node2 ansible_ssh_host=10.210.1.12 node3 ansible_ssh_host=10.210.1.13 node4 ansible_ssh_host=10.210.1.14 node5 ansible_ssh_host=10.210.1.15 node6 ansible_ssh_host=10.210.1.16 node7 ansible_ssh_host=10.210.1.17 [kube-master] node2 node3 node4 [etcd] node2 node3 node4 [kube-node] node2 node3 node4 node5 node6 node7 [k8s-cluster:children] kube-node kube-master