vagrant centos docker install

1 卸载系统之前的docker
sudo yum remove docker
docker-client
docker-client-latest
docker-common
docker-latest
docker-latest-logrotate
docker-logrotate
docker-engine

2 设置存储库
sudo yum install -y yum-utils
sudo yum-config-manager
--add-repo
https://download.docker.com/linux/centos/docker-ce.repo

3 安装DOCKER引擎
sudo yum install docker-ce docker-ce-cli containerd.io

4 启动Docker.
sudo systemctl start docker

5 配置镜像加速
sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["https://chqac97z.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker