55 lines
1.7 KiB
PHP
55 lines
1.7 KiB
PHP
<?php
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/**
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* Reports the hostname of a replica DB server.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup Maintenance
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*/
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require_once __DIR__ . '/Maintenance.php';
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use MediaWiki\MediaWikiServices;
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/**
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* Maintenance script that reports the hostname of a replica DB server.
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*
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* @ingroup Maintenance
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*/
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class GetReplicaServer extends Maintenance {
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public function __construct() {
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parent::__construct();
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$this->addOption( "group", "Query group to check specifically" );
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$this->addDescription( 'Report the hostname of a replica DB server' );
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}
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public function execute() {
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if ( $this->hasOption( 'group' ) ) {
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$db = $this->getDB( DB_REPLICA, $this->getOption( 'group' ) );
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$host = $db->getServer();
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} else {
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$lb = MediaWikiServices::getInstance()->getDBLoadBalancer();
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$i = $lb->getReaderIndex();
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$host = $lb->getServerName( $i );
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}
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$this->output( "$host\n" );
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}
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}
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$maintClass = GetReplicaServer::class;
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require_once RUN_MAINTENANCE_IF_MAIN;
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