2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (C) 2018 SUSE Linux Products GmbH. All Rights Reserved.
7 # Test that after a combination of file renames, deletions, linking and creating
8 # new files with names that were previously deleted, if we fsync the new file,
9 # after a power failure we are able to mount the filesystem and all file names
10 # correspond to the correct inodes.
13 seqres=$RESULT_DIR/$seq
14 echo "QA output created by $seq"
16 status=1 # failure is the default!
17 trap "_cleanup; exit \$status" 0 1 2 3 15
26 # get standard environment, filters and checks
31 # real QA test starts here
35 _require_dm_target flakey
39 _scratch_mkfs >>$seqres.full 2>&1
40 _require_metadata_journaling $SCRATCH_DEV
44 mkdir $SCRATCH_MNT/testdir
45 echo -n "foo" > $SCRATCH_MNT/testdir/fname1
46 echo -n "hello" > $SCRATCH_MNT/testdir/fname2
48 # Make sure everything done so far is durably persisted.
51 # Rename, remove and link files such that one new name corresponds to the name
52 # of a deleted file and one new file has the old name of the renamed file. Then
53 # fsync only the new file.
54 mv $SCRATCH_MNT/testdir/fname1 $SCRATCH_MNT/testdir/fname3
55 rm -f $SCRATCH_MNT/testdir/fname2
56 ln $SCRATCH_MNT/testdir/fname3 $SCRATCH_MNT/testdir/fname2
57 echo -n "bar" > $SCRATCH_MNT/testdir/fname1
58 $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/testdir/fname1
60 # Simulate a power failure and mount the filesystem to check that all file names
61 # exist and correspond to the correct inodes.
62 _flakey_drop_and_remount
64 echo "File fname1 data after power failure: $(cat $SCRATCH_MNT/testdir/fname1)"
65 echo "File fname2 data after power failure: $(cat $SCRATCH_MNT/testdir/fname2)"
66 echo "File fname3 data after power failure: $(cat $SCRATCH_MNT/testdir/fname3)"