}

	var err error
	listener, err := net.Listen("unix", path)
	if err != nil {
		return nil, fmt.Errorf("failed to listen on unix socket %q: %v", path, err)
	}

	// Update file permission so that cni plugin has permission to access it.
	if _, err := os.Stat(path); err != nil {
		return nil, fmt.Errorf("cni listener file %q doesn't exist", path)
	}

	if sockAddress == "" {
		return nil
	}
	log.Info("Start a UDS server for CNI plugin logs")
	unixListener, err := uds.NewListener(sockAddress)
	if err != nil {
		return fmt.Errorf("failed to create UDS listener: %v", err)
	}
	go func() {
		if err := l.loggingServer.Serve(unixListener); network.IsUnexpectedListenerError(err) {
			log.Errorf("Error running UDS log server: %v", err)
		}
	}()

	go func() {
		<-stop

	"istio.io/istio/pkg/network"
)

func SetupMonitoring(port int, path string, stop <-chan struct{}) {
	if port <= 0 {
		return
	}
	mux := http.NewServeMux()
	var listener net.Listener
	var err error
	if listener, err = net.Listen("tcp", fmt.Sprintf(":%d", port)); err != nil {
		log.Errorf("unable to listen on socket: %v", err)
		return
	}
	exporter, err := monitoring.RegisterPrometheusExporter(nil, nil)

// limitations under the License.

package configdump

import (
	admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
)

// GetEndpointsConfigDump retrieves the listener config dump from the ConfigDump
func (w *Wrapper) GetEndpointsConfigDump() (*admin.EndpointsConfigDump, error) {
	endpointsDumpAny, err := w.getSection(endpoints)
	if err != nil {
		return nil, nil
	}

	if err != nil {
		return fmt.Errorf("failed to create CNI listener: %v", err)
	}
	go func() {
		err := s.cniListenServer.Serve(unixListener)

		select {
		case <-s.ctx.Done():
			// ctx done, we should silently go away
			return
		default:
			// If the cniListener exits, at least we should record an error log
			log.Errorf("CNI listener server exiting unexpectedly: %v", err)
		}
	}()

		l := &listener.Listener{}
		err = dal[i].ActiveState.Listener.UnmarshalTo(l)
		if err != nil {
			return false
		}
		name := l.Name
		err = dal[j].ActiveState.Listener.UnmarshalTo(l)
		if err != nil {
			return false
		}
		return name < l.Name
	})
	if stripVersions {
		for i := range dal {
			dal[i].ActiveState.VersionInfo = ""
			dal[i].ActiveState.LastUpdated = nil

				Type: "TCP",
			},
			inListener: &listener.Listener{
				FilterChains: []*listener.FilterChain{{
					Filters: []*listener.Filter{{
						Name: wellknown.TCPProxy,
					}},
				}},
			},
			expect: true,
		},
		{
			desc: "unknown-type",
			inFilter: &ListenerFilter{
				Type: "UNKNOWN",
			},
			inListener: &listener.Listener{
				FilterChains: []*listener.FilterChain{{

	filterChains []*filterChain
}

func getFilterConfig(filter *listener.Filter, out proto.Message) error {
	switch c := filter.ConfigType.(type) {
	case *listener.Filter_TypedConfig:
		if err := c.TypedConfig.UnmarshalTo(out); err != nil {
			return err
		}
	}
	return nil
}

func getHTTPConnectionManager(filter *listener.Filter) *hcm.HttpConnectionManager {
	cm := &hcm.HttpConnectionManager{}

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