A Simple Prometheus Server

main_prometheus.go

// A minimal example of how to include Prometheus instrumentation.
package main

import (
	"flag"
	"log"
	"net/http"

	"github.com/prometheus/client_golang/prometheus/promhttp"
)

var addr = flag.String("listen-address", ":8080", "The address to listen on for HTTP requests.")

func main() {
	flag.Parse()
	http.Handle("/metrics", promhttp.Handler())
	log.Fatal(http.ListenAndServe(*addr, nil))
}