Line data    Source code

       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              : #include "taler/platform.h"
      17              : #include <gnunet/gnunet_util_lib.h>
      18              : #include <gnunet/gnunet_json_lib.h>
      19              : #include <jansson.h>
      20              : #include <microhttpd.h>
      21              : #include <pthread.h>
      22              : #include "taler/taler_json_lib.h"
      23              : #include "taler/taler_mhd_lib.h"
      24              : #include "taler-auditor-httpd.h"
      25              : #include "taler-auditor-httpd_early-aggregation-get.h"
      26              : 
      27              : 
      28              : /**
      29              :  * Add early aggregation record to the list.
      30              :  *
      31              :  * @param[in,out] cls a `json_t *` array to extend
      32              :  * @param ea early aggregation record
      33              :  * @return #GNUNET_OK
      34              :  */
      35              : static enum GNUNET_GenericReturnValue
      36            0 : add_early_aggregation (
      37              :   void *cls,
      38              :   const struct TALER_AUDITORDB_EarlyAggregation *ea)
      39              : {
      40            0 :   json_t *list = cls;
      41              :   json_t *obj;
      42              : 
      43            0 :   obj = GNUNET_JSON_PACK (
      44              :     GNUNET_JSON_pack_uint64 ("row_id",
      45              :                              ea->row_id),
      46              :     GNUNET_JSON_pack_uint64 ("batch_deposit_serial_id",
      47              :                              ea->batch_deposit_serial_id),
      48              :     GNUNET_JSON_pack_uint64 ("tracking_serial_id",
      49              :                              ea->tracking_serial_id),
      50              :     TALER_JSON_pack_amount ("balance",
      51              :                             &ea->total),
      52              :     GNUNET_JSON_pack_bool ("suppressed",
      53              :                            ea->suppressed)
      54              :     );
      55            0 :   GNUNET_break (0 ==
      56              :                 json_array_append_new (list,
      57              :                                        obj));
      58            0 :   return GNUNET_OK;
      59              : }
      60              : 
      61              : 
      62              : MHD_RESULT
      63            0 : TAH_early_aggregation_handler_get (
      64              :   struct TAH_RequestHandler *rh,
      65              :   struct MHD_Connection *connection,
      66              :   void **connection_cls,
      67              :   const char *upload_data,
      68              :   size_t *upload_data_size,
      69              :   const char *const args[])
      70              : {
      71              :   json_t *ja;
      72              :   enum GNUNET_DB_QueryStatus qs;
      73            0 :   int64_t limit = -20;
      74              :   uint64_t offset;
      75            0 :   bool return_suppressed = false;
      76              : 
      77            0 :   if (GNUNET_SYSERR ==
      78            0 :       TAH_plugin->preflight (TAH_plugin->cls))
      79              :   {
      80            0 :     GNUNET_break (0);
      81            0 :     return TALER_MHD_reply_with_error (connection,
      82              :                                        MHD_HTTP_INTERNAL_SERVER_ERROR,
      83              :                                        TALER_EC_GENERIC_DB_SETUP_FAILED,
      84              :                                        NULL);
      85              :   }
      86            0 :   TALER_MHD_parse_request_snumber (connection,
      87              :                                    "limit",
      88              :                                    &limit);
      89            0 :   if (limit < 0)
      90            0 :     offset = INT64_MAX;
      91              :   else
      92            0 :     offset = 0;
      93            0 :   TALER_MHD_parse_request_number (connection,
      94              :                                   "offset",
      95              :                                   &offset);
      96              :   {
      97            0 :     const char *ret_s = MHD_lookup_connection_value (connection,
      98              :                                                      MHD_GET_ARGUMENT_KIND,
      99              :                                                      "return_suppressed");
     100            0 :     if ( (NULL != ret_s) &&
     101            0 :          (0 == strcmp (ret_s,
     102              :                        "true")) )
     103              :     {
     104            0 :       return_suppressed = true;
     105              :     }
     106              :   }
     107            0 :   ja = json_array ();
     108            0 :   GNUNET_break (NULL != ja);
     109            0 :   qs = TAH_plugin->select_early_aggregations (
     110            0 :     TAH_plugin->cls,
     111              :     limit,
     112              :     offset,
     113              :     return_suppressed,
     114              :     &add_early_aggregation,
     115              :     ja);
     116            0 :   if (0 > qs)
     117              :   {
     118            0 :     GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR == qs);
     119            0 :     json_decref (ja);
     120            0 :     TALER_LOG_WARNING (
     121              :       "Failed to handle GET /early-aggregation in database\n");
     122            0 :     return TALER_MHD_reply_with_error (connection,
     123              :                                        MHD_HTTP_INTERNAL_SERVER_ERROR,
     124              :                                        TALER_EC_GENERIC_DB_FETCH_FAILED,
     125              :                                        "select_early_aggregations");
     126              :   }
     127            0 :   return TALER_MHD_REPLY_JSON_PACK (
     128              :     connection,
     129              :     MHD_HTTP_OK,
     130              :     GNUNET_JSON_pack_array_steal ("early_aggregations",
     131              :                                   ja));
     132              : }