-
-
Notifications
You must be signed in to change notification settings - Fork 738
/
serviceaccount.go
67 lines (57 loc) · 2.13 KB
/
serviceaccount.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
/*
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
http://www.apache.org/licenses/LICENSE-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 OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package oracle
import (
"context"
"github.com/oracle/oci-go-sdk/v65/common/auth"
authv1 "k8s.io/api/authentication/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
esmeta "github.com/external-secrets/external-secrets/apis/meta/v1"
)
// TokenProvider implements the ServiceAccountTokenProvider interface to create service account tokens for OCI authentication.
type TokenProvider struct {
Name string
Namespace string
Audiences []string
Clientset kubernetes.Interface
}
var _ auth.ServiceAccountTokenProvider = &TokenProvider{}
// NewTokenProvider creates a new TokenProvider for a given service account.
func NewTokenProvider(clientset kubernetes.Interface, serviceAccountRef *esmeta.ServiceAccountSelector, namespace string) *TokenProvider {
// "api" is the default OCI workload identity audience.
audiences := []string{"api"}
if len(serviceAccountRef.Audiences) > 0 {
audiences = append(audiences, serviceAccountRef.Audiences...)
}
if serviceAccountRef.Namespace != nil {
namespace = *serviceAccountRef.Namespace
}
return &TokenProvider{
Name: serviceAccountRef.Name,
Namespace: namespace,
Audiences: audiences,
Clientset: clientset,
}
}
// ServiceAccountToken creates a new service account token for OCI authentication.
func (t *TokenProvider) ServiceAccountToken() (string, error) {
tok, err := t.Clientset.CoreV1().ServiceAccounts(t.Namespace).CreateToken(context.Background(), t.Name, &authv1.TokenRequest{
Spec: authv1.TokenRequestSpec{
Audiences: t.Audiences,
},
}, metav1.CreateOptions{})
if err != nil {
return "", err
}
return tok.Status.Token, nil
}