Refactoring.

writer/cmd/main.go

@@ -3,11 +3,6 @@ package main
 import (
 	"fmt"
 	"git.insit.tech/psa/rtsp_reader-writer/writer/internal/metrics"
-	"github.com/prometheus/client_golang/prometheus"
-	"github.com/prometheus/client_golang/prometheus/collectors"
-	"github.com/prometheus/client_golang/prometheus/promhttp"
-	"log"
-	"net/http"
 	"time"
 
 	"git.insit.tech/psa/rtsp_reader-writer/writer/internal/config"
@@ -17,14 +12,7 @@ import (
 )
 
 func main() {
-	// Регистрируем стандартные метрики
+	go metrics.Metrics()
-	appRegistry := prometheus.NewRegistry()
-	appRegistry.MustRegister(collectors.NewGoCollector())
-	appRegistry.MustRegister(collectors.NewProcessCollector(collectors.ProcessCollectorOpts{}))
-	appRegistry.MustRegister(metrics.ActiveCameras)
-
-	//// Эндпоинт для метрик
-	http.Handle("/metrics", promhttp.HandlerFor(appRegistry, promhttp.HandlerOpts{}))
 
 	config.LogsDirectory = log2.DirCreator(config.Local, "logs")
 	logger.Log = log2.MainLogging(
@@ -32,10 +20,5 @@ func main() {
 
 	rtsp.StartWriter()
 
-	// Запуск сервера на порту 9110
-	err := http.ListenAndServe(":9110", nil)
-	if err != nil {
-		log.Println(err)
-	}
 	select {}
 }

writer/internal/metrics/metrics.go

@@ -1,8 +1,32 @@
 package metrics
 
-import "github.com/prometheus/client_golang/prometheus"
+import (
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/collectors"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+	"log"
+	"net/http"
+)
 
 var ActiveCameras = prometheus.NewGauge(prometheus.GaugeOpts{
 	Name: "active_rtsp_cameras_total",
 	Help: "Количество активных rtsp потоков (работающих горутин) для камер.",
 })
+
+// Metrics establish metrics for an application.
+func Metrics() {
+	// Register standart metrics.
+	appRegistry := prometheus.NewRegistry()
+	appRegistry.MustRegister(collectors.NewGoCollector())
+	appRegistry.MustRegister(collectors.NewProcessCollector(collectors.ProcessCollectorOpts{}))
+	appRegistry.MustRegister(ActiveCameras)
+
+	//// Endpoint for metrics.
+	http.Handle("/metrics", promhttp.HandlerFor(appRegistry, promhttp.HandlerOpts{}))
+
+	// Start server.
+	err := http.ListenAndServe(":9110", nil)
+	if err != nil {
+		log.Println(err)
+	}
+}