✨ Websocket stream control

pkg/internal/grpc/server.go

@@ -14,6 +14,7 @@ import (
 
 type Server struct {
 	proto.UnimplementedServiceDirectoryServer
+	proto.UnimplementedStreamControllerServer
 	proto.UnimplementedAuthServer
 
 	srv *grpc.Server
@@ -24,9 +25,10 @@ func NewServer() *Server {
 		srv: grpc.NewServer(),
 	}
 
-	proto.RegisterServiceDirectoryServer(server.srv, &Server{})
+	proto.RegisterServiceDirectoryServer(server.srv, server)
-	proto.RegisterAuthServer(server.srv, &Server{})
+	proto.RegisterStreamControllerServer(server.srv, server)
-	health.RegisterHealthServer(server.srv, &Server{})
+	proto.RegisterAuthServer(server.srv, server)
+	health.RegisterHealthServer(server.srv, server)
 
 	reflection.Register(server.srv)
 

pkg/internal/grpc/stream.go

@@ -0,0 +1,29 @@
+package grpc
+
+import (
+	"context"
+	"fmt"
+	"git.solsynth.dev/hydrogen/dealer/pkg/internal/services"
+	"git.solsynth.dev/hydrogen/dealer/pkg/proto"
+)
+
+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 {
+		// Partial fail
+		return &proto.PushStreamResponse{
+			IsAllSuccess:  false,
+			AffectedCount: int64(success),
+			FailedCount:   int64(cnt - success),
+		}, nil
+	} else if cnt > 0 && success == 0 {
+		// All fail
+		return nil, fmt.Errorf("all push request failed: %v", errs)
+	}
+
+	return &proto.PushStreamResponse{
+		IsAllSuccess:  true,
+		AffectedCount: int64(success),
+		FailedCount:   int64(cnt - success),
+	}, nil
+}

pkg/internal/services/connections.go

@@ -28,3 +28,15 @@ func ClientUnregister(user models.Account, conn *websocket.Conn) {
 	delete(wsConn[user.ID], conn)
 	wsMutex.Unlock()
 }
+
+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 {
+			errs = append(errs, err)
+		} else {
+			success++
+		}
+		count++
+	}
+	return
+}

pkg/proto/auth.pb.go

@@ -504,9 +504,9 @@ var file_auth_proto_depIdxs = []int32{
 	0, // 0: proto.AuthInfo.info:type_name -> proto.UserInfo
 	1, // 1: proto.AuthReply.info:type_name -> proto.AuthInfo
 	2, // 2: proto.Auth.Authenticate:input_type -> proto.AuthRequest
-	4, // 3: proto.Auth.CheckPermGranted:input_type -> proto.CheckPermRequest
+	4, // 3: proto.Auth.EnsurePermGranted:input_type -> proto.CheckPermRequest
 	3, // 4: proto.Auth.Authenticate:output_type -> proto.AuthReply
-	5, // 5: proto.Auth.CheckPermGranted:output_type -> proto.CheckPermReply
+	5, // 5: proto.Auth.EnsurePermGranted:output_type -> proto.CheckPermReply
 	4, // [4:6] is the sub-list for method output_type
 	2, // [2:4] is the sub-list for method input_type
 	2, // [2:2] is the sub-list for extension type_name

pkg/proto/auth_grpc.pb.go

@@ -20,7 +20,7 @@ const _ = grpc.SupportPackageIsVersion8
 
 const (
 	Auth_Authenticate_FullMethodName      = "/proto.Auth/Authenticate"
-	Auth_EnsurePermGranted_FullMethodName = "/proto.Auth/CheckPermGranted"
+	Auth_EnsurePermGranted_FullMethodName = "/proto.Auth/EnsurePermGranted"
 )
 
 // AuthClient is the client API for Auth service.
@@ -76,7 +76,7 @@ func (UnimplementedAuthServer) Authenticate(context.Context, *AuthRequest) (*Aut
 	return nil, status.Errorf(codes.Unimplemented, "method Authenticate not implemented")
 }
 func (UnimplementedAuthServer) EnsurePermGranted(context.Context, *CheckPermRequest) (*CheckPermReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method CheckPermGranted not implemented")
+	return nil, status.Errorf(codes.Unimplemented, "method EnsurePermGranted not implemented")
 }
 func (UnimplementedAuthServer) mustEmbedUnimplementedAuthServer() {}
 
@@ -139,7 +139,7 @@ var Auth_ServiceDesc = grpc.ServiceDesc{
 			Handler:    _Auth_Authenticate_Handler,
 		},
 		{
-			MethodName: "CheckPermGranted",
+			MethodName: "EnsurePermGranted",
 			Handler:    _Auth_EnsurePermGranted_Handler,
 		},
 	},

pkg/proto/stream.pb.go

@@ -0,0 +1,243 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.34.2
+// 	protoc        v5.27.1
+// source: stream.proto
+
+package proto
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type PushStreamRequest 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"`
+	Body   []byte `protobuf:"bytes,2,opt,name=body,proto3" json:"body,omitempty"`
+}
+
+func (x *PushStreamRequest) Reset() {
+	*x = PushStreamRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_stream_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *PushStreamRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PushStreamRequest) ProtoMessage() {}
+
+func (x *PushStreamRequest) 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 PushStreamRequest.ProtoReflect.Descriptor instead.
+func (*PushStreamRequest) Descriptor() ([]byte, []int) {
+	return file_stream_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *PushStreamRequest) GetUserId() uint64 {
+	if x != nil {
+		return x.UserId
+	}
+	return 0
+}
+
+func (x *PushStreamRequest) GetBody() []byte {
+	if x != nil {
+		return x.Body
+	}
+	return nil
+}
+
+type PushStreamResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	IsAllSuccess  bool  `protobuf:"varint,1,opt,name=is_all_success,json=isAllSuccess,proto3" json:"is_all_success,omitempty"`
+	AffectedCount int64 `protobuf:"varint,2,opt,name=affected_count,json=affectedCount,proto3" json:"affected_count,omitempty"`
+	FailedCount   int64 `protobuf:"varint,3,opt,name=failed_count,json=failedCount,proto3" json:"failed_count,omitempty"`
+}
+
+func (x *PushStreamResponse) Reset() {
+	*x = PushStreamResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_stream_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *PushStreamResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PushStreamResponse) ProtoMessage() {}
+
+func (x *PushStreamResponse) 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 PushStreamResponse.ProtoReflect.Descriptor instead.
+func (*PushStreamResponse) Descriptor() ([]byte, []int) {
+	return file_stream_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *PushStreamResponse) GetIsAllSuccess() bool {
+	if x != nil {
+		return x.IsAllSuccess
+	}
+	return false
+}
+
+func (x *PushStreamResponse) GetAffectedCount() int64 {
+	if x != nil {
+		return x.AffectedCount
+	}
+	return 0
+}
+
+func (x *PushStreamResponse) GetFailedCount() int64 {
+	if x != nil {
+		return x.FailedCount
+	}
+	return 0
+}
+
+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,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x40, 0x0a, 0x11, 0x50, 0x75, 0x73, 0x68, 0x53, 0x74, 0x72,
+	0x65, 0x61, 0x6d, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x17, 0x0a, 0x07, 0x75, 0x73,
+	0x65, 0x72, 0x5f, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x04, 0x52, 0x06, 0x75, 0x73, 0x65,
+	0x72, 0x49, 0x64, 0x12, 0x12, 0x0a, 0x04, 0x62, 0x6f, 0x64, 0x79, 0x18, 0x02, 0x20, 0x01, 0x28,
+	0x0c, 0x52, 0x04, 0x62, 0x6f, 0x64, 0x79, 0x22, 0x84, 0x01, 0x0a, 0x12, 0x50, 0x75, 0x73, 0x68,
+	0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x24,
+	0x0a, 0x0e, 0x69, 0x73, 0x5f, 0x61, 0x6c, 0x6c, 0x5f, 0x73, 0x75, 0x63, 0x63, 0x65, 0x73, 0x73,
+	0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0c, 0x69, 0x73, 0x41, 0x6c, 0x6c, 0x53, 0x75, 0x63,
+	0x63, 0x65, 0x73, 0x73, 0x12, 0x25, 0x0a, 0x0e, 0x61, 0x66, 0x66, 0x65, 0x63, 0x74, 0x65, 0x64,
+	0x5f, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x03, 0x52, 0x0d, 0x61, 0x66,
+	0x66, 0x65, 0x63, 0x74, 0x65, 0x64, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x12, 0x21, 0x0a, 0x0c, 0x66,
+	0x61, 0x69, 0x6c, 0x65, 0x64, 0x5f, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28,
+	0x03, 0x52, 0x0b, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x32, 0x57,
+	0x0a, 0x10, 0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x43, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x6c,
+	0x65, 0x72, 0x12, 0x43, 0x0a, 0x0a, 0x50, 0x75, 0x73, 0x68, 0x53, 0x74, 0x72, 0x65, 0x61, 0x6d,
+	0x12, 0x18, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 0x50, 0x75, 0x73, 0x68, 0x53, 0x74, 0x72,
+	0x65, 0x61, 0x6d, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x19, 0x2e, 0x70, 0x72, 0x6f,
+	0x74, 0x6f, 0x2e, 0x50, 0x75, 0x73, 0x68, 0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x52, 0x65, 0x73,
+	0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x09, 0x5a, 0x07, 0x2e, 0x3b, 0x70, 0x72, 0x6f,
+	0x74, 0x6f, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_stream_proto_rawDescOnce sync.Once
+	file_stream_proto_rawDescData = file_stream_proto_rawDesc
+)
+
+func file_stream_proto_rawDescGZIP() []byte {
+	file_stream_proto_rawDescOnce.Do(func() {
+		file_stream_proto_rawDescData = protoimpl.X.CompressGZIP(file_stream_proto_rawDescData)
+	})
+	return file_stream_proto_rawDescData
+}
+
+var file_stream_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_stream_proto_goTypes = []any{
+	(*PushStreamRequest)(nil),  // 0: proto.PushStreamRequest
+	(*PushStreamResponse)(nil), // 1: proto.PushStreamResponse
+}
+var file_stream_proto_depIdxs = []int32{
+	0, // 0: proto.StreamController.PushStream:input_type -> proto.PushStreamRequest
+	1, // 1: proto.StreamController.PushStream:output_type -> proto.PushStreamResponse
+	1, // [1:2] is the sub-list for method output_type
+	0, // [0:1] 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
+}
+
+func init() { file_stream_proto_init() }
+func file_stream_proto_init() {
+	if File_stream_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_stream_proto_msgTypes[0].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[1].Exporter = func(v any, i int) any {
+			switch v := v.(*PushStreamResponse); 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{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_stream_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_stream_proto_goTypes,
+		DependencyIndexes: file_stream_proto_depIdxs,
+		MessageInfos:      file_stream_proto_msgTypes,
+	}.Build()
+	File_stream_proto = out.File
+	file_stream_proto_rawDesc = nil
+	file_stream_proto_goTypes = nil
+	file_stream_proto_depIdxs = nil
+}

pkg/proto/stream.proto

@@ -0,0 +1,20 @@
+syntax = "proto3";
+
+option go_package = ".;proto";
+
+package proto;
+
+service StreamController {
+  rpc PushStream(PushStreamRequest) returns (PushStreamResponse) {}
+}
+
+message PushStreamRequest {
+  uint64 user_id = 1;
+  bytes body = 2;
+}
+
+message PushStreamResponse {
+  bool is_all_success = 1;
+  int64 affected_count = 2;
+  int64 failed_count = 3;
+}

pkg/proto/stream_grpc.pb.go

@@ -0,0 +1,110 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.4.0
+// - protoc             v5.27.1
+// source: stream.proto
+
+package proto
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.62.0 or later.
+const _ = grpc.SupportPackageIsVersion8
+
+const (
+	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 {
+	PushStream(ctx context.Context, in *PushStreamRequest, opts ...grpc.CallOption) (*PushStreamResponse, error)
+}
+
+type streamControllerClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewStreamControllerClient(cc grpc.ClientConnInterface) StreamControllerClient {
+	return &streamControllerClient{cc}
+}
+
+func (c *streamControllerClient) PushStream(ctx context.Context, in *PushStreamRequest, opts ...grpc.CallOption) (*PushStreamResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(PushStreamResponse)
+	err := c.cc.Invoke(ctx, StreamController_PushStream_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// StreamControllerServer is the server API for StreamController service.
+// All implementations must embed UnimplementedStreamControllerServer
+// for forward compatibility
+type StreamControllerServer interface {
+	PushStream(context.Context, *PushStreamRequest) (*PushStreamResponse, error)
+	mustEmbedUnimplementedStreamControllerServer()
+}
+
+// UnimplementedStreamControllerServer must be embedded to have forward compatible implementations.
+type UnimplementedStreamControllerServer struct {
+}
+
+func (UnimplementedStreamControllerServer) PushStream(context.Context, *PushStreamRequest) (*PushStreamResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method PushStream not implemented")
+}
+func (UnimplementedStreamControllerServer) mustEmbedUnimplementedStreamControllerServer() {}
+
+// UnsafeStreamControllerServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to StreamControllerServer will
+// result in compilation errors.
+type UnsafeStreamControllerServer interface {
+	mustEmbedUnimplementedStreamControllerServer()
+}
+
+func RegisterStreamControllerServer(s grpc.ServiceRegistrar, srv StreamControllerServer) {
+	s.RegisterService(&StreamController_ServiceDesc, srv)
+}
+
+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 {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(StreamControllerServer).PushStream(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: StreamController_PushStream_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(StreamControllerServer).PushStream(ctx, req.(*PushStreamRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// StreamController_ServiceDesc is the grpc.ServiceDesc for StreamController service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var StreamController_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "proto.StreamController",
+	HandlerType: (*StreamControllerServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "PushStream",
+			Handler:    _StreamController_PushStream_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "stream.proto",
+}