80 lines
2.9 KiB
Python
80 lines
2.9 KiB
Python
# 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 logging
|
|
|
|
from openstack import utils
|
|
|
|
|
|
_logger = logging.getLogger(__name__)
|
|
|
|
|
|
class Session(object):
|
|
|
|
def __init__(self, transport, authenticator):
|
|
"""Maintains client communication session.
|
|
|
|
Session layer which uses the transport for communication. The
|
|
authenticator also uses the transport to keep authenticated.
|
|
|
|
:param transport: A transport layer for the session.
|
|
:param authenticator: An authenticator to authenticate the session.
|
|
"""
|
|
self.transport = transport
|
|
self.authenticator = authenticator
|
|
|
|
def _request(self, service, path, method, authenticate=True, **kwargs):
|
|
"""Send an HTTP request with the specified characteristics.
|
|
|
|
Handle a session level request.
|
|
|
|
:param ServiceFilter service: Object that identifies service to
|
|
the authenticator.
|
|
:type service: :class:`openstack.auth.service_filter.ServiceFilter`
|
|
:param string path: Path relative to authentictor base url.
|
|
:param string method: The http method to use. (eg. 'GET', 'POST').
|
|
:param bool authenticate: True if a token should be attached
|
|
:param kwargs: any other parameter that can be passed to transport
|
|
and authenticator.
|
|
|
|
:returns: The response to the request.
|
|
"""
|
|
|
|
headers = kwargs.setdefault('headers', dict())
|
|
if authenticate:
|
|
token = self.authenticator.get_token(self.transport)
|
|
if token:
|
|
headers['X-Auth-Token'] = token
|
|
|
|
endpoint = self.authenticator.get_endpoint(self.transport, service)
|
|
url = utils.urljoin(endpoint, path)
|
|
|
|
return self.transport.request(method, url, **kwargs)
|
|
|
|
def head(self, service, path, **kwargs):
|
|
return self._request(service, path, 'HEAD', **kwargs)
|
|
|
|
def get(self, service, path, **kwargs):
|
|
return self._request(service, path, 'GET', **kwargs)
|
|
|
|
def post(self, service, path, **kwargs):
|
|
return self._request(service, path, 'POST', **kwargs)
|
|
|
|
def put(self, service, path, **kwargs):
|
|
return self._request(service, path, 'PUT', **kwargs)
|
|
|
|
def delete(self, service, path, **kwargs):
|
|
return self._request(service, path, 'DELETE', **kwargs)
|
|
|
|
def patch(self, service, path, **kwargs):
|
|
return self._request(service, path, 'PATCH', **kwargs)
|