image
hands-on labDocker: Exploring the Dockerfile
Intermediate
3h
67
5/5
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Lab steps
Web IDE Review
Introduction to Docker
Dockerfile Basics
COPY and ADD
CMD and ENTRYPOINT
EXPOSE
Build-time arguments
Multi-stage builds
BuildKit enhanced RUN
Labels
Best Practices
Lab description

Learn how to create Docker images with Dockerfiles.

Gaining a mastery of Docker starts with the Dockerfile. Creating and maintaining Dockerfiles requires an understanding of the supported instructions. This hands-on lab explores the structure and usage of Dockerfiles.

Learning Objectives

At the end of this lab you'll be familiar with the following:

  • Dockerfile instructions
    • FROM
    • RUN
    • COPY
    • ADD
    • ENTRYPOINT
    • CMD
    • EXPOSE
    • ARG
    • LABEL
  • Dockerfile concepts
    • Multi-stage builds
    • BuildKit enhanced RUN instructions

Prerequisites:

Target Audience

  • Software engineers
  • Data engineers
  • DevOps engineers
  • Site reliability engineers
About the author
Avatar
Ben Lambert
Software Engineer
Students
100051
Labs
35
Courses
45
Learning Paths
55

Ben Lambert is a software engineer and was previously the lead author for DevOps and Microsoft Azure training content at Cloud Academy. His courses and learning paths covered Cloud Ecosystem technologies such as DC/OS, configuration management tools, and containers. As a software engineer, Ben’s experience includes building highly available web and mobile apps. When he’s not building software, he’s hiking, camping, or creating video games.

Covered topics
Containers
Development
Docker