[Docker] Useful docker commands

docker.md

Docker commands

Creating building docker image. Create Dockerfile with below content. Run docker build -t <image-name> .

FROM steveny/predictionio
CMD ["python", "app.py"]
EXPOSE 8000

Running a docker with image. -i opens interactive shell.

docker run -it <image-name> /bin/bash

List running container process.

docker ps

Running command on running container.

docker exec -it <container-id> /bin/bash

Attach to existing interactive session.

docker attach <container-id>