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Merge pull request #90439 from SataQiu/dual-stack-node-cidr-20200424

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Dual-stack: make nodeipam compatible with existing single-stack clusters when dual-stack feature gate become enabled by default
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Kubernetes Prow Robot 2020-09-10 19:34:14 -07:00 committed by GitHub
commit 56b9a69d39
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1 changed files with 2 additions and 2 deletions
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4
cmd/kube-controller-manager/app/core.go
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@ -157,13 +157,13 @@ func startNodeIpamController(ctx ControllerContext) (http.Handler, bool, error)
}
var nodeCIDRMaskSizeIPv4, nodeCIDRMaskSizeIPv6 int
if utilfeature.DefaultFeatureGate.Enabled(features.IPv6DualStack) {
if dualStack {
// only --node-cidr-mask-size-ipv4 and --node-cidr-mask-size-ipv6 supported with dual stack clusters.
// --node-cidr-mask-size flag is incompatible with dual stack clusters.
nodeCIDRMaskSizeIPv4, nodeCIDRMaskSizeIPv6, err = setNodeCIDRMaskSizesDualStack(ctx.ComponentConfig.NodeIPAMController)
} else {
// only --node-cidr-mask-size supported with single stack clusters.
// --node-cidr-mask-size-ipv4 and --node-cidr-mask-size-ipv6 flags are incompatible with dual stack clusters.
// --node-cidr-mask-size-ipv4 and --node-cidr-mask-size-ipv6 flags are incompatible with single stack clusters.
nodeCIDRMaskSizeIPv4, nodeCIDRMaskSizeIPv6, err = setNodeCIDRMaskSizes(ctx.ComponentConfig.NodeIPAMController)
}