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Merge pull request #2126 from nspcc-dev/prevent-inconsistent-exit-2.x

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core: take an addblock lock on exit
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Roman Khimov 2021-08-12 17:47:11 +03:00 committed by GitHub
commit f38d62ab14
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pkg/core/blockchain.go
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@ -300,6 +300,7 @@ func (bc *Blockchain) Run() {
persistTimer := time.NewTimer(persistInterval) persistTimer := time.NewTimer(persistInterval)
defer func() { defer func() {
persistTimer.Stop() persistTimer.Stop()
bc.addLock.Lock() // Prevent changing state, but do not release the lock, we're about to exit.
if err := bc.persist(); err != nil { if err := bc.persist(); err != nil {
bc.log.Warn("failed to persist", zap.Error(err)) bc.log.Warn("failed to persist", zap.Error(err))
} }