Book Image

Puppet 5 Beginner's Guide - Third Edition

By : John Arundel
Book Image

Puppet 5 Beginner's Guide - Third Edition

By: John Arundel

Overview of this book

Puppet 5 Beginner’s Guide, Third Edition gets you up and running with the very latest features of Puppet 5, including Docker containers, Hiera data, and Amazon AWS cloud orchestration. Go from beginner to confident Puppet user with a series of clear, practical examples to help you manage every aspect of your server setup. Whether you’re a developer, a system administrator, or you are simply curious about Puppet, you’ll learn Puppet skills that you can put into practice right away. With practical steps giving you the key concepts you need, this book teaches you how to install packages and config files, create users, set up scheduled jobs, provision cloud instances, build containers, and so much more. Every example in this book deals with something real and practical that you’re likely to need in your work, and you’ll see the complete Puppet code that makes it happen, along with step-by-step instructions for what to type and what output you’ll see. All the examples are available in a GitHub repo for you to download and adapt for your own server setup.
Table of Contents (21 chapters)
Puppet 5 Beginner's Guide Third Edition
About the Author
About the Reviewer
Customer Feedback


In this chapter, we've gained an understanding of Puppet modules, including an introduction to the Puppet Forge module repository. We've seen how to search for the modules we need and how to evaluate the results, including Puppet Approved and Puppet Supported modules, operating system support, and download count.

We've looked at using the r10k tool to download and manage Puppet modules in your infrastructure and how to specify the modules and versions you need in your Puppetfile. We've worked through detailed examples of using three important Forge modules: puppetlabs/apache, puppetlabs/mysql, and puppet/archive.

Introducing the standard library for Puppet, we've covered the use of ensure_packages() to avoid package conflicts between modules, the file_line resource, which provides line-level editing for config files, and a host of useful functions for manipulating data, as well as looking at the Pry debugger.

To fully understand how modules work, we've developed a simple module from...