Noxcis 2d5796d161 Added Auto Config Creation
Reimplemented Automatic Wireguard Configuration Generation

Setting global Env Vars via the docker image build is still insecure, better to pass to dashboard before init.
2024-08-23 16:49:54 -05:00

26 lines
901 B
Bash

#!/bin/bash
WIREGUARD_INTERFACE=ADMINS
WIREGUARD_LAN=10.0.0.1/24
MASQUERADE_INTERFACE=eth0
iptables -t nat -I POSTROUTING -o $MASQUERADE_INTERFACE -j MASQUERADE -s $WIREGUARD_LAN
# Add a WIREGUARD_wg0 chain to the FORWARD chain
CHAIN_NAME="WIREGUARD_$WIREGUARD_INTERFACE"
iptables -N $CHAIN_NAME
iptables -A FORWARD -j $CHAIN_NAME
# Accept related or established traffic
iptables -A $CHAIN_NAME -o $WIREGUARD_INTERFACE -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
# Accept traffic from any Wireguard IP address connected to the Wireguard server
iptables -A $CHAIN_NAME -s $WIREGUARD_LAN -i $WIREGUARD_INTERFACE -j ACCEPT
# Allow traffic to the local loopback interface
iptables -A $CHAIN_NAME -o lo -j ACCEPT
# Drop everything else coming through the Wireguard interface
iptables -A $CHAIN_NAME -i $WIREGUARD_INTERFACE -j DROP
# Return to FORWARD chain
iptables -A $CHAIN_NAME -j RETURN