Docker (macOS)

• Install Docker Desktop with either:

  • brew install docker --cask
  • download from Docker

• Install Docker CLI with: brew install docker

• Add to the PATH the credential desktop: export PATH=$PATH:/Applications/Docker.app/Contents/Resources/bin

• Login to the images repo: docker login -u <username> -p <password> <url>:<port>

• Try ubuntu: docker pull ubuntu

• Check it is there: docker images

• Run it interactively and attach to terminal: docker run -i -t ubuntu /bin/bash (-d also runs in background)

• Create a folder folder

• Create a Dockerfile within folder like

  FROM ubuntu
  RUN apt-get update 
  RUN apt-get install –y python3 curl
  CMD [“echo”,”Image created”] 
  

• Build and tag the image: docker build -t ubuntu-python folder

• Run interactively the tagged iamge: docker run -i -t ubuntu-python /bin/bash

• Inside the image check which version of Python got installed: python3 --version

• Exit: exit

• List containers: docker container ls -a

• Remove container: docker container rm <container_id> ...

• List images: docker image ls

• Remove images: docker image rm <image name or id>