About In Part 3 of Building manageable server infrastructures with Puppet, we created our first reusable real-world Puppet module, apache2. In part 4 and following, we will stop using examples and start building a fully featured infrastructure with users and rights management, Nagios monitoring, file servers, load balancers, web servers, databases, VPN, development systems et cetera. Managing user and group accounts through Puppet At the company I work for, I use Puppet to manage the Unix use...