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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/pg_drop_tables.c 18 : * @brief Implementation of the drop_tables function for Postgres 19 : * @author Christian Grothoff 20 : */ 21 : #include "platform.h" 22 : #include "taler_error_codes.h" 23 : #include "taler_dbevents.h" 24 : #include "taler_pq_lib.h" 25 : #include "pg_drop_tables.h" 26 : #include "pg_helper.h" 27 : 28 : 29 : /** 30 : * Drop all Taler tables. This should only be used by testcases. 31 : * 32 : * @param cls the `struct PostgresClosure` with the plugin-specific state 33 : * @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure 34 : */ 35 : enum GNUNET_GenericReturnValue 36 20 : TEH_PG_drop_tables (void *cls) 37 : { 38 20 : struct PostgresClosure *pg = cls; 39 : struct GNUNET_PQ_Context *conn; 40 : enum GNUNET_GenericReturnValue ret; 41 : 42 20 : if (NULL != pg->conn) 43 : { 44 0 : GNUNET_PQ_disconnect (pg->conn); 45 0 : pg->conn = NULL; 46 : } 47 20 : conn = GNUNET_PQ_connect_with_cfg (pg->cfg, 48 : "exchangedb-postgres", 49 : NULL, 50 : NULL, 51 : NULL); 52 20 : if (NULL == conn) 53 0 : return GNUNET_SYSERR; 54 20 : ret = GNUNET_PQ_exec_sql (conn, 55 : "drop"); 56 20 : GNUNET_PQ_disconnect (conn); 57 20 : return ret; 58 : }