taler-auditor-httpd_early-aggregation-get.c (4196B)
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 add_early_aggregation ( 37 void *cls, 38 const struct TALER_AUDITORDB_EarlyAggregation *ea) 39 { 40 json_t *list = cls; 41 json_t *obj; 42 43 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 GNUNET_break (0 == 56 json_array_append_new (list, 57 obj)); 58 return GNUNET_OK; 59 } 60 61 62 MHD_RESULT 63 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 int64_t limit = -20; 74 uint64_t offset; 75 bool return_suppressed = false; 76 77 if (GNUNET_SYSERR == 78 TAH_plugin->preflight (TAH_plugin->cls)) 79 { 80 GNUNET_break (0); 81 return TALER_MHD_reply_with_error (connection, 82 MHD_HTTP_INTERNAL_SERVER_ERROR, 83 TALER_EC_GENERIC_DB_SETUP_FAILED, 84 NULL); 85 } 86 TALER_MHD_parse_request_snumber (connection, 87 "limit", 88 &limit); 89 if (limit < 0) 90 offset = INT64_MAX; 91 else 92 offset = 0; 93 TALER_MHD_parse_request_number (connection, 94 "offset", 95 &offset); 96 { 97 const char *ret_s = MHD_lookup_connection_value (connection, 98 MHD_GET_ARGUMENT_KIND, 99 "return_suppressed"); 100 if ( (NULL != ret_s) && 101 (0 == strcmp (ret_s, 102 "true")) ) 103 { 104 return_suppressed = true; 105 } 106 } 107 ja = json_array (); 108 GNUNET_break (NULL != ja); 109 qs = TAH_plugin->select_early_aggregations ( 110 TAH_plugin->cls, 111 limit, 112 offset, 113 return_suppressed, 114 &add_early_aggregation, 115 ja); 116 if (0 > qs) 117 { 118 GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR == qs); 119 json_decref (ja); 120 TALER_LOG_WARNING ( 121 "Failed to handle GET /early-aggregation in database\n"); 122 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 return TALER_MHD_REPLY_JSON_PACK ( 128 connection, 129 MHD_HTTP_OK, 130 GNUNET_JSON_pack_array_steal ("early_aggregations", 131 ja)); 132 }