#!/usr/bin/env bash
#
# Test encrypted write that crosses cluster boundary of two unallocated clusters
# Based on 188
#
# Copyright (C) 2019 Red Hat, Inc.
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
#

# creator
owner=mlevitsk@redhat.com

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

status=1	# failure is the default!

_cleanup()
{
	_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15

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

_supported_fmt qcow2
_supported_proto generic
_supported_os Linux


size=1M

SECRET="secret,id=sec0,data=astrochicken"
QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT


_run_test()
{
	echo "== reading the whole image =="
	$QEMU_IO --object $SECRET -c "read -P 0 0 $size" --image-opts "$1" | _filter_qemu_io | _filter_testdir

	echo
	echo "== write two 512 byte sectors on a cluster boundary =="
	$QEMU_IO --object $SECRET -c "write -P 0xAA 0xFE00 0x400" --image-opts "$1" | _filter_qemu_io | _filter_testdir

	echo
	echo "== verify that the rest of the image is not changed =="
	$QEMU_IO --object $SECRET -c "read -P 0x00 0x00000 0xFE00" --image-opts "$1" | _filter_qemu_io | _filter_testdir
	$QEMU_IO --object $SECRET -c "read -P 0xAA 0x0FE00 0x400" --image-opts "$1" | _filter_qemu_io | _filter_testdir
	$QEMU_IO --object $SECRET -c "read -P 0x00 0x10200 0xEFE00" --image-opts "$1" | _filter_qemu_io | _filter_testdir

}


echo
echo "testing LUKS qcow2 encryption"
echo

_make_test_img --object $SECRET -o "encrypt.format=luks,encrypt.key-secret=sec0,encrypt.iter-time=10,cluster_size=64K" $size
_run_test "driver=$IMGFMT,encrypt.key-secret=sec0,file.filename=$TEST_IMG"
_cleanup_test_img

echo
echo "testing legacy AES qcow2 encryption"
echo


_make_test_img --object $SECRET -o "encrypt.format=aes,encrypt.key-secret=sec0,cluster_size=64K" $size
_run_test "driver=$IMGFMT,encrypt.key-secret=sec0,file.filename=$TEST_IMG"
_cleanup_test_img


# success, all done
echo "*** done"
rm -f $seq.full
status=0