add configuration: BusiGroupLabelKey

etc/server.conf

@@ -4,6 +4,10 @@ RunMode = "release"
 # my cluster name
 ClusterName = "Default"
 
+# Default busigroup Key name
+# do not change
+BusiGroupLabelKey = "busigroup"
+
 # sleep x seconds, then start judge engine
 EngineDelay = 120
 

src/server/common/label_append.go

@@ -2,6 +2,7 @@ package common
 
 import (
 	"github.com/didi/nightingale/v5/src/models"
+	"github.com/didi/nightingale/v5/src/server/config"
 	"github.com/didi/nightingale/v5/src/server/memsto"
 	"github.com/prometheus/prometheus/prompb"
 )
@@ -18,7 +19,7 @@ func AppendLabels(pt *prompb.TimeSeries, target *models.Target) {
 		})
 	}
 
-	if target.GroupId > 0 {
+	if target.GroupId > 0 && len(config.C.BusiGroupLabelKey) > 0 {
 		bg := memsto.BusiGroupCache.GetByBusiGroupId(target.GroupId)
 		if bg == nil {
 			return
@@ -29,7 +30,7 @@ func AppendLabels(pt *prompb.TimeSeries, target *models.Target) {
 		}
 
 		pt.Labels = append(pt.Labels, &prompb.Label{
-			Name:  "busigroup",
+			Name:  config.C.BusiGroupLabelKey,
 			Value: bg.LabelValue,
 		})
 	}

src/server/config/config.go

@@ -100,6 +100,7 @@ func MustLoad(fpaths ...string) {
 type Config struct {
 	RunMode           string
 	ClusterName       string
+	BusiGroupLabelKey string
 	EngineDelay       int64
 	Log               logx.Config
 	HTTP              httpx.Config