Method startPrometheusServer

node/node.go:1037–1054

startPrometheusServer starts a Prometheus HTTP server, listening for metrics collectors on addr.

(addr string)

// startPrometheusServer starts a Prometheus HTTP server, listening for metrics
// collectors on addr.
func (n *nodeImpl) startPrometheusServer(addr string) *http.Server {
	srv := &http.Server{
		Addr: addr,
		Handler: promhttp.InstrumentMetricHandler(
			prometheus.DefaultRegisterer, promhttp.HandlerFor(
				prometheus.DefaultGatherer,
				promhttp.HandlerOpts{MaxRequestsInFlight: n.config.Instrumentation.MaxOpenConnections},
			),
		),
	}
	go func() {
		if err := srv.ListenAndServe(); err != http.ErrServerClosed {
			// Error starting or closing listener:
			n.Logger.Error("Prometheus HTTP server ListenAndServe", "err", err)
		}
	}()
	return srv
}

// ConsensusReactor returns the Node's ConsensusReactor.
func (n *nodeImpl) ConsensusReactor() *consensus.Reactor {