Merge pull request #5775 from jabellard/api_server_service_info2

Add API Server Service Information to `KarmadaStatus`

charts/karmada-operator/crds/operator.karmada.io_karmadas.yaml

@@ -3724,6 +3724,19 @@ spec:
           status:
             description: Most recently observed status of the Karmada.
             properties:
+              apiServerService:
+                description: |-
+                  APIServerService reports the location of the Karmada API server service which
+                  can be used by third-party applications to discover the Karmada Service, e.g.
+                  expose the service outside the cluster by Ingress.
+                properties:
+                  name:
+                    description: Name represents the name of the Karmada API Server
+                      service.
+                    type: string
+                required:
+                - name
+                type: object
               conditions:
                 description: Conditions represents the latest available observations
                   of a karmada's current state.

operator/config/crds/operator.karmada.io_karmadas.yaml

@@ -3724,6 +3724,19 @@ spec:
           status:
             description: Most recently observed status of the Karmada.
             properties:
+              apiServerService:
+                description: |-
+                  APIServerService reports the location of the Karmada API server service which
+                  can be used by third-party applications to discover the Karmada Service, e.g.
+                  expose the service outside the cluster by Ingress.
+                properties:
+                  name:
+                    description: Name represents the name of the Karmada API Server
+                      service.
+                    type: string
+                required:
+                - name
+                type: object
               conditions:
                 description: Conditions represents the latest available observations
                   of a karmada's current state.

operator/pkg/apis/operator/v1alpha1/type.go

@@ -694,6 +694,21 @@ type KarmadaStatus struct {
 	// Conditions represents the latest available observations of a karmada's current state.
 	// +optional
 	Conditions []metav1.Condition `json:"conditions,omitempty"`
+
+	// APIServerService reports the location of the Karmada API server service which
+	// can be used by third-party applications to discover the Karmada Service, e.g.
+	// expose the service outside the cluster by Ingress.
+	// +optional
+	APIServerService *APIServerService `json:"apiServerService,omitempty"`
+}
+
+// APIServerService tells the location of Karmada API server service.
+// Currently, it only includes the name of the service. The namespace
+// of the service is the same as the namespace of the current Karmada object.
+type APIServerService struct {
+	// Name represents the name of the Karmada API Server service.
+	// +required
+	Name string `json:"name"`
 }
 
 // LocalSecretReference is a reference to a secret within the enclosing

operator/pkg/controller/karmada/planner.go

@@ -180,6 +180,9 @@ func (p *Planner) afterRunJob() error {
 			Namespace: p.karmada.GetNamespace(),
 			Name:      util.AdminKubeconfigSecretName(p.karmada.GetName()),
 		}
+		p.karmada.Status.APIServerService = &operatorv1alpha1.APIServerService{
+			Name: util.KarmadaAPIServerName(p.karmada.GetName()),
+		}
 		return p.Client.Status().Update(context.TODO(), p.karmada)
 	}
 	// if it is deInit workflow, the cr will be deleted with karmada is be deleted, so we need not to

operator/pkg/controller/karmada/planner_test.go

@@ -259,6 +259,13 @@ func TestAfterRunJob(t *testing.T) {
 				if err := verifyJobInCommon(planner, metav1.ConditionTrue, conditionMsg, "Completed"); err != nil {
 					return fmt.Errorf("failed to verify after run job, got error: %v", err)
 				}
+				if planner.karmada.Status.APIServerService == nil {
+					return fmt.Errorf("expected API Server service ref to be set, but got nil")
+				}
+				expectedAPIServerName := util.KarmadaAPIServerName(karmada.GetName())
+				if planner.karmada.Status.APIServerService.Name != expectedAPIServerName {
+					return fmt.Errorf("expected API Server service Name to be %s, but got %s", expectedAPIServerName, planner.karmada.Status.APIServerService.Name)
+				}
 
 				return nil
 			},