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From git-site-r...@apache.org
Subject [16/51] [partial] hbase-site git commit: Published site at .
Date Tue, 31 Oct 2017 15:17:04 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/35decbe4/devapidocs/src-html/org/apache/hadoop/hbase/snapshot/ExportSnapshot.Options.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/snapshot/ExportSnapshot.Options.html b/devapidocs/src-html/org/apache/hadoop/hbase/snapshot/ExportSnapshot.Options.html
index 87257da..add30e1 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/snapshot/ExportSnapshot.Options.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/snapshot/ExportSnapshot.Options.html
@@ -116,1006 +116,1008 @@
 <span class="sourceLineNo">108</span>  private static final String CONF_BUFFER_SIZE = "snapshot.export.buffer.size";<a name="line.108"></a>
 <span class="sourceLineNo">109</span>  private static final String CONF_MAP_GROUP = "snapshot.export.default.map.group";<a name="line.109"></a>
 <span class="sourceLineNo">110</span>  private static final String CONF_BANDWIDTH_MB = "snapshot.export.map.bandwidth.mb";<a name="line.110"></a>
-<span class="sourceLineNo">111</span>  protected static final String CONF_SKIP_TMP = "snapshot.export.skip.tmp";<a name="line.111"></a>
-<span class="sourceLineNo">112</span><a name="line.112"></a>
-<span class="sourceLineNo">113</span>  static class Testing {<a name="line.113"></a>
-<span class="sourceLineNo">114</span>    static final String CONF_TEST_FAILURE = "test.snapshot.export.failure";<a name="line.114"></a>
-<span class="sourceLineNo">115</span>    static final String CONF_TEST_FAILURE_COUNT = "test.snapshot.export.failure.count";<a name="line.115"></a>
-<span class="sourceLineNo">116</span>    int failuresCountToInject = 0;<a name="line.116"></a>
-<span class="sourceLineNo">117</span>    int injectedFailureCount = 0;<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>  // Command line options and defaults.<a name="line.120"></a>
-<span class="sourceLineNo">121</span>  static final class Options {<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    static final Option SNAPSHOT = new Option(null, "snapshot", true, "Snapshot to restore.");<a name="line.122"></a>
-<span class="sourceLineNo">123</span>    static final Option TARGET_NAME = new Option(null, "target", true,<a name="line.123"></a>
-<span class="sourceLineNo">124</span>        "Target name for the snapshot.");<a name="line.124"></a>
-<span class="sourceLineNo">125</span>    static final Option COPY_TO = new Option(null, "copy-to", true, "Remote "<a name="line.125"></a>
-<span class="sourceLineNo">126</span>        + "destination hdfs://");<a name="line.126"></a>
-<span class="sourceLineNo">127</span>    static final Option COPY_FROM = new Option(null, "copy-from", true,<a name="line.127"></a>
-<span class="sourceLineNo">128</span>        "Input folder hdfs:// (default hbase.rootdir)");<a name="line.128"></a>
-<span class="sourceLineNo">129</span>    static final Option NO_CHECKSUM_VERIFY = new Option(null, "no-checksum-verify", false,<a name="line.129"></a>
-<span class="sourceLineNo">130</span>        "Do not verify checksum, use name+length only.");<a name="line.130"></a>
-<span class="sourceLineNo">131</span>    static final Option NO_TARGET_VERIFY = new Option(null, "no-target-verify", false,<a name="line.131"></a>
-<span class="sourceLineNo">132</span>        "Do not verify the integrity of the exported snapshot.");<a name="line.132"></a>
-<span class="sourceLineNo">133</span>    static final Option OVERWRITE = new Option(null, "overwrite", false,<a name="line.133"></a>
-<span class="sourceLineNo">134</span>        "Rewrite the snapshot manifest if already exists.");<a name="line.134"></a>
-<span class="sourceLineNo">135</span>    static final Option CHUSER = new Option(null, "chuser", true,<a name="line.135"></a>
-<span class="sourceLineNo">136</span>        "Change the owner of the files to the specified one.");<a name="line.136"></a>
-<span class="sourceLineNo">137</span>    static final Option CHGROUP = new Option(null, "chgroup", true,<a name="line.137"></a>
-<span class="sourceLineNo">138</span>        "Change the group of the files to the specified one.");<a name="line.138"></a>
-<span class="sourceLineNo">139</span>    static final Option CHMOD = new Option(null, "chmod", true,<a name="line.139"></a>
-<span class="sourceLineNo">140</span>        "Change the permission of the files to the specified one.");<a name="line.140"></a>
-<span class="sourceLineNo">141</span>    static final Option MAPPERS = new Option(null, "mappers", true,<a name="line.141"></a>
-<span class="sourceLineNo">142</span>        "Number of mappers to use during the copy (mapreduce.job.maps).");<a name="line.142"></a>
-<span class="sourceLineNo">143</span>    static final Option BANDWIDTH = new Option(null, "bandwidth", true,<a name="line.143"></a>
-<span class="sourceLineNo">144</span>        "Limit bandwidth to this value in MB/second.");<a name="line.144"></a>
-<span class="sourceLineNo">145</span>  }<a name="line.145"></a>
-<span class="sourceLineNo">146</span><a name="line.146"></a>
-<span class="sourceLineNo">147</span>  // Export Map-Reduce Counters, to keep track of the progress<a name="line.147"></a>
-<span class="sourceLineNo">148</span>  public enum Counter {<a name="line.148"></a>
-<span class="sourceLineNo">149</span>    MISSING_FILES, FILES_COPIED, FILES_SKIPPED, COPY_FAILED,<a name="line.149"></a>
-<span class="sourceLineNo">150</span>    BYTES_EXPECTED, BYTES_SKIPPED, BYTES_COPIED<a name="line.150"></a>
-<span class="sourceLineNo">151</span>  }<a name="line.151"></a>
-<span class="sourceLineNo">152</span><a name="line.152"></a>
-<span class="sourceLineNo">153</span>  private static class ExportMapper extends Mapper&lt;BytesWritable, NullWritable,<a name="line.153"></a>
-<span class="sourceLineNo">154</span>                                                   NullWritable, NullWritable&gt; {<a name="line.154"></a>
-<span class="sourceLineNo">155</span>    private static final Log LOG = LogFactory.getLog(ExportMapper.class);<a name="line.155"></a>
-<span class="sourceLineNo">156</span>    final static int REPORT_SIZE = 1 * 1024 * 1024;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>    final static int BUFFER_SIZE = 64 * 1024;<a name="line.157"></a>
-<span class="sourceLineNo">158</span><a name="line.158"></a>
-<span class="sourceLineNo">159</span>    private boolean verifyChecksum;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>    private String filesGroup;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>    private String filesUser;<a name="line.161"></a>
-<span class="sourceLineNo">162</span>    private short filesMode;<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    private int bufferSize;<a name="line.163"></a>
-<span class="sourceLineNo">164</span><a name="line.164"></a>
-<span class="sourceLineNo">165</span>    private FileSystem outputFs;<a name="line.165"></a>
-<span class="sourceLineNo">166</span>    private Path outputArchive;<a name="line.166"></a>
-<span class="sourceLineNo">167</span>    private Path outputRoot;<a name="line.167"></a>
-<span class="sourceLineNo">168</span><a name="line.168"></a>
-<span class="sourceLineNo">169</span>    private FileSystem inputFs;<a name="line.169"></a>
-<span class="sourceLineNo">170</span>    private Path inputArchive;<a name="line.170"></a>
-<span class="sourceLineNo">171</span>    private Path inputRoot;<a name="line.171"></a>
-<span class="sourceLineNo">172</span><a name="line.172"></a>
-<span class="sourceLineNo">173</span>    private static Testing testing = new Testing();<a name="line.173"></a>
-<span class="sourceLineNo">174</span><a name="line.174"></a>
-<span class="sourceLineNo">175</span>    @Override<a name="line.175"></a>
-<span class="sourceLineNo">176</span>    public void setup(Context context) throws IOException {<a name="line.176"></a>
-<span class="sourceLineNo">177</span>      Configuration conf = context.getConfiguration();<a name="line.177"></a>
-<span class="sourceLineNo">178</span><a name="line.178"></a>
-<span class="sourceLineNo">179</span>      Configuration srcConf = HBaseConfiguration.createClusterConf(conf, null, CONF_SOURCE_PREFIX);<a name="line.179"></a>
-<span class="sourceLineNo">180</span>      Configuration destConf = HBaseConfiguration.createClusterConf(conf, null, CONF_DEST_PREFIX);<a name="line.180"></a>
-<span class="sourceLineNo">181</span><a name="line.181"></a>
-<span class="sourceLineNo">182</span>      verifyChecksum = conf.getBoolean(CONF_CHECKSUM_VERIFY, true);<a name="line.182"></a>
-<span class="sourceLineNo">183</span><a name="line.183"></a>
-<span class="sourceLineNo">184</span>      filesGroup = conf.get(CONF_FILES_GROUP);<a name="line.184"></a>
-<span class="sourceLineNo">185</span>      filesUser = conf.get(CONF_FILES_USER);<a name="line.185"></a>
-<span class="sourceLineNo">186</span>      filesMode = (short)conf.getInt(CONF_FILES_MODE, 0);<a name="line.186"></a>
-<span class="sourceLineNo">187</span>      outputRoot = new Path(conf.get(CONF_OUTPUT_ROOT));<a name="line.187"></a>
-<span class="sourceLineNo">188</span>      inputRoot = new Path(conf.get(CONF_INPUT_ROOT));<a name="line.188"></a>
-<span class="sourceLineNo">189</span><a name="line.189"></a>
-<span class="sourceLineNo">190</span>      inputArchive = new Path(inputRoot, HConstants.HFILE_ARCHIVE_DIRECTORY);<a name="line.190"></a>
-<span class="sourceLineNo">191</span>      outputArchive = new Path(outputRoot, HConstants.HFILE_ARCHIVE_DIRECTORY);<a name="line.191"></a>
-<span class="sourceLineNo">192</span><a name="line.192"></a>
-<span class="sourceLineNo">193</span>      try {<a name="line.193"></a>
-<span class="sourceLineNo">194</span>        srcConf.setBoolean("fs." + inputRoot.toUri().getScheme() + ".impl.disable.cache", true);<a name="line.194"></a>
-<span class="sourceLineNo">195</span>        inputFs = FileSystem.get(inputRoot.toUri(), srcConf);<a name="line.195"></a>
-<span class="sourceLineNo">196</span>      } catch (IOException e) {<a name="line.196"></a>
-<span class="sourceLineNo">197</span>        throw new IOException("Could not get the input FileSystem with root=" + inputRoot, e);<a name="line.197"></a>
-<span class="sourceLineNo">198</span>      }<a name="line.198"></a>
-<span class="sourceLineNo">199</span><a name="line.199"></a>
-<span class="sourceLineNo">200</span>      try {<a name="line.200"></a>
-<span class="sourceLineNo">201</span>        destConf.setBoolean("fs." + outputRoot.toUri().getScheme() + ".impl.disable.cache", true);<a name="line.201"></a>
-<span class="sourceLineNo">202</span>        outputFs = FileSystem.get(outputRoot.toUri(), destConf);<a name="line.202"></a>
-<span class="sourceLineNo">203</span>      } catch (IOException e) {<a name="line.203"></a>
-<span class="sourceLineNo">204</span>        throw new IOException("Could not get the output FileSystem with root="+ outputRoot, e);<a name="line.204"></a>
-<span class="sourceLineNo">205</span>      }<a name="line.205"></a>
-<span class="sourceLineNo">206</span><a name="line.206"></a>
-<span class="sourceLineNo">207</span>      // Use the default block size of the outputFs if bigger<a name="line.207"></a>
-<span class="sourceLineNo">208</span>      int defaultBlockSize = Math.max((int) outputFs.getDefaultBlockSize(outputRoot), BUFFER_SIZE);<a name="line.208"></a>
-<span class="sourceLineNo">209</span>      bufferSize = conf.getInt(CONF_BUFFER_SIZE, defaultBlockSize);<a name="line.209"></a>
-<span class="sourceLineNo">210</span>      LOG.info("Using bufferSize=" + StringUtils.humanReadableInt(bufferSize));<a name="line.210"></a>
-<span class="sourceLineNo">211</span><a name="line.211"></a>
-<span class="sourceLineNo">212</span>      for (Counter c : Counter.values()) {<a name="line.212"></a>
-<span class="sourceLineNo">213</span>        context.getCounter(c).increment(0);<a name="line.213"></a>
-<span class="sourceLineNo">214</span>      }<a name="line.214"></a>
-<span class="sourceLineNo">215</span>      if (context.getConfiguration().getBoolean(Testing.CONF_TEST_FAILURE, false)) {<a name="line.215"></a>
-<span class="sourceLineNo">216</span>        testing.failuresCountToInject = conf.getInt(Testing.CONF_TEST_FAILURE_COUNT, 0);<a name="line.216"></a>
-<span class="sourceLineNo">217</span>        // Get number of times we have already injected failure based on attempt number of this<a name="line.217"></a>
-<span class="sourceLineNo">218</span>        // task.<a name="line.218"></a>
-<span class="sourceLineNo">219</span>        testing.injectedFailureCount = context.getTaskAttemptID().getId();<a name="line.219"></a>
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-<span class="sourceLineNo">225</span>      IOUtils.closeStream(inputFs);<a name="line.225"></a>
-<span class="sourceLineNo">226</span>      IOUtils.closeStream(outputFs);<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>    @Override<a name="line.229"></a>
-<span class="sourceLineNo">230</span>    public void map(BytesWritable key, NullWritable value, Context context)<a name="line.230"></a>
-<span class="sourceLineNo">231</span>        throws InterruptedException, IOException {<a name="line.231"></a>
-<span class="sourceLineNo">232</span>      SnapshotFileInfo inputInfo = SnapshotFileInfo.parseFrom(key.copyBytes());<a name="line.232"></a>
-<span class="sourceLineNo">233</span>      Path outputPath = getOutputPath(inputInfo);<a name="line.233"></a>
-<span class="sourceLineNo">234</span><a name="line.234"></a>
-<span class="sourceLineNo">235</span>      copyFile(context, inputInfo, outputPath);<a name="line.235"></a>
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-<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>     * Returns the location where the inputPath will be copied.<a name="line.239"></a>
-<span class="sourceLineNo">240</span>     */<a name="line.240"></a>
-<span class="sourceLineNo">241</span>    private Path getOutputPath(final SnapshotFileInfo inputInfo) throws IOException {<a name="line.241"></a>
-<span class="sourceLineNo">242</span>      Path path = null;<a name="line.242"></a>
-<span class="sourceLineNo">243</span>      switch (inputInfo.getType()) {<a name="line.243"></a>
-<span class="sourceLineNo">244</span>        case HFILE:<a name="line.244"></a>
-<span class="sourceLineNo">245</span>          Path inputPath = new Path(inputInfo.getHfile());<a name="line.245"></a>
-<span class="sourceLineNo">246</span>          String family = inputPath.getParent().getName();<a name="line.246"></a>
-<span class="sourceLineNo">247</span>          TableName table =HFileLink.getReferencedTableName(inputPath.getName());<a name="line.247"></a>
-<span class="sourceLineNo">248</span>          String region = HFileLink.getReferencedRegionName(inputPath.getName());<a name="line.248"></a>
-<span class="sourceLineNo">249</span>          String hfile = HFileLink.getReferencedHFileName(inputPath.getName());<a name="line.249"></a>
-<span class="sourceLineNo">250</span>          path = new Path(FSUtils.getTableDir(new Path("./"), table),<a name="line.250"></a>
-<span class="sourceLineNo">251</span>              new Path(region, new Path(family, hfile)));<a name="line.251"></a>
-<span class="sourceLineNo">252</span>          break;<a name="line.252"></a>
-<span class="sourceLineNo">253</span>        case WAL:<a name="line.253"></a>
-<span class="sourceLineNo">254</span>          LOG.warn("snapshot does not keeps WALs: " + inputInfo);<a name="line.254"></a>
-<span class="sourceLineNo">255</span>          break;<a name="line.255"></a>
-<span class="sourceLineNo">256</span>        default:<a name="line.256"></a>
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-<span class="sourceLineNo">258</span>      }<a name="line.258"></a>
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-<span class="sourceLineNo">260</span>    }<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span>    /**<a name="line.262"></a>
-<span class="sourceLineNo">263</span>     * Used by TestExportSnapshot to test for retries when failures happen.<a name="line.263"></a>
-<span class="sourceLineNo">264</span>     * Failure is injected in {@link #copyFile(Context, SnapshotFileInfo, Path)}.<a name="line.264"></a>
-<span class="sourceLineNo">265</span>     */<a name="line.265"></a>
-<span class="sourceLineNo">266</span>    private void injectTestFailure(final Context context, final SnapshotFileInfo inputInfo)<a name="line.266"></a>
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-<span class="sourceLineNo">270</span>      testing.injectedFailureCount++;<a name="line.270"></a>
-<span class="sourceLineNo">271</span>      context.getCounter(Counter.COPY_FAILED).increment(1);<a name="line.271"></a>
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-<span class="sourceLineNo">279</span>      // Get the file information<a name="line.279"></a>
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-<span class="sourceLineNo">287</span>          context.getCounter(Counter.FILES_SKIPPED).increment(1);<a name="line.287"></a>
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-<span class="sourceLineNo">301</span><a name="line.301"></a>
-<span class="sourceLineNo">302</span>        // Ensure that the output folder is there and copy the file<a name="line.302"></a>
-<span class="sourceLineNo">303</span>        createOutputPath(outputPath.getParent());<a name="line.303"></a>
-<span class="sourceLineNo">304</span>        FSDataOutputStream out = outputFs.create(outputPath, true);<a name="line.304"></a>
-<span class="sourceLineNo">305</span>        try {<a name="line.305"></a>
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-<span class="sourceLineNo">311</span>        // Try to Preserve attributes<a name="line.311"></a>
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-<span class="sourceLineNo">313</span>          LOG.warn("You may have to run manually chown on: " + outputPath);<a name="line.313"></a>
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+<span class="sourceLineNo">113</span><a name="line.113"></a>
+<span class="sourceLineNo">114</span>  static class Testing {<a name="line.114"></a>
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+<span class="sourceLineNo">120</span><a name="line.120"></a>
+<span class="sourceLineNo">121</span>  // Command line options and defaults.<a name="line.121"></a>
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+<span class="sourceLineNo">124</span>    static final Option TARGET_NAME = new Option(null, "target", true,<a name="line.124"></a>
+<span class="sourceLineNo">125</span>        "Target name for the snapshot.");<a name="line.125"></a>
+<span class="sourceLineNo">126</span>    static final Option COPY_TO = new Option(null, "copy-to", true, "Remote "<a name="line.126"></a>
+<span class="sourceLineNo">127</span>        + "destination hdfs://");<a name="line.127"></a>
+<span class="sourceLineNo">128</span>    static final Option COPY_FROM = new Option(null, "copy-from", true,<a name="line.128"></a>
+<span class="sourceLineNo">129</span>        "Input folder hdfs:// (default hbase.rootdir)");<a name="line.129"></a>
+<span class="sourceLineNo">130</span>    static final Option NO_CHECKSUM_VERIFY = new Option(null, "no-checksum-verify", false,<a name="line.130"></a>
+<span class="sourceLineNo">131</span>        "Do not verify checksum, use name+length only.");<a name="line.131"></a>
+<span class="sourceLineNo">132</span>    static final Option NO_TARGET_VERIFY = new Option(null, "no-target-verify", false,<a name="line.132"></a>
+<span class="sourceLineNo">133</span>        "Do not verify the integrity of the exported snapshot.");<a name="line.133"></a>
+<span class="sourceLineNo">134</span>    static final Option OVERWRITE = new Option(null, "overwrite", false,<a name="line.134"></a>
+<span class="sourceLineNo">135</span>        "Rewrite the snapshot manifest if already exists.");<a name="line.135"></a>
+<span class="sourceLineNo">136</span>    static final Option CHUSER = 

<TRUNCATED>

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