- Lab
- A Cloud Guru
Using HCL with Packer
While Packer was initially created to allow users to use JSON to describe their desired image builds, it now also supported HashiCorp Configuration Language 2, which has some additional benefits to JSON, such as breaking up our build into reusable files. In this lab, we'll explore creating a parallel Amazon and Docker image build using HCL building blocks.
Path Info
Table of Contents
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Challenge
Refactor the Sources
- Review the setup of the current build.
- Notice both builders and how they are set up.
- Let's now re-create the
amazon-ebs
build as our first source.- Be sure to update the
access_key
,secret_key
, andsubnet_id
with the values provided on the lab page.
- Be sure to update the
- Save and exit, and then do the same for Docker.
- Save and exit.
-
Challenge
Refactor the Builds
- Review the provisioners, noting how one uses the
only
option. This means we need to think about how we break up our build. Let's first create ourproduction
build. - Add our
dev
build. - Remove the last
shell
provisioner block and update the source.
- Review the provisioners, noting how one uses the
-
Challenge
Test the Build
- Test the build.
What's a lab?
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
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