storage_authentication.go

Documentation: k8s.io/kubernetes/pkg/registry/authentication/rest

     1  /*
     2  Copyright 2016 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 rest
    18  
    19  import (
    20  	authenticationv1 "k8s.io/api/authentication/v1"
    21  	authenticationv1alpha1 "k8s.io/api/authentication/v1alpha1"
    22  	authenticationv1beta1 "k8s.io/api/authentication/v1beta1"
    23  	"k8s.io/apiserver/pkg/authentication/authenticator"
    24  	"k8s.io/apiserver/pkg/registry/generic"
    25  	"k8s.io/apiserver/pkg/registry/rest"
    26  	genericapiserver "k8s.io/apiserver/pkg/server"
    27  	serverstorage "k8s.io/apiserver/pkg/server/storage"
    28  	"k8s.io/kubernetes/pkg/api/legacyscheme"
    29  	"k8s.io/kubernetes/pkg/apis/authentication"
    30  	"k8s.io/kubernetes/pkg/registry/authentication/selfsubjectreview"
    31  	"k8s.io/kubernetes/pkg/registry/authentication/tokenreview"
    32  )
    33  
    34  type RESTStorageProvider struct {
    35  	Authenticator authenticator.Request
    36  	APIAudiences  authenticator.Audiences
    37  }
    38  
    39  func (p RESTStorageProvider) NewRESTStorage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) (genericapiserver.APIGroupInfo, error) {
    40  	// TODO figure out how to make the swagger generation stable, while allowing this endpoint to be disabled.
    41  	// if p.Authenticator == nil {
    42  	// 	return genericapiserver.APIGroupInfo{}, false
    43  	// }
    44  
    45  	apiGroupInfo := genericapiserver.NewDefaultAPIGroupInfo(authentication.GroupName, legacyscheme.Scheme, legacyscheme.ParameterCodec, legacyscheme.Codecs)
    46  	// If you add a version here, be sure to add an entry in `k8s.io/kubernetes/cmd/kube-apiserver/app/aggregator.go with specific priorities.
    47  	// TODO refactor the plumbing to provide the information in the APIGroupInfo
    48  
    49  	if storageMap := p.v1alpha1Storage(apiResourceConfigSource, restOptionsGetter); len(storageMap) > 0 {
    50  		apiGroupInfo.VersionedResourcesStorageMap[authenticationv1alpha1.SchemeGroupVersion.Version] = storageMap
    51  	}
    52  
    53  	if storageMap := p.v1beta1Storage(apiResourceConfigSource, restOptionsGetter); len(storageMap) > 0 {
    54  		apiGroupInfo.VersionedResourcesStorageMap[authenticationv1beta1.SchemeGroupVersion.Version] = storageMap
    55  	}
    56  
    57  	if storageMap := p.v1Storage(apiResourceConfigSource, restOptionsGetter); len(storageMap) > 0 {
    58  		apiGroupInfo.VersionedResourcesStorageMap[authenticationv1.SchemeGroupVersion.Version] = storageMap
    59  	}
    60  
    61  	return apiGroupInfo, nil
    62  }
    63  
    64  func (p RESTStorageProvider) v1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) map[string]rest.Storage {
    65  	storage := map[string]rest.Storage{}
    66  
    67  	// tokenreviews
    68  	if resource := "tokenreviews"; apiResourceConfigSource.ResourceEnabled(authenticationv1.SchemeGroupVersion.WithResource(resource)) {
    69  		tokenReviewStorage := tokenreview.NewREST(p.Authenticator, p.APIAudiences)
    70  		storage[resource] = tokenReviewStorage
    71  	}
    72  	if resource := "selfsubjectreviews"; apiResourceConfigSource.ResourceEnabled(authenticationv1.SchemeGroupVersion.WithResource(resource)) {
    73  		selfSRStorage := selfsubjectreview.NewREST()
    74  		storage[resource] = selfSRStorage
    75  	}
    76  
    77  	return storage
    78  }
    79  
    80  func (p RESTStorageProvider) v1alpha1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) map[string]rest.Storage {
    81  	storage := map[string]rest.Storage{}
    82  
    83  	// selfsubjectreviews
    84  	if resource := "selfsubjectreviews"; apiResourceConfigSource.ResourceEnabled(authenticationv1alpha1.SchemeGroupVersion.WithResource(resource)) {
    85  		selfSRStorage := selfsubjectreview.NewREST()
    86  		storage[resource] = selfSRStorage
    87  	}
    88  	return storage
    89  }
    90  
    91  func (p RESTStorageProvider) v1beta1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) map[string]rest.Storage {
    92  	storage := map[string]rest.Storage{}
    93  
    94  	// selfsubjectreviews
    95  	if resource := "selfsubjectreviews"; apiResourceConfigSource.ResourceEnabled(authenticationv1beta1.SchemeGroupVersion.WithResource(resource)) {
    96  		selfSRStorage := selfsubjectreview.NewREST()
    97  		storage[resource] = selfSRStorage
    98  	}
    99  	return storage
   100  }
   101  
   102  func (p RESTStorageProvider) GroupName() string {
   103  	return authentication.GroupName
   104  }
   105
View as plain text