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respect shutdown signals when sleeping in miner code (#1617)

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Whyrusleeping 2020-04-27 15:54:41 -07:00 committed by GitHub
parent c807469a5a
commit b2dda08368
2 changed files with 17 additions and 5 deletions
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20
miner/miner.go
View File

@ -137,6 +137,15 @@ func (m *Miner) Unregister(ctx context.Context, addr address.Address) error {
return nil
}
func (m *Miner) niceSleep(d time.Duration) bool {
select {
case <-time.After(d):
return true
case <-m.stop:
return false
}
}
func (m *Miner) mine(ctx context.Context) {
ctx, span := trace.StartSpan(ctx, "/mine")
defer span.End()
@ -163,7 +172,7 @@ eventLoop:
prebase, err := m.GetBestMiningCandidate(ctx)
if err != nil {
log.Errorf("failed to get best mining candidate: %s", err)
time.Sleep(time.Second * 5)
m.niceSleep(time.Second * 5)
continue
}
@ -181,7 +190,7 @@ eventLoop:
}
if base.TipSet.Equals(lastBase.TipSet) && lastBase.NullRounds == base.NullRounds {
log.Warnf("BestMiningCandidate from the previous round: %s (nulls:%d)", lastBase.TipSet.Cids(), lastBase.NullRounds)
time.Sleep(build.BlockDelay * time.Second)
m.niceSleep(build.BlockDelay * time.Second)
continue
}
lastBase = *base
@ -204,7 +213,10 @@ eventLoop:
if len(blks) != 0 {
btime := time.Unix(int64(blks[0].Header.Timestamp), 0)
if time.Now().Before(btime) {
time.Sleep(time.Until(btime))
if !m.niceSleep(time.Until(btime)) {
log.Warnf("received interrupt while waiting to broadcast block, will shutdown after block is sent out")
time.Sleep(time.Until(btime))
}
} else {
log.Warnw("mined block in the past", "block-time", btime,
"time", time.Now(), "duration", time.Since(btime))
@ -214,7 +226,7 @@ eventLoop:
for _, b := range blks {
_, notOk := mWon[b.Header.Miner]
if notOk {
log.Errorw("2 blocks for the same miner. Throwing hands in the air. Report this. It is important.", "bloks", blks)
log.Errorw("2 blocks for the same miner. Throwing hands in the air. Report this. It is important.", "blocks", blks)
continue eventLoop
}
mWon[b.Header.Miner] = struct{}{}

2
node/impl/full/state.go
View File

@ -91,7 +91,7 @@ func (a *StateAPI) StateMinerDeadlines(ctx context.Context, m address.Address, t
return stmgr.GetMinerDeadlines(ctx, a.StateManager, ts, m)
}
func (a *StateAPI) StateMinerProvingDeadline(ctx context.Context, addr address.Address, tsk types.TipSetKey) (*miner.DeadlineInfo, error) {
func (a *StateAPI) StateMinerProvingDeadline(ctx context.Context, addr address.Address, tsk types.TipSetKey) (*miner.DeadlineInfo, error) {
ts, err := a.Chain.GetTipSetFromKey(tsk)
if err != nil {
return nil, xerrors.Errorf("loading tipset %s: %w", tsk, err)