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;
80 var svg = document.getElementById('iwsvg');
81 var svg2 = document.getElementById('iwsvg2');
84 G = svg.getSVGDocument
85 ? svg.getSVGDocument() : svg.contentDocument;
86 G2 = svg2.getSVGDocument
87 ? svg2.getSVGDocument() : svg2.contentDocument;
90 G = document.embeds['iwsvg'].getSVGDocument();
91 G2 = document.embeds['iwsvg2'].getSVGDocument();
96 window.setTimeout(arguments.callee, 1000);
101 width = svg.offsetWidth - 2;
102 height = svg.offsetHeight - 2;
103 data_wanted = Math.ceil(width / step);
105 /* prefill datasets */
106 for (var i = 0; i < data_wanted; i++)
113 /* find svg elements */
114 line_rssi = G.getElementById('rssi');
115 line_noise = G.getElementById('noise');
116 line_rate = G2.getElementById('rate');
118 label_25 = G.getElementById('label_25');
119 label_50 = G.getElementById('label_50');
120 label_75 = G.getElementById('label_75');
121 label_25_2 = G2.getElementById('label_25');
122 label_50_2 = G2.getElementById('label_50');
123 label_75_2 = G2.getElementById('label_75');
125 label_rssi_cur = document.getElementById('rssi_bw_cur');
126 label_rssi_avg = document.getElementById('rssi_bw_avg');
127 label_rssi_peak = document.getElementById('rssi_bw_peak');
129 label_noise_cur = document.getElementById('noise_bw_cur');
130 label_noise_avg = document.getElementById('noise_bw_avg');
131 label_noise_peak = document.getElementById('noise_bw_peak');
133 label_rate_cur = document.getElementById('rate_bw_cur');
134 label_rate_avg = document.getElementById('rate_bw_avg');
135 label_rate_peak = document.getElementById('rate_bw_peak');
137 label_scale = document.getElementById('scale');
138 label_scale_2 = document.getElementById('scale2');
141 /* plot horizontal time interval lines */
142 for (var i = width % (step * 60); i < width; i += step * 60)
144 var line = G.createElementNS('http://www.w3.org/2000/svg', 'line');
145 line.setAttribute('x1', i);
146 line.setAttribute('y1', 0);
147 line.setAttribute('x2', i);
148 line.setAttribute('y2', '100%');
149 line.setAttribute('style', 'stroke:black;stroke-width:0.1');
151 var text = G.createElementNS('http://www.w3.org/2000/svg', 'text');
152 text.setAttribute('x', i + 5);
153 text.setAttribute('y', 15);
154 text.setAttribute('style', 'fill:#999999; font-size:9pt');
155 text.appendChild(G.createTextNode(Math.round((width - i) / step / 60) + 'm'));
157 label_25.parentNode.appendChild(line);
158 label_25.parentNode.appendChild(text);
161 var line2 = G2.createElementNS('http://www.w3.org/2000/svg', 'line');
162 line2.setAttribute('x1', i);
163 line2.setAttribute('y1', 0);
164 line2.setAttribute('x2', i);
165 line2.setAttribute('y2', '100%');
166 line2.setAttribute('style', 'stroke:black;stroke-width:0.1');
168 var text2 = G2.createElementNS('http://www.w3.org/2000/svg', 'text');
169 text2.setAttribute('x', i + 5);
170 text2.setAttribute('y', 15);
171 text2.setAttribute('style', 'fill:#999999; font-size:9pt');
172 text2.appendChild(G.createTextNode(Math.round((width - i) / step / 60) + 'm'));
174 label_25_2.parentNode.appendChild(line2);
175 label_25_2.parentNode.appendChild(text2);
178 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%>', data_wanted / 60, 3);
179 label_scale_2.innerHTML = String.format('<%:(%d minute window, %d second interval)%>', data_wanted / 60, 3);
181 /* render datasets, start update interval */
182 XHR.poll(3, '<%=build_url("admin/status/realtime/wireless_status", curdev)%>', null,
185 var noise_floor = 255;
186 var rate_floor = 60000;
188 for (var i = 0; i < data.length; i++) {
189 noise_floor = Math.min(noise_floor, data[i][NOISE]);
190 rate_floor = Math.min(rate_floor, data[i][RATE]);
198 var data_scale_2 = 0;
200 var data_rssi_avg = 0;
201 var data_noise_avg = 0;
202 var data_rate_avg = 0;
204 var data_rssi_peak = 0;
205 var data_noise_peak = 0;
206 var data_rate_peak = 0;
208 for (var i = data_stamp ? 0 : 1; i < data.length; i++)
210 /* skip overlapping entries */
211 if (data[i][TIME] <= data_stamp)
214 data_rssi.push(data[i][RSSI] - noise_floor);
215 data_noise.push(data[i][NOISE] - noise_floor);
216 data_rate.push(Math.floor(data[i][RATE] / 1000));
219 /* cut off outdated entries */
220 data_rssi = data_rssi.slice(data_rssi.length - data_wanted, data_rssi.length);
221 data_noise = data_noise.slice(data_noise.length - data_wanted, data_noise.length);
222 data_rate = data_rate.slice(data_rate.length - data_wanted, data_rate.length);
225 for (var i = 0; i < data_rssi.length; i++)
227 data_max = Math.max(data_max, data_rssi[i]);
228 data_max_2 = Math.max(data_max_2, data_rate[i]);
230 data_rssi_peak = Math.max(data_rssi_peak, data_rssi[i]);
231 data_noise_peak = Math.max(data_noise_peak, data_noise[i]);
232 data_rate_peak = Math.max(data_rate_peak, data_rate[i]);
236 data_rssi_avg = (data_rssi_avg + data_rssi[i]) / 2;
237 data_noise_avg = (data_noise_avg + data_noise[i]) / 2;
238 data_rate_avg = (data_rate_avg + data_rate[i]) / 2;
242 data_rssi_avg = data_rssi[i];
243 data_noise_avg = data_noise[i];
244 data_rate_avg = data_rate[i];
248 /* remember current timestamp, calculate horizontal scale */
249 data_stamp = data[data.length-1][TIME];
250 data_scale = (height / (data_max * 1.1)).toFixed(1);
251 data_scale_2 = (height / (data_max_2 * 1.1)).toFixed(1);
254 var pt_rssi = '0,' + height;
255 var pt_noise = '0,' + height;
256 var pt_rate = '0,' + height;
262 for (var i = 0; i < data_rssi.length; i++)
266 y_rssi = height - Math.floor(data_rssi[i] * data_scale);
267 y_noise = height - Math.floor(data_noise[i] * data_scale);
268 y_rate = height - Math.floor(data_rate[i] * data_scale_2);
270 y_rssi -= Math.floor(y_rssi % (1/data_scale));
271 y_noise -= Math.floor(y_noise % (1/data_scale));
273 pt_rssi += ' ' + x + ',' + y_rssi;
274 pt_noise += ' ' + x + ',' + y_noise;
275 pt_rate += ' ' + x + ',' + y_rate;
278 pt_rssi += ' ' + width + ',' + y_rssi + ' ' + width + ',' + height;
279 pt_noise += ' ' + width + ',' + y_noise + ' ' + width + ',' + height;
280 pt_rate += ' ' + width + ',' + y_rate + ' ' + width + ',' + height;
282 line_rssi.setAttribute('points', pt_rssi);
283 line_noise.setAttribute('points', pt_noise);
284 line_rate.setAttribute('points', pt_rate);
286 function wireless_label(dbm, noise)
289 return String.format("%d <%:dBm%> (SNR %d <%:dBm%>)", noise_floor + dbm - 255, dbm - noise);
291 return String.format("%d <%:dBm%>", noise_floor + dbm - 255);
294 function rate_label(mbit)
296 return String.format("%d <%:Mbit/s%>", mbit);
299 label_25.firstChild.data = wireless_label(1.1 * 0.25 * data_max);
300 label_50.firstChild.data = wireless_label(1.1 * 0.50 * data_max);
301 label_75.firstChild.data = wireless_label(1.1 * 0.75 * data_max);
303 label_25_2.firstChild.data = rate_label(1.1 * 0.25 * data_max_2);
304 label_50_2.firstChild.data = rate_label(1.1 * 0.50 * data_max_2);
305 label_75_2.firstChild.data = rate_label(1.1 * 0.75 * data_max_2);
307 label_rssi_cur.innerHTML = wireless_label(data_rssi[data_rssi.length-1], data_noise[data_noise.length-1]);
308 label_noise_cur.innerHTML = wireless_label(data_noise[data_noise.length-1]);
310 label_rssi_avg.innerHTML = wireless_label(data_rssi_avg, data_noise_avg);
311 label_noise_avg.innerHTML = wireless_label(data_noise_avg);
313 label_rssi_peak.innerHTML = wireless_label(data_rssi_peak, data_noise_peak);
314 label_noise_peak.innerHTML = wireless_label(data_noise_peak);
316 label_rate_cur.innerHTML = rate_label(data_rate[data_rate.length-1]);
317 label_rate_avg.innerHTML = rate_label(data_rate_avg);
318 label_rate_peak.innerHTML = rate_label(data_rate_peak);
326 <h2><a id="content" name="content"><%:Realtime Wireless%></a></h2>
328 <ul class="cbi-tabmenu">
329 <% for _, dev in ipairs(devices) do %>
330 <li class="cbi-tab<%= dev == curdev and "" or "-disabled" %>"><a href="<%=pcdata(dev)%>"><%=pcdata(dev)%></a></li>
334 <embed id="iwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/wireless.svg" />
335 <div style="text-align:right"><small id="scale">-</small></div>
338 <table style="width:100%; table-layout:fixed" cellspacing="5">
340 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:Signal:%></strong></td>
341 <td id="rssi_bw_cur">0 <%:dBm%></td>
343 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
344 <td id="rssi_bw_avg">0 <%:dBm%></td>
346 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
347 <td id="rssi_bw_peak">0 <%:dBm%></td>
350 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Noise:%></strong></td>
351 <td id="noise_bw_cur">0 <%:dBm%></td>
353 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
354 <td id="noise_bw_avg">0 <%:dBm%></td>
356 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
357 <td id="noise_bw_peak">0 <%:dBm%></td>
363 <embed id="iwsvg2" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/wifirate.svg" />
364 <div style="text-align:right"><small id="scale2">-</small></div>
367 <table style="width:100%; table-layout:fixed" cellspacing="5">
369 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:Phy Rate:%></strong></td>
370 <td id="rate_bw_cur">0 MBit/s</td>
372 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
373 <td id="rate_bw_avg">0 MBit/s</td>
375 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
376 <td id="rate_bw_peak">0 MBit/s</td>