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Race conditions can lead to duplicate CachedTickets

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Raphael Michel
2016-12-23 11:02:29 +01:00
parent 0082216d75
commit 873c7dc65d
1 changed files with 2 additions and 2 deletions
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4
src/pretix/presale/views/order.py
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@@ -509,9 +509,9 @@ class OrderDownload(EventViewMixin, OrderDetailMixin, View):
return redirect(self.get_order_url()) return redirect(self.get_order_url())
try: try:
ct = CachedTicket.objects.get( ct = CachedTicket.objects.filter(
order_position=self.order_position, provider=self.output.identifier order_position=self.order_position, provider=self.output.identifier
) ).last()
except CachedTicket.DoesNotExist: except CachedTicket.DoesNotExist:
ct = None ct = None