[#1930] services/session: Log calling `Create` RPC

There is a need to check if session is opened during system
testing/debug.

Signed-off-by: Leonard Lyubich <ctulhurider@gmail.com>

CHANGELOG.md

@@ -10,6 +10,7 @@ Changelog for NeoFS Node
 - `TreeService.GetTrees` RPC (#1902)
 - All trees synchronization on bootstrap (#1902)
 - `--force` flag to `neofs-cli control set-status` command (#1916)
+- Logging `SessionService.Create` RPC on the server for debug (#1930)
 
 ### Changed
 - Path to a metabase can now be reloaded with a SIGHUP.

cmd/neofs-node/session.go

@@ -54,9 +54,7 @@ func initSessionService(c *cfg) {
 		sessionSvc.NewSignService(
 			&c.key.PrivateKey,
 			sessionSvc.NewResponseService(
-				sessionSvc.NewExecutionService(
-					c.privateTokenStore,
-				),
+				sessionSvc.NewExecutionService(c.privateTokenStore, c.log),
 				c.respSvc,
 			),
 		),

pkg/services/session/executor.go

@@ -5,6 +5,8 @@ import (
 	"fmt"
 
 	"github.com/nspcc-dev/neofs-api-go/v2/session"
+	"github.com/nspcc-dev/neofs-node/pkg/util/logger"
+	"go.uber.org/zap"
 )
 
 type ServiceExecutor interface {
@@ -13,16 +15,24 @@ type ServiceExecutor interface {
 
 type executorSvc struct {
 	exec ServiceExecutor
+
+	log *logger.Logger
 }
 
 // NewExecutionService wraps ServiceExecutor and returns Session Service interface.
-func NewExecutionService(exec ServiceExecutor) Server {
+func NewExecutionService(exec ServiceExecutor, l *logger.Logger) Server {
 	return &executorSvc{
 		exec: exec,
+		log:  l,
 	}
 }
 
 func (s *executorSvc) Create(ctx context.Context, req *session.CreateRequest) (*session.CreateResponse, error) {
+	s.log.Debug("serving request...",
+		zap.String("component", "SessionService"),
+		zap.String("request", "Create"),
+	)
+
 	respBody, err := s.exec.Create(ctx, req.GetBody())
 	if err != nil {
 		return nil, fmt.Errorf("could not execute Create request: %w", err)