05 컨테이너 시작, 중지, 재시작

컨테이너 시작

root@server:~/docker# docker container run -d -it busybox /bin/sh ⇐ busybox를 기본 이미지로 컨테이너를 실행한 후 쉘을 실행
Unable to find image 'busybox:latest' locally
latest: Pulling from library/busybox
53071b97a884: Pull complete 
Digest: sha256:4b6ad3a68d34da29bf7c8ccb5d355ba8b4babcad1f99798204e7abb43e54ee3d
Status: Downloaded newer image for busybox:latest
379cd55723e5180cc630ae1384cdf30b86327aeada1238572b010590cbfdd858

root@server:~/docker# docker container ls -a ⇐ 컨테이너 실행 상태 확인 (실행중)
CONTAINER ID        IMAGE               COMMAND             CREATED              STATUS              PORTS               NAMES
379cd55723e5        busybox             "/bin/sh"           About a minute ago   Up About a minute                       trusting_fermi

컨테이너 중지

root@server:~/docker# docker container stop 379cd55723e5
379cd55723e5
root@server:~/docker# docker container ls -a ⇐ 컨테이너 실행 상태 확인 (중지)
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS                       PORTS               NAMES
379cd55723e5        busybox             "/bin/sh"           4 minutes ago       Exited (137) 2 minutes ago                       trusting_fermi

컨테이너 재실행

root@server:~/docker# docker container restart 379cd55723e5 
379cd55723e5 
root@server:~/docker# docker container ls -a ⇐ 컨테이너 실행 상태 확인 (실행중)
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS               NAMES
379cd55723e5        busybox             "/bin/sh"           5 minutes ago       Up 2 seconds                            trusting_fermi
실행중인 컨테이너 접속
root@server:~/docker# docker attach 379cd55723e5 ⇐ 실행 중인 컨테이너에 접속
/ # ⇐ 컨테이너 내부 쉘
/ # ls                                             ---------+
bin   dev   etc   home  proc  root  sys   tmp   usr   var   | ⇐ 컨테이너 내부
/ # mkdir docker                                            |
/ # cd docker                                               |
/docker # touch hello                                       |
/docker # exit                                     ---------+   

root@server:~/docker# docker container ls -a ⇐ 컨테이너를 빠져나오면 중지 상태로 전이
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS                     PORTS               NAMES
379cd55723e5        busybox             "/bin/sh"           7 minutes ago       Exited (0) 2 seconds ago                       trusting_fermi