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_insert_global_fee.c
      18             :  * @brief Implementation of the insert_global_fee 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_insert_global_fee.h"
      26             : #include "pg_helper.h"
      27             : #include "pg_get_global_fee.h"
      28             : 
      29             : enum GNUNET_DB_QueryStatus
      30          19 : TEH_PG_insert_global_fee (void *cls,
      31             :                           struct GNUNET_TIME_Timestamp start_date,
      32             :                           struct GNUNET_TIME_Timestamp end_date,
      33             :                           const struct TALER_GlobalFeeSet *fees,
      34             :                           struct GNUNET_TIME_Relative purse_timeout,
      35             :                           struct GNUNET_TIME_Relative history_expiration,
      36             :                           uint32_t purse_account_limit,
      37             :                           const struct TALER_MasterSignatureP *master_sig)
      38             : {
      39          19 :   struct PostgresClosure *pg = cls;
      40          19 :   struct GNUNET_PQ_QueryParam params[] = {
      41          19 :     GNUNET_PQ_query_param_timestamp (&start_date),
      42          19 :     GNUNET_PQ_query_param_timestamp (&end_date),
      43          19 :     TALER_PQ_query_param_amount (pg->conn,
      44             :                                  &fees->history),
      45          19 :     TALER_PQ_query_param_amount (pg->conn,
      46             :                                  &fees->account),
      47          19 :     TALER_PQ_query_param_amount (pg->conn,
      48             :                                  &fees->purse),
      49          19 :     GNUNET_PQ_query_param_relative_time (&purse_timeout),
      50          19 :     GNUNET_PQ_query_param_relative_time (&history_expiration),
      51          19 :     GNUNET_PQ_query_param_uint32 (&purse_account_limit),
      52          19 :     GNUNET_PQ_query_param_auto_from_type (master_sig),
      53             :     GNUNET_PQ_query_param_end
      54             :   };
      55             :   struct TALER_GlobalFeeSet wx;
      56             :   struct TALER_MasterSignatureP sig;
      57             :   struct GNUNET_TIME_Timestamp sd;
      58             :   struct GNUNET_TIME_Timestamp ed;
      59             :   enum GNUNET_DB_QueryStatus qs;
      60             :   struct GNUNET_TIME_Relative pt;
      61             :   struct GNUNET_TIME_Relative he;
      62             :   uint32_t pal;
      63             : 
      64          19 :   qs = TEH_PG_get_global_fee (pg,
      65             :                               start_date,
      66             :                               &sd,
      67             :                               &ed,
      68             :                               &wx,
      69             :                               &pt,
      70             :                               &he,
      71             :                               &pal,
      72             :                               &sig);
      73          19 :   if (qs < 0)
      74           0 :     return qs;
      75          19 :   if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT == qs)
      76             :   {
      77           0 :     if (0 != GNUNET_memcmp (&sig,
      78             :                             master_sig))
      79             :     {
      80           0 :       GNUNET_break (0);
      81           0 :       return GNUNET_DB_STATUS_HARD_ERROR;
      82             :     }
      83           0 :     if (0 !=
      84           0 :         TALER_global_fee_set_cmp (fees,
      85             :                                   &wx))
      86             :     {
      87           0 :       GNUNET_break (0);
      88           0 :       return GNUNET_DB_STATUS_HARD_ERROR;
      89             :     }
      90           0 :     if ( (GNUNET_TIME_timestamp_cmp (sd,
      91             :                                      !=,
      92           0 :                                      start_date)) ||
      93           0 :          (GNUNET_TIME_timestamp_cmp (ed,
      94             :                                      !=,
      95             :                                      end_date)) )
      96             :     {
      97           0 :       GNUNET_break (0);
      98           0 :       return GNUNET_DB_STATUS_HARD_ERROR;
      99             :     }
     100           0 :     if ( (GNUNET_TIME_relative_cmp (purse_timeout,
     101             :                                     !=,
     102           0 :                                     pt)) ||
     103           0 :          (GNUNET_TIME_relative_cmp (history_expiration,
     104             :                                     !=,
     105             :                                     he)) )
     106             :     {
     107           0 :       GNUNET_break (0);
     108           0 :       return GNUNET_DB_STATUS_HARD_ERROR;
     109             :     }
     110           0 :     if (purse_account_limit != pal)
     111             :     {
     112           0 :       GNUNET_break (0);
     113           0 :       return GNUNET_DB_STATUS_HARD_ERROR;
     114             :     }
     115             :     /* equal record already exists */
     116           0 :     return GNUNET_DB_STATUS_SUCCESS_NO_RESULTS;
     117             :   }
     118             : 
     119             :   /* Used in #postgres_insert_global_fee */
     120          19 :   PREPARE (pg,
     121             :            "insert_global_fee",
     122             :            "INSERT INTO global_fee "
     123             :            "(start_date"
     124             :            ",end_date"
     125             :            ",history_fee"
     126             :            ",account_fee"
     127             :            ",purse_fee"
     128             :            ",purse_timeout"
     129             :            ",history_expiration"
     130             :            ",purse_account_limit"
     131             :            ",master_sig"
     132             :            ") VALUES "
     133             :            "($1, $2, $3, $4, $5, $6, $7, $8, $9);");
     134          19 :   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     135             :                                              "insert_global_fee",
     136             :                                              params);
     137             : }