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core/snailchain.go: continue to iteration if ErrPrunedAncestor

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This commit is contained in:
ywzqwwt 2019-02-15 15:40:07 +08:00
parent 6ab8d3a159
commit 5d16717fd3
1 changed files with 8 additions and 8 deletions
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16
core/blockchain.go
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@ -748,7 +748,7 @@ func (bc *BlockChain) procFutureBlocks() {
type WriteStatus byte
const (
NonStatTy WriteStatus = iota
NonStatTy WriteStatus = iota
CanonStatTy
SideStatTy
)
@ -1138,7 +1138,7 @@ func (bc *BlockChain) insertChain(chain types.Blocks, verifySeals bool) (int, []
case err == consensus.ErrPrunedAncestor:
return bc.insertSidechain(it)
// First block is future, shove it (and all children) to the future queue (unknown ancestor)
// First block is future, shove it (and all children) to the future queue (unknown ancestor)
case err == consensus.ErrFutureBlock || (err == consensus.ErrUnknownAncestor && bc.futureBlocks.Contains(it.first().ParentHash())):
for block != nil && (it.index == 0 || err == consensus.ErrUnknownAncestor) {
if err := bc.addFutureBlock(block); err != nil {
@ -1152,10 +1152,10 @@ func (bc *BlockChain) insertChain(chain types.Blocks, verifySeals bool) (int, []
// If there are any still remaining, mark as ignored
return it.index, events, coalescedLogs, err
// First block (and state) is known
// 1. We did a roll-back, and should now do a re-import
// 2. The block is stored as a sidechain, and is lying about it's stateroot, and passes a stateroot
// from the canonical chain, which has not been verified.
// First block (and state) is known
// 1. We did a roll-back, and should now do a re-import
// 2. The block is stored as a sidechain, and is lying about it's stateroot, and passes a stateroot
// from the canonical chain, which has not been verified.
case err == ErrKnownBlock:
// Skip all known blocks that behind us
current := bc.CurrentBlock().NumberU64()
@ -1166,14 +1166,14 @@ func (bc *BlockChain) insertChain(chain types.Blocks, verifySeals bool) (int, []
}
// Falls through to the block import
// Some other error occurred, abort
// Some other error occurred, abort
case err != nil:
stats.ignored += len(it.chain)
bc.reportBlock(block, nil, err)
return it.index, events, coalescedLogs, err
}
// No validation errors for the first block (or chain prefix skipped)
for ; block != nil && err == nil; block, err = it.next() {
for ; block != nil && (err == nil || err == consensus.ErrPrunedAncestor); block, err = it.next() {
// If the chain is terminating, stop processing blocks
if atomic.LoadInt32(&bc.procInterrupt) == 1 {
log.Debug("Premature abort during blocks processing")