Docker

Docker notes

List

Check images

List all images:

docker images

Check containers

List all containers:

docker ps

Clear

Clear unused images

Clear only unused images:

docker image prune -f

Clear unused containers

Clear only unused containers:

docker container prune -f

Clear all unused

Clear all unused images, containers, and networks:

docker system prune -f

Remove

Remove all

WARNING

This will remove all images, containers, and networks.

docker system prune --all -f

Remove all containers

Remove all containers:

docker rm $(docker ps -a -q)

Remove all images

Remove all images:

docker rmi $(docker images -q)

Remove all volumes

Remove all volumes:

docker volume rm $(docker volume ls -q)

Remove all networks

Remove all networks:

docker network rm $(docker network ls -q)

Build

Build image

Build an image from a Dockerfile:

docker build -t my-image .

Build image with tag

Build an image with a tag:

docker build -t my-image:latest .

Run

Run container

Run a container from an image:

docker run my-image

Run container with port

Run a container with a port:

docker run -p 8080:80 my-image

Run container with volume

Run a container with a volume:

docker run -v /path/to/host:/path/to/container my-image

Run container with interactive

Run a container with interactive mode:

docker run -it my-image

Run container with detach

Run a container with detach mode:

docker run -d my-image

Run container with name

Run a container with a name:

docker run --name my-container my-image

Run container with environment

Run a container with an environment variable:

docker run -e MY_ENV=my-value my-image

Run with docker compose

Up

Run with docker compose:

docker compose up

Up and build

Run with docker compose and build:

docker compose up --build

Up and detach

Run with docker compose and detach:

docker compose up -d

Down

Stop with docker compose:

docker compose down

Down and remove

Stop with docker compose and remove:

docker compose down -v

Logs

Check logs

Check logs of a container:

docker logs my-container

Check logs with follow

Check logs of a container with follow:

docker logs -f my-container

Exec

Exec command

Execute a command in a running container:

docker exec my-container ls

Exec interactive

Execute an interactive command in a running container:

docker exec -it my-container bash

Copy

Copy from container

Copy a file from a container:

docker cp my-container:/path/to/file /path/to/host

Copy to container

Copy a file to a container:

docker cp /path/to/host my-container:/path/to/container