okd/playbooks/gce/openshift-cluster/vars.yml

---
do_we_use_openshift_sdn: true
sdn_network_plugin: redhat/openshift-ovs-subnet 
# os_sdn_network_plugin_name can be ovssubnet or multitenant, see https://docs.openshift.org/latest/architecture/additional_concepts/sdn.html#ovssubnet-plugin-operation
deployment_vars:
  origin:
    image: preinstalled-slave-50g-v5
    ssh_user: root
    sudo: yes
  online:
    image: libra-rhel7
    ssh_user: root
    sudo: no
  enterprise:
    image: rhel-7
    ssh_user:
    sudo: yes