Line data Source code
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 9 : reserve_in_inconsistency_cb (void *cls,
60 : PGresult *result,
61 : unsigned int num_results)
62 : {
63 9 : struct ReserveInInconsistencyContext *dcc = cls;
64 9 : struct PostgresClosure *pg = dcc->pg;
65 :
66 18 : for (unsigned int i = 0; i < num_results; i++)
67 : {
68 : struct TALER_AUDITORDB_ReserveInInconsistency dc;
69 9 : struct GNUNET_PQ_ResultSpec rs[] = {
70 9 : GNUNET_PQ_result_spec_uint64 ("row_id",
71 : &dc.serial_id),
72 9 : GNUNET_PQ_result_spec_uint64 ("bank_row_id",
73 : &dc.bank_row_id),
74 9 : TALER_PQ_RESULT_SPEC_AMOUNT ("amount_exchange_expected",
75 : &dc.amount_exchange_expected),
76 9 : TALER_PQ_RESULT_SPEC_AMOUNT ("amount_wired",
77 : &dc.amount_wired),
78 9 : GNUNET_PQ_result_spec_auto_from_type ("reserve_pub",
79 : &dc.reserve_pub),
80 9 : GNUNET_PQ_result_spec_absolute_time ("timestamp",
81 : &dc.timestamp),
82 9 : GNUNET_PQ_result_spec_string ("account",
83 : &dc.account.full_payto),
84 9 : GNUNET_PQ_result_spec_string ("diagnostic",
85 : &dc.diagnostic),
86 9 : GNUNET_PQ_result_spec_bool ("suppressed",
87 : &dc.suppressed),
88 : GNUNET_PQ_result_spec_end
89 : };
90 : enum GNUNET_GenericReturnValue rval;
91 :
92 9 : if (GNUNET_OK !=
93 9 : GNUNET_PQ_extract_result (result,
94 : rs,
95 : i))
96 : {
97 0 : GNUNET_break (0);
98 0 : dcc->qs = GNUNET_DB_STATUS_HARD_ERROR;
99 0 : return;
100 : }
101 :
102 9 : dcc->qs = i + 1;
103 9 : rval = dcc->cb (dcc->cb_cls,
104 : &dc);
105 9 : GNUNET_PQ_cleanup_result (rs);
106 9 : if (GNUNET_OK != rval)
107 0 : break;
108 : }
109 : }
110 :
111 :
112 : enum GNUNET_DB_QueryStatus
113 9 : 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 9 : struct PostgresClosure *pg = cls;
122 9 : uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit);
123 9 : struct GNUNET_PQ_QueryParam params[] = {
124 9 : GNUNET_PQ_query_param_uint64 (&offset),
125 9 : GNUNET_PQ_query_param_bool (return_suppressed),
126 9 : GNUNET_PQ_query_param_uint64 (&plimit),
127 : GNUNET_PQ_query_param_end
128 : };
129 9 : struct ReserveInInconsistencyContext dcc = {
130 : .cb = cb,
131 : .cb_cls = cb_cls,
132 : .pg = pg
133 : };
134 : enum GNUNET_DB_QueryStatus qs;
135 :
136 9 : 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 9 : 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 9 : 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 9 : if (qs > 0)
181 9 : return dcc.qs;
182 0 : GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs);
183 0 : return qs;
184 : }
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