barbican/barbican/api/hooks.py
zhulingjie 1984fb4136 Update json module to jsonutils
1. oslo project provide jsonutils, and barbican use it in many place[1],
this PS to update the remained json moudule to oslo jsonutils for
consistency.
2. update the primary jsonutils to use alias json

[1]: https://github.com/openstack/barbican/search?utf8=%E2%9C%93&q=jsonutils&type=

Change-Id: I958a711db17bb1aa86fc4cd23c00cec185b84ab2
2019-03-07 07:02:48 +00:00

57 lines
1.7 KiB
Python

# Copyright (c) 2015 Rackspace, Inc.
#
# 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.
import pecan
import webob
from oslo_serialization import jsonutils as json
try:
import newrelic.agent
newrelic_loaded = True
except ImportError:
newrelic_loaded = False
from barbican.model import repositories
class JSONErrorHook(pecan.hooks.PecanHook):
def on_error(self, state, exc):
if isinstance(exc, webob.exc.HTTPError):
exc.body = json.dump_as_bytes({
'code': exc.status_int,
'title': exc.title,
'description': exc.detail
})
state.response.content_type = "application/json"
return exc.body
class BarbicanTransactionHook(pecan.hooks.TransactionHook):
"""Custom hook for Barbican transactions."""
def __init__(self):
super(BarbicanTransactionHook, self).__init__(
start=repositories.start,
start_ro=repositories.start_read_only,
commit=repositories.commit,
rollback=repositories.rollback,
clear=repositories.clear
)
class NewRelicHook(pecan.hooks.PecanHook):
def on_error(self, state, exc):
if newrelic_loaded:
newrelic.agent.record_exception()