Merge pull request #108127 from neolit123/1.24-fix-e2e-kubeadm-unversioned-kubelet-cm-defaults

test/e2e_kubeadm: fix matching UnversionedKubeletConfigMap defaults
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Kubernetes Prow Robot 2022-02-16 00:43:38 -08:00 committed by GitHub
commit a06e272124
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@ -17,10 +17,11 @@ limitations under the License.
package kubeadm
import (
"context"
"fmt"
authv1 "k8s.io/api/authorization/v1"
rbacv1 "k8s.io/api/rbac/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/version"
"k8s.io/kubernetes/test/e2e/framework"
@ -37,12 +38,12 @@ var (
kubeletConfigRoleName string
kubeletConfigRoleBindingName string
kubeletConfigConfigMapResource = &authv1.ResourceAttributes{
Namespace: kubeSystemNamespace,
Name: "",
Resource: "configmaps",
Verb: "get",
}
// TODO: remove these versioned strings and related logic once the UnversionedKubeletConfigMap
// feature gate goes GA:
// https://github.com/kubernetes/kubeadm/issues/1582
kubeletConfigConfigMapNameVersioned string
kubeletConfigRoleNameVersioned string
kubeletConfigRoleBindingNameVersioned string
)
// Define container for all the test specification aimed at verifying
@ -79,46 +80,54 @@ var _ = Describe("kubelet-config ConfigMap", func() {
framework.Failf("error reading kubernetesVersion from %s ConfigMap: %v", kubeadmConfigName, err)
}
// Extract the value of the UnversionedKubeletConfigMap feature gate if its present.
// TODO: remove this after the UnversionedKubeletConfigMap feature gate goes GA:
// https://github.com/kubernetes/kubeadm/issues/1582
UnversionedKubeletConfigMap := true
if _, ok := m["featureGates"]; ok {
if featureGates, ok := m["featureGates"].(map[interface{}]interface{}); ok {
if val, ok := featureGates["UnversionedKubeletConfigMap"]; ok {
if valBool, ok := val.(bool); ok {
UnversionedKubeletConfigMap = valBool
} else {
framework.Failf("unable to cast the value of feature gate UnversionedKubeletConfigMap to bool")
}
}
} else {
framework.Failf("unable to cast the featureGates field in the %s ConfigMap", kubeadmConfigName)
}
}
// Computes all the names derived from the kubernetesVersion
kubeletConfigConfigMapName = "kubelet-config"
kubeletConfigRoleName = "kubeadm:kubelet-config"
// TODO: remove this after the UnversionedKubeletConfigMap feature gate goes GA:
// https://github.com/kubernetes/kubeadm/issues/1582
if !UnversionedKubeletConfigMap {
kubeletConfigConfigMapName = fmt.Sprintf("kubelet-config-%d.%d", k8sVersion.Major(), k8sVersion.Minor())
kubeletConfigRoleName = fmt.Sprintf("kubeadm:kubelet-config-%d.%d", k8sVersion.Major(), k8sVersion.Minor())
}
kubeletConfigRoleBindingName = kubeletConfigRoleName
kubeletConfigConfigMapResource.Name = kubeletConfigConfigMapName
kubeletConfigConfigMapNameVersioned = fmt.Sprintf("kubelet-config-%d.%d", k8sVersion.Major(), k8sVersion.Minor())
kubeletConfigRoleNameVersioned = fmt.Sprintf("kubeadm:kubelet-config-%d.%d", k8sVersion.Major(), k8sVersion.Minor())
kubeletConfigRoleBindingNameVersioned = kubeletConfigRoleNameVersioned
})
ginkgo.It("should exist and be properly configured", func() {
cm := GetConfigMap(f.ClientSet, kubeSystemNamespace, kubeletConfigConfigMapName)
// TODO: switch to GetConfigMap once UnversionedKubeletConfigMap feature gate goes GA:
// https://github.com/kubernetes/kubeadm/issues/1582
cm, err := f.ClientSet.CoreV1().
ConfigMaps(kubeSystemNamespace).
Get(context.TODO(), kubeletConfigConfigMapName, metav1.GetOptions{})
if err != nil {
cm, err = f.ClientSet.CoreV1().
ConfigMaps(kubeSystemNamespace).
Get(context.TODO(), kubeletConfigConfigMapNameVersioned, metav1.GetOptions{})
framework.ExpectNoError(err, "error getting ConfigMap %q or %q from namespace %q",
kubeletConfigConfigMapName, kubeletConfigConfigMapNameVersioned, kubeSystemNamespace)
}
gomega.Expect(cm.Data).To(gomega.HaveKey(kubeletConfigConfigMapKey))
})
ginkgo.It("should have related Role and RoleBinding", func() {
ExpectRole(f.ClientSet, kubeSystemNamespace, kubeletConfigRoleName)
ExpectRoleBinding(f.ClientSet, kubeSystemNamespace, kubeletConfigRoleBindingName)
// TODO: switch to ExpectRole(Binding) once UnversionedKubeletConfigMap feature gate goes GA:
// https://github.com/kubernetes/kubeadm/issues/1582
_, err := f.ClientSet.RbacV1().
Roles(kubeSystemNamespace).
Get(context.TODO(), kubeletConfigRoleName, metav1.GetOptions{})
if err != nil {
_, err = f.ClientSet.RbacV1().
Roles(kubeSystemNamespace).
Get(context.TODO(), kubeletConfigRoleNameVersioned, metav1.GetOptions{})
framework.ExpectNoError(err, "error getting Role %q or %q from namespace %q",
kubeletConfigRoleName, kubeletConfigRoleNameVersioned, kubeSystemNamespace)
}
_, err = f.ClientSet.RbacV1().
Roles(kubeSystemNamespace).
Get(context.TODO(), kubeletConfigRoleBindingName, metav1.GetOptions{})
if err != nil {
_, err = f.ClientSet.RbacV1().
Roles(kubeSystemNamespace).
Get(context.TODO(), kubeletConfigRoleBindingNameVersioned, metav1.GetOptions{})
framework.ExpectNoError(err, "error getting RoleBinding %q or %q from namespace %q",
kubeletConfigRoleBindingName, kubeletConfigRoleBindingNameVersioned, kubeSystemNamespace)
}
})
ginkgo.It("should be accessible for bootstrap tokens", func() {