125 lines
4.9 KiB
Python
125 lines
4.9 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 mock
|
|
from oslo_config import cfg
|
|
from oslo_utils import fileutils
|
|
|
|
from nova import context
|
|
from nova import test
|
|
from nova.tests.unit import fake_instance
|
|
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')
|
|
yield ('this/is/a/path/hi', b'This is some other content')
|
|
|
|
|
|
class ConfigDriveTestCase(test.NoDBTestCase):
|
|
|
|
@mock.patch('oslo_concurrency.processutils.execute', return_value=None)
|
|
def test_create_configdrive_iso(self, mock_execute):
|
|
CONF.set_override('config_drive_format', 'iso9660')
|
|
imagefile = None
|
|
|
|
try:
|
|
with configdrive.ConfigDriveBuilder(FakeInstanceMD()) as c:
|
|
(fd, imagefile) = tempfile.mkstemp(prefix='cd_iso_')
|
|
os.close(fd)
|
|
c.make_drive(imagefile)
|
|
|
|
mock_execute.assert_called_once_with('genisoimage', '-o',
|
|
mock.ANY,
|
|
'-ldots', '-allow-lowercase',
|
|
'-allow-multidot', '-l',
|
|
'-publisher',
|
|
mock.ANY,
|
|
'-quiet', '-J', '-r',
|
|
'-V', 'config-2',
|
|
mock.ANY,
|
|
attempts=1,
|
|
run_as_root=False)
|
|
finally:
|
|
if imagefile:
|
|
fileutils.delete_if_exists(imagefile)
|
|
|
|
@mock.patch('nova.privsep.fs.unprivileged_mkfs', return_value=None)
|
|
@mock.patch('nova.privsep.fs.mount', return_value=('', ''))
|
|
@mock.patch('nova.privsep.fs.umount', return_value=None)
|
|
def test_create_configdrive_vfat(
|
|
self, mock_umount, mock_mount, mock_mkfs):
|
|
CONF.set_override('config_drive_format', 'vfat')
|
|
imagefile = None
|
|
try:
|
|
with configdrive.ConfigDriveBuilder(FakeInstanceMD()) as c:
|
|
(fd, imagefile) = tempfile.mkstemp(prefix='cd_vfat_')
|
|
os.close(fd)
|
|
c.make_drive(imagefile)
|
|
|
|
mock_mkfs.assert_called_once_with('vfat', mock.ANY,
|
|
label='config-2')
|
|
mock_mount.assert_called_once()
|
|
mock_umount.assert_called_once()
|
|
# 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)
|
|
|
|
def test_config_drive_required_by_image_property(self):
|
|
inst = fake_instance.fake_instance_obj(context.get_admin_context())
|
|
inst.config_drive = ''
|
|
inst.system_metadata = {
|
|
utils.SM_IMAGE_PROP_PREFIX + 'img_config_drive': 'mandatory'}
|
|
self.assertTrue(configdrive.required_by(inst))
|
|
|
|
inst.system_metadata = {
|
|
utils.SM_IMAGE_PROP_PREFIX + 'img_config_drive': 'optional'}
|
|
self.assertFalse(configdrive.required_by(inst))
|
|
|
|
@mock.patch.object(configdrive, 'required_by', return_value=False)
|
|
def test_config_drive_update_instance_required_by_false(self,
|
|
mock_required):
|
|
inst = fake_instance.fake_instance_obj(context.get_admin_context())
|
|
inst.config_drive = ''
|
|
configdrive.update_instance(inst)
|
|
self.assertEqual('', inst.config_drive)
|
|
|
|
inst.config_drive = True
|
|
configdrive.update_instance(inst)
|
|
self.assertTrue(inst.config_drive)
|
|
|
|
@mock.patch.object(configdrive, 'required_by', return_value=True)
|
|
def test_config_drive_update_instance(self, mock_required):
|
|
inst = fake_instance.fake_instance_obj(context.get_admin_context())
|
|
inst.config_drive = ''
|
|
configdrive.update_instance(inst)
|
|
self.assertTrue(inst.config_drive)
|
|
|
|
inst.config_drive = True
|
|
configdrive.update_instance(inst)
|
|
self.assertTrue(inst.config_drive)
|