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Fill in default node cidr mask size when dual stack is not enabled
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@ -315,11 +315,8 @@ func getControllerManagerCommand(cfg *kubeadmapi.ClusterConfiguration) []string
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// Let the controller-manager allocate Node CIDRs for the Pod network.
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// Each node will get a subspace of the address CIDR provided with --pod-network-cidr.
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if cfg.Networking.PodSubnet != "" {
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// TODO(Arvinderpal): Needs to be fixed once PR #73977 lands. Should be a list of maskSizes.
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maskSize := calcNodeCidrSize(cfg.Networking.PodSubnet)
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defaultArguments["allocate-node-cidrs"] = "true"
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defaultArguments["cluster-cidr"] = cfg.Networking.PodSubnet
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defaultArguments["node-cidr-mask-size"] = maskSize
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if cfg.Networking.ServiceSubnet != "" {
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defaultArguments["service-cluster-ip-range"] = cfg.Networking.ServiceSubnet
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}
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@ -329,6 +326,10 @@ func getControllerManagerCommand(cfg *kubeadmapi.ClusterConfiguration) []string
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// Note: The user still retains the ability to explicitly set feature-gates and that value will overwrite this base value.
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if enabled, present := cfg.FeatureGates[features.IPv6DualStack]; present {
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defaultArguments["feature-gates"] = fmt.Sprintf("%s=%t", features.IPv6DualStack, enabled)
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} else if cfg.Networking.PodSubnet != "" {
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// TODO(Arvinderpal): Needs to be fixed once PR #73977 lands. Should be a list of maskSizes.
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maskSize := calcNodeCidrSize(cfg.Networking.PodSubnet)
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defaultArguments["node-cidr-mask-size"] = maskSize
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}
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command := []string{"kube-controller-manager"}
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