mirror of https://github.com/k3s-io/k3s
119 lines
3.4 KiB
Go
119 lines
3.4 KiB
Go
/*
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Copyright 2015 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 secret
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import (
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"fmt"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/errors"
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"k8s.io/kubernetes/pkg/api/rest"
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"k8s.io/kubernetes/pkg/api/validation"
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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/util/validation/field"
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)
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// strategy implements behavior for Secret objects
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type strategy struct {
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runtime.ObjectTyper
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api.NameGenerator
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}
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// Strategy is the default logic that applies when creating and updating Secret
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// objects via the REST API.
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var Strategy = strategy{api.Scheme, api.SimpleNameGenerator}
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var _ = rest.RESTCreateStrategy(Strategy)
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var _ = rest.RESTUpdateStrategy(Strategy)
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func (strategy) NamespaceScoped() bool {
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return true
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}
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func (strategy) PrepareForCreate(ctx api.Context, obj runtime.Object) {
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}
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func (strategy) Validate(ctx api.Context, obj runtime.Object) field.ErrorList {
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return validation.ValidateSecret(obj.(*api.Secret))
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}
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func (strategy) Canonicalize(obj runtime.Object) {
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}
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func (strategy) AllowCreateOnUpdate() bool {
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return false
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}
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func (strategy) PrepareForUpdate(ctx api.Context, obj, old runtime.Object) {
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}
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func (strategy) ValidateUpdate(ctx api.Context, obj, old runtime.Object) field.ErrorList {
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return validation.ValidateSecretUpdate(obj.(*api.Secret), old.(*api.Secret))
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}
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func (strategy) AllowUnconditionalUpdate() bool {
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return true
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}
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func (s strategy) Export(ctx api.Context, obj runtime.Object, exact bool) error {
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t, ok := obj.(*api.Secret)
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if !ok {
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// unexpected programmer error
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return fmt.Errorf("unexpected object: %v", obj)
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}
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s.PrepareForCreate(ctx, obj)
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if exact {
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return nil
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}
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// secrets that are tied to the UID of a service account cannot be exported anyway
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if t.Type == api.SecretTypeServiceAccountToken || len(t.Annotations[api.ServiceAccountUIDKey]) > 0 {
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errs := []*field.Error{
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field.Invalid(field.NewPath("type"), t, "can not export service account secrets"),
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}
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return errors.NewInvalid(api.Kind("Secret"), t.Name, errs)
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}
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return nil
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}
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// Matcher returns a generic matcher for a given label and field selector.
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func Matcher(label labels.Selector, field fields.Selector) *generic.SelectionPredicate {
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return &generic.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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secret, ok := obj.(*api.Secret)
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if !ok {
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return nil, nil, fmt.Errorf("not a secret")
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}
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return labels.Set(secret.Labels), SelectableFields(secret), nil
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},
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}
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}
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// SelectableFields returns a field set that can be used for filter selection
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func SelectableFields(obj *api.Secret) fields.Set {
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objectMetaFieldsSet := generic.ObjectMetaFieldsSet(&obj.ObjectMeta, true)
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secretSpecificFieldsSet := fields.Set{
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"type": string(obj.Type),
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}
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return generic.MergeFieldsSets(objectMetaFieldsSet, secretSpecificFieldsSet)
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}
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