Openstack Services on Openshift - Control Plane deployment never completes, LoadBalancers in <pending> state

Issue

• RHOSO control plane deployment never completes
• LoadBalancers are in
  state

$ oc get svc -n openstack |grep -i loadbalancer
dnsmasq-dns                   LoadBalancer   172.30.24.169    <pending>     53:30221/UDP                                     19h
glance-default-internal       LoadBalancer   172.30.146.247   <pending>     9292:32267/TCP                                   19h
keystone-internal             LoadBalancer   172.30.66.5      <pending>     5000:32749/TCP                                   19h
rabbitmq                      LoadBalancer   172.30.173.157   <pending>     5671:32520/TCP,15671:30894/TCP,15691:30911/TCP   19h
rabbitmq-cell1                LoadBalancer   172.30.174.249   <pending>     15691:32291/TCP,5671:32206/TCP,15671:32539/TCP   19h

• Only the infrastructure pods are in Running state

$ oc get pods -n openstack
NAME                            READY   STATUS      RESTARTS   AGE
glance-dbpurge-28769761-597xt   0/1     Completed   0          27m
memcached-0                     1/1     Running     1          19h
openstack-cell1-galera-0        1/1     Running     1          19h
openstack-galera-0              1/1     Running     1          19h
ovn-controller-2dcdr            1/1     Running     1          19h
ovn-controller-ovs-5wjxg        2/2     Running     2          19h
ovn-northd-84c6d6fcc7-qnm2p     1/1     Running     1          19h
ovsdbserver-nb-0                1/1     Running     1          19h
ovsdbserver-sb-0                1/1     Running     1          19h
rabbitmq-cell1-server-0         1/1     Running     1          19h
rabbitmq-server-0               1/1     Running     1          19h