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111 lines
3.6 KiB
Go
111 lines
3.6 KiB
Go
/*
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Copyright 2022 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package ipaddress
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import (
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"context"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/validation/field"
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"k8s.io/apiserver/pkg/registry/rest"
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"k8s.io/apiserver/pkg/storage/names"
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"k8s.io/kubernetes/pkg/api/legacyscheme"
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"k8s.io/kubernetes/pkg/apis/networking"
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"k8s.io/kubernetes/pkg/apis/networking/validation"
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)
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// ipAddressStrategy implements verification logic for Replication.
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type ipAddressStrategy struct {
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runtime.ObjectTyper
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names.NameGenerator
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}
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// noopNameGenerator does not generate names, it just returns the base.
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type noopNameGenerator struct{}
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func (noopNameGenerator) GenerateName(base string) string {
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return base
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}
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// Strategy is the default logic that applies when creating and updating Replication IPAddress objects.
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var Strategy = ipAddressStrategy{legacyscheme.Scheme, noopNameGenerator{}}
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// Strategy should implement rest.RESTCreateStrategy
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var _ rest.RESTCreateStrategy = Strategy
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// Strategy should implement rest.RESTUpdateStrategy
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var _ rest.RESTUpdateStrategy = Strategy
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// NamespaceScoped returns false because all IPAddresses is cluster scoped.
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func (ipAddressStrategy) NamespaceScoped() bool {
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return false
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}
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// PrepareForCreate clears the status of an IPAddress before creation.
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func (ipAddressStrategy) PrepareForCreate(ctx context.Context, obj runtime.Object) {
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_ = obj.(*networking.IPAddress)
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}
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// PrepareForUpdate clears fields that are not allowed to be set by end users on update.
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func (ipAddressStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) {
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newIPAddress := obj.(*networking.IPAddress)
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oldIPAddress := old.(*networking.IPAddress)
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_, _ = newIPAddress, oldIPAddress
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}
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// Validate validates a new IPAddress.
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func (ipAddressStrategy) Validate(ctx context.Context, obj runtime.Object) field.ErrorList {
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ipAddress := obj.(*networking.IPAddress)
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err := validation.ValidateIPAddress(ipAddress)
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return err
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}
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// Canonicalize normalizes the object after validation.
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func (ipAddressStrategy) Canonicalize(obj runtime.Object) {
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}
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// AllowCreateOnUpdate is false for IPAddress; this means POST is needed to create one.
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func (ipAddressStrategy) AllowCreateOnUpdate() bool {
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return false
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}
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// ValidateUpdate is the default update validation for an end user.
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func (ipAddressStrategy) ValidateUpdate(ctx context.Context, new, old runtime.Object) field.ErrorList {
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newIPAddress := new.(*networking.IPAddress)
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oldIPAddress := old.(*networking.IPAddress)
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errList := validation.ValidateIPAddress(newIPAddress)
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errList = append(errList, validation.ValidateIPAddressUpdate(newIPAddress, oldIPAddress)...)
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return errList
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}
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// AllowUnconditionalUpdate is the default update policy for IPAddress objects.
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func (ipAddressStrategy) AllowUnconditionalUpdate() bool {
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return true
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}
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// WarningsOnCreate returns warnings for the creation of the given object.
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func (ipAddressStrategy) WarningsOnCreate(ctx context.Context, obj runtime.Object) []string {
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return nil
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}
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// WarningsOnUpdate returns warnings for the given update.
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func (ipAddressStrategy) WarningsOnUpdate(ctx context.Context, obj, old runtime.Object) []string {
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return nil
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}
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