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Merge pull request #116561 from mattcary/ss-v1beta1-defaulter

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StatefulSet v1beta1 defaulter tests
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Kubernetes Prow Robot 2023-03-14 12:38:34 -07:00 committed by GitHub
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pkg/apis/apps/v1beta1/defaults_test.go
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@ -24,12 +24,16 @@ import (
v1 "k8s.io/api/core/v1" v1 "k8s.io/api/core/v1"
apiequality "k8s.io/apimachinery/pkg/api/equality" apiequality "k8s.io/apimachinery/pkg/api/equality"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime" "k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/util/intstr" "k8s.io/apimachinery/pkg/util/intstr"
utilfeature "k8s.io/apiserver/pkg/util/feature"
featuregatetesting "k8s.io/component-base/featuregate/testing"
"k8s.io/kubernetes/pkg/api/legacyscheme" "k8s.io/kubernetes/pkg/api/legacyscheme"
_ "k8s.io/kubernetes/pkg/apis/apps/install" _ "k8s.io/kubernetes/pkg/apis/apps/install"
. "k8s.io/kubernetes/pkg/apis/apps/v1beta1" . "k8s.io/kubernetes/pkg/apis/apps/v1beta1"
_ "k8s.io/kubernetes/pkg/apis/core/install" _ "k8s.io/kubernetes/pkg/apis/core/install"
"k8s.io/kubernetes/pkg/features"
utilpointer "k8s.io/utils/pointer" utilpointer "k8s.io/utils/pointer"
) )
@ -196,6 +200,313 @@ func TestDefaultDeploymentAvailability(t *testing.T) {
} }
} }
func TestSetDefaultStatefulSet(t *testing.T) {
defaultLabels := map[string]string{"foo": "bar"}
var defaultPartition int32 = 0
var notTheDefaultPartition int32 = 42
var defaultReplicas int32 = 1
period := int64(v1.DefaultTerminationGracePeriodSeconds)
defaultTemplate := v1.PodTemplateSpec{
Spec: v1.PodSpec{
DNSPolicy: v1.DNSClusterFirst,
RestartPolicy: v1.RestartPolicyAlways,
SecurityContext: &v1.PodSecurityContext{},
TerminationGracePeriodSeconds: &period,
SchedulerName: v1.DefaultSchedulerName,
},
ObjectMeta: metav1.ObjectMeta{
Labels: defaultLabels,
},
}
tests := []struct {
name string
original *appsv1beta1.StatefulSet
expected *appsv1beta1.StatefulSet
enableMaxUnavailablePolicy bool
enableStatefulSetAutoDelete bool
}{
{
name: "labels and default update strategy",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
MinReadySeconds: int32(0),
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: nil,
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
},
{
name: "Alternate update strategy",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.RollingUpdateStatefulSetStrategyType,
},
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
MinReadySeconds: int32(0),
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.RollingUpdateStatefulSetStrategyType,
RollingUpdate: nil,
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
},
{
name: "Parallel pod management policy.",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.ParallelPodManagement,
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
MinReadySeconds: int32(0),
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.ParallelPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: nil,
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
},
{
name: "MaxUnavailable disabled, with maxUnavailable not specified",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: nil,
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
enableMaxUnavailablePolicy: false,
},
{
name: "MaxUnavailable disabled, with default maxUnavailable specified",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
RollingUpdate: &appsv1beta1.RollingUpdateStatefulSetStrategy{
Partition: &defaultPartition,
MaxUnavailable: getMaxUnavailable(1),
},
},
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: &appsv1beta1.RollingUpdateStatefulSetStrategy{
Partition: getPartition(0),
MaxUnavailable: getMaxUnavailable(1),
},
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
enableMaxUnavailablePolicy: false,
},
{
name: "MaxUnavailable disabled, with non default maxUnavailable specified",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
RollingUpdate: &appsv1beta1.RollingUpdateStatefulSetStrategy{
Partition: &notTheDefaultPartition,
MaxUnavailable: getMaxUnavailable(3),
},
},
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: &appsv1beta1.RollingUpdateStatefulSetStrategy{
Partition: getPartition(42),
MaxUnavailable: getMaxUnavailable(3),
},
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
enableMaxUnavailablePolicy: false,
},
{
name: "MaxUnavailable enabled, with no maxUnavailable specified",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: nil,
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
enableMaxUnavailablePolicy: true,
},
{
name: "MaxUnavailable enabled, with non default maxUnavailable specified",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
RollingUpdate: &appsv1beta1.RollingUpdateStatefulSetStrategy{
Partition: &notTheDefaultPartition,
MaxUnavailable: getMaxUnavailable(3),
},
},
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: &appsv1beta1.RollingUpdateStatefulSetStrategy{
Partition: getPartition(42),
MaxUnavailable: getMaxUnavailable(3),
},
},
RevisionHistoryLimit: utilpointer.Int32(10),
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
enableMaxUnavailablePolicy: true,
},
{
name: "StatefulSetAutoDeletePVC enabled",
original: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Template: defaultTemplate,
},
},
expected: &appsv1beta1.StatefulSet{
Spec: appsv1beta1.StatefulSetSpec{
Replicas: &defaultReplicas,
Template: defaultTemplate,
PodManagementPolicy: appsv1beta1.OrderedReadyPodManagement,
UpdateStrategy: appsv1beta1.StatefulSetUpdateStrategy{
Type: appsv1beta1.OnDeleteStatefulSetStrategyType,
RollingUpdate: nil,
},
RevisionHistoryLimit: utilpointer.Int32(10),
PersistentVolumeClaimRetentionPolicy: &appsv1beta1.StatefulSetPersistentVolumeClaimRetentionPolicy{
WhenDeleted: appsv1beta1.RetainPersistentVolumeClaimRetentionPolicyType,
WhenScaled: appsv1beta1.RetainPersistentVolumeClaimRetentionPolicyType,
},
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
},
},
enableStatefulSetAutoDelete: true,
},
}
for _, test := range tests {
test := test
t.Run(test.name, func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.MaxUnavailableStatefulSet, test.enableMaxUnavailablePolicy)()
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.StatefulSetAutoDeletePVC, test.enableStatefulSetAutoDelete)()
obj2 := roundTrip(t, runtime.Object(test.original))
got, ok := obj2.(*appsv1beta1.StatefulSet)
if !ok {
t.Errorf("unexpected object: %v", got)
t.FailNow()
}
if !apiequality.Semantic.DeepEqual(got.Spec, test.expected.Spec) {
t.Errorf("got different than expected\ngot:\n\t%+v\nexpected:\n\t%+v", got.Spec, test.expected.Spec)
}
})
}
}
func roundTrip(t *testing.T, obj runtime.Object) runtime.Object { func roundTrip(t *testing.T, obj runtime.Object) runtime.Object {
data, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(SchemeGroupVersion), obj) data, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(SchemeGroupVersion), obj)
if err != nil { if err != nil {
@ -215,3 +526,12 @@ func roundTrip(t *testing.T, obj runtime.Object) runtime.Object {
} }
return obj3 return obj3
} }
func getPartition(partition int32) *int32 {
return &partition
}
func getMaxUnavailable(maxUnavailable int) *intstr.IntOrString {
maxUnavailableIntOrStr := intstr.FromInt(maxUnavailable)
return &maxUnavailableIntOrStr
}