<?php
/**
- * This script reports the hostname of a slave server.
+ * Reports the hostname of a slave server.
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Maintenance
*/
-
-require_once( "Maintenance.php" );
+require_once( __DIR__ . '/Maintenance.php' );
+
+/**
+ * Maintenance script that reports the hostname of a slave server.
+ *
+ * @ingroup Maintenance
+ */
class GetSlaveServer extends Maintenance {
public function __construct() {
parent::__construct();
- $this->addParam( "group", "Query group to check specifically" );
+ $this->addOption( "group", "Query group to check specifically" );
$this->mDescription = "Report the hostname of a slave server";
}
public function execute() {
global $wgAllDBsAreLocalhost;
- if( $wgAllDBsAreLocalhost ) {
+ if ( $wgAllDBsAreLocalhost ) {
$host = 'localhost';
+ } elseif ( $this->hasOption( 'group' ) ) {
+ $db = wfGetDB( DB_SLAVE, $this->getOption( 'group' ) );
+ $host = $db->getServer();
} else {
- if( $this->hasOption('group') ) {
- $db = wfGetDB( DB_SLAVE, $this->getOption('group') );
- $host = $db->getServer();
- } else {
- $lb = wfGetLB();
- $i = $lb->getReaderIndex();
- $host = $lb->getServerName( $i );
- }
+ $lb = wfGetLB();
+ $i = $lb->getReaderIndex();
+ $host = $lb->getServerName( $i );
}
$this->output( "$host\n" );
}
}
$maintClass = "GetSlaveServer";
-require_once( DO_MAINTENANCE );
+require_once( RUN_MAINTENANCE_IF_MAIN );