rally/rally/plugins/openstack/scenario.py

84 lines
3.2 KiB
Python

# Copyright 2015: Mirantis Inc.
# 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.
from rally import osclients
from rally.task import scenario
# NOTE(boris-42): Shortcut to remove import of both rally.task.scenario and
# rally.plugins.openstack.scenario
configure = scenario.configure
class OpenStackScenario(scenario.Scenario):
"""Base class for all OpenStack scenarios."""
def __init__(self, context=None, admin_clients=None, clients=None):
super(OpenStackScenario, self).__init__(context)
if context:
api_info = {}
if "api_versions" in context.get("config", {}):
api_versions = context["config"]["api_versions"]
for service in api_versions:
api_info[service] = {
"version": api_versions[service].get("version"),
"service_type": api_versions[service].get(
"service_type")}
if "admin" in context:
self._admin_clients = osclients.Clients(
context["admin"]["credential"], api_info)
if "user" in context:
self._clients = osclients.Clients(
context["user"]["credential"], api_info)
if admin_clients:
if hasattr(self, "_admin_clients"):
raise ValueError(
"Only one of context[\"admin\"] or admin_clients"
" must be supplied")
self._admin_clients = admin_clients
if clients:
if hasattr(self, "_clients"):
raise ValueError(
"Only one of context[\"user\"] or clients"
" must be supplied")
self._clients = clients
def clients(self, client_type, version=None):
"""Returns a python openstack client of the requested type.
The client will be that for one of the temporary non-administrator
users created before the benchmark launch.
:param client_type: Client type ("nova"/"glance" etc.)
:param version: client version ("1"/"2" etc.)
:returns: Standard python OpenStack client instance
"""
client = getattr(self._clients, client_type)
return client(version) if version is not None else client()
def admin_clients(self, client_type, version=None):
"""Returns a python admin openstack client of the requested type.
:param client_type: Client type ("nova"/"glance" etc.)
:param version: client version ("1"/"2" etc.)
:returns: Python openstack client object
"""
client = getattr(self._admin_clients, client_type)
return client(version) if version is not None else client()