# dnf config-manager --add-repo=https://download.docker.com/linux/centos/docker-ce.repo # dnf installhttps://download.docker.com/linux/centos/7/x86_64/stable/Packages/containerd.io-1.2.6-3.3.el7.x86_64.rpm # dnf install docker-ce # systemctl disable firewalld
# systemctl enable --now docker