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storage/reflink: don't recompute static properties per call

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Rusty Bird 2018-09-09 20:01:15 +00:00
parent ef2698adb4
commit 75a4a1340e
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GPG Key ID: 469D78F47AAF2ADF
1 changed files with 7 additions and 12 deletions
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19
qubes/storage/reflink.py
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@ -116,6 +116,13 @@ class ReflinkPool(qubes.storage.Pool):
self.dir_path)
class ReflinkVolume(qubes.storage.Volume):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._path_vid = os.path.join(self.pool.dir_path, self.vid)
self._path_clean = self._path_vid + '.img'
self._path_dirty = self._path_vid + '-dirty.img'
self.path = self._path_dirty
def create(self):
if self.save_on_stop and not self.snap_on_start:
_create_sparse_file(self._path_clean, self.size)
@ -275,18 +282,6 @@ class ReflinkVolume(qubes.storage.Volume):
timestamp = self.revisions[number]
return self._path_clean + '.' + number + '@' + timestamp + 'Z'
@property
def _path_clean(self):
return os.path.join(self.pool.dir_path, self.vid + '.img')
@property
def _path_dirty(self):
return os.path.join(self.pool.dir_path, self.vid + '-dirty.img')
@property
def path(self):
return self._path_dirty
@property
def _next_revision_number(self):
numbers = self.revisions.keys()