mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-08-10 04:27:54 +00:00
100 lines
3.4 KiB
Go
100 lines
3.4 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package uploadconfig
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import (
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"context"
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"reflect"
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"testing"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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clientsetfake "k8s.io/client-go/kubernetes/fake"
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kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
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kubeadmscheme "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/scheme"
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kubeadmconstants "k8s.io/kubernetes/cmd/kubeadm/app/constants"
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configutil "k8s.io/kubernetes/cmd/kubeadm/app/util/config"
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)
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func TestUploadConfiguration(t *testing.T) {
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tests := []struct {
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name string
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updateExisting bool
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verifyResult bool
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}{
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{
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name: "basic validation with correct key",
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verifyResult: true,
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},
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{
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name: "update existing should report no error",
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updateExisting: true,
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verifyResult: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t2 *testing.T) {
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cfg, err := configutil.DefaultedStaticInitConfiguration()
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if err != nil {
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t2.Fatalf("UploadConfiguration() error = %v", err)
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}
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cfg.ComponentConfigs = kubeadmapi.ComponentConfigMap{}
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cfg.ClusterConfiguration.KubernetesVersion = kubeadmconstants.MinimumControlPlaneVersion.WithPatch(10).String()
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cfg.NodeRegistration.Name = "node-foo"
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cfg.NodeRegistration.CRISocket = kubeadmconstants.UnknownCRISocket
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client := clientsetfake.NewSimpleClientset()
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// For idempotent test, we check the result of the second call.
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if err := UploadConfiguration(cfg, client); err != nil {
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t2.Fatalf("UploadConfiguration() error = %v", err)
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}
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if tt.updateExisting {
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if err := UploadConfiguration(cfg, client); err != nil {
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t2.Fatalf("UploadConfiguration() error = %v", err)
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}
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}
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if tt.verifyResult {
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controlPlaneCfg, err := client.CoreV1().ConfigMaps(metav1.NamespaceSystem).Get(context.TODO(), kubeadmconstants.KubeadmConfigConfigMap, metav1.GetOptions{})
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if err != nil {
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t2.Fatalf("Fail to query ConfigMap error = %v", err)
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}
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configData := controlPlaneCfg.Data[kubeadmconstants.ClusterConfigurationConfigMapKey]
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if configData == "" {
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t2.Fatal("Fail to find ClusterConfigurationConfigMapKey key")
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}
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decodedCfg := &kubeadmapi.ClusterConfiguration{}
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if err := runtime.DecodeInto(kubeadmscheme.Codecs.UniversalDecoder(), []byte(configData), decodedCfg); err != nil {
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t2.Fatalf("unable to decode config from bytes: %v", err)
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}
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if len(decodedCfg.ComponentConfigs) != 0 {
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t2.Errorf("unexpected component configs in decodedCfg: %d", len(decodedCfg.ComponentConfigs))
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}
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// Force initialize with an empty map so that reflect.DeepEqual works
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decodedCfg.ComponentConfigs = kubeadmapi.ComponentConfigMap{}
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if !reflect.DeepEqual(decodedCfg, &cfg.ClusterConfiguration) {
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t2.Errorf("the initial and decoded ClusterConfiguration didn't match:\n%#v\n===\n%#v", decodedCfg, &cfg.ClusterConfiguration)
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}
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}
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})
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}
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}
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