yubiwatch

yubiwatch

#!/usr/bin/env bash

ENV="$(env)"
if ! grep -q DISPLAY= <<<"$ENV" ; then
  echo dunno what your DISPLAY= is, setting default and crossing fingers
  export DISPLAY=:0
fi

# simple script that watches for a Yubikey being plugged in..
#
# This simply keeps me in the habit of unplugging my key when I leave my desk
#
# when I unplug it my screensaver will lock, works on mint-cinnamon

# my Yubikey shows up as (lsusb) :
#
#             --snip--
# Bus 002 Device 079: ID 1050:0110 Yubico.com 
#             --snip--

while true ; do
  DATA="$(lsusb)"
  if grep -q Yubico.com <<<"$DATA" ; then
      printf 1
    else
      printf 0
      gnome-screensaver-command --lock
  fi
  sleep 1
done