Method makeRedirRoute

modules/caddyhttp/autohttps.go:544–575

(redirToPort uint, matcherSet MatcherSet)

}

func (app *App) makeRedirRoute(redirToPort uint, matcherSet MatcherSet) Route {
	redirTo := "https://{http.request.host}"

	// since this is an external redirect, we should only append an explicit
	// port if we know it is not the officially standardized HTTPS port, and,
	// notably, also not the port that Caddy thinks is the HTTPS port (the
	// configurable HTTPSPort parameter) - we can't change the standard HTTPS
	// port externally, so that config parameter is for internal use only;
	// we also do not append the port if it happens to be the HTTP port as
	// well, obviously (for example, user defines the HTTP port explicitly
	// in the list of listen addresses for a server)
	if redirToPort != uint(app.httpPort()) &&
		redirToPort != uint(app.httpsPort()) &&
		redirToPort != DefaultHTTPPort &&
		redirToPort != DefaultHTTPSPort {
		redirTo += ":" + strconv.Itoa(int(redirToPort))
	}

	redirTo += "{http.request.uri}"
	return Route{
		MatcherSets: []MatcherSet{matcherSet},
		Handlers: []MiddlewareHandler{
			StaticResponse{
				StatusCode: WeakString(strconv.Itoa(http.StatusPermanentRedirect)),
				Headers: http.Header{
					"Location": []string{redirTo},
				},
				Close: true,
			},
		},
	}
}

func httpsRRALPNs(srv *Server) []string {
	alpn := make(map[string]struct{}, 3)