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Ensure headless service port equal to targetPort

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This commit is contained in:
feihujiang
2015-11-27 16:09:13 +08:00
parent 70d2a02959
commit 81b095ee52
2 changed files with 37 additions and 2 deletions
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12
pkg/api/validation/validation.go
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@@ -1239,9 +1239,11 @@ func ValidateService(service *api.Service) validation.ErrorList {
}
}
}
isHeadlessService := service.Spec.ClusterIP == api.ClusterIPNone
allPortNames := sets.String{}
for i := range service.Spec.Ports {
allErrs = append(allErrs, validateServicePort(&service.Spec.Ports[i], len(service.Spec.Ports) > 1, &allPortNames).PrefixIndex(i).Prefix("spec.ports")...)
allErrs = append(allErrs, validateServicePort(&service.Spec.Ports[i], len(service.Spec.Ports) > 1, isHeadlessService, &allPortNames).PrefixIndex(i).Prefix("spec.ports")...)
}
if service.Spec.Selector != nil {
@@ -1309,7 +1311,7 @@ func ValidateService(service *api.Service) validation.ErrorList {
return allErrs
}
func validateServicePort(sp *api.ServicePort, requireName bool, allNames *sets.String) validation.ErrorList {
func validateServicePort(sp *api.ServicePort, requireName, isHeadlessService bool, allNames *sets.String) validation.ErrorList {
allErrs := validation.ErrorList{}
if requireName && sp.Name == "" {
@@ -1341,6 +1343,12 @@ func validateServicePort(sp *api.ServicePort, requireName bool, allNames *sets.S
allErrs = append(allErrs, validation.NewInvalidError("targetPort", sp.TargetPort, PortNameErrorMsg))
}
if isHeadlessService {
if sp.TargetPort.Type == intstr.String || (sp.TargetPort.Type == intstr.Int && sp.Port != sp.TargetPort.IntValue()) {
allErrs = append(allErrs, validation.NewInvalidError("port", sp.Port, "must be equal to targetPort when clusterIP = None"))
}
}
return allErrs
}