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iotests: add invalid input incremental backup tests
Signed-off-by: John Snow <jsnow@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 1429314609-29776-18-git-send-email-jsnow@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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#!/usr/bin/env python | ||
# | ||
# Tests for incremental drive-backup | ||
# | ||
# Copyright (C) 2015 John Snow for Red Hat, Inc. | ||
# | ||
# Based on 056. | ||
# | ||
# 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 os | ||
import iotests | ||
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def io_write_patterns(img, patterns): | ||
for pattern in patterns: | ||
iotests.qemu_io('-c', 'write -P%s %s %s' % pattern, img) | ||
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class TestIncrementalBackup(iotests.QMPTestCase): | ||
def setUp(self): | ||
self.bitmaps = list() | ||
self.files = list() | ||
self.drives = list() | ||
self.vm = iotests.VM() | ||
self.err_img = os.path.join(iotests.test_dir, 'err.%s' % iotests.imgfmt) | ||
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# Create a base image with a distinctive patterning | ||
drive0 = self.add_node('drive0') | ||
self.img_create(drive0['file'], drive0['fmt']) | ||
self.vm.add_drive(drive0['file']) | ||
io_write_patterns(drive0['file'], (('0x41', 0, 512), | ||
('0xd5', '1M', '32k'), | ||
('0xdc', '32M', '124k'))) | ||
self.vm.launch() | ||
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def add_node(self, node_id, fmt=iotests.imgfmt, path=None, backup=None): | ||
if path is None: | ||
path = os.path.join(iotests.test_dir, '%s.%s' % (node_id, fmt)) | ||
if backup is None: | ||
backup = os.path.join(iotests.test_dir, | ||
'%s.full.backup.%s' % (node_id, fmt)) | ||
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self.drives.append({ | ||
'id': node_id, | ||
'file': path, | ||
'backup': backup, | ||
'fmt': fmt }) | ||
return self.drives[-1] | ||
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def img_create(self, img, fmt=iotests.imgfmt, size='64M', | ||
parent=None, parentFormat=None): | ||
if parent: | ||
if parentFormat is None: | ||
parentFormat = fmt | ||
iotests.qemu_img('create', '-f', fmt, img, size, | ||
'-b', parent, '-F', parentFormat) | ||
else: | ||
iotests.qemu_img('create', '-f', fmt, img, size) | ||
self.files.append(img) | ||
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def test_sync_dirty_bitmap_missing(self): | ||
self.assert_no_active_block_jobs() | ||
self.files.append(self.err_img) | ||
result = self.vm.qmp('drive-backup', device=self.drives[0]['id'], | ||
sync='dirty-bitmap', format=self.drives[0]['fmt'], | ||
target=self.err_img) | ||
self.assert_qmp(result, 'error/class', 'GenericError') | ||
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def test_sync_dirty_bitmap_not_found(self): | ||
self.assert_no_active_block_jobs() | ||
self.files.append(self.err_img) | ||
result = self.vm.qmp('drive-backup', device=self.drives[0]['id'], | ||
sync='dirty-bitmap', bitmap='unknown', | ||
format=self.drives[0]['fmt'], target=self.err_img) | ||
self.assert_qmp(result, 'error/class', 'GenericError') | ||
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def tearDown(self): | ||
self.vm.shutdown() | ||
for filename in self.files: | ||
try: | ||
os.remove(filename) | ||
except OSError: | ||
pass | ||
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if __name__ == '__main__': | ||
iotests.main(supported_fmts=['qcow2']) |
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.. | ||
---------------------------------------------------------------------- | ||
Ran 2 tests | ||
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OK |
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