| /* |
| Copyright 2015 The Kubernetes Authors. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| |
| package validation |
| |
| import ( |
| apiequality "k8s.io/apimachinery/pkg/api/equality" |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| "k8s.io/apimachinery/pkg/util/validation/field" |
| authorizationapi "k8s.io/kubernetes/pkg/apis/authorization" |
| ) |
| |
| func ValidateSubjectAccessReviewSpec(spec authorizationapi.SubjectAccessReviewSpec, fldPath *field.Path) field.ErrorList { |
| allErrs := field.ErrorList{} |
| if spec.ResourceAttributes != nil && spec.NonResourceAttributes != nil { |
| allErrs = append(allErrs, field.Invalid(fldPath.Child("nonResourceAttributes"), spec.NonResourceAttributes, `cannot be specified in combination with resourceAttributes`)) |
| } |
| if spec.ResourceAttributes == nil && spec.NonResourceAttributes == nil { |
| allErrs = append(allErrs, field.Invalid(fldPath.Child("resourceAttributes"), spec.NonResourceAttributes, `exactly one of nonResourceAttributes or resourceAttributes must be specified`)) |
| } |
| if len(spec.User) == 0 && len(spec.Groups) == 0 { |
| allErrs = append(allErrs, field.Invalid(fldPath.Child("user"), spec.User, `at least one of user or group must be specified`)) |
| } |
| |
| return allErrs |
| } |
| |
| func ValidateSelfSubjectAccessReviewSpec(spec authorizationapi.SelfSubjectAccessReviewSpec, fldPath *field.Path) field.ErrorList { |
| allErrs := field.ErrorList{} |
| if spec.ResourceAttributes != nil && spec.NonResourceAttributes != nil { |
| allErrs = append(allErrs, field.Invalid(fldPath.Child("nonResourceAttributes"), spec.NonResourceAttributes, `cannot be specified in combination with resourceAttributes`)) |
| } |
| if spec.ResourceAttributes == nil && spec.NonResourceAttributes == nil { |
| allErrs = append(allErrs, field.Invalid(fldPath.Child("resourceAttributes"), spec.NonResourceAttributes, `exactly one of nonResourceAttributes or resourceAttributes must be specified`)) |
| } |
| |
| return allErrs |
| } |
| |
| func ValidateSelfSubjectRulesReview(review *authorizationapi.SelfSubjectRulesReview) field.ErrorList { |
| return field.ErrorList{} |
| } |
| |
| func ValidateSubjectAccessReview(sar *authorizationapi.SubjectAccessReview) field.ErrorList { |
| allErrs := ValidateSubjectAccessReviewSpec(sar.Spec, field.NewPath("spec")) |
| if !apiequality.Semantic.DeepEqual(metav1.ObjectMeta{}, sar.ObjectMeta) { |
| allErrs = append(allErrs, field.Invalid(field.NewPath("metadata"), sar.ObjectMeta, `must be empty`)) |
| } |
| return allErrs |
| } |
| |
| func ValidateSelfSubjectAccessReview(sar *authorizationapi.SelfSubjectAccessReview) field.ErrorList { |
| allErrs := ValidateSelfSubjectAccessReviewSpec(sar.Spec, field.NewPath("spec")) |
| if !apiequality.Semantic.DeepEqual(metav1.ObjectMeta{}, sar.ObjectMeta) { |
| allErrs = append(allErrs, field.Invalid(field.NewPath("metadata"), sar.ObjectMeta, `must be empty`)) |
| } |
| return allErrs |
| } |
| |
| func ValidateLocalSubjectAccessReview(sar *authorizationapi.LocalSubjectAccessReview) field.ErrorList { |
| allErrs := ValidateSubjectAccessReviewSpec(sar.Spec, field.NewPath("spec")) |
| |
| objectMetaShallowCopy := sar.ObjectMeta |
| objectMetaShallowCopy.Namespace = "" |
| if !apiequality.Semantic.DeepEqual(metav1.ObjectMeta{}, objectMetaShallowCopy) { |
| allErrs = append(allErrs, field.Invalid(field.NewPath("metadata"), sar.ObjectMeta, `must be empty except for namespace`)) |
| } |
| |
| if sar.Spec.ResourceAttributes != nil && sar.Spec.ResourceAttributes.Namespace != sar.Namespace { |
| allErrs = append(allErrs, field.Invalid(field.NewPath("spec.resourceAttributes.namespace"), sar.Spec.ResourceAttributes.Namespace, `must match metadata.namespace`)) |
| } |
| if sar.Spec.NonResourceAttributes != nil { |
| allErrs = append(allErrs, field.Invalid(field.NewPath("spec.nonResourceAttributes"), sar.Spec.NonResourceAttributes, `disallowed on this kind of request`)) |
| } |
| |
| return allErrs |
| } |