From 23e31150f949df42f902b833cc2e8058aa77b97a Mon Sep 17 00:00:00 2001 From: randomshell Date: Thu, 2 Jul 2020 10:52:39 +0000 Subject: [PATCH] Add validation for $SERVER_WG_NIC --- wireguard-install.sh | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/wireguard-install.sh b/wireguard-install.sh index 8b0c7e3..f99a521 100644 --- a/wireguard-install.sh +++ b/wireguard-install.sh @@ -66,8 +66,9 @@ function installWireGuard() { SERVER_PUB_NIC="$(ip -4 route ls | grep default | grep -Po '(?<=dev )(\S+)' | head -1)" read -rp "Public interface: " -e -i "$SERVER_PUB_NIC" SERVER_PUB_NIC - SERVER_WG_NIC="wg0" - read -rp "WireGuard interface name: " -e -i "$SERVER_WG_NIC" SERVER_WG_NIC + until [[ "$SERVER_WG_NIC" =~ ^[a-zA-Z0-9_]+$ ]]; do + read -rp "WireGuard interface name: " -e -i wg0 SERVER_WG_NIC + done until [[ "$SERVER_WG_IPV4" =~ ^([0-9]{1,3}\.){3}1$ ]]; do read -rp "Server's WireGuard IPv4 [x.x.x.1]: " -e -i 10.66.66.1 SERVER_WG_IPV4