openstack/os-win
Code Issues Proposed changes

Remove deprecated methods

Browse Source 
This change removes some methods that have been deprecated in Pike.
For this reason, we should merge this in Rocky.

Change-Id: I7ccd54865920f28add085509e14c86efadfc4e56
This commit is contained in:
Lucian Petrut 2017-12-20 16:27:21 +02:00
parent 204156f69d
commit 818ba63110
4 changed files with 22 additions and 104 deletions
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24
os_win/tests/unit/utils/compute/test_clusterutils.py
View File

@ -742,7 +742,7 @@ class ClusterUtilsTestCase(test_base.OsWinBaseTestCase):
@mock.patch.object(clusterutils, 'tpool')
@mock.patch.object(clusterutils, 'patcher')
def test_monitor_vm_failover_no_vm(self, mock_patcher, mock_tpool):
self._clusterutils._watcher = mock.MagicMock()
mock_watcher = mock.MagicMock()
fake_prev = mock.MagicMock(OwnerNode=self._FAKE_PREV_HOST)
fake_wmi_object = mock.MagicMock(OwnerNode=self._FAKE_HOST,
Name='Virtual Machine',
@ -750,18 +750,19 @@ class ClusterUtilsTestCase(test_base.OsWinBaseTestCase):
mock_tpool.execute.return_value = fake_wmi_object
fake_callback = mock.MagicMock()
self._clusterutils.monitor_vm_failover(fake_callback,
mock.sentinel.event_timeout_ms)
self._clusterutils._monitor_vm_failover(mock_watcher,
fake_callback,
mock.sentinel.event_timeout_ms)
mock_tpool.execute.assert_called_once_with(
self._clusterutils._watcher,
mock_watcher,
mock.sentinel.event_timeout_ms)
fake_callback.assert_not_called()
@mock.patch.object(clusterutils, 'tpool')
@mock.patch.object(clusterutils, 'patcher')
def test_monitor_vm_failover(self, mock_patcher, mock_tpool):
self._clusterutils._watcher = mock.MagicMock()
mock_watcher = mock.MagicMock()
fake_prev = mock.MagicMock(OwnerNode=self._FAKE_PREV_HOST)
fake_wmi_object = mock.MagicMock(OwnerNode=self._FAKE_HOST,
Name=self._FAKE_RESOURCEGROUP_NAME,
@ -769,18 +770,20 @@ class ClusterUtilsTestCase(test_base.OsWinBaseTestCase):
mock_tpool.execute.return_value = fake_wmi_object
fake_callback = mock.MagicMock()
self._clusterutils.monitor_vm_failover(fake_callback)
self._clusterutils._monitor_vm_failover(mock_watcher, fake_callback)
mock_tpool.execute.assert_called_once_with(
self._clusterutils._watcher,
mock_watcher,
self._clusterutils._WMI_EVENT_TIMEOUT_MS)
fake_callback.assert_called_once_with(self._FAKE_VM_NAME,
self._FAKE_PREV_HOST,
self._FAKE_HOST)
@mock.patch.object(clusterutils.ClusterUtils, 'monitor_vm_failover')
@mock.patch.object(clusterutils.ClusterUtils, '_get_failover_watcher')
@mock.patch.object(clusterutils.ClusterUtils, '_monitor_vm_failover')
@mock.patch.object(clusterutils, 'time')
def test_get_vm_owner_change_listener(self, mock_time, mock_monitor):
def test_get_vm_owner_change_listener(self, mock_time,
mock_monitor, mock_get_watcher):
mock_monitor.side_effect = [None, exceptions.OSWinException,
KeyboardInterrupt]
@ -790,7 +793,8 @@ class ClusterUtilsTestCase(test_base.OsWinBaseTestCase):
mock.sentinel.callback)
mock_monitor.assert_has_calls(
[mock.call(mock.sentinel.callback,
[mock.call(mock_get_watcher.return_value,
mock.sentinel.callback,
constants.DEFAULT_WMI_EVENT_TIMEOUT_MS)] * 3)
mock_time.sleep.assert_called_once_with(
constants.DEFAULT_WMI_EVENT_TIMEOUT_MS / 1000)

53
os_win/tests/unit/utils/storage/test_smbutils.py
View File

@ -108,59 +108,6 @@ class SMBUtilsTestCase(test_base.OsWinBaseTestCase):
self._smbutils.unmount_smb_share,
mock.sentinel.share_path, force=True)
@mock.patch.object(smbutils, 'ctypes')
@mock.patch.object(smbutils, 'kernel32', create=True)
@mock.patch('os.path.abspath')
def _test_get_share_capacity_info(self, mock_abspath,
mock_kernel32, mock_ctypes,
raised_exc=None, ignore_errors=False):
expected_values = ('total_bytes', 'free_bytes')
mock_params = [mock.Mock(value=value) for value in expected_values]
mock_ctypes.c_ulonglong.side_effect = mock_params
mock_ctypes.c_wchar_p = lambda x: (x, 'c_wchar_p')
self._mock_run.side_effect = raised_exc(
func_name='fake_func_name',
error_code='fake_error_code',
error_message='fake_error_message') if raised_exc else None
if raised_exc and not ignore_errors:
self.assertRaises(raised_exc,
self._smbutils.get_share_capacity_info,
mock.sentinel.share_path,
ignore_errors=ignore_errors)
else:
ret_val = self._smbutils.get_share_capacity_info(
mock.sentinel.share_path,
ignore_errors=ignore_errors)
expected_ret_val = (0, 0) if raised_exc else expected_values
self.assertEqual(expected_ret_val, ret_val)
mock_abspath.assert_called_once_with(mock.sentinel.share_path)
mock_ctypes.pointer.assert_has_calls(
[mock.call(param) for param in mock_params])
self._mock_run.assert_called_once_with(
mock_kernel32.GetDiskFreeSpaceExW,
mock_ctypes.c_wchar_p(mock_abspath.return_value),
None,
mock_ctypes.pointer.return_value,
mock_ctypes.pointer.return_value,
kernel32_lib_func=True)
def test_get_share_capacity_info_successfully(self):
self._test_get_share_capacity_info()
def test_get_share_capacity_info_ignored_error(self):
self._test_get_share_capacity_info(
raised_exc=exceptions.Win32Exception,
ignore_errors=True)
def test_get_share_capacity_info_raised_exc(self):
self._test_get_share_capacity_info(
raised_exc=exceptions.Win32Exception)
def test_get_smb_share_path(self):
fake_share = mock.Mock(Path=mock.sentinel.share_path)
self._smb_conn.Msft_SmbShare.return_value = [fake_share]

18
os_win/utils/compute/clusterutils.py
View File

@ -69,7 +69,6 @@ class ClusterUtils(baseutils.BaseUtils):
if sys.platform == 'win32':
self._init_hyperv_conn(host)
self._watcher = self._get_failover_watcher()
def _init_hyperv_conn(self, host):
try:
@ -456,8 +455,8 @@ class ClusterUtils(baseutils.BaseUtils):
state_info['status_info'] = status_info
return state_info
def monitor_vm_failover(self, callback,
event_timeout_ms=_WMI_EVENT_TIMEOUT_MS):
def _monitor_vm_failover(self, watcher, callback,
event_timeout_ms=_WMI_EVENT_TIMEOUT_MS):
"""Creates a monitor to check for new WMI MSCluster_Resource
events.
@ -469,19 +468,15 @@ class ClusterUtils(baseutils.BaseUtils):
Any event object caught will then be processed.
"""
# TODO(lpetrut): mark this method as private once compute-hyperv
# stops using it. We should also remove the instance '_watcher'
# attribute since we end up spawning unused event listeners.
vm_name = None
new_host = None
try:
# wait for new event for _WMI_EVENT_TIMEOUT_MS milliseconds.
if patcher.is_monkey_patched('thread'):
wmi_object = tpool.execute(self._watcher,
wmi_object = tpool.execute(watcher,
event_timeout_ms)
else:
wmi_object = self._watcher(event_timeout_ms)
wmi_object = watcher(event_timeout_ms)
old_host = wmi_object.previous.OwnerNode
new_host = wmi_object.OwnerNode
@ -504,13 +499,16 @@ class ClusterUtils(baseutils.BaseUtils):
def get_vm_owner_change_listener(self):
def listener(callback):
watcher = self._get_failover_watcher()
while True:
# We avoid setting an infinite timeout in order to let
# the process gracefully stop. Note that the os-win WMI
# event listeners are meant to be used as long running
# daemons, so no stop API is provided ATM.
try:
self.monitor_vm_failover(
self._monitor_vm_failover(
watcher,
callback,
constants.DEFAULT_WMI_EVENT_TIMEOUT_MS)
except Exception:

31
os_win/utils/storage/smbutils.py
View File

@ -13,7 +13,6 @@
# License for the specific language governing permissions and limitations
# under the License.
import ctypes
import os
import socket
@ -24,9 +23,6 @@ from os_win import _utils
from os_win import exceptions
from os_win.utils import baseutils
from os_win.utils import win32utils
from os_win.utils.winapi import libs as w_lib
kernel32 = w_lib.get_shared_lib_handle(w_lib.KERNEL32)
LOG = logging.getLogger(__name__)
@ -88,33 +84,6 @@ class SMBUtils(baseutils.BaseUtils):
raise exceptions.SMBException(
_("Could not unmount share: %s") % share_path)
# TODO(atuvenie) This method should be removed once all the callers
# have changed to using the get_disk_capacity method from diskutils
def get_share_capacity_info(self, share_path, ignore_errors=False):
norm_path = os.path.abspath(share_path)
total_bytes = ctypes.c_ulonglong(0)
free_bytes = ctypes.c_ulonglong(0)
try:
self._win32_utils.run_and_check_output(
kernel32.GetDiskFreeSpaceExW,
ctypes.c_wchar_p(norm_path),
None,
ctypes.pointer(total_bytes),
ctypes.pointer(free_bytes),
kernel32_lib_func=True)
return total_bytes.value, free_bytes.value
except exceptions.Win32Exception as exc:
LOG.error("Could not get share %(share_path)s capacity info. "
"Exception: %(exc)s",
dict(share_path=share_path,
exc=exc))
if ignore_errors:
return 0, 0
else:
raise exc
def get_smb_share_path(self, share_name):
shares = self._smb_conn.Msft_SmbShare(Name=share_name)
share_path = shares[0].Path if shares else None