diff options
Diffstat (limited to 'src/net_processing.cpp')
| -rw-r--r-- | src/net_processing.cpp | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/src/net_processing.cpp b/src/net_processing.cpp index 5ff456fcb0..4e631fd00e 100644 --- a/src/net_processing.cpp +++ b/src/net_processing.cpp @@ -1305,10 +1305,10 @@ bool static AlreadyHave(const CInv& inv) EXCLUSIVE_LOCKS_REQUIRED(cs_main) return true; } -static void RelayTransaction(const CTransaction& tx, CConnman* connman) +void RelayTransaction(const uint256& txid, const CConnman& connman) { - CInv inv(MSG_TX, tx.GetHash()); - connman->ForEachNode([&inv](CNode* pnode) + CInv inv(MSG_TX, txid); + connman.ForEachNode([&inv](CNode* pnode) { pnode->PushInventory(inv); }); @@ -1555,6 +1555,11 @@ void static ProcessGetData(CNode* pfrom, const CChainParams& chainparams, CConnm } } + // Unknown types in the GetData stay in vRecvGetData and block any future + // message from this peer, see vRecvGetData check in ProcessMessages(). + // Depending on future p2p changes, we might either drop unknown getdata on + // the floor or disconnect the peer. + pfrom->vRecvGetData.erase(pfrom->vRecvGetData.begin(), it); if (!vNotFound.empty()) { @@ -1806,7 +1811,7 @@ void static ProcessOrphanTx(CConnman* connman, std::set<uint256>& orphan_work_se if (setMisbehaving.count(fromPeer)) continue; if (AcceptToMemoryPool(mempool, orphan_state, porphanTx, &fMissingInputs2, &removed_txn, false /* bypass_limits */, 0 /* nAbsurdFee */)) { LogPrint(BCLog::MEMPOOL, " accepted orphan tx %s\n", orphanHash.ToString()); - RelayTransaction(orphanTx, connman); + RelayTransaction(orphanHash, *connman); for (unsigned int i = 0; i < orphanTx.vout.size(); i++) { auto it_by_prev = mapOrphanTransactionsByPrev.find(COutPoint(orphanHash, i)); if (it_by_prev != mapOrphanTransactionsByPrev.end()) { @@ -2493,7 +2498,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr if (!AlreadyHave(inv) && AcceptToMemoryPool(mempool, state, ptx, &fMissingInputs, &lRemovedTxn, false /* bypass_limits */, 0 /* nAbsurdFee */)) { mempool.check(pcoinsTip.get()); - RelayTransaction(tx, connman); + RelayTransaction(tx.GetHash(), *connman); for (unsigned int i = 0; i < tx.vout.size(); i++) { auto it_by_prev = mapOrphanTransactionsByPrev.find(COutPoint(inv.hash, i)); if (it_by_prev != mapOrphanTransactionsByPrev.end()) { @@ -2572,7 +2577,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr LogPrintf("Not relaying invalid transaction %s from whitelisted peer=%d (%s)\n", tx.GetHash().ToString(), pfrom->GetId(), FormatStateMessage(state)); } else { LogPrintf("Force relaying tx %s from whitelisted peer=%d\n", tx.GetHash().ToString(), pfrom->GetId()); - RelayTransaction(tx, connman); + RelayTransaction(tx.GetHash(), *connman); } } } @@ -3260,6 +3265,7 @@ bool PeerLogicValidation::ProcessMessages(CNode* pfrom, std::atomic<bool>& inter return false; // this maintains the order of responses + // and prevents vRecvGetData to grow unbounded if (!pfrom->vRecvGetData.empty()) return true; if (!pfrom->orphan_work_set.empty()) return true; |