87e4d4a205
Test 297 in tests/qemu-iotests currently fails: pylint has learned new things to check, or we simply missed them. All fixes in this patch are related to additional spaces used or wrong indentation. No functional change intended. Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com> Message-Id: <20211008062821.1010967-2-eesposit@redhat.com> Signed-off-by: Hanna Reitz <hreitz@redhat.com>
109 lines
4.1 KiB
Python
Executable file
109 lines
4.1 KiB
Python
Executable file
#!/usr/bin/env python3
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# group: rw quick
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#
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# Tests that "bdrv_drain_all" doesn't drain block jobs
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#
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# Copyright (C) 2015 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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import os
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import iotests
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class TestStopWithBlockJob(iotests.QMPTestCase):
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test_img = os.path.join(iotests.test_dir, 'test.img')
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target_img = os.path.join(iotests.test_dir, 'target.img')
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base_img = os.path.join(iotests.test_dir, 'base.img')
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overlay_img = os.path.join(iotests.test_dir, 'overlay.img')
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def setUp(self):
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iotests.qemu_img('create', '-f', iotests.imgfmt, self.base_img, "1G")
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iotests.qemu_img('create', '-f', iotests.imgfmt, self.test_img,
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"-b", self.base_img, '-F', iotests.imgfmt)
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iotests.qemu_io('-f', iotests.imgfmt, '-c', 'write -P0x5d 1M 128M',
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self.test_img)
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self.vm = iotests.VM()
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self.vm.add_object('throttle-group,id=tg0,x-bps-total=1024')
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source_drive = 'driver=throttle,' \
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'node-name=source,' \
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'throttle-group=tg0,' \
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f'file.driver={iotests.imgfmt},' \
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f'file.file.filename={self.test_img}'
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self.vm.add_drive(None, source_drive)
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self.vm.launch()
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def tearDown(self):
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self.vm.shutdown()
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for img in (self.test_img, self.target_img, self.base_img,
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self.overlay_img):
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iotests.try_remove(img)
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def do_test_stop(self, cmd, **args):
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"""Test 'stop' while block job is running on a throttled drive.
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The 'stop' command shouldn't drain the job"""
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result = self.vm.qmp(cmd, **args)
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self.assert_qmp(result, 'return', {})
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result = self.vm.qmp("stop")
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self.assert_qmp(result, 'return', {})
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result = self.vm.qmp("query-block-jobs")
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self.assert_qmp(result, 'return[0]/status', 'running')
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self.assert_qmp(result, 'return[0]/ready', False)
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def test_drive_mirror(self):
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self.do_test_stop("drive-mirror", device="drive0",
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target=self.target_img, format=iotests.imgfmt,
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sync="full", buf_size=65536)
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def test_drive_backup(self):
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# Limit max-chunk and max-workers so that block-copy will not
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# launch so many workers working on so much data each that
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# stop's bdrv_drain_all() would finish the job
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self.do_test_stop("drive-backup", device="drive0",
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target=self.target_img, format=iotests.imgfmt,
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sync="full",
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x_perf={'max-chunk': 65536,
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'max-workers': 8})
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def test_block_commit(self):
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# Add overlay above the source node so that we actually use a
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# commit job instead of a mirror job
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iotests.qemu_img('create', '-f', iotests.imgfmt, self.overlay_img,
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'1G')
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result = self.vm.qmp('blockdev-add', **{
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'node-name': 'overlay',
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'driver': iotests.imgfmt,
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'file': {
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'driver': 'file',
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'filename': self.overlay_img
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}
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})
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self.assert_qmp(result, 'return', {})
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result = self.vm.qmp('blockdev-snapshot',
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node='source', overlay='overlay')
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self.assert_qmp(result, 'return', {})
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self.do_test_stop('block-commit', device='drive0', top_node='source')
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if __name__ == '__main__':
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iotests.main(supported_fmts=["qcow2"],
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supported_protocols=["file"])
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