strategy.go

Documentation: k8s.io/kubernetes/pkg/registry/core/serviceaccount

     1  /*
     2  Copyright 2014 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package serviceaccount
    18  
    19  import (
    20  	"context"
    21  
    22  	"k8s.io/apimachinery/pkg/runtime"
    23  	"k8s.io/apimachinery/pkg/util/validation/field"
    24  	"k8s.io/apiserver/pkg/storage/names"
    25  	"k8s.io/kubernetes/pkg/api/legacyscheme"
    26  	api "k8s.io/kubernetes/pkg/apis/core"
    27  	"k8s.io/kubernetes/pkg/apis/core/validation"
    28  )
    29  
    30  // strategy implements behavior for ServiceAccount objects
    31  type strategy struct {
    32  	runtime.ObjectTyper
    33  	names.NameGenerator
    34  }
    35  
    36  // Strategy is the default logic that applies when creating and updating ServiceAccount
    37  // objects via the REST API.
    38  var Strategy = strategy{legacyscheme.Scheme, names.SimpleNameGenerator}
    39  
    40  func (strategy) NamespaceScoped() bool {
    41  	return true
    42  }
    43  
    44  func (strategy) PrepareForCreate(ctx context.Context, obj runtime.Object) {
    45  	cleanSecretReferences(obj.(*api.ServiceAccount))
    46  }
    47  
    48  func (strategy) Validate(ctx context.Context, obj runtime.Object) field.ErrorList {
    49  	return validation.ValidateServiceAccount(obj.(*api.ServiceAccount))
    50  }
    51  
    52  // WarningsOnCreate returns warnings for the creation of the given object.
    53  func (strategy) WarningsOnCreate(ctx context.Context, obj runtime.Object) []string { return nil }
    54  
    55  // Canonicalize normalizes the object after validation.
    56  func (strategy) Canonicalize(obj runtime.Object) {
    57  }
    58  
    59  func (strategy) AllowCreateOnUpdate() bool {
    60  	return false
    61  }
    62  
    63  func (strategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) {
    64  	cleanSecretReferences(obj.(*api.ServiceAccount))
    65  }
    66  
    67  func cleanSecretReferences(serviceAccount *api.ServiceAccount) {
    68  	for i, secret := range serviceAccount.Secrets {
    69  		serviceAccount.Secrets[i] = api.ObjectReference{Name: secret.Name}
    70  	}
    71  }
    72  
    73  func (strategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {
    74  	return validation.ValidateServiceAccountUpdate(obj.(*api.ServiceAccount), old.(*api.ServiceAccount))
    75  }
    76  
    77  // WarningsOnUpdate returns warnings for the given update.
    78  func (strategy) WarningsOnUpdate(ctx context.Context, obj, old runtime.Object) []string {
    79  	return nil
    80  }
    81  
    82  func (strategy) AllowUnconditionalUpdate() bool {
    83  	return true
    84  }
    85
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