Auto reconnect to stream

web/static/js/viewer.js

@@ -1,3 +1,6 @@
+let peerConnection;
+
+startPeerConnection = () => {
     // Init peer connection
     peerConnection = new RTCPeerConnection({
         iceServers: [
@@ -8,21 +11,30 @@ peerConnection = new RTCPeerConnection({
         ]
     })
 
-// On connection change, inform user
+    // On connection change, change indicator color
+    // if connection failed, restart peer connection
     peerConnection.oniceconnectionstatechange = e => {
-    console.log(peerConnection.iceConnectionState)
-
         switch (peerConnection.iceConnectionState) {
+            case "disconnected":
+                console.log(peerConnection.iceConnectionState)
+                document.getElementById("connectionIndicator").style.fill = "#dc3545"
+                break
+            case "checking":
+                document.getElementById("connectionIndicator").style.fill = "#ffc107"
+                break
+            case "connected":
+                document.getElementById("connectionIndicator").style.fill = "#28a745"
+                break
             case "closed":
             case "failed":
-            console.log("FIXME Failed");
+                console.log("Connection failed, restarting...")
-            break;
+                peerConnection.close()
-        case "disconnected":
+                peerConnection = null
-            console.log("temp network issue")
+                startPeerConnection()
-            break;
+                break
-        case "connected":
+            default:
-            console.log("temp network issue resolved!")
+                console.log(peerConnection.iceConnectionState)
-            break;
+                break
         }
     }
 
@@ -44,6 +56,7 @@ peerConnection.onicecandidate = event => {
             // The server know the stream name from the url
             // The server replies with its description
             // After setRemoteDescription, the browser will fire ontrack events
+            console.log("Sending session description to server")
             fetch(window.location.href, {
                 method: 'POST',
                 headers: {
@@ -60,11 +73,13 @@ peerConnection.onicecandidate = event => {
 
     // When video track is received, configure player
     peerConnection.ontrack = function (event) {
+        console.log(`New ${event.track.kind} track`)
         if (event.track.kind === "video") {
             const viewer = document.getElementById('viewer')
             viewer.srcObject = event.streams[0]
-        viewer.autoplay = true
-        viewer.controls = true
-        viewer.muted = true
         }
     }
+}
+
+// Start
+startPeerConnection()

web/template/viewer.html

@@ -3,7 +3,7 @@
   <div class="col-video">
     <!-- Video -->
     <div class="video-responsive">
-      <video id="viewer" poster="/static/img/no_stream.svg"></video>
+      <video id="viewer" poster="/static/img/no_stream.svg" muted controls autoplay></video>
     </div>
 
     <!-- Links under video -->
@@ -16,6 +16,13 @@
           d="M14.354 1.646a.5.5 0 0 1 0 .708l-8 8a.5.5 0 0 1-.708-.708l8-8a.5.5 0 0 1 .708 0z" />
       </svg>
       <code>rtmps://{{.Cfg.Hostname}}:1935/play/{{.Path}}</code>-->
+
+      <svg id="connectionIndicator" width="1em" height="1em" viewBox="0 0 16 16" fill="#dc3545" xmlns="http://www.w3.org/2000/svg">
+        <rect width="4" height="5" x="1" y="10" rx="1"/>
+        <rect width="4" height="9" x="6" y="6" rx="1"/>
+        <rect width="4" height="14" x="11" y="1" rx="1"/>
+      </svg>
+
       <a href="#" id="sideWidgetToggle" title="Cacher/Afficher le chat">»</a>
     </p>
   </div>