*

cmd/main.go

@@ -17,7 +17,7 @@ import (
 
 func main() {
 	config := config.NewConfig()
-	ctx, _ := context.WithCancel(context.Background())
+	ctx, ctxCancel := context.WithCancel(context.Background())
 	srv := server.NewServer(config)
 	s := grpc.NewServer()
 
@@ -25,10 +25,10 @@ func main() {
 	signalChannel := make(chan os.Signal, 1)
 	signal.Notify(signalChannel, syscall.SIGINT)
 	signal.Notify(signalChannel, syscall.SIGTERM)
-	defer stop(signalChannel, s, srv)
+	defer stop(signalChannel, s, srv, ctxCancel)
 
 	// Запуск сервера
-	go start(config, s, srv)
+	go start(config, s, srv, ctxCancel)
 
 	//
 	for {
@@ -42,16 +42,20 @@ func main() {
 }
 
 // Остановка сервера
-func stop(signalChannel chan os.Signal, s *grpc.Server, srv *server.AuthDBServer) {
+func stop(signalChannel chan os.Signal, s *grpc.Server, srv *server.AuthDBServer, cancel context.CancelFunc) {
 	defer s.GracefulStop()
 	defer srv.GracefulStop()
 	defer signal.Stop(signalChannel)
+	defer cancel()
 
 	log.Println("authDBServer stopping ...")
 }
 
 // Запуск сервера
-func start(config *config.Config, s *grpc.Server, srv *server.AuthDBServer) {
+func start(config *config.Config, s *grpc.Server, srv *server.AuthDBServer, cancel context.CancelFunc) {
+	defer cancel()
+
+	//
 	api.RegisterAuthDBServer(s, srv)
 
 	//

internal/transport/grpc/grpc.go

@@ -76,10 +76,10 @@ func (s *AuthDBServer) Registration(ctx context.Context, req *api.RegistrationRe
 	s.mu.Lock()
 	defer s.mu.Unlock()
 
-	//
-	if _, ok := s.users[req.GetLogin()]; ok {
-		return nil, errors.New("login already registered")
-	}
+	// //
+	// if _, ok := s.users[req.GetLogin()]; ok {
+	// 	return nil, errors.New("login already registered")
+	// }
 
 	//
 	s.id = s.id + 1