华为云安装docker

1. 删除yum镜像配置文件：

cd /etc/yum.repos.d
rm -f *.repo

2. 下载阿里的镜像源：

wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-vault-8.5.2111.repo

yum clean all
yum makecache
yum install -y yum-utils

3. 配置阿里的docker镜像源：
   yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

4. 安装docker
   yum install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

5. 启动docker

docker -v
systemctl start docker
docker ps