2 LuCI - Lua Configuration Interface
3 Copyright
2011 Jo-Philipp Wich
<xm@subsignal.org
>
5 Licensed under the Apache License, Version
2.0 (the
"License");
6 you may not use this file except in compliance with the License.
7 You may obtain a copy of the License at
9 http://www.apache.org/licenses/LICENSE-
2.0
16 local ntm = require
"luci.model.network".init()
20 for _, dev in luci.util.vspairs(luci.sys.net.devices()) do
21 if dev:match(
"^wlan%d") or dev:match(
"^ath%d") or dev:match(
"^wl%d") then
22 devices[#devices+
1] = dev
26 local curdev = luci.dispatcher.context.requestpath
27 curdev = curdev[#curdev] ~=
"wireless" and curdev[#curdev] or devices[
1]
32 <script type=
"text/javascript" src=
"<%=resource%>/cbi.js"></script>
33 <script type=
"text/javascript">//<![CDATA[
34 var bwxhr = new XHR();
46 var data_wanted = Math.floor(width / step);
58 var label_25, label_25_2;
59 var label_50, label_50_2;
60 var label_75, label_75_2;
77 function update_graph()
79 bwxhr.get('<%=build_url(
"admin/status/wireless_status", curdev)%
>', null,
82 var noise_floor =
255;
83 var rate_floor =
60000;
85 for (var i =
0; i < data.length; i++) {
86 noise_floor = Math.min(noise_floor, data[i][NOISE]);
87 rate_floor = Math.min(rate_floor, data[i][RATE]);
97 var data_rssi_avg =
0;
98 var data_noise_avg =
0;
99 var data_rate_avg =
0;
101 var data_rssi_peak =
0;
102 var data_noise_peak =
0;
103 var data_rate_peak =
0;
105 for (var i = data_stamp ?
0 :
1; i < data.length; i++)
107 /* skip overlapping entries */
108 if (data[i][TIME] <= data_stamp)
111 data_rssi.push(data[i][RSSI] - noise_floor);
112 data_noise.push(data[i][NOISE] - noise_floor);
113 data_rate.push(Math.floor(data[i][RATE] /
100));
116 /* cut off outdated entries */
117 data_rssi = data_rssi.slice(data_rssi.length - data_wanted, data_rssi.length);
118 data_noise = data_noise.slice(data_noise.length - data_wanted, data_noise.length);
119 data_rate = data_rate.slice(data_rate.length - data_wanted, data_rate.length);
122 for (var i =
0; i < data_rssi.length; i++)
124 data_max = Math.max(data_max, data_rssi[i]);
125 data_max_2 = Math.max(data_max_2, data_rate[i]);
127 data_rssi_peak = Math.max(data_rssi_peak, data_rssi[i]);
128 data_noise_peak = Math.max(data_noise_peak, data_noise[i]);
129 data_rate_peak = Math.max(data_rate_peak, data_rate[i]);
133 data_rssi_avg = (data_rssi_avg + data_rssi[i]) /
2;
134 data_noise_avg = (data_noise_avg + data_noise[i]) /
2;
135 data_rate_avg = (data_rate_avg + data_rate[i]) /
2;
139 data_rssi_avg = data_rssi[i];
140 data_noise_avg = data_noise[i];
141 data_rate_avg = data_rate[i];
145 /* remember current timestamp, calculate horizontal scale */
146 data_stamp = data[data.length-
1][TIME];
147 data_scale = (height / (data_max *
1.1)).toFixed(
1);
148 data_scale_2 = (height / (data_max_2 *
1.1)).toFixed(
1);
151 var pt_rssi = '
0,' + height;
152 var pt_noise = '
0,' + height;
153 var pt_rate = '
0,' + height;
159 for (var i =
0; i < data_rssi.length; i++)
163 y_rssi = height - Math.floor(data_rssi[i] * data_scale);
164 y_noise = height - Math.floor(data_noise[i] * data_scale);
165 y_rate = height - Math.floor(data_rate[i] * data_scale_2);
167 y_rssi -= Math.floor(y_rssi % (
1/data_scale));
168 y_noise -= Math.floor(y_noise % (
1/data_scale));
170 pt_rssi += ' ' + x + ',' + y_rssi;
171 pt_noise += ' ' + x + ',' + y_noise;
172 pt_rate += ' ' + x + ',' + y_rate;
175 pt_rssi += ' ' + width + ',' + y_rssi + ' ' + width + ',' + height;
176 pt_noise += ' ' + width + ',' + y_noise + ' ' + width + ',' + height;
177 pt_rate += ' ' + width + ',' + y_rate + ' ' + width + ',' + height;
179 line_rssi.setAttribute('points', pt_rssi);
180 line_noise.setAttribute('points', pt_noise);
181 line_rate.setAttribute('points', pt_rate);
183 function wireless_label(dbm, noise)
186 return String.format(
"%d dBm (SNR %d dBm)", noise_floor + dbm -
255, dbm - noise);
188 return String.format(
"%d dBm", noise_floor + dbm -
255);
191 function rate_label(mbit)
193 return String.format(
"%d MBit/s", mbit);
196 label_25.firstChild.data = wireless_label(
1.1 *
0.25 * data_max);
197 label_50.firstChild.data = wireless_label(
1.1 *
0.50 * data_max);
198 label_75.firstChild.data = wireless_label(
1.1 *
0.75 * data_max);
200 label_25_2.firstChild.data = rate_label(
1.1 *
0.25 * data_max_2);
201 label_50_2.firstChild.data = rate_label(
1.1 *
0.50 * data_max_2);
202 label_75_2.firstChild.data = rate_label(
1.1 *
0.75 * data_max_2);
204 label_rssi_cur.innerHTML = wireless_label(data_rssi[data_rssi.length-
1], data_noise[data_noise.length-
1]);
205 label_noise_cur.innerHTML = wireless_label(data_noise[data_noise.length-
1]);
207 label_rssi_avg.innerHTML = wireless_label(data_rssi_avg, data_noise_avg);
208 label_noise_avg.innerHTML = wireless_label(data_noise_avg);
210 label_rssi_peak.innerHTML = wireless_label(data_rssi_peak, data_noise_peak);
211 label_noise_peak.innerHTML = wireless_label(data_noise_peak);
213 label_rate_cur.innerHTML = rate_label(data_rate[data_rate.length-
1]);
214 label_rate_avg.innerHTML = rate_label(data_rate_avg);
215 label_rate_peak.innerHTML = rate_label(data_rate_peak);
218 window.setTimeout(update_graph,
1000);
226 var svg = document.getElementById('iwsvg');
227 var svg2 = document.getElementById('iwsvg2');
230 G = svg.getSVGDocument
231 ? svg.getSVGDocument() : svg.contentDocument;
232 G2 = svg2.getSVGDocument
233 ? svg2.getSVGDocument() : svg2.contentDocument;
236 G = document.embeds['iwsvg'].getSVGDocument();
237 G2 = document.embeds['iwsvg2'].getSVGDocument();
242 window.setTimeout(arguments.callee,
1000);
247 width = svg.offsetWidth -
2;
248 height = svg.offsetHeight -
2;
249 data_wanted = Math.ceil(width / step);
251 /* prefill datasets */
252 for (var i =
0; i < data_wanted; i++)
259 /* find svg elements */
260 line_rssi = G.getElementById('rssi');
261 line_noise = G.getElementById('noise');
262 line_rate = G2.getElementById('rate');
264 label_25 = G.getElementById('label_25');
265 label_50 = G.getElementById('label_50');
266 label_75 = G.getElementById('label_75');
267 label_25_2 = G2.getElementById('label_25');
268 label_50_2 = G2.getElementById('label_50');
269 label_75_2 = G2.getElementById('label_75');
271 label_rssi_cur = document.getElementById('rssi_bw_cur');
272 label_rssi_avg = document.getElementById('rssi_bw_avg');
273 label_rssi_peak = document.getElementById('rssi_bw_peak');
275 label_noise_cur = document.getElementById('noise_bw_cur');
276 label_noise_avg = document.getElementById('noise_bw_avg');
277 label_noise_peak = document.getElementById('noise_bw_peak');
279 label_rate_cur = document.getElementById('rate_bw_cur');
280 label_rate_avg = document.getElementById('rate_bw_avg');
281 label_rate_peak = document.getElementById('rate_bw_peak');
283 label_scale = document.getElementById('scale');
284 label_scale_2 = document.getElementById('scale2');
287 /* plot horizontal time interval lines */
288 for (var i = step *
60; i < width; i += step *
60)
290 var line = G.createElementNS('http://www.w3.org/
2000/svg', 'line');
291 line.setAttribute('x1', i);
292 line.setAttribute('y1',
0);
293 line.setAttribute('x2', i);
294 line.setAttribute('y2', '
100%');
295 line.setAttribute('style', 'stroke:black;stroke-width:
0.1');
297 var text = G.createElementNS('http://www.w3.org/
2000/svg', 'text');
298 text.setAttribute('x', i +
5);
299 text.setAttribute('y',
15);
300 text.setAttribute('style', 'fill:#
999999; font-size:
9pt');
301 text.appendChild(G.createTextNode(Math.round(i / step /
60) + 'm'));
303 label_25.parentNode.appendChild(line);
304 label_25.parentNode.appendChild(text);
307 var line2 = G2.createElementNS('http://www.w3.org/
2000/svg', 'line');
308 line2.setAttribute('x1', i);
309 line2.setAttribute('y1',
0);
310 line2.setAttribute('x2', i);
311 line2.setAttribute('y2', '
100%');
312 line2.setAttribute('style', 'stroke:black;stroke-width:
0.1');
314 var text2 = G2.createElementNS('http://www.w3.org/
2000/svg', 'text');
315 text2.setAttribute('x', i +
5);
316 text2.setAttribute('y',
15);
317 text2.setAttribute('style', 'fill:#
999999; font-size:
9pt');
318 text2.appendChild(G.createTextNode(Math.round(i / step /
60) + 'm'));
320 label_25_2.parentNode.appendChild(line2);
321 label_25_2.parentNode.appendChild(text2);
324 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%
>', data_wanted /
60,
1);
325 label_scale_2.innerHTML = String.format('<%:(%d minute window, %d second interval)%
>', data_wanted /
60,
1);
327 /* render datasets, start update interval */
334 <h2><a id=
"content" name=
"content"><%:Realtime Wireless%
></a></h2>
336 <ul class=
"cbi-tabmenu">
337 <% for _, dev in ipairs(devices) do %
>
338 <li class=
"cbi-tab<%= dev == curdev and "" or "-disabled
" %>"><a href=
"<%=pcdata(dev)%>"><%=pcdata(dev)%
></a></li>
342 <embed id=
"iwsvg" style=
"width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src=
"<%=resource%>/wireless.svg" />
343 <div style=
"text-align:right"><small id=
"scale">-
</small></div>
346 <table style=
"width:100%; table-layout:fixed" cellspacing=
"5">
348 <td style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid blue"><%:Signal:%
></strong></td>
349 <td id=
"rssi_bw_cur">0 dBm
</td>
351 <td style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></td>
352 <td id=
"rssi_bw_avg">0 dBm
</td>
354 <td style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></td>
355 <td id=
"rssi_bw_peak">0 dBm
</td>
358 <td style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid red"><%:Noise:%
></strong></td>
359 <td id=
"noise_bw_cur">0 dBm
</td>
361 <td style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></td>
362 <td id=
"noise_bw_avg">0 dBm
</td>
364 <td style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></td>
365 <td id=
"noise_bw_peak">0 dBm
</td>
371 <embed id=
"iwsvg2" style=
"width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src=
"<%=resource%>/wifirate.svg" />
372 <div style=
"text-align:right"><small id=
"scale2">-
</small></div>
375 <table style=
"width:100%; table-layout:fixed" cellspacing=
"5">
377 <td style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid green"><%:Phy Rate:%
></strong></td>
378 <td id=
"rate_bw_cur">0 MBit/s
</td>
380 <td style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></td>
381 <td id=
"rate_bw_avg">0 MBit/s
</td>
383 <td style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></td>
384 <td id=
"rate_bw_peak">0 MBit/s
</td>