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Compare blue score with selected tip when checking if a pruning point… (#2169)

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* Compare blue score with selected tip when checking if a pruning point proof is needed

* Don't redeclare err

Co-authored-by: Michael Sutton <mikisiton2@gmail.com>
This commit is contained in:
Ori Newman 2022-11-20 13:35:00 +02:00 committed by GitHub
parent 09d698dd0e
commit 9fbfba17b6
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 13 deletions
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18
app/protocol/flows/v5/blockrelay/ibd.go
View File

@ -1,6 +1,7 @@
package blockrelay
import (
"fmt"
"github.com/kaspanet/kaspad/app/appmessage"
"github.com/kaspanet/kaspad/app/protocol/common"
peerpkg "github.com/kaspanet/kaspad/app/protocol/peer"
@ -70,16 +71,17 @@ func (flow *handleIBDFlow) runIBDIfNotRunning(block *externalapi.DomainBlock) er
}
isFinishedSuccessfully := false
var err error
defer func() {
flow.UnsetIBDRunning()
flow.logIBDFinished(isFinishedSuccessfully)
flow.logIBDFinished(isFinishedSuccessfully, err)
}()
relayBlockHash := consensushashing.BlockHash(block)
log.Debugf("IBD started with peer %s and relayBlockHash %s", flow.peer, relayBlockHash)
log.Debugf("Syncing blocks up to %s", relayBlockHash)
log.Debugf("Trying to find highest known syncer chain block from peer %s with relay hash %s", flow.peer, relayBlockHash)
log.Infof("IBD started with peer %s and relayBlockHash %s", flow.peer, relayBlockHash)
log.Infof("Syncing blocks up to %s", relayBlockHash)
log.Infof("Trying to find highest known syncer chain block from peer %s with relay hash %s", flow.peer, relayBlockHash)
syncerHeaderSelectedTipHash, highestKnownSyncerChainHash, err := flow.negotiateMissingSyncerChainSegment()
if err != nil {
@ -98,7 +100,7 @@ func (flow *handleIBDFlow) runIBDIfNotRunning(block *externalapi.DomainBlock) er
if shouldDownloadHeadersProof {
log.Infof("Starting IBD with headers proof")
err := flow.ibdWithHeadersProof(syncerHeaderSelectedTipHash, relayBlockHash, block.Header.DAAScore())
err = flow.ibdWithHeadersProof(syncerHeaderSelectedTipHash, relayBlockHash, block.Header.DAAScore())
if err != nil {
return err
}
@ -265,7 +267,7 @@ func (flow *handleIBDFlow) negotiateMissingSyncerChainSegment() (*externalapi.Do
}
}
log.Debugf("Found highest known syncer chain block %s from peer %s",
log.Infof("Found highest known syncer chain block %s from peer %s",
highestKnownSyncerChainHash, flow.peer)
return syncerHeaderSelectedTipHash, highestKnownSyncerChainHash, nil
@ -280,10 +282,10 @@ func (flow *handleIBDFlow) isGenesisVirtualSelectedParent() (bool, error) {
return virtualSelectedParent.Equal(flow.Config().NetParams().GenesisHash), nil
}
func (flow *handleIBDFlow) logIBDFinished(isFinishedSuccessfully bool) {
func (flow *handleIBDFlow) logIBDFinished(isFinishedSuccessfully bool, err error) {
successString := "successfully"
if !isFinishedSuccessfully {
successString = "(interrupted)"
successString = fmt.Sprintf("(interrupted: %s)", err)
}
log.Infof("IBD with peer %s finished %s", flow.peer, successString)
}

15
app/protocol/flows/v5/blockrelay/ibd_with_headers_proof.go
View File

@ -55,7 +55,12 @@ func (flow *handleIBDFlow) shouldSyncAndShouldDownloadHeadersProof(
var highestSharedBlockFound, isPruningPointInSharedBlockChain bool
if highestKnownSyncerChainHash != nil {
highestSharedBlockFound = true
blockInfo, err := flow.Domain().Consensus().GetBlockInfo(highestKnownSyncerChainHash)
if err != nil {
return false, false, err
}
highestSharedBlockFound = blockInfo.HasBody()
pruningPoint, err := flow.Domain().Consensus().PruningPoint()
if err != nil {
return false, false, err
@ -87,21 +92,21 @@ func (flow *handleIBDFlow) shouldSyncAndShouldDownloadHeadersProof(
}
func (flow *handleIBDFlow) checkIfHighHashHasMoreBlueWorkThanSelectedTipAndPruningDepthMoreBlueScore(relayBlock *externalapi.DomainBlock) (bool, error) {
headersSelectedTip, err := flow.Domain().Consensus().GetHeadersSelectedTip()
virtualSelectedParent, err := flow.Domain().Consensus().GetVirtualSelectedParent()
if err != nil {
return false, err
}
headersSelectedTipInfo, err := flow.Domain().Consensus().GetBlockInfo(headersSelectedTip)
virtualSelectedTipInfo, err := flow.Domain().Consensus().GetBlockInfo(virtualSelectedParent)
if err != nil {
return false, err
}
if relayBlock.Header.BlueScore() < headersSelectedTipInfo.BlueScore+flow.Config().NetParams().PruningDepth() {
if relayBlock.Header.BlueScore() < virtualSelectedTipInfo.BlueScore+flow.Config().NetParams().PruningDepth() {
return false, nil
}
return relayBlock.Header.BlueWork().Cmp(headersSelectedTipInfo.BlueWork) > 0, nil
return relayBlock.Header.BlueWork().Cmp(virtualSelectedTipInfo.BlueWork) > 0, nil
}
func (flow *handleIBDFlow) syncAndValidatePruningPointProof() (*externalapi.DomainHash, error) {