nova/nova/tests/virt/vmwareapi/test_configdrive.py

198 lines
8.1 KiB
Python

# Copyright 2013 IBM Corp.
# Copyright 2011 OpenStack Foundation
#
# 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 contextlib
import fixtures
import mock
import mox
from nova import context
from nova.image import glance
from nova import test
from nova.tests import fake_instance
import nova.tests.image.fake
from nova.tests import utils
from nova.tests.virt.vmwareapi import fake as vmwareapi_fake
from nova.tests.virt.vmwareapi import stubs
from nova.virt import fake
from nova.virt.vmwareapi import driver
from nova.virt.vmwareapi import read_write_util
from nova.virt.vmwareapi import vm_util
from nova.virt.vmwareapi import vmops
from nova.virt.vmwareapi import vmware_images
class ConfigDriveTestCase(test.NoDBTestCase):
def setUp(self):
super(ConfigDriveTestCase, self).setUp()
vm_util.vm_refs_cache_reset()
self.context = context.RequestContext('fake', 'fake', is_admin=False)
cluster_name = 'test_cluster'
self.flags(cluster_name=[cluster_name],
host_ip='test_url',
host_username='test_username',
host_password='test_pass',
use_linked_clone=False, group='vmware')
self.flags(vnc_enabled=False)
vmwareapi_fake.reset()
stubs.set_stubs(self.stubs)
nova.tests.image.fake.stub_out_image_service(self.stubs)
self.conn = driver.VMwareVCDriver(fake.FakeVirtAPI)
self.network_info = utils.get_test_network_info()
self.vim = vmwareapi_fake.FakeVim()
self.node_name = '%s(%s)' % (self.conn.dict_mors.keys()[0],
cluster_name)
image_ref = nova.tests.image.fake.get_valid_image_id()
instance_values = {
'vm_state': 'building',
'project_id': 'fake',
'user_id': 'fake',
'name': '1',
'kernel_id': '1',
'ramdisk_id': '1',
'mac_addresses': [{'address': 'de:ad:be:ef:be:ef'}],
'memory_mb': 8192,
'flavor': 'm1.large',
'vcpus': 4,
'root_gb': 80,
'image_ref': image_ref,
'host': 'fake_host',
'task_state': 'scheduling',
'reservation_id': 'r-3t8muvr0',
'id': 1,
'uuid': 'fake-uuid',
'node': self.node_name,
'metadata': []
}
self.test_instance = fake_instance.fake_instance_obj(self.context,
**instance_values)
(image_service, image_id) = glance.get_remote_image_service(context,
image_ref)
metadata = image_service.show(context, image_id)
self.image = {
'id': image_ref,
'disk_format': 'vmdk',
'size': int(metadata['size']),
}
class FakeInstanceMetadata(object):
def __init__(self, instance, content=None, extra_md=None):
pass
def metadata_for_config_drive(self):
return []
self.useFixture(fixtures.MonkeyPatch(
'nova.api.metadata.base.InstanceMetadata',
FakeInstanceMetadata))
def fake_make_drive(_self, _path):
pass
# We can't actually make a config drive v2 because ensure_tree has
# been faked out
self.stubs.Set(nova.virt.configdrive.ConfigDriveBuilder,
'make_drive', fake_make_drive)
def fake_upload_iso_to_datastore(iso_path, instance, **kwargs):
pass
self.stubs.Set(vmware_images,
'upload_iso_to_datastore',
fake_upload_iso_to_datastore)
def tearDown(self):
super(ConfigDriveTestCase, self).tearDown()
vmwareapi_fake.cleanup()
nova.tests.image.fake.FakeImageService_reset()
def _spawn_vm(self, injected_files=None, admin_password=None,
block_device_info=None):
injected_files = injected_files or []
read_file_handle = mock.MagicMock()
write_file_handle = mock.MagicMock()
self.image_ref = self.test_instance.image_ref
def fake_read_handle(read_iter):
return read_file_handle
def fake_write_handle(host, dc_name, ds_name, cookies,
file_path, file_size, scheme="https"):
self.assertEqual('dc1', dc_name)
self.assertEqual('ds1', ds_name)
self.assertEqual('Fake-CookieJar', cookies)
split_file_path = file_path.split('/')
self.assertEqual('vmware_temp', split_file_path[0])
self.assertEqual(self.image_ref, split_file_path[2])
self.assertEqual(('%s-flat.vmdk' % self.image_ref),
split_file_path[3])
self.assertEqual(int(self.image['size']), file_size)
return write_file_handle
with contextlib.nested(
mock.patch.object(read_write_util, 'VMwareHTTPWriteFile',
side_effect=fake_write_handle),
mock.patch.object(read_write_util, 'GlanceFileRead',
side_effect=fake_read_handle),
mock.patch.object(vmware_images, 'start_transfer')
) as (fake_http_write, fake_glance_read, fake_start_transfer):
self.conn.spawn(self.context, self.test_instance, self.image,
injected_files=injected_files,
admin_password=admin_password,
network_info=self.network_info,
block_device_info=block_device_info)
fake_start_transfer.assert_called_once_with(self.context,
read_file_handle, self.image['size'],
write_file_handle=write_file_handle)
def test_create_vm_with_config_drive_verify_method_invocation(self):
self.test_instance.config_drive = 'True'
self.mox.StubOutWithMock(vmops.VMwareVMOps, '_create_config_drive')
self.mox.StubOutWithMock(vmops.VMwareVMOps, '_attach_cdrom_to_vm')
self.conn._vmops._create_config_drive(self.test_instance,
mox.IgnoreArg(),
mox.IgnoreArg(),
mox.IgnoreArg(),
mox.IgnoreArg(),
mox.IgnoreArg(),
mox.IgnoreArg()
).AndReturn('[ds1] fake.iso')
self.conn._vmops._attach_cdrom_to_vm(mox.IgnoreArg(),
mox.IgnoreArg(),
mox.IgnoreArg(),
mox.IgnoreArg())
self.mox.ReplayAll()
# if spawn does not call the _create_config_drive or
# _attach_cdrom_to_vm call with the correct set of parameters
# then mox's VerifyAll will throw a Expected methods never called
# Exception
self._spawn_vm()
def test_create_vm_without_config_drive(self):
self.test_instance.config_drive = None
self.mox.StubOutWithMock(vmops.VMwareVMOps, '_create_config_drive')
self.mox.StubOutWithMock(vmops.VMwareVMOps, '_attach_cdrom_to_vm')
self.mox.ReplayAll()
# if spawn ends up calling _create_config_drive or
# _attach_cdrom_to_vm then mox will log a Unexpected method call
# exception
self._spawn_vm()
def test_create_vm_with_config_drive(self):
self.test_instance.config_drive = 'True'
self._spawn_vm()