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Merge pull request #95747 from SataQiu/fix-job-default-20201021

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Fix the validation logic for Job/CronJob RestartPolicy field
This commit is contained in:
Kubernetes Prow Robot 2020-11-11 14:35:00 -08:00 committed by GitHub
commit 8be0a29ce0
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2 changed files with 55 additions and 4 deletions
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12
pkg/apis/batch/validation/validation.go
View File

@ -17,6 +17,8 @@ limitations under the License.
package validation
import (
"fmt"
"github.com/robfig/cron"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@ -124,8 +126,14 @@ func validateJobSpec(spec *batch.JobSpec, fldPath *field.Path, opts apivalidatio
}
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(&spec.Template, fldPath.Child("template"), opts)...)
if spec.Template.Spec.RestartPolicy != api.RestartPolicyOnFailure &&
spec.Template.Spec.RestartPolicy != api.RestartPolicyNever {
// spec.Template.Spec.RestartPolicy can be defaulted as RestartPolicyAlways
// by SetDefaults_PodSpec function when the user does not explicitly specify a value for it,
// so we check both empty and RestartPolicyAlways cases here
if spec.Template.Spec.RestartPolicy == api.RestartPolicyAlways || spec.Template.Spec.RestartPolicy == "" {
allErrs = append(allErrs, field.Required(fldPath.Child("template", "spec", "restartPolicy"),
fmt.Sprintf("valid values: %q, %q", api.RestartPolicyOnFailure, api.RestartPolicyNever)))
} else if spec.Template.Spec.RestartPolicy != api.RestartPolicyOnFailure && spec.Template.Spec.RestartPolicy != api.RestartPolicyNever {
allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"),
spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyOnFailure), string(api.RestartPolicyNever)}))
}

47
pkg/apis/batch/validation/validation_test.go
View File

@ -195,7 +195,7 @@ func TestValidateJob(t *testing.T) {
},
},
},
"spec.template.spec.restartPolicy: Unsupported value": {
"spec.template.spec.restartPolicy: Required value": {
ObjectMeta: metav1.ObjectMeta{
Name: "myjob",
Namespace: metav1.NamespaceDefault,
@ -216,6 +216,27 @@ func TestValidateJob(t *testing.T) {
},
},
},
"spec.template.spec.restartPolicy: Unsupported value": {
ObjectMeta: metav1.ObjectMeta{
Name: "myjob",
Namespace: metav1.NamespaceDefault,
UID: types.UID("1a2b3c"),
},
Spec: batch.JobSpec{
Selector: validManualSelector,
ManualSelector: newBool(true),
Template: api.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Labels: validManualSelector.MatchLabels,
},
Spec: api.PodSpec{
RestartPolicy: "Invalid",
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
},
},
},
},
}
for _, setFeature := range []bool{true, false} {
@ -586,7 +607,7 @@ func TestValidateCronJob(t *testing.T) {
},
},
},
"spec.jobTemplate.spec.template.spec.restartPolicy: Unsupported value": {
"spec.jobTemplate.spec.template.spec.restartPolicy: Required value": {
ObjectMeta: metav1.ObjectMeta{
Name: "mycronjob",
Namespace: metav1.NamespaceDefault,
@ -608,6 +629,28 @@ func TestValidateCronJob(t *testing.T) {
},
},
},
"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: "Invalid",
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
},
},
},
},
},
},
}
if utilfeature.DefaultFeatureGate.Enabled(features.TTLAfterFinished) {
errorCases["spec.jobTemplate.spec.ttlSecondsAfterFinished:must be greater than or equal to 0"] = batch.CronJob{