python-zunclient/zunclient/exceptions.py
bhavani 872d8f2831 Removes utf-8 encoding and remove support for py34
The gating on python 3.4 is restricted to <= Mitaka.
This is due to the change from Ubuntu Trusty to Xenial,
where only python3.5 is available.
There is no need to continue to keep these settings.

Change-Id: Idadd9dbf89275cac6dac4cba55abe4ef13a9748a
2017-03-09 09:01:48 +00:00

74 lines
2.7 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 zunclient.common.apiclient import exceptions
from zunclient.common.apiclient.exceptions import * # noqa
# NOTE(akurilin): This alias is left here since v.0.1.3 to support backwards
# compatibility.
InvalidEndpoint = EndpointException
CommunicationError = ConnectionRefused
HTTPBadRequest = BadRequest
HTTPInternalServerError = InternalServerError
HTTPNotFound = NotFound
HTTPServiceUnavailable = ServiceUnavailable
class AmbiguousAuthSystem(ClientException):
"""Could not obtain token and endpoint using provided credentials."""
pass
# Alias for backwards compatibility
AmbigiousAuthSystem = AmbiguousAuthSystem
class InvalidAttribute(ClientException):
pass
def from_response(response, message=None, traceback=None, method=None,
url=None):
"""Return an HttpError instance based on response from httplib/requests."""
error_body = {}
if message:
error_body['message'] = message
if traceback:
error_body['details'] = traceback
if hasattr(response, 'status') and not hasattr(response, 'status_code'):
# NOTE(akurilin): These modifications around response object give
# ability to get all necessary information in method `from_response`
# from common code, which expecting response object from `requests`
# library instead of object from `httplib/httplib2` library.
response.status_code = response.status
response.headers = {
'Content-Type': response.getheader('content-type', "")}
if hasattr(response, 'status_code'):
# NOTE(hongbin): This allows SessionClient to handle faultstring.
response.json = lambda: {'error': error_body}
if (response.headers.get('Content-Type', '').startswith('text/') and
not hasattr(response, 'text')):
# NOTE(clif_h): There seems to be a case in the
# common.apiclient.exceptions module where if the
# content-type of the response is text/* then it expects
# the response to have a 'text' attribute, but that
# doesn't always seem to necessarily be the case.
# This is to work around that problem.
response.text = ''
return exceptions.from_response(response, method, url)