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Golang bgp.NewAsPathParam函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/osrg/gobgp/packet/bgp.NewAsPathParam函数的典型用法代码示例。如果您正苦于以下问题：Golang NewAsPathParam函数的具体用法？Golang NewAsPathParam怎么用？Golang NewAsPathParam使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了NewAsPathParam函数的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: TestAsPathAs4Trans3

// 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))
}
开发者ID:mfeed，项目名称:gobgp，代码行数:30，代码来源:message_test.go


示例2: TestMrtRibEntry

func TestMrtRibEntry(t *testing.T) {
	aspath1 := []bgp.AsPathParamInterface{
		bgp.NewAsPathParam(2, []uint16{1000}),
		bgp.NewAsPathParam(1, []uint16{1001, 1002}),
		bgp.NewAsPathParam(2, []uint16{1003, 1004}),
	}

	p := []bgp.PathAttributeInterface{
		bgp.NewPathAttributeOrigin(3),
		bgp.NewPathAttributeAsPath(aspath1),
		bgp.NewPathAttributeNextHop("129.1.1.2"),
		bgp.NewPathAttributeMultiExitDisc(1 << 20),
		bgp.NewPathAttributeLocalPref(1 << 22),
	}

	e1 := NewRibEntry(1, uint32(time.Now().Unix()), p)
	b1, err := e1.Serialize()
	if err != nil {
		t.Fatal(err)
	}

	e2 := &RibEntry{}
	rest, err := e2.DecodeFromBytes(b1)
	if err != nil {
		t.Fatal(err)
	}
	assert.Equal(t, len(rest), 0)
	assert.Equal(t, reflect.DeepEqual(e1, e2), true)
}
开发者ID:mfeed，项目名称:gobgp，代码行数:29，代码来源:mrt_test.go


示例3: TestMrtRib

func TestMrtRib(t *testing.T) {
	aspath1 := []bgp.AsPathParamInterface{
		bgp.NewAsPathParam(2, []uint16{1000}),
		bgp.NewAsPathParam(1, []uint16{1001, 1002}),
		bgp.NewAsPathParam(2, []uint16{1003, 1004}),
	}

	p := []bgp.PathAttributeInterface{
		bgp.NewPathAttributeOrigin(3),
		bgp.NewPathAttributeAsPath(aspath1),
		bgp.NewPathAttributeNextHop("129.1.1.2"),
		bgp.NewPathAttributeMultiExitDisc(1 << 20),
		bgp.NewPathAttributeLocalPref(1 << 22),
	}

	e1 := NewRibEntry(1, uint32(time.Now().Unix()), p)
	e2 := NewRibEntry(2, uint32(time.Now().Unix()), p)
	e3 := NewRibEntry(3, uint32(time.Now().Unix()), p)

	r1 := NewRib(1, bgp.NewIPAddrPrefix(24, "192.168.0.0"), []*RibEntry{e1, e2, e3})
	b1, err := r1.Serialize()
	if err != nil {
		t.Fatal(err)
	}
	r2 := &Rib{
		RouteFamily: bgp.RF_IPv4_UC,
	}
	err = r2.DecodeFromBytes(b1)
	if err != nil {
		t.Fatal(err)
	}
	assert.Equal(t, reflect.DeepEqual(r1, r2), true)
}
开发者ID:mfeed，项目名称:gobgp，代码行数:33，代码来源:mrt_test.go


示例4: TestPathPrependAsnToExistingSeqAttr

func TestPathPrependAsnToExistingSeqAttr(t *testing.T) {
	assert := assert.New(t)
	origin := bgp.NewPathAttributeOrigin(0)
	aspathParam := []bgp.AsPathParamInterface{
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, []uint16{65001, 65002, 65003, 65004, 65005}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, []uint16{65001, 65002, 65003, 65004, 65005}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SEQ, []uint16{65100, 65101, 65102}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SET, []uint16{65100, 65101})}
	aspath := bgp.NewPathAttributeAsPath(aspathParam)
	nexthop := bgp.NewPathAttributeNextHop("192.168.50.1")

	pathAttributes := []bgp.PathAttributeInterface{
		origin,
		aspath,
		nexthop,
	}

	nlri := []*bgp.IPAddrPrefix{bgp.NewIPAddrPrefix(24, "10.10.10.0")}
	bgpmsg := bgp.NewBGPUpdateMessage(nil, pathAttributes, nlri)
	update := bgpmsg.Body.(*bgp.BGPUpdate)
	UpdatePathAttrs4ByteAs(update)
	peer := PathCreatePeer()
	p := NewPath(peer[0], update.NLRI[0], false, update.PathAttributes, time.Now(), false)

	p.PrependAsn(65000, 1)
	assert.Equal([]uint32{65000, 65001, 65002, 65003, 65004, 65005, 0, 0, 0}, p.GetAsSeqList())
	fmt.Printf("asns: %v", p.GetAsSeqList())
}
开发者ID:mfeed，项目名称:gobgp，代码行数:28，代码来源:path_test.go


示例5: TestASPathLen

func TestASPathLen(t *testing.T) {
	assert := assert.New(t)
	origin := bgp.NewPathAttributeOrigin(0)
	aspathParam := []bgp.AsPathParamInterface{
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, []uint16{65001, 65002, 65003, 65004, 65004, 65004, 65004, 65004, 65005}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, []uint16{65001, 65002, 65003, 65004, 65005}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SEQ, []uint16{65100, 65101, 65102}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SET, []uint16{65100, 65101})}
	aspath := bgp.NewPathAttributeAsPath(aspathParam)
	nexthop := bgp.NewPathAttributeNextHop("192.168.50.1")
	med := bgp.NewPathAttributeMultiExitDisc(0)

	pathAttributes := []bgp.PathAttributeInterface{
		origin,
		aspath,
		nexthop,
		med,
	}

	nlri := []*bgp.IPAddrPrefix{bgp.NewIPAddrPrefix(24, "10.10.10.0")}
	bgpmsg := bgp.NewBGPUpdateMessage(nil, pathAttributes, nlri)
	update := bgpmsg.Body.(*bgp.BGPUpdate)
	UpdatePathAttrs4ByteAs(update)
	peer := PathCreatePeer()
	p := NewPath(peer[0], update.NLRI[0], false, update.PathAttributes, time.Now(), false)
	assert.Equal(10, p.GetAsPathLen())
}
开发者ID:mfeed，项目名称:gobgp，代码行数:27，代码来源:path_test.go


示例6: TestPathPrependAsnToFullPathAttr

func TestPathPrependAsnToFullPathAttr(t *testing.T) {
	assert := assert.New(t)
	origin := bgp.NewPathAttributeOrigin(0)

	asns := make([]uint16, 255)
	for i, _ := range asns {
		asns[i] = 65000 + uint16(i)
	}

	aspathParam := []bgp.AsPathParamInterface{
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, asns),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_SET, []uint16{65001, 65002, 65003, 65004, 65005}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SEQ, []uint16{65100, 65101, 65102}),
		bgp.NewAsPathParam(bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SET, []uint16{65100, 65101})}
	aspath := bgp.NewPathAttributeAsPath(aspathParam)
	nexthop := bgp.NewPathAttributeNextHop("192.168.50.1")

	pathAttributes := []bgp.PathAttributeInterface{
		origin,
		aspath,
		nexthop,
	}

	nlri := []*bgp.IPAddrPrefix{bgp.NewIPAddrPrefix(24, "10.10.10.0")}
	bgpmsg := bgp.NewBGPUpdateMessage(nil, pathAttributes, nlri)
	update := bgpmsg.Body.(*bgp.BGPUpdate)
	UpdatePathAttrs4ByteAs(update)
	peer := PathCreatePeer()
	p := NewPath(peer[0], update.NLRI[0], false, update.PathAttributes, time.Now(), false)

	expected := []uint32{65000, 65000}
	for _, v := range asns {
		expected = append(expected, uint32(v))
	}
	p.PrependAsn(65000, 2)
	assert.Equal(append(expected, []uint32{0, 0, 0}...), p.GetAsSeqList())
	fmt.Printf("asns: %v", p.GetAsSeqList())
}
开发者ID:mfeed，项目名称:gobgp，代码行数:38，代码来源:path_test.go


示例7: UpdatePathAttrs2ByteAs

func UpdatePathAttrs2ByteAs(msg *bgp.BGPUpdate) error {
	ps := msg.PathAttributes
	msg.PathAttributes = make([]bgp.PathAttributeInterface, len(ps))
	copy(msg.PathAttributes, ps)
	var asAttr *bgp.PathAttributeAsPath
	idx := 0
	for i, attr := range msg.PathAttributes {
		if a, ok := attr.(*bgp.PathAttributeAsPath); ok {
			asAttr = a
			idx = i
			break
		}
	}

	if asAttr == nil {
		return nil
	}

	as4Params := make([]*bgp.As4PathParam, 0, len(asAttr.Value))
	as2Params := make([]bgp.AsPathParamInterface, 0, len(asAttr.Value))
	mkAs4 := false
	for _, param := range asAttr.Value {
		as4Param := param.(*bgp.As4PathParam)
		as2Path := make([]uint16, 0, len(as4Param.AS))
		for _, as := range as4Param.AS {
			if as > (1<<16)-1 {
				mkAs4 = true
				as2Path = append(as2Path, bgp.AS_TRANS)
			} else {
				as2Path = append(as2Path, uint16(as))
			}
		}
		as2Params = append(as2Params, bgp.NewAsPathParam(as4Param.Type, as2Path))

		// RFC 6793 4.2.2 Generating Updates
		//
		// Whenever the AS path information contains the AS_CONFED_SEQUENCE or
		// AS_CONFED_SET path segment, the NEW BGP speaker MUST exclude such
		// path segments from the AS4_PATH attribute being constructed.
		if as4Param.Type != bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SEQ && as4Param.Type != bgp.BGP_ASPATH_ATTR_TYPE_CONFED_SET {
			as4Params = append(as4Params, as4Param)
		}
	}
	msg.PathAttributes[idx] = bgp.NewPathAttributeAsPath(as2Params)
	if mkAs4 {
		msg.PathAttributes = append(msg.PathAttributes, bgp.NewPathAttributeAs4Path(as4Params))
	}
	return nil
}
开发者ID:ramrunner，项目名称:gobgp，代码行数:49，代码来源:message.go


示例8: TestAsPathAs4TransInvalid3

// 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))
}
开发者ID:mfeed，项目名称:gobgp，代码行数:21，代码来源:message_test.go


示例9: updateMsgP2

func updateMsgP2() *bgp.BGPMessage {

	origin := bgp.NewPathAttributeOrigin(0)
	aspathParam := []bgp.AsPathParamInterface{bgp.NewAsPathParam(2, []uint16{65100})}
	aspath := bgp.NewPathAttributeAsPath(aspathParam)
	nexthop := bgp.NewPathAttributeNextHop("192.168.100.1")
	med := bgp.NewPathAttributeMultiExitDisc(100)

	pathAttributes := []bgp.PathAttributeInterface{
		origin,
		aspath,
		nexthop,
		med,
	}

	nlri := []*bgp.IPAddrPrefix{bgp.NewIPAddrPrefix(24, "20.20.20.0")}
	return bgp.NewBGPUpdateMessage(nil, pathAttributes, nlri)
}
开发者ID:mfeed，项目名称:gobgp，代码行数:18，代码来源:path_test.go


示例10: updateMsgD1

func updateMsgD1() *bgp.BGPMessage {

	origin := bgp.NewPathAttributeOrigin(0)
	aspathParam := []bgp.AsPathParamInterface{bgp.NewAsPathParam(2, []uint16{65000})}
	aspath := bgp.NewPathAttributeAsPath(aspathParam)
	nexthop := bgp.NewPathAttributeNextHop("192.168.50.1")
	med := bgp.NewPathAttributeMultiExitDisc(0)

	pathAttributes := []bgp.PathAttributeInterface{
		origin,
		aspath,
		nexthop,
		med,
	}

	nlri := []*bgp.IPAddrPrefix{bgp.NewIPAddrPrefix(24, "10.10.10.0")}
	updateMsg := bgp.NewBGPUpdateMessage(nil, pathAttributes, nlri)
	UpdatePathAttrs4ByteAs(updateMsg.Body.(*bgp.BGPUpdate))
	return updateMsg
}
开发者ID:luizbafilho，项目名称:fusis，代码行数:20，代码来源:destination_test.go


示例11: updateMsgD3

func updateMsgD3() *bgp.BGPMessage {
	origin := bgp.NewPathAttributeOrigin(0)
	aspathParam := []bgp.AsPathParamInterface{bgp.NewAsPathParam(2, []uint16{65100})}
	aspath := bgp.NewPathAttributeAsPath(aspathParam)
	nexthop := bgp.NewPathAttributeNextHop("192.168.150.1")
	med := bgp.NewPathAttributeMultiExitDisc(100)

	pathAttributes := []bgp.PathAttributeInterface{
		origin,
		aspath,
		nexthop,
		med,
	}

	nlri := []*bgp.IPAddrPrefix{bgp.NewIPAddrPrefix(24, "30.30.30.0")}
	w1 := bgp.NewIPAddrPrefix(23, "40.40.40.0")
	withdrawnRoutes := []*bgp.IPAddrPrefix{w1}
	updateMsg := bgp.NewBGPUpdateMessage(withdrawnRoutes, pathAttributes, nlri)
	UpdatePathAttrs4ByteAs(updateMsg.Body.(*bgp.BGPUpdate))
	return updateMsg
}
开发者ID:luizbafilho，项目名称:fusis，代码行数:21，代码来源:destination_test.go



注：本文中的github.com/osrg/gobgp/packet/bgp.NewAsPathParam函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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