From 6ef195c8674defc30bc57bd5a87f893b68717b7b Mon Sep 17 00:00:00 2001
From: HgO <hgo@batato.be>
Date: Sat, 18 Nov 2023 21:45:01 +0100
Subject: [PATCH] check if nat not already set before applying nat rule

---
 conf/openvpn_90-hotspot | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/conf/openvpn_90-hotspot b/conf/openvpn_90-hotspot
index 2808892..f4d5fc5 100644
--- a/conf/openvpn_90-hotspot
+++ b/conf/openvpn_90-hotspot
@@ -25,7 +25,9 @@ if systemctl is-active __SERVICE_NAME__; then
     unset_nat "${old_gateway_interface}"
   fi
 
-  set_nat "${new_gateway_interface}"
+  if [[ -n "$new_gateway_interface" ]] && ! is_nat_set $new_gateway_interface; then
+    set_nat "${new_gateway_interface}"
+  fi
 
   ynh_app_setting_set --app=__APP__ --key=gateway_interface --value="${new_gateway_interface}"
 fi