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-rw-r--r--src/wallet/wallet.cpp21
1 files changed, 20 insertions, 1 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 243b51a1e6..cf477982ca 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2114,8 +2114,21 @@ bool CWalletTx::IsEquivalentTo(const CWalletTx& _tx) const
return CTransaction(tx1) == CTransaction(tx2);
}
+// Rebroadcast transactions from the wallet. We do this on a random timer
+// to slightly obfuscate which transactions come from our wallet.
+//
+// Ideally, we'd only resend transactions that we think should have been
+// mined in the most recent block. Any transaction that wasn't in the top
+// blockweight of transactions in the mempool shouldn't have been mined,
+// and so is probably just sitting in the mempool waiting to be confirmed.
+// Rebroadcasting does nothing to speed up confirmation and only damages
+// privacy.
void CWallet::ResendWalletTransactions(interfaces::Chain::Lock& locked_chain)
{
+ // During reindex, importing and IBD, old wallet transactions become
+ // unconfirmed. Don't resend them as that would spam other nodes.
+ if (!chain().isReadyToBroadcast()) return;
+
// Do this infrequently and randomly to avoid giving away
// that these are our transactions.
if (GetTime() < nNextResend || !fBroadcastTransactions) return;
@@ -2149,7 +2162,13 @@ void CWallet::ResendWalletTransactions(interfaces::Chain::Lock& locked_chain)
/** @} */ // end of mapWallet
-
+void MaybeResendWalletTxs()
+{
+ for (const std::shared_ptr<CWallet>& pwallet : GetWallets()) {
+ auto locked_chain = pwallet->chain().lock();
+ pwallet->ResendWalletTransactions(*locked_chain);
+ }
+}
/** @defgroup Actions