Example #1
0
File: events.go Project: nhr/origin
// ValidateEvent makes sure that the event makes sense.
func ValidateEvent(event *api.Event) field.ErrorList {
	allErrs := field.ErrorList{}

	// Make sure event.Namespace and the involvedObject.Namespace agree
	if len(event.InvolvedObject.Namespace) == 0 {
		// event.Namespace must also be empty (or "default", for compatibility with old clients)
		if event.Namespace != api.NamespaceNone && event.Namespace != api.NamespaceDefault {
			allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "does not match event.namespace"))
		}
	} else {
		// event namespace must match
		if event.Namespace != event.InvolvedObject.Namespace {
			allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "does not match event.namespace"))
		}
	}

	// For kinds we recognize, make sure involvedObject.Namespace is set for namespaced kinds
	if namespaced, err := isNamespacedKind(event.InvolvedObject.Kind, event.InvolvedObject.APIVersion); err == nil {
		if namespaced && len(event.InvolvedObject.Namespace) == 0 {
			allErrs = append(allErrs, field.Required(field.NewPath("involvedObject", "namespace"), fmt.Sprintf("required for kind %s", event.InvolvedObject.Kind)))
		}
		if !namespaced && len(event.InvolvedObject.Namespace) > 0 {
			allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, fmt.Sprintf("not allowed for kind %s", event.InvolvedObject.Kind)))
		}
	}

	for _, msg := range validation.IsDNS1123Subdomain(event.Namespace) {
		allErrs = append(allErrs, field.Invalid(field.NewPath("namespace"), event.Namespace, msg))
	}
	return allErrs
}
Example #2
0
// ValidateLabelName validates that the label name is correctly defined.
func ValidateLabelName(labelName string, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	for _, msg := range validation.IsQualifiedName(labelName) {
		allErrs = append(allErrs, field.Invalid(fldPath, labelName, msg))
	}
	return allErrs
}
Example #3
0
func Convert_unversioned_LabelSelector_to_map(in *unversioned.LabelSelector, out *map[string]string, s conversion.Scope) error {
	var err error
	*out, err = unversioned.LabelSelectorAsMap(in)
	if err != nil {
		err = field.Invalid(field.NewPath("labelSelector"), *in, fmt.Sprintf("cannot convert to old selector: %v", err))
	}
	return err
}
Example #4
0
// ValidateLabels validates that a set of labels are correctly defined.
func ValidateLabels(labels map[string]string, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	for k, v := range labels {
		allErrs = append(allErrs, ValidateLabelName(k, fldPath)...)
		for _, msg := range validation.IsValidLabelValue(v) {
			allErrs = append(allErrs, field.Invalid(fldPath, v, msg))
		}
	}
	return allErrs
}
Example #5
0
// ValidateEvent makes sure that the event makes sense.
func ValidateEvent(event *api.Event) field.ErrorList {
	allErrs := field.ErrorList{}
	// There is no namespace required for node or persistent volume.
	// However, older client code accidentally sets event.Namespace
	// to api.NamespaceDefault, so we accept that too, but "" is preferred.
	if (event.InvolvedObject.Kind == "Node" || event.InvolvedObject.Kind == "PersistentVolume") &&
		event.Namespace != api.NamespaceDefault &&
		event.Namespace != "" {
		allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "not allowed for node"))
	}
	if event.InvolvedObject.Kind != "Node" &&
		event.InvolvedObject.Kind != "PersistentVolume" &&
		event.Namespace != event.InvolvedObject.Namespace {
		allErrs = append(allErrs, field.Invalid(field.NewPath("involvedObject", "namespace"), event.InvolvedObject.Namespace, "does not match involvedObject"))
	}
	for _, msg := range validation.IsDNS1123Subdomain(event.Namespace) {
		allErrs = append(allErrs, field.Invalid(field.NewPath("namespace"), event.Namespace, msg))
	}
	return allErrs
}
Example #6
0
func ValidateLabelSelectorRequirement(sr unversioned.LabelSelectorRequirement, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	switch sr.Operator {
	case unversioned.LabelSelectorOpIn, unversioned.LabelSelectorOpNotIn:
		if len(sr.Values) == 0 {
			allErrs = append(allErrs, field.Required(fldPath.Child("values"), "must be specified when `operator` is 'In' or 'NotIn'"))
		}
	case unversioned.LabelSelectorOpExists, unversioned.LabelSelectorOpDoesNotExist:
		if len(sr.Values) > 0 {
			allErrs = append(allErrs, field.Forbidden(fldPath.Child("values"), "may not be specified when `operator` is 'Exists' or 'DoesNotExist'"))
		}
	default:
		allErrs = append(allErrs, field.Invalid(fldPath.Child("operator"), sr.Operator, "not a valid selector operator"))
	}
	allErrs = append(allErrs, ValidateLabelName(sr.Key, fldPath.Child("key"))...)
	return allErrs
}