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         var dns_cache = { };
  63
  64
  65         /* wait for SVG */
  66         window.setTimeout(
  67                 function() {
  68                         var svg = document.getElementById('bwsvg');
  69
  70                         try {
  71                                 G = svg.getSVGDocument
  72                                         ? svg.getSVGDocument() : svg.contentDocument;
  73                         }
  74                         catch(e) {
  75                                 G = document.embeds['bwsvg'].getSVGDocument();
  76                         }
  77
  78                         if (!G)
  79                         {
  80                                 window.setTimeout(arguments.callee, 1000);
  81                         }
  82                         else
  83                         {
  84                                 /* find sizes */
  85                                 width       = svg.offsetWidth  - 2;
  86                                 height      = svg.offsetHeight - 2;
  87                                 data_wanted = Math.ceil(width / step);
  88
  89                                 /* prefill datasets */
  90                                 for (var i = 0; i < data_wanted; i++)
  91                                 {
  92                                         data_udp[i] = 0;
  93                                         data_tcp[i] = 0;
  94                                         data_otr[i] = 0;
  95                                 }
  96
  97                                 /* find svg elements */
  98                                 line_udp = G.getElementById('udp');
  99                                 line_tcp = G.getElementById('tcp');
 100                                 line_otr = G.getElementById('other');
 101
 102                                 label_25 = G.getElementById('label_25');
 103                                 label_50 = G.getElementById('label_50');
 104                                 label_75 = G.getElementById('label_75');
 105
 106                                 label_udp_cur  = document.getElementById('lb_udp_cur');
 107                                 label_udp_avg  = document.getElementById('lb_udp_avg');
 108                                 label_udp_peak = document.getElementById('lb_udp_peak');
 109
 110                                 label_tcp_cur  = document.getElementById('lb_tcp_cur');
 111                                 label_tcp_avg  = document.getElementById('lb_tcp_avg');
 112                                 label_tcp_peak = document.getElementById('lb_tcp_peak');
 113
 114                                 label_otr_cur  = document.getElementById('lb_otr_cur');
 115                                 label_otr_avg  = document.getElementById('lb_otr_avg');
 116                                 label_otr_peak = document.getElementById('lb_otr_peak');
 117
 118                                 label_scale    = document.getElementById('scale');
 119
 120                                 conn_table     = document.getElementById('connections');
 121
 122
 123                                 /* plot horizontal time interval lines */
 124                                 for (var i = width % (step * 60); i < width; i += step * 60)
 125                                 {
 126                                         var line = G.createElementNS('http://www.w3.org/2000/svg', 'line');
 127                                                 line.setAttribute('x1', i);
 128                                                 line.setAttribute('y1', 0);
 129                                                 line.setAttribute('x2', i);
 130                                                 line.setAttribute('y2', '100%');
 131                                                 line.setAttribute('style', 'stroke:black;stroke-width:0.1');
 132
 133                                         var text = G.createElementNS('http://www.w3.org/2000/svg', 'text');
 134                                                 text.setAttribute('x', i + 5);
 135                                                 text.setAttribute('y', 15);
 136                                                 text.setAttribute('style', 'fill:#999999; font-size:9pt');
 137                                                 text.appendChild(G.createTextNode(Math.round((width - i) / step / 60) + 'm'));
 138
 139                                         label_25.parentNode.appendChild(line);
 140                                         label_25.parentNode.appendChild(text);
 141                                 }
 142
 143                                 label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%>', data_wanted / 60, 3);
 144
 145                                 /* render datasets, start update interval */
 146                                 XHR.poll(3, '<%=build_url("admin/status/realtime/connections_status")%>', null,
 147                                         function(x, json)
 148                                         {
 149                                                 var conn = json.connections;
 150
 151                                                 while (conn_table.rows.length > 1)
 152                                                         conn_table.rows[0].parentNode.deleteRow(-1);
 153
 154
 155                                                 var lookup_queue = [ ];
 156
 157                                                 conn.sort(function(a, b) {
 158                                                         return b.bytes - a.bytes;
 159                                                 });
 160
 161                                                 for (var i = 0; i < conn.length; i++)
 162                                                 {
 163                                                         var c  = conn[i];
 164                                                         var tr = conn_table.rows[0].parentNode.insertRow(-1);
 165                                                             tr.className = 'cbi-section-table-row cbi-rowstyle-' + (1 + (i % 2));
 166
 167                                                         if (!dns_cache[c.src])
 168                                                                 lookup_queue.push(c.src);
 169
 170                                                         if (!dns_cache[c.dst])
 171                                                                 lookup_queue.push(c.dst);
 172
 173                                                         var src = dns_cache[c.src] || (c.layer3 == 'ipv6' ? '[' + c.src + ']' : c.src);
 174                                                         var dst = dns_cache[c.dst] || (c.layer3 == 'ipv6' ? '[' + c.dst + ']' : c.dst);
 175
 176                                                         tr.insertCell(-1).innerHTML = c.layer3.toUpperCase();
 177                                                         tr.insertCell(-1).innerHTML = c.layer4.toUpperCase();
 178                                                         tr.insertCell(-1).innerHTML = String.format('%s:%d', src, c.sport);
 179                                                         tr.insertCell(-1).innerHTML = String.format('%s:%d', dst, c.dport);
 180
 181                                                         var traf = tr.insertCell(-1);
 182                                                             traf.style.whiteSpace = 'nowrap';
 183                                                             traf.innerHTML = String.format('%1024.2mB (%d <%:Pkts.%>)', c.bytes, c.packets);
 184                                                 }
 185
 186                                                 if (lookup_queue.length > 0)
 187                                                         XHR.get('<%=build_url("admin/status/nameinfo")%>/' + lookup_queue.slice(0, 100).join('/'), null,
 188                                                                 function(x, json)
 189                                                                 {
 190                                                                         for (var addr in json)
 191                                                                                 dns_cache[addr] = json[addr];
 192                                                                 }
 193                                                         );
 194
 195
 196                                                 var data = json.statistics;
 197
 198                                                 var data_max   = 0;
 199                                                 var data_scale = 0;
 200
 201                                                 var data_udp_avg = 0;
 202                                                 var data_tcp_avg = 0;
 203                                                 var data_otr_avg = 0;
 204
 205                                                 var data_udp_peak = 0;
 206                                                 var data_tcp_peak = 0;
 207                                                 var data_otr_peak = 0;
 208
 209                                                 for (var i = data_stamp ? 0 : 1; i < data.length; i++)
 210                                                 {
 211                                                         /* skip overlapping entries */
 212                                                         if (data[i][TIME] <= data_stamp)
 213                                                                 continue;
 214
 215                                                         data_udp.push(data[i][UDP]);
 216                                                         data_tcp.push(data[i][TCP]);
 217                                                         data_otr.push(data[i][OTHER]);
 218                                                 }
 219
 220                                                 /* cut off outdated entries */
 221                                                 data_udp = data_udp.slice(data_udp.length - data_wanted, data_udp.length);
 222                                                 data_tcp = data_tcp.slice(data_tcp.length - data_wanted, data_tcp.length);
 223                                                 data_otr = data_otr.slice(data_otr.length - data_wanted, data_otr.length);
 224
 225                                                 /* find peak */
 226                                                 for (var i = 0; i < data_udp.length; i++)
 227                                                 {
 228                                                         data_max = Math.max(data_max, data_udp[i]);
 229                                                         data_max = Math.max(data_max, data_tcp[i]);
 230                                                         data_max = Math.max(data_max, data_otr[i]);
 231
 232                                                         data_udp_peak = Math.max(data_udp_peak, data_udp[i]);
 233                                                         data_tcp_peak = Math.max(data_tcp_peak, data_tcp[i]);
 234                                                         data_otr_peak = Math.max(data_otr_peak, data_otr[i]);
 235
 236                                                         if (i > 0)
 237                                                         {
 238                                                                 data_udp_avg = (data_udp_avg + data_udp[i]) / 2;
 239                                                                 data_tcp_avg = (data_tcp_avg + data_tcp[i]) / 2;
 240                                                                 data_otr_avg = (data_otr_avg + data_otr[i]) / 2;
 241                                                         }
 242                                                         else
 243                                                         {
 244                                                                 data_udp_avg = data_udp[i];
 245                                                                 data_tcp_avg = data_tcp[i];
 246                                                                 data_otr_avg = data_otr[i];
 247                                                         }
 248                                                 }
 249
 250                                                 /* remember current timestamp, calculate horizontal scale */
 251                                                 data_stamp = data[data.length-1][TIME];
 252                                                 data_scale = height / (data_max * 1.1);
 253
 254
 255                                                 /* plot data */
 256                                                 var pt_udp = '0,' + height;
 257                                                 var pt_tcp = '0,' + height;
 258                                                 var pt_otr = '0,' + height;
 259
 260                                                 var y_udp = 0;
 261                                                 var y_tcp = 0;
 262                                                 var y_otr = 0;
 263
 264                                                 for (var i = 0; i < data_udp.length; i++)
 265                                                 {
 266                                                         var x = i * step;
 267
 268                                                         y_udp = height - Math.floor(data_udp[i] * data_scale);
 269                                                         y_tcp = height - Math.floor(data_tcp[i] * data_scale);
 270                                                         y_otr = height - Math.floor(data_otr[i] * data_scale);
 271
 272                                                         pt_udp += ' ' + x + ',' + y_udp;
 273                                                         pt_tcp += ' ' + x + ',' + y_tcp;
 274                                                         pt_otr += ' ' + x + ',' + y_otr;
 275                                                 }
 276
 277                                                 pt_udp += ' ' + width + ',' + y_udp + ' ' + width + ',' + height;
 278                                                 pt_tcp += ' ' + width + ',' + y_tcp + ' ' + width + ',' + height;
 279                                                 pt_otr += ' ' + width + ',' + y_otr + ' ' + width + ',' + height;
 280
 281
 282                                                 line_udp.setAttribute('points', pt_udp);
 283                                                 line_tcp.setAttribute('points', pt_tcp);
 284                                                 line_otr.setAttribute('points', pt_otr);
 285
 286                                                 label_25.firstChild.data = Math.floor(1.1 * 0.25 * data_max);
 287                                                 label_50.firstChild.data = Math.floor(1.1 * 0.50 * data_max);
 288                                                 label_75.firstChild.data = Math.floor(1.1 * 0.75 * data_max);
 289
 290                                                 label_udp_cur.innerHTML = Math.floor(data_udp[data_udp.length-1]);
 291                                                 label_tcp_cur.innerHTML = Math.floor(data_tcp[data_tcp.length-1]);
 292                                                 label_otr_cur.innerHTML = Math.floor(data_otr[data_otr.length-1]);
 293
 294                                                 label_udp_avg.innerHTML = Math.floor(data_udp_avg);
 295                                                 label_tcp_avg.innerHTML = Math.floor(data_tcp_avg);
 296                                                 label_otr_avg.innerHTML = Math.floor(data_otr_avg);
 297
 298                                                 label_udp_peak.innerHTML = Math.floor(data_udp_peak);
 299                                                 label_tcp_peak.innerHTML = Math.floor(data_tcp_peak);
 300                                                 label_otr_peak.innerHTML = Math.floor(data_otr_peak);
 301                                         }
 302                                 );
 303                         }
 304                 }, 1000
 305         );
 306 //]]></script>
 307
 308 <h2><a id="content" name="content"><%:Realtime Connections%></a></h2>
 309
 310 <div class="cbi-map-descr"><%:This page gives an overview over currently active network connections.%></div>
 311
 312 <fieldset class="cbi-section" id="cbi-table-table">
 313         <legend><%:Active Connections%></legend>
 314
 315         <embed id="bwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/connections.svg" />
 316         <div style="text-align:right"><small id="scale">-</small></div>
 317         <br />
 318
 319         <table style="width:100%; table-layout:fixed" cellspacing="5">
 320                 <tr>
 321                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:UDP:%></strong></td>
 322                         <td id="lb_udp_cur">0</td>
 323
 324                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 325                         <td id="lb_udp_avg">0</td>
 326
 327                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 328                         <td id="lb_udp_peak">0</td>
 329                 </tr>
 330                 <tr>
 331                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:TCP:%></strong></td>
 332                         <td id="lb_tcp_cur">0</td>
 333
 334                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 335                         <td id="lb_tcp_avg">0</td>
 336
 337                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 338                         <td id="lb_tcp_peak">0</td>
 339                 </tr>
 340                 <tr>
 341                         <td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Other:%></strong></td>
 342                         <td id="lb_otr_cur">0</td>
 343
 344                         <td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
 345                         <td id="lb_otr_avg">0</td>
 346
 347                         <td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
 348                         <td id="lb_otr_peak">0</td>
 349                 </tr>
 350         </table>
 351         <br />
 352
 353         <div class="cbi-section-node">
 354                 <table class="cbi-section-table" id="connections">
 355                         <tr class="cbi-section-table-titles">
 356                                 <th class="cbi-section-table-cell"><%:Network%></th>
 357                                 <th class="cbi-section-table-cell"><%:Protocol%></th>
 358                                 <th class="cbi-section-table-cell"><%:Source%></th>
 359                                 <th class="cbi-section-table-cell"><%:Destination%></th>
 360                                 <th class="cbi-section-table-cell"><%:Transfer%></th>
 361                         </tr>
 362
 363                         <tr><td colspan="5"><em><%:Collecting data...%></em></td></tr>
 364                 </table>
 365         </div>
 366 </fieldset>
 367
 368 <%+footer%>