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migratePass0.php
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migratePass0.php
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<?php
// --> disable account creations, password changes
// pass 0:
// * generate 'globalnames' and 'localnames' entries for each user on each wiki
// --> enable
namespace MediaWiki\Extension\CentralAuth\Maintenance;
// @codeCoverageIgnoreStart
$IP = getenv( 'MW_INSTALL_PATH' );
if ( $IP === false ) {
$IP = __DIR__ . '/../../..';
}
require_once "$IP/maintenance/Maintenance.php";
// @codeCoverageIgnoreEnd
use MediaWiki\Extension\CentralAuth\User\CentralAuthUser;
use MediaWiki\Maintenance\Maintenance;
/**
* Copy user data for this wiki into the globalnames and localnames table
*/
class MigratePass0 extends Maintenance {
public function __construct() {
parent::__construct();
$this->requireExtension( 'CentralAuth' );
}
public function execute() {
global $wgDBname;
$this->output( "CentralAuth migration pass 0:\n" );
$this->output( "$wgDBname preparing migration data...\n" );
$this->doPassZero();
$this->output( "done.\n" );
}
private function doPassZero() {
global $wgDBname;
$dbr = $this->getDB( DB_REPLICA );
$chunkSize = 1000;
$start = microtime( true );
$migrated = 0;
$users = [];
// List all user accounts on this wiki in the migration table
// on the central authentication server.
$lastUser = $dbr->newSelectQueryBuilder()
->select( 'MAX(user_id)' )
->from( 'user' )
->caller( __METHOD__ )
->fetchField();
for ( $min = 0; $min <= $lastUser; $min += $chunkSize ) {
$max = $min + $chunkSize - 1;
$result = $dbr->newSelectQueryBuilder()
->select( [ 'user_id', 'user_name' ] )
->from( 'user' )
->where( [
$dbr->expr( 'user_id', '>=', $min ),
$dbr->expr( 'user_id', '<=', $max ),
] )
->caller( __METHOD__ )
->fetchResultSet();
foreach ( $result as $row ) {
$users[intval( $row->user_id )] = $row->user_name;
++$migrated;
}
CentralAuthUser::storeMigrationData( $wgDBname, $users );
// clear the array for the next pass
$users = [];
$delta = microtime( true ) - $start;
$rate = $delta ? $migrated / $delta : 0.0;
$this->output( sprintf( "%s %d (%0.1f%%) done in %0.1f secs (%0.3f accounts/sec).\n",
$wgDBname,
$migrated,
min( $max, $lastUser ) / $lastUser * 100.0,
$delta,
$rate ) );
if ( ( $min + $chunkSize ) % ( $chunkSize * 10 ) == 0 ) {
$this->output( "Waiting for replicas to catch up ... " );
$this->waitForReplication();
$this->output( "done\n" );
}
}
}
}
// @codeCoverageIgnoreStart
$maintClass = MigratePass0::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd

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text/x-php
Expires
Aug 16 2026, 10:36 (12 w, 1 d ago)
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migratePass0.php (2 KB)

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