From cc87917b0ad6b07c75a9d57e88371149bc370072 Mon Sep 17 00:00:00 2001
From: Andrii Dema <a.dema@jazzserve.com>
Date: Wed, 6 Sep 2023 14:35:02 +0300
Subject: [PATCH] fix

---
 pkg/controller/perconaservermongodb/balancer.go         | 7 +++++++
 pkg/controller/perconaservermongodb/psmdb_controller.go | 4 ++++
 2 files changed, 11 insertions(+)

diff --git a/pkg/controller/perconaservermongodb/balancer.go b/pkg/controller/perconaservermongodb/balancer.go
index fc38454e08..c4ab69feaa 100644
--- a/pkg/controller/perconaservermongodb/balancer.go
+++ b/pkg/controller/perconaservermongodb/balancer.go
@@ -104,6 +104,13 @@ func (r *ReconcilePerconaServerMongoDB) enableBalancerIfNeeded(ctx context.Conte
 	return nil
 }
 
+func (r *ReconcilePerconaServerMongoDB) disableBalancerIfNeeded(ctx context.Context, cr *api.PerconaServerMongoDB) error {
+	if s := cr.Spec.Sharding; !s.Enabled || s.Mongos.Size == 0 || cr.Spec.Unmanaged || s.Balancer.Enabled == nil || *s.Balancer.Enabled {
+		return nil
+	}
+	return r.disableBalancer(ctx, cr)
+}
+
 func (r *ReconcilePerconaServerMongoDB) disableBalancer(ctx context.Context, cr *api.PerconaServerMongoDB) error {
 	log := logf.FromContext(ctx)
 
diff --git a/pkg/controller/perconaservermongodb/psmdb_controller.go b/pkg/controller/perconaservermongodb/psmdb_controller.go
index af3d90a7a1..656a949cbb 100644
--- a/pkg/controller/perconaservermongodb/psmdb_controller.go
+++ b/pkg/controller/perconaservermongodb/psmdb_controller.go
@@ -506,6 +506,10 @@ func (r *ReconcilePerconaServerMongoDB) Reconcile(ctx context.Context, request r
 		return reconcile.Result{}, errors.Wrap(err, "failed to start balancer")
 	}
 
+	if err := r.disableBalancerIfNeeded(ctx, cr); err != nil {
+		return reconcile.Result{}, errors.Wrap(err, "failed to disable balancer")
+	}
+
 	if err := r.upgradeFCVIfNeeded(ctx, cr, *repls[0], cr.Status.MongoVersion); err != nil {
 		return reconcile.Result{}, errors.Wrap(err, "failed to set FCV")
 	}