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Puppet 4 Essentials, Second Edition

You're reading from   Puppet 4 Essentials, Second Edition Acquire skills to manage your IT infrastructure effectively with Puppet

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Product type Paperback
Published in Dec 2015
Publisher
ISBN-13 9781785881107
Length 246 pages
Edition 2nd Edition
Tools
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Authors (2):
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Felix Frank Felix Frank
Author Profile Icon Felix Frank
Felix Frank
Martin Alfke Martin Alfke
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Martin Alfke
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Table of Contents (10) Chapters Close

Preface 1. Writing Your First Manifests FREE CHAPTER 2. The Master and Its Agents 3. A Peek under the Hood – Facts, Types, and Providers 4. Modularizing Manifests with Classes and Defined Types 5. Extending Your Puppet Infrastructure with Modules 6. Leveraging the Full Toolset of the Language 7. New Features from Puppet 4 8. Separating Data from Code Using Hiera Index

Chapter 6. Leveraging the Full Toolset of the Language

After our in-depth discussions on both, the manifest structure elements (class and define) and encompassing structure (modules), you are in a great position to write manifests for all of your agents. Make sure that you get Forge modules that will do your work for you. Then, go ahead and add site-specific modules that supply composite classes for the node blocks to be used, or rather, included.

These concepts are quite a bit to take in. It's now time to decelerate a bit, lean back, and tackle simpler code structures and ideas. You are about to learn some techniques that you are not going to need every day. They can make difficult scenarios much easier, though. So, it might be a good idea to come back to this chapter again after you have spent some time in the field. You might find that some of your designs can be simplified with these tools.

Specifically, these are the techniques that will be presented:

  • Templating dynamic...
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