| #! /bin/bash |
| # FSQA Test No. 118 |
| # |
| # Test that if we fsync a directory that had a snapshot entry in it that was |
| # deleted and crash, the next time we mount the filesystem, the log replay |
| # procedure will not fail and the snapshot is not present anymore. |
| # |
| #----------------------------------------------------------------------- |
| # |
| # Copyright (C) 2016 SUSE Linux Products GmbH. All Rights Reserved. |
| # Author: Filipe Manana <fdmanana@suse.com> |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| #----------------------------------------------------------------------- |
| # |
| |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| _cleanup_flakey |
| cd / |
| rm -f $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| . ./common/dmflakey |
| |
| # real QA test starts here |
| _supported_fs btrfs |
| _supported_os Linux |
| _require_scratch |
| _require_dm_target flakey |
| |
| rm -f $seqres.full |
| |
| _scratch_mkfs >>$seqres.full 2>&1 |
| _require_metadata_journaling $SCRATCH_DEV |
| _init_flakey |
| _mount_flakey |
| |
| # Create a snapshot at the root of our filesystem (mount point path), delete it, |
| # fsync the mount point path, crash and mount to replay the log. This should |
| # succeed and after the filesystem is mounted the snapshot should not be visible |
| # anymore. |
| _run_btrfs_util_prog subvolume snapshot $SCRATCH_MNT $SCRATCH_MNT/snap1 |
| _run_btrfs_util_prog subvolume delete $SCRATCH_MNT/snap1 |
| $XFS_IO_PROG -c "fsync" $SCRATCH_MNT |
| _flakey_drop_and_remount |
| [ -e $SCRATCH_MNT/snap1 ] && echo "Snapshot snap1 still exists after log replay" |
| |
| # Similar scenario as above, but this time the snapshot is created inside a |
| # directory and not directly under the root (mount point path). |
| mkdir $SCRATCH_MNT/testdir |
| _run_btrfs_util_prog subvolume snapshot $SCRATCH_MNT $SCRATCH_MNT/testdir/snap2 |
| _run_btrfs_util_prog subvolume delete $SCRATCH_MNT/testdir/snap2 |
| $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/testdir |
| _flakey_drop_and_remount |
| [ -e $SCRATCH_MNT/testdir/snap2 ] && \ |
| echo "Snapshot snap2 still exists after log replay" |
| |
| _unmount_flakey |
| |
| echo "Silence is golden" |
| |
| status=0 |
| exit |