Allow root path as metrics path.

Signed-off-by: LamGC <lam827@lamgc.net>
prometheus · Feb 1, 2023 · d94c3a2 · d94c3a2
1 parent 6a0598e
commit d94c3a2
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/node_exporter.go b/node_exporter.go
@@ -186,15 +186,17 @@ func main() {
 	level.Debug(logger).Log("msg", "Go MAXPROCS", "procs", runtime.GOMAXPROCS(0))
 
 	http.Handle(*metricsPath, newHandler(!*disableExporterMetrics, *maxRequests, logger))
-	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
-		w.Write([]byte(`<html>
+	if *metricsPath != "/" {
+		http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+			w.Write([]byte(`<html>
 			<head><title>Node Exporter</title></head>
 			<body>
 			<h1>Node Exporter</h1>
 			<p><a href="` + *metricsPath + `">Metrics</a></p>
 			</body>
 			</html>`))
-	})
+		})
+	}
 
 	server := &http.Server{}
 	if err := web.ListenAndServe(server, toolkitFlags, logger); err != nil {