Add FullyApplied to binding

Signed-off-by: lonelyCZ <531187475@qq.com>

pkg/apis/work/v1alpha2/binding_types.go

@@ -139,6 +139,10 @@ type AggregatedStatusItem struct {
 const (
 	// Scheduled represents the condition that the ResourceBinding or ClusterResourceBinding has been scheduled.
 	Scheduled string = "Scheduled"
+
+	// FullyApplied represents the condition that the resource referencing by ResourceBinding or ClusterResourceBinding
+	// has been applied to all scheduled clusters.
+	FullyApplied string = "FullyApplied"
 )
 
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

pkg/controllers/binding/binding_controller.go

@@ -8,6 +8,7 @@ import (
 	apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
 	apierrors "k8s.io/apimachinery/pkg/api/errors"
 	"k8s.io/apimachinery/pkg/api/meta"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/types"
 	"k8s.io/apimachinery/pkg/util/errors"
 	"k8s.io/client-go/dynamic"
@@ -141,6 +142,18 @@ func (c *ResourceBindingController) syncBinding(binding *workv1alpha2.ResourceBi
 	if len(errs) > 0 {
 		return controllerruntime.Result{Requeue: true}, errors.NewAggregate(errs)
 	}
+
+	fullyAppliedCondition := meta.FindStatusCondition(binding.Status.Conditions, workv1alpha2.FullyApplied)
+	if fullyAppliedCondition == nil {
+		if len(binding.Spec.Clusters) == len(binding.Status.AggregatedStatus) && areWorksFullyApplied(binding.Status.AggregatedStatus) {
+			err := c.updateFullyAppliedCondition(binding)
+			if err != nil {
+				klog.Errorf("Failed to update FullyApplied status for given resourceBinding(%s/%s). Error: %v.", binding.Namespace, binding.Name, err)
+				return controllerruntime.Result{Requeue: true}, err
+			}
+		}
+	}
+
 	return controllerruntime.Result{}, nil
 }
 
@@ -252,3 +265,18 @@ func (c *ResourceBindingController) newReplicaSchedulingPolicyFunc() handler.Map
 		return requests
 	}
 }
+
+// updateFullyAppliedCondition update the FullyApplied condition for the given ResourceBinding
+func (c *ResourceBindingController) updateFullyAppliedCondition(binding *workv1alpha2.ResourceBinding) error {
+	newBindingFullyAppliedCondition := metav1.Condition{
+		Type:    workv1alpha2.FullyApplied,
+		Status:  metav1.ConditionTrue,
+		Reason:  FullyAppliedSuccessReason,
+		Message: FullyAppliedSuccessMessage,
+	}
+
+	meta.SetStatusCondition(&binding.Status.Conditions, newBindingFullyAppliedCondition)
+	err := c.Client.Status().Update(context.TODO(), binding)
+
+	return err
+}

pkg/controllers/binding/cluster_resource_binding_controller.go

@@ -8,6 +8,7 @@ import (
 	apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
 	apierrors "k8s.io/apimachinery/pkg/api/errors"
 	"k8s.io/apimachinery/pkg/api/meta"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/types"
 	"k8s.io/apimachinery/pkg/util/errors"
 	"k8s.io/client-go/dynamic"
@@ -137,6 +138,17 @@ func (c *ClusterResourceBindingController) syncBinding(binding *workv1alpha2.Clu
 		return controllerruntime.Result{Requeue: true}, errors.NewAggregate(errs)
 	}
 
+	fullyAppliedCondition := meta.FindStatusCondition(binding.Status.Conditions, workv1alpha2.FullyApplied)
+	if fullyAppliedCondition == nil {
+		if len(binding.Spec.Clusters) == len(binding.Status.AggregatedStatus) && areWorksFullyApplied(binding.Status.AggregatedStatus) {
+			err := c.updateFullyAppliedCondition(binding)
+			if err != nil {
+				klog.Errorf("Failed to update FullyApplied status for given clusterResourceBinding(%s), Error: %v", binding.Name, err)
+				return controllerruntime.Result{Requeue: true}, err
+			}
+		}
+	}
+
 	return controllerruntime.Result{}, nil
 }
 
@@ -244,3 +256,18 @@ func (c *ClusterResourceBindingController) newReplicaSchedulingPolicyFunc() hand
 		return requests
 	}
 }
+
+// updateFullyAppliedCondition update the FullyApplied condition for the given ClusterResourceBinding
+func (c *ClusterResourceBindingController) updateFullyAppliedCondition(binding *workv1alpha2.ClusterResourceBinding) error {
+	newBindingFullyAppliedCondition := metav1.Condition{
+		Type:    workv1alpha2.FullyApplied,
+		Status:  metav1.ConditionTrue,
+		Reason:  FullyAppliedSuccessReason,
+		Message: FullyAppliedSuccessMessage,
+	}
+
+	meta.SetStatusCondition(&binding.Status.Conditions, newBindingFullyAppliedCondition)
+	err := c.Client.Status().Update(context.TODO(), binding)
+
+	return err
+}

pkg/controllers/binding/common.go

@@ -24,6 +24,12 @@ import (
 	"github.com/karmada-io/karmada/pkg/util/overridemanager"
 )
 
+const (
+	FullyAppliedSuccessReason = "FullyAppliedSuccess"
+
+	FullyAppliedSuccessMessage = "All works have been successfully applied"
+)
+
 var workPredicateFn = builder.WithPredicates(predicate.Funcs{
 	CreateFunc: func(e event.CreateEvent) bool {
 		return false
@@ -323,3 +329,13 @@ func calculateReplicas(c client.Client, policy *policyv1alpha1.ReplicaScheduling
 
 	return desireReplicaInfos, nil
 }
+
+// areWorksFullyApplied checks if all works are applied for a Binding
+func areWorksFullyApplied(aggregatedStatuses []workv1alpha2.AggregatedStatusItem) bool {
+	for _, aggregatedSatusItem := range aggregatedStatuses {
+		if !aggregatedSatusItem.Applied {
+			return false
+		}
+	}
+	return true
+}