feat: add multiple hosts rounting capabilities

internal/config.go

@@ -118,7 +118,7 @@ func initConfig(configFile string) {
 		configFile = GetConfigPaths()
 	}
 	conf := &GatewayConfig{
-		Version: util.Version,
+		Version: util.ConfigVersion,
 		GatewayConfig: Gateway{
 			WriteTimeout:                 15,
 			ReadTimeout:                  15,
@@ -165,7 +165,7 @@ func initConfig(configFile string) {
 				},
 				{
 					Name:        "Hostname example",
-					Host:        "http://example.localhost",
+					Hosts:       []string{"example.com", "example.localhost"},
 					Path:        "/",
 					Destination: "https://example.com",
 					Rewrite:     "/",

internal/route.go

@@ -197,14 +197,16 @@ func (gatewayServer GatewayServer) Initialize() *mux.Router {
 			router := r.PathPrefix(route.Path).Subrouter()
 			// Apply route Cors
 			router.Use(CORSHandler(route.Cors))
-			if route.Host != "" {
-				router.Host(route.Host).PathPrefix("").Handler(proxyRoute.ProxyHandler())
+			if len(route.Hosts) > 0 {
+				for _, host := range route.Hosts {
+					router.Host(host).PathPrefix("").Handler(proxyRoute.ProxyHandler())
+				}
 			} else {
 				router.PathPrefix("").Handler(proxyRoute.ProxyHandler())
 			}
 		} else {
 			logger.Error("Error, path is empty in route %s", route.Name)
-			logger.Debug("Route path ignored: %s", route.Path)
+			logger.Error("Route path ignored: %s", route.Path)
 		}
 	}
 	// Apply global Cors middlewares

internal/types.go

@@ -131,12 +131,14 @@ type MiddlewareName struct {
 
 // Route defines gateway route
 type Route struct {
+	// Path defines route path
+	Path string `yaml:"path"`
 	// Name defines route name
 	Name string `yaml:"name"`
 	//Host Domain/host based request routing
-	Host string `yaml:"host"`
-	// Path defines route path
-	Path string `yaml:"path"`
+	//Host  string   `yaml:"host"`
+	//Hosts Domains/hosts based request routing
+	Hosts []string `yaml:"hosts"`
 	// Rewrite rewrites route path to desired path
 	//
 	// E.g. /cart to / => It will rewrite /cart path to /

util/constants.go

@@ -15,6 +15,8 @@ import (
 
 var Version string
 
+const ConfigVersion = "1.0"
+
 func VERSION(def string) string {
 	build := os.Getenv("VERSION")
 	if build == "" {