コマンド一覧の表示
コマンド一覧を表示するときは「docker」だけ入力します。
$ docker
:
Commands:
attach Attach to a running container
build Build an image from a Dockerfile
commit Create a new image from a container's changes
cp Copy files/folders from a container's filesystem to the host path
diff Inspect changes on a container's filesystem
events Get real time events from the server
export Stream the contents of a container as a tar archive
history Show the history of an image
images List images
import Create a new filesystem image from the contents of a tarball
info Display system-wide information
inspect Return low-level information on a container
kill Kill a running container
load Load an image from a tar archive
login Register or log in to a Docker registry server
logout Log out from a Docker registry server
logs Fetch the logs of a container
port Lookup the public-facing port that is NAT-ed to PRIVATE_PORT
pause Pause all processes within a container
ps List containers
pull Pull an image or a repository from a Docker registry server
push Push an image or a repository to a Docker registry server
restart Restart a running container
rm Remove one or more containers
rmi Remove one or more images
run Run a command in a new container
save Save an image to a tar archive
search Search for an image on the Docker Hub
start Start a stopped container
stop Stop a running container
tag Tag an image into a repository
top Lookup the running processes of a container
unpause Unpause a paused container
version Show the Docker version information
wait Block until a container stops, then print its exit code
:
Commands:
attach Attach to a running container
build Build an image from a Dockerfile
commit Create a new image from a container's changes
cp Copy files/folders from a container's filesystem to the host path
diff Inspect changes on a container's filesystem
events Get real time events from the server
export Stream the contents of a container as a tar archive
history Show the history of an image
images List images
import Create a new filesystem image from the contents of a tarball
info Display system-wide information
inspect Return low-level information on a container
kill Kill a running container
load Load an image from a tar archive
login Register or log in to a Docker registry server
logout Log out from a Docker registry server
logs Fetch the logs of a container
port Lookup the public-facing port that is NAT-ed to PRIVATE_PORT
pause Pause all processes within a container
ps List containers
pull Pull an image or a repository from a Docker registry server
push Push an image or a repository to a Docker registry server
restart Restart a running container
rm Remove one or more containers
rmi Remove one or more images
run Run a command in a new container
save Save an image to a tar archive
search Search for an image on the Docker Hub
start Start a stopped container
stop Stop a running container
tag Tag an image into a repository
top Lookup the running processes of a container
unpause Unpause a paused container
version Show the Docker version information
wait Block until a container stops, then print its exit code
イメージの入手
dockerのサーバからイメージをローカルに持ってきます。$ docker pull NAME[:TAG]
実行例
$ sudo docker pull centos:latest
イメージの一覧表示
イメージ一覧の表示コマンドです。
$ docker images
イメージの削除
イメージIDを指定して削除します。
$ docker rmi IMAGE [IMAGE...]
コンテナの起動
入手したイメージを起動します。$ docker run [OPTIONS] IMAGE [COMMAND] [ARG...] 実行例
ubuntuを立ち上げてCLIにログインしたいときの実行例です。
$ docker run --name ubuntu -p 80:80 -i -t ubuntu:14.04 /bin/bash
CLIからデタッチするときは「 Ctrl-p Ctrl-q 」を入力します。コンテナの確認
起動しているコンテナを確認する
$ docker ps
全てのコンテナを確認する
$ docker ps -a
コンテナの削除
停止しているコンテナを削除する
$ docker rm コンテナID
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