====== Auto-Lock X11 ======


===== Urls =====

  * [[http://john.nachtimwald.com/2010/07/25/yubikey-auto-lock-in-gnome/]]
  * [[http://thomas.duboucher.free.fr/index.php?post/2011/04/Utilisation-avanc%C3%A9e-d-une-Yubikey-sous-Linux-%28Partie-I%29]]
Il faut coupler cela aux scripts plus bas... (source a redefinir !!!)

===== Scripts =====


==== Lock ====

<xtermrtf>
adlp@wurzel:/usr/local/bin$ cat gnome-screensaver-lock 
#!/bin/sh

getXuser() {
        user=`finger| grep -m1 ":$displaynum " | awk '{print $1}'`

        if [ x"$user" = x"" ]; then
                user=`finger| grep -m1 ":$displaynum" | awk '{print $1}'`
        fi
        if [ x"$user" != x"" ]; then
                userhome=`getent passwd $user | cut -d: -f6`
                export XAUTHORITY=$userhome/.Xauthority
        else
                export XAUTHORITY=""
        fi
}

for x in /tmp/.X11-unix/*; do
    displaynum=`echo $x | sed s#/tmp/.X11-unix/X##`
    getXuser
    if [ x"$XAUTHORITY" != x"" ]; then
        # extract current state
   export DISPLAY=":$displaynum"
    fi
done

logger "YubiKey Removed - Locking Workstation"
su $user -c "/usr/bin/gnome-screensaver-command --lock"
</xtermrtf>
==== Unlock ====

<xtermrtf>
adlp@wurzel:/usr/local/bin$ cat gnome-screensaver-unlock 
#!/bin/sh

getXuser() {
        user=`finger| grep -m1 ":$displaynum " | awk '{print $1}'`

        if [ x"$user" = x"" ]; then
                user=`finger| grep -m1 ":$displaynum" | awk '{print $1}'`
        fi
        if [ x"$user" != x"" ]; then
                userhome=`getent passwd $user | cut -d: -f6`
                export XAUTHORITY=$userhome/.Xauthority
        else
                export XAUTHORITY=""
        fi
}

for x in /tmp/.X11-unix/*; do
    displaynum=`echo $x | sed s#/tmp/.X11-unix/X##`
    getXuser
    if [ x"$XAUTHORITY" != x"" ]; then
        # extract current state
   export DISPLAY=":$displaynum"
    fi
done

logger "YubiKey Inserted - Unlocking Workstation"
su $user -c "/usr/bin/gnome-screensaver-command --poke"
adlp@wurzel:/usr/local/bin$ 
</xtermrtf>
===== Action! =====
<xtermrtf>
adlp@wurzel:/usr/local/bin$ cat /etc/udev/rules.d/85-yubikey.rules 
ACTION=="remove", ENV{ID_VENDOR}=="Yubico", RUN+="/usr/local/bin/gnome-screensaver-lock"
ACTION=="add", ENV{ID_VENDOR}=="Yubico", RUN+="/usr/local/bin/gnome-screensaver-unlock"
</xtermrtf>