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Remove retrieveMissingAuthEvents from federation API

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This commit is contained in:
Neil Alexander 2021-12-14 11:40:02 +00:00
parent 18cef55d04
commit bb5ee2ecc4
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1 changed files with 0 additions and 63 deletions
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63
federationapi/routing/send.go
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@ -665,14 +665,6 @@ func (t *txnReq) processEvent(ctx context.Context, e *gomatrixserverlib.Event) e
t.hadEvent(eventID, false)
}
if len(stateResp.MissingAuthEventIDs) > 0 {
t.work = MetricsWorkMissingAuthEvents
logger.Infof("Event refers to %d unknown auth_events", len(stateResp.MissingAuthEventIDs))
if err := t.retrieveMissingAuthEvents(ctx, e, &stateResp); err != nil {
return fmt.Errorf("t.retrieveMissingAuthEvents: %w", err)
}
}
if len(stateResp.MissingPrevEventIDs) > 0 {
t.work = MetricsWorkMissingPrevEvents
logger.Infof("Event refers to %d unknown prev_events", len(stateResp.MissingPrevEventIDs))
@ -695,61 +687,6 @@ func (t *txnReq) processEvent(ctx context.Context, e *gomatrixserverlib.Event) e
)
}
func (t *txnReq) retrieveMissingAuthEvents(
ctx context.Context, e *gomatrixserverlib.Event, stateResp *api.QueryMissingAuthPrevEventsResponse,
) error {
logger := util.GetLogger(ctx).WithField("event_id", e.EventID()).WithField("room_id", e.RoomID())
missingAuthEvents := make(map[string]struct{})
for _, missingAuthEventID := range stateResp.MissingAuthEventIDs {
missingAuthEvents[missingAuthEventID] = struct{}{}
}
withNextEvent:
for missingAuthEventID := range missingAuthEvents {
withNextServer:
for _, server := range t.getServers(ctx, e.RoomID(), e) {
logger.Infof("Retrieving missing auth event %q from %q", missingAuthEventID, server)
tx, err := t.federation.GetEvent(ctx, server, missingAuthEventID)
if err != nil {
logger.WithError(err).Warnf("Failed to retrieve auth event %q", missingAuthEventID)
if errors.Is(err, context.DeadlineExceeded) {
return err
}
continue withNextServer
}
ev, err := gomatrixserverlib.NewEventFromUntrustedJSON(tx.PDUs[0], stateResp.RoomVersion)
if err != nil {
logger.WithError(err).Warnf("Failed to unmarshal auth event %q", missingAuthEventID)
continue withNextServer
}
if err = api.SendInputRoomEvents(
context.Background(),
t.rsAPI,
[]api.InputRoomEvent{
{
Kind: api.KindOutlier,
Event: ev.Headered(stateResp.RoomVersion),
AuthEventIDs: ev.AuthEventIDs(),
SendAsServer: api.DoNotSendToOtherServers,
},
},
); err != nil {
return fmt.Errorf("api.SendEvents: %w", err)
}
t.hadEvent(ev.EventID(), true) // if the roomserver didn't know about the event before, it does now
t.cacheAndReturn(ev.Headered(stateResp.RoomVersion))
delete(missingAuthEvents, missingAuthEventID)
continue withNextEvent
}
}
if missing := len(missingAuthEvents); missing > 0 {
return fmt.Errorf("event refers to %d auth_events which we failed to fetch", missing)
}
return nil
}
func checkAllowedByState(e *gomatrixserverlib.Event, stateEvents []*gomatrixserverlib.Event) error {
authUsingState := gomatrixserverlib.NewAuthEvents(nil)
for i := range stateEvents {