mirror of
https://github.com/cloudnativelabs/kube-router.git
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435 lines
24 KiB
Go
435 lines
24 KiB
Go
// Copyright (C) 2014 Nippon Telegraph and Telephone Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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// implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package table
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import (
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"github.com/osrg/gobgp/packet/bgp"
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"github.com/stretchr/testify/assert"
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"reflect"
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"testing"
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"time"
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)
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// before:
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// as-path : 65000, 4000, 400000, 300000, 40001
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// expected result:
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// as-path : 65000, 4000, 23456, 23456, 40001
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// as4-path : 65000, 4000, 400000, 300000, 40001
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func TestAsPathAs2Trans1(t *testing.T) {
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as := []uint32{65000, 4000, 400000, 300000, 40001}
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params := []bgp.AsPathParamInterface{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
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aspath := bgp.NewPathAttributeAsPath(params)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs2ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 2)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS), 5)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[0], uint16(65000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[1], uint16(4000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[2], uint16(bgp.AS_TRANS))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[3], uint16(bgp.AS_TRANS))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[4], uint16(40001))
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assert.Equal(t, len(msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value), 1)
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assert.Equal(t, len(msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS), 5)
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assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[0], uint32(65000))
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assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[1], uint32(4000))
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assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[2], uint32(400000))
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assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[3], uint32(300000))
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assert.Equal(t, msg.PathAttributes[1].(*bgp.PathAttributeAs4Path).Value[0].AS[4], uint32(40001))
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}
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// before:
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// as-path : 65000, 4000, 40000, 30000, 40001
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// expected result:
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// as-path : 65000, 4000, 40000, 30000, 40001
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func TestAsPathAs2Trans2(t *testing.T) {
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as := []uint32{65000, 4000, 40000, 30000, 40001}
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params := []bgp.AsPathParamInterface{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
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aspath := bgp.NewPathAttributeAsPath(params)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs2ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS), 5)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[0], uint16(65000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[1], uint16(4000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[2], uint16(40000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[3], uint16(30000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.AsPathParam).AS[4], uint16(40001))
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}
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// before:
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// as-path : 65000, 4000, 23456, 23456, 40001
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// as4-path : 400000, 300000, 40001
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// expected result:
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// as-path : 65000, 4000, 400000, 300000, 40001
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func TestAsPathAs4Trans1(t *testing.T) {
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as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
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params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
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aspath := bgp.NewPathAttributeAsPath(params)
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as4 := []uint32{400000, 300000, 40001}
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param4s := []*bgp.As4PathParam{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)}
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as4path := bgp.NewPathAttributeAs4Path(param4s)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs4ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 5)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(400000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(300000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(40001))
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}
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// before:
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// as-path : 65000, 4000, {10, 20, 30}, 23456, 23456, 40001
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// as4-path : 400000, 300000, 40001
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// expected result:
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// as-path : 65000, 4000, {10, 20, 30}, 400000, 300000, 40001
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func TestAsPathAs4Trans2(t *testing.T) {
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as1 := []uint16{65000, 4000}
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param1 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as1)
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as2 := []uint16{10, 20, 30}
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param2 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as2)
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as3 := []uint16{bgp.AS_TRANS, bgp.AS_TRANS, 40001}
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param3 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as3)
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params := []bgp.AsPathParamInterface{param1, param2, param3}
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aspath := bgp.NewPathAttributeAsPath(params)
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as4 := []uint32{400000, 300000, 40001}
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param4s := []*bgp.As4PathParam{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)}
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as4path := bgp.NewPathAttributeAs4Path(param4s)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs4ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 3)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 2)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS), 3)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[0], uint32(10))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[1], uint32(20))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[2], uint32(30))
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS), 3)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[0], uint32(400000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[1], uint32(300000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[2], uint32(40001))
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}
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// before:
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// as-path : 65000, 4000, {10, 20, 30}, 23456, 23456, 40001
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// as4-path : 3000, 400000, 300000, 40001
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// expected result:
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// as-path : 65000, 4000, 3000, 400000, 300000, 40001
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func TestAsPathAs4Trans3(t *testing.T) {
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as1 := []uint16{65000, 4000}
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param1 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as1)
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as2 := []uint16{10, 20, 30}
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param2 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as2)
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as3 := []uint16{bgp.AS_TRANS, bgp.AS_TRANS, 40001}
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param3 := bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as3)
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params := []bgp.AsPathParamInterface{param1, param2, param3}
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aspath := bgp.NewPathAttributeAsPath(params)
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as4 := []uint32{3000, 400000, 300000, 40001}
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param4s := []*bgp.As4PathParam{bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)}
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as4path := bgp.NewPathAttributeAs4Path(param4s)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs4ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 6)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(3000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(400000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(300000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[5], uint32(40001))
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}
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// before:
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// as-path : 65000, 4000, 23456, 23456, 40001
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// as4-path : 400000, 300000, 40001, {10, 20, 30}
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// expected result:
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// as-path : 65000, 400000, 300000, 40001, {10, 20, 30}
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func TestAsPathAs4Trans4(t *testing.T) {
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as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
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params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
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aspath := bgp.NewPathAttributeAsPath(params)
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as4 := []uint32{400000, 300000, 40001}
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as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
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as5 := []uint32{10, 20, 30}
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as4param2 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as5)
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param4s := []*bgp.As4PathParam{as4param1, as4param2}
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as4path := bgp.NewPathAttributeAs4Path(param4s)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs4ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 2)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 4)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(400000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(300000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(40001))
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS), 3)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[0], uint32(10))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[1], uint32(20))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[2], uint32(30))
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}
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// before:
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// as-path : 65000, 4000, 23456, 23456, 40001
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// as4-path : {10, 20, 30} 400000, 300000, 40001
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// expected result:
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// as-path : 65000, {10, 20, 30}, 400000, 300000, 40001
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func TestAsPathAs4Trans5(t *testing.T) {
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as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
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params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
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aspath := bgp.NewPathAttributeAsPath(params)
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as4 := []uint32{400000, 300000, 40001}
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as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
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as5 := []uint32{10, 20, 30}
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as4param2 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, as5)
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param4s := []*bgp.As4PathParam{as4param2, as4param1}
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as4path := bgp.NewPathAttributeAs4Path(param4s)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs4ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 3)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 1)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS), 3)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[0], uint32(10))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[1], uint32(20))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[1].(*bgp.As4PathParam).AS[2], uint32(30))
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS), 3)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[0], uint32(400000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[1], uint32(300000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[2].(*bgp.As4PathParam).AS[2], uint32(40001))
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}
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// before:
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// as-path : 65000, 4000, 23456, 23456, 40001
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// as4-path : 100000, 65000, 4000, 400000, 300000, 40001
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// expected result:
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// as-path : 65000, 4000, 23456, 23456, 40001
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func TestAsPathAs4TransInvalid1(t *testing.T) {
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as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
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params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
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aspath := bgp.NewPathAttributeAsPath(params)
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as4 := []uint32{100000, 65000, 4000, 400000, 300000, 40001}
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as4param1 := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as4)
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param4s := []*bgp.As4PathParam{as4param1}
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as4path := bgp.NewPathAttributeAs4Path(param4s)
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msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{aspath, as4path}, nil).Body.(*bgp.BGPUpdate)
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UpdatePathAttrs4ByteAs(msg)
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assert.Equal(t, len(msg.PathAttributes), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value), 1)
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assert.Equal(t, len(msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS), 5)
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[0], uint32(65000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[1], uint32(4000))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[2], uint32(bgp.AS_TRANS))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[3], uint32(bgp.AS_TRANS))
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assert.Equal(t, msg.PathAttributes[0].(*bgp.PathAttributeAsPath).Value[0].(*bgp.As4PathParam).AS[4], uint32(40001))
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}
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// before:
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// as-path : 65000, 4000, 23456, 23456, 40001
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// as4-path : 300000, 40001
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// expected result:
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// as-path : 65000, 4000, 23456, 300000, 40001
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func TestAsPathAs4TransInvalid2(t *testing.T) {
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as := []uint16{65000, 4000, bgp.AS_TRANS, bgp.AS_TRANS, 40001}
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params := []bgp.AsPathParamInterface{bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, as)}
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aspath := bgp.NewPathAttributeAsPath(params)
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as4 := []uint32{300000, 40001}
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|
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 TestAggregator4BytesASes(t *testing.T) {
|
|
getAggr := func(msg *bgp.BGPUpdate) *bgp.PathAttributeAggregator {
|
|
for _, attr := range msg.PathAttributes {
|
|
switch attr.(type) {
|
|
case *bgp.PathAttributeAggregator:
|
|
return attr.(*bgp.PathAttributeAggregator)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
getAggr4 := func(msg *bgp.BGPUpdate) *bgp.PathAttributeAs4Aggregator {
|
|
for _, attr := range msg.PathAttributes {
|
|
switch attr.(type) {
|
|
case *bgp.PathAttributeAs4Aggregator:
|
|
return attr.(*bgp.PathAttributeAs4Aggregator)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
addr := "192.168.0.1"
|
|
as4 := uint32(100000)
|
|
as := uint32(1000)
|
|
msg := bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{bgp.NewPathAttributeAggregator(as4, addr)}, nil).Body.(*bgp.BGPUpdate)
|
|
|
|
// 4byte capable to 4byte capable for 4 bytes AS
|
|
assert.Equal(t, UpdatePathAggregator4ByteAs(msg), nil)
|
|
assert.Equal(t, getAggr(msg).Value.AS, as4)
|
|
assert.Equal(t, getAggr(msg).Value.Address.String(), addr)
|
|
|
|
// 4byte capable to 2byte capable for 4 bytes AS
|
|
UpdatePathAggregator2ByteAs(msg)
|
|
assert.Equal(t, getAggr(msg).Value.AS, uint32(bgp.AS_TRANS))
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint16)
|
|
assert.Equal(t, getAggr4(msg).Value.AS, as4)
|
|
assert.Equal(t, getAggr4(msg).Value.Address.String(), addr)
|
|
|
|
msg = bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{bgp.NewPathAttributeAggregator(uint16(bgp.AS_TRANS), addr), bgp.NewPathAttributeAs4Aggregator(as4, addr)}, nil).Body.(*bgp.BGPUpdate)
|
|
assert.Equal(t, getAggr(msg).Value.AS, uint32(bgp.AS_TRANS))
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint16)
|
|
|
|
// non 4byte capable to 4byte capable for 4 bytes AS
|
|
assert.Equal(t, UpdatePathAggregator4ByteAs(msg), nil)
|
|
assert.Equal(t, getAggr(msg).Value.AS, as4)
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint32)
|
|
assert.Equal(t, getAggr(msg).Value.Address.String(), addr)
|
|
assert.Equal(t, getAggr4(msg), (*bgp.PathAttributeAs4Aggregator)(nil))
|
|
|
|
// non 4byte capable to non 4byte capable for 4 bytes AS
|
|
UpdatePathAggregator2ByteAs(msg)
|
|
assert.Equal(t, getAggr(msg).Value.AS, uint32(bgp.AS_TRANS))
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint16)
|
|
assert.Equal(t, getAggr4(msg).Value.AS, as4)
|
|
assert.Equal(t, getAggr4(msg).Value.Address.String(), addr)
|
|
|
|
msg = bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{bgp.NewPathAttributeAggregator(uint32(as), addr)}, nil).Body.(*bgp.BGPUpdate)
|
|
// 4byte capable to 4byte capable for 2 bytes AS
|
|
assert.Equal(t, getAggr(msg).Value.AS, as)
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint32)
|
|
assert.Equal(t, UpdatePathAggregator4ByteAs(msg), nil)
|
|
assert.Equal(t, getAggr(msg).Value.AS, as)
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint32)
|
|
|
|
// 4byte capable to non 4byte capable for 2 bytes AS
|
|
UpdatePathAggregator2ByteAs(msg)
|
|
assert.Equal(t, getAggr4(msg), (*bgp.PathAttributeAs4Aggregator)(nil))
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint16)
|
|
assert.Equal(t, getAggr(msg).Value.AS, as)
|
|
|
|
msg = bgp.NewBGPUpdateMessage(nil, []bgp.PathAttributeInterface{bgp.NewPathAttributeAggregator(uint16(as), addr)}, nil).Body.(*bgp.BGPUpdate)
|
|
// non 4byte capable to 4byte capable for 2 bytes AS
|
|
assert.Equal(t, getAggr(msg).Value.AS, as)
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint16)
|
|
assert.Equal(t, UpdatePathAggregator4ByteAs(msg), nil)
|
|
|
|
assert.Equal(t, getAggr(msg).Value.AS, as)
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint32)
|
|
|
|
// non 4byte capable to non 4byte capable for 2 bytes AS
|
|
UpdatePathAggregator2ByteAs(msg)
|
|
assert.Equal(t, getAggr(msg).Value.AS, as)
|
|
assert.Equal(t, getAggr(msg).Value.Askind, reflect.Uint16)
|
|
assert.Equal(t, getAggr4(msg), (*bgp.PathAttributeAs4Aggregator)(nil))
|
|
}
|
|
|
|
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)
|
|
}
|