From 9f3d6da436f9a8788dd40b10cb3fe45f55c84714 Mon Sep 17 00:00:00 2001
From: Mickael Ange <mickael@emq.com>
Date: Tue, 15 Nov 2016 16:03:05 +0800
Subject: [PATCH] Fixed undefined variables when upgrading to Ansible 2.2.0.
 and the elasticsearch role is skipped using a when condition at the playbook
 level.

---
 defaults/main.yml | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/defaults/main.yml b/defaults/main.yml
index 374ac63..9e01f25 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -29,3 +29,11 @@ es_xpack_features: []
 #They do not effect the current configuration
 es_api_host: "localhost"
 es_api_port: 9200
+
+# Since ansible 2.2 the following variables need to be defined
+# to allow the role to be conditionally played with a when condition.
+pid_dir: ''
+log_dir: ''
+work_dir: ''
+conf_dir: ''
+data_dirs: ''