89 lines
2.7 KiB
PHP
89 lines
2.7 KiB
PHP
<?php
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/**
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* Why yes, this *is* another special-purpose Wikimedia maintenance script!
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* Should be fixed up and generalized.
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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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* @ingroup Wikimedia
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*/
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require_once( dirname( __FILE__ ) . '/Maintenance.php' );
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class RenameWiki extends Maintenance {
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public function __construct() {
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parent::__construct();
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$this->mDescription = "Rename external storage dbs and leave a new one";
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$this->addArg( 'olddb', 'Old DB name' );
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$this->addArg( 'newdb', 'New DB name' );
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}
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public function getDbType() {
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return Maintenance::DB_ADMIN;
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}
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public function execute() {
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global $wgDefaultExternalStore;
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# Setup
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$from = $this->getArg( 0 );
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$to = $this->getArg( 1 );
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$this->output( "Renaming blob tables in ES from $from to $to...\n" );
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$this->output( "Sleeping 5 seconds...\n" );
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sleep( 5 );
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# Initialise external storage
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if ( is_array( $wgDefaultExternalStore ) ) {
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$stores = $wgDefaultExternalStore;
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} elseif ( $wgDefaultExternalStore ) {
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$stores = array( $wgDefaultExternalStore );
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} else {
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$stores = array();
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}
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if ( count( $stores ) ) {
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$this->output( "Initialising external storage...\n" );
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global $wgDBuser, $wgDBpassword, $wgExternalServers;
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foreach ( $stores as $storeURL ) {
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$m = array();
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if ( !preg_match( '!^DB://(.*)$!', $storeURL, $m ) ) {
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continue;
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}
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$cluster = $m[1];
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# Hack
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$wgExternalServers[$cluster][0]['user'] = $wgDBuser;
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$wgExternalServers[$cluster][0]['password'] = $wgDBpassword;
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$store = new ExternalStoreDB;
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$extdb =& $store->getMaster( $cluster );
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$extdb->query( "SET table_type=InnoDB" );
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$extdb->query( "CREATE DATABASE {$to}" );
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$extdb->query( "ALTER TABLE {$from}.blobs RENAME TO {$to}.blobs" );
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$extdb->selectDB( $from );
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$extdb->sourceFile( $this->getDir() . '/storage/blobs.sql' );
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$extdb->commit();
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}
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}
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$this->output( "done.\n" );
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}
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}
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$maintClass = "RenameWiki";
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require_once( RUN_MAINTENANCE_IF_MAIN );
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