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Building a Google Compute-Backed Image with Packer

Packer allows us to use JSON or HCL code to describe and generate machine images, such as Google Compute images. In this lab, we'll explore using Packer with GCP, including credential creation, before writing our build from scratch to save an image of a web instance.

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Path Info

Level
Clock icon Intermediate
Duration
Clock icon 30m
Last updated
Clock icon Aug 25, 2025

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Table of Contents

  1. Challenge

    Access the Console, Create Credentials, and Pull Down Files

    1. In the GCP console, navigate to APIs & Services > Credentials.
    2. Click Create Credentials > Service account.
    3. Set the name of the new API service account, and then give it Project Editor permissions.
    4. Press Continue > Done.
    5. Navigate to the Compute Engine dashboard.
    6. Next to the provisioned packer-workstation instance, click SSH to access the instance.
    7. Create a working directory, and add the necessary lab files.
    8. Create the account key.

  2. Challenge

    Create the Template

    Review the provided files, and create a template for our GCP builder following the details provided in the instructions; be sure to work from the packer/booksite directory.

  3. Challenge

    Test the Build

    Validate and test the build.

Pluralsight Skills - Labs - Pluralsight
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Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

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!

Did you know?

On average, you retain 75% more of your learning if you get time for practice.
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