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Relay compact block messages prior to full block connection

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This commit is contained in:
Matt Corallo 2017-01-05 10:31:39 -05:00
parent 6987219577
commit c802092142
2 changed files with 34 additions and 0 deletions
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33
src/net_processing.cpp
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@ -752,6 +752,39 @@ void PeerLogicValidation::SyncTransaction(const CTransaction& tx, const CBlockIn
} }
} }
void PeerLogicValidation::NewPoWValidBlock(const CBlockIndex *pindex, const std::shared_ptr<const CBlock>& pblock) {
CBlockHeaderAndShortTxIDs cmpctblock(*pblock, true);
CNetMsgMaker msgMaker(PROTOCOL_VERSION);
LOCK(cs_main);
static int nHighestFastAnnounce = 0;
if (pindex->nHeight <= nHighestFastAnnounce)
return;
nHighestFastAnnounce = pindex->nHeight;
bool fWitnessEnabled = IsWitnessEnabled(pindex->pprev, Params().GetConsensus());
uint256 hashBlock(pblock->GetHash());
connman->ForEachNode([this, &cmpctblock, pindex, &msgMaker, fWitnessEnabled, &hashBlock](CNode* pnode) {
// TODO: Avoid the repeated-serialization here
if (pnode->nVersion < INVALID_CB_NO_BAN_VERSION || pnode->fDisconnect)
return;
ProcessBlockAvailability(pnode->GetId());
CNodeState &state = *State(pnode->GetId());
// If the peer has, or we announced to them the previous block already,
// but we don't think they have this one, go ahead and announce it
if (state.fPreferHeaderAndIDs && (!fWitnessEnabled || state.fWantsCmpctWitness) &&
!PeerHasHeader(&state, pindex) && PeerHasHeader(&state, pindex->pprev)) {
LogPrint("net", "%s sending header-and-ids %s to peer %d\n", "PeerLogicValidation::NewPoWValidBlock",
hashBlock.ToString(), pnode->id);
connman->PushMessage(pnode, msgMaker.Make(NetMsgType::CMPCTBLOCK, cmpctblock));
state.pindexBestHeaderSent = pindex;
}
});
}
void PeerLogicValidation::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) { void PeerLogicValidation::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) {
const int nNewHeight = pindexNew->nHeight; const int nNewHeight = pindexNew->nHeight;
connman->SetBestHeight(nNewHeight); connman->SetBestHeight(nNewHeight);

1
src/net_processing.h
View file

@ -24,6 +24,7 @@ public:
virtual void SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock); virtual void SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock);
virtual void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload); virtual void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload);
virtual void BlockChecked(const CBlock& block, const CValidationState& state); virtual void BlockChecked(const CBlock& block, const CValidationState& state);
virtual void NewPoWValidBlock(const CBlockIndex *pindex, const std::shared_ptr<const CBlock>& pblock);
}; };
struct CNodeStateStats { struct CNodeStateStats {