mirror of
https://github.com/qemu/qemu.git
synced 2025-10-31 04:06:46 +00:00
7c47752608
Use the program search path to find the Python 3 interpreter.
Patch created mechanically by running:
$ sed -i "s,^#\!/usr/bin/\(env\ \)\?python$,#\!/usr/bin/env python3," \
$(git grep -lF '#!/usr/bin/env python' \
| xargs grep -L 'if __name__.*__main__')
Reported-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Suggested-by: Daniel P. Berrangé <berrange@redhat.com>
Suggested-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20200130163232.10446-11-philmd@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
84 lines
2.9 KiB
Python
Executable File
84 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
#
|
|
# Copyright (C) 2019 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: Kevin Wolf <kwolf@redhat.com>
|
|
#
|
|
# Test migration to file for taking an external snapshot with VM state.
|
|
|
|
import iotests
|
|
import os
|
|
|
|
iotests.verify_image_format(supported_fmts=['qcow2'])
|
|
iotests.verify_protocol(supported=['file'])
|
|
iotests.verify_platform(['linux'])
|
|
|
|
with iotests.FilePath('base') as base_path , \
|
|
iotests.FilePath('top') as top_path, \
|
|
iotests.VM() as vm:
|
|
|
|
iotests.qemu_img_log('create', '-f', iotests.imgfmt, base_path, '64M')
|
|
|
|
iotests.log('=== Launch VM ===')
|
|
vm.add_object('iothread,id=iothread0')
|
|
vm.add_blockdev('file,filename=%s,node-name=base-file' % (base_path))
|
|
vm.add_blockdev('%s,file=base-file,node-name=base-fmt' % (iotests.imgfmt))
|
|
vm.add_device('virtio-blk,drive=base-fmt,iothread=iothread0,id=vda')
|
|
vm.launch()
|
|
|
|
vm.enable_migration_events('VM')
|
|
|
|
iotests.log('\n=== Migrate to file ===')
|
|
vm.qmp_log('migrate', uri='exec:cat > /dev/null')
|
|
|
|
with iotests.Timeout(3, 'Migration does not complete'):
|
|
vm.wait_migration('postmigrate')
|
|
|
|
iotests.log('\nVM is now stopped:')
|
|
iotests.log(vm.qmp('query-migrate')['return']['status'])
|
|
vm.qmp_log('query-status')
|
|
|
|
iotests.log('\n=== Create a snapshot of the disk image ===')
|
|
vm.blockdev_create({
|
|
'driver': 'file',
|
|
'filename': top_path,
|
|
'size': 0,
|
|
})
|
|
vm.qmp_log('blockdev-add', node_name='top-file',
|
|
driver='file', filename=top_path,
|
|
filters=[iotests.filter_qmp_testfiles])
|
|
|
|
vm.blockdev_create({
|
|
'driver': iotests.imgfmt,
|
|
'file': 'top-file',
|
|
'size': 1024 * 1024,
|
|
})
|
|
vm.qmp_log('blockdev-add', node_name='top-fmt',
|
|
driver=iotests.imgfmt, file='top-file')
|
|
|
|
vm.qmp_log('blockdev-snapshot', node='base-fmt', overlay='top-fmt')
|
|
|
|
iotests.log('\n=== Resume the VM and simulate a write request ===')
|
|
vm.qmp_log('cont')
|
|
iotests.log(vm.hmp_qemu_io('-d vda/virtio-backend', 'write 4k 4k'))
|
|
|
|
iotests.log('\n=== Commit it to the backing file ===')
|
|
result = vm.qmp_log('block-commit', job_id='job0', auto_dismiss=False,
|
|
device='top-fmt', top_node='top-fmt',
|
|
filters=[iotests.filter_qmp_testfiles])
|
|
if 'return' in result:
|
|
vm.run_job('job0')
|