Golang Scheme.AddFieldLabelConversionFunc方法代碼示例

func AddFieldLabelConversionsForNamespace(scheme *runtime.Scheme) error {
	return scheme.AddFieldLabelConversionFunc("v1", "Namespace",
		func(label, value string) (string, string, error) {
			switch label {
			case "status.phase",
				"metadata.name":
				return label, value, nil
			default:
				return "", "", fmt.Errorf("field label not supported: %s", label)
			}
		})
}

func addConversionFuncs(scheme *runtime.Scheme) error {
	return scheme.AddFieldLabelConversionFunc(SchemeGroupVersion.String(), "Cluster",
		func(label, value string) (string, string, error) {
			switch label {
			case "metadata.name":
				return label, value, nil
			default:
				return "", "", fmt.Errorf("field label not supported: %s", label)
			}
		},
	)
}

func AddFieldLabelConversionsForEvent(scheme *runtime.Scheme) error {
	return scheme.AddFieldLabelConversionFunc("v1", "Event",
		func(label, value string) (string, string, error) {
			switch label {
			case "involvedObject.kind",
				"involvedObject.namespace",
				"involvedObject.name",
				"involvedObject.uid",
				"involvedObject.apiVersion",
				"involvedObject.resourceVersion",
				"involvedObject.fieldPath",
				"reason",
				"source",
				"type",
				"metadata.namespace",
				"metadata.name":
				return label, value, nil
			default:
				return "", "", fmt.Errorf("field label not supported: %s", label)
			}
		})
}

func addConversionFuncs(scheme *runtime.Scheme) error {
	// Add non-generated conversion functions
	err := scheme.AddConversionFuncs(
		v1.Convert_v1_DeleteOptions_To_api_DeleteOptions,
		v1.Convert_api_DeleteOptions_To_v1_DeleteOptions,
		v1.Convert_v1_List_To_api_List,
		v1.Convert_api_List_To_v1_List,
		v1.Convert_v1_ListOptions_To_api_ListOptions,
		v1.Convert_api_ListOptions_To_v1_ListOptions,
		v1.Convert_v1_ObjectFieldSelector_To_api_ObjectFieldSelector,
		v1.Convert_api_ObjectFieldSelector_To_v1_ObjectFieldSelector,
		v1.Convert_v1_ObjectMeta_To_api_ObjectMeta,
		v1.Convert_api_ObjectMeta_To_v1_ObjectMeta,
		v1.Convert_v1_ObjectReference_To_api_ObjectReference,
		v1.Convert_api_ObjectReference_To_v1_ObjectReference,
		v1.Convert_v1_Secret_To_api_Secret,
		v1.Convert_api_Secret_To_v1_Secret,
		v1.Convert_v1_SecretList_To_api_SecretList,
		v1.Convert_api_SecretList_To_v1_SecretList,
		v1.Convert_v1_Service_To_api_Service,
		v1.Convert_api_Service_To_v1_Service,
		v1.Convert_v1_ServiceList_To_api_ServiceList,
		v1.Convert_api_ServiceList_To_v1_ServiceList,
		v1.Convert_v1_ServicePort_To_api_ServicePort,
		v1.Convert_api_ServicePort_To_v1_ServicePort,
		v1.Convert_v1_ServiceProxyOptions_To_api_ServiceProxyOptions,
		v1.Convert_api_ServiceProxyOptions_To_v1_ServiceProxyOptions,
		v1.Convert_v1_ServiceSpec_To_api_ServiceSpec,
		v1.Convert_api_ServiceSpec_To_v1_ServiceSpec,
		v1.Convert_v1_ServiceStatus_To_api_ServiceStatus,
		v1.Convert_api_ServiceStatus_To_v1_ServiceStatus,
	)
	if err != nil {
		return err
	}

	// Add field label conversions for kinds having selectable nothing but ObjectMeta fields.
	for _, kind := range []string{
		"Service",
	} {
		err = scheme.AddFieldLabelConversionFunc("v1", kind,
			func(label, value string) (string, string, error) {
				switch label {
				case "metadata.namespace",
					"metadata.name":
					return label, value, nil
				default:
					return "", "", fmt.Errorf("field label %q not supported for %q", label, kind)
				}
			})
		if err != nil {
			return err
		}
	}
	if err := v1.AddFieldLabelConversionsForEvent(scheme); err != nil {
		return nil
	}
	if err := v1.AddFieldLabelConversionsForNamespace(scheme); err != nil {
		return nil
	}
	if err := v1.AddFieldLabelConversionsForSecret(scheme); err != nil {
		return nil
	}
	return nil
}

func addConversionFuncs(scheme *runtime.Scheme) error {
	// Add non-generated conversion functions
	err := scheme.AddConversionFuncs(
		Convert_api_Pod_To_v1_Pod,
		Convert_api_PodSpec_To_v1_PodSpec,
		Convert_api_ReplicationControllerSpec_To_v1_ReplicationControllerSpec,
		Convert_api_ServiceSpec_To_v1_ServiceSpec,
		Convert_v1_Pod_To_api_Pod,
		Convert_v1_PodSpec_To_api_PodSpec,
		Convert_v1_ReplicationControllerSpec_To_api_ReplicationControllerSpec,
		Convert_v1_Secret_To_api_Secret,
		Convert_v1_ServiceSpec_To_api_ServiceSpec,
		Convert_v1_ResourceList_To_api_ResourceList,
		Convert_v1_ReplicationController_to_extensions_ReplicaSet,
		Convert_v1_ReplicationControllerSpec_to_extensions_ReplicaSetSpec,
		Convert_v1_ReplicationControllerStatus_to_extensions_ReplicaSetStatus,
		Convert_extensions_ReplicaSet_to_v1_ReplicationController,
		Convert_extensions_ReplicaSetSpec_to_v1_ReplicationControllerSpec,
		Convert_extensions_ReplicaSetStatus_to_v1_ReplicationControllerStatus,
	)
	if err != nil {
		return err
	}

	// Add field label conversions for kinds having selectable nothing but ObjectMeta fields.
	for _, k := range []string{
		"Endpoints",
		"ResourceQuota",
		"PersistentVolumeClaim",
		"Service",
		"ServiceAccount",
		"ConfigMap",
	} {
		kind := k // don't close over range variables
		err = scheme.AddFieldLabelConversionFunc("v1", kind,
			func(label, value string) (string, string, error) {
				switch label {
				case "metadata.namespace",
					"metadata.name":
					return label, value, nil
				default:
					return "", "", fmt.Errorf("field label %q not supported for %q", label, kind)
				}
			},
		)
		if err != nil {
			return err
		}
	}

	// Add field conversion funcs.
	err = scheme.AddFieldLabelConversionFunc("v1", "Pod",
		func(label, value string) (string, string, error) {
			switch label {
			case "metadata.annotations",
				"metadata.labels",
				"metadata.name",
				"metadata.namespace",
				"spec.nodeName",
				"spec.restartPolicy",
				"spec.serviceAccountName",
				"status.phase",
				"status.podIP":
				return label, value, nil
				// This is for backwards compatibility with old v1 clients which send spec.host
			case "spec.host":
				return "spec.nodeName", value, nil
			default:
				return "", "", fmt.Errorf("field label not supported: %s", label)
			}
		},
	)
	if err != nil {
		return err
	}
	err = scheme.AddFieldLabelConversionFunc("v1", "Node",
		func(label, value string) (string, string, error) {
			switch label {
			case "metadata.name":
				return label, value, nil
			case "spec.unschedulable":
				return label, value, nil
			default:
				return "", "", fmt.Errorf("field label not supported: %s", label)
			}
		},
	)
	if err != nil {
		return err
	}
	err = scheme.AddFieldLabelConversionFunc("v1", "ReplicationController",
		func(label, value string) (string, string, error) {
			switch label {
			case "metadata.name",
				"metadata.namespace",
				"status.replicas":
				return label, value, nil
			default:
				return "", "", fmt.Errorf("field label not supported: %s", label)
			}
//.........這裏部分代碼省略.........