diff options
Diffstat (limited to 'vendor/github.com/google/gopacket/layers/ospf_test.go')
-rw-r--r-- | vendor/github.com/google/gopacket/layers/ospf_test.go | 559 |
1 files changed, 559 insertions, 0 deletions
diff --git a/vendor/github.com/google/gopacket/layers/ospf_test.go b/vendor/github.com/google/gopacket/layers/ospf_test.go new file mode 100644 index 0000000..930bb4d --- /dev/null +++ b/vendor/github.com/google/gopacket/layers/ospf_test.go @@ -0,0 +1,559 @@ +// Copyright 2017 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 ( + "github.com/google/gopacket" + "reflect" + "testing" +) + +// testPacketOSPF3Hello is the packet: +// 14:43:11.663317 IP6 fe80::1 > ff02::5: OSPFv3, Hello, length 36 +// 0x0000: 3333 0000 0005 c200 1ffa 0001 86dd 6e00 33............n. +// 0x0010: 0000 0024 5901 fe80 0000 0000 0000 0000 ...$Y........... +// 0x0020: 0000 0000 0001 ff02 0000 0000 0000 0000 ................ +// 0x0030: 0000 0000 0005 0301 0024 0101 0101 0000 .........$...... +// 0x0040: 0001 fb86 0000 0000 0005 0100 0013 000a ................ +// 0x0050: 0028 0000 0000 0000 0000 .(........ +var testPacketOSPF3Hello = []byte{ + 0x33, 0x33, 0x00, 0x00, 0x00, 0x05, 0xc2, 0x00, 0x1f, 0xfa, 0x00, 0x01, 0x86, 0xdd, 0x6e, 0x00, + 0x00, 0x00, 0x00, 0x24, 0x59, 0x01, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x03, 0x01, 0x00, 0x24, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, + 0x00, 0x01, 0xfb, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x01, 0x00, 0x00, 0x13, 0x00, 0x0a, + 0x00, 0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +} + +func TestPacketOSPF3Hello(t *testing.T) { + p := gopacket.NewPacket(testPacketOSPF3Hello, LinkTypeEthernet, gopacket.Default) + if p.ErrorLayer() != nil { + t.Error("Failed to decode packet:", p.ErrorLayer().Error()) + } + checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv6, LayerTypeOSPF}, t) + + ospf := p.Layer(LayerTypeOSPF).(*OSPFv3) + if ospf.Version != 3 { + t.Fatal("Invalid OSPF version") + } + if got, ok := p.Layer(LayerTypeOSPF).(*OSPFv3); ok { + want := &OSPFv3{ + OSPF: OSPF{ + Version: 3, + Type: OSPFHello, + PacketLength: 36, + RouterID: 0x1010101, + AreaID: 1, + Checksum: 0xfb86, + Content: HelloPkg{ + InterfaceID: 5, + RtrPriority: 1, + Options: 0x000013, + HelloInterval: 10, + RouterDeadInterval: 40, + DesignatedRouterID: 0, + BackupDesignatedRouterID: 0, + }, + }, + Instance: 0, + Reserved: 0, + } + if !reflect.DeepEqual(got, want) { + t.Errorf("OSPF packet processing failed:\ngot :\n%#v\n\nwant :\n%#v\n\n", got, want) + } + } else { + t.Error("No OSPF layer type found in packet") + } +} +func BenchmarkDecodePacketPacket0(b *testing.B) { + for i := 0; i < b.N; i++ { + gopacket.NewPacket(testPacketOSPF3Hello, LinkTypeEthernet, gopacket.NoCopy) + } +} + +// testPacketOSPF3DBDesc is the packet: +// 14:43:51.657571 IP6 fe80::2 > fe80::1: OSPFv3, Database Description, length 28 +// 0x0000: c200 1ffa 0001 c201 1ffa 0001 86dd 6e00 ..............n. +// 0x0010: 0000 001c 5901 fe80 0000 0000 0000 0000 ....Y........... +// 0x0020: 0000 0000 0002 fe80 0000 0000 0000 0000 ................ +// 0x0030: 0000 0000 0001 0302 001c 0202 0202 0000 ................ +// 0x0040: 0001 d826 0000 0000 0013 05dc 0007 0000 ...&............ +// 0x0050: 1d46 .F +var testPacketOSPF3DBDesc = []byte{ + 0xc2, 0x00, 0x1f, 0xfa, 0x00, 0x01, 0xc2, 0x01, 0x1f, 0xfa, 0x00, 0x01, 0x86, 0xdd, 0x6e, 0x00, + 0x00, 0x00, 0x00, 0x1c, 0x59, 0x01, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0x02, 0x00, 0x1c, 0x02, 0x02, 0x02, 0x02, 0x00, 0x00, + 0x00, 0x01, 0xd8, 0x26, 0x00, 0x00, 0x00, 0x00, 0x00, 0x13, 0x05, 0xdc, 0x00, 0x07, 0x00, 0x00, + 0x1d, 0x46, +} + +func TestPacketOSPF3DBDesc(t *testing.T) { + p := gopacket.NewPacket(testPacketOSPF3DBDesc, LinkTypeEthernet, gopacket.Default) + if p.ErrorLayer() != nil { + t.Error("Failed to decode packet:", p.ErrorLayer().Error()) + } + checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv6, LayerTypeOSPF}, t) + if got, ok := p.Layer(LayerTypeOSPF).(*OSPFv3); ok { + want := &OSPFv3{ + OSPF: OSPF{ + Version: 3, + Type: OSPFDatabaseDescription, + PacketLength: 28, + RouterID: 0x2020202, + AreaID: 1, + Checksum: 0xd826, + Content: DbDescPkg{ + Options: 0x000013, + InterfaceMTU: 1500, + Flags: 0x7, + DDSeqNumber: 7494, + }, + }, + Instance: 0, + Reserved: 0, + } + if !reflect.DeepEqual(got, want) { + t.Errorf("OSPF packet processing failed:\ngot :\n%#v\n\nwant :\n%#v\n\n", got, want) + } + } else { + t.Error("No OSPF layer type found in packet") + } +} +func BenchmarkDecodePacketPacket1(b *testing.B) { + for i := 0; i < b.N; i++ { + gopacket.NewPacket(testPacketOSPF3DBDesc, LinkTypeEthernet, gopacket.NoCopy) + } +} + +// testPacketOSPF3LSRequest is the packet: +// 14:43:51.673584 IP6 fe80::2 > fe80::1: OSPFv3, LS-Request, length 100 +// 0x0000: c200 1ffa 0001 c201 1ffa 0001 86dd 6e00 ..............n. +// 0x0010: 0000 0064 5901 fe80 0000 0000 0000 0000 ...dY........... +// 0x0020: 0000 0000 0002 fe80 0000 0000 0000 0000 ................ +// 0x0030: 0000 0000 0001 0303 0064 0202 0202 0000 .........d...... +// 0x0040: 0001 2c9a 0000 0000 2001 0000 0000 0101 ..,............. +// 0x0050: 0101 0000 2003 0000 0003 0101 0101 0000 ................ +// 0x0060: 2003 0000 0002 0101 0101 0000 2003 0000 ................ +// 0x0070: 0001 0101 0101 0000 2003 0000 0000 0101 ................ +// 0x0080: 0101 0000 0008 0000 0005 0101 0101 0000 ................ +// 0x0090: 2009 0000 0000 0101 0101 .......... +var testPacketOSPF3LSRequest = []byte{ + 0xc2, 0x00, 0x1f, 0xfa, 0x00, 0x01, 0xc2, 0x01, 0x1f, 0xfa, 0x00, 0x01, 0x86, 0xdd, 0x6e, 0x00, + 0x00, 0x00, 0x00, 0x64, 0x59, 0x01, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0x03, 0x00, 0x64, 0x02, 0x02, 0x02, 0x02, 0x00, 0x00, + 0x00, 0x01, 0x2c, 0x9a, 0x00, 0x00, 0x00, 0x00, 0x20, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, + 0x01, 0x01, 0x00, 0x00, 0x20, 0x03, 0x00, 0x00, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, + 0x20, 0x03, 0x00, 0x00, 0x00, 0x02, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x20, 0x03, 0x00, 0x00, + 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x20, 0x03, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, + 0x01, 0x01, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x05, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, + 0x20, 0x09, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, +} + +func TestPacketOSPF3LSRequest(t *testing.T) { + p := gopacket.NewPacket(testPacketOSPF3LSRequest, LinkTypeEthernet, gopacket.Default) + if p.ErrorLayer() != nil { + t.Error("Failed to decode packet:", p.ErrorLayer().Error()) + } + checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv6, LayerTypeOSPF}, t) + if got, ok := p.Layer(LayerTypeOSPF).(*OSPFv3); ok { + want := &OSPFv3{ + OSPF: OSPF{ + Version: 3, + Type: OSPFLinkStateRequest, + PacketLength: 100, + RouterID: 0x2020202, + AreaID: 1, + Checksum: 0x2c9a, + Content: []LSReq{ + LSReq{ + LSType: 0x2001, + LSID: 0x00000000, + AdvRouter: 0x01010101, + }, + LSReq{ + LSType: 0x2003, + LSID: 0x00000003, + AdvRouter: 0x01010101, + }, + LSReq{ + LSType: 0x2003, + LSID: 0x00000002, + AdvRouter: 0x01010101, + }, + LSReq{ + LSType: 0x2003, + LSID: 0x00000001, + AdvRouter: 0x01010101, + }, + LSReq{ + LSType: 0x2003, + LSID: 0x00000000, + AdvRouter: 0x01010101, + }, + LSReq{ + LSType: 0x0008, + LSID: 0x00000005, + AdvRouter: 0x01010101, + }, + LSReq{ + LSType: 0x2009, + LSID: 0x00000000, + AdvRouter: 0x01010101, + }, + }, + }, + Instance: 0, + Reserved: 0, + } + if !reflect.DeepEqual(got, want) { + t.Errorf("OSPF packet processing failed:\ngot :\n%#v\n\nwant :\n%#v\n\n", got, want) + } + } else { + t.Error("No OSPF layer type found in packet") + } +} +func BenchmarkDecodePacketPacket2(b *testing.B) { + for i := 0; i < b.N; i++ { + gopacket.NewPacket(testPacketOSPF3LSRequest, LinkTypeEthernet, gopacket.NoCopy) + } +} + +// testPacketOSPF3LSUpdate is the packet: +// 14:43:51.681554 IP6 fe80::1 > fe80::2: OSPFv3, LS-Update, length 288 +// 0x0000: c201 1ffa 0001 c200 1ffa 0001 86dd 6e00 ..............n. +// 0x0010: 0000 0120 5901 fe80 0000 0000 0000 0000 ....Y........... +// 0x0020: 0000 0000 0001 fe80 0000 0000 0000 0000 ................ +// 0x0030: 0000 0000 0002 0304 0120 0101 0101 0000 ................ +// 0x0040: 0001 e556 0000 0000 0007 0028 2001 0000 ...V.......(.... +// 0x0050: 0000 0101 0101 8000 0002 d13a 0018 0100 ...........:.... +// 0x0060: 0033 0029 2003 0000 0003 0101 0101 8000 .3.)............ +// 0x0070: 0001 6259 0024 0000 004a 4000 0000 2001 ..bY.$...J@..... +// 0x0080: 0db8 0000 0003 0029 2003 0000 0002 0101 .......)........ +// 0x0090: 0101 8000 0001 baf6 0024 0000 0054 4000 .........$...T@. +// 0x00a0: 0000 2001 0db8 0000 0004 0029 2003 0000 ...........).... +// 0x00b0: 0001 0101 0101 8000 0001 eba0 0024 0000 .............$.. +// 0x00c0: 004a 4000 0000 2001 0db8 0000 0034 0029 .J@..........4.) +// 0x00d0: 2003 0000 0000 0101 0101 8000 0001 0ebd ................ +// 0x00e0: 0024 0000 0040 4000 0000 2001 0db8 0000 .$...@@......... +// 0x00f0: 0000 0023 0008 0000 0005 0101 0101 8000 ...#............ +// 0x0100: 0002 3d08 0038 0100 0033 fe80 0000 0000 ..=..8...3...... +// 0x0110: 0000 0000 0000 0000 0001 0000 0001 4000 ..............@. +// 0x0120: 0000 2001 0db8 0000 0012 0023 2009 0000 ...........#.... +// 0x0130: 0000 0101 0101 8000 0001 e8d2 002c 0001 .............,.. +// 0x0140: 2001 0000 0000 0101 0101 4000 000a 2001 ..........@..... +// 0x0150: 0db8 0000 0012 ...... +var testPacketOSPF3LSUpdate = []byte{ + 0xc2, 0x01, 0x1f, 0xfa, 0x00, 0x01, 0xc2, 0x00, 0x1f, 0xfa, 0x00, 0x01, 0x86, 0xdd, 0x6e, 0x00, + 0x00, 0x00, 0x01, 0x20, 0x59, 0x01, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x03, 0x04, 0x01, 0x20, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, + 0x00, 0x01, 0xe5, 0x56, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x28, 0x20, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x80, 0x00, 0x00, 0x02, 0xd1, 0x3a, 0x00, 0x18, 0x01, 0x00, + 0x00, 0x33, 0x00, 0x29, 0x20, 0x03, 0x00, 0x00, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x80, 0x00, + 0x00, 0x01, 0x62, 0x59, 0x00, 0x24, 0x00, 0x00, 0x00, 0x4a, 0x40, 0x00, 0x00, 0x00, 0x20, 0x01, + 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x03, 0x00, 0x29, 0x20, 0x03, 0x00, 0x00, 0x00, 0x02, 0x01, 0x01, + 0x01, 0x01, 0x80, 0x00, 0x00, 0x01, 0xba, 0xf6, 0x00, 0x24, 0x00, 0x00, 0x00, 0x54, 0x40, 0x00, + 0x00, 0x00, 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x04, 0x00, 0x29, 0x20, 0x03, 0x00, 0x00, + 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80, 0x00, 0x00, 0x01, 0xeb, 0xa0, 0x00, 0x24, 0x00, 0x00, + 0x00, 0x4a, 0x40, 0x00, 0x00, 0x00, 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x34, 0x00, 0x29, + 0x20, 0x03, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x80, 0x00, 0x00, 0x01, 0x0e, 0xbd, + 0x00, 0x24, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00, 0x00, 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x23, 0x00, 0x08, 0x00, 0x00, 0x00, 0x05, 0x01, 0x01, 0x01, 0x01, 0x80, 0x00, + 0x00, 0x02, 0x3d, 0x08, 0x00, 0x38, 0x01, 0x00, 0x00, 0x33, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x40, 0x00, + 0x00, 0x00, 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x12, 0x00, 0x23, 0x20, 0x09, 0x00, 0x00, + 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x80, 0x00, 0x00, 0x01, 0xe8, 0xd2, 0x00, 0x2c, 0x00, 0x01, + 0x20, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x40, 0x00, 0x00, 0x0a, 0x20, 0x01, + 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x12, +} + +func TestPacketOSPF3LSUpdate(t *testing.T) { + p := gopacket.NewPacket(testPacketOSPF3LSUpdate, LinkTypeEthernet, gopacket.Default) + if p.ErrorLayer() != nil { + t.Error("Failed to decode packet:", p.ErrorLayer().Error()) + } + checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv6, LayerTypeOSPF}, t) + if got, ok := p.Layer(LayerTypeOSPF).(*OSPFv3); ok { + want := &OSPFv3{ + OSPF: OSPF{ + Version: 3, + Type: OSPFLinkStateUpdate, + PacketLength: 288, + RouterID: 0x1010101, + AreaID: 1, + Checksum: 0xe556, + Content: LSUpdate{ + NumOfLSAs: 7, + LSAs: []LSA{ + LSA{ + LSAheader: LSAheader{ + LSAge: 40, + LSType: 0x2001, + LinkStateID: 0x00000000, + AdvRouter: 0x01010101, + LSSeqNumber: 0x80000002, + LSChecksum: 0xd13a, + Length: 24, + }, + Content: RouterLSA{ + Flags: 0x1, + Options: 0x33, + }, + }, + LSA{ + LSAheader: LSAheader{ + LSAge: 41, + LSType: 0x2003, + LinkStateID: 0x00000003, + AdvRouter: 0x01010101, + LSSeqNumber: 0x80000001, + LSChecksum: 0x6259, + Length: 36, + }, + Content: InterAreaPrefixLSA{ + Metric: 74, + PrefixLength: 64, + PrefixOptions: 0, + AddressPrefix: []byte{0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x03}, + }, + }, + LSA{ + LSAheader: LSAheader{ + LSAge: 41, + LSType: 0x2003, + LinkStateID: 0x00000002, + AdvRouter: 0x01010101, + LSSeqNumber: 0x80000001, + LSChecksum: 0xbaf6, + Length: 36, + }, + Content: InterAreaPrefixLSA{ + Metric: 84, + PrefixLength: 64, + PrefixOptions: 0, + AddressPrefix: []byte{0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x4}, + }, + }, + LSA{ + LSAheader: LSAheader{ + LSAge: 41, + LSType: 0x2003, + LinkStateID: 0x00000001, + AdvRouter: 0x01010101, + LSSeqNumber: 0x80000001, + LSChecksum: 0xeba0, + Length: 36, + }, + Content: InterAreaPrefixLSA{ + Metric: 74, + PrefixLength: 64, + PrefixOptions: 0, + AddressPrefix: []byte{0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x34}, + }, + }, + LSA{ + LSAheader: LSAheader{ + LSAge: 41, + LSType: 0x2003, + LinkStateID: 0x00000000, + AdvRouter: 0x01010101, + LSSeqNumber: 0x80000001, + LSChecksum: 0xebd, + Length: 36, + }, + Content: InterAreaPrefixLSA{ + Metric: 64, + PrefixLength: 64, + PrefixOptions: 0, + AddressPrefix: []byte{0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0}, + }, + }, + LSA{ + LSAheader: LSAheader{ + LSAge: 35, + LSType: 0x8, + LinkStateID: 0x00000005, + AdvRouter: 0x01010101, + LSSeqNumber: 0x80000002, + LSChecksum: 0x3d08, + Length: 56, + }, + Content: LinkLSA{ + RtrPriority: 1, + Options: 0x33, + LinkLocalAddress: []byte{0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}, + NumOfPrefixes: 1, + Prefixes: []Prefix{ + Prefix{ + PrefixLength: 64, + PrefixOptions: 0, + AddressPrefix: []byte{0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x12}, + }, + }, + }, + }, + LSA{ + LSAheader: LSAheader{ + LSAge: 35, + LSType: 0x2009, + LinkStateID: 0x00000000, + AdvRouter: 0x01010101, + LSSeqNumber: 0x80000001, + LSChecksum: 0xe8d2, + Length: 44, + }, + Content: IntraAreaPrefixLSA{ + NumOfPrefixes: 1, + RefLSType: 0x2001, + RefAdvRouter: 0x01010101, + Prefixes: []Prefix{ + Prefix{ + PrefixLength: 64, + PrefixOptions: 0, + Metric: 10, + AddressPrefix: []byte{0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x12}, + }, + }, + }, + }, + }, + }, + }, + Instance: 0, + Reserved: 0, + } + if !reflect.DeepEqual(got, want) { + t.Errorf("OSPF packet processing failed:\ngot :\n%#v\n\nwant :\n%#v\n\n", got, want) + } + } else { + t.Error("No OSPF layer type found in packet") + } +} +func BenchmarkDecodePacketPacket3(b *testing.B) { + for i := 0; i < b.N; i++ { + gopacket.NewPacket(testPacketOSPF3LSUpdate, LinkTypeEthernet, gopacket.NoCopy) + } +} + +// testPacketOSPF3LSAck is the packet: +// 14:43:54.185384 IP6 fe80::1 > ff02::5: OSPFv3, LS-Ack, length 136 +// 0x0000: 3333 0000 0005 c200 1ffa 0001 86dd 6e00 33............n. +// 0x0010: 0000 0088 5901 fe80 0000 0000 0000 0000 ....Y........... +// 0x0020: 0000 0000 0001 ff02 0000 0000 0000 0000 ................ +// 0x0030: 0000 0000 0005 0305 0088 0101 0101 0000 ................ +// 0x0040: 0001 9d2c 0000 0005 2001 0000 0000 0202 ...,............ +// 0x0050: 0202 8000 0002 b354 0018 0006 2003 0000 .......T........ +// 0x0060: 0003 0202 0202 8000 0001 4473 0024 0006 ..........Ds.$.. +// 0x0070: 2003 0000 0002 0202 0202 8000 0001 9c11 ................ +// 0x0080: 0024 0006 2003 0000 0001 0202 0202 8000 .$.............. +// 0x0090: 0001 cdba 0024 0006 2003 0000 0000 0202 .....$.......... +// 0x00a0: 0202 8000 0001 efd7 0024 0005 0008 0000 .........$...... +// 0x00b0: 0005 0202 0202 8000 0001 5433 002c ..........T3., +var testPacketOSPF3LSAck = []byte{ + 0x33, 0x33, 0x00, 0x00, 0x00, 0x05, 0xc2, 0x00, 0x1f, 0xfa, 0x00, 0x01, 0x86, 0xdd, 0x6e, 0x00, + 0x00, 0x00, 0x00, 0x88, 0x59, 0x01, 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x03, 0x05, 0x00, 0x88, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, + 0x00, 0x01, 0x9d, 0x2c, 0x00, 0x00, 0x00, 0x05, 0x20, 0x01, 0x00, 0x00, 0x00, 0x00, 0x02, 0x02, + 0x02, 0x02, 0x80, 0x00, 0x00, 0x02, 0xb3, 0x54, 0x00, 0x18, 0x00, 0x06, 0x20, 0x03, 0x00, 0x00, + 0x00, 0x03, 0x02, 0x02, 0x02, 0x02, 0x80, 0x00, 0x00, 0x01, 0x44, 0x73, 0x00, 0x24, 0x00, 0x06, + 0x20, 0x03, 0x00, 0x00, 0x00, 0x02, 0x02, 0x02, 0x02, 0x02, 0x80, 0x00, 0x00, 0x01, 0x9c, 0x11, + 0x00, 0x24, 0x00, 0x06, 0x20, 0x03, 0x00, 0x00, 0x00, 0x01, 0x02, 0x02, 0x02, 0x02, 0x80, 0x00, + 0x00, 0x01, 0xcd, 0xba, 0x00, 0x24, 0x00, 0x06, 0x20, 0x03, 0x00, 0x00, 0x00, 0x00, 0x02, 0x02, + 0x02, 0x02, 0x80, 0x00, 0x00, 0x01, 0xef, 0xd7, 0x00, 0x24, 0x00, 0x05, 0x00, 0x08, 0x00, 0x00, + 0x00, 0x05, 0x02, 0x02, 0x02, 0x02, 0x80, 0x00, 0x00, 0x01, 0x54, 0x33, 0x00, 0x2c, +} + +func TestPacketOSPF3LSAck(t *testing.T) { + p := gopacket.NewPacket(testPacketOSPF3LSAck, LinkTypeEthernet, gopacket.Default) + if p.ErrorLayer() != nil { + t.Error("Failed to decode packet:", p.ErrorLayer().Error()) + } + checkLayers(p, []gopacket.LayerType{LayerTypeEthernet, LayerTypeIPv6, LayerTypeOSPF}, t) + if got, ok := p.Layer(LayerTypeOSPF).(*OSPFv3); ok { + want := &OSPFv3{ + OSPF: OSPF{ + Version: 3, + Type: OSPFLinkStateAcknowledgment, + PacketLength: 136, + RouterID: 0x1010101, + AreaID: 1, + Checksum: 0x9d2c, + Content: []LSAheader{ + LSAheader{ + LSAge: 5, + LSType: 0x2001, + LinkStateID: 0x00000000, + AdvRouter: 0x02020202, + LSSeqNumber: 0x80000002, + LSChecksum: 0xb354, + Length: 24, + }, + LSAheader{ + LSAge: 6, + LSType: 0x2003, + LinkStateID: 0x00000003, + AdvRouter: 0x02020202, + LSSeqNumber: 0x80000001, + LSChecksum: 0x4473, + Length: 36, + }, + LSAheader{ + LSAge: 6, + LSType: 0x2003, + LinkStateID: 0x00000002, + AdvRouter: 0x02020202, + LSSeqNumber: 0x80000001, + LSChecksum: 0x9c11, + Length: 36, + }, + LSAheader{ + LSAge: 6, + LSType: 0x2003, + LinkStateID: 0x00000001, + AdvRouter: 0x02020202, + LSSeqNumber: 0x80000001, + LSChecksum: 0xcdba, + Length: 36, + }, + LSAheader{ + LSAge: 6, + LSType: 0x2003, + LinkStateID: 0x00000000, + AdvRouter: 0x02020202, + LSSeqNumber: 0x80000001, + LSChecksum: 0xefd7, + Length: 36, + }, + LSAheader{ + LSAge: 5, + LSType: 0x0008, + LinkStateID: 0x00000005, + AdvRouter: 0x02020202, + LSSeqNumber: 0x80000001, + LSChecksum: 0x5433, + Length: 44, + }, + }, + }, + Instance: 0, + Reserved: 0, + } + if !reflect.DeepEqual(got, want) { + t.Errorf("OSPF packet processing failed:\ngot :\n%#v\n\nwant :\n%#v\n\n", got, want) + } + } else { + t.Error("No OSPF layer type found in packet") + } +} +func BenchmarkDecodePacketPacket4(b *testing.B) { + for i := 0; i < b.N; i++ { + gopacket.NewPacket(testPacketOSPF3LSAck, LinkTypeEthernet, gopacket.NoCopy) + } +} |