTableList.get(idx);<a name="line.496"></a> -<span class="sourceLineNo">497</span><a name="line.497"></a> -<span class="sourceLineNo">498</span> if (map == null) {<a name="line.498"></a> -<span class="sourceLineNo">499</span> continue;<a name="line.499"></a> -<span class="sourceLineNo">500</span> }<a name="line.500"></a> -<span class="sourceLineNo">501</span><a name="line.501"></a> -<span class="sourceLineNo">502</span> for (Map.Entry<byte[], List<Path>> entry : map.entrySet()) {<a name="line.502"></a> -<span class="sourceLineNo">503</span> byte[] fam = entry.getKey();<a name="line.503"></a> -<span class="sourceLineNo">504</span> List<Path> paths = entry.getValue();<a name="line.504"></a> -<span class="sourceLineNo">505</span> for 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name="line.518"></a> -<span class="sourceLineNo">519</span> * Reads backup status object (instance of backup info) from backup system table table<a name="line.519"></a> -<span class="sourceLineNo">520</span> * @param backupId backup id<a name="line.520"></a> -<span class="sourceLineNo">521</span> * @return Current status of backup session or null<a name="line.521"></a> -<span class="sourceLineNo">522</span> */<a name="line.522"></a> -<span class="sourceLineNo">523</span> public BackupInfo readBackupInfo(String backupId) throws IOException {<a name="line.523"></a> -<span class="sourceLineNo">524</span> if (LOG.isTraceEnabled()) {<a name="line.524"></a> -<span class="sourceLineNo">525</span> LOG.trace("read backup status from backup system table for: " + backupId);<a name="line.525"></a> -<span class="sourceLineNo">526</span> }<a name="line.526"></a> -<span class="sourceLineNo">527</span><a name="line.527"></a> -<span class="sourceLineNo">528</span> try (Table table = connection.getTable(tableName)) {<a name="line.528"></a> -<span class="sourceLineNo">529</span> Get get = createGetForBackupInfo(backupId);<a name="line.529"></a> -<span class="sourceLineNo">530</span> Result res = table.get(get);<a name="line.530"></a> -<span class="sourceLineNo">531</span> if (res.isEmpty()) {<a name="line.531"></a> -<span class="sourceLineNo">532</span> return null;<a name="line.532"></a> -<span class="sourceLineNo">533</span> }<a name="line.533"></a> -<span class="sourceLineNo">534</span> return resultToBackupInfo(res);<a name="line.534"></a> -<span class="sourceLineNo">535</span> }<a name="line.535"></a> -<span class="sourceLineNo">536</span> }<a name="line.536"></a> -<span class="sourceLineNo">537</span><a name="line.537"></a> -<span class="sourceLineNo">538</span> /**<a name="line.538"></a> -<span class="sourceLineNo">539</span> * Read the last backup start code (timestamp) of last successful backup. Will return null if<a name="line.539"></a> -<span class="sourceLineNo">540</span> * there is no start code stored on hbase or the value is of length 0. 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If passed in null, then write 0 byte.<a name="line.565"></a> -<span class="sourceLineNo">566</span> * @param startCode start code<a name="line.566"></a> -<span class="sourceLineNo">567</span> * @param backupRoot root directory path to backup<a name="line.567"></a> -<span class="sourceLineNo">568</span> * @throws IOException exception<a name="line.568"></a> -<span class="sourceLineNo">569</span> */<a name="line.569"></a> -<span class="sourceLineNo">570</span> public void writeBackupStartCode(Long startCode, String backupRoot) throws IOException {<a name="line.570"></a> -<span class="sourceLineNo">571</span> if (LOG.isTraceEnabled()) {<a name="line.571"></a> -<span class="sourceLineNo">572</span> LOG.trace("write backup start code to backup system table " + startCode);<a name="line.572"></a> -<span class="sourceLineNo">573</span> }<a name="line.573"></a> -<span class="sourceLineNo">574</span> try (Table table = connection.getTable(tableName)) {<a name="line.574"></a> -<span class="sourceLineNo">575</span> Put put = createPutForStartCode(startCode.toString(), backupRoot);<a name="line.575"></a> -<span class="sourceLineNo">576</span> table.put(put);<a name="line.576"></a> -<span class="sourceLineNo">577</span> }<a name="line.577"></a> -<span class="sourceLineNo">578</span> }<a name="line.578"></a> -<span class="sourceLineNo">579</span><a name="line.579"></a> -<span class="sourceLineNo">580</span> /**<a name="line.580"></a> -<span class="sourceLineNo">581</span> * Exclusive operations are: create, delete, merge<a name="line.581"></a> -<span class="sourceLineNo">582</span> * @throws IOException if a table operation fails or an active backup exclusive operation is<a name="line.582"></a> -<span class="sourceLineNo">583</span> * already underway<a name="line.583"></a> -<span class="sourceLineNo">584</span> */<a name="line.584"></a> -<span class="sourceLineNo">585</span> public void startBackupExclusiveOperation() throws IOException {<a name="line.585"></a> -<span class="sourceLineNo">586</span> LOG.debug("Start new backup exclusive operation");<a name="line.586"></a> -<span class="sourceLineNo">587</span><a name="line.587"></a> -<span class="sourceLineNo">588</span> try (Table table = connection.getTable(tableName)) {<a name="line.588"></a> -<span class="sourceLineNo">589</span> Put put = createPutForStartBackupSession();<a name="line.589"></a> -<span class="sourceLineNo">590</span> // First try to put if row does not exist<a name="line.590"></a> -<span class="sourceLineNo">591</span> if (!table.checkAndMutate(ACTIVE_SESSION_ROW, SESSIONS_FAMILY).qualifier(ACTIVE_SESSION_COL)<a name="line.591"></a> -<span class="sourceLineNo">592</span> .ifNotExists().thenPut(put)) {<a name="line.592"></a> -<span class="sourceLineNo">593</span> // Row exists, try to put if value == ACTIVE_SESSION_NO<a name="line.593"></a> -<span class="sourceLineNo">594</span> if (!table.checkAndMutate(ACTIVE_SESSION_ROW, SESSIONS_FAMILY).qualifier(ACTIVE_SESSION_COL)<a name="line.594"></a> -<span class="sourceLineNo">595</span> .ifEquals(ACTIVE_SESSION_NO).thenPut(put)) {<a name="line.595"></a> -<span class="sourceLineNo">596</span> throw new ExclusiveOperationException();<a name="line.596"></a> -<span class="sourceLineNo">597</span> }<a name="line.597"></a> -<span class="sourceLineNo">598</span> }<a name="line.598"></a> -<span class="sourceLineNo">599</span> }<a name="line.599"></a> -<span class="sourceLineNo">600</span> }<a name="line.600"></a> -<span class="sourceLineNo">601</span><a name="line.601"></a> -<span class="sourceLineNo">602</span> private Put createPutForStartBackupSession() {<a name="line.602"></a> -<span class="sourceLineNo">603</span> Put put = new Put(ACTIVE_SESSION_ROW);<a name="line.603"></a> -<span class="sourceLineNo">604</span> put.addColumn(SESSIONS_FAMILY, ACTIVE_SESSION_COL, ACTIVE_SESSION_YES);<a name="line.604"></a> -<span class="sourceLineNo">605</span> return put;<a name="line.605"></a> -<span 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class="sourceLineNo">647</span> byte[] data = CellUtil.cloneValue(cell);<a name="line.647"></a> -<span class="sourceLineNo">648</span> rsTimestampMap.put(server, Bytes.toLong(data));<a name="line.648"></a> -<span class="sourceLineNo">649</span> }<a name="line.649"></a> -<span class="sourceLineNo">650</span> return rsTimestampMap;<a name="line.650"></a> -<span class="sourceLineNo">651</span> }<a name="line.651"></a> -<span class="sourceLineNo">652</span> }<a name="line.652"></a> -<span class="sourceLineNo">653</span><a name="line.653"></a> -<span class="sourceLineNo">654</span> /**<a name="line.654"></a> -<span class="sourceLineNo">655</span> * Writes Region Server last roll log result (timestamp) to backup system table table<a name="line.655"></a> -<span class="sourceLineNo">656</span> * @param server Region Server name<a name="line.656"></a> -<span class="sourceLineNo">657</span> * @param ts last log timestamp<a name="line.657"></a> -<span class="sourceLineNo">658</span> * @param backupRoot root directory path to backup<a name="line.658"></a> -<span class="sourceLineNo">659</span> * @throws IOException exception<a name="line.659"></a> -<span class="sourceLineNo">660</span> */<a name="line.660"></a> -<span class="sourceLineNo">661</span> public void writeRegionServerLastLogRollResult(String server, Long ts, String backupRoot)<a name="line.661"></a> -<span class="sourceLineNo">662</span> throws IOException {<a name="line.662"></a> -<span class="sourceLineNo">663</span> LOG.trace("write region server last roll log result to backup system table");<a name="line.663"></a> -<span class="sourceLineNo">664</span><a name="line.664"></a> -<span class="sourceLineNo">665</span> try (Table table = connection.getTable(tableName)) {<a name="line.665"></a> -<span class="sourceLineNo">666</span> Put put = createPutForRegionServerLastLogRollResult(server, ts, backupRoot);<a name="line.666"></a> -<span class="sourceLineNo">667</span> table.put(put);<a name="line.667"></a> -<span class="sourceLineNo">668</span> }<a name="line.668"></a> -<span class="sourceLineNo">669</span> }<a name="line.669"></a> -<span class="sourceLineNo">670</span><a name="line.670"></a> -<span class="sourceLineNo">671</span> /**<a name="line.671"></a> -<span class="sourceLineNo">672</span> * Get all completed backup information (in desc order by time)<a name="line.672"></a> -<span class="sourceLineNo">673</span> * @param onlyCompleted true, if only successfully completed sessions<a name="line.673"></a> -<span class="sourceLineNo">674</span> * @return history info of BackupCompleteData<a name="line.674"></a> -<span class="sourceLineNo">675</span> * @throws IOException exception<a name="line.675"></a> -<span class="sourceLineNo">676</span> */<a name="line.676"></a> -<span class="sourceLineNo">677</span> public ArrayList<BackupInfo> getBackupHistory(boolean onlyCompleted) throws IOException {<a name="line.677"></a> -<span class="sourceLineNo">678</span> LOG.trace("get backup history from 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Each table has<a name="line.870"></a> -<span class="sourceLineNo">871</span> * its own set of the timestamps. 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Create a backup first.");<a name="line.899"></a> -<span class="sourceLineNo">900</span> }<a name="line.900"></a> -<span class="sourceLineNo">901</span> if (data != null && data.length > 0) {<a name="line.901"></a> -<span class="sourceLineNo">902</span> HashMap<String, Long> lastBackup =<a name="line.902"></a> -<span class="sourceLineNo">903</span> fromTableServerTimestampProto(BackupProtos.TableServerTimestamp.parseFrom(data));<a name="line.903"></a> -<span class="sourceLineNo">904</span> tableTimestampMap.put(tn, lastBackup);<a name="line.904"></a> -<span class="sourceLineNo">905</span> }<a name="line.905"></a> -<span class="sourceLineNo">906</span> }<a name="line.906"></a> -<span class="sourceLineNo">907</span> return tableTimestampMap;<a name="line.907"></a> -<span class="sourceLineNo">908</span> }<a name="line.908"></a> -<span class="sourceLineNo">909</span> }<a name="line.909"></a> -<span class="sourceLineNo">910</span><a name="line.910"></a> -<span class="sourceLineNo">911</span> private BackupProtos.TableServerTimestamp toTableServerTimestampProto(TableName table,<a name="line.911"></a> -<span class="sourceLineNo">912</span> Map<String, Long> map) {<a name="line.912"></a> -<span class="sourceLineNo">913</span> BackupProtos.TableServerTimestamp.Builder tstBuilder =<a name="line.913"></a> -<span class="sourceLineNo">914</span> BackupProtos.TableServerTimestamp.newBuilder();<a name="line.914"></a> -<span class="sourceLineNo">915</span> tstBuilder<a name="line.915"></a> -<span class="sourceLineNo">916</span> .setTableName(org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil.toProtoTableName(table));<a name="line.916"></a> -<span class="sourceLineNo">917</span><a name="line.917"></a> -<span class="sourceLineNo">918</span> for (Entry<String, Long> entry : map.entrySet()) {<a name="line.918"></a> -<span class="sourceLineNo">919</span> BackupProtos.ServerTimestamp.Builder builder = BackupProtos.ServerTimestamp.newBuilder();<a name="line.919"></a> -<span class="sourceLineNo">920</span> HBaseProtos.ServerName.Builder snBuilder = HBaseProtos.ServerName.newBuilder();<a name="line.920"></a> -<span class="sourceLineNo">921</span> ServerName sn = ServerName.parseServerName(entry.getKey());<a name="line.921"></a> -<span class="sourceLineNo">922</span> snBuilder.setHostName(sn.getHostname());<a name="line.922"></a> -<span class="sourceLineNo">923</span> snBuilder.setPort(sn.getPort());<a name="line.923"></a> -<span class="sourceLineNo">924</span> builder.setServerName(snBuilder.build());<a name="line.924"></a> -<span class="sourceLineNo">925</span> builder.setTimestamp(entry.getValue());<a name="line.925"></a> -<span class="sourceLineNo">926</span> tstBuilder.addServerTimestamp(builder.build());<a name="line.926"></a> -<span class="sourceLineNo">927</span> }<a name="line.927"></a> -<span class="sourceLineNo">928</span><a name="line.928"></a> -<span class="sourceLineNo">929</span> return tstBuilder.build();<a name="line.929"></a> -<span class="sourceLineNo">930</span> }<a name="line.930"></a> -<span class="sourceLineNo">931</span><a name="line.931"></a> -<span class="sourceLineNo">932</span> private HashMap<String, Long><a name="line.932"></a> -<span class="sourceLineNo">933</span> fromTableServerTimestampProto(BackupProtos.TableServerTimestamp proto) {<a name="line.933"></a> -<span class="sourceLineNo">934</span><a name="line.934"></a> -<span class="sourceLineNo">935</span> HashMap<String, Long> map = new HashMap<>();<a name="line.935"></a> -<span class="sourceLineNo">936</span> List<BackupProtos.ServerTimestamp> list = proto.getServerTimestampList();<a name="line.936"></a> -<span class="sourceLineNo">937</span> for (BackupProtos.ServerTimestamp st : list) {<a name="line.937"></a> -<span class="sourceLineNo">938</span> ServerName sn =<a name="line.938"></a> -<span class="sourceLineNo">939</span> org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil.toServerName(st.getServerName());<a name="line.939"></a> -<span class="sourceLineNo">940</span> map.put(sn.getHostname() + ":" + sn.getPort(), st.getTimestamp());<a name="line.940"></a> -<span class="sourceLineNo">941</span> }<a name="line.941"></a> -<span class="sourceLineNo">942</span> return map;<a name="line.942"></a> -<span class="sourceLineNo">943</span> }<a name="line.943"></a> -<span class="sourceLineNo">944</span><a name="line.944"></a> -<span class="sourceLineNo">945</span> /**<a name="line.945"></a> -<span class="sourceLineNo">946</span> * Return the current tables covered by incremental backup.<a name="line.946"></a> -<span class="sourceLineNo">947</span> * @param backupRoot root directory path to backup<a name="line.947"></a> -<span class="sourceLineNo">948</span> * @return set of tableNames<a name="line.948"></a> -<span class="sourceLineNo">949</span> * @throws IOException exception<a name="line.949"></a> -<span class="sourceLineNo">950</span> */<a name="line.950"></a> -<span class="sourceLineNo">951</span> public Set<TableName> getIncrementalBackupTableSet(String backupRoot) throws IOException {<a name="line.951"></a> -<span class="sourceLineNo">952</span> LOG.trace("get incremental backup table set from backup system table");<a name="line.952"></a> -<span class="sourceLineNo">953</span><a name="line.953"></a> -<span class="sourceLineNo">954</span> TreeSet<TableName> set = new TreeSet<>();<a name="line.954"></a> -<span class="sourceLineNo">955</span><a name="line.955"></a> -<span class="sourceLineNo">956</span> try (Table table = connection.getTable(tableName)) {<a name="line.956"></a> -<span class="sourceLineNo">957</span> Get get = createGetForIncrBackupTableSet(backupRoot);<a name="line.957"></a> -<span class="sourceLineNo">958</span> Result res = table.get(get);<a name="line.958"></a> -<span class="sourceLineNo">959</span> if (res.isEmpty()) {<a name="line.959"></a> -<span class="sourceLineNo">960</span> return set;<a name="line.960"></a> -<span class="sourceLineNo">961</span> }<a name="line.961"></a> -<span class="sourceLineNo">962</span> List<Cell> cells = res.listCells();<a name="line.962"></a> -<span class="sourceLineNo">963</span> for (Cell cell : cells) {<a name="line.963"></a> -<span class="sourceLineNo">964</span> // qualifier = table name - we use table names as qualifiers<a
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