#! /bin/bash
# FS QA Test No. 235
#
# Test whether quota gets properly reenabled after remount read-write
#
#-----------------------------------------------------------------------
# Copyright (c) 2010 Jan Kara.  All Rights Reserved.
#
# Based on test 219,
# Copyright (c) 2005 Silicon Graphics, Inc.  All Rights Reserved.
#
# 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
#
#-----------------------------------------------------------------------
#
# creator
owner=jack@suse.cz

seq=`basename $0`
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.quota

# real QA test starts here
_supported_fs generic
_supported_os Linux #IRIX
_require_scratch
_require_quota
_require_user
_need_to_be_root

# real QA test starts here
rm -f $seq.full

_scratch_mkfs >> $seq.full 2>&1
_scratch_mount "-o usrquota,grpquota"
quotacheck -u -g $SCRATCH_MNT 2>/dev/null
quotaon $SCRATCH_MNT 2>/dev/null

touch $SCRATCH_MNT/testfile
chown $qa_user:$qa_user $SCRATCH_MNT/testfile

repquota -u -g $SCRATCH_MNT  | grep -v "^root" | _filter_scratch

# XXX This is a nasty hack.  remount doesn't work on a fileystem
# with a context; see https://bugzilla.redhat.com/show_bug.cgi?id=563267
#
# We work around it by editing the context out of mtab.  Sigh.
sed -i "s#^$SCRATCH_DEV\(.*\),context=\"system_u:object_r:nfs_t:s0\"#$SCRATCH_DEV\1#" /etc/mtab
mount -o remount,ro $SCRATCH_DEV 2>&1 | tee -a $seq.full | _filter_scratch
touch $SCRATCH_MNT/failed 2>&1 | tee -a $seq.full | _filter_scratch
mount -o remount,rw $SCRATCH_DEV 2>&1 | tee -a $seq.full | _filter_scratch

$XFS_IO_PROG -F -c 'pwrite 0 16k' -c 'fsync' \
			$SCRATCH_MNT/testfile >>$seq.full 2>&1
repquota -u -g $SCRATCH_MNT  | grep -v "^root" | _filter_scratch

umount $SCRATCH_DEV 2>/dev/null

status=0
exit