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storage/reflink: make resize()/import_volume() more readable

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Rusty Bird 2018-10-29 20:21:41 +00:00
parent 425d993769
commit 73db2751b8
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GPG Key ID: 469D78F47AAF2ADF
1 changed files with 9 additions and 8 deletions
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17
qubes/storage/reflink.py
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@ -264,13 +264,14 @@ class ReflinkVolume(qubes.storage.Volume):
try: # assume volume is not (cleanly) stopped ...
_resize_file(self._path_dirty, size)
self.size = size
update = True
except FileNotFoundError: # ... but it actually is.
_resize_file(self._path_clean, size)
self.size = size
return self
update = False
_update_loopdev_sizes(self._path_dirty)
self.size = size
if update:
_update_loopdev_sizes(self._path_dirty)
return self
def export(self):
@ -301,11 +302,11 @@ class ReflinkVolume(qubes.storage.Volume):
if not self.save_on_stop:
return self
try:
success = False
_copy_file(src_volume.export(), self._path_import)
except:
self._import_data_end(False)
raise
self._import_data_end(True)
success = True
finally:
self._import_data_end(success)
return self
def _path_revision(self, number, timestamp=None):