Automating Image Creation with HashiCorp Packer for DevOps - Hands-On Lab - Convert JSON to HCL

The video tutorial explains how to use Packer to build automated machine images using templates. It introduces two primary template languages: HCL (HashiCorp Configuration Language) and JSON. The tutorial focuses on converting older JSON templates to the preferred HCL format using Packer's built-in conversion tool. A demonstration is provided, showing the conversion process, validation, and building of images using the new HCL templates. The tutorial emphasizes the importance of using Packer version 1.7 or higher to utilize HCL.

What are the two primary languages supported by Packer for building templates?

• Python and YAML

• XML and HTML

• Ruby and Perl

• HCL and JSON

What command is used to convert a JSON Packer template to HCL?

• packer transform

• packer convert

• packer json_to_hcl

• packer hcl2_upgrade

What is the purpose of the Packer validate command?

• To build the image

• To deploy the application

• To check the syntax of the template

• To convert JSON to HCL

Why is it important to rename the file after conversion?

• To ensure compatibility with older versions

• To automatically update the template

• To make it easier to read and manage

• To avoid syntax errors

Which version of Packer is required to utilize HCL templates?

• 2.0 or higher

• 1.5 or higher

• 1.6 or higher

• 1.7 or higher