// ran at startup. static void repairDatabasesAndCheckVersion() { // LastError * le = lastError.get( true ); Client::GodScope gs; log(1) << "enter repairDatabases (to check pdfile version #)" << endl; //verify(checkNsFilesOnLoad); checkNsFilesOnLoad = false; // we are mainly just checking the header - don't scan the whole .ns file for every db here. Lock::GlobalWrite lk; vector< string > dbNames; getDatabaseNames( dbNames ); for ( vector< string >::iterator i = dbNames.begin(); i != dbNames.end(); ++i ) { string dbName = *i; log(1) << "\t" << dbName << endl; Client::Context ctx( dbName ); MongoDataFile *p = cc().database()->getFile( 0 ); DataFileHeader *h = p->getHeader(); if ( !h->isCurrentVersion() || forceRepair ) { if( h->version <= 0 ) { uasserted(14026, str::stream() << "db " << dbName << " appears corrupt pdfile version: " << h->version << " info: " << h->versionMinor << ' ' << h->fileLength); } log() << "****" << endl; log() << "****" << endl; log() << "need to upgrade database " << dbName << " with pdfile version " << h->version << "." << h->versionMinor << ", " << "new version: " << PDFILE_VERSION << "." << PDFILE_VERSION_MINOR << endl; if ( shouldRepairDatabases ) { // QUESTION: Repair even if file format is higher version than code? log() << "\t starting upgrade" << endl; string errmsg; verify( doDBUpgrade( dbName , errmsg , h ) ); } else { log() << "\t Not upgrading, exiting" << endl; log() << "\t run --upgrade to upgrade dbs, then start again" << endl; log() << "****" << endl; dbexit( EXIT_NEED_UPGRADE ); shouldRepairDatabases = 1; return; } } else { Database::closeDatabase( dbName.c_str(), dbpath ); } } log(1) << "done repairDatabases" << endl; if ( shouldRepairDatabases ) { log() << "finished checking dbs" << endl; cc().shutdown(); dbexit( EXIT_CLEAN ); } checkNsFilesOnLoad = true; }
// ran at startup. static void repairDatabasesAndCheckVersion(bool shouldClearNonLocalTmpCollections) { // LastError * le = lastError.get( true ); LOG(1) << "enter repairDatabases (to check pdfile version #)" << endl; Lock::GlobalWrite lk; vector< string > dbNames; getDatabaseNames( dbNames ); for ( vector< string >::iterator i = dbNames.begin(); i != dbNames.end(); ++i ) { string dbName = *i; LOG(1) << "\t" << dbName << endl; Client::Context ctx( dbName ); DataFile *p = ctx.db()->getExtentManager().getFile( 0 ); DataFileHeader *h = p->getHeader(); if ( replSettings.usingReplSets() ) { // we only care about the _id index if we are in a replset checkForIdIndexes(ctx.db()); } if (shouldClearNonLocalTmpCollections || dbName == "local") ctx.db()->clearTmpCollections(); if (!h->isCurrentVersion() || mongodGlobalParams.repair) { if( h->version <= 0 ) { uasserted(14026, str::stream() << "db " << dbName << " appears corrupt pdfile version: " << h->version << " info: " << h->versionMinor << ' ' << h->fileLength); } if ( !h->isCurrentVersion() ) { log() << "****" << endl; log() << "****" << endl; log() << "need to upgrade database " << dbName << " " << "with pdfile version " << h->version << "." << h->versionMinor << ", " << "new version: " << PDFILE_VERSION << "." << PDFILE_VERSION_MINOR_22_AND_OLDER << endl; } if (mongodGlobalParams.upgrade) { // QUESTION: Repair even if file format is higher version than code? doDBUpgrade( dbName, h ); } else { log() << "\t Not upgrading, exiting" << endl; log() << "\t run --upgrade to upgrade dbs, then start again" << endl; log() << "****" << endl; dbexit( EXIT_NEED_UPGRADE ); mongodGlobalParams.upgrade = 1; return; } } else { const string systemIndexes = cc().database()->name() + ".system.indexes"; auto_ptr<Runner> runner(InternalPlanner::collectionScan(systemIndexes)); BSONObj index; Runner::RunnerState state; while (Runner::RUNNER_ADVANCED == (state = runner->getNext(&index, NULL))) { const BSONObj key = index.getObjectField("key"); const string plugin = IndexNames::findPluginName(key); if (h->versionMinor == PDFILE_VERSION_MINOR_22_AND_OLDER) { if (IndexNames::existedBefore24(plugin)) continue; log() << "Index " << index << " claims to be of type '" << plugin << "', " << "which is either invalid or did not exist before v2.4. " << "See the upgrade section: " << "http://dochub.mongodb.org/core/upgrade-2.4" << startupWarningsLog; } const Status keyStatus = validateKeyPattern(key); if (!keyStatus.isOK()) { log() << "Problem with index " << index << ": " << keyStatus.reason() << " This index can still be used however it cannot be rebuilt." << " For more info see" << " http://dochub.mongodb.org/core/index-validation" << startupWarningsLog; } } if (Runner::RUNNER_EOF != state) { warning() << "Internal error while reading collection " << systemIndexes; } Database::closeDatabase(dbName.c_str(), storageGlobalParams.dbpath); } } LOG(1) << "done repairDatabases" << endl; if (mongodGlobalParams.upgrade) { log() << "finished checking dbs" << endl; cc().shutdown(); dbexit( EXIT_CLEAN ); } }