Merge pull request #13 from emanuelr93/master

Root Startup fix

README.md

@@ -35,9 +35,13 @@ The server side of [rtty](https://github.com/zhaojh329/rtty)
       -ssl-key string
             keyFile Path
 
-## run
+## run as root (use system credentials)
 
     sudo ./rttys
+    
+## run as normal user (define username and password in config file)
+
+    ./rttys
 
 # Contributing
 If you would like to help making [rttys](https://github.com/zhaojh329/rttys) better,

main.go

@@ -60,8 +60,8 @@ var httpSessions = make(map[string]*HttpSession)
 func main() {
 	cfg := parseConfig()
 
-	if !checkUser() {
-		log.Println("Operation not permitted")
+	if (!checkUser() && cfg.username == "" && cfg.password =="") {
+		log.Println("Operation not permitted. Please start as root or define Username and Password in configuration file")
 		os.Exit(1)
 	}