Implement GetComponents for thirdpartyInterpreter

Signed-off-by: wei-chenglai <[email protected]>

Author: seanlaii

pkg/resourceinterpreter/default/thirdparty/thirdparty.go

@@ -56,6 +56,8 @@ func (p *ConfigurableInterpreter) HookEnabled(kind schema.GroupVersionKind, oper
 		script = customAccessor.GetHealthInterpretationLuaScript()
 	case configv1alpha1.InterpreterOperationInterpretReplica:
 		script = customAccessor.GetReplicaResourceLuaScript()
+	case configv1alpha1.InterpreterOperationInterpretComponent:
+		script = customAccessor.GetComponentResourceLuaScript()
 	case configv1alpha1.InterpreterOperationInterpretStatus:
 		script = customAccessor.GetStatusReflectionLuaScript()
 	case configv1alpha1.InterpreterOperationRetain:
@@ -85,6 +87,25 @@ func (p *ConfigurableInterpreter) GetReplicas(object *unstructured.Unstructured)
 	return
 }
 
+// GetComponents returns the desired components of the object.
+func (p *ConfigurableInterpreter) GetComponents(object *unstructured.Unstructured) (components []workv1alpha2.ComponentRequirements, enabled bool, err error) {
+	klog.V(4).Infof("Get components for object: %v %s/%s with thirdparty configurable interpreter.", object.GroupVersionKind(), object.GetNamespace(), object.GetName())
+
+	customAccessor, enabled := p.getCustomAccessor(object.GroupVersionKind())
+	if !enabled {
+		return
+	}
+
+	script := customAccessor.GetComponentResourceLuaScript()
+	if len(script) == 0 {
+		enabled = false
+		return
+	}
+
+	components, err = p.luaVM.GetComponents(object, script)
+	return
+}
+
 // ReviseReplica revises the replica of the given object.
 func (p *ConfigurableInterpreter) ReviseReplica(object *unstructured.Unstructured, replica int64) (revised *unstructured.Unstructured, enabled bool, err error) {
 	klog.V(4).Infof("Revise replicas for object: %v %s/%s with thirdparty configurable interpreter.", object.GroupVersionKind(), object.GetNamespace(), object.GetName())

pkg/resourceinterpreter/interpreter.go

@@ -216,6 +216,14 @@ func (i *customResourceInterpreterImpl) GetComponents(object *unstructured.Unstr
 		return components, nil
 	}
 
+	components, hookEnabled, err = i.thirdpartyInterpreter.GetComponents(object)
+	if err != nil {
+		return nil, err
+	}
+	if hookEnabled {
+		return components, nil
+	}
+
 	// TODO(@RainbowMango): Implement GetComponents for extracting per-component replica and resource requirements.
 	// Follow up tracked by: https://github.com/karmada-io/karmada/issues/6641
 	return nil, errors.New("interface GetComponents not implemented yet")