#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
#
# FS QA Test No. 049
#
# XFS on loop test
#
. ./common/preamble
_begin_fstest rw auto quick

# Override the default cleanup function.
_cleanup()
{
	cd /
	_unmount $SCRATCH_MNT/test2 > /dev/null 2>&1
	_unmount $SCRATCH_MNT/test > /dev/null 2>&1
	[ -n "$loop_dev2" ] && _destroy_loop_device $loop_dev2
	[ -n "$loop_dev1" ] && _destroy_loop_device $loop_dev1
	rm -f $tmp.*

	if [ -w $seqres.full ]; then
		echo "--- mounts at end (after cleanup)" >> $seqres.full
		mount >> $seqres.full
	fi
}

# Import common functions.
. ./common/filter


_log()
{
    echo "--- $*"
    echo "--- $*" >> $seqres.full
}

_require_nonexternal
_require_scratch_nocheck
_require_no_large_scratch_dev
_require_loop
_require_extra_fs ext2
# this test actually runs ext2 on the scratch device
_require_non_zoned_device $SCRATCH_DEV

echo "(dev=$SCRATCH_DEV, mount=$SCRATCH_MNT)" >> $seqres.full
echo "" >> $seqres.full

echo "--- mounts" >> $seqres.full
mount >> $seqres.full

_log "Create ext2 fs on scratch"
mkfs -t ext2 -F $SCRATCH_DEV >> $seqres.full 2>&1 \
    || _fail "!!! failed to mkfs ext2"

_log "Mount ext2 fs on scratch"
mount -t ext2 $SCRATCH_DEV $SCRATCH_MNT >> $seqres.full 2>&1 \
    || _fail "!!! failed to mount"

_log "Create xfs fs in file on scratch"
${MKFS_XFS_PROG} -f -dfile,name=$SCRATCH_MNT/test.xfs,size=40m \
    >> $seqres.full 2>&1 \
    || _fail "!!! failed to mkfs xfs"

_log "Make mount points"
mkdir $SCRATCH_MNT/test $SCRATCH_MNT/test2 >> $seqres.full 2>&1 \
    || _fail "!!! failed to make mount points"

_log "Mount xfs via loop"
loop_dev1=$(_create_loop_device $SCRATCH_MNT/test.xfs)
_mount $loop_dev1 $SCRATCH_MNT/test >> $seqres.full 2>&1 \
    || _fail "!!! failed to loop mount xfs"

_log "stress"
_run_fsstress -d $SCRATCH_MNT/test -n 1000 \
    || _fail "!!! stress failed"

_log "clean"
rm -rf $SCRATCH_MNT/test/* >> $seqres.full 2>&1 \
    || _fail "!!! clean failed"

_log "create file for ext2 fs"
dd if=/dev/zero of=$SCRATCH_MNT/test/test.ext2 bs=1024 count=10240 >> $seqres.full 2>&1 \
    || _fail "!!! create file failed"

_log "Create ext2 fs in file on looped xfs"
loop_dev2=$(_create_loop_device $SCRATCH_MNT/test/test.ext2)
echo y | mkfs -t ext2 $loop_dev2 >> $seqres.full 2>&1 \
    || _fail "!!! failed to mkfs ext2 on xfs"

_log "Mount ext2 on xfs via loop"
_mount $loop_dev2 $SCRATCH_MNT/test2 >> $seqres.full 2>&1 \
    || _fail "!!! failed to loop mount xfs"

_log "stress ext2 on xfs via loop"
_run_fsstress -d $SCRATCH_MNT/test2 -n 1000 \
    || _fail "!!! stress ext2 failed"

_log "clean"
rm -rf $SCRATCH_MNT/test/* >> $seqres.full 2>&1 \
    || _fail "!!! clean failed"

_log "umount ext2 on xfs"
_unmount $SCRATCH_MNT/test2 >> $seqres.full 2>&1 \
    || _fail "!!! umount ext2 failed"
_destroy_loop_device $loop_dev2
unset loop_dev2

_log "umount xfs"
_unmount $SCRATCH_MNT/test >> $seqres.full 2>&1 \
    || _fail "!!! umount xfs failed"
_destroy_loop_device $loop_dev1
unset loop_dev1

echo "--- mounts at end (before cleanup)" >> $seqres.full
mount >> $seqres.full

# success, all done
status=0
exit
