qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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      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 
     22 import iotests
     23 
     24 # The test is unrelated to formats, restrict it to qcow2 to avoid extra runs
     25 iotests.script_initialize(
     26     supported_fmts=['qcow2'],
     27 )
     28 
     29 nbd_sock = iotests.file_path('nbd.sock', base_dir=iotests.sock_dir)
     30 nbd_uri = 'nbd+unix:///disk?socket=' + nbd_sock
     31 size = 1024 * 1024
     32 
     33 vm = iotests.VM()
     34 vm.launch()
     35 
     36 vm.qmp_log('blockdev-add', **{
     37     'node-name': 'disk',
     38     'driver': 'null-co',
     39     'size': 1024 * 1024,
     40 })
     41 
     42 vm.qmp_log('block-dirty-bitmap-add', **{
     43     'node': 'disk',
     44     'name': 'bitmap0'
     45 })
     46 
     47 vm.qmp_log('nbd-server-start', **{
     48     'addr': {
     49         'type': 'unix',
     50         'data': {'path': nbd_sock}
     51     }
     52 }, filters=[iotests.filter_qmp_testfiles])
     53 
     54 vm.qmp_log('nbd-server-add', **{
     55     'device': 'disk',
     56     'writable': True,
     57     'bitmap': 'bitmap0'
     58 })
     59 
     60 p = iotests.QemuIoInteractive('-f', 'raw', nbd_uri)
     61 # wait for connection and check it:
     62 iotests.log(p.cmd('read 0 512').rstrip(), filters=[iotests.filter_qemu_io])
     63 
     64 vm.shutdown()
     65 
     66 p.close()