mirror of
https://git.zx2c4.com/wireguard-go
synced 2024-11-15 01:05:15 +01:00
103 lines
2.5 KiB
Go
103 lines
2.5 KiB
Go
/* SPDX-License-Identifier: MIT
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*
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* Copyright (C) 2017-2020 WireGuard LLC. All Rights Reserved.
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*/
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package device
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import (
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"bufio"
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"bytes"
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"net"
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"strings"
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"testing"
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"time"
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"golang.zx2c4.com/wireguard/tun/tuntest"
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)
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func TestTwoDevicePing(t *testing.T) {
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// TODO(crawshaw): pick unused ports on localhost
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cfg1 := `private_key=481eb0d8113a4a5da532d2c3e9c14b53c8454b34ab109676f6b58c2245e37b58
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listen_port=53511
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replace_peers=true
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public_key=f70dbb6b1b92a1dde1c783b297016af3f572fef13b0abb16a2623d89a58e9725
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protocol_version=1
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replace_allowed_ips=true
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allowed_ip=1.0.0.2/32
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endpoint=127.0.0.1:53512`
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tun1 := tuntest.NewChannelTUN()
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dev1 := NewDevice(tun1.TUN(), NewLogger(LogLevelDebug, "dev1: "))
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dev1.Up()
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defer dev1.Close()
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if err := dev1.IpcSetOperation(bufio.NewReader(strings.NewReader(cfg1))); err != nil {
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t.Fatal(err)
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}
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cfg2 := `private_key=98c7989b1661a0d64fd6af3502000f87716b7c4bbcf00d04fc6073aa7b539768
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listen_port=53512
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replace_peers=true
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public_key=49e80929259cebdda4f322d6d2b1a6fad819d603acd26fd5d845e7a123036427
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protocol_version=1
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replace_allowed_ips=true
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allowed_ip=1.0.0.1/32
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endpoint=127.0.0.1:53511`
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tun2 := tuntest.NewChannelTUN()
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dev2 := NewDevice(tun2.TUN(), NewLogger(LogLevelDebug, "dev2: "))
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dev2.Up()
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defer dev2.Close()
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if err := dev2.IpcSetOperation(bufio.NewReader(strings.NewReader(cfg2))); err != nil {
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t.Fatal(err)
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}
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t.Run("ping 1.0.0.1", func(t *testing.T) {
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msg2to1 := tuntest.Ping(net.ParseIP("1.0.0.1"), net.ParseIP("1.0.0.2"))
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tun2.Outbound <- msg2to1
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select {
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case msgRecv := <-tun1.Inbound:
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if !bytes.Equal(msg2to1, msgRecv) {
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t.Error("ping did not transit correctly")
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}
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case <-time.After(300 * time.Millisecond):
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t.Error("ping did not transit")
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}
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})
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t.Run("ping 1.0.0.2", func(t *testing.T) {
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msg1to2 := tuntest.Ping(net.ParseIP("1.0.0.2"), net.ParseIP("1.0.0.1"))
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tun1.Outbound <- msg1to2
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select {
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case msgRecv := <-tun2.Inbound:
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if !bytes.Equal(msg1to2, msgRecv) {
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t.Error("return ping did not transit correctly")
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}
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case <-time.After(300 * time.Millisecond):
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t.Error("return ping did not transit")
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}
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})
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}
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func assertNil(t *testing.T, err error) {
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if err != nil {
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t.Fatal(err)
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}
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}
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func assertEqual(t *testing.T, a, b []byte) {
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if !bytes.Equal(a, b) {
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t.Fatal(a, "!=", b)
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}
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}
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func randDevice(t *testing.T) *Device {
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sk, err := newPrivateKey()
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if err != nil {
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t.Fatal(err)
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}
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tun := newDummyTUN("dummy")
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logger := NewLogger(LogLevelError, "")
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device := NewDevice(tun, logger)
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device.SetPrivateKey(sk)
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return device
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}
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