iterate_denomination_key_validity_withdraw_inconsistencies.c (5600B)
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_pq_lib.h" 17 #include "pg_helper.h" 18 #include \ 19 "auditor-database/iterate_denomination_key_validity_withdraw_inconsistencies.h" 20 21 22 /** 23 * Hard upper bound on the number of records returned by a single 24 * call, regardless of the limit requested by the client. 25 */ 26 #define MAX_RECORDS 50000 27 28 29 /** 30 * Closure for #denomination_key_validity_withdraw_inconsistency_cb(). 31 */ 32 struct DenominationKeyValidityWithdrawInconsistencyContext 33 { 34 35 /** 36 * Function to call for each denomination key validity... 37 */ 38 TALER_AUDITORDB_DenominationKeyValidityWithdrawInconsistencyCallback cb; 39 40 /** 41 * Closure for @e cb 42 */ 43 void *cb_cls; 44 45 /** 46 * Plugin context. 47 */ 48 struct TALER_AUDITORDB_PostgresContext *pg; 49 50 /** 51 * Query status to return. 52 */ 53 enum GNUNET_DB_QueryStatus qs; 54 }; 55 56 57 /** 58 * Helper function for 59 * #TALER_AUDITORDB_iterate_denomination_key_validity_withdraw_inconsistencies(). 60 * To be called with the results of a SELECT statement 61 * that has returned @a num_results results. 62 * 63 * @param cls closure of type `struct DepositConfirmationContext *` 64 * @param result the postgres result 65 * @param num_results the number of results in @a result 66 */ 67 static void 68 denomination_key_validity_withdraw_inconsistency_cb ( 69 void *cls, 70 PGresult *result, 71 unsigned int num_results) 72 { 73 struct DenominationKeyValidityWithdrawInconsistencyContext *dcc = cls; 74 75 for (unsigned int i = 0; i < num_results; i++) 76 { 77 struct TALER_AUDITORDB_DenominationKeyValidityWithdrawInconsistency dc; 78 struct GNUNET_PQ_ResultSpec rs[] = { 79 GNUNET_PQ_result_spec_uint64 ("row_id", 80 &dc.row_id), 81 GNUNET_PQ_result_spec_uint64 ("problem_row_id", 82 &dc.problem_row_id), 83 GNUNET_PQ_result_spec_absolute_time ("execution_date", 84 &dc.execution_date), 85 GNUNET_PQ_result_spec_auto_from_type ("reserve_pub", 86 &dc.reserve_pub), 87 GNUNET_PQ_result_spec_auto_from_type ("denompub_h", 88 &dc.denompub_h), 89 GNUNET_PQ_result_spec_bool ("suppressed", 90 &dc.suppressed), 91 GNUNET_PQ_result_spec_end 92 }; 93 enum GNUNET_GenericReturnValue rval; 94 95 if (GNUNET_OK != 96 GNUNET_PQ_extract_result (result, 97 rs, 98 i)) 99 { 100 GNUNET_break (0); 101 dcc->qs = GNUNET_DB_STATUS_HARD_ERROR; 102 return; 103 } 104 dcc->qs = i + 1; 105 rval = dcc->cb (dcc->cb_cls, 106 &dc); 107 GNUNET_PQ_cleanup_result (rs); 108 if (GNUNET_OK != rval) 109 break; 110 } 111 } 112 113 114 enum GNUNET_DB_QueryStatus 115 TALER_AUDITORDB_iterate_denomination_key_validity_withdraw_inconsistencies ( 116 struct TALER_AUDITORDB_PostgresContext *pg, 117 int64_t limit, 118 uint64_t offset, 119 bool return_suppressed, 120 TALER_AUDITORDB_DenominationKeyValidityWithdrawInconsistencyCallback cb, 121 void *cb_cls) 122 { 123 uint64_t plimit = GNUNET_MIN ((uint64_t) MAX_RECORDS, 124 TALER_AUDITORDB_abs_limit (limit)); 125 struct GNUNET_PQ_QueryParam params[] = { 126 GNUNET_PQ_query_param_uint64 (&offset), 127 GNUNET_PQ_query_param_bool (return_suppressed), 128 GNUNET_PQ_query_param_uint64 (&plimit), 129 GNUNET_PQ_query_param_end 130 }; 131 struct DenominationKeyValidityWithdrawInconsistencyContext dcc = { 132 .cb = cb, 133 .cb_cls = cb_cls, 134 .pg = pg 135 }; 136 enum GNUNET_DB_QueryStatus qs; 137 138 PREPARE (pg, 139 "iterate_denomination_key_validity_withdraw_inconsistencies_desc", 140 "SELECT" 141 " row_id" 142 ",problem_row_id" 143 ",execution_date" 144 ",reserve_pub" 145 ",denompub_h" 146 ",suppressed" 147 " FROM auditor_denomination_key_validity_withdraw_inconsistency" 148 " WHERE (row_id < $1)" 149 " AND ($2 OR NOT suppressed)" 150 " ORDER BY row_id DESC" 151 " LIMIT $3" 152 ); 153 PREPARE (pg, 154 "iterate_denomination_key_validity_withdraw_inconsistencies_asc", 155 "SELECT" 156 " row_id" 157 ",problem_row_id" 158 ",execution_date" 159 ",reserve_pub" 160 ",denompub_h" 161 ",suppressed" 162 " FROM auditor_denomination_key_validity_withdraw_inconsistency" 163 " WHERE (row_id > $1)" 164 " AND ($2 OR NOT suppressed)" 165 " ORDER BY row_id ASC" 166 " LIMIT $3" 167 ); 168 qs = GNUNET_PQ_eval_prepared_multi_select ( 169 pg->conn, 170 (limit > 0) 171 ? 172 "iterate_denomination_key_validity_withdraw_inconsistencies_asc" 173 : 174 "iterate_denomination_key_validity_withdraw_inconsistencies_desc", 175 params, 176 &denomination_key_validity_withdraw_inconsistency_cb, 177 &dcc); 178 if (qs > 0) 179 return dcc.qs; 180 GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs); 181 return qs; 182 }