OpenShift 4 (beta) Installation and exploring

Performing basic installation (libvirt)

1. Configure LibvirtD, NetworkManager, FirewallD according doc (https://github.com/openshift/installer/blob/master/docs/dev/libvirt/README.md)
2. Build OpenShift Installer with LibvirtD support
3. Run OpenShift Installer with 'install-config' option
4. Fix LibvirtD Hypervisor's Network as you want (addressing, bridge name), masters and workers count
5. Runs OpenShift Installer with 'create' option
6. On final step of installation add dns record at LibvirtD network definition for host 'openshift-authentication-openshift-authentication.apps.<domain.tld>'

Performing Cluster stretching (libvirt)

Performing installation procedure with Ansible's playbooks

0. Prepare your ansible controller

vi inventories/work/hosts
ansible-playbook -i inventories/work/hosts 0-step

It fetches SSH finger prints of hypervisors and bastion, and creates admin user