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
14 local ntm = require
"luci.model.network".init()
18 for _, dev in luci.util.vspairs(luci.sys.net.devices()) do
19 if dev:match(
"^wlan%d") or dev:match(
"^ath%d") or dev:match(
"^wl%d") then
20 devices[#devices+
1] = dev
24 local curdev = luci.dispatcher.context.requestpath
25 curdev = curdev[#curdev] ~=
"wireless" and curdev[#curdev] or devices[
1]
30 <script type=
"text/javascript" src=
"<%=resource%>/cbi.js"></script>
31 <script type=
"text/javascript">//<![CDATA[
32 var bwxhr = new XHR();
44 var data_wanted = Math.floor(width / step);
56 var label_25, label_25_2;
57 var label_50, label_50_2;
58 var label_75, label_75_2;
78 var svg = document.getElementById('iwsvg');
79 var svg2 = document.getElementById('iwsvg2');
82 G = svg.getSVGDocument
83 ? svg.getSVGDocument() : svg.contentDocument;
84 G2 = svg2.getSVGDocument
85 ? svg2.getSVGDocument() : svg2.contentDocument;
88 G = document.embeds['iwsvg'].getSVGDocument();
89 G2 = document.embeds['iwsvg2'].getSVGDocument();
94 window.setTimeout(arguments.callee,
1000);
99 width = svg.offsetWidth -
2;
100 height = svg.offsetHeight -
2;
101 data_wanted = Math.ceil(width / step);
103 /* prefill datasets */
104 for (var i =
0; i < data_wanted; i++)
111 /* find svg elements */
112 line_rssi = G.getElementById('rssi');
113 line_noise = G.getElementById('noise');
114 line_rate = G2.getElementById('rate');
116 label_25 = G.getElementById('label_25');
117 label_50 = G.getElementById('label_50');
118 label_75 = G.getElementById('label_75');
119 label_25_2 = G2.getElementById('label_25');
120 label_50_2 = G2.getElementById('label_50');
121 label_75_2 = G2.getElementById('label_75');
123 label_rssi_cur = document.getElementById('rssi_bw_cur');
124 label_rssi_avg = document.getElementById('rssi_bw_avg');
125 label_rssi_peak = document.getElementById('rssi_bw_peak');
127 label_noise_cur = document.getElementById('noise_bw_cur');
128 label_noise_avg = document.getElementById('noise_bw_avg');
129 label_noise_peak = document.getElementById('noise_bw_peak');
131 label_rate_cur = document.getElementById('rate_bw_cur');
132 label_rate_avg = document.getElementById('rate_bw_avg');
133 label_rate_peak = document.getElementById('rate_bw_peak');
135 label_scale = document.getElementById('scale');
136 label_scale_2 = document.getElementById('scale2');
139 /* plot horizontal time interval lines */
140 for (var i = width % (step *
60); i < width; i += step *
60)
142 var line = G.createElementNS('http://www.w3.org/
2000/svg', 'line');
143 line.setAttribute('x1', i);
144 line.setAttribute('y1',
0);
145 line.setAttribute('x2', i);
146 line.setAttribute('y2', '
100%');
147 line.setAttribute('style', 'stroke:black;stroke-width:
0.1');
149 var text = G.createElementNS('http://www.w3.org/
2000/svg', 'text');
150 text.setAttribute('x', i +
5);
151 text.setAttribute('y',
15);
152 text.setAttribute('style', 'fill:#
999999; font-size:
9pt');
153 text.appendChild(G.createTextNode(Math.round((width - i) / step /
60) + 'm'));
155 label_25.parentNode.appendChild(line);
156 label_25.parentNode.appendChild(text);
159 var line2 = G2.createElementNS('http://www.w3.org/
2000/svg', 'line');
160 line2.setAttribute('x1', i);
161 line2.setAttribute('y1',
0);
162 line2.setAttribute('x2', i);
163 line2.setAttribute('y2', '
100%');
164 line2.setAttribute('style', 'stroke:black;stroke-width:
0.1');
166 var text2 = G2.createElementNS('http://www.w3.org/
2000/svg', 'text');
167 text2.setAttribute('x', i +
5);
168 text2.setAttribute('y',
15);
169 text2.setAttribute('style', 'fill:#
999999; font-size:
9pt');
170 text2.appendChild(G.createTextNode(Math.round((width - i) / step /
60) + 'm'));
172 label_25_2.parentNode.appendChild(line2);
173 label_25_2.parentNode.appendChild(text2);
176 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%
>', data_wanted /
60,
3);
177 label_scale_2.innerHTML = String.format('<%:(%d minute window, %d second interval)%
>', data_wanted /
60,
3);
179 /* render datasets, start update interval */
180 XHR.poll(
3, '<%=build_url(
"admin/status/realtime/wireless_status", curdev)%
>', null,
183 var noise_floor =
255;
184 var rate_floor =
60000;
186 for (var i =
0; i < data.length; i++) {
187 noise_floor = Math.min(noise_floor, data[i][NOISE]);
188 rate_floor = Math.min(rate_floor, data[i][RATE]);
196 var data_scale_2 =
0;
198 var data_rssi_avg =
0;
199 var data_noise_avg =
0;
200 var data_rate_avg =
0;
202 var data_rssi_peak =
0;
203 var data_noise_peak =
0;
204 var data_rate_peak =
0;
206 for (var i = data_stamp ?
0 :
1; i < data.length; i++)
208 /* skip overlapping entries */
209 if (data[i][TIME] <= data_stamp)
212 data_rssi.push(data[i][RSSI] - noise_floor);
213 data_noise.push(data[i][NOISE] - noise_floor);
214 data_rate.push(Math.floor(data[i][RATE] /
1000));
217 /* cut off outdated entries */
218 data_rssi = data_rssi.slice(data_rssi.length - data_wanted, data_rssi.length);
219 data_noise = data_noise.slice(data_noise.length - data_wanted, data_noise.length);
220 data_rate = data_rate.slice(data_rate.length - data_wanted, data_rate.length);
223 for (var i =
0; i < data_rssi.length; i++)
225 data_max = Math.max(data_max, data_rssi[i]);
226 data_max_2 = Math.max(data_max_2, data_rate[i]);
228 data_rssi_peak = Math.max(data_rssi_peak, data_rssi[i]);
229 data_noise_peak = Math.max(data_noise_peak, data_noise[i]);
230 data_rate_peak = Math.max(data_rate_peak, data_rate[i]);
234 data_rssi_avg = (data_rssi_avg + data_rssi[i]) /
2;
235 data_noise_avg = (data_noise_avg + data_noise[i]) /
2;
236 data_rate_avg = (data_rate_avg + data_rate[i]) /
2;
240 data_rssi_avg = data_rssi[i];
241 data_noise_avg = data_noise[i];
242 data_rate_avg = data_rate[i];
246 /* remember current timestamp, calculate horizontal scale */
247 data_stamp = data[data.length-
1][TIME];
248 data_scale = (height / (data_max *
1.1)).toFixed(
1);
249 data_scale_2 = (height / (data_max_2 *
1.1)).toFixed(
1);
252 var pt_rssi = '
0,' + height;
253 var pt_noise = '
0,' + height;
254 var pt_rate = '
0,' + height;
260 for (var i =
0; i < data_rssi.length; i++)
264 y_rssi = height - Math.floor(data_rssi[i] * data_scale);
265 y_noise = height - Math.floor(data_noise[i] * data_scale);
266 y_rate = height - Math.floor(data_rate[i] * data_scale_2);
268 y_rssi -= Math.floor(y_rssi % (
1/data_scale));
269 y_noise -= Math.floor(y_noise % (
1/data_scale));
271 pt_rssi += ' ' + x + ',' + y_rssi;
272 pt_noise += ' ' + x + ',' + y_noise;
273 pt_rate += ' ' + x + ',' + y_rate;
276 pt_rssi += ' ' + width + ',' + y_rssi + ' ' + width + ',' + height;
277 pt_noise += ' ' + width + ',' + y_noise + ' ' + width + ',' + height;
278 pt_rate += ' ' + width + ',' + y_rate + ' ' + width + ',' + height;
280 line_rssi.setAttribute('points', pt_rssi);
281 line_noise.setAttribute('points', pt_noise);
282 line_rate.setAttribute('points', pt_rate);
284 function wireless_label(dbm, noise)
287 return String.format(
"%d <%:dBm%> (SNR %d <%:dBm%>)", noise_floor + dbm -
255, dbm - noise);
289 return String.format(
"%d <%:dBm%>", noise_floor + dbm -
255);
292 function rate_label(mbit)
294 return String.format(
"%d <%:Mbit/s%>", mbit);
297 label_25.firstChild.data = wireless_label(
1.1 *
0.25 * data_max);
298 label_50.firstChild.data = wireless_label(
1.1 *
0.50 * data_max);
299 label_75.firstChild.data = wireless_label(
1.1 *
0.75 * data_max);
301 label_25_2.firstChild.data = rate_label(
1.1 *
0.25 * data_max_2);
302 label_50_2.firstChild.data = rate_label(
1.1 *
0.50 * data_max_2);
303 label_75_2.firstChild.data = rate_label(
1.1 *
0.75 * data_max_2);
305 label_rssi_cur.innerHTML = wireless_label(data_rssi[data_rssi.length-
1], data_noise[data_noise.length-
1]).nobr();
306 label_noise_cur.innerHTML = wireless_label(data_noise[data_noise.length-
1]).nobr();
308 label_rssi_avg.innerHTML = wireless_label(data_rssi_avg, data_noise_avg).nobr();
309 label_noise_avg.innerHTML = wireless_label(data_noise_avg).nobr();
311 label_rssi_peak.innerHTML = wireless_label(data_rssi_peak, data_noise_peak).nobr();
312 label_noise_peak.innerHTML = wireless_label(data_noise_peak).nobr();
314 label_rate_cur.innerHTML = rate_label(data_rate[data_rate.length-
1]);
315 label_rate_avg.innerHTML = rate_label(data_rate_avg);
316 label_rate_peak.innerHTML = rate_label(data_rate_peak);
324 <h2><a id=
"content" name=
"content"><%:Realtime Wireless%
></a></h2>
326 <ul class=
"cbi-tabmenu">
327 <% for _, dev in ipairs(devices) do %
>
328 <li class=
"cbi-tab<%= dev == curdev and "" or "-disabled
" %>"><a href=
"<%=pcdata(dev)%>"><%=pcdata(dev)%
></a></li>
332 <embed id=
"iwsvg" style=
"width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src=
"<%=resource%>/wireless.svg" />
333 <div style=
"text-align:right"><small id=
"scale">-
</small></div>
336 <table style=
"width:100%; table-layout:fixed" cellspacing=
"5">
338 <td style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid blue"><%:Signal:%
></strong></td>
339 <td id=
"rssi_bw_cur">0 <%:dBm%
></td>
341 <td style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></td>
342 <td id=
"rssi_bw_avg">0 <%:dBm%
></td>
344 <td style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></td>
345 <td id=
"rssi_bw_peak">0 <%:dBm%
></td>
348 <td style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid red"><%:Noise:%
></strong></td>
349 <td id=
"noise_bw_cur">0 <%:dBm%
></td>
351 <td style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></td>
352 <td id=
"noise_bw_avg">0 <%:dBm%
></td>
354 <td style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></td>
355 <td id=
"noise_bw_peak">0 <%:dBm%
></td>
361 <embed id=
"iwsvg2" style=
"width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src=
"<%=resource%>/wifirate.svg" />
362 <div style=
"text-align:right"><small id=
"scale2">-
</small></div>
365 <table style=
"width:100%; table-layout:fixed" cellspacing=
"5">
367 <td style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid green"><%:Phy Rate:%
></strong></td>
368 <td id=
"rate_bw_cur">0 MBit/s
</td>
370 <td style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></td>
371 <td id=
"rate_bw_avg">0 MBit/s
</td>
373 <td style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></td>
374 <td id=
"rate_bw_peak">0 MBit/s
</td>