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Fix timeout function

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Turns out deferred.cancel sometimes throws, so we do that last to ensure
that we always do resolve the new deferred.
This commit is contained in:
Erik Johnston 2018-09-15 11:38:39 +01:00
parent c30cfff572
commit 24efb2a70d
1 changed files with 2 additions and 1 deletions
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3
synapse/util/async_helpers.py
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@ -456,11 +456,12 @@ def timeout_no_seriously(deferred, timeout, reactor):
def time_it_out(): def time_it_out():
timed_out[0] = True timed_out[0] = True
deferred.cancel()
if not new_d.called: if not new_d.called:
new_d.errback(DeferredTimeoutError(timeout, "Deferred")) new_d.errback(DeferredTimeoutError(timeout, "Deferred"))
deferred.cancel()
delayed_call = reactor.callLater(timeout, time_it_out) delayed_call = reactor.callLater(timeout, time_it_out)
def convert_cancelled(value): def convert_cancelled(value):