<?php
-
/**
- * Show some statistics on the blob_orphans table, created with trackBlobs.php
+ * Show some statistics on the blob_orphans table, created with trackBlobs.php.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
+ * @file
* @ingroup Maintenance ExternalStorage
*/
-require_once( dirname(__FILE__) . '/../Maintenance.php' );
+require_once( __DIR__ . '/../Maintenance.php' );
+
+/**
+ * Maintenance script that shows some statistics on the blob_orphans table,
+ * created with trackBlobs.php.
+ *
+ * @ingroup Maintenance ExternalStorage
+ */
class OrphanStats extends Maintenance {
public function __construct() {
parent::__construct();
$this->mDescription = "how some statistics on the blob_orphans table, created with trackBlobs.php";
}
- private function getDB( $cluster ) {
+ protected function &getDB( $cluster, $groups = array(), $wiki = false ) {
$lb = wfGetLBFactory()->getExternalLB( $cluster );
return $lb->getConnection( DB_SLAVE );
}
public function execute() {
- $extDBs = array();
$dbr = wfGetDB( DB_SLAVE );
- if( !$dbr->tableExists( 'blob_orphans' ) ) {
+ if ( !$dbr->tableExists( 'blob_orphans' ) ) {
$this->error( "blob_orphans doesn't seem to exist, need to run trackBlobs.php first", true );
}
$res = $dbr->select( 'blob_orphans', '*', false, __METHOD__ );
-
+
$num = 0;
$totalSize = 0;
$hashes = array();
foreach ( $res as $boRow ) {
$extDB = $this->getDB( $boRow->bo_cluster );
$blobRow = $extDB->selectRow( 'blobs', '*', array( 'blob_id' => $boRow->bo_blob_id ), __METHOD__ );
-
+
$num++;
$size = strlen( $blobRow->blob_text );
$totalSize += $size;
$this->output( "Number of orphans: $num\n" );
if ( $num > 0 ) {
$this->output( "Average size: " . round( $totalSize / $num, 0 ) . " bytes\n" .
- "Max size: $maxSize\n" .
+ "Max size: $maxSize\n" .
"Number of unique texts: " . count( $hashes ) . "\n" );
}
}
}
$maintClass = "OrphanStats";
-require_once( DO_MAINTENANCE );
+require_once( RUN_MAINTENANCE_IF_MAIN );