exchange

Base system with REST service to issue digital coins, run by the payment service provider
Log | Files | Refs | Submodules | README | LICENSE

enable_rules.c (2305B)

      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 exchangedb/enable_rules.c
     18  * @brief Implementation of the enable_rules function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "taler/taler_pq_lib.h"
     22 #include "exchange-database/enable_rules.h"
     23 #include "helper.h"
     24 
     25 
     26 enum GNUNET_GenericReturnValue
     27 TALER_EXCHANGEDB_enable_rules (
     28   struct TALER_EXCHANGEDB_PostgresContext *pg,
     29   const char *schema)
     30 {
     31   struct GNUNET_PQ_Context *conn;
     32   enum GNUNET_GenericReturnValue ret;
     33   char *sp;
     34 
     35   GNUNET_asprintf (&sp,
     36                    "SET search_path TO %s,exchange;",
     37                    schema);
     38   {
     39     struct GNUNET_PQ_ExecuteStatement es[] = {
     40       GNUNET_PQ_make_try_execute (sp),
     41       GNUNET_PQ_EXECUTE_STATEMENT_END
     42     };
     43     char *schemadash;
     44 
     45     GNUNET_asprintf (&schemadash,
     46                      "%s-",
     47                      schema);
     48     conn = GNUNET_PQ_connect_with_cfg (pg->cfg,
     49                                        "exchangedb-postgres",
     50                                        schemadash,
     51                                        es,
     52                                        NULL);
     53     GNUNET_free (schemadash);
     54   }
     55   GNUNET_free (sp);
     56   if (NULL == conn)
     57     return GNUNET_SYSERR;
     58   {
     59     char *procfile;
     60 
     61     GNUNET_asprintf (&procfile,
     62                      "%s-procedures",
     63                      schema);
     64     ret = GNUNET_PQ_exec_sql (conn,
     65                               procfile);
     66     /* $SCHEMA-procedures MAY not exist, so only check for hard error */
     67     GNUNET_break (GNUNET_SYSERR != ret);
     68     if (GNUNET_NO == ret)
     69       ret = GNUNET_OK;
     70     GNUNET_free (procfile);
     71   }
     72   GNUNET_PQ_disconnect (conn);
     73   return ret;
     74 }