Simple service, starting perl script + autostart in Ubuntu

nano /etc/init.d/script.sh
#!/bin/sh
perl /path/to/foobar.pl

chmod +x /etc/init.d/script.sh

sudo update-rc.d script.sh defaults

https://superuser.com/questions/154948/how-can-i-run-a-perl-script-automatically-after-a-ubuntu-server-has-booted-up/1200204