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consensus: lock before loading commit

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This commit is contained in:
Ethan Buchman
2016-11-16 16:47:31 -05:00
parent 904eeddf36
commit c6a648fad7
2 changed files with 10 additions and 6 deletions
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7
consensus/reactor.go
View File

@ -658,12 +658,7 @@ OUTER_LOOP:
{
prs := ps.GetRoundState()
if prs.CatchupCommitRound != -1 && 0 < prs.Height && prs.Height <= conR.conS.blockStore.Height() {
var commit *types.Commit
if prs.Height == conR.conS.blockStore.Height() {
commit = conR.conS.blockStore.LoadSeenCommit(prs.Height)
} else {
commit = conR.conS.blockStore.LoadBlockCommit(prs.Height)
}
commit := conR.conS.LoadCommit(prs.Height)
peer.TrySend(StateChannel, struct{ ConsensusMessage }{&VoteSetMaj23Message{
Height: prs.Height,
Round: commit.Round(),

9
consensus/state.go
View File

@ -319,6 +319,15 @@ func (cs *ConsensusState) SetPrivValidator(priv PrivValidator) {
cs.privValidator = priv
}
func (cs *ConsensusState) LoadCommit(height int) *types.Commit {
cs.mtx.Lock()
defer cs.mtx.Unlock()
if height == cs.blockStore.Height() {
return cs.blockStore.LoadSeenCommit(height)
}
return cs.blockStore.LoadBlockCommit(height)
}
func (cs *ConsensusState) OnStart() error {
cs.BaseService.OnStart()