Function OptimisticHTTPProxyDialerFromURL

dialer/optimistic.go:36–75

(u *url.URL, next xproxy.Dialer)

}

func OptimisticHTTPProxyDialerFromURL(u *url.URL, next xproxy.Dialer) (xproxy.Dialer, error) {
	host := u.Hostname()
	port := u.Port()

	var (
		tlsConfig  *tls.Config
		tlsFactory func(net.Conn, *tls.Config) net.Conn
		err        error
	)
	switch strings.ToLower(u.Scheme) {
	case "http+optimistic":
		if port == "" {
			port = "80"
		}
	case "https+optimistic":
		if port == "" {
			port = "443"
		}
		tlsConfig, err = tlsutil.TLSConfigFromURL(u)
		if err != nil {
			return nil, fmt.Errorf("TLS configuration failed: %w", err)
		}
		tlsFactory, err = tlsutil.TLSFactoryFromURL(u)
		if err != nil {
			return nil, fmt.Errorf("TLS configuration failed: %w", err)
		}
	default:
		return nil, errors.New("unsupported proxy type")
	}

	address := net.JoinHostPort(host, port)

	return &OptimisticHTTPProxyDialer{
		address:    address,
		tlsConfig:  tlsConfig,
		tlsFactory: tlsFactory,
		userinfo:   u.User,
		next:       MaybeWrapWithContextDialer(next),
	}, nil
}

func (d *OptimisticHTTPProxyDialer) Dial(network, address string) (net.Conn, error) {
	return d.DialContext(context.Background(), network, address)