#!/usr/bin/perl
#Please add the following to your proftpd config file 
#ExtendedLog     /var/log/proftpd/ftp_auth.log AUTH auth
#and
#<IfModule mod_exec.c>
#    ExecEngine on
#    ExecOnConnect "/krebs/filebitch/connect_narf.pli %a"
#</IfModule>

$ip = $ARGV[0];
#I'm very sorry for this regex, but i only wanted it to get _real_ IPv4 Adresses of the log file, not any kind of timestamp bullshit
$ip =~ s/\b(25[0-5]|2[0-4][0-9]|[1]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[1]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[1]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[1]?[0-9][0-9]?)\b//g;
if($ip ne "10.42.0.107"){
#getting some guys sitting next to the Server pissed :)
    system("morse -l 42 -f 2000 $ip");
    system("morse -l 42 -f 3000 \"connected\"");
}
# Uncomment the beep below to play the enterprise connect sound
# system("beep -l 42 -f 2000 -D 42 -n -l 42 -f 3337");