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625 lines
18 KiB
Go
625 lines
18 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/types"
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"k8s.io/kubernetes/pkg/apis/batch"
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api "k8s.io/kubernetes/pkg/apis/core"
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)
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func getValidManualSelector() *metav1.LabelSelector {
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return &metav1.LabelSelector{
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MatchLabels: map[string]string{"a": "b"},
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}
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}
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func getValidPodTemplateSpecForManual(selector *metav1.LabelSelector) api.PodTemplateSpec {
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return api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: selector.MatchLabels,
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},
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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: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
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},
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}
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}
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func getValidGeneratedSelector() *metav1.LabelSelector {
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return &metav1.LabelSelector{
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MatchLabels: map[string]string{"controller-uid": "1a2b3c", "job-name": "myjob"},
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}
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}
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func getValidPodTemplateSpecForGenerated(selector *metav1.LabelSelector) api.PodTemplateSpec {
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return api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: selector.MatchLabels,
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},
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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: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
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},
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}
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}
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func TestValidateJob(t *testing.T) {
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validManualSelector := getValidManualSelector()
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validPodTemplateSpecForManual := getValidPodTemplateSpecForManual(validManualSelector)
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validGeneratedSelector := getValidGeneratedSelector()
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validPodTemplateSpecForGenerated := getValidPodTemplateSpecForGenerated(validGeneratedSelector)
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successCases := map[string]batch.Job{
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"manual selector": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Selector: validManualSelector,
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ManualSelector: newBool(true),
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Template: validPodTemplateSpecForManual,
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},
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},
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"generated selector": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Selector: validGeneratedSelector,
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Template: validPodTemplateSpecForGenerated,
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},
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},
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}
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for k, v := range successCases {
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if errs := ValidateJob(&v); len(errs) != 0 {
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t.Errorf("expected success for %s: %v", k, errs)
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}
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}
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negative := int32(-1)
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negative64 := int64(-1)
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errorCases := map[string]batch.Job{
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"spec.parallelism:must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Parallelism: &negative,
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Selector: validGeneratedSelector,
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Template: validPodTemplateSpecForGenerated,
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},
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},
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"spec.completions:must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Completions: &negative,
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Selector: validGeneratedSelector,
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Template: validPodTemplateSpecForGenerated,
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},
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},
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"spec.activeDeadlineSeconds:must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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ActiveDeadlineSeconds: &negative64,
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Selector: validGeneratedSelector,
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Template: validPodTemplateSpecForGenerated,
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},
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},
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"spec.selector:Required value": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Template: validPodTemplateSpecForGenerated,
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},
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},
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"spec.template.metadata.labels: Invalid value: {\"y\":\"z\"}: `selector` does not match template `labels`": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Selector: validManualSelector,
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ManualSelector: newBool(true),
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Template: api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: map[string]string{"y": "z"},
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},
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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: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
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},
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},
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},
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},
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"spec.template.metadata.labels: Invalid value: {\"controller-uid\":\"4d5e6f\"}: `selector` does not match template `labels`": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Selector: validManualSelector,
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ManualSelector: newBool(true),
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Template: api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: map[string]string{"controller-uid": "4d5e6f"},
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},
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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: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
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},
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},
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},
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},
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"spec.template.spec.restartPolicy: Unsupported value": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "myjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.JobSpec{
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Selector: validManualSelector,
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ManualSelector: newBool(true),
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Template: api.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: validManualSelector.MatchLabels,
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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", TerminationMessagePolicy: api.TerminationMessageReadFile}},
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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 := ValidateJob(&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 {
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s := strings.Split(k, ":")
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err := errs[0]
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if err.Field != s[0] || !strings.Contains(err.Error(), s[1]) {
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t.Errorf("unexpected error: %v, expected: %s", err, k)
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}
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}
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}
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}
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func TestValidateJobUpdateStatus(t *testing.T) {
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type testcase struct {
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old batch.Job
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update batch.Job
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}
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successCases := []testcase{
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{
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old: batch.Job{
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
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Status: batch.JobStatus{
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Active: 1,
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Succeeded: 2,
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Failed: 3,
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},
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},
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update: batch.Job{
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ObjectMeta: metav1.ObjectMeta{Name: "abc", Namespace: metav1.NamespaceDefault},
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Status: batch.JobStatus{
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Active: 1,
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Succeeded: 1,
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Failed: 3,
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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 := ValidateJobUpdateStatus(&successCase.update, &successCase.old); 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]testcase{
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"[status.active: Invalid value: -1: must be greater than or equal to 0, status.succeeded: Invalid value: -2: must be greater than or equal to 0]": {
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old: batch.Job{
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ObjectMeta: metav1.ObjectMeta{
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Name: "abc",
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Namespace: metav1.NamespaceDefault,
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ResourceVersion: "10",
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},
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Status: batch.JobStatus{
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Active: 1,
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Succeeded: 2,
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Failed: 3,
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},
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},
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update: batch.Job{
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ObjectMeta: metav1.ObjectMeta{
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Name: "abc",
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Namespace: metav1.NamespaceDefault,
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ResourceVersion: "10",
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},
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Status: batch.JobStatus{
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Active: -1,
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Succeeded: -2,
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Failed: 3,
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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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errs := ValidateJobUpdateStatus(&errorCase.update, &errorCase.old)
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if len(errs) == 0 {
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t.Errorf("expected failure: %s", testName)
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continue
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}
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if errs.ToAggregate().Error() != testName {
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t.Errorf("expected '%s' got '%s'", errs.ToAggregate().Error(), testName)
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}
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}
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}
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func TestValidateCronJob(t *testing.T) {
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validManualSelector := getValidManualSelector()
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validPodTemplateSpec := getValidPodTemplateSpecForGenerated(getValidGeneratedSelector())
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validPodTemplateSpec.Labels = map[string]string{}
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successCases := map[string]batch.CronJob{
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"basic scheduled job": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"non-standard scheduled": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "@hourly",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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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 successCases {
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if errs := ValidateCronJob(&v); len(errs) != 0 {
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t.Errorf("expected success for %s: %v", k, errs)
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}
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// Update validation should pass same success cases
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// copy to avoid polluting the testcase object, set a resourceVersion to allow validating update, and test a no-op update
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v = *v.DeepCopy()
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v.ResourceVersion = "1"
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if errs := ValidateCronJobUpdate(&v, &v); len(errs) != 0 {
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t.Errorf("expected success for %s: %v", k, errs)
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}
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}
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negative := int32(-1)
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negative64 := int64(-1)
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errorCases := map[string]batch.CronJob{
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"spec.schedule: Invalid value": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "error",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.schedule: Required value": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.startingDeadlineSeconds:must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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StartingDeadlineSeconds: &negative64,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.successfulJobsHistoryLimit: must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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SuccessfulJobsHistoryLimit: &negative,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.failedJobsHistoryLimit: must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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FailedJobsHistoryLimit: &negative,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.concurrencyPolicy: Required value": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.jobTemplate.spec.parallelism:must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Parallelism: &negative,
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.jobTemplate.spec.completions:must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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Completions: &negative,
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Template: validPodTemplateSpec,
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},
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},
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},
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},
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"spec.jobTemplate.spec.activeDeadlineSeconds:must be greater than or equal to 0": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
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},
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Spec: batch.CronJobSpec{
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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Spec: batch.JobSpec{
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ActiveDeadlineSeconds: &negative64,
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Template: validPodTemplateSpec,
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},
|
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},
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},
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},
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"spec.jobTemplate.spec.selector: Invalid value: {\"matchLabels\":{\"a\":\"b\"}}: `selector` will be auto-generated": {
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ObjectMeta: metav1.ObjectMeta{
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Name: "mycronjob",
|
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Namespace: metav1.NamespaceDefault,
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UID: types.UID("1a2b3c"),
|
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},
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Spec: batch.CronJobSpec{
|
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Schedule: "* * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
|
|
Spec: batch.JobSpec{
|
|
Selector: validManualSelector,
|
|
Template: validPodTemplateSpec,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
"metadata.name: must be no more than 52 characters": {
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "10000000002000000000300000000040000000005000000000123",
|
|
Namespace: metav1.NamespaceDefault,
|
|
UID: types.UID("1a2b3c"),
|
|
},
|
|
Spec: batch.CronJobSpec{
|
|
Schedule: "* * * * ?",
|
|
ConcurrencyPolicy: batch.AllowConcurrent,
|
|
JobTemplate: batch.JobTemplateSpec{
|
|
Spec: batch.JobSpec{
|
|
Template: validPodTemplateSpec,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
"spec.jobTemplate.spec.manualSelector: Unsupported value": {
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "mycronjob",
|
|
Namespace: metav1.NamespaceDefault,
|
|
UID: types.UID("1a2b3c"),
|
|
},
|
|
Spec: batch.CronJobSpec{
|
|
Schedule: "* * * * ?",
|
|
ConcurrencyPolicy: batch.AllowConcurrent,
|
|
JobTemplate: batch.JobTemplateSpec{
|
|
Spec: batch.JobSpec{
|
|
ManualSelector: newBool(true),
|
|
Template: validPodTemplateSpec,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
"spec.jobTemplate.spec.template.spec.restartPolicy: Unsupported value": {
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "mycronjob",
|
|
Namespace: metav1.NamespaceDefault,
|
|
UID: types.UID("1a2b3c"),
|
|
},
|
|
Spec: batch.CronJobSpec{
|
|
Schedule: "* * * * ?",
|
|
ConcurrencyPolicy: batch.AllowConcurrent,
|
|
JobTemplate: batch.JobTemplateSpec{
|
|
Spec: batch.JobSpec{
|
|
Template: api.PodTemplateSpec{
|
|
Spec: api.PodSpec{
|
|
RestartPolicy: api.RestartPolicyAlways,
|
|
DNSPolicy: api.DNSClusterFirst,
|
|
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for k, v := range errorCases {
|
|
errs := ValidateCronJob(&v)
|
|
if len(errs) == 0 {
|
|
t.Errorf("expected failure for %s", k)
|
|
} else {
|
|
s := strings.Split(k, ":")
|
|
err := errs[0]
|
|
if err.Field != s[0] || !strings.Contains(err.Error(), s[1]) {
|
|
t.Errorf("unexpected error: %v, expected: %s", err, k)
|
|
}
|
|
}
|
|
|
|
// Update validation should fail all failure cases other than the 52 character name limit
|
|
// copy to avoid polluting the testcase object, set a resourceVersion to allow validating update, and test a no-op update
|
|
v = *v.DeepCopy()
|
|
v.ResourceVersion = "1"
|
|
errs = ValidateCronJobUpdate(&v, &v)
|
|
if len(errs) == 0 {
|
|
if k == "metadata.name: must be no more than 52 characters" {
|
|
continue
|
|
}
|
|
t.Errorf("expected failure for %s", k)
|
|
} else {
|
|
s := strings.Split(k, ":")
|
|
err := errs[0]
|
|
if err.Field != s[0] || !strings.Contains(err.Error(), s[1]) {
|
|
t.Errorf("unexpected error: %v, expected: %s", err, k)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func newBool(val bool) *bool {
|
|
p := new(bool)
|
|
*p = val
|
|
return p
|
|
}
|