add NoAuth option for extrnal proxies

config.yaml

@@ -8,7 +8,7 @@ listenAddressSingleHTTPFrontend: 0.0.0.0:1337
 # Base url to use for built-in proxy, default is '/'. Can be changed here
 #ProxyBaseURL: /control/
 
-# HTTP Basic authentication
+# Global HTTP Basic authentication
 #AuthUser: user
 #AuthPass: password
 
@@ -92,4 +92,7 @@ actions:
 # Create reverse proxies for given URLs
 #externalproxies:
 #- target: http://localhost:8975
-#  baseurl: /application/
+#  baseurl: /application1/
+#- target: http://localhost:2222
+#  baseurl: /application2/
+#  noauth: true  # exclude from global HTTP authentication if defined in this config

internal/config/config.go

@@ -60,6 +60,7 @@ type AccessControlList struct {
 type ExternalProxy struct {
 	BaseURL string
 	Target 	string
+	NoAuth  bool `default:false`
 }
 
 // Config is the global config used through the whole app.

internal/httpservers/singleFrontend.go

@@ -65,21 +65,21 @@ func StartSingleHTTPFrontend(cfg *config.Config) {
 		}
 	})
 
-	MakeProxy := func (base, target string) {
-		appURL, _ := url.Parse(target)
+	MakeProxy := func (proxy config.ExternalProxy) {
+		log.Info("Setting up external Proxy: " + proxy.BaseURL + " -> " + proxy.Target)
+		appURL, _ := url.Parse(proxy.Target)
 		appProxy := httputil.NewSingleHostReverseProxy(appURL)
-		mux.HandleFunc(base, func(w http.ResponseWriter, r *http.Request) {
-						if (!AuthFunc(w,r)) {
-							return
-						}
-						r.URL.Path = strings.Replace(r.URL.Path,base,"/",1)
-						appProxy.ServeHTTP(w, r)
+		mux.HandleFunc(proxy.BaseURL, func(w http.ResponseWriter, r *http.Request) {
+										if (!proxy.NoAuth && !AuthFunc(w,r)) {
+												return
+										}
+										r.URL.Path = strings.Replace(r.URL.Path,proxy.BaseURL,"/",1)
+										appProxy.ServeHTTP(w, r)
 		})
 	}
 
 	for _, extproxy := range cfg.ExternalProxies {
-		log.Info("Setting up external Proxy: " + extproxy.BaseURL + " -> " + extproxy.Target)
-		MakeProxy(extproxy.BaseURL, extproxy.Target)
+			MakeProxy(extproxy)
 	}
 
 	srv := &http.Server{