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consensus: close pubsub channels. fixes #1372

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This commit is contained in:
Ethan Buchman
2018-04-03 22:56:46 +03:00
parent d14aacf03e
commit 5f548c7679
1 changed files with 9 additions and 3 deletions
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12
consensus/reactor.go
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@@ -371,19 +371,21 @@ func (conR *ConsensusReactor) startBroadcastRoutine() error {
}
go func() {
var data interface{}
var ok bool
for {
select {
case data, ok := <-stepsCh:
case data, ok = <-stepsCh:
if ok { // a receive from a closed channel returns the zero value immediately
edrs := data.(types.TMEventData).Unwrap().(types.EventDataRoundState)
conR.broadcastNewRoundStep(edrs.RoundState.(*cstypes.RoundState))
}
case data, ok := <-votesCh:
case data, ok = <-votesCh:
if ok {
edv := data.(types.TMEventData).Unwrap().(types.EventDataVote)
conR.broadcastHasVoteMessage(edv.Vote)
}
case data, ok := <-heartbeatsCh:
case data, ok = <-heartbeatsCh:
if ok {
edph := data.(types.TMEventData).Unwrap().(types.EventDataProposalHeartbeat)
conR.broadcastProposalHeartbeatMessage(edph)
@@ -392,6 +394,10 @@ func (conR *ConsensusReactor) startBroadcastRoutine() error {
conR.eventBus.UnsubscribeAll(ctx, subscriber)
return
}
if !ok {
conR.eventBus.UnsubscribeAll(ctx, subscriber)
return
}
}
}()