-##############################################################################
-# Copyright (c) 2015 Ericsson AB and others.
+# Copyright 2013: Mirantis Inc.
+# All Rights Reserved.
#
-# All rights reserved. This program and the accompanying materials
-# are made available under the terms of the Apache License, Version 2.0
-# which accompanies this distribution, and is available at
-# http://www.apache.org/licenses/LICENSE-2.0
-##############################################################################
+# 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.
+
+# yardstick comment: this is a modified copy of
+# rally/rally/benchmark/scenarios/base.py
""" Scenario base class
"""
+from __future__ import absolute_import
import yardstick.common.utils as utils
class Scenario(object):
+ def setup(self):
+ """ default impl for scenario setup """
+ pass
+
def run(self, args):
+ """ catcher for not implemented run methods in subclasses """
+ raise RuntimeError("run method not implemented")
+
+ def teardown(self):
+ """ default impl for scenario teardown """
pass
+ @staticmethod
+ def get_types():
+ """return a list of known runner type (class) names"""
+ scenarios = []
+ for scenario in utils.itersubclasses(Scenario):
+ scenarios.append(scenario)
+ return scenarios
+
+ @staticmethod
+ def get_cls(scenario_type):
+ """return class of specified type"""
+ for scenario in utils.itersubclasses(Scenario):
+ if scenario_type == scenario.__scenario_type__:
+ return scenario
+
+ raise RuntimeError("No such scenario type %s" % scenario_type)
+
@staticmethod
def get(scenario_type):
"""Returns instance of a scenario runner for execution type.