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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>
140 lines
5.1 KiB
Python
Executable File
140 lines
5.1 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Test json:{} filenames with qemu-internal BDSs
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# (the one of commit, to be precise)
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#
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# Copyright (C) 2018 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: Max Reitz <mreitz@redhat.com>
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import iotests
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from iotests import log, qemu_img, qemu_io_silent, filter_qmp_testfiles, \
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filter_qmp_imgfmt
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import json
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# Need backing file support (for arbitrary backing formats)
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iotests.verify_image_format(supported_fmts=['qcow2', 'qcow', 'qed'])
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iotests.verify_platform(['linux'])
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# There are two variations of this test:
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# (1) We do not set filter_node_name. In that case, the commit_top
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# driver should not appear anywhere.
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# (2) We do set filter_node_name. In that case, it should appear.
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#
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# This for loop executes both.
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for filter_node_name in False, True:
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log('')
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log('--- filter_node_name: %s ---' % filter_node_name)
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log('')
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with iotests.FilePath('base.img') as base_img_path, \
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iotests.FilePath('mid.img') as mid_img_path, \
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iotests.FilePath('top.img') as top_img_path, \
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iotests.VM() as vm:
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assert qemu_img('create', '-f', iotests.imgfmt,
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base_img_path, '64M') == 0
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assert qemu_img('create', '-f', iotests.imgfmt, '-b', base_img_path,
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mid_img_path) == 0
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assert qemu_img('create', '-f', iotests.imgfmt, '-b', mid_img_path,
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top_img_path) == 0
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# Something to commit
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assert qemu_io_silent(mid_img_path, '-c', 'write -P 1 0 1M') == 0
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vm.launch()
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# Change the bottom-most image's backing file (to null-co://)
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# to enforce json:{} filenames
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vm.qmp_log('blockdev-add',
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node_name='top',
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driver=iotests.imgfmt,
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file={
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'driver': 'file',
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'filename': top_img_path
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},
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backing={
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'node-name': 'mid',
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'driver': iotests.imgfmt,
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'file': {
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'driver': 'file',
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'filename': mid_img_path
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},
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'backing': {
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'node-name': 'base',
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'driver': iotests.imgfmt,
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'file': {
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'driver': 'file',
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'filename': base_img_path
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},
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'backing': {
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'driver': 'null-co'
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}
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}
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},
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filters=[filter_qmp_testfiles, filter_qmp_imgfmt])
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# As long as block-commit does not accept node names, we have to
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# get our mid/base filenames here
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mid_name = vm.node_info('mid')['image']['filename']
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base_name = vm.node_info('base')['image']['filename']
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assert mid_name[:5] == 'json:'
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assert base_name[:5] == 'json:'
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# Start the block job
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if filter_node_name:
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vm.qmp_log('block-commit',
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job_id='commit',
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device='top',
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filter_node_name='filter_node',
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top=mid_name,
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base=base_name,
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speed=1,
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filters=[filter_qmp_testfiles, filter_qmp_imgfmt])
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else:
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vm.qmp_log('block-commit',
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job_id='commit',
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device='top',
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top=mid_name,
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base=base_name,
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speed=1,
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filters=[filter_qmp_testfiles, filter_qmp_imgfmt])
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vm.qmp_log('job-pause', id='commit')
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# Get and parse top's json:{} filename
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top_name = vm.node_info('top')['image']['filename']
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vm.shutdown()
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assert top_name[:5] == 'json:'
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top_options = json.loads(top_name[5:])
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if filter_node_name:
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# This should be present and set
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assert top_options['backing']['driver'] == 'commit_top'
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# And the mid image is commit_top's backing image
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mid_options = top_options['backing']['backing']
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else:
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# The mid image should appear as the immediate backing BDS
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# of top
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mid_options = top_options['backing']
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assert mid_options['driver'] == iotests.imgfmt
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assert mid_options['file']['filename'] == mid_img_path
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