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Don't reset counters before successful outgoing federation request (#1089) 

* Don't reset counters before successful outgoing federation request on incoming federation request

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Neil Alexander 2020-06-04 10:54:10 +01:00 committed by GitHub
parent 8a6152ca70
commit 225b72bd42
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1 changed files with 5 additions and 2 deletions
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7
federationsender/queue/destinationqueue.go
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@ -59,8 +59,11 @@ func (oq *destinationQueue) retry() {
// and then skip ahead a lot which feels non-ideal but equally we can't persist thousands of events
// in-memory to maybe-send it one day. Ideally we would just shove these pending events in a database
// so we can send a lot of events.
oq.statistics.Success()
// if we were backing off, swap to not backing off and interrupt the select.
//
// Interrupt the backoff. If the federation request that happens as a result of this is successful
// then the counters will be reset there and the backoff will cancel. If the federation request
// fails then we will retry at the current backoff interval, so as to prevent us from spamming
// homeservers which are behaving badly.
// We need to use an atomic bool here to prevent multiple calls to retry() blocking on the channel
// as it is unbuffered.
if oq.backingOff.CAS(true, false) {