#!/usr/bin/dumb-init /bin/bash set -euxo pipefail mkdir -p /dev/net [ -c /dev/net/tun ] || mknod /dev/net/tun c 10 200 [ -f /etc/openvpn/dh2048.pem ] || openssl dhparam -out /etc/openvpn/dh2048.pem 2048 exec openvpn "$@"