ci: set broker ip

2023-07-07 01:57:06 +00:00 · 2023-07-07 01:57:06 +00:00 · 6b648c4f48
commit 6b648c4f48
parent 84efe70936
37 changed files with 1465 additions and 480 deletions
--- a/.env.test
+++ b/.env.test
@ -1,25 +1,25 @@
-# HTTP settings
 HTTP_HOST=0.0.0.0
-HTTP_PORT=8080
+HTTP_PORT=8082

-# MONGO settings
-MONGO_HOST=localhost
+GRPC_HOST=0.0.0.0
+GRPC_PORT=9082
+GRPC_DOMEN=customer-app:9082
+
+MONGO_HOST=mongo
 MONGO_PORT=27017
 MONGO_USER=test
 MONGO_PASSWORD=test
-MONGO_AUTH=admin
 MONGO_DB_NAME=admin
+MONGO_AUTH=admin

-# Auth Microservice settings
-AUTH_MICROSERVICE_USER_URL=http://localhost:8000/user
+AUTH_MICROSERVICE_USER_URL=http://pena-auth-service:8000/user
+HUBADMIN_MICROSERVICE_TARIFF_URL=http://hub-admin-service:8010/tariff
+CURRENCY_MICROSERVICE_TRANSLATE_URL=http://cbrf-service:8020/translate
+DISCOUNT_MICROSERVICE_GRPC_HOST=discount-service:9040
+PAYMENT_MICROSERVICE_GRPC_HOST=treasurer-service:9085

-# Hub Admin Microservice settings
-HUBADMIN_MICROSERVICE_TARIFF_URL=http://localhost:8001/tariff
-
-# Currency Microservice settings
-CURRENCY_MICROSERVICE_TRANSLATE_URL=http://localhost:8002/change
-
-# Admin
+KAFKA_BROKERS=localhost:8080,localhost:1111
+KAFKA_TOPIC_TARIFF=tariff

 # JWT settings
 JWT_ISSUER="pena-auth-service"
--- a/README.md
+++ b/README.md
@ -34,6 +34,9 @@ PAYMENT_MICROSERVICE_GRPC_HOST - хост микросервиса payment (GRPC
 JWT_PUBLIC_KEY - публичный ключ для верификации jwt токена
 JWT_ISSUER - издатель токена
 JWT_AUDIENCE - аудитория, которая может верифицировать токен
+
+KAFKA_BROKERS - массив брокеров (localhost:8888,localhost:1111)
+KAFKA_TOPIC_TARIFF - название топика для сообщений тарифа
 ```

 ## Полезные ссылки:
--- a/deployments/dev/.env.dev
+++ b/deployments/dev/.env.dev
@ -1,26 +1,3 @@
-# HTTP settings
-HTTP_HOST=0.0.0.0
-HTTP_PORT=8080
-
-# MONGO settings
-MONGO_HOST=localhost
-MONGO_PORT=27017
-MONGO_USER=test
-MONGO_PASSWORD=test
-MONGO_AUTH=admin
-MONGO_DB_NAME=admin
-
-# Auth Microservice settings
-AUTH_MICROSERVICE_USER_URL=http://localhost:8000/user
-
-# Hub Admin Microservice settings
-HUBADMIN_MICROSERVICE_TARIFF_URL=http://localhost:8001/tariff
-
-# Currency Microservice settings
-CURRENCY_MICROSERVICE_TRANSLATE_URL=http://localhost:8002/change
-
-# Admin
-
 # JWT settings
 JWT_ISSUER="pena-auth-service"
 JWT_AUDIENCE="pena"
--- a/deployments/dev/docker-compose.yaml
+++ b/deployments/dev/docker-compose.yaml
@ -25,6 +25,9 @@ services:
      - MONGO_DB_NAME=admin
      - MONGO_AUTH=admin

+      - KAFKA_BROKERS=localhost:8080,localhost:1111
+      - KAFKA_TOPIC_TARIFF=tariff
+
      - JWT_ISSUER=pena-auth-service
      - JWT_AUDIENCE=pena

--- a/deployments/staging/docker-compose.yaml
+++ b/deployments/staging/docker-compose.yaml
@ -21,6 +21,9 @@ services:
      - MONGO_DB_NAME=customer
      - MONGO_AUTH=customer

+      - KAFKA_BROKERS=10.6.0.11:9092
+      - KAFKA_TOPIC_TARIFF=tariffs
+
      - AUTH_MICROSERVICE_USER_URL=https://admin.pena.digital/user
      - HUBADMIN_MICROSERVICE_TARIFF_URL=https://admin.pena.digital/strator/tariff
      - CURRENCY_MICROSERVICE_TRANSLATE_URL=http://10.6.0.11:3131/change
--- a/go.mod
+++ b/go.mod
@ -12,6 +12,8 @@ require (
 	github.com/labstack/echo/v4 v4.10.2
 	github.com/sethvargo/go-envconfig v0.9.0
 	github.com/stretchr/testify v1.8.2
+	github.com/twmb/franz-go v1.13.6
+	github.com/twmb/franz-go/pkg/kadm v1.8.1
 	go.mongodb.org/mongo-driver v1.11.4
 	go.uber.org/zap v1.24.0
 	google.golang.org/genproto v0.0.0-20230223222841-637eb2293923
@ -42,8 +44,10 @@ require (
 	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 // indirect
 	github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe // indirect
 	github.com/perimeterx/marshmallow v1.1.4 // indirect
+	github.com/pierrec/lz4/v4 v4.1.17 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/twmb/franz-go/pkg/kmsg v1.4.0 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasttemplate v1.2.2 // indirect
 	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
--- a/go.sum
+++ b/go.sum
@ -106,6 +106,8 @@ github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe/go.mod h1:wL8QJ
 github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
 github.com/perimeterx/marshmallow v1.1.4 h1:pZLDH9RjlLGGorbXhcaQLhfuV0pFMNfPO55FuFkxqLw=
 github.com/perimeterx/marshmallow v1.1.4/go.mod h1:dsXbUu8CRzfYP5a87xpp0xq9S3u0Vchtcl8we9tYaXw=
+github.com/pierrec/lz4/v4 v4.1.17 h1:kV4Ip+/hUBC+8T6+2EgburRtkE9ef4nbY3f4dFhGjMc=
+github.com/pierrec/lz4/v4 v4.1.17/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
 github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
@ -135,6 +137,12 @@ github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ
 github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4=
 github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
+github.com/twmb/franz-go v1.13.6 h1:DRh06Hy3GthZuA+fQhDo+IMV+QUZHQfS2TIiWf/rCw8=
+github.com/twmb/franz-go v1.13.6/go.mod h1:jm/FtYxmhxDTN0gNSb26XaJY0irdSVcsckLiR5tQNMk=
+github.com/twmb/franz-go/pkg/kadm v1.8.1 h1:SrzL855I7gQTGdMtOYGTHhebs7TPgPN29FPtjusqwlE=
+github.com/twmb/franz-go/pkg/kadm v1.8.1/go.mod h1:qUSM7pxoMCU1UNu5H4USE64ODcVmeG9LS96mysv1nu8=
+github.com/twmb/franz-go/pkg/kmsg v1.4.0 h1:tbp9hxU6m8qZhQTlpGiaIJOm4BXix5lsuEZ7K00dF0s=
+github.com/twmb/franz-go/pkg/kmsg v1.4.0/go.mod h1:SxG/xJKhgPu25SamAq0rrucfp7lbzCpEXOC+vH/ELrY=
 github.com/ugorji/go v1.2.7 h1:qYhyWUUd6WbiM+C6JZAUkIJt/1WrjzNHY9+KCIjVqTo=
 github.com/ugorji/go v1.2.7/go.mod h1:nF9osbDWLy6bDVv/Rtoh6QgnvNDpmCalQV5urGCCS6M=
 github.com/ugorji/go/codec v1.2.7 h1:YPXUKf7fYbp/y8xloBqZOw2qaVggbfwMlI8WM3wZUJ0=
--- a/internal/app/app.go
+++ b/internal/app/app.go
@ -8,6 +8,7 @@ import (
 	"syscall"
 	"time"

+	"github.com/twmb/franz-go/pkg/kgo"
 	"go.uber.org/zap"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/initialize"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/interface/swagger"
@ -15,6 +16,7 @@ import (
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/server"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/utils"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/pkg/closer"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/pkg/kafka"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/pkg/mongo"
 )

@ -30,10 +32,16 @@ func Run(config *models.Config, logger *zap.Logger) (appErr error) {
 		}
 	}()

+	closer := closer.New()
+
 	ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
 	defer cancel()

-	closer := closer.New()
+	if err := kafka.Initialize(ctx, config.Service.Kafka.Brokers, []string{
+		config.Service.Kafka.Tariff.Topic,
+	}); err != nil {
+		return err
+	}

 	mongoDB, err := mongo.Connect(ctx, &mongo.ConnectDeps{
 		Configuration: &config.Database,
@ -43,6 +51,21 @@ func Run(config *models.Config, logger *zap.Logger) (appErr error) {
 		return fmt.Errorf("failed connection to db: %w", err)
 	}

+	kafkaTariffClient, err := kgo.NewClient(
+		kgo.SeedBrokers(config.Service.Kafka.Brokers...),
+		kgo.ConsumeResetOffset(kgo.NewOffset().AtStart()),
+		kgo.DefaultProduceTopic(config.Service.Kafka.Tariff.Topic),
+		kgo.ConsumeTopics(config.Service.Kafka.Tariff.Topic),
+	)
+	if err != nil {
+		return err
+	}
+
+	brokers := initialize.NewBrokers(initialize.BrokersDeps{
+		Logger:       logger,
+		TariffClient: kafkaTariffClient,
+	})
+
 	clients := initialize.NewClients(initialize.ClientsDeps{
 		Logger:                       logger,
 		AuthURL:                      &config.Service.AuthMicroservice.URL,
@ -62,6 +85,7 @@ func Run(config *models.Config, logger *zap.Logger) (appErr error) {
 		Repositories:      repositories,
 		Clients:           clients,
 		ConfigurationGRPC: &config.GRPC,
+		Brokers:           brokers,
 	})

 	controllers := initialize.NewControllers(initialize.ControllersDeps{
@ -99,6 +123,7 @@ func Run(config *models.Config, logger *zap.Logger) (appErr error) {
 	closer.Add(mongoDB.Client().Disconnect)
 	closer.Add(serverHTTP.Stop)
 	closer.Add(serverGRPC.Stop)
+	closer.Add(closer.Wrap(kafkaTariffClient.Close))

 	<-ctx.Done()

--- a/internal/initialize/api_test.go
+++ b/internal/initialize/api_test.go
@ -4,6 +4,7 @@ import (
 	"testing"

 	"github.com/stretchr/testify/assert"
+	"github.com/twmb/franz-go/pkg/kgo"
 	"go.mongodb.org/mongo-driver/mongo/integration/mtest"
 	"go.uber.org/zap"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/initialize"
@ -31,11 +32,17 @@ func TestNewAPI(t *testing.T) {
 				PaymentServiceConfiguration:  &models.PaymentMicroserviceConfiguration{HostGRPC: "host"},
 			})

+			brokers := initialize.NewBrokers(initialize.BrokersDeps{
+				Logger:       logger,
+				TariffClient: &kgo.Client{},
+			})
+
 			services := initialize.NewServices(initialize.ServicesDeps{
 				Logger:            logger,
 				Repositories:      repositories,
 				Clients:           clients,
 				ConfigurationGRPC: &models.ConfigurationGRPC{Domen: "domen"},
+				Brokers:           brokers,
 			})

 			controllers := initialize.NewControllers(initialize.ControllersDeps{
--- a/internal/initialize/brokers.go
+++ b/internal/initialize/brokers.go
@ -0,0 +1,30 @@
+package initialize
+
+import (
+	"github.com/twmb/franz-go/pkg/kgo"
+	"go.uber.org/zap"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/interface/broker/tariff"
+)
+
+type BrokersDeps struct {
+	Logger       *zap.Logger
+	TariffClient *kgo.Client
+}
+
+type Brokers struct {
+	TariffConsumer *tariff.Consumer
+	TariffProducer *tariff.Producer
+}
+
+func NewBrokers(deps BrokersDeps) *Brokers {
+	return &Brokers{
+		TariffConsumer: tariff.NewConsumer(tariff.ConsumerDeps{
+			Logger: deps.Logger,
+			Client: deps.TariffClient,
+		}),
+		TariffProducer: tariff.NewProducer(tariff.ProducerDeps{
+			Logger: deps.Logger,
+			Client: deps.TariffClient,
+		}),
+	}
+}
--- a/internal/initialize/brokers_test.go
+++ b/internal/initialize/brokers_test.go
@ -0,0 +1,27 @@
+package initialize_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/twmb/franz-go/pkg/kgo"
+	"go.uber.org/zap"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/initialize"
+)
+
+func TestNewBrokers(t *testing.T) {
+	t.Run("Брокеры должны успешно инициализироваться", func(t *testing.T) {
+		logger := zap.New(zap.L().Core())
+
+		assert.NotPanics(t, func() {
+			brokers := initialize.NewBrokers(initialize.BrokersDeps{
+				Logger:       logger,
+				TariffClient: &kgo.Client{},
+			})
+
+			assert.NotNil(t, brokers)
+			assert.NotNil(t, brokers.TariffConsumer)
+			assert.NotNil(t, brokers.TariffProducer)
+		})
+	})
+}
--- a/internal/initialize/config.go
+++ b/internal/initialize/config.go
@ -9,6 +9,8 @@ import (
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/pkg/env"
 )

+// TODO: обработать возможность читать конфиги ещё по json
+
 func Configuration(path string) (*models.Config, error) {
 	config, err := env.Parse[models.Config](path)
 	if err != nil {
--- a/internal/initialize/config_test.go
+++ b/internal/initialize/config_test.go
@ -74,6 +74,10 @@ func setDefaultTestingENV(t *testing.T) *models.Config {
 			AuthMicroservice: models.AuthMicroserviceConfiguration{
 				URL: defaultAuthURL,
 			},
+			Kafka: models.KafkaConfiguration{
+				Tariff:  models.TariffKafkaConfiguration{Topic: "topic"},
+				Brokers: []string{"localhost:8080", "localhost:8081"},
+			},
 			HubadminMicroservice: models.HubadminMicroserviceConfiguration{
 				URL: defaultHubAdminURL,
 			},
@ -114,6 +118,9 @@ func setDefaultTestingENV(t *testing.T) *models.Config {
 	t.Setenv("JWT_ISSUER", defaultConfiguration.Service.JWT.Issuer)
 	t.Setenv("JWT_AUDIENCE", defaultConfiguration.Service.JWT.Audience)

+	t.Setenv("KAFKA_BROKERS", "localhost:8080,localhost:8081")
+	t.Setenv("KAFKA_TOPIC_TARIFF", defaultConfiguration.Service.Kafka.Tariff.Topic)
+
 	t.Setenv("AUTH_MICROSERVICE_USER_URL", defaultConfiguration.Service.AuthMicroservice.URL.User)
 	t.Setenv("HUBADMIN_MICROSERVICE_TARIFF_URL", defaultConfiguration.Service.HubadminMicroservice.URL.Tariff)
 	t.Setenv("CURRENCY_MICROSERVICE_TRANSLATE_URL", defaultConfiguration.Service.CurrencyMicroservice.URL.Translate)
--- a/internal/initialize/controllers_test.go
+++ b/internal/initialize/controllers_test.go
@ -4,6 +4,7 @@ import (
 	"testing"

 	"github.com/stretchr/testify/assert"
+	"github.com/twmb/franz-go/pkg/kgo"
 	"go.mongodb.org/mongo-driver/mongo/integration/mtest"
 	"go.uber.org/zap"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/initialize"
@ -31,10 +32,16 @@ func TestNewControllers(t *testing.T) {
 				MongoDB: t.Client.Database("test"),
 			})

+			brokers := initialize.NewBrokers(initialize.BrokersDeps{
+				Logger:       logger,
+				TariffClient: &kgo.Client{},
+			})
+
 			services := initialize.NewServices(initialize.ServicesDeps{
 				Logger:            logger,
 				Clients:           clients,
 				Repositories:      repositories,
+				Brokers:           brokers,
 				ConfigurationGRPC: &models.ConfigurationGRPC{Domen: "http://test:8080"},
 			})

--- a/internal/initialize/services.go
+++ b/internal/initialize/services.go
@ -4,6 +4,7 @@ import (
 	"go.uber.org/zap"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/service/account"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/service/broker/tariff"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/service/callback"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/service/cart"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/service/currency"
@ -16,6 +17,7 @@ type ServicesDeps struct {
 	Logger            *zap.Logger
 	Repositories      *Repositories
 	Clients           *Clients
+	Brokers           *Brokers
 	ConfigurationGRPC *models.ConfigurationGRPC
 }

@ -27,6 +29,7 @@ type Services struct {
 	WalletService          *wallet.Service
 	PaymentService         *payment.Service
 	PaymentCallbackService *callback.PaymentCallbackService
+	TariffBrokerService    *tariff.Service
 }

 func NewServices(deps ServicesDeps) *Services {
@ -42,6 +45,12 @@ func NewServices(deps ServicesDeps) *Services {
 		HistoryService: historyService,
 	})

+	tariffBrokerService := tariff.New(tariff.Deps{
+		Logger:   deps.Logger,
+		Consumer: deps.Brokers.TariffConsumer,
+		Producer: deps.Brokers.TariffProducer,
+	})
+
 	return &Services{
 		WalletService:  walletService,
 		HistoryService: historyService,
@ -55,12 +64,13 @@ func NewServices(deps ServicesDeps) *Services {
 			Repository: deps.Repositories.CurrencyRepository,
 		}),
 		CartService: cart.New(cart.Deps{
-			Logger:         deps.Logger,
-			Repository:     deps.Repositories.AccountRepository,
-			HubadminClient: deps.Clients.HubadminClient,
-			DiscountClient: deps.Clients.DiscountClient,
-			WalletService:  walletService,
-			HistoryService: historyService,
+			Logger:              deps.Logger,
+			Repository:          deps.Repositories.AccountRepository,
+			HubadminClient:      deps.Clients.HubadminClient,
+			DiscountClient:      deps.Clients.DiscountClient,
+			WalletService:       walletService,
+			HistoryService:      historyService,
+			TariffBrokerService: tariffBrokerService,
 		}),
 		PaymentService: payment.New(payment.Deps{
 			Logger:            deps.Logger,
@ -74,5 +84,6 @@ func NewServices(deps ServicesDeps) *Services {
 			WalletService:     walletService,
 			HistoryService:    historyService,
 		}),
+		TariffBrokerService: tariffBrokerService,
 	}
 }
--- a/internal/initialize/services_test.go
+++ b/internal/initialize/services_test.go
@ -4,6 +4,7 @@ import (
 	"testing"

 	"github.com/stretchr/testify/assert"
+	"github.com/twmb/franz-go/pkg/kgo"
 	"go.mongodb.org/mongo-driver/mongo/integration/mtest"
 	"go.uber.org/zap"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/initialize"
@ -26,6 +27,11 @@ func TestNewServices(t *testing.T) {
 				PaymentServiceConfiguration:  &models.PaymentMicroserviceConfiguration{HostGRPC: "host"},
 			})

+			brokers := initialize.NewBrokers(initialize.BrokersDeps{
+				Logger:       logger,
+				TariffClient: &kgo.Client{},
+			})
+
 			repositories := initialize.NewRepositories(initialize.RepositoriesDeps{
 				Logger:  logger,
 				MongoDB: t.Client.Database("test"),
@ -35,6 +41,7 @@ func TestNewServices(t *testing.T) {
 				Logger:            logger,
 				Clients:           clients,
 				Repositories:      repositories,
+				Brokers:           brokers,
 				ConfigurationGRPC: &models.ConfigurationGRPC{Domen: "http://test:8080"},
 			})

@ -46,6 +53,7 @@ func TestNewServices(t *testing.T) {
 			assert.NotNil(t, services.WalletService)
 			assert.NotNil(t, services.PaymentService)
 			assert.NotNil(t, services.PaymentCallbackService)
+			assert.NotNil(t, services.TariffBrokerService)
 		})
 	})
 }
--- a/internal/interface/broker/tariff/consumer.go
+++ b/internal/interface/broker/tariff/consumer.go
@ -0,0 +1,65 @@
+package tariff
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	"github.com/twmb/franz-go/pkg/kgo"
+	"go.uber.org/zap"
+	"google.golang.org/protobuf/proto"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/proto/broker"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/utils/transfer"
+)
+
+type ConsumerDeps struct {
+	Logger *zap.Logger
+	Client *kgo.Client
+}
+
+type Consumer struct {
+	logger *zap.Logger
+	client *kgo.Client
+}
+
+func NewConsumer(deps ConsumerDeps) *Consumer {
+	if deps.Logger == nil {
+		log.Panicln("logger is nil on <NewTariffConsumer>")
+	}
+
+	if deps.Client == nil {
+		log.Panicln("Kafka client is nil on <NewTariffConsumer>")
+	}
+
+	return &Consumer{
+		logger: deps.Logger,
+		client: deps.Client,
+	}
+}
+
+func (receiver *Consumer) FetchPrivileges(ctx context.Context) []models.Privilege {
+	fetches := receiver.client.PollFetches(ctx)
+	iter := fetches.RecordIter()
+
+	tariffs := make([]models.Tariff, 0)
+	privileges := make([]models.Privilege, 0)
+
+	for !iter.Done() {
+		record := iter.Next()
+		tariff := broker.TariffMessage{}
+
+		if err := proto.Unmarshal(record.Value, &tariff); err != nil {
+			receiver.logger.Error(fmt.Sprintf("error decoding message: %v\n", err))
+			continue
+		}
+
+		tariffs = append(tariffs, *transfer.TariffMessageProtoToTariffModel(&tariff))
+	}
+
+	for _, tariff := range tariffs {
+		privileges = append(privileges, tariff.Privileges...)
+	}
+
+	return privileges
+}
--- a/internal/interface/broker/tariff/producer.go
+++ b/internal/interface/broker/tariff/producer.go
@ -0,0 +1,61 @@
+package tariff
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	"github.com/twmb/franz-go/pkg/kgo"
+	"go.uber.org/zap"
+	"google.golang.org/protobuf/proto"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/errors"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/utils/transfer"
+)
+
+type ProducerDeps struct {
+	Logger *zap.Logger
+	Client *kgo.Client
+	Topic  string
+}
+
+type Producer struct {
+	logger *zap.Logger
+	client *kgo.Client
+	topic  string
+}
+
+func NewProducer(deps ProducerDeps) *Producer {
+	if deps.Logger == nil {
+		log.Panicln("logger is nil on <NewTariffProducer>")
+	}
+
+	if deps.Client == nil {
+		log.Panicln("Kafka client is nil on <NewTariffProducer>")
+	}
+
+	return &Producer{
+		logger: deps.Logger,
+		client: deps.Client,
+		topic:  deps.Topic,
+	}
+}
+
+func (receiver *Producer) Send(ctx context.Context, userID string, tariff *models.Tariff) errors.Error {
+	bytes, err := proto.Marshal(transfer.TariffModelToProtoMessage(userID, tariff))
+	if err != nil {
+		receiver.logger.Error("failed to marshal tariff model on <Send> of <TariffProducer>")
+		return errors.New(fmt.Errorf("failed to marshal tariff: %w", err), errors.ErrInternalError)
+	}
+
+	responses := receiver.client.ProduceSync(ctx, &kgo.Record{Value: bytes})
+
+	for _, response := range responses {
+		if response.Err != nil {
+			receiver.logger.Error("failed to send tariff on <Send> of <TariffProducer>", zap.Error(response.Err))
+			return errors.New(fmt.Errorf("failed to send tariff: %w", response.Err), errors.ErrInternalError)
+		}
+	}
+
+	return nil
+}
--- a/internal/interface/controller/rest/cart/cart.go
+++ b/internal/interface/controller/rest/cart/cart.go
@ -17,7 +17,7 @@ import (
 type cartService interface {
 	Remove(ctx context.Context, userID, itemID string) ([]string, errors.Error)
 	Add(context.Context, *models.AddItemToCart) ([]string, errors.Error)
-	Pay(ctx context.Context, token, userID string) (link string, err errors.Error)
+	Pay(ctx context.Context, token, userID string) errors.Error
 }

 type Deps struct {
@ -114,15 +114,10 @@ func (receiver *Controller) Pay(ctx echo.Context) error {
 		return errors.HTTP(ctx, errors.NewWithMessage("failed to convert access token payload to string", errors.ErrInvalidArgs))
 	}

-	link, err := receiver.cartService.Pay(ctx.Request().Context(), token, userID)
-	if err != nil {
+	if err := receiver.cartService.Pay(ctx.Request().Context(), token, userID); err != nil {
 		receiver.logger.Error("failed to pay cart on <Pay> of <CartController>", zap.Error(err))
 		return errors.HTTP(ctx, err)
 	}

-	if !validate.IsStringEmpty(link) {
-		return ctx.Redirect(http.StatusTemporaryRedirect, link)
-	}
-
 	return ctx.JSON(http.StatusOK, true)
 }
--- a/internal/models/config.go
+++ b/internal/models/config.go
@ -32,6 +32,16 @@ type ServiceConfiguration struct {
 	DiscountMicroservice DiscountMicroserviceConfiguration
 	PaymentMicroservice  PaymentMicroserviceConfiguration
 	JWT                  JWTConfiguration
+	Kafka                KafkaConfiguration
+}
+
+type KafkaConfiguration struct {
+	Tariff  TariffKafkaConfiguration `json:"tariff"`
+	Brokers []string                 `json:"brokers" env:"KAFKA_BROKERS,required"`
+}
+
+type TariffKafkaConfiguration struct {
+	Topic string `json:"topic" env:"KAFKA_TOPIC_TARIFF,required"`
 }

 type JWTConfiguration struct {
--- a/internal/models/tariff.go
+++ b/internal/models/tariff.go
@ -3,15 +3,15 @@ package models
 import "time"

 type Tariff struct {
-	ID         string               `json:"_id"`
-	Name       string               `json:"name"`
-	Price      int64                `json:"price"`
-	IsCustom   bool                 `json:"isCustom"`
-	Privileges map[string]Privilege `json:"privileges"`
-	Deleted    bool                 `json:"isDeleted"`
-	CreatedAt  time.Time            `json:"createdAt"`
-	UpdatedAt  time.Time            `json:"updatedAt"`
-	DeletedAt  *time.Time           `json:"deletedAt,omitempty"`
+	ID         string      `json:"_id"`
+	Name       string      `json:"name"`
+	Price      int64       `json:"price"`
+	IsCustom   bool        `json:"isCustom"`
+	Privileges []Privilege `json:"privileges"`
+	Deleted    bool        `json:"isDeleted"`
+	CreatedAt  time.Time   `json:"createdAt"`
+	UpdatedAt  time.Time   `json:"updatedAt"`
+	DeletedAt  *time.Time  `json:"deletedAt,omitempty"`
 }

 type Privilege struct {
--- a/internal/proto/broker/models.pb.go
+++ b/internal/proto/broker/models.pb.go
@ -0,0 +1,247 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.26.0
+// 	protoc        (unknown)
+// source: broker/models.proto
+
+package broker
+
+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 PrivilegeMessage struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	PrivilegeID string `protobuf:"bytes,1,opt,name=PrivilegeID,proto3" json:"PrivilegeID,omitempty"`
+	ServiceKey  string `protobuf:"bytes,2,opt,name=ServiceKey,proto3" json:"ServiceKey,omitempty"`
+	Type        string `protobuf:"bytes,3,opt,name=Type,proto3" json:"Type,omitempty"`
+	Value       string `protobuf:"bytes,4,opt,name=Value,proto3" json:"Value,omitempty"`
+}
+
+func (x *PrivilegeMessage) Reset() {
+	*x = PrivilegeMessage{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_broker_models_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *PrivilegeMessage) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PrivilegeMessage) ProtoMessage() {}
+
+func (x *PrivilegeMessage) ProtoReflect() protoreflect.Message {
+	mi := &file_broker_models_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 PrivilegeMessage.ProtoReflect.Descriptor instead.
+func (*PrivilegeMessage) Descriptor() ([]byte, []int) {
+	return file_broker_models_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *PrivilegeMessage) GetPrivilegeID() string {
+	if x != nil {
+		return x.PrivilegeID
+	}
+	return ""
+}
+
+func (x *PrivilegeMessage) GetServiceKey() string {
+	if x != nil {
+		return x.ServiceKey
+	}
+	return ""
+}
+
+func (x *PrivilegeMessage) GetType() string {
+	if x != nil {
+		return x.Type
+	}
+	return ""
+}
+
+func (x *PrivilegeMessage) GetValue() string {
+	if x != nil {
+		return x.Value
+	}
+	return ""
+}
+
+type TariffMessage struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Privileges []*PrivilegeMessage `protobuf:"bytes,1,rep,name=Privileges,proto3" json:"Privileges,omitempty"`
+	UserID     string              `protobuf:"bytes,2,opt,name=UserID,proto3" json:"UserID,omitempty"`
+}
+
+func (x *TariffMessage) Reset() {
+	*x = TariffMessage{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_broker_models_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *TariffMessage) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TariffMessage) ProtoMessage() {}
+
+func (x *TariffMessage) ProtoReflect() protoreflect.Message {
+	mi := &file_broker_models_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 TariffMessage.ProtoReflect.Descriptor instead.
+func (*TariffMessage) Descriptor() ([]byte, []int) {
+	return file_broker_models_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *TariffMessage) GetPrivileges() []*PrivilegeMessage {
+	if x != nil {
+		return x.Privileges
+	}
+	return nil
+}
+
+func (x *TariffMessage) GetUserID() string {
+	if x != nil {
+		return x.UserID
+	}
+	return ""
+}
+
+var File_broker_models_proto protoreflect.FileDescriptor
+
+var file_broker_models_proto_rawDesc = []byte{
+	0x0a, 0x13, 0x62, 0x72, 0x6f, 0x6b, 0x65, 0x72, 0x2f, 0x6d, 0x6f, 0x64, 0x65, 0x6c, 0x73, 0x2e,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x06, 0x62, 0x72, 0x6f, 0x6b, 0x65, 0x72, 0x22, 0x7e, 0x0a,
+	0x10, 0x50, 0x72, 0x69, 0x76, 0x69, 0x6c, 0x65, 0x67, 0x65, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67,
+	0x65, 0x12, 0x20, 0x0a, 0x0b, 0x50, 0x72, 0x69, 0x76, 0x69, 0x6c, 0x65, 0x67, 0x65, 0x49, 0x44,
+	0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0b, 0x50, 0x72, 0x69, 0x76, 0x69, 0x6c, 0x65, 0x67,
+	0x65, 0x49, 0x44, 0x12, 0x1e, 0x0a, 0x0a, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x4b, 0x65,
+	0x79, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0a, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65,
+	0x4b, 0x65, 0x79, 0x12, 0x12, 0x0a, 0x04, 0x54, 0x79, 0x70, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28,
+	0x09, 0x52, 0x04, 0x54, 0x79, 0x70, 0x65, 0x12, 0x14, 0x0a, 0x05, 0x56, 0x61, 0x6c, 0x75, 0x65,
+	0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x61, 0x0a,
+	0x0d, 0x54, 0x61, 0x72, 0x69, 0x66, 0x66, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12, 0x38,
+	0x0a, 0x0a, 0x50, 0x72, 0x69, 0x76, 0x69, 0x6c, 0x65, 0x67, 0x65, 0x73, 0x18, 0x01, 0x20, 0x03,
+	0x28, 0x0b, 0x32, 0x18, 0x2e, 0x62, 0x72, 0x6f, 0x6b, 0x65, 0x72, 0x2e, 0x50, 0x72, 0x69, 0x76,
+	0x69, 0x6c, 0x65, 0x67, 0x65, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x52, 0x0a, 0x50, 0x72,
+	0x69, 0x76, 0x69, 0x6c, 0x65, 0x67, 0x65, 0x73, 0x12, 0x16, 0x0a, 0x06, 0x55, 0x73, 0x65, 0x72,
+	0x49, 0x44, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x55, 0x73, 0x65, 0x72, 0x49, 0x44,
+	0x42, 0x0a, 0x5a, 0x08, 0x2e, 0x2f, 0x62, 0x72, 0x6f, 0x6b, 0x65, 0x72, 0x62, 0x06, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_broker_models_proto_rawDescOnce sync.Once
+	file_broker_models_proto_rawDescData = file_broker_models_proto_rawDesc
+)
+
+func file_broker_models_proto_rawDescGZIP() []byte {
+	file_broker_models_proto_rawDescOnce.Do(func() {
+		file_broker_models_proto_rawDescData = protoimpl.X.CompressGZIP(file_broker_models_proto_rawDescData)
+	})
+	return file_broker_models_proto_rawDescData
+}
+
+var file_broker_models_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_broker_models_proto_goTypes = []interface{}{
+	(*PrivilegeMessage)(nil), // 0: broker.PrivilegeMessage
+	(*TariffMessage)(nil),    // 1: broker.TariffMessage
+}
+var file_broker_models_proto_depIdxs = []int32{
+	0, // 0: broker.TariffMessage.Privileges:type_name -> broker.PrivilegeMessage
+	1, // [1:1] is the sub-list for method output_type
+	1, // [1:1] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
+}
+
+func init() { file_broker_models_proto_init() }
+func file_broker_models_proto_init() {
+	if File_broker_models_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_broker_models_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*PrivilegeMessage); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_broker_models_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*TariffMessage); 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_broker_models_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_broker_models_proto_goTypes,
+		DependencyIndexes: file_broker_models_proto_depIdxs,
+		MessageInfos:      file_broker_models_proto_msgTypes,
+	}.Build()
+	File_broker_models_proto = out.File
+	file_broker_models_proto_rawDesc = nil
+	file_broker_models_proto_goTypes = nil
+	file_broker_models_proto_depIdxs = nil
+}
--- a/internal/proto/discount/discount.model.pb.go
+++ b/internal/proto/discount/discount.model.pb.go
@ -83,6 +83,7 @@ type DiscountOptional struct {
 	Description *string                    `protobuf:"bytes,4,opt,name=Description,proto3,oneof" json:"Description,omitempty"`
 	Condition   *DiscountCondition         `protobuf:"bytes,5,opt,name=Condition,proto3,oneof" json:"Condition,omitempty"`
 	Target      *DiscountCalculationTarget `protobuf:"bytes,6,opt,name=Target,proto3,oneof" json:"Target,omitempty"`
+	Deprecated  *bool                      `protobuf:"varint,7,opt,name=Deprecated,proto3,oneof" json:"Deprecated,omitempty"`
 }

 func (x *DiscountOptional) Reset() {
@ -159,6 +160,13 @@ func (x *DiscountOptional) GetTarget() *DiscountCalculationTarget {
 	return nil
 }

+func (x *DiscountOptional) GetDeprecated() bool {
+	if x != nil && x.Deprecated != nil {
+		return *x.Deprecated
+	}
+	return false
+}
+
 type Discounts struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@ -397,12 +405,12 @@ type DiscountCondition struct {
 	User                *string          `protobuf:"bytes,2,opt,name=User,proto3,oneof" json:"User,omitempty"`
 	UserType            *string          `protobuf:"bytes,3,opt,name=UserType,proto3,oneof" json:"UserType,omitempty"`
 	Coupon              *string          `protobuf:"bytes,4,opt,name=Coupon,proto3,oneof" json:"Coupon,omitempty"`
-	PurchasesAmount     *float64         `protobuf:"fixed64,5,opt,name=PurchasesAmount,proto3,oneof" json:"PurchasesAmount,omitempty"`
-	CartPurchasesAmount *float64         `protobuf:"fixed64,6,opt,name=CartPurchasesAmount,proto3,oneof" json:"CartPurchasesAmount,omitempty"`
+	PurchasesAmount     *uint64          `protobuf:"varint,5,opt,name=PurchasesAmount,proto3,oneof" json:"PurchasesAmount,omitempty"`
+	CartPurchasesAmount *uint64          `protobuf:"varint,6,opt,name=CartPurchasesAmount,proto3,oneof" json:"CartPurchasesAmount,omitempty"`
 	Product             *string          `protobuf:"bytes,7,opt,name=Product,proto3,oneof" json:"Product,omitempty"`
 	Term                *uint64          `protobuf:"varint,8,opt,name=Term,proto3,oneof" json:"Term,omitempty"`
 	Usage               *uint64          `protobuf:"varint,9,opt,name=Usage,proto3,oneof" json:"Usage,omitempty"`
-	PriceFrom           *float64         `protobuf:"fixed64,10,opt,name=PriceFrom,proto3,oneof" json:"PriceFrom,omitempty"`
+	PriceFrom           *uint64          `protobuf:"varint,10,opt,name=PriceFrom,proto3,oneof" json:"PriceFrom,omitempty"`
 	Group               *string          `protobuf:"bytes,11,opt,name=Group,proto3,oneof" json:"Group,omitempty"`
 }

@ -466,14 +474,14 @@ func (x *DiscountCondition) GetCoupon() string {
 	return ""
 }

-func (x *DiscountCondition) GetPurchasesAmount() float64 {
+func (x *DiscountCondition) GetPurchasesAmount() uint64 {
 	if x != nil && x.PurchasesAmount != nil {
 		return *x.PurchasesAmount
 	}
 	return 0
 }

-func (x *DiscountCondition) GetCartPurchasesAmount() float64 {
+func (x *DiscountCondition) GetCartPurchasesAmount() uint64 {
 	if x != nil && x.CartPurchasesAmount != nil {
 		return *x.CartPurchasesAmount
 	}
@ -501,7 +509,7 @@ func (x *DiscountCondition) GetUsage() uint64 {
 	return 0
 }

-func (x *DiscountCondition) GetPriceFrom() float64 {
+func (x *DiscountCondition) GetPriceFrom() uint64 {
 	if x != nil && x.PriceFrom != nil {
 		return *x.PriceFrom
 	}
@ -638,10 +646,10 @@ type UserInformation struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields

-	ID                  string  `protobuf:"bytes,1,opt,name=ID,proto3" json:"ID,omitempty"`
-	Type                string  `protobuf:"bytes,2,opt,name=Type,proto3" json:"Type,omitempty"`
-	PurchasesAmount     float64 `protobuf:"fixed64,3,opt,name=PurchasesAmount,proto3" json:"PurchasesAmount,omitempty"`
-	CartPurchasesAmount float64 `protobuf:"fixed64,4,opt,name=CartPurchasesAmount,proto3" json:"CartPurchasesAmount,omitempty"`
+	ID                  string `protobuf:"bytes,1,opt,name=ID,proto3" json:"ID,omitempty"`
+	Type                string `protobuf:"bytes,2,opt,name=Type,proto3" json:"Type,omitempty"`
+	PurchasesAmount     uint64 `protobuf:"varint,3,opt,name=PurchasesAmount,proto3" json:"PurchasesAmount,omitempty"`
+	CartPurchasesAmount uint64 `protobuf:"varint,4,opt,name=CartPurchasesAmount,proto3" json:"CartPurchasesAmount,omitempty"`
 }

 func (x *UserInformation) Reset() {
@ -690,14 +698,14 @@ func (x *UserInformation) GetType() string {
 	return ""
 }

-func (x *UserInformation) GetPurchasesAmount() float64 {
+func (x *UserInformation) GetPurchasesAmount() uint64 {
 	if x != nil {
 		return x.PurchasesAmount
 	}
 	return 0
 }

-func (x *UserInformation) GetCartPurchasesAmount() float64 {
+func (x *UserInformation) GetCartPurchasesAmount() uint64 {
 	if x != nil {
 		return x.CartPurchasesAmount
 	}
@ -710,7 +718,7 @@ type ProductInformation struct {
 	unknownFields protoimpl.UnknownFields

 	ID    string  `protobuf:"bytes,1,opt,name=ID,proto3" json:"ID,omitempty"`
-	Price float64 `protobuf:"fixed64,2,opt,name=Price,proto3" json:"Price,omitempty"`
+	Price uint64  `protobuf:"varint,2,opt,name=Price,proto3" json:"Price,omitempty"`
 	Term  *uint64 `protobuf:"varint,3,opt,name=Term,proto3,oneof" json:"Term,omitempty"`
 	Usage *uint64 `protobuf:"varint,4,opt,name=Usage,proto3,oneof" json:"Usage,omitempty"`
 	Group *string `protobuf:"bytes,5,opt,name=Group,proto3,oneof" json:"Group,omitempty"`
@ -755,7 +763,7 @@ func (x *ProductInformation) GetID() string {
 	return ""
 }

-func (x *ProductInformation) GetPrice() float64 {
+func (x *ProductInformation) GetPrice() uint64 {
 	if x != nil {
 		return x.Price
 	}
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 }

 var (
--- a/internal/proto/discount/service.pb.go
+++ b/internal/proto/discount/service.pb.go
@ -146,7 +146,7 @@ type ApplyDiscountResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields

-	Price            float64     `protobuf:"fixed64,1,opt,name=Price,proto3" json:"Price,omitempty"`
+	Price            uint64      `protobuf:"varint,1,opt,name=Price,proto3" json:"Price,omitempty"`
 	AppliedDiscounts []*Discount `protobuf:"bytes,2,rep,name=AppliedDiscounts,proto3" json:"AppliedDiscounts,omitempty"`
 }

@ -182,7 +182,7 @@ func (*ApplyDiscountResponse) Descriptor() ([]byte, []int) {
 	return file_discount_service_proto_rawDescGZIP(), []int{2}
 }

-func (x *ApplyDiscountResponse) GetPrice() float64 {
+func (x *ApplyDiscountResponse) GetPrice() uint64 {
 	if x != nil {
 		return x.Price
 	}
@ -307,7 +307,7 @@ var file_discount_service_proto_rawDesc = []byte{
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@ -327,44 +327,44 @@ var file_discount_service_proto_rawDesc = []byte{
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 	0x52, 0x65, 0x70, 0x6c, 0x61, 0x63, 0x65, 0x44, 0x69, 0x73, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x12,
 	0x1a, 0x2e, 0x64, 0x69, 0x73, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x2e, 0x44, 0x69, 0x73, 0x63, 0x6f,
 	0x75, 0x6e, 0x74, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x1a, 0x12, 0x2e, 0x64, 0x69,
--- a/internal/service/broker/tariff/tariff.go
+++ b/internal/service/broker/tariff/tariff.go
@ -0,0 +1,90 @@
+package tariff
+
+import (
+	"context"
+	"log"
+	"sync"
+
+	"go.uber.org/zap"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/errors"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
+)
+
+type consumer interface {
+	FetchPrivileges(context.Context) []models.Privilege
+}
+
+type producer interface {
+	Send(ctx context.Context, userID string, tariff *models.Tariff) errors.Error
+}
+
+type Deps struct {
+	Logger   *zap.Logger
+	Consumer consumer
+	Producer producer
+}
+
+type Service struct {
+	logger   *zap.Logger
+	consumer consumer
+	producer producer
+}
+
+func New(deps Deps) *Service {
+	if deps.Logger == nil {
+		log.Panicln("logger is nil on <NewTariffBrokerService>")
+	}
+
+	if deps.Consumer == nil {
+		log.Panicln("Consumer is nil on <NewTariffBrokerService>")
+	}
+
+	if deps.Producer == nil {
+		log.Panicln("Producer is nil on <NewTariffBrokerService>")
+	}
+
+	return &Service{
+		logger:   deps.Logger,
+		consumer: deps.Consumer,
+		producer: deps.Producer,
+	}
+}
+
+func (receiver *Service) Send(ctx context.Context, userID string, tariff *models.Tariff) errors.Error {
+	if tariff == nil {
+		receiver.logger.Error("tarif is nil on <Send> of <TariffBrokerService>")
+		return errors.NewWithMessage("tariff is nil", errors.ErrInvalidArgs)
+	}
+
+	if err := receiver.producer.Send(ctx, userID, tariff); err != nil {
+		receiver.logger.Error("failed to send tariff on <Send> of <TariffBrokerService>", zap.Error(err))
+		return err
+	}
+
+	return nil
+}
+
+func (receiver *Service) SendMany(ctx context.Context, userID string, tariffs []models.Tariff) []errors.Error {
+	sendErrors := make([]errors.Error, 0)
+	waitGroup := sync.WaitGroup{}
+
+	for _, tariff := range tariffs {
+		waitGroup.Add(1)
+
+		go func(currentTariff models.Tariff) {
+			defer waitGroup.Done()
+
+			if err := receiver.Send(ctx, userID, &currentTariff); err != nil {
+				sendErrors = append(sendErrors, err)
+			}
+		}(tariff)
+	}
+
+	waitGroup.Wait()
+
+	return sendErrors
+}
+
+func (receiver *Service) Read(ctx context.Context) []models.Privilege {
+	return receiver.consumer.FetchPrivileges(ctx)
+}
--- a/internal/service/cart/cart.go
+++ b/internal/service/cart/cart.go
@ -40,22 +40,28 @@ type historyService interface {
 	CreateHistory(ctx context.Context, history *models.History) (*models.History, errors.Error)
 }

+type tariffBrokerService interface {
+	SendMany(ctx context.Context, userID string, tariffs []models.Tariff) []errors.Error
+}
+
 type Deps struct {
-	Logger         *zap.Logger
-	Repository     accountRepository
-	HubadminClient hubadminClient
-	DiscountClient discountClient
-	WalletService  walletService
-	HistoryService historyService
+	Logger              *zap.Logger
+	Repository          accountRepository
+	HubadminClient      hubadminClient
+	DiscountClient      discountClient
+	WalletService       walletService
+	HistoryService      historyService
+	TariffBrokerService tariffBrokerService
 }

 type Service struct {
-	logger         *zap.Logger
-	repository     accountRepository
-	hubadminClient hubadminClient
-	discountClient discountClient
-	walletService  walletService
-	historyService historyService
+	logger              *zap.Logger
+	repository          accountRepository
+	hubadminClient      hubadminClient
+	discountClient      discountClient
+	walletService       walletService
+	historyService      historyService
+	tariffBrokerService tariffBrokerService
 }

 func New(deps Deps) *Service {
@ -83,13 +89,18 @@ func New(deps Deps) *Service {
 		log.Panicln("HistoryService is nil on <New (cart service)>")
 	}

+	if deps.TariffBrokerService == nil {
+		log.Panicln("TariffBrokerService is nil on <New (cart service)>")
+	}
+
 	return &Service{
-		logger:         deps.Logger,
-		repository:     deps.Repository,
-		hubadminClient: deps.HubadminClient,
-		discountClient: deps.DiscountClient,
-		walletService:  deps.WalletService,
-		historyService: deps.HistoryService,
+		logger:              deps.Logger,
+		repository:          deps.Repository,
+		hubadminClient:      deps.HubadminClient,
+		discountClient:      deps.DiscountClient,
+		walletService:       deps.WalletService,
+		historyService:      deps.HistoryService,
+		tariffBrokerService: deps.TariffBrokerService,
 	}
 }

@ -131,41 +142,39 @@ func (receiver *Service) Add(ctx context.Context, request *models.AddItemToCart)
 	return account.Cart, nil
 }

-func (receiver *Service) Pay(ctx context.Context, accessToken string, userID string) (string, errors.Error) {
+func (receiver *Service) Pay(ctx context.Context, accessToken string, userID string) errors.Error {
 	account, err := receiver.repository.FindByUserID(ctx, userID)
 	if err != nil {
 		receiver.logger.Error("failed to find account on <Pay> of <CartService>", zap.String("userID", userID), zap.Error(err))
-		return "", err
+		return err
 	}

 	tariffs, err := receiver.hubadminClient.GetTariffs(ctx, accessToken, account.Cart)
 	if err != nil {
 		receiver.logger.Error("failed to get tarrifs on <Pay> of <CartService>", zap.Strings("cart", account.Cart), zap.Error(err))
-		return "", err
+		return err
 	}

 	tariffsAmount := utils.CalculateCartPurchasesAmount(tariffs)

-	// TODO: убрать все конвертеры чисел: float64, int64
-
 	response, err := receiver.discountClient.Apply(ctx, &discount.ApplyDiscountRequest{
 		UserInformation: &discount.UserInformation{
 			ID:                  account.UserID,
 			Type:                string(account.Status),
-			PurchasesAmount:     float64(account.Wallet.PurchasesAmount),
-			CartPurchasesAmount: float64(tariffsAmount),
+			PurchasesAmount:     uint64(account.Wallet.PurchasesAmount),
+			CartPurchasesAmount: uint64(tariffsAmount),
 		},
 		Products: transfer.TariffsToProductInformations(tariffs),
 		Date:     timestamppb.New(time.Now()),
 	})
 	if err != nil {
 		receiver.logger.Error("failed to discount on <Pay> of <CartService>", zap.Error(err))
-		return "", err
+		return err
 	}

 	if account.Wallet.Money < int64(response.Price) {
 		receiver.logger.Error("insufficient funds on <Pay> of <CartService>")
-		return "", errors.New(fmt.Errorf("insufficient funds: %d", int64(response.Price)-account.Wallet.Money), errors.ErrInsufficientFunds)
+		return errors.New(fmt.Errorf("insufficient funds: %d", int64(response.Price)-account.Wallet.Money), errors.ErrInsufficientFunds)
 	}

 	if _, err := receiver.walletService.WithdrawAccountWalletMoney(ctx, &models.WithdrawAccountWallet{
@ -173,7 +182,7 @@ func (receiver *Service) Pay(ctx context.Context, accessToken string, userID str
 		Account: account,
 	}); err != nil {
 		receiver.logger.Error("failed to withdraw money on <Pay> of <CartService>", zap.Error(err))
-		return "", err
+		return err
 	}

 	if _, historyErr := receiver.historyService.CreateHistory(ctx, &models.History{
@ -184,10 +193,20 @@ func (receiver *Service) Pay(ctx context.Context, accessToken string, userID str
 		receiver.logger.Error("failed to insert history on <Pay> of <CartService>", zap.Error(historyErr))
 	}

-	if _, err := receiver.repository.ClearCart(ctx, account.UserID); err != nil {
-		receiver.logger.Error("failed to clear cart on <Pay> of <CartService>", zap.Error(err))
-		return "", err
+	// TODO: обработать ошибки при отправке сообщений
+
+	if sendErrors := receiver.tariffBrokerService.SendMany(ctx, account.UserID, tariffs); len(sendErrors) > 0 {
+		for _, err := range sendErrors {
+			receiver.logger.Error("failed to send tariffs to broker on <Pay> of <CartService>", zap.Error(err))
+		}
+
+		return errors.NewWithMessage("failed to send tariffs to broker", errors.ErrInternalError)
 	}

-	return "", nil
+	if _, err := receiver.repository.ClearCart(ctx, account.UserID); err != nil {
+		receiver.logger.Error("failed to clear cart on <Pay> of <CartService>", zap.Error(err))
+		return err
+	}
+
+	return nil
 }
--- a/internal/service/wallet/wallet.go
+++ b/internal/service/wallet/wallet.go
@ -80,10 +80,7 @@ func (receiver *Service) ReplenishAccountWallet(ctx context.Context, request *mo
 			To:    request.Account.Wallet.Currency,
 		})
 		if translateErr != nil {
-			receiver.logger.Error("failed to translate cash on <ReplenishAccountWallet> of <WalletService>",
-				zap.Error(translateErr),
-			)
-
+			receiver.logger.Error("failed to translate cash on <ReplenishAccountWallet> of <WalletService>", zap.Error(translateErr))
 			return nil, translateErr
 		}

@ -127,10 +124,7 @@ func (receiver *Service) ReplenishAccountWallet(ctx context.Context, request *mo
 		To:    models.InternalCurrencyKey,
 	})
 	if err != nil {
-		receiver.logger.Error("failed to translate money on <ReplenishAccountWallet> of <WalletService>",
-			zap.Error(err),
-		)
-
+		receiver.logger.Error("failed to translate money on <ReplenishAccountWallet> of <WalletService>", zap.Error(err))
 		return nil, err
 	}

@ -179,10 +173,7 @@ func (receiver *Service) WithdrawAccountWalletMoney(ctx context.Context, request
 		To:    request.Account.Wallet.Currency,
 	})
 	if err != nil {
-		receiver.logger.Error("failed to translate money on <WithdrawAccountWalletMoney> of <WalletService>",
-			zap.Error(err),
-		)
-
+		receiver.logger.Error("failed to translate money on <WithdrawAccountWalletMoney> of <WalletService>", zap.Error(err))
 		return nil, err
 	}

@ -225,10 +216,7 @@ func (receiver *Service) ChangeCurrency(ctx context.Context, userID string, curr
 		To:    currency,
 	})
 	if err != nil {
-		receiver.logger.Error("failed to translate currency on <ChangeCurrency> of <WalletService>",
-			zap.Error(err),
-		)
-
+		receiver.logger.Error("failed to translate currency on <ChangeCurrency> of <WalletService>", zap.Error(err))
 		return nil, err
 	}

@ -238,10 +226,7 @@ func (receiver *Service) ChangeCurrency(ctx context.Context, userID string, curr
 		Money:    account.Wallet.Money,
 	})
 	if err != nil {
-		receiver.logger.Error("failed to update wallet on <ChangeCurrency> of <WalletService>",
-			zap.Error(err),
-		)
-
+		receiver.logger.Error("failed to update wallet on <ChangeCurrency> of <WalletService>", zap.Error(err))
 		return nil, err
 	}

--- a/internal/utils/transfer/privilege.go
+++ b/internal/utils/transfer/privilege.go
@ -0,0 +1,53 @@
+package transfer
+
+import (
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/proto/broker"
+)
+
+func PrivilegeProtoToModel(privilege *broker.PrivilegeMessage) *models.Privilege {
+	if privilege == nil {
+		return &models.Privilege{}
+	}
+
+	return &models.Privilege{
+		PrivilegeID: privilege.GetPrivilegeID(),
+		ServiceKey:  privilege.GetServiceKey(),
+		Type:        privilege.GetType(),
+		Value:       privilege.GetValue(),
+	}
+}
+
+func PrivilegeArrayProtoToModel(privileges []*broker.PrivilegeMessage) []models.Privilege {
+	privilegesModel := make([]models.Privilege, len(privileges))
+
+	for index, privilege := range privileges {
+		privilegesModel[index] = *PrivilegeProtoToModel(privilege)
+	}
+
+	return privilegesModel
+}
+
+func PrivilegeModelToProto(privilege *models.Privilege) *broker.PrivilegeMessage {
+	if privilege == nil {
+		return &broker.PrivilegeMessage{}
+	}
+
+	return &broker.PrivilegeMessage{
+		PrivilegeID: privilege.PrivilegeID,
+		ServiceKey:  privilege.ServiceKey,
+		Type:        privilege.Type,
+		Value:       privilege.Value,
+	}
+}
+
+func PrivilegeArrayModelToProto(privileges []models.Privilege) []*broker.PrivilegeMessage {
+	privilegesProto := make([]*broker.PrivilegeMessage, len(privileges))
+
+	for index, privilege := range privileges {
+		privilegeCopy := privilege
+		privilegesProto[index] = PrivilegeModelToProto(&privilegeCopy)
+	}
+
+	return privilegesProto
+}
--- a/internal/utils/transfer/privilege_test.go
+++ b/internal/utils/transfer/privilege_test.go
@ -0,0 +1,112 @@
+package transfer_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/proto/broker"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/utils/transfer"
+)
+
+func TestPrivilegeModelToProto(t *testing.T) {
+	t.Run("Успешный перевод модели привелегии в прото", func(t *testing.T) {
+		assert.Equal(t,
+			&broker.PrivilegeMessage{
+				PrivilegeID: "12",
+				ServiceKey:  "key-1",
+				Type:        "type",
+				Value:       "12",
+			},
+			transfer.PrivilegeModelToProto(&models.Privilege{
+				ID:          "1",
+				Name:        "name",
+				PrivilegeID: "12",
+				ServiceKey:  "key-1",
+				Description: "description",
+				Type:        "type",
+				Value:       "12",
+				Price:       20,
+			}),
+		)
+	})
+
+	t.Run("Успешный перевод nil модели привелегии в прото", func(t *testing.T) {
+		assert.Equal(t, &broker.PrivilegeMessage{}, transfer.PrivilegeModelToProto(nil))
+	})
+}
+
+func TestPrivilegeArrayModelToProto(t *testing.T) {
+	t.Run("Успешный перевод массива модели привелегий в массив прото", func(t *testing.T) {
+		assert.Equal(t,
+			[]*broker.PrivilegeMessage{
+				{
+					PrivilegeID: "12",
+					ServiceKey:  "key-1",
+					Type:        "type",
+					Value:       "12",
+				},
+			},
+			transfer.PrivilegeArrayModelToProto([]models.Privilege{
+				{
+					ID:          "1",
+					Name:        "name",
+					PrivilegeID: "12",
+					ServiceKey:  "key-1",
+					Description: "description",
+					Type:        "type",
+					Value:       "12",
+					Price:       20,
+				},
+			}),
+		)
+	})
+}
+
+func TestPrivilegeProtoToModel(t *testing.T) {
+	t.Run("Успешный перевод прото привелегии в модель", func(t *testing.T) {
+		assert.Equal(t,
+			&models.Privilege{
+				PrivilegeID: "12",
+				ServiceKey:  "key-1",
+				Type:        "type",
+				Value:       "12",
+			},
+			transfer.PrivilegeProtoToModel(&broker.PrivilegeMessage{
+				PrivilegeID: "12",
+				ServiceKey:  "key-1",
+				Type:        "type",
+				Value:       "12",
+			}),
+		)
+	})
+
+	t.Run("Успешный перевод nil прото привелегии в модель", func(t *testing.T) {
+		assert.Equal(t, &models.Privilege{}, transfer.PrivilegeProtoToModel(nil))
+	})
+}
+
+func TestPrivilegeArrayProtoToModel(t *testing.T) {
+	t.Run("Успешный перевод массива прото привелегий в массив моделей", func(t *testing.T) {
+		assert.Equal(t,
+			[]models.Privilege{
+				{
+					PrivilegeID: "12",
+					ServiceKey:  "key-1",
+					Type:        "type",
+					Value:       "12",
+				},
+				{},
+			},
+			transfer.PrivilegeArrayProtoToModel([]*broker.PrivilegeMessage{
+				{
+					PrivilegeID: "12",
+					ServiceKey:  "key-1",
+					Type:        "type",
+					Value:       "12",
+				},
+				nil,
+			}),
+		)
+	})
+}
--- a/internal/utils/transfer/tariff.go
+++ b/internal/utils/transfer/tariff.go
@ -2,6 +2,7 @@ package transfer

 import (
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/proto/broker"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/proto/discount"
 )

@ -18,6 +19,25 @@ func TariffsToProductInformations(tarrifs []models.Tariff) []*discount.ProductIn
 func TariffToProductInformation(tarrif models.Tariff) *discount.ProductInformation {
 	return &discount.ProductInformation{
 		ID:    tarrif.ID,
-		Price: float64(tarrif.Price),
+		Price: uint64(tarrif.Price),
+	}
+}
+
+func TariffMessageProtoToTariffModel(tariff *broker.TariffMessage) *models.Tariff {
+	if tariff == nil {
+		return &models.Tariff{}
+	}
+
+	return &models.Tariff{Privileges: PrivilegeArrayProtoToModel(tariff.Privileges)}
+}
+
+func TariffModelToProtoMessage(userID string, tariffModel *models.Tariff) *broker.TariffMessage {
+	if tariffModel == nil {
+		return &broker.TariffMessage{}
+	}
+
+	return &broker.TariffMessage{
+		UserID:     userID,
+		Privileges: PrivilegeArrayModelToProto(tariffModel.Privileges),
 	}
 }
--- a/internal/utils/transfer/tariff_test.go
+++ b/internal/utils/transfer/tariff_test.go
@ -5,6 +5,7 @@ import (

 	"github.com/stretchr/testify/assert"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/models"
+	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/proto/broker"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/proto/discount"
 	"penahub.gitlab.yandexcloud.net/pena-services/customer/internal/utils/transfer"
 )
@ -23,3 +24,82 @@ func TestTariffsToProductInformations(t *testing.T) {
 		)
 	})
 }
+
+func TestTariffToProductInformation(t *testing.T) {
+	t.Run("Успешный перевод модели тарифа в информацию о продукте", func(t *testing.T) {
+		assert.Equal(t,
+			&discount.ProductInformation{
+				ID:    "1",
+				Price: 20,
+			},
+			transfer.TariffToProductInformation(models.Tariff{
+				ID:    "1",
+				Price: 20,
+			}),
+		)
+	})
+}
+
+func TestTariffMessageProtoToTariffModel(t *testing.T) {
+	t.Run("Успешный перевод прото сообщения тарифа в модель", func(t *testing.T) {
+		assert.Equal(t,
+			&models.Tariff{
+				Privileges: []models.Privilege{
+					{
+						PrivilegeID: "12",
+						ServiceKey:  "key-1",
+						Type:        "type",
+						Value:       "12",
+					},
+				},
+			},
+			transfer.TariffMessageProtoToTariffModel(&broker.TariffMessage{
+				UserID: "11",
+				Privileges: []*broker.PrivilegeMessage{
+					{
+						PrivilegeID: "12",
+						ServiceKey:  "key-1",
+						Type:        "type",
+						Value:       "12",
+					},
+				},
+			}),
+		)
+	})
+
+	t.Run("Успешный перевод nil прото сообщения тарифа в модель", func(t *testing.T) {
+		assert.Equal(t, &models.Tariff{}, transfer.TariffMessageProtoToTariffModel(nil))
+	})
+}
+
+func TestTariffModelToProtoMessage(t *testing.T) {
+	t.Run("Успешный перевод модели тарифа в прото сообщение", func(t *testing.T) {
+		assert.Equal(t,
+			&broker.TariffMessage{
+				UserID: "1",
+				Privileges: []*broker.PrivilegeMessage{
+					{
+						PrivilegeID: "12",
+						ServiceKey:  "key-1",
+						Type:        "type",
+						Value:       "12",
+					},
+				},
+			},
+			transfer.TariffModelToProtoMessage("1", &models.Tariff{
+				Privileges: []models.Privilege{
+					{
+						PrivilegeID: "12",
+						ServiceKey:  "key-1",
+						Type:        "type",
+						Value:       "12",
+					},
+				},
+			}),
+		)
+	})
+
+	t.Run("Успешный перевод nil модели тарифа в прото сообщение", func(t *testing.T) {
+		assert.Equal(t, &broker.TariffMessage{}, transfer.TariffModelToProtoMessage("1", nil))
+	})
+}
--- a/pkg/closer/closer.go
+++ b/pkg/closer/closer.go
@ -8,6 +8,7 @@ import (
 )

 type Callback func(ctx context.Context) error
+type EasyCallback func()

 type Closer struct {
 	mutex     sync.Mutex
@ -48,3 +49,15 @@ func (receiver *Closer) Close(ctx context.Context) error {
 		return fmt.Errorf("shutdown cancelled: %v", ctx.Err())
 	}
 }
+
+func (receiver *Closer) Wrap(callback EasyCallback) Callback {
+	return Wrap(callback)
+}
+
+func Wrap(callback EasyCallback) Callback {
+	return func(_ context.Context) error {
+		callback()
+
+		return nil
+	}
+}
--- a/pkg/kafka/kafka.go
+++ b/pkg/kafka/kafka.go
@ -0,0 +1,83 @@
+package kafka
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/twmb/franz-go/pkg/kadm"
+	"github.com/twmb/franz-go/pkg/kgo"
+)
+
+type Deps struct {
+	Client *kadm.Client
+}
+
+type Kafka struct {
+	client *kadm.Client
+}
+
+func New(deps Deps) *Kafka {
+	return &Kafka{client: deps.Client}
+}
+
+func (receiver *Kafka) TopicExists(ctx context.Context, topic string) (bool, error) {
+	topicsMetadata, err := receiver.client.ListTopics(ctx)
+	if err != nil {
+		return false, err
+	}
+
+	for _, metadata := range topicsMetadata {
+		if metadata.Topic == topic {
+			return true, nil
+		}
+	}
+
+	return false, nil
+}
+
+func (receiver *Kafka) CreateTopic(ctx context.Context, topic string) error {
+	responses, err := receiver.client.CreateTopics(ctx, 1, 1, nil, topic)
+	if err != nil {
+		return err
+	}
+
+	for _, response := range responses {
+		if response.Err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// Initialize topics in brokers if not exist. Client connection closes self.
+func Initialize(ctx context.Context, brokers, topics []string) error {
+	lastInitializeErr := error(nil)
+
+	kafkaAdminClient, err := kgo.NewClient(kgo.SeedBrokers(brokers...))
+	if err != nil {
+		return err
+	}
+
+	defer kafkaAdminClient.Close()
+
+	kafka := New(Deps{Client: kadm.NewClient(kafkaAdminClient)})
+
+	for _, topic := range topics {
+		isExist, err := kafka.TopicExists(ctx, topic)
+		if err != nil {
+			lastInitializeErr = err
+			continue
+		}
+
+		if isExist {
+			continue
+		}
+
+		if err := kafka.CreateTopic(ctx, topic); err != nil {
+			lastInitializeErr = fmt.Errorf("failed to create topic <%s> on <Initialize> of <BrokerService>", topic)
+		}
+	}
+
+	return lastInitializeErr
+}
--- a/proto/broker/models.proto
+++ b/proto/broker/models.proto
@ -0,0 +1,17 @@
+syntax = "proto3";
+
+package broker;
+
+option go_package = "./broker";
+
+message PrivilegeMessage {
+  string PrivilegeID = 1;
+	string ServiceKey = 2;
+	string Type = 3;
+	string Value = 4;
+}
+
+message TariffMessage {
+  repeated PrivilegeMessage Privileges = 1;
+	string UserID = 2;
+}
--- a/proto/discount/audit.model.proto
+++ b/proto/discount/audit.model.proto
@ -1,17 +1,17 @@
-syntax = "proto3";
-
-package discount;
-
-import "google/api/annotations.proto";
-import "google/protobuf/timestamp.proto";
-import "google/protobuf/empty.proto";
-
-option go_package = "./discount";
-
-message Audit {
-	google.protobuf.Timestamp UpdatedAt = 1;
-	google.protobuf.Timestamp CreatedAt = 2;
-	optional google.protobuf.Timestamp DeletedAt = 3;
-	bool Deleted = 4;
-}
-
+syntax = "proto3";
+
+package discount;
+
+import "google/api/annotations.proto";
+import "google/protobuf/timestamp.proto";
+import "google/protobuf/empty.proto";
+
+option go_package = "./discount";
+
+message Audit {
+	google.protobuf.Timestamp UpdatedAt = 1;
+	google.protobuf.Timestamp CreatedAt = 2;
+	optional google.protobuf.Timestamp DeletedAt = 3;
+	bool Deleted = 4;
+}
+
--- a/proto/discount/discount.model.proto
+++ b/proto/discount/discount.model.proto
@ -1,88 +1,89 @@
-syntax = "proto3";
-
-package discount;
-
-import "google/api/annotations.proto";
-import "google/protobuf/timestamp.proto";
-import "google/protobuf/empty.proto";
-import "discount/audit.model.proto";
-
-option go_package = "./discount";
-
-message DiscountOptional {
-	string ID = 1;
-	optional string Name = 2;
-	optional uint32 Layer = 3;
-	optional string Description = 4;
-	optional DiscountCondition Condition = 5;
-	optional DiscountCalculationTarget Target = 6;
-}
-
-message Discounts {
-	repeated Discount Discounts = 1;
-}
-
-message Discount {
-	string ID = 1;
-	string Name = 2;
-	uint32 Layer = 3;
-	string Description = 4;
-	DiscountCondition Condition = 5;
-	DiscountCalculationTarget Target = 6;
-	Audit Audit = 7;
-	bool Deprecated = 8;
-}
-
-message DiscountCalculationTarget {
-	repeated ProductTarget Products = 1;
-	double Factor = 2;
-	optional TargetScope TargetScope = 3;
-	optional string TargetGroup = 4;
-	optional bool Overhelm = 5;
-}
-
-message DiscountCondition {
-	optional PeriodCondition Period = 1;
-	optional string User = 2;
-	optional string UserType = 3;
-	optional string Coupon = 4;
-	optional double PurchasesAmount = 5;
-	optional double CartPurchasesAmount = 6;
-	optional string Product = 7;
-	optional uint64 Term = 8;
-	optional uint64 Usage = 9;
-	optional double PriceFrom = 10;
-	optional string Group = 11;
-}
-
-message ProductTarget {
-	string ID = 1;
-	double Factor = 2;
-	optional bool Overhelm = 3;
-}
-
-message PeriodCondition {
-	google.protobuf.Timestamp From = 1;
-	google.protobuf.Timestamp To = 2;
-}
-
-message UserInformation {
-  string ID = 1;
-	string Type = 2;
-	double PurchasesAmount = 3;
-	double CartPurchasesAmount = 4;
-}
-
-message ProductInformation {
-	string ID = 1;
-	double Price = 2;
-	optional uint64 Term = 3;
-	optional uint64 Usage = 4;
-	optional string Group = 5;
-}
-
-enum TargetScope {
-	Sum = 0;
-	Group = 1;
-	Each = 2;
+syntax = "proto3";
+
+package discount;
+
+import "google/api/annotations.proto";
+import "google/protobuf/timestamp.proto";
+import "google/protobuf/empty.proto";
+import "discount/audit.model.proto";
+
+option go_package = "./discount";
+
+message DiscountOptional {
+	string ID = 1;
+	optional string Name = 2;
+	optional uint32 Layer = 3;
+	optional string Description = 4;
+	optional DiscountCondition Condition = 5;
+	optional DiscountCalculationTarget Target = 6;
+	optional bool Deprecated = 7;
+}
+
+message Discounts {
+	repeated Discount Discounts = 1;
+}
+
+message Discount {
+	string ID = 1;
+	string Name = 2;
+	uint32 Layer = 3;
+	string Description = 4;
+	DiscountCondition Condition = 5;
+	DiscountCalculationTarget Target = 6;
+	Audit Audit = 7;
+	bool Deprecated = 8;
+}
+
+message DiscountCalculationTarget {
+	repeated ProductTarget Products = 1;
+	double Factor = 2;
+	optional TargetScope TargetScope = 3;
+	optional string TargetGroup = 4;
+	optional bool Overhelm = 5;
+}
+
+message DiscountCondition {
+	optional PeriodCondition Period = 1;
+	optional string User = 2;
+	optional string UserType = 3;
+	optional string Coupon = 4;
+	optional uint64 PurchasesAmount = 5;
+	optional uint64 CartPurchasesAmount = 6;
+	optional string Product = 7;
+	optional uint64 Term = 8;
+	optional uint64 Usage = 9;
+	optional uint64 PriceFrom = 10;
+	optional string Group = 11;
+}
+
+message ProductTarget {
+	string ID = 1;
+	double Factor = 2;
+	optional bool Overhelm = 3;
+}
+
+message PeriodCondition {
+	google.protobuf.Timestamp From = 1;
+	google.protobuf.Timestamp To = 2;
+}
+
+message UserInformation {
+  string ID = 1;
+	string Type = 2;
+	uint64 PurchasesAmount = 3;
+	uint64 CartPurchasesAmount = 4;
+}
+
+message ProductInformation {
+	string ID = 1;
+	uint64 Price = 2;
+	optional uint64 Term = 3;
+	optional uint64 Usage = 4;
+	optional string Group = 5;
+}
+
+enum TargetScope {
+	Sum = 0;
+	Group = 1;
+	Each = 2;
 }
--- a/proto/discount/service.proto
+++ b/proto/discount/service.proto
@ -1,94 +1,95 @@
-syntax = "proto3";
-
-package discount;
-
-import "google/api/annotations.proto";
-import "google/protobuf/timestamp.proto";
-import "google/protobuf/empty.proto";
-import "discount/discount.model.proto";
-
-option go_package = "./discount";
-
-service DiscountService {
-  rpc GetAllDiscounts(google.protobuf.Empty) returns (Discounts) {
-    option (google.api.http) = {
-      get: "/discount/all"
-    };
-  }
-
-  rpc GetUserDiscounts(GetDiscountByIDRequest) returns (Discounts) {
-    option (google.api.http) = {
-      get: "/discount/user/{ID}"
-    };
-  }
-
-  rpc DetermineDiscounts(ApplyDiscountRequest) returns (Discounts) {
-    option (google.api.http) = {
-      post: "/discount/determine"
-      body: "*"
-    };
-  }
-
-  rpc ApplyDiscounts(ApplyDiscountRequest) returns (ApplyDiscountResponse) {
-    option (google.api.http) = {
-      post: "/discount/apply"
-      body: "*"
-    };
-  }
-
-  rpc GetDiscountByID(GetDiscountByIDRequest) returns (Discount) {
-    option (google.api.http) = {
-      get: "/discount/{ID}"
-    };
-  }
-
-  rpc CreateDiscount(CreateDiscountRequest) returns (Discount) {
-    option (google.api.http) = {
-      post: "/discount"
-    };
-  }
-
-  rpc ReplaceDiscount(DiscountOptional) returns (Discount) {
-    option (google.api.http) = {
-      put: "/discount/{ID}"
-      body: "*"
-    };
-  }
-
-  rpc UpdateDiscount(DiscountOptional) returns (Discount) {
-    option (google.api.http) = {
-      patch: "/discount/{ID}"
-      body: "*"
-    };
-  }
-
-  rpc DeleteDiscount(GetDiscountByIDRequest) returns (Discount) {
-    option (google.api.http) = {
-      delete: "/discount/{ID}"
-    };
-  }
-}
-
-message GetDiscountByIDRequest {
-  string ID = 1;
-}
-
-message ApplyDiscountRequest {
-  UserInformation UserInformation = 1;
-  repeated ProductInformation Products = 2;
-  google.protobuf.Timestamp Date = 3;
-  optional string Coupon = 4;
-}
-
-message ApplyDiscountResponse {
-  double Price = 1;
-  repeated Discount AppliedDiscounts = 2;
-}
-
-message CreateDiscountRequest {
-	string Name = 1;
-	uint32 Layer = 2;
-	string Description = 3;
-	DiscountCondition Condition = 4;
-	DiscountCalculationTarget Target = 5;
-}
+syntax = "proto3";
+
+package discount;
+
+import "google/api/annotations.proto";
+import "google/protobuf/timestamp.proto";
+import "google/protobuf/empty.proto";
+import "discount/discount.model.proto";
+
+option go_package = "./discount";
+
+service DiscountService {
+  rpc GetAllDiscounts(google.protobuf.Empty) returns (Discounts) {
+    option (google.api.http) = {
+      get: "/discounts"
+    };
+  }
+
+  rpc GetUserDiscounts(GetDiscountByIDRequest) returns (Discounts) {
+    option (google.api.http) = {
+      get: "/discount/user/{ID}"
+    };
+  }
+
+  rpc DetermineDiscounts(ApplyDiscountRequest) returns (Discounts) {
+    option (google.api.http) = {
+      post: "/discount/determine"
+      body: "*"
+    };
+  }
+
+  rpc ApplyDiscounts(ApplyDiscountRequest) returns (ApplyDiscountResponse) {
+    option (google.api.http) = {
+      post: "/discount/apply"
+      body: "*"
+    };
+  }
+
+  rpc GetDiscountByID(GetDiscountByIDRequest) returns (Discount) {
+    option (google.api.http) = {
+      get: "/discount/{ID}"
+    };
+  }
+
+  rpc CreateDiscount(CreateDiscountRequest) returns (Discount) {
+    option (google.api.http) = {
+      post: "/discount"
+      body: "*"
+    };
+  }
+
+  rpc ReplaceDiscount(DiscountOptional) returns (Discount) {
+    option (google.api.http) = {
+      put: "/discount/{ID}"
+      body: "*"
+    };
+  }
+
+  rpc UpdateDiscount(DiscountOptional) returns (Discount) {
+    option (google.api.http) = {
+      patch: "/discount/{ID}"
+      body: "*"
+    };
+  }
+
+  rpc DeleteDiscount(GetDiscountByIDRequest) returns (Discount) {
+    option (google.api.http) = {
+      delete: "/discount/{ID}"
+    };
+  }
+}
+
+message GetDiscountByIDRequest {
+  string ID = 1;
+}
+
+message ApplyDiscountRequest {
+  UserInformation UserInformation = 1;
+  repeated ProductInformation Products = 2;
+  google.protobuf.Timestamp Date = 3;
+  optional string Coupon = 4;
+}
+
+message ApplyDiscountResponse {
+  uint64 Price = 1;
+  repeated Discount AppliedDiscounts = 2;
+}
+
+message CreateDiscountRequest {
+	string Name = 1;
+	uint32 Layer = 2;
+	string Description = 3;
+	DiscountCondition Condition = 4;
+	DiscountCalculationTarget Target = 5;
+}