more otel

cmd/cart/klarna-client.go

@@ -71,7 +71,9 @@ func (k *KlarnaClient) CreateOrder(ctx context.Context, reader io.Reader) (*Chec
 	if err != nil {
 		return nil, err
 	}
-	req.WithContext(ctx)
+	spanCtx, span := tracer.Start(ctx, "Create klarna order")
+	defer span.End()
+	req = req.WithContext(spanCtx)
 	req.Header.Add("Content-Type", "application/json")
 	req.SetBasicAuth(k.UserName, k.Password)
 
@@ -90,7 +92,9 @@ func (k *KlarnaClient) UpdateOrder(ctx context.Context, orderId string, reader i
 		return nil, err
 	}
 
-	req.WithContext(ctx)
+	spanCtx, span := tracer.Start(ctx, "Update klarna order")
+	defer span.End()
+	req = req.WithContext(spanCtx)
 	req.Header.Add("Content-Type", "application/json")
 	req.SetBasicAuth(k.UserName, k.Password)
 
@@ -107,7 +111,9 @@ func (k *KlarnaClient) AbortOrder(ctx context.Context, orderId string) error {
 	if err != nil {
 		return err
 	}
-	req.WithContext(ctx)
+	spanCtx, span := tracer.Start(ctx, "Abort klarna order")
+	defer span.End()
+	req = req.WithContext(spanCtx)
 	req.SetBasicAuth(k.UserName, k.Password)
 
 	_, err = http.DefaultClient.Do(req)
@@ -120,7 +126,9 @@ func (k *KlarnaClient) AcknowledgeOrder(ctx context.Context, orderId string) err
 	if err != nil {
 		return err
 	}
-	req.WithContext(ctx)
+	spanCtx, span := tracer.Start(ctx, "Acknowledge klarna order")
+	defer span.End()
+	req = req.WithContext(spanCtx)
 	id := uuid.New()
 
 	req.SetBasicAuth(k.UserName, k.Password)

cmd/cart/pool-server.go

@@ -586,7 +586,7 @@ func (s *PoolServer) CheckoutHandler(fn func(order *CheckoutOrder, w http.Respon
 		if orderId == "" {
 			order, err := s.CreateOrUpdateCheckout(r.Context(), r.Host, cartId)
 			if err != nil {
-				logger.Error("unable to create klarna session: %v", err)
+				logger.Error("unable to create klarna session", "error", err)
 				return err
 			}
 			s.ApplyCheckoutStarted(order, cartId)