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/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 0 : fee_time_inconsistency_cb (void *cls,
60 : PGresult *result,
61 : unsigned int num_results)
62 : {
63 0 : struct FeeTimeInconsistencyContext *dcc = cls;
64 0 : for (unsigned int i = 0; i < num_results; i++)
65 : {
66 : struct TALER_AUDITORDB_FeeTimeInconsistency dc;
67 0 : struct GNUNET_PQ_ResultSpec rs[] = {
68 0 : GNUNET_PQ_result_spec_uint64 ("row_id",
69 : &dc.row_id),
70 0 : GNUNET_PQ_result_spec_uint64 ("problem_row_id",
71 : &dc.problem_row_id),
72 0 : GNUNET_PQ_result_spec_string ("fee_type",
73 : &dc.type),
74 0 : GNUNET_PQ_result_spec_absolute_time ("fee_time",
75 : &dc.time),
76 0 : GNUNET_PQ_result_spec_string ("diagnostic",
77 : &dc.diagnostic),
78 : GNUNET_PQ_result_spec_end
79 : };
80 : enum GNUNET_GenericReturnValue rval;
81 :
82 0 : if (GNUNET_OK !=
83 0 : GNUNET_PQ_extract_result (result,
84 : rs,
85 : i))
86 : {
87 0 : GNUNET_break (0);
88 0 : dcc->qs = GNUNET_DB_STATUS_HARD_ERROR;
89 0 : return;
90 : }
91 0 : dcc->qs = i + 1;
92 0 : rval = dcc->cb (dcc->cb_cls,
93 : &dc);
94 0 : GNUNET_PQ_cleanup_result (rs);
95 0 : if (GNUNET_OK != rval)
96 0 : break;
97 : }
98 : }
99 :
100 :
101 : enum GNUNET_DB_QueryStatus
102 0 : 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 0 : uint64_t plimit = (uint64_t) ((limit < 0) ? -limit : limit);
111 0 : struct GNUNET_PQ_QueryParam params[] = {
112 0 : GNUNET_PQ_query_param_uint64 (&offset),
113 0 : GNUNET_PQ_query_param_bool (return_suppressed),
114 0 : GNUNET_PQ_query_param_uint64 (&plimit),
115 : GNUNET_PQ_query_param_end
116 : };
117 0 : struct FeeTimeInconsistencyContext dcc = {
118 : .cb = cb,
119 : .cb_cls = cb_cls,
120 : .pg = pg
121 : };
122 : enum GNUNET_DB_QueryStatus qs;
123 :
124 0 : 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 0 : 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 0 : 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 0 : if (qs > 0)
161 0 : return dcc.qs;
162 0 : GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs);
163 0 : return qs;
164 : }
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