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" src="<%=resource%>/cbi.js"></script>
23 <script type="text/javascript">//<![CDATA[
24 var bwxhr = new XHR();
36 var data_wanted = Math.floor(width / step);
48 var label_25, label_25_2;
49 var label_50, label_50_2;
50 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:#999999; font-size:9pt');
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:#999999; font-size:9pt');
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 <%:dBm%>)", 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);
316 <h2 name="content"><%:Realtime Wireless%></h2>
318 <ul class="cbi-tabmenu">
319 <% for _, dev in ipairs(devices) do %>
320 <li class="cbi-tab<%= dev == curdev and "" or "-disabled" %>"><a href="?dev=<%=pcdata(dev)%>"><%=pcdata(dev)%></a></li>
324 <embed id="iwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/wireless.svg" />
325 <div style="text-align:right"><small id="scale">-</small></div>
328 <table style="width:100%; table-layout:fixed" cellspacing="5">
330 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:Signal:%></strong></td>
331 <td id="rssi_bw_cur">0 <%:dBm%></td>
333 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
334 <td id="rssi_bw_avg">0 <%:dBm%></td>
336 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
337 <td id="rssi_bw_peak">0 <%:dBm%></td>
340 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Noise:%></strong></td>
341 <td id="noise_bw_cur">0 <%:dBm%></td>
343 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
344 <td id="noise_bw_avg">0 <%:dBm%></td>
346 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
347 <td id="noise_bw_peak">0 <%:dBm%></td>
353 <embed id="iwsvg2" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/wifirate.svg" />
354 <div style="text-align:right"><small id="scale2">-</small></div>
357 <table style="width:100%; table-layout:fixed" cellspacing="5">
359 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:Phy Rate:%></strong></td>
360 <td id="rate_bw_cur">0 MBit/s</td>
362 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
363 <td id="rate_bw_avg">0 MBit/s</td>
365 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
366 <td id="rate_bw_peak">0 MBit/s</td>