4c3073efb4
This patchset aim to remove useless code in StrategyContext and AuditEndPoint. This patchset also add a parameter for strategy context to define the numbers of thread of execute the strategies. DocImpact Change-Id: I83e87165b03b42fe6b863921502a300bd94d2982
61 lines
2.0 KiB
Python
61 lines
2.0 KiB
Python
# -*- encoding: utf-8 -*-
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# Copyright (c) 2015 b<>com
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo_config import cfg
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from oslo_log import log
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from watcher.common.exception import WatcherException
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from watcher.decision_engine.strategy.loading.default import \
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DefaultStrategyLoader
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from watcher.decision_engine.strategy.selection.base import BaseSelector
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LOG = log.getLogger(__name__)
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CONF = cfg.CONF
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default_goals = {'DUMMY': 'dummy'}
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WATCHER_GOALS_OPTS = [
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cfg.DictOpt(
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'goals',
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default=default_goals,
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help='Goals used for the optimization. '
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'Maps each goal to an associated strategy (for example: '
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'BASIC_CONSOLIDATION:basic, MY_GOAL:my_strategy_1)'),
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]
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goals_opt_group = cfg.OptGroup(name='watcher_goals',
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title='Goals available for the optimization')
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CONF.register_group(goals_opt_group)
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CONF.register_opts(WATCHER_GOALS_OPTS, goals_opt_group)
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class DefaultStrategySelector(BaseSelector):
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def __init__(self):
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super(DefaultStrategySelector, self).__init__()
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self.strategy_loader = DefaultStrategyLoader()
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def define_from_goal(self, goal_name):
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strategy_to_load = None
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try:
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strategy_to_load = CONF.watcher_goals.goals[goal_name]
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return self.strategy_loader.load(strategy_to_load)
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except KeyError as exc:
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LOG.exception(exc)
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raise WatcherException(
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"Incorrect mapping: could not find "
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"associated strategy for '%s'" % goal_name
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)
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