maintenance/wrapOldPasswords.php

   1 <?php
   2
   3 use MediaWiki\MediaWikiServices;
   4
   5 /**
   6  * Maintenance script to wrap all old-style passwords in a layered type
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with this program; if not, write to the Free Software Foundation, Inc.,
  20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  21  * http://www.gnu.org/copyleft/gpl.html
  22  *
  23  * @file
  24  * @ingroup Maintenance
  25  */
  26 require_once __DIR__ . '/Maintenance.php';
  27
  28 /**
  29  * Maintenance script to wrap all passwords of a certain type in a specified layered
  30  * type that wraps around the old type.
  31  *
  32  * @since 1.24
  33  * @ingroup Maintenance
  34  */
  35 class WrapOldPasswords extends Maintenance {
  36         public function __construct() {
  37                 parent::__construct();
  38                 $this->addDescription( 'Wrap all passwords of a certain type in a new layered type' );
  39                 $this->addOption( 'type',
  40                         'Password type to wrap passwords in (must inherit LayeredParameterizedPassword)', true, true );
  41                 $this->addOption( 'verbose', 'Enables verbose output', false, false, 'v' );
  42                 $this->setBatchSize( 100 );
  43         }
  44
  45         public function execute() {
  46                 global $wgAuth;
  47
  48                 if ( !$wgAuth->allowSetLocalPassword() ) {
  49                         $this->error( '$wgAuth does not allow local passwords. Aborting.', true );
  50                 }
  51
  52                 $passwordFactory = new PasswordFactory();
  53                 $passwordFactory->init( RequestContext::getMain()->getConfig() );
  54
  55                 $typeInfo = $passwordFactory->getTypes();
  56                 $layeredType = $this->getOption( 'type' );
  57
  58                 // Check that type exists and is a layered type
  59                 if ( !isset( $typeInfo[$layeredType] ) ) {
  60                         $this->error( 'Undefined password type', true );
  61                 }
  62
  63                 $passObj = $passwordFactory->newFromType( $layeredType );
  64                 if ( !$passObj instanceof LayeredParameterizedPassword ) {
  65                         $this->error( 'Layered parameterized password type must be used.', true );
  66                 }
  67
  68                 // Extract the first layer type
  69                 $typeConfig = $typeInfo[$layeredType];
  70                 $firstType = $typeConfig['types'][0];
  71
  72                 // Get a list of password types that are applicable
  73                 $dbw = $this->getDB( DB_MASTER );
  74                 $typeCond = 'user_password' . $dbw->buildLike( ":$firstType:", $dbw->anyString() );
  75
  76                 $minUserId = 0;
  77                 $lbFactory = MediaWikiServices::getInstance()->getDBLoadBalancerFactory();
  78                 do {
  79                         $this->beginTransaction( $dbw, __METHOD__ );
  80
  81                         $res = $dbw->select( 'user',
  82                                 [ 'user_id', 'user_name', 'user_password' ],
  83                                 [
  84                                         'user_id > ' . $dbw->addQuotes( $minUserId ),
  85                                         $typeCond
  86                                 ],
  87                                 __METHOD__,
  88                                 [
  89                                         'ORDER BY' => 'user_id',
  90                                         'LIMIT' => $this->mBatchSize,
  91                                         'LOCK IN SHARE MODE',
  92                                 ]
  93                         );
  94
  95                         /** @var User[] $updateUsers */
  96                         $updateUsers = [];
  97                         foreach ( $res as $row ) {
  98                                 if ( $this->hasOption( 'verbose' ) ) {
  99                                         $this->output( "Updating password for user {$row->user_name} ({$row->user_id}).\n" );
 100                                 }
 101
 102                                 $user = User::newFromId( $row->user_id );
 103                                 /** @var ParameterizedPassword $password */
 104                                 $password = $passwordFactory->newFromCiphertext( $row->user_password );
 105                                 /** @var LayeredParameterizedPassword $layeredPassword */
 106                                 $layeredPassword = $passwordFactory->newFromType( $layeredType );
 107                                 $layeredPassword->partialCrypt( $password );
 108
 109                                 $updateUsers[] = $user;
 110                                 $dbw->update( 'user',
 111                                         [ 'user_password' => $layeredPassword->toString() ],
 112                                         [ 'user_id' => $row->user_id ],
 113                                         __METHOD__
 114                                 );
 115
 116                                 $minUserId = $row->user_id;
 117                         }
 118
 119                         $this->commitTransaction( $dbw, __METHOD__ );
 120                         $lbFactory->waitForReplication();
 121
 122                         // Clear memcached so old passwords are wiped out
 123                         foreach ( $updateUsers as $user ) {
 124                                 $user->clearSharedCache();
 125                         }
 126                 } while ( $res->numRows() );
 127         }
 128 }
 129
 130 $maintClass = "WrapOldPasswords";
 131 require_once RUN_MAINTENANCE_IF_MAIN;