prometheus metrics

Former-commit-id: abcbf3ec885c162e55dd709ec702a8a3d3a81988

api/internal/handler/core/metricshandler.go

@@ -1,16 +1,11 @@
 package core
 
 import (
-	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/logic/core"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
 	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/svc"
-	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/repository/result"
 	"net/http"
 )
 
 func MetricsHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		l := core.NewMetricsLogic(r.Context(), svcCtx)
-		err := l.Metrics()
-		result.HttpResult(r, w, nil, err)
-	}
+	return promhttp.Handler().ServeHTTP
 }