golang ---網卡信息

package main

import (
	"fmt"
	"log"
	"net"
	"strings"
)

type Network struct {
	Name       string
	IP         string
	MACAddress string
}

type intfInfo struct {
	Name       string
	MacAddress string
	Ipv4       []string
}

func getNetworkInfo() error {
	intf, err := net.Interfaces()
	if err != nil {
		log.Fatal("get network info failed: %v", err)
		return err
	}
	var is = make([]intfInfo, len(intf))
	for i, v := range intf {
		ips, err := v.Addrs()
		if err != nil {
			log.Fatal("get network addr failed: %v", err)
			return err
		}
		//此處過濾loopback（本地回環）和isatap（isatap隧道）
		if !strings.Contains(v.Name, "Loopback") && !strings.Contains(v.Name, "isatap") {
			var network Network
			is[i].Name = v.Name
			is[i].MacAddress = v.HardwareAddr.String()
			for _, ip := range ips {
				if strings.Contains(ip.String(), ".") {
					is[i].Ipv4 = append(is[i].Ipv4, ip.String())
				}
			}
			network.Name = is[i].Name
			network.MACAddress = is[i].MacAddress
			if len(is[i].Ipv4) > 0 {
				network.IP = is[i].Ipv4[0]
			}

			fmt.Printf("network:=", network)
		}

	}

	return nil
}

func main() {
	getNetworkInfo()
}