2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (C) 2016 SUSE Linux Products GmbH. All Rights Reserved.
7 # Test that if we have a file F1 with two links, one in a directory A and the
8 # other in directory B, if we remove the link in directory B, move some other
9 # file F2 from directory B into directory C, fsync inode F1, power fail and
10 # remount the filesystem, file F2 exists and is located only in directory C.
13 seqres=$RESULT_DIR/$seq
14 echo "QA output created by $seq"
16 status=1 # failure is the default!
17 trap "_cleanup; exit \$status" 0 1 2 3 15
26 # get standard environment, filters and checks
31 # real QA test starts here
36 _require_dm_target flakey
40 _scratch_mkfs >>$seqres.full 2>&1
41 _require_metadata_journaling $SCRATCH_DEV
45 # Create our test directories and the file we will later check if it has
46 # disappeared (file bar).
50 touch $SCRATCH_MNT/a/foo
51 ln $SCRATCH_MNT/a/foo $SCRATCH_MNT/b/foo_link
52 touch $SCRATCH_MNT/b/bar
54 # Make sure everything is durably persisted.
57 # Now delete one of the hard links of file foo and move file bar into c/
58 unlink $SCRATCH_MNT/b/foo_link
59 mv $SCRATCH_MNT/b/bar $SCRATCH_MNT/c/
62 $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/a/foo
64 echo "Filesystem content before power failure:"
65 ls -R $SCRATCH_MNT/a $SCRATCH_MNT/b $SCRATCH_MNT/c | _filter_scratch
67 # Simulate a power failure / crash and remount the filesystem, so that the
68 # journal/log is replayed.
69 _flakey_drop_and_remount
71 # We expect that after the journal/log was replayed, we no longer have the link
72 # foo_link and file bar was moved from directory b/ to directory c/.
73 echo "Filesystem content after power failure:"
74 # Must match what we had before the power failure.
75 ls -R $SCRATCH_MNT/a $SCRATCH_MNT/b $SCRATCH_MNT/c | _filter_scratch