From 62ae80eeaec37f1fe2f4c87d426198129d4f3526 Mon Sep 17 00:00:00 2001
From: Liu Yubao <yubao.liu@gmail.com>
Date: Thu, 17 Sep 2015 01:25:28 +0800
Subject: [PATCH] deduplicate tag value suggestions for OpenTSDB

---
 public/app/plugins/datasource/opentsdb/datasource.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/public/app/plugins/datasource/opentsdb/datasource.js b/public/app/plugins/datasource/opentsdb/datasource.js
index e91fa4b8ac7..879daf06c73 100644
--- a/public/app/plugins/datasource/opentsdb/datasource.js
+++ b/public/app/plugins/datasource/opentsdb/datasource.js
@@ -97,7 +97,9 @@ function (angular, _, kbn) {
         result = result.data.results;
         var tagvs = [];
         _.each(result, function(r) {
-          tagvs.push(r.tags[key]);
+          if (tagvs.indexOf(r.tags[key]) === -1) {
+            tagvs.push(r.tags[key]);
+          }
         });
         return tagvs;
       });