Line data    Source code

       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 "taler/platform.h"
      22              : #include "taler/taler_error_codes.h"
      23              : #include "taler/taler_dbevents.h"
      24              : #include "taler/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           18 : TEH_PG_drop_tables (void *cls)
      37              : {
      38           18 :   struct PostgresClosure *pg = cls;
      39              :   struct GNUNET_PQ_Context *conn;
      40              :   enum GNUNET_GenericReturnValue ret;
      41              : 
      42           18 :   if (NULL != pg->conn)
      43              :   {
      44            0 :     GNUNET_PQ_disconnect (pg->conn);
      45            0 :     pg->conn = NULL;
      46              :   }
      47           18 :   conn = GNUNET_PQ_connect_with_cfg (pg->cfg,
      48              :                                      "exchangedb-postgres",
      49              :                                      NULL,
      50              :                                      NULL,
      51              :                                      NULL);
      52           18 :   if (NULL == conn)
      53            0 :     return GNUNET_SYSERR;
      54           18 :   ret = GNUNET_PQ_exec_sql (conn,
      55              :                             "drop");
      56           18 :   GNUNET_PQ_disconnect (conn);
      57           18 :   return ret;
      58              : }