133 lines
4.1 KiB
HTML
133 lines
4.1 KiB
HTML
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<html>
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<head>
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<script>
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var CEOD_URL = ("https://computeengineondemand.appspot.com/turn?" +
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"username=1234&key=5678");
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var xmlhttp = null;
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var turnServers = []; // Array of {turnUri, username, password}.
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// The next two arrays' entries correspond 1:1 to turnServers.
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var gotTurn = []; // Entries are null (not done), "PASS", or "FAIL"
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var pcs = []; // Entries are RTCPeerConnection objects.
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// Test is done; log & replace document body with an appropriate message.
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function finish(msg) {
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msg = "DONE: " + msg;
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console.log(msg);
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document.body.innerHTML = msg;
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}
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// Handle created offer SDP.
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function offerHandler(i, c) {
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var pc = pcs[i];
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pc.setLocalDescription(c,
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function() {},
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function(e) {console.log("sLD error: " + e); });
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pc = null;
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}
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// Handle SDP offer creation error.
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function offerError(i, e) {
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console.log("createOffer error: " + e);
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checkForCompletion(i, "FAIL (offerError)");
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}
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// Register a terminal condition |msg| for the |index|'th server and
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// terminate the test with an appropriate message if all servers are done.
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function checkForCompletion(index, msg) {
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gotTurn[index] = msg;
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var pass = true;
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for (var i = 0; i < gotTurn.length; ++i) {
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if (!gotTurn[i])
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return;
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if (gotTurn[i] != "PASS") {
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pass = false;
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// Don't "break" because a later still-null gotTurn value should let
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// us wait more.
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}
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}
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if (pass) {
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finish("PASS");
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} else {
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finish("FAIL: " + JSON.stringify(gotTurn));
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}
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}
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// Make sure we don't wait forever for TURN to complete.
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function nanny(i) {
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if (!gotTurn[i]) {
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checkForCompletion(i, "FAIL (TURN server failed to respond)");
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}
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}
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// Handle incoming ICE candidate |c| from |turnServers[i]|.
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function onIceCandidate(i, c) {
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var pc = pcs[i];
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if (!c || !c.candidate) {
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checkForCompletion(
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i, !gotTurn[i] ? "FAIL (no TURN candidate)" :
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(gotTurn[i] == "PASS") ? "PASS" : gotTurn[i]);
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return;
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}
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if (c.candidate.candidate.indexOf(" typ relay ") >= 0) {
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gotTurn[i] = "PASS";
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}
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}
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// Kick off the test.
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function go() {
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xmlhttp = new XMLHttpRequest();
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xmlhttp.onreadystatechange = onTurnResult;
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xmlhttp.open('GET', CEOD_URL, true);
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xmlhttp.send();
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}
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// Handle the XMLHttpRequest's response.
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function onTurnResult() {
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if (xmlhttp.readyState != 4)
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return;
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if (xmlhttp.status != 200) {
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finish("FAIL (no TURN server)");
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return;
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}
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var turnServer = JSON.parse(xmlhttp.responseText);
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for (i = 0; i < turnServer.uris.length; i++) {
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if (turnServer.uris[i].indexOf(":3479?") >= 0) {
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// Why does CEOD vend useless port 3479 URIs?
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continue;
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}
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console.log("Adding to test: " +
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[turnServer.uris[i], turnServer.username,
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turnServer.password]);
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gotTurn.push(null);
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pcs.push(new webkitRTCPeerConnection({
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"iceServers": [{
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"url": turnServer.uris[i],
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"username": turnServer.username,
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"credential": turnServer.password
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}]
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}));
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var index = pcs.length - 1;
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var pc = pcs[index];
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if (!pc) {
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checkForCompletion(index, "FAIL (PeerConnection ctor failed)");
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continue;
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}
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pc.onicecandidate = (
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function(p) { return function(c) { onIceCandidate(p, c); } })(index);
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pc.createOffer(
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(function(p) { return function(o) { offerHandler(p, o); } })(index),
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(function(p) { return function(e) { offerError(p, e); } })(index),
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{'mandatory': { 'OfferToReceiveAudio': true } });
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window.setTimeout(
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(function(p) { return function() { nanny(p); } })(index), 10000);
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}
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}
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</script>
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</head>
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<body onload="go()">
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</body>
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</html>
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