Headless install and configuration of OpenVPN Access Server

init-ovpn.sh

#!/bin/bash
# Originally from https://github.com/Azure/azure-quickstart-templates/blob/master/openvpn-access-server-ubuntu/install_openvpn_access_server.sh

userPassword=$1

# adding official OpeenVPN Access Servere repository
sudo apt update && sudo apt -y install ca-certificates wget net-tools
wget -qO - https://as-repository.openvpn.net/as-repo-public.gpg | sudo apt-key add -
sudo sh -c 'echo "deb http://as-repository.openvpn.net/as/debian bionic main">>/etc/apt/sources.list.d/openvpn-as-repo.list'

# installing the OpenVPN Serve
sudo apt update && sudo apt -y install openvpn-as

# update the password for user openvpn
sudo echo "openvpn:$userPassword"|sudo chpasswd

# configure server network settings
PUBLICIP=$(curl -s ifconfig.me)
sudo apt-get install sqlite3

# Updated to config_local.db because host.name is not stored in config.db
sudo sqlite3 "/usr/local/openvpn_as/etc/db/config_local.db" "update config set value='$PUBLICIP' where name='host.name';"
sudo sqlite3 "/usr/local/openvpn_as/etc/db/config_local.db" "update config set value='10.10.10.0' where name='vpn.daemon.0.client.network';"
sudo sqlite3 "/usr/local/openvpn_as/etc/db/config_local.db" "update config set value='24' where name='vpn.daemon.0.client.netmask_bits';"
sudo sqlite3 "/usr/local/openvpn_as/etc/db/config_local.db" "update config set value='route' where name='vpn.server.routing.private_access';"
sudo sqlite3 "/usr/local/openvpn_as/etc/db/config_local.db" "insert into config values(1,'vpn.server.routing.allow_private_nets_to_clients','true');"

# restart OpenVPN AS service
sudo systemctl restart openvpnas