google.com sudo run

go.mod

@@ -0,0 +1,12 @@
+module gitea/pingd
+
+go 1.22.2
+
+require github.com/go-ping/ping v1.2.0
+
+require (
+	github.com/google/uuid v1.2.0 // indirect
+	golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4 // indirect
+	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
+	golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005 // indirect
+)

go.sum

@@ -0,0 +1,14 @@
+github.com/go-ping/ping v1.2.0 h1:vsJ8slZBZAXNCK4dPcI2PEE9eM9n9RbXbGouVQ/Y4yQ=
+github.com/go-ping/ping v1.2.0/go.mod h1:xIFjORFzTxqIV/tDVGO4eDy/bLuSyawEeojSm3GfRGk=
+github.com/google/uuid v1.2.0 h1:qJYtXnJRWmpe7m/3XlyhrsLrEURqHRM2kxzoxXqyUDs=
+github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4 h1:b0LrWgu8+q7z4J+0Y3Umo5q1dL7NXBkKBWkaVkAq17E=
+golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4/go.mod h1:RBQZq4jEuRlivfhVLdyRGr576XBO4/greRjx4P4O3yc=
+golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
+golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005 h1:pDMpM2zh2MT0kHy037cKlSby2nEhD50SYqwQk76Nm40=
+golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+	"time"
+
+	"github.com/go-ping/ping"
+)
+
+func main() {
+	if err := run(); err != nil {
+		panic(err)
+	}
+}
+
+func run() error {
+	fs := flag.NewFlagSet(os.Args[0], flag.ContinueOnError)
+	domain := fs.String("d", "www.google.com", "address to ping")
+	c := fs.Int("c", 0, "limit pings")
+	if err := fs.Parse(os.Args[1:]); err != nil {
+		return err
+	}
+
+	pinger, err := ping.NewPinger(*domain)
+	if err != nil {
+		return err
+	}
+	pinger.Count = *c
+	pinger.SetPrivileged(true)
+
+	fmt.Printf("ts,n,ok_pct,max,avg,stddev\n")
+	pinger.OnRecv = func(*ping.Packet) {
+		stat := pinger.Statistics()
+		fmt.Printf("%s,%d,%.0f%%,%dms,%dms,%dms\n",
+			time.Now().UTC().Format("2006-01-02T15:04:05Z"),
+			stat.PacketsRecv,
+			100.0*(1.0-stat.PacketLoss),
+			stat.MaxRtt.Milliseconds(),
+			stat.AvgRtt.Milliseconds(),
+			stat.StdDevRtt.Milliseconds(),
+		)
+	}
+
+	if err := pinger.Run(); err != nil {
+		return err
+	}
+
+	return nil
+}