APIServer: kubeadmapiv1.APIServer{
					CertSANs: test.in,
				},
			}

			LowercaseSANs(cfg.APIServer.CertSANs)

			if len(cfg.APIServer.CertSANs) != len(test.out) {
				t.Fatalf("expected %d elements, got %d", len(test.out), len(cfg.APIServer.CertSANs))
			}

			for i, expected := range test.out {
				if cfg.APIServer.CertSANs[i] != expected {

func (in *APIServer) DeepCopyInto(out *APIServer) {
	*out = *in
	in.ControlPlaneComponent.DeepCopyInto(&out.ControlPlaneComponent)
	if in.CertSANs != nil {
		in, out := &in.CertSANs, &out.CertSANs
		*out = make([]string, len(*in))
		copy(*out, *in)
	}
	if in.TimeoutForControlPlane != nil {
		in, out := &in.TimeoutForControlPlane, &out.TimeoutForControlPlane
		*out = new(v1.Duration)

*/

package certs

/*

	PHASE: CERTIFICATES

	INPUTS:
		From InitConfiguration
			.API.AdvertiseAddress is an optional parameter that can be passed for an extra addition to the SAN IPs
			.APIServer.CertSANs is an optional parameter for adding DNS names and IPs to the API Server serving cert SAN
			.Etcd.Local.ServerCertSANs is an optional parameter for adding DNS names and IPs to the etcd serving cert SAN

	if err := Convert_v1beta3_ControlPlaneComponent_To_kubeadm_ControlPlaneComponent(&in.ControlPlaneComponent, &out.ControlPlaneComponent, s); err != nil {
		return err
	}
	out.CertSANs = *(*[]string)(unsafe.Pointer(&in.CertSANs))
	out.TimeoutForControlPlane = (*v1.Duration)(unsafe.Pointer(in.TimeoutForControlPlane))
	return nil
}

func (in *APIServer) DeepCopyInto(out *APIServer) {
	*out = *in
	in.ControlPlaneComponent.DeepCopyInto(&out.ControlPlaneComponent)
	if in.CertSANs != nil {
		in, out := &in.CertSANs, &out.CertSANs
		*out = make([]string, len(*in))
		copy(*out, *in)
	}
	if in.TimeoutForControlPlane != nil {
		in, out := &in.TimeoutForControlPlane, &out.TimeoutForControlPlane
		*out = new(v1.Duration)

}

// APIServer holds settings necessary for API server deployments in the cluster
type APIServer struct {
	ControlPlaneComponent `json:",inline"`

	// CertSANs sets extra Subject Alternative Names for the API Server signing cert.
	// +optional
	CertSANs []string `json:"certSANs,omitempty"`

	// TimeoutForControlPlane controls the timeout that we use for API server to appear
	// +optional

func (in *APIServer) DeepCopyInto(out *APIServer) {
	*out = *in
	in.ControlPlaneComponent.DeepCopyInto(&out.ControlPlaneComponent)
	if in.CertSANs != nil {
		in, out := &in.CertSANs, &out.CertSANs
		*out = make([]string, len(*in))
		copy(*out, *in)
	}
	return
}

// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new APIServer.

}

// APIServer holds settings necessary for API server deployments in the cluster
type APIServer struct {
	ControlPlaneComponent `json:",inline"`

	// CertSANs sets extra Subject Alternative Names for the API Server signing cert.
	// +optional
	CertSANs []string `json:"certSANs,omitempty"`
}

// DNS defines the DNS addon that should be used in the cluster
type DNS struct {

					ControlPlaneEndpoint: "api.k8s.io:6443",
					Networking:           kubeadmapi.Networking{ServiceSubnet: "10.96.0.0/12", DNSDomain: "cluster.local"},
					APIServer: kubeadmapi.APIServer{
						CertSANs: []string{"10.1.245.94", "10.1.245.95", "1.2.3.L", "invalid,commas,in,DNS"},
					},
				},
				NodeRegistration: kubeadmapi.NodeRegistrationOptions{Name: "valid-hostname"},
			},

	if err := Convert_v1beta4_ControlPlaneComponent_To_kubeadm_ControlPlaneComponent(&in.ControlPlaneComponent, &out.ControlPlaneComponent, s); err != nil {
		return err
	}
	out.CertSANs = *(*[]string)(unsafe.Pointer(&in.CertSANs))
	return nil
}

// Convert_v1beta4_APIServer_To_kubeadm_APIServer is an autogenerated conversion function.