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Try to slow things down per room

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This commit is contained in:
Neil Alexander 2021-06-28 13:50:18 +01:00
parent b97d406dff
commit 6e6f026cfa
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1 changed files with 8 additions and 3 deletions
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11
federationapi/routing/send.go
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@ -620,13 +620,18 @@ func checkAllowedByState(e *gomatrixserverlib.Event, stateEvents []*gomatrixserv
return gomatrixserverlib.Allowed(e, &authUsingState)
}
var processEventWithMissingStateMutex sync.Mutex
var processEventWithMissingStateMutexes = map[string]*sync.Mutex{}
func (t *txnReq) processEventWithMissingState(
ctx context.Context, e *gomatrixserverlib.Event, roomVersion gomatrixserverlib.RoomVersion,
) error {
processEventWithMissingStateMutex.Lock()
defer processEventWithMissingStateMutex.Unlock()
mu, ok := processEventWithMissingStateMutexes[e.RoomID()]
if !ok {
processEventWithMissingStateMutexes[e.RoomID()] = &sync.Mutex{}
mu = processEventWithMissingStateMutexes[e.RoomID()]
}
mu.Lock()
defer mu.Unlock()
// Do this with a fresh context, so that we keep working even if the
// original request times out. With any luck, by the time the remote