RIS: Implement initial dump signaling in ObserveFIB

cmd/ris/api/ris.pb.go

@@ -10,8 +10,6 @@ import (
 	api1 "github.com/bio-routing/bio-rd/route/api"
 	proto "github.com/golang/protobuf/proto"
 	grpc "google.golang.org/grpc"
-	codes "google.golang.org/grpc/codes"
-	status "google.golang.org/grpc/status"
 	math "math"
 )
 
@@ -415,6 +413,7 @@ func (m *ObserveRIBRequest) GetAfisafi() ObserveRIBRequest_AFISAFI {
 
 type RIBUpdate struct {
 	Advertisement        bool        `protobuf:"varint,1,opt,name=advertisement,proto3" json:"advertisement,omitempty"`
+	IsInitialDump        bool        `protobuf:"varint,3,opt,name=is_initial_dump,json=isInitialDump,proto3" json:"is_initial_dump,omitempty"`
 	Route                *api1.Route `protobuf:"bytes,2,opt,name=route,proto3" json:"route,omitempty"`
 	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
 	XXX_unrecognized     []byte      `json:"-"`
@@ -453,6 +452,13 @@ func (m *RIBUpdate) GetAdvertisement() bool {
 	return false
 }
 
+func (m *RIBUpdate) GetIsInitialDump() bool {
+	if m != nil {
+		return m.IsInitialDump
+	}
+	return false
+}
+
 func (m *RIBUpdate) GetRoute() *api1.Route {
 	if m != nil {
 		return m.Route
@@ -702,56 +708,58 @@ func init() {
 }
 
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 }
 
 // Reference imports to suppress errors if they are not otherwise used.
 var _ context.Context
-var _ grpc.ClientConnInterface
+var _ grpc.ClientConn
 
 // This is a compile-time assertion to ensure that this generated file
 // is compatible with the grpc package it is being compiled against.
-const _ = grpc.SupportPackageIsVersion6
+const _ = grpc.SupportPackageIsVersion4
 
 // RoutingInformationServiceClient is the client API for RoutingInformationService service.
 //
@@ -766,10 +774,10 @@ type RoutingInformationServiceClient interface {
 }
 
 type routingInformationServiceClient struct {
-	cc grpc.ClientConnInterface
+	cc *grpc.ClientConn
 }
 
-func NewRoutingInformationServiceClient(cc grpc.ClientConnInterface) RoutingInformationServiceClient {
+func NewRoutingInformationServiceClient(cc *grpc.ClientConn) RoutingInformationServiceClient {
 	return &routingInformationServiceClient{cc}
 }
 
@@ -883,29 +891,6 @@ type RoutingInformationServiceServer interface {
 	DumpRIB(*DumpRIBRequest, RoutingInformationService_DumpRIBServer) error
 }
 
-// UnimplementedRoutingInformationServiceServer can be embedded to have forward compatible implementations.
-type UnimplementedRoutingInformationServiceServer struct {
-}
-
-func (*UnimplementedRoutingInformationServiceServer) LPM(ctx context.Context, req *LPMRequest) (*LPMResponse, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method LPM not implemented")
-}
-func (*UnimplementedRoutingInformationServiceServer) Get(ctx context.Context, req *GetRequest) (*GetResponse, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method Get not implemented")
-}
-func (*UnimplementedRoutingInformationServiceServer) GetRouters(ctx context.Context, req *GetRoutersRequest) (*GetRoutersResponse, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method GetRouters not implemented")
-}
-func (*UnimplementedRoutingInformationServiceServer) GetLonger(ctx context.Context, req *GetLongerRequest) (*GetLongerResponse, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method GetLonger not implemented")
-}
-func (*UnimplementedRoutingInformationServiceServer) ObserveRIB(req *ObserveRIBRequest, srv RoutingInformationService_ObserveRIBServer) error {
-	return status.Errorf(codes.Unimplemented, "method ObserveRIB not implemented")
-}
-func (*UnimplementedRoutingInformationServiceServer) DumpRIB(req *DumpRIBRequest, srv RoutingInformationService_DumpRIBServer) error {
-	return status.Errorf(codes.Unimplemented, "method DumpRIB not implemented")
-}
-
 func RegisterRoutingInformationServiceServer(s *grpc.Server, srv RoutingInformationServiceServer) {
 	s.RegisterService(&_RoutingInformationService_serviceDesc, srv)
 }

cmd/ris/api/ris.proto

@@ -57,6 +57,7 @@ message ObserveRIBRequest {
 
 message RIBUpdate {
     bool advertisement = 1;
+    bool is_initial_dump = 3;
     bio.route.Route route = 2;
 }
 

cmd/ris/risserver/server.go

@@ -267,8 +267,17 @@ func newRIBClient(fifo *updateFIFO) *ribClient {
 }
 
 func (r *ribClient) AddPath(pfx *net.Prefix, path *route.Path) error {
+	return r.addPath(pfx, path, false)
+}
+
+func (r *ribClient) AddPathInitialDump(pfx *net.Prefix, path *route.Path) error {
+	return r.addPath(pfx, path, true)
+}
+
+func (r *ribClient) addPath(pfx *net.Prefix, path *route.Path, isInitalDump bool) error {
 	r.fifo.queue(&pb.RIBUpdate{
 		Advertisement: true,
+		IsInitialDump: isInitalDump,
 		Route: &routeapi.Route{
 			Pfx: pfx.ToProto(),
 			Paths: []*routeapi.Path{
@@ -297,6 +306,4 @@ func (r *ribClient) RemovePath(pfx *net.Prefix, path *route.Path) bool {
 func (r *ribClient) RefreshRoute(*net.Prefix, []*route.Path) {}
 
 // ReplacePath is here to fulfill an interface
-func (r *ribClient) ReplacePath(*net.Prefix, *route.Path, *route.Path) {
-
-}
+func (r *ribClient) ReplacePath(*net.Prefix, *route.Path, *route.Path) {}

protocols/bgp/api/bgp.pb.go

@@ -10,8 +10,6 @@ import (
 	api1 "github.com/bio-routing/bio-rd/route/api"
 	proto "github.com/golang/protobuf/proto"
 	grpc "google.golang.org/grpc"
-	codes "google.golang.org/grpc/codes"
-	status "google.golang.org/grpc/status"
 	math "math"
 )
 
@@ -247,11 +245,11 @@ var fileDescriptor_2d4ce551e16bb738 = []byte{
 
 // Reference imports to suppress errors if they are not otherwise used.
 var _ context.Context
-var _ grpc.ClientConnInterface
+var _ grpc.ClientConn
 
 // This is a compile-time assertion to ensure that this generated file
 // is compatible with the grpc package it is being compiled against.
-const _ = grpc.SupportPackageIsVersion6
+const _ = grpc.SupportPackageIsVersion4
 
 // BgpServiceClient is the client API for BgpService service.
 //
@@ -263,10 +261,10 @@ type BgpServiceClient interface {
 }
 
 type bgpServiceClient struct {
-	cc grpc.ClientConnInterface
+	cc *grpc.ClientConn
 }
 
-func NewBgpServiceClient(cc grpc.ClientConnInterface) BgpServiceClient {
+func NewBgpServiceClient(cc *grpc.ClientConn) BgpServiceClient {
 	return &bgpServiceClient{cc}
 }
 
@@ -350,20 +348,6 @@ type BgpServiceServer interface {
 	DumpRIBOut(*DumpRIBRequest, BgpService_DumpRIBOutServer) error
 }
 
-// UnimplementedBgpServiceServer can be embedded to have forward compatible implementations.
-type UnimplementedBgpServiceServer struct {
-}
-
-func (*UnimplementedBgpServiceServer) ListSessions(ctx context.Context, req *ListSessionsRequest) (*ListSessionsResponse, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method ListSessions not implemented")
-}
-func (*UnimplementedBgpServiceServer) DumpRIBIn(req *DumpRIBRequest, srv BgpService_DumpRIBInServer) error {
-	return status.Errorf(codes.Unimplemented, "method DumpRIBIn not implemented")
-}
-func (*UnimplementedBgpServiceServer) DumpRIBOut(req *DumpRIBRequest, srv BgpService_DumpRIBOutServer) error {
-	return status.Errorf(codes.Unimplemented, "method DumpRIBOut not implemented")
-}
-
 func RegisterBgpServiceServer(s *grpc.Server, srv BgpServiceServer) {
 	s.RegisterService(&_BgpService_serviceDesc, srv)
 }

protocols/bgp/server/update_sender.go

@@ -70,6 +70,10 @@ func (u *UpdateSender) Destroy() {
 	u.destroyCh <- struct{}{}
 }
 
+func (u *UpdateSender) AddPathInitialDump(pfx *bnet.Prefix, p *route.Path) error {
+	return u.AddPath(pfx, p)
+}
+
 // AddPath adds path p for pfx to toSend queue
 func (u *UpdateSender) AddPath(pfx *bnet.Prefix, p *route.Path) error {
 	u.toSendMu.Lock()

protocols/kernel/kernel.go

@@ -27,6 +27,10 @@ func New() (*Kernel, error) {
 	return k, nil
 }
 
+func (k *Kernel) AddPathInitialDump(pfx *net.Prefix, path *route.Path) error {
+	return k.AddPath(pfx, path)
+}
+
 func (k *Kernel) AddPath(pfx *net.Prefix, path *route.Path) error {
 	return k.osKernel.AddPath(pfx, path)
 }

routingtable/adjRIBIn/adj_rib_in.go

@@ -124,7 +124,7 @@ func (a *AdjRIBIn) UpdateNewClient(client routingtable.RouteTableClient) error {
 				continue
 			}
 
-			err := client.AddPath(route.Prefix(), path)
+			err := client.AddPathInitialDump(route.Prefix(), path)
 			if err != nil {
 				log.WithField("Sender", "AdjRIBOutAddPath").WithError(err).Error("Could not send update to client")
 			}

routingtable/adjRIBOut/adj_rib_out.go

@@ -116,6 +116,10 @@ func (a *AdjRIBOut) bgpChecks(pfx *bnet.Prefix, p *route.Path) (retPath *route.P
 	return p, true
 }
 
+func (a *AdjRIBOut) AddPathInitialDump(pfx *bnet.Prefix, p *route.Path) error {
+	return a.AddPath(pfx, p)
+}
+
 // AddPath adds path p to prefix `pfx`
 func (a *AdjRIBOut) AddPath(pfx *bnet.Prefix, p *route.Path) error {
 	p, propagate := a.bgpChecks(pfx, p)

routingtable/client_interface.go

@@ -9,6 +9,7 @@ import (
 // RouteTableClient is the interface that every route table client must implement
 type RouteTableClient interface {
 	AddPath(pfx *net.Prefix, path *route.Path) error
+	AddPathInitialDump(pfx *net.Prefix, path *route.Path) error
 	RemovePath(*net.Prefix, *route.Path) bool
 	ReplacePath(*net.Prefix, *route.Path, *route.Path)
 	RefreshRoute(*net.Prefix, []*route.Path)
@@ -33,6 +34,7 @@ type AdjRIBIn interface {
 // AdjRIBOut is the interface any AdjRIBOut must implement
 type AdjRIBOut interface {
 	AdjRIB
+	AddPathInitialDump(pfx *net.Prefix, path *route.Path) error
 	ReplacePath(*net.Prefix, *route.Path, *route.Path)
 	RefreshRoute(*net.Prefix, []*route.Path)
 }

routingtable/client_manager_test.go

@@ -24,12 +24,19 @@ func (m MockClient) Dump() []*route.Route {
 func (m MockClient) AddPath(*net.Prefix, *route.Path) error {
 	return nil
 }
+
+func (m MockClient) AddPathInitialDump(*net.Prefix, *route.Path) error {
+	return nil
+}
+
 func (m MockClient) RemovePath(*net.Prefix, *route.Path) bool {
 	return false
 }
+
 func (m MockClient) UpdateNewClient(RouteTableClient) error {
 	return nil
 }
+
 func (m MockClient) Register(RouteTableClient) {
 	return
 }

routingtable/locRIB/loc_rib.go

@@ -110,7 +110,7 @@ func (a *LocRIB) UpdateNewClient(client routingtable.RouteTableClient) error {
 		}
 
 		for _, p := range r.Paths()[:n] {
-			client.AddPath(r.Prefix(), p)
+			client.AddPathInitialDump(r.Prefix(), p)
 		}
 	}
 
@@ -145,6 +145,10 @@ func (a *LocRIB) RouteCount() int64 {
 	return a.rt.GetRouteCount()
 }
 
+func (a *LocRIB) AddPathInitialDump(pfx *net.Prefix, p *route.Path) error {
+	return a.AddPath(pfx, p)
+}
+
 // AddPath replaces the path for prefix `pfx`. If the prefix doesn't exist it is added.
 func (a *LocRIB) AddPath(pfx *net.Prefix, p *route.Path) error {
 	a.mu.Lock()

routingtable/mock_client.go

@@ -41,6 +41,10 @@ func (m *RTMockClient) AddPath(pfx *net.Prefix, p *route.Path) error {
 	return nil
 }
 
+func (m *RTMockClient) AddPathInitialDump(pfx *net.Prefix, p *route.Path) error {
+	return nil
+}
+
 func (m *RTMockClient) UpdateNewClient(client RouteTableClient) error {
 	return fmt.Errorf("Not implemented")
 }