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Fix checkpoint bug

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Alex 2017-03-15 12:39:37 -06:00 committed by Olaoluwa Osuntokun
parent 68e02afbf4
commit 28b7bb65ea
1 changed files with 8 additions and 4 deletions
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12
spvsvc/spvchain/blockmanager.go
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@ -616,6 +616,7 @@ func (b *blockManager) handleHeadersMsg(hmsg *headersMsg) {
// previous and that checkpoints match. // previous and that checkpoints match.
receivedCheckpoint := false receivedCheckpoint := false
var finalHash *chainhash.Hash var finalHash *chainhash.Hash
var finalHeight int32
for _, blockHeader := range msg.Headers { for _, blockHeader := range msg.Headers {
blockHash := blockHeader.BlockHash() blockHash := blockHeader.BlockHash()
finalHash = &blockHash finalHash = &blockHash
@ -656,6 +657,7 @@ func (b *blockManager) handleHeadersMsg(hmsg *headersMsg) {
return return
} }
node.height = prevNode.height + 1 node.height = prevNode.height + 1
finalHeight = node.height
err = b.server.putBlock(*blockHeader, err = b.server.putBlock(*blockHeader,
uint32(node.height)) uint32(node.height))
if err != nil { if err != nil {
@ -704,6 +706,8 @@ func (b *blockManager) handleHeadersMsg(hmsg *headersMsg) {
// When this header is a checkpoint, switch to fetching the blocks for // When this header is a checkpoint, switch to fetching the blocks for
// all of the headers since the last checkpoint. // all of the headers since the last checkpoint.
if receivedCheckpoint { if receivedCheckpoint {
// TODO - aakselrod - fix this completely and start getting
// committed filter headers for the known block headers
// Since the first entry of the list is always the final block // Since the first entry of the list is always the final block
// that is already in the database and is only used to ensure // that is already in the database and is only used to ensure
// the next header links properly, it must be removed before // the next header links properly, it must be removed before
@ -712,13 +716,13 @@ func (b *blockManager) handleHeadersMsg(hmsg *headersMsg) {
log.Infof("Received %v block headers: Fetching blocks", log.Infof("Received %v block headers: Fetching blocks",
b.headerList.Len()) b.headerList.Len())
b.progressLogger.SetLastLogTime(time.Now()) b.progressLogger.SetLastLogTime(time.Now())
b.nextCheckpoint = b.findNextHeaderCheckpoint(finalHeight)
//b.fetchHeaderBlocks() //b.fetchHeaderBlocks()
return //return
} }
// This header is not a checkpoint, so request the next batch of // Request the next batch of headers starting from the latest known
// headers starting from the latest known header and ending with the // header and ending with the next checkpoint.
// next checkpoint.
locator := blockchain.BlockLocator([]*chainhash.Hash{finalHash}) locator := blockchain.BlockLocator([]*chainhash.Hash{finalHash})
nextHash := zeroHash nextHash := zeroHash
if b.nextCheckpoint != nil { if b.nextCheckpoint != nil {