switch request.Method {
	case http.MethodGet:
		_, _ = writer.Write([]byte(getResponse))
	}
}

func adsHandler(writer http.ResponseWriter, request *http.Request) {
	const getResponse = `{"name":"ads","description":"ads debugging","output_level":"info","stack_trace_level":"none","log_callers":false}`

	switch request.Method {

)

var log = istiolog.RegisterScope("iptables", "iptables helper")

type Config struct {
	RestoreFormat bool `json:"RESTORE_FORMAT"`
	TraceLogging  bool `json:"IPTABLES_TRACE_LOGGING"`
	EnableIPv6    bool `json:"ENABLE_INBOUND_IPV6"`
	RedirectDNS   bool `json:"REDIRECT_DNS"`
}

type IptablesConfigurator struct {
	ext    dep.Dependencies
	nlDeps NetlinkDependencies
	cfg    *Config

			"Possible values for <level>: none, error, warn, info, debug")
	logCmd.PersistentFlags().StringVar(&stackTraceLevel, "stack-trace-level", stackTraceLevel,
		"Comma-separated list of stack trace level for scopes in the format of <scope>:<stack-trace-level>[,<scope>:<stack-trace-level>,...]. "+
			"Possible values for <stack-trace-level>: none, error, warn, info, debug")
	logCmd.PersistentFlags().StringVarP(&outputFormat, "output", "o",

	DebugLevel
	// TraceLevel enables trace level logging
	TraceLevel
)

var levelToString = map[Level]string{
	TraceLevel:    "trace",
	DebugLevel:    "debug",
	InfoLevel:     "info",
	WarningLevel:  "warning",
	ErrorLevel:    "error",
	CriticalLevel: "critical",
	OffLevel:      "off",
}

var stringToLevel = map[string]Level{
	"trace":    TraceLevel,
	"debug":    DebugLevel,

			existingConfFiles: map[string]string{"bridge.conf": "bridge.conf", "list.conflist.golden": "list.conflist"},
		},
		{
			name:              "intentional preempted config invalid",
			expectedFailure:   true,
			cniConfigFilename: "invalid-arr.conflist",
			cniConfName:       "invalid-arr.conflist",
			chainedCNIPlugin:  true,
			existingConfFiles: map[string]string{"bridge.conf": "bridge.conf", "invalid-arr.conflist": "invalid-arr.conflist"},

		return copiedFiles, fmt.Errorf("copy binaries: %v", err)
	}

	// Install kubeconfig (if needed) - we write/update this in the shared node CNI netdir,
	// which may be watched by other CNIs, and so we don't want to trigger writes to this file
	// unless it's missing or the contents are not what we expect.
	if err := maybeWriteKubeConfigFile(in.cfg); err != nil {
		cniInstalls.With(resultLabel.Value(resultCreateKubeConfigFailure)).Increment()

			chainedCNIPlugin:  true,
			specifiedConfName: "bridge.conflist",
			expectedConfName:  "bridge.conf",
			existingConfFiles: []string{"bridge.conf", "list.conflist"},
		},
		{
			name:              "specified delayed CNI config file",
			chainedCNIPlugin:  true,
			specifiedConfName: "bridge.conf",
			delayedConfName:   "bridge.conf",
			expectedConfName:  "bridge.conf",
		},
		{

	DebugLevel
	// TraceLevel enables trace level logging
	TraceLevel
)

var levelToString = map[Level]string{
	TraceLevel:    "trace",
	DebugLevel:    "debug",
	InfoLevel:     "info",
	WarningLevel:  "warning",
	ErrorLevel:    "error",
	CriticalLevel: "critical",
	OffLevel:      "off",
}

var stringToLevel = map[string]Level{
	"trace":    TraceLevel,
	"debug":    DebugLevel,