Openfortivpn bitbar script

vpn.sh

#!/bin/bash 
# Run sudo visudo and whitelist your user, eg
#qasim ALL=(ALL) NOPASSWD: /usr/local/bin/openfortivpn
#qasim ALL=(ALL) NOPASSWD: /usr/bin/killall -2 openfortivpn

VPN_EXECUTABLE=/usr/local/bin/openfortivpn
VPN_EXECUTABLE_PARAMS="-c $HOME/vpn" # Optional
VPN_INTERFACE=ppp0
# Command to determine if VPN is connected or disconnected
VPN_CONNECTED="/sbin/ifconfig | egrep -A1 $VPN_INTERFACE | grep inet"
# Command to run to disconnect VPN
VPN_DISCONNECT_CMD="sudo killall -2 openfortivpn"

case "$1" in
    connect)
        # VPN connection command, should eventually result in $VPN_CONNECTED,
        # may need to be modified for VPN clients other than openconnect
        sudo "$VPN_EXECUTABLE" $VPN_EXECUTABLE_PARAMS &> /dev/null &
        # Wait for connection so menu item refreshes instantly
        until eval "$VPN_CONNECTED"; do sleep 1; done
        ;;
    disconnect)
        eval "$VPN_DISCONNECT_CMD"
        # Wait for disconnection so menu item refreshes instantly
        until [ -z "$(eval "$VPN_CONNECTED")" ]; do sleep 1; done
        ;;
esac