modules/admin-full/luasrc/view/admin_status/connections.htm

   1 <%#
   2 LuCI - Lua Configuration Interface
   3 Copyright 2010 Jo-Philipp Wich <xm@subsignal.org>
   4
   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
   8
   9         http://www.apache.org/licenses/LICENSE-2.0
  10
  11 $Id$
  12
  13 -%>
  14
  15 <%+header%>
  16
  17 <script type="text/javascript" src="<%=resource%>/cbi.js"></script>
  18 <script type="text/javascript">//<![CDATA[
  19         var bwxhr = new XHR();
  20
  21         var G;
  22         var TIME  = 0;
  23         var UDP   = 1;
  24         var TCP   = 2;
  25         var OTHER = 3;
  26
  27         var width  = 760;
  28         var height = 300;
  29         var step   = 5;
  30
  31         var data_wanted = Math.floor(width / step);
  32         var data_fill   = 0;
  33         var data_stamp  = 0;
  34
  35         var data_udp = [ ];
  36         var data_tcp = [ ];
  37         var data_otr = [ ];
  38
  39         var line_udp;
  40         var line_tcp;
  41
  42         var label_25;
  43         var label_50;
  44         var label_75;
  45
  46         var label_udp_cur;
  47         var label_udp_avg;
  48         var label_udp_peak;
  49
  50         var label_tcp_cur;
  51         var label_tcp_avg;
  52         var label_tcp_peak;
  53
  54         var label_otr_cur;
  55         var label_otr_avg;
  56         var label_otr_peak;
  57
  58         var label_scale;
  59
  60         var conn_table;
  61
  62
  63         /* wait for SVG */
  64         window.setTimeout(
  65                 function() {
  66                         var svg = document.getElementById('bwsvg');
  67
  68                         try {
  69                                 G = svg.getSVGDocument
  70                                         ? svg.getSVGDocument() : svg.contentDocument;
  71                         }
  72                         catch(e) {
  73                                 G = document.embeds['bwsvg'].getSVGDocument();
  74                         }
  75
  76                         if (!G)
  77                         {
  78                                 window.setTimeout(arguments.callee, 1000);
  79                         }
  80                         else
  81                         {
  82                                 /* find sizes */
  83                                 width       = svg.offsetWidth  - 2;
  84                                 height      = svg.offsetHeight - 2;
  85                                 data_wanted = Math.ceil(width / step);
  86
  87                                 /* prefill datasets */
  88                                 for (var i = 0; i < data_wanted; i++)
  89                                 {
  90                                         data_udp[i] = 0;
  91                                         data_tcp[i] = 0;
  92                                         data_otr[i] = 0;
  93                                 }
  94
  95                                 /* find svg elements */
  96                                 line_udp = G.getElementById('udp');
  97                                 line_tcp = G.getElementById('tcp');
  98                                 line_otr = G.getElementById('other');
  99
 100                                 label_25 = G.getElementById('label_25');
 101                                 label_50 = G.getElementById('label_50');
 102                                 label_75 = G.getElementById('label_75');
 103
 104                                 label_udp_cur  = document.getElementById('lb_udp_cur');
 105                                 label_udp_avg  = document.getElementById('lb_udp_avg');
 106                                 label_udp_peak = document.getElementById('lb_udp_peak');
 107
 108                                 label_tcp_cur  = document.getElementById('lb_tcp_cur');
 109                                 label_tcp_avg  = document.getElementById('lb_tcp_avg');
 110                                 label_tcp_peak = document.getElementById('lb_tcp_peak');
 111
 112                                 label_otr_cur  = document.getElementById('lb_otr_cur');
 113                                 label_otr_avg  = document.getElementById('lb_otr_avg');
 114                                 label_otr_peak = document.getElementById('lb_otr_peak');
 115
 116                                 label_scale    = document.getElementById('scale');
 117
 118                                 conn_table     = document.getElementById('connections');
 119
 120
 121                                 /* plot horizontal time interval lines */
 122                                 for (var i = width % (step * 60); i < width; i += step * 60)
 123                                 {
 124                                         var line = G.createElementNS('http://www.w3.org/2000/svg', 'line');
 125                                                 line.setAttribute('x1', i);
 126                                                 line.setAttribute('y1', 0);
 127                                                 line.setAttribute('x2', i);
 128                                                 line.setAttribute('y2', '100%');
 129                                                 line.setAttribute('style', 'stroke:black;stroke-width:0.1');
 130
 131                                         var text = G.createElementNS('http://www.w3.org/2000/svg', 'text');
 132                                                 text.setAttribute('x', i + 5);
 133                                                 text.setAttribute('y', 15);
 134                                                 text.setAttribute('style', 'fill:#999999; font-size:9pt');
 135                                                 text.appendChild(G.createTextNode(Math.round((width - i) / step / 60) + 'm'));
 136
 137                                         label_25.parentNode.appendChild(line);
 138                                         label_25.parentNode.appendChild(text);
 139                                 }
 140
 141                                 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%>', data_wanted / 60, 3);
 142
 143                                 /* render datasets, start update interval */
 144                                 XHR.poll(3, '<%=build_url("admin/status/realtime/connections_status")%>', null,
 145                                         function(x, json)
 146                                         {
 147                                                 var conn = json.connections;
 148
 149                                                 while (conn_table.rows.length > 1)
 150                                                         conn_table.rows[0].parentNode.deleteRow(-1);
 151
 152                                                 for (var i = 0; i < conn.length; i++)
 153                                                 {
 154                                                         var c  = conn[i];
 155                                                         var tr = conn_table.rows[0].parentNode.insertRow(-1);
 156                                                                 tr.className = 'cbi-section-table-row cbi-rowstyle-' + (1 + (i % 2));
 157
 158                                                         tr.insertCell(-1).innerHTML = c.layer3.toUpperCase();
 159                                                         tr.insertCell(-1).innerHTML = c.layer4.toUpperCase();
 160                                                         tr.insertCell(-1).innerHTML = String.format(c.layer3 == 'ipv6' ? '[%s]:%d' : '%s:%d', c.src, c.sport);
 161                                                         tr.insertCell(-1).innerHTML = String.format(c.layer3 == 'ipv6' ? '[%s]:%d' : '%s:%d', c.dst, c.dport);
 162                                                 }
 163
 164
 165                                                 var data = json.statistics;
 166
 167                                                 var data_max   = 0;
 168                                                 var data_scale = 0;
 169
 170                                                 var data_udp_avg = 0;
 171                                                 var data_tcp_avg = 0;
 172                                                 var data_otr_avg = 0;
 173
 174                                                 var data_udp_peak = 0;
 175                                                 var data_tcp_peak = 0;
 176                                                 var data_otr_peak = 0;
 177
 178                                                 for (var i = data_stamp ? 0 : 1; i < data.length; i++)
 179                                                 {
 180                                                         /* skip overlapping entries */
 181                                                         if (data[i][TIME] <= data_stamp)
 182                                                                 continue;
 183
 184                                                         data_udp.push(data[i][UDP]);
 185                                                         data_tcp.push(data[i][TCP]);
 186                                                         data_otr.push(data[i][OTHER]);
 187                                                 }
 188
 189                                                 /* cut off outdated entries */
 190                                                 data_udp = data_udp.slice(data_udp.length - data_wanted, data_udp.length);
 191                                                 data_tcp = data_tcp.slice(data_tcp.length - data_wanted, data_tcp.length);
 192                                                 data_otr = data_otr.slice(data_otr.length - data_wanted, data_otr.length);
 193
 194                                                 /* find peak */
 195                                                 for (var i = 0; i < data_udp.length; i++)
 196                                                 {
 197                                                         data_max = Math.max(data_max, data_udp[i]);
 198                                                         data_max = Math.max(data_max, data_tcp[i]);
 199                                                         data_max = Math.max(data_max, data_otr[i]);
 200
 201                                                         data_udp_peak = Math.max(data_udp_peak, data_udp[i]);
 202                                                         data_tcp_peak = Math.max(data_tcp_peak, data_tcp[i]);
 203                                                         data_otr_peak = Math.max(data_otr_peak, data_otr[i]);
 204
 205                                                         if (i > 0)
 206                                                         {
 207                                                                 data_udp_avg = (data_udp_avg + data_udp[i]) / 2;
 208                                                                 data_tcp_avg = (data_tcp_avg + data_tcp[i]) / 2;
 209                                                                 data_otr_avg = (data_otr_avg + data_otr[i]) / 2;
 210                                                         }
 211                                                         else
 212                                                         {
 213                                                                 data_udp_avg = data_udp[i];
 214                                                                 data_tcp_avg = data_tcp[i];
 215                                                                 data_otr_avg = data_otr[i];
 216                                                         }
 217                                                 }
 218
 219                                                 /* remember current timestamp, calculate horizontal scale */
 220                                                 data_stamp = data[data.length-1][TIME];
 221                                                 data_scale = height / (data_max * 1.1);
 222
 223
 224                                                 /* plot data */
 225                                                 var pt_udp = '0,' + height;
 226                                                 var pt_tcp = '0,' + height;
 227                                                 var pt_otr = '0,' + height;
 228
 229                                                 var y_udp = 0;
 230                                                 var y_tcp = 0;
 231                                                 var y_otr = 0;
 232
 233                                                 for (var i = 0; i < data_udp.length; i++)
 234                                                 {
 235                                                         var x = i * step;
 236
 237                                                         y_udp = height - Math.floor(data_udp[i] * data_scale);
 238                                                         y_tcp = height - Math.floor(data_tcp[i] * data_scale);
 239                                                         y_otr = height - Math.floor(data_otr[i] * data_scale);
 240
 241                                                         pt_udp += ' ' + x + ',' + y_udp;
 242                                                         pt_tcp += ' ' + x + ',' + y_tcp;
 243                                                         pt_otr += ' ' + x + ',' + y_otr;
 244                                                 }
 245
 246                                                 pt_udp += ' ' + width + ',' + y_udp + ' ' + width + ',' + height;
 247                                                 pt_tcp += ' ' + width + ',' + y_tcp + ' ' + width + ',' + height;
 248                                                 pt_otr += ' ' + width + ',' + y_otr + ' ' + width + ',' + height;
 249
 250
 251                                                 line_udp.setAttribute('points', pt_udp);
 252                                                 line_tcp.setAttribute('points', pt_tcp);
 253                                                 line_otr.setAttribute('points', pt_otr);
 254
 255                                                 label_25.firstChild.data = Math.floor(1.1 * 0.25 * data_max);
 256                                                 label_50.firstChild.data = Math.floor(1.1 * 0.50 * data_max);
 257                                                 label_75.firstChild.data = Math.floor(1.1 * 0.75 * data_max);
 258
 259                                                 label_udp_cur.innerHTML = Math.floor(data_udp[data_udp.length-1]);
 260                                                 label_tcp_cur.innerHTML = Math.floor(data_tcp[data_tcp.length-1]);
 261                                                 label_otr_cur.innerHTML = Math.floor(data_otr[data_otr.length-1]);
 262
 263                                                 label_udp_avg.innerHTML = Math.floor(data_udp_avg);
 264                                                 label_tcp_avg.innerHTML = Math.floor(data_tcp_avg);
 265                                                 label_otr_avg.innerHTML = Math.floor(data_otr_avg);
 266
 267                                                 label_udp_peak.innerHTML = Math.floor(data_udp_peak);
 268                                                 label_tcp_peak.innerHTML = Math.floor(data_tcp_peak);
 269                                                 label_otr_peak.innerHTML = Math.floor(data_otr_peak);
 270                                         }
 271                                 );
 272                         }
 273                 }, 1000
 274         );
 275 //]]></script>
 276
 277 <h2><a id="content" name="content"><%:Realtime Connections%></a></h2>
 278
 279 <div class="cbi-map-descr"><%:This page gives an overview over currently active network connections.%></div>
 280
 281 <fieldset class="cbi-section" id="cbi-table-table">
 282         <legend><%:Active Connections%></legend>
 283
 284         <embed id="bwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/connections.svg" />
 285         <div style="text-align:right"><small id="scale">-</small></div>
 286         <br />
 287
 288         <table style="width:100%; table-layout:fixed" cellspacing="5">
 289                 <tr>
 290                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:UDP:%></strong></td>
 291                         <td id="lb_udp_cur">0</td>
 292
 293                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 294                         <td id="lb_udp_avg">0</td>
 295
 296                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 297                         <td id="lb_udp_peak">0</td>
 298                 </tr>
 299                 <tr>
 300                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:TCP:%></strong></td>
 301                         <td id="lb_tcp_cur">0</td>
 302
 303                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 304                         <td id="lb_tcp_avg">0</td>
 305
 306                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 307                         <td id="lb_tcp_peak">0</td>
 308                 </tr>
 309                 <tr>
 310                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Other:%></strong></td>
 311                         <td id="lb_otr_cur">0</td>
 312
 313                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 314                         <td id="lb_otr_avg">0</td>
 315
 316                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 317                         <td id="lb_otr_peak">0</td>
 318                 </tr>
 319         </table>
 320         <br />
 321
 322         <div class="cbi-section-node">
 323                 <table class="cbi-section-table" id="connections">
 324                         <tr class="cbi-section-table-titles">
 325                                 <th class="cbi-section-table-cell"><%:Network%></th>
 326                                 <th class="cbi-section-table-cell"><%:Protocol%></th>
 327                                 <th class="cbi-section-table-cell"><%:Source%></th>
 328                                 <th class="cbi-section-table-cell"><%:Destination%></th>
 329                         </tr>
 330
 331                         <tr><td colspan="4"><em><%:Collecting data...%></em></td></tr>
 332                 </table>
 333         </div>
 334 </fieldset>
 335
 336 <%+footer%>