Merge branch 'master' into alerting_opentsdb

pkg/tsdb/influxdb/influxdb.go

@@ -124,10 +124,15 @@ func (e *InfluxDBExecutor) createRequest(query string) (*http.Request, error) {
 	req.URL.RawQuery = params.Encode()
 
 	req.Header.Set("User-Agent", "Grafana")
+
 	if e.BasicAuth {
 		req.SetBasicAuth(e.BasicAuthUser, e.BasicAuthPassword)
 	}
 
+	if e.User != "" {
+		req.SetBasicAuth(e.User, e.Password)
+	}
+
 	glog.Debug("Influxdb request", "url", req.URL.String())
 	return req, nil
 }

pkg/tsdb/prometheus/prometheus.go

@@ -84,8 +84,10 @@ func formatLegend(metric pmodel.Metric, query *PrometheusQuery) string {
 	reg, _ := regexp.Compile(`\{\{\s*(.+?)\s*\}\}`)
 
 	result := reg.ReplaceAllFunc([]byte(query.LegendFormat), func(in []byte) []byte {
-		ind := strings.Replace(strings.Replace(string(in), "{{", "", 1), "}}", "", 1)
-		if val, exists := metric[pmodel.LabelName(ind)]; exists {
+		labelName := strings.Replace(string(in), "{{", "", 1)
+		labelName = strings.Replace(labelName, "}}", "", 1)
+		labelName = strings.TrimSpace(labelName)
+		if val, exists := metric[pmodel.LabelName(labelName)]; exists {
 			return []byte(val)
 		}
 

pkg/tsdb/prometheus/prometheus_test.go

@@ -17,7 +17,7 @@ func TestPrometheus(t *testing.T) {
 			}
 
 			query := &PrometheusQuery{
-				LegendFormat: "legend {{app}} {{device}} {{broken}}",
+				LegendFormat: "legend {{app}} {{ device }} {{broken}}",
 			}
 
 			So(formatLegend(metric, query), ShouldEqual, "legend backend mobile {{broken}}")