bootstrap_token_cleaner.go

Documentation: k8s.io/kubernetes/test/e2e/lifecycle/bootstrap

     1  /*
     2  Copyright 2017 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 bootstrap
    18  
    19  import (
    20  	"context"
    21  	"time"
    22  
    23  	"github.com/onsi/ginkgo/v2"
    24  
    25  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    26  	clientset "k8s.io/client-go/kubernetes"
    27  	bootstrapapi "k8s.io/cluster-bootstrap/token/api"
    28  	"k8s.io/kubernetes/test/e2e/feature"
    29  	"k8s.io/kubernetes/test/e2e/framework"
    30  	"k8s.io/kubernetes/test/e2e/lifecycle"
    31  	admissionapi "k8s.io/pod-security-admission/api"
    32  )
    33  
    34  var secretNeedClean string
    35  var _ = lifecycle.SIGDescribe(feature.BootstrapTokens, func() {
    36  
    37  	var c clientset.Interface
    38  
    39  	f := framework.NewDefaultFramework("bootstrap-token-cleaner")
    40  	f.NamespacePodSecurityLevel = admissionapi.LevelPrivileged
    41  
    42  	ginkgo.BeforeEach(func() {
    43  		c = f.ClientSet
    44  	})
    45  
    46  	ginkgo.AfterEach(func(ctx context.Context) {
    47  		if len(secretNeedClean) > 0 {
    48  			ginkgo.By("delete the bootstrap token secret")
    49  			err := c.CoreV1().Secrets(metav1.NamespaceSystem).Delete(ctx, secretNeedClean, metav1.DeleteOptions{})
    50  			secretNeedClean = ""
    51  			framework.ExpectNoError(err)
    52  		}
    53  	})
    54  	ginkgo.It("should delete the token secret when the secret expired", func(ctx context.Context) {
    55  		ginkgo.By("create a new expired bootstrap token secret")
    56  		tokenID, err := GenerateTokenID()
    57  		framework.ExpectNoError(err)
    58  		tokenSecret, err := GenerateTokenSecret()
    59  		framework.ExpectNoError(err)
    60  
    61  		secret := newTokenSecret(tokenID, tokenSecret)
    62  		addSecretExpiration(secret, TimeStringFromNow(-time.Hour))
    63  		_, err = c.CoreV1().Secrets(metav1.NamespaceSystem).Create(ctx, secret, metav1.CreateOptions{})
    64  
    65  		framework.ExpectNoError(err)
    66  
    67  		ginkgo.By("wait for the bootstrap token secret be deleted")
    68  		err = WaitForBootstrapTokenSecretToDisappear(c, tokenID)
    69  		framework.ExpectNoError(err)
    70  	})
    71  
    72  	ginkgo.It("should not delete the token secret when the secret is not expired", func(ctx context.Context) {
    73  		ginkgo.By("create a new expired bootstrap token secret")
    74  		tokenID, err := GenerateTokenID()
    75  		framework.ExpectNoError(err)
    76  		tokenSecret, err := GenerateTokenSecret()
    77  		framework.ExpectNoError(err)
    78  		secret := newTokenSecret(tokenID, tokenSecret)
    79  		addSecretExpiration(secret, TimeStringFromNow(time.Hour))
    80  		_, err = c.CoreV1().Secrets(metav1.NamespaceSystem).Create(ctx, secret, metav1.CreateOptions{})
    81  		secretNeedClean = bootstrapapi.BootstrapTokenSecretPrefix + tokenID
    82  		framework.ExpectNoError(err)
    83  
    84  		ginkgo.By("wait for the bootstrap token secret not be deleted")
    85  		err = WaitForBootstrapTokenSecretNotDisappear(c, tokenID, 20*time.Second)
    86  		framework.ExpectNoError(err)
    87  	})
    88  })
    89
View as plain text