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HashiCorp Packer in Production

You're reading from   HashiCorp Packer in Production Efficiently manage sets of images for your digital transformation or cloud adoption journey

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Product type Paperback
Published in Jul 2023
Publisher Packt
ISBN-13 9781803246857
Length 190 pages
Edition 1st Edition
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Author (1):
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John Boero John Boero
Author Profile Icon John Boero
John Boero
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Table of Contents (18) Chapters Close

Preface 1. Part 1: Packer’s Beginnings
2. Chapter 1: Packer Fundamentals FREE CHAPTER 3. Chapter 2: Creating Your First Template 4. Chapter 3: Configuring Builders and Sources 5. Chapter 4: The Power of Provisioners 6. Chapter 5: Logging and Troubleshooting 7. Part 2: Managing Large Environments
8. Chapter 6: Working with Builders 9. Chapter 7: Building an Image Hierarchy 10. Chapter 8: Scaling Large Builds 11. Part 3: Advanced Customized Packer
12. Chapter 9: Managing the Image Lifecycle 13. Chapter 10: Using HCP Packer 14. Chapter 11: Automating Packer Builds 15. Chapter 12: Developing Packer Plugins 16. Index 17. Other Books You May Enjoy

Creating Your First Template

What is learning a new tool without a Hello World app? Let’s make a basic Hello World template to break down the basic components of a template. HCL2 is the recommended format to write templates as of version 1.5, but for those who prefer JSON or encounter legacy JSON templates, we will build both HCL and JSON versions. We’ll keep this as simple as possible while demonstrating key features in a template that can be built on your own laptop in a coffee shop using free virtualization from Oracle VirtualBox. Coffee will come in handy while you wait for builds to run. We will cover the following topics:

  • Hello World template for a local VM
  • Breakdown of template components
  • Using an IDE to help you write templates
  • Applying the VirtualBox builder
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