playbooks/common/openshift-cluster/tasks/set_master_launch_facts.yml


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---
- set_fact: k8s_type="master"

- name: Generate master instance names(s)
  set_fact:
    scratch_name: "{{ cluster_id }}-{{ k8s_type }}-{{ '%05x' | format(1048576 | random) }}"
  register: master_names_output
  with_sequence: count={{ num_masters }}

- set_fact:
    master_names: "{{ master_names_output.results | default([])
                      | oo_collect('ansible_facts')
                      | oo_collect('scratch_name') }}"