Automated User Management with Expect

“At the large school in Mexico where I’m employed as a system
manager, I proposed (and got) a Linux server to replace an old
Windows 2000 file server and domain controller for the alumni. I
then was faced with the task of adding 3,000 users to this new
CentOS 5 server. I wasn’t about to add thousands of users and their
passwords one by one to the new Samba primary domain controller
(PDC) system. With a little help from OpenOffice.org Calc, a
utility called Expect, and shell scripts, I automated the

“I previously set up Samba as the PDC, added groups, and
configured the firewall–all the basics–before I began the task of
adding users…”