This commit is contained in:
obscuren 2015-06-05 14:07:49 +02:00
parent b94a76d17e
commit 7ab87f9f6e

View File

@ -30,8 +30,9 @@ var (
)
const (
blockCacheLimit = 10000
maxFutureBlocks = 256
blockCacheLimit = 10000
maxFutureBlocks = 256
maxTimeFutureBlocks = 30
)
func CalcDifficulty(block, parent *types.Header) *big.Int {
@ -579,6 +580,13 @@ func (self *ChainManager) InsertChain(chain types.Blocks) (int, error) {
}
if err == BlockFutureErr {
// Allow up to MaxFuture second in the future blocks. If this limit
// is exceeded the chain is discarded and processed at a later time
// if given.
if max := time.Now().Unix() + maxTimeFutureBlocks; block.Time() > max {
return i, fmt.Errorf("%v: BlockFutureErr, %v > %v", BlockFutureErr, block.Time(), max)
}
block.SetQueued(true)
self.futureBlocks.Push(block)
stats.queued++