okd/playbooks/openshift-master/scaleup.yml

---
- import_playbook: ../init/evaluate_groups.yml

- name: Ensure there are new_masters and new_nodes
  hosts: localhost
  connection: local
  gather_facts: no
  tasks:
  - fail:
      # new_masters must be part of new_nodes as well; otherwise if new_nodes
      # is not present, oo_nodes_to_config will contain all existing nodes.
      msg: >
        Detected no new_masters and/or no new_nodes in inventory. New
        masters must be part of both new_masters and new_nodes groups.
        If you are adding just new_nodes, use the
        playbooks/openshift-node/scaleup.yml play.
    when: >
      g_new_master_hosts | default([]) | length == 0
      or g_new_node_hosts | default([]) | length == 0

- name: Ensure there are new_masters and new_nodes
  hosts: oo_masters_to_config
  connection: local
  gather_facts: no
  tasks:
  - fail:
      # new_masters must be part of new_nodes as well;
      msg: >
        Each host in new_masters must also appear in new_nodes
    when: inventory_hostname not in groups['oo_nodes_to_config']

- import_playbook: ../prerequisites.yml
  vars:
    l_scale_up_hosts: "oo_nodes_to_config:oo_masters_to_config"
    l_base_packages_hosts: "oo_nodes_to_config:oo_masters_to_config"
    # oo_masters contains both existing and new masters; oo_masters_to_config just new.
    l_init_fact_hosts: "oo_masters:oo_etcd_to_config:oo_lb_to_config:oo_nodes_to_config"
    l_sanity_check_hosts: "{{ groups['oo_nodes_to_config'] | union(groups['oo_masters']) }}"
    l_networkman_check_hosts: "oo_nodes_to_config"

- import_playbook: ../init/version.yml
  vars:
    l_openshift_version_set_hosts: "oo_masters_to_config:oo_nodes_to_config:!oo_first_master"

- import_playbook: private/scaleup.yml