diff options
Diffstat (limited to 'vendor/github.com/dexon-foundation/dexon-consensus/core/blockchain.go')
-rw-r--r-- | vendor/github.com/dexon-foundation/dexon-consensus/core/blockchain.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/vendor/github.com/dexon-foundation/dexon-consensus/core/blockchain.go b/vendor/github.com/dexon-foundation/dexon-consensus/core/blockchain.go index 1efd867e7..4fae221c7 100644 --- a/vendor/github.com/dexon-foundation/dexon-consensus/core/blockchain.go +++ b/vendor/github.com/dexon-foundation/dexon-consensus/core/blockchain.go @@ -21,6 +21,7 @@ import ( "bytes" "errors" "fmt" + "math" "sort" "sync" "time" @@ -49,6 +50,8 @@ var ( ErrMissingRandomness = errors.New("missing block randomness") ) +const notReadyHeight uint64 = math.MaxUint64 + type pendingBlockRecord struct { position types.Position block *types.Block @@ -384,6 +387,10 @@ func (bc *blockChain) nextBlock() (uint64, time.Time) { if tip == nil { return types.GenesisHeight, bc.dMoment } + if tip != bc.lastDelivered { + // If tip is not delivered, we should not proceed to next block. + return notReadyHeight, time.Time{} + } return tip.Position.Height + 1, tip.Timestamp.Add(config.minBlockInterval) } |