Overall Objectives

Compiled Learning Objectives

At the end of the sprint, you should be able to do the following things. Make sure to check you can do them all, and if not, go back and keep practicing until you can.

Containers

• Define a container.
• Explain why a container is useful.
• Explain the relationship between a container and an image.

Docker

• Run applications with docker (e.g. docker run -dp 80:80 docker/getting-started).
• Explain what files a Docker container has access to.
• Explain what processes can be seen from inside a Docker container.
• Read a Dockerfile and explain what each line does.
• Start and manage docker containers with docker run, docker ps, docker stop, and docker rm.

Docker (language-specific)

• Build a Docker image for an application.
• Optimise the size of a docker image with multi-stage builds.
• Expose a port from a Docker container and connect to it from the host.
• Attach a volume to a Docker container.
• Start, stop, name, and restart a Docker container.
• Run an existing Docker image published by someone else, and connect to it from your own.

Docker Compose

• Explain the purpose of Docker Compose.
• Write a Docker Compose configuration including built and pulled images.
• Connect containers on a network with Docker Compose.
• Build and run services with Docker Compose.
• View individual service logs with Docker Compose.