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Try to improve async task performance by using more long-running

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Raphael Michel
2016-03-21 17:57:23 +01:00
parent fde5fffd3c
commit 103fe2acca
1 changed files with 10 additions and 2 deletions
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12
src/pretix/presale/views/async.py
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@@ -1,5 +1,6 @@
import logging import logging
import celery.exceptions
from django.conf import settings from django.conf import settings
from django.contrib import messages from django.contrib import messages
from django.http import JsonResponse from django.http import JsonResponse
@@ -43,11 +44,18 @@ class AsyncAction:
from celery.result import AsyncResult from celery.result import AsyncResult
res = AsyncResult(request.GET.get('async_id')) res = AsyncResult(request.GET.get('async_id'))
if 'ajax' in self.request.GET: if 'ajax' in self.request.GET:
if not res.ready():
try:
res.get(timeout=0.5)
except celery.exceptions.TimeoutError:
pass
ready = res.ready()
data = { data = {
'async_id': res.id, 'async_id': res.id,
'ready': res.ready() 'ready': ready
} }
if res.ready(): if ready:
if res.successful() and not isinstance(res.info, Exception): if res.successful() and not isinstance(res.info, Exception):
smes = self.get_success_message(res.info) smes = self.get_success_message(res.info)
if smes: if smes: