#! /bin/bash
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (c) 2021 Oracle.  All Rights Reserved.
#
# FS QA Test No. 162
#
# Make sure that attrs are handled properly when repair has to reset the root
# directory.
#
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 7 15

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

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

# real QA test starts here
_supported_fs xfs
_require_scratch_nocheck
_require_populate_commands
_require_xfs_db_command "fuzz"

rm -f $seqres.full

echo "Format and populate btree attr root dir"
_scratch_mkfs > "$seqres.full" 2>&1
_scratch_mount

blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
__populate_create_attr "${SCRATCH_MNT}" "$((64 * blksz / 40))" true
_scratch_unmount

echo "Break the root directory"
_scratch_xfs_fuzz_metadata_field core.mode zeroes 'sb 0' 'addr rootino' >> $seqres.full 2>&1

echo "Detect bad root directory"
_scratch_xfs_repair -n >> $seqres.full 2>&1 && \
	echo "Should have detected bad root dir"

echo "Fix bad root directory"
_scratch_xfs_repair >> $seqres.full 2>&1

echo "Detect fixed root directory"
_scratch_xfs_repair -n >> $seqres.full 2>&1

echo "Mount test"
_scratch_mount

# success, all done
status=0
exit