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 <gnunet/gnunet_util_lib.h>
      17              : #include <gnunet/gnunet_json_lib.h>
      18              : #include <jansson.h>
      19              : #include <microhttpd.h>
      20              : #include <pthread.h>
      21              : #include "taler/taler_json_lib.h"
      22              : #include "taler/taler_mhd_lib.h"
      23              : #include "taler-auditor-httpd.h"
      24              : #include "taler-auditor-httpd_get-monitoring-early-aggregation.h"
      25              : #include "auditor-database/preflight.h"
      26              : #include "auditor-database/select_early_aggregations.h"
      27              : 
      28              : 
      29              : /**
      30              :  * Add early aggregation record to the list.
      31              :  *
      32              :  * @param[in,out] cls a `json_t *` array to extend
      33              :  * @param ea early aggregation record
      34              :  * @return #GNUNET_OK
      35              :  */
      36              : static enum GNUNET_GenericReturnValue
      37            0 : add_early_aggregation (
      38              :   void *cls,
      39              :   const struct TALER_AUDITORDB_EarlyAggregation *ea)
      40              : {
      41            0 :   json_t *list = cls;
      42              :   json_t *obj;
      43              : 
      44            0 :   obj = GNUNET_JSON_PACK (
      45              :     GNUNET_JSON_pack_uint64 ("row_id",
      46              :                              ea->row_id),
      47              :     GNUNET_JSON_pack_uint64 ("batch_deposit_serial_id",
      48              :                              ea->batch_deposit_serial_id),
      49              :     GNUNET_JSON_pack_uint64 ("tracking_serial_id",
      50              :                              ea->tracking_serial_id),
      51              :     TALER_JSON_pack_amount ("balance",
      52              :                             &ea->total),
      53              :     GNUNET_JSON_pack_bool ("suppressed",
      54              :                            ea->suppressed)
      55              :     );
      56            0 :   GNUNET_break (0 ==
      57              :                 json_array_append_new (list,
      58              :                                        obj));
      59            0 :   return GNUNET_OK;
      60              : }
      61              : 
      62              : 
      63              : MHD_RESULT
      64            0 : TAH_get_monitoring_early_aggregation (
      65              :   struct TAH_RequestHandler *rh,
      66              :   struct MHD_Connection *connection,
      67              :   void **connection_cls,
      68              :   const char *upload_data,
      69              :   size_t *upload_data_size,
      70              :   const char *const args[])
      71              : {
      72              :   json_t *ja;
      73              :   enum GNUNET_DB_QueryStatus qs;
      74            0 :   int64_t limit = -20;
      75              :   uint64_t offset;
      76            0 :   bool return_suppressed = false;
      77              : 
      78            0 :   if (GNUNET_SYSERR ==
      79            0 :       TALER_AUDITORDB_preflight (TAH_apg))
      80              :   {
      81            0 :     GNUNET_break (0);
      82            0 :     return TALER_MHD_reply_with_error (connection,
      83              :                                        MHD_HTTP_INTERNAL_SERVER_ERROR,
      84              :                                        TALER_EC_GENERIC_DB_SETUP_FAILED,
      85              :                                        NULL);
      86              :   }
      87            0 :   TALER_MHD_parse_request_snumber (connection,
      88              :                                    "limit",
      89              :                                    &limit);
      90            0 :   if (limit < 0)
      91            0 :     offset = INT64_MAX;
      92              :   else
      93            0 :     offset = 0;
      94            0 :   TALER_MHD_parse_request_number (connection,
      95              :                                   "offset",
      96              :                                   &offset);
      97              :   {
      98            0 :     const char *ret_s = MHD_lookup_connection_value (connection,
      99              :                                                      MHD_GET_ARGUMENT_KIND,
     100              :                                                      "return_suppressed");
     101            0 :     if ( (NULL != ret_s) &&
     102            0 :          (0 == strcmp (ret_s,
     103              :                        "true")) )
     104              :     {
     105            0 :       return_suppressed = true;
     106              :     }
     107              :   }
     108            0 :   ja = json_array ();
     109            0 :   GNUNET_break (NULL != ja);
     110            0 :   qs = TALER_AUDITORDB_select_early_aggregations (
     111              :     TAH_apg,
     112              :     limit,
     113              :     offset,
     114              :     return_suppressed,
     115              :     &add_early_aggregation,
     116              :     ja);
     117            0 :   if (0 > qs)
     118              :   {
     119            0 :     GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR == qs);
     120            0 :     json_decref (ja);
     121            0 :     TALER_LOG_WARNING (
     122              :       "Failed to handle GET /early-aggregation in database\n");
     123            0 :     return TALER_MHD_reply_with_error (connection,
     124              :                                        MHD_HTTP_INTERNAL_SERVER_ERROR,
     125              :                                        TALER_EC_GENERIC_DB_FETCH_FAILED,
     126              :                                        "select_early_aggregations");
     127              :   }
     128            0 :   return TALER_MHD_REPLY_JSON_PACK (
     129              :     connection,
     130              :     MHD_HTTP_OK,
     131              :     GNUNET_JSON_pack_array_steal ("early_aggregations",
     132              :                                   ja));
     133              : }