水笔之安装 dockercentos7.6安装docker安装编译环境移除之前的docker初始化docker仓库转到阿

centos 7.6 安装 docker

安装编译环境

yum -y install gcc 
yum -y install gcc-c++

移除之前的 docker

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

初始化 docker 仓库

sudo yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2

转到阿里云仓库

sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

替换为

 sudo yum-config-manager \
     --add-repo \
     http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

更新缓存

yum makecache fast

-安装 docker

sudo yum install docker-ce docker-ce-cli containerd.io

-启动并且实验 docker

 sudo systemctl start docker
 sudo docker run hello-world

更改仓库镜像地址

 mkdir -p /etc/docker
 vim /etc/docker/daemon.json
{
  "registry-mirrors": ["http://hub-mirror.c.163.com"]
}
 systemctl daemon-reload
 systemctl restart docker