From: Jonatan Schlag <jonatan.schlag@ipfire.org>
Date: Tue, 4 Jul 2017 15:46:10 +0000 (+0200)
Subject: ipv6-auto: prevent multiple configs for the same zone
X-Git-Tag: 009~197
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=75e02e5887b8c247c266fec40c7f81d0d92961b4;p=network.git

ipv6-auto: prevent multiple configs for the same zone

It is senseless to configure the ipv6-auto hook
multiple times for a zone.

Signed-off-by: Jonatan Schlag <jonatan.schlag@ipfire.org>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/hooks/configs/ipv6-auto b/src/hooks/configs/ipv6-auto
index 44cef48d..c3627975 100644
--- a/src/hooks/configs/ipv6-auto
+++ b/src/hooks/configs/ipv6-auto
@@ -34,6 +34,11 @@ hook_new() {
 	local zone="${1}"
 	shift
 
+	if zone_config_hook_is_configured ${zone} "ipv6-auto"; then
+		log ERROR "You can configure the ipv6-auto hook only once for a zone"
+		return ${EXIT_ERROR}
+	fi
+
 	while read arg; do
 		case "${arg}" in
 			--privacy-extensions=*)