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Fix StatefulSet update validation #51051

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merged 1 commit into from
Aug 23, 2017
Merged

Fix StatefulSet update validation #51051

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2 changes: 0 additions & 2 deletions pkg/apis/apps/validation/validation.go
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Original file line number Diff line number Diff line change
Expand Up @@ -158,8 +158,6 @@ func ValidateStatefulSetUpdate(statefulSet, oldStatefulSet *apps.StatefulSet) fi
statefulSet.Spec.UpdateStrategy = restoreStrategy

allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(statefulSet.Spec.Replicas), field.NewPath("spec", "replicas"))...)
containerErrs, _ := apivalidation.ValidateContainerUpdates(statefulSet.Spec.Template.Spec.Containers, oldStatefulSet.Spec.Template.Spec.Containers, field.NewPath("spec").Child("template").Child("containers"))
allErrs = append(allErrs, containerErrs...)
return allErrs
}

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55 changes: 55 additions & 0 deletions pkg/apis/apps/validation/validation_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -429,6 +429,21 @@ func TestValidateStatefulSetUpdate(t *testing.T) {
},
},
}

obj, err := api.Scheme.DeepCopy(validPodTemplate)
if err != nil {
t.Errorf("failure during test setup when copying PodTemplate: %v", err)
}
addContainersValidTemplate, ok := obj.(api.PodTemplate)
if !ok {
t.Errorf("failure during test setup, copied pod template is not a pod template")
}
addContainersValidTemplate.Template.Spec.Containers = append(addContainersValidTemplate.Template.Spec.Containers,
api.Container{Name: "def", Image: "image2", ImagePullPolicy: "IfNotPresent"})
if len(addContainersValidTemplate.Template.Spec.Containers) != len(validPodTemplate.Template.Spec.Containers)+1 {
t.Errorf("failure during test setup: template %v should have more containers than template %v", addContainersValidTemplate, validPodTemplate)
}

readWriteVolumePodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Expand Down Expand Up @@ -480,6 +495,46 @@ func TestValidateStatefulSetUpdate(t *testing.T) {
},
},
},
{
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"
Expand Down