def handle(self, *args, **kwargs):
server = SessionStore().server
now = datetime.datetime.now()
self.sessions = Session.objects.filter(
expire_date__gte=now,
).values_list(
'session_key',
'session_data',
'expire_date',
)
self.start_progressbar()
pipe = server.pipeline(transaction=False)
for i, session in enumerate(self.sessions.iterator()):
session_key, session_data, expire_date = session
if i % CHUNK_SIZE == 0:
gc.collect()
if expire_date < now:
# this session is old, let's ignore it
continue
# convert the expire date to a ttl in seconds
delta = expire_date - now
ttl = (delta.days * 24 * 60 * 60) + delta.seconds
# set the key, value and ttl
pipe.set(session_key, session_data)
pipe.expire(session_key, ttl)
self.update_progressbar(i)
# execute all commands in 1 big pipeline
pipe.execute()
self.end_progressbar()
