iterate_reserve_in_inconsistencies.c (6067B)
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 "taler/taler_error_codes.h" 17 #include "taler/taler_dbevents.h" 18 #include "taler/taler_pq_lib.h" 19 #include "pg_helper.h" 20 #include "auditor-database/iterate_reserve_in_inconsistencies.h" 21 22 23 struct ReserveInInconsistencyContext 24 { 25 26 /** 27 * Function to call for each bad sig loss. 28 */ 29 TALER_AUDITORDB_ReserveInInconsistencyCallback cb; 30 31 /** 32 * Closure for @e cb 33 */ 34 void *cb_cls; 35 36 /** 37 * Plugin context. 38 */ 39 struct TALER_AUDITORDB_PostgresContext *pg; 40 41 /** 42 * Query status to return. 43 */ 44 enum GNUNET_DB_QueryStatus qs; 45 }; 46 47 48 /** 49 * Helper function for #TALER_AUDITORDB_iterate_reserve_in_inconsistencies(). 50 * To be called with the results of a SELECT statement 51 * that has returned @a num_results results. 52 * 53 * @param cls closure of type `struct ReserveInInconsistencyContext *` 54 * @param result the postgres result 55 * @param num_results the number of results in @a result 56 */ 57 static void 58 reserve_in_inconsistency_cb (void *cls, 59 PGresult *result, 60 unsigned int num_results) 61 { 62 struct ReserveInInconsistencyContext *dcc = cls; 63 struct TALER_AUDITORDB_PostgresContext *pg = dcc->pg; 64 65 for (unsigned int i = 0; i < num_results; i++) 66 { 67 struct TALER_AUDITORDB_ReserveInInconsistency dc; 68 struct GNUNET_PQ_ResultSpec rs[] = { 69 GNUNET_PQ_result_spec_uint64 ("row_id", 70 &dc.serial_id), 71 GNUNET_PQ_result_spec_uint64 ("bank_row_id", 72 &dc.bank_row_id), 73 TALER_PQ_RESULT_SPEC_AMOUNT ("amount_exchange_expected", 74 &dc.amount_exchange_expected), 75 TALER_PQ_RESULT_SPEC_AMOUNT ("amount_wired", 76 &dc.amount_wired), 77 GNUNET_PQ_result_spec_auto_from_type ("reserve_pub", 78 &dc.reserve_pub), 79 GNUNET_PQ_result_spec_absolute_time ("timestamp", 80 &dc.timestamp), 81 GNUNET_PQ_result_spec_string ("account", 82 &dc.account.full_payto), 83 GNUNET_PQ_result_spec_string ("diagnostic", 84 &dc.diagnostic), 85 GNUNET_PQ_result_spec_bool ("suppressed", 86 &dc.suppressed), 87 GNUNET_PQ_result_spec_end 88 }; 89 enum GNUNET_GenericReturnValue rval; 90 91 if (GNUNET_OK != 92 GNUNET_PQ_extract_result (result, 93 rs, 94 i)) 95 { 96 GNUNET_break (0); 97 dcc->qs = GNUNET_DB_STATUS_HARD_ERROR; 98 return; 99 } 100 101 dcc->qs = i + 1; 102 rval = dcc->cb (dcc->cb_cls, 103 &dc); 104 GNUNET_PQ_cleanup_result (rs); 105 if (GNUNET_OK != rval) 106 break; 107 } 108 } 109 110 111 enum GNUNET_DB_QueryStatus 112 TALER_AUDITORDB_iterate_reserve_in_inconsistencies (struct 113 TALER_AUDITORDB_PostgresContext 114 * 115 pg, 116 int64_t limit, 117 uint64_t offset, 118 bool return_suppressed, 119 TALER_AUDITORDB_ReserveInInconsistencyCallback 120 cb, 121 void *cb_cls) 122 { 123 uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit); 124 struct GNUNET_PQ_QueryParam params[] = { 125 GNUNET_PQ_query_param_uint64 (&offset), 126 GNUNET_PQ_query_param_bool (return_suppressed), 127 GNUNET_PQ_query_param_uint64 (&plimit), 128 GNUNET_PQ_query_param_end 129 }; 130 struct ReserveInInconsistencyContext dcc = { 131 .cb = cb, 132 .cb_cls = cb_cls, 133 .pg = pg 134 }; 135 enum GNUNET_DB_QueryStatus qs; 136 137 PREPARE (pg, 138 "iterate_reserve_in_inconsistencies_inconsistency_get_desc", 139 "SELECT" 140 " row_id" 141 ",bank_row_id" 142 ",amount_exchange_expected" 143 ",amount_wired" 144 ",reserve_pub" 145 ",timestamp" 146 ",account" 147 ",diagnostic" 148 ",suppressed" 149 " FROM auditor_reserve_in_inconsistency" 150 " WHERE (row_id < $1)" 151 " AND ($2 OR suppressed is false)" 152 " ORDER BY row_id DESC" 153 " LIMIT $3" 154 ); 155 PREPARE (pg, 156 "iterate_reserve_in_inconsistencies_inconsistency_get_asc", 157 "SELECT" 158 " row_id" 159 ",bank_row_id" 160 ",amount_exchange_expected" 161 ",amount_wired" 162 ",reserve_pub" 163 ",timestamp" 164 ",account" 165 ",diagnostic" 166 ",suppressed" 167 " FROM auditor_reserve_in_inconsistency" 168 " WHERE (row_id > $1)" 169 " AND ($2 OR suppressed is false)" 170 " ORDER BY row_id ASC" 171 " LIMIT $3" 172 ); 173 qs = GNUNET_PQ_eval_prepared_multi_select ( 174 pg->conn, 175 (limit > 0) 176 ? "iterate_reserve_in_inconsistencies_inconsistency_get_asc" 177 : "iterate_reserve_in_inconsistencies_inconsistency_get_desc", 178 params, 179 &reserve_in_inconsistency_cb, 180 &dcc); 181 if (qs > 0) 182 return dcc.qs; 183 GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs); 184 return qs; 185 }