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net: fall back when Dandelion destination is unavailable

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Capri 2026-08-11 00:42:55 +00:00
commit 6ade62b011
Signed by: VextaProject
SSH key fingerprint: SHA256:739BZv8LvIDY2tR7lXLy/IQ6MaGTQtYcG9GNvCjmpVM
1 changed files with 17 additions and 2 deletions
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17
src/node/transaction.cpp
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@ -129,9 +129,24 @@ TransactionError BroadcastTransaction(NodeContext& node, const CTransactionRef t
auto embargo_timeout = std::chrono::duration_cast<std::chrono::seconds>(nEmbargo - current_time).count(); auto embargo_timeout = std::chrono::duration_cast<std::chrono::seconds>(nEmbargo - current_time).count();
LogPrint(BCLog::DANDELION, "dandeliontx %s embargoed for %d seconds\n", txid.ToString(), embargo_timeout); LogPrint(BCLog::DANDELION, "dandeliontx %s embargoed for %d seconds\n", txid.ToString(), embargo_timeout);
CInv embargoTx(MSG_DANDELION_TX, txid); CInv embargoTx(MSG_DANDELION_TX, txid);
node.connman->localDandelionDestinationPushInventory(embargoTx); if (node.connman->localDandelionDestinationPushInventory(embargoTx)) {
return TransactionError::OK; return TransactionError::OK;
} }
// No Dandelion destination is currently available. Remove the
// embargo, accept the transaction into the normal mempool, and
// fall back to normal transaction relay.
node.connman->removeDandelionEmbargo(txid);
{
LOCK(cs_main);
const MempoolAcceptResult result = AcceptToMemoryPool(
node.chainman->ActiveChainstate(), *node.mempool, tx, false, false);
if (result.m_result_type != MempoolAcceptResult::ResultType::VALID) {
return HandleATMPError(result.m_state, err_string);
}
}
}
node.peerman->RelayTransaction(txid, wtxid); node.peerman->RelayTransaction(txid, wtxid);
} }