get_fee_time_inconsistency.c (4681B)
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 "auditor-database/get_fee_time_inconsistency.h" 19 20 21 /** 22 * Closure for #feetimeinconsistency_cb(). 23 */ 24 struct FeeTimeInconsistencyContext 25 { 26 27 /** 28 * Function to call for each fee time inconsistency 29 */ 30 TALER_AUDITORDB_FeeTimeInconsistencyCallback cb; 31 32 /** 33 * Closure for @e cb 34 */ 35 void *cb_cls; 36 37 /** 38 * Plugin context. 39 */ 40 struct TALER_AUDITORDB_PostgresContext *pg; 41 42 /** 43 * Query status to return. 44 */ 45 enum GNUNET_DB_QueryStatus qs; 46 }; 47 48 49 /** 50 * Helper function for #TALER_AUDITORDB_get_emergency(). 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 Emergency *` 55 * @param result the postgres result 56 * @param num_results the number of results in @a result 57 */ 58 static void 59 fee_time_inconsistency_cb (void *cls, 60 PGresult *result, 61 unsigned int num_results) 62 { 63 struct FeeTimeInconsistencyContext *dcc = cls; 64 for (unsigned int i = 0; i < num_results; i++) 65 { 66 struct TALER_AUDITORDB_FeeTimeInconsistency dc; 67 struct GNUNET_PQ_ResultSpec rs[] = { 68 GNUNET_PQ_result_spec_uint64 ("row_id", 69 &dc.row_id), 70 GNUNET_PQ_result_spec_uint64 ("problem_row_id", 71 &dc.problem_row_id), 72 GNUNET_PQ_result_spec_string ("fee_type", 73 &dc.type), 74 GNUNET_PQ_result_spec_absolute_time ("fee_time", 75 &dc.time), 76 GNUNET_PQ_result_spec_string ("diagnostic", 77 &dc.diagnostic), 78 GNUNET_PQ_result_spec_end 79 }; 80 enum GNUNET_GenericReturnValue rval; 81 82 if (GNUNET_OK != 83 GNUNET_PQ_extract_result (result, 84 rs, 85 i)) 86 { 87 GNUNET_break (0); 88 dcc->qs = GNUNET_DB_STATUS_HARD_ERROR; 89 return; 90 } 91 dcc->qs = i + 1; 92 rval = dcc->cb (dcc->cb_cls, 93 &dc); 94 GNUNET_PQ_cleanup_result (rs); 95 if (GNUNET_OK != rval) 96 break; 97 } 98 } 99 100 101 enum GNUNET_DB_QueryStatus 102 TALER_AUDITORDB_get_fee_time_inconsistency ( 103 struct TALER_AUDITORDB_PostgresContext *pg, 104 int64_t limit, 105 uint64_t offset, 106 bool return_suppressed, 107 TALER_AUDITORDB_FeeTimeInconsistencyCallback cb, 108 void *cb_cls) 109 { 110 uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit); 111 struct GNUNET_PQ_QueryParam params[] = { 112 GNUNET_PQ_query_param_uint64 (&offset), 113 GNUNET_PQ_query_param_bool (return_suppressed), 114 GNUNET_PQ_query_param_uint64 (&plimit), 115 GNUNET_PQ_query_param_end 116 }; 117 struct FeeTimeInconsistencyContext dcc = { 118 .cb = cb, 119 .cb_cls = cb_cls, 120 .pg = pg 121 }; 122 enum GNUNET_DB_QueryStatus qs; 123 124 PREPARE (pg, 125 "auditor_fee_time_inconsistency_get_desc", 126 "SELECT" 127 " row_id" 128 ",problem_row_id" 129 ",fee_type" 130 ",fee_time" 131 ",diagnostic" 132 " FROM auditor_fee_time_inconsistency" 133 " WHERE (row_id < $1)" 134 " AND ($2 OR NOT suppressed)" 135 " ORDER BY row_id DESC" 136 " LIMIT $3" 137 ); 138 PREPARE (pg, 139 "auditor_fee_time_inconsistency_get_asc", 140 "SELECT" 141 " row_id" 142 ",problem_row_id" 143 ",fee_type" 144 ",fee_time" 145 ",diagnostic" 146 " FROM auditor_fee_time_inconsistency" 147 " WHERE (row_id > $1)" 148 " AND ($2 OR NOT suppressed)" 149 " ORDER BY row_id ASC" 150 " LIMIT $3" 151 ); 152 qs = GNUNET_PQ_eval_prepared_multi_select ( 153 pg->conn, 154 (limit > 0) 155 ? "auditor_fee_time_inconsistency_get_asc" 156 : "auditor_fee_time_inconsistency_get_desc", 157 params, 158 &fee_time_inconsistency_cb, 159 &dcc); 160 if (qs > 0) 161 return dcc.qs; 162 GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs); 163 return qs; 164 }