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Building a Docker Image using Packer and Jenkins

In this hands-on lab, you will be taking on the role of a DevOps engineer who manages a Packer file that is used to create a Docker image for one of the team's applications. You have created a new Packer file and committed it to GitHub. Now you want to automate the build process. The team has a Jenkins server that is used for running tests against the code. You have decided to create a Jenkins job to help manage the build process.

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Path Info

Level
Clock icon Intermediate
Duration
Clock icon 1h 0m
Last updated
Clock icon Sep 01, 2025

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Table of Contents

  1. Challenge

    Open port 8080 on firewalld.

    1. Open the firewall
    sudo firewall-cmd --zone=public --permanent --add-port=8080/tcp
sudo firewall-cmd --reload
    1. Check the firewall.
    sudo firewall-cmd --zone=public --permanent --list-ports

  2. Challenge

    Create the Packer build job.

  3. Challenge

    Run the build job.

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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