OpenVPN on Ubuntu 18.04
Install and copy configs:
sudo apt update
sudo apt install openvpn
wget -P ~/ https://github.com/OpenVPN/easy-rsa/releases/download/v3.0.4/EasyRSA-3.0.4.tgz
tar zxvf EasyRSA-3.0.4.tgz
cd EasyRSA-3.0.4
cp vars.example vars
vim vars
Set these variables...