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authorgary rong <garyrong0905@gmail.com>2018-08-29 22:31:59 +0800
committerPéter Szilágyi <peterke@gmail.com>2018-08-29 22:31:59 +0800
commitf0242ee76d5d6f54fcd68732cce5c98c7c085101 (patch)
tree5344fdb44ba94da311612bd242ec14b3e45441fb /miner
parenta4bc2c31e13d7aa7b8715bd707d2460755016414 (diff)
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dexon-f0242ee76d5d6f54fcd68732cce5c98c7c085101.tar.zst
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miner: keep the timestamp for resubmitted mining block (#17547)
Diffstat (limited to 'miner')
-rw-r--r--miner/worker.go23
1 files changed, 13 insertions, 10 deletions
diff --git a/miner/worker.go b/miner/worker.go
index 629ce5bd2..3500ca4c2 100644
--- a/miner/worker.go
+++ b/miner/worker.go
@@ -111,6 +111,7 @@ const (
type newWorkReq struct {
interrupt *int32
noempty bool
+ timestamp int64
}
// intervalAdjust represents a resubmitting interval adjustment.
@@ -285,6 +286,7 @@ func (w *worker) newWorkLoop(recommit time.Duration) {
var (
interrupt *int32
minRecommit = recommit // minimal resubmit interval specified by user.
+ timestamp int64 // timestamp for each round of mining.
)
timer := time.NewTimer(0)
@@ -296,7 +298,7 @@ func (w *worker) newWorkLoop(recommit time.Duration) {
atomic.StoreInt32(interrupt, s)
}
interrupt = new(int32)
- w.newWorkCh <- &newWorkReq{interrupt: interrupt, noempty: noempty}
+ w.newWorkCh <- &newWorkReq{interrupt: interrupt, noempty: noempty, timestamp: timestamp}
timer.Reset(recommit)
atomic.StoreInt32(&w.newTxs, 0)
}
@@ -336,10 +338,12 @@ func (w *worker) newWorkLoop(recommit time.Duration) {
select {
case <-w.startCh:
clearPending(w.chain.CurrentBlock().NumberU64())
+ timestamp = time.Now().Unix()
commit(false, commitInterruptNewHead)
case head := <-w.chainHeadCh:
clearPending(head.Block.NumberU64())
+ timestamp = time.Now().Unix()
commit(false, commitInterruptNewHead)
case <-timer.C:
@@ -398,7 +402,7 @@ func (w *worker) mainLoop() {
for {
select {
case req := <-w.newWorkCh:
- w.commitNewWork(req.interrupt, req.noempty)
+ w.commitNewWork(req.interrupt, req.noempty, req.timestamp)
case ev := <-w.chainSideCh:
if _, exist := w.possibleUncles[ev.Block.Hash()]; exist {
@@ -450,7 +454,7 @@ func (w *worker) mainLoop() {
} else {
// If we're mining, but nothing is being processed, wake on new transactions
if w.config.Clique != nil && w.config.Clique.Period == 0 {
- w.commitNewWork(nil, false)
+ w.commitNewWork(nil, false, time.Now().Unix())
}
}
atomic.AddInt32(&w.newTxs, int32(len(ev.Txs)))
@@ -793,20 +797,19 @@ func (w *worker) commitTransactions(txs *types.TransactionsByPriceAndNonce, coin
}
// commitNewWork generates several new sealing tasks based on the parent block.
-func (w *worker) commitNewWork(interrupt *int32, noempty bool) {
+func (w *worker) commitNewWork(interrupt *int32, noempty bool, timestamp int64) {
w.mu.RLock()
defer w.mu.RUnlock()
tstart := time.Now()
parent := w.chain.CurrentBlock()
- tstamp := tstart.Unix()
- if parent.Time().Cmp(new(big.Int).SetInt64(tstamp)) >= 0 {
- tstamp = parent.Time().Int64() + 1
+ if parent.Time().Cmp(new(big.Int).SetInt64(timestamp)) >= 0 {
+ timestamp = parent.Time().Int64() + 1
}
// this will ensure we're not going off too far in the future
- if now := time.Now().Unix(); tstamp > now+1 {
- wait := time.Duration(tstamp-now) * time.Second
+ if now := time.Now().Unix(); timestamp > now+1 {
+ wait := time.Duration(timestamp-now) * time.Second
log.Info("Mining too far in the future", "wait", common.PrettyDuration(wait))
time.Sleep(wait)
}
@@ -817,7 +820,7 @@ func (w *worker) commitNewWork(interrupt *int32, noempty bool) {
Number: num.Add(num, common.Big1),
GasLimit: core.CalcGasLimit(parent, w.gasFloor, w.gasCeil),
Extra: w.extra,
- Time: big.NewInt(tstamp),
+ Time: big.NewInt(timestamp),
}
// Only set the coinbase if our consensus engine is running (avoid spurious block rewards)
if w.isRunning() {