Open Presentation Materials
Install Docker and Docker compose on your machine
Docker Commands Examples
- run hello world:
docker run hello-world - complex image:
docker run -it danielkraic/asciiquarium - get images:
docker images - list containers:
docker ps,docker ps -a,docker container ls - container runs and close:
docker run ubuntu,docker run ubuntu echo hi - check for it in the images:
docker images - previously run containers:
docker ps -a
- keep running:
docker run ubuntu sleep 5 - run in interactive mode:
docker run -it ubuntu
- get a new image:
docker pull kodekloud/simple-webapp - run the image:
docker run kodekloud/simple-webapp - Hide logs(detached mode):
docker run -d kodekloud/simple-webapp - check it:
docker ps - attach the container to see logs(no logs?):
docker attach <ID> - get the logs:
docker logs <ID>
- detach ubuntu:
docker run -d -it ubuntu - exec ubuntu:
docker exec b2 echo hi
- inspect:
docker inspect <ID> - remove the container:
docker rm <ID>
- map ports:
docker run -p 80:8080 kodekloud/simple-webapp - get networks:
docker network ls
- view build history of an image:
docker history kodekloud/simple-webapp
Useful Notes:
- If you encountered this error
Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get "http://%2Fvar%2Frun%2Fdocker.sock/v1.24/images/json": dial unix /var/run/docker.sock: connect: permission denied
Just type: sudo chmod 666 /var/run/docker.sock