allow for overriding dns_flavor for openstack provider

playbooks/openstack/openshift-cluster/launch.yml

@@ -46,7 +46,7 @@
              -P master_flavor={{ openstack_flavor["master"] }}
              -P node_flavor={{ openstack_flavor["node"] }}
              -P infra_flavor={{ openstack_flavor["infra"] }}
-             -P dns_flavor=m1.small
+             -P dns_flavor={{ openshift_flavor["dns"] }}
              openshift-ansible-{{ cluster_id }}-stack'
 
   - name: Wait for OpenStack Stack readiness

playbooks/openstack/openshift-cluster/vars.yml

@@ -13,6 +13,7 @@ openstack_ssh_public_key:       "{{ lookup('file', lookup('oo_option', 'public_k
 openstack_ssh_access_from:      "{{ lookup('oo_option', 'ssh_from')          |
                                     default('0.0.0.0/0',                     True) }}"
 openstack_flavor:
+  dns:    "{{ lookup('oo_option', 'dns_flavor'       ) | default('m1.small',  True) }}"
   etcd:   "{{ lookup('oo_option', 'etcd_flavor'      ) | default('m1.small',  True) }}"
   master: "{{ lookup('oo_option', 'master_flavor'    ) | default('m1.small',  True) }}"
   infra:  "{{ lookup('oo_option', 'infra_flavor'     ) | default('m1.small',  True) }}"