#! /bin/bash
# FS QA Test No. 262
#
# Copy xfs_scrub to the scratch device, then run xfs_scrub in forced
# repair mode (which will rebuild the data forks of the running scrub
# executable and libraries!) to see what happens.
#
#-----------------------------------------------------------------------
# Copyright (c) 2017 Oracle, 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  02110-1335  USA
#-----------------------------------------------------------------------
#

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/fuzzy
. ./common/inject

# real QA test starts here
_supported_os Linux
_supported_fs xfs
_require_command "$LDD_PROG" ldd
_require_scrub
_require_scratch
# xfs_scrub will turn on error injection itself
_require_xfs_io_error_injection "force_repair"

echo "Format and populate"
_scratch_mkfs > "$seqres.full" 2>&1
_scratch_mount
cp $XFS_SCRUB_PROG $SCRATCH_MNT/xfs_scrub
$LDD_PROG $XFS_SCRUB_PROG | sed -e '/\//!d;/linux-gate/d;/=>/ {s/.*=>[[:blank:]]*\([^[:blank:]]*\).*/\1/};s/[[:blank:]]*\([^[:blank:]]*\) (.*)/\1/' | while read lib; do
	cp $lib $SCRATCH_MNT/
done
LD_LIBRARY_PATH=$SCRATCH_MNT $LDD_PROG $SCRATCH_MNT/xfs_scrub >> $seqres.full

echo "Force online repairs"
XFS_SCRUB_FORCE_REPAIR=1 LD_LIBRARY_PATH=$SCRATCH_MNT $SCRATCH_MNT/xfs_scrub -dTvy $SCRATCH_MNT >> $seqres.full

# success, all done
status=0
exit