.gitignore

@@ -1,3 +1,2 @@
 .idea
 goldgorilla
-ice.servers.json

app.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"github.com/pion/webrtc/v3"
 	"io"
 	"net/http"
 	"os"
@@ -26,28 +25,17 @@ type App struct {
 func (a *App) Init(srcListenAddr string, svcAddr string, logjamBaseUrl string, targetRoom string) {
 	println("initializing ..")
 	a.src = srcListenAddr
-	var iceServers []webrtc.ICEServer
-	iceconfjson, err := os.ReadFile("./ice.servers.json")
-	if err != nil {
-		println("[E] error reading ice.servers.json: " + err.Error())
-	} else {
-		err = json.Unmarshal(iceconfjson, &iceServers)
-		if err != nil {
-			panic("[E] can't parse ice.servers.json: " + err.Error())
-		}
-	}
 	a.conf = &models.ConfigModel{
 		LogjamBaseUrl:  logjamBaseUrl + "/auxiliary-node",
 		TargetRoom:     targetRoom,
 		ServiceAddress: svcAddr,
-		ICEServers:     iceServers,
 	}
 	roomRepo := repositories.NewRoomRepository(a.conf)
 	a.router = &routers.Router{}
 	respHelper := controllers.NewResponseHelper()
 	roomCtrl := controllers.NewRoomController(respHelper, roomRepo, a.conf)
 
-	err = a.router.RegisterRoutes(roomCtrl)
+	err := a.router.RegisterRoutes(roomCtrl)
 	panicIfErr(err)
 
 	{

ice.servers.sample.json

@@ -1,7 +0,0 @@
-[
-  {
-    "urls": ["turn:turn.example.com:4499"],
-    "username": "user",
-    "credential": "1234"
-  }
-]

models/config.go

@@ -1,10 +1,7 @@
 package models
 
-import "github.com/pion/webrtc/v3"
-
 type ConfigModel struct {
 	ServiceAddress string `json:"serviceAddress"`
 	LogjamBaseUrl  string `json:"logjamBaseUrl"`
 	TargetRoom     string `json:"targetRoom"`
-	ICEServers     []webrtc.ICEServer `json:"iceServers"`
 }

repositories/room.go

@@ -109,10 +109,10 @@ func (r *RoomRepository) CreatePeer(roomId string, id uint64, canPublish bool, i
 
 	room := r.Rooms[roomId]
 	r.Unlock()
+	room.Lock()
+	defer room.Unlock()
 
-	peerConn, err := webrtc.NewPeerConnection(webrtc.Configuration{
+	peerConn, err := webrtc.NewPeerConnection(webrtc.Configuration{})
-		ICEServers: r.conf.ICEServers,
-	})
 	if err != nil {
 		return models.NewError("can't create peer connection", 500, models.MessageResponse{Message: err.Error()})
 	}
@@ -130,8 +130,6 @@ func (r *RoomRepository) CreatePeer(roomId string, id uint64, canPublish bool, i
 		println("[PC] negotiating with peer", id)
 		r.offerPeer(peerConn,roomId,id)
 	})*/
-	room.Lock()
-	defer room.Unlock()
 	room.Peers[id] = &Peer{
 		ID:            id,
 		Conn:          peerConn,
@@ -177,8 +175,8 @@ func (r *RoomRepository) onPeerConnectionStateChange(roomId string, id uint64, n
 		r.Unlock()
 		return
 	}
-	room := r.Rooms[roomId]
 	r.Unlock()
+	room := r.Rooms[roomId]
 	room.Lock()
 	defer room.Unlock()
 
@@ -331,20 +329,20 @@ func (r *RoomRepository) SetPeerAnswer(roomId string, id uint64, answer webrtc.S
 		r.Unlock()
 		return models.NewError("room doesn't exists", 403, map[string]any{"roomId": roomId})
 	}
-	room := r.Rooms[roomId]
 	r.Unlock()
+	room := r.Rooms[roomId]
 	room.Lock()
+	defer room.Unlock()
+
 	if !r.doesPeerExists(roomId, id) {
-		room.Unlock()
 		return models.NewError("no such a peer with this id in this room", 403, map[string]any{"roomId": roomId, "peerId": id})
 	}
-	peer := room.Peers[id]
+
-	room.Unlock()
+	err := room.Peers[id].Conn.SetRemoteDescription(answer)
-	err := peer.Conn.SetRemoteDescription(answer)
 	if err != nil {
 		return models.NewError(err.Error(), 500, models.MessageResponse{Message: err.Error()})
 	}
-	peer.HandshakeLock.Unlock()
+	room.Peers[id].HandshakeLock.Unlock()
 	return nil
 }
 func (r *RoomRepository) SetPeerOffer(roomId string, id uint64, offer webrtc.SessionDescription) (sdpAnswer *webrtc.SessionDescription, err error) {
@@ -410,17 +408,15 @@ func (r *RoomRepository) ClosePeer(roomId string, id uint64) error {
 		r.Unlock()
 		return models.NewError("room doesn't exists", 403, map[string]any{"roomId": roomId})
 	}
-	room := r.Rooms[roomId]
 	r.Unlock()
+	room := r.Rooms[roomId]
 	room.Lock()
-	peer := room.Peers[id]
+	defer room.Unlock()
 
 	if !r.doesPeerExists(roomId, id) {
-		room.Unlock()
 		return models.NewError("no such a peer with this id in this room", 403, map[string]any{"roomId": roomId, "peerId": id})
 	}
-	room.Unlock()
+	return room.Peers[id].Conn.Close()
-	return peer.Conn.Close()
 }
 
 func (r *RoomRepository) ResetRoom(roomId string) error {