2 Copyright
2011 Jo-Philipp Wich
<jow@openwrt.org
>
3 Licensed to the public under the Apache License
2.0.
7 local ntm = require
"luci.model.network".init()
11 for _, dev in luci.util.vspairs(luci.sys.net.devices()) do
12 if dev:match(
"^wlan%d") or dev:match(
"^ath%d") or dev:match(
"^wl%d") then
13 devices[#devices+
1] = dev
17 local curdev = luci.http.formvalue(
"dev") or devices[
1]
22 <script type=
"text/javascript">//<![CDATA[
23 var bwxhr = new XHR();
35 var data_wanted = Math.floor(width / step);
47 var label_25, label_25_2;
48 var label_50, label_50_2;
49 var label_75, label_75_2;
70 var svg = document.getElementById('iwsvg');
71 var svg2 = document.getElementById('iwsvg2');
74 G = svg.getSVGDocument
75 ? svg.getSVGDocument() : svg.contentDocument;
76 G2 = svg2.getSVGDocument
77 ? svg2.getSVGDocument() : svg2.contentDocument;
80 G = document.embeds['iwsvg'].getSVGDocument();
81 G2 = document.embeds['iwsvg2'].getSVGDocument();
86 window.setTimeout(arguments.callee,
1000);
91 width = svg.offsetWidth -
2;
92 height = svg.offsetHeight -
2;
93 data_wanted = Math.ceil(width / step);
95 /* prefill datasets */
96 for (var i =
0; i < data_wanted; i++)
103 /* find svg elements */
104 line_rssi = G.getElementById('rssi');
105 line_noise = G.getElementById('noise');
106 line_rate = G2.getElementById('rate');
108 label_25 = G.getElementById('label_25');
109 label_50 = G.getElementById('label_50');
110 label_75 = G.getElementById('label_75');
111 label_25_2 = G2.getElementById('label_25');
112 label_50_2 = G2.getElementById('label_50');
113 label_75_2 = G2.getElementById('label_75');
115 label_rssi_cur = document.getElementById('rssi_bw_cur');
116 label_rssi_avg = document.getElementById('rssi_bw_avg');
117 label_rssi_peak = document.getElementById('rssi_bw_peak');
119 label_noise_cur = document.getElementById('noise_bw_cur');
120 label_noise_avg = document.getElementById('noise_bw_avg');
121 label_noise_peak = document.getElementById('noise_bw_peak');
123 label_rate_cur = document.getElementById('rate_bw_cur');
124 label_rate_avg = document.getElementById('rate_bw_avg');
125 label_rate_peak = document.getElementById('rate_bw_peak');
127 label_scale = document.getElementById('scale');
128 label_scale_2 = document.getElementById('scale2');
131 /* plot horizontal time interval lines */
132 for (var i = width % (step *
60); i < width; i += step *
60)
134 var line = G.createElementNS('http://www.w3.org/
2000/svg', 'line');
135 line.setAttribute('x1', i);
136 line.setAttribute('y1',
0);
137 line.setAttribute('x2', i);
138 line.setAttribute('y2', '
100%');
139 line.setAttribute('style', 'stroke:black;stroke-width:
0.1');
141 var text = G.createElementNS('http://www.w3.org/
2000/svg', 'text');
142 text.setAttribute('x', i +
5);
143 text.setAttribute('y',
15);
144 text.setAttribute('style', 'fill:#eee; font-size:
9pt; font-family:sans-serif; text-shadow:
1px
1px
1px #
000');
145 text.appendChild(G.createTextNode(Math.round((width - i) / step /
60) + 'm'));
147 label_25.parentNode.appendChild(line);
148 label_25.parentNode.appendChild(text);
151 var line2 = G2.createElementNS('http://www.w3.org/
2000/svg', 'line');
152 line2.setAttribute('x1', i);
153 line2.setAttribute('y1',
0);
154 line2.setAttribute('x2', i);
155 line2.setAttribute('y2', '
100%');
156 line2.setAttribute('style', 'stroke:black;stroke-width:
0.1');
158 var text2 = G2.createElementNS('http://www.w3.org/
2000/svg', 'text');
159 text2.setAttribute('x', i +
5);
160 text2.setAttribute('y',
15);
161 text2.setAttribute('style', 'fill:#eee; font-size:
9pt; font-family:sans-serif; text-shadow:
1px
1px
1px #
000');
162 text2.appendChild(G.createTextNode(Math.round((width - i) / step /
60) + 'm'));
164 label_25_2.parentNode.appendChild(line2);
165 label_25_2.parentNode.appendChild(text2);
168 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%
>', data_wanted /
60,
3);
169 label_scale_2.innerHTML = String.format('<%:(%d minute window, %d second interval)%
>', data_wanted /
60,
3);
171 /* render datasets, start update interval */
172 XHR.poll(
3, '<%=build_url(
"admin/status/realtime/wireless_status", curdev)%
>', null,
175 var noise_floor =
255;
176 var rate_floor =
60000;
178 for (var i =
0; i < data.length; i++) {
179 noise_floor = Math.min(noise_floor, data[i][NOISE]);
180 rate_floor = Math.min(rate_floor, data[i][RATE]);
188 var data_scale_2 =
0;
190 var data_rssi_avg =
0;
191 var data_noise_avg =
0;
192 var data_rate_avg =
0;
194 var data_rssi_peak =
0;
195 var data_noise_peak =
0;
196 var data_rate_peak =
0;
198 for (var i = data_stamp ?
0 :
1; i < data.length; i++)
200 /* skip overlapping entries */
201 if (data[i][TIME] <= data_stamp)
204 data_rssi.push(data[i][RSSI] - noise_floor);
205 data_noise.push(data[i][NOISE] - noise_floor);
206 data_rate.push(Math.floor(data[i][RATE] /
1000));
209 /* cut off outdated entries */
210 data_rssi = data_rssi.slice(data_rssi.length - data_wanted, data_rssi.length);
211 data_noise = data_noise.slice(data_noise.length - data_wanted, data_noise.length);
212 data_rate = data_rate.slice(data_rate.length - data_wanted, data_rate.length);
215 for (var i =
0; i < data_rssi.length; i++)
217 data_max = Math.max(data_max, data_rssi[i]);
218 data_max_2 = Math.max(data_max_2, data_rate[i]);
220 data_rssi_peak = Math.max(data_rssi_peak, data_rssi[i]);
221 data_noise_peak = Math.max(data_noise_peak, data_noise[i]);
222 data_rate_peak = Math.max(data_rate_peak, data_rate[i]);
226 data_rssi_avg = (data_rssi_avg + data_rssi[i]) /
2;
227 data_noise_avg = (data_noise_avg + data_noise[i]) /
2;
228 data_rate_avg = (data_rate_avg + data_rate[i]) /
2;
232 data_rssi_avg = data_rssi[i];
233 data_noise_avg = data_noise[i];
234 data_rate_avg = data_rate[i];
238 /* remember current timestamp, calculate horizontal scale */
239 data_stamp = data[data.length-
1][TIME];
240 data_scale = (height / (data_max *
1.1)).toFixed(
1);
241 data_scale_2 = (height / (data_max_2 *
1.1)).toFixed(
1);
244 var pt_rssi = '
0,' + height;
245 var pt_noise = '
0,' + height;
246 var pt_rate = '
0,' + height;
252 for (var i =
0; i < data_rssi.length; i++)
256 y_rssi = height - Math.floor(data_rssi[i] * data_scale);
257 y_noise = height - Math.floor(data_noise[i] * data_scale);
258 y_rate = height - Math.floor(data_rate[i] * data_scale_2);
260 y_rssi -= Math.floor(y_rssi % (
1/data_scale));
261 y_noise -= Math.floor(y_noise % (
1/data_scale));
263 pt_rssi += ' ' + x + ',' + y_rssi;
264 pt_noise += ' ' + x + ',' + y_noise;
265 pt_rate += ' ' + x + ',' + y_rate;
268 pt_rssi += ' ' + width + ',' + y_rssi + ' ' + width + ',' + height;
269 pt_noise += ' ' + width + ',' + y_noise + ' ' + width + ',' + height;
270 pt_rate += ' ' + width + ',' + y_rate + ' ' + width + ',' + height;
272 line_rssi.setAttribute('points', pt_rssi);
273 line_noise.setAttribute('points', pt_noise);
274 line_rate.setAttribute('points', pt_rate);
276 function wireless_label(dbm, noise)
279 return String.format(
"%d <%:dBm%> (SNR %d <%:dB%>)", noise_floor + dbm -
255, dbm - noise);
281 return String.format(
"%d <%:dBm%>", noise_floor + dbm -
255);
284 function rate_label(mbit)
286 return String.format(
"%d <%:Mbit/s%>", mbit);
289 label_25.firstChild.data = wireless_label(
1.1 *
0.25 * data_max);
290 label_50.firstChild.data = wireless_label(
1.1 *
0.50 * data_max);
291 label_75.firstChild.data = wireless_label(
1.1 *
0.75 * data_max);
293 label_25_2.firstChild.data = rate_label(
1.1 *
0.25 * data_max_2);
294 label_50_2.firstChild.data = rate_label(
1.1 *
0.50 * data_max_2);
295 label_75_2.firstChild.data = rate_label(
1.1 *
0.75 * data_max_2);
297 label_rssi_cur.innerHTML = wireless_label(data_rssi[data_rssi.length-
1], data_noise[data_noise.length-
1]).nobr();
298 label_noise_cur.innerHTML = wireless_label(data_noise[data_noise.length-
1]).nobr();
300 label_rssi_avg.innerHTML = wireless_label(data_rssi_avg, data_noise_avg).nobr();
301 label_noise_avg.innerHTML = wireless_label(data_noise_avg).nobr();
303 label_rssi_peak.innerHTML = wireless_label(data_rssi_peak, data_noise_peak).nobr();
304 label_noise_peak.innerHTML = wireless_label(data_noise_peak).nobr();
306 label_rate_cur.innerHTML = rate_label(data_rate[data_rate.length-
1]);
307 label_rate_avg.innerHTML = rate_label(data_rate_avg);
308 label_rate_peak.innerHTML = rate_label(data_rate_peak);
318 <h2 name=
"content"><%:Realtime Wireless%
></h2>
320 <ul class=
"cbi-tabmenu">
321 <% for _, dev in ipairs(devices) do %
>
322 <li class=
"cbi-tab<%= dev == curdev and "" or "-disabled
" %>"><a href=
"?dev=<%=pcdata(dev)%>"><%=pcdata(dev)%
></a></li>
326 <embed id=
"iwsvg" style=
"width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src=
"<%=resource%>/wireless.svg" />
327 <div style=
"text-align:right"><small id=
"scale">-
</small></div>
330 <div class=
"table" style=
"width:100%; table-layout:fixed" cellspacing=
"5">
332 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid blue"><%:Signal:%
></strong></div>
333 <div class=
"td" id=
"rssi_bw_cur">0 <%:dBm%
></div>
335 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></div>
336 <div class=
"td" id=
"rssi_bw_avg">0 <%:dBm%
></div>
338 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></div>
339 <div class=
"td" id=
"rssi_bw_peak">0 <%:dBm%
></div>
342 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid red"><%:Noise:%
></strong></div>
343 <div class=
"td" id=
"noise_bw_cur">0 <%:dBm%
></div>
345 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></div>
346 <div class=
"td" id=
"noise_bw_avg">0 <%:dBm%
></div>
348 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></div>
349 <div class=
"td" id=
"noise_bw_peak">0 <%:dBm%
></div>
355 <embed id=
"iwsvg2" style=
"width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src=
"<%=resource%>/wifirate.svg" />
356 <div style=
"text-align:right"><small id=
"scale2">-
</small></div>
359 <div class=
"table" style=
"width:100%; table-layout:fixed" cellspacing=
"5">
361 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong style=
"border-bottom:2px solid green"><%:Phy Rate:%
></strong></div>
362 <div class=
"td" id=
"rate_bw_cur">0 MBit/s
</div>
364 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong><%:Average:%
></strong></div>
365 <div class=
"td" id=
"rate_bw_avg">0 MBit/s
</div>
367 <div class=
"td" style=
"text-align:right; vertical-align:top"><strong><%:Peak:%
></strong></div>
368 <div class=
"td" id=
"rate_bw_peak">0 MBit/s
</div>