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821 lines
29 KiB
Go
821 lines
29 KiB
Go
/*
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Copyright 2016 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 validation
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import (
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"strings"
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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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"k8s.io/apimachinery/pkg/util/validation/field"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/apis/apps"
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)
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func TestValidateStatefulSet(t *testing.T) {
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validLabels := map[string]string{"a": "b"}
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validPodTemplate := api.PodTemplate{
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Template: api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: validLabels,
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},
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Spec: api.PodSpec{
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RestartPolicy: api.RestartPolicyAlways,
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DNSPolicy: api.DNSClusterFirst,
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Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
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},
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},
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}
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invalidLabels := map[string]string{"NoUppercaseOrSpecialCharsLike=Equals": "b"}
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invalidPodTemplate := api.PodTemplate{
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Template: api.PodTemplateSpec{
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Spec: api.PodSpec{
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RestartPolicy: api.RestartPolicyAlways,
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DNSPolicy: api.DNSClusterFirst,
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},
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ObjectMeta: metav1.ObjectMeta{
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Labels: invalidLabels,
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},
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},
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}
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successCases := []apps.StatefulSet{
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{
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "abc-123", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "abc-123", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.ParallelPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "abc-123", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.OnDeleteStatefulSetStrategyType},
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},
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "abc-123", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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Replicas: 3,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{
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Type: apps.RollingUpdateStatefulSetStrategyType,
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RollingUpdate: func() *apps.RollingUpdateStatefulSetStrategy {
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return &apps.RollingUpdateStatefulSetStrategy{Partition: 2}
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}()},
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},
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},
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}
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for _, successCase := range successCases {
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if errs := ValidateStatefulSet(&successCase); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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}
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errorCases := map[string]apps.StatefulSet{
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"zero-length ID": {
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ObjectMeta: metav1.ObjectMeta{Name: "", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"missing-namespace": {
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ObjectMeta: metav1.ObjectMeta{Name: "abc-123"},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"empty selector": {
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"selector_doesnt_match": {
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"invalid manifest": {
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"negative_replicas": {
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Replicas: -1,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"invalid_label": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "abc-123",
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Namespace: metav1.NamespaceDefault,
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Labels: map[string]string{
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"NoUppercaseOrSpecialCharsLike=Equals": "bar",
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},
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},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"invalid_label 2": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "abc-123",
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Namespace: metav1.NamespaceDefault,
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Labels: map[string]string{
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"NoUppercaseOrSpecialCharsLike=Equals": "bar",
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},
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},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Template: invalidPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"invalid_annotation": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "abc-123",
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Namespace: metav1.NamespaceDefault,
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Annotations: map[string]string{
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"NoUppercaseOrSpecialCharsLike=Equals": "bar",
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},
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},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"invalid restart policy 1": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "abc-123",
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Namespace: metav1.NamespaceDefault,
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},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: api.PodTemplateSpec{
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Spec: api.PodSpec{
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RestartPolicy: api.RestartPolicyOnFailure,
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DNSPolicy: api.DNSClusterFirst,
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Containers: []api.Container{{Name: "ctr", Image: "image", ImagePullPolicy: "IfNotPresent"}},
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},
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ObjectMeta: metav1.ObjectMeta{
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Labels: validLabels,
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},
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},
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"invalid restart policy 2": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "abc-123",
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Namespace: metav1.NamespaceDefault,
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},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: api.PodTemplateSpec{
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Spec: api.PodSpec{
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RestartPolicy: api.RestartPolicyNever,
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DNSPolicy: api.DNSClusterFirst,
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Containers: []api.Container{{Name: "ctr", Image: "image", ImagePullPolicy: "IfNotPresent"}},
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},
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ObjectMeta: metav1.ObjectMeta{
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Labels: validLabels,
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},
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},
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
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},
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"invalid udpate strategy": {
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ObjectMeta: metav1.ObjectMeta{Name: "abc-123", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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Replicas: 3,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: "foo"},
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},
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},
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"negative parition": {
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ObjectMeta: metav1.ObjectMeta{Name: "abc-123", Namespace: metav1.NamespaceDefault},
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Spec: apps.StatefulSetSpec{
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PodManagementPolicy: apps.OrderedReadyPodManagement,
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
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Template: validPodTemplate.Template,
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Replicas: 3,
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType,
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RollingUpdate: func() *apps.RollingUpdateStatefulSetStrategy {
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return &apps.RollingUpdateStatefulSetStrategy{Partition: -1}
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}()},
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},
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},
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}
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for k, v := range errorCases {
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errs := ValidateStatefulSet(&v)
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if len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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for i := range errs {
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field := errs[i].Field
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if !strings.HasPrefix(field, "spec.template.") &&
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field != "metadata.name" &&
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field != "metadata.namespace" &&
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field != "spec.selector" &&
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field != "spec.template" &&
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field != "GCEPersistentDisk.ReadOnly" &&
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field != "spec.replicas" &&
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field != "spec.template.labels" &&
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field != "metadata.annotations" &&
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field != "metadata.labels" &&
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field != "status.replicas" &&
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field != "spec.updateStrategy" &&
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field != "spec.updateStrategy.rollingUpdate" &&
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field != "spec.updateStrategy.rollingUpdate.partition" {
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t.Errorf("%s: missing prefix for: %v", k, errs[i])
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}
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}
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}
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}
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func TestValidateStatefulSetStatus(t *testing.T) {
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observedGenerationMinusOne := int64(-1)
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collisionCountMinusOne := int32(-1)
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tests := []struct {
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name string
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replicas int32
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readyReplicas int32
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currentReplicas int32
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updatedReplicas int32
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observedGeneration *int64
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collisionCount *int32
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expectedErr bool
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}{
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{
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name: "valid status",
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replicas: 3,
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readyReplicas: 3,
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currentReplicas: 2,
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updatedReplicas: 1,
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expectedErr: false,
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},
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{
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name: "invalid replicas",
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replicas: -1,
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readyReplicas: 3,
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currentReplicas: 2,
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updatedReplicas: 1,
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expectedErr: true,
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},
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{
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name: "invalid readyReplicas",
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replicas: 3,
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readyReplicas: -1,
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currentReplicas: 2,
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updatedReplicas: 1,
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expectedErr: true,
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},
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{
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name: "invalid currentReplicas",
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replicas: 3,
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readyReplicas: 3,
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currentReplicas: -1,
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updatedReplicas: 1,
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expectedErr: true,
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},
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{
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name: "invalid updatedReplicas",
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replicas: 3,
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readyReplicas: 3,
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currentReplicas: 2,
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updatedReplicas: -1,
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expectedErr: true,
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},
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{
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name: "invalid observedGeneration",
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replicas: 3,
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readyReplicas: 3,
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currentReplicas: 2,
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updatedReplicas: 1,
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observedGeneration: &observedGenerationMinusOne,
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expectedErr: true,
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},
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{
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name: "invalid collisionCount",
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replicas: 3,
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readyReplicas: 3,
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currentReplicas: 2,
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updatedReplicas: 1,
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collisionCount: &collisionCountMinusOne,
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expectedErr: true,
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},
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{
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name: "readyReplicas greater than replicas",
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replicas: 3,
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readyReplicas: 4,
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currentReplicas: 2,
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updatedReplicas: 1,
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expectedErr: true,
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},
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{
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name: "currentReplicas greater than replicas",
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replicas: 3,
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readyReplicas: 3,
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currentReplicas: 4,
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updatedReplicas: 1,
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expectedErr: true,
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},
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{
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name: "updatedReplicas greater than replicas",
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replicas: 3,
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readyReplicas: 3,
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currentReplicas: 2,
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updatedReplicas: 4,
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expectedErr: true,
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},
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}
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for _, test := range tests {
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status := apps.StatefulSetStatus{
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Replicas: test.replicas,
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ReadyReplicas: test.readyReplicas,
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CurrentReplicas: test.currentReplicas,
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UpdatedReplicas: test.updatedReplicas,
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ObservedGeneration: test.observedGeneration,
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CollisionCount: test.collisionCount,
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}
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errs := ValidateStatefulSetStatus(&status, field.NewPath("status"))
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if hasErr := len(errs) > 0; hasErr != test.expectedErr {
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t.Errorf("%s: expected error: %t, got error: %t\nerrors: %s", test.name, test.expectedErr, hasErr, errs.ToAggregate().Error())
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}
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}
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}
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|
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func TestValidateStatefulSetUpdate(t *testing.T) {
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validLabels := map[string]string{"a": "b"}
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validPodTemplate := api.PodTemplate{
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Template: api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
|
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Labels: validLabels,
|
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},
|
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Spec: api.PodSpec{
|
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RestartPolicy: api.RestartPolicyAlways,
|
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DNSPolicy: api.DNSClusterFirst,
|
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Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
|
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},
|
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},
|
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}
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|
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addContainersValidTemplate := validPodTemplate.DeepCopy()
|
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addContainersValidTemplate.Template.Spec.Containers = append(addContainersValidTemplate.Template.Spec.Containers,
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api.Container{Name: "def", Image: "image2", ImagePullPolicy: "IfNotPresent"})
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if len(addContainersValidTemplate.Template.Spec.Containers) != len(validPodTemplate.Template.Spec.Containers)+1 {
|
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t.Errorf("failure during test setup: template %v should have more containers than template %v", addContainersValidTemplate, validPodTemplate)
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}
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|
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readWriteVolumePodTemplate := api.PodTemplate{
|
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Template: api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
|
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Labels: validLabels,
|
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},
|
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Spec: api.PodSpec{
|
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RestartPolicy: api.RestartPolicyAlways,
|
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DNSPolicy: api.DNSClusterFirst,
|
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Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
|
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Volumes: []api.Volume{{Name: "gcepd", VolumeSource: api.VolumeSource{GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{PDName: "my-PD", FSType: "ext4", Partition: 1, ReadOnly: false}}}},
|
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},
|
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},
|
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}
|
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invalidLabels := map[string]string{"NoUppercaseOrSpecialCharsLike=Equals": "b"}
|
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invalidPodTemplate := api.PodTemplate{
|
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Template: api.PodTemplateSpec{
|
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Spec: api.PodSpec{
|
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RestartPolicy: api.RestartPolicyAlways,
|
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DNSPolicy: api.DNSClusterFirst,
|
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},
|
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ObjectMeta: metav1.ObjectMeta{
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Labels: invalidLabels,
|
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},
|
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},
|
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}
|
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type psUpdateTest struct {
|
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old apps.StatefulSet
|
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update apps.StatefulSet
|
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}
|
|
successCases := []psUpdateTest{
|
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{
|
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old: apps.StatefulSet{
|
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
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Spec: apps.StatefulSetSpec{
|
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PodManagementPolicy: apps.OrderedReadyPodManagement,
|
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
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Template: validPodTemplate.Template,
|
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UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
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},
|
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},
|
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update: apps.StatefulSet{
|
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
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Spec: apps.StatefulSetSpec{
|
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PodManagementPolicy: apps.OrderedReadyPodManagement,
|
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Replicas: 3,
|
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Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
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Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: addContainersValidTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: addContainersValidTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, successCase := range successCases {
|
|
successCase.old.ObjectMeta.ResourceVersion = "1"
|
|
successCase.update.ObjectMeta.ResourceVersion = "1"
|
|
if errs := ValidateStatefulSetUpdate(&successCase.update, &successCase.old); len(errs) != 0 {
|
|
t.Errorf("expected success: %v", errs)
|
|
}
|
|
}
|
|
errorCases := map[string]psUpdateTest{
|
|
"more than one read/write": {
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Replicas: 2,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: readWriteVolumePodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
"empty pod creation policy": {
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Replicas: 3,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
"invalid pod creation policy": {
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.PodManagementPolicyType("Other"),
|
|
Replicas: 3,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
"invalid selector": {
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Replicas: 2,
|
|
Selector: &metav1.LabelSelector{MatchLabels: invalidLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
"invalid pod": {
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Replicas: 2,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: invalidPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
"negative replicas": {
|
|
old: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
},
|
|
},
|
|
update: apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
PodManagementPolicy: apps.OrderedReadyPodManagement,
|
|
Replicas: -1,
|
|
Selector: &metav1.LabelSelector{MatchLabels: validLabels},
|
|
Template: validPodTemplate.Template,
|
|
UpdateStrategy: apps.StatefulSetUpdateStrategy{Type: apps.RollingUpdateStatefulSetStrategyType},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for testName, errorCase := range errorCases {
|
|
if errs := ValidateStatefulSetUpdate(&errorCase.update, &errorCase.old); len(errs) == 0 {
|
|
t.Errorf("expected failure: %s", testName)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestValidateControllerRevision(t *testing.T) {
|
|
newControllerRevision := func(name, namespace string, data runtime.Object, revision int64) apps.ControllerRevision {
|
|
return apps.ControllerRevision{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: name,
|
|
Namespace: namespace,
|
|
},
|
|
Data: data,
|
|
Revision: revision,
|
|
}
|
|
}
|
|
|
|
ss := apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
|
|
Template: api.PodTemplateSpec{
|
|
Spec: api.PodSpec{
|
|
RestartPolicy: api.RestartPolicyAlways,
|
|
DNSPolicy: api.DNSClusterFirst,
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Labels: map[string]string{"foo": "bar"},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
var (
|
|
valid = newControllerRevision("validname", "validns", &ss, 0)
|
|
badRevision = newControllerRevision("validname", "validns", &ss, -1)
|
|
emptyName = newControllerRevision("", "validns", &ss, 0)
|
|
invalidName = newControllerRevision("NoUppercaseOrSpecialCharsLike=Equals", "validns", &ss, 0)
|
|
emptyNs = newControllerRevision("validname", "", &ss, 100)
|
|
invalidNs = newControllerRevision("validname", "NoUppercaseOrSpecialCharsLike=Equals", &ss, 100)
|
|
nilData = newControllerRevision("validname", "NoUppercaseOrSpecialCharsLike=Equals", nil, 100)
|
|
)
|
|
|
|
tests := map[string]struct {
|
|
history apps.ControllerRevision
|
|
isValid bool
|
|
}{
|
|
"valid": {valid, true},
|
|
"negative revision": {badRevision, false},
|
|
"empty name": {emptyName, false},
|
|
"invalid name": {invalidName, false},
|
|
"empty namespace": {emptyNs, false},
|
|
"invalid namespace": {invalidNs, false},
|
|
"nil data": {nilData, false},
|
|
}
|
|
|
|
for name, tc := range tests {
|
|
errs := ValidateControllerRevision(&tc.history)
|
|
if tc.isValid && len(errs) > 0 {
|
|
t.Errorf("%v: unexpected error: %v", name, errs)
|
|
}
|
|
if !tc.isValid && len(errs) == 0 {
|
|
t.Errorf("%v: unexpected non-error", name)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestValidateControllerRevisionUpdate(t *testing.T) {
|
|
newControllerRevision := func(version, name, namespace string, data runtime.Object, revision int64) apps.ControllerRevision {
|
|
return apps.ControllerRevision{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: name,
|
|
Namespace: namespace,
|
|
ResourceVersion: version,
|
|
},
|
|
Data: data,
|
|
Revision: revision,
|
|
}
|
|
}
|
|
|
|
ss := apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
|
|
Template: api.PodTemplateSpec{
|
|
Spec: api.PodSpec{
|
|
RestartPolicy: api.RestartPolicyAlways,
|
|
DNSPolicy: api.DNSClusterFirst,
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Labels: map[string]string{"foo": "bar"},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
modifiedss := apps.StatefulSet{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "cdf", Namespace: metav1.NamespaceDefault},
|
|
Spec: apps.StatefulSetSpec{
|
|
Selector: &metav1.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
|
|
Template: api.PodTemplateSpec{
|
|
Spec: api.PodSpec{
|
|
RestartPolicy: api.RestartPolicyAlways,
|
|
DNSPolicy: api.DNSClusterFirst,
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Labels: map[string]string{"foo": "bar"},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
var (
|
|
valid = newControllerRevision("1", "validname", "validns", &ss, 0)
|
|
noVersion = newControllerRevision("", "validname", "validns", &ss, 0)
|
|
changedData = newControllerRevision("1", "validname", "validns", &modifiedss, 0)
|
|
changedRevision = newControllerRevision("1", "validname", "validns", &ss, 1)
|
|
)
|
|
|
|
cases := []struct {
|
|
name string
|
|
newHistory apps.ControllerRevision
|
|
oldHistory apps.ControllerRevision
|
|
isValid bool
|
|
}{
|
|
{
|
|
name: "valid",
|
|
newHistory: valid,
|
|
oldHistory: valid,
|
|
isValid: true,
|
|
},
|
|
{
|
|
name: "invalid",
|
|
newHistory: noVersion,
|
|
oldHistory: valid,
|
|
isValid: false,
|
|
},
|
|
{
|
|
name: "changed data",
|
|
newHistory: changedData,
|
|
oldHistory: valid,
|
|
isValid: false,
|
|
},
|
|
{
|
|
name: "changed revision",
|
|
newHistory: changedRevision,
|
|
oldHistory: valid,
|
|
isValid: true,
|
|
},
|
|
}
|
|
|
|
for _, tc := range cases {
|
|
errs := ValidateControllerRevisionUpdate(&tc.newHistory, &tc.oldHistory)
|
|
if tc.isValid && len(errs) > 0 {
|
|
t.Errorf("%v: unexpected error: %v", tc.name, errs)
|
|
}
|
|
if !tc.isValid && len(errs) == 0 {
|
|
t.Errorf("%v: unexpected non-error", tc.name)
|
|
}
|
|
}
|
|
}
|