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Fix to not allow empty topology key when the feature AffinityInAnnotations is disabled. #44362

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merged 2 commits into from
Apr 14, 2017
Merged

Fix to not allow empty topology key when the feature AffinityInAnnotations is disabled. #44362

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d2117c0
Fix to not allow when the feature AffinityInAnnotations is disabled.
Apr 11, 2017
ebe3255
Add unit tests when the feature AffinityInAnnotations is disabled.
Apr 13, 2017
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1 change: 1 addition & 0 deletions pkg/api/validation/BUILD
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Original file line number Diff line number Diff line change
Expand Up @@ -85,6 +85,7 @@ go_test(
"//vendor:k8s.io/apimachinery/pkg/util/sets",
"//vendor:k8s.io/apimachinery/pkg/util/validation/field",
"//vendor:k8s.io/apimachinery/pkg/util/yaml",
"//vendor:k8s.io/apiserver/pkg/util/feature",
],
)

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3 changes: 3 additions & 0 deletions pkg/api/validation/validation.go
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Expand Up @@ -2213,6 +2213,9 @@ func ValidatePreferredSchedulingTerms(terms []api.PreferredSchedulingTerm, fldPa
// validatePodAffinityTerm tests that the specified podAffinityTerm fields have valid data
func validatePodAffinityTerm(podAffinityTerm api.PodAffinityTerm, allowEmptyTopologyKey bool, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if !utilfeature.DefaultFeatureGate.Enabled(features.AffinityInAnnotations) && len(podAffinityTerm.TopologyKey) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("topologyKey"), "can not be empty"))
}
allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(podAffinityTerm.LabelSelector, fldPath.Child("matchExpressions"))...)
for _, name := range podAffinityTerm.Namespaces {
for _, msg := range ValidateNamespaceName(name, false) {
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119 changes: 119 additions & 0 deletions pkg/api/validation/validation_test.go
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Expand Up @@ -26,6 +26,7 @@ import (
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/apimachinery/pkg/util/validation/field"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/helper"
"k8s.io/kubernetes/pkg/api/service"
Expand Down Expand Up @@ -4316,6 +4317,124 @@ func TestValidatePod(t *testing.T) {
}
}

func TestValidatePodWithDisabledAffinityInAnnotations(t *testing.T) {
validPodSpec := func(affinity *api.Affinity) api.PodSpec {
spec := api.PodSpec{
Containers: []api.Container{{Name: "ctr", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: "File"}},
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
}
if affinity != nil {
spec.Affinity = affinity
}
return spec
}

utilfeature.DefaultFeatureGate.Set("AffinityInAnnotations=False")
errorCases := []api.Pod{
{
ObjectMeta: metav1.ObjectMeta{Name: "123", Namespace: "ns"},
Spec: validPodSpec(&api.Affinity{
PodAffinity: &api.PodAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: []api.PodAffinityTerm{
{
LabelSelector: &metav1.LabelSelector{
MatchExpressions: []metav1.LabelSelectorRequirement{
{
Key: "key2",
Operator: metav1.LabelSelectorOpIn,
Values: []string{"value1", "value2"},
},
},
},
TopologyKey: "",
Namespaces: []string{"ns"},
},
},
},
}),
},
{
ObjectMeta: metav1.ObjectMeta{Name: "123", Namespace: "ns"},
Spec: validPodSpec(&api.Affinity{
PodAffinity: &api.PodAffinity{
PreferredDuringSchedulingIgnoredDuringExecution: []api.WeightedPodAffinityTerm{
{
Weight: 10,
PodAffinityTerm: api.PodAffinityTerm{
LabelSelector: &metav1.LabelSelector{
MatchExpressions: []metav1.LabelSelectorRequirement{
{
Key: "key2",
Operator: metav1.LabelSelectorOpNotIn,
Values: []string{"value1", "value2"},
},
},
},
Namespaces: []string{"ns"},
TopologyKey: "",
},
},
},
},
}),
},
{
ObjectMeta: metav1.ObjectMeta{Name: "123", Namespace: "ns"},
Spec: validPodSpec(&api.Affinity{
PodAntiAffinity: &api.PodAntiAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: []api.PodAffinityTerm{
{
LabelSelector: &metav1.LabelSelector{
MatchExpressions: []metav1.LabelSelectorRequirement{
{
Key: "key2",
Operator: metav1.LabelSelectorOpIn,
Values: []string{"value1", "value2"},
},
},
},
TopologyKey: "",
Namespaces: []string{"ns"},
},
},
},
}),
},
{
ObjectMeta: metav1.ObjectMeta{Name: "123", Namespace: "ns"},
Spec: validPodSpec(&api.Affinity{
PodAntiAffinity: &api.PodAntiAffinity{
PreferredDuringSchedulingIgnoredDuringExecution: []api.WeightedPodAffinityTerm{
{
Weight: 10,
PodAffinityTerm: api.PodAffinityTerm{
LabelSelector: &metav1.LabelSelector{
MatchExpressions: []metav1.LabelSelectorRequirement{
{
Key: "key2",
Operator: metav1.LabelSelectorOpNotIn,
Values: []string{"value1", "value2"},
},
},
},
Namespaces: []string{"ns"},
TopologyKey: "",
},
},
},
},
}),
},
}

for _, v := range errorCases {
if errs := ValidatePod(&v); len(errs) == 0 {
t.Errorf("expected failure for %v", errs)
}
}
}

func TestValidatePodUpdate(t *testing.T) {
var (
activeDeadlineSecondsZero = int64(0)
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