wireguard-setup/scripts/inner.sh

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#!/usr/bin/env bash
ip link add veth-inner type veth peer name veth-outer
ip link set dev veth-outer netns default
ip link set dev veth-inner master mynet0
ip link set dev veth-inner up
ip link set dev mynet0 up
ip link set dev veth-inner up
wg setconf vpn /snacks/wireguard/wg.conf
ip link set dev vpn up
ip addr flush dev vpn
ip route flush dev vpn
echo ${VPN_IPV4_ADDRESS}
echo ${VPN_IPV6_ADDRESS}
ip addr add ${VPN_IPV4_ADDRESS} dev vpn
ip addr add ${VPN_IPV6_ADDRESS} dev vpn
if [ -z ${OUTER_ROUTE_V4+x} ]
then
ip -4 route add "${OUTER_ROUTE_V4}" via "${OUTER_GATEWAY_V4}"
fi
if [ -z ${OUTER_ROUTE_V6+x} ]
then
ip -6 route add "${OUTER_ROUTE_V6}" via "${OUTER_GATEWAY_V6}"
fi
ip -4 route add default dev vpn
ip -6 route add default dev vpn