mirror of https://github.com/k3s-io/k3s
118 lines
3.9 KiB
Go
118 lines
3.9 KiB
Go
/*
|
|
Copyright 2019 The Kubernetes Authors.
|
|
|
|
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 e2e_kubeadm
|
|
|
|
import (
|
|
yaml "gopkg.in/yaml.v2"
|
|
authv1 "k8s.io/api/authorization/v1"
|
|
rbacv1 "k8s.io/api/rbac/v1"
|
|
clientset "k8s.io/client-go/kubernetes"
|
|
"k8s.io/kubernetes/test/e2e/framework"
|
|
|
|
. "github.com/onsi/ginkgo"
|
|
. "github.com/onsi/gomega"
|
|
)
|
|
|
|
const (
|
|
kubeadmConfigName = "kubeadm-config"
|
|
kubeadmConfigRoleName = "kubeadm:nodes-kubeadm-config"
|
|
kubeadmConfigRoleBindingName = kubeadmConfigRoleName
|
|
kubeadmConfigClusterConfigurationConfigMapKey = "ClusterConfiguration"
|
|
kubeadmConfigClusterStatusConfigMapKey = "ClusterStatus"
|
|
)
|
|
|
|
var (
|
|
kubeadmConfigConfigMapResource = &authv1.ResourceAttributes{
|
|
Namespace: kubeSystemNamespace,
|
|
Name: kubeadmConfigName,
|
|
Resource: "configmaps",
|
|
Verb: "get",
|
|
}
|
|
)
|
|
|
|
// Define container for all the test specification aimed at verifying
|
|
// that kubeadm creates the cluster-info ConfigMap, that it is properly configured
|
|
// and that all the related RBAC rules are in place
|
|
var _ = KubeadmDescribe("kubeadm-config ConfigMap", func() {
|
|
|
|
// Get an instance of the k8s test framework
|
|
f := framework.NewDefaultFramework("kubeadm-config")
|
|
|
|
// Tests in this container are not expected to create new objects in the cluster
|
|
// so we are disabling the creation of a namespace in order to get a faster execution
|
|
f.SkipNamespaceCreation = true
|
|
|
|
It("should exist and be properly configured", func() {
|
|
cm := GetConfigMap(f.ClientSet, kubeSystemNamespace, kubeadmConfigName)
|
|
|
|
Expect(cm.Data).To(HaveKey(kubeadmConfigClusterConfigurationConfigMapKey))
|
|
Expect(cm.Data).To(HaveKey(kubeadmConfigClusterStatusConfigMapKey))
|
|
|
|
m := unmarshalYaml(cm.Data[kubeadmConfigClusterStatusConfigMapKey])
|
|
if _, ok := m["apiEndpoints"]; ok {
|
|
d := m["apiEndpoints"].(map[interface{}]interface{})
|
|
// get all control-plane nodes
|
|
controlPlanes := getControlPlaneNodes(f.ClientSet)
|
|
|
|
// checks that all the control-plane nodes are in the apiEndpoints list
|
|
for _, cp := range controlPlanes.Items {
|
|
if _, ok := d[cp.Name]; !ok {
|
|
framework.Failf("failed to get apiEndpoints for control-plane %s in %s", cp.Name, kubeadmConfigClusterStatusConfigMapKey)
|
|
}
|
|
}
|
|
} else {
|
|
framework.Failf("failed to get apiEndpoints from %s", kubeadmConfigClusterStatusConfigMapKey)
|
|
}
|
|
})
|
|
|
|
It("should have related Role and RoleBinding", func() {
|
|
ExpectRole(f.ClientSet, kubeSystemNamespace, kubeadmConfigRoleName)
|
|
ExpectRoleBinding(f.ClientSet, kubeSystemNamespace, kubeadmConfigRoleBindingName)
|
|
})
|
|
|
|
It("should be accessible for bootstrap tokens", func() {
|
|
ExpectSubjectHasAccessToResource(f.ClientSet,
|
|
rbacv1.GroupKind, bootstrapTokensGroup,
|
|
kubeadmConfigConfigMapResource,
|
|
)
|
|
})
|
|
|
|
It("should be accessible for for nodes", func() {
|
|
ExpectSubjectHasAccessToResource(f.ClientSet,
|
|
rbacv1.GroupKind, nodesGroup,
|
|
kubeadmConfigConfigMapResource,
|
|
)
|
|
})
|
|
})
|
|
|
|
func getClusterConfiguration(c clientset.Interface) map[interface{}]interface{} {
|
|
cm := GetConfigMap(c, kubeSystemNamespace, kubeadmConfigName)
|
|
|
|
Expect(cm.Data).To(HaveKey(kubeadmConfigClusterConfigurationConfigMapKey))
|
|
|
|
return unmarshalYaml(cm.Data[kubeadmConfigClusterConfigurationConfigMapKey])
|
|
}
|
|
|
|
func unmarshalYaml(data string) map[interface{}]interface{} {
|
|
m := make(map[interface{}]interface{})
|
|
err := yaml.Unmarshal([]byte(data), &m)
|
|
if err != nil {
|
|
framework.Failf("error parsing %s ConfigMap: %v", kubeadmConfigName, err)
|
|
}
|
|
return m
|
|
}
|