xref: /openbmc/qemu/tests/qemu-iotests/299 (revision 812b31d3)
1#!/usr/bin/env python3
2# group: auto quick
3#
4# Test shutdown when bitmap is exported through NBD server
5#
6# Copyright (c) 2020 Virtuozzo International GmbH.
7#
8# This program is free software; you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation; either version 2 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program.  If not, see <http://www.gnu.org/licenses/>.
20#
21
22import iotests
23
24# The test is unrelated to formats, restrict it to qcow2 to avoid extra runs
25iotests.script_initialize(
26    supported_fmts=['qcow2'],
27)
28
29nbd_sock = iotests.file_path('nbd.sock', base_dir=iotests.sock_dir)
30nbd_uri = 'nbd+unix:///disk?socket=' + nbd_sock
31size = 1024 * 1024
32
33vm = iotests.VM()
34vm.launch()
35
36vm.qmp_log('blockdev-add', **{
37    'node-name': 'disk',
38    'driver': 'null-co',
39    'size': 1024 * 1024,
40})
41
42vm.qmp_log('block-dirty-bitmap-add', **{
43    'node': 'disk',
44    'name': 'bitmap0'
45})
46
47vm.qmp_log('nbd-server-start', **{
48    'addr': {
49        'type': 'unix',
50        'data': {'path': nbd_sock}
51    }
52}, filters=[iotests.filter_qmp_testfiles])
53
54vm.qmp_log('nbd-server-add', **{
55    'device': 'disk',
56    'writable': True,
57    'bitmap': 'bitmap0'
58})
59
60p = iotests.QemuIoInteractive('-f', 'raw', nbd_uri)
61# wait for connection and check it:
62iotests.log(p.cmd('read 0 512').rstrip(), filters=[iotests.filter_qemu_io])
63
64vm.shutdown()
65
66p.close()
67