Add support for custom Elasticsearch config

Elasticsearch Curator will be driven by custom config. This adds
support in Kayobe for managing it.

Change-Id: Ie739ffbd67c6c26175f152449a7b7276ffa87824
Story: 2006852
Task: 37443

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

@@ -71,6 +71,12 @@ kolla_enable_designate:
 # Free form extra configuration to append to designate.conf.
 kolla_extra_designate:
 
+###############################################################################
+# Elasticsearch configuration.
+
+# Whether to enable elasticsearch.
+kolla_enable_elasticsearch:
+
 ###############################################################################
 # Glance configuration.
 

ansible/roles/kolla-openstack/molecule/enable-everything/molecule.yml

@@ -38,6 +38,7 @@ provisioner:
         kolla_extra_designate: |
           [extra-designate.conf]
           foo=bar
+        kolla_enable_elasticsearch: true
         kolla_enable_glance: true
         kolla_extra_glance: |
           [extra-glance.conf]

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

@@ -44,6 +44,11 @@ kolla_openstack_custom_config:
     dest: "{{ kolla_node_custom_config_path }}/designate"
     patterns: "*"
     enabled: "{{ kolla_enable_designate }}"
+  # Elasticsearch.
+  - src: "{{ kolla_extra_config_path }}/elasticsearch"
+    dest: "{{ kolla_node_custom_config_path }}/elasticsearch"
+    patterns: "*"
+    enabled: "{{ kolla_enable_elasticsearch }}"
   # Fluentd filters.
   - src: "{{ kolla_extra_config_path }}//fluentd/filter"
     dest: "{{ kolla_node_custom_config_path }}/fluentd/filter"

releasenotes/notes/add-custom-config-for-elasticsearch-a762134e51b50f91.yaml

+features:
+  - |
+    Adds support for custom Elasticsearch configuration.