hardcode turn server for now

src/matrix/Session.js

@@ -96,6 +96,10 @@ export class Session {
             ownDeviceId: sessionInfo.deviceId,
             ownUserId: sessionInfo.userId,
             logger: this._platform.logger,
+            turnServers: [{
+                urls: ["stun:turn.matrix.org"],
+            }],
+            forceTURN: false,
         });
         this._deviceMessageHandler = new DeviceMessageHandler({storage, callHandler: this._callHandler});
         this._olm = olm;

src/matrix/calls/PeerCall.ts

@@ -45,6 +45,8 @@ import type {
 
 export type Options = {
     webRTC: WebRTC,
+    forceTURN: boolean,
+    turnServers: RTCIceServer[],
     createTimeout: TimeoutCreator,
     emitUpdate: (peerCall: PeerCall, params: any) => void;
     sendSignallingMessage: (message: SignallingMessage<MCallBase>, log: ILogItem) => Promise<void>;
@@ -132,7 +134,7 @@ export class PeerCall implements IDisposable {
             getPurposeForStreamId(streamId: string): SDPStreamMetadataPurpose {
                 return outer.remoteSDPStreamMetadata?.[streamId]?.purpose ?? SDPStreamMetadataPurpose.Usermedia;
             }
-        });
+        }, this.options.forceTURN, this.options.turnServers, 0);
     }
 
     get dataChannel(): any | undefined { return this._dataChannel; }

src/platform/types/WebRTC.ts

@@ -18,7 +18,7 @@ import {Track, TrackType} from "./MediaDevices";
 import {SDPStreamMetadataPurpose} from "../../matrix/calls/callEventTypes";
 
 export interface WebRTC {
-    createPeerConnection(handler: PeerConnectionHandler): PeerConnection;
+    createPeerConnection(handler: PeerConnectionHandler, forceTURN: boolean, turnServers: RTCIceServer[], iceCandidatePoolSize): PeerConnection;
 }
 
 export interface PeerConnectionHandler {

src/platform/web/dom/WebRTC.ts

@@ -24,8 +24,8 @@ export const SPEAKING_THRESHOLD = -60; // dB
 const SPEAKING_SAMPLE_COUNT = 8; // samples
 
 export class DOMWebRTC implements WebRTC {
-    createPeerConnection(handler: PeerConnectionHandler): PeerConnection {
-        return new DOMPeerConnection(handler, false, []);
+    createPeerConnection(handler: PeerConnectionHandler, forceTURN: boolean, turnServers: RTCIceServer[], iceCandidatePoolSize): PeerConnection {
+        return new DOMPeerConnection(handler, forceTURN, turnServers, iceCandidatePoolSize);
     }
 }
 
@@ -35,7 +35,7 @@ class DOMPeerConnection implements PeerConnection {
     //private dataChannelWrapper?: DOMDataChannel;
     private _remoteTracks: TrackWrapper[] = [];
 
-    constructor(handler: PeerConnectionHandler, forceTURN: boolean, turnServers: RTCIceServer[], iceCandidatePoolSize = 0) {
+    constructor(handler: PeerConnectionHandler, forceTURN: boolean, turnServers: RTCIceServer[], iceCandidatePoolSize) {
         this.handler = handler;
         this.peerConnection = new RTCPeerConnection({
             iceTransportPolicy: forceTURN ? 'relay' : undefined,