Add support for custom horizon configuration

Fixes: #61

ansible/group_vars/all/kolla

@@ -244,6 +244,7 @@ kolla_enable_ceph: "no"
 kolla_enable_glance: "yes"
 kolla_enable_haproxy: "yes"
 kolla_enable_heat: "yes"
+kolla_enable_horizon: "yes"
 kolla_enable_ironic: "yes"
 kolla_enable_neutron: "yes"
 kolla_enable_nova: "yes"

ansible/roles/kolla-openstack/vars/main.yml

@@ -34,6 +34,11 @@ kolla_openstack_custom_config:
     dest: "{{ kolla_node_custom_config_path }}/heat"
     patterns: "*"
     enabled: "{{ kolla_enable_heat }}"
+  # Horizon.
+  - src: "{{ kolla_extra_config_path }}/horizon"
+    dest: "{{ kolla_node_custom_config_path }}/horizon"
+    patterns: "*"
+    enabled: "{{ kolla_enable_horizon }}"
   # Ironic.
   - src: "{{ kolla_extra_config_path }}/ironic"
     dest: "{{ kolla_node_custom_config_path }}/ironic"