if config == nil || reflect.ValueOf(config).IsNil() {
		return nil, nil, nil
	}

	configBytes, err := io.ReadAll(config)
	if err != nil {
		return nil, nil, err
	}

	return bytes.NewBuffer(configBytes), bytes.NewBuffer(configBytes), nil
}

// NewFromPlugins returns an admission.Interface that will enforce admission control decisions of all
// the given plugins.

	// Otherwise, we have a config file. Let's load it.
	configBytes, err := os.ReadFile(cfgPath)
	if err != nil {
		return nil, errors.Wrapf(err, "unable to load config from file %q", cfgPath)
	}

	// Split the YAML documents in the file into a DocumentMap
	docmap, err := kubeadmutil.SplitYAMLDocuments(configBytes)
	if err != nil {
		return nil, err
	}

	fmt.Fprintln(out, "[addons] Applied essential addon: CoreDNS")
	return nil
}

func createCoreDNSAddon(deploymentBytes, serviceBytes, configBytes []byte, client clientset.Interface) error {
	coreDNSConfigMap := &v1.ConfigMap{}
	if err := kuberuntime.DecodeInto(clientsetscheme.Codecs.UniversalDecoder(), configBytes, coreDNSConfigMap); err != nil {
		return errors.Wrapf(err, "%s ConfigMap", unableToDecodeCoreDNS)
	}

}

func getConfig(version, certsDir, etcdDataDir string) (*kubeadmapi.InitConfiguration, error) {
	configBytes := []byte(fmt.Sprintf(testConfiguration, certsDir, etcdDataDir, version))

	// Unmarshal the config
	return configutil.BytesToInitConfiguration(configBytes, true /* skipCRIDetect */)
}

func getTempDir(t *testing.T, name string) (string, func()) {
	dir, err := os.MkdirTemp(os.TempDir(), name)

	if err != nil {
		return err
	}

	// writes the kubeconfig to disk if it not exists
	configBytes, err := clientcmd.Write(*config)
	if err != nil {
		return errors.Wrap(err, "failure while serializing admin kubeconfig")
	}

	fmt.Fprintln(out, string(configBytes))
	return nil
}

		t.Fatalf("Failed to create AdmissionReview: %v", err)
	}
	return reviewJSON
}

func createWebhook(t testing.TB, cfg *Config, pcResources int) *Webhook {
	t.Helper()
	dir := t.TempDir()

	configBytes, err := yaml.Marshal(cfg)
	if err != nil {
		t.Fatalf("Could not marshal test injection config: %v", err)
	}
	_, values, _ := readInjectionSettings(t, "default")
	var (

		return
	}

	password := cred.SecretKey
	configBytes, err := madmin.DecryptData(password, io.LimitReader(r.Body, r.ContentLength))
	if err != nil {
		adminLogIf(ctx, err)
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminConfigBadJSON), r.URL)
		return
	}

	var ureq madmin.AddOrUpdateUserReq
	if err = json.Unmarshal(configBytes, &ureq); err != nil {
		adminLogIf(ctx, err)

	Count     int32
	Pad_cgo_0 [4]byte
}

type Fbootstraptransfer_t struct {
	Offset int64
	Length uint64
	Buffer *byte
}

type Log2phys_t struct {
	Flags       uint32
	Contigbytes int64
	Devoffset   int64
}

type Fsid struct {
	Val [2]int32
}

type Dirent struct {
	Ino       uint64
	Seekoff   uint64
	Reclen    uint16
	Namlen    uint16
	Type      uint8

	Count     int32
	Pad_cgo_0 [4]byte
}

type Fbootstraptransfer_t struct {
	Offset int64
	Length uint64
	Buffer *byte
}

type Log2phys_t struct {
	Flags       uint32
	Contigbytes int64
	Devoffset   int64
}

type Fsid struct {
	Val [2]int32
}

type Dirent struct {
	Ino       uint64
	Seekoff   uint64
	Reclen    uint16
	Namlen    uint16
	Type      uint8

supportsTransitionEnd() {\n    return Boolean(TRANSITION_END)\n  },\n\n  isElement(obj) {\n    return (obj[0] || obj).nodeType\n  },\n\n  typeCheckConfig(componentName, config, configTypes) {\n    for (const property in configTypes) {\n      if (Object.prototype.hasOwnProperty.call(configTypes, property)) {\n        const expectedTypes = configTypes[property]\n        const value         = config[property]\n        const valueType     = value && Util.isElement(value)\n          ? 'element' : toType(value)\n\n...