/** Test truncate over quota does not mark file as UC or create a lease */
@Test(timeout = 60000)
public void testTruncateOverQuota() throws Exception {
final Path dir = new Path("/TestTruncateOverquota");
final Path file = new Path(dir, "file");
// create partial block file
dfs.mkdirs(dir);
DFSTestUtil.createFile(dfs, file, BLOCKSIZE / 2, REPLICATION, seed);
// lower quota to cause exception when appending to partial block
dfs.setQuota(dir, Long.MAX_VALUE - 1, 1);
final INodeDirectory dirNode = fsdir.getINode4Write(dir.toString()).asDirectory();
final long spaceUsed =
dirNode.getDirectoryWithQuotaFeature().getSpaceConsumed().getStorageSpace();
try {
dfs.truncate(file, BLOCKSIZE / 2 - 1);
Assert.fail("truncate didn't fail");
} catch (RemoteException e) {
assertTrue(e.getClassName().contains("DSQuotaExceededException"));
}
// check that the file exists, isn't UC, and has no dangling lease
LeaseManager lm = cluster.getNamesystem().getLeaseManager();
INodeFile inode = fsdir.getINode(file.toString()).asFile();
Assert.assertNotNull(inode);
Assert.assertFalse("should not be UC", inode.isUnderConstruction());
Assert.assertNull("should not have a lease", lm.getLease(inode));
// make sure the quota usage is unchanged
final long newSpaceUsed =
dirNode.getDirectoryWithQuotaFeature().getSpaceConsumed().getStorageSpace();
assertEquals(spaceUsed, newSpaceUsed);
// make sure edits aren't corrupted
dfs.recoverLease(file);
cluster.restartNameNodes();
}
/** Test allow-snapshot operation. */
@Test(timeout = 15000)
public void testAllowSnapshot() throws Exception {
final String pathStr = sub1.toString();
final INode before = fsdir.getINode(pathStr);
// Before a directory is snapshottable
Assert.assertFalse(before.asDirectory().isSnapshottable());
// After a directory is snapshottable
final Path path = new Path(pathStr);
hdfs.allowSnapshot(path);
{
final INode after = fsdir.getINode(pathStr);
Assert.assertTrue(after.asDirectory().isSnapshottable());
}
hdfs.disallowSnapshot(path);
{
final INode after = fsdir.getINode(pathStr);
Assert.assertFalse(after.asDirectory().isSnapshottable());
}
}
/**
* Test append over a specific type of storage quota does not mark file as UC or create a lease
*/
@Test(timeout = 60000)
public void testAppendOverTypeQuota() throws Exception {
final Path dir = new Path("/TestAppendOverTypeQuota");
final Path file = new Path(dir, "file");
// create partial block file
dfs.mkdirs(dir);
// set the storage policy on dir
dfs.setStoragePolicy(dir, HdfsConstants.ONESSD_STORAGE_POLICY_NAME);
DFSTestUtil.createFile(dfs, file, BLOCKSIZE / 2, REPLICATION, seed);
// set quota of SSD to 1L
dfs.setQuotaByStorageType(dir, StorageType.SSD, 1L);
final INodeDirectory dirNode = fsdir.getINode4Write(dir.toString()).asDirectory();
final long spaceUsed =
dirNode.getDirectoryWithQuotaFeature().getSpaceConsumed().getStorageSpace();
try {
DFSTestUtil.appendFile(dfs, file, BLOCKSIZE);
Assert.fail("append didn't fail");
} catch (QuotaByStorageTypeExceededException e) {
// ignore
}
// check that the file exists, isn't UC, and has no dangling lease
LeaseManager lm = cluster.getNamesystem().getLeaseManager();
INodeFile inode = fsdir.getINode(file.toString()).asFile();
Assert.assertNotNull(inode);
Assert.assertFalse("should not be UC", inode.isUnderConstruction());
Assert.assertNull("should not have a lease", lm.getLease(inode));
// make sure the quota usage is unchanged
final long newSpaceUsed =
dirNode.getDirectoryWithQuotaFeature().getSpaceConsumed().getStorageSpace();
assertEquals(spaceUsed, newSpaceUsed);
// make sure edits aren't corrupted
dfs.recoverLease(file);
cluster.restartNameNodes();
}