bug-4767 Missing interface names for pxe boot

- because update repos is enabled by default rpm-ostree install tries to upgrade selinux packages as dependency. There is a huge mess around, see also coreos/fedora-coreos-tracker#400
- workaround for installation of fix version of cri-o: disable vars, so we can overwrite them in inventory.

inventory/live/group_vars/k8s-cluster/k8s-cluster.yml

@@ -191,7 +191,7 @@ dns_domain: "{{ cluster_name }}"
 container_manager: crio
 
 crio_packages:
-  - "cri-o-1.18.2-1.module_f32+9134+d942e823.x86_64"
+  - "cri-o-1.18.3-1.module_f32+9460+d8fc2f96.x86_64"
   - cri-tools
 
 crio_pids_limit: 2048

roles/bootstrap-os/tasks/bootstrap-fedora-coreos.yml

@@ -39,11 +39,12 @@
   become: true
   when: need_bootstrap.rc != 0
 
+  # do not re-enable because trouble with crio installation
   # see https://github.com/coreos/fedora-coreos-tracker/issues/592
-- name: Enable fedora updates repo
-  raw: "sed -i 's|^enabled=0|enabled=1|g' /etc/yum.repos.d/fedora-updates.repo"
-  become: true
-  when: need_bootstrap.rc != 0
+  #- name: Enable fedora updates repo
+  #  raw: "sed -i 's|^enabled=0|enabled=1|g' /etc/yum.repos.d/fedora-updates.repo"
+  #  become: true
+  #  when: need_bootstrap.rc != 0
 
 - name: Enforce selinux
   raw: "sed -i 's|^SELINUX=.*|SELINUX={{ preinstall_selinux_state }}|g' /etc/selinux/config"

roles/container-engine/cri-o/vars/fedora.yml

@@ -1,6 +1,8 @@
 ---
-crio_packages:
-  - cri-o
-  - cri-tools
+
+# TODO: task-15285: make version of crio configurable
+# crio_packages:
+#   - cri-o
+#   - cri-tools
 
 crio_conmon: /usr/libexec/crio/conmon