| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (C) 2016 SUSE Linux Products GmbH. All Rights Reserved. |
| # |
| # FSQA Test No. 342 |
| # |
| # Test that if we rename a file, create a new file that has the old name of the |
| # other file and is a child of the same parent directory, fsync the new inode, |
| # power fail and mount the filesystem, we do not lose the first file and that |
| # file has the name it was renamed to. |
| # |
| . ./common/preamble |
| _begin_fstest auto quick metadata log |
| |
| # Override the default cleanup function. |
| _cleanup() |
| { |
| _cleanup_flakey |
| cd / |
| rm -f $tmp.* |
| } |
| |
| # Import common functions. |
| . ./common/filter |
| . ./common/dmflakey |
| |
| # real QA test starts here |
| _supported_fs generic |
| _require_scratch |
| _require_dm_target flakey |
| |
| _scratch_mkfs >>$seqres.full 2>&1 |
| _require_metadata_journaling $SCRATCH_DEV |
| _init_flakey |
| _mount_flakey |
| |
| mkdir $SCRATCH_MNT/a |
| $XFS_IO_PROG -f -c "pwrite -S 0xf1 0 16K" $SCRATCH_MNT/a/foo | _filter_xfs_io |
| # Make sure everything done so far is durably persisted. |
| sync |
| |
| # Now rename file foo to bar and create a new file named foo under the same |
| # directory. After a power failure we must see the two files. |
| mv $SCRATCH_MNT/a/foo $SCRATCH_MNT/a/bar |
| $XFS_IO_PROG -f -c "pwrite -S 0xba 0 16K" $SCRATCH_MNT/a/foo | _filter_xfs_io |
| $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/a/foo |
| |
| echo "File digests before log replay:" |
| md5sum $SCRATCH_MNT/a/foo | _filter_scratch |
| md5sum $SCRATCH_MNT/a/bar | _filter_scratch |
| |
| # Simulate a power failure and mount again the filesystem to trigger replay of |
| # its journal/log. |
| _flakey_drop_and_remount |
| |
| echo "Directory a/ contents after log replay:" |
| ls -R $SCRATCH_MNT/a | _filter_scratch |
| |
| echo "File digests after log replay:" |
| # Must match what we got before the power failure. |
| md5sum $SCRATCH_MNT/a/foo | _filter_scratch |
| md5sum $SCRATCH_MNT/a/bar | _filter_scratch |
| |
| _unmount_flakey |
| status=0 |
| exit |