http://git-wip-us.apache.org/repos/asf/hbase-site/blob/6b94a2f2/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterFileSystem.html
----------------------------------------------------------------------
diff --git
a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterFileSystem.html
b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterFileSystem.html
index c8098b1..019ceeb 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterFileSystem.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterFileSystem.html
@@ -216,245 +216,254 @@
<span class="sourceLineNo">208</span> /**<a name="line.208"></a>
<span class="sourceLineNo">209</span> * @return HBase root log dir.<a
name="line.209"></a>
<span class="sourceLineNo">210</span> */<a name="line.210"></a>
-<span class="sourceLineNo">211</span> public Path getWALRootDir() { return
this.walRootDir; }<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> * @return HBase temp dir.<a
name="line.214"></a>
-<span class="sourceLineNo">215</span> */<a name="line.215"></a>
-<span class="sourceLineNo">216</span> public Path getTempDir() {<a
name="line.216"></a>
-<span class="sourceLineNo">217</span> return this.tempdir;<a
name="line.217"></a>
-<span class="sourceLineNo">218</span> }<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> * @return The unique identifier
generated for this cluster<a name="line.221"></a>
-<span class="sourceLineNo">222</span> */<a name="line.222"></a>
-<span class="sourceLineNo">223</span> public ClusterId getClusterId() {<a
name="line.223"></a>
-<span class="sourceLineNo">224</span> return clusterId;<a
name="line.224"></a>
-<span class="sourceLineNo">225</span> }<a name="line.225"></a>
-<span class="sourceLineNo">226</span><a name="line.226"></a>
-<span class="sourceLineNo">227</span> /**<a name="line.227"></a>
-<span class="sourceLineNo">228</span> * Get the rootdir. Make sure its
wholesome and exists before returning.<a name="line.228"></a>
-<span class="sourceLineNo">229</span> * @param rd<a name="line.229"></a>
-<span class="sourceLineNo">230</span> * @param c<a name="line.230"></a>
-<span class="sourceLineNo">231</span> * @param fs<a name="line.231"></a>
-<span class="sourceLineNo">232</span> * @return hbase.rootdir (after checks
for existence and bootstrapping if<a name="line.232"></a>
-<span class="sourceLineNo">233</span> * needed populating the directory with
necessary bootup files).<a name="line.233"></a>
-<span class="sourceLineNo">234</span> * @throws IOException<a
name="line.234"></a>
-<span class="sourceLineNo">235</span> */<a name="line.235"></a>
-<span class="sourceLineNo">236</span> private Path checkRootDir(final Path
rd, final Configuration c, final FileSystem fs)<a name="line.236"></a>
-<span class="sourceLineNo">237</span> throws IOException {<a
name="line.237"></a>
-<span class="sourceLineNo">238</span> // If FS is in safe mode wait till
out of it.<a name="line.238"></a>
-<span class="sourceLineNo">239</span> FSUtils.waitOnSafeMode(c,
c.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000));<a name="line.239"></a>
-<span class="sourceLineNo">240</span><a name="line.240"></a>
-<span class="sourceLineNo">241</span> // Filesystem is good. Go ahead and
check for hbase.rootdir.<a name="line.241"></a>
-<span class="sourceLineNo">242</span> try {<a name="line.242"></a>
-<span class="sourceLineNo">243</span> if (!fs.exists(rd)) {<a
name="line.243"></a>
-<span class="sourceLineNo">244</span> fs.mkdirs(rd);<a
name="line.244"></a>
-<span class="sourceLineNo">245</span> // DFS leaves safe mode with 0
DNs when there are 0 blocks.<a name="line.245"></a>
-<span class="sourceLineNo">246</span> // We used to handle this by
checking the current DN count and waiting until<a name="line.246"></a>
-<span class="sourceLineNo">247</span> // it is nonzero. With security,
the check for datanode count doesn't work --<a name="line.247"></a>
-<span class="sourceLineNo">248</span> // it is a privileged op. So
instead we adopt the strategy of the jobtracker<a name="line.248"></a>
-<span class="sourceLineNo">249</span> // and simply retry file creation
during bootstrap indefinitely. As soon as<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // there is one datanode it will
succeed. Permission problems should have<a name="line.250"></a>
-<span class="sourceLineNo">251</span> // already been caught by mkdirs
above.<a name="line.251"></a>
-<span class="sourceLineNo">252</span> FSUtils.setVersion(fs, rd,
c.getInt(HConstants.THREAD_WAKE_FREQUENCY,<a name="line.252"></a>
-<span class="sourceLineNo">253</span> 10 * 1000),
c.getInt(HConstants.VERSION_FILE_WRITE_ATTEMPTS,<a name="line.253"></a>
-<span class="sourceLineNo">254</span>
HConstants.DEFAULT_VERSION_FILE_WRITE_ATTEMPTS));<a name="line.254"></a>
-<span class="sourceLineNo">255</span> } else {<a name="line.255"></a>
-<span class="sourceLineNo">256</span> if (!fs.isDirectory(rd)) {<a
name="line.256"></a>
-<span class="sourceLineNo">257</span> throw new
IllegalArgumentException(rd.toString() + " is not a directory");<a
name="line.257"></a>
-<span class="sourceLineNo">258</span> }<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // as above<a name="line.259"></a>
-<span class="sourceLineNo">260</span> FSUtils.checkVersion(fs, rd,
true, c.getInt(HConstants.THREAD_WAKE_FREQUENCY,<a name="line.260"></a>
-<span class="sourceLineNo">261</span> 10 * 1000),
c.getInt(HConstants.VERSION_FILE_WRITE_ATTEMPTS,<a name="line.261"></a>
-<span class="sourceLineNo">262</span>
HConstants.DEFAULT_VERSION_FILE_WRITE_ATTEMPTS));<a name="line.262"></a>
-<span class="sourceLineNo">263</span> }<a name="line.263"></a>
-<span class="sourceLineNo">264</span> } catch (DeserializationException de)
{<a name="line.264"></a>
-<span class="sourceLineNo">265</span> LOG.error(HBaseMarkers.FATAL,
"Please fix invalid configuration for "<a name="line.265"></a>
-<span class="sourceLineNo">266</span> + HConstants.HBASE_DIR, de);<a
name="line.266"></a>
-<span class="sourceLineNo">267</span> IOException ioe = new
IOException();<a name="line.267"></a>
-<span class="sourceLineNo">268</span> ioe.initCause(de);<a
name="line.268"></a>
-<span class="sourceLineNo">269</span> throw ioe;<a name="line.269"></a>
-<span class="sourceLineNo">270</span> } catch (IllegalArgumentException
iae) {<a name="line.270"></a>
-<span class="sourceLineNo">271</span> LOG.error(HBaseMarkers.FATAL,
"Please fix invalid configuration for "<a name="line.271"></a>
-<span class="sourceLineNo">272</span> + HConstants.HBASE_DIR + " " +
rd.toString(), iae);<a name="line.272"></a>
-<span class="sourceLineNo">273</span> throw iae;<a name="line.273"></a>
-<span class="sourceLineNo">274</span> }<a name="line.274"></a>
-<span class="sourceLineNo">275</span> // Make sure cluster ID exists<a
name="line.275"></a>
-<span class="sourceLineNo">276</span> if (!FSUtils.checkClusterIdExists(fs,
rd, c.getInt(<a name="line.276"></a>
-<span class="sourceLineNo">277</span> HConstants.THREAD_WAKE_FREQUENCY,
10 * 1000))) {<a name="line.277"></a>
-<span class="sourceLineNo">278</span> FSUtils.setClusterId(fs, rd, new
ClusterId(), c.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000));<a
name="line.278"></a>
-<span class="sourceLineNo">279</span> }<a name="line.279"></a>
-<span class="sourceLineNo">280</span> clusterId = FSUtils.getClusterId(fs,
rd);<a name="line.280"></a>
-<span class="sourceLineNo">281</span><a name="line.281"></a>
-<span class="sourceLineNo">282</span> // Make sure the meta region
directory exists!<a name="line.282"></a>
-<span class="sourceLineNo">283</span> if (!FSUtils.metaRegionExists(fs,
rd)) {<a name="line.283"></a>
-<span class="sourceLineNo">284</span> bootstrap(rd, c);<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> // Create tableinfo-s for hbase:meta
if not already there.<a name="line.287"></a>
-<span class="sourceLineNo">288</span> // assume, created table descriptor
is for enabling table<a name="line.288"></a>
-<span class="sourceLineNo">289</span> // meta table is a system table, so
descriptors are predefined,<a name="line.289"></a>
-<span class="sourceLineNo">290</span> // we should get them from
registry.<a name="line.290"></a>
-<span class="sourceLineNo">291</span> FSTableDescriptors fsd = new
FSTableDescriptors(c, fs, rd);<a name="line.291"></a>
-<span class="sourceLineNo">292</span>
fsd.createTableDescriptor(fsd.get(TableName.META_TABLE_NAME));<a
name="line.292"></a>
-<span class="sourceLineNo">293</span><a name="line.293"></a>
-<span class="sourceLineNo">294</span> return rd;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> }<a name="line.295"></a>
-<span class="sourceLineNo">296</span><a name="line.296"></a>
-<span class="sourceLineNo">297</span> /**<a name="line.297"></a>
-<span class="sourceLineNo">298</span> * Make sure the hbase temp directory
exists and is empty.<a name="line.298"></a>
-<span class="sourceLineNo">299</span> * NOTE that this method is only
executed once just after the master becomes the active one.<a
name="line.299"></a>
-<span class="sourceLineNo">300</span> */<a name="line.300"></a>
-<span class="sourceLineNo">301</span> private void checkTempDir(final Path
tmpdir, final Configuration c, final FileSystem fs)<a name="line.301"></a>
-<span class="sourceLineNo">302</span> throws IOException {<a
name="line.302"></a>
-<span class="sourceLineNo">303</span> // If the temp directory exists,
clear the content (left over, from the previous run)<a name="line.303"></a>
-<span class="sourceLineNo">304</span> if (fs.exists(tmpdir)) {<a
name="line.304"></a>
-<span class="sourceLineNo">305</span> // Archive table in temp, maybe
left over from failed deletion,<a name="line.305"></a>
-<span class="sourceLineNo">306</span> // if not the cleaner will take
care of them.<a name="line.306"></a>
-<span class="sourceLineNo">307</span> for (Path tabledir:
FSUtils.getTableDirs(fs, tmpdir)) {<a name="line.307"></a>
-<span class="sourceLineNo">308</span> for (Path regiondir:
FSUtils.getRegionDirs(fs, tabledir)) {<a name="line.308"></a>
-<span class="sourceLineNo">309</span> HFileArchiver.archiveRegion(fs,
this.rootdir, tabledir, regiondir);<a name="line.309"></a>
-<span class="sourceLineNo">310</span> }<a name="line.310"></a>
-<span class="sourceLineNo">311</span> }<a name="line.311"></a>
-<span class="sourceLineNo">312</span> if (!fs.delete(tmpdir, true)) {<a
name="line.312"></a>
-<span class="sourceLineNo">313</span> throw new IOException("Unable to
clean the temp directory: " + tmpdir);<a name="line.313"></a>
-<span class="sourceLineNo">314</span> }<a name="line.314"></a>
-<span class="sourceLineNo">315</span> }<a name="line.315"></a>
-<span class="sourceLineNo">316</span><a name="line.316"></a>
-<span class="sourceLineNo">317</span> // Create the temp directory<a
name="line.317"></a>
-<span class="sourceLineNo">318</span> if (isSecurityEnabled) {<a
name="line.318"></a>
-<span class="sourceLineNo">319</span> if (!fs.mkdirs(tmpdir,
secureRootSubDirPerms)) {<a name="line.319"></a>
-<span class="sourceLineNo">320</span> throw new IOException("HBase temp
directory '" + tmpdir + "' creation failure.");<a name="line.320"></a>
-<span class="sourceLineNo">321</span> }<a name="line.321"></a>
-<span class="sourceLineNo">322</span> } else {<a name="line.322"></a>
-<span class="sourceLineNo">323</span> if (!fs.mkdirs(tmpdir)) {<a
name="line.323"></a>
-<span class="sourceLineNo">324</span> throw new IOException("HBase temp
directory '" + tmpdir + "' creation failure.");<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><a name="line.328"></a>
-<span class="sourceLineNo">329</span> /**<a name="line.329"></a>
-<span class="sourceLineNo">330</span> * Make sure the directories under
rootDir have good permissions. Create if necessary.<a name="line.330"></a>
-<span class="sourceLineNo">331</span> * @param p<a name="line.331"></a>
-<span class="sourceLineNo">332</span> * @throws IOException<a
name="line.332"></a>
-<span class="sourceLineNo">333</span> */<a name="line.333"></a>
-<span class="sourceLineNo">334</span> private void checkSubDir(final Path p,
final String dirPermsConfName) throws IOException {<a name="line.334"></a>
-<span class="sourceLineNo">335</span> FileSystem fs =
p.getFileSystem(conf);<a name="line.335"></a>
-<span class="sourceLineNo">336</span> FsPermission dirPerms = new
FsPermission(conf.get(dirPermsConfName, "700"));<a name="line.336"></a>
-<span class="sourceLineNo">337</span> if (!fs.exists(p)) {<a
name="line.337"></a>
-<span class="sourceLineNo">338</span> if (isSecurityEnabled) {<a
name="line.338"></a>
-<span class="sourceLineNo">339</span> if (!fs.mkdirs(p,
secureRootSubDirPerms)) {<a name="line.339"></a>
-<span class="sourceLineNo">340</span> throw new IOException("HBase
directory '" + p + "' creation failure.");<a name="line.340"></a>
-<span class="sourceLineNo">341</span> }<a name="line.341"></a>
-<span class="sourceLineNo">342</span> } else {<a name="line.342"></a>
-<span class="sourceLineNo">343</span> if (!fs.mkdirs(p)) {<a
name="line.343"></a>
-<span class="sourceLineNo">344</span> throw new IOException("HBase
directory '" + p + "' creation failure.");<a name="line.344"></a>
-<span class="sourceLineNo">345</span> }<a name="line.345"></a>
-<span class="sourceLineNo">346</span> }<a name="line.346"></a>
-<span class="sourceLineNo">347</span> }<a name="line.347"></a>
-<span class="sourceLineNo">348</span> else {<a name="line.348"></a>
-<span class="sourceLineNo">349</span> if (isSecurityEnabled &&
!dirPerms.equals(fs.getFileStatus(p).getPermission())) {<a name="line.349"></a>
-<span class="sourceLineNo">350</span> // check whether the permission
match<a name="line.350"></a>
-<span class="sourceLineNo">351</span> LOG.warn("Found HBase directory
permissions NOT matching expected permissions for "<a name="line.351"></a>
-<span class="sourceLineNo">352</span> + p.toString() + "
permissions=" + fs.getFileStatus(p).getPermission()<a name="line.352"></a>
-<span class="sourceLineNo">353</span> + ", expecting " + dirPerms +
". Automatically setting the permissions. "<a name="line.353"></a>
-<span class="sourceLineNo">354</span> + "You can change the
permissions by setting \"" + dirPermsConfName + "\" in hbase-site.xml "<a
name="line.354"></a>
-<span class="sourceLineNo">355</span> + "and restarting the
master");<a name="line.355"></a>
-<span class="sourceLineNo">356</span> fs.setPermission(p, dirPerms);<a
name="line.356"></a>
-<span class="sourceLineNo">357</span> }<a name="line.357"></a>
-<span class="sourceLineNo">358</span> }<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> * Check permissions for bulk load
staging directory. This directory has special hidden<a name="line.362"></a>
-<span class="sourceLineNo">363</span> * permissions. Create it if
necessary.<a name="line.363"></a>
-<span class="sourceLineNo">364</span> * @throws IOException<a
name="line.364"></a>
-<span class="sourceLineNo">365</span> */<a name="line.365"></a>
-<span class="sourceLineNo">366</span> private void checkStagingDir() throws
IOException {<a name="line.366"></a>
-<span class="sourceLineNo">367</span> Path p = new Path(this.rootdir,
HConstants.BULKLOAD_STAGING_DIR_NAME);<a name="line.367"></a>
-<span class="sourceLineNo">368</span> try {<a name="line.368"></a>
-<span class="sourceLineNo">369</span> if (!this.fs.exists(p)) {<a
name="line.369"></a>
-<span class="sourceLineNo">370</span> if (!this.fs.mkdirs(p,
HiddenDirPerms)) {<a name="line.370"></a>
-<span class="sourceLineNo">371</span> throw new IOException("Failed
to create staging directory " + p.toString());<a name="line.371"></a>
-<span class="sourceLineNo">372</span> }<a name="line.372"></a>
-<span class="sourceLineNo">373</span> } else {<a name="line.373"></a>
-<span class="sourceLineNo">374</span> this.fs.setPermission(p,
HiddenDirPerms);<a name="line.374"></a>
-<span class="sourceLineNo">375</span> }<a name="line.375"></a>
-<span class="sourceLineNo">376</span> } catch (IOException e) {<a
name="line.376"></a>
-<span class="sourceLineNo">377</span> LOG.error("Failed to create or set
permission on staging directory " + p.toString());<a name="line.377"></a>
-<span class="sourceLineNo">378</span> throw new IOException("Failed to
create or set permission on staging directory "<a name="line.378"></a>
-<span class="sourceLineNo">379</span> + p.toString(), e);<a
name="line.379"></a>
-<span class="sourceLineNo">380</span> }<a name="line.380"></a>
-<span class="sourceLineNo">381</span> }<a name="line.381"></a>
-<span class="sourceLineNo">382</span><a name="line.382"></a>
-<span class="sourceLineNo">383</span> private static void bootstrap(final
Path rd, final Configuration c)<a name="line.383"></a>
-<span class="sourceLineNo">384</span> throws IOException {<a
name="line.384"></a>
-<span class="sourceLineNo">385</span> LOG.info("BOOTSTRAP: creating
hbase:meta region");<a name="line.385"></a>
-<span class="sourceLineNo">386</span> try {<a name="line.386"></a>
-<span class="sourceLineNo">387</span> // Bootstrapping, make sure
blockcache is off. Else, one will be<a name="line.387"></a>
-<span class="sourceLineNo">388</span> // created here in bootstrap and
it'll need to be cleaned up. Better to<a name="line.388"></a>
-<span class="sourceLineNo">389</span> // not make it in first place.
Turn off block caching for bootstrap.<a name="line.389"></a>
-<span class="sourceLineNo">390</span> // Enable after.<a
name="line.390"></a>
-<span class="sourceLineNo">391</span> TableDescriptor metaDescriptor =
new FSTableDescriptors(c).get(TableName.META_TABLE_NAME);<a name="line.391"></a>
-<span class="sourceLineNo">392</span> HRegion meta =
HRegion.createHRegion(RegionInfoBuilder.FIRST_META_REGIONINFO, rd,<a
name="line.392"></a>
-<span class="sourceLineNo">393</span> c,
setInfoFamilyCachingForMeta(metaDescriptor, false), null);<a
name="line.393"></a>
-<span class="sourceLineNo">394</span> meta.close();<a name="line.394"></a>
-<span class="sourceLineNo">395</span> } catch (IOException e) {<a
name="line.395"></a>
-<span class="sourceLineNo">396</span> e = e instanceof RemoteException
?<a name="line.396"></a>
-<span class="sourceLineNo">397</span>
((RemoteException)e).unwrapRemoteException() : e;<a name="line.397"></a>
-<span class="sourceLineNo">398</span> LOG.error("bootstrap", e);<a
name="line.398"></a>
-<span class="sourceLineNo">399</span> throw e;<a name="line.399"></a>
-<span class="sourceLineNo">400</span> }<a name="line.400"></a>
-<span class="sourceLineNo">401</span> }<a name="line.401"></a>
-<span class="sourceLineNo">402</span><a name="line.402"></a>
-<span class="sourceLineNo">403</span> /**<a name="line.403"></a>
-<span class="sourceLineNo">404</span> * Enable in memory caching for
hbase:meta<a name="line.404"></a>
-<span class="sourceLineNo">405</span> */<a name="line.405"></a>
-<span class="sourceLineNo">406</span> public static TableDescriptor
setInfoFamilyCachingForMeta(TableDescriptor metaDescriptor, final boolean b)
{<a name="line.406"></a>
-<span class="sourceLineNo">407</span> TableDescriptorBuilder builder =
TableDescriptorBuilder.newBuilder(metaDescriptor);<a name="line.407"></a>
-<span class="sourceLineNo">408</span> for (ColumnFamilyDescriptor hcd:
metaDescriptor.getColumnFamilies()) {<a name="line.408"></a>
-<span class="sourceLineNo">409</span> if (Bytes.equals(hcd.getName(),
HConstants.CATALOG_FAMILY)) {<a name="line.409"></a>
-<span class="sourceLineNo">410</span>
builder.modifyColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(hcd)<a
name="line.410"></a>
-<span class="sourceLineNo">411</span>
.setBlockCacheEnabled(b)<a name="line.411"></a>
-<span class="sourceLineNo">412</span> .setInMemory(b)<a
name="line.412"></a>
-<span class="sourceLineNo">413</span> .build());<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> return builder.build();<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> public void
deleteFamilyFromFS(RegionInfo region, byte[] familyName)<a name="line.419"></a>
-<span class="sourceLineNo">420</span> throws IOException {<a
name="line.420"></a>
-<span class="sourceLineNo">421</span> deleteFamilyFromFS(rootdir, region,
familyName);<a name="line.421"></a>
-<span class="sourceLineNo">422</span> }<a name="line.422"></a>
-<span class="sourceLineNo">423</span><a name="line.423"></a>
-<span class="sourceLineNo">424</span> public void deleteFamilyFromFS(Path
rootDir, RegionInfo region, byte[] familyName)<a name="line.424"></a>
-<span class="sourceLineNo">425</span> throws IOException {<a
name="line.425"></a>
-<span class="sourceLineNo">426</span> // archive family store files<a
name="line.426"></a>
-<span class="sourceLineNo">427</span> Path tableDir =
FSUtils.getTableDir(rootDir, region.getTable());<a name="line.427"></a>
-<span class="sourceLineNo">428</span> HFileArchiver.archiveFamily(fs, conf,
region, tableDir, familyName);<a name="line.428"></a>
-<span class="sourceLineNo">429</span><a name="line.429"></a>
-<span class="sourceLineNo">430</span> // delete the family folder<a
name="line.430"></a>
-<span class="sourceLineNo">431</span> Path familyDir = new Path(tableDir,<a
name="line.431"></a>
-<span class="sourceLineNo">432</span> new Path(region.getEncodedName(),
Bytes.toString(familyName)));<a name="line.432"></a>
-<span class="sourceLineNo">433</span> if (fs.delete(familyDir, true) ==
false) {<a name="line.433"></a>
-<span class="sourceLineNo">434</span> if (fs.exists(familyDir)) {<a
name="line.434"></a>
-<span class="sourceLineNo">435</span> throw new IOException("Could not
delete family "<a name="line.435"></a>
-<span class="sourceLineNo">436</span> + Bytes.toString(familyName)
+ " from FileSystem for region "<a name="line.436"></a>
-<span class="sourceLineNo">437</span> +
region.getRegionNameAsString() + "(" + region.getEncodedName()<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> }<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> public void stop() {<a
name="line.443"></a>
-<span class="sourceLineNo">444</span> }<a name="line.444"></a>
-<span class="sourceLineNo">445</span><a name="line.445"></a>
-<span class="sourceLineNo">446</span> public void logFileSystemState(Logger
log) throws IOException {<a name="line.446"></a>
-<span class="sourceLineNo">447</span> FSUtils.logFileSystemState(fs,
rootdir, log);<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">211</span> public Path getWALRootDir() {<a
name="line.211"></a>
+<span class="sourceLineNo">212</span> return this.walRootDir;<a
name="line.212"></a>
+<span class="sourceLineNo">213</span> }<a name="line.213"></a>
+<span class="sourceLineNo">214</span><a name="line.214"></a>
+<span class="sourceLineNo">215</span> /**<a name="line.215"></a>
+<span class="sourceLineNo">216</span> * @return the directory for a give
{@code region}.<a name="line.216"></a>
+<span class="sourceLineNo">217</span> */<a name="line.217"></a>
+<span class="sourceLineNo">218</span> public Path getRegionDir(RegionInfo
region) {<a name="line.218"></a>
+<span class="sourceLineNo">219</span> return
FSUtils.getRegionDir(FSUtils.getTableDir(getRootDir(), region.getTable()),
region);<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> /**<a name="line.222"></a>
+<span class="sourceLineNo">223</span> * @return HBase temp dir.<a
name="line.223"></a>
+<span class="sourceLineNo">224</span> */<a name="line.224"></a>
+<span class="sourceLineNo">225</span> public Path getTempDir() {<a
name="line.225"></a>
+<span class="sourceLineNo">226</span> return this.tempdir;<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> * @return The unique identifier
generated for this cluster<a name="line.230"></a>
+<span class="sourceLineNo">231</span> */<a name="line.231"></a>
+<span class="sourceLineNo">232</span> public ClusterId getClusterId() {<a
name="line.232"></a>
+<span class="sourceLineNo">233</span> return clusterId;<a
name="line.233"></a>
+<span class="sourceLineNo">234</span> }<a name="line.234"></a>
+<span class="sourceLineNo">235</span><a name="line.235"></a>
+<span class="sourceLineNo">236</span> /**<a name="line.236"></a>
+<span class="sourceLineNo">237</span> * Get the rootdir. Make sure its
wholesome and exists before returning.<a name="line.237"></a>
+<span class="sourceLineNo">238</span> * @param rd<a name="line.238"></a>
+<span class="sourceLineNo">239</span> * @param c<a name="line.239"></a>
+<span class="sourceLineNo">240</span> * @param fs<a name="line.240"></a>
+<span class="sourceLineNo">241</span> * @return hbase.rootdir (after checks
for existence and bootstrapping if<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * needed populating the directory with
necessary bootup files).<a name="line.242"></a>
+<span class="sourceLineNo">243</span> * @throws IOException<a
name="line.243"></a>
+<span class="sourceLineNo">244</span> */<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private Path checkRootDir(final Path
rd, final Configuration c, final FileSystem fs)<a name="line.245"></a>
+<span class="sourceLineNo">246</span> throws IOException {<a
name="line.246"></a>
+<span class="sourceLineNo">247</span> // If FS is in safe mode wait till
out of it.<a name="line.247"></a>
+<span class="sourceLineNo">248</span> FSUtils.waitOnSafeMode(c,
c.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000));<a name="line.248"></a>
+<span class="sourceLineNo">249</span><a name="line.249"></a>
+<span class="sourceLineNo">250</span> // Filesystem is good. Go ahead and
check for hbase.rootdir.<a name="line.250"></a>
+<span class="sourceLineNo">251</span> try {<a name="line.251"></a>
+<span class="sourceLineNo">252</span> if (!fs.exists(rd)) {<a
name="line.252"></a>
+<span class="sourceLineNo">253</span> fs.mkdirs(rd);<a
name="line.253"></a>
+<span class="sourceLineNo">254</span> // DFS leaves safe mode with 0
DNs when there are 0 blocks.<a name="line.254"></a>
+<span class="sourceLineNo">255</span> // We used to handle this by
checking the current DN count and waiting until<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // it is nonzero. With security,
the check for datanode count doesn't work --<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // it is a privileged op. So
instead we adopt the strategy of the jobtracker<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // and simply retry file creation
during bootstrap indefinitely. As soon as<a name="line.258"></a>
+<span class="sourceLineNo">259</span> // there is one datanode it will
succeed. Permission problems should have<a name="line.259"></a>
+<span class="sourceLineNo">260</span> // already been caught by mkdirs
above.<a name="line.260"></a>
+<span class="sourceLineNo">261</span> FSUtils.setVersion(fs, rd,
c.getInt(HConstants.THREAD_WAKE_FREQUENCY,<a name="line.261"></a>
+<span class="sourceLineNo">262</span> 10 * 1000),
c.getInt(HConstants.VERSION_FILE_WRITE_ATTEMPTS,<a name="line.262"></a>
+<span class="sourceLineNo">263</span>
HConstants.DEFAULT_VERSION_FILE_WRITE_ATTEMPTS));<a name="line.263"></a>
+<span class="sourceLineNo">264</span> } else {<a name="line.264"></a>
+<span class="sourceLineNo">265</span> if (!fs.isDirectory(rd)) {<a
name="line.265"></a>
+<span class="sourceLineNo">266</span> throw new
IllegalArgumentException(rd.toString() + " is not a directory");<a
name="line.266"></a>
+<span class="sourceLineNo">267</span> }<a name="line.267"></a>
+<span class="sourceLineNo">268</span> // as above<a name="line.268"></a>
+<span class="sourceLineNo">269</span> FSUtils.checkVersion(fs, rd,
true, c.getInt(HConstants.THREAD_WAKE_FREQUENCY,<a name="line.269"></a>
+<span class="sourceLineNo">270</span> 10 * 1000),
c.getInt(HConstants.VERSION_FILE_WRITE_ATTEMPTS,<a name="line.270"></a>
+<span class="sourceLineNo">271</span>
HConstants.DEFAULT_VERSION_FILE_WRITE_ATTEMPTS));<a name="line.271"></a>
+<span class="sourceLineNo">272</span> }<a name="line.272"></a>
+<span class="sourceLineNo">273</span> } catch (DeserializationException de)
{<a name="line.273"></a>
+<span class="sourceLineNo">274</span> LOG.error(HBaseMarkers.FATAL,
"Please fix invalid configuration for "<a name="line.274"></a>
+<span class="sourceLineNo">275</span> + HConstants.HBASE_DIR, de);<a
name="line.275"></a>
+<span class="sourceLineNo">276</span> IOException ioe = new
IOException();<a name="line.276"></a>
+<span class="sourceLineNo">277</span> ioe.initCause(de);<a
name="line.277"></a>
+<span class="sourceLineNo">278</span> throw ioe;<a name="line.278"></a>
+<span class="sourceLineNo">279</span> } catch (IllegalArgumentException
iae) {<a name="line.279"></a>
+<span class="sourceLineNo">280</span> LOG.error(HBaseMarkers.FATAL,
"Please fix invalid configuration for "<a name="line.280"></a>
+<span class="sourceLineNo">281</span> + HConstants.HBASE_DIR + " " +
rd.toString(), iae);<a name="line.281"></a>
+<span class="sourceLineNo">282</span> throw iae;<a name="line.282"></a>
+<span class="sourceLineNo">283</span> }<a name="line.283"></a>
+<span class="sourceLineNo">284</span> // Make sure cluster ID exists<a
name="line.284"></a>
+<span class="sourceLineNo">285</span> if (!FSUtils.checkClusterIdExists(fs,
rd, c.getInt(<a name="line.285"></a>
+<span class="sourceLineNo">286</span> HConstants.THREAD_WAKE_FREQUENCY,
10 * 1000))) {<a name="line.286"></a>
+<span class="sourceLineNo">287</span> FSUtils.setClusterId(fs, rd, new
ClusterId(), c.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000));<a
name="line.287"></a>
+<span class="sourceLineNo">288</span> }<a name="line.288"></a>
+<span class="sourceLineNo">289</span> clusterId = FSUtils.getClusterId(fs,
rd);<a name="line.289"></a>
+<span class="sourceLineNo">290</span><a name="line.290"></a>
+<span class="sourceLineNo">291</span> // Make sure the meta region
directory exists!<a name="line.291"></a>
+<span class="sourceLineNo">292</span> if (!FSUtils.metaRegionExists(fs,
rd)) {<a name="line.292"></a>
+<span class="sourceLineNo">293</span> bootstrap(rd, c);<a
name="line.293"></a>
+<span class="sourceLineNo">294</span> }<a name="line.294"></a>
+<span class="sourceLineNo">295</span><a name="line.295"></a>
+<span class="sourceLineNo">296</span> // Create tableinfo-s for hbase:meta
if not already there.<a name="line.296"></a>
+<span class="sourceLineNo">297</span> // assume, created table descriptor
is for enabling table<a name="line.297"></a>
+<span class="sourceLineNo">298</span> // meta table is a system table, so
descriptors are predefined,<a name="line.298"></a>
+<span class="sourceLineNo">299</span> // we should get them from
registry.<a name="line.299"></a>
+<span class="sourceLineNo">300</span> FSTableDescriptors fsd = new
FSTableDescriptors(c, fs, rd);<a name="line.300"></a>
+<span class="sourceLineNo">301</span>
fsd.createTableDescriptor(fsd.get(TableName.META_TABLE_NAME));<a
name="line.301"></a>
+<span class="sourceLineNo">302</span><a name="line.302"></a>
+<span class="sourceLineNo">303</span> return rd;<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> * Make sure the hbase temp directory
exists and is empty.<a name="line.307"></a>
+<span class="sourceLineNo">308</span> * NOTE that this method is only
executed once just after the master becomes the active one.<a
name="line.308"></a>
+<span class="sourceLineNo">309</span> */<a name="line.309"></a>
+<span class="sourceLineNo">310</span> private void checkTempDir(final Path
tmpdir, final Configuration c, final FileSystem fs)<a name="line.310"></a>
+<span class="sourceLineNo">311</span> throws IOException {<a
name="line.311"></a>
+<span class="sourceLineNo">312</span> // If the temp directory exists,
clear the content (left over, from the previous run)<a name="line.312"></a>
+<span class="sourceLineNo">313</span> if (fs.exists(tmpdir)) {<a
name="line.313"></a>
+<span class="sourceLineNo">314</span> // Archive table in temp, maybe
left over from failed deletion,<a name="line.314"></a>
+<span class="sourceLineNo">315</span> // if not the cleaner will take
care of them.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> for (Path tabledir:
FSUtils.getTableDirs(fs, tmpdir)) {<a name="line.316"></a>
+<span class="sourceLineNo">317</span> for (Path regiondir:
FSUtils.getRegionDirs(fs, tabledir)) {<a name="line.317"></a>
+<span class="sourceLineNo">318</span> HFileArchiver.archiveRegion(fs,
this.rootdir, tabledir, regiondir);<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> if (!fs.delete(tmpdir, true)) {<a
name="line.321"></a>
+<span class="sourceLineNo">322</span> throw new IOException("Unable to
clean the temp directory: " + tmpdir);<a name="line.322"></a>
+<span class="sourceLineNo">323</span> }<a name="line.323"></a>
+<span class="sourceLineNo">324</span> }<a name="line.324"></a>
+<span class="sourceLineNo">325</span><a name="line.325"></a>
+<span class="sourceLineNo">326</span> // Create the temp directory<a
name="line.326"></a>
+<span class="sourceLineNo">327</span> if (isSecurityEnabled) {<a
name="line.327"></a>
+<span class="sourceLineNo">328</span> if (!fs.mkdirs(tmpdir,
secureRootSubDirPerms)) {<a name="line.328"></a>
+<span class="sourceLineNo">329</span> throw new IOException("HBase temp
directory '" + tmpdir + "' creation failure.");<a name="line.329"></a>
+<span class="sourceLineNo">330</span> }<a name="line.330"></a>
+<span class="sourceLineNo">331</span> } else {<a name="line.331"></a>
+<span class="sourceLineNo">332</span> if (!fs.mkdirs(tmpdir)) {<a
name="line.332"></a>
+<span class="sourceLineNo">333</span> throw new IOException("HBase temp
directory '" + tmpdir + "' creation failure.");<a name="line.333"></a>
+<span class="sourceLineNo">334</span> }<a name="line.334"></a>
+<span class="sourceLineNo">335</span> }<a name="line.335"></a>
+<span class="sourceLineNo">336</span> }<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> /**<a name="line.338"></a>
+<span class="sourceLineNo">339</span> * Make sure the directories under
rootDir have good permissions. Create if necessary.<a name="line.339"></a>
+<span class="sourceLineNo">340</span> * @param p<a name="line.340"></a>
+<span class="sourceLineNo">341</span> * @throws IOException<a
name="line.341"></a>
+<span class="sourceLineNo">342</span> */<a name="line.342"></a>
+<span class="sourceLineNo">343</span> private void checkSubDir(final Path p,
final String dirPermsConfName) throws IOException {<a name="line.343"></a>
+<span class="sourceLineNo">344</span> FileSystem fs =
p.getFileSystem(conf);<a name="line.344"></a>
+<span class="sourceLineNo">345</span> FsPermission dirPerms = new
FsPermission(conf.get(dirPermsConfName, "700"));<a name="line.345"></a>
+<span class="sourceLineNo">346</span> if (!fs.exists(p)) {<a
name="line.346"></a>
+<span class="sourceLineNo">347</span> if (isSecurityEnabled) {<a
name="line.347"></a>
+<span class="sourceLineNo">348</span> if (!fs.mkdirs(p,
secureRootSubDirPerms)) {<a name="line.348"></a>
+<span class="sourceLineNo">349</span> throw new IOException("HBase
directory '" + p + "' creation failure.");<a name="line.349"></a>
+<span class="sourceLineNo">350</span> }<a name="line.350"></a>
+<span class="sourceLineNo">351</span> } else {<a name="line.351"></a>
+<span class="sourceLineNo">352</span> if (!fs.mkdirs(p)) {<a
name="line.352"></a>
+<span class="sourceLineNo">353</span> throw new IOException("HBase
directory '" + p + "' creation failure.");<a name="line.353"></a>
+<span class="sourceLineNo">354</span> }<a name="line.354"></a>
+<span class="sourceLineNo">355</span> }<a name="line.355"></a>
+<span class="sourceLineNo">356</span> }<a name="line.356"></a>
+<span class="sourceLineNo">357</span> else {<a name="line.357"></a>
+<span class="sourceLineNo">358</span> if (isSecurityEnabled &&
!dirPerms.equals(fs.getFileStatus(p).getPermission())) {<a name="line.358"></a>
+<span class="sourceLineNo">359</span> // check whether the permission
match<a name="line.359"></a>
+<span class="sourceLineNo">360</span> LOG.warn("Found HBase directory
permissions NOT matching expected permissions for "<a name="line.360"></a>
+<span class="sourceLineNo">361</span> + p.toString() + "
permissions=" + fs.getFileStatus(p).getPermission()<a name="line.361"></a>
+<span class="sourceLineNo">362</span> + ", expecting " + dirPerms +
". Automatically setting the permissions. "<a name="line.362"></a>
+<span class="sourceLineNo">363</span> + "You can change the
permissions by setting \"" + dirPermsConfName + "\" in hbase-site.xml "<a
name="line.363"></a>
+<span class="sourceLineNo">364</span> + "and restarting the
master");<a name="line.364"></a>
+<span class="sourceLineNo">365</span> fs.setPermission(p, dirPerms);<a
name="line.365"></a>
+<span class="sourceLineNo">366</span> }<a name="line.366"></a>
+<span class="sourceLineNo">367</span> }<a name="line.367"></a>
+<span class="sourceLineNo">368</span> }<a name="line.368"></a>
+<span class="sourceLineNo">369</span><a name="line.369"></a>
+<span class="sourceLineNo">370</span> /**<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * Check permissions for bulk load
staging directory. This directory has special hidden<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * permissions. Create it if
necessary.<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * @throws IOException<a
name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> private void checkStagingDir() throws
IOException {<a name="line.375"></a>
+<span class="sourceLineNo">376</span> Path p = new Path(this.rootdir,
HConstants.BULKLOAD_STAGING_DIR_NAME);<a name="line.376"></a>
+<span class="sourceLineNo">377</span> try {<a name="line.377"></a>
+<span class="sourceLineNo">378</span> if (!this.fs.exists(p)) {<a
name="line.378"></a>
+<span class="sourceLineNo">379</span> if (!this.fs.mkdirs(p,
HiddenDirPerms)) {<a name="line.379"></a>
+<span class="sourceLineNo">380</span> throw new IOException("Failed
to create staging directory " + p.toString());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> }<a name="line.381"></a>
+<span class="sourceLineNo">382</span> } else {<a name="line.382"></a>
+<span class="sourceLineNo">383</span> this.fs.setPermission(p,
HiddenDirPerms);<a name="line.383"></a>
+<span class="sourceLineNo">384</span> }<a name="line.384"></a>
+<span class="sourceLineNo">385</span> } catch (IOException e) {<a
name="line.385"></a>
+<span class="sourceLineNo">386</span> LOG.error("Failed to create or set
permission on staging directory " + p.toString());<a name="line.386"></a>
+<span class="sourceLineNo">387</span> throw new IOException("Failed to
create or set permission on staging directory "<a name="line.387"></a>
+<span class="sourceLineNo">388</span> + p.toString(), e);<a
name="line.388"></a>
+<span class="sourceLineNo">389</span> }<a name="line.389"></a>
+<span class="sourceLineNo">390</span> }<a name="line.390"></a>
+<span class="sourceLineNo">391</span><a name="line.391"></a>
+<span class="sourceLineNo">392</span> private static void bootstrap(final
Path rd, final Configuration c)<a name="line.392"></a>
+<span class="sourceLineNo">393</span> throws IOException {<a
name="line.393"></a>
+<span class="sourceLineNo">394</span> LOG.info("BOOTSTRAP: creating
hbase:meta region");<a name="line.394"></a>
+<span class="sourceLineNo">395</span> try {<a name="line.395"></a>
+<span class="sourceLineNo">396</span> // Bootstrapping, make sure
blockcache is off. Else, one will be<a name="line.396"></a>
+<span class="sourceLineNo">397</span> // created here in bootstrap and
it'll need to be cleaned up. Better to<a name="line.397"></a>
+<span class="sourceLineNo">398</span> // not make it in first place.
Turn off block caching for bootstrap.<a name="line.398"></a>
+<span class="sourceLineNo">399</span> // Enable after.<a
name="line.399"></a>
+<span class="sourceLineNo">400</span> TableDescriptor metaDescriptor =
new FSTableDescriptors(c).get(TableName.META_TABLE_NAME);<a name="line.400"></a>
+<span class="sourceLineNo">401</span> HRegion meta =
HRegion.createHRegion(RegionInfoBuilder.FIRST_META_REGIONINFO, rd,<a
name="line.401"></a>
+<span class="sourceLineNo">402</span> c,
setInfoFamilyCachingForMeta(metaDescriptor, false), null);<a
name="line.402"></a>
+<span class="sourceLineNo">403</span> meta.close();<a name="line.403"></a>
+<span class="sourceLineNo">404</span> } catch (IOException e) {<a
name="line.404"></a>
+<span class="sourceLineNo">405</span> e = e instanceof RemoteException
?<a name="line.405"></a>
+<span class="sourceLineNo">406</span>
((RemoteException)e).unwrapRemoteException() : e;<a name="line.406"></a>
+<span class="sourceLineNo">407</span> LOG.error("bootstrap", e);<a
name="line.407"></a>
+<span class="sourceLineNo">408</span> throw e;<a name="line.408"></a>
+<span class="sourceLineNo">409</span> }<a name="line.409"></a>
+<span class="sourceLineNo">410</span> }<a name="line.410"></a>
+<span class="sourceLineNo">411</span><a name="line.411"></a>
+<span class="sourceLineNo">412</span> /**<a name="line.412"></a>
+<span class="sourceLineNo">413</span> * Enable in memory caching for
hbase:meta<a name="line.413"></a>
+<span class="sourceLineNo">414</span> */<a name="line.414"></a>
+<span class="sourceLineNo">415</span> public static TableDescriptor
setInfoFamilyCachingForMeta(TableDescriptor metaDescriptor, final boolean b)
{<a name="line.415"></a>
+<span class="sourceLineNo">416</span> TableDescriptorBuilder builder =
TableDescriptorBuilder.newBuilder(metaDescriptor);<a name="line.416"></a>
+<span class="sourceLineNo">417</span> for (ColumnFamilyDescriptor hcd:
metaDescriptor.getColumnFamilies()) {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> if (Bytes.equals(hcd.getName(),
HConstants.CATALOG_FAMILY)) {<a name="line.418"></a>
+<span class="sourceLineNo">419</span>
builder.modifyColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(hcd)<a
name="line.419"></a>
+<span class="sourceLineNo">420</span>
.setBlockCacheEnabled(b)<a name="line.420"></a>
+<span class="sourceLineNo">421</span> .setInMemory(b)<a
name="line.421"></a>
+<span class="sourceLineNo">422</span> .build());<a
name="line.422"></a>
+<span class="sourceLineNo">423</span> }<a name="line.423"></a>
+<span class="sourceLineNo">424</span> }<a name="line.424"></a>
+<span class="sourceLineNo">425</span> return builder.build();<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> public void
deleteFamilyFromFS(RegionInfo region, byte[] familyName)<a name="line.428"></a>
+<span class="sourceLineNo">429</span> throws IOException {<a
name="line.429"></a>
+<span class="sourceLineNo">430</span> deleteFamilyFromFS(rootdir, region,
familyName);<a name="line.430"></a>
+<span class="sourceLineNo">431</span> }<a name="line.431"></a>
+<span class="sourceLineNo">432</span><a name="line.432"></a>
+<span class="sourceLineNo">433</span> public void deleteFamilyFromFS(Path
rootDir, RegionInfo region, byte[] familyName)<a name="line.433"></a>
+<span class="sourceLineNo">434</span> throws IOException {<a
name="line.434"></a>
+<span class="sourceLineNo">435</span> // archive family store files<a
name="line.435"></a>
+<span class="sourceLineNo">436</span> Path tableDir =
FSUtils.getTableDir(rootDir, region.getTable());<a name="line.436"></a>
+<span class="sourceLineNo">437</span> HFileArchiver.archiveFamily(fs, conf,
region, tableDir, familyName);<a name="line.437"></a>
+<span class="sourceLineNo">438</span><a name="line.438"></a>
+<span class="sourceLineNo">439</span> // delete the family folder<a
name="line.439"></a>
+<span class="sourceLineNo">440</span> Path familyDir = new Path(tableDir,<a
name="line.440"></a>
+<span class="sourceLineNo">441</span> new Path(region.getEncodedName(),
Bytes.toString(familyName)));<a name="line.441"></a>
+<span class="sourceLineNo">442</span> if (fs.delete(familyDir, true) ==
false) {<a name="line.442"></a>
+<span class="sourceLineNo">443</span> if (fs.exists(familyDir)) {<a
name="line.443"></a>
+<span class="sourceLineNo">444</span> throw new IOException("Could not
delete family "<a name="line.444"></a>
+<span class="sourceLineNo">445</span> + Bytes.toString(familyName)
+ " from FileSystem for region "<a name="line.445"></a>
+<span class="sourceLineNo">446</span> +
region.getRegionNameAsString() + "(" + region.getEncodedName()<a
name="line.446"></a>
+<span class="sourceLineNo">447</span> + ")");<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> }<a name="line.450"></a>
+<span class="sourceLineNo">451</span><a name="line.451"></a>
+<span class="sourceLineNo">452</span> public void stop() {<a
name="line.452"></a>
+<span class="sourceLineNo">453</span> }<a name="line.453"></a>
+<span class="sourceLineNo">454</span><a name="line.454"></a>
+<span class="sourceLineNo">455</span> public void logFileSystemState(Logger
log) throws IOException {<a name="line.455"></a>
+<span class="sourceLineNo">456</span> FSUtils.logFileSystemState(fs,
rootdir, log);<a name="line.456"></a>
+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span>}<a name="line.458"></a>
