@Test
public void testDuplicateHFileResolution() throws Exception {
String table = "table";
HBaseTestingUtility htu = new HBaseTestingUtility();
setRootDirAndCleanIt(htu, "testCleanParent");
Server server = new MockServer(htu);
MasterServices services = new MockMasterServices(server);
// create the janitor
CatalogJanitor janitor = new CatalogJanitor(server, services);
// Create regions.
HTableDescriptor htd = new HTableDescriptor(table);
htd.addFamily(new HColumnDescriptor("f"));
HRegionInfo parent = new HRegionInfo(htd.getName(), Bytes.toBytes("aaa"), Bytes.toBytes("eee"));
HRegionInfo splita = new HRegionInfo(htd.getName(), Bytes.toBytes("aaa"), Bytes.toBytes("ccc"));
HRegionInfo splitb = new HRegionInfo(htd.getName(), Bytes.toBytes("ccc"), Bytes.toBytes("eee"));
// Test that when both daughter regions are in place, that we do not
// remove the parent.
List<KeyValue> kvs = new ArrayList<KeyValue>();
kvs.add(new KeyValue(parent.getRegionName(), HConstants.CATALOG_FAMILY,
HConstants.SPLITA_QUALIFIER, Writables.getBytes(splita)));
kvs.add(new KeyValue(parent.getRegionName(), HConstants.CATALOG_FAMILY,
HConstants.SPLITB_QUALIFIER, Writables.getBytes(splitb)));
Result r = new Result(kvs);
FileSystem fs = FileSystem.get(htu.getConfiguration());
Path rootdir = services.getMasterFileSystem().getRootDir();
// have to set the root directory since we use it in HFileDisposer to figure out to get to the
// archive directory. Otherwise, it just seems to pick the first root directory it can find (so
// the single test passes, but when the full suite is run, things get borked).
FSUtils.setRootDir(fs.getConf(), rootdir);
Path tabledir = HTableDescriptor.getTableDir(rootdir, parent.getTableName());
Path storedir = Store.getStoreHomedir(tabledir, parent.getEncodedName(),
htd.getColumnFamilies()[0].getName());
System.out.println("Old root:" + rootdir);
System.out.println("Old table:" + tabledir);
System.out.println("Old store:" + storedir);
Path storeArchive = HFileArchiveUtil.getStoreArchivePath(services.getConfiguration(), parent,
tabledir, htd.getColumnFamilies()[0].getName());
System.out.println("Old archive:" + storeArchive);
// enable archiving, make sure that files get archived
addMockStoreFiles(2, services, storedir);
// get the current store files for comparison
FileStatus[] storeFiles = fs.listStatus(storedir);
// do the cleaning of the parent
assertTrue(janitor.cleanParent(parent, r));
// and now check to make sure that the files have actually been archived
FileStatus[] archivedStoreFiles = fs.listStatus(storeArchive);
assertArchiveEqualToOriginal(storeFiles, archivedStoreFiles, fs);
// now add store files with the same names as before to check backup
// enable archiving, make sure that files get archived
addMockStoreFiles(2, services, storedir);
// do the cleaning of the parent
assertTrue(janitor.cleanParent(parent, r));
// and now check to make sure that the files have actually been archived
archivedStoreFiles = fs.listStatus(storeArchive);
assertArchiveEqualToOriginal(storeFiles, archivedStoreFiles, fs, true);
// cleanup
services.stop("Test finished");
server.stop("shutdown");
janitor.join();
}