| /* |
| Copyright 2014 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 podtemplate |
| |
| import ( |
| "context" |
| |
| "k8s.io/apimachinery/pkg/runtime" |
| "k8s.io/apimachinery/pkg/util/validation/field" |
| "k8s.io/apiserver/pkg/storage/names" |
| "k8s.io/kubernetes/pkg/api/legacyscheme" |
| "k8s.io/kubernetes/pkg/api/pod" |
| api "k8s.io/kubernetes/pkg/apis/core" |
| "k8s.io/kubernetes/pkg/apis/core/validation" |
| ) |
| |
| // podTemplateStrategy implements behavior for PodTemplates |
| type podTemplateStrategy struct { |
| runtime.ObjectTyper |
| names.NameGenerator |
| } |
| |
| // Strategy is the default logic that applies when creating and updating PodTemplate |
| // objects via the REST API. |
| var Strategy = podTemplateStrategy{legacyscheme.Scheme, names.SimpleNameGenerator} |
| |
| // NamespaceScoped is true for pod templates. |
| func (podTemplateStrategy) NamespaceScoped() bool { |
| return true |
| } |
| |
| // PrepareForCreate clears fields that are not allowed to be set by end users on creation. |
| func (podTemplateStrategy) PrepareForCreate(ctx context.Context, obj runtime.Object) { |
| template := obj.(*api.PodTemplate) |
| |
| pod.DropDisabledAlphaFields(&template.Template.Spec) |
| } |
| |
| // Validate validates a new pod template. |
| func (podTemplateStrategy) Validate(ctx context.Context, obj runtime.Object) field.ErrorList { |
| pod := obj.(*api.PodTemplate) |
| return validation.ValidatePodTemplate(pod) |
| } |
| |
| // Canonicalize normalizes the object after validation. |
| func (podTemplateStrategy) Canonicalize(obj runtime.Object) { |
| } |
| |
| // AllowCreateOnUpdate is false for pod templates. |
| func (podTemplateStrategy) AllowCreateOnUpdate() bool { |
| return false |
| } |
| |
| // PrepareForUpdate clears fields that are not allowed to be set by end users on update. |
| func (podTemplateStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) { |
| newTemplate := obj.(*api.PodTemplate) |
| oldTemplate := old.(*api.PodTemplate) |
| |
| pod.DropDisabledAlphaFields(&newTemplate.Template.Spec) |
| pod.DropDisabledAlphaFields(&oldTemplate.Template.Spec) |
| } |
| |
| // ValidateUpdate is the default update validation for an end user. |
| func (podTemplateStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList { |
| return validation.ValidatePodTemplateUpdate(obj.(*api.PodTemplate), old.(*api.PodTemplate)) |
| } |
| |
| func (podTemplateStrategy) AllowUnconditionalUpdate() bool { |
| return true |
| } |
| |
| func (podTemplateStrategy) Export(ctx context.Context, obj runtime.Object, exact bool) error { |
| // Do nothing |
| return nil |
| } |