drop_tables.c (1779B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2022 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 exchangedb/drop_tables.c 18 * @brief Implementation of the drop_tables function for Postgres 19 * @author Christian Grothoff 20 */ 21 #include "taler/taler_pq_lib.h" 22 #include "exchange-database/drop_tables.h" 23 #include "helper.h" 24 25 26 /** 27 * Drop all Taler tables. This should only be used by testcases. 28 * 29 * @param pg the database context 30 * @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure 31 */ 32 enum GNUNET_GenericReturnValue 33 TALER_EXCHANGEDB_drop_tables (struct TALER_EXCHANGEDB_PostgresContext *pg) 34 { 35 struct GNUNET_PQ_Context *conn; 36 enum GNUNET_GenericReturnValue ret; 37 38 if (NULL != pg->conn) 39 { 40 GNUNET_PQ_disconnect (pg->conn); 41 pg->conn = NULL; 42 } 43 conn = GNUNET_PQ_connect_with_cfg (pg->cfg, 44 "exchangedb-postgres", 45 NULL, 46 NULL, 47 NULL); 48 if (NULL == conn) 49 return GNUNET_SYSERR; 50 ret = GNUNET_PQ_exec_sql (conn, 51 "drop"); 52 GNUNET_PQ_disconnect (conn); 53 return ret; 54 }