os-win/os_win/exceptions.py
Lucian Petrut 204156f69d Remove deprecated methods and exceptions
This change cleans up some deprecated methods and an exception.

Change-Id: I02ce0624d9b0963db7b00a5098e76a33552c1b12
2017-12-20 16:28:47 +02:00

281 lines
7.5 KiB
Python

# Copyright 2015 Cloudbase Solutions Srl
# 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.
"""
Utility class for VM related operations on Hyper-V.
"""
import sys
from os_win._i18n import _
# Define WMI specific exceptions, so WMI won't have to be imported in any
# module that expects those exceptions.
if sys.platform == 'win32':
from six.moves.builtins import WindowsError
import wmi
x_wmi = wmi.x_wmi
x_wmi_timed_out = wmi.x_wmi_timed_out
else:
class WindowsError(Exception):
def __init__(self, winerror=None):
self.winerror = winerror
class x_wmi(Exception):
def __init__(self, info='', com_error=None):
super(x_wmi, self).__init__(info)
self.info = info
self.com_error = com_error
class x_wmi_timed_out(x_wmi):
pass
class OSWinException(Exception):
msg_fmt = 'An exception has been encountered.'
def __init__(self, message=None, **kwargs):
self.kwargs = kwargs
self.error_code = kwargs.get('error_code')
if not message:
message = self.msg_fmt % kwargs
self.message = message
super(OSWinException, self).__init__(message)
class NotFound(OSWinException):
msg_fmt = _("Resource could not be found: %(resource)s")
class PciDeviceNotFound(NotFound):
msg_fmt = _("No assignable PCI device with vendor id: %(vendor_id)s and "
"product id: %(product_id)s was found.")
class HyperVException(OSWinException):
pass
# TODO(alexpilotti): Add a storage exception base class
class VHDResizeException(HyperVException):
msg_fmt = _("Exception encountered while resizing the VHD %(vhd_path)s."
"Reason: %(reason)s")
class HyperVAuthorizationException(HyperVException):
msg_fmt = _("The Windows account running nova-compute on this Hyper-V "
"host doesn't have the required permissions to perform "
"Hyper-V related operations.")
class HyperVVMNotFoundException(NotFound, HyperVException):
msg_fmt = _("VM not found: %(vm_name)s")
class HyperVPortNotFoundException(NotFound, HyperVException):
msg_fmt = _("Switch port not found: %(port_name)s")
class HyperVvNicNotFound(NotFound, HyperVException):
msg_fmt = _("vNic not found: %(vnic_name)s")
class HyperVvSwitchNotFound(NotFound, HyperVException):
msg_fmt = _("vSwitch not found: %(vswitch_name)s.")
class Invalid(OSWinException):
pass
class UnsupportedOperation(Invalid):
msg_fmt = _("The operation failed due to the reason: %(reason)s")
class InvalidParameterValue(Invalid):
msg_fmt = _("Invalid parameter value for: "
"%(param_name)s=%(param_value)s")
class InvalidVMVersion(Invalid):
msg_fmt = _("VM '%(vm_name)s' has an invalid version for this operation: "
"%(version)s. Version is expected to be between: "
"%(min_version)s and %(max_version)s.")
class SMBException(OSWinException):
pass
class Win32Exception(OSWinException):
msg_fmt = _("Executing Win32 API function %(func_name)s failed. "
"Error code: %(error_code)s. "
"Error message: %(error_message)s")
class VHDException(OSWinException):
pass
class VHDWin32APIException(VHDException, Win32Exception):
pass
class FCException(OSWinException):
pass
class FCWin32Exception(FCException, Win32Exception):
pass
class WMIException(OSWinException):
def __init__(self, message=None, wmi_exc=None):
if wmi_exc:
try:
wmi_exc_message = wmi_exc.com_error.excepinfo[2].strip()
message = "%s WMI exception message: %s" % (message,
wmi_exc_message)
except AttributeError:
pass
except IndexError:
pass
super(WMIException, self).__init__(message)
class WqlException(OSWinException):
pass
class ISCSITargetException(OSWinException):
pass
class ISCSITargetWMIException(ISCSITargetException, WMIException):
pass
class ISCSIInitiatorAPIException(Win32Exception):
pass
class ISCSILunNotAvailable(ISCSITargetException):
msg_fmt = _("Could not find lun %(target_lun)s "
"for iSCSI target %(target_iqn)s.")
class Win32IOException(Win32Exception):
pass
class DiskNotFound(NotFound):
pass
class HyperVRemoteFXException(HyperVException):
pass
class HyperVClusterException(HyperVException):
pass
class DNSException(OSWinException):
pass
class Timeout(OSWinException):
msg_fmt = _("Timed out waiting for the specified resource.")
class DNSZoneNotFound(NotFound, DNSException):
msg_fmt = _("DNS Zone not found: %(zone_name)s")
class DNSZoneAlreadyExists(DNSException):
msg_fmt = _("DNS Zone already exists: %(zone_name)s")
class WMIJobFailed(HyperVException):
msg_fmt = _("WMI job failed with status %(job_state)s. "
"Error summary description: %(error_summ_desc)s. "
"Error description: %(error_desc)s "
"Error code: %(error_code)s.")
def __init__(self, message=None, **kwargs):
self.error_code = kwargs.get('error_code', None)
self.job_state = kwargs.get('job_state', None)
super(WMIJobFailed, self).__init__(message, **kwargs)
class JobTerminateFailed(HyperVException):
msg_fmt = _("Could not terminate the requested job(s).")
class ClusterException(OSWinException):
pass
class ClusterWin32Exception(ClusterException, Win32Exception):
pass
class ClusterGroupMigrationFailed(ClusterException):
msg_fmt = _("Failed to migrate cluster group %(group_name)s. "
"Expected state %(expected_state)s. "
"Expected owner node: %(expected_node)s. "
"Current group state: %(group_state)s. "
"Current owner node: %(owner_node)s.")
class ClusterGroupMigrationTimeOut(ClusterGroupMigrationFailed):
msg_fmt = _("Cluster group '%(group_name)s' migration "
"timed out after %(time_elapsed)0.3fs. ")
class ClusterPropertyRetrieveFailed(ClusterException):
msg_fmt = _("Failed to retrieve a cluster property.")
class ClusterPropertyListEntryNotFound(ClusterPropertyRetrieveFailed):
msg_fmt = _("The specified cluster property list does not contain "
"an entry named '%(property_name)s'")
class ClusterPropertyListParsingError(ClusterPropertyRetrieveFailed):
msg_fmt = _("Parsing a cluster property list failed.")
class SCSIPageParsingError(Invalid):
msg_fmt = _("Parsing SCSI Page %(page)s failed. "
"Reason: %(reason)s.")
class SCSIIdDescriptorParsingError(Invalid):
msg_fmt = _("Parsing SCSI identification descriptor failed. "
"Reason: %(reason)s.")
class ResourceUpdateError(OSWinException):
msg_fmt = _("Failed to update the specified resource.")
class DiskUpdateError(OSWinException):
msg_fmt = _("Failed to update the specified disk.")