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>
105 lines
3.6 KiB
Python
105 lines
3.6 KiB
Python
#!/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/>.
|
|
#
|
|
|
|
import os
|
|
import iotests
|
|
|
|
|
|
def io_write_patterns(img, patterns):
|
|
for pattern in patterns:
|
|
iotests.qemu_io('-c', 'write -P%s %s %s' % pattern, img)
|
|
|
|
|
|
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)
|
|
|
|
# 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()
|
|
|
|
|
|
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))
|
|
|
|
self.drives.append({
|
|
'id': node_id,
|
|
'file': path,
|
|
'backup': backup,
|
|
'fmt': fmt })
|
|
return self.drives[-1]
|
|
|
|
|
|
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)
|
|
|
|
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')
|
|
|
|
|
|
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')
|
|
|
|
|
|
def tearDown(self):
|
|
self.vm.shutdown()
|
|
for filename in self.files:
|
|
try:
|
|
os.remove(filename)
|
|
except OSError:
|
|
pass
|
|
|
|
|
|
if __name__ == '__main__':
|
|
iotests.main(supported_fmts=['qcow2'])
|