From faa83a67f086dca386c32deeb4fd64d79dc92bf5 Mon Sep 17 00:00:00 2001
From: woodser <13068859+woodser@users.noreply.github.com>
Date: Wed, 9 Jul 2025 17:48:48 -0400
Subject: [PATCH] peers publish deposit tx for redundancy

---
 core/src/main/java/haveno/core/trade/Trade.java            | 2 ++
 .../trade/protocol/tasks/MaybeSendSignContractRequest.java | 2 ++
 .../core/trade/protocol/tasks/ProcessDepositResponse.java  | 7 +++++++
 .../core/trade/protocol/tasks/SendDepositRequest.java      | 4 ++--
 4 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/core/src/main/java/haveno/core/trade/Trade.java b/core/src/main/java/haveno/core/trade/Trade.java
index 29df35e45f6..c54d384e26c 100644
--- a/core/src/main/java/haveno/core/trade/Trade.java
+++ b/core/src/main/java/haveno/core/trade/Trade.java
@@ -1578,6 +1578,8 @@ private void clearProcessData() {
             peer.setUpdatedMultisigHex(null);
             peer.setDisputeClosedMessage(null);
             peer.setPaymentSentMessage(null);
+            peer.setDepositTxHex(null);
+            peer.setDepositTxKey(null);
             if (peer.isPaymentReceivedMessageReceived()) peer.setPaymentReceivedMessage(null);
         }
     }
diff --git a/core/src/main/java/haveno/core/trade/protocol/tasks/MaybeSendSignContractRequest.java b/core/src/main/java/haveno/core/trade/protocol/tasks/MaybeSendSignContractRequest.java
index 6f10625e357..b9138fdbc2e 100644
--- a/core/src/main/java/haveno/core/trade/protocol/tasks/MaybeSendSignContractRequest.java
+++ b/core/src/main/java/haveno/core/trade/protocol/tasks/MaybeSendSignContractRequest.java
@@ -156,6 +156,8 @@ protected void run() {
                     trade.getSelf().setDepositTx(depositTx);
                     trade.getSelf().setDepositTxHash(depositTx.getHash());
                     trade.getSelf().setDepositTxFee(depositTx.getFee());
+                    trade.getSelf().setDepositTxHex(depositTx.getFullHex());
+                    trade.getSelf().setDepositTxKey(depositTx.getKey());
                     trade.getSelf().setReserveTxKeyImages(HavenoUtils.getInputKeyImages(depositTx));
                 }
             }
diff --git a/core/src/main/java/haveno/core/trade/protocol/tasks/ProcessDepositResponse.java b/core/src/main/java/haveno/core/trade/protocol/tasks/ProcessDepositResponse.java
index 454763e15b3..387da42b827 100644
--- a/core/src/main/java/haveno/core/trade/protocol/tasks/ProcessDepositResponse.java
+++ b/core/src/main/java/haveno/core/trade/protocol/tasks/ProcessDepositResponse.java
@@ -48,6 +48,13 @@ protected void run() {
             return;
           }
 
+          // publish deposit transaction for redundancy
+          try {
+            model.getXmrWalletService().getDaemon().submitTxHex(trade.getSelf().getDepositTxHex());
+          } catch (Exception e) {
+            log.error("Failed to redundantly publish deposit transaction for {} {}", trade.getClass().getSimpleName(), trade.getShortId(), e);
+          }
+
           // record security deposits
           trade.getBuyer().setSecurityDeposit(BigInteger.valueOf(message.getBuyerSecurityDeposit()));
           trade.getSeller().setSecurityDeposit(BigInteger.valueOf(message.getSellerSecurityDeposit()));
diff --git a/core/src/main/java/haveno/core/trade/protocol/tasks/SendDepositRequest.java b/core/src/main/java/haveno/core/trade/protocol/tasks/SendDepositRequest.java
index 7101c488a51..74153a8dbc1 100644
--- a/core/src/main/java/haveno/core/trade/protocol/tasks/SendDepositRequest.java
+++ b/core/src/main/java/haveno/core/trade/protocol/tasks/SendDepositRequest.java
@@ -82,8 +82,8 @@ protected void run() {
                         Version.getP2PMessageVersion(),
                         new Date().getTime(),
                         trade.getSelf().getContractSignature(),
-                        trade.getSelf().getDepositTx() == null ? null : trade.getSelf().getDepositTx().getFullHex(),
-                        trade.getSelf().getDepositTx() == null ? null : trade.getSelf().getDepositTx().getKey(),
+                        trade.getSelf().getDepositTxHex(),
+                        trade.getSelf().getDepositTxKey(),
                         trade.getSelf().getPaymentAccountKey());
 
                 // update trade state