#!/usr/bin/expect

set username "mstiborsky\r"
set config "/etc/openvpn/client/zonky.conf"
set vpn_oauth_token [exec ykman oath code -s vpn]

spawn openvpn --config $config --auth-user-pass
expect "Enter Auth Username:"
send $username
expect "Enter Auth Password:"
send $vpn_oauth_token
send "\r"
interact