Revert "[pkg/token]: Update credential API version"

README.md

@@ -171,7 +171,7 @@ users:
 - name: kubernetes-admin
   user:
     exec:
-      apiVersion: client.authentication.k8s.io/v1beta1
+      apiVersion: client.authentication.k8s.io/v1alpha1
       command: aws-iam-authenticator
       args:
         - "token"
@@ -260,7 +260,7 @@ users:
 - name: aws
   user:
     exec:
-      apiVersion: client.authentication.k8s.io/v1beta1
+      apiVersion: client.authentication.k8s.io/v1alpha1
       command: aws-iam-authenticator
       env:
       - name: "AWS_PROFILE"

go.mod

@@ -12,11 +12,11 @@ require (
 	github.com/spf13/viper v1.7.0
 	golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac
 	gopkg.in/yaml.v2 v2.4.0
-	k8s.io/api v0.22.1
-	k8s.io/apimachinery v0.22.1
-	k8s.io/client-go v0.22.1
-	k8s.io/code-generator v0.22.1
-	k8s.io/component-base v0.22.1
-	k8s.io/sample-controller v0.22.1
+	k8s.io/api v0.21.11
+	k8s.io/apimachinery v0.21.11
+	k8s.io/client-go v0.21.11
+	k8s.io/code-generator v0.21.11
+	k8s.io/component-base v0.21.11
+	k8s.io/sample-controller v0.21.11
 	sigs.k8s.io/yaml v1.2.0
 )

pkg/token/token.go

@@ -38,7 +38,7 @@ import (
 	"github.com/aws/aws-sdk-go/service/sts/stsiface"
 	"github.com/sirupsen/logrus"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	clientauthv1beta1 "k8s.io/client-go/pkg/apis/clientauthentication/v1beta1"
+	clientauthv1alpha1 "k8s.io/client-go/pkg/apis/clientauthentication/v1alpha1"
 	"sigs.k8s.io/aws-iam-authenticator/pkg"
 	"sigs.k8s.io/aws-iam-authenticator/pkg/arn"
 	"sigs.k8s.io/aws-iam-authenticator/pkg/metrics"
@@ -339,12 +339,12 @@ func (g generator) GetWithSTS(clusterID string, stsAPI stsiface.STSAPI) (Token,
 // FormatJSON formats the json to support ExecCredential authentication
 func (g generator) FormatJSON(token Token) string {
 	expirationTimestamp := metav1.NewTime(token.Expiration)
-	execInput := &clientauthv1beta1.ExecCredential{
+	execInput := &clientauthv1alpha1.ExecCredential{
 		TypeMeta: metav1.TypeMeta{
-			APIVersion: "client.authentication.k8s.io/v1beta1",
+			APIVersion: "client.authentication.k8s.io/v1alpha1",
 			Kind:       "ExecCredential",
 		},
-		Status: &clientauthv1beta1.ExecCredentialStatus{
+		Status: &clientauthv1alpha1.ExecCredentialStatus{
 			ExpirationTimestamp: &expirationTimestamp,
 			Token:               token.Token,
 		},