openvpn docker compose with howto

docker-compose.yml

version: '3.2'
volumes:
  data:
    driver: local
services:
  openvpn:
    cap_add:
     - NET_ADMIN
    image: kylemanna/openvpn
    container_name: openvpn
    ports:
     - "1194:1194/udp"
    restart: always
    volumes:
     - data:/etc/openvpn
  send:
    image: leastauthority/magic-wormhole
    entrypoint:
    - /app/env/bin/wormhole
    - send
    volumes:
     - data:/etc/openvpn
    working_dir: /etc/openvpn

# copy and modified from
# https://github.com/kylemanna/docker-openvpn/blob/master/docs/docker-compose.md
# =============================
# 
# init:
# docker-compose run --rm openvpn ovpn_genconfig -u udp://VPN.SERVERNAME.COM
# docker-compose run --rm openvpn ovpn_initpki
#
# up:
# docker-compose up -d openvpn
#
# generate a client config:
# docker-compose exec openvpn bash
# inside container:
#   easyrsa build-client-full CLIENTNAME [nopass] # generate client key, will prompt for some info
#   ovpn_getclient CLIENTNAME > /etc/openvpn/CLIENTNAME.ovpn # generate client config
#   exit
#
# send the key using magic-wormhole:
# docker-compose run --rm send CLIENTNAME.ovpn
#
# to receive the .ovpn file on the client, please refer to https://github.com/warner/magic-wormhole