From c6fba800f088ca389bd73386793b5444ef185c22 Mon Sep 17 00:00:00 2001
From: Jernej Jakob <jernej.jakob@gmail.com>
Date: Fri, 1 May 2020 19:51:09 +0200
Subject: tunnel: T2241: make address and bridge membership mutually exclusive

Bridge members should not have any addresses assigned.
---
 src/conf_mode/interfaces-tunnel.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/conf_mode/interfaces-tunnel.py b/src/conf_mode/interfaces-tunnel.py
index 363daaf4f..2ef1017c9 100755
--- a/src/conf_mode/interfaces-tunnel.py
+++ b/src/conf_mode/interfaces-tunnel.py
@@ -535,6 +535,14 @@ def verify(conf):
                 f'"{options["vrf"]}" and bridge {options["bridge"]} '
                 f'at the same time!'))
 
+    # bridge and address check
+    if ( options['bridge']
+            and ( options['addresses-add']
+                or options['ipv6_autoconf'] ) ):
+        raise ConfigError((
+            f'Cannot assign address to interface "{options["name"]}" '
+            f'as it is a member of bridge "{options["bridge"]}"!'))
+
     # source-interface check
 
     if tun_dev and tun_dev not in options['interfaces']:
-- 
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