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cli example

1. Download an image from a registry

  • 사용법
 docker pull [OPTIONS] NAME[:TAG|@DIGEST]
  • 예제
docker pull httpd

2. List images

  • 사용법
 docker images [OPTIONS] [REPOSITORY[:TAG]]
  • 예제
 docker images

3. Create and run a new container from an image

  • 사용법
 docker run [OPTIONS] IMAGE [COMMAND] [ARG...]
  • 예제
 docker run httpd
 docker run --name secondContainer httpd
 docker run -p 8888:80 -v /Users/jk/wanted/docker-pro-2312/lecture/1st:/usr/local/apache2/htdocs httpd

4. Start one or more stopped containers

  • 사용법
 docker start [OPTIONS] CONTAINER [CONTAINER...]
  • 예제
 docker start c8274d6a6273

5. Stop one or more running containers

  • 사용법
 docker stop [OPTIONS] CONTAINER [CONTAINER...]
  • 예제
 docker stop 9b0f49de746c
 docker stop -a

6. Fetch the logs of a container

  • 사용법
 docker logs [OPTIONS] CONTAINER
  • 예제
docker logs second
docker logs second -f

7. Remove one or more containers

  • 사용법
 docker rm [OPTIONS] CONTAINER [CONTAINER...]
  • 예제
docker rm 6026ab9b44cc
docker rm second -f

8. Remove one or more images

  • 사용법
 docker rmi [OPTIONS] IMAGE [IMAGE...]
  • 예제
docker rmi 6026ab9b44cc

9. Execute a command in a running container

  • 사용법
 docker exec [OPTIONS] CONTAINER COMMAND [ARG...]
  • 예제
docker exec -it awesome_elion /bin/sh

10. Manage containers

  • 사용법
 docker container COMMAND

10-1. Remove all stopped containers

  • 사용법
 docker container prune [OPTIONS]
  • 예제
 docker container prune

10-2. Display a live stream of container(s) resource usage statistics

  • 사용법
 docker container stats [OPTIONS] [CONTAINER...]
  • 예제
 docker container stats

11. Manage images

  • 사용법
 docker image COMMAND

11-1. Remove unused images

  • 사용법
 docker image prune [OPTIONS]
  • 예제
 docker image prune

11-2. Display detailed information on one or more images

  • 사용법
 docker image inspect [OPTIONS]
  • 예제
docker image inspect httpd

11-3. Create a tag TARGET_IMAGE that refers to SOURCE_IMAGE

  • 사용법
 docker image tag SOURCE_IMAGE[:TAG] TARGET_IMAGE[:TAG]
  • 예제
docker image tag my-httpd drumgrammer/my-httpd:latest

12. Upload an image to a registry

  • 사용법
 docker push [OPTIONS] NAME[:TAG]
  • 예제
docker push drumgrammer/my-httpd:latest

13. Log in to a registry

  • 사용법
 docker login [OPTIONS] [SERVER]
  • 예제
 docker login

14. Log out from a registry

  • 사용법
 docker logout [SERVER]
  • 예제
 docker logout

15. Manage Docker

  • 사용법
 docker system COMMAND

15-1. Remove unused data

  • 사용법
 docker system prune [OPTIONS]
  • 예제
 docker system prune

Dockerfile 활용

  1. Dockerfile 예제
FROM httpd:latest
COPY  index.html /usr/local/apache2/htdocs/index.html
EXPOSE 80
  1. 이미지 만들기
docker build -t my-httpd .
  1. 도커파일로 생성된 이미지로 컨테이너 실행하기
docker run -d -p 8888:80 my-httpd