vpn

#!/usr/local/bin/bash

function connect_to_dc(){
    #keepalive seems to be ignored -> vpn-connect script needs to be understood
    #sudo ./vpn-connect -b "$1" --keepalive=30,3
    sudo ./vpn-connect -b "$1"
}

function test_connectivity_for(){
    case "$1" in
        dc01|dc02) openconnect_process="remote.$1";;
        *) openconnect_process="remote.dc0";;
    esac
    vpn_status=$(pgrep -f $openconnect_process &>/dev/null; echo $?)
    return "$vpn_status"
}

function vpn_connection_status(){
    for dc in dc01 dc02; do
        echo "checking $dc"
        if test_connectivity_for "$dc"; then
            echo "$dc is connected"
        else
            echo "$dc is not connected"
        fi
    done
    exit 0
}

function stop_vpn_connections(){
    sudo pkill SIGINT openconnect
    exit 0
}
function usage(){
    echo "RTFM..."
    exit 0
}

onepassword_account= #put your onepassword account name here

#turn off vpn
case "$1" in
    disconnect|dc|off|kill|stop) stop_vpn_connections;;
    status|st) vpn_connection_status;;
    '') usage;;
esac

#main loop

eval $(op signin --account $onepassword_account)

for dc in "$@"; do
    if test_connectivity_for "$dc"; then
        echo "$dc already running"
        shift
        continue
    fi
done

for dc in "$@"; do
    case "$dc" in
        dc01) targets="datacenter1";;
        dc02) targets="datacenter2";;
        on)   targets="datacenter1 datacenter2";;
    esac
    for target in $targets; do
        connect_to_dc "$target"
        sleep 2
    done
done

exit 0