mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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543 lines
15 KiB
Go
543 lines
15 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors All rights reserved.
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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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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/resource"
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"k8s.io/kubernetes/pkg/expapi"
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errors "k8s.io/kubernetes/pkg/util/fielderrors"
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)
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func TestValidateHorizontalPodAutoscaler(t *testing.T) {
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successCases := []expapi.HorizontalPodAutoscaler{
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{
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ObjectMeta: api.ObjectMeta{
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Name: "myautoscaler",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.HorizontalPodAutoscalerSpec{
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ScaleRef: &expapi.SubresourceReference{
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Subresource: "scale",
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},
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MinCount: 1,
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MaxCount: 5,
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Target: expapi.ResourceConsumption{Resource: api.ResourceCPU, Quantity: resource.MustParse("0.8")},
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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 := ValidateHorizontalPodAutoscaler(&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]expapi.HorizontalPodAutoscaler{
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"must be non-negative": {
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ObjectMeta: api.ObjectMeta{
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Name: "myautoscaler",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.HorizontalPodAutoscalerSpec{
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ScaleRef: &expapi.SubresourceReference{
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Subresource: "scale",
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},
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MinCount: -1,
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MaxCount: 5,
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Target: expapi.ResourceConsumption{Resource: api.ResourceCPU, Quantity: resource.MustParse("0.8")},
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},
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},
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"must be bigger or equal to minCount": {
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ObjectMeta: api.ObjectMeta{
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Name: "myautoscaler",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.HorizontalPodAutoscalerSpec{
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ScaleRef: &expapi.SubresourceReference{
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Subresource: "scale",
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},
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MinCount: 7,
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MaxCount: 5,
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Target: expapi.ResourceConsumption{Resource: api.ResourceCPU, Quantity: resource.MustParse("0.8")},
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},
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},
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"invalid value": {
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ObjectMeta: api.ObjectMeta{
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Name: "myautoscaler",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.HorizontalPodAutoscalerSpec{
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ScaleRef: &expapi.SubresourceReference{
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Subresource: "scale",
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},
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MinCount: 1,
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MaxCount: 5,
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Target: expapi.ResourceConsumption{Resource: api.ResourceCPU, Quantity: resource.MustParse("-0.8")},
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},
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},
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"resource not supported": {
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ObjectMeta: api.ObjectMeta{
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Name: "myautoscaler",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.HorizontalPodAutoscalerSpec{
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ScaleRef: &expapi.SubresourceReference{
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Subresource: "scale",
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},
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MinCount: 1,
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MaxCount: 5,
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Target: expapi.ResourceConsumption{Resource: api.ResourceName("NotSupportedResource"), Quantity: resource.MustParse("0.8")},
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},
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},
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"required value": {
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ObjectMeta: api.ObjectMeta{
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Name: "myautoscaler",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.HorizontalPodAutoscalerSpec{
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MinCount: 1,
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MaxCount: 5,
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Target: expapi.ResourceConsumption{Resource: api.ResourceCPU, Quantity: resource.MustParse("0.8")},
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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 := ValidateHorizontalPodAutoscaler(&v)
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if len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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} else if !strings.Contains(errs[0].Error(), k) {
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t.Errorf("unexpected error: %v, expected: %s", errs[0], k)
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}
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}
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}
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func TestValidateDaemonUpdate(t *testing.T) {
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validSelector := map[string]string{"a": "b"}
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validSelector2 := map[string]string{"c": "d"}
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invalidSelector := map[string]string{"NoUppercaseOrSpecialCharsLike=Equals": "b"}
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validPodSpecAbc := 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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validPodSpecDef := api.PodSpec{
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RestartPolicy: api.RestartPolicyAlways,
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DNSPolicy: api.DNSClusterFirst,
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Containers: []api.Container{{Name: "def", Image: "image", ImagePullPolicy: "IfNotPresent"}},
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}
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validPodSpecNodeSelector := api.PodSpec{
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NodeSelector: validSelector,
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NodeName: "xyz",
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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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validPodSpecVolume := api.PodSpec{
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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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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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validPodTemplateAbc := api.PodTemplate{
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Template: api.PodTemplateSpec{
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ObjectMeta: api.ObjectMeta{
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Labels: validSelector,
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},
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Spec: validPodSpecAbc,
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},
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}
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validPodTemplateNodeSelector := api.PodTemplate{
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Template: api.PodTemplateSpec{
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ObjectMeta: api.ObjectMeta{
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Labels: validSelector,
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},
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Spec: validPodSpecNodeSelector,
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},
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}
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validPodTemplateAbc2 := api.PodTemplate{
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Template: api.PodTemplateSpec{
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ObjectMeta: api.ObjectMeta{
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Labels: validSelector2,
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},
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Spec: validPodSpecAbc,
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},
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}
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validPodTemplateDef := api.PodTemplate{
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Template: api.PodTemplateSpec{
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ObjectMeta: api.ObjectMeta{
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Labels: validSelector2,
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},
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Spec: validPodSpecDef,
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},
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}
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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: api.ObjectMeta{
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Labels: invalidSelector,
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},
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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: api.ObjectMeta{
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Labels: validSelector,
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},
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Spec: validPodSpecVolume,
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},
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}
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type dcUpdateTest struct {
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old expapi.Daemon
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update expapi.Daemon
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}
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successCases := []dcUpdateTest{
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{
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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},
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{
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector2,
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Template: &validPodTemplateAbc2.Template,
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},
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},
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},
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{
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateNodeSelector.Template,
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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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successCase.old.ObjectMeta.ResourceVersion = "1"
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successCase.update.ObjectMeta.ResourceVersion = "1"
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if errs := ValidateDaemonUpdate(&successCase.old, &successCase.update); 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]dcUpdateTest{
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"change daemon name": {
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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},
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"invalid selector": {
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: invalidSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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},
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"invalid pod": {
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &invalidPodTemplate.Template,
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},
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},
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},
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"change container image": {
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateDef.Template,
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},
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},
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},
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"read-write volume": {
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old: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplateAbc.Template,
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},
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},
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update: expapi.Daemon{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &readWriteVolumePodTemplate.Template,
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},
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},
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},
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}
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for testName, errorCase := range errorCases {
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if errs := ValidateDaemonUpdate(&errorCase.old, &errorCase.update); len(errs) == 0 {
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t.Errorf("expected failure: %s", testName)
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}
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}
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}
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func TestValidateDaemon(t *testing.T) {
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validSelector := map[string]string{"a": "b"}
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validPodTemplate := api.PodTemplate{
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Template: api.PodTemplateSpec{
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ObjectMeta: api.ObjectMeta{
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Labels: validSelector,
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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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invalidSelector := 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: api.ObjectMeta{
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Labels: invalidSelector,
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},
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},
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}
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successCases := []expapi.Daemon{
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{
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplate.Template,
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},
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},
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{
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ObjectMeta: api.ObjectMeta{Name: "abc-123", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplate.Template,
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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 := ValidateDaemon(&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]expapi.Daemon{
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"zero-length ID": {
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ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplate.Template,
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},
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},
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"missing-namespace": {
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ObjectMeta: api.ObjectMeta{Name: "abc-123"},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplate.Template,
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},
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},
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"empty selector": {
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Template: &validPodTemplate.Template,
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},
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},
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"selector_doesnt_match": {
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: map[string]string{"foo": "bar"},
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Template: &validPodTemplate.Template,
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},
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},
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"invalid manifest": {
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ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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},
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},
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"invalid_label": {
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ObjectMeta: api.ObjectMeta{
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Name: "abc-123",
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Namespace: api.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: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplate.Template,
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},
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},
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"invalid_label 2": {
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ObjectMeta: api.ObjectMeta{
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Name: "abc-123",
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Namespace: api.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: expapi.DaemonSpec{
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Template: &invalidPodTemplate.Template,
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},
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},
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"invalid_annotation": {
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ObjectMeta: api.ObjectMeta{
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Name: "abc-123",
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Namespace: api.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: expapi.DaemonSpec{
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Selector: validSelector,
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Template: &validPodTemplate.Template,
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},
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},
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"invalid restart policy 1": {
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ObjectMeta: api.ObjectMeta{
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Name: "abc-123",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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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: api.ObjectMeta{
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Labels: validSelector,
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},
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},
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},
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},
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"invalid restart policy 2": {
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ObjectMeta: api.ObjectMeta{
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Name: "abc-123",
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Namespace: api.NamespaceDefault,
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},
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Spec: expapi.DaemonSpec{
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Selector: validSelector,
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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: api.ObjectMeta{
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Labels: validSelector,
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},
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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 := ValidateDaemon(&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].(*errors.ValidationError).Field
|
|
if !strings.HasPrefix(field, "spec.template.") &&
|
|
field != "metadata.name" &&
|
|
field != "metadata.namespace" &&
|
|
field != "spec.selector" &&
|
|
field != "spec.template" &&
|
|
field != "GCEPersistentDisk.ReadOnly" &&
|
|
field != "spec.template.labels" &&
|
|
field != "metadata.annotations" &&
|
|
field != "metadata.labels" {
|
|
t.Errorf("%s: missing prefix for: %v", k, errs[i])
|
|
}
|
|
}
|
|
}
|
|
}
|