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32 lines
1 KiB
Python
32 lines
1 KiB
Python
from bootstrapvz.base import Task
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from bootstrapvz.common import phases
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from . import host
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from . import volume
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class AddRequiredCommands(Task):
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description = 'Adding commands required for creating loopback volumes'
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phase = phases.validation
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successors = [host.CheckExternalCommands]
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@classmethod
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def run(cls, info):
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from ..fs.loopbackvolume import LoopbackVolume
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from ..fs.qemuvolume import QEMUVolume
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if isinstance(info.volume, LoopbackVolume):
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info.host_dependencies['losetup'] = 'mount'
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info.host_dependencies['truncate'] = 'coreutils'
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if isinstance(info.volume, QEMUVolume):
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info.host_dependencies['qemu-img'] = 'qemu-utils'
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class Create(Task):
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description = 'Creating a loopback volume'
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phase = phases.volume_creation
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successors = [volume.Attach]
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@classmethod
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def run(cls, info):
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import os.path
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image_path = os.path.join(info.workspace, 'volume.' + info.volume.extension)
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info.volume.create(image_path)
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