Function main

examples/customlabels/main.go:33–52

()

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

func main() {
	flag.Parse()

	// Create a new registry.
	reg := prometheus.NewRegistry()
	reg.MustRegister(
		collectors.NewGoCollector(),
		collectors.NewProcessCollector(collectors.ProcessCollectorOpts{}),
	)

	// We should see the following metrics with an extra source label. But
	// other collectors registered above are expected not to have the extra
	// label.
	// See also https://prometheus.io/docs/instrumenting/writing_exporters/#target-labels-not-static-scraped-labels
	startFireKeeper(prometheus.WrapRegistererWith(prometheus.Labels{"component": "FireKeeper"}, reg))
	startSparkForge(prometheus.WrapRegistererWith(prometheus.Labels{"component": "SparkForge"}, reg))

	http.Handle("/metrics", promhttp.HandlerFor(reg, promhttp.HandlerOpts{}))
	log.Fatal(http.ListenAndServe(*addr, nil))
}

func startFireKeeper(reg prometheus.Registerer) {
	firesMaintained := promauto.With(reg).NewCounter(prometheus.CounterOpts{