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test_vmops.py
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test_vmops.py
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# Copyright 2013 OpenStack Foundation
# 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 contextlib
import copy
import mock
from oslo.vmware import exceptions as vexc
from nova.compute import power_state
from nova import context
from nova import db
from nova import exception
from nova.network import model as network_model
from nova import objects
from nova.openstack.common import units
from nova.openstack.common import uuidutils
from nova import test
from nova.tests import fake_instance
import nova.tests.image.fake
from nova.tests.virt.vmwareapi import fake as vmwareapi_fake
from nova.tests.virt.vmwareapi import stubs
from nova.virt.vmwareapi import constants
from nova.virt.vmwareapi import driver
from nova.virt.vmwareapi import ds_util
from nova.virt.vmwareapi import vim_util
from nova.virt.vmwareapi import vm_util
from nova.virt.vmwareapi import vmops
from nova.virt.vmwareapi import vmware_images
class VMwareVMOpsTestCase(test.NoDBTestCase):
def setUp(self):
super(VMwareVMOpsTestCase, self).setUp()
vmwareapi_fake.reset()
stubs.set_stubs(self.stubs)
self.flags(image_cache_subdirectory_name='vmware_base',
my_ip='',
flat_injected=True,
vnc_enabled=True)
self._context = context.RequestContext('fake_user', 'fake_project')
self._session = driver.VMwareAPISession()
self._virtapi = mock.Mock()
self._vmops = vmops.VMwareVCVMOps(self._session, self._virtapi, None)
self._image_id = nova.tests.image.fake.get_valid_image_id()
self._instance_values = {
'name': 'fake_name',
'uuid': 'fake_uuid',
'vcpus': 1,
'memory_mb': 512,
'image_ref': self._image_id,
'root_gb': 10,
'node': 'respool-1001(MyResPoolName)'
}
self._instance = fake_instance.fake_instance_obj(
self._context, **self._instance_values)
fake_ds_ref = vmwareapi_fake.ManagedObjectReference('fake-ds')
self._ds = ds_util.Datastore(
ref=fake_ds_ref, name='fake_ds',
capacity=10 * units.Gi,
freespace=10 * units.Gi)
self._dc_info = vmops.DcInfo(
ref='fake_dc_ref', name='fake_dc',
vmFolder='fake_vm_folder')
subnet_4 = network_model.Subnet(cidr='192.168.0.1/24',
dns=[network_model.IP('192.168.0.1')],
gateway=
network_model.IP('192.168.0.1'),
ips=[
network_model.IP('192.168.0.100')],
routes=None)
subnet_6 = network_model.Subnet(cidr='dead:beef::1/64',
dns=None,
gateway=
network_model.IP('dead:beef::1'),
ips=[network_model.IP(
'dead:beef::dcad:beff:feef:0')],
routes=None)
network = network_model.Network(id=0,
bridge='fa0',
label='fake',
subnets=[subnet_4, subnet_6],
vlan=None,
bridge_interface=None,
injected=True)
self._network_values = {
'id': None,
'address': 'DE:AD:BE:EF:00:00',
'network': network,
'type': None,
'devname': None,
'ovs_interfaceid': None,
'rxtx_cap': 3
}
self.network_info = network_model.NetworkInfo([
network_model.VIF(**self._network_values)
])
pure_IPv6_network = network_model.Network(id=0,
bridge='fa0',
label='fake',
subnets=[subnet_6],
vlan=None,
bridge_interface=None,
injected=True)
self.pure_IPv6_network_info = network_model.NetworkInfo([
network_model.VIF(id=None,
address='DE:AD:BE:EF:00:00',
network=pure_IPv6_network,
type=None,
devname=None,
ovs_interfaceid=None,
rxtx_cap=3)
])
def test_get_machine_id_str(self):
result = vmops.VMwareVMOps._get_machine_id_str(self.network_info)
self.assertEqual(result,
'DE:AD:BE:EF:00:00;192.168.0.100;255.255.255.0;'
'192.168.0.1;192.168.0.255;192.168.0.1#')
result = vmops.VMwareVMOps._get_machine_id_str(
self.pure_IPv6_network_info)
self.assertEqual('DE:AD:BE:EF:00:00;;;;;#', result)
def _setup_create_folder_mocks(self):
ops = vmops.VMwareVMOps(mock.Mock(), mock.Mock(), mock.Mock())
base_name = 'folder'
ds_name = "datastore"
ds_ref = mock.Mock()
ds_ref.value = 1
dc_ref = mock.Mock()
ops._datastore_dc_mapping[ds_ref.value] = vmops.DcInfo(
ref=dc_ref,
name='fake-name',
vmFolder='fake-folder')
path = ds_util.DatastorePath(ds_name, base_name)
ds_util.mkdir = mock.Mock()
return ds_name, ds_ref, ops, path, dc_ref
def test_create_folder_if_missing(self):
ds_name, ds_ref, ops, path, dc = self._setup_create_folder_mocks()
ops._create_folder_if_missing(ds_name, ds_ref, 'folder')
ds_util.mkdir.assert_called_with(ops._session, path, dc)
def test_create_folder_if_missing_exception(self):
ds_name, ds_ref, ops, path, dc = self._setup_create_folder_mocks()
ds_util.mkdir.side_effect = vexc.FileAlreadyExistsException()
ops._create_folder_if_missing(ds_name, ds_ref, 'folder')
ds_util.mkdir.assert_called_with(ops._session, path, dc)
@mock.patch.object(ds_util, 'file_exists', return_value=True)
def test_check_if_folder_file_exists_with_existing(self,
mock_exists):
ops = vmops.VMwareVMOps(mock.Mock(), mock.Mock(), mock.Mock())
ops._create_folder_if_missing = mock.Mock()
mock_ds_ref = mock.Mock()
ops._check_if_folder_file_exists(mock.Mock(), mock_ds_ref, "datastore",
"folder", "some_file")
ops._create_folder_if_missing.assert_called_once_with('datastore',
mock_ds_ref,
'vmware_base')
@mock.patch.object(ds_util, 'file_exists', return_value=False)
def test_check_if_folder_file_exists_no_existing(self, mock_exists):
ops = vmops.VMwareVMOps(mock.Mock(), mock.Mock(), mock.Mock())
ops._create_folder_if_missing = mock.Mock()
mock_ds_ref = mock.Mock()
ops._check_if_folder_file_exists(mock.Mock(), mock_ds_ref, "datastore",
"folder", "some_file")
ops._create_folder_if_missing.assert_called_once_with('datastore',
mock_ds_ref,
'vmware_base')
def test_get_valid_vms_from_retrieve_result(self):
ops = vmops.VMwareVMOps(mock.Mock(), mock.Mock(), mock.Mock())
fake_objects = vmwareapi_fake.FakeRetrieveResult()
fake_objects.add_object(vmwareapi_fake.VirtualMachine())
fake_objects.add_object(vmwareapi_fake.VirtualMachine())
fake_objects.add_object(vmwareapi_fake.VirtualMachine())
vms = ops._get_valid_vms_from_retrieve_result(fake_objects)
self.assertEqual(3, len(vms))
def test_get_valid_vms_from_retrieve_result_with_invalid(self):
ops = vmops.VMwareVMOps(mock.Mock(), mock.Mock(), mock.Mock())
fake_objects = vmwareapi_fake.FakeRetrieveResult()
fake_objects.add_object(vmwareapi_fake.VirtualMachine())
invalid_vm1 = vmwareapi_fake.VirtualMachine()
invalid_vm1.set('runtime.connectionState', 'orphaned')
invalid_vm2 = vmwareapi_fake.VirtualMachine()
invalid_vm2.set('runtime.connectionState', 'inaccessible')
fake_objects.add_object(invalid_vm1)
fake_objects.add_object(invalid_vm2)
vms = ops._get_valid_vms_from_retrieve_result(fake_objects)
self.assertEqual(1, len(vms))
def test_delete_vm_snapshot(self):
def fake_call_method(module, method, *args, **kwargs):
self.assertEqual('RemoveSnapshot_Task', method)
self.assertEqual(args[0], "fake_vm_snapshot")
self.assertEqual(kwargs['removeChildren'], False)
self.assertEqual(kwargs['consolidate'], True)
return 'fake_remove_snapshot_task'
with contextlib.nested(
mock.patch.object(self._session, '_wait_for_task'),
mock.patch.object(self._session, '_call_method', fake_call_method)
) as (_wait_for_task, _call_method):
self._vmops._delete_vm_snapshot(self._instance,
"fake_vm_ref", "fake_vm_snapshot")
_wait_for_task.assert_has_calls([
mock.call('fake_remove_snapshot_task')])
def test_create_vm_snapshot(self):
method_list = ['CreateSnapshot_Task', 'get_dynamic_property']
def fake_call_method(module, method, *args, **kwargs):
expected_method = method_list.pop(0)
self.assertEqual(expected_method, method)
if (expected_method == 'CreateSnapshot_Task'):
self.assertEqual(args[0], "fake_vm_ref")
self.assertEqual(kwargs['memory'], False)
self.assertEqual(kwargs['quiesce'], True)
return 'fake_snapshot_task'
elif (expected_method == 'get_dynamic_property'):
task_info = mock.Mock()
task_info.result = "fake_snapshot_ref"
self.assertEqual(('fake_snapshot_task', 'Task', 'info'), args)
return task_info
with contextlib.nested(
mock.patch.object(self._session, '_wait_for_task'),
mock.patch.object(self._session, '_call_method', fake_call_method)
) as (_wait_for_task, _call_method):
snap = self._vmops._create_vm_snapshot(self._instance,
"fake_vm_ref")
self.assertEqual("fake_snapshot_ref", snap)
_wait_for_task.assert_has_calls([
mock.call('fake_snapshot_task')])
def test_update_instance_progress(self):
instance = objects.Instance(context=mock.MagicMock(), uuid='fake-uuid')
with mock.patch.object(instance, 'save') as mock_save:
self._vmops._update_instance_progress(instance._context,
instance, 5, 10)
mock_save.assert_called_once_with()
self.assertEqual(50, instance.progress)
@mock.patch('nova.virt.vmwareapi.vm_util.get_vm_ref',
return_value='fake_ref')
def test_get_info(self, mock_get_vm_ref):
props = ['summary.config.numCpu', 'summary.config.memorySizeMB',
'runtime.powerState']
prop_cpu = vmwareapi_fake.Prop(props[0], 4)
prop_mem = vmwareapi_fake.Prop(props[1], 128)
prop_state = vmwareapi_fake.Prop(props[2], 'poweredOn')
prop_list = [prop_state, prop_mem, prop_cpu]
obj_content = vmwareapi_fake.ObjectContent(None, prop_list=prop_list)
result = vmwareapi_fake.FakeRetrieveResult()
result.add_object(obj_content)
mock_call_method = mock.Mock(return_value=result)
with mock.patch.object(self._session, '_call_method',
mock_call_method):
info = self._vmops.get_info(self._instance)
mock_call_method.assert_called_once_with(vim_util,
'get_object_properties', None, 'fake_ref', 'VirtualMachine',
props)
mock_get_vm_ref.assert_called_once_with(self._session,
self._instance)
self.assertEqual(power_state.RUNNING, info['state'])
self.assertEqual(128 * 1024, info['max_mem'])
self.assertEqual(128 * 1024, info['mem'])
self.assertEqual(4, info['num_cpu'])
self.assertEqual(0, info['cpu_time'])
def _test_get_datacenter_ref_and_name(self, ds_ref_exists=False):
instance_ds_ref = mock.Mock()
instance_ds_ref.value = "ds-1"
_vcvmops = vmops.VMwareVCVMOps(self._session, None, None)
if ds_ref_exists:
ds_ref = mock.Mock()
ds_ref.value = "ds-1"
else:
ds_ref = None
def fake_call_method(module, method, *args, **kwargs):
fake_object1 = vmwareapi_fake.FakeRetrieveResult()
fake_object1.add_object(vmwareapi_fake.Datacenter(
ds_ref=ds_ref))
if not ds_ref:
# Token is set for the fake_object1, so it will continue to
# fetch the next object.
setattr(fake_object1, 'token', 'token-0')
if method == "continue_to_get_objects":
fake_object2 = vmwareapi_fake.FakeRetrieveResult()
fake_object2.add_object(vmwareapi_fake.Datacenter())
return fake_object2
return fake_object1
with mock.patch.object(self._session, '_call_method',
side_effect=fake_call_method) as fake_call:
dc_info = _vcvmops.get_datacenter_ref_and_name(instance_ds_ref)
if ds_ref:
self.assertEqual(1, len(_vcvmops._datastore_dc_mapping))
fake_call.assert_called_once_with(vim_util, "get_objects",
"Datacenter", ["name", "datastore", "vmFolder"])
self.assertEqual("ha-datacenter", dc_info.name)
else:
calls = [mock.call(vim_util, "get_objects", "Datacenter",
["name", "datastore", "vmFolder"]),
mock.call(vim_util, "continue_to_get_objects",
"token-0")]
fake_call.assert_has_calls(calls)
self.assertIsNone(dc_info)
def test_get_datacenter_ref_and_name(self):
self._test_get_datacenter_ref_and_name(ds_ref_exists=True)
def test_get_datacenter_ref_and_name_with_no_datastore(self):
self._test_get_datacenter_ref_and_name()
def test_unrescue_power_on(self):
self._test_unrescue(True)
def test_unrescue_power_off(self):
self._test_unrescue(False)
def _test_unrescue(self, power_on):
self._vmops._volumeops = mock.Mock()
vm_rescue_ref = mock.Mock()
vm_ref = mock.Mock()
args_list = [(vm_ref, 'VirtualMachine',
'config.hardware.device'),
(vm_rescue_ref, 'VirtualMachine',
'config.hardware.device')]
def fake_call_method(module, method, *args, **kwargs):
expected_args = args_list.pop(0)
self.assertEqual('get_dynamic_property', method)
self.assertEqual(expected_args, args)
path = mock.Mock()
path_and_type = (path, mock.Mock(), mock.Mock())
r_instance = copy.deepcopy(self._instance)
with contextlib.nested(
mock.patch.object(vm_util, 'get_vmdk_path_and_adapter_type',
return_value=path_and_type),
mock.patch.object(vm_util, 'get_vmdk_volume_disk'),
mock.patch.object(vm_util, 'power_on_instance'),
mock.patch.object(vm_util, 'get_vm_ref', return_value=vm_ref),
mock.patch.object(vm_util, 'get_vm_ref_from_name',
return_value=vm_rescue_ref),
mock.patch.object(self._session, '_call_method',
fake_call_method),
mock.patch.object(vm_util, 'power_off_instance'),
mock.patch.object(self._vmops, '_destroy_instance'),
mock.patch.object(copy, 'deepcopy', return_value=r_instance)
) as (_get_vmdk_path_and_adapter_type, _get_vmdk_volume_disk,
_power_on_instance, _get_vm_ref, _get_vm_ref_from_name,
_call_method, _power_off, _destroy_instance, _deep_copy):
self._vmops.unrescue(self._instance, power_on=power_on)
_get_vmdk_path_and_adapter_type.assert_called_once_with(
None, uuid='fake_uuid')
_get_vmdk_volume_disk.assert_called_once_with(None, path=path)
if power_on:
_power_on_instance.assert_called_once_with(self._session,
self._instance,
vm_ref=vm_ref)
else:
self.assertFalse(_power_on_instance.called)
_get_vm_ref.assert_called_once_with(self._session,
self._instance)
_get_vm_ref_from_name.assert_called_once_with(self._session,
'fake_uuid-rescue')
_power_off.assert_called_once_with(self._session, r_instance,
vm_rescue_ref)
_destroy_instance.assert_called_once_with(r_instance,
instance_name='fake_uuid-rescue')
def _test_finish_migration(self, power_on=True, resize_instance=False):
"""Tests the finish_migration method on vmops."""
if resize_instance:
self._instance.system_metadata = {'old_instance_type_root_gb': '0'}
datastore = ds_util.Datastore(ref='fake-ref', name='fake')
dc_info = vmops.DcInfo(ref='fake_ref', name='fake',
vmFolder='fake_folder')
with contextlib.nested(
mock.patch.object(self._session, "_call_method",
return_value='fake-task'),
mock.patch.object(self._vmops, "_update_instance_progress"),
mock.patch.object(self._session, "_wait_for_task"),
mock.patch.object(vm_util, "get_vm_resize_spec",
return_value='fake-spec'),
mock.patch.object(ds_util, "get_datastore",
return_value=datastore),
mock.patch.object(self._vmops, 'get_datacenter_ref_and_name',
return_value=dc_info),
mock.patch.object(self._vmops, '_extend_virtual_disk'),
mock.patch.object(vm_util, "power_on_instance")
) as (fake_call_method, fake_update_instance_progress,
fake_wait_for_task, fake_vm_resize_spec,
fake_get_datastore, fake_get_datacenter_ref_and_name,
fake_extend_virtual_disk, fake_power_on):
self._vmops.finish_migration(context=self._context,
migration=None,
instance=self._instance,
disk_info=None,
network_info=None,
block_device_info=None,
resize_instance=resize_instance,
image_meta=None,
power_on=power_on)
if resize_instance:
fake_vm_resize_spec.assert_called_once_with(
self._session._get_vim().client.factory,
self._instance)
fake_call_method.assert_has_calls(mock.call(
self._session._get_vim(),
"ReconfigVM_Task",
'f',
spec='fake-spec'))
fake_wait_for_task.assert_called_once_with('fake-task')
fake_extend_virtual_disk.assert_called_once_with(
self._instance, self._instance['root_gb'] * units.Mi,
None, dc_info.ref)
else:
self.assertFalse(fake_vm_resize_spec.called)
self.assertFalse(fake_wait_for_task.called)
self.assertFalse(fake_extend_virtual_disk.called)
if power_on:
fake_power_on.assert_called_once_with(self._session,
self._instance,
vm_ref='f')
else:
self.assertFalse(fake_power_on.called)
fake_update_instance_progress.called_once_with(
self._context, self._instance, 4, vmops.RESIZE_TOTAL_STEPS)
def test_finish_migration_power_on(self):
self._test_finish_migration(power_on=True, resize_instance=False)
def test_finish_migration_power_off(self):
self._test_finish_migration(power_on=False, resize_instance=False)
def test_finish_migration_power_on_resize(self):
self._test_finish_migration(power_on=True, resize_instance=True)
@mock.patch.object(vm_util, 'associate_vmref_for_instance')
@mock.patch.object(vm_util, 'power_on_instance')
def _test_finish_revert_migration(self, fake_power_on,
fake_associate_vmref, power_on):
"""Tests the finish_revert_migration method on vmops."""
# setup the test instance in the database
self._vmops.finish_revert_migration(self._context,
instance=self._instance,
network_info=None,
block_device_info=None,
power_on=power_on)
fake_associate_vmref.assert_called_once_with(self._session,
self._instance,
suffix='-orig')
if power_on:
fake_power_on.assert_called_once_with(self._session,
self._instance)
else:
self.assertFalse(fake_power_on.called)
def test_finish_revert_migration_power_on(self):
self._test_finish_revert_migration(power_on=True)
def test_finish_revert_migration_power_off(self):
self._test_finish_revert_migration(power_on=False)
@mock.patch.object(vmops.VMwareVMOps, '_attach_cdrom_to_vm')
@mock.patch.object(vmops.VMwareVMOps, '_create_config_drive')
def test_configure_config_drive(self,
mock_create_config_drive,
mock_attach_cdrom_to_vm):
injected_files = mock.Mock()
admin_password = mock.Mock()
vm_ref = mock.Mock()
mock_create_config_drive.return_value = "fake_iso_path"
self._vmops._configure_config_drive(
self._instance, vm_ref, self._dc_info, self._ds,
injected_files, admin_password)
upload_iso_path = self._ds.build_path("fake_iso_path")
mock_create_config_drive.assert_called_once_with(self._instance,
injected_files, admin_password, self._ds.name,
self._dc_info.name, self._instance.uuid, "Fake-CookieJar")
mock_attach_cdrom_to_vm.assert_called_once_with(
vm_ref, self._instance, self._ds.ref, str(upload_iso_path))
@mock.patch.object(vmops.LOG, 'debug')
@mock.patch('nova.virt.vmwareapi.volumeops.VMwareVolumeOps'
'.attach_root_volume')
def test_spawn_mask_block_device_info_password(self,
mock_attach_root_volume,
mock_debug):
# Very simple test that just ensures block_device_info auth_password
# is masked when logged; the rest of the test just fails out early.
data = {'auth_password': 'scrubme'}
bdm = [{'connection_info': {'data': data}}]
bdi = {'block_device_mapping': bdm}
self.password_logged = False
# Tests that the parameters to the to_xml method are sanitized for
# passwords when logged.
def fake_debug(*args, **kwargs):
if 'auth_password' in args[0]:
self.password_logged = True
self.assertNotIn('scrubme', args[0])
mock_debug.side_effect = fake_debug
self.flags(flat_injected=False, vnc_enabled=False)
mock_attach_root_volume.side_effect = Exception
# Call spawn(). We don't care what it does as long as it generates
# the log message, which we check below.
try:
self._vmops.spawn(
self._context, self._instance, {},
injected_files=None, admin_password=None,
network_info=[], block_device_info=bdi
)
except Exception:
pass
# Check that the relevant log message was generated, and therefore
# that we checked it was scrubbed
self.assertTrue(self.password_logged)
def test_get_ds_browser(self):
cache = self._vmops._datastore_browser_mapping
ds_browser = mock.Mock()
moref = vmwareapi_fake.ManagedObjectReference('datastore-100')
self.assertIsNone(cache.get(moref.value))
mock_call_method = mock.Mock(return_value=ds_browser)
with mock.patch.object(self._session, '_call_method',
mock_call_method):
ret = self._vmops._get_ds_browser(moref)
mock_call_method.assert_called_once_with(vim_util,
'get_dynamic_property', moref, 'Datastore', 'browser')
self.assertIs(ds_browser, ret)
self.assertIs(ds_browser, cache.get(moref.value))
@mock.patch.object(
vmops.VMwareVMOps, '_sized_image_exists', return_value=False)
@mock.patch.object(vmops.VMwareVMOps, '_extend_virtual_disk')
@mock.patch.object(vm_util, 'copy_virtual_disk')
def _test_use_disk_image_as_linked_clone(self,
mock_copy_virtual_disk,
mock_extend_virtual_disk,
mock_sized_image_exists,
flavor_fits_image=False):
file_size = 10 * units.Gi if flavor_fits_image else 5 * units.Gi
image_info = vmware_images.VMwareImage(
image_id=self._image_id,
file_size=file_size,
linked_clone=False)
cache_root_folder = self._ds.build_path("vmware_base", self._image_id)
mock_imagecache = mock.Mock()
mock_imagecache.get_image_cache_folder.return_value = cache_root_folder
vi = vmops.VirtualMachineInstanceConfigInfo(
self._instance, "fake_uuid", image_info,
self._ds, self._dc_info, mock_imagecache)
sized_cached_image_ds_loc = cache_root_folder.join(
"%s.%s.vmdk" % (self._image_id, vi.root_gb))
copy_spec = None
self._vmops._volumeops = mock.Mock()
mock_attach_disk_to_vm = self._vmops._volumeops.attach_disk_to_vm
self._vmops._use_disk_image_as_linked_clone("fake_vm_ref", vi)
mock_copy_virtual_disk.assert_called_once_with(
self._session, self._dc_info.ref,
str(vi.cache_image_path),
str(sized_cached_image_ds_loc),
copy_spec)
if not flavor_fits_image:
mock_extend_virtual_disk.assert_called_once_with(
self._instance, vi.root_gb * units.Mi,
str(sized_cached_image_ds_loc),
self._dc_info.ref)
mock_attach_disk_to_vm.assert_called_once_with(
"fake_vm_ref", self._instance, vi.ii.adapter_type,
vi.ii.disk_type,
str(sized_cached_image_ds_loc),
vi.root_gb * units.Mi, False)
def test_use_disk_image_as_linked_clone(self):
self._test_use_disk_image_as_linked_clone()
def test_use_disk_image_as_linked_clone_flavor_fits_image(self):
self._test_use_disk_image_as_linked_clone(flavor_fits_image=True)
@mock.patch.object(vmops.VMwareVMOps, '_extend_virtual_disk')
@mock.patch.object(vm_util, 'copy_virtual_disk')
def _test_use_disk_image_as_full_clone(self,
mock_copy_virtual_disk,
mock_extend_virtual_disk,
flavor_fits_image=False):
file_size = 10 * units.Gi if flavor_fits_image else 5 * units.Gi
image_info = vmware_images.VMwareImage(
image_id=self._image_id,
file_size=file_size,
linked_clone=False)
cache_root_folder = self._ds.build_path("vmware_base", self._image_id)
mock_imagecache = mock.Mock()
mock_imagecache.get_image_cache_folder.return_value = cache_root_folder
vi = vmops.VirtualMachineInstanceConfigInfo(
self._instance, "fake_uuid", image_info,
self._ds, self._dc_info, mock_imagecache)
copy_spec = None
self._vmops._volumeops = mock.Mock()
mock_attach_disk_to_vm = self._vmops._volumeops.attach_disk_to_vm
self._vmops._use_disk_image_as_full_clone("fake_vm_ref", vi)
mock_copy_virtual_disk.assert_called_once_with(
self._session, self._dc_info.ref,
str(vi.cache_image_path),
'[fake_ds] fake_uuid/fake_uuid.vmdk', copy_spec)
if not flavor_fits_image:
mock_extend_virtual_disk.assert_called_once_with(
self._instance, vi.root_gb * units.Mi,
'[fake_ds] fake_uuid/fake_uuid.vmdk', self._dc_info.ref)
mock_attach_disk_to_vm.assert_called_once_with(
"fake_vm_ref", self._instance, vi.ii.adapter_type,
vi.ii.disk_type, '[fake_ds] fake_uuid/fake_uuid.vmdk',
vi.root_gb * units.Mi, False)
def test_use_disk_image_as_full_clone(self):
self._test_use_disk_image_as_full_clone()
def test_use_disk_image_as_full_clone_image_too_big(self):
self._test_use_disk_image_as_full_clone(flavor_fits_image=True)
@mock.patch.object(vmops.VMwareVMOps, '_attach_cdrom_to_vm')
@mock.patch.object(vm_util, 'create_virtual_disk')
def _test_use_iso_image(self,
mock_create_virtual_disk,
mock_attach_cdrom,
with_root_disk):
image_info = vmware_images.VMwareImage(
image_id=self._image_id,
file_size=10 * units.Mi,
linked_clone=True)
cache_root_folder = self._ds.build_path("vmware_base", self._image_id)
mock_imagecache = mock.Mock()
mock_imagecache.get_image_cache_folder.return_value = cache_root_folder
vi = vmops.VirtualMachineInstanceConfigInfo(
self._instance, "fake_uuid", image_info,
self._ds, self._dc_info, mock_imagecache)
self._vmops._volumeops = mock.Mock()
mock_attach_disk_to_vm = self._vmops._volumeops.attach_disk_to_vm
self._vmops._use_iso_image("fake_vm_ref", vi)
mock_attach_cdrom.assert_called_once_with(
"fake_vm_ref", self._instance, self._ds.ref,
str(vi.cache_image_path))
if with_root_disk:
mock_create_virtual_disk.assert_called_once_with(
self._session, self._dc_info.ref,
vi.ii.adapter_type, vi.ii.disk_type,
'[fake_ds] fake_uuid/fake_uuid.vmdk',
vi.root_gb * units.Mi)
linked_clone = False
mock_attach_disk_to_vm.assert_called_once_with(
"fake_vm_ref", self._instance,
vi.ii.adapter_type, vi.ii.disk_type,
'[fake_ds] fake_uuid/fake_uuid.vmdk',
vi.root_gb * units.Mi, linked_clone)
def test_use_iso_image_with_root_disk(self):
self._test_use_iso_image(with_root_disk=True)
def test_use_iso_image_without_root_disk(self):
self._test_use_iso_image(with_root_disk=False)
def _verify_spawn_method_calls(self, mock_call_method):
# TODO(vui): More explicit assertions of spawn() behavior
# are waiting on additional refactoring pertaining to image
# handling/manipulation. Till then, we continue to assert on the
# sequence of VIM operations invoked.
expected_methods = ['get_dynamic_property',
'SearchDatastore_Task',
'SearchDatastore_Task',
'CreateVirtualDisk_Task',
'DeleteDatastoreFile_Task',
'MoveDatastoreFile_Task',
'DeleteDatastoreFile_Task',
'SearchDatastore_Task',
'ExtendVirtualDisk_Task',
]
recorded_methods = [c[1][1] for c in mock_call_method.mock_calls]
self.assertEqual(expected_methods, recorded_methods)
@mock.patch('nova.virt.vmwareapi.ds_util.get_datastore')
@mock.patch(
'nova.virt.vmwareapi.vmops.VMwareVCVMOps.get_datacenter_ref_and_name')
@mock.patch('nova.virt.vmwareapi.vm_util.get_mo_id_from_instance',
return_value='fake_node_mo_id')
@mock.patch('nova.virt.vmwareapi.vm_util.get_res_pool_ref',
return_value='fake_rp_ref')
@mock.patch('nova.virt.vmwareapi.vif.get_vif_info',
return_value=[])
@mock.patch('nova.utils.is_neutron',
return_value=False)
@mock.patch('nova.virt.vmwareapi.vm_util.get_vm_create_spec',
return_value='fake_create_spec')
@mock.patch('nova.virt.vmwareapi.vm_util.create_vm',
return_value='fake_vm_ref')
@mock.patch('nova.virt.vmwareapi.ds_util.mkdir')
@mock.patch('nova.virt.vmwareapi.vmops.VMwareVMOps._set_machine_id')
@mock.patch('nova.virt.vmwareapi.vm_util.get_vnc_port', return_value=5900)
@mock.patch('nova.virt.vmwareapi.vmops.VMwareVMOps._set_vnc_config')
@mock.patch('nova.virt.vmwareapi.vm_util.power_on_instance')
@mock.patch('nova.virt.vmwareapi.vm_util.copy_virtual_disk')
# TODO(dims): Need to add tests for create_virtual_disk after the
# disk/image code in spawn gets refactored
def _test_spawn(self,
mock_copy_virtual_disk,
mock_power_on_instance,
mock_set_vnc_config,
mock_get_vnc_port,
mock_set_machine_id,
mock_mkdir,
mock_create_vm,
mock_get_create_spec,
mock_is_neutron,
mock_get_vif_info,
mock_get_res_pool_ref,
mock_get_mo_id_for_instance,
mock_get_datacenter_ref_and_name,
mock_get_datastore,
block_device_info=None,
power_on=True,
allocations=None):
self._vmops._volumeops = mock.Mock()
image = {
'id': 'fake-image-d',
'disk_format': 'vmdk',
'size': 1 * units.Gi,
}
network_info = mock.Mock()
mock_get_datastore.return_value = self._ds
mock_get_datacenter_ref_and_name.return_value = self._dc_info
mock_call_method = mock.Mock(return_value='fake_task')
with contextlib.nested(
mock.patch.object(self._session, '_wait_for_task'),
mock.patch.object(self._session, '_call_method',
mock_call_method),
mock.patch.object(uuidutils, 'generate_uuid',
return_value='tmp-uuid'),
mock.patch.object(vmware_images, 'fetch_image')
) as (_wait_for_task, _call_method, _generate_uuid, _fetch_image):
self._vmops.spawn(self._context, self._instance, image,
injected_files='fake_files',
admin_password='password',
network_info=network_info,
block_device_info=block_device_info,
power_on=power_on)
mock_is_neutron.assert_called_once_with()
expected_mkdir_calls = 2
if block_device_info and len(block_device_info.get(
'block_device_mapping', [])) > 0:
# if block_device_info contains key 'block_device_mapping'
# with any information, method mkdir wouldn't be called in
# method self._vmops.spawn()
expected_mkdir_calls = 0
self.assertEqual(expected_mkdir_calls, len(mock_mkdir.mock_calls))
mock_get_vnc_port.assert_called_once_with(self._session)
mock_get_mo_id_for_instance.assert_called_once_with(self._instance)
mock_get_res_pool_ref.assert_called_once_with(
self._session, None, 'fake_node_mo_id')
mock_get_vif_info.assert_called_once_with(
self._session, None, False,
constants.DEFAULT_VIF_MODEL, network_info)
if allocations is None:
allocations = {}
mock_get_create_spec.assert_called_once_with(
self._session._get_vim().client.factory,
self._instance,
'fake_uuid',
'fake_ds',
[],
'otherGuest',
allocations=allocations)
mock_create_vm.assert_called_once_with(
self._session,
self._instance,
'fake_vm_folder',
'fake_create_spec',
'fake_rp_ref')
mock_set_vnc_config.assert_called_once_with(
self._session._get_vim().client.factory,
self._instance,
5900)
mock_set_machine_id.assert_called_once_with(
self._session._get_vim().client.factory,
self._instance,
network_info)
if power_on:
mock_power_on_instance.assert_called_once_with(
self._session, self._instance, vm_ref='fake_vm_ref')
else:
self.assertFalse(mock_power_on_instance.called)
if block_device_info:
root_disk = block_device_info['block_device_mapping'][0]
mock_attach = self._vmops._volumeops.attach_root_volume
mock_attach.assert_called_once_with(
root_disk['connection_info'], self._instance, 'vda',
self._ds.ref)
self.assertFalse(_wait_for_task.called)
self.assertFalse(_fetch_image.called)
self.assertFalse(_call_method.called)
else:
upload_file_name = 'vmware_temp/tmp-uuid/%s/%s-flat.vmdk' % (
self._image_id, self._image_id)
_fetch_image.assert_called_once_with(
self._context,
self._instance,
self._session._host,
self._dc_info.name,
self._ds.name,
upload_file_name,
cookies='Fake-CookieJar')
self.assertTrue(len(_wait_for_task.mock_calls) > 0)
self._verify_spawn_method_calls(_call_method)
dc_ref = 'fake_dc_ref'
source_file = unicode('[fake_ds] vmware_base/%s/%s.vmdk' %
(self._image_id, self._image_id))
dest_file = unicode('[fake_ds] vmware_base/%s/%s.%d.vmdk' %
(self._image_id, self._image_id,
self._instance['root_gb']))
# TODO(dims): add more tests for copy_virtual_disk after
# the disk/image code in spawn gets refactored
mock_copy_virtual_disk.assert_called_with(self._session,
dc_ref,
source_file,
dest_file,
None)
@mock.patch.object(vmops.VMwareVCVMOps, 'get_copy_virtual_disk_spec',
return_value=None)
@mock.patch.object(ds_util, 'get_datastore')
@mock.patch.object(vmops.VMwareVCVMOps, 'get_datacenter_ref_and_name')
def _test_get_spawn_vm_config_info(self,
mock_get_datacenter_ref_and_name,
mock_get_datastore,
mock_get_copy_virtual_disk_spec,
image_size_bytes=0,
instance_name=None):
image_info = vmware_images.VMwareImage(
image_id=self._image_id,
file_size=image_size_bytes,
linked_clone=True)
mock_get_datastore.return_value = self._ds
mock_get_datacenter_ref_and_name.return_value = self._dc_info
vi = self._vmops._get_vm_config_info(
self._instance, image_info, instance_name=instance_name)
self.assertEqual(image_info, vi.ii)
self.assertEqual(self._ds, vi.datastore)
self.assertEqual(vi.root_gb, self._instance.root_gb)
self.assertEqual(vi.instance, self._instance)
if instance_name:
self.assertEqual(vi.instance_name, instance_name)
else:
self.assertEqual(vi.instance_name, self._instance['uuid'])
cache_image_path = '[%s] vmware_base/%s/%s.vmdk' % (
self._ds.name, self._image_id, self._image_id)
self.assertEqual(str(vi.cache_image_path), cache_image_path)
cache_image_folder = '[%s] vmware_base/%s' % (
self._ds.name, self._image_id)
self.assertEqual(str(vi.cache_image_folder), cache_image_folder)
def test_get_spawn_vm_config_info(self):
image_size = (self._instance.root_gb) * units.Gi / 2
self._test_get_spawn_vm_config_info(image_size_bytes=image_size)
def test_get_spawn_vm_config_info_image_too_big(self):
image_size = (self._instance.root_gb + 1) * units.Gi
self.assertRaises(exception.InstanceUnacceptable,
self._test_get_spawn_vm_config_info,
image_size_bytes=image_size)
def test_get_spawn_vm_config_info_with_instance_name(self):
image_size = (self._instance.root_gb) * units.Gi / 2
self._test_get_spawn_vm_config_info(
image_size_bytes=image_size,
instance_name="foo_instance_name")
def test_spawn(self):
self._test_spawn()
def test_spawn_no_power_on(self):
self._test_spawn(power_on=False)
def test_spawn_with_block_device_info(self):
block_device_info = {
'block_device_mapping': [{'connection_info': 'fake'}]
}
self._test_spawn(block_device_info=block_device_info)
def test_build_virtual_machine(self):
image_id = nova.tests.image.fake.get_valid_image_id()
image = vmware_images.VMwareImage(image_id=image_id)
vm_ref = self._vmops.build_virtual_machine(self._instance,
'fake-instance-name',
image, self._dc_info,
self._ds, self.network_info)
vm = vmwareapi_fake._get_object(vm_ref)
# Test basic VM parameters
self.assertEqual('fake-instance-name', vm.name)
# NOTE(mdbooth): The instanceUuid behaviour below is apparently
# deliberate.
self.assertEqual('fake-instance-name',
vm.get('summary.config.instanceUuid'))
self.assertEqual(self._instance_values['vcpus'],
vm.get('summary.config.numCpu'))
self.assertEqual(self._instance_values['memory_mb'],
vm.get('summary.config.memorySizeMB'))
# Test NSX config
for optval in vm.get('config.extraConfig').OptionValue:
if optval.key == 'nvp.vm-uuid':
self.assertEqual(self._instance_values['uuid'], optval.value)
break
else:
self.fail('nvp.vm-uuid not found in extraConfig')
# Test that the VM is associated with the specified datastore
datastores = vm.datastore.ManagedObjectReference
self.assertEqual(1, len(datastores))
datastore = vmwareapi_fake._get_object(datastores[0])
self.assertEqual(self._ds.name, datastore.get('summary.name'))
# Test that the VM's network is configured as specified
devices = vm.get('config.hardware.device').VirtualDevice
for device in devices:
if device.obj_name != 'ns0:VirtualE1000':
continue
self.assertEqual(self._network_values['address'],
device.macAddress)
break
else: