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move IPv6DualStack feature to stable. (#104691)

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* kube-proxy

* endpoints controller

* app: kube-controller-manager

* app: cloud-controller-manager

* kubelet

* app: api-server

* node utils + registry/strategy

* api: validation (comment removal)

* api:pod strategy (util pkg)

* api: docs

* core: integration testing

* kubeadm: change feature gate to GA

* service registry and rest stack

* move feature to GA

* generated
This commit is contained in:
Khaled Henidak (Kal)
2021-09-24 16:30:22 -07:00
committed by GitHub
parent c74d799677
commit a53e2eaeab
42 changed files with 455 additions and 1373 deletions
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10
pkg/proxy/apis/config/validation/validation.go
View File

@@ -30,7 +30,6 @@ import (
componentbaseconfig "k8s.io/component-base/config"
"k8s.io/component-base/metrics"
apivalidation "k8s.io/kubernetes/pkg/apis/core/validation"
kubefeatures "k8s.io/kubernetes/pkg/features"
kubeproxyconfig "k8s.io/kubernetes/pkg/proxy/apis/config"
netutils "k8s.io/utils/net"
)
@@ -75,22 +74,19 @@ func Validate(config *kubeproxyconfig.KubeProxyConfiguration) field.ErrorList {
}
allErrs = append(allErrs, validateHostPort(config.MetricsBindAddress, newPath.Child("MetricsBindAddress"))...)
dualStackEnabled := effectiveFeatures.Enabled(kubefeatures.IPv6DualStack)
if config.ClusterCIDR != "" {
cidrs := strings.Split(config.ClusterCIDR, ",")
switch {
// if DualStack only valid one cidr or two cidrs with one of each IP family
case dualStackEnabled && len(cidrs) > 2:
case len(cidrs) > 2:
allErrs = append(allErrs, field.Invalid(newPath.Child("ClusterCIDR"), config.ClusterCIDR, "only one CIDR allowed or a valid DualStack CIDR (e.g. 10.100.0.0/16,fde4:8dba:82e1::/48)"))
// if DualStack and two cidrs validate if there is at least one of each IP family
case dualStackEnabled && len(cidrs) == 2:
case len(cidrs) == 2:
isDual, err := netutils.IsDualStackCIDRStrings(cidrs)
if err != nil || !isDual {
allErrs = append(allErrs, field.Invalid(newPath.Child("ClusterCIDR"), config.ClusterCIDR, "must be a valid DualStack CIDR (e.g. 10.100.0.0/16,fde4:8dba:82e1::/48)"))
}
// if not DualStack only one CIDR allowed
case !dualStackEnabled && len(cidrs) > 1:
case len(cidrs) > 1:
allErrs = append(allErrs, field.Invalid(newPath.Child("ClusterCIDR"), config.ClusterCIDR, "only one CIDR allowed (e.g. 10.100.0.0/16 or fde4:8dba:82e1::/48)"))
// if we are here means that len(cidrs) == 1, we need to validate it
default: