merchant

Merchant backend to process payments, run by merchants
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update_token_family_key_expiration.c (2896B)

      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2026 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/update_token_family_key_expiration.c
     18  * @brief Implementation of the update_token_family_key_expiration function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "platform.h"
     22 #include <gnunet/gnunet_pq_lib.h>
     23 #include <taler/taler_pq_lib.h>
     24 #include "merchant-database/update_token_family_key_expiration.h"
     25 #include "helper.h"
     26 
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TALER_MERCHANTDB_update_token_family_key_expiration (
     30   struct TALER_MERCHANTDB_PostgresContext *pg,
     31   const char *instance_id,
     32   const char *token_family_slug,
     33   struct GNUNET_TIME_Timestamp valid_at,
     34   struct GNUNET_TIME_Timestamp sign_until)
     35 {
     36   struct GNUNET_PQ_QueryParam params[] = {
     37     GNUNET_PQ_query_param_string (token_family_slug),
     38     GNUNET_PQ_query_param_timestamp (&valid_at),
     39     GNUNET_PQ_query_param_timestamp (&sign_until),
     40     GNUNET_PQ_query_param_end
     41   };
     42   enum GNUNET_DB_QueryStatus qs;
     43 
     44   GNUNET_assert (NULL != pg->current_merchant_id);
     45   GNUNET_assert (0 == strcmp (instance_id,
     46                               pg->current_merchant_id));
     47   TMH_PQ_prepare_anon (pg,
     48                        "UPDATE merchant_token_family_keys mtfk"
     49                        " SET private_key_deleted_at="
     50                        "   GREATEST (mtfk.private_key_deleted_at,$3)"
     51                        " FROM merchant_token_families mtf"
     52                        " WHERE (mtf.token_family_serial = mtfk.token_family_serial)"
     53                        "   AND (mtf.slug=$1)"
     54                        "   AND ($2 >= mtfk.signature_validity_start)"
     55                        "   AND ($2 <= mtfk.signature_validity_end)"
     56                        "   AND ($3 > mtfk.private_key_deleted_at)"
     57                        "   AND (mtfk.priv IS NOT NULL)");
     58   qs = GNUNET_PQ_eval_prepared_non_select (pg->conn,
     59                                            "",
     60                                            params);
     61   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
     62               "Extending MTFK %s valid at %llu to sign until %llu got %d\n",
     63               token_family_slug,
     64               (unsigned long long) valid_at.abs_time.abs_value_us,
     65               (unsigned long long) sign_until.abs_time.abs_value_us,
     66               (int) qs);
     67   return qs;
     68 }