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Finish implementing redactions (#1189)

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* Add a bit more logging to the fedsender

* bugfix: continue sending PDUs if ones are added whilst sending another PDU

Without this, the queue goes back to sleep on `<-oq.notifyPDUs` which won't
fire because `pendingPDUs` is already > 0. This should fix a flakey sytest.

* Break if no txn is sent

* WIP syncapi work

* More debugging

* Bump GMSL version to pull in working Event.Redact

* Remove logging

* Make redactions work on v3+

* Fix more tests
This commit is contained in:
Kegsay 2020-07-08 17:45:39 +01:00 • committed by GitHub
parent a5a51b4141
commit d9648b0615
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GPG key ID: 4AEE18F83AFDEB23
14 changed files with 131 additions and 25 deletions
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34
syncapi/consumers/roomserver.go
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@ -81,11 +81,23 @@ func (s *OutputRoomEventConsumer) onMessage(msg *sarama.ConsumerMessage) error {
switch output.Type {
case api.OutputTypeNewRoomEvent:
// Ignore redaction events. We will add them to the database when they are
// validated (when we receive OutputTypeRedactedEvent)
event := output.NewRoomEvent.Event
if event.Type() == gomatrixserverlib.MRoomRedaction && event.StateKey() == nil {
// in the special case where the event redacts itself, just pass the message through because
// we will never see the other part of the pair
if event.Redacts() != event.EventID() {
return nil
}
}
return s.onNewRoomEvent(context.TODO(), *output.NewRoomEvent)
case api.OutputTypeNewInviteEvent:
return s.onNewInviteEvent(context.TODO(), *output.NewInviteEvent)
case api.OutputTypeRetireInviteEvent:
return s.onRetireInviteEvent(context.TODO(), *output.RetireInviteEvent)
case api.OutputTypeRedactedEvent:
return s.onRedactEvent(context.TODO(), *output.RedactedEvent)
default:
log.WithField("type", output.Type).Debug(
"roomserver output log: ignoring unknown output type",
@ -94,11 +106,25 @@ func (s *OutputRoomEventConsumer) onMessage(msg *sarama.ConsumerMessage) error {
}
}
func (s *OutputRoomEventConsumer) onRedactEvent(
ctx context.Context, msg api.OutputRedactedEvent,
) error {
err := s.db.RedactEvent(ctx, msg.RedactedEventID, &msg.RedactedBecause)
if err != nil {
log.WithError(err).Error("RedactEvent error'd")
return err
}
// fake a room event so we notify clients about the redaction, as if it were
// a normal event.
return s.onNewRoomEvent(ctx, api.OutputNewRoomEvent{
Event: msg.RedactedBecause,
})
}
func (s *OutputRoomEventConsumer) onNewRoomEvent(
ctx context.Context, msg api.OutputNewRoomEvent,
) error {
ev := msg.Event
addsStateEvents := msg.AddsState()
ev, err := s.updateStateEvent(ev)
@ -173,12 +199,10 @@ func (s *OutputRoomEventConsumer) onRetireInviteEvent(
}
func (s *OutputRoomEventConsumer) updateStateEvent(event gomatrixserverlib.HeaderedEvent) (gomatrixserverlib.HeaderedEvent, error) {
var stateKey string
if event.StateKey() == nil {
stateKey = ""
} else {
stateKey = *event.StateKey()
return event, nil
}
stateKey := *event.StateKey()
prevEvent, err := s.db.GetStateEvent(
context.TODO(), event.RoomID(), event.Type(), stateKey,