From 2f718c72a51850f3ab1af8d93a381b594fb2c825 Mon Sep 17 00:00:00 2001
From: Sebastien Douheret <sebastien.douheret@iot.bzh>
Date: Wed, 24 Jan 2018 15:18:04 +0100
Subject: [PATCH] Fixed crach when no XDS Server connected.

Signed-off-by: Sebastien Douheret <sebastien.douheret@iot.bzh>
---
 main.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/main.go b/main.go
index 72a9d22..668738c 100644
--- a/main.go
+++ b/main.go
@@ -389,6 +389,9 @@ func XdsConnInit(ctx *cli.Context) error {
 	if err := XdsConfigGet(&xdsConf); err != nil {
 		return cli.NewExitError("ERROR while getting XDS config: "+err.Error(), 1)
 	}
+	if len(xdsConf.Servers) < 1 {
+		return cli.NewExitError("No XDS Server connected", 1)
+	}
 	svrCfg := xdsConf.Servers[XdsServerIndexGet()]
 	if (serverURL != "" && svrCfg.URL != serverURL) || !svrCfg.Connected {
 		Log.Infof("Update XDS Server config: serverURL=%v, svrCfg=%v", serverURL, svrCfg)
-- 
2.16.6