From f6e47e4055a26362eaf87cee0948531ecbefb43c Mon Sep 17 00:00:00 2001
From: Jesse Keating <jkeating@j2solutions.net>
Date: Sat, 26 Nov 2016 02:28:45 -0800
Subject: [PATCH] Handle empty datadog_monitor message (#3468)

Since message is not required, it may be of type None, which cannot have
a replace() called on it.
---
 lib/ansible/modules/extras/monitoring/datadog_monitor.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/ansible/modules/extras/monitoring/datadog_monitor.py b/lib/ansible/modules/extras/monitoring/datadog_monitor.py
index 4688a0e5944..8fe9ded9be3 100644
--- a/lib/ansible/modules/extras/monitoring/datadog_monitor.py
+++ b/lib/ansible/modules/extras/monitoring/datadog_monitor.py
@@ -197,7 +197,9 @@ def main():
         unmute_monitor(module)
 
 def _fix_template_vars(message):
-    return message.replace('[[', '{{').replace(']]', '}}')
+    if message:
+        return message.replace('[[', '{{').replace(']]', '}}')
+    return message
 
 
 def _get_monitor(module):