pg_get_fee_time_inconsistency.c (4735B)
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_fee_time_inconsistency.h" 22 23 24 /** 25 * Closure for #feetimeinconsistency_cb(). 26 */ 27 struct FeeTimeInconsistencyContext 28 { 29 30 /** 31 * Function to call for each fee time inconsistency 32 */ 33 TALER_AUDITORDB_FeeTimeInconsistencyCallback cb; 34 35 /** 36 * Closure for @e cb 37 */ 38 void *cb_cls; 39 40 /** 41 * Plugin context. 42 */ 43 struct PostgresClosure *pg; 44 45 /** 46 * Query status to return. 47 */ 48 enum GNUNET_DB_QueryStatus qs; 49 }; 50 51 52 /** 53 * Helper function for #TAH_PG_get_emergency(). 54 * To be called with the results of a SELECT statement 55 * that has returned @a num_results results. 56 * 57 * @param cls closure of type `struct Emergency *` 58 * @param result the postgres result 59 * @param num_results the number of results in @a result 60 */ 61 static void 62 fee_time_inconsistency_cb (void *cls, 63 PGresult *result, 64 unsigned int num_results) 65 { 66 struct FeeTimeInconsistencyContext *dcc = cls; 67 for (unsigned int i = 0; i < num_results; i++) 68 { 69 struct TALER_AUDITORDB_FeeTimeInconsistency dc; 70 struct GNUNET_PQ_ResultSpec rs[] = { 71 GNUNET_PQ_result_spec_uint64 ("row_id", 72 &dc.row_id), 73 GNUNET_PQ_result_spec_uint64 ("problem_row_id", 74 &dc.problem_row_id), 75 GNUNET_PQ_result_spec_string ("fee_type", 76 &dc.type), 77 GNUNET_PQ_result_spec_absolute_time ("fee_time", 78 &dc.time), 79 GNUNET_PQ_result_spec_string ("diagnostic", 80 &dc.diagnostic), 81 GNUNET_PQ_result_spec_end 82 }; 83 enum GNUNET_GenericReturnValue rval; 84 85 if (GNUNET_OK != 86 GNUNET_PQ_extract_result (result, 87 rs, 88 i)) 89 { 90 GNUNET_break (0); 91 dcc->qs = GNUNET_DB_STATUS_HARD_ERROR; 92 return; 93 } 94 dcc->qs = i + 1; 95 rval = dcc->cb (dcc->cb_cls, 96 &dc); 97 GNUNET_PQ_cleanup_result (rs); 98 if (GNUNET_OK != rval) 99 break; 100 } 101 } 102 103 104 enum GNUNET_DB_QueryStatus 105 TAH_PG_get_fee_time_inconsistency ( 106 void *cls, 107 int64_t limit, 108 uint64_t offset, 109 bool return_suppressed, 110 TALER_AUDITORDB_FeeTimeInconsistencyCallback cb, 111 void *cb_cls) 112 { 113 struct PostgresClosure *pg = cls; 114 uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit); 115 struct GNUNET_PQ_QueryParam params[] = { 116 GNUNET_PQ_query_param_uint64 (&offset), 117 GNUNET_PQ_query_param_bool (return_suppressed), 118 GNUNET_PQ_query_param_uint64 (&plimit), 119 GNUNET_PQ_query_param_end 120 }; 121 struct FeeTimeInconsistencyContext dcc = { 122 .cb = cb, 123 .cb_cls = cb_cls, 124 .pg = pg 125 }; 126 enum GNUNET_DB_QueryStatus qs; 127 128 PREPARE (pg, 129 "auditor_fee_time_inconsistency_get_desc", 130 "SELECT" 131 " row_id" 132 ",problem_row_id" 133 ",fee_type" 134 ",fee_time" 135 ",diagnostic" 136 " FROM auditor_fee_time_inconsistency" 137 " WHERE (row_id < $1)" 138 " AND ($2 OR NOT suppressed)" 139 " ORDER BY row_id DESC" 140 " LIMIT $3" 141 ); 142 PREPARE (pg, 143 "auditor_fee_time_inconsistency_get_asc", 144 "SELECT" 145 " row_id" 146 ",problem_row_id" 147 ",fee_type" 148 ",fee_time" 149 ",diagnostic" 150 " FROM auditor_fee_time_inconsistency" 151 " WHERE (row_id > $1)" 152 " AND ($2 OR NOT suppressed)" 153 " ORDER BY row_id ASC" 154 " LIMIT $3" 155 ); 156 qs = GNUNET_PQ_eval_prepared_multi_select ( 157 pg->conn, 158 (limit > 0) 159 ? "auditor_fee_time_inconsistency_get_asc" 160 : "auditor_fee_time_inconsistency_get_desc", 161 params, 162 &fee_time_inconsistency_cb, 163 &dcc); 164 if (qs > 0) 165 return dcc.qs; 166 GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs); 167 return qs; 168 }