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#
# 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 os
import requests
from keystoneauth1 import loading
from keystoneauth1 import plugin
from oslo_log import log
LOG = log.getLogger(__name__)
# noinspection PyAbstractClass
class VitrageNoAuthPlugin(plugin.BaseAuthPlugin):
"""No authentication plugin for Vitrage
This is a keystoneauth plugin that instead of
doing authentication, it just fill the 'x-user-id'
and 'x-project-id' headers with the user provided one.
"""
def __init__(self, user_id, project_id, roles, endpoint):
self._user_id = user_id
self._project_id = project_id
self._endpoint = endpoint
self._roles = roles
def get_token(self, session, **kwargs):
return '<no-token-needed>'
def get_headers(self, session, **kwargs):
return {'x-user-id': self._user_id,
'x-project-id': self._project_id,
'x-roles': self._roles}
def get_user_id(self, session, **kwargs):
return self._user_id
def get_project_id(self, session, **kwargs):
return self._project_id
def get_endpoint(self, session, **kwargs):
return self._endpoint
class VitrageOpt(loading.Opt):
@property
def argparse_args(self):
return ['--%s' % o.name for o in self._all_opts]
@property
def argparse_default(self):
# select the first ENV that is not false-y or return None
for o in self._all_opts:
v = os.environ.get('VITRAGE_%s' % o.name.replace('-', '_').upper())
if v:
return v
return self.default
class VitrageNoAuthLoader(loading.BaseLoader):
plugin_class = VitrageNoAuthPlugin
def get_options(self):
options = super(VitrageNoAuthLoader, self).get_options()
options.extend([
VitrageOpt('user-id', help='User ID', required=True),
VitrageOpt('project-id', help='Project ID', required=True),
VitrageOpt('roles', help='Roles', default="admin"),
VitrageOpt('endpoint', help='Vitrage endpoint', required=True),
])
return options
# noinspection PyAbstractClass
class VitrageKeycloakPlugin(plugin.BaseAuthPlugin):
"""Authentication plugin for Keycloak """
def __init__(self, username, password, realm_name, endpoint, auth_url,
openid_client_id):
self.username = username
self.password = password
self.realm_name = realm_name
self.endpoint = endpoint
self.auth_url = auth_url
self.client_id = openid_client_id
self.verify = True
def get_headers(self, session, **kwargs):
self.verify = session.verify
return {'X-Auth-Token': self._authenticate_keycloak(),
'x-user-id': self.username,
'x-project-id': self.realm_name}
def get_endpoint(self, session, **kwargs):
return self.endpoint
def _authenticate_keycloak(self):
keycloak_endpoint = "%s/realms/%s/protocol/openid-connect/token" % \
(self.auth_url, self.realm_name)
body = {
'grant_type': 'password',
'username': self.username,
'password': self.password,
'client_id': self.client_id,
'scope': 'profile'
}
resp = requests.post(keycloak_endpoint,
data=body,
verify=self.verify)
try:
resp.raise_for_status()
except Exception as e:
LOG.error('Failed to get access token: %s', str(e))
return resp.json()['access_token']
class VitrageKeycloakLoader(loading.BaseLoader):
plugin_class = VitrageKeycloakPlugin
def get_options(self):
options = super(VitrageKeycloakLoader, self).get_options()
options.extend([
VitrageOpt('username', help='User Name', required=True),
VitrageOpt('password', help='password', required=True),
VitrageOpt('realm-name', help='Realm Name', required=True),
VitrageOpt('endpoint', help='Vitrage Endpoint', required=True),
VitrageOpt('auth-url', help='Keycloak Url', required=True),
VitrageOpt('openid-client-id', help='Keycloak client id',
required=True),
])
return options
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