From a1789ddde42033f1b05cc4929491214ee6e79383 Mon Sep 17 00:00:00 2001 From: Pierre Schmitz Date: Thu, 17 Dec 2015 09:15:42 +0100 Subject: Update to MediaWiki 1.26.0 --- maintenance/migrateFileRepoLayout.php | 232 ++++++++++++++++++++++++++++++++++ 1 file changed, 232 insertions(+) create mode 100644 maintenance/migrateFileRepoLayout.php (limited to 'maintenance/migrateFileRepoLayout.php') diff --git a/maintenance/migrateFileRepoLayout.php b/maintenance/migrateFileRepoLayout.php new file mode 100644 index 00000000..78587ce5 --- /dev/null +++ b/maintenance/migrateFileRepoLayout.php @@ -0,0 +1,232 @@ +mDescription = "Copy files in repo to a different layout."; + $this->addOption( 'oldlayout', "Old layout; one of 'name' or 'sha1'", true, true ); + $this->addOption( 'newlayout', "New layout; one of 'name' or 'sha1'", true, true ); + $this->addOption( 'since', "Copy only files from after this timestamp", false, true ); + $this->setBatchSize( 50 ); + } + + public function execute() { + $oldLayout = $this->getOption( 'oldlayout' ); + if ( !in_array( $oldLayout, array( 'name', 'sha1' ) ) ) { + $this->error( "Invalid old layout.", 1 ); + } + $newLayout = $this->getOption( 'newlayout' ); + if ( !in_array( $newLayout, array( 'name', 'sha1' ) ) ) { + $this->error( "Invalid new layout.", 1 ); + } + $since = $this->getOption( 'since' ); + + $repo = $this->getRepo(); + + $be = $repo->getBackend(); + if ( $be instanceof FileBackendDBRepoWrapper ) { + $be = $be->getInternalBackend(); // avoid path translations for this script + } + + $dbw = $repo->getMasterDB(); + + $origBase = $be->getContainerStoragePath( "{$repo->getName()}-original" ); + $startTime = wfTimestampNow(); + + // Do current and archived versions... + $conds = array(); + if ( $since ) { + $conds[] = 'img_timestamp >= ' . $dbw->addQuotes( $dbw->timestamp( $since ) ); + } + + $batch = array(); + $lastName = ''; + do { + $res = $dbw->select( 'image', array( 'img_name', 'img_sha1' ), + array_merge( array( 'img_name > ' . $dbw->addQuotes( $lastName ) ), $conds ), + __METHOD__, + array( 'LIMIT' => $this->mBatchSize, 'ORDER BY' => 'img_name' ) + ); + + foreach ( $res as $row ) { + $lastName = $row->img_name; + $sha1 = $row->img_sha1; + if ( !strlen( $sha1 ) ) { + $this->error( "Image SHA-1 not set for {$row->img_name}." ); + } else { + $file = $repo->newFile( $row->img_name ); + + if ( $oldLayout === 'sha1' ) { + $spath = "{$origBase}/{$sha1[0]}/{$sha1[1]}/{$sha1[2]}/{$sha1}"; + } else { + $spath = $file->getPath(); + } + + if ( $newLayout === 'sha1' ) { + $dpath = "{$origBase}/{$sha1[0]}/{$sha1[1]}/{$sha1[2]}/{$sha1}"; + } else { + $dpath = $file->getPath(); + } + + $status = $be->prepare( array( 'dir' => dirname( $dpath ) ) ); + if ( !$status->isOK() ) { + $this->error( print_r( $status->getErrorsArray(), true ) ); + } + + $batch[] = array( 'op' => 'copy', 'overwrite' => true, + 'src' => $spath, 'dst' => $dpath, 'img' => $row->img_name ); + } + + foreach ( $file->getHistory() as $ofile ) { + $sha1 = $ofile->getSha1(); + if ( !strlen( $sha1 ) ) { + $this->error( "Image SHA-1 not set for {$ofile->getArchiveName()}." ); + continue; + } + + if ( $oldLayout === 'sha1' ) { + $spath = "{$origBase}/{$sha1[0]}/{$sha1[1]}/{$sha1[2]}/{$sha1}"; + } elseif ( $ofile->isDeleted( File::DELETED_FILE ) ) { + $spath = $be->getContainerStoragePath( "{$repo->getName()}-deleted" ) . + '/' . $repo->getDeletedHashPath( $sha1 ) . + $sha1 . '.' . $ofile->getExtension(); + } else { + $spath = $ofile->getPath(); + } + + if ( $newLayout === 'sha1' ) { + $dpath = "{$origBase}/{$sha1[0]}/{$sha1[1]}/{$sha1[2]}/{$sha1}"; + } else { + $dpath = $ofile->getPath(); + } + + $status = $be->prepare( array( 'dir' => dirname( $dpath ) ) ); + if ( !$status->isOK() ) { + $this->error( print_r( $status->getErrorsArray(), true ) ); + } + $batch[] = array( 'op' => 'copy', 'overwrite' => true, + 'src' => $spath, 'dst' => $dpath, 'img' => $ofile->getArchiveName() ); + } + + if ( count( $batch ) >= $this->mBatchSize ) { + $this->runBatch( $batch, $be ); + $batch = array(); + } + } + } while ( $res->numRows() ); + + if ( count( $batch ) ) { + $this->runBatch( $batch, $be ); + } + + // Do deleted versions... + $conds = array(); + if ( $since ) { + $conds[] = 'fa_deleted_timestamp >= ' . $dbw->addQuotes( $dbw->timestamp( $since ) ); + } + + $batch = array(); + $lastId = 0; + do { + $res = $dbw->select( 'filearchive', array( 'fa_storage_key', 'fa_id', 'fa_name' ), + array_merge( array( 'fa_id > ' . $dbw->addQuotes( $lastId ) ), $conds ), + __METHOD__, + array( 'LIMIT' => $this->mBatchSize, 'ORDER BY' => 'fa_id' ) + ); + + foreach ( $res as $row ) { + $lastId = $row->fa_id; + $sha1Key = $row->fa_storage_key; + if ( !strlen( $sha1Key ) ) { + $this->error( "Image SHA-1 not set for file #{$row->fa_id} (deleted)." ); + continue; + } + $sha1 = substr( $sha1Key, 0, strpos( $sha1Key, '.' ) ); + + if ( $oldLayout === 'sha1' ) { + $spath = "{$origBase}/{$sha1[0]}/{$sha1[1]}/{$sha1[2]}/{$sha1}"; + } else { + $spath = $be->getContainerStoragePath( "{$repo->getName()}-deleted" ) . + '/' . $repo->getDeletedHashPath( $sha1Key ) . $sha1Key; + } + + if ( $newLayout === 'sha1' ) { + $dpath = "{$origBase}/{$sha1[0]}/{$sha1[1]}/{$sha1[2]}/{$sha1}"; + } else { + $dpath = $be->getContainerStoragePath( "{$repo->getName()}-deleted" ) . + '/' . $repo->getDeletedHashPath( $sha1Key ) . $sha1Key; + } + + $status = $be->prepare( array( 'dir' => dirname( $dpath ) ) ); + if ( !$status->isOK() ) { + $this->error( print_r( $status->getErrorsArray(), true ) ); + } + + $batch[] = array( 'op' => 'copy', 'src' => $spath, 'dst' => $dpath, + 'overwriteSame' => true, 'img' => "(ID {$row->fa_id}) {$row->fa_name}" ); + + if ( count( $batch ) >= $this->mBatchSize ) { + $this->runBatch( $batch, $be ); + $batch = array(); + } + } + } while ( $res->numRows() ); + + if ( count( $batch ) ) { + $this->runBatch( $batch, $be ); + } + + $this->output( "Done (started $startTime)\n" ); + } + + protected function getRepo() { + return RepoGroup::singleton()->getLocalRepo(); + } + + protected function runBatch( array $ops, FileBackend $be ) { + $this->output( "Migrating file batch:\n" ); + foreach ( $ops as $op ) { + $this->output( "\"{$op['img']}\" (dest: {$op['dst']})\n" ); + } + + $status = $be->doOperations( $ops ); + if ( !$status->isOK() ) { + $this->output( print_r( $status->getErrorsArray(), true ) ); + } + + $this->output( "Batch done\n\n" ); + } +} + +$maintClass = 'MigrateFileRepoLayout'; +require_once RUN_MAINTENANCE_IF_MAIN; -- cgit v1.2.3-54-g00ecf