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Mastering AWS CloudFormation

You're reading from   Mastering AWS CloudFormation Build resilient and production-ready infrastructure in Amazon Web Services with CloudFormation

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Product type Paperback
Published in Nov 2023
Publisher Packt
ISBN-13 9781805123903
Length 310 pages
Edition 2nd Edition
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Author (1):
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Karen Tovmasyan Karen Tovmasyan
Author Profile Icon Karen Tovmasyan
Karen Tovmasyan
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Table of Contents (19) Chapters Close

Preface 1. Part 1: CloudFormation Internals
2. Chapter 1: Working with CloudFormation FREE CHAPTER 3. Chapter 2: Advanced Template Development 4. Part 2: Provisioning and Deployment at Scale
5. Chapter 3: Validation, Linting, and Deploying the Stack 6. Chapter 4: Continuous Integration and Deployment 7. Chapter 5: Deploying to Multiple Regions and Accounts Using StackSets 8. Chapter 6: Configuration Management of EC2 Instances Using cfn-init 9. Part 3: Extending CloudFormation
10. Chapter 7: Creating Resources Outside AWS Using Custom Resources 11. Chapter 8: Creating Your Own Resource Registry for CloudFormation 12. Chapter 9: Scale Your Templates Using Macros, Nested Stacks, and Modules 13. Chapter 10: Generating CloudFormation Templates Using AWS CDK 14. Chapter 11: Deploying Serverless Applications Using AWS SAM 15. Chapter 12: What’s Next? 16. Assessments 17. Index 18. Other Books You May Enjoy

Understanding the value of Cloud Development Kit

DSL-based instruments, such as CloudFormation and Terraform, are still the standard of IaC. They are well known, have a huge community worldwide, and keep being developed.

However, they also have several problems that its successor, Cloud Development Kit (CDK), can solve.

In this section, we are going to take a sneak peek at what changes and value CDK is bringing to the industry.

We will start by looking at its testing capabilities since this was one of the main headaches with IaC.

Testing infrastructure

To test a computer program, all we need to do is build it and then run some written test scenarios. The expected behavior of the software is known, so all you need to do is receive the proper result.

In Chapter 4, Continuous Integration and Deployment, we did this with CloudFormation by deploying our infrastructure and running specific infrastructure tests on it. For declarative tools, this is the only working way we...

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