From 56a72844ef4d6bf03b87fbca0950f7484649b74b Mon Sep 17 00:00:00 2001
From: juliangaal <gjulian@uos.de>
Date: Sun, 22 Nov 2020 19:04:04 +0100
Subject: [PATCH] require SERVER_WG_NIC shorter than 16 chars as well

---
 wireguard-install.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wireguard-install.sh b/wireguard-install.sh
index eed5efc..cd0b5e0 100644
--- a/wireguard-install.sh
+++ b/wireguard-install.sh
@@ -79,7 +79,7 @@ function installQuestions() {
 		read -rp "Public interface: " -e -i "${SERVER_NIC}" SERVER_PUB_NIC
 	done
 
-	until [[ ${SERVER_WG_NIC} =~ ^[a-zA-Z0-9_]+$ ]]; do
+	until [[ ${SERVER_WG_NIC} =~ ^[a-zA-Z0-9_]+$ && ${#SERVER_WG_NIC} -lt 16 ]]; do
 		read -rp "WireGuard interface name: " -e -i wg0 SERVER_WG_NIC
 	done