*

api/proto/auth.proto

@@ -0,0 +1,46 @@
+syntax="proto3";
+package auth;
+option go_package = "./";
+
+// go install google.golang.org/protobuf/cmd/protoc-gen-go@latest
+// go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest
+// go get google.golang.org/grpc
+
+// protoc -I=api/proto --go_out=pkg/api --go_opt=paths=source_relative --go-grpc_out=pkg/api --go-grpc_opt=paths=source_relative api/proto/account.proto
+
+// Логин пользователя
+message LoginRequest {
+    string Login = 1;
+    string Password = 2;
+}
+
+message LoginResponse {
+    int32 ID = 1;
+}
+
+// Регистрация пользователя
+message RegistrationRequest {
+    string Login = 1;
+    string Email = 2;
+}
+
+message RegistrationResponse {
+    string Code = 1;
+    string Email = 2;
+}
+
+// Подтверждение пользователя
+message ConfirmationRequest {
+    string Code = 1;
+}
+
+message ConfirmationResponse {
+    int32 ID = 1;
+}
+
+// ...
+service AuthDB {
+    rpc Login(LoginRequest) returns (LoginResponse){}
+    rpc Registration(RegistrationRequest) returns(RegistrationResponse){}
+    rpc Confirmation(ConfirmationRequest) returns(ConfirmationResponse){}
+}

cmd/main.go

@@ -1,34 +1,34 @@
 package main
 
 import (
-	"context"
 	"fmt"
 	"log"
+	"net"
+	"test3k/authDB/internal/config"
+	server "test3k/authDB/internal/transport/grpc"
+	api "test3k/authDB/pkg/api"
 
-	kafka "github.com/segmentio/kafka-go"
+	"google.golang.org/grpc"
 )
 
 func main() {
-	ctx := context.Background()
+	s := grpc.NewServer()
-	consumer := kafka.NewReader(kafka.ReaderConfig{
+	srv := server.NewGRPCServer()
-		Brokers:   []string{"localhost:9092"},
+	config := config.NewConfig()
-		Topic:     "topic-A",
-		Partition: 0,
-		MinBytes:  10e3, // 10KB
-		MaxBytes:  10e6, // 10MB
-	})
-	defer consumer.Close()
 
 	//
-	// consumer.SetOffset(42)
+	api.RegisterAuthDBServer(s, srv)
 
 	//
-	for {
+	connStr := fmt.Sprintf(":%d", config.App.Port)
-		m, err := consumer.ReadMessage(ctx)
+	lis, era := net.Listen("tcp", connStr)
-		if err != nil {
+	if era != nil {
-			log.Fatal(err)
+		log.Fatal(era)
-		}
+	}
 
-		fmt.Printf("message at offset %d: %s = %s\n", m.Offset, string(m.Key), string(m.Value))
+	//
+	eru := s.Serve(lis)
+	if eru != nil {
+		log.Fatal(eru)
 	}
 }

go.mod

@@ -5,6 +5,7 @@ go 1.19
 require github.com/segmentio/kafka-go v0.4.38
 
 require (
+	github.com/kelseyhightower/envconfig v1.4.0 // indirect
 	github.com/klauspost/compress v1.15.9 // indirect
 	github.com/pierrec/lz4/v4 v4.1.15 // indirect
 )

go.sum

@@ -1,6 +1,8 @@
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/kelseyhightower/envconfig v1.4.0 h1:Im6hONhd3pLkfDFsbRgu68RDNkGF1r3dvMUtDTo2cv8=
+github.com/kelseyhightower/envconfig v1.4.0/go.mod h1:cccZRl6mQpaq41TPp5QxidR+Sa3axMbJDNb//FQX6Gg=
 github.com/klauspost/compress v1.15.9 h1:wKRjX6JRtDdrE9qwa4b/Cip7ACOshUI4smpCQanqjSY=
 github.com/klauspost/compress v1.15.9/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU=
 github.com/pierrec/lz4/v4 v4.1.15 h1:MO0/ucJhngq7299dKLwIMtgTfbkoSPF6AoMYDd8Q4q0=

internal/config/config.go

@@ -0,0 +1,32 @@
+package config
+
+import (
+	"log"
+
+	"github.com/kelseyhightower/envconfig"
+)
+
+// type DbConfig struct {
+// 	Host string `envconfig:"DB_HOST"`
+// 	Port int    `envconfig:"DB_PORT"`
+// }
+
+type AppConfig struct {
+	Port int `envconfig:"APP_PORT"`
+}
+
+// ...
+type Config struct {
+	// Db  DbConfig
+	App AppConfig
+}
+
+func NewConfig() *Config {
+	c := Config{}
+	err := envconfig.Process("", &c)
+	if err != nil {
+		log.Fatal(err.Error())
+	}
+
+	return &c
+}

internal/transport/grpc/grpc.go

@@ -0,0 +1,65 @@
+package grpc
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"sync"
+	api "test3k/authDB/pkg/api"
+
+	kafka "github.com/segmentio/kafka-go"
+)
+
+type user struct {
+	Code     string
+	Login    string
+	Password string
+}
+
+type GRPCServer struct {
+	mu    sync.Mutex
+	users map[string]user
+	api.UnimplementedAuthDBServer
+}
+
+func NewGRPCServer() *GRPCServer {
+	return &GRPCServer{
+		mu:    sync.Mutex{},
+		users: make(map[string]user),
+	}
+}
+
+func (s *GRPCServer) Login(context.Context, *api.LoginRequest) (*api.LoginResponse, error) {
+	return nil, nil
+}
+
+func (s *GRPCServer) Registration(context.Context, *api.RegistrationRequest) (*api.RegistrationResponse, error) {
+	ctx := context.Background()
+	consumer := kafka.NewReader(kafka.ReaderConfig{
+		Brokers:   []string{"localhost:9092"},
+		Topic:     "topic-A",
+		Partition: 0,
+		MinBytes:  10e3, // 10KB
+		MaxBytes:  10e6, // 10MB
+	})
+	defer consumer.Close()
+
+	//
+	// consumer.SetOffset(42)
+
+	//
+	for {
+		m, err := consumer.ReadMessage(ctx)
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		fmt.Printf("message at offset %d: %s = %s\n", m.Offset, string(m.Key), string(m.Value))
+	}
+
+	return nil, nil
+}
+
+func (s *GRPCServer) Confirmation(context.Context, *api.ConfirmationRequest) (*api.ConfirmationResponse, error) {
+	return nil, nil
+}

pkg/api/auth.pb.go

@@ -0,0 +1,414 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.28.1
+// 	protoc        v3.6.1
+// source: auth.proto
+
+package __
+
+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)
+)
+
+// Логин пользователя
+type LoginRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *LoginRequest) Reset() {
+	*x = LoginRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_auth_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *LoginRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*LoginRequest) ProtoMessage() {}
+
+func (x *LoginRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_auth_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 LoginRequest.ProtoReflect.Descriptor instead.
+func (*LoginRequest) Descriptor() ([]byte, []int) {
+	return file_auth_proto_rawDescGZIP(), []int{0}
+}
+
+type LoginResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *LoginResponse) Reset() {
+	*x = LoginResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_auth_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *LoginResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*LoginResponse) ProtoMessage() {}
+
+func (x *LoginResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_auth_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 LoginResponse.ProtoReflect.Descriptor instead.
+func (*LoginResponse) Descriptor() ([]byte, []int) {
+	return file_auth_proto_rawDescGZIP(), []int{1}
+}
+
+// Регистрация пользователя
+type RegistrationRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *RegistrationRequest) Reset() {
+	*x = RegistrationRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_auth_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *RegistrationRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*RegistrationRequest) ProtoMessage() {}
+
+func (x *RegistrationRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_auth_proto_msgTypes[2]
+	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 RegistrationRequest.ProtoReflect.Descriptor instead.
+func (*RegistrationRequest) Descriptor() ([]byte, []int) {
+	return file_auth_proto_rawDescGZIP(), []int{2}
+}
+
+type RegistrationResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *RegistrationResponse) Reset() {
+	*x = RegistrationResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_auth_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *RegistrationResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*RegistrationResponse) ProtoMessage() {}
+
+func (x *RegistrationResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_auth_proto_msgTypes[3]
+	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 RegistrationResponse.ProtoReflect.Descriptor instead.
+func (*RegistrationResponse) Descriptor() ([]byte, []int) {
+	return file_auth_proto_rawDescGZIP(), []int{3}
+}
+
+// Подтверждение пользователя
+type ConfirmationRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *ConfirmationRequest) Reset() {
+	*x = ConfirmationRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_auth_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ConfirmationRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ConfirmationRequest) ProtoMessage() {}
+
+func (x *ConfirmationRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_auth_proto_msgTypes[4]
+	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 ConfirmationRequest.ProtoReflect.Descriptor instead.
+func (*ConfirmationRequest) Descriptor() ([]byte, []int) {
+	return file_auth_proto_rawDescGZIP(), []int{4}
+}
+
+type ConfirmationResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *ConfirmationResponse) Reset() {
+	*x = ConfirmationResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_auth_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ConfirmationResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ConfirmationResponse) ProtoMessage() {}
+
+func (x *ConfirmationResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_auth_proto_msgTypes[5]
+	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 ConfirmationResponse.ProtoReflect.Descriptor instead.
+func (*ConfirmationResponse) Descriptor() ([]byte, []int) {
+	return file_auth_proto_rawDescGZIP(), []int{5}
+}
+
+var File_auth_proto protoreflect.FileDescriptor
+
+var file_auth_proto_rawDesc = []byte{
+	0x0a, 0x0a, 0x61, 0x75, 0x74, 0x68, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x04, 0x61, 0x75,
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+	0x66, 0x69, 0x72, 0x6d, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x12, 0x19, 0x2e, 0x61, 0x75, 0x74, 0x68,
+	0x2e, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x72, 0x6d, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x52, 0x65, 0x71,
+	0x75, 0x65, 0x73, 0x74, 0x1a, 0x1a, 0x2e, 0x61, 0x75, 0x74, 0x68, 0x2e, 0x43, 0x6f, 0x6e, 0x66,
+	0x69, 0x72, 0x6d, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65,
+	0x22, 0x00, 0x42, 0x04, 0x5a, 0x02, 0x2e, 0x2f, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_auth_proto_rawDescOnce sync.Once
+	file_auth_proto_rawDescData = file_auth_proto_rawDesc
+)
+
+func file_auth_proto_rawDescGZIP() []byte {
+	file_auth_proto_rawDescOnce.Do(func() {
+		file_auth_proto_rawDescData = protoimpl.X.CompressGZIP(file_auth_proto_rawDescData)
+	})
+	return file_auth_proto_rawDescData
+}
+
+var file_auth_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
+var file_auth_proto_goTypes = []interface{}{
+	(*LoginRequest)(nil),         // 0: auth.LoginRequest
+	(*LoginResponse)(nil),        // 1: auth.LoginResponse
+	(*RegistrationRequest)(nil),  // 2: auth.RegistrationRequest
+	(*RegistrationResponse)(nil), // 3: auth.RegistrationResponse
+	(*ConfirmationRequest)(nil),  // 4: auth.ConfirmationRequest
+	(*ConfirmationResponse)(nil), // 5: auth.ConfirmationResponse
+}
+var file_auth_proto_depIdxs = []int32{
+	0, // 0: auth.AuthDB.Login:input_type -> auth.LoginRequest
+	2, // 1: auth.AuthDB.Registration:input_type -> auth.RegistrationRequest
+	4, // 2: auth.AuthDB.Confirmation:input_type -> auth.ConfirmationRequest
+	1, // 3: auth.AuthDB.Login:output_type -> auth.LoginResponse
+	3, // 4: auth.AuthDB.Registration:output_type -> auth.RegistrationResponse
+	5, // 5: auth.AuthDB.Confirmation:output_type -> auth.ConfirmationResponse
+	3, // [3:6] is the sub-list for method output_type
+	0, // [0:3] 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_auth_proto_init() }
+func file_auth_proto_init() {
+	if File_auth_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_auth_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*LoginRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_auth_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*LoginResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_auth_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*RegistrationRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_auth_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*RegistrationResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_auth_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ConfirmationRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_auth_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ConfirmationResponse); 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_auth_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   6,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_auth_proto_goTypes,
+		DependencyIndexes: file_auth_proto_depIdxs,
+		MessageInfos:      file_auth_proto_msgTypes,
+	}.Build()
+	File_auth_proto = out.File
+	file_auth_proto_rawDesc = nil
+	file_auth_proto_goTypes = nil
+	file_auth_proto_depIdxs = nil
+}

pkg/api/auth_grpc.pb.go

@@ -0,0 +1,177 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.2.0
+// - protoc             v3.6.1
+// source: auth.proto
+
+package __
+
+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 v1.32.0 or later.
+const _ = grpc.SupportPackageIsVersion7
+
+// AuthDBClient is the client API for AuthDB 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 AuthDBClient interface {
+	Login(ctx context.Context, in *LoginRequest, opts ...grpc.CallOption) (*LoginResponse, error)
+	Registration(ctx context.Context, in *RegistrationRequest, opts ...grpc.CallOption) (*RegistrationResponse, error)
+	Confirmation(ctx context.Context, in *ConfirmationRequest, opts ...grpc.CallOption) (*ConfirmationResponse, error)
+}
+
+type authDBClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewAuthDBClient(cc grpc.ClientConnInterface) AuthDBClient {
+	return &authDBClient{cc}
+}
+
+func (c *authDBClient) Login(ctx context.Context, in *LoginRequest, opts ...grpc.CallOption) (*LoginResponse, error) {
+	out := new(LoginResponse)
+	err := c.cc.Invoke(ctx, "/auth.AuthDB/Login", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *authDBClient) Registration(ctx context.Context, in *RegistrationRequest, opts ...grpc.CallOption) (*RegistrationResponse, error) {
+	out := new(RegistrationResponse)
+	err := c.cc.Invoke(ctx, "/auth.AuthDB/Registration", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *authDBClient) Confirmation(ctx context.Context, in *ConfirmationRequest, opts ...grpc.CallOption) (*ConfirmationResponse, error) {
+	out := new(ConfirmationResponse)
+	err := c.cc.Invoke(ctx, "/auth.AuthDB/Confirmation", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// AuthDBServer is the server API for AuthDB service.
+// All implementations must embed UnimplementedAuthDBServer
+// for forward compatibility
+type AuthDBServer interface {
+	Login(context.Context, *LoginRequest) (*LoginResponse, error)
+	Registration(context.Context, *RegistrationRequest) (*RegistrationResponse, error)
+	Confirmation(context.Context, *ConfirmationRequest) (*ConfirmationResponse, error)
+	mustEmbedUnimplementedAuthDBServer()
+}
+
+// UnimplementedAuthDBServer must be embedded to have forward compatible implementations.
+type UnimplementedAuthDBServer struct {
+}
+
+func (UnimplementedAuthDBServer) Login(context.Context, *LoginRequest) (*LoginResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Login not implemented")
+}
+func (UnimplementedAuthDBServer) Registration(context.Context, *RegistrationRequest) (*RegistrationResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Registration not implemented")
+}
+func (UnimplementedAuthDBServer) Confirmation(context.Context, *ConfirmationRequest) (*ConfirmationResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Confirmation not implemented")
+}
+func (UnimplementedAuthDBServer) mustEmbedUnimplementedAuthDBServer() {}
+
+// UnsafeAuthDBServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to AuthDBServer will
+// result in compilation errors.
+type UnsafeAuthDBServer interface {
+	mustEmbedUnimplementedAuthDBServer()
+}
+
+func RegisterAuthDBServer(s grpc.ServiceRegistrar, srv AuthDBServer) {
+	s.RegisterService(&AuthDB_ServiceDesc, srv)
+}
+
+func _AuthDB_Login_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(LoginRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AuthDBServer).Login(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/auth.AuthDB/Login",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AuthDBServer).Login(ctx, req.(*LoginRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _AuthDB_Registration_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(RegistrationRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AuthDBServer).Registration(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/auth.AuthDB/Registration",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AuthDBServer).Registration(ctx, req.(*RegistrationRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _AuthDB_Confirmation_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ConfirmationRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AuthDBServer).Confirmation(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/auth.AuthDB/Confirmation",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AuthDBServer).Confirmation(ctx, req.(*ConfirmationRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// AuthDB_ServiceDesc is the grpc.ServiceDesc for AuthDB service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var AuthDB_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "auth.AuthDB",
+	HandlerType: (*AuthDBServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Login",
+			Handler:    _AuthDB_Login_Handler,
+		},
+		{
+			MethodName: "Registration",
+			Handler:    _AuthDB_Registration_Handler,
+		},
+		{
+			MethodName: "Confirmation",
+			Handler:    _AuthDB_Confirmation_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "auth.proto",
+}