92 lines
4.0 KiB
Python
92 lines
4.0 KiB
Python
# Copyright 2016 Blue Box, an IBM Company
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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.v2.tasks import amphora_driver_tasks
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from octavia.controller.worker.v2.tasks import database_tasks
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from octavia.controller.worker.v2.tasks import lifecycle_tasks
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class L7PolicyFlows(object):
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def get_create_l7policy_flow(self):
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"""Create a flow to create an L7 policy
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:returns: The flow for creating an L7 policy
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"""
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create_l7policy_flow = linear_flow.Flow(constants.CREATE_L7POLICY_FLOW)
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create_l7policy_flow.add(lifecycle_tasks.L7PolicyToErrorOnRevertTask(
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requires=[constants.L7POLICY,
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constants.LISTENERS,
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constants.LOADBALANCER_ID]))
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create_l7policy_flow.add(database_tasks.MarkL7PolicyPendingCreateInDB(
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requires=constants.L7POLICY))
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create_l7policy_flow.add(amphora_driver_tasks.ListenersUpdate(
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requires=constants.LOADBALANCER_ID))
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create_l7policy_flow.add(database_tasks.MarkL7PolicyActiveInDB(
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requires=constants.L7POLICY))
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create_l7policy_flow.add(database_tasks.MarkLBAndListenersActiveInDB(
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requires=(constants.LOADBALANCER_ID, constants.LISTENERS)))
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return create_l7policy_flow
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def get_delete_l7policy_flow(self):
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"""Create a flow to delete an L7 policy
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:returns: The flow for deleting an L7 policy
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"""
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delete_l7policy_flow = linear_flow.Flow(constants.DELETE_L7POLICY_FLOW)
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delete_l7policy_flow.add(lifecycle_tasks.L7PolicyToErrorOnRevertTask(
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requires=[constants.L7POLICY,
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constants.LISTENERS,
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constants.LOADBALANCER_ID]))
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delete_l7policy_flow.add(database_tasks.MarkL7PolicyPendingDeleteInDB(
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requires=constants.L7POLICY))
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delete_l7policy_flow.add(amphora_driver_tasks.ListenersUpdate(
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requires=constants.LOADBALANCER_ID))
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delete_l7policy_flow.add(database_tasks.DeleteL7PolicyInDB(
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requires=constants.L7POLICY))
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delete_l7policy_flow.add(database_tasks.DecrementL7policyQuota(
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requires=constants.L7POLICY))
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delete_l7policy_flow.add(database_tasks.MarkLBAndListenersActiveInDB(
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requires=(constants.LOADBALANCER_ID, constants.LISTENERS)))
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return delete_l7policy_flow
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def get_update_l7policy_flow(self):
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"""Create a flow to update an L7 policy
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:returns: The flow for updating an L7 policy
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"""
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update_l7policy_flow = linear_flow.Flow(constants.UPDATE_L7POLICY_FLOW)
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update_l7policy_flow.add(lifecycle_tasks.L7PolicyToErrorOnRevertTask(
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requires=[constants.L7POLICY,
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constants.LISTENERS,
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constants.LOADBALANCER_ID]))
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update_l7policy_flow.add(database_tasks.MarkL7PolicyPendingUpdateInDB(
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requires=constants.L7POLICY))
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update_l7policy_flow.add(amphora_driver_tasks.ListenersUpdate(
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requires=constants.LOADBALANCER_ID))
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update_l7policy_flow.add(database_tasks.UpdateL7PolicyInDB(
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requires=[constants.L7POLICY, constants.UPDATE_DICT]))
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update_l7policy_flow.add(database_tasks.MarkL7PolicyActiveInDB(
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requires=constants.L7POLICY))
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update_l7policy_flow.add(database_tasks.MarkLBAndListenersActiveInDB(
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requires=(constants.LOADBALANCER_ID, constants.LISTENERS)))
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return update_l7policy_flow
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