Requirements
- Ubuntu 14.04
 - 512 MB RAM
 
Install
curl -sS https://raw.githubusercontent.com/sockeye44/instavpn/master/instavpn.sh | sudo bash
Web UI
Browse at http://IP-ADDRESS:8080
CLI
instavpn list- Show all credentialsinstavpn stat- Show bandwidth statisticsinstavpn psk get- Get pre-shared keyinstavpn psk set <psk>- Set pre-shared keyinstavpn user get <username>- Get passwordinstavpn user set <username> <password>- Set password or create user if not existsinstavpn user delete <username>- Delete userinstavpn user list- List all usersinstavpn web mode [on|off]- Turn on/off web UIinstavpn web set <username> <password>- Set username/password for web UI.
from https://github.com/sockeye44/instavpn