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storage.expirer: handle upgrades better

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This commit is contained in:
Brian Warner 2009-03-08 20:42:20 -07:00
parent a68ad06254
commit df3f7f93e0
1 changed files with 4 additions and 0 deletions
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4
src/allmydata/storage/expirer.py
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@ -61,6 +61,10 @@ class LeaseCheckingCrawler(ShareCrawler):
# get started: unit tests do this
so_far = self.create_empty_cycle_dict()
self.state.setdefault("cycle-to-date", so_far)
# in case we upgrade the code while a cycle is in progress, update
# the keys individually
for k in self.state["cycle-to-date"]:
self.state["cycle-to-date"].setdefault(k, so_far[k])
# initialize history
if not os.path.exists(self.historyfile):