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# Copyright (c) 2017 Cable Television Laboratories, Inc. ("CableLabs")
# and others. All rights reserved.
#
# 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 logging
from keystoneclient.exceptions import NotFound
from snaps.openstack.os_credentials import OSCreds
from snaps.openstack.utils import keystone_utils
__author__ = 'spisarski'
logger = logging.getLogger('create_user')
class OpenStackUser:
"""
Class responsible for creating a user in OpenStack
"""
def __init__(self, os_creds, user_settings):
"""
Constructor
:param os_creds: The OpenStack connection credentials
:param user_settings: The user settings
:return:
"""
self.__os_creds = os_creds
self.user_settings = user_settings
self.__user = None
self.__keystone = None
def create(self, cleanup=False):
"""
Creates the user in OpenStack if it does not already exist
:param cleanup: Denotes whether or not this is being called for cleanup
:return: The OpenStack user object
"""
self.__keystone = keystone_utils.keystone_client(self.__os_creds)
self.__user = keystone_utils.get_user(self.__keystone,
self.user_settings.name)
if not self.__user and not cleanup:
self.__user = keystone_utils.create_user(self.__keystone,
self.user_settings)
return self.__user
def clean(self):
"""
Cleanse environment of user
:return: void
"""
if self.__user:
try:
keystone_utils.delete_user(self.__keystone, self.__user)
except NotFound:
pass
self.__user = None
def get_user(self):
"""
Returns the OpenStack user object populated in create()
:return: the Object or None if not created
"""
return self.__user
def get_os_creds(self, project_name=None):
"""
Returns an OSCreds object based on this user account and a project
:param project_name: the name of the project to leverage in the
credentials
:return:
"""
return OSCreds(
username=self.user_settings.name,
password=self.user_settings.password,
auth_url=self.__os_creds.auth_url,
project_name=project_name,
identity_api_version=self.__os_creds.identity_api_version,
user_domain_name=self.__os_creds.user_domain_name,
user_domain_id=self.__os_creds.user_domain_id,
project_domain_name=self.__os_creds.project_domain_name,
project_domain_id=self.__os_creds.project_domain_id,
interface=self.__os_creds.interface,
proxy_settings=self.__os_creds.proxy_settings,
cacert=self.__os_creds.cacert)
class UserSettings:
def __init__(self, **kwargs):
"""
Constructor
:param name: the user's name (required)
:param password: the user's password (required)
:param project_name: the user's primary project name (optional)
:param domain_name: the user's domain name (default='default'). For v3
APIs
:param email: the user's email address (optional)
:param enabled: denotes whether or not the user is enabled
(default True)
:param roles: dict where key is the role name and value is a list of
project names
"""
self.name = kwargs.get('name')
self.password = kwargs.get('password')
self.project_name = kwargs.get('project_name')
self.email = kwargs.get('email')
self.domain_name = kwargs.get('domain_name', 'Default')
self.enabled = kwargs.get('enabled', True)
self.roles = kwargs.get('roles', dict())
if not self.name or not self.password:
raise UserSettingsException(
'The attributes name and password are required for '
'UserSettings')
if not isinstance(self.enabled, bool):
raise UserSettingsException('The attribute enabled must be of type'
' boolean')
class UserSettingsException(Exception):
"""
Raised when there is a problem with the values set in the UserSettings
class
"""
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