74 lines
2.9 KiB
Python
74 lines
2.9 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.patterns import linear_flow
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from octavia.common import constants
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from octavia.controller.worker.tasks import amphora_driver_tasks
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from octavia.controller.worker.tasks import database_tasks
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from octavia.controller.worker.tasks import model_tasks
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class ListenerFlows(object):
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def get_create_listener_flow(self):
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"""Create a flow to create a listener
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:returns: The flow for creating a listener
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"""
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create_listener_flow = linear_flow.Flow(constants.CREATE_LISTENER_FLOW)
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create_listener_flow.add(amphora_driver_tasks.ListenerUpdate(
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requires=['listener', 'vip']))
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create_listener_flow.add(database_tasks.
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MarkLBAndListenerActiveInDB(
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requires=['loadbalancer', 'listener']))
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return create_listener_flow
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def get_delete_listener_flow(self):
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"""Create a flow to delete a listener
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:returns: The flow for deleting a listener
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"""
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delete_listener_flow = linear_flow.Flow(constants.DELETE_LISTENER_FLOW)
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delete_listener_flow.add(amphora_driver_tasks.ListenerDelete(
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requires=['listener', 'vip']))
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delete_listener_flow.add(database_tasks.MarkListenerDeletedInDB(
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requires='listener'))
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delete_listener_flow.add(database_tasks.
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MarkLBActiveInDB(requires='loadbalancer'))
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return delete_listener_flow
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def get_update_listener_flow(self):
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"""Create a flow to update a listener
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:returns: The flow for updating a listener
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"""
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update_listener_flow = linear_flow.Flow(constants.UPDATE_LISTENER_FLOW)
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update_listener_flow.add(model_tasks.
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UpdateAttributes(
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rebind={'object': 'listener'},
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requires=['update_dict']))
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update_listener_flow.add(amphora_driver_tasks.ListenerUpdate(
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requires=['listener', 'vip']))
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update_listener_flow.add(database_tasks.UpdateListenerInDB(
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requires=['listener', 'update_dict']))
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update_listener_flow.add(database_tasks.
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MarkLBAndListenerActiveInDB(
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requires=['loadbalancer', 'listener']))
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return update_listener_flow
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