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https://github.com/kevingruesser/bootstrap-vz.git
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51 lines
1.7 KiB
Python
51 lines
1.7 KiB
Python
from tasks import Snapshot
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from tasks import CopyImage
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from tasks import CreateFromSnapshot
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from tasks import CreateFromImage
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from providers.ec2.tasks import ebs
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from providers.ec2.tasks import loopback
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def tasks(tasklist, manifest):
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from providers.ec2.tasks import bootstrap
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from providers.ec2.tasks import filesystem
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settings = manifest.plugins['prebootstrapped']
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if manifest.volume['backing'] == 'ebs':
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if 'snapshot' in settings and settings['snapshot'] is not None:
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tasklist.replace(ebs.Create, CreateFromSnapshot())
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tasklist.remove(filesystem.FormatVolume,
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filesystem.TuneVolumeFS,
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filesystem.AddXFSProgs,
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bootstrap.MakeTarball,
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bootstrap.Bootstrap)
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else:
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tasklist.add(Snapshot())
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else:
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if 'image' in settings and settings['image'] is not None:
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tasklist.replace(loopback.Create, CreateFromImage())
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tasklist.remove(filesystem.FormatVolume,
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filesystem.TuneVolumeFS,
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filesystem.AddXFSProgs,
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bootstrap.MakeTarball,
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bootstrap.Bootstrap)
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else:
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tasklist.add(CopyImage())
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def rollback_tasks(tasklist, tasks_completed, manifest):
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completed = [type(task) for task in tasks_completed]
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def counter_task(task, counter):
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if task in completed and counter not in completed:
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tasklist.add(counter())
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if manifest.volume['backing'] == 'ebs':
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counter_task(CreateFromSnapshot, ebs.Delete)
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else:
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counter_task(CreateFromImage, loopback.Delete)
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def validate_manifest(data, schema_validate):
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from os import path
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schema_path = path.normpath(path.join(path.dirname(__file__), 'manifest-schema.json'))
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schema_validate(data, schema_path)
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