Overall Objectives

Compiled Learning Objectives

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.