Cheatsheet for Docker

Account commands

• docker login - Register or log in to a Docker registry
• docker logout - Log out from a Docker registry

Basic Commands

• docker pull - Pull image or repository from a Docker registry
• docker push - Push an image or repository to a Docker registry
• docker tag [IMAGE] [NAME:TAG] - Tag a docker image with name and chosen tag
• docker build [PATH | URL] - Build an image from a Dockerfile located in PATH or URL
• docker images - List all Docker images
• docker ps - List all Docker containers

Tagging example

bashCopy
1docker tag <image hash> <dockerhub repo/name>:latest
2docker push <dockerhub repo/name>:latest

Container Commands

• docker cp [LOCAL PATH] [CONTAINER:DEST_PATH - Copy files from host to Docker container
• docker cp [CONTAINER:PATH] [LOCAL PATH] - Copy files from Docker container to local path
• docker attach CONTAINER - Attach local standard input, ouput and error streams to a running Docker container
• docker run - Run a command in a new Docker container
• docker start - Start one or more stopped Docker containers
• docker stop - Stop a running Docker container

Cleaning Up

• docker rmi - Remove one or more images
• docker rm - Remove one or more containers
• docker system prune - Remove unused data
• docker system prune -a - Remove all unused images