在Centos7上安装docker
0x00:移除旧版本:
yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-selinux \
docker-engine-selinux \
docker-engine
rm -rf /etc/systemd/system/docker.service.d
rm -rf /var/lib/docker
rm -rf /var/run/docker
rm -rf /usr/local/docker
rm -rf /etc/docker
0x01:添加软件源信息:
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
0x02:安装一些必要的系统工具:
yum -y install yum-utils device-mapper-persistent-data lvm2
0x03:更新 yum 缓存:
yum makecache fast
0x04:安装 Docker-ce:
yum -y install docker-ce
0x05:启动 Docker 后台服务:
systemctl start docker
0x06:测试运行 hello-world:
docker run hello-world
0x07:安装centos,并以后台启动的方式运行centos:
docker run -itd centos /bin/bash
进入centos镜像:
[root@0verflow ~]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
f57d4703adc3 centos "/bin/bash" About a minute ago Up About a minute jolly_dhawan
[root@0verflow ~]# docker exec -it f57d4703adc3 /bin/bash
[root@0verflow /]#
[root@0verflow /]# cat /etc/RedHat-release
CentOS Linux release 7.6.1810 (Core)
[root@0verflow /]#
0x08:使用 docker version查看版本
