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blockchain: add new flushIndexState function within connectBestChain

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This commit is contained in:
Olaoluwa Osuntokun 2018-08-08 18:26:22 -07:00
parent 4b13e79691
commit f9722295f8
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GPG Key ID: 964EA263DD637C21
1 changed files with 12 additions and 8 deletions
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20
blockchain/chain.go
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@ -1085,6 +1085,17 @@ func (b *BlockChain) reorganizeChain(detachNodes, attachNodes *list.List) error
func (b *BlockChain) connectBestChain(node *blockNode, block *btcutil.Block, flags BehaviorFlags) (bool, error) {
fastAdd := flags&BFFastAdd == BFFastAdd
flushIndexState := func() {
// Intentionally ignore errors writing updated node status to DB. If
// it fails to write, it's not the end of the world. If the block is
// valid, we flush in connectBlock and if the block is invalid, the
// worst that can happen is we revalidate the block after a restart.
if writeErr := b.index.flushToDB(); writeErr != nil {
log.Warnf("Error flushing block index changes to disk: %v",
writeErr)
}
}
// We are extending the main (best) chain with a new block. This is the
// most common case.
parentHash := &block.MsgBlock().Header.PrevBlock
@ -1108,14 +1119,7 @@ func (b *BlockChain) connectBestChain(node *blockNode, block *btcutil.Block, fla
return false, err
}
// Intentionally ignore errors writing updated node status to DB. If
// it fails to write, it's not the end of the world. If the block is
// valid, we flush in connectBlock and if the block is invalid, the
// worst that can happen is we revalidate the block after a restart.
if writeErr := b.index.flushToDB(); writeErr != nil {
log.Warnf("Error flushing block index changes to disk: %v",
writeErr)
}
flushIndexState()
if err != nil {
return false, err