dsn := "root:root@tcp(sv2:43699)/rest?charset=utf8mb4&parseTime=True&loc=Local"
if db, err = gorm.Open(mysql.Open(dsn), &gorm.Config{}); err != nil {
return
}
if crud, err = rest.NewCRUD(db, nil); err != nil {
return
}
crud.Attach(&User{})
crud.Routes(nil)