Implement paused condition for machine healthcheck controller

This change updates the machine health check controller to set the paused condition
based on if the cluster or machine health check is paused.

Author: theobarberbany

internal/controllers/machinehealthcheck/machinehealthcheck_controller.go

@@ -92,14 +92,14 @@ func (r *Reconciler) SetupWithManager(ctx context.Context, mgr ctrl.Manager, opt
 			handler.EnqueueRequestsFromMapFunc(r.machineToMachineHealthCheck),
 		).
 		WithOptions(options).
-		WithEventFilter(predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue)).
+		WithEventFilter(predicates.ResourceHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue)).
 		Watches(
 			&clusterv1.Cluster{},
 			handler.EnqueueRequestsFromMapFunc(r.clusterToMachineHealthCheck),
 			builder.WithPredicates(
 				// TODO: should this wait for Cluster.Status.InfrastructureReady similar to Infra Machine resources?
 				predicates.All(ctrl.LoggerFrom(ctx),
-					predicates.ClusterUnpaused(ctrl.LoggerFrom(ctx)),
+					predicates.ClusterCreateUpdateEvent(ctrl.LoggerFrom(ctx)),
 					predicates.ResourceHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue),
 				),
 			),
@@ -139,12 +139,6 @@ func (r *Reconciler) Reconcile(ctx context.Context, req ctrl.Request) (_ ctrl.Re
 		return ctrl.Result{}, err
 	}
 
-	// Return early if the object or Cluster is paused.
-	if annotations.IsPaused(cluster, m) {
-		log.Info("Reconciliation is paused for this object")
-		return ctrl.Result{}, nil
-	}
-
 	// Initialize the patch helper
 	patchHelper, err := patch.NewHelper(m, r.Client)
 	if err != nil {
@@ -163,6 +157,14 @@ func (r *Reconciler) Reconcile(ctx context.Context, req ctrl.Request) (_ ctrl.Re
 		}
 	}()
 
+	// Return early if the object or Cluster is paused.
+	if annotations.IsPaused(cluster, m) {
+		log.Info("Reconciliation is paused for this object")
+		conditions.MarkTrue(m, clusterv1.PausedCondition)
+		return ctrl.Result{}, nil
+	}
+	conditions.MarkFalse(m, clusterv1.PausedCondition, clusterv1.ResourceNotPausedReason, clusterv1.ConditionSeverityInfo, "Resource is operating as expected")
+
 	// Reconcile labels.
 	if m.Labels == nil {
 		m.Labels = make(map[string]string)