Book description
A Guide to managing servers and automation
About This Book
- Breeze through Puppet's key features and performance improvements to bring real advantages to your IT infrastructure
- Discover Puppet best practices to help you avoid common mistakes and pitfalls
- Examples to help you get to grips with Puppet and succeed with everyday IT automation
Who This Book Is For
This book targets experienced IT professionals and new Puppet uses, who will learn all they need to know to go from installation to advanced automation. Get a rapid introduction to the essential topics and learn how to build best practices for advanced automation with Puppet.
What You Will Learn
- Understand declarative configuration management
- Make use of GIT-based deployment workflows
- Extend Factor with secure elements
- Create modular and reusable Puppet code
- Extend your code base with publicly available Puppet modules
- Separate logic from data by using Hiera
- Understand and develop Puppet Roles and Profiles
In Detail
Puppet is a configuration management tool that allows you to automate all your IT configurations, giving you control over what you do to each Puppet Agent in a network, and when and how you do it. In this age of digital delivery and ubiquitous Internet presence, it's becoming increasingly important to implement scaleable and portable solutions, not only in terms of software, but also the system that runs it.
This book gets you started quickly with Puppet and its tools in the right way. It highlights improvements in Puppet and provides solutions for upgrading. It starts with a quick introduction to Puppet in order to quickly get your IT automation platform in place. Then you learn about the Puppet Agent and its installation and configuration along with Puppet Server and its scaling options. The book adopts an innovative structure and approach, and Puppet is explained with flexible use cases that empower you to manage complex infrastructures easily.
Finally, the book will take readers through Puppet and its companion tools such as Facter, Hiera, and R10k and how to make use of tool chains.
Style and approach
This book aims to impart all the knowledge required to tap into not only the basics of Puppet, but also its core. The basic ideas and principles of Puppet-based designs are explored and explained. Sophisticated tools are presented to enable you to use Puppet efficiently and productively.
Table of contents
- Preface
- Writing Your First Manifests
- Puppet Server and Agents
-
A Peek into the Ruby Part of Puppet - Facts, Types, and Providers
- Putting it all together - collecting system information with Facter
- Accessing and using fact values
- Extending Facter with custom facts
- Simplifying things using external facts
- Goals of Facter
- The resource type's life cycle on the agent side
- Command execution control with providers
- Summarizing types and providers
- Summary
- Combining Resources in Classes and Defined Types
-
Combining Classes, Configuration Files, and Extensions into Modules
- The contents of Puppet's modules
- Managing environments
- Building a component module
- Replacing a defined type with a native type
- Enhancing Puppet's system knowledge through facts
- Refining the interface of your module through custom functions
- Making your module portable across platforms
- Finding helpful Forge modules
- Summary
- The Puppet Beginners Advanced Parts
- New Features from Puppet 4 and 5
- Separation of Code and Data with Hiera
- Puppet Roles and Profiles
Product information
- Title: Puppet 5 Essentials - Third Edition
- Author(s):
- Release date: September 2017
- Publisher(s): Packt Publishing
- ISBN: 9781787284715
You might also like
book
Puppet 5 Beginner's Guide - Third Edition
Puppet 5 Beginner’s Guide, Third Edition is a practical guide that gets you up and running …
video
Puppet 6 Essentials
With Puppet, you can configure many servers and automate your IT configuration easily and efficiently. This …
book
Mastering Puppet 5
Leverage Puppet 5 for medium to large scale enterprise deployment. Key Features Use and deploy Puppet …
book
Puppet Cookbook - Third Edition
Jump-start your Puppet deployment using engaging and practical recipes In Detail Puppet is a configuration management …