merchant

commit cd278e73ed7865a8b54fc4f301f1145536a67589
parent 64c824fe55c68377dc6da6401d59ea1b5d3396ad
Author: Christian Grothoff <christian@grothoff.org>
Date:   Thu, 13 Aug 2026 00:57:21 +0200

fix test where we need idempotency of refund injection on payment abort

Diffstat:
M
src/backenddb/insert_refund_by_coin.c
 | 
6
+++++-

1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/backenddb/insert_refund_by_coin.c b/src/backenddb/insert_refund_by_coin.c
@@ -67,7 +67,11 @@ TALER_MERCHANTDB_insert_refund_by_coin (
                        "   AND dcon.order_serial="
                        "  (SELECT order_serial"
                        "     FROM merchant_contract_terms"
-                       "    WHERE h_contract_terms=$1)");
+                       "    WHERE h_contract_terms=$1)"
+                       " ON CONFLICT (order_serial"
+                       ",coin_pub"
+                       ",rtransaction_id)"
+                       " DO NOTHING");
   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
                                              "",
                                              params);