Initial commit

main.go

@@ -0,0 +1,61 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"path/filepath"
+	"syscall"
+	"time"
+
+	"github.com/prometheus-community/pro-bing"
+)
+
+func printStats(pinger *probing.Pinger) {
+	stats := pinger.Statistics()
+	fmt.Printf("%d packets transmitted, %d packets received, %.2f%% packet loss\n",
+		stats.PacketsSent, stats.PacketsRecv, stats.PacketLoss)
+	fmt.Printf("round-trip min/avg/max/stddev = %v/%v/%v/%v\n",
+		stats.MinRtt, stats.AvgRtt, stats.MaxRtt, stats.StdDevRtt)
+}
+
+func eventLoop(pinger *probing.Pinger) {
+	ticker := time.NewTicker(time.Second * 4)
+
+	sig := make(chan os.Signal, 1)
+	signal.Notify(sig, syscall.SIGINT, syscall.SIGTERM)
+
+	for {
+		select {
+		case <-sig:
+			pinger.Stop()
+			return
+		case <-ticker.C:
+			printStats(pinger)
+		}
+	}
+}
+
+func main() {
+	if len(os.Args) < 2 {
+		fmt.Printf("Usage: %s <ip>\n", filepath.Base(os.Args[0]))
+		os.Exit(1)
+	}
+
+	pinger, err := probing.NewPinger(os.Args[1])
+	if err != nil {
+		fmt.Println("Error:", err)
+		return
+	}
+
+	pinger.SetPrivileged(true)
+	pinger.Interval = time.Second * 2
+
+	go eventLoop(pinger)
+
+	fmt.Println("PING", pinger.Addr())
+	if err = pinger.Run(); err != nil {
+		fmt.Println("Error:", err)
+		return
+	}
+}