http

var (
	ErrRetryNeeded      = errors.New("req need retry")
	ErrAbnormalRespCode = errors.New("abnormal resp code")
)

var (
	ErrIllegalParam = errors.New("param is illegal")
)

var ShouldRetry = func(code int, err error) bool {
	urlErr, ok := err.(*url.Error)
	if ok && urlErr.Timeout() {
		return true
	}

	if err == nil {
		return false
	}

	if strings.Contains(err.Error(), "use of closed network connection") {
		return true
	}

	if strings.Contains(err.Error(), "connection reset by peer") {
		return true
	}

	return false
}