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Running Your First Docker Container

Welcome to your first challenge in *The Quest for More Yummies*. In this hands-on lab, we are tasked with preparing our environment for maximum snack acquisition for the people of SpaceBones by installing Docker and then acquiring images from DockerHub.

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Path Info

Clock icon Beginner
Clock icon 30m
Clock icon Jul 26, 2018

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Table of Contents

  1. Challenge

    Install Docker from the Default CentOS 7 Repository

    After logging into the server, install the latest version of Docker using yum:

    sudo yum -y install docker
  2. Challenge

    Set User Permissions

    Drop down to root. Create a new group named docker, and then add the cloud_user user to the group.

  3. Challenge

    Enable and Start Docker Service

    Once installation completes, enable and start the service using systemd.

    Log out of root and cloud_user, and then log back in:

    ssh cloud_user@<PUBLIC IP>
  4. Challenge

    Run the `hello-world` Container Image

    After starting and enabling Docker, run the hello-world container image to verify installation.

  5. Challenge

    Pull Images

    After getting a valid return message from the hello-world image, pull the following images into your Docker repository to prepare for the next exercise.

    • 06kellyjac/nyancat
    • jeremy646/doge

The Cloud Content team comprises subject matter experts hyper focused on services offered by the leading cloud vendors (AWS, GCP, and Azure), as well as cloud-related technologies such as Linux and DevOps. The team is thrilled to share their knowledge to help you build modern tech solutions from the ground up, secure and optimize your environments, and so much more!

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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.

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We will provide the credentials and environment necessary for you to practice right within your browser.

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