qemu-e2k/tests/qemu-iotests/129
Max Reitz a1933dac8f iotests/129: Use throttle node
Throttling on the BB has not affected block jobs in a while, so it is
possible that one of the jobs in 129 finishes before the VM is stopped.
We can fix that by running the job from a throttle node.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210118105720.14824-7-mreitz@redhat.com>
2021-01-26 14:36:37 +01:00

81 lines
3.0 KiB
Python
Executable File

#!/usr/bin/env python3
# group: rw quick
#
# Tests that "bdrv_drain_all" doesn't drain block jobs
#
# Copyright (C) 2015 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/>.
#
import os
import iotests
import time
class TestStopWithBlockJob(iotests.QMPTestCase):
test_img = os.path.join(iotests.test_dir, 'test.img')
target_img = os.path.join(iotests.test_dir, 'target.img')
base_img = os.path.join(iotests.test_dir, 'base.img')
def setUp(self):
iotests.qemu_img('create', '-f', iotests.imgfmt, self.base_img, "1G")
iotests.qemu_img('create', '-f', iotests.imgfmt, self.test_img,
"-b", self.base_img, '-F', iotests.imgfmt)
iotests.qemu_io('-f', iotests.imgfmt, '-c', 'write -P0x5d 1M 128M', self.test_img)
self.vm = iotests.VM()
self.vm.add_object('throttle-group,id=tg0,x-bps-total=1024')
source_drive = 'driver=throttle,' \
'throttle-group=tg0,' \
f'file.driver={iotests.imgfmt},' \
f'file.file.filename={self.test_img}'
self.vm.add_drive(None, source_drive)
self.vm.launch()
def tearDown(self):
self.vm.shutdown()
for img in (self.test_img, self.target_img, self.base_img):
iotests.try_remove(img)
def do_test_stop(self, cmd, **args):
"""Test 'stop' while block job is running on a throttled drive.
The 'stop' command shouldn't drain the job"""
result = self.vm.qmp(cmd, **args)
self.assert_qmp(result, 'return', {})
result = self.vm.qmp("stop")
self.assert_qmp(result, 'return', {})
result = self.vm.qmp("query-block-jobs")
self.assert_qmp(result, 'return[0]/status', 'running')
self.assert_qmp(result, 'return[0]/ready', False)
def test_drive_mirror(self):
self.do_test_stop("drive-mirror", device="drive0",
target=self.target_img, format=iotests.imgfmt,
sync="full")
def test_drive_backup(self):
self.do_test_stop("drive-backup", device="drive0",
target=self.target_img, format=iotests.imgfmt,
sync="full")
def test_block_commit(self):
self.do_test_stop("block-commit", device="drive0")
if __name__ == '__main__':
iotests.main(supported_fmts=["qcow2"],
supported_protocols=["file"])