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adds catch_up configuration option

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When a cluster hasn't run for a while, the default behavior is to keep executing schedules until they are caught up with the present time.
By setting `catch_up` to False, schedules will not play catch up and instead get rescheduled to the future.
This commit is contained in:
Ilan
2015-08-18 11:57:15 +02:00
parent ac2dc02b4c
commit b99e16f108
3 changed files with 46 additions and 18 deletions
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django_q/cluster.py
+18 -16
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@@ -436,20 +436,23 @@ def scheduler(list_key=Conf.Q_LIST):
# set up the next run time
if not s.schedule_type == s.ONCE:
next_run = arrow.get(s.next_run)
if s.schedule_type == s.MINUTES:
next_run = next_run.replace(minutes=+(s.minutes or 1))
elif s.schedule_type == s.HOURLY:
next_run = next_run.replace(hours=+1)
elif s.schedule_type == s.DAILY:
next_run = next_run.replace(days=+1)
elif s.schedule_type == s.WEEKLY:
next_run = next_run.replace(weeks=+1)
elif s.schedule_type == s.MONTHLY:
next_run = next_run.replace(months=+1)
elif s.schedule_type == s.QUARTERLY:
next_run = next_run.replace(months=+3)
elif s.schedule_type == s.YEARLY:
next_run = next_run.replace(years=+1)
while True:
if s.schedule_type == s.MINUTES:
next_run = next_run.replace(minutes=+(s.minutes or 1))
elif s.schedule_type == s.HOURLY:
next_run = next_run.replace(hours=+1)
elif s.schedule_type == s.DAILY:
next_run = next_run.replace(days=+1)
elif s.schedule_type == s.WEEKLY:
next_run = next_run.replace(weeks=+1)
elif s.schedule_type == s.MONTHLY:
next_run = next_run.replace(months=+1)
elif s.schedule_type == s.QUARTERLY:
next_run = next_run.replace(months=+3)
elif s.schedule_type == s.YEARLY:
next_run = next_run.replace(years=+1)
if Conf.CATCH_UP or next_run > arrow.utcnow():
break
s.next_run = next_run.datetime
s.repeats += -1
# send it to the cluster
@@ -467,8 +470,7 @@ def scheduler(list_key=Conf.Q_LIST):
# default behavior is to delete a ONCE schedule
if s.schedule_type == s.ONCE:
if s.repeats < 0:
s.delete()
return
return s.delete()
# but not if it has a positive repeats
s.repeats = 0
# save the schedule