okd/playbooks/openshift-node/scaleup.yml

---
- name: Pre-scaleup checks
  hosts: localhost
  connection: local
  gather_facts: no
  tasks:
  - fail:
      msg: >
        Detected no new_workers in inventory. Please add hosts to the
        new_workers host group to add nodes.
    when: groups.new_workers | default([]) | length == 0

- name: run the init
  import_playbook: ../init/main.yml
  vars:
    l_init_fact_hosts: "new_workers"
    l_openshift_version_set_hosts: "new_workers"
    l_install_base_packages: True
    l_repo_hosts: "new_workers"
    l_base_packages_hosts: "new_workers"

- name: Get release image
  hosts: localhost
  connection: local
  gather_facts: no
  tasks:
  - name: Get release image
    oc_obj:
      kubeconfig: "{{ kubeconfig_path }}"
      state: present
      kind: clusterversion.config.openshift.io
      name: version
    register: clusterversion
    until:
    - clusterversion.results is defined
    - clusterversion.results.returncode is defined
    - clusterversion.results.returncode == 0
    - clusterversion.results.results is defined
    - clusterversion.results.results | length > 0
    - clusterversion.results.results[0].status is defined
    - clusterversion.results.results[0].status.desired is defined
    - clusterversion.results.results[0].status.desired.image is defined
    retries: 5
    delay: 5

- name: install nodes
  hosts: new_workers
  tasks:
  - import_role:
      name: openshift_node40
      tasks_from: install.yml
  - name: Wait for bootstrap endpoint to show up
    uri:
      url: "{{ openshift_bootstrap_endpoint }}"
      validate_certs: false
    delay: 10
    retries: 60
    register: result
    until:
    - "'status' in result"
    - result.status == 200
  - import_role:
      name: openshift_node40
      tasks_from: config.yml
    vars:
      openshift_release_image: "{{ hostvars['localhost'].clusterversion.results.results[0].status.desired.image }}"