exchange

Base system with REST service to issue digital coins, run by the payment service provider
Log | Files | Refs | Submodules | README | LICENSE

taler-auditor-httpd_get-monitoring-coin-inconsistency.c (4206B)


      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2024 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-coin-inconsistency.h"
     25 #include "auditor-database/get_coin_inconsistency.h"
     26 #include "auditor-database/preflight.h"
     27 
     28 
     29 /**
     30  * Add deposit confirmation to the list.
     31  *
     32  * @param[in,out] cls a `json_t *` array to extend
     33  * @param serial_id location of the @a dc in the database
     34  * @param dc struct of inconsistencies
     35  * @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop iterating
     36  */
     37 static enum GNUNET_GenericReturnValue
     38 add_coin_inconsistency (
     39   void *cls,
     40   uint64_t serial_id,
     41   const struct TALER_AUDITORDB_CoinInconsistency *dc)
     42 {
     43   json_t *list = cls;
     44   json_t *obj;
     45 
     46   obj = GNUNET_JSON_PACK (
     47     GNUNET_JSON_pack_string ("operation", dc->operation),
     48     TALER_JSON_pack_amount ("exchange_amount", &dc->exchange_amount),
     49     TALER_JSON_pack_amount ("auditor_amount", &dc->auditor_amount),
     50     GNUNET_JSON_pack_data_auto ("coin_pub",&dc->coin_pub),
     51     GNUNET_JSON_pack_bool ("profitable", dc->profitable)
     52     );
     53   GNUNET_break (0 ==
     54                 json_array_append_new (list,
     55                                        obj));
     56   return GNUNET_OK;
     57 }
     58 
     59 
     60 MHD_RESULT
     61 TAH_get_monitoring_coin_inconsistency (
     62   struct TAH_RequestHandler *rh,
     63   struct MHD_Connection *connection,
     64   void **connection_cls,
     65   const char *upload_data,
     66   size_t *upload_data_size,
     67   const char *const args[])
     68 {
     69   json_t *ja;
     70   enum GNUNET_DB_QueryStatus qs;
     71   int64_t limit = -20;
     72   uint64_t offset;
     73   bool return_suppressed = false;
     74 
     75   if (GNUNET_SYSERR ==
     76       TALER_AUDITORDB_preflight (TAH_apg))
     77   {
     78     GNUNET_break (0);
     79     return TALER_MHD_reply_with_error (connection,
     80                                        MHD_HTTP_INTERNAL_SERVER_ERROR,
     81                                        TALER_EC_GENERIC_DB_SETUP_FAILED,
     82                                        NULL);
     83   }
     84   TALER_MHD_parse_request_snumber (connection,
     85                                    "limit",
     86                                    &limit);
     87   if (limit < 0)
     88     offset = INT64_MAX;
     89   else
     90     offset = 0;
     91   TALER_MHD_parse_request_number (connection,
     92                                   "offset",
     93                                   &offset);
     94   {
     95     const char *ret_s = MHD_lookup_connection_value (connection,
     96                                                      MHD_GET_ARGUMENT_KIND,
     97                                                      "return_suppressed");
     98     if (ret_s != NULL && strcmp (ret_s, "true") == 0)
     99     {
    100       return_suppressed = true;
    101     }
    102   }
    103   ja = json_array ();
    104   GNUNET_break (NULL != ja);
    105   qs = TALER_AUDITORDB_get_coin_inconsistency (
    106     TAH_apg,
    107     limit,
    108     offset,
    109     return_suppressed,
    110     &add_coin_inconsistency,
    111     ja);
    112   if (0 > qs)
    113   {
    114     GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR == qs);
    115     json_decref (ja);
    116     TALER_LOG_WARNING (
    117       "Failed to handle GET /coin-inconsistency in database\n");
    118     return TALER_MHD_reply_with_error (connection,
    119                                        MHD_HTTP_INTERNAL_SERVER_ERROR,
    120                                        TALER_EC_GENERIC_DB_FETCH_FAILED,
    121                                        "coin-inconsistency");
    122   }
    123   return TALER_MHD_REPLY_JSON_PACK (
    124     connection,
    125     MHD_HTTP_OK,
    126     GNUNET_JSON_pack_array_steal ("coin_inconsistency",
    127                                   ja));
    128 }