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| 1 | <?php |
| 2 | /** |
| 3 | * Optional upgrade script to populate the fa_sha1 field |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License along |
| 16 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 18 | * http://www.gnu.org/copyleft/gpl.html |
| 19 | * |
| 20 | * @file |
| 21 | * @ingroup Maintenance |
| 22 | */ |
| 23 | |
| 24 | require_once __DIR__ . '/Maintenance.php'; |
| 25 | |
| 26 | /** |
| 27 | * Maintenance script to populate the fa_sha1 field. |
| 28 | * |
| 29 | * @ingroup Maintenance |
| 30 | * @since 1.21 |
| 31 | */ |
| 32 | class PopulateFilearchiveSha1 extends LoggedUpdateMaintenance { |
| 33 | public function __construct() { |
| 34 | parent::__construct(); |
| 35 | $this->addDescription( 'Populate the fa_sha1 field from fa_storage_key' ); |
| 36 | } |
| 37 | |
| 38 | protected function getUpdateKey() { |
| 39 | return 'populate fa_sha1'; |
| 40 | } |
| 41 | |
| 42 | protected function updateSkippedMessage() { |
| 43 | return 'fa_sha1 column of filearchive table already populated.'; |
| 44 | } |
| 45 | |
| 46 | public function doDBUpdates() { |
| 47 | $startTime = microtime( true ); |
| 48 | $dbw = $this->getPrimaryDB(); |
| 49 | $table = 'filearchive'; |
| 50 | |
| 51 | if ( !$this->getDB( DB_PRIMARY )->fieldExists( $table, 'fa_sha1', __METHOD__ ) ) { |
| 52 | $this->output( "fa_sha1 column does not exist\n\n", true ); |
| 53 | |
| 54 | return false; |
| 55 | } |
| 56 | |
| 57 | $this->output( "Populating fa_sha1 field from fa_storage_key\n" ); |
| 58 | $endId = $dbw->newSelectQueryBuilder() |
| 59 | ->select( 'MAX(fa_id)' ) |
| 60 | ->from( $table ) |
| 61 | ->caller( __METHOD__ )->fetchField(); |
| 62 | |
| 63 | $batchSize = $this->getBatchSize(); |
| 64 | $done = 0; |
| 65 | |
| 66 | do { |
| 67 | $res = $dbw->newSelectQueryBuilder() |
| 68 | ->select( [ 'fa_id', 'fa_storage_key' ] ) |
| 69 | ->from( $table ) |
| 70 | ->where( [ 'fa_sha1' => '', 'fa_storage_key IS NOT NULL' ] ) |
| 71 | ->limit( $batchSize ) |
| 72 | ->caller( __METHOD__ )->fetchResultSet(); |
| 73 | |
| 74 | $i = 0; |
| 75 | foreach ( $res as $row ) { |
| 76 | if ( $row->fa_storage_key == '' ) { |
| 77 | // Revision was missing pre-deletion |
| 78 | continue; |
| 79 | } |
| 80 | $sha1 = LocalRepo::getHashFromKey( $row->fa_storage_key ); |
| 81 | $dbw->newUpdateQueryBuilder() |
| 82 | ->update( $table ) |
| 83 | ->set( [ 'fa_sha1' => $sha1 ] ) |
| 84 | ->where( [ 'fa_id' => $row->fa_id ] ) |
| 85 | ->caller( __METHOD__ ) |
| 86 | ->execute(); |
| 87 | $lastId = $row->fa_id; |
| 88 | $i++; |
| 89 | } |
| 90 | |
| 91 | $done += $i; |
| 92 | if ( $i !== $batchSize ) { |
| 93 | break; |
| 94 | } |
| 95 | |
| 96 | // print status and let replica DBs catch up |
| 97 | $this->output( sprintf( |
| 98 | // @phan-suppress-next-line PhanPossiblyUndeclaredVariable $lastId is set for non-empty $res |
| 99 | "id %d done (up to %d), %5.3f%% \r", $lastId, $endId, $lastId / $endId * 100 ) ); |
| 100 | $this->waitForReplication(); |
| 101 | } while ( true ); |
| 102 | |
| 103 | $processingTime = microtime( true ) - $startTime; |
| 104 | $this->output( sprintf( "\nDone %d files in %.1f seconds\n", $done, $processingTime ) ); |
| 105 | |
| 106 | // we only updated *some* files, don't log |
| 107 | return true; |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | $maintClass = PopulateFilearchiveSha1::class; |
| 112 | require_once RUN_MAINTENANCE_IF_MAIN; |