mirror of https://github.com/proxmox/mirror_qemu
76 lines
2.8 KiB
Python
Executable File
76 lines
2.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# group: rw quick auto
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#
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# Copyright (C) 2023 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Creator/Owner: Kevin Wolf <kwolf@redhat.com>
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import asyncio
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import iotests
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iotests.script_initialize(supported_fmts=['qcow2'],
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supported_platforms=['linux'])
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iotests.verify_virtio_scsi_pci_or_ccw()
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with iotests.FilePath('disk1.img') as base1_path, \
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iotests.FilePath('disk1-snap.img') as snap1_path, \
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iotests.FilePath('disk2.img') as base2_path, \
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iotests.FilePath('disk2-snap.img') as snap2_path, \
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iotests.VM() as vm:
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img_size = '10M'
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# Only one iothread for both disks
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vm.add_object('iothread,id=iothread0')
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vm.add_device('virtio-scsi,iothread=iothread0')
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iotests.log('Preparing disks...')
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for i, base_path, snap_path in ((0, base1_path, snap1_path),
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(1, base2_path, snap2_path)):
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iotests.qemu_img_create('-f', iotests.imgfmt, base_path, img_size)
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iotests.qemu_img_create('-f', iotests.imgfmt, '-b', base_path,
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'-F', iotests.imgfmt, snap_path)
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iotests.qemu_io_log('-c', f'write 0 {img_size}', base_path)
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vm.add_blockdev(f'file,node-name=disk{i}-base-file,'
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f'filename={base_path}')
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vm.add_blockdev(f'qcow2,node-name=disk{i}-base,file=disk{i}-base-file')
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vm.add_blockdev(f'file,node-name=disk{i}-file,filename={snap_path}')
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vm.add_blockdev(f'qcow2,node-name=disk{i},file=disk{i}-file,'
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f'backing=disk{i}-base')
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vm.add_device(f'scsi-hd,drive=disk{i}')
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iotests.log('Launching VM...')
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vm.launch()
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iotests.log('Starting stream jobs...')
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iotests.log(vm.qmp('block-stream', device='disk0', job_id='job0'))
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iotests.log(vm.qmp('block-stream', device='disk1', job_id='job1'))
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finished = 0
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while True:
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try:
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ev = vm.event_wait('JOB_STATUS_CHANGE', timeout=0.1)
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if ev is not None and ev['data']['status'] == 'null':
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finished += 1
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# The test is done once both jobs are gone
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if finished == 2:
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break
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except asyncio.TimeoutError:
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pass
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vm.cmd('query-jobs')
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