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
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