162 lines
5.1 KiB
Python
162 lines
5.1 KiB
Python
# Copyright 2012 OpenStack Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from keystone.common import extension
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from keystone.common import wsgi
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from keystone import config
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from keystone import exception
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from keystone.openstack.common import log
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LOG = log.getLogger(__name__)
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CONF = config.CONF
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MEDIA_TYPE_JSON = 'application/vnd.openstack.identity-%s+json'
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MEDIA_TYPE_XML = 'application/vnd.openstack.identity-%s+xml'
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_VERSIONS = []
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class Extensions(wsgi.Application):
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"""Base extensions controller to be extended by public and admin API's."""
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# extend in subclass to specify the set of extensions
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@property
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def extensions(self):
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return None
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def get_extensions_info(self, context):
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return {'extensions': {'values': self.extensions.values()}}
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def get_extension_info(self, context, extension_alias):
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try:
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return {'extension': self.extensions[extension_alias]}
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except KeyError:
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raise exception.NotFound(target=extension_alias)
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class AdminExtensions(Extensions):
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@property
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def extensions(self):
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return extension.ADMIN_EXTENSIONS
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class PublicExtensions(Extensions):
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@property
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def extensions(self):
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return extension.PUBLIC_EXTENSIONS
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def register_version(version):
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_VERSIONS.append(version)
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class Version(wsgi.Application):
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def __init__(self, version_type):
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self.endpoint_url_type = version_type
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super(Version, self).__init__()
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def _get_identity_url(self, context, version):
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"""Returns a URL to keystone's own endpoint."""
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url = self.base_url(context, self.endpoint_url_type)
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return '%s/%s/' % (url, version)
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def _get_versions_list(self, context):
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"""The list of versions is dependent on the context."""
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versions = {}
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if 'v2.0' in _VERSIONS:
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versions['v2.0'] = {
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'id': 'v2.0',
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'status': 'stable',
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'updated': '2014-04-17T00:00:00Z',
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'links': [
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{
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'rel': 'self',
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'href': self._get_identity_url(context, 'v2.0'),
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}, {
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'rel': 'describedby',
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'type': 'text/html',
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'href': 'http://docs.openstack.org/api/openstack-'
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'identity-service/2.0/content/'
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}, {
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'rel': 'describedby',
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'type': 'application/pdf',
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'href': 'http://docs.openstack.org/api/openstack-'
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'identity-service/2.0/identity-dev-guide-'
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'2.0.pdf'
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}
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],
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'media-types': [
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{
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'base': 'application/json',
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'type': MEDIA_TYPE_JSON % 'v2.0'
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}, {
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'base': 'application/xml',
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'type': MEDIA_TYPE_XML % 'v2.0'
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}
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]
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}
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if 'v3' in _VERSIONS:
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versions['v3'] = {
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'id': 'v3.0',
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'status': 'stable',
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'updated': '2013-03-06T00:00:00Z',
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'links': [
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{
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'rel': 'self',
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'href': self._get_identity_url(context, 'v3'),
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}
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],
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'media-types': [
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{
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'base': 'application/json',
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'type': MEDIA_TYPE_JSON % 'v3'
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}, {
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'base': 'application/xml',
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'type': MEDIA_TYPE_XML % 'v3'
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}
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]
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}
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return versions
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def get_versions(self, context):
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versions = self._get_versions_list(context)
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return wsgi.render_response(status=(300, 'Multiple Choices'), body={
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'versions': {
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'values': versions.values()
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}
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})
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def get_version_v2(self, context):
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versions = self._get_versions_list(context)
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if 'v2.0' in _VERSIONS:
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return wsgi.render_response(body={
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'version': versions['v2.0']
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})
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else:
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raise exception.VersionNotFound(version='v2.0')
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def get_version_v3(self, context):
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versions = self._get_versions_list(context)
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if 'v3' in _VERSIONS:
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return wsgi.render_response(body={
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'version': versions['v3']
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})
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else:
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raise exception.VersionNotFound(version='v3')
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