gopsutil netcounter

main.go

package main

import (
	"fmt"
	"time"

	"github.com/shirou/gopsutil/net"
)

func run() error {
	nic_name := "enp0s3"
	iocounters, err := net.IOCounters(true)
	if err != nil {
		fmt.Println(err)
		return nil
	}
	now := time.Now().UTC()
	for _, iocounter := range iocounters {
		if iocounter.Name == nic_name {
			fmt.Printf("%s,%d,%d,%d,%d\n", now.Format(time.RFC3339),
				iocounter.BytesRecv,
				iocounter.BytesSent,
				iocounter.PacketsRecv,
				iocounter.PacketsSent,
			)
		}
	}
	return nil

}

func main() {
	fmt.Println("timestamp,brecv,bsent,precv,psent")

	for {
		run()
		time.Sleep(time.Second)
	}
}