OpenVPN Pritunl

https://docs.pritunl.com/docs/repo

cat > /etc/apt/sources.list.d/pritunl.list << EOF
deb https://repo.pritunl.com/unstable/apt $(lsb_release -cs) main
EOF

cat > /etc/apt/sources.list.d/mongodb-org-5.0.list <<EOF
deb http://repo.mongodb.org/apt/debian $(lsb_release -cs)/mongodb-org/5.0 main
EOF

sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com --recv 7568D9BB55FF9E5287D586017AE645C0CF8E292A
wget -qO - https://www.mongodb.org/static/pgp/server-5.0.asc | sudo apt-key add -
sudo apt-get --assume-yes install apt-transport-https
sudo apt-get update
sudo apt-get install -y mongodb-org pritunl
sudo sudo pritunl setup-key
sudo pritunl

GO TO configuration (https://docs.pritunl.com/docs/configuration-5):

https://IP