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 $GLOBALS;
  52         die( '<a href="http://www.hardened-php.net/index.76.html">$GLOBALS overwrite vulnerability</a>');
  53 }
  54
  55 require_once("./includes/Defines.php");
  56 require_once("./LocalSettings.php");
  57 require_once("./AdminSettings.php");
  58
  59 if (!$wgEnableProfileInfo)
  60         die("disabled");
  61
  62 foreach (array("wgDBadminuser", "wgDBadminpassword", "wgDBserver", "wgDBname") as $var)
  63         if ($$var === false)
  64                 die("AdminSettings.php not correct");
  65
  66 $expand = array();
  67 if (isset($_REQUEST['expand']))
  68         foreach(explode(",", $_REQUEST['expand']) as $f)
  69                 $expand[$f] = true;
  70
  71 class profile_point {
  72         var $name;
  73         var $count;
  74         var $time;
  75         var $children;
  76
  77         function profile_point($name, $count, $time) {
  78                 $this->name = $name;
  79                 $this->count = $count;
  80                 $this->time = $time;
  81                 $this->children = array();
  82         }
  83
  84         function add_child($child) {
  85                 $this->children[] = $child;
  86         }
  87
  88         function display($indent = 0.0) {
  89                 global $expand;
  90                 usort($this->children, "compare_point");
  91
  92                 $extet = '';
  93                 if (isset($expand[$this->name()]))
  94                         $ex = true;
  95                 else    $ex = false;
  96                 if (!$ex) {
  97                         if (count($this->children)) {
  98                                 $url = makeurl(false, false, $expand + array($this->name() => true));
  99                                 $extet = " <a href=\"$url\">[+]</a>";
 100                         } else $extet = '';
 101                 } else {
 102                         $e = array();
 103                         foreach ($expand as $name => $ep)
 104                                 if ($name != $this->name())
 105                                         $e += array($name => $ep);
 106
 107                         $extet = " <a href=\"" . makeurl(false, false, $e) . "\">[&ndash;]</a>";
 108                 }
 109                 ?>
 110                 <tr>
 111                 <td class="time"><tt><?php echo $this->fmttime() ?></tt></td>
 112                 <td class="count"><?php echo $this->count() ?></td>
 113                 <td class="name" style="padding-left: <?php echo $indent ?>em">
 114                         <?php echo htmlspecialchars($this->name()) . $extet ?>
 115                 </td>
 116                 </tr>
 117                 <?php
 118                 if ($ex)
 119                         foreach ($this->children as $child)
 120                                 $child->display($indent + 2);
 121         }
 122
 123         function name() {
 124                 return $this->name;
 125         }
 126
 127         function count() {
 128                 return $this->count;
 129         }
 130
 131         function time() {
 132                 return $this->time;
 133         }
 134
 135         function fmttime() {
 136                 return sprintf("%5.02f", $this->time);
 137         }
 138 };
 139
 140 function compare_point($a, $b) {
 141         global $sort;
 142         switch ($sort) {
 143         case "name":
 144                 return strcmp($a->name(), $b->name());
 145         case "time":
 146                 return $a->time() > $b->time() ? -1 : 1;
 147         case "count":
 148                 return $a->count() > $b->count() ? -1 : 1;
 149         }
 150 }
 151
 152 $sorts = array("time", "count", "name");
 153 $sort = 'time';
 154 if (isset($_REQUEST['sort']) && in_array($_REQUEST['sort'], $sorts))
 155         $sort = $_REQUEST['sort'];
 156
 157 $dbh = mysql_connect($wgDBserver, $wgDBadminuser, $wgDBadminpassword)
 158         or die("mysql server failed: " . mysql_error());
 159 mysql_select_db($wgDBname, $dbh) or die(mysql_error($dbh));
 160 $res = mysql_query("
 161         SELECT pf_count, pf_time, pf_name
 162         FROM profiling
 163         ORDER BY pf_name ASC
 164 ", $dbh) or die("query failed: " . mysql_error());
 165
 166 if (isset($_REQUEST['filter']))
 167         $filter = $_REQUEST['filter'];
 168 else    $filter = '';
 169
 170 ?>
 171 <form method="profiling.php">
 172 <p>
 173 <input type="text" name="filter" value="<?php echo htmlspecialchars($filter)?>"/>
 174 <input type="hidden" name="sort" value="<?php echo htmlspecialchars($sort)?>"/>
 175 <input type="hidden" name="expand" value="<?php echo htmlspecialchars(implode(",", array_keys($expand)))?>"/>
 176 <input type="submit" value="Filter" />
 177 </p>
 178 </form>
 179
 180 <table cellspacing="0">
 181 <tr id="top">
 182 <th><a href="<?php echo makeurl(false, "time") ?>">Time</a></th>
 183 <th><a href="<?php echo makeurl(false, "count") ?>">Count</a></th>
 184 <th><a href="<?php echo makeurl(false, "name") ?>">Name</a></th>
 185 </tr>
 186 <?php
 187 $totaltime = 0.0;
 188
 189 function makeurl($_filter = false, $_sort = false, $_expand = false) {
 190         global $filter, $sort, $expand;
 191
 192         if ($_expand === false)
 193                 $_expand = $expand;
 194
 195         $nfilter = $_filter ? $_filter : $filter;
 196         $nsort = $_sort ? $_sort : $sort;
 197         $exp = urlencode(implode(',', array_keys($_expand)));
 198         return "?filter=$nfilter&amp;sort=$nsort&amp;expand=$exp";
 199 }
 200
 201 $points = array();
 202 $queries = array();
 203 $sqltotal = 0.0;
 204
 205 $last = false;
 206 while (($o = mysql_fetch_object($res)) !== false) {
 207         $next = new profile_point($o->pf_name, $o->pf_count, $o->pf_time);
 208         $totaltime += $next->time();
 209         if ($last !== false) {
 210                 if (preg_match("/^".preg_quote($last->name(), "/")."/", $next->name())) {
 211                         $last->add_child($next);
 212                         continue;
 213                 }
 214         }
 215         $last = $next;
 216         if (preg_match("/^query: /", $next->name())) {
 217                 $sqltotal += $next->time();
 218                 $queries[] = $next;
 219         } else {
 220                 $points[] = $next;
 221         }
 222 }
 223
 224 $s = new profile_point("SQL Queries", 0, $sqltotal);
 225 foreach ($queries as $q)
 226         $s->add_child($q);
 227 $points[] = $s;
 228
 229 usort($points, "compare_point");
 230
 231 foreach ($points as $point) {
 232         if (strlen($filter) && !strstr($point->name(), $filter))
 233                 continue;
 234
 235         $point->display();
 236 }
 237 ?>
 238 </table>
 239
 240 <p>Total time: <tt><?php printf("%5.02f", $totaltime) ?></p>
 241 <?php
 242
 243 mysql_free_result($res);
 244 mysql_close($dbh);
 245
 246 ?>
 247 </body>
 248 </html>