yum install wget
yum -y install yum-utils
yum-config-manager —add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum install docker-ce-19.03.13-3.el7 docker-ce-selinux-19.03.13-3.el7 docker-ce-cli-19.03.13-3.el7
systemctl start docker
systemctl enable docker