diff --git a/pkg/rpc/pb/service_api_node.pb.go b/pkg/rpc/pb/service_api_node.pb.go
index 7d32e21..3df7d15 100644
--- a/pkg/rpc/pb/service_api_node.pb.go
+++ b/pkg/rpc/pb/service_api_node.pb.go
@@ -804,6 +804,54 @@ func (x *FindCurrentAPINodeVersionResponse) GetVersion() string {
 	return ""
 }
 
+// 计算使用某个SSL证书的API节点数量
+type CountAllEnabledAPINodesWithSSLCertIdRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	SslCertId int64 `protobuf:"varint,1,opt,name=sslCertId,proto3" json:"sslCertId,omitempty"`
+}
+
+func (x *CountAllEnabledAPINodesWithSSLCertIdRequest) Reset() {
+	*x = CountAllEnabledAPINodesWithSSLCertIdRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_service_api_node_proto_msgTypes[14]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *CountAllEnabledAPINodesWithSSLCertIdRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CountAllEnabledAPINodesWithSSLCertIdRequest) ProtoMessage() {}
+
+func (x *CountAllEnabledAPINodesWithSSLCertIdRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_service_api_node_proto_msgTypes[14]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CountAllEnabledAPINodesWithSSLCertIdRequest.ProtoReflect.Descriptor instead.
+func (*CountAllEnabledAPINodesWithSSLCertIdRequest) Descriptor() ([]byte, []int) {
+	return file_service_api_node_proto_rawDescGZIP(), []int{14}
+}
+
+func (x *CountAllEnabledAPINodesWithSSLCertIdRequest) GetSslCertId() int64 {
+	if x != nil {
+		return x.SslCertId
+	}
+	return 0
+}
+
 var File_service_api_node_proto protoreflect.FileDescriptor
 
 var file_service_api_node_proto_rawDesc = []byte{
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+	0x72, 0x72, 0x65, 0x6e, 0x74, 0x41, 0x50, 0x49, 0x4e, 0x6f, 0x64, 0x65, 0x56, 0x65, 0x72, 0x73,
+	0x69, 0x6f, 0x6e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x6d, 0x0a, 0x24, 0x63,
+	0x6f, 0x75, 0x6e, 0x74, 0x41, 0x6c, 0x6c, 0x45, 0x6e, 0x61, 0x62, 0x6c, 0x65, 0x64, 0x41, 0x50,
+	0x49, 0x4e, 0x6f, 0x64, 0x65, 0x73, 0x57, 0x69, 0x74, 0x68, 0x53, 0x53, 0x4c, 0x43, 0x65, 0x72,
+	0x74, 0x49, 0x64, 0x12, 0x2f, 0x2e, 0x70, 0x62, 0x2e, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x41, 0x6c,
+	0x6c, 0x45, 0x6e, 0x61, 0x62, 0x6c, 0x65, 0x64, 0x41, 0x50, 0x49, 0x4e, 0x6f, 0x64, 0x65, 0x73,
+	0x57, 0x69, 0x74, 0x68, 0x53, 0x53, 0x4c, 0x43, 0x65, 0x72, 0x74, 0x49, 0x64, 0x52, 0x65, 0x71,
+	0x75, 0x65, 0x73, 0x74, 0x1a, 0x14, 0x2e, 0x70, 0x62, 0x2e, 0x52, 0x50, 0x43, 0x43, 0x6f, 0x75,
+	0x6e, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x42, 0x06, 0x5a, 0x04, 0x2e, 0x2f,
+	0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -956,30 +1016,31 @@ func file_service_api_node_proto_rawDescGZIP() []byte {
 	return file_service_api_node_proto_rawDescData
 }
 
-var file_service_api_node_proto_msgTypes = make([]protoimpl.MessageInfo, 14)
+var file_service_api_node_proto_msgTypes = make([]protoimpl.MessageInfo, 15)
 var file_service_api_node_proto_goTypes = []interface{}{
-	(*CreateAPINodeRequest)(nil),                // 0: pb.CreateAPINodeRequest
-	(*CreateAPINodeResponse)(nil),               // 1: pb.CreateAPINodeResponse
-	(*UpdateAPINodeRequest)(nil),                // 2: pb.UpdateAPINodeRequest
-	(*DeleteAPINodeRequest)(nil),                // 3: pb.DeleteAPINodeRequest
-	(*FindAllEnabledAPINodesRequest)(nil),       // 4: pb.FindAllEnabledAPINodesRequest
-	(*FindAllEnabledAPINodesResponse)(nil),      // 5: pb.FindAllEnabledAPINodesResponse
-	(*CountAllEnabledAPINodesRequest)(nil),      // 6: pb.CountAllEnabledAPINodesRequest
-	(*CountAllEnabledAndOnAPINodesRequest)(nil), // 7: pb.CountAllEnabledAndOnAPINodesRequest
-	(*ListEnabledAPINodesRequest)(nil),          // 8: pb.ListEnabledAPINodesRequest
-	(*ListEnabledAPINodesResponse)(nil),         // 9: pb.ListEnabledAPINodesResponse
-	(*FindEnabledAPINodeRequest)(nil),           // 10: pb.FindEnabledAPINodeRequest
-	(*FindEnabledAPINodeResponse)(nil),          // 11: pb.FindEnabledAPINodeResponse
-	(*FindCurrentAPINodeVersionRequest)(nil),    // 12: pb.FindCurrentAPINodeVersionRequest
-	(*FindCurrentAPINodeVersionResponse)(nil),   // 13: pb.FindCurrentAPINodeVersionResponse
-	(*APINode)(nil),                             // 14: pb.APINode
-	(*RPCSuccess)(nil),                          // 15: pb.RPCSuccess
-	(*RPCCountResponse)(nil),                    // 16: pb.RPCCountResponse
+	(*CreateAPINodeRequest)(nil),                        // 0: pb.CreateAPINodeRequest
+	(*CreateAPINodeResponse)(nil),                       // 1: pb.CreateAPINodeResponse
+	(*UpdateAPINodeRequest)(nil),                        // 2: pb.UpdateAPINodeRequest
+	(*DeleteAPINodeRequest)(nil),                        // 3: pb.DeleteAPINodeRequest
+	(*FindAllEnabledAPINodesRequest)(nil),               // 4: pb.FindAllEnabledAPINodesRequest
+	(*FindAllEnabledAPINodesResponse)(nil),              // 5: pb.FindAllEnabledAPINodesResponse
+	(*CountAllEnabledAPINodesRequest)(nil),              // 6: pb.CountAllEnabledAPINodesRequest
+	(*CountAllEnabledAndOnAPINodesRequest)(nil),         // 7: pb.CountAllEnabledAndOnAPINodesRequest
+	(*ListEnabledAPINodesRequest)(nil),                  // 8: pb.ListEnabledAPINodesRequest
+	(*ListEnabledAPINodesResponse)(nil),                 // 9: pb.ListEnabledAPINodesResponse
+	(*FindEnabledAPINodeRequest)(nil),                   // 10: pb.FindEnabledAPINodeRequest
+	(*FindEnabledAPINodeResponse)(nil),                  // 11: pb.FindEnabledAPINodeResponse
+	(*FindCurrentAPINodeVersionRequest)(nil),            // 12: pb.FindCurrentAPINodeVersionRequest
+	(*FindCurrentAPINodeVersionResponse)(nil),           // 13: pb.FindCurrentAPINodeVersionResponse
+	(*CountAllEnabledAPINodesWithSSLCertIdRequest)(nil), // 14: pb.CountAllEnabledAPINodesWithSSLCertIdRequest
+	(*APINode)(nil),                                     // 15: pb.APINode
+	(*RPCSuccess)(nil),                                  // 16: pb.RPCSuccess
+	(*RPCCountResponse)(nil),                            // 17: pb.RPCCountResponse
 }
 var file_service_api_node_proto_depIdxs = []int32{
-	14, // 0: pb.FindAllEnabledAPINodesResponse.apiNodes:type_name -> pb.APINode
-	14, // 1: pb.ListEnabledAPINodesResponse.apiNodes:type_name -> pb.APINode
-	14, // 2: pb.FindEnabledAPINodeResponse.apiNode:type_name -> pb.APINode
+	15, // 0: pb.FindAllEnabledAPINodesResponse.apiNodes:type_name -> pb.APINode
+	15, // 1: pb.ListEnabledAPINodesResponse.apiNodes:type_name -> pb.APINode
+	15, // 2: pb.FindEnabledAPINodeResponse.apiNode:type_name -> pb.APINode
 	0,  // 3: pb.APINodeService.createAPINode:input_type -> pb.CreateAPINodeRequest
 	2,  // 4: pb.APINodeService.updateAPINode:input_type -> pb.UpdateAPINodeRequest
 	3,  // 5: pb.APINodeService.deleteAPINode:input_type -> pb.DeleteAPINodeRequest
@@ -989,17 +1050,19 @@ var file_service_api_node_proto_depIdxs = []int32{
 	8,  // 9: pb.APINodeService.listEnabledAPINodes:input_type -> pb.ListEnabledAPINodesRequest
 	10, // 10: pb.APINodeService.findEnabledAPINode:input_type -> pb.FindEnabledAPINodeRequest
 	12, // 11: pb.APINodeService.findCurrentAPINodeVersion:input_type -> pb.FindCurrentAPINodeVersionRequest
-	1,  // 12: pb.APINodeService.createAPINode:output_type -> pb.CreateAPINodeResponse
-	15, // 13: pb.APINodeService.updateAPINode:output_type -> pb.RPCSuccess
-	15, // 14: pb.APINodeService.deleteAPINode:output_type -> pb.RPCSuccess
-	5,  // 15: pb.APINodeService.findAllEnabledAPINodes:output_type -> pb.FindAllEnabledAPINodesResponse
-	16, // 16: pb.APINodeService.countAllEnabledAPINodes:output_type -> pb.RPCCountResponse
-	16, // 17: pb.APINodeService.countAllEnabledAndOnAPINodes:output_type -> pb.RPCCountResponse
-	9,  // 18: pb.APINodeService.listEnabledAPINodes:output_type -> pb.ListEnabledAPINodesResponse
-	11, // 19: pb.APINodeService.findEnabledAPINode:output_type -> pb.FindEnabledAPINodeResponse
-	13, // 20: pb.APINodeService.findCurrentAPINodeVersion:output_type -> pb.FindCurrentAPINodeVersionResponse
-	12, // [12:21] is the sub-list for method output_type
-	3,  // [3:12] is the sub-list for method input_type
+	14, // 12: pb.APINodeService.countAllEnabledAPINodesWithSSLCertId:input_type -> pb.CountAllEnabledAPINodesWithSSLCertIdRequest
+	1,  // 13: pb.APINodeService.createAPINode:output_type -> pb.CreateAPINodeResponse
+	16, // 14: pb.APINodeService.updateAPINode:output_type -> pb.RPCSuccess
+	16, // 15: pb.APINodeService.deleteAPINode:output_type -> pb.RPCSuccess
+	5,  // 16: pb.APINodeService.findAllEnabledAPINodes:output_type -> pb.FindAllEnabledAPINodesResponse
+	17, // 17: pb.APINodeService.countAllEnabledAPINodes:output_type -> pb.RPCCountResponse
+	17, // 18: pb.APINodeService.countAllEnabledAndOnAPINodes:output_type -> pb.RPCCountResponse
+	9,  // 19: pb.APINodeService.listEnabledAPINodes:output_type -> pb.ListEnabledAPINodesResponse
+	11, // 20: pb.APINodeService.findEnabledAPINode:output_type -> pb.FindEnabledAPINodeResponse
+	13, // 21: pb.APINodeService.findCurrentAPINodeVersion:output_type -> pb.FindCurrentAPINodeVersionResponse
+	17, // 22: pb.APINodeService.countAllEnabledAPINodesWithSSLCertId:output_type -> pb.RPCCountResponse
+	13, // [13:23] is the sub-list for method output_type
+	3,  // [3:13] is the sub-list for method input_type
 	3,  // [3:3] is the sub-list for extension type_name
 	3,  // [3:3] is the sub-list for extension extendee
 	0,  // [0:3] is the sub-list for field type_name
@@ -1181,6 +1244,18 @@ func file_service_api_node_proto_init() {
 				return nil
 			}
 		}
+		file_service_api_node_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*CountAllEnabledAPINodesWithSSLCertIdRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -1188,7 +1263,7 @@ func file_service_api_node_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_service_api_node_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   14,
+			NumMessages:   15,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
@@ -1232,6 +1307,8 @@ type APINodeServiceClient interface {
 	FindEnabledAPINode(ctx context.Context, in *FindEnabledAPINodeRequest, opts ...grpc.CallOption) (*FindEnabledAPINodeResponse, error)
 	// 获取当前API节点的版本
 	FindCurrentAPINodeVersion(ctx context.Context, in *FindCurrentAPINodeVersionRequest, opts ...grpc.CallOption) (*FindCurrentAPINodeVersionResponse, error)
+	// 计算使用某个SSL证书的API节点数量
+	CountAllEnabledAPINodesWithSSLCertId(ctx context.Context, in *CountAllEnabledAPINodesWithSSLCertIdRequest, opts ...grpc.CallOption) (*RPCCountResponse, error)
 }
 
 type aPINodeServiceClient struct {
@@ -1323,6 +1400,15 @@ func (c *aPINodeServiceClient) FindCurrentAPINodeVersion(ctx context.Context, in
 	return out, nil
 }
 
+func (c *aPINodeServiceClient) CountAllEnabledAPINodesWithSSLCertId(ctx context.Context, in *CountAllEnabledAPINodesWithSSLCertIdRequest, opts ...grpc.CallOption) (*RPCCountResponse, error) {
+	out := new(RPCCountResponse)
+	err := c.cc.Invoke(ctx, "/pb.APINodeService/countAllEnabledAPINodesWithSSLCertId", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // APINodeServiceServer is the server API for APINodeService service.
 type APINodeServiceServer interface {
 	// 创建API节点
@@ -1343,6 +1429,8 @@ type APINodeServiceServer interface {
 	FindEnabledAPINode(context.Context, *FindEnabledAPINodeRequest) (*FindEnabledAPINodeResponse, error)
 	// 获取当前API节点的版本
 	FindCurrentAPINodeVersion(context.Context, *FindCurrentAPINodeVersionRequest) (*FindCurrentAPINodeVersionResponse, error)
+	// 计算使用某个SSL证书的API节点数量
+	CountAllEnabledAPINodesWithSSLCertId(context.Context, *CountAllEnabledAPINodesWithSSLCertIdRequest) (*RPCCountResponse, error)
 }
 
 // UnimplementedAPINodeServiceServer can be embedded to have forward compatible implementations.
@@ -1376,6 +1464,9 @@ func (*UnimplementedAPINodeServiceServer) FindEnabledAPINode(context.Context, *F
 func (*UnimplementedAPINodeServiceServer) FindCurrentAPINodeVersion(context.Context, *FindCurrentAPINodeVersionRequest) (*FindCurrentAPINodeVersionResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method FindCurrentAPINodeVersion not implemented")
 }
+func (*UnimplementedAPINodeServiceServer) CountAllEnabledAPINodesWithSSLCertId(context.Context, *CountAllEnabledAPINodesWithSSLCertIdRequest) (*RPCCountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method CountAllEnabledAPINodesWithSSLCertId not implemented")
+}
 
 func RegisterAPINodeServiceServer(s *grpc.Server, srv APINodeServiceServer) {
 	s.RegisterService(&_APINodeService_serviceDesc, srv)
@@ -1543,6 +1634,24 @@ func _APINodeService_FindCurrentAPINodeVersion_Handler(srv interface{}, ctx cont
 	return interceptor(ctx, in, info, handler)
 }
 
+func _APINodeService_CountAllEnabledAPINodesWithSSLCertId_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(CountAllEnabledAPINodesWithSSLCertIdRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(APINodeServiceServer).CountAllEnabledAPINodesWithSSLCertId(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/pb.APINodeService/CountAllEnabledAPINodesWithSSLCertId",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(APINodeServiceServer).CountAllEnabledAPINodesWithSSLCertId(ctx, req.(*CountAllEnabledAPINodesWithSSLCertIdRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 var _APINodeService_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "pb.APINodeService",
 	HandlerType: (*APINodeServiceServer)(nil),
@@ -1583,6 +1692,10 @@ var _APINodeService_serviceDesc = grpc.ServiceDesc{
 			MethodName: "findCurrentAPINodeVersion",
 			Handler:    _APINodeService_FindCurrentAPINodeVersion_Handler,
 		},
+		{
+			MethodName: "countAllEnabledAPINodesWithSSLCertId",
+			Handler:    _APINodeService_CountAllEnabledAPINodesWithSSLCertId_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "service_api_node.proto",
diff --git a/pkg/rpc/pb/service_user_node.pb.go b/pkg/rpc/pb/service_user_node.pb.go
index 320f05f..263bba7 100644
--- a/pkg/rpc/pb/service_user_node.pb.go
+++ b/pkg/rpc/pb/service_user_node.pb.go
@@ -122,7 +122,7 @@ type CreateUserNodeResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId int64 `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	UserNodeId int64 `protobuf:"varint,1,opt,name=userNodeId,proto3" json:"userNodeId,omitempty"`
 }
 
 func (x *CreateUserNodeResponse) Reset() {
@@ -157,9 +157,9 @@ func (*CreateUserNodeResponse) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{1}
 }
 
-func (x *CreateUserNodeResponse) GetNodeId() int64 {
+func (x *CreateUserNodeResponse) GetUserNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.UserNodeId
 	}
 	return 0
 }
@@ -170,7 +170,7 @@ type UpdateUserNodeRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId          int64  `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	UserNodeId      int64  `protobuf:"varint,1,opt,name=userNodeId,proto3" json:"userNodeId,omitempty"`
 	Name            string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
 	Description     string `protobuf:"bytes,3,opt,name=description,proto3" json:"description,omitempty"`
 	HttpJSON        []byte `protobuf:"bytes,4,opt,name=httpJSON,proto3" json:"httpJSON,omitempty"`
@@ -211,9 +211,9 @@ func (*UpdateUserNodeRequest) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{2}
 }
 
-func (x *UpdateUserNodeRequest) GetNodeId() int64 {
+func (x *UpdateUserNodeRequest) GetUserNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.UserNodeId
 	}
 	return 0
 }
@@ -266,7 +266,7 @@ type DeleteUserNodeRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId int64 `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	UserNodeId int64 `protobuf:"varint,1,opt,name=userNodeId,proto3" json:"userNodeId,omitempty"`
 }
 
 func (x *DeleteUserNodeRequest) Reset() {
@@ -301,9 +301,9 @@ func (*DeleteUserNodeRequest) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{3}
 }
 
-func (x *DeleteUserNodeRequest) GetNodeId() int64 {
+func (x *DeleteUserNodeRequest) GetUserNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.UserNodeId
 	}
 	return 0
 }
@@ -352,7 +352,7 @@ type FindAllEnabledUserNodesResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Nodes []*UserNode `protobuf:"bytes,1,rep,name=nodes,proto3" json:"nodes,omitempty"`
+	UserNodes []*UserNode `protobuf:"bytes,1,rep,name=userNodes,proto3" json:"userNodes,omitempty"`
 }
 
 func (x *FindAllEnabledUserNodesResponse) Reset() {
@@ -387,9 +387,9 @@ func (*FindAllEnabledUserNodesResponse) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{5}
 }
 
-func (x *FindAllEnabledUserNodesResponse) GetNodes() []*UserNode {
+func (x *FindAllEnabledUserNodesResponse) GetUserNodes() []*UserNode {
 	if x != nil {
-		return x.Nodes
+		return x.UserNodes
 	}
 	return nil
 }
@@ -494,7 +494,7 @@ type ListEnabledUserNodesResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Nodes []*UserNode `protobuf:"bytes,1,rep,name=nodes,proto3" json:"nodes,omitempty"`
+	UserNodes []*UserNode `protobuf:"bytes,1,rep,name=userNodes,proto3" json:"userNodes,omitempty"`
 }
 
 func (x *ListEnabledUserNodesResponse) Reset() {
@@ -529,9 +529,9 @@ func (*ListEnabledUserNodesResponse) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{8}
 }
 
-func (x *ListEnabledUserNodesResponse) GetNodes() []*UserNode {
+func (x *ListEnabledUserNodesResponse) GetUserNodes() []*UserNode {
 	if x != nil {
-		return x.Nodes
+		return x.UserNodes
 	}
 	return nil
 }
@@ -542,7 +542,7 @@ type FindEnabledUserNodeRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId int64 `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	UserNodeId int64 `protobuf:"varint,1,opt,name=userNodeId,proto3" json:"userNodeId,omitempty"`
 }
 
 func (x *FindEnabledUserNodeRequest) Reset() {
@@ -577,9 +577,9 @@ func (*FindEnabledUserNodeRequest) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{9}
 }
 
-func (x *FindEnabledUserNodeRequest) GetNodeId() int64 {
+func (x *FindEnabledUserNodeRequest) GetUserNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.UserNodeId
 	}
 	return 0
 }
@@ -589,7 +589,7 @@ type FindEnabledUserNodeResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Node *UserNode `protobuf:"bytes,1,opt,name=node,proto3" json:"node,omitempty"`
+	UserNode *UserNode `protobuf:"bytes,1,opt,name=userNode,proto3" json:"userNode,omitempty"`
 }
 
 func (x *FindEnabledUserNodeResponse) Reset() {
@@ -624,9 +624,9 @@ func (*FindEnabledUserNodeResponse) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{10}
 }
 
-func (x *FindEnabledUserNodeResponse) GetNode() *UserNode {
+func (x *FindEnabledUserNodeResponse) GetUserNode() *UserNode {
 	if x != nil {
-		return x.Node
+		return x.UserNode
 	}
 	return nil
 }
@@ -675,7 +675,7 @@ type FindCurrentUserNodeResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Node *UserNode `protobuf:"bytes,1,opt,name=node,proto3" json:"node,omitempty"`
+	UserNode *UserNode `protobuf:"bytes,1,opt,name=userNode,proto3" json:"userNode,omitempty"`
 }
 
 func (x *FindCurrentUserNodeResponse) Reset() {
@@ -710,9 +710,9 @@ func (*FindCurrentUserNodeResponse) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{12}
 }
 
-func (x *FindCurrentUserNodeResponse) GetNode() *UserNode {
+func (x *FindCurrentUserNodeResponse) GetUserNode() *UserNode {
 	if x != nil {
-		return x.Node
+		return x.UserNode
 	}
 	return nil
 }
@@ -723,7 +723,7 @@ type UpdateUserNodeStatusRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	NodeId     int64  `protobuf:"varint,1,opt,name=nodeId,proto3" json:"nodeId,omitempty"`
+	UserNodeId int64  `protobuf:"varint,1,opt,name=userNodeId,proto3" json:"userNodeId,omitempty"`
 	StatusJSON []byte `protobuf:"bytes,2,opt,name=statusJSON,proto3" json:"statusJSON,omitempty"`
 }
 
@@ -759,9 +759,9 @@ func (*UpdateUserNodeStatusRequest) Descriptor() ([]byte, []int) {
 	return file_service_user_node_proto_rawDescGZIP(), []int{13}
 }
 
-func (x *UpdateUserNodeStatusRequest) GetNodeId() int64 {
+func (x *UpdateUserNodeStatusRequest) GetUserNodeId() int64 {
 	if x != nil {
-		return x.NodeId
+		return x.UserNodeId
 	}
 	return 0
 }
@@ -773,6 +773,54 @@ func (x *UpdateUserNodeStatusRequest) GetStatusJSON() []byte {
 	return nil
 }
 
+// 计算使用某个SSL证书的用户节点数量
+type CountAllEnabledUserNodesWithSSLCertIdRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	SslCertId int64 `protobuf:"varint,1,opt,name=sslCertId,proto3" json:"sslCertId,omitempty"`
+}
+
+func (x *CountAllEnabledUserNodesWithSSLCertIdRequest) Reset() {
+	*x = CountAllEnabledUserNodesWithSSLCertIdRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_service_user_node_proto_msgTypes[14]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *CountAllEnabledUserNodesWithSSLCertIdRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CountAllEnabledUserNodesWithSSLCertIdRequest) ProtoMessage() {}
+
+func (x *CountAllEnabledUserNodesWithSSLCertIdRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_service_user_node_proto_msgTypes[14]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CountAllEnabledUserNodesWithSSLCertIdRequest.ProtoReflect.Descriptor instead.
+func (*CountAllEnabledUserNodesWithSSLCertIdRequest) Descriptor() ([]byte, []int) {
+	return file_service_user_node_proto_rawDescGZIP(), []int{14}
+}
+
+func (x *CountAllEnabledUserNodesWithSSLCertIdRequest) GetSslCertId() int64 {
+	if x != nil {
+		return x.SslCertId
+	}
+	return 0
+}
+
 var File_service_user_node_proto protoreflect.FileDescriptor
 
 var file_service_user_node_proto_rawDesc = []byte{
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 }
 
 var (
@@ -912,31 +977,32 @@ func file_service_user_node_proto_rawDescGZIP() []byte {
 	return file_service_user_node_proto_rawDescData
 }
 
-var file_service_user_node_proto_msgTypes = make([]protoimpl.MessageInfo, 14)
+var file_service_user_node_proto_msgTypes = make([]protoimpl.MessageInfo, 15)
 var file_service_user_node_proto_goTypes = []interface{}{
-	(*CreateUserNodeRequest)(nil),           // 0: pb.CreateUserNodeRequest
-	(*CreateUserNodeResponse)(nil),          // 1: pb.CreateUserNodeResponse
-	(*UpdateUserNodeRequest)(nil),           // 2: pb.UpdateUserNodeRequest
-	(*DeleteUserNodeRequest)(nil),           // 3: pb.DeleteUserNodeRequest
-	(*FindAllEnabledUserNodesRequest)(nil),  // 4: pb.FindAllEnabledUserNodesRequest
-	(*FindAllEnabledUserNodesResponse)(nil), // 5: pb.FindAllEnabledUserNodesResponse
-	(*CountAllEnabledUserNodesRequest)(nil), // 6: pb.CountAllEnabledUserNodesRequest
-	(*ListEnabledUserNodesRequest)(nil),     // 7: pb.ListEnabledUserNodesRequest
-	(*ListEnabledUserNodesResponse)(nil),    // 8: pb.ListEnabledUserNodesResponse
-	(*FindEnabledUserNodeRequest)(nil),      // 9: pb.FindEnabledUserNodeRequest
-	(*FindEnabledUserNodeResponse)(nil),     // 10: pb.FindEnabledUserNodeResponse
-	(*FindCurrentUserNodeRequest)(nil),      // 11: pb.FindCurrentUserNodeRequest
-	(*FindCurrentUserNodeResponse)(nil),     // 12: pb.FindCurrentUserNodeResponse
-	(*UpdateUserNodeStatusRequest)(nil),     // 13: pb.UpdateUserNodeStatusRequest
-	(*UserNode)(nil),                        // 14: pb.UserNode
-	(*RPCSuccess)(nil),                      // 15: pb.RPCSuccess
-	(*RPCCountResponse)(nil),                // 16: pb.RPCCountResponse
+	(*CreateUserNodeRequest)(nil),                        // 0: pb.CreateUserNodeRequest
+	(*CreateUserNodeResponse)(nil),                       // 1: pb.CreateUserNodeResponse
+	(*UpdateUserNodeRequest)(nil),                        // 2: pb.UpdateUserNodeRequest
+	(*DeleteUserNodeRequest)(nil),                        // 3: pb.DeleteUserNodeRequest
+	(*FindAllEnabledUserNodesRequest)(nil),               // 4: pb.FindAllEnabledUserNodesRequest
+	(*FindAllEnabledUserNodesResponse)(nil),              // 5: pb.FindAllEnabledUserNodesResponse
+	(*CountAllEnabledUserNodesRequest)(nil),              // 6: pb.CountAllEnabledUserNodesRequest
+	(*ListEnabledUserNodesRequest)(nil),                  // 7: pb.ListEnabledUserNodesRequest
+	(*ListEnabledUserNodesResponse)(nil),                 // 8: pb.ListEnabledUserNodesResponse
+	(*FindEnabledUserNodeRequest)(nil),                   // 9: pb.FindEnabledUserNodeRequest
+	(*FindEnabledUserNodeResponse)(nil),                  // 10: pb.FindEnabledUserNodeResponse
+	(*FindCurrentUserNodeRequest)(nil),                   // 11: pb.FindCurrentUserNodeRequest
+	(*FindCurrentUserNodeResponse)(nil),                  // 12: pb.FindCurrentUserNodeResponse
+	(*UpdateUserNodeStatusRequest)(nil),                  // 13: pb.UpdateUserNodeStatusRequest
+	(*CountAllEnabledUserNodesWithSSLCertIdRequest)(nil), // 14: pb.CountAllEnabledUserNodesWithSSLCertIdRequest
+	(*UserNode)(nil),                                     // 15: pb.UserNode
+	(*RPCSuccess)(nil),                                   // 16: pb.RPCSuccess
+	(*RPCCountResponse)(nil),                             // 17: pb.RPCCountResponse
 }
 var file_service_user_node_proto_depIdxs = []int32{
-	14, // 0: pb.FindAllEnabledUserNodesResponse.nodes:type_name -> pb.UserNode
-	14, // 1: pb.ListEnabledUserNodesResponse.nodes:type_name -> pb.UserNode
-	14, // 2: pb.FindEnabledUserNodeResponse.node:type_name -> pb.UserNode
-	14, // 3: pb.FindCurrentUserNodeResponse.node:type_name -> pb.UserNode
+	15, // 0: pb.FindAllEnabledUserNodesResponse.userNodes:type_name -> pb.UserNode
+	15, // 1: pb.ListEnabledUserNodesResponse.userNodes:type_name -> pb.UserNode
+	15, // 2: pb.FindEnabledUserNodeResponse.userNode:type_name -> pb.UserNode
+	15, // 3: pb.FindCurrentUserNodeResponse.userNode:type_name -> pb.UserNode
 	0,  // 4: pb.UserNodeService.createUserNode:input_type -> pb.CreateUserNodeRequest
 	2,  // 5: pb.UserNodeService.updateUserNode:input_type -> pb.UpdateUserNodeRequest
 	3,  // 6: pb.UserNodeService.deleteUserNode:input_type -> pb.DeleteUserNodeRequest
@@ -946,17 +1012,19 @@ var file_service_user_node_proto_depIdxs = []int32{
 	9,  // 10: pb.UserNodeService.findEnabledUserNode:input_type -> pb.FindEnabledUserNodeRequest
 	11, // 11: pb.UserNodeService.findCurrentUserNode:input_type -> pb.FindCurrentUserNodeRequest
 	13, // 12: pb.UserNodeService.updateUserNodeStatus:input_type -> pb.UpdateUserNodeStatusRequest
-	1,  // 13: pb.UserNodeService.createUserNode:output_type -> pb.CreateUserNodeResponse
-	15, // 14: pb.UserNodeService.updateUserNode:output_type -> pb.RPCSuccess
-	15, // 15: pb.UserNodeService.deleteUserNode:output_type -> pb.RPCSuccess
-	5,  // 16: pb.UserNodeService.findAllEnabledUserNodes:output_type -> pb.FindAllEnabledUserNodesResponse
-	16, // 17: pb.UserNodeService.countAllEnabledUserNodes:output_type -> pb.RPCCountResponse
-	8,  // 18: pb.UserNodeService.listEnabledUserNodes:output_type -> pb.ListEnabledUserNodesResponse
-	10, // 19: pb.UserNodeService.findEnabledUserNode:output_type -> pb.FindEnabledUserNodeResponse
-	12, // 20: pb.UserNodeService.findCurrentUserNode:output_type -> pb.FindCurrentUserNodeResponse
-	15, // 21: pb.UserNodeService.updateUserNodeStatus:output_type -> pb.RPCSuccess
-	13, // [13:22] is the sub-list for method output_type
-	4,  // [4:13] is the sub-list for method input_type
+	14, // 13: pb.UserNodeService.countAllEnabledUserNodesWithSSLCertId:input_type -> pb.CountAllEnabledUserNodesWithSSLCertIdRequest
+	1,  // 14: pb.UserNodeService.createUserNode:output_type -> pb.CreateUserNodeResponse
+	16, // 15: pb.UserNodeService.updateUserNode:output_type -> pb.RPCSuccess
+	16, // 16: pb.UserNodeService.deleteUserNode:output_type -> pb.RPCSuccess
+	5,  // 17: pb.UserNodeService.findAllEnabledUserNodes:output_type -> pb.FindAllEnabledUserNodesResponse
+	17, // 18: pb.UserNodeService.countAllEnabledUserNodes:output_type -> pb.RPCCountResponse
+	8,  // 19: pb.UserNodeService.listEnabledUserNodes:output_type -> pb.ListEnabledUserNodesResponse
+	10, // 20: pb.UserNodeService.findEnabledUserNode:output_type -> pb.FindEnabledUserNodeResponse
+	12, // 21: pb.UserNodeService.findCurrentUserNode:output_type -> pb.FindCurrentUserNodeResponse
+	16, // 22: pb.UserNodeService.updateUserNodeStatus:output_type -> pb.RPCSuccess
+	17, // 23: pb.UserNodeService.countAllEnabledUserNodesWithSSLCertId:output_type -> pb.RPCCountResponse
+	14, // [14:24] is the sub-list for method output_type
+	4,  // [4:14] is the sub-list for method input_type
 	4,  // [4:4] is the sub-list for extension type_name
 	4,  // [4:4] is the sub-list for extension extendee
 	0,  // [0:4] is the sub-list for field type_name
@@ -1138,6 +1206,18 @@ func file_service_user_node_proto_init() {
 				return nil
 			}
 		}
+		file_service_user_node_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*CountAllEnabledUserNodesWithSSLCertIdRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -1145,7 +1225,7 @@ func file_service_user_node_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_service_user_node_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   14,
+			NumMessages:   15,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
@@ -1189,6 +1269,8 @@ type UserNodeServiceClient interface {
 	FindCurrentUserNode(ctx context.Context, in *FindCurrentUserNodeRequest, opts ...grpc.CallOption) (*FindCurrentUserNodeResponse, error)
 	// 更新节点状态
 	UpdateUserNodeStatus(ctx context.Context, in *UpdateUserNodeStatusRequest, opts ...grpc.CallOption) (*RPCSuccess, error)
+	// 计算使用某个SSL证书的用户节点数量
+	CountAllEnabledUserNodesWithSSLCertId(ctx context.Context, in *CountAllEnabledUserNodesWithSSLCertIdRequest, opts ...grpc.CallOption) (*RPCCountResponse, error)
 }
 
 type userNodeServiceClient struct {
@@ -1280,6 +1362,15 @@ func (c *userNodeServiceClient) UpdateUserNodeStatus(ctx context.Context, in *Up
 	return out, nil
 }
 
+func (c *userNodeServiceClient) CountAllEnabledUserNodesWithSSLCertId(ctx context.Context, in *CountAllEnabledUserNodesWithSSLCertIdRequest, opts ...grpc.CallOption) (*RPCCountResponse, error) {
+	out := new(RPCCountResponse)
+	err := c.cc.Invoke(ctx, "/pb.UserNodeService/countAllEnabledUserNodesWithSSLCertId", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // UserNodeServiceServer is the server API for UserNodeService service.
 type UserNodeServiceServer interface {
 	// 创建用户节点
@@ -1300,6 +1391,8 @@ type UserNodeServiceServer interface {
 	FindCurrentUserNode(context.Context, *FindCurrentUserNodeRequest) (*FindCurrentUserNodeResponse, error)
 	// 更新节点状态
 	UpdateUserNodeStatus(context.Context, *UpdateUserNodeStatusRequest) (*RPCSuccess, error)
+	// 计算使用某个SSL证书的用户节点数量
+	CountAllEnabledUserNodesWithSSLCertId(context.Context, *CountAllEnabledUserNodesWithSSLCertIdRequest) (*RPCCountResponse, error)
 }
 
 // UnimplementedUserNodeServiceServer can be embedded to have forward compatible implementations.
@@ -1333,6 +1426,9 @@ func (*UnimplementedUserNodeServiceServer) FindCurrentUserNode(context.Context,
 func (*UnimplementedUserNodeServiceServer) UpdateUserNodeStatus(context.Context, *UpdateUserNodeStatusRequest) (*RPCSuccess, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method UpdateUserNodeStatus not implemented")
 }
+func (*UnimplementedUserNodeServiceServer) CountAllEnabledUserNodesWithSSLCertId(context.Context, *CountAllEnabledUserNodesWithSSLCertIdRequest) (*RPCCountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method CountAllEnabledUserNodesWithSSLCertId not implemented")
+}
 
 func RegisterUserNodeServiceServer(s *grpc.Server, srv UserNodeServiceServer) {
 	s.RegisterService(&_UserNodeService_serviceDesc, srv)
@@ -1500,6 +1596,24 @@ func _UserNodeService_UpdateUserNodeStatus_Handler(srv interface{}, ctx context.
 	return interceptor(ctx, in, info, handler)
 }
 
+func _UserNodeService_CountAllEnabledUserNodesWithSSLCertId_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(CountAllEnabledUserNodesWithSSLCertIdRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(UserNodeServiceServer).CountAllEnabledUserNodesWithSSLCertId(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/pb.UserNodeService/CountAllEnabledUserNodesWithSSLCertId",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(UserNodeServiceServer).CountAllEnabledUserNodesWithSSLCertId(ctx, req.(*CountAllEnabledUserNodesWithSSLCertIdRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 var _UserNodeService_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "pb.UserNodeService",
 	HandlerType: (*UserNodeServiceServer)(nil),
@@ -1540,6 +1654,10 @@ var _UserNodeService_serviceDesc = grpc.ServiceDesc{
 			MethodName: "updateUserNodeStatus",
 			Handler:    _UserNodeService_UpdateUserNodeStatus_Handler,
 		},
+		{
+			MethodName: "countAllEnabledUserNodesWithSSLCertId",
+			Handler:    _UserNodeService_CountAllEnabledUserNodesWithSSLCertId_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "service_user_node.proto",
diff --git a/pkg/rpc/protos/service_api_node.proto b/pkg/rpc/protos/service_api_node.proto
index 091fab9..e1d321b 100644
--- a/pkg/rpc/protos/service_api_node.proto
+++ b/pkg/rpc/protos/service_api_node.proto
@@ -32,6 +32,9 @@ service APINodeService {
 
 	// 获取当前API节点的版本
 	rpc findCurrentAPINodeVersion (FindCurrentAPINodeVersionRequest) returns (FindCurrentAPINodeVersionResponse);
+
+	// 计算使用某个SSL证书的API节点数量
+	rpc countAllEnabledAPINodesWithSSLCertId (CountAllEnabledAPINodesWithSSLCertIdRequest) returns (RPCCountResponse);
 }
 
 // 创建API节点
@@ -115,4 +118,9 @@ message FindCurrentAPINodeVersionRequest {
 
 message FindCurrentAPINodeVersionResponse {
 	string version = 1;
+}
+
+// 计算使用某个SSL证书的API节点数量
+message CountAllEnabledAPINodesWithSSLCertIdRequest {
+	int64 sslCertId = 1;
 }
\ No newline at end of file
diff --git a/pkg/rpc/protos/service_user_node.proto b/pkg/rpc/protos/service_user_node.proto
index fa11ddf..1685855 100644
--- a/pkg/rpc/protos/service_user_node.proto
+++ b/pkg/rpc/protos/service_user_node.proto
@@ -32,6 +32,9 @@ service UserNodeService {
 
 	// 更新节点状态
 	rpc updateUserNodeStatus (UpdateUserNodeStatusRequest) returns (RPCSuccess);
+
+	// 计算使用某个SSL证书的用户节点数量
+	rpc countAllEnabledUserNodesWithSSLCertId (CountAllEnabledUserNodesWithSSLCertIdRequest) returns (RPCCountResponse);
 }
 
 // 创建用户节点
@@ -45,12 +48,12 @@ message CreateUserNodeRequest {
 }
 
 message CreateUserNodeResponse {
-	int64 nodeId = 1;
+	int64 userNodeId = 1;
 }
 
 // 修改用户节点
 message UpdateUserNodeRequest {
-	int64 nodeId = 1;
+	int64 userNodeId = 1;
 	string name = 2;
 	string description = 3;
 	bytes httpJSON = 4;
@@ -61,7 +64,7 @@ message UpdateUserNodeRequest {
 
 // 删除用户节点
 message DeleteUserNodeRequest {
-	int64 nodeId = 1;
+	int64 userNodeId = 1;
 }
 
 // 列出所有可用用户节点
@@ -70,7 +73,7 @@ message FindAllEnabledUserNodesRequest {
 }
 
 message FindAllEnabledUserNodesResponse {
-	repeated UserNode nodes = 1;
+	repeated UserNode userNodes = 1;
 }
 
 // 计算用户节点数量
@@ -85,16 +88,16 @@ message ListEnabledUserNodesRequest {
 }
 
 message ListEnabledUserNodesResponse {
-	repeated UserNode nodes = 1;
+	repeated UserNode userNodes = 1;
 }
 
 // 根据ID查找节点
 message FindEnabledUserNodeRequest {
-	int64 nodeId = 1;
+	int64 userNodeId = 1;
 }
 
 message FindEnabledUserNodeResponse {
-	UserNode node = 1;
+	UserNode userNode = 1;
 }
 
 // 获取当前用户节点
@@ -103,11 +106,16 @@ message FindCurrentUserNodeRequest {
 }
 
 message FindCurrentUserNodeResponse {
-	UserNode node = 1;
+	UserNode userNode = 1;
 }
 
 // 更新节点状态
 message UpdateUserNodeStatusRequest {
-	int64 nodeId = 1;
+	int64 userNodeId = 1;
 	bytes statusJSON = 2;
+}
+
+// 计算使用某个SSL证书的用户节点数量
+message CountAllEnabledUserNodesWithSSLCertIdRequest {
+	int64 sslCertId = 1;
 }
\ No newline at end of file