<!DOCTYPE html>
<html lang="en">
<head>
<meta charset=utf-8 http-equiv="Content-Language" content="en"/>
<title>Minimal Websocket test app</title>
<style type="text/css">
span.title { font-size:18pt; font: Arial; font-weight:normal; text-align:center; color:#000000; }
.browser { font-size:18pt; font: Arial; font-weight:normal; text-align:center; color:#ffff00; vertical-align:middle; text-align:center; background:#d0b070; padding:12px; -webkit-border-radius:10px; -moz-border-radius:10px; border-radius:10px;}
.group2 { vertical-align:middle;
text-align:center;
background:#f0f0e0;
padding:12px;
-webkit-border-radius:10px;
-moz-border-radius:10px;
border-radius:10px; }
.explain { vertical-align:middle;
text-align:center;
background:#f0f0c0; padding:12px;
-webkit-border-radius:10px;
-moz-border-radius:10px;
border-radius:10px;
color:#404000; }
td.wsstatus { vertical-align:middle; width:200px; height:50px;
text-align:center;
background:#f0f0c0; padding:6px;
-webkit-border-radius:8px;
-moz-border-radius:8px;
border-radius:8px;
color:#404000; }
td.l { vertical-align:middle;
text-align:center;
background:#d0d0b0;
padding:3px;
-webkit-border-radius:3px;
-moz-border-radius:3px;
border-radius:3px; }
.content { vertical-align:top; text-align:center; background:#fffff0; padding:12px; -webkit-border-radius:10px; -moz-border-radius:10px; border-radius:10px; }
.canvas { vertical-align:top; text-align:center; background:#efefd0; padding:12px; -webkit-border-radius:10px; -moz-border-radius:10px; border-radius:10px; }
.tabs {
position: relative;
min-height: 750px; /* This part sucks */
clear: both;
margin: 25px 0;
}
.tab {
float: left;
}
.tab label {
background: #eee;
padding: 10px;
border: 1px solid #ccc;
margin-left: -1px;
position: relative;
left: 1px;
}
.tab [type=radio] {
display: none;
}
.content {
position: absolute;
top: 28px;
left: 0;
background: white;
right: 0;
bottom: 0;
padding: 20px;
border: 1px solid #ccc;
}
[type=radio]:checked ~ label {
background: white;
border-bottom: 1px solid white;
z-index: 2;
}
[type=radio]:checked ~ label ~ .content {
z-index: 1;
}
</style>
</head>
<body>
<header></header>
<article>
<table><tr><td>
<table width=600px>
<tr>
<td valign=middle align=center>
<a href="https://libwebsockets.org">
<img src="/libwebsockets.org-logo.png"></a></td><td>
<section class="browser">Detected Browser:
<div id=brow>...</div></section>
</td>
</tr>
</table>
</td></tr>
<tr><td colspan=2 align=center>
Click <a href="/leaf.jpg" target="_blank">Here</a> to
have the test server send a big picture by http.
</td></tr>
<tr><td colspan=2>
<div class="tabs">
<div class="tab">
<input type="radio" id="tab-1" name="tab-group-1" checked>
<label for="tab-1">Dumb Increment Demo</label>
<div class="content">
<div id="dumb" class="group2">
<table>
<tr>
<td id=wsdi_statustd align=center class="wsstatus">
<span id=wsdi_status>Websocket connection not initialized</span></td>
<td><span class="title">dumb increment-protocol</span></td>
</tr>
<tr>
<td class="explain" colspan=2>
The incrementing number is coming from the server at 20Hz and is individual for
each connection to the server... try opening a second browser window.
<br/><br/>
The button sends a message over the websocket link to ask the server
to zero just this connection's number.
</td>
</tr>
<tr>
<td align=center><div id=number style="font-size:120%;"> </div></td>
<td align=center>
<input type=button id=offset value="Reset counter" onclick="reset();" >
</td>
</tr>
</table>
</div>
</div>
</div>
<div class="tab">
<input type="radio" id="tab-2" name="tab-group-1">
<label for="tab-2">Mirror Demo</label>
<div class="content">
<div id="mirror" class="group2">
<table>
<tr>
<td colspan=1 id=wslm_statustd align=center class="wsstatus">
<span id=wslm_status>Websocket connection not initialized</span>
</td>
<td>
<span class="title">lws-mirror-protocol</span>
</td>
</tr>
<tr>
<td colspan=2>
<div class="explain">
Use the mouse to draw on the canvas below -- all other browser windows open
on this page see your drawing in realtime and you can see any of theirs as
well.
<br/><br/>
The lws-mirror protocol doesn't interpret what is being sent to it, it just
re-sends it to every other websocket it has a connection with using that
protocol, including the guy who sent the packet.
<br/><br/>
<b>libwebsockets-test-client</b> joins in by spamming circles on to this shared canvas when
run.
</div>
</td>
</tr>
<tr>
<td colspan=2>Drawing color:
<select id="color" onchange="update_color();">
<option value=#000000>Black</option>
<option value=#0000ff>Blue</option>
<option value=#20ff20>Green</option>
<option value=#802020>Dark Red</option>
</select>
</tr>
<tr>
<td colspan=2 width=500 height=320>
<div id="wslm_drawing" style="background:white"></div>
</td>
</tr>
</table>
</div>
</div>
</div>
<div class="tab">
<input type="radio" id="tab-3" name="tab-group-1">
<label for="tab-3">Close Testing</label>
<div class="content">
<div id="ot" class="group2">
<table>
<tr>
<td>
</td></tr>
<tr><td id=ot_statustd align=center class="wsstatus">
<span id=ot_status>Websocket connection not initialized</span>
</td>
<td colspan=2><span class="title">Open and close testing</span></td>
</tr>
<tr>
<td class="explain" colspan=3 style="padding:3">
To help with open and close testing, you can open and close a connection by hand using
the buttons.<br>
"<b>Close</b>" closes the connection from the browser with code 3000
and reason 'Bye!".<br>
"<b>Request Server Close</b>" sends a message asking the server to
initiate the close, which it does with code 1001 and reason "Seeya".
</td></tr>
<tr>
<td align=center><input type=button id=ot_open_btn value="Open" onclick="ot_open();" ></td>
<td align=center><input type=button id=ot_close_btn disabled value="Close" onclick="ot_close();" ></td>
<td align=center><input type=button id=ot_req_close_btn disabled value="Request Server Close" onclick="ot_req_close();" ></td>
</tr>
</table>
</div>
</div>
</div>
<div class="tab">
<input type="radio" id="tab-4" name="tab-group-1">
<label for="tab-4">Server info</label>
<div class="content">
<div id="ot" class="group2">
<table>
<tr>
<td id=s_statustd align=center class="wsstatus">
<div id=s_status>Websocket connection not initialized</div>
</td>
<td colspan=1>
<span class="title">Server Info</span>
</td>
</tr><tr>
<td class="explain" colspan=2>
This information is sent by the server over a ws[s] link and updated live
whenever the information changes server-side.
</td></tr>
<tr>
<td align=center colspan=2><div id=servinfo></</div></td>
</tr>
<tr>
<td align=center colspan=2><div id=conninfo style="border : solid 2px #e0d040; padding : 4px; width : 500px; height : 350px; overflow : auto; "></</div></td>
</tr>
</table>
</div>
</div>
</div>
</div>
</td></tr></table>
Looking for support? <a href="https://libwebsockets.org">https://libwebsockets.org</a>, <a href="https://github.com/warmcat/libwebsockets">https://github.com/warmcat/libwebsockets</a></a><br/>
Join the mailing list: <a href="https://libwebsockets.org/mailman/listinfo/libwebsockets">https://libwebsockets.org/mailman/listinfo/libwebsockets</a>
</article>
<script>
/*
* We display untrusted stuff in html context... reject anything
* that has HTML stuff in it
*/
function san(s)
{
if (s.search("<") != -1)
return "invalid string";
return s;
}
/* BrowserDetect came from http://www.quirksmode.org/js/detect.html */
var BrowserDetect = {
init: function () {
this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
this.version = this.searchVersion(navigator.userAgent)
|| this.searchVersion(navigator.appVersion)
|| "an unknown version";
this.OS = this.searchString(this.dataOS) || "an unknown OS";
},
searchString: function (data) {
for (var i=0;i<data.length;i++) {
var dataString = data[i].string;
var dataProp = data[i].prop;
this.versionSearchString = data[i].versionSearch || data[i].identity;
if (dataString) {
if (dataString.indexOf(data[i].subString) != -1)
return data[i].identity;
}
else if (dataProp)
return data[i].identity;
}
},
searchVersion: function (dataString) {
var index = dataString.indexOf(this.versionSearchString);
if (index == -1) return;
return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
},
dataBrowser: [
{
string: navigator.userAgent,
subString: "Chrome",
identity: "Chrome"
},
{ string: navigator.userAgent,
subString: "OmniWeb",
versionSearch: "OmniWeb/",
identity: "OmniWeb"
},
{
string: navigator.vendor,
subString: "Apple",
identity: "Safari",
versionSearch: "Version"
},
{
prop: window.opera,
identity: "Opera",
versionSearch: "Version"
},
{
string: navigator.vendor,
subString: "iCab",
identity: "iCab"
},
{
string: navigator.vendor,
subString: "KDE",
identity: "Konqueror"
},
{
string: navigator.userAgent,
subString: "Firefox",
identity: "Firefox"
},
{
string: navigator.vendor,
subString: "Camino",
identity: "Camino"
},
{ // for newer Netscapes (6+)
string: navigator.userAgent,
subString: "Netscape",
identity: "Netscape"
},
{
string: navigator.userAgent,
subString: "MSIE",
identity: "Explorer",
versionSearch: "MSIE"
},
{
string: navigator.userAgent,
subString: "Gecko",
identity: "Mozilla",
versionSearch: "rv"
},
{ // for older Netscapes (4-)
string: navigator.userAgent,
subString: "Mozilla",
identity: "Netscape",
versionSearch: "Mozilla"
}
],
dataOS : [
{
string: navigator.platform,
subString: "Win",
identity: "Windows"
},
{
string: navigator.platform,
subString: "Mac",
identity: "Mac"
},
{
string: navigator.userAgent,
subString: "iPhone",
identity: "iPhone/iPod"
},
{
string: navigator.platform,
subString: "Linux",
identity: "Linux"
}
]
};
BrowserDetect.init();
document.getElementById("brow").textContent = " " + BrowserDetect.browser + " "
+ BrowserDetect.version +" " + BrowserDetect.OS +" ";
var pos = 0;
function get_appropriate_ws_url()
{
var pcol;
var u = document.URL;
/*
* We open the websocket encrypted if this page came on an
* https:// url itself, otherwise unencrypted
*/
if (u.substring(0, 5) == "https") {
pcol = "wss://";
u = u.substr(8);
} else {
pcol = "ws://";
if (u.substring(0, 4) == "http")
u = u.substr(7);
}
u = u.split('/');
/* + "/xxx" bit is for IE10 workaround */
return pcol + u[0] + "/xxx";
}
document.getElementById("number").textContent = get_appropriate_ws_url();
/* dumb increment protocol */
var socket_di;
if (typeof MozWebSocket != "undefined") {
socket_di = new MozWebSocket(get_appropriate_ws_url(),
"dumb-increment-protocol");
} else {
socket_di = new WebSocket(get_appropriate_ws_url(),
"dumb-increment-protocol");
}
try {
socket_di.onopen = function() {
document.getElementById("wsdi_statustd").style.backgroundColor = "#40ff40";
document.getElementById("wsdi_status").innerHTML =
" <b>websocket connection opened</b><br>" +
san(socket_di.extensions);
}
socket_di.onmessage =function got_packet(msg) {
document.getElementById("number").textContent = msg.data + "\n";
}
socket_di.onclose = function(){
document.getElementById("wsdi_statustd").style.backgroundColor = "#ff4040";
document.getElementById("wsdi_status").textContent = " websocket connection CLOSED ";
}
} catch(exception) {
alert('<p>Error' + exception);
}
var socket_status, jso, s;
if (typeof MozWebSocket != "undefined") {
socket_status = new MozWebSocket(get_appropriate_ws_url(),
"lws-status");
} else {
socket_status = new WebSocket(get_appropriate_ws_url(),
"lws-status");
}
try {
socket_status.onopen = function() {
document.getElementById("s_statustd").style.backgroundColor = "#40ff40";
document.getElementById("s_status").innerHTML =
" <b>websocket connection opened</b><br>" +
san(socket_di.extensions);
}
socket_status.onmessage =function got_packet(msg) {
jso = JSON.parse(msg.data);
document.getElementById("servinfo").innerHTML =
"<table><tr><td class=l>Build info</td><td>"+
san(jso.version) + "</td></tr>" +
"<tr><td class=l>Server info</td><td>" +
san(jso.hostname) + "</td></tr>" +
"</table>";
s="<table>";
var n;
for (n = 0; n < jso.conns.length; n++)
s = s + "<tr><td class=l>client " + (n + 1) +
"</td><td><b>" + san(jso.conns[n].peer) +
"</b><br>" + san(jso.conns[n].time) +
"<br>" + san(jso.conns[n].ua) +
"</td></tr>";
s = s + "</table>";
document.getElementById("conninfo").innerHTML = s;
}
socket_status.onclose = function(){
document.getElementById("s_statustd").style.backgroundColor = "#ff4040";
document.getElementById("s_status").textContent = " websocket connection CLOSED ";
}
} catch(exception) {
alert('<p>Error' + exception);
}
function reset() {
socket_di.send("reset\n");
}
var socket_ot;
function ot_open() {
if (typeof MozWebSocket != "undefined") {
socket_ot = new MozWebSocket(get_appropriate_ws_url(),
"dumb-increment-protocol");
} else {
socket_ot = new WebSocket(get_appropriate_ws_url(),
"dumb-increment-protocol");
}
try {
socket_ot.onopen = function() {
document.getElementById("ot_statustd").style.backgroundColor = "#40ff40";
document.getElementById("ot_status").innerHTML = " <b>websocket connection opened</b><br>" + san(socket_di.extensions);
document.getElementById("ot_open_btn").disabled = true;
document.getElementById("ot_close_btn").disabled = false;
document.getElementById("ot_req_close_btn").disabled = false;
}
socket_ot.onclose = function(e){
document.getElementById("ot_statustd").style.backgroundColor = "#ff4040";
document.getElementById("ot_status").textContent = " websocket connection CLOSED, code: " + e.code +
", reason: " + e.reason;
document.getElementById("ot_open_btn").disabled = false;
document.getElementById("ot_close_btn").disabled = true;
document.getElementById("ot_req_close_btn").disabled = true;
}
} catch(exception) {
alert('<p>Error' + exception);
}
}
/* browser will close the ws in a controlled way */
function ot_close() {
socket_ot.close(3000, "Bye!");
}
/* we ask the server to close the ws in a controlled way */
function ot_req_close() {
socket_ot.send("closeme\n");
}
/* lws-mirror protocol */
var down = 0;
var no_last = 1;
var last_x = 0, last_y = 0;
var ctx;
var socket_lm;
var color = "#000000";
if (typeof MozWebSocket != "undefined") {
socket_lm = new MozWebSocket(get_appropriate_ws_url(),
"lws-mirror-protocol");
} else {
socket_lm = new WebSocket(get_appropriate_ws_url(),
"lws-mirror-protocol");
}
try {
socket_lm.onopen = function() {
document.getElementById("wslm_statustd").style.backgroundColor = "#40ff40";
document.getElementById("wslm_status").innerHTML =
" <b>websocket connection opened</b><br>" +
san(socket_di.extensions);
}
socket_lm.onmessage =function got_packet(msg) {
j = msg.data.split(';');
f = 0;
while (f < j.length - 1) {
i = j[f].split(' ');
if (i[0] == 'd') {
ctx.strokeStyle = i[1];
ctx.beginPath();
ctx.moveTo(+(i[2]), +(i[3]));
ctx.lineTo(+(i[4]), +(i[5]));
ctx.stroke();
}
if (i[0] == 'c') {
ctx.strokeStyle = i[1];
ctx.beginPath();
ctx.arc(+(i[2]), +(i[3]), +(i[4]), 0, Math.PI*2, true);
ctx.stroke();
}
f++;
}
}
socket_lm.onclose = function(){
document.getElementById("wslm_statustd").style.backgroundColor = "#ff4040";
document.getElementById("wslm_status").textContent = " websocket connection CLOSED ";
}
} catch(exception) {
alert('<p>Error' + exception);
}
var canvas = document.createElement('canvas');
canvas.height = 300;
canvas.width = 480;
ctx = canvas.getContext("2d");
document.getElementById('wslm_drawing').appendChild(canvas);
canvas.addEventListener('mousemove', ev_mousemove, false);
canvas.addEventListener('mousedown', ev_mousedown, false);
canvas.addEventListener('mouseup', ev_mouseup, false);
offsetX = offsetY = 0;
element = canvas;
if (element.offsetParent) {
do {
offsetX += element.offsetLeft;
offsetY += element.offsetTop;
} while ((element = element.offsetParent));
}
function update_color() {
color = document.getElementById("color").value;
}
function ev_mousedown (ev) {
down = 1;
}
function ev_mouseup(ev) {
down = 0;
no_last = 1;
}
function ev_mousemove (ev) {
var x, y;
if (ev.offsetX) {
x = ev.offsetX;
y = ev.offsetY;
} else {
x = ev.layerX - offsetX;
y = ev.layerY - offsetY;
}
if (!down)
return;
if (no_last) {
no_last = 0;
last_x = x;
last_y = y;
return;
}
socket_lm.send("d " + color + " " + last_x + " " + last_y + " " + x + ' ' + y + ';');
last_x = x;
last_y = y;
}
</script>
</body>
</html>