Add `InputDeviceListUpdate` to the keyserver, remove old input API (#2536)

* Add `InputDeviceListUpdate` to the keyserver, remove old input API

* Fix copyright

* Log more information when a device list update fails

1 files changed, 17 insertions, 0 deletions

diff --git a/federationapi/producers/syncapi.go b/federationapi/producers/syncapi.go
index 49415003..6453d026 100644
--- a/federationapi/producers/syncapi.go
+++ b/federationapi/producers/syncapi.go
@@ -17,6 +17,7 @@ package producers
 import (
 	"context"
 	"encoding/json"
+	"fmt"
 	"strconv"
 	"time"
 
@@ -34,6 +35,7 @@ type SyncAPIProducer struct {
 	TopicSendToDeviceEvent string
 	TopicTypingEvent       string
 	TopicPresenceEvent     string
+	TopicDeviceListUpdate  string
 	JetStream              nats.JetStreamContext
 	ServerName             gomatrixserverlib.ServerName
 	UserAPI                userapi.UserInternalAPI
@@ -161,3 +163,18 @@ func (p *SyncAPIProducer) SendPresence(
 	_, err := p.JetStream.PublishMsg(m, nats.Context(ctx))
 	return err
 }
+
+func (p *SyncAPIProducer) SendDeviceListUpdate(
+	ctx context.Context, deviceListUpdate *gomatrixserverlib.DeviceListUpdateEvent,
+) (err error) {
+	m := nats.NewMsg(p.TopicDeviceListUpdate)
+	m.Header.Set(jetstream.UserID, deviceListUpdate.UserID)
+	m.Data, err = json.Marshal(deviceListUpdate)
+	if err != nil {
+		return fmt.Errorf("json.Marshal: %w", err)
+	}
+
+	log.Debugf("Sending device list update: %+v", m.Header)
+	_, err = p.JetStream.PublishMsg(m, nats.Context(ctx))
+	return err
+}