github.com/amnezia-vpn/amneziawg-go@v0.2.8/tun/netstack/examples/http_server.go (about)

     1  //go:build ignore
     2  
     3  /* SPDX-License-Identifier: MIT
     4   *
     5   * Copyright (C) 2017-2023 WireGuard LLC. All Rights Reserved.
     6   */
     7  
     8  package main
     9  
    10  import (
    11  	"io"
    12  	"log"
    13  	"net"
    14  	"net/http"
    15  	"net/netip"
    16  
    17  	"github.com/amnezia-vpn/amneziawg-go/conn"
    18  	"github.com/amnezia-vpn/amneziawg-go/device"
    19  	"github.com/amnezia-vpn/amneziawg-go/tun/netstack"
    20  )
    21  
    22  func main() {
    23  	tun, tnet, err := netstack.CreateNetTUN(
    24  		[]netip.Addr{netip.MustParseAddr("192.168.4.29")},
    25  		[]netip.Addr{netip.MustParseAddr("8.8.8.8"), netip.MustParseAddr("8.8.4.4")},
    26  		1420,
    27  	)
    28  	if err != nil {
    29  		log.Panic(err)
    30  	}
    31  	dev := device.NewDevice(tun, conn.NewDefaultBind(), device.NewLogger(device.LogLevelVerbose, ""))
    32  	dev.IpcSet(`private_key=003ed5d73b55806c30de3f8a7bdab38af13539220533055e635690b8b87ad641
    33  listen_port=58120
    34  public_key=f928d4f6c1b86c12f2562c10b07c555c5c57fd00f59e90c8d8d88767271cbf7c
    35  allowed_ip=192.168.4.28/32
    36  persistent_keepalive_interval=25
    37  `)
    38  	dev.Up()
    39  	listener, err := tnet.ListenTCP(&net.TCPAddr{Port: 80})
    40  	if err != nil {
    41  		log.Panicln(err)
    42  	}
    43  	http.HandleFunc("/", func(writer http.ResponseWriter, request *http.Request) {
    44  		log.Printf("> %s - %s - %s", request.RemoteAddr, request.URL.String(), request.UserAgent())
    45  		io.WriteString(writer, "Hello from userspace TCP!")
    46  	})
    47  	err = http.Serve(listener, nil)
    48  	if err != nil {
    49  		log.Panicln(err)
    50  	}
    51  }