From ecbc1cb9506e816658cf6d8715cf00b65e75cd9e Mon Sep 17 00:00:00 2001
From: Daniil Baturin <daniil@baturin.org>
Date: Mon, 31 Dec 2018 20:04:29 +0100
Subject: T1043: fail commit when multicast VXLAN is configured without the
 link option.

---
 templates/interfaces/vxlan/node.def | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/templates/interfaces/vxlan/node.def b/templates/interfaces/vxlan/node.def
index e8b625e1..70deef60 100644
--- a/templates/interfaces/vxlan/node.def
+++ b/templates/interfaces/vxlan/node.def
@@ -29,6 +29,10 @@ create:
 
   if [ ! $VAR(./group/) == "" ]; then
     VXLAN_GROUP="group $VAR(./group/@)"
+    if [ -z "$VXLAN_DEV" ]; then
+      echo "For multicast VXLAN, link (network interface) must be configured"
+      exit 1
+    fi
   fi
 
   if [ ! $VAR(./remote/) == "" ]; then
-- 
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