yum -y install lrzsz vim wget net-tools bash-completion yum-utils device-mapper-persistent-data lvm2

cat /etc/selinux/config

sed -i '/SELINUX/s/enforcing/disabled/g' /etc/selinux/config

systemctl stop firewalld
systemctl disable firewalld

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

yum makecache fast
yum -y install docker-ce
systemctl start docker
docker version

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["http://hub-mirror.c.163.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
sudo systemctl enable docker