Beispiel #1
0
Datei: db.go Projekt: dgdn/goutil
func migrateAddColumn(db *sql.DB, table, column, typ, defaul, comment string) error {
	log.I("begin to add column[%s] to the table[%s]...", column, table)

	exists, err := tableColumnExist(db, table, column)
	if err != nil {
		log.E("get table column exists fail %v", err.Error())
		return err
	}
	if exists == false {
		_, err := db.Exec(fmt.Sprintf(`ALTER TABLE %s ADD %s %s default %s comment '%s';`, table, column, typ, defaul, comment))
		if err != nil {
			log.E("add column[%s] fail %v", column, err.Error())
			return err
		}
		log.I("have added column[%s] to the table[%s]", column, table)

		//set the old data of this field to default value
		_, err = db.Exec(fmt.Sprintf(`update %s set %s = ?`, table, column), "")
		return err

	} else {
		log.I("column[%s] already exists no need to add", column)
	}
	return nil
}
Beispiel #2
0
Datei: db.go Projekt: dgdn/goutil
func migrateAddTable(db *sql.DB, table, def string) error {
	log.I("begin to add table %s", table)
	exist, err := tableExist(db, table)
	if err != nil {
		return err
	}
	if exist {
		log.I("table %s already exist, no need to add", table)
		return nil
	}

	if _, err := db.Exec(def); err != nil {
		return err
	}
	log.I("add table %s success", table)
	return nil
}
Beispiel #3
0
func Init(driver string, db string) error {
	if len(db) < 1 {
		return errors.New("database connection string can't be empty")
	}
	log.I("initial database by %s", db)
	t_dbMgr.Init(driver, db, "ebs")
	t_dbMgr.SetMaxOpenConn("ebs", MaxOpenConns)
	return CheckDb(DbConn())
	//	Release()
	//	var err error = nil
	//	csm_db, err = sql.Open(driver, db)
	//	if err != nil {
	//		return err
	//	}
	//	csm_db.SetMaxOpenConns(MaxOpenConns)
	//	return CheckDb(csm_db)
}
Beispiel #4
0
func run(args []string) {
	defer StopSrv()
	cfile := "conf/ebs.properties"
	if len(args) > 1 {
		cfile = args[1]
	}
	fmt.Println("Using config file:", cfile)
	err := conf.Cfg.InitWithFilePath(cfile)
	if err != nil {
		fmt.Println(err.Error())
		return
	}
	uap_conf.Cfg = conf.Cfg

	//init js conf
	conf.JsConf()

	log.I("Config:\n%v", conf.Cfg.Show())
	//test connect
	if len(conf.DbConn()) < 1 {
		fmt.Println("DB_CONN is not exist in config")
		return
	}

	// uri := "mongodb://*****:*****@192.168.2.30:27017/fs"
	// dbName := "fs"
	//	err = trak.DbInit(conf.TRACE_DB_CONN(), conf.TRACE_DB())
	//	if err != nil {
	//		panic(fmt.Sprintf("connect mongodb err %v", err.Error()))
	//	}

	dbMgr.Init("mysql", conf.DbConn())
	uap.InitDb(dbMgr.DbConn)
	usr.CheckUcs(dbMgr.DbConn())

	if err := nets.RedirectLog(conf.LOG_ADDR(), conf.LOG_PORT(), conf.LOG_KEY(), true); err != nil {
		fmt.Println("remote log error:", err)
	}
	sinfo := `{"description": "ebs接口文档",
    "version": "1.0.0",
    "title": "ebs接口文档"
    }`
	infoParse := map[string]interface{}{}
	json.Unmarshal([]byte(sinfo), &infoParse)
	go_swagger.NewH().InitSwagger(go_swagger.Swagger{
		SwaggerVersion: "2.0",
		Info:           infoParse,
		Host:           "ebs2.dev.jxzy.com",
		BasePath:       "",
		Schemes:        []string{"http"},
	}).AddTag(go_swagger.Tag{Name: "answer", Description: "作答相关接口"})

	//
	//
	mux := http.NewServeMux()
	mux.Handle("/", NewSrvMux(mux, "", "www"))
	log.D("running server on %s", conf.ListenAddr())
	s := http.Server{Addr: conf.ListenAddr(), Handler: mux}
	err = s.ListenAndServe()
	if err != nil {
		fmt.Println(err)
	}
}