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core/v1: stop defaulting Service internalTrafficPolicy when Type=ExternalName

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Signed-off-by: Andrew Sy Kim <kim.andrewsy@gmail.com>
This commit is contained in:
Andrew Sy Kim 2021-09-08 13:43:26 -04:00
parent b0f0aad2ce
commit 3a927cc6b3
2 changed files with 12 additions and 4 deletions
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7
pkg/apis/core/v1/defaults.go
View File

@ -131,10 +131,15 @@ func SetDefaults_Service(obj *v1.Service) {
obj.Spec.ExternalTrafficPolicy = v1.ServiceExternalTrafficPolicyTypeCluster
}
if utilfeature.DefaultFeatureGate.Enabled(features.ServiceInternalTrafficPolicy) && obj.Spec.InternalTrafficPolicy == nil {
if utilfeature.DefaultFeatureGate.Enabled(features.ServiceInternalTrafficPolicy) {
if obj.Spec.InternalTrafficPolicy == nil {
if obj.Spec.Type == v1.ServiceTypeNodePort || obj.Spec.Type == v1.ServiceTypeLoadBalancer || obj.Spec.Type == v1.ServiceTypeClusterIP {
serviceInternalTrafficPolicyCluster := v1.ServiceInternalTrafficPolicyCluster
obj.Spec.InternalTrafficPolicy = &serviceInternalTrafficPolicyCluster
}
}
}
if obj.Spec.Type == v1.ServiceTypeLoadBalancer {
if obj.Spec.AllocateLoadBalancerNodePorts == nil {

3
pkg/apis/core/validation/validation.go
View File

@ -4809,9 +4809,12 @@ func validateServiceInternalTrafficFieldsValue(service *core.Service) field.Erro
if utilfeature.DefaultFeatureGate.Enabled(features.ServiceInternalTrafficPolicy) {
if service.Spec.InternalTrafficPolicy == nil {
if service.Spec.Type == core.ServiceTypeNodePort ||
service.Spec.Type == core.ServiceTypeLoadBalancer || service.Spec.Type == core.ServiceTypeClusterIP {
allErrs = append(allErrs, field.Required(field.NewPath("spec").Child("internalTrafficPolicy"), ""))
}
}
}
if service.Spec.InternalTrafficPolicy != nil && !supportedServiceInternalTrafficPolicy.Has(string(*service.Spec.InternalTrafficPolicy)) {
allErrs = append(allErrs, field.NotSupported(field.NewPath("spec").Child("internalTrafficPolicy"), *service.Spec.InternalTrafficPolicy, supportedServiceInternalTrafficPolicy.List()))