compute-hyperv/hyperv/tests/unit/test_vmops.py

1458 lines
68 KiB
Python

# Copyright 2014 IBM Corp.
#
# 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
from eventlet import timeout as etimeout
import mock
from nova.compute import vm_states
from nova import exception
from nova.objects import flavor as flavor_obj
from nova.tests.unit.objects import test_flavor
from nova.tests.unit.objects import test_virtual_interface
from nova.virt import hardware
from oslo_concurrency import processutils
from oslo_config import cfg
from oslo_utils import fileutils
from oslo_utils import units
from hyperv.nova import constants
from hyperv.nova import vmops
from hyperv.nova import vmutils
from hyperv.nova import volumeops
from hyperv.tests import fake_instance
from hyperv.tests.unit import test_base
CONF = cfg.CONF
class VMOpsTestCase(test_base.HyperVBaseTestCase):
"""Unit tests for the Hyper-V VMOps class."""
_FAKE_TIMEOUT = 2
FAKE_SIZE = 10
FAKE_DIR = 'fake_dir'
FAKE_ROOT_PATH = 'C:\\path\\to\\fake.%s'
FAKE_CONFIG_DRIVE_ISO = 'configdrive.iso'
FAKE_CONFIG_DRIVE_VHD = 'configdrive.vhd'
FAKE_UUID = '4f54fb69-d3a2-45b7-bb9b-b6e6b3d893b3'
FAKE_LOG = 'fake_log'
_WIN_VERSION_6_3 = '6.3.0'
_WIN_VERSION_6_4 = '6.4.0'
ISO9660 = 'iso9660'
_FAKE_CONFIGDRIVE_PATH = 'C:/fake_instance_dir/configdrive.vhd'
def setUp(self):
super(VMOpsTestCase, self).setUp()
self.context = 'fake-context'
self._vmops = vmops.VMOps()
self._vmops._vmutils = mock.MagicMock()
self._vmops._vhdutils = mock.MagicMock()
self._vmops._pathutils = mock.MagicMock()
self._vmops._hostutils = mock.MagicMock()
self._vmops._serial_console_ops = mock.MagicMock()
def test_get_vif_driver_cached(self):
self._vmops._vif_driver_cache = mock.MagicMock()
self._vmops._vif_driver_cache.get.return_value = mock.sentinel.VIF_DRV
self._vmops._get_vif_driver(mock.sentinel.VIF_TYPE)
self._vmops._vif_driver_cache.get.assert_called_with(
mock.sentinel.VIF_TYPE)
@mock.patch('hyperv.nova.vif.get_vif_driver')
def test_get_vif_driver_not_cached(self, mock_get_vif_driver):
mock_get_vif_driver.return_value = mock.sentinel.VIF_DRV
self._vmops._get_vif_driver(mock.sentinel.VIF_TYPE)
mock_get_vif_driver.assert_called_once_with(mock.sentinel.VIF_TYPE)
self.assertEqual(mock.sentinel.VIF_DRV,
self._vmops._vif_driver_cache[mock.sentinel.VIF_TYPE])
def test_list_instances(self):
mock_instance = mock.MagicMock()
self._vmops._vmutils.list_instances.return_value = [mock_instance]
response = self._vmops.list_instances()
self._vmops._vmutils.list_instances.assert_called_once_with()
self.assertEqual(response, [mock_instance])
def _test_get_info(self, vm_exists):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_info = mock.MagicMock(spec_set=dict)
fake_info = {'EnabledState': 2,
'MemoryUsage': mock.sentinel.FAKE_MEM_KB,
'NumberOfProcessors': mock.sentinel.FAKE_NUM_CPU,
'UpTime': mock.sentinel.FAKE_CPU_NS}
def getitem(key):
return fake_info[key]
mock_info.__getitem__.side_effect = getitem
expected = hardware.InstanceInfo(state=constants.HYPERV_POWER_STATE[2],
max_mem_kb=mock.sentinel.FAKE_MEM_KB,
mem_kb=mock.sentinel.FAKE_MEM_KB,
num_cpu=mock.sentinel.FAKE_NUM_CPU,
cpu_time_ns=mock.sentinel.FAKE_CPU_NS)
self._vmops._vmutils.vm_exists.return_value = vm_exists
self._vmops._vmutils.get_vm_summary_info.return_value = mock_info
if not vm_exists:
self.assertRaises(exception.InstanceNotFound,
self._vmops.get_info, mock_instance)
else:
response = self._vmops.get_info(mock_instance)
self._vmops._vmutils.vm_exists.assert_called_once_with(
mock_instance.name)
self._vmops._vmutils.get_vm_summary_info.assert_called_once_with(
mock_instance.name)
self.assertEqual(response, expected)
def test_get_info(self):
self._test_get_info(vm_exists=True)
def test_get_info_exception(self):
self._test_get_info(vm_exists=False)
def _prepare_create_root_vhd_mocks(self, use_cow_images, vhd_format,
vhd_size):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_instance.root_gb = self.FAKE_SIZE
self.flags(use_cow_images=use_cow_images)
self._vmops._vhdutils.get_vhd_info.return_value = {'MaxInternalSize':
vhd_size * units.Gi}
self._vmops._vhdutils.get_vhd_format.return_value = vhd_format
root_vhd_internal_size = mock_instance.root_gb * units.Gi
get_size = self._vmops._vhdutils.get_internal_vhd_size_by_file_size
get_size.return_value = root_vhd_internal_size
self._vmops._pathutils.exists.return_value = True
return mock_instance
@mock.patch('hyperv.nova.imagecache.ImageCache.get_cached_image')
def _test_create_root_vhd_exception(self, mock_get_cached_image,
vhd_format):
mock_instance = self._prepare_create_root_vhd_mocks(
use_cow_images=False, vhd_format=vhd_format,
vhd_size=(self.FAKE_SIZE + 1))
fake_vhd_path = self.FAKE_ROOT_PATH % vhd_format
mock_get_cached_image.return_value = fake_vhd_path
fake_root_path = self._vmops._pathutils.get_root_vhd_path.return_value
self.assertRaises(vmutils.VHDResizeException,
self._vmops._create_root_vhd, self.context,
mock_instance)
self.assertFalse(self._vmops._vhdutils.resize_vhd.called)
self._vmops._pathutils.exists.assert_called_once_with(
fake_root_path)
self._vmops._pathutils.remove.assert_called_once_with(
fake_root_path)
@mock.patch('hyperv.nova.imagecache.ImageCache.get_cached_image')
def _test_create_root_vhd_qcow(self, mock_get_cached_image, vhd_format):
mock_instance = self._prepare_create_root_vhd_mocks(
use_cow_images=True, vhd_format=vhd_format,
vhd_size=(self.FAKE_SIZE - 1))
fake_vhd_path = self.FAKE_ROOT_PATH % vhd_format
mock_get_cached_image.return_value = fake_vhd_path
fake_root_path = self._vmops._pathutils.get_root_vhd_path.return_value
root_vhd_internal_size = mock_instance.root_gb * units.Gi
get_size = self._vmops._vhdutils.get_internal_vhd_size_by_file_size
response = self._vmops._create_root_vhd(context=self.context,
instance=mock_instance)
self.assertEqual(fake_root_path, response)
self._vmops._pathutils.get_root_vhd_path.assert_called_with(
mock_instance.name, vhd_format, False)
differencing_vhd = self._vmops._vhdutils.create_differencing_vhd
differencing_vhd.assert_called_with(fake_root_path, fake_vhd_path)
self._vmops._vhdutils.get_vhd_info.assert_called_once_with(
fake_vhd_path)
if vhd_format is constants.DISK_FORMAT_VHD:
self.assertFalse(get_size.called)
self.assertFalse(self._vmops._vhdutils.resize_vhd.called)
else:
get_size.assert_called_once_with(fake_vhd_path,
root_vhd_internal_size)
self._vmops._vhdutils.resize_vhd.assert_called_once_with(
fake_root_path, root_vhd_internal_size, is_file_max_size=False)
@mock.patch('hyperv.nova.imagecache.ImageCache.get_cached_image')
def _test_create_root_vhd(self, mock_get_cached_image, vhd_format,
is_rescue_vhd=False):
mock_instance = self._prepare_create_root_vhd_mocks(
use_cow_images=False, vhd_format=vhd_format,
vhd_size=(self.FAKE_SIZE - 1))
fake_vhd_path = self.FAKE_ROOT_PATH % vhd_format
mock_get_cached_image.return_value = fake_vhd_path
rescue_image_id = (
mock.sentinel.rescue_image_id if is_rescue_vhd else None)
fake_root_path = self._vmops._pathutils.get_root_vhd_path.return_value
root_vhd_internal_size = mock_instance.root_gb * units.Gi
get_size = self._vmops._vhdutils.get_internal_vhd_size_by_file_size
response = self._vmops._create_root_vhd(
context=self.context,
instance=mock_instance,
rescue_image_id=rescue_image_id)
self.assertEqual(fake_root_path, response)
mock_get_cached_image.assert_called_once_with(self.context,
mock_instance,
rescue_image_id)
self._vmops._pathutils.get_root_vhd_path.assert_called_with(
mock_instance.name, vhd_format, is_rescue_vhd)
self._vmops._pathutils.copyfile.assert_called_once_with(
fake_vhd_path, fake_root_path)
get_size.assert_called_once_with(fake_vhd_path, root_vhd_internal_size)
if is_rescue_vhd:
self.assertFalse(self._vmops._vhdutils.resize_vhd.called)
else:
self._vmops._vhdutils.resize_vhd.assert_called_once_with(
fake_root_path, root_vhd_internal_size,
is_file_max_size=False)
def test_create_root_vhd(self):
self._test_create_root_vhd(vhd_format=constants.DISK_FORMAT_VHD)
def test_create_root_vhdx(self):
self._test_create_root_vhd(vhd_format=constants.DISK_FORMAT_VHDX)
def test_create_root_vhd_use_cow_images_true(self):
self._test_create_root_vhd_qcow(vhd_format=constants.DISK_FORMAT_VHD)
def test_create_root_vhdx_use_cow_images_true(self):
self._test_create_root_vhd_qcow(vhd_format=constants.DISK_FORMAT_VHDX)
def test_create_rescue_vhd(self):
self._test_create_root_vhd(vhd_format=constants.DISK_FORMAT_VHD,
is_rescue_vhd=True)
def test_create_root_vhdx_size_less_than_internal(self):
self._test_create_root_vhd_exception(
vhd_format=constants.DISK_FORMAT_VHD)
def test_is_resize_needed_exception(self):
inst = mock.MagicMock()
self.assertRaises(
vmutils.VHDResizeException, self._vmops._is_resize_needed,
mock.sentinel.FAKE_PATH, self.FAKE_SIZE, self.FAKE_SIZE - 1, inst)
def test_is_resize_needed_true(self):
inst = mock.MagicMock()
self.assertTrue(self._vmops._is_resize_needed(
mock.sentinel.FAKE_PATH, self.FAKE_SIZE, self.FAKE_SIZE + 1, inst))
def test_is_resize_needed_false(self):
inst = mock.MagicMock()
self.assertFalse(self._vmops._is_resize_needed(
mock.sentinel.FAKE_PATH, self.FAKE_SIZE, self.FAKE_SIZE, inst))
def test_create_ephemeral_vhd(self):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_instance.ephemeral_gb = self.FAKE_SIZE
best_supported = self._vmops._vhdutils.get_best_supported_vhd_format
best_supported.return_value = mock.sentinel.FAKE_FORMAT
self._vmops._pathutils.get_ephemeral_vhd_path.return_value = (
mock.sentinel.FAKE_PATH)
response = self._vmops.create_ephemeral_vhd(instance=mock_instance)
self._vmops._pathutils.get_ephemeral_vhd_path.assert_called_with(
mock_instance.name, mock.sentinel.FAKE_FORMAT)
self._vmops._vhdutils.create_dynamic_vhd.assert_called_with(
mock.sentinel.FAKE_PATH, mock_instance.ephemeral_gb * units.Gi,
mock.sentinel.FAKE_FORMAT)
self.assertEqual(mock.sentinel.FAKE_PATH, response)
@mock.patch('hyperv.nova.vmops.VMOps.destroy')
@mock.patch('hyperv.nova.vmops.VMOps.power_on')
@mock.patch('hyperv.nova.vmops.VMOps.attach_config_drive')
@mock.patch('hyperv.nova.vmops.VMOps._create_config_drive')
@mock.patch('nova.virt.configdrive.required_by')
@mock.patch('hyperv.nova.vmops.VMOps.create_instance')
@mock.patch('hyperv.nova.vmops.VMOps.get_image_vm_generation')
@mock.patch('hyperv.nova.vmops.VMOps.create_ephemeral_vhd')
@mock.patch('hyperv.nova.vmops.VMOps._create_root_vhd')
@mock.patch('hyperv.nova.volumeops.VolumeOps.'
'ebs_root_in_block_devices')
@mock.patch('hyperv.nova.vmops.VMOps._delete_disk_files')
@mock.patch('hyperv.nova.vif.get_vif_driver')
def _test_spawn(self, mock_get_vif_driver, mock_delete_disk_files,
mock_ebs_root_in_block_devices, mock_create_root_vhd,
mock_create_ephemeral_vhd, mock_get_image_vm_gen,
mock_create_instance, mock_configdrive_required,
mock_create_config_drive, mock_attach_config_drive,
mock_power_on, mock_destroy, exists, boot_from_volume,
configdrive_required, fail):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_image_meta = mock.MagicMock()
fake_root_path = mock_create_root_vhd.return_value
fake_root_path = None if boot_from_volume else fake_root_path
fake_ephemeral_path = mock_create_ephemeral_vhd.return_value
fake_vm_gen = mock_get_image_vm_gen.return_value
fake_config_drive_path = mock_create_config_drive.return_value
fake_network_info = {'id': mock.sentinel.ID,
'address': mock.sentinel.ADDRESS}
self._vmops._vmutils.vm_exists.return_value = exists
mock_ebs_root_in_block_devices.return_value = boot_from_volume
mock_create_root_vhd.return_value = fake_root_path
mock_configdrive_required.return_value = configdrive_required
mock_create_instance.side_effect = fail
if exists:
self.assertRaises(exception.InstanceExists, self._vmops.spawn,
self.context, mock_instance, mock_image_meta,
[mock.sentinel.FILE], mock.sentinel.PASSWORD,
mock.sentinel.INFO, mock.sentinel.DEV_INFO)
elif fail is vmutils.HyperVException:
self.assertRaises(vmutils.HyperVException, self._vmops.spawn,
self.context, mock_instance, mock_image_meta,
[mock.sentinel.FILE], mock.sentinel.PASSWORD,
mock.sentinel.INFO, mock.sentinel.DEV_INFO)
mock_destroy.assert_called_once_with(mock_instance)
else:
self._vmops.spawn(self.context, mock_instance, mock_image_meta,
[mock.sentinel.FILE], mock.sentinel.PASSWORD,
[fake_network_info], mock.sentinel.DEV_INFO)
self._vmops._vmutils.vm_exists.assert_called_once_with(
mock_instance.name)
mock_delete_disk_files.assert_called_once_with(
mock_instance.name)
mock_ebs_root_in_block_devices.assert_called_once_with(
mock.sentinel.DEV_INFO)
if not boot_from_volume:
mock_create_root_vhd.assert_called_once_with(self.context,
mock_instance)
mock_create_ephemeral_vhd.assert_called_once_with(mock_instance)
mock_get_image_vm_gen.assert_called_once_with(fake_root_path,
mock_image_meta)
mock_create_instance.assert_called_once_with(
mock_instance, [fake_network_info], mock.sentinel.DEV_INFO,
fake_root_path, fake_ephemeral_path, fake_vm_gen,
mock_image_meta)
mock_configdrive_required.assert_called_once_with(mock_instance)
if configdrive_required:
mock_create_config_drive.assert_called_once_with(
mock_instance, [mock.sentinel.FILE],
mock.sentinel.PASSWORD,
[fake_network_info])
mock_attach_config_drive.assert_called_once_with(
mock_instance, fake_config_drive_path, fake_vm_gen)
mock_power_on.assert_called_once_with(
mock_instance, network_info=[fake_network_info])
def test_spawn(self):
self._test_spawn(exists=False, boot_from_volume=False,
configdrive_required=True, fail=None)
def test_spawn_instance_exists(self):
self._test_spawn(exists=True, boot_from_volume=False,
configdrive_required=True, fail=None)
def test_spawn_create_instance_exception(self):
self._test_spawn(exists=False, boot_from_volume=False,
configdrive_required=True,
fail=vmutils.HyperVException)
def test_spawn_not_required(self):
self._test_spawn(exists=False, boot_from_volume=False,
configdrive_required=False, fail=None)
def test_spawn_root_in_block(self):
self._test_spawn(exists=False, boot_from_volume=True,
configdrive_required=False, fail=None)
def test_spawn_no_admin_permissions(self):
self._vmops._vmutils.check_admin_permissions.side_effect = (
vmutils.HyperVException)
self.assertRaises(vmutils.HyperVException,
self._vmops.spawn,
self.context, mock.DEFAULT, mock.DEFAULT,
[mock.sentinel.FILE], mock.sentinel.PASSWORD,
mock.sentinel.INFO, mock.sentinel.DEV_INFO)
@mock.patch('hyperv.nova.vif.get_vif_driver')
@mock.patch.object(vmops.VMOps, '_set_instance_disk_qos_specs')
@mock.patch.object(volumeops.VolumeOps, 'attach_volumes')
@mock.patch.object(vmops.VMOps, '_attach_drive')
@mock.patch.object(vmops.VMOps, '_get_image_serial_port_settings')
@mock.patch.object(vmops.VMOps, '_create_vm_com_port_pipes')
@mock.patch.object(vmops.VMOps, '_configure_remotefx')
def _test_create_instance(self, mock_configure_remotefx, mock_create_pipes,
mock_get_port_settings, mock_attach_drive,
mock_attach_volumes, mock_set_qos_specs,
mock_get_vif_driver,
fake_root_path, fake_ephemeral_path,
enable_instance_metrics,
vm_gen=constants.VM_GEN_1, remotefx=False):
mock_vif_driver = mock_get_vif_driver()
self.flags(enable_instance_metrics_collection=enable_instance_metrics,
group='hyperv')
fake_network_info = {'id': mock.sentinel.ID,
'address': mock.sentinel.ADDRESS}
mock_instance = fake_instance.fake_instance_obj(self.context)
instance_path = os.path.join(CONF.instances_path, mock_instance.name)
flavor = flavor_obj.Flavor(**test_flavor.fake_flavor)
if remotefx is True:
flavor.extra_specs['hyperv:remotefx'] = "1920x1200,2"
mock_instance.flavor = flavor
if remotefx is True and vm_gen == constants.VM_GEN_2:
self.assertRaises(vmutils.HyperVException,
self._vmops.create_instance,
instance=mock_instance,
network_info=[fake_network_info],
block_device_info=mock.sentinel.DEV_INFO,
root_vhd_path=fake_root_path,
eph_vhd_path=fake_ephemeral_path,
vm_gen=vm_gen,
image_meta=mock.sentinel.image_meta)
else:
self._vmops.create_instance(
instance=mock_instance,
network_info=[fake_network_info],
block_device_info=mock.sentinel.DEV_INFO,
root_vhd_path=fake_root_path,
eph_vhd_path=fake_ephemeral_path,
vm_gen=vm_gen,
image_meta=mock.sentinel.image_meta)
if remotefx is True:
mock_configure_remotefx.assert_called_once_with(
mock_instance,
flavor.extra_specs['hyperv:remotefx'])
self._vmops._vmutils.create_vm.assert_called_once_with(
mock_instance.name, mock_instance.memory_mb,
mock_instance.vcpus, CONF.hyperv.limit_cpu_features,
CONF.hyperv.dynamic_memory_ratio, vm_gen, instance_path,
[mock_instance.uuid])
expected = []
ctrl_type = vmops.VM_GENERATIONS_CONTROLLER_TYPES[vm_gen]
ctrl_disk_addr = 0
if fake_root_path:
expected.append(mock.call(mock_instance.name, fake_root_path,
0, ctrl_disk_addr, ctrl_type,
constants.DISK))
ctrl_disk_addr += 1
if fake_ephemeral_path:
expected.append(mock.call(mock_instance.name,
fake_ephemeral_path, 0,
ctrl_disk_addr,
ctrl_type, constants.DISK))
mock_attach_drive.has_calls(expected)
mock_create_scsi_ctrl = self._vmops._vmutils.create_scsi_controller
mock_create_scsi_ctrl.assert_called_once_with(mock_instance.name)
ebs_root = (
vm_gen is not constants.VM_GEN_2 and fake_root_path is None)
mock_attach_volumes.assert_called_once_with(mock.sentinel.DEV_INFO,
mock_instance.name,
ebs_root)
mock_get_port_settings.assert_called_with(mock.sentinel.image_meta)
mock_create_pipes.assert_called_once_with(
mock_instance, mock_get_port_settings.return_value)
self._vmops._vmutils.create_nic.assert_called_once_with(
mock_instance.name, mock.sentinel.ID, mock.sentinel.ADDRESS)
mock_vif_driver.plug.assert_called_once_with(mock_instance,
fake_network_info)
mock_enable = self._vmops._vmutils.enable_vm_metrics_collection
if enable_instance_metrics:
mock_enable.assert_called_once_with(mock_instance.name)
mock_set_qos_specs.assert_called_once_with(mock_instance)
def test_create_instance(self):
fake_ephemeral_path = mock.sentinel.FAKE_EPHEMERAL_PATH
self._test_create_instance(fake_root_path=mock.sentinel.FAKE_ROOT_PATH,
fake_ephemeral_path=fake_ephemeral_path,
enable_instance_metrics=True)
def test_create_instance_no_root_path(self):
fake_ephemeral_path = mock.sentinel.FAKE_EPHEMERAL_PATH
self._test_create_instance(fake_root_path=None,
fake_ephemeral_path=fake_ephemeral_path,
enable_instance_metrics=True)
def test_create_instance_no_ephemeral_path(self):
self._test_create_instance(fake_root_path=mock.sentinel.FAKE_ROOT_PATH,
fake_ephemeral_path=None,
enable_instance_metrics=True)
def test_create_instance_no_path(self):
self._test_create_instance(fake_root_path=None,
fake_ephemeral_path=None,
enable_instance_metrics=False)
def test_create_instance_enable_instance_metrics_false(self):
fake_ephemeral_path = mock.sentinel.FAKE_EPHEMERAL_PATH
self._test_create_instance(fake_root_path=mock.sentinel.FAKE_ROOT_PATH,
fake_ephemeral_path=fake_ephemeral_path,
enable_instance_metrics=False)
def test_create_instance_gen2(self):
self._test_create_instance(fake_root_path=None,
fake_ephemeral_path=None,
enable_instance_metrics=False,
vm_gen=constants.VM_GEN_2)
def test_create_instance_with_remote_fx(self):
self._test_create_instance(fake_root_path=None,
fake_ephemeral_path=None,
enable_instance_metrics=False,
vm_gen=constants.VM_GEN_1,
remotefx=True)
def test_create_instance_with_remote_fx_gen2(self):
self._test_create_instance(fake_root_path=None,
fake_ephemeral_path=None,
enable_instance_metrics=False,
vm_gen=constants.VM_GEN_2,
remotefx=True)
def test_attach_drive_vm_to_scsi(self):
self._vmops._attach_drive(
mock.sentinel.FAKE_VM_NAME, mock.sentinel.FAKE_PATH,
mock.sentinel.FAKE_DRIVE_ADDR, mock.sentinel.FAKE_CTRL_DISK_ADDR,
constants.CTRL_TYPE_SCSI)
self._vmops._vmutils.attach_scsi_drive.assert_called_once_with(
mock.sentinel.FAKE_VM_NAME, mock.sentinel.FAKE_PATH,
constants.DISK)
def test_attach_drive_vm_to_ide(self):
self._vmops._attach_drive(
mock.sentinel.FAKE_VM_NAME, mock.sentinel.FAKE_PATH,
mock.sentinel.FAKE_DRIVE_ADDR, mock.sentinel.FAKE_CTRL_DISK_ADDR,
constants.CTRL_TYPE_IDE)
self._vmops._vmutils.attach_ide_drive.assert_called_once_with(
mock.sentinel.FAKE_VM_NAME, mock.sentinel.FAKE_PATH,
mock.sentinel.FAKE_DRIVE_ADDR, mock.sentinel.FAKE_CTRL_DISK_ADDR,
constants.DISK)
def _check_get_image_vm_gen_except(self, image_prop):
image_meta = {"properties": {constants.IMAGE_PROP_VM_GEN: image_prop}}
self._vmops._hostutils.get_supported_vm_types.return_value = [
constants.IMAGE_PROP_VM_GEN_1, constants.IMAGE_PROP_VM_GEN_2]
self.assertRaises(vmutils.HyperVException,
self._vmops.get_image_vm_generation,
mock.sentinel.FAKE_PATH,
image_meta)
def test_get_image_vm_generation_default(self):
image_meta = {"properties": {}}
self._vmops._hostutils.get_default_vm_generation.return_value = (
constants.IMAGE_PROP_VM_GEN_1)
self._vmops._hostutils.get_supported_vm_types.return_value = [
constants.IMAGE_PROP_VM_GEN_1, constants.IMAGE_PROP_VM_GEN_2]
response = self._vmops.get_image_vm_generation(mock.sentinel.FAKE_PATH,
image_meta)
self.assertEqual(constants.VM_GEN_1, response)
def test_get_image_vm_generation_gen2(self):
image_meta = {"properties": {
constants.IMAGE_PROP_VM_GEN: constants.IMAGE_PROP_VM_GEN_2}}
self._vmops._hostutils.get_supported_vm_types.return_value = [
constants.IMAGE_PROP_VM_GEN_1, constants.IMAGE_PROP_VM_GEN_2]
self._vmops._vhdutils.get_vhd_format.return_value = (
constants.DISK_FORMAT_VHDX)
response = self._vmops.get_image_vm_generation(mock.sentinel.FAKE_PATH,
image_meta)
self.assertEqual(constants.VM_GEN_2, response)
def test_get_image_vm_generation_bad_prop(self):
self._check_get_image_vm_gen_except(mock.sentinel.FAKE_IMAGE_PROP)
def test_get_image_vm_generation_not_vhdx(self):
self._vmops._vhdutils.get_vhd_format.return_value = (
constants.DISK_FORMAT_VHD)
self._check_get_image_vm_gen_except(constants.IMAGE_PROP_VM_GEN_2)
@mock.patch('nova.api.metadata.base.InstanceMetadata')
@mock.patch('nova.virt.configdrive.ConfigDriveBuilder')
@mock.patch('nova.utils.execute')
def _test_create_config_drive(self, mock_execute, mock_ConfigDriveBuilder,
mock_InstanceMetadata, config_drive_format,
config_drive_cdrom, side_effect,
rescue=False):
mock_instance = fake_instance.fake_instance_obj(self.context)
self.flags(config_drive_format=config_drive_format)
self.flags(config_drive_cdrom=config_drive_cdrom, group='hyperv')
self.flags(config_drive_inject_password=True, group='hyperv')
mock_ConfigDriveBuilder().__enter__().make_drive.side_effect = [
side_effect]
path_iso = os.path.join(self.FAKE_DIR, self.FAKE_CONFIG_DRIVE_ISO)
path_vhd = os.path.join(self.FAKE_DIR, self.FAKE_CONFIG_DRIVE_VHD)
def fake_get_configdrive_path(instance_name, disk_format,
rescue=False):
return (path_iso
if disk_format == constants.DVD_FORMAT else path_vhd)
mock_get_configdrive_path = self._vmops._pathutils.get_configdrive_path
mock_get_configdrive_path.side_effect = fake_get_configdrive_path
expected_get_configdrive_path_calls = [mock.call(mock_instance.name,
constants.DVD_FORMAT,
rescue=rescue)]
if not config_drive_cdrom:
expected_call = mock.call(mock_instance.name,
constants.DISK_FORMAT_VHD,
rescue=rescue)
expected_get_configdrive_path_calls.append(expected_call)
if config_drive_format != self.ISO9660:
self.assertRaises(vmutils.UnsupportedConfigDriveFormatException,
self._vmops._create_config_drive,
mock_instance, [mock.sentinel.FILE],
mock.sentinel.PASSWORD,
mock.sentinel.NET_INFO,
rescue)
elif side_effect is processutils.ProcessExecutionError:
self.assertRaises(processutils.ProcessExecutionError,
self._vmops._create_config_drive,
mock_instance, [mock.sentinel.FILE],
mock.sentinel.PASSWORD,
mock.sentinel.NET_INFO,
rescue)
else:
path = self._vmops._create_config_drive(mock_instance,
[mock.sentinel.FILE],
mock.sentinel.PASSWORD,
mock.sentinel.NET_INFO,
rescue)
mock_InstanceMetadata.assert_called_once_with(
mock_instance, content=[mock.sentinel.FILE],
extra_md={'admin_pass': mock.sentinel.PASSWORD},
network_info=mock.sentinel.NET_INFO)
mock_get_configdrive_path.assert_has_calls(
expected_get_configdrive_path_calls)
mock_ConfigDriveBuilder.assert_called_with(
instance_md=mock_InstanceMetadata())
mock_make_drive = mock_ConfigDriveBuilder().__enter__().make_drive
mock_make_drive.assert_called_once_with(path_iso)
if not CONF.hyperv.config_drive_cdrom:
expected = path_vhd
mock_execute.assert_called_once_with(
CONF.hyperv.qemu_img_cmd,
'convert', '-f', 'raw', '-O', 'vpc',
path_iso, path_vhd, attempts=1)
self._vmops._pathutils.remove.assert_called_once_with(
os.path.join(self.FAKE_DIR, self.FAKE_CONFIG_DRIVE_ISO))
else:
expected = path_iso
self.assertEqual(expected, path)
def test_create_config_drive_cdrom(self):
self._test_create_config_drive(config_drive_format=self.ISO9660,
config_drive_cdrom=True,
side_effect=None)
def test_create_config_drive_vhd(self):
self._test_create_config_drive(config_drive_format=self.ISO9660,
config_drive_cdrom=False,
side_effect=None)
def test_create_rescue_config_drive_vhd(self):
self._test_create_config_drive(config_drive_format=self.ISO9660,
config_drive_cdrom=False,
side_effect=None,
rescue=True)
def test_create_config_drive_other_drive_format(self):
self._test_create_config_drive(config_drive_format=mock.sentinel.OTHER,
config_drive_cdrom=False,
side_effect=None)
def test_create_config_drive_execution_error(self):
self._test_create_config_drive(
config_drive_format=self.ISO9660,
config_drive_cdrom=False,
side_effect=processutils.ProcessExecutionError)
def test_attach_config_drive_exception(self):
instance = fake_instance.fake_instance_obj(self.context)
self.assertRaises(exception.InvalidDiskFormat,
self._vmops.attach_config_drive,
instance, 'C:/fake_instance_dir/configdrive.xxx',
constants.VM_GEN_1)
@mock.patch.object(vmops.VMOps, '_attach_drive')
def test_attach_config_drive(self, mock_attach_drive):
instance = fake_instance.fake_instance_obj(self.context)
self._vmops.attach_config_drive(instance,
self._FAKE_CONFIGDRIVE_PATH,
constants.VM_GEN_1)
mock_attach_drive.assert_called_once_with(
instance.name, self._FAKE_CONFIGDRIVE_PATH,
1, 0, constants.CTRL_TYPE_IDE, constants.DISK)
@mock.patch.object(vmops.VMOps, '_attach_drive')
def test_attach_config_drive_gen2(self, mock_attach_drive):
instance = fake_instance.fake_instance_obj(self.context)
self._vmops.attach_config_drive(instance,
self._FAKE_CONFIGDRIVE_PATH,
constants.VM_GEN_2)
mock_attach_drive.assert_called_once_with(
instance.name, self._FAKE_CONFIGDRIVE_PATH,
1, 0, constants.CTRL_TYPE_SCSI, constants.DISK)
def test_detach_config_drive(self):
is_rescue_configdrive = True
mock_lookup_configdrive = (
self._vmops._pathutils.lookup_configdrive_path)
mock_lookup_configdrive.return_value = mock.sentinel.configdrive_path
self._vmops._detach_config_drive(mock.sentinel.instance_name,
rescue=is_rescue_configdrive,
delete=True)
mock_lookup_configdrive.assert_called_once_with(
mock.sentinel.instance_name,
rescue=is_rescue_configdrive)
self._vmops._vmutils.detach_vm_disk.assert_called_once_with(
mock.sentinel.instance_name, mock.sentinel.configdrive_path,
is_physical=False)
self._vmops._pathutils.remove.assert_called_once_with(
mock.sentinel.configdrive_path)
def test_delete_disk_files(self):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops._delete_disk_files(mock_instance.name)
self._vmops._pathutils.get_instance_dir.assert_called_once_with(
mock_instance.name, create_dir=False, remove_dir=True)
@mock.patch('hyperv.nova.volumeops.VolumeOps.disconnect_volumes')
@mock.patch('hyperv.nova.vmops.VMOps._delete_disk_files')
@mock.patch('hyperv.nova.vmops.VMOps.power_off')
def test_destroy(self, mock_power_off, mock_delete_disk_files,
mock_disconnect_volumes):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops._vmutils.vm_exists.return_value = True
self._vmops.destroy(instance=mock_instance,
block_device_info=mock.sentinel.FAKE_BD_INFO)
self._vmops._vmutils.vm_exists.assert_called_with(
mock_instance.name)
mock_power_off.assert_called_once_with(mock_instance)
self._vmops._vmutils.destroy_vm.assert_called_once_with(
mock_instance.name)
mock_disconnect_volumes.assert_called_once_with(
mock.sentinel.FAKE_BD_INFO)
mock_delete_disk_files.assert_called_once_with(
mock_instance.name)
def test_destroy_inexistent_instance(self):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops._vmutils.vm_exists.return_value = False
self._vmops.destroy(instance=mock_instance)
self.assertFalse(self._vmops._vmutils.destroy_vm.called)
@mock.patch('hyperv.nova.vmops.VMOps.power_off')
def test_destroy_exception(self, mock_power_off):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops._vmutils.destroy_vm.side_effect = vmutils.HyperVException
self._vmops._vmutils.vm_exists.return_value = True
self.assertRaises(vmutils.HyperVException,
self._vmops.destroy, mock_instance)
def test_reboot_hard(self):
self._test_reboot(vmops.REBOOT_TYPE_HARD,
constants.HYPERV_VM_STATE_REBOOT)
@mock.patch("hyperv.nova.vmops.VMOps._soft_shutdown")
def test_reboot_soft(self, mock_soft_shutdown):
mock_soft_shutdown.return_value = True
self._test_reboot(vmops.REBOOT_TYPE_SOFT,
constants.HYPERV_VM_STATE_ENABLED)
@mock.patch("hyperv.nova.vmops.VMOps._soft_shutdown")
def test_reboot_soft_failed(self, mock_soft_shutdown):
mock_soft_shutdown.return_value = False
self._test_reboot(vmops.REBOOT_TYPE_SOFT,
constants.HYPERV_VM_STATE_REBOOT)
@mock.patch("hyperv.nova.vmops.VMOps.power_on")
@mock.patch("hyperv.nova.vmops.VMOps._soft_shutdown")
def test_reboot_soft_exception(self, mock_soft_shutdown, mock_power_on):
mock_soft_shutdown.return_value = True
mock_power_on.side_effect = vmutils.HyperVException("Expected failure")
instance = fake_instance.fake_instance_obj(self.context)
self.assertRaises(vmutils.HyperVException, self._vmops.reboot,
instance, {}, vmops.REBOOT_TYPE_SOFT)
mock_soft_shutdown.assert_called_once_with(instance)
mock_power_on.assert_called_once_with(instance, network_info={})
def _test_reboot(self, reboot_type, vm_state):
instance = fake_instance.fake_instance_obj(self.context)
with mock.patch.object(self._vmops, '_set_vm_state') as mock_set_state:
self._vmops.reboot(instance, {}, reboot_type)
mock_set_state.assert_called_once_with(instance, vm_state)
@mock.patch("hyperv.nova.vmops.VMOps._wait_for_power_off")
def test_soft_shutdown(self, mock_wait_for_power_off):
instance = fake_instance.fake_instance_obj(self.context)
mock_wait_for_power_off.return_value = True
result = self._vmops._soft_shutdown(instance, self._FAKE_TIMEOUT)
mock_shutdown_vm = self._vmops._vmutils.soft_shutdown_vm
mock_shutdown_vm.assert_called_once_with(instance.name)
mock_wait_for_power_off.assert_called_once_with(
instance.name, self._FAKE_TIMEOUT)
self.assertTrue(result)
@mock.patch("time.sleep")
def test_soft_shutdown_failed(self, mock_sleep):
instance = fake_instance.fake_instance_obj(self.context)
mock_shutdown_vm = self._vmops._vmutils.soft_shutdown_vm
mock_shutdown_vm.side_effect = vmutils.HyperVException(
"Expected failure.")
result = self._vmops._soft_shutdown(instance, self._FAKE_TIMEOUT)
mock_shutdown_vm.assert_called_once_with(instance.name)
self.assertFalse(result)
@mock.patch("hyperv.nova.vmops.VMOps._wait_for_power_off")
def test_soft_shutdown_wait(self, mock_wait_for_power_off):
instance = fake_instance.fake_instance_obj(self.context)
mock_wait_for_power_off.side_effect = [False, True]
result = self._vmops._soft_shutdown(instance, self._FAKE_TIMEOUT, 1)
calls = [mock.call(instance.name, 1),
mock.call(instance.name, self._FAKE_TIMEOUT - 1)]
mock_shutdown_vm = self._vmops._vmutils.soft_shutdown_vm
mock_shutdown_vm.assert_called_with(instance.name)
mock_wait_for_power_off.assert_has_calls(calls)
self.assertTrue(result)
@mock.patch("hyperv.nova.vmops.VMOps._wait_for_power_off")
def test_soft_shutdown_wait_timeout(self, mock_wait_for_power_off):
instance = fake_instance.fake_instance_obj(self.context)
mock_wait_for_power_off.return_value = False
result = self._vmops._soft_shutdown(instance, self._FAKE_TIMEOUT, 1.5)
calls = [mock.call(instance.name, 1.5),
mock.call(instance.name, self._FAKE_TIMEOUT - 1.5)]
mock_shutdown_vm = self._vmops._vmutils.soft_shutdown_vm
mock_shutdown_vm.assert_called_with(instance.name)
mock_wait_for_power_off.assert_has_calls(calls)
self.assertFalse(result)
@mock.patch('hyperv.nova.vmops.VMOps._set_vm_state')
def test_pause(self, mock_set_vm_state):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops.pause(instance=mock_instance)
mock_set_vm_state.assert_called_once_with(
mock_instance, constants.HYPERV_VM_STATE_PAUSED)
@mock.patch('hyperv.nova.vmops.VMOps._set_vm_state')
def test_unpause(self, mock_set_vm_state):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops.unpause(instance=mock_instance)
mock_set_vm_state.assert_called_once_with(
mock_instance, constants.HYPERV_VM_STATE_ENABLED)
@mock.patch('hyperv.nova.vmops.VMOps._set_vm_state')
def test_suspend(self, mock_set_vm_state):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops.suspend(instance=mock_instance)
mock_set_vm_state.assert_called_once_with(
mock_instance, constants.HYPERV_VM_STATE_SUSPENDED)
@mock.patch('hyperv.nova.vmops.VMOps._set_vm_state')
def test_resume(self, mock_set_vm_state):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops.resume(instance=mock_instance)
mock_set_vm_state.assert_called_once_with(
mock_instance, constants.HYPERV_VM_STATE_ENABLED)
def _test_power_off(self, timeout):
instance = fake_instance.fake_instance_obj(self.context)
with mock.patch.object(self._vmops, '_set_vm_state') as mock_set_state:
self._vmops.power_off(instance, timeout)
serialops = self._vmops._serial_console_ops
serialops.stop_console_handler.assert_called_once_with(
instance.name)
mock_set_state.assert_called_once_with(
instance, constants.HYPERV_VM_STATE_DISABLED)
def test_power_off_hard(self):
self._test_power_off(timeout=0)
@mock.patch("hyperv.nova.vmops.VMOps._soft_shutdown")
def test_power_off_exception(self, mock_soft_shutdown):
mock_soft_shutdown.return_value = False
self._test_power_off(timeout=1)
@mock.patch("hyperv.nova.vmops.VMOps._set_vm_state")
@mock.patch("hyperv.nova.vmops.VMOps._soft_shutdown")
def test_power_off_soft(self, mock_soft_shutdown, mock_set_state):
instance = fake_instance.fake_instance_obj(self.context)
mock_soft_shutdown.return_value = True
self._vmops.power_off(instance, 1, 0)
mock_soft_shutdown.assert_called_once_with(
instance, 1, vmops.SHUTDOWN_TIME_INCREMENT)
self.assertFalse(mock_set_state.called)
@mock.patch('hyperv.nova.vmops.VMOps._set_vm_state')
def test_power_on(self, mock_set_vm_state):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops.power_on(mock_instance)
mock_set_vm_state.assert_called_once_with(
mock_instance, constants.HYPERV_VM_STATE_ENABLED)
@mock.patch('hyperv.nova.volumeops.VolumeOps'
'.fix_instance_volume_disk_paths')
@mock.patch('hyperv.nova.vmops.VMOps._set_vm_state')
def test_power_on_having_block_devices(self, mock_set_vm_state,
mock_fix_instance_vol_paths):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops.power_on(mock_instance, mock.sentinel.block_device_info)
mock_fix_instance_vol_paths.assert_called_once_with(
mock_instance.name, mock.sentinel.block_device_info)
mock_set_vm_state.assert_called_once_with(
mock_instance, constants.HYPERV_VM_STATE_ENABLED)
@mock.patch.object(vmops.VMOps, '_get_vif_driver')
def test_power_on_with_network_info(self, mock_get_vif_driver):
mock_instance = fake_instance.fake_instance_obj(self.context)
fake_vif1 = {'id': mock.sentinel.ID1,
'type': mock.sentinel.vif_type1}
fake_vif2 = {'id': mock.sentinel.ID2,
'type': mock.sentinel.vif_type2}
mock_network_info = [fake_vif1, fake_vif2]
fake_vif_driver = mock.MagicMock()
mock_get_vif_driver.return_value = fake_vif_driver
calls = [mock.call(mock_instance, fake_vif1),
mock.call(mock_instance, fake_vif2)]
self._vmops.power_on(mock_instance, network_info=mock_network_info)
fake_vif_driver.post_start.assert_has_calls(calls)
def _test_set_vm_state(self, state):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops._set_vm_state(mock_instance, state)
self._vmops._vmutils.set_vm_state.assert_called_once_with(
mock_instance.name, state)
def test_set_vm_state_disabled(self):
self._test_set_vm_state(state=constants.HYPERV_VM_STATE_DISABLED)
def test_set_vm_state_enabled(self):
self._test_set_vm_state(state=constants.HYPERV_VM_STATE_ENABLED)
def test_set_vm_state_reboot(self):
self._test_set_vm_state(state=constants.HYPERV_VM_STATE_REBOOT)
def test_set_vm_state_exception(self):
mock_instance = fake_instance.fake_instance_obj(self.context)
self._vmops._vmutils.set_vm_state.side_effect = vmutils.HyperVException
self.assertRaises(vmutils.HyperVException, self._vmops._set_vm_state,
mock_instance, mock.sentinel.STATE)
def test_get_vm_state(self):
summary_info = {'EnabledState': constants.HYPERV_VM_STATE_DISABLED}
with mock.patch.object(self._vmops._vmutils,
'get_vm_summary_info') as mock_get_summary_info:
mock_get_summary_info.return_value = summary_info
response = self._vmops._get_vm_state(mock.sentinel.FAKE_VM_NAME)
self.assertEqual(response, constants.HYPERV_VM_STATE_DISABLED)
@mock.patch.object(vmops.VMOps, '_get_vm_state')
def test_wait_for_power_off_true(self, mock_get_state):
mock_get_state.return_value = constants.HYPERV_VM_STATE_DISABLED
result = self._vmops._wait_for_power_off(
mock.sentinel.FAKE_VM_NAME, vmops.SHUTDOWN_TIME_INCREMENT)
mock_get_state.assert_called_with(mock.sentinel.FAKE_VM_NAME)
self.assertTrue(result)
@mock.patch.object(vmops.etimeout, "with_timeout")
def test_wait_for_power_off_false(self, mock_with_timeout):
mock_with_timeout.side_effect = etimeout.Timeout()
result = self._vmops._wait_for_power_off(
mock.sentinel.FAKE_VM_NAME, vmops.SHUTDOWN_TIME_INCREMENT)
self.assertFalse(result)
def test_create_vm_com_port_pipes(self):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_serial_ports = {
1: constants.SERIAL_PORT_TYPE_RO,
2: constants.SERIAL_PORT_TYPE_RW
}
self._vmops._create_vm_com_port_pipes(mock_instance,
mock_serial_ports)
expected_calls = []
for port_number, port_type in mock_serial_ports.iteritems():
expected_pipe = r'\\.\pipe\%s_%s' % (mock_instance.uuid,
port_type)
expected_calls.append(mock.call(mock_instance.name,
port_number,
expected_pipe))
mock_set_conn = self._vmops._vmutils.set_vm_serial_port_connection
mock_set_conn.assert_has_calls(expected_calls)
def test_list_instance_uuids(self):
fake_uuid = '4f54fb69-d3a2-45b7-bb9b-b6e6b3d893b3'
with mock.patch.object(self._vmops._vmutils,
'list_instance_notes') as mock_list_notes:
mock_list_notes.return_value = [('fake_name', [fake_uuid])]
response = self._vmops.list_instance_uuids()
mock_list_notes.assert_called_once_with()
self.assertEqual(response, [fake_uuid])
def test_copy_vm_dvd_disks(self):
fake_paths = [mock.sentinel.FAKE_DVD_PATH1,
mock.sentinel.FAKE_DVD_PATH2]
mock_copy = self._vmops._pathutils.copyfile
mock_get_dvd_disk_paths = self._vmops._vmutils.get_vm_dvd_disk_paths
mock_get_dvd_disk_paths.return_value = fake_paths
self._vmops._pathutils.get_instance_dir.return_value = (
mock.sentinel.FAKE_DEST_PATH)
self._vmops.copy_vm_dvd_disks(mock.sentinel.FAKE_VM_NAME,
mock.sentinel.FAKE_DEST_HOST)
mock_get_dvd_disk_paths.assert_called_with(mock.sentinel.FAKE_VM_NAME)
self._vmops._pathutils.get_instance_dir.assert_called_once_with(
mock.sentinel.FAKE_VM_NAME,
remote_server=mock.sentinel.FAKE_DEST_HOST)
mock_copy.has_calls(mock.call(mock.sentinel.FAKE_DVD_PATH1,
mock.sentinel.FAKE_DEST_PATH),
mock.call(mock.sentinel.FAKE_DVD_PATH2,
mock.sentinel.FAKE_DEST_PATH))
@mock.patch('nova.virt.configdrive.required_by')
@mock.patch.object(vmops.VMOps, '_create_root_vhd')
@mock.patch.object(vmops.VMOps, 'get_image_vm_generation')
@mock.patch.object(vmops.VMOps, '_attach_drive')
@mock.patch.object(vmops.VMOps, '_create_config_drive')
@mock.patch.object(vmops.VMOps, 'attach_config_drive')
@mock.patch.object(vmops.VMOps, '_detach_config_drive')
@mock.patch.object(vmops.VMOps, 'power_on')
def test_rescue_instance(self, mock_power_on,
mock_detach_config_drive,
mock_attach_config_drive,
mock_create_config_drive,
mock_attach_drive,
mock_get_image_vm_gen,
mock_create_root_vhd,
mock_configdrive_required):
mock_image_meta = {'id': mock.sentinel.rescue_image_id}
mock_vm_gen = constants.VM_GEN_2
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_configdrive_required.return_value = True
mock_create_root_vhd.return_value = mock.sentinel.rescue_vhd_path
mock_get_image_vm_gen.return_value = mock_vm_gen
self._vmops._vmutils.get_vm_gen.return_value = mock_vm_gen
self._vmops._pathutils.lookup_root_vhd_path.return_value = (
mock.sentinel.root_vhd_path)
mock_create_config_drive.return_value = (
mock.sentinel.rescue_configdrive_path)
self._vmops.rescue_instance(self.context,
mock_instance,
mock.sentinel.network_info,
mock_image_meta,
mock.sentinel.rescue_password)
self._vmops._vmutils.detach_vm_disk.assert_called_once_with(
mock_instance.name, mock.sentinel.root_vhd_path,
is_physical=False)
mock_attach_drive.assert_called_once_with(
mock_instance.name, mock.sentinel.rescue_vhd_path, 0,
self._vmops._ROOT_DISK_CTRL_ADDR,
vmops.VM_GENERATIONS_CONTROLLER_TYPES[mock_vm_gen])
self._vmops._vmutils.attach_scsi_drive.assert_called_once_with(
mock_instance.name, mock.sentinel.root_vhd_path,
drive_type=constants.DISK)
mock_detach_config_drive.assert_called_once_with(mock_instance.name)
mock_create_config_drive.assert_called_once_with(
mock_instance,
injected_files=None,
admin_password=mock.sentinel.rescue_password,
network_info=mock.sentinel.network_info,
rescue=True)
mock_attach_config_drive.assert_called_once_with(
mock_instance, mock.sentinel.rescue_configdrive_path,
mock_vm_gen)
@mock.patch.object(vmops.VMOps, '_create_root_vhd')
@mock.patch.object(vmops.VMOps, 'get_image_vm_generation')
def _test_rescue_instance_exception(self, mock_get_image_vm_gen,
mock_create_root_vhd,
wrong_vm_gen=False,
boot_from_volume=False):
mock_vm_gen = constants.VM_GEN_1
image_vm_gen = (mock_vm_gen
if not wrong_vm_gen else constants.VM_GEN_2)
mock_image_meta = {'id': mock.sentinel.rescue_image_id}
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_get_image_vm_gen.return_value = image_vm_gen
self._vmops._vmutils.get_vm_gen.return_value = mock_vm_gen
self._vmops._pathutils.lookup_root_vhd_path.return_value = (
mock.sentinel.root_vhd_path if not boot_from_volume else None)
self.assertRaises(vmutils.HyperVException,
self._vmops.rescue_instance,
self.context, mock_instance,
mock.sentinel.network_info,
mock_image_meta,
mock.sentinel.rescue_password)
def test_rescue_instance_wrong_vm_gen(self):
# Test the case when the rescue image requires a different
# vm generation than the actual rescued instance.
self._test_rescue_instance_exception(wrong_vm_gen=True)
def test_rescue_instance_boot_from_volume(self):
# Rescuing instances booted from volume is not supported.
self._test_rescue_instance_exception(boot_from_volume=True)
@mock.patch.object(fileutils, 'delete_if_exists')
@mock.patch.object(vmops.VMOps, '_attach_drive')
@mock.patch.object(vmops.VMOps, 'attach_config_drive')
@mock.patch.object(vmops.VMOps, '_detach_config_drive')
@mock.patch.object(vmops.VMOps, 'power_on')
@mock.patch.object(vmops.VMOps, 'power_off')
def test_unrescue_instance(self, mock_power_on, mock_power_off,
mock_detach_config_drive,
mock_attach_configdrive,
mock_attach_drive,
mock_delete_if_exists):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_vm_gen = constants.VM_GEN_2
self._vmops._vmutils.get_vm_gen.return_value = mock_vm_gen
self._vmops._pathutils.lookup_root_vhd_path.side_effect = (
mock.sentinel.root_vhd_path, mock.sentinel.rescue_vhd_path)
self._vmops._pathutils.lookup_configdrive_path.return_value = (
mock.sentinel.configdrive_path)
self._vmops.unrescue_instance(mock_instance)
self._vmops._pathutils.lookup_root_vhd_path.assert_has_calls(
[mock.call(mock_instance.name),
mock.call(mock_instance.name, rescue=True)])
self._vmops._vmutils.detach_vm_disk.assert_has_calls(
[mock.call(mock_instance.name,
mock.sentinel.root_vhd_path,
is_physical=False),
mock.call(mock_instance.name,
mock.sentinel.rescue_vhd_path,
is_physical=False)])
mock_attach_drive.assert_called_once_with(
mock_instance.name, mock.sentinel.root_vhd_path, 0,
self._vmops._ROOT_DISK_CTRL_ADDR,
vmops.VM_GENERATIONS_CONTROLLER_TYPES[mock_vm_gen])
mock_detach_config_drive.assert_called_once_with(
mock_instance.name, rescue=True, delete=True)
mock_delete_if_exists.assert_called_once_with(
mock.sentinel.rescue_vhd_path)
mock_attach_configdrive.assert_called_once_with(
mock_instance, mock.sentinel.configdrive_path, mock_vm_gen)
mock_power_on.assert_called_once_with(mock_instance)
@mock.patch.object(vmops.VMOps, 'power_off')
def test_unrescue_instance_missing_root_image(self, mock_power_off):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_instance.vm_state = vm_states.RESCUED
self._vmops._pathutils.lookup_root_vhd_path.return_value = None
self.assertRaises(vmutils.HyperVException,
self._vmops.unrescue_instance,
mock_instance)
def _test_configure_remotefx(self, exception=False):
self.flags(enable_remotefx=True, group='hyperv')
mock_instance = fake_instance.fake_instance_obj(self.context)
fake_resolution = "1920x1200"
fake_monitor_count = 3
fake_config = "%s,%s" % (fake_resolution, fake_monitor_count)
self._vmops._vmutils.enable_remotefx_video_adapter = mock.MagicMock()
enable_remotefx = self._vmops._vmutils.enable_remotefx_video_adapter
self._vmops._hostutils.check_server_feature = mock.MagicMock()
if exception:
self._vmops._hostutils.check_server_feature.return_value = False
self.assertRaises(vmutils.HyperVException,
self._vmops._configure_remotefx,
mock_instance, fake_config)
else:
self._vmops._configure_remotefx(mock_instance, fake_config)
enable_remotefx.assert_called_once_with(mock_instance.name,
fake_monitor_count,
fake_resolution)
def test_configure_remotefx_exception(self):
self._test_configure_remotefx(exception=True)
def test_configure_remotefx(self):
self._test_configure_remotefx()
@mock.patch.object(vmops.VMOps, '_get_vm_state')
def _test_check_hotplug_is_available(self, mock_get_vm_state, vm_gen,
windows_version, vm_state):
fake_vm = fake_instance.fake_instance_obj(self.context)
mock_get_vm_state.return_value = vm_state
self._vmops._vmutils.get_vm_gen.return_value = vm_gen
fake_check_win_vers = self._vmops._hostutils.check_min_windows_version
if windows_version == self._WIN_VERSION_6_3:
fake_check_win_vers.return_value = False
else:
fake_check_win_vers.return_value = True
if (windows_version == self._WIN_VERSION_6_3 or
vm_gen == constants.VM_GEN_1):
self.assertRaises(exception.InterfaceAttachFailed,
self._vmops._check_hotplug_is_available, fake_vm)
else:
ret = self._vmops._check_hotplug_is_available(fake_vm)
if vm_state == constants.HYPERV_VM_STATE_DISABLED:
self.assertFalse(ret)
else:
self.assertTrue(ret)
def test_check_if_hotplug_is_available_gen1(self):
self._test_check_hotplug_is_available(vm_gen=constants.VM_GEN_1,
windows_version=self._WIN_VERSION_6_4,
vm_state=constants.HYPERV_VM_STATE_ENABLED)
def test_check_if_hotplug_is_available_gen2(self):
self._test_check_hotplug_is_available(vm_gen=constants.VM_GEN_2,
windows_version=self._WIN_VERSION_6_4,
vm_state=constants.HYPERV_VM_STATE_ENABLED)
def test_check_if_hotplug_is_available_win_6_3(self):
self._test_check_hotplug_is_available(vm_gen=constants.VM_GEN_2,
windows_version=self._WIN_VERSION_6_3,
vm_state=constants.HYPERV_VM_STATE_ENABLED)
def test_check_if_hotplug_is_available_vm_disabled(self):
self._test_check_hotplug_is_available(vm_gen=constants.VM_GEN_2,
windows_version=self._WIN_VERSION_6_4,
vm_state=constants.HYPERV_VM_STATE_DISABLED)
@mock.patch.object(vmops.VMOps, '_get_vif_driver')
def _test_create_and_attach_interface(self, mock_get_vif_driver, hot_plug):
fake_vm = fake_instance.fake_instance_obj(self.context)
fake_vif = test_virtual_interface.fake_vif
fake_vif['type'] = mock.sentinel.VIF_TYPE
fake_vif_driver = mock_get_vif_driver.return_value
self._vmops._create_and_attach_interface(fake_vm, fake_vif, hot_plug)
self._vmops._vmutils.create_nic.assert_called_with(fake_vm.name,
fake_vif['id'], fake_vif['address'])
mock_get_vif_driver.assert_called_once_with(mock.sentinel.VIF_TYPE)
fake_vif_driver.plug.assert_called_once_with(fake_vm, fake_vif)
if hot_plug:
fake_vif_driver.post_start.assert_called_once_with(fake_vm,
fake_vif)
def test_create_and_attach_interface_hot_plugged(self):
self._test_create_and_attach_interface(hot_plug=True)
def test_create_and_attach_interface(self):
self._test_create_and_attach_interface(hot_plug=False)
@mock.patch.object(vmops.VMOps, '_check_hotplug_is_available')
@mock.patch.object(vmops.VMOps, '_create_and_attach_interface')
def _test_attach_interface(self, mock_create_and_attach_interface,
mock_check_hotplug_is_available, hot_plug):
mock_check_hotplug_is_available.return_value = hot_plug
self._vmops.attach_interface(mock.sentinel.FAKE_VM,
mock.sentinel.FAKE_VIF)
mock_check_hotplug_is_available.assert_called_once_with(
mock.sentinel.FAKE_VM)
mock_create_and_attach_interface.assert_called_once_with(
mock.sentinel.FAKE_VM, mock.sentinel.FAKE_VIF, hot_plug)
def test_attach_interface_hot_plugged(self):
self._test_attach_interface(hot_plug=True)
def test_attach_interface(self):
self._test_attach_interface(hot_plug=False)
@mock.patch.object(vmops.VMOps, '_get_vif_driver')
def test_detach_and_destroy_interface(self, mock_get_vif_driver):
fake_vm = fake_instance.fake_instance_obj(self.context)
fake_vif = test_virtual_interface.fake_vif
fake_vif['type'] = mock.sentinel.VIF_TYPE
fake_vif_driver = mock_get_vif_driver.return_value
self._vmops._detach_and_destroy_interface(fake_vm, fake_vif)
fake_vif_driver.unplug.assert_called_once_with(fake_vm, fake_vif)
self._vmops._vmutils.destroy_nic.assert_called_once_with(
fake_vm.name, fake_vif['id'])
@mock.patch.object(vmops.VMOps, '_check_hotplug_is_available')
@mock.patch.object(vmops.VMOps, '_detach_and_destroy_interface')
def test_detach_interface(self, mock_detach_and_destroy_interface,
mock_check_hotplug_is_available):
self._vmops.detach_interface(mock.sentinel.FAKE_VM,
mock.sentinel.FAKE_VIF)
mock_check_hotplug_is_available.assert_called_once_with(
mock.sentinel.FAKE_VM)
mock_detach_and_destroy_interface.assert_called_once_with(
mock.sentinel.FAKE_VM, mock.sentinel.FAKE_VIF)
def _mock_get_port_settings(self, logging_port, interactive_port):
mock_image_port_settings = {
constants.IMAGE_PROP_LOGGING_SERIAL_PORT: logging_port,
constants.IMAGE_PROP_INTERACTIVE_SERIAL_PORT: interactive_port
}
mock_image_meta = {'properties': mock_image_port_settings}
acceptable_ports = [1, 2]
expected_exception = not (logging_port in acceptable_ports and
interactive_port in acceptable_ports)
if expected_exception:
self.assertRaises(vmutils.HyperVException,
self._vmops._get_image_serial_port_settings,
mock_image_meta)
else:
return self._vmops._get_image_serial_port_settings(
mock_image_meta)
def test_get_image_serial_port_settings(self):
logging_port = 1
interactive_port = 2
ret_val = self._mock_get_port_settings(logging_port, interactive_port)
expected_serial_ports = {
logging_port: constants.SERIAL_PORT_TYPE_RO,
interactive_port: constants.SERIAL_PORT_TYPE_RW,
}
self.assertEqual(expected_serial_ports, ret_val)
def test_get_image_serial_port_settings_exception(self):
self._mock_get_port_settings(1, 3)
def test_get_image_serial_port_settings_single_port(self):
interactive_port = 1
ret_val = self._mock_get_port_settings(interactive_port,
interactive_port)
expected_serial_ports = {
interactive_port: constants.SERIAL_PORT_TYPE_RW
}
self.assertEqual(expected_serial_ports, ret_val)
def test_get_instance_local_disks(self):
fake_instance_dir = 'fake_instance_dir'
fake_local_disks = [os.path.join(fake_instance_dir, disk_name)
for disk_name in ['root.vhd', 'configdrive.iso']]
fake_instance_disks = ['fake_remote_disk'] + fake_local_disks
mock_get_storage_paths = self._vmops._vmutils.get_vm_storage_paths
mock_get_storage_paths.return_value = [fake_instance_disks, []]
mock_get_instance_dir = self._vmops._pathutils.get_instance_dir
mock_get_instance_dir.return_value = fake_instance_dir
ret_val = self._vmops._get_instance_local_disks(
mock.sentinel.instance_name)
self.assertEqual(fake_local_disks, ret_val)
@mock.patch.object(vmops.VMOps, '_get_storage_qos_specs')
@mock.patch.object(vmops.VMOps, '_get_instance_local_disks')
def test_set_instance_disk_qos_specs(self, mock_get_local_disks,
mock_get_qos_specs):
mock_instance = fake_instance.fake_instance_obj(self.context)
mock_local_disks = [mock.sentinel.root_vhd_path,
mock.sentinel.eph_vhd_path]
mock_get_local_disks.return_value = mock_local_disks
mock_set_qos_specs = self._vmops._vmutils.set_disk_qos_specs
mock_get_qos_specs.return_value = [mock.sentinel.min_iops,
mock.sentinel.max_iops]
self._vmops._set_instance_disk_qos_specs(mock_instance)
mock_get_local_disks.assert_called_once_with(mock_instance.name)
expected_calls = [mock.call(mock_instance.name, disk_path,
mock.sentinel.min_iops,
mock.sentinel.max_iops)
for disk_path in mock_local_disks]
mock_set_qos_specs.assert_has_calls(expected_calls)
@mock.patch.object(volumeops.VolumeOps, 'parse_disk_qos_specs')
def test_get_storage_qos_specs(self, mock_parse_specs):
fake_extra_specs = {'spec_key': 'spec_value',
'storage_qos:min_bytes_sec':
mock.sentinel.min_bytes_sec,
'storage_qos:max_bytes_sec':
mock.sentinel.max_bytes_sec}
mock_instance = mock.Mock(flavor={'extra_specs': fake_extra_specs})
ret_val = self._vmops._get_storage_qos_specs(mock_instance)
expected_qos_specs_dict = {
'min_bytes_sec': mock.sentinel.min_bytes_sec,
'max_bytes_sec': mock.sentinel.max_bytes_sec
}
self.assertEqual(mock_parse_specs.return_value, ret_val)
mock_parse_specs.assert_called_once_with(expected_qos_specs_dict)