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api: add support for websocket calls
Allow to directly get api data in HTML5 Tested on Chrome... IE>=10 required, not tested IE11 seems buggy on connection close... todo Signed-off-by: Tanguy Pruvot <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| <!DOCTYPE HTML> | ||
| <html> | ||
| <head> | ||
| <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script> | ||
| <script src="http://code.highcharts.com/highcharts.js"></script> | ||
| <script src="http://code.highcharts.com/modules/exporting.js"></script> | ||
| </head> | ||
| <body> | ||
| <div id="container" style="min-width: 310px; height: 400px; margin: 0 auto"></div> | ||
| <script type="text/javascript"> | ||
|
|
||
| var hashrates = []; | ||
| var timestamps = []; | ||
| var timeline = []; | ||
|
|
||
| function drawChart(ip) { | ||
|
|
||
| $('#container').highcharts({ | ||
| title: { | ||
| text: 'CCMiner WebSocket Sample - ' + ip, | ||
| x: -20 //center | ||
| }, | ||
| subtitle: { | ||
| text: 'By tpruvot@gibhub 2014', | ||
| x: -20 | ||
| }, | ||
| xAxis: { | ||
| title: { | ||
| text: 'Age' | ||
| }, | ||
| valueSuffix: ' s', | ||
| categories: timestamps[0] | ||
| }, | ||
| yAxis: { | ||
| title: { | ||
| text: 'Hash Rate (KH/s)' | ||
| }, | ||
| plotLines: [{ | ||
| value: 0, | ||
| width: 1, | ||
| color: '#808080' | ||
| }] | ||
| }, | ||
| tooltip: { | ||
| valueSuffix: ' KH' | ||
| }, | ||
| legend: { | ||
| layout: 'vertical', | ||
| align: 'right', | ||
| verticalAlign: 'middle', | ||
| borderWidth: 0 | ||
| }, | ||
| series: [ | ||
| { | ||
| name: 'GPU0', | ||
| data: hashrates[0] | ||
| }/*, | ||
| { | ||
| name: 'GPU1', | ||
| data: hashrates[1] | ||
| }*/ | ||
| ] | ||
| }); | ||
| } | ||
|
|
||
| function getData(ip, port) { | ||
| if ("WebSocket" in window) { | ||
| var ws = new WebSocket('ws://'+ip+':'+port+'/histo','text'); | ||
| for (var gpu=0; gpu<8; gpu++) { | ||
| timestamps[gpu] = []; | ||
| hashrates[gpu] = []; | ||
| } | ||
| ws.onmessage = function (evt) { | ||
| var now = new Date(); | ||
| var ts = Math.round(now/1000); | ||
| var data = evt.data.split('|'); | ||
| for (n in data) { | ||
| var map = data[n].split(';'); | ||
| var gpu = 0; | ||
| var plot = {}; | ||
| for (k in map) { | ||
| var kv = map[k].split('='); | ||
| if (kv.length == 1) | ||
| continue; | ||
| if (kv[0] === 'GPU') | ||
| gpu = parseInt(kv[1], 10); | ||
| else if (kv[0] === 'TS') | ||
| plot.timestamp = ts - parseInt(kv[1], 10); | ||
| else if (kv[0] === 'KHS') | ||
| plot.hashrate = parseInt(kv[1], 10) / 1000.0; | ||
| //console.log('Data received: #GPU'+gpu+': '+kv[0]+' = '+kv[1]); | ||
| } | ||
| timeline[n] = plot.timestamp; | ||
| timestamps[gpu][n] = plot.timestamp; | ||
| hashrates[gpu][n] = plot.hashrate; | ||
| } | ||
| drawChart(ip); | ||
| }; | ||
| ws.onerror = function (evt) { | ||
| var w = evt.target; | ||
| console.log('Error! readyState=' + w.readyState); //log errors | ||
| $('#container').html('Error! Unable to get WebSocket data from '+ip); //log errors | ||
| return false; | ||
| }; | ||
| ws.onclose = function() { | ||
| // websocket is closed. | ||
| }; | ||
| } else { | ||
| // The browser doesn't support WebSocket | ||
| alert("WebSocket NOT supported by your Browser!"); | ||
| } | ||
| } | ||
|
|
||
| $(function () { | ||
| //getData('192.168.0.110', 4068); | ||
| getData('localhost', 4068); | ||
| }); | ||
|
|
||
| </script> | ||
| </body> | ||
| </html> |