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// Copyright (C) 2014 Nippon Telegraph and Telephone Corporation.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package table
import (
"github.com/osrg/gobgp/packet/bgp"
"github.com/stretchr/testify/assert"
"testing"
"time"
)
// before:
// as-path : 65000, 4000, 400000, 300000, 40001
// expected result:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : 65000, 4000, 400000, 300000, 40001
func TestAsPathAs2Trans1(t *testing.T) {
as := []uint32{65000, 4000, 400000, 300000, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs2ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 2)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS), 5)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[0], uint16(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[1], uint16(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[2], uint16(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[3], uint16(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[4], uint16(40001))
assert.Equal(t, len(msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value), 1)
assert.Equal(t, len(msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS), 5)
assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[1], uint32(4000))
assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[2], uint32(400000))
assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[3], uint32(300000))
assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[4], uint32(40001))
}
// before:
// as-path : 65000, 4000, 40000, 30000, 40001
// expected result:
// as-path : 65000, 4000, 40000, 30000, 40001
func TestAsPathAs2Trans2(t *testing.T) {
as := []uint32{65000, 4000, 40000, 30000, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs2ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS), 5)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[0], uint16(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[1], uint16(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[2], uint16(40000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[3], uint16(30000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[4], uint16(40001))
}
// before:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : 400000, 300000, 40001
// expected result:
// as-path : 65000, 4000, 400000, 300000, 40001
func TestAsPathAs4Trans1(t *testing.T) {
as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{400000, 300000, 40001}
param4s := []*bgp.As4PathParam{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 5)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(400000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(300000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(40001))
}
// before:
// as-path : 65000, 4000, {10, 20, 30}, 23456, 23456, 40001
// as4-path : 400000, 300000, 40001
// expected result:
// as-path : 65000, 4000, {10, 20, 30}, 400000, 300000, 40001
func TestAsPathAs4Trans2(t *testing.T) {
as1 := []uint16{65000, 4000}
param1 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as1)
as2 := []uint16{10, 20, 30}
param2 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as2)
as3 := []uint16{bgp.AS_TRANS, bgp.AS_TRANS, 40001}
param3 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as3)
params := []bgp.AsPathParamInterface{param1, param2, param3}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{400000, 300000, 40001}
param4s := []*bgp.As4PathParam{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 3)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 2)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS), 3)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[0], uint32(10))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[1], uint32(20))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[2], uint32(30))
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS), 3)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[0], uint32(400000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[1], uint32(300000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[2], uint32(40001))
}
// before:
// as-path : 65000, 4000, {10, 20, 30}, 23456, 23456, 40001
// as4-path : 3000, 400000, 300000, 40001
// expected result:
// as-path : 65000, 4000, 3000, 400000, 300000, 40001
func TestAsPathAs4Trans3(t *testing.T) {
as1 := []uint16{65000, 4000}
param1 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as1)
as2 := []uint16{10, 20, 30}
param2 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as2)
as3 := []uint16{bgp.AS_TRANS, bgp.AS_TRANS, 40001}
param3 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as3)
params := []bgp.AsPathParamInterface{param1, param2, param3}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{3000, 400000, 300000, 40001}
param4s := []*bgp.As4PathParam{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 6)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(3000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(400000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(300000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[5], uint32(40001))
}
// before:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : 400000, 300000, 40001, {10, 20, 30}
// expected result:
// as-path : 65000, 400000, 300000, 40001, {10, 20, 30}
func TestAsPathAs4Trans4(t *testing.T) {
as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{400000, 300000, 40001}
as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
as5 := []uint32{10, 20, 30}
as4param2 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as5)
param4s := []*bgp.As4PathParam{as4param1, as4param2}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 2)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 4)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(400000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(300000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(40001))
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS), 3)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[0], uint32(10))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[1], uint32(20))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[2], uint32(30))
}
// before:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : {10, 20, 30} 400000, 300000, 40001
// expected result:
// as-path : 65000, {10, 20, 30}, 400000, 300000, 40001
func TestAsPathAs4Trans5(t *testing.T) {
as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{400000, 300000, 40001}
as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
as5 := []uint32{10, 20, 30}
as4param2 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as5)
param4s := []*bgp.As4PathParam{as4param2, as4param1}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 3)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 1)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS), 3)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[0], uint32(10))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[1], uint32(20))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[2], uint32(30))
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS), 3)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[0], uint32(400000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[1], uint32(300000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[2], uint32(40001))
}
// before:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : 100000, 65000, 4000, 400000, 300000, 40001
// expected result:
// as-path : 65000, 4000, 23456, 23456, 40001
func TestAsPathAs4TransInvalid1(t *testing.T) {
as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{100000, 65000, 4000, 400000, 300000, 40001}
as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
param4s := []*bgp.As4PathParam{as4param1}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 5)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(40001))
}
// before:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : 300000, 40001
// expected result:
// as-path : 65000, 4000, 23456, 300000, 40001
func TestAsPathAs4TransInvalid2(t *testing.T) {
as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{300000, 40001}
as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
param4s := []*bgp.As4PathParam{as4param1}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 5)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(300000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(40001))
}
// before:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : nil
// expected result:
// as-path : 65000, 4000, 23456, 23456, 40001
func TestAsPathAs4TransInvalid3(t *testing.T) {
as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 5)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(40001))
}
// before:
// as-path : 65000, 4000, 23456, 23456, 40001
// as4-path : empty
// expected result:
// as-path : 65000, 4000, 23456, 23456, 40001
func TestAsPathAs4TransInvalid4(t *testing.T) {
as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
aspath := bgp.NewPathAttributeAsPath(params)
as4 := []uint32{}
as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
param4s := []*bgp.As4PathParam{as4param1}
as4path := bgp.NewPathAttributeAs4Path(param4s)
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
UpdatePathAttrs4ByteAs(msg)
assert.Equal(t, len(msg.PathAttributes), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 5)
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(bgp.AS_TRANS))
assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(40001))
}
func TestBMP(t *testing.T) {
aspath1 := []bgp.AsPathParamInterface{
bgp.NewAs4PathParam(2, []uint32{1000000}),
bgp.NewAs4PathParam(1, []uint32{1000001, 1002}),
bgp.NewAs4PathParam(2, []uint32{1003, 100004}),
}
mp_nlri := []bgp.AddrPrefixInterface{bgp.NewIPv6AddrPrefix(100,
"fe80:1234:1234:5667:8967:af12:8912:1023")}
p := []bgp.PathAttributeInterface{
bgp.NewPathAttributeOrigin(3),
bgp.NewPathAttributeAsPath(aspath1),
bgp.NewPathAttributeMpUnreachNLRI(mp_nlri),
}
w := []*bgp.IPAddrPrefix{}
n := []*bgp.IPAddrPrefix{}
msg := bgp.NewBGPUpdateMessage(w, p, n)
pList := ProcessMessage(msg, peerR1(), time.Now())
CreateUpdateMsgFromPaths(pList)
}
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