/usr/lib/python2.7/dist-packages/oslo/vmware/exceptions.py is in python-oslo.vmware 0.2-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# 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.
"""
Exception definitions.
"""
import logging
import six
from oslo.vmware.openstack.common.gettextutils import _
LOG = logging.getLogger(__name__)
ALREADY_EXISTS = 'AlreadyExists'
CANNOT_DELETE_FILE = 'CannotDeleteFile'
FILE_ALREADY_EXISTS = 'FileAlreadyExists'
FILE_FAULT = 'FileFault'
FILE_LOCKED = 'FileLocked'
FILE_NOT_FOUND = 'FileNotFound'
INVALID_PROPERTY = 'InvalidProperty'
NOT_AUTHENTICATED = 'NotAuthenticated'
class VimException(Exception):
"""The base exception class for all exceptions this library raises."""
def __init__(self, message, cause=None):
self.msg = message
self.cause = cause
def __str__(self):
descr = self.msg
if self.cause:
descr += '\nCause: ' + str(self.cause)
return descr
class VimSessionOverLoadException(VimException):
"""Thrown when there is an API call overload at the VMware server."""
pass
class VimConnectionException(VimException):
"""Thrown when there is a connection problem."""
pass
class VimAttributeException(VimException):
"""Thrown when a particular attribute cannot be found."""
pass
class VimFaultException(VimException):
"""Exception thrown when there are faults during VIM API calls."""
def __init__(self, fault_list, message, cause=None):
super(VimFaultException, self).__init__(message, cause)
self.fault_list = fault_list
def __str__(self):
descr = VimException.__str__(self)
if self.fault_list:
descr += '\nFaults: ' + str(self.fault_list)
return descr
class ImageTransferException(VimException):
"""Thrown when there is an error during image transfer."""
pass
class VMwareDriverException(Exception):
"""Base VMware Driver Exception
To correctly use this class, inherit from it and define
a 'msg_fmt' property. That msg_fmt will get printf'd
with the keyword arguments provided to the constructor.
"""
msg_fmt = _("An unknown exception occurred.")
def __init__(self, message=None, **kwargs):
self.kwargs = kwargs
if not message:
try:
message = self.msg_fmt % kwargs
except Exception:
# kwargs doesn't match a variable in the message
# log the issue and the kwargs
LOG.exception(_('Exception in string format operation'))
for name, value in six.iteritems(kwargs):
LOG.error("%s: %s" % (name, value))
# at least get the core message out if something happened
message = self.msg_fmt
super(VMwareDriverException, self).__init__(message)
class AlreadyExistsException(VMwareDriverException):
msg_fmt = _("Resource already exists.")
class CannotDeleteFileException(VMwareDriverException):
msg_fmt = _("Cannot delete file.")
class FileAlreadyExistsException(VMwareDriverException):
msg_fmt = _("File already exists.")
class FileFaultException(VMwareDriverException):
msg_fmt = _("File fault.")
class FileLockedException(VMwareDriverException):
msg_fmt = _("File locked.")
class FileNotFoundException(VMwareDriverException):
msg_fmt = _("File not found.")
class InvalidPropertyException(VMwareDriverException):
msg_fmt = _("Invalid property.")
class NotAuthenticatedException(VMwareDriverException):
msg_fmt = _("Not Authenticated.")
# Populate the fault registry with the exceptions that have
# special treatment.
_fault_classes_registry = {
ALREADY_EXISTS: AlreadyExistsException,
CANNOT_DELETE_FILE: CannotDeleteFileException,
FILE_ALREADY_EXISTS: FileAlreadyExistsException,
FILE_FAULT: FileFaultException,
FILE_LOCKED: FileLockedException,
FILE_NOT_FOUND: FileNotFoundException,
INVALID_PROPERTY: InvalidPropertyException,
NOT_AUTHENTICATED: NotAuthenticatedException,
}
def get_fault_class(name):
"""Get a named subclass of NovaException."""
name = str(name)
fault_class = _fault_classes_registry.get(name)
if not fault_class:
LOG.debug(_('Fault %s not matched.'), name)
fault_class = VMwareDriverException
return fault_class
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