41 lines
1.5 KiB
Python
41 lines
1.5 KiB
Python
# Copyright (c) 2015 Mirantis, Inc.
|
|
# 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_log import log as logging
|
|
from pecan import hooks
|
|
import webob.exc
|
|
|
|
from neutron._i18n import _
|
|
from neutron.api.v2 import base as v2base
|
|
from neutron.i18n import _LE
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class ExceptionTranslationHook(hooks.PecanHook):
|
|
def on_error(self, state, e):
|
|
# if it's already an http error, just return to let it go through
|
|
if isinstance(e, webob.exc.WSGIHTTPException):
|
|
return
|
|
for exc_class, to_class in v2base.FAULT_MAP.items():
|
|
if isinstance(e, exc_class):
|
|
raise to_class(getattr(e, 'msg', e.message))
|
|
# leaked unexpected exception, convert to boring old 500 error and
|
|
# hide message from user in case it contained sensitive details
|
|
LOG.exception(_LE("An unexpected exception was caught: %s"), e)
|
|
raise webob.exc.HTTPInternalServerError(
|
|
_("An unexpected internal error occurred."))
|