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/create_tables.c
      18              :  * @brief Implementation of the create_tables function for Postgres
      19              :  * @author Christian Grothoff
      20              :  */
      21              : #include "taler/taler_pq_lib.h"
      22              : #include "exchange-database/create_tables.h"
      23              : #include "helper.h"
      24              : 
      25              : 
      26              : enum GNUNET_GenericReturnValue
      27           21 : TALER_EXCHANGEDB_create_tables (struct TALER_EXCHANGEDB_PostgresContext *pg,
      28              :                                 bool support_partitions,
      29              :                                 uint32_t num_partitions)
      30              : {
      31              :   struct GNUNET_PQ_Context *conn;
      32              :   enum GNUNET_GenericReturnValue ret;
      33           21 :   struct GNUNET_PQ_QueryParam params[] = {
      34              :     support_partitions
      35            0 :     ? GNUNET_PQ_query_param_uint32 (&num_partitions)
      36           21 :     : GNUNET_PQ_query_param_null (),
      37              :     GNUNET_PQ_query_param_end
      38              :   };
      39           21 :   struct GNUNET_PQ_ExecuteStatement es[] = {
      40           21 :     GNUNET_PQ_make_try_execute ("SET search_path TO exchange;"),
      41              :     GNUNET_PQ_EXECUTE_STATEMENT_END
      42              :   };
      43              : 
      44           21 :   conn = GNUNET_PQ_connect_with_cfg (pg->cfg,
      45              :                                      "exchangedb-postgres",
      46              :                                      "exchange-",
      47              :                                      es,
      48              :                                      NULL);
      49           21 :   if (NULL == conn)
      50            0 :     return GNUNET_SYSERR;
      51           21 :   ret = GNUNET_PQ_exec_sql (conn,
      52              :                             "procedures");
      53           21 :   GNUNET_break (GNUNET_OK == ret);
      54           21 :   if (GNUNET_OK == ret)
      55              :   {
      56              :     struct GNUNET_PQ_Context *tconn;
      57              : 
      58           21 :     tconn = pg->conn;
      59           21 :     pg->prep_gen++;
      60           21 :     pg->conn = conn;
      61           21 :     PREPARE (pg,
      62              :              "create_tables",
      63              :              "SELECT"
      64              :              " exchange_do_create_tables"
      65              :              " ($1::INTEGER);");
      66           21 :     pg->conn = tconn;
      67           21 :     if (0 >
      68           21 :         GNUNET_PQ_eval_prepared_non_select (conn,
      69              :                                             "create_tables",
      70              :                                             params))
      71              :     {
      72            0 :       GNUNET_break (0);
      73            0 :       ret = GNUNET_SYSERR;
      74              :     }
      75              :   }
      76           21 :   GNUNET_PQ_disconnect (conn);
      77           21 :   return ret;
      78              : }