#!/usr/bin/env bash
#
# Test encrypted read/write using plain bdrv_read/bdrv_write
#
# Copyright (C) 2015 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=berrange@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 qcow qcow2
_supported_proto generic
_unsupported_proto vxhs


size=128M

SECRET="secret,id=sec0,data=astrochicken"
SECRETALT="secret,id=sec0,data=platypus"

_make_test_img --object $SECRET -o "encryption=on,encrypt.key-secret=sec0" $size

IMGSPEC="driver=$IMGFMT,file.filename=$TEST_IMG,encrypt.key-secret=sec0"

QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT

echo
echo "== reading whole image =="
$QEMU_IO --object $SECRET -c "read 0 $size" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir

echo
echo "== rewriting cluster part =="
$QEMU_IO --object $SECRET -c "write -P 0xb 512 512" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir

echo
echo "== verify pattern =="
$QEMU_IO --object $SECRET -c "read -P 0 0 512"  --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir
$QEMU_IO --object $SECRET -c "read -P 0xb 512 512"  --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir

echo
echo "== rewriting whole image =="
$QEMU_IO --object $SECRET -c "write -P 0xa 0 $size" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir

echo
echo "== verify pattern =="
$QEMU_IO --object $SECRET -c "read -P 0xa 0 $size"  --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir

echo
echo "== verify pattern failure with wrong password =="
$QEMU_IO --object $SECRETALT -c "read -P 0xa 0 $size" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir


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