updated Makefile to call protoc only if it's needed.

added the generated grpc code to repository

Makefile

@@ -1,5 +1,13 @@
-all:
+all: hodu.pb.go hodu_grpc.pb.go
+	go build -x -o hodu cmd/main.go
+
+
+hodu.pb.go: hodu.proto
+	protoc --go_out=. --go_opt=paths=source_relative \
+		--go-grpc_out=. --go-grpc_opt=paths=source_relative \
+		hodu.proto
+
+hodu_grpc.pb.go: hodu.proto
 	protoc --go_out=. --go_opt=paths=source_relative \
 		--go-grpc_out=. --go-grpc_opt=paths=source_relative \
 		hodu.proto
-	go build -x -o hodu cmd/main.go

hodu.pb.go

@@ -0,0 +1,598 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.35.1
+// 	protoc        v3.19.6
+// source: hodu.proto
+
+package hodu
+
+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 ROUTE_PROTO int32
+
+const (
+	ROUTE_PROTO_TCP  ROUTE_PROTO = 0
+	ROUTE_PROTO_TCP4 ROUTE_PROTO = 1
+	ROUTE_PROTO_TCP6 ROUTE_PROTO = 2
+)
+
+// Enum value maps for ROUTE_PROTO.
+var (
+	ROUTE_PROTO_name = map[int32]string{
+		0: "TCP",
+		1: "TCP4",
+		2: "TCP6",
+	}
+	ROUTE_PROTO_value = map[string]int32{
+		"TCP":  0,
+		"TCP4": 1,
+		"TCP6": 2,
+	}
+)
+
+func (x ROUTE_PROTO) Enum() *ROUTE_PROTO {
+	p := new(ROUTE_PROTO)
+	*p = x
+	return p
+}
+
+func (x ROUTE_PROTO) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (ROUTE_PROTO) Descriptor() protoreflect.EnumDescriptor {
+	return file_hodu_proto_enumTypes[0].Descriptor()
+}
+
+func (ROUTE_PROTO) Type() protoreflect.EnumType {
+	return &file_hodu_proto_enumTypes[0]
+}
+
+func (x ROUTE_PROTO) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use ROUTE_PROTO.Descriptor instead.
+func (ROUTE_PROTO) EnumDescriptor() ([]byte, []int) {
+	return file_hodu_proto_rawDescGZIP(), []int{0}
+}
+
+type PACKET_KIND int32
+
+const (
+	PACKET_KIND_ERROR         PACKET_KIND = 0 // generic error response
+	PACKET_KIND_OK            PACKET_KIND = 1 // generic success response
+	PACKET_KIND_ROUTE_START   PACKET_KIND = 2
+	PACKET_KIND_ROUTE_STOP    PACKET_KIND = 3
+	PACKET_KIND_ROUTE_STARTED PACKET_KIND = 4
+	PACKET_KIND_ROUTE_STOPPED PACKET_KIND = 5
+	PACKET_KIND_PEER_STARTED  PACKET_KIND = 6
+	PACKET_KIND_PEER_STOPPED  PACKET_KIND = 7
+	PACKET_KIND_PEER_ABORTED  PACKET_KIND = 8
+	PACKET_KIND_PEER_EOF      PACKET_KIND = 9
+	PACKET_KIND_PEER_DATA     PACKET_KIND = 10
+)
+
+// Enum value maps for PACKET_KIND.
+var (
+	PACKET_KIND_name = map[int32]string{
+		0:  "ERROR",
+		1:  "OK",
+		2:  "ROUTE_START",
+		3:  "ROUTE_STOP",
+		4:  "ROUTE_STARTED",
+		5:  "ROUTE_STOPPED",
+		6:  "PEER_STARTED",
+		7:  "PEER_STOPPED",
+		8:  "PEER_ABORTED",
+		9:  "PEER_EOF",
+		10: "PEER_DATA",
+	}
+	PACKET_KIND_value = map[string]int32{
+		"ERROR":         0,
+		"OK":            1,
+		"ROUTE_START":   2,
+		"ROUTE_STOP":    3,
+		"ROUTE_STARTED": 4,
+		"ROUTE_STOPPED": 5,
+		"PEER_STARTED":  6,
+		"PEER_STOPPED":  7,
+		"PEER_ABORTED":  8,
+		"PEER_EOF":      9,
+		"PEER_DATA":     10,
+	}
+)
+
+func (x PACKET_KIND) Enum() *PACKET_KIND {
+	p := new(PACKET_KIND)
+	*p = x
+	return p
+}
+
+func (x PACKET_KIND) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (PACKET_KIND) Descriptor() protoreflect.EnumDescriptor {
+	return file_hodu_proto_enumTypes[1].Descriptor()
+}
+
+func (PACKET_KIND) Type() protoreflect.EnumType {
+	return &file_hodu_proto_enumTypes[1]
+}
+
+func (x PACKET_KIND) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use PACKET_KIND.Descriptor instead.
+func (PACKET_KIND) EnumDescriptor() ([]byte, []int) {
+	return file_hodu_proto_rawDescGZIP(), []int{1}
+}
+
+type Seed struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Version uint32 `protobuf:"varint,1,opt,name=Version,proto3" json:"Version,omitempty"`
+	Flags   uint64 `protobuf:"varint,2,opt,name=Flags,proto3" json:"Flags,omitempty"`
+}
+
+func (x *Seed) Reset() {
+	*x = Seed{}
+	mi := &file_hodu_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *Seed) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Seed) ProtoMessage() {}
+
+func (x *Seed) ProtoReflect() protoreflect.Message {
+	mi := &file_hodu_proto_msgTypes[0]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Seed.ProtoReflect.Descriptor instead.
+func (*Seed) Descriptor() ([]byte, []int) {
+	return file_hodu_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *Seed) GetVersion() uint32 {
+	if x != nil {
+		return x.Version
+	}
+	return 0
+}
+
+func (x *Seed) GetFlags() uint64 {
+	if x != nil {
+		return x.Flags
+	}
+	return 0
+}
+
+type RouteDesc struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	RouteId uint32      `protobuf:"varint,1,opt,name=RouteId,proto3" json:"RouteId,omitempty"`
+	Proto   ROUTE_PROTO `protobuf:"varint,2,opt,name=Proto,proto3,enum=ROUTE_PROTO" json:"Proto,omitempty"`
+	AddrStr string      `protobuf:"bytes,3,opt,name=AddrStr,proto3" json:"AddrStr,omitempty"`
+}
+
+func (x *RouteDesc) Reset() {
+	*x = RouteDesc{}
+	mi := &file_hodu_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *RouteDesc) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*RouteDesc) ProtoMessage() {}
+
+func (x *RouteDesc) ProtoReflect() protoreflect.Message {
+	mi := &file_hodu_proto_msgTypes[1]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use RouteDesc.ProtoReflect.Descriptor instead.
+func (*RouteDesc) Descriptor() ([]byte, []int) {
+	return file_hodu_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *RouteDesc) GetRouteId() uint32 {
+	if x != nil {
+		return x.RouteId
+	}
+	return 0
+}
+
+func (x *RouteDesc) GetProto() ROUTE_PROTO {
+	if x != nil {
+		return x.Proto
+	}
+	return ROUTE_PROTO_TCP
+}
+
+func (x *RouteDesc) GetAddrStr() string {
+	if x != nil {
+		return x.AddrStr
+	}
+	return ""
+}
+
+type PeerDesc struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	RouteId uint32 `protobuf:"varint,1,opt,name=RouteId,proto3" json:"RouteId,omitempty"`
+	PeerId  uint32 `protobuf:"varint,2,opt,name=PeerId,proto3" json:"PeerId,omitempty"`
+}
+
+func (x *PeerDesc) Reset() {
+	*x = PeerDesc{}
+	mi := &file_hodu_proto_msgTypes[2]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *PeerDesc) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PeerDesc) ProtoMessage() {}
+
+func (x *PeerDesc) ProtoReflect() protoreflect.Message {
+	mi := &file_hodu_proto_msgTypes[2]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use PeerDesc.ProtoReflect.Descriptor instead.
+func (*PeerDesc) Descriptor() ([]byte, []int) {
+	return file_hodu_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *PeerDesc) GetRouteId() uint32 {
+	if x != nil {
+		return x.RouteId
+	}
+	return 0
+}
+
+func (x *PeerDesc) GetPeerId() uint32 {
+	if x != nil {
+		return x.PeerId
+	}
+	return 0
+}
+
+type PeerData struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	RouteId uint32 `protobuf:"varint,1,opt,name=RouteId,proto3" json:"RouteId,omitempty"`
+	PeerId  uint32 `protobuf:"varint,2,opt,name=PeerId,proto3" json:"PeerId,omitempty"`
+	Data    []byte `protobuf:"bytes,3,opt,name=Data,proto3" json:"Data,omitempty"`
+}
+
+func (x *PeerData) Reset() {
+	*x = PeerData{}
+	mi := &file_hodu_proto_msgTypes[3]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *PeerData) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PeerData) ProtoMessage() {}
+
+func (x *PeerData) ProtoReflect() protoreflect.Message {
+	mi := &file_hodu_proto_msgTypes[3]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use PeerData.ProtoReflect.Descriptor instead.
+func (*PeerData) Descriptor() ([]byte, []int) {
+	return file_hodu_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *PeerData) GetRouteId() uint32 {
+	if x != nil {
+		return x.RouteId
+	}
+	return 0
+}
+
+func (x *PeerData) GetPeerId() uint32 {
+	if x != nil {
+		return x.PeerId
+	}
+	return 0
+}
+
+func (x *PeerData) GetData() []byte {
+	if x != nil {
+		return x.Data
+	}
+	return nil
+}
+
+type Packet struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Kind PACKET_KIND `protobuf:"varint,1,opt,name=Kind,proto3,enum=PACKET_KIND" json:"Kind,omitempty"`
+	// Types that are assignable to U:
+	//
+	//	*Packet_Route
+	//	*Packet_Peer
+	//	*Packet_Data
+	U isPacket_U `protobuf_oneof:"U"`
+}
+
+func (x *Packet) Reset() {
+	*x = Packet{}
+	mi := &file_hodu_proto_msgTypes[4]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *Packet) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Packet) ProtoMessage() {}
+
+func (x *Packet) ProtoReflect() protoreflect.Message {
+	mi := &file_hodu_proto_msgTypes[4]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Packet.ProtoReflect.Descriptor instead.
+func (*Packet) Descriptor() ([]byte, []int) {
+	return file_hodu_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *Packet) GetKind() PACKET_KIND {
+	if x != nil {
+		return x.Kind
+	}
+	return PACKET_KIND_ERROR
+}
+
+func (m *Packet) GetU() isPacket_U {
+	if m != nil {
+		return m.U
+	}
+	return nil
+}
+
+func (x *Packet) GetRoute() *RouteDesc {
+	if x, ok := x.GetU().(*Packet_Route); ok {
+		return x.Route
+	}
+	return nil
+}
+
+func (x *Packet) GetPeer() *PeerDesc {
+	if x, ok := x.GetU().(*Packet_Peer); ok {
+		return x.Peer
+	}
+	return nil
+}
+
+func (x *Packet) GetData() *PeerData {
+	if x, ok := x.GetU().(*Packet_Data); ok {
+		return x.Data
+	}
+	return nil
+}
+
+type isPacket_U interface {
+	isPacket_U()
+}
+
+type Packet_Route struct {
+	Route *RouteDesc `protobuf:"bytes,2,opt,name=Route,proto3,oneof"`
+}
+
+type Packet_Peer struct {
+	Peer *PeerDesc `protobuf:"bytes,3,opt,name=Peer,proto3,oneof"`
+}
+
+type Packet_Data struct {
+	Data *PeerData `protobuf:"bytes,4,opt,name=Data,proto3,oneof"`
+}
+
+func (*Packet_Route) isPacket_U() {}
+
+func (*Packet_Peer) isPacket_U() {}
+
+func (*Packet_Data) isPacket_U() {}
+
+var File_hodu_proto protoreflect.FileDescriptor
+
+var file_hodu_proto_rawDesc = []byte{
+	0x0a, 0x0a, 0x68, 0x6f, 0x64, 0x75, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x36, 0x0a, 0x04,
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+	0x45, 0x44, 0x10, 0x04, 0x12, 0x11, 0x0a, 0x0d, 0x52, 0x4f, 0x55, 0x54, 0x45, 0x5f, 0x53, 0x54,
+	0x4f, 0x50, 0x50, 0x45, 0x44, 0x10, 0x05, 0x12, 0x10, 0x0a, 0x0c, 0x50, 0x45, 0x45, 0x52, 0x5f,
+	0x53, 0x54, 0x41, 0x52, 0x54, 0x45, 0x44, 0x10, 0x06, 0x12, 0x10, 0x0a, 0x0c, 0x50, 0x45, 0x45,
+	0x52, 0x5f, 0x53, 0x54, 0x4f, 0x50, 0x50, 0x45, 0x44, 0x10, 0x07, 0x12, 0x10, 0x0a, 0x0c, 0x50,
+	0x45, 0x45, 0x52, 0x5f, 0x41, 0x42, 0x4f, 0x52, 0x54, 0x45, 0x44, 0x10, 0x08, 0x12, 0x0c, 0x0a,
+	0x08, 0x50, 0x45, 0x45, 0x52, 0x5f, 0x45, 0x4f, 0x46, 0x10, 0x09, 0x12, 0x0d, 0x0a, 0x09, 0x50,
+	0x45, 0x45, 0x52, 0x5f, 0x44, 0x41, 0x54, 0x41, 0x10, 0x0a, 0x32, 0x49, 0x0a, 0x04, 0x48, 0x6f,
+	0x64, 0x75, 0x12, 0x19, 0x0a, 0x07, 0x47, 0x65, 0x74, 0x53, 0x65, 0x65, 0x64, 0x12, 0x05, 0x2e,
+	0x53, 0x65, 0x65, 0x64, 0x1a, 0x05, 0x2e, 0x53, 0x65, 0x65, 0x64, 0x22, 0x00, 0x12, 0x26, 0x0a,
+	0x0c, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x12, 0x07, 0x2e,
+	0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x1a, 0x07, 0x2e, 0x50, 0x61, 0x63, 0x6b, 0x65, 0x74, 0x22,
+	0x00, 0x28, 0x01, 0x30, 0x01, 0x42, 0x08, 0x5a, 0x06, 0x2e, 0x2f, 0x68, 0x6f, 0x64, 0x75, 0x62,
+	0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_hodu_proto_rawDescOnce sync.Once
+	file_hodu_proto_rawDescData = file_hodu_proto_rawDesc
+)
+
+func file_hodu_proto_rawDescGZIP() []byte {
+	file_hodu_proto_rawDescOnce.Do(func() {
+		file_hodu_proto_rawDescData = protoimpl.X.CompressGZIP(file_hodu_proto_rawDescData)
+	})
+	return file_hodu_proto_rawDescData
+}
+
+var file_hodu_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
+var file_hodu_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
+var file_hodu_proto_goTypes = []any{
+	(ROUTE_PROTO)(0),  // 0: ROUTE_PROTO
+	(PACKET_KIND)(0),  // 1: PACKET_KIND
+	(*Seed)(nil),      // 2: Seed
+	(*RouteDesc)(nil), // 3: RouteDesc
+	(*PeerDesc)(nil),  // 4: PeerDesc
+	(*PeerData)(nil),  // 5: PeerData
+	(*Packet)(nil),    // 6: Packet
+}
+var file_hodu_proto_depIdxs = []int32{
+	0, // 0: RouteDesc.Proto:type_name -> ROUTE_PROTO
+	1, // 1: Packet.Kind:type_name -> PACKET_KIND
+	3, // 2: Packet.Route:type_name -> RouteDesc
+	4, // 3: Packet.Peer:type_name -> PeerDesc
+	5, // 4: Packet.Data:type_name -> PeerData
+	2, // 5: Hodu.GetSeed:input_type -> Seed
+	6, // 6: Hodu.PacketStream:input_type -> Packet
+	2, // 7: Hodu.GetSeed:output_type -> Seed
+	6, // 8: Hodu.PacketStream:output_type -> Packet
+	7, // [7:9] is the sub-list for method output_type
+	5, // [5:7] is the sub-list for method input_type
+	5, // [5:5] is the sub-list for extension type_name
+	5, // [5:5] is the sub-list for extension extendee
+	0, // [0:5] is the sub-list for field type_name
+}
+
+func init() { file_hodu_proto_init() }
+func file_hodu_proto_init() {
+	if File_hodu_proto != nil {
+		return
+	}
+	file_hodu_proto_msgTypes[4].OneofWrappers = []any{
+		(*Packet_Route)(nil),
+		(*Packet_Peer)(nil),
+		(*Packet_Data)(nil),
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_hodu_proto_rawDesc,
+			NumEnums:      2,
+			NumMessages:   5,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_hodu_proto_goTypes,
+		DependencyIndexes: file_hodu_proto_depIdxs,
+		EnumInfos:         file_hodu_proto_enumTypes,
+		MessageInfos:      file_hodu_proto_msgTypes,
+	}.Build()
+	File_hodu_proto = out.File
+	file_hodu_proto_rawDesc = nil
+	file_hodu_proto_goTypes = nil
+	file_hodu_proto_depIdxs = nil
+}

hodu_grpc.pb.go

@@ -0,0 +1,154 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.5.1
+// - protoc             v3.19.6
+// source: hodu.proto
+
+package hodu
+
+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 v1.64.0 or later.
+const _ = grpc.SupportPackageIsVersion9
+
+const (
+	Hodu_GetSeed_FullMethodName      = "/Hodu/GetSeed"
+	Hodu_PacketStream_FullMethodName = "/Hodu/PacketStream"
+)
+
+// HoduClient is the client API for Hodu 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 HoduClient interface {
+	GetSeed(ctx context.Context, in *Seed, opts ...grpc.CallOption) (*Seed, error)
+	PacketStream(ctx context.Context, opts ...grpc.CallOption) (grpc.BidiStreamingClient[Packet, Packet], error)
+}
+
+type hoduClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewHoduClient(cc grpc.ClientConnInterface) HoduClient {
+	return &hoduClient{cc}
+}
+
+func (c *hoduClient) GetSeed(ctx context.Context, in *Seed, opts ...grpc.CallOption) (*Seed, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(Seed)
+	err := c.cc.Invoke(ctx, Hodu_GetSeed_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *hoduClient) PacketStream(ctx context.Context, opts ...grpc.CallOption) (grpc.BidiStreamingClient[Packet, Packet], error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	stream, err := c.cc.NewStream(ctx, &Hodu_ServiceDesc.Streams[0], Hodu_PacketStream_FullMethodName, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &grpc.GenericClientStream[Packet, Packet]{ClientStream: stream}
+	return x, nil
+}
+
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type Hodu_PacketStreamClient = grpc.BidiStreamingClient[Packet, Packet]
+
+// HoduServer is the server API for Hodu service.
+// All implementations must embed UnimplementedHoduServer
+// for forward compatibility.
+type HoduServer interface {
+	GetSeed(context.Context, *Seed) (*Seed, error)
+	PacketStream(grpc.BidiStreamingServer[Packet, Packet]) error
+	mustEmbedUnimplementedHoduServer()
+}
+
+// UnimplementedHoduServer must be embedded to have
+// forward compatible implementations.
+//
+// NOTE: this should be embedded by value instead of pointer to avoid a nil
+// pointer dereference when methods are called.
+type UnimplementedHoduServer struct{}
+
+func (UnimplementedHoduServer) GetSeed(context.Context, *Seed) (*Seed, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetSeed not implemented")
+}
+func (UnimplementedHoduServer) PacketStream(grpc.BidiStreamingServer[Packet, Packet]) error {
+	return status.Errorf(codes.Unimplemented, "method PacketStream not implemented")
+}
+func (UnimplementedHoduServer) mustEmbedUnimplementedHoduServer() {}
+func (UnimplementedHoduServer) testEmbeddedByValue()              {}
+
+// UnsafeHoduServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to HoduServer will
+// result in compilation errors.
+type UnsafeHoduServer interface {
+	mustEmbedUnimplementedHoduServer()
+}
+
+func RegisterHoduServer(s grpc.ServiceRegistrar, srv HoduServer) {
+	// If the following call pancis, it indicates UnimplementedHoduServer was
+	// embedded by pointer and is nil.  This will cause panics if an
+	// unimplemented method is ever invoked, so we test this at initialization
+	// time to prevent it from happening at runtime later due to I/O.
+	if t, ok := srv.(interface{ testEmbeddedByValue() }); ok {
+		t.testEmbeddedByValue()
+	}
+	s.RegisterService(&Hodu_ServiceDesc, srv)
+}
+
+func _Hodu_GetSeed_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Seed)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(HoduServer).GetSeed(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: Hodu_GetSeed_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(HoduServer).GetSeed(ctx, req.(*Seed))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Hodu_PacketStream_Handler(srv interface{}, stream grpc.ServerStream) error {
+	return srv.(HoduServer).PacketStream(&grpc.GenericServerStream[Packet, Packet]{ServerStream: stream})
+}
+
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type Hodu_PacketStreamServer = grpc.BidiStreamingServer[Packet, Packet]
+
+// Hodu_ServiceDesc is the grpc.ServiceDesc for Hodu service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var Hodu_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "Hodu",
+	HandlerType: (*HoduServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "GetSeed",
+			Handler:    _Hodu_GetSeed_Handler,
+		},
+	},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "PacketStream",
+			Handler:       _Hodu_PacketStream_Handler,
+			ServerStreams: true,
+			ClientStreams: true,
+		},
+	},
+	Metadata: "hodu.proto",
+}

main.proto

@@ -1,44 +0,0 @@
-syntax = "proto3";
-package main;
-
-option go_package = ".";
-
-service Control {
-	rpc Open (OpenReq) returns (OpenRes);
-	rpc Close (CloseReq) returns (CloseRes);
-	rpc Channel (stream Frame) returns (stream Frame);
-}
-
-message OpenReq {
-	string abc = 1;
-}
-
-message OpenRes {
-	string def = 1;
-}
-
-message CloseReq {
-	string abc = 1;
-}
-
-message CloseRes {
-	string def = 1;
-}
-
-message Data {
-	uint32 chan_id = 1;
-	uint32 conn_id = 2;
-	bytes data = 3;
-}
-
-message Error {
-	uint32 code = 1;
-}
-
-message Frame {
-	oneof frame {
-		Data data = 1;			
-		Error error = 2;
-	}
-}
-