Display help when no arg is set.

diff --git a/main.go b/main.go
index eec23da..090144d 100644 (file)
--- a/main.go
+++ b/main.go
@@ -169,7 +169,10 @@ func main() {
        app.Before = func(ctx *cli.Context) error {
                var err error
 
-               // Don't init anything when user wants help
+               // Don't init anything when no argument or help option is set
+               if ctx.NArg() == 0 {
+                       return nil
+               }
                for _, a := range ctx.Args() {
                        switch a {
                        case "-h", "--h", "-help", "--help":
@@ -254,6 +257,7 @@ func XdsConnInit(ctx *cli.Context) error {
                return cli.NewExitError(errmsg, 1)
        }
        HTTPCli.SetLogLevel(ctx.String("loglevel"))
+       Log.Infoln("HTTP session ID : ", HTTPCli.GetClientID())
 
        // Create io Websocket client
        Log.Debugln("Connecting IO.socket client on ", baseURL)