87 lines
2.3 KiB
Python
87 lines
2.3 KiB
Python
# Copyright (c) 2013 Mirantis Inc.
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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 abc
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from oslo.config import cfg
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from climate.db import api as db_api
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from climate.openstack.common import log as logging
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LOG = logging.getLogger(__name__)
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CONF = cfg.CONF
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class BasePlugin(object):
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__metaclass__ = abc.ABCMeta
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resource_type = 'none'
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title = None
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description = None
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def get_plugin_opts(self):
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"""Plugin can expose some options that should be specified in conf file
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For example:
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def get_plugin_opts(self):
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return [
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cfg.StrOpt('mandatory-conf', required=True),
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cfg.StrOpt('optional_conf', default="42"),
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]
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"""
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return []
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def setup(self, conf):
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"""Plugin initialization
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:param conf: plugin-specific configurations
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"""
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pass
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def to_dict(self):
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return {
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'resource_type': self.resource_type,
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'title': self.title,
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'description': self.description,
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}
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def create_reservation(self, values):
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"""Create reservation."""
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reservation_values = {
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'lease_id': values['lease_id'],
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'resource_id': values['resource_id'],
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'resource_type': values['resource_type'],
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'status': 'pending'
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}
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db_api.reservation_create(reservation_values)
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def update_reservation(self, reservation_id, values):
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"""Update reservation."""
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reservation_values = {
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'resource_id': values['resource_id']
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}
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db_api.reservation_update(reservation_id, reservation_values)
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@abc.abstractmethod
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def on_end(self, resource_id):
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"""Delete resource."""
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pass
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@abc.abstractmethod
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def on_start(self, resource_id):
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"""Wake up resource."""
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pass
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