package dao import ( _ "github.com/go-sql-driver/mysql" "github.com/jinzhu/gorm" "iot_manager_service/config" "net/url" "time" ) var GDb *gorm.DB type LcModel struct { CreatedAt time.Time UpdatedAt time.Time DeletedAt *time.Time `sql:"index"` } func InitDB() { cfg := config.Instance() dsn := cfg.Database.User + ":" + cfg.Database.Password + "@tcp(" + cfg.Database.Host + ":" + cfg.Database.Port + ")/" + cfg.Database.Name + "?charset=utf8&parseTime=True" + "&loc=" + url.QueryEscape(cfg.Database.Timezone) db0, err := gorm.Open("mysql", dsn) if err != nil { panic(err) } else { GDb = db0 GDb.DB().SetMaxOpenConns(32) GDb.DB().SetMaxIdleConns(5) GDb.LogMode(false) GDb.AutoMigrate(&CameraDevice{}, &LampPoleGroup{}, &LampPole{}) } }