CLI
docker attach
Attach local standard input, output, and error streams to a running container
docker attach [OPTIONS] CONTAINER
docker build
Build an image from a Dockerfile
- 레퍼런스
- -t 옵션을 사용하지 않으면 16진수 형태의 이름으로 이미지가 만들어지므로 가급적 -t 옵션을 사용하자
Usage
docker build [OPTIONS] PATH | URL | -
Options
| Options | Description |
|---|---|
| --build-arg | Set build-time variables |
| --tag , -t | Name and optionally a tag in the ‘name:tag’ format |
| --rm | Remove intermediate containers after a successful build |
| --file , -f | Name of the Dockerfile (Default is ‘PATH/Dockerfile’) |
예시
docker build -t neptunes032/react-test-app -f ./frontend/Dockerfile.dev ./frontend
docker build -t neptunes032/docker-frontend ./frontend
docker build .
docker commit
Create a new image from a container’s changes
Usage
docker commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]]
Options
| Name, shorthand | Default | Description |
|---|---|---|
--author , -a | Author (e.g., "John Hannibal Smith [hannibal@a-team.com>]) | |
--change , -c | Apply Dockerfile instruction to the created image | |
--message , -m | Commit message | |
--pause , -p | true | Pause container during commit |
예시
## c3f279d17e0a 컨테이너를 svendowideit/testimage:version3라는 이름을 가지는 이미지로 만든다
docker commit c3f279d17e0a svendowideit/testimage:version3
## 새로운 환경변수 ENV DEBUG=true를 가지는 이미지를 생성한다
docker commit --change "ENV DEBUG=true" c3f279d17e0a svendowideit/testimage:version3
docker container ls
List containers
docker container ls [OPTIONS]
docker container prune
Remove all stopped containers
docker container prune [OPTIONS]
| Options | Descripton |
|---|---|
| --filter | Provide filter values (e.g. ‘until=') |
--force , -f | Do not prompt for confirmation |
docker container rm
Remove one or more containers
docker container rm [OPTIONS] CONTAINER [CONTAINER...]
docker create
Create a new container
- 레퍼런스
- 새로운 컨테이너를 생성만 하며 시작하지 않는다.
- 생성된 컨테이너는
docker start명령어를 통해 시작시킨다.
docker cp
Copy files/folders between a container and the local filesystem
docker cp [OPTIONS] CONTAINER:SRC_PATH DEST_PATH|-
예시
## 로컬 파일 시스템의 /Users/YT/Downloads/license.xml 파일을 tibero(컨테이너 이름) 컨테이너의 /usr/local/ 위치로 복사
docker cp /Users/YT/Downloads/license.xml tibero:/usr/local/
docker exec
Run a command in a running container
docker exec [OPTIONS] CONTAINER COMMAND [ARG...]
| Options | Descripton |
|---|---|
| --detach , -d | Detached mode: run command in the background |
| --detach-keys | Override the key sequence for detaching a container |
| --env , -e | Set environment variables |
| --interactive , -i | Keep STDIN open even if not attached |
| --privileged | Give extended privileges to the command |
| --tty , -t | Allocate a pseudo-TTY |
| --user , -u | Username or UID (format: <name|uid>[:<group|gid>]) |
| --workdir , -w | Working directory inside the container |
예시
docker exec -it jenkins /bin/bash
docker images
List images
docker images [OPTIONS] [REPOSITORY[:TAG]]
docker image ls
List images
docker image ls [OPTIONS] [REPOSITORY[:TAG]]
docker image prune
Remove unused images
docker image prune [OPTIONS]
| Options | Description |
|---|---|
| --all , -a | Remove all unused images, not just dangling ones |
| --filter | Provide filter values (e.g. ‘until=') |
| --force , -f | Do not prompt for confirmation |
docker image rm
Remove one or more images
docker image rm [OPTIONS] IMAGE [IMAGE...]
예시
## 모든 이미지 삭제
docker image rm $(docker images -q)
docker inspect
Return low-level information on Docker objects
docker inspect [OPTIONS] NAME|ID [NAME|ID...]
| Options | Default | Description |
|---|---|---|
--format , -f | Format the output using the given Go template | |
--size , -s | Display total file sizes if the type is container | |
--type | Return JSON for specified type |
예시
## 인스턴스 ip 조회
docker inspect --format='{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' $INSTANCE_ID
docker load
Load an image from a tar archive or STDIN
Usage
$ docker load [OPTIONS]
docker logs
Fetch the logs of a container
docker logs [OPTIONS] CONTAINER
| Options | Description |
|---|---|
| --follow , -f | Follow log output |
| --tail | Number of lines to show from the end of the logs |
| --timestamps , -t | Show timestamps |
docker network ls
List networks
docker network ls [OPTIONS]
docker network connect
Connect a container to a network
docker network connect [OPTIONS] NETWORK CONTAINER
docker network create
Create a network
docker network create [OPTIONS] NETWORK
| Options | Default | Description |
|---|---|---|
--driver , -d | bridge | Driver to manage the Network |
--gateway | IPv4 or IPv6 Gateway for the master subnet | |
--ip-range | Allocate container ip from a sub-range | |
--subnet | Subnet in CIDR format that represents a network segment |
예시
## bridge 드라이버 네트워크 생성
docker network create --driver bridge network-name
##
docker network create --driver bridge \
--subnet 172.72.0.0/16 \
--ip-range 172.72.0.0/24 \
--gateway 172.72.0.1 \
custom_network
docker network disconnect
Disconnect a container from a network
docker network disconnect [OPTIONS] NETWORK CONTAINER
docker ps
List containers
docker ps [OPTIONS]
| Options | Description |
|---|---|
| --all , -a | Show all containers (default shows just running) |
| --quiet , -q | Only display numeric IDs |
예시
// 모든 컨테이너 삭제
docker rm `docker ps -a -q`
docker pull
Pull an image or a repository from a registry
docker pull [OPTIONS] NAME[:TAG|@DIGEST]
docker push
Push an image or a repository to a registry
docker push [OPTIONS] NAME[:TAG]
docker run
Run a command in a new container
Usage
docker run [OPTIONS] IMAGE [COMMAND] [ARG...]
Options
| Options | Description |
|---|---|
| --attach , -a | Attach to STDIN, STDOUT or STDERR |
| --detach , -d | Run container in background and print container ID |
| --env , -e | Set environment variables |
| --interactive , -i | Keep STDIN open even if not attached |
| --publish , -p | Publish a container’s port(s) to the host |
| --publish-all , -P | Publish all exposed ports to random ports |
| --rm | Automatically remove the container when it exits |
| --volume , -v | Bind mount a volume |
| --tty , -t | Allocate a pseudo-TTY |
예시
docker run -e CI=true neptunes032/react-test-app npm run test
docker run -p 3000:80 -d --name feedback-app --rm feedback-node
Publish or expose port (-p, --expose)
This binds port
8080of the container to TCP port80on127.0.0.1of the host machine. You can also specifyudpandsctpports. The Docker User Guide explains in detail how to manipulate ports in Docker.
docker run -p 127.0.0.1:80:8080/tcp ubuntu bash
docker rm
Remove one or more containers
docker rm [OPTIONS] CONTAINER [CONTAINER...]
| Options | Description |
|---|---|
| --force , -f | Force the removal of a running container (uses SIGKILL) |
| --link , -l | Remove the specified link |
| --volumes , -v | Remove anonymous volumes associated with the container |
예시
## 모든 도커 컨테이너 제거
docker rm $(docker ps -a -q)
## 모든 정지된 컨테이너 삭제
docker rm $(docker ps --filter status=exited -q)
docker save
Save one or more images to a tar archive (streamed to STDOUT by default)
- 레퍼런스
- 이미지를 단일 바이너리 파일로 저장하고
docker load명령어를 통해 단일 바이너리 파일을 다시 도커에 로드한다.
Usage
$ docker save [OPTIONS] IMAGE [IMAGE...]
docker search
Search the Docker Hub for images
docker start
Start one or more stopped containers
docker start [OPTIONS] CONTAINER [CONTAINER...]
docker stop
Stop one or more running containers
docker stop [OPTIONS] CONTAINER [CONTAINER...]
| Name, shorthand | Default | Description |
|---|---|---|
--time , -t | 10 | Seconds to wait for stop before killing it |
예시
## 구동중인 모든 컨테이너 중지
docker stop $(docker ps -a -q)
docker tag
Create a tag TARGET_IMAGE that refers to SOURCE_IMAGE
docker tag SOURCE_IMAGE[:TAG] TARGET_IMAGE[:TAG]
참고