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iotests: add 248: test resume mirror after auto pause on ENOSPC
Test that mirror job actually resume on resume command after being automatically paused on ENOSPC error. It's a follow-up test for 8d9648c "blockjob: fix user pause in block_job_error_action" Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Tested-by: John Snow <jsnow@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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#!/usr/bin/env python | ||
# | ||
# Test resume mirror after auto pause on ENOSPC | ||
# | ||
# Copyright (c) 2019 Virtuozzo International GmbH. All rights reserved. | ||
# | ||
# 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/>. | ||
# | ||
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import iotests | ||
from iotests import qemu_img_create, qemu_io, file_path, filter_qmp_testfiles | ||
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iotests.verify_image_format(supported_fmts=['qcow2']) | ||
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source, target = file_path('source', 'target') | ||
size = 5 * 1024 * 1024 | ||
limit = 2 * 1024 * 1024 | ||
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qemu_img_create('-f', iotests.imgfmt, source, str(size)) | ||
qemu_img_create('-f', iotests.imgfmt, target, str(size)) | ||
qemu_io('-c', 'write 0 {}'.format(size), source) | ||
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# raw format don't like empty files | ||
qemu_io('-c', 'write 0 {}'.format(size), target) | ||
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vm = iotests.VM().add_drive(source) | ||
vm.launch() | ||
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blockdev_opts = { | ||
'driver': iotests.imgfmt, | ||
'node-name': 'target', | ||
'file': { | ||
'driver': 'raw', | ||
'size': limit, | ||
'file': { | ||
'driver': 'file', | ||
'filename': target | ||
} | ||
} | ||
} | ||
vm.qmp_log('blockdev-add', filters=[filter_qmp_testfiles], **blockdev_opts) | ||
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vm.qmp_log('blockdev-mirror', device='drive0', sync='full', target='target', | ||
on_target_error='enospc') | ||
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vm.event_wait('JOB_STATUS_CHANGE', timeout=3.0, | ||
match={'data': {'status': 'paused'}}) | ||
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# drop other cached events, to not interfere with further wait for 'running' | ||
vm.get_qmp_events() | ||
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del blockdev_opts['file']['size'] | ||
vm.qmp_log('x-blockdev-reopen', filters=[filter_qmp_testfiles], | ||
**blockdev_opts) | ||
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vm.qmp_log('block-job-resume', device='drive0') | ||
vm.event_wait('JOB_STATUS_CHANGE', timeout=1.0, | ||
match={'data': {'status': 'running'}}) | ||
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vm.shutdown() |
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{"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "raw", "file": {"driver": "file", "filename": "TEST_DIR/PID-target"}, "size": 2097152}, "node-name": "target"}} | ||
{"return": {}} | ||
{"execute": "blockdev-mirror", "arguments": {"device": "drive0", "on-target-error": "enospc", "sync": "full", "target": "target"}} | ||
{"return": {}} | ||
{"execute": "x-blockdev-reopen", "arguments": {"driver": "qcow2", "file": {"driver": "raw", "file": {"driver": "file", "filename": "TEST_DIR/PID-target"}}, "node-name": "target"}} | ||
{"return": {}} | ||
{"execute": "block-job-resume", "arguments": {"device": "drive0"}} | ||
{"return": {}} |
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@@ -246,3 +246,4 @@ | |
245 rw auto | ||
246 rw auto quick | ||
247 rw auto quick | ||
248 rw auto quick |