gc.c (2217B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2025 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU General Public License as published by the Free Software 7 Foundation; either version 3, or (at your option) any later version. 8 9 TALER is distributed in the hope that it will be useful, but WITHOUT ANY 10 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR 11 A PARTICULAR PURPOSE. See the GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License along with 14 TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file src/backenddb/gc.c 18 * @brief Implementation of the gc function for Postgres 19 * @author Christian Grothoff 20 */ 21 #include "platform.h" 22 #include <taler/taler_pq_lib.h> 23 #include "merchant-database/gc.h" 24 #include "helper.h" 25 26 27 enum GNUNET_GenericReturnValue 28 TALER_MERCHANTDB_gc (struct TALER_MERCHANTDB_PostgresContext *pg) 29 { 30 struct GNUNET_TIME_Absolute now = GNUNET_TIME_absolute_get (); 31 struct GNUNET_PQ_QueryParam params[] = { 32 GNUNET_PQ_query_param_absolute_time (&now), 33 GNUNET_PQ_query_param_end 34 }; 35 struct GNUNET_PQ_Context *conn; 36 enum GNUNET_GenericReturnValue ret; 37 38 { 39 struct GNUNET_PQ_ExecuteStatement es[] = { 40 GNUNET_PQ_make_try_execute ("SET search_path TO merchant;"), 41 GNUNET_PQ_EXECUTE_STATEMENT_END 42 }; 43 struct GNUNET_PQ_PreparedStatement ps[] = { 44 GNUNET_PQ_make_prepare ("run_gc", 45 "CALL merchant.merchant_do_gc ($1);"), 46 GNUNET_PQ_PREPARED_STATEMENT_END 47 }; 48 49 conn = GNUNET_PQ_connect_with_cfg (pg->cfg, 50 "merchantdb-postgres", 51 NULL, 52 es, 53 ps); 54 } 55 if (NULL == conn) 56 return GNUNET_SYSERR; 57 58 if (0 > GNUNET_PQ_eval_prepared_non_select (conn, 59 "run_gc", 60 params)) 61 ret = GNUNET_SYSERR; 62 else 63 ret = GNUNET_OK; 64 GNUNET_PQ_disconnect (conn); 65 return ret; 66 }