51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
# Copyright 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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#
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from taskflow import task
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from octavia.db import api as db_apis
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from octavia.db import repositories as repo
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class BaseControllerTask(task.Task):
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"""Base task to load drivers common to the tasks."""
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def __init__(self, **kwargs):
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from octavia.controller.worker import controller_worker
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self.cntrlr_worker = controller_worker.ControllerWorker()
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self.listener_repo = repo.ListenerRepository()
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self.amp_repo = repo.AmphoraRepository()
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self.pool_repo = repo.PoolRepository()
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super(BaseControllerTask, self).__init__(**kwargs)
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# todo(xgerman): Make sure this is used outside tests
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class DeleteLoadBalancersOnAmp(BaseControllerTask):
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"""Delete the load balancers on an amphora."""
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def execute(self, amphora):
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"""Deletes the load balancers on an amphora.
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Iterate across the load balancers on an amphora and
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call back into the controller worker to delete the
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load balancers.
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:param amphora: The amphora to delete the load balancers from
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"""
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lbs = self.amp_repo.get_all_lbs_on_amphora(db_apis.get_session(),
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amphora_id=amphora.id)
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for lb in lbs:
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self.cntrlr_worker.delete_load_balancer(lb.id)
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