"github.com/tinylib/msgp/msgp"
)

// Cache related keys
const (
	Enable    = "enable"
	Endpoint  = "endpoint"
	BlockSize = "block_size"

	EnvEnable    = "MINIO_CACHE_ENABLE"
	EnvEndpoint  = "MINIO_CACHE_ENDPOINT"
	EnvBlockSize = "MINIO_CACHE_BLOCK_SIZE"
)

// DefaultKVS - default KV config for cache settings
var DefaultKVS = config.KVS{
	config.KV{
		Key:   Enable,
		Value: "off",
	},

			go func() {
				defer t.updating.Unlock()
				t.update()
			}()
		}
		return v.v, v.e
	}

	// Get lock. Either we get it or we wait for it.
	t.updating.Lock()
	if time.Since(time.UnixMilli(t.lastUpdateMs.Load())) < ttl {
		// There is a new value, release lock and return it.
		v = t.valErr.Load()
		t.updating.Unlock()
		return v.v, v.e
	}
	t.update()
	v = t.valErr.Load()