special case 'value'

it usually connotes a single value type metric, appending just clutters closes #793
2016-03-08 18:33:57 +00:00
parent dcfafd3033
commit d01f6f0bd2
2 changed files with 10 additions and 5 deletions
--- a/plugins/outputs/prometheus_client/prometheus_client.go
+++ b/plugins/outputs/prometheus_client/prometheus_client.go
@@ -79,7 +79,12 @@ func (p *PrometheusClient) Write(metrics []telegraf.Metric) error {
 		}

 		for n, val := range point.Fields() {
-			mname := fmt.Sprintf("%s_%s", key, n)
+			var mname string
+			if n == "value" {
+				mname = key
+			} else {
+				mname = fmt.Sprintf("%s_%s", key, n)
+			}
 			if _, ok := p.metrics[mname]; !ok {
 				p.metrics[mname] = prometheus.NewUntypedVec(
 					prometheus.UntypedOpts{