/usr/lib/python2.6/site-packages/novaclient/v2
Edit: /usr/lib/python2.6/site-packages/novaclient/v2/versions.py (3032B)
# Copyright 2014 NEC Corporation. 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.
"""
version interface
"""
from six.moves import urllib
from novaclient import base
from novaclient import client
from novaclient import exceptions as exc
class Version(base.Resource):
"""
Compute REST API information
"""
def __repr__(self):
return "
"
class VersionManager(base.ManagerWithFind):
resource_class = Version
def _is_session_client(self):
return isinstance(self.api.client, client.SessionClient)
def _get_current(self):
"""Returns info about current version."""
if self._is_session_client():
url = self.api.client.get_endpoint().rsplit("/", 1)[0]
# NOTE(sdague): many service providers don't really
# implement GET / in the expected way, if we do a GET /v2
# that's actually a 300 redirect to /v2/... because of how
# paste works. So adding the end slash is really important.
url = "%s/" % url
return self._get(url, "version")
else:
# NOTE(andreykurilin): HTTPClient doesn't have ability to send get
# request without token in the url, so `self._get` doesn't work.
all_versions = self.list()
url = self.client.management_url.rsplit("/", 1)[0]
for version in all_versions:
for link in version.links:
if link["href"].rstrip('/') == url:
return version
def get_current(self):
try:
return self._get_current()
except exc.Unauthorized:
# NOTE(sdague): RAX's repose configuration blocks access to the
# versioned endpoint, which is definitely non-compliant behavior.
# However, there is no defcore test for this yet. Remove this code
# block once we land things in defcore.
return None
def list(self):
"""List all versions."""
version_url = None
if self._is_session_client():
# NOTE: "list versions" API needs to be accessed without base
# URI (like "v2/{project-id}"), so here should be a scheme("http",
# etc.) and a hostname.
endpoint = self.api.client.get_endpoint()
url = urllib.parse.urlparse(endpoint)
version_url = '%s://%s/' % (url.scheme, url.netloc)
return self._list(version_url, "versions")