openvpn-dockerfile

Dockerfile for OpenVPN server on Alpine Linux

Features

• Automatic creation of a configuration file
• Support ECDSA and AES-GCM

Build

$ docker build -t grffio/openvpn .

• Supported Args: OPENVPN_VER=, EASYRSA_VER=

Quick Start

$ docker run --name openvpn -d -p 1194:1194/tcp                     \
             -v /dir-to-cert:/etc/openvpn/certs --cap-add=NET_ADMIN \
             grffio/openvpn

• Supported Environment variables:

  • OVPN_PROTO - Protocol to use when connecting with the remote, tcp or udp (default: tcp)
  • OVPN_NETWORK - The network that will be used the VPN, subnet 255.255.255.0 (default: 10.36.54.0)
  • OVPN_MAXCL - Limit the number of concurrent clients (default: 2)
  • OVPN_SERVERCN - The CN that will be used to generate the certificate (default: example.com)
  • OVPN_DEBUG - The verbosity "9" of OpenVPN's logs (default: false)

• Exposed Ports:

  • 1194/tcp 1194/udp

Client configuration will be available in logs.

An example how to use with docker-compose shadownet-compose