upload rhcos image template from installer

upload-rhcos.yaml

- hosts: localhost
  gather_facts: no
  connection: local

  vars:
    # customization begin
    installer: bin/openshift-installer
    engine_url: https://engine-fqdn/ovirt-engine/api
    engine_user: admin@internal
    engine_password: 123
    # download the ca pem using
    # curl -k  -o /tmp/ca.pem https://engine-fqdn/ovirt-engine/services/pki-resource?resource=ca-certificate&format=X509-PEM-CA
    engine_cafile: /tmp/ca.pem 
    engine_insecure: false

    template_cluster: Default
    template_name: rhcos-master
    
    template_memory: 12GiB
    template_cpu: 4
    template_disk_size: 10GiB
    template_disk_storage: nfs
    template_seal: false
    template_timeout: 600
    image_download_timeout: 600
    qcow_path: /tmp/rhcos.qcow2
    qcow_url: file:///tmp/rhcos.qcow2


  pre_tasks:
    # the tasks here are for extractig the openstack qcow image
    # which is pinned to the installer binary and is 
    # equivalent to invoking this:
    # curl -s https://raw.githubusercontent.com/openshift/installer/$(openshift-install version | grep -oP '(?<=commit ).*')/data/data/rhcos.json  | jq -r '.baseURI + .images.openstack.path'
  
    - name: validate openshift-installer binary is accesible
      stat:
        path: "{{ installer }}"
      register: result 
  
    - name: extract the intaller pinned commit
      shell: "{{ installer }} version | grep -oP '(?<=commit ).*'"
      register: commit
  
    # till we have ci building images for us, using the master commit
    # and not {{ commit.stdout }}
    - name: extrat the rhcos url
      uri:
        url: "https://raw.githubusercontent.com/openshift/installer/master/data/data/rhcos.json"
      register: result
  
    - name: extract the openstack image
      set_fact:
        qcow_url_compressed: "{{ result.json.baseURI + result.json.images.openstack.path }}"
  
    - name: download and uncompress
      command: "curl --compressed -J -L -o {{ qcow_path }}  {{ qcow_url_compressed }}"
      register: download


  roles:
    - oVirt.image-template 

Yes, I got here from the step #2 of the documentation at https://github.com/openshift/installer/blob/master/docs/user/ovirt/install_ipi.md