e3029a51fd
Make use of the correct translations method. TrivialFix Change-Id: Icc43f5b514fee16a146827d11beb45e5e49d4fed
114 lines
3.4 KiB
Python
114 lines
3.4 KiB
Python
# Copyright 2015 Rackspace
|
|
#
|
|
# 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.
|
|
|
|
from keystoneauth1.identity import v2 as v2_client
|
|
from keystoneauth1.identity import v3 as v3_client
|
|
from keystoneauth1 import session
|
|
from oslo_config import cfg
|
|
from oslo_log import log as logging
|
|
from oslo_utils import excutils
|
|
|
|
from neutron_lbaas._i18n import _, _LE
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
_SESSION = None
|
|
OPTS = [
|
|
cfg.StrOpt(
|
|
'auth_url',
|
|
default='http://127.0.0.1:5000/v2.0',
|
|
help=_('Authentication endpoint'),
|
|
),
|
|
cfg.StrOpt(
|
|
'admin_user',
|
|
default='admin',
|
|
help=_('The service admin user name'),
|
|
),
|
|
cfg.StrOpt(
|
|
'admin_tenant_name',
|
|
default='admin',
|
|
help=_('The service admin tenant name'),
|
|
),
|
|
cfg.StrOpt(
|
|
'admin_password',
|
|
default='password',
|
|
help=_('The service admin password'),
|
|
),
|
|
cfg.StrOpt(
|
|
'admin_user_domain',
|
|
default='admin',
|
|
help=_('The admin user domain name'),
|
|
),
|
|
cfg.StrOpt(
|
|
'admin_project_domain',
|
|
default='admin',
|
|
help=_('The admin project domain name'),
|
|
),
|
|
cfg.StrOpt(
|
|
'region',
|
|
default='RegionOne',
|
|
help=_('The deployment region'),
|
|
),
|
|
cfg.StrOpt(
|
|
'service_name',
|
|
default='lbaas',
|
|
help=_('The name of the service'),
|
|
),
|
|
cfg.StrOpt(
|
|
'auth_version',
|
|
default='2',
|
|
help=_('The auth version used to authenticate'),
|
|
)
|
|
]
|
|
|
|
cfg.CONF.register_opts(OPTS, 'service_auth')
|
|
|
|
|
|
def get_session():
|
|
"""Initializes a Keystone session.
|
|
|
|
:returns: a Keystone Session object
|
|
:raises Exception: if the session cannot be established
|
|
"""
|
|
global _SESSION
|
|
if not _SESSION:
|
|
|
|
auth_url = cfg.CONF.service_auth.auth_url
|
|
kwargs = {'auth_url': auth_url,
|
|
'username': cfg.CONF.service_auth.admin_user,
|
|
'password': cfg.CONF.service_auth.admin_password}
|
|
|
|
if cfg.CONF.service_auth.auth_version == '2':
|
|
client = v2_client
|
|
kwargs['tenant_name'] = cfg.CONF.service_auth.admin_tenant_name
|
|
elif cfg.CONF.service_auth.auth_version == '3':
|
|
client = v3_client
|
|
kwargs['project_name'] = cfg.CONF.service_auth.admin_tenant_name
|
|
kwargs['user_domain_name'] = (cfg.CONF.service_auth.
|
|
admin_user_domain)
|
|
kwargs['project_domain_name'] = (cfg.CONF.service_auth.
|
|
admin_project_domain)
|
|
else:
|
|
raise Exception('Unknown keystone version!')
|
|
|
|
try:
|
|
kc = client.Password(**kwargs)
|
|
_SESSION = session.Session(auth=kc)
|
|
except Exception:
|
|
with excutils.save_and_reraise_exception():
|
|
LOG.exception(_LE("Error creating Keystone session."))
|
|
|
|
return _SESSION
|