Chapter 8. Maintaining Systems Using Chef and Puppet
In this chapter, we will cover the following recipes:
- Maintaining consistent systems using scheduled convergence
- Creating environments
- Using Chef encrypted data bags and Hiera-eyaml with Puppet
- Using Chef Vault encryption
- Accessing and manipulating system information with Ohai
- Automating application deployment (a WordPress example)
- Using a TDD workflow
- Planning for the worse – train to rebuild working systems
Introduction
We've previously seen how to automate systems with code and how to properly test this code. Now we're ready for prime time; there's a whole set of features, constraints, and objectives to be properly set. We'll want to isolate environments such as dev, staging, and production. We'll ...
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