105 lines
3.7 KiB
Python
105 lines
3.7 KiB
Python
# Copyright 2012 Michael Still and Canonical Inc
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import tempfile
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from mox3 import mox
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from oslo.config import cfg
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from nova import context
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from nova.openstack.common import fileutils
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from nova import test
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from nova.tests.unit import fake_instance
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from nova import utils
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from nova.virt import configdrive
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CONF = cfg.CONF
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class FakeInstanceMD(object):
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def metadata_for_config_drive(self):
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yield ('this/is/a/path/hello', 'This is some content')
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class ConfigDriveTestCase(test.NoDBTestCase):
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def test_create_configdrive_iso(self):
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CONF.set_override('config_drive_format', 'iso9660')
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imagefile = None
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try:
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self.mox.StubOutWithMock(utils, 'execute')
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utils.execute('genisoimage', '-o', mox.IgnoreArg(), '-ldots',
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'-allow-lowercase', '-allow-multidot', '-l',
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'-publisher', mox.IgnoreArg(), '-quiet', '-J', '-r',
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'-V', 'config-2', mox.IgnoreArg(), attempts=1,
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run_as_root=False).AndReturn(None)
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self.mox.ReplayAll()
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with configdrive.ConfigDriveBuilder(FakeInstanceMD()) as c:
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(fd, imagefile) = tempfile.mkstemp(prefix='cd_iso_')
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os.close(fd)
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c.make_drive(imagefile)
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finally:
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if imagefile:
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fileutils.delete_if_exists(imagefile)
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def test_create_configdrive_vfat(self):
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CONF.set_override('config_drive_format', 'vfat')
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imagefile = None
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try:
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self.mox.StubOutWithMock(utils, 'mkfs')
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self.mox.StubOutWithMock(utils, 'execute')
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self.mox.StubOutWithMock(utils, 'trycmd')
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utils.mkfs('vfat', mox.IgnoreArg(),
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label='config-2').AndReturn(None)
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utils.trycmd('mount', '-o', mox.IgnoreArg(), mox.IgnoreArg(),
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mox.IgnoreArg(),
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run_as_root=True).AndReturn((None, None))
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utils.execute('umount', mox.IgnoreArg(),
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run_as_root=True).AndReturn(None)
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self.mox.ReplayAll()
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with configdrive.ConfigDriveBuilder(FakeInstanceMD()) as c:
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(fd, imagefile) = tempfile.mkstemp(prefix='cd_vfat_')
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os.close(fd)
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c.make_drive(imagefile)
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# NOTE(mikal): we can't check for a VFAT output here because the
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# filesystem creation stuff has been mocked out because it
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# requires root permissions
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finally:
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if imagefile:
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fileutils.delete_if_exists(imagefile)
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def test_config_drive_required_by_image_property(self):
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inst = fake_instance.fake_instance_obj(context.get_admin_context())
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inst.config_drive = ''
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inst.system_metadata = {
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utils.SM_IMAGE_PROP_PREFIX + 'img_config_drive': 'mandatory'}
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self.assertTrue(configdrive.required_by(inst))
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inst.system_metadata = {
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utils.SM_IMAGE_PROP_PREFIX + 'img_config_drive': 'optional'}
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self.assertFalse(configdrive.required_by(inst))
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