From 59b9aef5870121b5302bdfe57e489fa30d0e8c44 Mon Sep 17 00:00:00 2001
From: Thomas Widhalm <thomas.widhalm@netways.de>
Date: Fri, 8 Sep 2023 12:31:48 +0200
Subject: [PATCH] Add "extra config" to `kibana.yml` (#270)

fixes #208
---
 docs/role-kibana.md                        | 1 +
 molecule/elasticstack_default/converge.yml | 2 ++
 roles/kibana/templates/kibana.yml.j2       | 4 ++++
 3 files changed, 7 insertions(+)

diff --git a/docs/role-kibana.md b/docs/role-kibana.md
index 07d17653..0581b9ff 100644
--- a/docs/role-kibana.md
+++ b/docs/role-kibana.md
@@ -13,6 +13,7 @@ Role Variables
 * *kibana_tls*: Whether to offer `https` for clients or not (default: `false`)
 * *kibana_tls_cert*: Path to the certificate Kibana should show to its clients (default: `/etc/kibana/certs/cert.pem`)
 * *kibana_tls_key*: Path to the key Kibana should use when communicating with clients (default: `/etc/kibana/certs/key.pem`)
+* *kibana_extra_config*: You can add arbitraty configuration options with this option. Just start it with `|-` and indent the following lines. So you can add as many lines and options to `kibana.yml` as you like. (default: none)
 
 * *kibana_security*: Activate TLS and authentication when connecting to Elasticsearch. **Note**: Only works when `elasticstack_full_stack` is enabled. (default: `true`)
 
diff --git a/molecule/elasticstack_default/converge.yml b/molecule/elasticstack_default/converge.yml
index 718dc256..35dd7f8e 100644
--- a/molecule/elasticstack_default/converge.yml
+++ b/molecule/elasticstack_default/converge.yml
@@ -23,6 +23,8 @@
       - system
     beats_fields:
       - "testbed: molecule"
+    kibana_extra_config: |-
+      ops.interval: 5000
   tasks:
     - name: Enable Elastic installation on RHEL 9
       ansible.builtin.set_fact:
diff --git a/roles/kibana/templates/kibana.yml.j2 b/roles/kibana/templates/kibana.yml.j2
index eedc5018..b401caa0 100644
--- a/roles/kibana/templates/kibana.yml.j2
+++ b/roles/kibana/templates/kibana.yml.j2
@@ -30,3 +30,7 @@ server.ssl.enabled: true
 server.ssl.certificate: "{{ kibana_tls_cert }}"
 server.ssl.key: "{{ kibana_tls_key }}"
 {% endif %}
+
+{% if kibana_extra_config is defined %}
+{{ kibana_extra_config }}
+{% endif %}