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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

Attribute precedence


Attributes are always applied by the chef-client in the following order:

  1. The default attribute specified in a cookbook attribute file.

  2. The default attribute specified in a recipe.

  3. The default attribute specified in an environment.

  4. The default attribute specified in a role.

  5. The force_default attribute specified in a cookbook attribute file.

  6. The force_default attribute specified in a recipe.

  7. The normal attribute specified in a cookbook attribute file.

  8. The normal attribute specified in a recipe.

  9. The override attribute specified in a cookbook attribute file.

  10. The override attribute specified in a recipe.

  11. The override attribute specified in a role.

  12. The override attribute specified in an environment.

  13. The force_override attribute specified in a cookbook attribute file.

  14. The force_override attribute specified in a recipe.

  15. The automatic attribute collected during the Ohai run.

The last attribute in this list has highest precedence and it's the one that dictates the value associated with an attribute...

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