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core: fix receipt insertion (#19764)

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gary rong 2019-07-03 16:19:15 +08:00 committed by Péter Szilágyi
parent 802074cba9
commit ca6c8c2af4
1 changed files with 9 additions and 5 deletions
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14
core/blockchain.go
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@ -930,6 +930,8 @@ func (bc *BlockChain) truncateAncient(head uint64) error {
// InsertReceiptChain attempts to complete an already existing header chain with
// transaction and receipt data.
func (bc *BlockChain) InsertReceiptChain(blockChain types.Blocks, receiptChain []types.Receipts, ancientLimit uint64) (int, error) {
// We don't require the chainMu here since we want to maximize the
// concurrency of header insertion and receipt insertion.
bc.wg.Add(1)
defer bc.wg.Done()
@ -962,19 +964,21 @@ func (bc *BlockChain) InsertReceiptChain(blockChain types.Blocks, receiptChain [
// updateHead updates the head fast sync block if the inserted blocks are better
// and returns a indicator whether the inserted blocks are canonical.
updateHead := func(head *types.Block) bool {
var isCanonical bool
bc.chainmu.Lock()
if td := bc.GetTd(head.Hash(), head.NumberU64()); td != nil { // Rewind may have occurred, skip in that case
currentFastBlock := bc.CurrentFastBlock()
// Rewind may have occurred, skip in that case.
if bc.CurrentHeader().Number.Cmp(head.Number()) >= 0 {
currentFastBlock, td := bc.CurrentFastBlock(), bc.GetTd(head.Hash(), head.NumberU64())
if bc.GetTd(currentFastBlock.Hash(), currentFastBlock.NumberU64()).Cmp(td) < 0 {
rawdb.WriteHeadFastBlockHash(bc.db, head.Hash())
bc.currentFastBlock.Store(head)
headFastBlockGauge.Update(int64(head.NumberU64()))
isCanonical = true
bc.chainmu.Unlock()
return true
}
}
bc.chainmu.Unlock()
return isCanonical
return false
}
// writeAncient writes blockchain and corresponding receipt chain into ancient store.
//