46f511a8c8
In this changeset, I implemented the main logic although this is mainly a shameful copy/paste of Nova's blueprint https://blueprints.launchpad.net/nova/+spec/centralize-config-options Partially Implements: blueprint centralise-config-opts Change-Id: Ib645ad5da5c706336bb6ac37e85b027d05665c32
73 lines
2.4 KiB
Python
73 lines
2.4 KiB
Python
# -*- encoding: utf-8 -*-
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# Copyright (c) 2016 b<>com
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#
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# Authors: Vincent FRANCOISE <vincent.francoise@b-com.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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import prettytable as ptable
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from watcher.applier.loading import default as applier_loader
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from watcher.common import utils
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from watcher.decision_engine.loading import default as decision_engine_loader
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PLUGIN_LOADERS = (
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applier_loader.DefaultActionLoader,
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decision_engine_loader.DefaultPlannerLoader,
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decision_engine_loader.DefaultScoringLoader,
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decision_engine_loader.DefaultScoringContainerLoader,
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decision_engine_loader.DefaultStrategyLoader,
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decision_engine_loader.ClusterDataModelCollectorLoader,
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applier_loader.DefaultWorkFlowEngineLoader,
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)
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def list_opts():
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"""Load config options for all Watcher plugins"""
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plugins_opts = []
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for plugin_loader_cls in PLUGIN_LOADERS:
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plugin_loader = plugin_loader_cls()
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plugins_map = plugin_loader.list_available()
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for plugin_name, plugin_cls in plugins_map.items():
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plugin_opts = plugin_cls.get_config_opts()
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if plugin_opts:
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plugins_opts.append(
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(plugin_loader.get_entry_name(plugin_name), plugin_opts))
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return plugins_opts
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def _show_plugins_ascii_table(rows):
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headers = ["Namespace", "Plugin name", "Import path"]
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table = ptable.PrettyTable(field_names=headers)
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for row in rows:
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table.add_row(row)
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return table.get_string()
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def show_plugins():
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rows = []
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for plugin_loader_cls in PLUGIN_LOADERS:
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plugin_loader = plugin_loader_cls()
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plugins_map = plugin_loader.list_available()
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rows += [
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(plugin_loader.get_entry_name(plugin_name),
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plugin_name,
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utils.get_cls_import_path(plugin_cls))
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for plugin_name, plugin_cls in plugins_map.items()]
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return _show_plugins_ascii_table(rows)
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