1 ##############################################################################
2 # Copyright (c) 2017 NEC Corporation and others.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
12 from keystoneauth1 import loading
13 from keystoneauth1 import session
16 def get_identity_auth(username=None, password=None, project=None):
17 auth_url = os.environ['OS_AUTH_URL']
18 username = username or os.environ['OS_USERNAME']
19 password = password or os.environ['OS_PASSWORD']
20 user_domain_name = os.environ.get('OS_USER_DOMAIN_NAME') or 'default'
21 user_domain_id = os.environ.get('OS_USER_DOMAIN_ID') or 'default'
22 project_name = project or os.environ.get('OS_PROJECT_NAME') \
23 or os.environ.get('OS_TENANT_NAME')
24 project_domain_name = os.environ.get('OS_PROJECT_DOMAIN_NAME') or 'default'
25 project_domain_id = os.environ.get('OS_PROJECT_DOMAIN_ID') or 'default'
27 loader = loading.get_plugin_loader('password')
28 return loader.load_from_options(
32 user_domain_name=user_domain_name,
33 user_domain_id=user_domain_id,
34 project_name=project_name,
35 tenant_name=project_name,
36 project_domain_name=project_domain_name,
37 project_domain_id=project_domain_id)
40 def get_session(auth=None):
41 """Get a user credentials auth session."""
43 auth = get_identity_auth()
44 return session.Session(auth=auth)