Prepare for fqdn on internal endpoints in keystone catalog

 * Adds hosts entries to each node to map
   <openstack_control_address> to <openstack_service_hostname>.<domain>

 * Adds appropriate DNS aliases to openstack API, barbican, novncproxy
   certs

Change-Id: I8fbd0f03a7c60291c66c5fd686052d18d4edc426
Related-Prod: PROD-24975
diff --git a/linux/network/hosts/openstack.yml b/linux/network/hosts/openstack.yml
new file mode 100644
index 0000000..1238d0a
--- /dev/null
+++ b/linux/network/hosts/openstack.yml
@@ -0,0 +1,9 @@
+parameters:
+  linux:
+    network:
+      host:
+        openstack_control_vip:
+          address: ${_param:openstack_control_address}
+          names:
+          - ${_param:openstack_service_hostname}
+          - ${_param:openstack_service_hos}