/usr/lib/python2.7/dist-packages/keystoneauth1/identity/v2.py is in python-keystoneauth1 3.4.0-0ubuntu1.
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# 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 abc
import six
from keystoneauth1 import _utils as utils
from keystoneauth1 import access
from keystoneauth1 import exceptions
from keystoneauth1.identity import base
_logger = utils.get_logger(__name__)
@six.add_metaclass(abc.ABCMeta)
class Auth(base.BaseIdentityPlugin):
"""Identity V2 Authentication Plugin.
:param string auth_url: Identity service endpoint for authorization.
:param string trust_id: Trust ID for trust scoping.
:param string tenant_id: Tenant ID for project scoping.
:param string tenant_name: Tenant name for project scoping.
:param bool reauthenticate: Allow fetching a new token if the current one
is going to expire. (optional) default True
"""
def __init__(self, auth_url,
trust_id=None,
tenant_id=None,
tenant_name=None,
reauthenticate=True):
super(Auth, self).__init__(auth_url=auth_url,
reauthenticate=reauthenticate)
self.trust_id = trust_id
self.tenant_id = tenant_id
self.tenant_name = tenant_name
def get_auth_ref(self, session, **kwargs):
headers = {'Accept': 'application/json'}
url = self.auth_url.rstrip('/') + '/tokens'
params = {'auth': self.get_auth_data(headers)}
if self.tenant_id:
params['auth']['tenantId'] = self.tenant_id
elif self.tenant_name:
params['auth']['tenantName'] = self.tenant_name
if self.trust_id:
params['auth']['trust_id'] = self.trust_id
_logger.debug('Making authentication request to %s', url)
resp = session.post(url, json=params, headers=headers,
authenticated=False, log=False)
try:
resp_data = resp.json()
except ValueError:
raise exceptions.InvalidResponse(response=resp)
if 'access' not in resp_data:
raise exceptions.InvalidResponse(response=resp)
return access.AccessInfoV2(resp_data)
@abc.abstractmethod
def get_auth_data(self, headers=None):
"""Return the authentication section of an auth plugin.
:param dict headers: The headers that will be sent with the auth
request if a plugin needs to add to them.
:return: A dict of authentication data for the auth type.
:rtype: dict
"""
@property
def has_scope_parameters(self):
"""Return true if parameters can be used to create a scoped token."""
return self.tenant_id or self.tenant_name or self.trust_id
_NOT_PASSED = object()
class Password(Auth):
"""A plugin for authenticating with a username and password.
A username or user_id must be provided.
:param string auth_url: Identity service endpoint for authorization.
:param string username: Username for authentication.
:param string password: Password for authentication.
:param string user_id: User ID for authentication.
:param string trust_id: Trust ID for trust scoping.
:param string tenant_id: Tenant ID for tenant scoping.
:param string tenant_name: Tenant name for tenant scoping.
:param bool reauthenticate: Allow fetching a new token if the current one
is going to expire. (optional) default True
:raises TypeError: if a user_id or username is not provided.
"""
def __init__(self, auth_url, username=_NOT_PASSED, password=None,
user_id=_NOT_PASSED, **kwargs):
super(Password, self).__init__(auth_url, **kwargs)
if username is _NOT_PASSED and user_id is _NOT_PASSED:
msg = 'You need to specify either a username or user_id'
raise TypeError(msg)
if username is _NOT_PASSED:
username = None
if user_id is _NOT_PASSED:
user_id = None
self.user_id = user_id
self.username = username
self.password = password
def get_auth_data(self, headers=None):
auth = {'password': self.password}
if self.username:
auth['username'] = self.username
elif self.user_id:
auth['userId'] = self.user_id
return {'passwordCredentials': auth}
def get_cache_id_elements(self):
return {'username': self.username,
'user_id': self.user_id,
'password': self.password,
'auth_url': self.auth_url,
'tenant_id': self.tenant_id,
'tenant_name': self.tenant_name,
'trust_id': self.trust_id}
class Token(Auth):
"""A plugin for authenticating with an existing token.
:param string auth_url: Identity service endpoint for authorization.
:param string token: Existing token for authentication.
:param string tenant_id: Tenant ID for tenant scoping.
:param string tenant_name: Tenant name for tenant scoping.
:param string trust_id: Trust ID for trust scoping.
:param bool reauthenticate: Allow fetching a new token if the current one
is going to expire. (optional) default True
"""
def __init__(self, auth_url, token, **kwargs):
super(Token, self).__init__(auth_url, **kwargs)
self.token = token
def get_auth_data(self, headers=None):
if headers is not None:
headers['X-Auth-Token'] = self.token
return {'token': {'id': self.token}}
def get_cache_id_elements(self):
return {'token': self.token,
'auth_url': self.auth_url,
'tenant_id': self.tenant_id,
'tenant_name': self.tenant_name,
'trust_id': self.trust_id}
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