diff options
Diffstat (limited to 'maintenance/deleteArchivedFiles.php')
-rw-r--r-- | maintenance/deleteArchivedFiles.php | 79 |
1 files changed, 71 insertions, 8 deletions
diff --git a/maintenance/deleteArchivedFiles.php b/maintenance/deleteArchivedFiles.php index 286b1f24..bd8ca109 100644 --- a/maintenance/deleteArchivedFiles.php +++ b/maintenance/deleteArchivedFiles.php @@ -25,7 +25,6 @@ */ require_once __DIR__ . '/Maintenance.php'; -require_once __DIR__ . '/deleteArchivedFiles.inc'; /** * Maintenance script to delete archived (non-current) files from the database. @@ -40,18 +39,82 @@ class DeleteArchivedFiles extends Maintenance { $this->addOption( 'force', 'Force deletion of rows from filearchive' ); } - public function handleOutput( $str ) { - return $this->output( $str ); - } - public function execute() { if ( !$this->hasOption( 'delete' ) ) { $this->output( "Use --delete to actually confirm this script\n" ); - return; } - $force = $this->hasOption( 'force' ); - DeleteArchivedFilesImplementation::doDelete( $this, $force ); + + # Data should come off the master, wrapped in a transaction + $dbw = $this->getDB( DB_MASTER ); + $dbw->begin( __METHOD__ ); + $repo = RepoGroup::singleton()->getLocalRepo(); + + # Get "active" revisions from the filearchive table + $this->output( "Searching for and deleting archived files...\n" ); + $res = $dbw->select( + 'filearchive', + array( 'fa_id', 'fa_storage_group', 'fa_storage_key', 'fa_sha1' ), + '', + __METHOD__ + ); + + $count = 0; + foreach ( $res as $row ) { + $key = $row->fa_storage_key; + if ( !strlen( $key ) ) { + $this->output( "Entry with ID {$row->fa_id} has empty key, skipping\n" ); + continue; + } + + $group = $row->fa_storage_group; + $id = $row->fa_id; + $path = $repo->getZonePath( 'deleted' ) . '/' . $repo->getDeletedHashPath( $key ) . $key; + if ( isset( $row->fa_sha1 ) ) { + $sha1 = $row->fa_sha1; + } else { + // old row, populate from key + $sha1 = LocalRepo::getHashFromKey( $key ); + } + + // Check if the file is used anywhere... + $inuse = $dbw->selectField( + 'oldimage', + '1', + array( + 'oi_sha1' => $sha1, + $dbw->bitAnd( 'oi_deleted', File::DELETED_FILE ) => File::DELETED_FILE + ), + __METHOD__, + array( 'FOR UPDATE' ) + ); + + $needForce = true; + if ( !$repo->fileExists( $path ) ) { + $this->output( "Notice - file '$key' not found in group '$group'\n" ); + } elseif ( $inuse ) { + $this->output( "Notice - file '$key' is still in use\n" ); + } elseif ( !$repo->quickPurge( $path ) ) { + $this->output( "Unable to remove file $path, skipping\n" ); + continue; // don't delete even with --force + } else { + $needForce = false; + } + + if ( $needForce ) { + if ( $this->hasOption( 'force' ) ) { + $this->output( "Got --force, deleting DB entry\n" ); + } else { + continue; + } + } + + $count++; + $dbw->delete( 'filearchive', array( 'fa_id' => $id ), __METHOD__ ); + } + + $dbw->commit( __METHOD__ ); + $this->output( "Done! [$count file(s)]\n" ); } } |