A customizable script for Linux to connect to the ETHZ vpn using openconnect
Install the openconnect package using your packet manager like apt or pacman
Then place the ethz-vpn shell script file in your /bin/ Directory
Put your password in the file /secrets/ethzvpnpass.secret
Put your OTP Token (2FA) in the file /secrets/ethzvpntoken.secret
Alternatively choose any location and edit the shell script.
Alternatively to providing the token secret, you can edit the Script: line 7: remove --token-mode=totp --token-secret=sha1:base32:$TOKEN, remove line 10 and 4. With this option you will be prompted for your OTP token each time you connect.
Make sure the filepermissions for the secret files are chmod og-rwx /secrets/*.secret, and that the files are owned by chown root:root /secrets/*.secret
Edit the ethz-vpn shell script, and change your username on line 7 to match your ETH-Kürzel
Make sure the filepermissions for the ethz-vpn shell script are chmod a+x /bin/ethz-vpn, and that the files are owned by chown root:root /bin/ethz-vpn
Restart your shell to load the new command using exec bash
ethz-vpn [Option] Whereby [Option]: connect,c to Connect disconnect, dc, d to Disconnect
If you'd like to contribute, you could add an bash completion script (https://iridakos.com/programming/2018/03/01/bash-programmable-completion-tutorial).