Source code for watcherclient.v1.strategy_shell

# -*- encoding: utf-8 -*-
# Copyright (c) 2016 b<>com
#
# 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
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# http://www.apache.org/licenses/LICENSE-2.0
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import json
from osc_lib import utils

from watcherclient._i18n import _
from watcherclient.common import command
from watcherclient.common import utils as common_utils
from watcherclient import exceptions
from watcherclient.v1 import resource_fields as res_fields


[docs]class ShowStrategy(command.ShowOne): """Show detailed information about a given strategy."""
[docs] def get_parser(self, prog_name): parser = super(ShowStrategy, self).get_parser(prog_name) parser.add_argument( 'strategy', metavar='<strategy>', help=_('UUID or name of the strategy'), ) return parser
def _format_spec(self, strategy): parameters_spec = strategy.parameters_spec.get('properties') if parameters_spec: return json.dumps(parameters_spec, indent=2) return {}
[docs] def take_action(self, parsed_args): client = getattr(self.app.client_manager, "infra-optim") try: strategy = client.strategy.get(parsed_args.strategy) except exceptions.HTTPNotFound as exc: raise exceptions.CommandError(str(exc)) strategy.parameters_spec = self._format_spec(strategy) columns = res_fields.STRATEGY_FIELDS column_headers = res_fields.STRATEGY_FIELD_LABELS return column_headers, utils.get_item_properties(strategy, columns)
[docs]class ListStrategy(command.Lister): """List information on retrieved strategies."""
[docs] def get_parser(self, prog_name): parser = super(ListStrategy, self).get_parser(prog_name) parser.add_argument( '--goal', metavar='<goal>', dest='goal', help=_('UUID or name of the goal')) parser.add_argument( '--detail', dest='detail', action='store_true', default=False, help=_("Show detailed information about each strategy.")) parser.add_argument( '--limit', metavar='<limit>', type=int, help=_('Maximum number of strategies to return per request, ' '0 for no limit. Default is the maximum number used ' 'by the Watcher API Service.')) parser.add_argument( '--sort-key', metavar='<field>', help=_('Goal field that will be used for sorting.')) parser.add_argument( '--sort-dir', metavar='<direction>', choices=['asc', 'desc'], help='Sort direction: "asc" (the default) or "desc".') return parser
[docs] def take_action(self, parsed_args): client = getattr(self.app.client_manager, "infra-optim") params = {} if parsed_args.detail: fields = res_fields.STRATEGY_FIELDS field_labels = res_fields.STRATEGY_FIELD_LABELS else: fields = res_fields.STRATEGY_SHORT_LIST_FIELDS field_labels = res_fields.STRATEGY_SHORT_LIST_FIELD_LABELS if parsed_args.goal: params["goal"] = parsed_args.goal params.update( common_utils.common_params_for_list( parsed_args, fields, field_labels)) try: data = client.strategy.list(**params) except exceptions.HTTPNotFound as ex: raise exceptions.CommandError(str(ex)) return (field_labels, (utils.get_item_properties(item, fields) for item in data))

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