Esempio n. 1
0
func (a *Attacker) hit(tr Targeter, tm time.Time) *Result {
	var (
		res = Result{Timestamp: tm}
		tgt Target
		err error
	)

	defer func() {
		res.Latency = time.Since(tm)
		if err != nil {
			res.Error = err.Error()
		}
	}()

	if err = tr(&tgt); err != nil {
		return &res
	}

	req, err := tgt.Query()
	if err != nil {
		return &res
	}

	/*
		a.cnn, err = sql.Open("mysql", a.dsn)
		if err != nil {
			res.Code = 500
			res.Error = err.Error()
			return &res
		}
		defer a.cnn.Close()
		a.cnn.SetMaxIdleConns(a.maxIdleConns)
		a.cnn.SetMaxOpenConns(a.maxOpenConns)
	*/
	//log.Printf("query:%s", req)

	var r *sql.Rows
	if a.persistent {
		r, err = a.cnn.Query(req)
	} else {
		var cnn *sql.DB
		cnn, err = sql.Open("mysql", a.dsn)
		cnn.SetMaxIdleConns(0)
		cnn.SetMaxOpenConns(1)
		cnn.SetConnMaxLifetime(1 * time.Nanosecond)
		if err != nil {
			res.Code = 500
			res.Error = err.Error()
			return &res
		}
		r, err = cnn.Query(req)
	}
	if err != nil {
		// ignore redirect errors when the user set --redirects=NoFollow
		if a.redirects == NoFollow && strings.Contains(err.Error(), "stopped after") {
			err = nil
		}
		return &res
	}
	defer r.Close()
	num := 0
	for r.Next() {
		num++
		/*
			var id interface{}
				if err := r.Scan(&id); err != nil {
					res.Code = 501
					res.Error = err.Error()
					res.Error = fmt.Sprintf("row scan err:%s: query:%s", err.Error(), req)
					return &res
				}
		*/
	}
	//fmt.Fprintf(os.Stderr, "%d,", num)
	res.BytesIn = 0
	res.BytesOut = 0

	err = r.Err()

	if err == nil {
		if num == 0 {
			res.Code = 201
		} else {
			res.Code = 200
		}
	} else {
		res.Code = 500
		res.Error = fmt.Sprintf("%s: query:%s", err.Error(), req)
	}
	return &res
}