dbDSN := os.Getenv("GORM_DSN")
	switch os.Getenv("GORM_DIALECT") {
	case "mysql":
		log.Println("testing mysql...")
		if dbDSN == "" {
			dbDSN = mysqlDSN
		}
		db, err = gorm.Open(mysql.Open(dbDSN), cfg)
	case "postgres":
		log.Println("testing postgres...")
		if dbDSN == "" {
			dbDSN = postgresDSN
		}
		db, err = gorm.Open(postgres.New(postgres.Config{
			DSN:                  dbDSN,