3d53818ff7
qemu_img_pipe() discards the return code from qemu-img in favor of returning just its output. Some tests using this function don't save, log, or check the output either, though, which is unsafe. Replace all of these calls with a checked version. Tests affected are 194, 202, 203, 234, 262, and 303. Signed-off-by: John Snow <jsnow@redhat.com> Reviewed-by: Hanna Reitz <hreitz@redhat.com> Message-Id: <20220321201618.903471-13-jsnow@redhat.com> Signed-off-by: Hanna Reitz <hreitz@redhat.com>
102 lines
4.3 KiB
Python
Executable File
102 lines
4.3 KiB
Python
Executable File
#!/usr/bin/env python3
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# group: rw migration quick
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#
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# Copyright (C) 2017 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: Stefan Hajnoczi <stefanha@redhat.com>
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#
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# Non-shared storage migration test using NBD server and drive-mirror
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import iotests
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iotests.script_initialize(supported_fmts=['qcow2', 'qed', 'raw'],
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supported_platforms=['linux'])
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with iotests.FilePath('source.img') as source_img_path, \
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iotests.FilePath('dest.img') as dest_img_path, \
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iotests.FilePath('migration.sock', 'nbd.sock', base_dir=iotests.sock_dir) \
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as (migration_sock_path, nbd_sock_path), \
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iotests.VM('source') as source_vm, \
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iotests.VM('dest') as dest_vm:
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img_size = '1G'
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iotests.qemu_img_create('-f', iotests.imgfmt, source_img_path, img_size)
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iotests.qemu_img_create('-f', iotests.imgfmt, dest_img_path, img_size)
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iotests.log('Launching VMs...')
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(source_vm.add_drive(source_img_path)
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.launch())
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(dest_vm.add_drive(dest_img_path)
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.add_incoming('unix:{0}'.format(migration_sock_path))
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.launch())
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source_vm.qmp_log('block-dirty-bitmap-add', node='drive0', name='bitmap0')
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iotests.log('Launching NBD server on destination...')
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iotests.log(dest_vm.qmp('nbd-server-start', addr={'type': 'unix', 'data': {'path': nbd_sock_path}}))
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iotests.log(dest_vm.qmp('nbd-server-add', device='drive0', writable=True))
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iotests.log('Starting `drive-mirror` on source...')
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iotests.log(source_vm.qmp(
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'drive-mirror',
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device='drive0',
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target='nbd+unix:///drive0?socket={0}'.format(nbd_sock_path),
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sync='full',
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format='raw', # always raw, the server handles the format
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mode='existing',
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job_id='mirror-job0'))
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iotests.log('Waiting for `drive-mirror` to complete...')
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iotests.log(source_vm.event_wait('BLOCK_JOB_READY'),
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filters=[iotests.filter_qmp_event])
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iotests.log('Starting migration...')
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capabilities = [{'capability': 'events', 'state': True},
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{'capability': 'dirty-bitmaps', 'state': True}]
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source_vm.qmp('migrate-set-capabilities', capabilities=capabilities)
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dest_vm.qmp('migrate-set-capabilities', capabilities=capabilities)
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iotests.log(source_vm.qmp('migrate', uri='unix:{0}'.format(migration_sock_path)))
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source_vm.qmp_log('migrate-start-postcopy')
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while True:
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event1 = source_vm.event_wait('MIGRATION')
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iotests.log(event1, filters=[iotests.filter_qmp_event])
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if event1['data']['status'] in ('completed', 'failed'):
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iotests.log('Gracefully ending the `drive-mirror` job on source...')
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iotests.log(source_vm.qmp('block-job-cancel', device='mirror-job0'))
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break
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while True:
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event2 = source_vm.event_wait('BLOCK_JOB_COMPLETED')
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iotests.log(event2, filters=[iotests.filter_qmp_event])
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if event2['event'] == 'BLOCK_JOB_COMPLETED':
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iotests.log('Stopping the NBD server on destination...')
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iotests.log(dest_vm.qmp('nbd-server-stop'))
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break
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iotests.log('Wait for migration completion on target...')
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migr_events = (('MIGRATION', {'data': {'status': 'completed'}}),
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('MIGRATION', {'data': {'status': 'failed'}}))
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event = dest_vm.events_wait(migr_events)
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iotests.log(event, filters=[iotests.filter_qmp_event])
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iotests.log('Check bitmaps on source:')
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iotests.log(source_vm.qmp('query-block')['return'][0]['inserted']['dirty-bitmaps'])
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iotests.log('Check bitmaps on target:')
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iotests.log(dest_vm.qmp('query-block')['return'][0]['inserted']['dirty-bitmaps'])
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