profileinfo.php

   1 <!--
   2      Show profiling data.
   3
   4      Copyright 2005 Kate Turner.
   5
   6      Permission is hereby granted, free of charge, to any person obtaining a copy
   7      of this software and associated documentation files (the "Software"), to deal
   8      in the Software without restriction, including without limitation the rights
   9      to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10      copies of the Software, and to permit persons to whom the Software is
  11      furnished to do so, subject to the following conditions:
  12
  13      The above copyright notice and this permission notice shall be included in
  14      all copies or substantial portions of the Software.
  15
  16      THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17      IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18      FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19      AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20      LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21      OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22      SOFTWARE.
  23
  24 -->
  25 <html>
  26 <head>
  27 <title>Profiling data</title>
  28 <style type="text/css">
  29         th {
  30                 text-align: left;
  31                 border-bottom: solid 1px black;
  32         }
  33
  34         th, td {
  35                 padding-left: 0.5em;
  36                 padding-right: 0.5em;
  37         }
  38
  39         td.time, td.count {
  40                 text-align: right;
  41         }
  42 </style>
  43 </head>
  44 <body>
  45 <?php
  46
  47 $wgDBadminuser = $wgDBadminpassword = $wgDBserver = $wgDBname = $wgEnableProfileInfo = false;
  48
  49 define("MEDIAWIKI", 1);
  50 if ( isset( $_REQUEST['GLOBALS'] ) ) {
  51         print $GLOBALS;
  52         echo '<a href="http://www.hardened-php.net/index.76.html">$GLOBALS overwrite vulnerability</a>';
  53         die( -1 );
  54 }
  55
  56 require_once("./includes/Defines.php");
  57 require_once("./LocalSettings.php");
  58 require_once("./AdminSettings.php");
  59
  60 if (!$wgEnableProfileInfo) {
  61         wfDie("disabled");
  62 }
  63
  64 foreach (array("wgDBadminuser", "wgDBadminpassword", "wgDBserver", "wgDBname") as $var)
  65         if ($$var === false)
  66                 wfDie("AdminSettings.php not correct");
  67
  68 $expand = array();
  69 if (isset($_REQUEST['expand']))
  70         foreach(explode(",", $_REQUEST['expand']) as $f)
  71                 $expand[$f] = true;
  72
  73 class profile_point {
  74         var $name;
  75         var $count;
  76         var $time;
  77         var $children;
  78
  79         function profile_point($name, $count, $time) {
  80                 $this->name = $name;
  81                 $this->count = $count;
  82                 $this->time = $time;
  83                 $this->children = array();
  84         }
  85
  86         function add_child($child) {
  87                 $this->children[] = $child;
  88         }
  89
  90         function display($indent = 0.0) {
  91                 global $expand;
  92                 usort($this->children, "compare_point");
  93
  94                 $extet = '';
  95                 if (isset($expand[$this->name()]))
  96                         $ex = true;
  97                 else    $ex = false;
  98                 if (!$ex) {
  99                         if (count($this->children)) {
 100                                 $url = makeurl(false, false, $expand + array($this->name() => true));
 101                                 $extet = " <a href=\"$url\">[+]</a>";
 102                         } else $extet = '';
 103                 } else {
 104                         $e = array();
 105                         foreach ($expand as $name => $ep)
 106                                 if ($name != $this->name())
 107                                         $e += array($name => $ep);
 108
 109                         $extet = " <a href=\"" . makeurl(false, false, $e) . "\">[&ndash;]</a>";
 110                 }
 111                 ?>
 112                 <tr>
 113                 <td class="time"><tt><?php echo $this->fmttime() ?></tt></td>
 114                 <td class="count"><?php echo $this->count() ?></td>
 115                 <td class="name" style="padding-left: <?php echo $indent ?>em">
 116                         <?php echo htmlspecialchars($this->name()) . $extet ?>
 117                 </td>
 118                 </tr>
 119                 <?php
 120                 if ($ex)
 121                         foreach ($this->children as $child)
 122                                 $child->display($indent + 2);
 123         }
 124
 125         function name() {
 126                 return $this->name;
 127         }
 128
 129         function count() {
 130                 return $this->count;
 131         }
 132
 133         function time() {
 134                 return $this->time;
 135         }
 136
 137         function fmttime() {
 138                 return sprintf("%5.02f", $this->time);
 139         }
 140 };
 141
 142 function compare_point($a, $b) {
 143         global $sort;
 144         switch ($sort) {
 145         case "name":
 146                 return strcmp($a->name(), $b->name());
 147         case "time":
 148                 return $a->time() > $b->time() ? -1 : 1;
 149         case "count":
 150                 return $a->count() > $b->count() ? -1 : 1;
 151         }
 152 }
 153
 154 $sorts = array("time", "count", "name");
 155 $sort = 'time';
 156 if (isset($_REQUEST['sort']) && in_array($_REQUEST['sort'], $sorts))
 157         $sort = $_REQUEST['sort'];
 158
 159 $dbh = mysql_connect($wgDBserver, $wgDBadminuser, $wgDBadminpassword)
 160         or wfDie("mysql server failed: " . mysql_error());
 161 mysql_select_db($wgDBname, $dbh) or wfDie(mysql_error($dbh));
 162 $res = mysql_query("
 163         SELECT pf_count, pf_time, pf_name
 164         FROM profiling
 165         ORDER BY pf_name ASC
 166 ", $dbh) or wfDie("query failed: " . mysql_error());
 167
 168 if (isset($_REQUEST['filter']))
 169         $filter = $_REQUEST['filter'];
 170 else    $filter = '';
 171
 172 ?>
 173 <form method="profiling.php">
 174 <p>
 175 <input type="text" name="filter" value="<?php echo htmlspecialchars($filter)?>"/>
 176 <input type="hidden" name="sort" value="<?php echo htmlspecialchars($sort)?>"/>
 177 <input type="hidden" name="expand" value="<?php echo htmlspecialchars(implode(",", array_keys($expand)))?>"/>
 178 <input type="submit" value="Filter" />
 179 </p>
 180 </form>
 181
 182 <table cellspacing="0">
 183 <tr id="top">
 184 <th><a href="<?php echo makeurl(false, "time") ?>">Time</a></th>
 185 <th><a href="<?php echo makeurl(false, "count") ?>">Count</a></th>
 186 <th><a href="<?php echo makeurl(false, "name") ?>">Name</a></th>
 187 </tr>
 188 <?php
 189 $totaltime = 0.0;
 190
 191 function makeurl($_filter = false, $_sort = false, $_expand = false) {
 192         global $filter, $sort, $expand;
 193
 194         if ($_expand === false)
 195                 $_expand = $expand;
 196
 197         $nfilter = $_filter ? $_filter : $filter;
 198         $nsort = $_sort ? $_sort : $sort;
 199         $exp = urlencode(implode(',', array_keys($_expand)));
 200         return "?filter=$nfilter&amp;sort=$nsort&amp;expand=$exp";
 201 }
 202
 203 $points = array();
 204 $queries = array();
 205 $sqltotal = 0.0;
 206
 207 $last = false;
 208 while (($o = mysql_fetch_object($res)) !== false) {
 209         $next = new profile_point($o->pf_name, $o->pf_count, $o->pf_time);
 210         $totaltime += $next->time();
 211         if ($last !== false) {
 212                 if (preg_match("/^".preg_quote($last->name(), "/")."/", $next->name())) {
 213                         $last->add_child($next);
 214                         continue;
 215                 }
 216         }
 217         $last = $next;
 218         if (preg_match("/^query: /", $next->name())) {
 219                 $sqltotal += $next->time();
 220                 $queries[] = $next;
 221         } else {
 222                 $points[] = $next;
 223         }
 224 }
 225
 226 $s = new profile_point("SQL Queries", 0, $sqltotal);
 227 foreach ($queries as $q)
 228         $s->add_child($q);
 229 $points[] = $s;
 230
 231 usort($points, "compare_point");
 232
 233 foreach ($points as $point) {
 234         if (strlen($filter) && !strstr($point->name(), $filter))
 235                 continue;
 236
 237         $point->display();
 238 }
 239 ?>
 240 </table>
 241
 242 <p>Total time: <tt><?php printf("%5.02f", $totaltime) ?></p>
 243 <?php
 244
 245 mysql_free_result($res);
 246 mysql_close($dbh);
 247
 248 ?>
 249 </body>
 250 </html>