94 lines
3.0 KiB
Go
94 lines
3.0 KiB
Go
/*
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Copyright 2016 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 apiservice
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import (
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"fmt"
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kapi "k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/fields"
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"k8s.io/kubernetes/pkg/labels"
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"k8s.io/kubernetes/pkg/registry/generic"
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"k8s.io/kubernetes/pkg/runtime"
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"k8s.io/kubernetes/pkg/storage"
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"k8s.io/kubernetes/pkg/util/validation/field"
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"k8s.io/kubernetes/cmd/kubernetes-discovery/pkg/apis/apiregistration"
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"k8s.io/kubernetes/cmd/kubernetes-discovery/pkg/apis/apiregistration/validation"
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)
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type apiServerStrategy struct {
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runtime.ObjectTyper
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kapi.NameGenerator
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}
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var strategy = apiServerStrategy{kapi.Scheme, kapi.SimpleNameGenerator}
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func (apiServerStrategy) NamespaceScoped() bool {
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return false
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}
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func (apiServerStrategy) PrepareForCreate(ctx kapi.Context, obj runtime.Object) {
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_ = obj.(*apiregistration.APIService)
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}
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func (apiServerStrategy) PrepareForUpdate(ctx kapi.Context, obj, old runtime.Object) {
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newAPIService := obj.(*apiregistration.APIService)
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oldAPIService := old.(*apiregistration.APIService)
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newAPIService.Status = oldAPIService.Status
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}
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func (apiServerStrategy) Validate(ctx kapi.Context, obj runtime.Object) field.ErrorList {
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return validation.ValidateAPIService(obj.(*apiregistration.APIService))
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}
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func (apiServerStrategy) AllowCreateOnUpdate() bool {
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return false
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}
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func (apiServerStrategy) AllowUnconditionalUpdate() bool {
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return false
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}
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func (apiServerStrategy) Canonicalize(obj runtime.Object) {
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}
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func (apiServerStrategy) ValidateUpdate(ctx kapi.Context, obj, old runtime.Object) field.ErrorList {
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return validation.ValidateAPIServiceUpdate(obj.(*apiregistration.APIService), old.(*apiregistration.APIService))
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}
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// MatchAPIService is the filter used by the generic etcd backend to watch events
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// from etcd to clients of the apiserver only interested in specific labels/fields.
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func MatchAPIService(label labels.Selector, field fields.Selector) storage.SelectionPredicate {
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return storage.SelectionPredicate{
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Label: label,
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Field: field,
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GetAttrs: func(obj runtime.Object) (labels.Set, fields.Set, error) {
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apiserver, ok := obj.(*apiregistration.APIService)
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if !ok {
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return nil, nil, fmt.Errorf("given object is not a APIService.")
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}
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return labels.Set(apiserver.ObjectMeta.Labels), APIServiceToSelectableFields(apiserver), nil
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},
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}
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}
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// APIServiceToSelectableFields returns a field set that represents the object.
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func APIServiceToSelectableFields(obj *apiregistration.APIService) fields.Set {
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return generic.ObjectMetaFieldsSet(&obj.ObjectMeta, true)
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}
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