mirror of
https://git.zx2c4.com/wireguard-go
synced 2024-11-15 09:15:14 +01:00
42c9af45e1
Bump go.mod and README. Switch to upstream net/netip. Use strings.Cut. Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
//go:build ignore
|
|
// +build ignore
|
|
|
|
/* SPDX-License-Identifier: MIT
|
|
*
|
|
* Copyright (C) 2019-2021 WireGuard LLC. All Rights Reserved.
|
|
*/
|
|
|
|
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"log"
|
|
"math/rand"
|
|
"net/netip"
|
|
"time"
|
|
|
|
"golang.org/x/net/icmp"
|
|
"golang.org/x/net/ipv4"
|
|
|
|
"golang.zx2c4.com/wireguard/conn"
|
|
"golang.zx2c4.com/wireguard/device"
|
|
"golang.zx2c4.com/wireguard/tun/netstack"
|
|
)
|
|
|
|
func main() {
|
|
tun, tnet, err := netstack.CreateNetTUN(
|
|
[]netip.Addr{netip.MustParseAddr("192.168.4.29")},
|
|
[]netip.Addr{netip.MustParseAddr("8.8.8.8")},
|
|
1420)
|
|
if err != nil {
|
|
log.Panic(err)
|
|
}
|
|
dev := device.NewDevice(tun, conn.NewDefaultBind(), device.NewLogger(device.LogLevelVerbose, ""))
|
|
dev.IpcSet(`private_key=a8dac1d8a70a751f0f699fb14ba1cff7b79cf4fbd8f09f44c6e6a90d0369604f
|
|
public_key=25123c5dcd3328ff645e4f2a3fce0d754400d3887a0cb7c56f0267e20fbf3c5b
|
|
endpoint=163.172.161.0:12912
|
|
allowed_ip=0.0.0.0/0
|
|
`)
|
|
err = dev.Up()
|
|
if err != nil {
|
|
log.Panic(err)
|
|
}
|
|
|
|
socket, err := tnet.Dial("ping4", "zx2c4.com")
|
|
if err != nil {
|
|
log.Panic(err)
|
|
}
|
|
requestPing := icmp.Echo{
|
|
Seq: rand.Intn(1 << 16),
|
|
Data: []byte("gopher burrow"),
|
|
}
|
|
icmpBytes, _ := (&icmp.Message{Type: ipv4.ICMPTypeEcho, Code: 0, Body: &requestPing}).Marshal(nil)
|
|
socket.SetReadDeadline(time.Now().Add(time.Second * 10))
|
|
start := time.Now()
|
|
_, err = socket.Write(icmpBytes)
|
|
if err != nil {
|
|
log.Panic(err)
|
|
}
|
|
n, err := socket.Read(icmpBytes[:])
|
|
if err != nil {
|
|
log.Panic(err)
|
|
}
|
|
replyPacket, err := icmp.ParseMessage(1, icmpBytes[:n])
|
|
if err != nil {
|
|
log.Panic(err)
|
|
}
|
|
replyPing, ok := replyPacket.Body.(*icmp.Echo)
|
|
if !ok {
|
|
log.Panicf("invalid reply type: %v", replyPacket)
|
|
}
|
|
if !bytes.Equal(replyPing.Data, requestPing.Data) || replyPing.Seq != requestPing.Seq {
|
|
log.Panicf("invalid ping reply: %v", replyPing)
|
|
}
|
|
log.Printf("Ping latency: %v", time.Since(start))
|
|
}
|