logger = logging.getLogger('keystone_utils')
-V2_VERSION = 'v2.0'
+V2_VERSION_NUM = 2.0
+V2_VERSION_STR = 'v' + str(V2_VERSION_NUM)
def get_session_auth(os_creds):
req_session.proxies = {
'http':
os_creds.proxy_settings.host + ':' +
- os_creds.proxy_settings.port}
+ os_creds.proxy_settings.port,
+ 'https':
+ os_creds.proxy_settings.https_host + ':' +
+ os_creds.proxy_settings.https_port
+ }
return session.Session(auth=auth, session=req_session,
verify=os_creds.cacert)
"""
return Client(
version=os_creds.identity_api_version,
- session=keystone_session(os_creds), interface=os_creds.interface)
+ session=keystone_session(os_creds),
+ interface=os_creds.interface,
+ region_name=os_creds.region_name)
def get_endpoint(os_creds, service_type, interface='public'):
:param os_creds: the OpenStack credentials used to obtain the Keystone
client if the keystone parameter is None
:param project_name: the name to query
- :return: the ID or None
+ :return: the SNAPS-OO Project domain object or None
"""
if not project_name:
return None
if os_creds:
keystone = keystone_client(os_creds)
else:
- raise Exception('Cannot lookup project without the proper '
- 'credentials')
+ raise KeystoneException(
+ 'Cannot lookup project without the proper credentials')
- if keystone.version == V2_VERSION:
+ if keystone.version == V2_VERSION_STR:
projects = keystone.tenants.list()
else:
projects = keystone.projects.list(**{'name': project_name})
for project in projects:
+ domain_id = None
+ if keystone.version != V2_VERSION_STR:
+ domain_id = project.domain_id
if project.name == project_name:
- return Project(name=project.name, project_id=project.id)
+ return Project(name=project.name, project_id=project.id,
+ domain_id=domain_id)
return None
:param project_settings: the project configuration
:return: SNAPS-OO Project domain object
"""
- if keystone.version == V2_VERSION:
- return keystone.tenants.create(
+ domain_id = None
+
+ if keystone.version == V2_VERSION_STR:
+ os_project = keystone.tenants.create(
project_settings.name, project_settings.description,
project_settings.enabled)
+ else:
+ os_project = keystone.projects.create(
+ project_settings.name, project_settings.domain,
+ description=project_settings.description,
+ enabled=project_settings.enabled)
+ domain_id = os_project.domain_id
- return keystone.projects.create(
- project_settings.name, project_settings.domain,
- description=project_settings.description,
- enabled=project_settings.enabled)
+ return Project(
+ name=os_project.name, project_id=os_project.id, domain_id=domain_id)
def delete_project(keystone, project):
:param keystone: the Keystone clien
:param project: the SNAPS-OO Project domain object
"""
- if keystone.version == V2_VERSION:
+ if keystone.version == V2_VERSION_STR:
keystone.tenants.delete(project.id)
else:
keystone.projects.delete(project.id)
project = get_project(keystone=keystone,
project_name=user_settings.project_name)
- if keystone.version == V2_VERSION:
+ if keystone.version == V2_VERSION_STR:
project_id = None
if project:
project_id = project.id
domain=user_settings.domain_name, enabled=user_settings.enabled)
for role_name, role_project in user_settings.roles.items():
- os_role = _get_os_role_by_name(keystone, role_name)
+ os_role = get_role_by_name(keystone, role_name)
os_project = get_project(keystone=keystone, project_name=role_project)
if os_role and os_project:
- existing_roles = _get_os_roles_by_user(keystone, os_user,
- os_project)
+ existing_roles = get_roles_by_user(keystone, os_user,
+ os_project)
found = False
for role in existing_roles:
if role.id == os_role.id:
keystone.users.delete(user.id)
-def _get_os_role_by_name(keystone, name):
+def get_role_by_name(keystone, name):
"""
Returns an OpenStack role object of a given name or None if not exists
:param keystone: the keystone client
return Role(name=role.name, role_id=role.id)
-def _get_os_roles_by_user(keystone, user, project):
+def get_roles_by_user(keystone, user, project):
"""
- Returns a list of OpenStack role object associated with a user
+ Returns a list of SNAPS-OO Role domain objects associated with a user
:param keystone: the keystone client
:param user: the OpenStack user object
:param project: the OpenStack project object (only required for v2)
:return: a list of SNAPS-OO Role domain objects
"""
- if keystone.version == V2_VERSION:
+ if keystone.version == V2_VERSION_STR:
os_user = __get_os_user(keystone, user)
roles = keystone.roles.roles_for_user(os_user, project)
else:
return out
-def __get_os_role_by_id(keystone, role_id):
+def get_role_by_id(keystone, role_id):
"""
Returns an OpenStack role object of a given name or None if not exists
:param keystone: the keystone client
:return:
"""
- os_role = __get_os_role_by_id(keystone, role.id)
- if keystone.version == V2_VERSION:
+ os_role = get_role_by_id(keystone, role.id)
+ if keystone.version == V2_VERSION_STR:
keystone.roles.add_user_role(user, os_role, tenant=project)
else:
keystone.roles.grant(os_role, user=user, project=project)
+
+
+class KeystoneException(Exception):
+ """
+ Exception when calls to the Keystone client cannot be served properly
+ """