tacker/tacker/openstack/common/middleware/audit.py

45 lines
1.7 KiB
Python

# Copyright (c) 2013 OpenStack Foundation
# 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.
"""
Attach open standard audit information to request.environ
AuditMiddleware filter should be place after Keystone's auth_token middleware
in the pipeline so that it can utilise the information Keystone provides.
"""
from pycadf.audit import api as cadf_api
from tacker.openstack.common.middleware import notifier
class AuditMiddleware(notifier.RequestNotifier):
def __init__(self, app, **conf):
super(AuditMiddleware, self).__init__(app, **conf)
self.cadf_audit = cadf_api.OpenStackAuditApi()
@notifier.log_and_ignore_error
def process_request(self, request):
self.cadf_audit.append_audit_event(request)
super(AuditMiddleware, self).process_request(request)
@notifier.log_and_ignore_error
def process_response(self, request, response,
exception=None, traceback=None):
self.cadf_audit.mod_audit_event(request, response)
super(AuditMiddleware, self).process_response(request, response,
exception, traceback)