Increase buffer size for result channel in gRPC product retrieval; modify error handling to return nil instead of skipping retry

internal/ozon/products/adapter_grpc.go

@@ -29,7 +29,7 @@ func RegisterAdapterGRPC(server *grpc.Server, marketplaceRepo marketplace.Reposi
 func (g *AdapterGRPC) GetListOfProducts(req *pb.GetListOfProductsRequest, stream pb.ProductsService_GetListOfProductsServer) error {
 	ctx := stream.Context()
 	fmt.Printf("GetListOfProducts called with req: %+v\n", req.MarketplaceId)
-	resultChan := make(chan []pb.Product)
+	resultChan := make(chan []pb.Product, 10)
 	errChan := make(chan error)
 
 	go g.repo.StreamAllProductsCache(ctx, int(req.MarketplaceId), resultChan, errChan) // Запускаем в горутине

internal/tasks/ozon/ozon.go

@@ -23,23 +23,23 @@ func (p *FetchProductsProcessor) ProcessTask(ctx context.Context, task *asynq.Ta
 	var payload types.FetchProductsTask
 	err := payload.Unmarshal(task)
 	if err != nil {
-		return asynq.SkipRetry
+		return nil
 	}
 	marketplaceRepo := marketplace.NewDBRepository(p.Dbpool)
 	marketplaceById, err := marketplaceRepo.GetMarketplaceByID(ctx, payload.MarketplaceId)
 	if err != nil {
-		return asynq.SkipRetry
+		return nil
 	}
 	identifier, err := marketplaceById.GetIdentifier()
 	if err != nil {
-		return asynq.SkipRetry
+		return nil
 	}
 	lockKey := fmt.Sprintf("ozon:products:marketplace:%s:lock", identifier)
 	locker := *redis.Locker
 	_, cancel, err := locker.TryWithContext(ctx, lockKey)
 	if err != nil {
 		fmt.Printf("Failed to acquire lock for marketplace %s: %v\n", identifier, err)
-		return asynq.SkipRetry
+		return nil
 	}
 	defer cancel()
 	ozonRepo := products.NewAPIRepository(marketplaceRepo)
@@ -54,7 +54,7 @@ func (p *FetchProductsProcessor) ProcessTask(ctx context.Context, task *asynq.Ta
 	})
 	productsJson, err := json.Marshal(productsProto)
 	if err != nil {
-		return asynq.SkipRetry
+		return nil
 	}
 	redisClient := *redis.Client
 	productsKey := fmt.Sprintf("ozon:products:%s", identifier)

internal/wb/products/adapter_grpc.go

@@ -27,7 +27,7 @@ func RegisterAdapterGRPC(server *grpc.Server, marketplacesRepository marketplace
 }
 func (a *AdapterGRPC) GetProducts(req *pb.GetProductsRequest, stream pb.ProductsService_GetProductsServer) error {
 	ctx := stream.Context()
-	resultChan := make(chan []pb.Product)
+	resultChan := make(chan []pb.Product, 10)
 	errChan := make(chan error)
 	go a.repo.StreamAllProductsCache(ctx, int(req.MarketplaceId), resultChan, errChan)
 	for {