limitations under the License.
*/

package options

import (
	"context"
	"fmt"
	"net"
	"path"
	"strconv"
	"strings"
	"syscall"

	"github.com/spf13/pflag"
	"k8s.io/klog/v2"
	netutils "k8s.io/utils/net"

	utilnet "k8s.io/apimachinery/pkg/util/net"
	"k8s.io/apiserver/pkg/server"
	"k8s.io/apiserver/pkg/server/dynamiccertificates"
	certutil "k8s.io/client-go/util/cert"
	"k8s.io/client-go/util/keyutil"

		&net.IPNet{IP: netutils.ParseIPSloppy(testExternalIP), Mask: net.CIDRMask(24, 32)},
		&net.IPNet{IP: netutils.ParseIPSloppy(testNodeIPv6), Mask: net.CIDRMask(64, 128)},
		&net.IPNet{IP: netutils.ParseIPSloppy(testNodeIPv6Alt), Mask: net.CIDRMask(64, 128)},
	}
	networkInterfacer.AddInterfaceAddr(&itf1, addrs1)

	nft := knftables.NewFake(nftablesFamily, kubeProxyTable)

	"k8s.io/client-go/informers"
	"k8s.io/client-go/kubernetes/fake"
	restclient "k8s.io/client-go/rest"
	"k8s.io/klog/v2/ktesting"
	kubeopenapi "k8s.io/kube-openapi/pkg/common"
	"k8s.io/kube-openapi/pkg/validation/spec"
	netutils "k8s.io/utils/net"
)

const (
	extensionsGroupName = "extensions"
)

var (
	v1GroupVersion = schema.GroupVersion{Group: "", Version: "v1"}

	scheme         = runtime.NewScheme()

	"k8s.io/kubernetes/pkg/features"
	"k8s.io/kubernetes/pkg/kubelet/cadvisor"
	"k8s.io/kubernetes/pkg/kubelet/cm"
	kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
	"k8s.io/kubernetes/pkg/kubelet/events"
	netutils "k8s.io/utils/net"

	"k8s.io/klog/v2"
)

const (
	// MaxNamesPerImageInNodeStatus is max number of names
	// per image stored in the node status.
	MaxNamesPerImageInNodeStatus = 5
)

	"k8s.io/component-base/logs"
	"k8s.io/component-base/metrics"
	cmconfig "k8s.io/controller-manager/config"
	cmoptions "k8s.io/controller-manager/options"
	migration "k8s.io/controller-manager/pkg/leadermigration/options"
	netutils "k8s.io/utils/net"

	clientgofeaturegate "k8s.io/client-go/features"
	kubecontrollerconfig "k8s.io/kubernetes/cmd/kube-controller-manager/app/config"
	kubectrlmgrconfig "k8s.io/kubernetes/pkg/controller/apis/config"

		&net.IPNet{IP: netutils.ParseIPSloppy(testExternalIP), Mask: net.CIDRMask(24, 32)},
		&net.IPNet{IP: netutils.ParseIPSloppy(testNodeIPv6), Mask: net.CIDRMask(64, 128)},
		&net.IPNet{IP: netutils.ParseIPSloppy(testNodeIPv6Alt), Mask: net.CIDRMask(64, 128)},
	}
	networkInterfacer.AddInterfaceAddr(&itf1, addrs1)

	p := &Proxier{
		ipFamily:                 ipfamily,

	oteltrace "go.opentelemetry.io/otel/trace"
	"google.golang.org/grpc"
	"k8s.io/klog/v2"
	"k8s.io/kubernetes/pkg/kubelet/metrics/collectors"
	"k8s.io/utils/clock"
	netutils "k8s.io/utils/net"

	v1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/apimachinery/pkg/runtime/schema"
	"k8s.io/apimachinery/pkg/types"

	"k8s.io/kubernetes/pkg/proxy/metaproxier"
	"k8s.io/kubernetes/pkg/proxy/metrics"
	proxyutil "k8s.io/kubernetes/pkg/proxy/util"
	"k8s.io/kubernetes/pkg/util/async"
	utilexec "k8s.io/utils/exec"
	netutils "k8s.io/utils/net"
	"k8s.io/utils/ptr"
	"sigs.k8s.io/knftables"
)

const (
	// Our nftables table. All of our chains/sets/maps are created inside this table,

	}

	ipAllocs := map[api.IPFamily]ipallocator.Interface{}
	for _, fam := range ipFamilies {
		switch fam {
		case api.IPv4Protocol:
			_, cidr, _ := netutils.ParseCIDRSloppy("10.0.0.0/16")
			ipAllocs[fam] = makeIPAllocator(cidr)
		case api.IPv6Protocol:
			_, cidr, _ := netutils.ParseCIDRSloppy("2000::/108")
			ipAllocs[fam] = makeIPAllocator(cidr)
		default:
			t.Fatalf("Unknown IPFamily: %v", fam)
		}
	}

	"k8s.io/kubernetes/pkg/util/oom"
	"k8s.io/kubernetes/pkg/util/rlimit"
	"k8s.io/kubernetes/pkg/volume/util/hostutil"
	"k8s.io/kubernetes/pkg/volume/util/subpath"
	"k8s.io/utils/cpuset"
	"k8s.io/utils/exec"
	netutils "k8s.io/utils/net"
)

func init() {
	utilruntime.Must(logsapi.AddFeatureGates(utilfeature.DefaultMutableFeatureGate))
}

const (
	// Kubelet component name
	componentKubelet = "kubelet"
)