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Mastering Chef

You're reading from   Mastering Chef Build, deploy, and manage your IT infrastructure to deliver a successful automated system with Chef in any environment

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Product type Paperback
Published in Jun 2015
Publisher
ISBN-13 9781783981564
Length 374 pages
Edition 1st Edition
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Author (1):
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Mayank Joshi Mayank Joshi
Author Profile Icon Mayank Joshi
Mayank Joshi
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Table of Contents (15) Chapters Close

Preface 1. Introduction to the Chef Ecosystem FREE CHAPTER 2. Knife and Its Associated Plugins 3. Chef and Ruby 4. Controlling Access to Resources 5. Starting the Journey to the World of Recipes 6. Cookbooks and LWRPs 7. Roles and Environments 8. Attributes and Their Uses 9. Ohai and Its Plugin Ecosystem 10. Data Bags and Templates 11. Chef API and Search 12. Extending Chef 13. (Ab)Using Chef Index

Test-driven development with Chef

As we are trying to specify our infrastructure as code, it would be prudent of us to take some good stuff from devs practices and incorporate them into our coding practices. The following figure illustrates a few such ideas:

Test-driven development with Chef

Ops:

  • TDD: Test-Driven Development
  • CI: Continuous Integration
  • CD: Continuous Delivery/Deployment

Development without TDD

The usual practice followed by operations people can be understood from this flow chart:

Development without TDD

Development with TDD

With TDD practices in use, the following is how the development cycle looks:

Development with TDD

With TDD, the tests are an integral part of the development phase and either tests are written even before the code is written, or they are written alongside the code. So, whether you are building a new feature or fixing a bug, you'll always be writing test cases and running them continuously to ensure that things are behaving as intended. This is a habit that needs to be cultivated, and the following are the steps you need to take to...

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