support BMP sysName and sysDescr configuration

api/gobgp.pb.go

@@ -2370,6 +2370,8 @@ type AddBmpRequest struct {
 	Port              uint32                         `protobuf:"varint,2,opt,name=port" json:"port,omitempty"`
 	Policy            AddBmpRequest_MonitoringPolicy `protobuf:"varint,3,opt,name=policy,enum=gobgpapi.AddBmpRequest_MonitoringPolicy" json:"policy,omitempty"`
 	StatisticsTimeout int32                          `protobuf:"varint,4,opt,name=StatisticsTimeout,json=statisticsTimeout" json:"StatisticsTimeout,omitempty"`
+	SysName           string                         `protobuf:"bytes,5,opt,name=SysName,proto3" json:"SysName,omitempty"`
+	SysDescr          string                         `protobuf:"bytes,6,opt,name=SysDescr,proto3" json:"SysDescr,omitempty"`
 }
 
 func (m *AddBmpRequest) Reset()                    { *m = AddBmpRequest{} }

api/gobgp.proto

@@ -439,6 +439,8 @@ message AddBmpRequest {
   }
   MonitoringPolicy policy = 3;
   int32 StatisticsTimeout = 4;
+  string SysName = 5;
+  string SysDescr = 6;
 }
 
 message DeleteBmpRequest {

cmd/gobgpd/main.go

@@ -279,6 +279,8 @@ func main() {
 						if err := bgpServer.AddBmp(context.Background(), &api.AddBmpRequest{
 							Address:           c.Config.Address,
 							Port:              c.Config.Port,
+							SysName:           c.Config.SysName,
+							SysDescr:          c.Config.SysDescr,
 							Policy:            api.AddBmpRequest_MonitoringPolicy(c.Config.RouteMonitoringPolicy.ToInt()),
 							StatisticsTimeout: int32(c.Config.StatisticsTimeout),
 						}); err != nil {

internal/pkg/config/bgp_configs.go

@@ -1394,6 +1394,12 @@ type BmpServerState struct {
 	// Enable feature for mirroring of received BGP messages
 	// mainly for debugging purpose.
 	RouteMirroringEnabled bool `mapstructure:"route-mirroring-enabled" json:"route-mirroring-enabled,omitempty"`
+	// original -> gobgp:sys-name
+	// Reference to the SysName of the BMP server.
+	SysName string `mapstructure:"sys-name" json:"sys-name,omitempty"`
+	// original -> gobgp:sys-descr
+	// Reference to the SysDescr of the BMP server.
+	SysDescr string `mapstructure:"sys-descr" json:"sys-descr,omitempty"`
 }
 
 // struct for container gobgp:config.
@@ -1417,6 +1423,12 @@ type BmpServerConfig struct {
 	// Enable feature for mirroring of received BGP messages
 	// mainly for debugging purpose.
 	RouteMirroringEnabled bool `mapstructure:"route-mirroring-enabled" json:"route-mirroring-enabled,omitempty"`
+	// original -> gobgp:sys-name
+	// Reference to the SysName of the BMP server.
+	SysName string `mapstructure:"sys-name" json:"sys-name,omitempty"`
+	// original -> gobgp:sys-descr
+	// Reference to the SysDescr of the BMP server.
+	SysDescr string `mapstructure:"sys-descr" json:"sys-descr,omitempty"`
 }
 
 func (lhs *BmpServerConfig) Equal(rhs *BmpServerConfig) bool {
@@ -1438,6 +1450,12 @@ func (lhs *BmpServerConfig) Equal(rhs *BmpServerConfig) bool {
 	if lhs.RouteMirroringEnabled != rhs.RouteMirroringEnabled {
 		return false
 	}
+	if lhs.SysName != rhs.SysName {
+		return false
+	}
+	if lhs.SysDescr != rhs.SysDescr {
+		return false
+	}
 	return true
 }
 

internal/pkg/config/default.go

@@ -349,7 +349,14 @@ func setDefaultConfigValuesWithViper(v *viper.Viper, b *BgpConfigSet) error {
 		return err
 	}
 
+	bmpSysPrefix := "Gobgp-R"
 	for idx, server := range b.BmpServers {
+		if server.Config.SysName == "" {
+			server.Config.SysName = bmpSysPrefix + strconv.Itoa(idx)
+		}
+		if server.Config.SysDescr == "" {
+			server.Config.SysDescr = "Gobgp Version: master"
+		}
 		if server.Config.Port == 0 {
 			server.Config.Port = bmp.BMP_DEFAULT_PORT
 		}

pkg/server/bmp.go

@@ -154,7 +154,12 @@ func (b *bmpClient) loop() {
 				return err
 			}
 
-			if err := write(bmp.NewBMPInitiation([]bmp.BMPInfoTLVInterface{})); err != nil {
+			tlv := []bmp.BMPInfoTLVInterface{
+				bmp.NewBMPInfoTLVString(bmp.BMP_INIT_TLV_TYPE_SYS_NAME, b.c.SysName),
+				bmp.NewBMPInfoTLVString(bmp.BMP_INIT_TLV_TYPE_SYS_DESCR, b.c.SysDescr),
+			}
+
+			if err := write(bmp.NewBMPInitiation(tlv)); err != nil {
 				return false
 			}
 

pkg/server/server.go

@@ -1639,6 +1639,8 @@ func (s *BgpServer) AddBmp(ctx context.Context, r *api.AddBmpRequest) error {
 		return s.bmpManager.addServer(&config.BmpServerConfig{
 			Address:               r.Address,
 			Port:                  r.Port,
+			SysName:               r.SysName,
+			SysDescr:              r.SysDescr,
 			RouteMonitoringPolicy: config.IntToBmpRouteMonitoringPolicyTypeMap[int(r.Policy)],
 			StatisticsTimeout:     uint16(r.StatisticsTimeout),
 		})

tools/pyang_plugins/README.rst

@@ -37,4 +37,4 @@ Generate config/bgp_configs.go from yang files::
    $HOME/public/release/models/bgp/openconfig-bgp.yang \
    $HOME/public/release/models/policy/openconfig-routing-policy.yang \
    $GOBGP_PATH/tools/pyang_plugins/gobgp.yang \
-   | gofmt > $GOBGP_PATH/config/bgp_configs.go
+   | gofmt > $GOBGP_PATH/internal/pkg/config/bgp_configs.go

tools/pyang_plugins/gobgp.yang

@@ -590,6 +590,18 @@ module gobgp {
         "Enable feature for mirroring of received BGP messages
          mainly for debugging purpose";
     }
+
+    leaf sys-name {
+      type string;
+      description
+        "Reference to the SysName of the BMP server";
+    }
+
+    leaf sys-descr {
+      type string;
+      description
+        "Reference to the SysDescr of the BMP server";
+    }
   }
 
   grouping gobgp-bmp-server-set {