diff options
Diffstat (limited to 'packet')
| -rw-r--r-- | packet/bgp/bgp_test.go | 124 |
1 files changed, 123 insertions, 1 deletions
diff --git a/packet/bgp/bgp_test.go b/packet/bgp/bgp_test.go index 923d779a..cee2b3ab 100644 --- a/packet/bgp/bgp_test.go +++ b/packet/bgp/bgp_test.go @@ -539,7 +539,7 @@ func Test_CompareFlowSpecNLRI(t *testing.T) { assert.True(r < 0) } -func Test_NLRIwithIPv4MappedIPv6prefix(t *testing.T) { +func Test_MpReachNLRIWithIPv4MappedIPv6Prefix(t *testing.T) { assert := assert.New(t) n1 := NewIPv6AddrPrefix(120, "::ffff:10.0.0.1") buf1, err := n1.Serialize() @@ -617,3 +617,125 @@ func Test_MpReachNLRIWithIPv6PrefixWithIPv4Peering(t *testing.T) { // Test serialised value assert.Equal(bufin, bufout) } + +func Test_MpReachNLRIWithIPv6PrefixWithLinkLocalNexthop(t *testing.T) { + assert := assert.New(t) + bufin := []byte{ + 0x80, 0x0e, 0x2c, // flags(1), type(1), length(1) + 0x00, 0x02, 0x01, 0x20, // afi(2), safi(1), nexthoplen(1) + 0x20, 0x01, 0x0d, 0xb8, // nexthop(32) + 0x00, 0x01, 0x00, 0x00, // = "2001:db8:1::1" + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x01, + 0xfe, 0x80, 0x00, 0x00, // + "fe80::1" (link local) + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x01, + 0x00, // reserved(1) + 0x30, 0x20, 0x10, 0x0a, // nlri(7) + 0xb8, 0x00, 0x01, // = "2010:ab8:1::/48" + } + // Test DecodeFromBytes() + p := &PathAttributeMpReachNLRI{} + err := p.DecodeFromBytes(bufin) + assert.Nil(err) + // Test decoded values + assert.Equal(BGPAttrFlag(0x80), p.Flags) + assert.Equal(BGPAttrType(0xe), p.Type) + assert.Equal(uint16(0x2c), p.Length) + assert.Equal(uint16(AFI_IP6), p.AFI) + assert.Equal(uint8(SAFI_UNICAST), p.SAFI) + assert.Equal(net.ParseIP("2001:db8:1::1"), p.Nexthop) + assert.Equal(net.ParseIP("fe80::1"), p.LinkLocalNexthop) + value := []AddrPrefixInterface{ + NewIPv6AddrPrefix(48, "2010:ab8:1::"), + } + assert.Equal(value, p.Value) + // Test Serialize() + bufout, err := p.Serialize() + assert.Nil(err) + // Test serialised value + assert.Equal(bufin, bufout) +} + +func Test_MpReachNLRIWithVPNv4Prefix(t *testing.T) { + assert := assert.New(t) + bufin := []byte{ + 0x80, 0x0e, 0x20, // flags(1), type(1), length(1) + 0x00, 0x01, 0x80, 0x0c, // afi(2), safi(1), nexthoplen(1) + 0x00, 0x00, 0x00, 0x00, // nexthop(12) + 0x00, 0x00, 0x00, 0x00, // = (rd:"0:0",) "172.20.0.1" + 0xac, 0x14, 0x00, 0x01, + 0x00, // reserved(1) + 0x70, 0x00, 0x01, 0x01, // nlri(15) + 0x00, 0x00, 0xfd, 0xe8, // = label:16, rd:"65000:100", prefix:"10.1.1.0/24" + 0x00, 0x00, 0x00, 0x64, + 0x0a, 0x01, 0x01, + } + // Test DecodeFromBytes() + p := &PathAttributeMpReachNLRI{} + err := p.DecodeFromBytes(bufin) + assert.Nil(err) + // Test decoded values + assert.Equal(BGPAttrFlag(0x80), p.Flags) + assert.Equal(BGPAttrType(0xe), p.Type) + assert.Equal(uint16(0x20), p.Length) + assert.Equal(uint16(AFI_IP), p.AFI) + assert.Equal(uint8(SAFI_MPLS_VPN), p.SAFI) + assert.Equal(net.ParseIP("172.20.0.1").To4(), p.Nexthop) + assert.Equal(net.ParseIP(""), p.LinkLocalNexthop) + value := []AddrPrefixInterface{ + NewLabeledVPNIPAddrPrefix(24, "10.1.1.0", *NewMPLSLabelStack(16), + NewRouteDistinguisherTwoOctetAS(65000, 100)), + } + assert.Equal(value, p.Value) + // Test Serialize() + bufout, err := p.Serialize() + assert.Nil(err) + // Test serialised value + assert.Equal(bufin, bufout) +} + +func Test_MpReachNLRIWithVPNv6Prefix(t *testing.T) { + assert := assert.New(t) + bufin := []byte{ + 0x80, 0x0e, 0x39, // flags(1), type(1), length(1) + 0x00, 0x02, 0x80, 0x18, // afi(2), safi(1), nexthoplen(1) + 0x00, 0x00, 0x00, 0x00, // nexthop(24) + 0x00, 0x00, 0x00, 0x00, // = (rd:"0:0",) "2001:db8:1::1" + 0x20, 0x01, 0x0d, 0xb8, + 0x00, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x01, + 0x00, // reserved(1) + 0xd4, 0x00, 0x01, 0x01, // nlri(28) + 0x00, 0x00, 0xfd, 0xe8, // = label:16, rd:"65000:100", prefix:"2001:1::/124" + 0x00, 0x00, 0x00, 0x64, + 0x20, 0x01, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + } + // Test DecodeFromBytes() + p := &PathAttributeMpReachNLRI{} + err := p.DecodeFromBytes(bufin) + assert.Nil(err) + // Test decoded values + assert.Equal(BGPAttrFlag(0x80), p.Flags) + assert.Equal(BGPAttrType(0xe), p.Type) + assert.Equal(uint16(0x39), p.Length) + assert.Equal(uint16(AFI_IP6), p.AFI) + assert.Equal(uint8(SAFI_MPLS_VPN), p.SAFI) + assert.Equal(net.ParseIP("2001:db8:1::1"), p.Nexthop) + assert.Equal(net.ParseIP(""), p.LinkLocalNexthop) + value := []AddrPrefixInterface{ + NewLabeledVPNIPv6AddrPrefix(124, "2001:1::", *NewMPLSLabelStack(16), + NewRouteDistinguisherTwoOctetAS(65000, 100)), + } + assert.Equal(value, p.Value) + // Test Serialize() + bufout, err := p.Serialize() + assert.Nil(err) + // Test serialised value + assert.Equal(bufin, bufout) +} |