Centos 7 快速安装 Docker

2019-11-08 18:41:34

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安装 Docker

[root@localhost~]# yum install docker

启动 docker 服务

`[root@localhost~]# systemctl start docker.service`

`[root@localhost~]# systemctl enable docker.service`

安装 centos 镜像

`[root@localhost~]# docker pull centos`

Using default tag: latestTrying to pull repository docker.io/library/centos ...latest: Pulling from docker.io/library/centos6bbedd9b76a4: Downloading 2.531 MB/49.87 MBfc19d60a83f1: Download completede413bb911fd: Download complete2879a7ad3144: Download complete668604fde02e: Download complete668604fde02e: Pulling fs layer*

检查 centos 镜像安装状态

`[root@localhost~]# docker images centos`

REPOSITORY TAG IMAGE ID CREATED SIZEdocker.io/centos latest 980e0e4c79ec 7 weeks ago 196.7 MB

运行一个新的容器

`[root@localhost~]# docker run -i -t centos /bin/bash`

`[root@bd1a482d44f5 /]#`

参数解释-i, --interactive Keep STDIN open even if not attached-t, --tty Allocate a pseudo-TTYPS：“[root@bd1a482d44f5 /]#” 这行出现证明已进入容器

退出容器

`[root@localhost~]# exit`

exit

查看运行的容器

[root@localhost~]# docker psCONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES48a415dde98a centos "/bin/bash" 2 hours ago Up 2 hours nauSEOus_ardinghelli

查看全部容器列表

[root@localhost~]# docker ps -aCONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMESbd7d9471fff8 Ubuntu "/bin/bash" 7 minutes ago Exited (0) 2 minutes ago thirsty_stallman48a415dde98a centos "/bin/bash" 3 hours ago Up 2 hours nauseous_ardinghelli

启动，停止，重启容器

[root@localhost~]# docker start thirsty_stallman /启动名字为thirsty_stallman的容器[root@localhost~]# docker stop thirsty_stallman /停止名字为thirsty_stallman的容器[root@localhost~]# docker restart thirsty_stallman /重启名字为thirsty_stallman的容器