fix IPv6 ranges

docker-compose.yml

@@ -11,7 +11,7 @@ services:
       # - PASSWORD=foobar123
       # - WG_PORT=51820
       # - WG_DEFAULT_ADDRESS=10.8.0.x
-      # - WG_DEFAULT_ADDRESS6=fd42:beef::x
+      # - WG_DEFAULT_ADDRESS6=fd00::cafe:x
       # - WG_DEFAULT_DNS=1.0.0.1
       # - WG_DEFAULT_DNS6=2606:4700:4700::1001
       # - WG_MTU=1420
@@ -22,7 +22,7 @@ services:
     networks:
       wg:
         ipv4_address: 10.42.42.42
-        ipv6_address: fd00:42::42
+        ipv6_address: fd00::2a
     volumes:
       - .:/etc/wireguard
     ports:
@@ -47,4 +47,4 @@ networks:
       driver: default
       config:
         - subnet: 10.42.42.0/24
-        - subnet: fd00:42::/120
+        - subnet: fd00::0/120

src/config.js

@@ -11,7 +11,7 @@ module.exports.WG_PORT = process.env.WG_PORT || 51820;
 module.exports.WG_MTU = process.env.WG_MTU || null;
 module.exports.WG_PERSISTENT_KEEPALIVE = process.env.WG_PERSISTENT_KEEPALIVE || 0;
 module.exports.WG_DEFAULT_ADDRESS = process.env.WG_DEFAULT_ADDRESS || '10.8.0.x';
-module.exports.WG_DEFAULT_ADDRESS6 = process.env.WG_DEFAULT_ADDRESS6 || 'fd80:cafe::x';
+module.exports.WG_DEFAULT_ADDRESS6 = process.env.WG_DEFAULT_ADDRESS6 || 'fd00::cafe:x';
 module.exports.WG_DEFAULT_DNS = typeof process.env.WG_DEFAULT_DNS === 'string'
   ? process.env.WG_DEFAULT_DNS
   : '1.1.1.1';
@@ -25,7 +25,7 @@ iptables -t nat -A POSTROUTING -s ${module.exports.WG_DEFAULT_ADDRESS.replace('x
 iptables -A INPUT -p udp -m udp --dport 51820 -j ACCEPT;
 iptables -A FORWARD -i wg0 -j ACCEPT;
 iptables -A FORWARD -o wg0 -j ACCEPT;
-ip6tables -t nat -A POSTROUTING -s ${module.exports.WG_DEFAULT_ADDRESS6.replace('x', '')}/120 -o eth0 -j MASQUERADE;
+ip6tables -t nat -A POSTROUTING -s ${module.exports.WG_DEFAULT_ADDRESS6.replace('x', '0')}/120 -o eth0 -j MASQUERADE;
 ip6tables -A INPUT -p udp -m udp --dport 51820 -j ACCEPT;
 ip6tables -A FORWARD -i wg0 -j ACCEPT;
 ip6tables -A FORWARD -o wg0 -j ACCEPT;