diff options
Diffstat (limited to 'src/ceph/qa/tasks/cephfs/test_backtrace.py')
| -rw-r--r-- | src/ceph/qa/tasks/cephfs/test_backtrace.py | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/src/ceph/qa/tasks/cephfs/test_backtrace.py b/src/ceph/qa/tasks/cephfs/test_backtrace.py deleted file mode 100644 index af246a1..0000000 --- a/src/ceph/qa/tasks/cephfs/test_backtrace.py +++ /dev/null @@ -1,78 +0,0 @@ - -from tasks.cephfs.cephfs_test_case import CephFSTestCase - - -class TestBacktrace(CephFSTestCase): - def test_backtrace(self): - """ - That the 'parent' and 'layout' xattrs on the head objects of files - are updated correctly. - """ - - old_data_pool_name = self.fs.get_data_pool_name() - old_pool_id = self.fs.get_data_pool_id() - - # Create a file for subsequent checks - self.mount_a.run_shell(["mkdir", "parent_a"]) - self.mount_a.run_shell(["touch", "parent_a/alpha"]) - file_ino = self.mount_a.path_to_ino("parent_a/alpha") - - # That backtrace and layout are written after initial flush - self.fs.mds_asok(["flush", "journal"]) - backtrace = self.fs.read_backtrace(file_ino) - self.assertEqual(['alpha', 'parent_a'], [a['dname'] for a in backtrace['ancestors']]) - layout = self.fs.read_layout(file_ino) - self.assertDictEqual(layout, { - "stripe_unit": 4194304, - "stripe_count": 1, - "object_size": 4194304, - "pool_id": old_pool_id, - "pool_ns": "", - }) - self.assertEqual(backtrace['pool'], old_pool_id) - - # That backtrace is written after parentage changes - self.mount_a.run_shell(["mkdir", "parent_b"]) - self.mount_a.run_shell(["mv", "parent_a/alpha", "parent_b/alpha"]) - - self.fs.mds_asok(["flush", "journal"]) - backtrace = self.fs.read_backtrace(file_ino) - self.assertEqual(['alpha', 'parent_b'], [a['dname'] for a in backtrace['ancestors']]) - - # Create a new data pool - new_pool_name = "data_new" - new_pool_id = self.fs.add_data_pool(new_pool_name) - - # That an object which has switched pools gets its backtrace updated - self.mount_a.setfattr("./parent_b/alpha", - "ceph.file.layout.pool", new_pool_name) - self.fs.mds_asok(["flush", "journal"]) - backtrace_old_pool = self.fs.read_backtrace(file_ino, pool=old_data_pool_name) - self.assertEqual(backtrace_old_pool['pool'], new_pool_id) - backtrace_new_pool = self.fs.read_backtrace(file_ino, pool=new_pool_name) - self.assertEqual(backtrace_new_pool['pool'], new_pool_id) - new_pool_layout = self.fs.read_layout(file_ino, pool=new_pool_name) - self.assertEqual(new_pool_layout['pool_id'], new_pool_id) - self.assertEqual(new_pool_layout['pool_ns'], '') - - # That subsequent linkage changes are only written to new pool backtrace - self.mount_a.run_shell(["mkdir", "parent_c"]) - self.mount_a.run_shell(["mv", "parent_b/alpha", "parent_c/alpha"]) - self.fs.mds_asok(["flush", "journal"]) - backtrace_old_pool = self.fs.read_backtrace(file_ino, pool=old_data_pool_name) - self.assertEqual(['alpha', 'parent_b'], [a['dname'] for a in backtrace_old_pool['ancestors']]) - backtrace_new_pool = self.fs.read_backtrace(file_ino, pool=new_pool_name) - self.assertEqual(['alpha', 'parent_c'], [a['dname'] for a in backtrace_new_pool['ancestors']]) - - # That layout is written to new pool after change to other field in layout - self.mount_a.setfattr("./parent_c/alpha", - "ceph.file.layout.object_size", "8388608") - - self.fs.mds_asok(["flush", "journal"]) - new_pool_layout = self.fs.read_layout(file_ino, pool=new_pool_name) - self.assertEqual(new_pool_layout['object_size'], 8388608) - - # ...but not to the old pool: the old pool's backtrace points to the new pool, and that's enough, - # we don't update the layout in all the old pools whenever it changes - old_pool_layout = self.fs.read_layout(file_ino, pool=old_data_pool_name) - self.assertEqual(old_pool_layout['object_size'], 4194304) |