okd/playbooks/openshift-master/private/scaleup.yml

---
- name: Update master count
  hosts: oo_masters:!oo_masters_to_config
  serial: 1
  roles:
  - openshift_facts
  post_tasks:
  - name: Update master count
    modify_yaml:
      dest: "{{ openshift.common.config_base}}/master/master-config.yaml"
      yaml_key: 'kubernetesMasterConfig.masterCount'
      yaml_value: "{{ openshift_master_count | default(groups.oo_masters | length) }}"
    notify:
    - restart master
  handlers:
  - name: restart master
    command: /usr/local/bin/master-restart "{{ item }}"
    with_items:
    - api
    - controllers
    notify: verify api server
  - name: verify api server
    command: >
      curl --silent --tlsv1.2 --max-time 2
      --cacert {{ openshift.common.config_base }}/master/ca-bundle.crt
      {{ openshift.master.api_url }}/healthz/ready
    args:
      # Disables the following warning:
      # Consider using get_url or uri module rather than running curl
      warn: no
    register: api_available_output
    until: api_available_output.stdout == 'ok'
    retries: 120
    delay: 1
    changed_when: false

- import_playbook: set_network_facts.yml

- import_playbook: ../../openshift-node/private/bootstrap.yml

- import_playbook: ../../openshift-etcd/private/master_etcd_certificates.yml

- import_playbook: config.yml

- import_playbook: ../../openshift-node/private/join.yml

- import_playbook: ../../openshift-loadbalancer/private/config.yml