From b74964572e527baced52244f41266a3c1592b7b2 Mon Sep 17 00:00:00 2001
From: Philipp <gitlab@feyo.pw>
Date: Wed, 2 Jun 2021 20:10:13 +0000
Subject: [PATCH] Fix IPTables config over IPv6 SSH connections

---
 scripts/subinstallers/iptables.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/scripts/subinstallers/iptables.sh b/scripts/subinstallers/iptables.sh
index ba7784e..251f8b5 100755
--- a/scripts/subinstallers/iptables.sh
+++ b/scripts/subinstallers/iptables.sh
@@ -47,7 +47,11 @@ sudo iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
 if [ ! -z "${SSH_CLIENT}" ]; then
     SSH_SRC=$(echo $SSH_CLIENT | awk '{print $1}')
     SSH_PRT=$(echo $SSH_CLIENT | awk '{print $3}')
-    sudo iptables -A INPUT -p tcp -s $SSH_SRC --dport $SSH_PRT -j ACCEPT
+    if [[ $SSH_SRC =~ .*:.* ]]; then
+        sudo ip6tables -A INPUT -p tcp -s $SSH_SRC --dport $SSH_PRT -j ACCEPT
+    else
+        sudo iptables -A INPUT -p tcp -s $SSH_SRC --dport $SSH_PRT -j ACCEPT
+    fi
 fi
 
 # docker rules