Rating service for OpenStack
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# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
# 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 os
import flask
import flask_restful
from oslo_config import cfg
from oslo_log import log
from paste import deploy
from werkzeug.middleware import dispatcher
from cloudkitty.api import root as api_root
from cloudkitty.api.v1 import get_api_app as get_v1_app
from cloudkitty.api.v2 import get_api_app as get_v2_app
from cloudkitty import service
LOG = log.getLogger(__name__)
auth_opts = [
help="Configuration file for WSGI definition of API."),
choices=['noauth', 'keystone'],
help=("The strategy to use for auth. Supports noauth and "
api_opts = [
help='The port for the cloudkitty API server.'),
CONF.import_opt('version', 'cloudkitty.storage', 'storage')
CONF.register_opts(api_opts, group='api')
def setup_app():
root_app = flask.Flask('cloudkitty')
root_api = flask_restful.Api(root_app)
root_api.add_resource(api_root.CloudkittyAPIRoot, '/')
dispatch_dict = {
'/v1': get_v1_app(),
'/v2': get_v2_app(),
# Disabling v2 api in case v1 storage is used
if CONF.storage.version < 2:
LOG.warning('v1 storage is used, disabling v2 API')
app = dispatcher.DispatcherMiddleware(root_app, dispatch_dict)
return app
def load_app():
cfg_file = None
cfg_path = cfg.CONF.api_paste_config
if not os.path.isabs(cfg_path):
cfg_file = CONF.find_file(cfg_path)
elif os.path.exists(cfg_path):
cfg_file = cfg_path
if not cfg_file:
raise cfg.ConfigFilesNotFoundError([cfg.CONF.api_paste_config])
LOG.info("Full WSGI config used: %s", cfg_file)
appname = "cloudkitty+{}".format(cfg.CONF.auth_strategy)
LOG.info("Cloudkitty API with '%s' auth type will be loaded.",
return deploy.loadapp("config:" + cfg_file, name=appname)
def build_wsgi_app(argv=None):
return load_app()
def app_factory(global_config, **local_conf):
return setup_app()