67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
# Copyright (c) 2019 VEXXHOST, Inc.
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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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Clean up Heat stacks
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This script grabs a list of all stacks in DELETE_FAILED state and tries to
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delete them again. For usage, please run the script with `--help`.
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"""
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import argparse
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import openstack
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options = argparse.ArgumentParser(description='OpenStack Heat Clean-up')
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cloud = openstack.connect(options=options)
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def cleanup_stack(stack):
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# Skip anything that isn't DELETE_FAILED
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if stack.status != 'DELETE_FAILED':
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return
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# Get a list of all the resources of the stack
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resources = list(cloud.orchestration.resources(stack))
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# If we don't have any resources, we can consider this stack gone.
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if len(resources) == 0:
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print('[{}] no resources, deleting stack'.format(stack.id))
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cloud.orchestration.delete_stack(stack)
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return
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# Find resources that are DELETE_FAILED
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for resource in resources:
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# Skip resources that are not DELETE_FAILED
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if resource.status != 'DELETE_FAILED':
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continue
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# Clean up and nested stacks
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if resource.resource_type in ('OS::Heat::ResourceGroup'):
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stack_id = resource.physical_resource_id
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nested_stack = cloud.orchestration.find_stack(stack_id)
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cleanup_stack(nested_stack)
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continue
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# This is protection to make sure that we only delete once we're sure
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# that all resources are gone.
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print(stack, resource)
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raise
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# At this point, the stack should be ready to be deleted
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print("[{}] deleting..".format(stack.id))
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cloud.orchestration.delete_stack(stack)
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for stack in cloud.orchestration.stacks():
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cleanup_stack(stack) |