maintenance/checkImages.php

   1 <?php
   2
   3 require( 'commandLine.inc' );
   4
   5 $batchSize = 1000;
   6 $start = '';
   7 $dbr = wfGetDB( DB_SLAVE );
   8 $localRepo = RepoGroup::singleton()->getLocalRepo();
   9
  10 $numImages = 0;
  11 $numGood = 0;
  12
  13 do {
  14         $res = $dbr->select( 'image', '*', array( 'img_name > ' . $dbr->addQuotes( $start ) ) );
  15         foreach ( $res as $row ) {
  16                 $numImages++;
  17                 $start = $row->img_name;
  18                 $file = $localRepo->newFileFromRow( $row );
  19                 $path = $file->getPath();
  20                 if ( !$path ) {
  21                         echo "{$row->img_name}: not locally accessible\n";
  22                         continue;
  23                 }
  24                 $stat = @stat( $file->getPath() );
  25                 if ( !$stat ) {
  26                         echo "{$row->img_name}: missing\n";
  27                         continue;
  28                 }
  29
  30                 if ( $stat['size'] == 0 && $row->img_size != 0 ) {
  31                         echo "{$row->img_name}: truncated, was {$row->img_size}\n";
  32                         continue;
  33                 }
  34
  35                 if ( $stat['size'] != $row->img_size ) {
  36                         echo "{$row->img_name}: size mismatch DB={$row->img_size}, actual={$stat['size']}\n";
  37                         continue;
  38                 }
  39
  40                 $numGood++;
  41         }
  42
  43 } while ( $res->numRows() );
  44
  45 echo "Good images: $numGood/$numImages\n";