don't call session logout for keephandler

pkg/session/session.go

@@ -136,9 +136,14 @@ func GetOrCreate(ctx context.Context, params *Params) (*Session, error) {
 			logger.V(2).Info("found active cached vSphere client session")
 			return s, nil
 		}
-	}
 
-	clearCache(logger, sessionKey)
+		logger.V(2).Info("logout the session because it is inactive")
+		if err := s.Client.Logout(ctx); err != nil {
+			logger.Error(err, "unable to logout session")
+		} else {
+			logger.Info("logout session succeed")
+		}
+	}
 
 	// soap.ParseURL expects a valid URL. In the case of a bare, unbracketed
 	// IPv6 address (e.g fd00::1) ParseURL will fail. Surround unbracketed IPv6
@@ -215,7 +220,8 @@ func newClient(ctx context.Context, logger logr.Logger, sessionKey string, url *
 			_, err := methods.GetCurrentTime(ctx, vimClient)
 			if err != nil {
 				logger.Error(err, "failed to keep alive govmomi client")
-				clearCache(logger, sessionKey)
+				logger.Info("clearing the session", "key", sessionKey)
+				sessionCache.Delete(sessionKey)
 			}
 			return err
 		})
@@ -228,18 +234,6 @@ func newClient(ctx context.Context, logger logr.Logger, sessionKey string, url *
 	return c, nil
 }
 
-func clearCache(logger logr.Logger, sessionKey string) {
-	if cachedSession, ok := sessionCache.Load(sessionKey); ok {
-		s := cachedSession.(*Session)
-
-		logger.Info("performing session log out and clearing session", "key", sessionKey)
-		if err := s.Logout(context.Background()); err != nil {
-			logger.Error(err, "unable to logout session")
-		}
-	}
-	sessionCache.Delete(sessionKey)
-}
-
 // newManager creates a Manager that encompasses the REST Client for the VSphere tagging API.
 func newManager(ctx context.Context, logger logr.Logger, sessionKey string, client *vim25.Client, user *url.Userinfo, feature Feature) (*tags.Manager, error) {
 	rc := rest.NewClient(client)
@@ -253,8 +247,8 @@ func newManager(ctx context.Context, logger logr.Logger, sessionKey string, clie
 				return nil
 			}
 
-			logger.Info("rest client session expired, clearing cache")
-			clearCache(logger, sessionKey)
+			logger.Info("rest client session expired, clearing session", "key", sessionKey)
+			sessionCache.Delete(sessionKey)
 			return errors.New("rest client session expired")
 		})
 	}