2 LuCI - Lua Configuration Interface
3 Copyright 2010 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
17 <script type="text/javascript" src="<%=resource%>/cbi.js"></script>
18 <script type="text/javascript">//<![CDATA[
19 var bwxhr = new XHR();
31 var data_wanted = Math.floor(width / step);
61 function update_graph()
63 bwxhr.get('<%=build_url("admin/status/connections_status")%>', null,
73 var data_udp_peak = 0;
74 var data_tcp_peak = 0;
75 var data_otr_peak = 0;
77 for (var i = data_stamp ? 0 : 1; i < data.length; i++)
79 /* skip overlapping entries */
80 if (data[i][TIME] <= data_stamp)
83 data_udp.push(data[i][UDP]);
84 data_tcp.push(data[i][TCP]);
85 data_otr.push(data[i][OTHER]);
88 /* cut off outdated entries */
89 data_udp = data_udp.slice(data_udp.length - data_wanted, data_udp.length);
90 data_tcp = data_tcp.slice(data_tcp.length - data_wanted, data_tcp.length);
91 data_otr = data_otr.slice(data_otr.length - data_wanted, data_otr.length);
94 for (var i = 0; i < data_udp.length; i++)
96 data_max = Math.max(data_max, data_udp[i]);
97 data_max = Math.max(data_max, data_tcp[i]);
98 data_max = Math.max(data_max, data_otr[i]);
100 data_udp_peak = Math.max(data_udp_peak, data_udp[i]);
101 data_tcp_peak = Math.max(data_tcp_peak, data_tcp[i]);
102 data_otr_peak = Math.max(data_otr_peak, data_otr[i]);
106 data_udp_avg = (data_udp_avg + data_udp[i]) / 2;
107 data_tcp_avg = (data_tcp_avg + data_tcp[i]) / 2;
108 data_otr_avg = (data_otr_avg + data_otr[i]) / 2;
112 data_udp_avg = data_udp[i];
113 data_tcp_avg = data_tcp[i];
114 data_otr_avg = data_otr[i];
118 /* remember current timestamp, calculate horizontal scale */
119 data_stamp = data[data.length-1][TIME];
120 data_scale = height / (data_max * 1.1);
124 var pt_udp = '0,' + height;
125 var pt_tcp = '0,' + height;
126 var pt_otr = '0,' + height;
132 for (var i = 0; i < data_udp.length; i++)
136 y_udp = height - Math.floor(data_udp[i] * data_scale);
137 y_tcp = height - Math.floor(data_tcp[i] * data_scale);
138 y_otr = height - Math.floor(data_otr[i] * data_scale);
140 pt_udp += ' ' + x + ',' + y_udp;
141 pt_tcp += ' ' + x + ',' + y_tcp;
142 pt_otr += ' ' + x + ',' + y_otr;
145 pt_udp += ' ' + width + ',' + y_udp + ' ' + width + ',' + height;
146 pt_tcp += ' ' + width + ',' + y_tcp + ' ' + width + ',' + height;
147 pt_otr += ' ' + width + ',' + y_otr + ' ' + width + ',' + height;
150 line_udp.setAttribute('points', pt_udp);
151 line_tcp.setAttribute('points', pt_tcp);
152 line_otr.setAttribute('points', pt_otr);
154 label_25.firstChild.data = Math.floor(1.1 * 0.25 * data_max);
155 label_50.firstChild.data = Math.floor(1.1 * 0.50 * data_max);
156 label_75.firstChild.data = Math.floor(1.1 * 0.75 * data_max);
158 label_udp_cur.innerHTML = Math.floor(data_udp[data_udp.length-1]);
159 label_tcp_cur.innerHTML = Math.floor(data_tcp[data_tcp.length-1]);
160 label_otr_cur.innerHTML = Math.floor(data_otr[data_otr.length-1]);
162 label_udp_avg.innerHTML = Math.floor(data_udp_avg);
163 label_tcp_avg.innerHTML = Math.floor(data_tcp_avg);
164 label_otr_avg.innerHTML = Math.floor(data_otr_avg);
166 label_udp_peak.innerHTML = Math.floor(data_udp_peak);
167 label_tcp_peak.innerHTML = Math.floor(data_tcp_peak);
168 label_otr_peak.innerHTML = Math.floor(data_otr_peak);
171 window.setTimeout(update_graph, 1000);
179 var svg = document.getElementById('bwsvg');
182 G = svg.getSVGDocument
183 ? svg.getSVGDocument() : svg.contentDocument;
186 G = document.embeds['bwsvg'].getSVGDocument();
191 window.setTimeout(arguments.callee, 1000);
196 width = svg.offsetWidth - 2;
197 height = svg.offsetHeight - 2;
198 data_wanted = Math.ceil(width / step);
200 /* prefill datasets */
201 for (var i = 0; i < data_wanted; i++)
208 /* find svg elements */
209 line_udp = G.getElementById('udp');
210 line_tcp = G.getElementById('tcp');
211 line_otr = G.getElementById('other');
213 label_25 = G.getElementById('label_25');
214 label_50 = G.getElementById('label_50');
215 label_75 = G.getElementById('label_75');
217 label_udp_cur = document.getElementById('lb_udp_cur');
218 label_udp_avg = document.getElementById('lb_udp_avg');
219 label_udp_peak = document.getElementById('lb_udp_peak');
221 label_tcp_cur = document.getElementById('lb_tcp_cur');
222 label_tcp_avg = document.getElementById('lb_tcp_avg');
223 label_tcp_peak = document.getElementById('lb_tcp_peak');
225 label_otr_cur = document.getElementById('lb_otr_cur');
226 label_otr_avg = document.getElementById('lb_otr_avg');
227 label_otr_peak = document.getElementById('lb_otr_peak');
229 label_scale = document.getElementById('scale');
232 /* plot horizontal time interval lines */
233 for (var i = step * 60; i < width; i += step * 60)
235 var line = G.createElementNS('http://www.w3.org/2000/svg', 'line');
236 line.setAttribute('x1', i);
237 line.setAttribute('y1', 0);
238 line.setAttribute('x2', i);
239 line.setAttribute('y2', '100%');
240 line.setAttribute('style', 'stroke:black;stroke-width:0.1');
242 var text = G.createElementNS('http://www.w3.org/2000/svg', 'text');
243 text.setAttribute('x', i + 5);
244 text.setAttribute('y', 15);
245 text.setAttribute('style', 'fill:#999999; font-size:9pt');
246 text.appendChild(G.createTextNode(Math.round(i / step / 60) + 'm'));
248 label_25.parentNode.appendChild(line);
249 label_25.parentNode.appendChild(text);
252 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%>', data_wanted / 60, 1);
254 /* render datasets, start update interval */
261 <h2><a id="content" name="content"><%:Realtime Connections%></a></h2>
263 <embed id="bwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/connections.svg" />
264 <div style="text-align:right"><small id="scale">-</small></div>
267 <table style="width:100%; table-layout:fixed" cellspacing="5">
269 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:UDP:%></strong></td>
270 <td id="lb_udp_cur">0</td>
272 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
273 <td id="lb_udp_avg">0</td>
275 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
276 <td id="lb_udp_peak">0</td>
279 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:TCP:%></strong></td>
280 <td id="lb_tcp_cur">0</td>
282 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
283 <td id="lb_tcp_avg">0</td>
285 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
286 <td id="lb_tcp_peak">0</td>
289 <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Other:%></strong></td>
290 <td id="lb_otr_cur">0</td>
292 <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
293 <td id="lb_otr_avg">0</td>
295 <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
296 <td id="lb_otr_peak">0</td>