83 lines
3.0 KiB
Python
83 lines
3.0 KiB
Python
# 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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from karbor.common import constants
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from karbor.services.protection.flows import utils
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from karbor.services.protection import resource_flow
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from oslo_log import log as logging
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from oslo_utils import timeutils
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from taskflow import task
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LOG = logging.getLogger(__name__)
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class InitiateDeleteTask(task.Task):
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def execute(self, context, checkpoint, operation_log, *args, **kwargs):
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LOG.debug("Initiate delete checkpoint_id: %s", checkpoint.id)
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checkpoint.status = constants.CHECKPOINT_STATUS_DELETING
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checkpoint.commit()
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update_fields = {"status": checkpoint.status}
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utils.update_operation_log(context, operation_log, update_fields)
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def revert(self, context, checkpoint, operation_log, *args, **kwargs):
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LOG.debug("Failed to delete checkpoint_id: %s", checkpoint.id)
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checkpoint.status = constants.CHECKPOINT_STATUS_ERROR_DELETING
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checkpoint.commit()
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update_fields = {
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"status": checkpoint.status,
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"ended_at": timeutils.utcnow()
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}
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utils.update_operation_log(context, operation_log, update_fields)
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class CompleteDeleteTask(task.Task):
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def execute(self, context, checkpoint, operation_log):
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LOG.debug("Complete delete checkpoint_id: %s", checkpoint.id)
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checkpoint.delete()
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update_fields = {
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"status": checkpoint.status,
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"ended_at": timeutils.utcnow()
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}
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utils.update_operation_log(context, operation_log, update_fields)
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def get_flow(context, workflow_engine, checkpoint, provider):
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LOG.info("Start get checkpoint flow, checkpoint_id: %s", checkpoint.id)
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flow_name = "Delete_Checkpoint_" + checkpoint.id
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delete_flow = workflow_engine.build_flow(flow_name, 'linear')
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resource_graph = checkpoint.resource_graph
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operation_log = utils.create_operation_log(context, checkpoint)
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plugins = provider.load_plugins()
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resources_task_flow = resource_flow.build_resource_flow(
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operation_type=constants.OPERATION_DELETE,
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context=context,
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workflow_engine=workflow_engine,
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resource_graph=resource_graph,
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plugins=plugins,
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parameters=None
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)
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workflow_engine.add_tasks(
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delete_flow,
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InitiateDeleteTask(),
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resources_task_flow,
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CompleteDeleteTask(),
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)
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flow_engine = workflow_engine.get_engine(
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delete_flow,
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store={
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'context': context,
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'checkpoint': checkpoint,
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'operation_log': operation_log}
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)
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return flow_engine
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