d047cfa78d
Test shutdown when bitmap is exported through NBD and active client exists. The previous patch fixes a crash, provoked by this scenario. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Tested-by: Eric Blake <eblake@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-Id: <20200714162234.13113-3-vsementsov@virtuozzo.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
66 lines
1.7 KiB
Python
66 lines
1.7 KiB
Python
#!/usr/bin/env python3
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#
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# Test shutdown when bitmap is exported through NBD server
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#
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# Copyright (c) 2020 Virtuozzo International GmbH.
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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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import iotests
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# The test is unrelated to formats, restrict it to qcow2 to avoid extra runs
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iotests.script_initialize(
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supported_fmts=['qcow2'],
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)
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nbd_sock = iotests.file_path('nbd.sock', base_dir=iotests.sock_dir)
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nbd_uri = 'nbd+unix:///disk?socket=' + nbd_sock
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size = 1024 * 1024
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vm = iotests.VM()
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vm.launch()
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vm.qmp_log('blockdev-add', **{
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'node-name': 'disk',
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'driver': 'null-co',
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'size': 1024 * 1024,
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})
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vm.qmp_log('block-dirty-bitmap-add', **{
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'node': 'disk',
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'name': 'bitmap0'
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})
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vm.qmp_log('nbd-server-start', **{
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'addr': {
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'type': 'unix',
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'data': {'path': nbd_sock}
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}
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}, filters=[iotests.filter_qmp_testfiles])
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vm.qmp_log('nbd-server-add', **{
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'device': 'disk',
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'writable': True,
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'bitmap': 'bitmap0'
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})
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p = iotests.QemuIoInteractive('-f', 'raw', nbd_uri)
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# wait for connection and check it:
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iotests.log(p.cmd('read 0 512').rstrip(), filters=[iotests.filter_qemu_io])
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vm.shutdown()
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p.close()
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