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packetbeat/beater: prevent double close of pb.done #35324

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merged 1 commit into from
May 4, 2023
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packetbeat/beater: prevent double close of pb.done #35324

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1 change: 1 addition & 0 deletions CHANGELOG.next.asciidoc
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Original file line number Diff line number Diff line change
Expand Up @@ -192,6 +192,7 @@ automatic splitting at root level, if root level element is an array. {pull}3415

*Packetbeat*

- Fix double channel close panic when reloading. {pull}35324[35324]

*Winlogbeat*

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4 changes: 2 additions & 2 deletions packetbeat/beater/packetbeat.go
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Original file line number Diff line number Diff line change
Expand Up @@ -154,7 +154,7 @@ func (pb *packetbeat) runStatic(b *beat.Beat, factory *processorFactory) error {
select {
case <-pb.done:
case err := <-factory.err:
close(pb.done)
pb.stopOnce.Do(func() { close(pb.done) })
return err
}
return nil
Expand Down Expand Up @@ -187,7 +187,7 @@ func (pb *packetbeat) runManaged(b *beat.Beat, factory *processorFactory) error
// to stop if the sniffer(s) exited without an error
// this would happen during a configuration reload
if err != nil {
close(pb.done)
pb.stopOnce.Do(func() { close(pb.done) })
return err
}
}
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