---
- hosts:
    k8s
  roles:
    - { role: common, tags: common }
    - { role: rke, tags: rke }

- hosts:
    k8s-master
  roles:
    - { role: ha, tags: ha }

#- hosts:
#    k8s-master[0]
#  roles:
#    - { role: rancher, tags: rancher }