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Code Issues Releases Wiki Activity

cache: Properly clean up txn.tmp after a failed commit

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This commit is contained in:
Jonas Borgström 2014-03-30 22:46:57 +02:00
parent 37cc63fc46
commit 9ae3d10a99
1 changed files with 5 additions and 3 deletions
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8
attic/cache.py
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@ -121,6 +121,9 @@ def commit(self):
def rollback(self): def rollback(self):
"""Roll back partial and aborted transactions """Roll back partial and aborted transactions
""" """
# Remove partial transaction
if os.path.exists(os.path.join(self.path, 'txn.tmp')):
shutil.rmtree(os.path.join(self.path, 'txn.tmp'))
# Roll back active transaction # Roll back active transaction
txn_dir = os.path.join(self.path, 'txn.active') txn_dir = os.path.join(self.path, 'txn.active')
if os.path.exists(txn_dir): if os.path.exists(txn_dir):
@ -128,9 +131,8 @@ def rollback(self):
shutil.copy(os.path.join(txn_dir, 'chunks'), self.path) shutil.copy(os.path.join(txn_dir, 'chunks'), self.path)
shutil.copy(os.path.join(txn_dir, 'files'), self.path) shutil.copy(os.path.join(txn_dir, 'files'), self.path)
os.rename(txn_dir, os.path.join(self.path, 'txn.tmp')) os.rename(txn_dir, os.path.join(self.path, 'txn.tmp'))
# Remove partial transaction if os.path.exists(os.path.join(self.path, 'txn.tmp')):
if os.path.exists(os.path.join(self.path, 'txn.tmp')): shutil.rmtree(os.path.join(self.path, 'txn.tmp'))
shutil.rmtree(os.path.join(self.path, 'txn.tmp'))
self.txn_active = False self.txn_active = False
def sync(self): def sync(self):