}

func (o cacheOptions) allowInsecure(host string) bool {
	return o.allowAllInsecureRegistries || o.InsecureRegistries.Contains(host)
}

// NewLocalFileCache create a new Wasm module cache which downloads and stores Wasm module files locally.
func NewLocalFileCache(dir string, options Options) *LocalFileCache {
	wasmLog.Debugf("LocalFileCache is created with the option\n%#v", options)

			options := defaultOptions()
			if c.purgeInterval != 0 {
				options.PurgeInterval = c.purgeInterval
			}
			if c.wasmModuleExpiry != 0 {
				options.ModuleExpiry = c.wasmModuleExpiry
			}
			cache := NewLocalFileCache(tmpDir, options)
			cache.httpFetcher.initialBackoff = time.Microsecond
			defer close(cache.stopChan)

			var cacheHitKey *moduleKey
			initTime := time.Now()
			cache.mux.Lock()

	var envoyProbe ready.Prober
	if !ia.cfg.DisableEnvoy {
		envoyProbe = &ready.Probe{
			AdminPort:     uint16(ia.proxyConfig.ProxyAdminPort),
			LocalHostAddr: localHostAddr,
		}
	}

	cache := wasm.NewLocalFileCache(constants.IstioDataDir, ia.cfg.WASMOptions)
	proxy := &XdsProxy{
		istiodAddress:         ia.proxyConfig.DiscoveryAddress,
		istiodSAN:             ia.cfg.IstiodSAN,
		clusterID:             ia.secOpts.ClusterID,