/
storage.go
195 lines (165 loc) · 6.86 KB
/
storage.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use
* this file except in compliance with the License. You may obtain a copy of the
* License at
*
* https://opensource.org/licenses/Apache-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package storage
import (
"context"
"fmt"
"tkestack.io/tke/pkg/apiserver/authentication"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metainternal "k8s.io/apimachinery/pkg/apis/meta/internalversion"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apiserver/pkg/registry/generic"
"k8s.io/apiserver/pkg/registry/generic/registry"
"k8s.io/apiserver/pkg/registry/rest"
"tkestack.io/tke/api/auth"
apiserverutil "tkestack.io/tke/pkg/apiserver/util"
"tkestack.io/tke/pkg/auth/registry/apikey"
"tkestack.io/tke/pkg/auth/util"
"tkestack.io/tke/pkg/util/log"
authinternalclient "tkestack.io/tke/api/client/clientset/internalversion/typed/auth/internalversion"
)
// Storage includes storage for identities and all sub resources.
type Storage struct {
APIKey *REST
Password *PasswordREST
Token *TokenREST
Status *StatusREST
}
// NewStorage returns a Storage object that will work against identify.
func NewStorage(optsGetter generic.RESTOptionsGetter, authClient authinternalclient.AuthInterface, keySigner util.KeySigner, privilegedUsername string) *Storage {
strategy := apikey.NewStrategy(keySigner, privilegedUsername)
store := ®istry.Store{
NewFunc: func() runtime.Object { return &auth.APIKey{} },
NewListFunc: func() runtime.Object { return &auth.APIKeyList{} },
DefaultQualifiedResource: auth.Resource("apikeys"),
CreateStrategy: strategy,
UpdateStrategy: strategy,
DeleteStrategy: strategy,
Decorator: apikey.Decorator,
PredicateFunc: apikey.MatchAPIKey,
}
store.TableConvertor = rest.NewDefaultTableConvertor(store.DefaultQualifiedResource)
options := &generic.StoreOptions{
RESTOptions: optsGetter,
AttrFunc: apikey.GetAttrs,
}
if err := store.CompleteWithOptions(options); err != nil {
log.Panic("Failed to create local identity etcd rest storage", log.Err(err))
}
statusStore := *store
statusStore.UpdateStrategy = apikey.NewStatusStrategy(strategy)
return &Storage{
APIKey: &REST{store, keySigner, privilegedUsername},
Password: &PasswordREST{
apiKeyStore: store,
keySigner: keySigner,
authClient: authClient,
},
Token: &TokenREST{
apiKeyStore: store,
keySigner: keySigner,
},
Status: &StatusREST{&statusStore},
}
}
// ValidateGetObjectAndTenantID validate name and tenantID, if success return apiKey
func ValidateGetObjectAndTenantID(ctx context.Context, store *registry.Store, name string, options *metav1.GetOptions) (runtime.Object, error) {
obj, err := store.Get(ctx, name, options)
if err != nil {
return nil, err
}
o := obj.(*auth.APIKey)
if err := util.FilterAPIKey(ctx, o); err != nil {
return nil, err
}
return o, nil
}
// ValidateListObject validate if list by admin, if false, filter deleted apikey.
func ValidateListObjectAndTenantID(ctx context.Context, store *registry.Store, options *metainternal.ListOptions) (runtime.Object, error) {
wrappedOptions := apiserverutil.PredicateListOptions(ctx, options)
wrappedOptions = util.PredicateUserNameListOptions(ctx, wrappedOptions)
obj, err := store.List(ctx, wrappedOptions)
if err != nil {
return obj, err
}
return obj, nil
}
// REST implements a RESTStorage for identities against etcd.
type REST struct {
*registry.Store
keySigner util.KeySigner
privilegedUsername string
}
var _ rest.ShortNamesProvider = &REST{}
var _ rest.Lister = &REST{}
var _ rest.Updater = &REST{}
var _ rest.Getter = &REST{}
var _ rest.CollectionDeleter = &REST{}
var _ rest.GracefulDeleter = &REST{}
var _ rest.Scoper = &REST{}
// ShortNames implements the ShortNamesProvider interface. Returns a list of short names for a resource.
func (r *REST) ShortNames() []string {
return []string{"apk"}
}
func (r *REST) New() runtime.Object {
return &auth.APIKey{}
}
// List selects resources in the storage which match to the selector. 'options' can be nil.
func (r *REST) List(ctx context.Context, options *metainternal.ListOptions) (runtime.Object, error) {
return ValidateListObjectAndTenantID(ctx, r.Store, options)
}
// DeleteCollection selects all resources in the storage matching given 'listOptions'
// and deletes them.
func (r *REST) DeleteCollection(ctx context.Context, deleteValidation rest.ValidateObjectFunc, options *metav1.DeleteOptions, listOptions *metainternal.ListOptions) (runtime.Object, error) {
return r.Store.DeleteCollection(ctx, deleteValidation, options, listOptions)
}
// Get finds a resource in the storage by name and returns it.
func (r *REST) Get(ctx context.Context, name string, options *metav1.GetOptions) (runtime.Object, error) {
return ValidateGetObjectAndTenantID(ctx, r.Store, name, options)
}
// Update alters the object subset of an object.
func (r *REST) Update(ctx context.Context, name string, objInfo rest.UpdatedObjectInfo, createValidation rest.ValidateObjectFunc, updateValidation rest.ValidateObjectUpdateFunc, forceAllowCreate bool, options *metav1.UpdateOptions) (runtime.Object, bool, error) {
// We are explicitly setting forceAllowCreate to false in the call to the underlying storage because
// subresources should never allow create on update.
_, err := ValidateGetObjectAndTenantID(ctx, r.Store, name, &metav1.GetOptions{})
if err != nil {
return nil, false, err
}
return r.Store.Update(ctx, name, objInfo, createValidation, updateValidation, false, options)
}
// Delete enforces life-cycle rules for api key termination
func (r *REST) Delete(ctx context.Context, name string, deleteValidation rest.ValidateObjectFunc, options *metav1.DeleteOptions) (runtime.Object, bool, error) {
obj, err := ValidateGetObjectAndTenantID(ctx, r.Store, name, &metav1.GetOptions{})
if err != nil {
return nil, false, err
}
userName, tenantID := authentication.UsernameAndTenantID(ctx)
if tenantID == "" {
return r.Store.Delete(ctx, name, deleteValidation, options)
}
apiKey := obj.(*auth.APIKey)
tokenInfo, err := r.keySigner.Verify(ctx, apiKey.Spec.APIkey)
if tokenInfo != nil {
if tokenInfo.UserName != userName {
return nil, false, apierrors.NewForbidden(auth.Resource("apiKeys"), name, fmt.Errorf("forbid to delete"))
}
return r.Store.Delete(ctx, name, deleteValidation, options)
}
return nil, false, apierrors.NewInternalError(err)
}