Building Docker Images

Overview

Teaching: 25 min
Exercises: 15 min

Questions

• How do I build a new Docker image?

• How do I push a new Docker image to a container registry?

• How do I delete a Docker image when I no longer need it?

Objectives

• Build a new Docker image from an existing Dockerfile.

• Push a newly built image to DockerHub.

Key Points

• Build a new Docker image using the docker image build command.

• Push a new Docker image to a container registry using the docker image push command.

• Remove a Docker image that you are no longer using with the docker image rm command.