Add support for custom HAProxy service config

Allow users to create/override HAProxy service configuration by
copying over '*.cfg' files from {{ node_custom_config
}}/haproxy/services.d/

Ex: /etc/kolla/config/haproxy/services.d/radosgw.cfg

Change-Id: Id84e3b6e62e544582d6917047534e846e026798d
Signed-off-by: Keith Plant <kplantjr@gmail.com>
(cherry picked from commit a3a1b068fe)

ansible/roles/haproxy/tasks/config.yml

@@ -67,6 +67,22 @@
   notify:
     - Restart haproxy container
 
+- name: Copying over custom haproxy services configuration
+  vars:
+    service: "{{ haproxy_services['haproxy'] }}"
+  copy:
+    src: "{{ item }}"
+    dest: "{{ node_config_directory }}/haproxy/services.d/"
+    mode: "0660"
+  become: true
+  when:
+    - inventory_hostname in groups[service.group]
+    - service.enabled | bool
+  with_fileglob:
+    - "{{ node_custom_config }}/haproxy/services.d/*.cfg"
+  notify:
+    - Restart haproxy container
+
 - name: Load and persist keepalived module
   import_role:
     role: module-load

releasenotes/notes/haproxy-custom-services-c6bc343d162a8990.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    HAProxy - Add the ability to define custom HAProxy services in
+    {{ node_custom_config }}/haproxy/services.d/