From 3da9b14bfeaa9dfc6a368520cfbd921e8936e2d5 Mon Sep 17 00:00:00 2001
From: sagitchu <sagitchu@gmail.com>
Date: Fri, 3 Apr 2026 15:51:59 +0800
Subject: [PATCH] fix(backend): prevent idle transaction timeout in postgresql
 during tunnel update

---
 go-backend/internal/http/handler/mutations.go | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/go-backend/internal/http/handler/mutations.go b/go-backend/internal/http/handler/mutations.go
index df88a2c..9db35e5 100644
--- a/go-backend/internal/http/handler/mutations.go
+++ b/go-backend/internal/http/handler/mutations.go
@@ -778,14 +778,7 @@ func (h *Handler) tunnelUpdate(w http.ResponseWriter, r *http.Request) {
 	ipPreference := asString(req["ipPreference"])
 	localDomain := h.federationLocalDomain()
 
-	tx := h.repo.BeginTx()
-	if tx.Error != nil {
-		response.WriteJSON(w, response.Err(-2, tx.Error.Error()))
-		return
-	}
-	defer func() { tx.Rollback() }()
-
-	runtimeState, err := h.prepareTunnelCreateState(tx, req, typeVal, id)
+	runtimeState, err := h.prepareTunnelCreateState(h.repo.DB(), req, typeVal, id)
 	if err != nil {
 		response.WriteJSON(w, response.ErrDefault(err.Error()))
 		return
@@ -804,6 +797,14 @@ func (h *Handler) tunnelUpdate(w http.ResponseWriter, r *http.Request) {
 	}
 	applyTunnelPortsToRequest(req, runtimeState)
 
+	tx := h.repo.BeginTx()
+	if tx.Error != nil {
+		h.releaseFederationRuntimeRefs(federationReleaseRefs)
+		response.WriteJSON(w, response.Err(-2, tx.Error.Error()))
+		return
+	}
+	defer func() { tx.Rollback() }()
+
 	if err := h.repo.UpdateTunnelTx(
 		tx,
 		id,