From 6fc395a81f7ccb4a469a73fcd28e6c159432df87 Mon Sep 17 00:00:00 2001
From: Manuel Gutierrez <manuel.gutierrez@wazuh.com>
Date: Fri, 27 Sep 2019 15:12:54 +0200
Subject: [PATCH] Add length check

---
 .../ansible-elasticsearch/templates/instances.yml.j2          | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/roles/elastic-stack/ansible-elasticsearch/templates/instances.yml.j2 b/roles/elastic-stack/ansible-elasticsearch/templates/instances.yml.j2
index 1e87f8d2..b2f3bf6c 100644
--- a/roles/elastic-stack/ansible-elasticsearch/templates/instances.yml.j2
+++ b/roles/elastic-stack/ansible-elasticsearch/templates/instances.yml.j2
@@ -6,10 +6,10 @@
 instances:
 {% for (key,value) in instances.items() %}
 - name: "{{ value.name }}"
-{% if value.ip is defined %}
+{% if value.ip is defined and value.ip | length > 0 %}
   ip:
    - "{{ value.ip }}"
-{% elif value.dns is defined %}
+{% elif value.dns is defined and value.dns | length > 0 %}
   dns:
    - "{{ value.dns }}"
 {% endif %}