#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2008 Silicon Graphics, Inc.  All Rights Reserved.
#
# 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.
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
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 $seqres.full | tr ',' '\n' | egrep 'ATTR|MORE|LAZY'
}

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

# real QA test starts here
_supported_fs xfs

_require_scratch
_require_attrs
_require_attr_v1
_require_projid16bit

rm -f $seqres.full

# Reset the options so that we can control what is going on here
export MKFS_OPTIONS=""
export MOUNT_OPTIONS=""

# lazysb, attr2 and other feature bits are held in features2 and will require
# morebitsbit on So test with lazysb and without it to see if the morebitsbit is
# okay etc. If the mkfs defaults change, these need to change as well.
MKFS_NO_LAZY="-m crc=0 -l lazy-count=0 -i projid32bit=0"
MKFS_LAZY="-m crc=0 -l lazy-count=1 -i projid32bit=0"

# ftype is also stored in features2, so we have to detect its presence in
# mkfs and disable it here too.
if _scratch_mkfs --help 2>&1 | grep -q "ftype="; then
	MKFS_NO_LAZY="$MKFS_NO_LAZY -n ftype=0"
	MKFS_LAZY="$MKFS_LAZY -n ftype=0"
fi

# Make sure that when we think we are testing with morebits off
# that we really are.
_scratch_mkfs -i attr=1 $MKFS_NO_LAZY  >/dev/null 2>&1
_scratch_xfs_db -c version 2>&1 >$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 $MKFS_NO_LAZY >/dev/null 2>&1
_scratch_xfs_db -r -c version 2>&1 | _filter_version
echo ""
echo "noattr2 fs"
echo ""
_scratch_mount -o noattr2
$UMOUNT_PROG $SCRATCH_MNT
_scratch_xfs_db -r -c version 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 $MKFS_NO_LAZY >/dev/null 2>&1
_scratch_xfs_db -r -c version 2>&1 | _filter_version
echo ""
echo "noattr2 fs"
echo ""
_scratch_mount -o noattr2
cd $SCRATCH_MNT
touch testfile
$SETFATTR_PROG -n user.test -v 0xbabe testfile
_getfattr testfile
cd $here
$UMOUNT_PROG $SCRATCH_MNT
_scratch_xfs_db -r -c version 2>&1 | _filter_version

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

# success, all done
status=0
exit