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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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Toc

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

Capistrano style deployments using Chef's "deploy" resource

Capistrano is a very popular push-based deployment tool used extensively in the world of Ruby on Rails applications. However, once you've moved your infrastructure to the cloud, in addition to the automatic provisioning of machines, you also need to be interested in ensuring that once the machines are up and running, they come up with the right version of your application code. Now, the provisioning of machines is the domain of Chef, while application deployment is classically a task belonging to the realm of Capistrano. However, now with the "deploy" resource of Chef, you can deploy your favorite Ruby on Rails application, just as you would do with Capistrano.

The deploy resource is meant to provide the facility of the deploy and deploy:migration tasks in Capistrano.

The syntax of the deploy resource is as follows:

deploy "name" do
  attribute "value"
  ...
  callback do
     # callback...
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