mirror of
https://github.com/kevingruesser/bootstrap-vz.git
synced 2025-08-24 07:26:29 +00:00
29 lines
927 B
Python
29 lines
927 B
Python
from bootstrapvz.base.fs.volume import Volume
|
|
from ..tools import log_check_call
|
|
|
|
|
|
class LoopbackVolume(Volume):
|
|
|
|
extension = 'raw'
|
|
|
|
def create(self, image_path):
|
|
self.fsm.create(image_path=image_path)
|
|
|
|
def _before_create(self, e):
|
|
self.image_path = e.image_path
|
|
size_opt = '--size={mib}M'.format(mib=self.size.bytes.get_qty_in('MiB'))
|
|
log_check_call(['truncate', size_opt, self.image_path])
|
|
|
|
def _before_attach(self, e):
|
|
[self.loop_device_path] = log_check_call(['losetup', '--show', '--find', '--partscan', self.image_path])
|
|
self.device_path = self.loop_device_path
|
|
|
|
def _before_detach(self, e):
|
|
log_check_call(['losetup', '--detach', self.loop_device_path])
|
|
del self.loop_device_path
|
|
self.device_path = None
|
|
|
|
def _before_delete(self, e):
|
|
from os import remove
|
|
remove(self.image_path)
|
|
del self.image_path
|