designate/designate/api/versions.py

59 lines
1.7 KiB
Python

# Copyright 2012 Hewlett-Packard Development Company, L.P. All Rights Reserved.
#
# Author: Kiall Mac Innes <kiall@hpe.com>
#
# 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 flask
from oslo_config import cfg
cfg.CONF.import_opt('enable_host_header', 'designate.api', group='service:api')
def factory(global_config, **local_conf):
app = flask.Flask('designate.api.versions')
versions = []
base = cfg.CONF['service:api'].api_base_uri.rstrip('/')
def _host_header_links():
del versions[:]
host_url = flask.request.host_url.rstrip('/')
_version('v2', 'CURRENT', host_url)
def _version(version, status, base_uri):
versions.append({
'id': '%s' % version,
'status': status,
'links': [{
'href': base_uri + '/' + version,
'rel': 'self'
}]
})
if cfg.CONF['service:api'].enable_api_v2:
_version('v2', 'CURRENT', base)
@app.route('/', methods=['GET'])
def version_list():
if cfg.CONF['service:api'].enable_host_header:
_host_header_links()
return flask.jsonify({
"versions": {
"values": versions
}
})
return app