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
Credits
About the Author
Acknowledgments
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
Index

Summary


In this chapter, we've examined some of the problems associated with software deployment, some of the options for solving them, and the advantages of the container solution. We've briefly introduced the basics of container technology and Docker, in particular, and seen that containers are another kind of configuration management problem which Puppet can help solve.

We've installed the docker_platform module, and used it to set up Docker on our VM, and build and run simple Docker containers. We've seen how to automatically rebuild the container image when the underlying Dockerfile changes, and how to use Puppet to configure a Dockerfile dynamically at build time.

We've introduced the topic of persistent storage for containers, including host-mounted volumes and Docker volumes, and how to manage these with Puppet. We've set up a Docker network with two communicating containers exchanging data over network ports.

We've looked at the advantages and disadvantages of running Puppet inside...