Files
apfstests/tests/xfs/199
T
Eric Sandeen 27d077ec0b common: use mount/umount helpers everywhere
Replace every explicit mount/umount of scratch or test devices with
helper functions. This allows the next patch to add in hooks to these
functions in order to set up & tear down overlayfs on every mount/umount

(also adds _test_unmount(), which didn't exist prior)

[Eryu Guan rebased the patch agains latest master and replaced more
mount/umount with helpers]

Signed-off-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Eric Sandeen <esandeen@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
2015-12-21 18:07:43 +11:00

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#! /bin/bash
# FS QA Test No. 199
#
# Check that the features2 location fixups work correctly. We check both
# a regular read-write mount of a filesystem and the case where the
# filesystem is first mounted read-only and then later remounted read-write,
# which is the usual case for the root filesystem.
#
#-----------------------------------------------------------------------
# Copyright (c) 2008 Christoph Hellwig.
#
# 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"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
_cleanup()
{
cd /
_scratch_unmount >/dev/null 2>&1
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
# real QA test starts here
_supported_fs xfs
_supported_os Linux
_require_scratch
get_features()
{
xfs_db -x $SCRATCH_DEV -c "sb" -c "print $1" | awk '// {print $3}'
}
# clear any mkfs options so that we can directly specify the options we need to
# be able to test the features bitmask behaviour correctly.
MKFS_OPTIONS=
_scratch_mkfs_xfs -m crc=0 -l lazy-count=1 >/dev/null 2>&1
# Grab the initial configuration. This checks mkfs sets the fields properly, and
# gives us the values the resultant tests should be the same as for testing at
# the end of the test. We don't hard code feature values, because that makes the
# test break every time we change mkfs feature defaults.
f2=`get_features features2`
bf2=`get_features bad_features2`
#
# Now clear the normal flags
#
echo "Clearing features2:"
xfs_db -x $SCRATCH_DEV -c 'sb' -c 'write features2 0'
_scratch_mount
_scratch_unmount
rwf2=`get_features features2`
#
# Clear the normal flags again for the second rount.
#
echo "Clearing features2:"
xfs_db -x $SCRATCH_DEV -c 'sb' -c 'write features2 0'
#
# And print the flags after a mount ro and remount rw
#
_scratch_mount -o ro
_scratch_mount -o remount,rw
_scratch_unmount
rof2=`get_features features2`
[ "$f2" != "$bf2" ] && echo "mkfs: features2 $f2 != bad_features2 $bf2"
[ "$f2" != "$rwf2" ] && echo "mount rw: old features2 $f2 != new features2 $rwf2"
[ "$f2" != "$rof2" ] && echo "ro->rw: old features2 $f2 != new features2 $rof2"
# success, all done
echo "*** done"
rm -f $seqres.full
status=0