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         function update_graph()
  64         {
  65                 bwxhr.get('<%=build_url("admin/status/connections_status")%>', null,
  66                         function(x, json)
  67                         {
  68                                 var conn = json.connections;
  69
  70                                 while (conn_table.rows.length > 1)
  71                                         conn_table.rows[0].parentNode.deleteRow(-1);
  72
  73                                 for (var i = 0; i < conn.length; i++)
  74                                 {
  75                                         var c  = conn[i];
  76                                         var tr = conn_table.rows[0].parentNode.insertRow(-1);
  77                                             tr.className = 'cbi-section-table-row cbi-rowstyle-' + (1 + (i % 2));
  78
  79                                         tr.insertCell(-1).innerHTML = c.layer3.toUpperCase();
  80                                         tr.insertCell(-1).innerHTML = c.layer4.toUpperCase();
  81                                         tr.insertCell(-1).innerHTML = String.format(c.layer3 == 'ipv6' ? '[%s]:%d' : '%s:%d', c.src, c.sport);
  82                                         tr.insertCell(-1).innerHTML = String.format(c.layer3 == 'ipv6' ? '[%s]:%d' : '%s:%d', c.dst, c.dport);
  83                                         tr.insertCell(-1).innerHTML = String.format('%1024.2mB (%d <%:Pkts.%>)', c.bytes, c.packets);
  84                                 }
  85
  86
  87                                 var data = json.statistics;
  88
  89                                 var data_max   = 0;
  90                                 var data_scale = 0;
  91
  92                                 var data_udp_avg = 0;
  93                                 var data_tcp_avg = 0;
  94                                 var data_otr_avg = 0;
  95
  96                                 var data_udp_peak = 0;
  97                                 var data_tcp_peak = 0;
  98                                 var data_otr_peak = 0;
  99
 100                                 for (var i = data_stamp ? 0 : 1; i < data.length; i++)
 101                                 {
 102                                         /* skip overlapping entries */
 103                                         if (data[i][TIME] <= data_stamp)
 104                                                 continue;
 105
 106                                         data_udp.push(data[i][UDP]);
 107                                         data_tcp.push(data[i][TCP]);
 108                                         data_otr.push(data[i][OTHER]);
 109                                 }
 110
 111                                 /* cut off outdated entries */
 112                                 data_udp = data_udp.slice(data_udp.length - data_wanted, data_udp.length);
 113                                 data_tcp = data_tcp.slice(data_tcp.length - data_wanted, data_tcp.length);
 114                                 data_otr = data_otr.slice(data_otr.length - data_wanted, data_otr.length);
 115
 116                                 /* find peak */
 117                                 for (var i = 0; i < data_udp.length; i++)
 118                                 {
 119                                         data_max = Math.max(data_max, data_udp[i]);
 120                                         data_max = Math.max(data_max, data_tcp[i]);
 121                                         data_max = Math.max(data_max, data_otr[i]);
 122
 123                                         data_udp_peak = Math.max(data_udp_peak, data_udp[i]);
 124                                         data_tcp_peak = Math.max(data_tcp_peak, data_tcp[i]);
 125                                         data_otr_peak = Math.max(data_otr_peak, data_otr[i]);
 126
 127                                         if (i > 0)
 128                                         {
 129                                                 data_udp_avg = (data_udp_avg + data_udp[i]) / 2;
 130                                                 data_tcp_avg = (data_tcp_avg + data_tcp[i]) / 2;
 131                                                 data_otr_avg = (data_otr_avg + data_otr[i]) / 2;
 132                                         }
 133                                         else
 134                                         {
 135                                                 data_udp_avg = data_udp[i];
 136                                                 data_tcp_avg = data_tcp[i];
 137                                                 data_otr_avg = data_otr[i];
 138                                         }
 139                                 }
 140
 141                                 /* remember current timestamp, calculate horizontal scale */
 142                                 data_stamp = data[data.length-1][TIME];
 143                                 data_scale = height / (data_max * 1.1);
 144
 145
 146                                 /* plot data */
 147                                 var pt_udp = '0,' + height;
 148                                 var pt_tcp = '0,' + height;
 149                                 var pt_otr = '0,' + height;
 150
 151                                 var y_udp = 0;
 152                                 var y_tcp = 0;
 153                                 var y_otr = 0;
 154
 155                                 for (var i = 0; i < data_udp.length; i++)
 156                                 {
 157                                         var x = i * step;
 158
 159                                         y_udp = height - Math.floor(data_udp[i] * data_scale);
 160                                         y_tcp = height - Math.floor(data_tcp[i] * data_scale);
 161                                         y_otr = height - Math.floor(data_otr[i] * data_scale);
 162
 163                                         pt_udp += ' ' + x + ',' + y_udp;
 164                                         pt_tcp += ' ' + x + ',' + y_tcp;
 165                                         pt_otr += ' ' + x + ',' + y_otr;
 166                                 }
 167
 168                                 pt_udp += ' ' + width + ',' + y_udp + ' ' + width + ',' + height;
 169                                 pt_tcp += ' ' + width + ',' + y_tcp + ' ' + width + ',' + height;
 170                                 pt_otr += ' ' + width + ',' + y_otr + ' ' + width + ',' + height;
 171
 172
 173                                 line_udp.setAttribute('points', pt_udp);
 174                                 line_tcp.setAttribute('points', pt_tcp);
 175                                 line_otr.setAttribute('points', pt_otr);
 176
 177                                 label_25.firstChild.data = Math.floor(1.1 * 0.25 * data_max);
 178                                 label_50.firstChild.data = Math.floor(1.1 * 0.50 * data_max);
 179                                 label_75.firstChild.data = Math.floor(1.1 * 0.75 * data_max);
 180
 181                                 label_udp_cur.innerHTML = Math.floor(data_udp[data_udp.length-1]);
 182                                 label_tcp_cur.innerHTML = Math.floor(data_tcp[data_tcp.length-1]);
 183                                 label_otr_cur.innerHTML = Math.floor(data_otr[data_otr.length-1]);
 184
 185                                 label_udp_avg.innerHTML = Math.floor(data_udp_avg);
 186                                 label_tcp_avg.innerHTML = Math.floor(data_tcp_avg);
 187                                 label_otr_avg.innerHTML = Math.floor(data_otr_avg);
 188
 189                                 label_udp_peak.innerHTML = Math.floor(data_udp_peak);
 190                                 label_tcp_peak.innerHTML = Math.floor(data_tcp_peak);
 191                                 label_otr_peak.innerHTML = Math.floor(data_otr_peak);
 192
 193                                 /* reset timer */
 194                                 window.setTimeout(update_graph, 1000);
 195                         }
 196                 )
 197         }
 198
 199         /* wait for SVG */
 200         window.setTimeout(
 201                 function() {
 202                         var svg = document.getElementById('bwsvg');
 203
 204                         try {
 205                                 G = svg.getSVGDocument
 206                                         ? svg.getSVGDocument() : svg.contentDocument;
 207                         }
 208                         catch(e) {
 209                                 G = document.embeds['bwsvg'].getSVGDocument();
 210                         }
 211
 212                         if (!G)
 213                         {
 214                                 window.setTimeout(arguments.callee, 1000);
 215                         }
 216                         else
 217                         {
 218                                 /* find sizes */
 219                                 width       = svg.offsetWidth  - 2;
 220                                 height      = svg.offsetHeight - 2;
 221                                 data_wanted = Math.ceil(width / step);
 222
 223                                 /* prefill datasets */
 224                                 for (var i = 0; i < data_wanted; i++)
 225                                 {
 226                                         data_udp[i] = 0;
 227                                         data_tcp[i] = 0;
 228                                         data_otr[i] = 0;
 229                                 }
 230
 231                                 /* find svg elements */
 232                                 line_udp = G.getElementById('udp');
 233                                 line_tcp = G.getElementById('tcp');
 234                                 line_otr = G.getElementById('other');
 235
 236                                 label_25 = G.getElementById('label_25');
 237                                 label_50 = G.getElementById('label_50');
 238                                 label_75 = G.getElementById('label_75');
 239
 240                                 label_udp_cur  = document.getElementById('lb_udp_cur');
 241                                 label_udp_avg  = document.getElementById('lb_udp_avg');
 242                                 label_udp_peak = document.getElementById('lb_udp_peak');
 243
 244                                 label_tcp_cur  = document.getElementById('lb_tcp_cur');
 245                                 label_tcp_avg  = document.getElementById('lb_tcp_avg');
 246                                 label_tcp_peak = document.getElementById('lb_tcp_peak');
 247
 248                                 label_otr_cur  = document.getElementById('lb_otr_cur');
 249                                 label_otr_avg  = document.getElementById('lb_otr_avg');
 250                                 label_otr_peak = document.getElementById('lb_otr_peak');
 251
 252                                 label_scale    = document.getElementById('scale');
 253
 254                                 conn_table     = document.getElementById('connections');
 255
 256
 257                                 /* plot horizontal time interval lines */
 258                                 for (var i = step * 60; i < width; i += step * 60)
 259                                 {
 260                                         var line = G.createElementNS('http://www.w3.org/2000/svg', 'line');
 261                                                 line.setAttribute('x1', i);
 262                                                 line.setAttribute('y1', 0);
 263                                                 line.setAttribute('x2', i);
 264                                                 line.setAttribute('y2', '100%');
 265                                                 line.setAttribute('style', 'stroke:black;stroke-width:0.1');
 266
 267                                         var text = G.createElementNS('http://www.w3.org/2000/svg', 'text');
 268                                                 text.setAttribute('x', i + 5);
 269                                                 text.setAttribute('y', 15);
 270                                                 text.setAttribute('style', 'fill:#999999; font-size:9pt');
 271                                                 text.appendChild(G.createTextNode(Math.round(i / step / 60) + 'm'));
 272
 273                                         label_25.parentNode.appendChild(line);
 274                                         label_25.parentNode.appendChild(text);
 275                                 }
 276
 277                                 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%>', data_wanted / 60, 1);
 278
 279                                 /* render datasets, start update interval */
 280                                 update_graph();
 281                         }
 282                 }, 1000
 283         );
 284 //]]></script>
 285
 286 <h2><a id="content" name="content"><%:Realtime Connections%></a></h2>
 287
 288 <div class="cbi-map-descr"><%:This page gives an overview over currently active network connections.%></div>
 289
 290 <fieldset class="cbi-section" id="cbi-table-table">
 291         <legend><%:Active Connections%></legend>
 292
 293         <embed id="bwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/connections.svg" />
 294         <div style="text-align:right"><small id="scale">-</small></div>
 295         <br />
 296
 297         <table style="width:100%; table-layout:fixed" cellspacing="5">
 298                 <tr>
 299                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:UDP:%></strong></td>
 300                         <td id="lb_udp_cur">0</td>
 301
 302                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 303                         <td id="lb_udp_avg">0</td>
 304
 305                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 306                         <td id="lb_udp_peak">0</td>
 307                 </tr>
 308                 <tr>
 309                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:TCP:%></strong></td>
 310                         <td id="lb_tcp_cur">0</td>
 311
 312                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 313                         <td id="lb_tcp_avg">0</td>
 314
 315                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 316                         <td id="lb_tcp_peak">0</td>
 317                 </tr>
 318                 <tr>
 319                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Other:%></strong></td>
 320                         <td id="lb_otr_cur">0</td>
 321
 322                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 323                         <td id="lb_otr_avg">0</td>
 324
 325                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 326                         <td id="lb_otr_peak">0</td>
 327                 </tr>
 328         </table>
 329         <br />
 330
 331         <div class="cbi-section-node">
 332                 <table class="cbi-section-table" id="connections">
 333                         <tr class="cbi-section-table-titles">
 334                                 <th class="cbi-section-table-cell"><%:Network%></th>
 335                                 <th class="cbi-section-table-cell"><%:Protocol%></th>
 336                                 <th class="cbi-section-table-cell"><%:Source%></th>
 337                                 <th class="cbi-section-table-cell"><%:Destination%></th>
 338                                 <th class="cbi-section-table-cell"><%:Transfer%></th>
 339                         </tr>
 340
 341                         <tr><td colspan="5"><em><%:Collecting data...%></em></td></tr>
 342                 </table>
 343         </div>
 344 </fieldset>
 345
 346 <%+footer%>