poppy/poppy/transport/pecan/hooks/context.py

59 lines
2.1 KiB
Python

# Copyright (c) 2014 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
from pecan import hooks
from poppy.openstack.common import context
from poppy.openstack.common import local
class PoppyRequestContext(context.RequestContext):
def __init__(self, **kwargs):
self.base_url = kwargs.pop('base_url')
super(PoppyRequestContext, self).__init__(**kwargs)
class ContextHook(hooks.PecanHook):
def before(self, state):
context_kwargs = {}
if 'X-Project-ID' in state.request.headers:
context_kwargs['tenant'] = state.request.headers['X-Project-ID']
context_kwargs['base_url'] = (
state.request.host_url +
'/'.join(state.request.path.split('/')[0:2]))
if 'X-Auth-Token' in state.request.headers:
context_kwargs['auth_token'] = (
state.request.headers['X-Auth-Token']
)
# if we still dont have a tenant, then return a 400
if 'tenant' not in context_kwargs:
pecan.abort(400, detail="The Project ID must be provided.")
request_context = PoppyRequestContext(**context_kwargs)
state.request.context = request_context
local.store.context = request_context
'''Attach tenant_id as a member variable project_id to controller.'''
state.controller.__self__.project_id = getattr(local.store.context,
"tenant", None)
state.controller.__self__.base_url = getattr(local.store.context,
"base_url", None)