local, _ := time.LoadLocation("Local")
    starttime, _ := time.ParseInLocation("2006-01-02 15:04:05", "2017-10-23 15:01:01", local)
    endtime, _ := time.ParseInLocation("2006-01-02 15:04:05", "2017-10-24 15:05:01", local)
    now := time.Now()
    fmt.Println(now)
    fmt.Println(endtime, endtime.After(now))
    fmt.Println(starttime, starttime.Before(now))

2017-11-23 00:55:31.184488 +0800 CST
2017-10-24 15:05:01 +0800 CST false
2017-10-23 15:01:01 +0800 CST true