Line data    Source code

       1              : /*
       2              :    This file is part of TALER
       3              :    Copyright (C) 2024 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 src/backenddb/get_donau_keys.c
      18              :  * @brief Implementation of the get_donau_keys function for Postgres
      19              :  * @author Bohdan Potuzhnyi
      20              :  * @author Vlada Svirsh
      21              :  */
      22              : #include "platform.h"
      23              : #include <taler/taler_pq_lib.h>
      24              : #include "donau/donau_service.h"
      25              : #include "merchant-database/get_donau_keys.h"
      26              : #include "helper.h"
      27              : 
      28              : 
      29              : enum GNUNET_DB_QueryStatus
      30            0 : TALER_MERCHANTDB_get_donau_keys (
      31              :   struct TALER_MERCHANTDB_PostgresContext *pg,
      32              :   const char *donau_url,
      33              :   struct GNUNET_TIME_Absolute *first_retry,
      34              :   struct DONAU_Keys **keys)
      35              : {
      36            0 :   struct GNUNET_PQ_QueryParam params[] = {
      37            0 :     GNUNET_PQ_query_param_string (donau_url),
      38              :     GNUNET_PQ_query_param_end
      39              :   };
      40              :   json_t *jkeys;
      41            0 :   struct GNUNET_PQ_ResultSpec rs[] = {
      42            0 :     GNUNET_PQ_result_spec_absolute_time ("first_retry",
      43              :                                          first_retry),
      44            0 :     TALER_PQ_result_spec_json ("keys_json",
      45              :                                &jkeys),
      46              :     GNUNET_PQ_result_spec_end
      47              :   };
      48              :   enum GNUNET_DB_QueryStatus qs;
      49              : 
      50            0 :   PREPARE (pg,
      51              :            "get_donau_keys",
      52              :            "SELECT"
      53              :            " first_retry"
      54              :            ",keys_json::TEXT"
      55              :            " FROM merchant_donau_keys"
      56              :            " WHERE donau_url=$1;");
      57            0 :   qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      58              :                                                  "get_donau_keys",
      59              :                                                  params,
      60              :                                                  rs);
      61            0 :   if (qs <= 0)
      62            0 :     return qs;
      63            0 :   *keys = DONAU_keys_from_json (jkeys);
      64            0 :   json_decref (jkeys);
      65            0 :   if (NULL == *keys)
      66              :   {
      67            0 :     GNUNET_break (0);
      68            0 :     return GNUNET_DB_STATUS_HARD_ERROR;
      69              :   }
      70            0 :   return qs;
      71              : }