✨ Websocket stream control count connection for specific user

pkg/internal/grpc/stream.go

@@ -7,6 +7,13 @@ import (
 	"git.solsynth.dev/hydrogen/dealer/pkg/proto"
 )
 
+func (v *Server) CountStreamConnection(ctx context.Context, request *proto.CountConnectionRequest) (*proto.CountConnectionResponse, error) {
+	out := services.ClientCount(uint(request.GetUserId()))
+	return &proto.CountConnectionResponse{
+		Count: int64(out),
+	}, nil
+}
+
 func (v *Server) PushStream(ctx context.Context, request *proto.PushStreamRequest) (*proto.PushStreamResponse, error) {
 	cnt, success, errs := services.WebsocketPush(uint(request.GetUserId()), request.GetBody())
 	if len(errs) > 0 {

pkg/internal/services/connections.go

@@ -29,6 +29,10 @@ func ClientUnregister(user models.Account, conn *websocket.Conn) {
 	wsMutex.Unlock()
 }
 
+func ClientCount(uid uint) int {
+	return len(wsConn[uid])
+}
+
 func WebsocketPush(uid uint, body []byte) (count int, success int, errs []error) {
 	for conn := range wsConn[uid] {
 		if err := conn.WriteMessage(1, body); err != nil {

pkg/proto/stream.pb.go

@@ -20,6 +20,100 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type CountConnectionRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	UserId uint64 `protobuf:"varint,1,opt,name=user_id,json=userId,proto3" json:"user_id,omitempty"`
+}
+
+func (x *CountConnectionRequest) Reset() {
+	*x = CountConnectionRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_stream_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *CountConnectionRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CountConnectionRequest) ProtoMessage() {}
+
+func (x *CountConnectionRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_stream_proto_msgTypes[0]
+	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 CountConnectionRequest.ProtoReflect.Descriptor instead.
+func (*CountConnectionRequest) Descriptor() ([]byte, []int) {
+	return file_stream_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *CountConnectionRequest) GetUserId() uint64 {
+	if x != nil {
+		return x.UserId
+	}
+	return 0
+}
+
+type CountConnectionResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Count int64 `protobuf:"varint,1,opt,name=count,proto3" json:"count,omitempty"`
+}
+
+func (x *CountConnectionResponse) Reset() {
+	*x = CountConnectionResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_stream_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *CountConnectionResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CountConnectionResponse) ProtoMessage() {}
+
+func (x *CountConnectionResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_stream_proto_msgTypes[1]
+	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 CountConnectionResponse.ProtoReflect.Descriptor instead.
+func (*CountConnectionResponse) Descriptor() ([]byte, []int) {
+	return file_stream_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *CountConnectionResponse) GetCount() int64 {
+	if x != nil {
+		return x.Count
+	}
+	return 0
+}
+
 type PushStreamRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -32,7 +126,7 @@ type PushStreamRequest struct {
 func (x *PushStreamRequest) Reset() {
 	*x = PushStreamRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_stream_proto_msgTypes[0]
+		mi := &file_stream_proto_msgTypes[2]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -45,7 +139,7 @@ func (x *PushStreamRequest) String() string {
 func (*PushStreamRequest) ProtoMessage() {}
 
 func (x *PushStreamRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_stream_proto_msgTypes[0]
+	mi := &file_stream_proto_msgTypes[2]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -58,7 +152,7 @@ func (x *PushStreamRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use PushStreamRequest.ProtoReflect.Descriptor instead.
 func (*PushStreamRequest) Descriptor() ([]byte, []int) {
-	return file_stream_proto_rawDescGZIP(), []int{0}
+	return file_stream_proto_rawDescGZIP(), []int{2}
 }
 
 func (x *PushStreamRequest) GetUserId() uint64 {
@@ -88,7 +182,7 @@ type PushStreamResponse struct {
 func (x *PushStreamResponse) Reset() {
 	*x = PushStreamResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_stream_proto_msgTypes[1]
+		mi := &file_stream_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -101,7 +195,7 @@ func (x *PushStreamResponse) String() string {
 func (*PushStreamResponse) ProtoMessage() {}
 
 func (x *PushStreamResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_stream_proto_msgTypes[1]
+	mi := &file_stream_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -114,7 +208,7 @@ func (x *PushStreamResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use PushStreamResponse.ProtoReflect.Descriptor instead.
 func (*PushStreamResponse) Descriptor() ([]byte, []int) {
-	return file_stream_proto_rawDescGZIP(), []int{1}
+	return file_stream_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *PushStreamResponse) GetIsAllSuccess() bool {
@@ -142,26 +236,38 @@ var File_stream_proto protoreflect.FileDescriptor
 
 var file_stream_proto_rawDesc = []byte{
 	0x0a, 0x0c, 0x73, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x05,
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+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x31, 0x0a, 0x16, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x43, 0x6f,
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+	0x6f, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -176,16 +282,20 @@ func file_stream_proto_rawDescGZIP() []byte {
 	return file_stream_proto_rawDescData
 }
 
-var file_stream_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_stream_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
 var file_stream_proto_goTypes = []any{
-	(*PushStreamRequest)(nil),  // 0: proto.PushStreamRequest
+	(*CountConnectionRequest)(nil),  // 0: proto.CountConnectionRequest
-	(*PushStreamResponse)(nil), // 1: proto.PushStreamResponse
+	(*CountConnectionResponse)(nil), // 1: proto.CountConnectionResponse
+	(*PushStreamRequest)(nil),       // 2: proto.PushStreamRequest
+	(*PushStreamResponse)(nil),      // 3: proto.PushStreamResponse
 }
 var file_stream_proto_depIdxs = []int32{
-	0, // 0: proto.StreamController.PushStream:input_type -> proto.PushStreamRequest
+	0, // 0: proto.StreamController.CountStreamConnection:input_type -> proto.CountConnectionRequest
-	1, // 1: proto.StreamController.PushStream:output_type -> proto.PushStreamResponse
+	2, // 1: proto.StreamController.PushStream:input_type -> proto.PushStreamRequest
-	1, // [1:2] is the sub-list for method output_type
+	1, // 2: proto.StreamController.CountStreamConnection:output_type -> proto.CountConnectionResponse
-	0, // [0:1] is the sub-list for method input_type
+	3, // 3: proto.StreamController.PushStream:output_type -> proto.PushStreamResponse
+	2, // [2:4] is the sub-list for method output_type
+	0, // [0:2] is the sub-list for method input_type
 	0, // [0:0] is the sub-list for extension type_name
 	0, // [0:0] is the sub-list for extension extendee
 	0, // [0:0] is the sub-list for field type_name
@@ -198,7 +308,7 @@ func file_stream_proto_init() {
 	}
 	if !protoimpl.UnsafeEnabled {
 		file_stream_proto_msgTypes[0].Exporter = func(v any, i int) any {
-			switch v := v.(*PushStreamRequest); i {
+			switch v := v.(*CountConnectionRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -210,6 +320,30 @@ func file_stream_proto_init() {
 			}
 		}
 		file_stream_proto_msgTypes[1].Exporter = func(v any, i int) any {
+			switch v := v.(*CountConnectionResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_stream_proto_msgTypes[2].Exporter = func(v any, i int) any {
+			switch v := v.(*PushStreamRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_stream_proto_msgTypes[3].Exporter = func(v any, i int) any {
 			switch v := v.(*PushStreamResponse); i {
 			case 0:
 				return &v.state
@@ -228,7 +362,7 @@ func file_stream_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_stream_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   2,
+			NumMessages:   4,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

pkg/proto/stream.proto

@@ -5,9 +5,18 @@ option go_package = ".;proto";
 package proto;
 
 service StreamController {
+  rpc CountStreamConnection(CountConnectionRequest) returns (CountConnectionResponse) {}
   rpc PushStream(PushStreamRequest) returns (PushStreamResponse) {}
 }
 
+message CountConnectionRequest {
+  uint64 user_id = 1;
+}
+
+message CountConnectionResponse {
+  int64 count = 1;
+}
+
 message PushStreamRequest {
   uint64 user_id = 1;
   bytes body = 2;

pkg/proto/stream_grpc.pb.go

@@ -19,13 +19,15 @@ import (
 const _ = grpc.SupportPackageIsVersion8
 
 const (
-	StreamController_PushStream_FullMethodName = "/proto.StreamController/PushStream"
+	StreamController_CountStreamConnection_FullMethodName = "/proto.StreamController/CountStreamConnection"
+	StreamController_PushStream_FullMethodName            = "/proto.StreamController/PushStream"
 )
 
 // StreamControllerClient is the client API for StreamController service.
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type StreamControllerClient interface {
+	CountStreamConnection(ctx context.Context, in *CountConnectionRequest, opts ...grpc.CallOption) (*CountConnectionResponse, error)
 	PushStream(ctx context.Context, in *PushStreamRequest, opts ...grpc.CallOption) (*PushStreamResponse, error)
 }
 
@@ -37,6 +39,16 @@ func NewStreamControllerClient(cc grpc.ClientConnInterface) StreamControllerClie
 	return &streamControllerClient{cc}
 }
 
+func (c *streamControllerClient) CountStreamConnection(ctx context.Context, in *CountConnectionRequest, opts ...grpc.CallOption) (*CountConnectionResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(CountConnectionResponse)
+	err := c.cc.Invoke(ctx, StreamController_CountStreamConnection_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *streamControllerClient) PushStream(ctx context.Context, in *PushStreamRequest, opts ...grpc.CallOption) (*PushStreamResponse, error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	out := new(PushStreamResponse)
@@ -51,6 +63,7 @@ func (c *streamControllerClient) PushStream(ctx context.Context, in *PushStreamR
 // All implementations must embed UnimplementedStreamControllerServer
 // for forward compatibility
 type StreamControllerServer interface {
+	CountStreamConnection(context.Context, *CountConnectionRequest) (*CountConnectionResponse, error)
 	PushStream(context.Context, *PushStreamRequest) (*PushStreamResponse, error)
 	mustEmbedUnimplementedStreamControllerServer()
 }
@@ -59,6 +72,9 @@ type StreamControllerServer interface {
 type UnimplementedStreamControllerServer struct {
 }
 
+func (UnimplementedStreamControllerServer) CountStreamConnection(context.Context, *CountConnectionRequest) (*CountConnectionResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method CountStreamConnection not implemented")
+}
 func (UnimplementedStreamControllerServer) PushStream(context.Context, *PushStreamRequest) (*PushStreamResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method PushStream not implemented")
 }
@@ -75,6 +91,24 @@ func RegisterStreamControllerServer(s grpc.ServiceRegistrar, srv StreamControlle
 	s.RegisterService(&StreamController_ServiceDesc, srv)
 }
 
+func _StreamController_CountStreamConnection_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(CountConnectionRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(StreamControllerServer).CountStreamConnection(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: StreamController_CountStreamConnection_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(StreamControllerServer).CountStreamConnection(ctx, req.(*CountConnectionRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _StreamController_PushStream_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(PushStreamRequest)
 	if err := dec(in); err != nil {
@@ -100,6 +134,10 @@ var StreamController_ServiceDesc = grpc.ServiceDesc{
 	ServiceName: "proto.StreamController",
 	HandlerType: (*StreamControllerServer)(nil),
 	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "CountStreamConnection",
+			Handler:    _StreamController_CountStreamConnection_Handler,
+		},
 		{
 			MethodName: "PushStream",
 			Handler:    _StreamController_PushStream_Handler,