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- package main
- import (
- "log"
- "net"
- )
- func printInterfaces() error {
- ifs, err := net.Interfaces()
- if err != nil {
- return err
- }
- for _, i := range ifs {
- if i.Flags&net.FlagLoopback != 0 {
- continue
- }
- addrs, err := i.Addrs()
- if err != nil {
- return err
- }
- for _, addr := range addrs {
- in, ok := addr.(*net.IPNet)
- if ok && in.IP.To4() != nil {
- log.Printf("interface %v: %v", i.Name, in.IP)
- break
- }
- }
- }
- return nil
- }
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