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Docker for Developers

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Before We Begin

About this Module

Before Getting Started

Why Docker?

A DevOps Enabler Tool Solves Dependency Conflicts Allows Easy Scaling Up Allows Seamless Upgrades International Commerce Already Uses Containers Quiz

Get Docker up and Running

Various Products for Various Needs Community on a Developer or CI Machine

Basic Concepts

Use Docker Images

Do-It-Yourself: Run a Container Container Management Commands Do-It-Yourself: Post-Mortem Inspection More About Docker Run Running a Server Container Exercise: Run a Server Container Exercise Solution Using Volumes Where Do Images Come From?Quiz

Create Docker Images

Creating a Simple Image Creating an Image Including Files Images Are Created Locally Exercise: Build an Image and Run It Exercise Solution Tags Matter Parameters as Environment Variables Exercise: Enable an Image to Be Parameterized Exercise Solution Storage Networking Learning More Quiz

Publish Docker Images

Rationale for Publishing Registries Publishing an Image Docker Hub Run an Image on Another Machine Exercise: Publish an Image and Run a Container on Another Machine Exercise Solution Private Registries Size Matters Quiz

Forget SDK Installs

One Tool to Rule Them All Building Rationally: Easy CI Multi-Stage Dockerfiles

Docker with Common Development Profiles

Introduction Java Node.js PHP Python .NET Core

More About Running Containers

Restart Mode Monitoring Reclaim Your Disk Orchestration Basics

Conclusion

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Basic Concepts

Basic Concepts

In this lesson, you will be introduced to some basic concepts which are essential to understand before moving forward in the course.

There are three concepts I need you to grasp before we begin: containers, images, and registries.

Containers

A container is what we eventually want to run and host in Docker. You can think of it as an isolated machine, or a virtual machine if you prefer.

From a conceptual point of view, a container runs inside the Docker host isolated ...