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Orchestrating Docker by Shrikrishna Holla

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Chapter 2. Docker CLI and Dockerfile

In the last chapter, we set up Docker in our development setup and ran our first container. In this chapter, we will explore the Docker command-line interface. Later in the chapter, we will see how to create our own Docker images using Dockerfiles and how to automate this process.

In this chapter, we will cover the following topics:

  • Docker terminologies
  • Docker commands
  • Dockerfiles
  • Docker workflow—pull-use-modify-commit-push workflow
  • Automated builds

Docker terminologies

Before we begin our exciting journey into the Docker sphere, let's understand the Docker terminologies that will be used in this book a little better. Very similar in concept to VM images, a Docker image is a snapshot of a system. The difference between ...

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