Make sure unconfirmed parents are requestable

This commit is contained in:
Pieter Wuille 2020-06-06 10:25:21 -07:00 committed by Pieter Wuille
parent c4626bcd21
commit f32c408f3a

View File

@ -1694,6 +1694,17 @@ void static ProcessGetData(CNode& pfrom, const CChainParams& chainparams, CConnm
int nSendFlags = (inv.type == MSG_TX ? SERIALIZE_TRANSACTION_NO_WITNESS : 0);
connman->PushMessage(&pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *tx));
mempool.RemoveUnbroadcastTx(inv.hash);
// As we're going to send tx, make sure its unconfirmed parents are made requestable.
for (const auto& txin : tx->vin) {
auto txinfo = mempool.info(txin.prevout.hash);
if (txinfo.tx && txinfo.m_time > now - UNCONDITIONAL_RELAY_DELAY) {
// Relaying a transaction with a recent but unconfirmed parent.
if (WITH_LOCK(pfrom.m_tx_relay->cs_tx_inventory, return !pfrom.m_tx_relay->filterInventoryKnown.contains(txin.prevout.hash))) {
LOCK(cs_main);
State(pfrom.GetId())->m_recently_announced_invs.insert(txin.prevout.hash);
}
}
}
} else {
vNotFound.push_back(inv);
}