/usr/lib/python2.7/dist-packages/neutronclient/common/exceptions.py is in python-neutronclient 1:6.7.0-0ubuntu1.
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.
from oslo_utils import encodeutils
import six
from neutronclient._i18n import _
"""
Neutron base exception handling.
Exceptions are classified into three categories:
* Exceptions corresponding to exceptions from neutron server:
This type of exceptions should inherit one of exceptions
in HTTP_EXCEPTION_MAP.
* Exceptions from client library:
This type of exceptions should inherit NeutronClientException.
* Exceptions from CLI code:
This type of exceptions should inherit NeutronCLIError.
"""
# NOTE: This method is defined here to avoid
# an import loop between common.utils and this module.
def _safe_decode_dict(kwargs):
for k, v in kwargs.items():
kwargs[k] = encodeutils.safe_decode(v)
return kwargs
@six.python_2_unicode_compatible
class NeutronException(Exception):
"""Base Neutron Exception.
To correctly use this class, inherit from it and define
a 'message' property. That message will get printf'd
with the keyword arguments provided to the constructor.
"""
message = _("An unknown exception occurred.")
def __init__(self, message=None, **kwargs):
if message:
self.message = message
try:
self._error_string = self.message % _safe_decode_dict(kwargs)
except Exception:
# at least get the core message out if something happened
self._error_string = self.message
def __str__(self):
return self._error_string
class NeutronClientException(NeutronException):
"""Base exception which exceptions from Neutron are mapped into.
NOTE: on the client side, we use different exception types in order
to allow client library users to handle server exceptions in try...except
blocks. The actual error message is the one generated on the server side.
"""
status_code = 0
req_ids_msg = _("Neutron server returns request_ids: %s")
request_ids = []
def __init__(self, message=None, **kwargs):
self.request_ids = kwargs.get('request_ids')
if 'status_code' in kwargs:
self.status_code = kwargs['status_code']
if self.request_ids:
req_ids_msg = self.req_ids_msg % self.request_ids
if message:
message = _('%(msg)s\n%(id)s') % {'msg': message,
'id': req_ids_msg}
else:
message = req_ids_msg
super(NeutronClientException, self).__init__(message, **kwargs)
# Base exceptions from Neutron
class BadRequest(NeutronClientException):
status_code = 400
class Unauthorized(NeutronClientException):
status_code = 401
message = _("Unauthorized: bad credentials.")
class Forbidden(NeutronClientException):
status_code = 403
message = _("Forbidden: your credentials don't give you access to this "
"resource.")
class NotFound(NeutronClientException):
status_code = 404
class Conflict(NeutronClientException):
status_code = 409
class InternalServerError(NeutronClientException):
status_code = 500
class ServiceUnavailable(NeutronClientException):
status_code = 503
HTTP_EXCEPTION_MAP = {
400: BadRequest,
401: Unauthorized,
403: Forbidden,
404: NotFound,
409: Conflict,
500: InternalServerError,
503: ServiceUnavailable,
}
# Exceptions mapped to Neutron server exceptions
# These are defined if a user of client library needs specific exception.
# Exception name should be <Neutron Exception Name> + 'Client'
# e.g., NetworkNotFound -> NetworkNotFoundClient
class NetworkNotFoundClient(NotFound):
pass
class PortNotFoundClient(NotFound):
pass
class StateInvalidClient(BadRequest):
pass
class NetworkInUseClient(Conflict):
pass
class PortInUseClient(Conflict):
pass
class IpAddressInUseClient(Conflict):
pass
class IpAddressAlreadyAllocatedClient(Conflict):
pass
class InvalidIpForNetworkClient(BadRequest):
pass
class InvalidIpForSubnetClient(BadRequest):
pass
class OverQuotaClient(Conflict):
pass
class IpAddressGenerationFailureClient(Conflict):
pass
class MacAddressInUseClient(Conflict):
pass
class HostNotCompatibleWithFixedIpsClient(Conflict):
pass
class ExternalIpAddressExhaustedClient(BadRequest):
pass
# Exceptions from client library
class NoAuthURLProvided(Unauthorized):
message = _("auth_url was not provided to the Neutron client")
class EndpointNotFound(NeutronClientException):
message = _("Could not find Service or Region in Service Catalog.")
class EndpointTypeNotFound(NeutronClientException):
message = _("Could not find endpoint type %(type_)s in Service Catalog.")
class AmbiguousEndpoints(NeutronClientException):
message = _("Found more than one matching endpoint in Service Catalog: "
"%(matching_endpoints)")
class RequestURITooLong(NeutronClientException):
"""Raised when a request fails with HTTP error 414."""
def __init__(self, **kwargs):
self.excess = kwargs.get('excess', 0)
super(RequestURITooLong, self).__init__(**kwargs)
class ConnectionFailed(NeutronClientException):
message = _("Connection to neutron failed: %(reason)s")
class SslCertificateValidationError(NeutronClientException):
message = _("SSL certificate validation has failed: %(reason)s")
class MalformedResponseBody(NeutronClientException):
message = _("Malformed response body: %(reason)s")
class InvalidContentType(NeutronClientException):
message = _("Invalid content type %(content_type)s.")
# Command line exceptions
class NeutronCLIError(NeutronException):
"""Exception raised when command line parsing fails."""
pass
class CommandError(NeutronCLIError):
pass
class UnsupportedVersion(NeutronCLIError):
"""Indicates usage of an unsupported API version
Indicates that the user is trying to use an unsupported version of
the API.
"""
pass
class NeutronClientNoUniqueMatch(NeutronCLIError):
message = _("Multiple %(resource)s matches found for name '%(name)s',"
" use an ID to be more specific.")
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