fix: logging actual client ip; better handling netname not found

main.go

@@ -63,7 +63,7 @@ func LoggerMiddleware(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		recorder := &responseRecorder{w, http.StatusOK, 0}
 		next.ServeHTTP(recorder, r)
-		log.Printf("INFO:\t%s - %q %s %d %s\n", r.RemoteAddr, r.Method, r.RequestURI, recorder.status, http.StatusText(recorder.status))
+		log.Printf("INFO:\t%s - %q %s %d %s\n", r.Header.Get("X-Forwarded-For"), r.Method, r.RequestURI, recorder.status, http.StatusText(recorder.status))
 	})
 }
 
@@ -153,8 +153,9 @@ func handleCampusCheck(res http.ResponseWriter, req *http.Request) {
 			res.WriteHeader(http.StatusUnauthorized)
 		}
 	} else {
-		fmt.Println("Netname not found in the whois response.")
+		fmt.Println("[NETNAME NOT FOUND]")
 		response["is_inside_kgp"] = false
+		res.WriteHeader(http.StatusUnauthorized)
 	}
 
 	res.Header().Set("Content-Type", "application/json")