Display index page at root URL.

This is nice for browsers, but also allows monitoring that the service is up (by looking for a valid HTTP response), without needing to render the full collection.
andmarios · Dec 14, 2018 · 0369286 · 0369286
1 parent 7a46cad
commit 0369286
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/main.go b/main.go
@@ -84,6 +84,15 @@ func main() {
 
 	log.Printf("Initialization succesful. Listening on :%s\n", *port)
 	http.HandleFunc("/metrics", metricsHandler)
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		w.Write([]byte(`<html>
+			<head><title>ZFS Exporter</title></head>
+			<body>
+			<h1>ZFS Exporter</h1>
+			<p><a href="/metrics">Metrics</a></p>
+			</body>
+			</html>`))
+	})
 	http.ListenAndServe(":"+*port, nil)
 
 }