Exemple #1
0
func NewTunnelRegistry(cacheSize uint64, cacheFile string) *TunnelRegistry {
	registry := &TunnelRegistry{
		tunnels:  make(map[string]*Tunnel),
		affinity: cache.NewLRUCache(cacheSize),
		Logger:   log.NewPrefixLogger("registry", "tun"),
	}

	// LRUCache uses Gob encoding. Unfortunately, Gob is fickle and will fail
	// to encode or decode any non-primitive types that haven't been "registered"
	// with it. Since we store cacheUrl objects, we need to register them here first
	// for the encoding/decoding to work
	var urlobj cacheUrl
	gob.Register(urlobj)

	// try to load and then periodically save the affinity cache to file, if specified
	if cacheFile != "" {
		err := registry.affinity.LoadItemsFromFile(cacheFile)
		if err != nil {
			registry.Error("Failed to load affinity cache %s: %v", cacheFile, err)
		}

		registry.SaveCacheThread(cacheFile, cacheSaveInterval)
	} else {
		registry.Info("No affinity cache specified")
	}

	return registry
}
Exemple #2
0
func NewTunnelRegistry(cacheSize uint64, cacheFile string) *TunnelRegistry {
	manager := &TunnelRegistry{
		tunnels:  make(map[string]*Tunnel),
		affinity: cache.NewLRUCache(cacheSize),
	}

	if cacheFile != "" {
		// load cache entries from file
		manager.affinity.LoadItemsFromFile(cacheFile)

		// save cache periodically to file
		manager.SaveCacheThread(cacheFile, cacheSaveInterval)
	}

	return manager
}