Exemple #1
0
func (m *OpsManager) GobgpMonitor(ready *bool) {
	time.Sleep(time.Duration(time.Second * 2))
	reqCh := m.grpcCh
	family := bgp.RF_IPv4_UC
	arg := &api.Arguments{
		Resource: api.Resource_GLOBAL,
		Family:   uint32(family),
	}
	for {
		if !*ready {
			return
		}
		req := server.NewGrpcRequest(server.REQ_MONITOR_GLOBAL_BEST_CHANGED, "", bgp.RouteFamily(0), arg)
		reqCh <- req
		res := <-req.ResponseCh
		if err := res.Err(); err != nil {
			log.WithFields(log.Fields{
				"Topic":       "openswitch",
				"Type":        "Monitor",
				"RequestType": req.RequestType,
				"Err":         err,
			}).Error("grpc operation failed")
		}
		d := res.Data.(*api.Destination)
		bPath := d.Paths[0]
		if bPath.IsFromExternal && !bPath.IsWithdraw {
			continue
		}
		p, err := cmd.ApiStruct2Path(bPath)
		if err != nil {
			log.WithFields(log.Fields{
				"Topic": "openswitch",
				"Type":  "MonitorRequest",
				"Err":   err,
			}).Error("failed parse path of gobgp")
		}
		o, err := m.TransactPreparation(p)
		if err != nil {
			log.WithFields(log.Fields{
				"Topic": "openswitch",
				"Type":  "Monitor",
				"Err":   err,
			}).Error("failed transact preparation of ops")
		}
		m.opsCh <- o
	}
}
Exemple #2
0
func (m *OpsManager) GobgpMonitor(target string) {
	time.Sleep(time.Duration(time.Second * 2))

	conn, err := grpc.Dial(target, grpc.WithTimeout(time.Second), grpc.WithBlock(), grpc.WithInsecure())
	if err != nil {
		log.Fatal(err)
	}
	cli := api.NewGobgpApiClient(conn)
	stream, err := cli.MonitorRib(context.Background(), &api.Table{
		Type:   api.Resource_GLOBAL,
		Family: uint32(bgp.RF_IPv4_UC),
	})
	for {
		d, err := stream.Recv()
		bPath := d.Paths[0]
		if bPath.IsFromExternal && !bPath.IsWithdraw {
			continue
		}
		p, err := cmd.ApiStruct2Path(bPath)
		if err != nil {
			log.WithFields(log.Fields{
				"Topic": "openswitch",
				"Type":  "MonitorRequest",
				"Error": err,
			}).Error("failed parse path of gobgp")
		}
		o, err := m.TransactPreparation(p)
		if err != nil {
			log.WithFields(log.Fields{
				"Topic": "openswitch",
				"Type":  "Monitor",
				"Error": err,
			}).Error("failed transact preparation of ops")
		}
		m.opsCh <- o
	}
}
Exemple #3
0
func Test_createRequestFromIPRouteMessage(t *testing.T) {
	assert := assert.New(t)

	m := &zebra.Message{}
	h := &zebra.Header{
		Len:     zebra.HEADER_SIZE,
		Marker:  zebra.HEADER_MARKER,
		Version: zebra.VERSION,
		Command: zebra.IPV4_ROUTE_ADD,
	}

	b := &zebra.IPRouteBody{
		Type:         zebra.ROUTE_TYPE(zebra.ROUTE_STATIC),
		Flags:        zebra.FLAG(zebra.FLAG_SELECTED),
		Message:      zebra.MESSAGE_NEXTHOP | zebra.MESSAGE_DISTANCE | zebra.MESSAGE_METRIC,
		SAFI:         zebra.SAFI(zebra.SAFI_UNICAST),
		Prefix:       net.ParseIP("192.168.100.0"),
		PrefixLength: uint8(24),
		Nexthops:     []net.IP{net.ParseIP("0.0.0.0")},
		Ifindexs:     []uint32{1},
		Distance:     uint8(0),
		Metric:       uint32(100),
		Api:          zebra.API_TYPE(zebra.IPV4_ROUTE_ADD),
	}

	m.Header = *h
	m.Body = b

	p := createRequestFromIPRouteMessage(m)
	assert.NotNil(p)
	paths, err := cmd.ApiStruct2Path(p.Path)
	assert.Nil(err)
	assert.Equal(len(paths), 1)
	path := paths[0]
	pp := table.NewPath(nil, path.Nlri, path.IsWithdraw, path.PathAttrs, time.Now(), false)
	pp.SetIsFromExternal(p.Path.IsFromExternal)
	assert.Equal("0.0.0.0", pp.GetNexthop().String())
	assert.Equal("192.168.100.0/24", pp.GetNlri().String())
	assert.True(pp.IsFromExternal())
	assert.False(pp.IsWithdraw)

	// withdraw
	h.Command = zebra.IPV4_ROUTE_DELETE
	m.Header = *h
	p = createRequestFromIPRouteMessage(m)
	assert.NotNil(p)
	paths, err = cmd.ApiStruct2Path(p.Path)
	assert.Nil(err)
	assert.Equal(len(paths), 1)
	path = paths[0]
	pp = table.NewPath(nil, path.Nlri, path.IsWithdraw, path.PathAttrs, time.Now(), false)
	pp.SetIsFromExternal(p.Path.IsFromExternal)
	assert.Equal("0.0.0.0", pp.GetNexthop().String())
	assert.Equal("192.168.100.0/24", pp.GetNlri().String())
	med, _ := pp.GetMed()
	assert.Equal(uint32(100), med)
	assert.True(pp.IsFromExternal())
	assert.True(pp.IsWithdraw)

	// IPv6
	h.Command = zebra.IPV6_ROUTE_ADD
	b.Prefix = net.ParseIP("2001:db8:0:f101::")
	b.PrefixLength = uint8(64)
	b.Nexthops = []net.IP{net.ParseIP("::")}
	m.Header = *h
	m.Body = b

	p = createRequestFromIPRouteMessage(m)
	assert.NotNil(p)
	paths, err = cmd.ApiStruct2Path(p.Path)
	assert.Nil(err)
	assert.Equal(len(paths), 1)
	path = paths[0]
	pp = table.NewPath(nil, path.Nlri, path.IsWithdraw, path.PathAttrs, time.Now(), false)
	pp.SetIsFromExternal(p.Path.IsFromExternal)
	assert.Equal("::", pp.GetNexthop().String())
	assert.Equal("2001:db8:0:f101::/64", pp.GetNlri().String())
	med, _ = pp.GetMed()
	assert.Equal(uint32(100), med)
	assert.True(pp.IsFromExternal())
	assert.False(pp.IsWithdraw)

	// withdraw
	h.Command = zebra.IPV6_ROUTE_DELETE
	m.Header = *h
	p = createRequestFromIPRouteMessage(m)
	assert.NotNil(p)
	paths, err = cmd.ApiStruct2Path(p.Path)
	assert.Nil(err)
	assert.Equal(len(paths), 1)
	path = paths[0]
	pp = table.NewPath(nil, path.Nlri, path.IsWithdraw, path.PathAttrs, time.Now(), false)
	pp.SetIsFromExternal(p.Path.IsFromExternal)
	assert.Equal("::", pp.GetNexthop().String())
	assert.Equal("2001:db8:0:f101::/64", pp.GetNlri().String())
	assert.True(pp.IsFromExternal())
	assert.True(pp.IsWithdraw)
}