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// Copyright 2012, Google, Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file in the root of the source
// tree.
package layers
import (
"reflect"
"testing"
"github.com/gopacket/gopacket"
)
// testPacketIPSecAHTransport is the packet:
//
// 20:45:10.325850 IP 192.168.1.1 > 192.168.1.2: AH(spi=0x00000101,seq=0x1): ICMP echo request, id 1560, seq 1, length 64
// 0x0000: 7ec0 ffc6 48f1 1a0e 3c4e 3b3a 0800 4500 ~...H...<N;:..E.
// 0x0010: 006c 650a 4000 4033 5201 c0a8 0101 c0a8 .le.@.@3R.......
// 0x0020: 0102 0104 0000 0000 0101 0000 0001 2533 ..............%3
// 0x0030: 01b1 a20b b6f1 bdbf 9d9e 0800 fbe5 0618 ................
// 0x0040: 0001 c6e1 a354 0000 0000 c8f7 0400 0000 .....T..........
// 0x0050: 0000 1011 1213 1415 1617 1819 1a1b 1c1d ................
// 0x0060: 1e1f 2021 2223 2425 2627 2829 2a2b 2c2d ...!"#$%&'()*+,-
// 0x0070: 2e2f 3031 3233 3435 3637 ./01234567
var testPacketIPSecAHTransport = []byte{
0x7e, 0xc0, 0xff, 0xc6, 0x48, 0xf1, 0x1a, 0x0e, 0x3c, 0x4e, 0x3b, 0x3a, 0x08, 0x00, 0x45, 0x00,
0x00, 0x6c, 0x65, 0x0a, 0x40, 0x00, 0x40, 0x33, 0x52, 0x01, 0xc0, 0xa8, 0x01, 0x01, 0xc0, 0xa8,
0x01, 0x02, 0x01, 0x04, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x25, 0x33,
0x01, 0xb1, 0xa2, 0x0b, 0xb6, 0xf1, 0xbd, 0xbf, 0x9d, 0x9e, 0x08, 0x00, 0xfb, 0xe5, 0x06, 0x18,
0x00, 0x01, 0xc6, 0xe1, 0xa3, 0x54, 0x00, 0x00, 0x00, 0x00, 0xc8, 0xf7, 0x04, 0x00, 0x00, 0x00,
0x00, 0x00, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d,
0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
}
func TestPacketIPSecAHTransport(t *testing.T) {
p := gopacket.NewPacket(testPacketIPSecAHTransport, LinkTypeEthernet, gopacket.Default)
if p.ErrorLayer() != nil {
t.Error("Failed to decode packet:", p.ErrorLayer().Error())
}
checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv4, LayerTypeIPSecAH, LayerTypeICMPv4, gopacket.LayerTypePayload}, t)
if got, ok := p.Layer(LayerTypeIPSecAH).(*IPSecAH); ok {
want := &IPSecAH{
Reserved: 0x0,
SPI: 0x101,
Seq: 1,
AuthenticationData: []byte{0x25, 0x33, 0x01, 0xb1, 0xa2, 0x0b, 0xb6, 0xf1, 0xbd, 0xbf, 0x9d, 0x9e},
}
want.BaseLayer = BaseLayer{testPacketIPSecAHTransport[34:58], testPacketIPSecAHTransport[58:]}
want.NextHeader = IPProtocolICMPv4
want.HeaderLength = 0x4
want.ActualLength = 0x18
if !reflect.DeepEqual(want, got) {
t.Errorf("IPSecAH layer mismatch, \nwant %#v\ngot %#v\n", want, got)
}
}
}
func BenchmarkDecodePacketIPSecAHTransport(b *testing.B) {
for i := 0; i < b.N; i++ {
gopacket.NewPacket(testPacketIPSecAHTransport, LinkTypeEthernet, gopacket.NoCopy)
}
}
// testPacketIPSecAHTunnel is the packet:
//
// 14:45:43.252917 IP 192.168.1.1 > 192.168.1.2: AH(spi=0x00000101,seq=0x1): IP 172.16.1.1 > 172.16.2.1: ICMP echo request, id 31322, seq 1, length 64 (ipip-proto-4)
// 0x0000: 7220 4d91 63c9 566c ed2d 73cd 0800 4500 r.M.c.Vl.-s...E.
// 0x0010: 0080 0000 4000 4033 b6f7 c0a8 0101 c0a8 ....@.@3........
// 0x0020: 0102 0404 0000 0000 0101 0000 0001 cca4 ................
// 0x0030: 01da 9eb4 fb75 10fe 5a59 4500 0054 a96f .....u..ZYE..T.o
// 0x0040: 4000 4001 3617 ac10 0101 ac10 0201 0800 @.@.6...........
// 0x0050: d75f 7a5a 0001 0741 3355 0000 0000 a9db ._zZ...A3U......
// 0x0060: 0300 0000 0000 1011 1213 1415 1617 1819 ................
// 0x0070: 1a1b 1c1d 1e1f 2021 2223 2425 2627 2829 .......!"#$%&'()
// 0x0080: 2a2b 2c2d 2e2f 3031 3233 3435 3637 *+,-./01234567
var testPacketIPSecAHTunnel = []byte{
0x72, 0x20, 0x4d, 0x91, 0x63, 0xc9, 0x56, 0x6c, 0xed, 0x2d, 0x73, 0xcd, 0x08, 0x00, 0x45, 0x00,
0x00, 0x80, 0x00, 0x00, 0x40, 0x00, 0x40, 0x33, 0xb6, 0xf7, 0xc0, 0xa8, 0x01, 0x01, 0xc0, 0xa8,
0x01, 0x02, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0xcc, 0xa4,
0x01, 0xda, 0x9e, 0xb4, 0xfb, 0x75, 0x10, 0xfe, 0x5a, 0x59, 0x45, 0x00, 0x00, 0x54, 0xa9, 0x6f,
0x40, 0x00, 0x40, 0x01, 0x36, 0x17, 0xac, 0x10, 0x01, 0x01, 0xac, 0x10, 0x02, 0x01, 0x08, 0x00,
0xd7, 0x5f, 0x7a, 0x5a, 0x00, 0x01, 0x07, 0x41, 0x33, 0x55, 0x00, 0x00, 0x00, 0x00, 0xa9, 0xdb,
0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29,
0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
}
func TestPacketIPSecAHTunnel(t *testing.T) {
p := gopacket.NewPacket(testPacketIPSecAHTunnel, LinkTypeEthernet, gopacket.Default)
if p.ErrorLayer() != nil {
t.Error("Failed to decode packet:", p.ErrorLayer().Error())
}
checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv4, LayerTypeIPSecAH, LayerTypeIPv4, LayerTypeICMPv4, gopacket.LayerTypePayload}, t)
if got, ok := p.Layer(LayerTypeIPSecAH).(*IPSecAH); ok {
want := &IPSecAH{
Reserved: 0x0,
SPI: 0x101,
Seq: 1,
AuthenticationData: []byte{0xcc, 0xa4, 0x01, 0xda, 0x9e, 0xb4, 0xfb, 0x75, 0x10, 0xfe, 0x5a, 0x59},
}
want.BaseLayer = BaseLayer{testPacketIPSecAHTunnel[34:58], testPacketIPSecAHTunnel[58:]}
want.NextHeader = IPProtocolIPv4
want.HeaderLength = 0x4
want.ActualLength = 0x18
if !reflect.DeepEqual(want, got) {
t.Errorf("IPSecAH layer mismatch, \nwant %#v\ngot %#v\n", want, got)
}
}
}
func BenchmarkDecodePacketIPSecAHTunnel(b *testing.B) {
for i := 0; i < b.N; i++ {
gopacket.NewPacket(testPacketIPSecAHTunnel, LinkTypeEthernet, gopacket.NoCopy)
}
}
// testPacketIPSecESP is the packet:
//
// 04:30:37.629376 IP 190.0.0.1 > 190.0.0.2: ESP(spi=0x0000006e,seq=0x13), length 116
// 0x0000: 0000 0000 0012 0011 434a d70a 0800 4500 ........CJ....E.
// 0x0010: 0088 0000 4000 4032 be40 be00 0001 be00 ....@.@2.@......
// 0x0020: 0002 0000 006e 0000 0013 82f4 1077 0418 .....n.......w..
// 0x0030: e8ce dc45 1bac 22bb daaf 2ad2 c2e8 315b ...E.."...*...1[
// 0x0040: ce9a 39da 2aae cf43 3716 70ab 7e7c 4676 ..9.*..C7.p.~|Fv
// 0x0050: c3fc d109 c990 274d f81c 6534 9a40 a0ef ......'M..e4.@..
// 0x0060: 46b1 7da5 05af dda8 d0ba 6e23 d1ee 1f10 F.}.......n#....
// 0x0070: 730c 7371 03b1 445c 2f70 852f 8475 12fb s.sq..D\/p./.u..
// 0x0080: b057 a19b a617 bae7 09ca 8836 942f 3334 .W.........6./34
// 0x0090: 312b 96d2 a4e3 1+....
var testPacketIPSecESP = []byte{
0x00, 0x00, 0x00, 0x00, 0x00, 0x12, 0x00, 0x11, 0x43, 0x4a, 0xd7, 0x0a, 0x08, 0x00, 0x45, 0x00,
0x00, 0x88, 0x00, 0x00, 0x40, 0x00, 0x40, 0x32, 0xbe, 0x40, 0xbe, 0x00, 0x00, 0x01, 0xbe, 0x00,
0x00, 0x02, 0x00, 0x00, 0x00, 0x6e, 0x00, 0x00, 0x00, 0x13, 0x82, 0xf4, 0x10, 0x77, 0x04, 0x18,
0xe8, 0xce, 0xdc, 0x45, 0x1b, 0xac, 0x22, 0xbb, 0xda, 0xaf, 0x2a, 0xd2, 0xc2, 0xe8, 0x31, 0x5b,
0xce, 0x9a, 0x39, 0xda, 0x2a, 0xae, 0xcf, 0x43, 0x37, 0x16, 0x70, 0xab, 0x7e, 0x7c, 0x46, 0x76,
0xc3, 0xfc, 0xd1, 0x09, 0xc9, 0x90, 0x27, 0x4d, 0xf8, 0x1c, 0x65, 0x34, 0x9a, 0x40, 0xa0, 0xef,
0x46, 0xb1, 0x7d, 0xa5, 0x05, 0xaf, 0xdd, 0xa8, 0xd0, 0xba, 0x6e, 0x23, 0xd1, 0xee, 0x1f, 0x10,
0x73, 0x0c, 0x73, 0x71, 0x03, 0xb1, 0x44, 0x5c, 0x2f, 0x70, 0x85, 0x2f, 0x84, 0x75, 0x12, 0xfb,
0xb0, 0x57, 0xa1, 0x9b, 0xa6, 0x17, 0xba, 0xe7, 0x09, 0xca, 0x88, 0x36, 0x94, 0x2f, 0x33, 0x34,
0x31, 0x2b, 0x96, 0xd2, 0xa4, 0xe3,
}
func TestPacketIPSecESP(t *testing.T) {
p := gopacket.NewPacket(testPacketIPSecESP, LinkTypeEthernet, gopacket.Default)
if p.ErrorLayer() != nil {
t.Error("Failed to decode packet:", p.ErrorLayer().Error())
}
checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv4, LayerTypeIPSecESP}, t)
}
func BenchmarkDecodePacketIPSecESP(b *testing.B) {
for i := 0; i < b.N; i++ {
gopacket.NewPacket(testPacketIPSecESP, LinkTypeEthernet, gopacket.NoCopy)
}
}
|
