Book Image

Puppet 5 Cookbook - Fourth Edition

By : Thomas Uphill
Book Image

Puppet 5 Cookbook - Fourth Edition

By: Thomas Uphill

Overview of this book

Puppet is a configuration management system that automates all your IT configurations, giving you control of managing each node. Puppet 5 Cookbook will take you through Puppet's latest and most advanced features, including Docker containers, Hiera, and AWS Cloud Orchestration. Updated with the latest advancements and best practices, this book delves into various aspects of writing good Puppet code, which includes using Puppet community style, checking your manifests with puppet-lint, and learning community best practices with an emphasis on real-world implementation. You will learn to set up, install, and create your first manifests with version control, and also learn about various sysadmin tasks, including managing configuration files, using Augeas, and generating files from snippets and templates. As the book progresses, you'll explore virtual resources and use Puppet's resource scheduling and auditing features. In the concluding chapters, you'll walk through managing applications and writing your own resource types, providers, and external node classifiers. By the end of this book, you will have learned to report, log, and debug your system.
Table of Contents (16 chapters)
Title Page
Packt Upsell

Chapter 1. Puppet Language and Style

We will cover the following recipes in this chapter:

  • Adding a resource to a node
  • Using facter to describe a node
  • Using Puppet facts
  • Installing a package before starting a service
  • Installing, configuring, and starting a service
  • Using community Puppet style
  • Installing Puppet
  • Creating a manifest
  • Checking your manifests with Puppet-lint
  • Making modules
  • Using standard naming conventions
  • Using in-line templates
  • Iterating over multiple terms
  • Writing powerful conditional statements
  • Using regular expressions in if statements
  • Using selectors and case statements
  • Using the in operator
  • Using regular expression substitutions
  • Puppet 5 changes
  • Puppet 4/5 Changes