#! /bin/bash
# FS QA Test No. 187
#
# To test out the noattr2 flag which is broken in pv#980021
# Given an existing attr2 filesystem, we should be able to mount
# as noattr2 and go back to an attr1 filesystem.
#
# Test the case where there are no more features2 bits on and
# so the morebitsbit should be off.
#
#-----------------------------------------------------------------------
# Copyright (c) 2008 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=tes@emu.melbourne.sgi.com

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

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

_cleanup()
{
    cd /
    rm -f $tmp.*
}

_filter_version()
{
	tee -a $seq.full | tr ',' '\n' | egrep 'ATTR|MORE|LAZY'
}

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

# real QA test starts here
_require_scratch
_supported_fs xfs
_supported_os Linux
rm -f $seq.full

# lazysb and attr2 are in features2 and will require morebitsbit on
# So test with lazysb and without it to see if the morebitsbit is
# okay etc....
# Reset the options so that we can control what is going on here
export MKFS_OPTIONS=""
export MOUNT_OPTIONS=""

# Make sure that when we think we are testing with morebits off
# that we really are.
# Trying to future-proof in case mkfs defaults change.
_scratch_mkfs -i attr=1 -l lazy-count=0 >/dev/null 2>&1
$XFS_DB_PROG -c version $SCRATCH_DEV 2>&1 >$tmp.db
if grep -i morebits $tmp.db
then
	echo ""
	echo "Need to update test $seq so that initial subtests do not use features2"
	echo ""
	exit
fi

echo ""
echo "*** 1. test attr2 mkfs and then noattr2 mount ***"
echo ""
echo "attr2 fs"
echo ""
_scratch_mkfs -i attr=2 -l lazy-count=0 >/dev/null 2>&1
$XFS_DB_PROG -c version $SCRATCH_DEV 2>&1 | _filter_version
echo ""
echo "noattr2 fs"
echo ""
_scratch_mount -o noattr2
$UMOUNT_PROG $SCRATCH_MNT
$XFS_DB_PROG -c version $SCRATCH_DEV 2>&1 | _filter_version

# adding an EA will ensure the ATTR1 flag is turned on
echo ""
echo "*** 2. test attr2 mkfs and then noattr2 mount with 1 EA ***"
echo ""
echo "attr2 fs"
echo ""
_scratch_mkfs -i attr=2 -l lazy-count=0 >/dev/null 2>&1
$XFS_DB_PROG -c version $SCRATCH_DEV 2>&1 | _filter_version
echo ""
echo "noattr2 fs"
echo ""
_scratch_mount -o noattr2
cd $SCRATCH_MNT
touch testfile
setfattr -n user.test -v 0xbabe testfile
getfattr testfile
cd $here
$UMOUNT_PROG $SCRATCH_MNT
$XFS_DB_PROG -c version $SCRATCH_DEV 2>&1 | _filter_version

echo ""
echo "*** 3. test noattr2 mount and lazy sb ***"
echo ""
echo ""
echo "attr2 fs"
echo ""
_scratch_mkfs -i attr=2 -l lazy-count=1 >/dev/null 2>&1
$XFS_DB_PROG -c version $SCRATCH_DEV 2>&1 | _filter_version
echo ""
echo "noattr2 fs"
echo ""
_scratch_mount -o noattr2
cd $SCRATCH_MNT
touch testfile
cd $here
$UMOUNT_PROG $SCRATCH_MNT
$XFS_DB_PROG -c version $SCRATCH_DEV 2>&1 | _filter_version

# success, all done
status=0
exit