much further progress :)

Able to have sustained and queued websockets connections at ~500 Hz.  Commands pass over said connection.
This commit is contained in:
cnlohr 2015-07-30 02:45:02 -04:00
parent bba28c688f
commit 666d8077ab
11 changed files with 535 additions and 114 deletions

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@ -0,0 +1,68 @@
<html>
<head>
<title>ColorChord Control Panel</title>
<script language="javascript" type="text/javascript" src=jquery-2.1.4.min.js.gz></script>
<script language="javascript" type="text/javascript" src=colorchord.js></script>
<meta charset="UTF-8">
<style>
table { width: 100%; }
td { vertical-align: top; }
.collapsible { display:none; }
</style>
</head>
<body>
<h2>ColorChord: Embedded</h2>
<hr>
<table>
<tr><td width=1>
<input type=submit onclick="ShowHideEvent( 'SystemStatus' );" value="System Status" id=SystemStatusClicker></td><td>
<div id=SystemStatus class="collapsible">
<table width=100% border=1><tr><td>
<div id=output></div>
</td></tr></table></td></tr>
<tr><td width=1>
<input type=submit onclick="ShowHideEvent( 'Introduction' );" value="Introduction"></td><td>
<div id=Introduction class="collapsible">
<table border=1><tr><td>
System Info...<br>line2<br>line3
</td></tr></table></td></tr>
<tr><td width=1>
<input type=submit onclick="ShowHideEvent( 'WifiSettings' );" value="Wifi Settings"></td><td>
<div id=WifiSettings class="collapsible">
<table width=100% border=1><tr><td>
Current Configuration:<form name="wifisection" action="javascript:ChangeWifiConfig();">
<table border=1 width=1%>
<tr><td width=1>Type:</td><td><input type="radio" name="wifitype" value=1>Station (Connect to infrastructure)<br><input type="radio" name="wifitype" value=2>AP (Broadcast a new AP)</td></tr>
<tr><td>SSID:</td><td><input type="text" id="wificurname"></td></tr>
<tr><td>PASS:</td><td><input type="text" id="wificurpassword"></td></tr>
<tr><td>Enc:</td><td><input type="radio" name="wificurenctype" value="open">Open<br><input type="radio" name="wificurenctype" value="wpa-wpa2">WPA2-PSK (Ignored in Station mode)</td></tr>
<tr><td>Chan:</td><td><input type="text" id="wificurchannel"> (Ignored in Station mode)</td></tr></tr>
<tr><td></td><td><input type=submit value="Change Settings"></td></tr>
</form></table>
Scanned Stations:
<div id=WifiStations></div>
<input type=submit onclick="QueueOperation('ws', null);" value="Scan For Stations (Will disconnect!)">
</td></tr></table></td></tr>
<tr><td width=1>
<input type=submit onclick="ShowHideEvent( 'CustomCommand' );" value="Custom Command"></td><td>
<div id=CustomCommand class="collapsible">
<table width=100% border=1><tr><td>
Command: <input type=text id=custom_command>
<input type=submit value="Submit" onclick="IssueCustomCommand()"><br>
<textarea id=custom_command_response readonly rows=15 cols=80></textarea>
</td></tr></table></td></tr>
</table>
</body>
</html>

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@ -0,0 +1,208 @@
var wsUri = "ws://" + location.host + "/d/ws/issue";
var output;
var websocket;
var commsup = 0;
//Push objects that have:
// .request
// .callback = function( ref (this object), data );
var workqueue = [];
var lastitem;
function QueueOperation( command, callback )
{
var vp = new Object();
vp.callback = callback;
vp.request = command;
workqueue.push( vp );
}
function init()
{
$( ".collapsible" ).each(function( index ) {
if( localStorage["sh" + this.id] > 0.5 )
{
$( this ).show().toggleClass( 'opened' );
}
});
$("#custom_command_response").val( "" );
output = document.getElementById("output");
Ticker();
WifiDataTicker();
}
function StartWebSocket()
{
output.innerHTML = "Connecting...";
if( websocket ) websocket.close();
workqueue = [];
lastitem = null;
websocket = new WebSocket(wsUri);
websocket.onopen = function(evt) { onOpen(evt) };
websocket.onclose = function(evt) { onClose(evt) };
websocket.onmessage = function(evt) { onMessage(evt) };
websocket.onerror = function(evt) { onError(evt) };
}
function onOpen(evt)
{
doSend('e' );
}
function onClose(evt)
{
$('#SystemStatusClicker').css("color", "red" );
commsup = 0;
}
var msg = 0;
var tickmessage = 0;
var lasthz = 0;
function Ticker()
{
lasthz = (msg - tickmessage);
tickmessage = msg;
if( lasthz == 0 )
{
$('#SystemStatusClicker').css("color", "red" );
commsup = 0;
StartWebSocket();
}
setTimeout( Ticker, 1000 );
}
function onMessage(evt)
{
msg++;
output.innerHTML = "<p>Messages: " + msg + "</p><p>Hz:" + lasthz + "</p>";
if( commsup != 1 )
{
commsup = 1;
$('#SystemStatusClicker').css("color", "green" );
}
if( lastitem && lastitem.callback )
{
lastitem.callback( lastitem, evt.data );
lastitem = null;
}
if( workqueue.length )
{
var elem = workqueue.shift();
if( elem.request )
{
doSend( elem.request );
lastitem = elem;
return;
}
}
doSend('e');
}
function onError(evt)
{
$('#SystemStatusClicker').css("color", "red" );
commsup = 0;
}
function doSend(message)
{
websocket.send(message);
}
function ShowHideEvent( objname )
{
var obj = $( "#" + objname );
obj.slideToggle( 'fast' ).toggleClass( 'opened' );
var opened = obj.is( '.opened' );
localStorage["sh" + objname] = opened?1:0;
}
function IssueCustomCommand()
{
QueueOperation( $("#custom_command").val(), function( req,data) { $("#custom_command_response").val( data ); } );
}
window.addEventListener("load", init, false);
///////// Various functions that are not core appear down here.
did_wifi_get_config = false;
function WifiDataTicker()
{
if( !did_wifi_get_config )
{
QueueOperation( "WI", function(req,data)
{
var params = data.split( "\t" );
document.wifisection.wifitype.value = Number( params[0].substr(2) );
document.wifisection.wificurname.value = params[1];
document.wifisection.wificurpassword.value = params[2];
document.wifisection.wificurenctype.value = params[3];
document.wifisection.wificurchannel.value = Number( params[4] );
did_wifi_get_config = true;
} );
}
QueueOperation( "WR", function(req,data) {
var lines = data.split( "\n" );
var innerhtml;
if( lines.length < 3 )
{
innerhtml = "No APs found. Did you scan?";
}
else
{
innerhtml = "<TABLE border=1><TR><TH>SSID</TH><TH>MAC</TH><TH>RS</TH><TH>Ch</TH><TH>Enc</TH></TR>"
for( i = 1; i < lines.length-1; i++ )
{
var dats = lines[i].split( "\t" );
innerhtml += "<TR><TD>" + dats[0] + "</TD><TD>" + dats[1] + "</TD><TD>" + dats[2] + "</TD><TD>" + dats[3] + "</TD><TD>" + dats[4] + "</TD></TR>";
}
}
innerhtml += "</HTML>";
document.getElementById("WifiStations").innerHTML = innerhtml;
} );
setTimeout( WifiDataTicker, 1000 );
}
function ChangeWifiConfig()
{
var st = "W";
st += document.wifisection.wifitype.value;
st += ":" + document.wifisection.wificurname.value;
st += ":" + document.wifisection.wificurpassword.value;
QueueOperation( st );
did_wifi_get_config = false;
}

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@ -1,7 +1,7 @@
<HTML>
<HEAD>
<title>WebSocket Test</title>
<script language="javascript" type="text/javascript" src=websocket.js></script>
<script language="javascript" type="text/javascript" src=wstest.js></script>
</HEAD>
<BODY>
<h2>WebSocket Test</h2>

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@ -1,4 +1,4 @@
var wsUri = "ws://" + location.host + "/d/ws";
var wsUri = "ws://" + location.host + "/d/ws/echo";
var output;
@ -37,9 +37,24 @@ function onClose(evt)
writeToScreen("DISCONNECTED");
}
var msg = 0;
var tickmessage = 0;
var lasthz = 0;
function Ticker()
{
lasthz = msg - tickmessage;
tickmessage = msg;
setTimeout( Ticker, 1000 );
}
function onMessage(evt)
{
eval( evt.data );
// eval( evt.data );
output.innerHTML = msg++ + " " + lasthz;
doSend('x' );
// obj = JSON.parse(evt.data);
// console.log( obj );
// writeToScreen('<span style="color: blue;">RESPONSE: ' + evt.data+'</span>');
@ -67,3 +82,5 @@ function writeToScreen(message)
window.addEventListener("load", init, false);
Ticker();