72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import abc
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import six
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import stevedore
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from tempest_lib.common.utils import misc
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@six.add_metaclass(abc.ABCMeta)
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class TempestPlugin(object):
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"""A TempestPlugin class provides the basic hooks for an external
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plugin to provide tempest the necessary information to run the plugin.
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"""
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@abc.abstractmethod
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def load_tests(self):
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"""Method to return the information necessary to load the tests in the
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plugin.
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:return: a tuple with the first value being the test_dir and the second
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being the top_level
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:rtype: tuple
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"""
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return
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@abc.abstractmethod
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def register_opts(self, conf):
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"""Method to add additional configuration options to tempest. This
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method will be run for the plugin during the register_opts() function
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in tempest.config
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:param ConfigOpts conf: The conf object that can be used to register
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additional options on.
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"""
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return
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@misc.singleton
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class TempestTestPluginManager(object):
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"""Tempest test plugin manager class
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This class is used to manage the lifecycle of external tempest test
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plugins. It provides functions for getting set
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"""
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def __init__(self):
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self.ext_plugins = stevedore.ExtensionManager(
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'tempest.test.plugins', invoke_on_load=True,
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propagate_map_exceptions=True)
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def get_plugin_load_tests_tuple(self):
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load_tests_dict = {}
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for plug in self.ext_plugins:
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load_tests_dict[plug.name] = plug.obj.load_tests()
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return load_tests_dict
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def register_plugin_opts(self, conf):
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for plug in self.ext_plugins:
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plug.obj.register_opts(conf)
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