nova/nova/tests/test_configdrive2.py

92 lines
3.1 KiB
Python

# Copyright 2012 Michael Still and Canonical Inc
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import os
import tempfile
import mox
from oslo.config import cfg
from nova.openstack.common import fileutils
from nova import test
from nova import utils
from nova.virt import configdrive
CONF = cfg.CONF
class FakeInstanceMD(object):
def metadata_for_config_drive(self):
yield ('this/is/a/path/hello', 'This is some content')
class ConfigDriveTestCase(test.NoDBTestCase):
def test_create_configdrive_iso(self):
CONF.set_override('config_drive_format', 'iso9660')
imagefile = None
try:
self.mox.StubOutWithMock(utils, 'execute')
utils.execute('genisoimage', '-o', mox.IgnoreArg(), '-ldots',
'-allow-lowercase', '-allow-multidot', '-l',
'-publisher', mox.IgnoreArg(), '-quiet', '-J', '-r',
'-V', 'config-2', mox.IgnoreArg(), attempts=1,
run_as_root=False).AndReturn(None)
self.mox.ReplayAll()
with configdrive.ConfigDriveBuilder(FakeInstanceMD()) as c:
(fd, imagefile) = tempfile.mkstemp(prefix='cd_iso_')
os.close(fd)
c.make_drive(imagefile)
finally:
if imagefile:
fileutils.delete_if_exists(imagefile)
def test_create_configdrive_vfat(self):
CONF.set_override('config_drive_format', 'vfat')
imagefile = None
try:
self.mox.StubOutWithMock(utils, 'mkfs')
self.mox.StubOutWithMock(utils, 'execute')
self.mox.StubOutWithMock(utils, 'trycmd')
utils.mkfs('vfat', mox.IgnoreArg(),
label='config-2').AndReturn(None)
utils.trycmd('mount', '-o', mox.IgnoreArg(), mox.IgnoreArg(),
mox.IgnoreArg(),
run_as_root=True).AndReturn((None, None))
utils.execute('umount', mox.IgnoreArg(),
run_as_root=True).AndReturn(None)
self.mox.ReplayAll()
with configdrive.ConfigDriveBuilder(FakeInstanceMD()) as c:
(fd, imagefile) = tempfile.mkstemp(prefix='cd_vfat_')
os.close(fd)
c.make_drive(imagefile)
# NOTE(mikal): we can't check for a VFAT output here because the
# filesystem creation stuff has been mocked out because it
# requires root permissions
finally:
if imagefile:
fileutils.delete_if_exists(imagefile)