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Diffstat (limited to '')
| -rw-r--r-- | qa/tasks/cephfs/test_subvolume.py | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/qa/tasks/cephfs/test_subvolume.py b/qa/tasks/cephfs/test_subvolume.py new file mode 100644 index 000000000..1ebb137dd --- /dev/null +++ b/qa/tasks/cephfs/test_subvolume.py @@ -0,0 +1,170 @@ +import logging + +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from teuthology.exceptions import CommandFailedError + +log = logging.getLogger(__name__) + + +class TestSubvolume(CephFSTestCase): + CLIENTS_REQUIRED = 1 + MDSS_REQUIRED = 1 + + def setUp(self): + super().setUp() + self.setup_test() + + def tearDown(self): + # clean up + self.cleanup_test() + super().tearDown() + + def setup_test(self): + self.mount_a.run_shell(['mkdir', 'group']) + self.mount_a.run_shell(['mkdir', 'group/subvol1']) + self.mount_a.run_shell(['setfattr', '-n', 'ceph.dir.subvolume', + '-v', '1', 'group/subvol1']) + self.mount_a.run_shell(['mv', 'group/subvol1', 'group/subvol2']) + + def cleanup_test(self): + self.mount_a.run_shell(['rm', '-rf', 'group']) + + def test_subvolume_move_out_file(self): + """ + To verify that file can't be moved out of subvolume + """ + self.mount_a.run_shell(['touch', 'group/subvol2/file1']) + + # file can't be moved out of a subvolume + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['rename', 'group/subvol2/file1', + 'group/file1', 'group/subvol2/file1']) + + + def test_subvolume_move_in_file(self): + """ + To verify that file can't be moved into subvolume + """ + # file can't be moved into a subvolume + self.mount_a.run_shell(['touch', 'group/file2']) + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['rename', 'group/file2', + 'group/subvol2/file2', 'group/file2']) + + def test_subvolume_hardlink_to_outside(self): + """ + To verify that file can't be hardlinked to outside subvolume + """ + self.mount_a.run_shell(['touch', 'group/subvol2/file1']) + + # create hard link within subvolume + self.mount_a.run_shell(['ln', + 'group/subvol2/file1', 'group/subvol2/file1_']) + + # hard link can't be created out of subvolume + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['ln', + 'group/subvol2/file1', 'group/file1_']) + + def test_subvolume_hardlink_to_inside(self): + """ + To verify that file can't be hardlinked to inside subvolume + """ + self.mount_a.run_shell(['touch', 'group/subvol2/file1']) + + # create hard link within subvolume + self.mount_a.run_shell(['ln', + 'group/subvol2/file1', 'group/subvol2/file1_']) + + # hard link can't be created inside subvolume + self.mount_a.run_shell(['touch', 'group/file2']) + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['ln', + 'group/file2', 'group/subvol2/file2_']) + + def test_subvolume_snapshot_inside_subvolume_subdir(self): + """ + To verify that snapshot can't be taken for a subvolume subdir + """ + self.mount_a.run_shell(['touch', 'group/subvol2/file1']) + + # create snapshot at subvolume root + self.mount_a.run_shell(['mkdir', 'group/subvol2/.snap/s1']) + + # can't create snapshot in a descendent dir of subvolume + self.mount_a.run_shell(['mkdir', 'group/subvol2/dir']) + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['mkdir', 'group/subvol2/dir/.snap/s2']) + + # clean up + self.mount_a.run_shell(['rmdir', 'group/subvol2/.snap/s1']) + + def test_subvolume_file_move_across_subvolumes(self): + """ + To verify that file can't be moved across subvolumes + """ + self.mount_a.run_shell(['touch', 'group/subvol2/file1']) + + # create another subvol + self.mount_a.run_shell(['mkdir', 'group/subvol3']) + self.mount_a.run_shell(['setfattr', '-n', 'ceph.dir.subvolume', + '-v', '1', 'group/subvol3']) + + # can't move file across subvolumes + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['rename', 'group/subvol2/file1', + 'group/subvol3/file1', + 'group/subvol2/file1']) + + def test_subvolume_hardlink_across_subvolumes(self): + """ + To verify that hardlink can't be created across subvolumes + """ + self.mount_a.run_shell(['touch', 'group/subvol2/file1']) + + # create another subvol + self.mount_a.run_shell(['mkdir', 'group/subvol3']) + self.mount_a.run_shell(['setfattr', '-n', 'ceph.dir.subvolume', + '-v', '1', 'group/subvol3']) + + # can't create hard link across subvolumes + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['ln', 'group/subvol2/file1', + 'group/subvol3/file1']) + + def test_subvolume_create_subvolume_inside_subvolume(self): + """ + To verify that subvolume can't be created inside a subvolume + """ + # can't create subvolume inside a subvolume + self.mount_a.run_shell(['mkdir', 'group/subvol2/dir']) + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['setfattr', '-n', 'ceph.dir.subvolume', + '-v', '1', 'group/subvol2/dir']) + + def test_subvolume_create_snapshot_inside_new_subvolume_parent(self): + """ + To verify that subvolume can't be created inside a new subvolume parent + """ + self.mount_a.run_shell(['touch', 'group/subvol2/file1']) + + # clear subvolume flag + self.mount_a.run_shell(['setfattr', '-n', 'ceph.dir.subvolume', + '-v', '0', 'group/subvol2']) + + # create a snap + self.mount_a.run_shell(['mkdir', 'group/subvol2/dir']) + self.mount_a.run_shell(['mkdir', 'group/subvol2/dir/.snap/s2']) + + # override subdir subvolume with parent subvolume + self.mount_a.run_shell(['setfattr', '-n', 'ceph.dir.subvolume', + '-v', '1', 'group/subvol2/dir']) + self.mount_a.run_shell(['setfattr', '-n', 'ceph.dir.subvolume', + '-v', '1', 'group/subvol2']) + + # can't create a snap in a subdir of a subvol parent + with self.assertRaises(CommandFailedError): + self.mount_a.run_shell(['mkdir', 'group/subvol2/dir/.snap/s3']) + + # clean up + self.mount_a.run_shell(['rmdir', 'group/subvol2/dir/.snap/s2']) |