Merge pull request #98515 from lala123912/huge_page

Add request value verification for hugepage
This commit is contained in:
Kubernetes Prow Robot 2021-03-05 22:11:43 -08:00 committed by GitHub
commit 4e95e1df04
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 530 additions and 9 deletions

View File

@ -345,6 +345,52 @@ func usesMultipleHugePageResources(podSpec *api.PodSpec) bool {
return len(hugePageResources) > 1
}
func checkContainerUseIndivisibleHugePagesValues(container api.Container) bool {
for resourceName, quantity := range container.Resources.Limits {
if helper.IsHugePageResourceName(resourceName) {
if !helper.IsHugePageResourceValueDivisible(resourceName, quantity) {
return true
}
}
}
for resourceName, quantity := range container.Resources.Requests {
if helper.IsHugePageResourceName(resourceName) {
if !helper.IsHugePageResourceValueDivisible(resourceName, quantity) {
return true
}
}
}
return false
}
// usesIndivisibleHugePagesValues returns true if the one of the containers uses non-integer multiple
// of huge page unit size
func usesIndivisibleHugePagesValues(podSpec *api.PodSpec) bool {
foundIndivisibleHugePagesValue := false
VisitContainers(podSpec, AllContainers, func(c *api.Container, containerType ContainerType) bool {
if checkContainerUseIndivisibleHugePagesValues(*c) {
foundIndivisibleHugePagesValue = true
}
return !foundIndivisibleHugePagesValue // continue visiting if we haven't seen an invalid value yet
})
if foundIndivisibleHugePagesValue {
return true
}
for resourceName, quantity := range podSpec.Overhead {
if helper.IsHugePageResourceName(resourceName) {
if !helper.IsHugePageResourceValueDivisible(resourceName, quantity) {
return true
}
}
}
return false
}
// GetValidationOptionsFromPodSpecAndMeta returns validation options based on pod specs and metadata
func GetValidationOptionsFromPodSpecAndMeta(podSpec, oldPodSpec *api.PodSpec, podMeta, oldPodMeta *metav1.ObjectMeta) apivalidation.PodValidationOptions {
// default pod validation options based on feature gate
@ -354,6 +400,8 @@ func GetValidationOptionsFromPodSpecAndMeta(podSpec, oldPodSpec *api.PodSpec, po
// Allow pod spec to use hugepages in downward API if feature is enabled
AllowDownwardAPIHugePages: utilfeature.DefaultFeatureGate.Enabled(features.DownwardAPIHugePages),
AllowInvalidPodDeletionCost: !utilfeature.DefaultFeatureGate.Enabled(features.PodDeletionCost),
// Do not allow pod spec to use non-integer multiple of huge page unit size default
AllowIndivisibleHugePagesValues: false,
}
if oldPodSpec != nil {
@ -368,12 +416,16 @@ func GetValidationOptionsFromPodSpecAndMeta(podSpec, oldPodSpec *api.PodSpec, po
return !opts.AllowDownwardAPIHugePages
})
}
// if old spec used non-integer multiple of huge page unit size, we must allow it
opts.AllowIndivisibleHugePagesValues = usesIndivisibleHugePagesValues(oldPodSpec)
}
if oldPodMeta != nil && !opts.AllowInvalidPodDeletionCost {
// This is an update, so validate only if the existing object was valid.
_, err := helper.GetDeletionCostFromPodAnnotations(oldPodMeta.Annotations)
opts.AllowInvalidPodDeletionCost = err != nil
}
return opts
}

View File

@ -39,6 +39,21 @@ func IsHugePageResourceName(name core.ResourceName) bool {
return strings.HasPrefix(string(name), core.ResourceHugePagesPrefix)
}
// IsHugePageResourceValueDivisible returns true if the resource value of storage is
// integer multiple of page size.
func IsHugePageResourceValueDivisible(name core.ResourceName, quantity resource.Quantity) bool {
pageSize, err := HugePageSizeFromResourceName(name)
if err != nil {
return false
}
if pageSize.Sign() <= 0 || pageSize.MilliValue()%int64(1000) != int64(0) {
return false
}
return quantity.Value()%pageSize.Value() == 0
}
// IsQuotaHugePageResourceName returns true if the resource name has the quota
// related huge page resource prefix.
func IsQuotaHugePageResourceName(name core.ResourceName) bool {

View File

@ -211,6 +211,60 @@ func TestIsHugePageResourceName(t *testing.T) {
}
}
func TestIsHugePageResourceValueDivisible(t *testing.T) {
testCases := []struct {
name core.ResourceName
quantity resource.Quantity
result bool
}{
{
name: core.ResourceName("hugepages-2Mi"),
quantity: resource.MustParse("4Mi"),
result: true,
},
{
name: core.ResourceName("hugepages-2Mi"),
quantity: resource.MustParse("5Mi"),
result: false,
},
{
name: core.ResourceName("hugepages-1Gi"),
quantity: resource.MustParse("2Gi"),
result: true,
},
{
name: core.ResourceName("hugepages-1Gi"),
quantity: resource.MustParse("2.1Gi"),
result: false,
},
{
name: core.ResourceName("hugepages-1Mi"),
quantity: resource.MustParse("2.1Mi"),
result: false,
},
{
name: core.ResourceName("hugepages-64Ki"),
quantity: resource.MustParse("128Ki"),
result: true,
},
{
name: core.ResourceName("hugepages-"),
quantity: resource.MustParse("128Ki"),
result: false,
},
{
name: core.ResourceName("hugepages"),
quantity: resource.MustParse("128Ki"),
result: false,
},
}
for _, testCase := range testCases {
if testCase.result != IsHugePageResourceValueDivisible(testCase.name, testCase.quantity) {
t.Errorf("resource: %v storage:%v expected result: %v", testCase.name, testCase.quantity, testCase.result)
}
}
}
func TestHugePageResourceName(t *testing.T) {
testCases := []struct {
pageSize resource.Quantity

View File

@ -301,9 +301,9 @@ func ValidateRuntimeClassName(name string, fldPath *field.Path) field.ErrorList
}
// validateOverhead can be used to check whether the given Overhead is valid.
func validateOverhead(overhead core.ResourceList, fldPath *field.Path) field.ErrorList {
func validateOverhead(overhead core.ResourceList, fldPath *field.Path, opts PodValidationOptions) field.ErrorList {
// reuse the ResourceRequirements validation logic
return ValidateResourceRequirements(&core.ResourceRequirements{Limits: overhead}, fldPath)
return ValidateResourceRequirements(&core.ResourceRequirements{Limits: overhead}, fldPath, opts)
}
// Validates that given value is not negative.
@ -2889,7 +2889,7 @@ func validateContainers(containers []core.Container, isInitContainers bool, volu
allErrs = append(allErrs, ValidateVolumeMounts(ctr.VolumeMounts, volDevices, volumes, &ctr, idxPath.Child("volumeMounts"))...)
allErrs = append(allErrs, ValidateVolumeDevices(ctr.VolumeDevices, volMounts, volumes, idxPath.Child("volumeDevices"))...)
allErrs = append(allErrs, validatePullPolicy(ctr.ImagePullPolicy, idxPath.Child("imagePullPolicy"))...)
allErrs = append(allErrs, ValidateResourceRequirements(&ctr.Resources, idxPath.Child("resources"))...)
allErrs = append(allErrs, ValidateResourceRequirements(&ctr.Resources, idxPath.Child("resources"), opts)...)
allErrs = append(allErrs, ValidateSecurityContext(ctr.SecurityContext, idxPath.Child("securityContext"))...)
}
@ -3202,6 +3202,8 @@ type PodValidationOptions struct {
AllowDownwardAPIHugePages bool
// Allow invalid pod-deletion-cost annotation value for backward compatibility.
AllowInvalidPodDeletionCost bool
// Allow pod spec to use non-integer multiple of huge page unit size
AllowIndivisibleHugePagesValues bool
}
// ValidatePodSingleHugePageResources checks if there are multiple huge
@ -3375,7 +3377,7 @@ func ValidatePodSpec(spec *core.PodSpec, podMeta *metav1.ObjectMeta, fldPath *fi
}
if spec.Overhead != nil {
allErrs = append(allErrs, validateOverhead(spec.Overhead, fldPath.Child("overhead"))...)
allErrs = append(allErrs, validateOverhead(spec.Overhead, fldPath.Child("overhead"), opts)...)
}
return allErrs
@ -5336,7 +5338,7 @@ func validateBasicResource(quantity resource.Quantity, fldPath *field.Path) fiel
}
// Validates resource requirement spec.
func ValidateResourceRequirements(requirements *core.ResourceRequirements, fldPath *field.Path) field.ErrorList {
func ValidateResourceRequirements(requirements *core.ResourceRequirements, fldPath *field.Path, opts PodValidationOptions) field.ErrorList {
allErrs := field.ErrorList{}
limPath := fldPath.Child("limits")
reqPath := fldPath.Child("requests")
@ -5356,6 +5358,9 @@ func ValidateResourceRequirements(requirements *core.ResourceRequirements, fldPa
if helper.IsHugePageResourceName(resourceName) {
limContainsHugePages = true
if err := validateResourceQuantityHugePageValue(resourceName, quantity, opts); err != nil {
allErrs = append(allErrs, field.Invalid(fldPath, quantity.String(), err.Error()))
}
}
if supportedQoSComputeResources.Has(string(resourceName)) {
@ -5383,6 +5388,9 @@ func ValidateResourceRequirements(requirements *core.ResourceRequirements, fldPa
}
if helper.IsHugePageResourceName(resourceName) {
reqContainsHugePages = true
if err := validateResourceQuantityHugePageValue(resourceName, quantity, opts); err != nil {
allErrs = append(allErrs, field.Invalid(fldPath, quantity.String(), err.Error()))
}
}
if supportedQoSComputeResources.Has(string(resourceName)) {
reqContainsCPUOrMemory = true
@ -5396,6 +5404,18 @@ func ValidateResourceRequirements(requirements *core.ResourceRequirements, fldPa
return allErrs
}
func validateResourceQuantityHugePageValue(name core.ResourceName, quantity resource.Quantity, opts PodValidationOptions) error {
if !helper.IsHugePageResourceName(name) {
return nil
}
if !opts.AllowIndivisibleHugePagesValues && !helper.IsHugePageResourceValueDivisible(name, quantity) {
return fmt.Errorf("%s is not positive integer multiple of %s", quantity.String(), name)
}
return nil
}
// validateResourceQuotaScopes ensures that each enumerated hard resource constraint is valid for set of scopes
func validateResourceQuotaScopes(resourceQuotaSpec *core.ResourceQuotaSpec, opts ResourceQuotaValidationOptions, fld *field.Path) field.ErrorList {
allErrs := field.ErrorList{}

View File

@ -4446,7 +4446,7 @@ func TestAlphaLocalStorageCapacityIsolation(t *testing.T) {
resource.BinarySI),
},
}
if errs := ValidateResourceRequirements(&containerLimitCase, field.NewPath("resources")); len(errs) != 0 {
if errs := ValidateResourceRequirements(&containerLimitCase, field.NewPath("resources"), PodValidationOptions{}); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
@ -16571,7 +16571,7 @@ func TestValidateOverhead(t *testing.T) {
},
}
for _, tc := range successCase {
if errs := validateOverhead(tc.overhead, field.NewPath("overheads")); len(errs) != 0 {
if errs := validateOverhead(tc.overhead, field.NewPath("overheads"), PodValidationOptions{}); len(errs) != 0 {
t.Errorf("%q unexpected error: %v", tc.Name, errs)
}
}
@ -16588,7 +16588,7 @@ func TestValidateOverhead(t *testing.T) {
},
}
for _, tc := range errorCase {
if errs := validateOverhead(tc.overhead, field.NewPath("resources")); len(errs) == 0 {
if errs := validateOverhead(tc.overhead, field.NewPath("resources"), PodValidationOptions{}); len(errs) == 0 {
t.Errorf("%q expected error", tc.Name)
}
}
@ -17248,3 +17248,86 @@ func TestValidatePodTemplateSpecSeccomp(t *testing.T) {
asserttestify.Equal(t, test.expectedErr, err, "TestCase[%d]: %s", i, test.description)
}
}
func TestValidateResourceRequirements(t *testing.T) {
path := field.NewPath("resources")
tests := []struct {
name string
requirements core.ResourceRequirements
opts PodValidationOptions
}{
{
name: "limits and requests of hugepage resource are equal",
requirements: core.ResourceRequirements{
Limits: core.ResourceList{
core.ResourceCPU: resource.MustParse("10"),
core.ResourceName(core.ResourceHugePagesPrefix + "2Mi"): resource.MustParse("2Mi"),
},
Requests: core.ResourceList{
core.ResourceCPU: resource.MustParse("10"),
core.ResourceName(core.ResourceHugePagesPrefix + "2Mi"): resource.MustParse("2Mi"),
},
},
opts: PodValidationOptions{},
},
{
name: "limits and requests of memory resource are equal",
requirements: core.ResourceRequirements{
Limits: core.ResourceList{
core.ResourceMemory: resource.MustParse("2Mi"),
},
Requests: core.ResourceList{
core.ResourceMemory: resource.MustParse("2Mi"),
},
},
opts: PodValidationOptions{},
},
{
name: "limits and requests of cpu resource are equal",
requirements: core.ResourceRequirements{
Limits: core.ResourceList{
core.ResourceCPU: resource.MustParse("10"),
},
Requests: core.ResourceList{
core.ResourceCPU: resource.MustParse("10"),
},
},
opts: PodValidationOptions{},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
if errs := ValidateResourceRequirements(&tc.requirements, path, tc.opts); len(errs) != 0 {
t.Errorf("unexpected errors: %v", errs)
}
})
}
errTests := []struct {
name string
requirements core.ResourceRequirements
opts PodValidationOptions
}{
{
name: "hugepage resource without cpu or memory",
requirements: core.ResourceRequirements{
Limits: core.ResourceList{
core.ResourceName(core.ResourceHugePagesPrefix + "2Mi"): resource.MustParse("2Mi"),
},
Requests: core.ResourceList{
core.ResourceName(core.ResourceHugePagesPrefix + "2Mi"): resource.MustParse("2Mi"),
},
},
opts: PodValidationOptions{},
},
}
for _, tc := range errTests {
t.Run(tc.name, func(t *testing.T) {
if errs := ValidateResourceRequirements(&tc.requirements, path, tc.opts); len(errs) == 0 {
t.Error("expected errors")
}
})
}
}

View File

@ -54,7 +54,8 @@ func ValidateRuntimeClassUpdate(new, old *node.RuntimeClass) field.ErrorList {
func validateOverhead(overhead *node.Overhead, fldPath *field.Path) field.ErrorList {
// reuse the ResourceRequirements validation logic
return corevalidation.ValidateResourceRequirements(&core.ResourceRequirements{Limits: overhead.PodFixed}, fldPath)
return corevalidation.ValidateResourceRequirements(&core.ResourceRequirements{Limits: overhead.PodFixed}, fldPath,
corevalidation.PodValidationOptions{})
}
func validateScheduling(s *node.Scheduling, fldPath *field.Path) field.ErrorList {

View File

@ -20,6 +20,7 @@ import (
"reflect"
"testing"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/util/intstr"
@ -247,3 +248,114 @@ func TestDeploymentDefaultGarbageCollectionPolicy(t *testing.T) {
}
}
}
func newDeploymentWithHugePageValue(reousreceName api.ResourceName, value resource.Quantity) *apps.Deployment {
return &apps.Deployment{
ObjectMeta: metav1.ObjectMeta{
Name: deploymentName,
Namespace: namespace,
ResourceVersion: "1",
},
Spec: apps.DeploymentSpec{
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"foo": "bar"},
MatchExpressions: []metav1.LabelSelectorRequirement{},
},
Strategy: apps.DeploymentStrategy{
Type: apps.RollingUpdateDeploymentStrategyType,
RollingUpdate: &apps.RollingUpdateDeployment{
MaxSurge: intstr.FromInt(1),
MaxUnavailable: intstr.FromInt(1),
},
},
Template: api.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Namespace: "default",
Name: "foo",
Labels: map[string]string{"foo": "bar"},
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSDefault,
Containers: []api.Container{{
Name: fakeImageName,
Image: fakeImage,
ImagePullPolicy: api.PullNever,
TerminationMessagePolicy: api.TerminationMessageReadFile,
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceCPU): resource.MustParse("10"),
api.ResourceName(reousreceName): value,
},
Limits: api.ResourceList{
api.ResourceName(api.ResourceCPU): resource.MustParse("10"),
api.ResourceName(reousreceName): value,
},
}},
}},
},
},
}
}
func TestDeploymentStrategyValidate(t *testing.T) {
tests := []struct {
name string
deployment *apps.Deployment
}{
{
name: "validation on a new deployment with indivisible hugepages values",
deployment: newDeploymentWithHugePageValue(api.ResourceHugePagesPrefix+"2Mi", resource.MustParse("2.1Mi")),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
if errs := Strategy.Validate(genericapirequest.NewContext(), tc.deployment); len(errs) == 0 {
t.Error("expected failure")
}
})
}
}
func TestDeploymentStrategyValidateUpdate(t *testing.T) {
tests := []struct {
name string
newDeployment *apps.Deployment
oldDeployment *apps.Deployment
}{
{
name: "validation on an existing deployment with indivisible hugepages values to a new deployment with indivisible hugepages values",
newDeployment: newDeploymentWithHugePageValue(api.ResourceHugePagesPrefix+"2Mi", resource.MustParse("2.1Mi")),
oldDeployment: newDeploymentWithHugePageValue(api.ResourceHugePagesPrefix+"1Gi", resource.MustParse("1.1Gi")),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
if errs := Strategy.ValidateUpdate(genericapirequest.NewContext(), tc.newDeployment, tc.oldDeployment); len(errs) != 0 {
t.Errorf("unexpected error:%v", errs)
}
})
}
errTests := []struct {
name string
newDeployment *apps.Deployment
oldDeployment *apps.Deployment
}{
{
name: "validation on an existing deployment with divisible hugepages values to a new deployment with indivisible hugepages values",
newDeployment: newDeploymentWithHugePageValue(api.ResourceHugePagesPrefix+"2Mi", resource.MustParse("2.1Mi")),
oldDeployment: newDeploymentWithHugePageValue(api.ResourceHugePagesPrefix+"1Gi", resource.MustParse("2Gi")),
},
}
for _, tc := range errTests {
t.Run(tc.name, func(t *testing.T) {
if errs := Strategy.ValidateUpdate(genericapirequest.NewContext(), tc.newDeployment, tc.oldDeployment); len(errs) == 0 {
t.Error("expected failure")
}
})
}
}

View File

@ -1197,3 +1197,187 @@ func createPodWithGenericEphemeralVolume() *api.Pod {
},
}
}
func newPodtWithHugePageValue(reousreceName api.ResourceName, value resource.Quantity) *api.Pod {
return &api.Pod{
ObjectMeta: metav1.ObjectMeta{
Namespace: "default",
Name: "foo",
ResourceVersion: "1",
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSDefault,
Containers: []api.Container{{
Name: "foo",
Image: "image",
ImagePullPolicy: "IfNotPresent",
TerminationMessagePolicy: "File",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceCPU: resource.MustParse("10"),
reousreceName: value,
},
Limits: api.ResourceList{
api.ResourceCPU: resource.MustParse("10"),
reousreceName: value,
},
}},
},
},
}
}
func TestPodStrategyValidate(t *testing.T) {
const containerName = "container"
errTest := []struct {
name string
pod *api.Pod
}{
{
name: "a new pod setting container with indivisible hugepages values",
pod: newPodtWithHugePageValue(api.ResourceHugePagesPrefix+"1Mi", resource.MustParse("1.1Mi")),
},
{
name: "a new pod setting init-container with indivisible hugepages values",
pod: &api.Pod{
ObjectMeta: metav1.ObjectMeta{
Namespace: "default",
Name: "foo",
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSDefault,
InitContainers: []api.Container{{
Name: containerName,
Image: "image",
ImagePullPolicy: "IfNotPresent",
TerminationMessagePolicy: "File",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceHugePagesPrefix + "64Ki"): resource.MustParse("127Ki"),
},
Limits: api.ResourceList{
api.ResourceName(api.ResourceHugePagesPrefix + "64Ki"): resource.MustParse("127Ki"),
},
}},
},
},
},
},
{
name: "a new pod setting init-container with indivisible hugepages values while container with divisible hugepages values",
pod: &api.Pod{
ObjectMeta: metav1.ObjectMeta{
Namespace: "default",
Name: "foo",
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSDefault,
InitContainers: []api.Container{{
Name: containerName,
Image: "image",
ImagePullPolicy: "IfNotPresent",
TerminationMessagePolicy: "File",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceHugePagesPrefix + "2Mi"): resource.MustParse("5.1Mi"),
},
Limits: api.ResourceList{
api.ResourceName(api.ResourceHugePagesPrefix + "2Mi"): resource.MustParse("5.1Mi"),
},
}},
},
Containers: []api.Container{{
Name: containerName,
Image: "image",
ImagePullPolicy: "IfNotPresent",
TerminationMessagePolicy: "File",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceHugePagesPrefix + "1Gi"): resource.MustParse("2Gi"),
},
Limits: api.ResourceList{
api.ResourceName(api.ResourceHugePagesPrefix + "1Gi"): resource.MustParse("2Gi"),
},
}},
},
},
},
},
}
for _, tc := range errTest {
t.Run(tc.name, func(t *testing.T) {
if errs := Strategy.Validate(genericapirequest.NewContext(), tc.pod); len(errs) == 0 {
t.Error("expected failure")
}
})
}
tests := []struct {
name string
pod *api.Pod
}{
{
name: "a new pod setting container with divisible hugepages values",
pod: &api.Pod{
ObjectMeta: metav1.ObjectMeta{
Namespace: "default",
Name: "foo",
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSDefault,
Containers: []api.Container{{
Name: containerName,
Image: "image",
ImagePullPolicy: "IfNotPresent",
TerminationMessagePolicy: "File",
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceCPU): resource.MustParse("10"),
api.ResourceName(api.ResourceHugePagesPrefix + "1Mi"): resource.MustParse("2Mi"),
},
Limits: api.ResourceList{
api.ResourceName(api.ResourceCPU): resource.MustParse("10"),
api.ResourceName(api.ResourceHugePagesPrefix + "1Mi"): resource.MustParse("2Mi"),
},
}},
},
},
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
if errs := Strategy.Validate(genericapirequest.NewContext(), tc.pod); len(errs) != 0 {
t.Errorf("unexpected error:%v", errs)
}
})
}
}
func TestPodStrategyValidateUpdate(t *testing.T) {
test := []struct {
name string
newPod *api.Pod
oldPod *api.Pod
}{
{
name: "an existing pod with indivisible hugepages values to a new pod with indivisible hugepages values",
newPod: newPodtWithHugePageValue(api.ResourceHugePagesPrefix+"2Mi", resource.MustParse("2.1Mi")),
oldPod: newPodtWithHugePageValue(api.ResourceHugePagesPrefix+"2Mi", resource.MustParse("2.1Mi")),
},
}
for _, tc := range test {
t.Run(tc.name, func(t *testing.T) {
if errs := Strategy.ValidateUpdate(genericapirequest.NewContext(), tc.newPod, tc.oldPod); len(errs) != 0 {
t.Errorf("unexpected error:%v", errs)
}
})
}
}