Fix IPTables config over IPv6 SSH connections

2021-06-02 20:10:13 +00:00
parent 980432dc43
commit b74964572e
1 changed files with 5 additions and 1 deletions
@@ -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