Line data    Source code

       1             : /*
       2             :    This file is part of TALER
       3             :    Copyright (C) 2022, 2023 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_get_ready_deposit.c
      18             :  * @brief Implementation of the get_ready_deposit 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_get_ready_deposit.h"
      26             : #include "pg_helper.h"
      27             : 
      28             : 
      29             : enum GNUNET_DB_QueryStatus
      30         121 : TEH_PG_get_ready_deposit (void *cls,
      31             :                           uint64_t start_shard_row,
      32             :                           uint64_t end_shard_row,
      33             :                           struct TALER_MerchantPublicKeyP *merchant_pub,
      34             :                           struct TALER_FullPayto *payto_uri)
      35             : {
      36         121 :   struct PostgresClosure *pg = cls;
      37             :   struct GNUNET_TIME_Absolute now
      38         121 :     = GNUNET_TIME_absolute_get ();
      39         121 :   struct GNUNET_PQ_QueryParam params[] = {
      40         121 :     GNUNET_PQ_query_param_absolute_time (&now),
      41         121 :     GNUNET_PQ_query_param_uint64 (&start_shard_row),
      42         121 :     GNUNET_PQ_query_param_uint64 (&end_shard_row),
      43             :     GNUNET_PQ_query_param_end
      44             :   };
      45         121 :   struct GNUNET_PQ_ResultSpec rs[] = {
      46         121 :     GNUNET_PQ_result_spec_auto_from_type ("merchant_pub",
      47             :                                           merchant_pub),
      48         121 :     GNUNET_PQ_result_spec_string ("payto_uri",
      49             :                                   &payto_uri->full_payto),
      50             :     GNUNET_PQ_result_spec_end
      51             :   };
      52         121 :   const char *query = "deposits_get_ready";
      53             : 
      54         121 :   PREPARE (pg,
      55             :            query,
      56             :            "SELECT"
      57             :            " wts.payto_uri"
      58             :            ",bdep.merchant_pub"
      59             :            " FROM batch_deposits bdep"
      60             :            " JOIN wire_targets wts"
      61             :            "   USING (wire_target_h_payto)"
      62             :            " WHERE NOT (bdep.done OR bdep.policy_blocked)"
      63             :            "   AND bdep.wire_deadline<=$1"
      64             :            "   AND bdep.shard >= $2"
      65             :            "   AND bdep.shard <= $3"
      66             :            " ORDER BY "
      67             :            "   bdep.wire_deadline ASC"
      68             :            "  ,bdep.shard ASC"
      69             :            " LIMIT 1;");
      70         121 :   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      71             :                                                    query,
      72             :                                                    params,
      73             :                                                    rs);
      74             : }