10c5961426
Using a mutable type implies that it's acceptable for the set of publicly-accessible attributes to be mutated at runtime, which defeats their intended purpose of documenting the public interface. Tuples are immutable. Change-Id: Ib3ab93224ba240040b08ece481ef5ba620c3f658
51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
# 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 keystoneauth1.exceptions import base
|
|
|
|
|
|
__all__ = ('ConnectionError',
|
|
'ConnectTimeout',
|
|
'ConnectFailure',
|
|
'SSLError',
|
|
'RetriableConnectionFailure',
|
|
'UnknownConnectionError')
|
|
|
|
|
|
class RetriableConnectionFailure(Exception):
|
|
"""A mixin class that implies you can retry the most recent request."""
|
|
pass
|
|
|
|
|
|
class ConnectionError(base.ClientException):
|
|
message = "Cannot connect to API service."
|
|
|
|
|
|
class ConnectTimeout(ConnectionError, RetriableConnectionFailure):
|
|
message = "Timed out connecting to service."
|
|
|
|
|
|
class ConnectFailure(ConnectionError, RetriableConnectionFailure):
|
|
message = "Connection failure that may be retried."
|
|
|
|
|
|
class SSLError(ConnectionError):
|
|
message = "An SSL error occurred."
|
|
|
|
|
|
class UnknownConnectionError(ConnectionError):
|
|
"""An error was encountered but we don't know what it is."""
|
|
|
|
def __init__(self, msg, original):
|
|
super(UnknownConnectionError, self).__init__(msg)
|
|
self.original = original
|