/usr/lib/python3/dist-packages/os_win/tests/unit/utils/test_hostutils.py is in python3-os-win 3.0.0-0ubuntu1.
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#
# 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 mock
from os_win import constants
from os_win import exceptions
from os_win.tests.unit import test_base
from os_win.utils import hostutils
class FakeCPUSpec(object):
"""Fake CPU Spec for unit tests."""
Architecture = mock.sentinel.cpu_arch
Name = mock.sentinel.cpu_name
Manufacturer = mock.sentinel.cpu_man
MaxClockSpeed = mock.sentinel.max_clock_speed
NumberOfCores = mock.sentinel.cpu_cores
NumberOfLogicalProcessors = mock.sentinel.cpu_procs
class HostUtilsTestCase(test_base.OsWinBaseTestCase):
"""Unit tests for the Hyper-V hostutils class."""
_DEVICE_ID = "Microsoft:UUID\\0\\0"
_NODE_ID = "Microsoft:PhysicalNode\\0"
_FAKE_MEMORY_TOTAL = 1024
_FAKE_MEMORY_FREE = 512
_FAKE_DISK_SIZE = 1024
_FAKE_DISK_FREE = 512
_FAKE_VERSION_GOOD = '6.2.0'
_FAKE_VERSION_BAD = '6.1.9'
def setUp(self):
self._hostutils = hostutils.HostUtils()
self._hostutils._conn_cimv2 = mock.MagicMock()
self._hostutils._conn_scimv2 = mock.MagicMock()
self._hostutils._conn_attr = mock.MagicMock()
self._hostutils._netutils_prop = mock.MagicMock()
self._conn = self._hostutils._conn
self._conn_scimv2 = self._hostutils._conn_scimv2
self._netutils = self._hostutils._netutils
super(HostUtilsTestCase, self).setUp()
@mock.patch('os_win.utilsfactory.get_networkutils')
def test_netutils(self, mock_get_networkutils):
self._hostutils._netutils_prop = None
self.assertEqual(self._hostutils._netutils,
mock_get_networkutils.return_value)
@mock.patch('os_win.utils.hostutils.kernel32')
def test_get_host_tick_count64(self, mock_kernel32):
tick_count64 = "100"
mock_kernel32.GetTickCount64.return_value = tick_count64
response = self._hostutils.get_host_tick_count64()
self.assertEqual(tick_count64, response)
def test_get_cpus_info(self):
cpu = mock.MagicMock(spec=FakeCPUSpec)
self._hostutils._conn_cimv2.query.return_value = [cpu]
cpu_list = self._hostutils.get_cpus_info()
self.assertEqual([cpu._mock_children], cpu_list)
def test_get_memory_info(self):
memory = mock.MagicMock()
type(memory).TotalVisibleMemorySize = mock.PropertyMock(
return_value=self._FAKE_MEMORY_TOTAL)
type(memory).FreePhysicalMemory = mock.PropertyMock(
return_value=self._FAKE_MEMORY_FREE)
self._hostutils._conn_cimv2.query.return_value = [memory]
total_memory, free_memory = self._hostutils.get_memory_info()
self.assertEqual(self._FAKE_MEMORY_TOTAL, total_memory)
self.assertEqual(self._FAKE_MEMORY_FREE, free_memory)
def test_get_volume_info(self):
disk = mock.MagicMock()
type(disk).Size = mock.PropertyMock(return_value=self._FAKE_DISK_SIZE)
type(disk).FreeSpace = mock.PropertyMock(
return_value=self._FAKE_DISK_FREE)
self._hostutils._conn_cimv2.query.return_value = [disk]
(total_memory, free_memory) = self._hostutils.get_volume_info(
mock.sentinel.FAKE_DRIVE)
self.assertEqual(self._FAKE_DISK_SIZE, total_memory)
self.assertEqual(self._FAKE_DISK_FREE, free_memory)
def test_check_min_windows_version_true(self):
self._test_check_min_windows_version(self._FAKE_VERSION_GOOD, True)
def test_check_min_windows_version_false(self):
self._test_check_min_windows_version(self._FAKE_VERSION_BAD, False)
def _test_check_min_windows_version(self, version, expected):
os = mock.MagicMock()
os.Version = version
self._hostutils._conn_cimv2.Win32_OperatingSystem.return_value = [os]
hostutils.HostUtils._windows_version = None
self.assertEqual(expected,
self._hostutils.check_min_windows_version(6, 2))
def test_get_windows_version(self):
os = mock.MagicMock()
os.Version = self._FAKE_VERSION_GOOD
self._hostutils._conn_cimv2.Win32_OperatingSystem.return_value = [os]
hostutils.HostUtils._windows_version = None
self.assertEqual(self._FAKE_VERSION_GOOD,
self._hostutils.get_windows_version())
@mock.patch('socket.gethostname')
@mock.patch('os_win._utils.get_ips')
def test_get_local_ips(self, mock_get_ips, mock_gethostname):
local_ips = self._hostutils.get_local_ips()
self.assertEqual(mock_get_ips.return_value, local_ips)
mock_gethostname.assert_called_once_with()
mock_get_ips.assert_called_once_with(mock_gethostname.return_value)
def _test_host_power_action(self, action):
fake_win32 = mock.MagicMock()
fake_win32.Win32Shutdown = mock.MagicMock()
self._hostutils._conn_cimv2.Win32_OperatingSystem.return_value = [
fake_win32]
if action == constants.HOST_POWER_ACTION_SHUTDOWN:
self._hostutils.host_power_action(action)
fake_win32.Win32Shutdown.assert_called_with(
self._hostutils._HOST_FORCED_SHUTDOWN)
elif action == constants.HOST_POWER_ACTION_REBOOT:
self._hostutils.host_power_action(action)
fake_win32.Win32Shutdown.assert_called_with(
self._hostutils._HOST_FORCED_REBOOT)
else:
self.assertRaises(NotImplementedError,
self._hostutils.host_power_action, action)
def test_host_shutdown(self):
self._test_host_power_action(constants.HOST_POWER_ACTION_SHUTDOWN)
def test_host_reboot(self):
self._test_host_power_action(constants.HOST_POWER_ACTION_REBOOT)
def test_host_startup(self):
self._test_host_power_action(constants.HOST_POWER_ACTION_STARTUP)
def test_get_supported_vm_types_2012_r2(self):
with mock.patch.object(self._hostutils,
'check_min_windows_version') as mock_check_win:
mock_check_win.return_value = True
result = self._hostutils.get_supported_vm_types()
self.assertEqual([constants.IMAGE_PROP_VM_GEN_1,
constants.IMAGE_PROP_VM_GEN_2], result)
def test_get_supported_vm_types(self):
with mock.patch.object(self._hostutils,
'check_min_windows_version') as mock_check_win:
mock_check_win.return_value = False
result = self._hostutils.get_supported_vm_types()
self.assertEqual([constants.IMAGE_PROP_VM_GEN_1], result)
def test_check_server_feature(self):
mock_sv_feature_cls = self._hostutils._conn_cimv2.Win32_ServerFeature
mock_sv_feature_cls.return_value = [mock.sentinel.sv_feature]
feature_enabled = self._hostutils.check_server_feature(
mock.sentinel.feature_id)
self.assertTrue(feature_enabled)
mock_sv_feature_cls.assert_called_once_with(
ID=mock.sentinel.feature_id)
def test_get_nic_sriov_vfs(self):
mock_vswitch_sd = mock.Mock()
mock_hw_offload_sd_bad = mock.Mock(IovVfCapacity=0)
mock_hw_offload_sd_ok = mock.Mock()
vswitch_sds_class = self._conn.Msvm_VirtualEthernetSwitchSettingData
vswitch_sds_class.return_value = [mock_vswitch_sd] * 3
self._conn.Msvm_EthernetSwitchHardwareOffloadData.side_effect = [
[mock_hw_offload_sd_bad], [mock_hw_offload_sd_ok],
[mock_hw_offload_sd_ok]]
self._netutils.get_vswitch_external_network_name.side_effect = [
None, mock.sentinel.nic_name]
mock_nic = mock.Mock()
self._conn_scimv2.MSFT_NetAdapter.return_value = [mock_nic]
vfs = self._hostutils.get_nic_sriov_vfs()
expected = {
'vswitch_name': mock_vswitch_sd.ElementName,
'device_id': mock_nic.PnPDeviceID,
'total_vfs': mock_hw_offload_sd_ok.IovVfCapacity,
'used_vfs': mock_hw_offload_sd_ok.IovVfUsage,
}
self.assertEqual([expected], vfs)
vswitch_sds_class.assert_called_once_with(IOVPreferred=True)
self._conn.Msvm_EthernetSwitchHardwareOffloadData.assert_has_calls([
mock.call(SystemName=mock_vswitch_sd.VirtualSystemIdentifier)] * 3)
self._netutils.get_vswitch_external_network_name.assert_has_calls([
mock.call(mock_vswitch_sd.ElementName)] * 2)
self._conn_scimv2.MSFT_NetAdapter.assert_called_once_with(
InterfaceDescription=mock.sentinel.nic_name)
def _check_get_numa_nodes_missing_info(self):
numa_node = mock.MagicMock()
self._hostutils._conn.Msvm_NumaNode.return_value = [
numa_node, numa_node]
nodes_info = self._hostutils.get_numa_nodes()
self.assertEqual([], nodes_info)
@mock.patch.object(hostutils.HostUtils, '_get_numa_memory_info')
def test_get_numa_nodes_missing_memory_info(self, mock_get_memory_info):
mock_get_memory_info.return_value = None
self._check_get_numa_nodes_missing_info()
@mock.patch.object(hostutils.HostUtils, '_get_numa_cpu_info')
@mock.patch.object(hostutils.HostUtils, '_get_numa_memory_info')
def test_get_numa_nodes_missing_cpu_info(self, mock_get_memory_info,
mock_get_cpu_info):
mock_get_cpu_info.return_value = None
self._check_get_numa_nodes_missing_info()
@mock.patch.object(hostutils.HostUtils, '_get_numa_cpu_info')
@mock.patch.object(hostutils.HostUtils, '_get_numa_memory_info')
def test_get_numa_nodes(self, mock_get_memory_info, mock_get_cpu_info):
numa_memory = mock_get_memory_info.return_value
host_cpu = mock.MagicMock(DeviceID=self._DEVICE_ID)
mock_get_cpu_info.return_value = [host_cpu]
numa_node = mock.MagicMock(NodeID=self._NODE_ID)
self._hostutils._conn.Msvm_NumaNode.return_value = [
numa_node, numa_node]
nodes_info = self._hostutils.get_numa_nodes()
expected_info = {
'id': self._DEVICE_ID.split('\\')[-1],
'memory': numa_memory.NumberOfBlocks,
'memory_usage': numa_node.CurrentlyConsumableMemoryBlocks,
'cpuset': set([self._DEVICE_ID.split('\\')[-1]]),
'cpu_usage': 0,
}
self.assertEqual([expected_info, expected_info], nodes_info)
def test_get_numa_memory_info(self):
system_memory = mock.MagicMock()
system_memory.path_.return_value = 'fake_wmi_obj_path'
numa_node_memory = mock.MagicMock()
numa_node_memory.path_.return_value = 'fake_wmi_obj_path1'
numa_node_assoc = [system_memory]
memory_info = self._hostutils._get_numa_memory_info(
numa_node_assoc, [system_memory, numa_node_memory])
self.assertEqual(system_memory, memory_info)
def test_get_numa_memory_info_not_found(self):
other = mock.MagicMock()
memory_info = self._hostutils._get_numa_memory_info([], [other])
self.assertIsNone(memory_info)
def test_get_numa_cpu_info(self):
host_cpu = mock.MagicMock()
host_cpu.path_.return_value = 'fake_wmi_obj_path'
vm_cpu = mock.MagicMock()
vm_cpu.path_.return_value = 'fake_wmi_obj_path1'
numa_node_assoc = [host_cpu]
cpu_info = self._hostutils._get_numa_cpu_info(numa_node_assoc,
[host_cpu, vm_cpu])
self.assertEqual([host_cpu], cpu_info)
def test_get_numa_cpu_info_not_found(self):
other = mock.MagicMock()
cpu_info = self._hostutils._get_numa_cpu_info([], [other])
self.assertEqual([], cpu_info)
def test_get_remotefx_gpu_info(self):
fake_gpu = mock.MagicMock()
fake_gpu.Name = mock.sentinel.Fake_gpu_name
fake_gpu.TotalVideoMemory = mock.sentinel.Fake_gpu_total_memory
fake_gpu.AvailableVideoMemory = mock.sentinel.Fake_gpu_available_memory
fake_gpu.DirectXVersion = mock.sentinel.Fake_gpu_directx
fake_gpu.DriverVersion = mock.sentinel.Fake_gpu_driver_version
mock_phys_3d_proc = (
self._hostutils._conn.Msvm_Physical3dGraphicsProcessor)
mock_phys_3d_proc.return_value = [fake_gpu]
return_gpus = self._hostutils.get_remotefx_gpu_info()
self.assertEqual(mock.sentinel.Fake_gpu_name, return_gpus[0]['name'])
self.assertEqual(mock.sentinel.Fake_gpu_driver_version,
return_gpus[0]['driver_version'])
self.assertEqual(mock.sentinel.Fake_gpu_total_memory,
return_gpus[0]['total_video_ram'])
self.assertEqual(mock.sentinel.Fake_gpu_available_memory,
return_gpus[0]['available_video_ram'])
self.assertEqual(mock.sentinel.Fake_gpu_directx,
return_gpus[0]['directx_version'])
def _set_verify_host_remotefx_capability_mocks(self, isGpuCapable=True,
isSlatCapable=True):
s3d_video_pool = self._hostutils._conn.Msvm_Synth3dVideoPool()[0]
s3d_video_pool.IsGpuCapable = isGpuCapable
s3d_video_pool.IsSlatCapable = isSlatCapable
def test_verify_host_remotefx_capability_unsupported_gpu(self):
self._set_verify_host_remotefx_capability_mocks(isGpuCapable=False)
self.assertRaises(exceptions.HyperVRemoteFXException,
self._hostutils.verify_host_remotefx_capability)
def test_verify_host_remotefx_capability_no_slat(self):
self._set_verify_host_remotefx_capability_mocks(isSlatCapable=False)
self.assertRaises(exceptions.HyperVRemoteFXException,
self._hostutils.verify_host_remotefx_capability)
def test_verify_host_remotefx_capability(self):
self._set_verify_host_remotefx_capability_mocks()
self._hostutils.verify_host_remotefx_capability()
def test_supports_nested_virtualization(self):
self.assertFalse(self._hostutils.supports_nested_virtualization())
def test_get_pci_passthrough_devices(self):
self.assertEqual([], self._hostutils.get_pci_passthrough_devices())
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