获取机器mac/ip

  1. package main
  3. import (
  4.     "fmt"
  5.     "net"
  6. )
  8. func getMacAddrs() (macAddrs []string) {
  9.     netInterfaces, err := net.Interfaces()
  10.     if err != nil {
  11.         fmt.Printf("fail to get net interfaces: %v", err)
  12.         return macAddrs
  13.     }
  15.     for _, netInterface := range netInterfaces {
  16.         macAddr := netInterface.HardwareAddr.String()
  17.         if len(macAddr) == 0 {
  18.             continue
  19.         }
  21.         macAddrs = append(macAddrs, macAddr)
  22.     }
  23.     return macAddrs
  24. }
  26. func getIPs() (ips []string) {
  28.     interfaceAddr, err := net.InterfaceAddrs()
  29.     if err != nil {
  30.         fmt.Printf("fail to get net interface addrs: %v", err)
  31.         return ips
  32.     }
  34.     for _, address := range interfaceAddr {
  35.         ipNet, isValidIpNet := address.(*net.IPNet)
  36.         if isValidIpNet && !ipNet.IP.IsLoopback() {
  37.             if ipNet.IP.To4() != nil {
  38.                 ips = append(ips, ipNet.IP.String())
  39.             }
  40.         }
  41.     }
  42.     return ips
  43. }
  45. func main() {
  46.     fmt.Printf("mac addrs: %q\n", getMacAddrs())
  47.     fmt.Printf("ips: %q\n", getIPs())
  48. }