pg_get_reserve_in_inconsistency.c (5496B)
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/platform.h" 17 #include "taler/taler_error_codes.h" 18 #include "taler/taler_dbevents.h" 19 #include "taler/taler_pq_lib.h" 20 #include "pg_helper.h" 21 #include "pg_get_reserve_in_inconsistency.h" 22 23 24 struct ReserveInInconsistencyContext 25 { 26 27 /** 28 * Function to call for each bad sig loss. 29 */ 30 TALER_AUDITORDB_ReserveInInconsistencyCallback cb; 31 32 /** 33 * Closure for @e cb 34 */ 35 void *cb_cls; 36 37 /** 38 * Plugin context. 39 */ 40 struct PostgresClosure *pg; 41 42 /** 43 * Query status to return. 44 */ 45 enum GNUNET_DB_QueryStatus qs; 46 }; 47 48 49 /** 50 * Helper function for #TAH_PG_get_reserve_in_inconsistency(). 51 * To be called with the results of a SELECT statement 52 * that has returned @a num_results results. 53 * 54 * @param cls closure of type `struct ReserveInInconsistencyContext *` 55 * @param result the postgres result 56 * @param num_results the number of results in @a result 57 */ 58 static void 59 reserve_in_inconsistency_cb (void *cls, 60 PGresult *result, 61 unsigned int num_results) 62 { 63 struct ReserveInInconsistencyContext *dcc = cls; 64 struct PostgresClosure *pg = dcc->pg; 65 66 for (unsigned int i = 0; i < num_results; i++) 67 { 68 struct TALER_AUDITORDB_ReserveInInconsistency dc; 69 struct GNUNET_PQ_ResultSpec rs[] = { 70 GNUNET_PQ_result_spec_uint64 ("row_id", 71 &dc.serial_id), 72 GNUNET_PQ_result_spec_uint64 ("bank_row_id", 73 &dc.bank_row_id), 74 TALER_PQ_RESULT_SPEC_AMOUNT ("amount_exchange_expected", 75 &dc.amount_exchange_expected), 76 TALER_PQ_RESULT_SPEC_AMOUNT ("amount_wired", 77 &dc.amount_wired), 78 GNUNET_PQ_result_spec_auto_from_type ("reserve_pub", 79 &dc.reserve_pub), 80 GNUNET_PQ_result_spec_absolute_time ("timestamp", 81 &dc.timestamp), 82 GNUNET_PQ_result_spec_string ("account", 83 &dc.account.full_payto), 84 GNUNET_PQ_result_spec_string ("diagnostic", 85 &dc.diagnostic), 86 GNUNET_PQ_result_spec_bool ("suppressed", 87 &dc.suppressed), 88 GNUNET_PQ_result_spec_end 89 }; 90 enum GNUNET_GenericReturnValue rval; 91 92 if (GNUNET_OK != 93 GNUNET_PQ_extract_result (result, 94 rs, 95 i)) 96 { 97 GNUNET_break (0); 98 dcc->qs = GNUNET_DB_STATUS_HARD_ERROR; 99 return; 100 } 101 102 dcc->qs = i + 1; 103 rval = dcc->cb (dcc->cb_cls, 104 &dc); 105 GNUNET_PQ_cleanup_result (rs); 106 if (GNUNET_OK != rval) 107 break; 108 } 109 } 110 111 112 enum GNUNET_DB_QueryStatus 113 TAH_PG_get_reserve_in_inconsistency ( 114 void *cls, 115 int64_t limit, 116 uint64_t offset, 117 bool return_suppressed, 118 TALER_AUDITORDB_ReserveInInconsistencyCallback cb, 119 void *cb_cls) 120 { 121 struct PostgresClosure *pg = cls; 122 uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit); 123 struct GNUNET_PQ_QueryParam params[] = { 124 GNUNET_PQ_query_param_uint64 (&offset), 125 GNUNET_PQ_query_param_bool (return_suppressed), 126 GNUNET_PQ_query_param_uint64 (&plimit), 127 GNUNET_PQ_query_param_end 128 }; 129 struct ReserveInInconsistencyContext dcc = { 130 .cb = cb, 131 .cb_cls = cb_cls, 132 .pg = pg 133 }; 134 enum GNUNET_DB_QueryStatus qs; 135 136 PREPARE (pg, 137 "auditor_reserve_in_inconsistency_get_desc", 138 "SELECT" 139 " row_id" 140 ",bank_row_id" 141 ",amount_exchange_expected" 142 ",amount_wired" 143 ",reserve_pub" 144 ",timestamp" 145 ",account" 146 ",diagnostic" 147 ",suppressed" 148 " FROM auditor_reserve_in_inconsistency" 149 " WHERE (row_id < $1)" 150 " AND ($2 OR suppressed is false)" 151 " ORDER BY row_id DESC" 152 " LIMIT $3" 153 ); 154 PREPARE (pg, 155 "auditor_reserve_in_inconsistency_get_asc", 156 "SELECT" 157 " row_id" 158 ",bank_row_id" 159 ",amount_exchange_expected" 160 ",amount_wired" 161 ",reserve_pub" 162 ",timestamp" 163 ",account" 164 ",diagnostic" 165 ",suppressed" 166 " FROM auditor_reserve_in_inconsistency" 167 " WHERE (row_id > $1)" 168 " AND ($2 OR suppressed is false)" 169 " ORDER BY row_id ASC" 170 " LIMIT $3" 171 ); 172 qs = GNUNET_PQ_eval_prepared_multi_select ( 173 pg->conn, 174 (limit > 0) 175 ? "auditor_reserve_in_inconsistency_get_asc" 176 : "auditor_reserve_in_inconsistency_get_desc", 177 params, 178 &reserve_in_inconsistency_cb, 179 &dcc); 180 if (qs > 0) 181 return dcc.qs; 182 GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs); 183 return qs; 184 }