From e5f5c1724a048e95395d894e29abcbaa540cb1fe Mon Sep 17 00:00:00 2001
From: Daniel Lee <dan.limerick@gmail.com>
Date: Tue, 21 Feb 2017 17:27:21 +0100
Subject: [PATCH] templating: check for default data source (#7636)

For data source template variables, check if the
selected value is default and if so load the
default data source.

Fixes #7586
---
 public/app/core/services/datasource_srv.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/public/app/core/services/datasource_srv.js b/public/app/core/services/datasource_srv.js
index 7c876ebd941..e722aae355b 100644
--- a/public/app/core/services/datasource_srv.js
+++ b/public/app/core/services/datasource_srv.js
@@ -21,6 +21,10 @@ function (angular, _, coreModule, config) {
 
       name = templateSrv.replace(name);
 
+      if (name === 'default') {
+        return this.get(config.defaultDatasource);
+      }
+
       if (this.datasources[name]) {
         return $q.when(this.datasources[name]);
       }