From a1a8c0fc07e65df30ac23dcfa3b60866489adad8 Mon Sep 17 00:00:00 2001
From: Mitsuhiro Tanda <mitsuhiro.tanda@gmail.com>
Date: Mon, 16 Oct 2017 13:05:53 +0900
Subject: [PATCH] show error message when cloudwatch datasource can't add

(cherry picked from commit 40b11654fd3247bfa426b37dd35c3321e08d8451)
---
 public/app/plugins/datasource/cloudwatch/datasource.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/public/app/plugins/datasource/cloudwatch/datasource.js b/public/app/plugins/datasource/cloudwatch/datasource.js
index f6ea196e764..c611111f2fa 100644
--- a/public/app/plugins/datasource/cloudwatch/datasource.js
+++ b/public/app/plugins/datasource/cloudwatch/datasource.js
@@ -318,6 +318,8 @@ function (angular, _, moment, dateMath, kbn, templatingVariable) {
 
       return this.getDimensionValues(region, namespace, metricName, 'ServiceName', dimensions).then(function () {
         return { status: 'success', message: 'Data source is working' };
+      }, function (err) {
+        return { status: 'error', message: err.message };
       });
     };