From 0afedf0dcf748c7aec50ca74342892c9f93ffce9 Mon Sep 17 00:00:00 2001
From: Jonatan Schlag <jonatan.schlag@ipfire.org>
Date: Wed, 5 Jul 2017 16:19:46 +0200
Subject: [PATCH] zone: new function zone_config_get_new_id

This functions is needed to implement the new id feature
described in #11405

Signed-off-by: Jonatan Schlag <jonatan.schlag@ipfire.org>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---
 src/functions/functions.zone | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/functions/functions.zone b/src/functions/functions.zone
index f321c2d3..b44d3b5e 100644
--- a/src/functions/functions.zone
+++ b/src/functions/functions.zone
@@ -992,6 +992,24 @@ zone_configs_list() {
 	done
 }
 
+zone_config_get_new_id() {
+	# This functions returns the next free id for a zone
+
+	assert [ $# -eq 1 ]
+	local zone=${1}
+
+	local zone_path=$(zone_dir ${zone})
+	local i=0
+
+	while true; do
+		if [ ! -f ${zone_path}/configs/*.${i} ]; then
+			echo "${i}"
+			return ${EXIT_OK}
+		fi
+		(( i++ ))
+	done
+}
+
 zone_config_get_hook() {
 	assert [ $# -eq 2 ]
 
-- 
2.39.2