#!/usr/bin/env python
#
# Tests for NBD BLOCK_STATUS extension
#
# Copyright (c) 2018 Virtuozzo International GmbH
#
# 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/>.
#

import iotests
from iotests import qemu_img_create, qemu_io, qemu_img_verbose, qemu_nbd, \
                    file_path

iotests.verify_image_format(supported_fmts=['qcow2'])

disk, nbd_sock = file_path('disk', 'nbd-sock')
nbd_uri = 'nbd+unix:///exp?socket=' + nbd_sock

qemu_img_create('-f', iotests.imgfmt, disk, '1M')
qemu_io('-f', iotests.imgfmt, '-c', 'write 0 512K', disk)

qemu_nbd('-k', nbd_sock, '-x', 'exp', '-f', iotests.imgfmt, disk)
qemu_img_verbose('map', '-f', 'raw', '--output=json', nbd_uri)