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storage: handle simultanous uploads: add a lease for the pre-empted client

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This commit is contained in:
Brian Warner
2007-09-02 14:57:49 -07:00
parent dbcabc1142
commit 85f3107b12
2 changed files with 27 additions and 6 deletions
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20
src/allmydata/test/test_storage.py
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@ -406,3 +406,23 @@ class Server(unittest.TestCase):
leases = list(ss.get_leases("si1"))
self.failUnlessEqual(len(leases), 0)
# test overlapping uploads
rs3,cs3 = (hashutil.tagged_hash("blah", "%d" % self._secret.next()),
hashutil.tagged_hash("blah", "%d" % self._secret.next()))
rs4,cs4 = (hashutil.tagged_hash("blah", "%d" % self._secret.next()),
hashutil.tagged_hash("blah", "%d" % self._secret.next()))
already,writers = ss.remote_allocate_buckets("si3", rs3, cs3,
sharenums, size, canary)
self.failUnlessEqual(len(already), 0)
self.failUnlessEqual(len(writers), 5)
already2,writers2 = ss.remote_allocate_buckets("si3", rs4, cs4,
sharenums, size, canary)
self.failUnlessEqual(len(already2), 5)
self.failUnlessEqual(len(writers2), 0)
for wb in writers.values():
wb.remote_close()
leases = list(ss.get_leases("si3"))
self.failUnlessEqual(len(leases), 2)