GNUnet  0.19.4
pq_exec.c
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1 /*
2  This file is part of GNUnet
3  Copyright (C) 2017, 2019 GNUnet e.V.
4 
5  GNUnet is free software: you can redistribute it and/or modify it
6  under the terms of the GNU Affero General Public License as published
7  by the Free Software Foundation, either version 3 of the License,
8  or (at your option) any later version.
9 
10  GNUnet is distributed in the hope that it will be useful, but
11  WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Affero General Public License for more details.
14 
15  You should have received a copy of the GNU Affero General Public License
16  along with this program. If not, see <http://www.gnu.org/licenses/>.
17 
18  SPDX-License-Identifier: AGPL3.0-or-later
19  */
25 #include "platform.h"
26 #include "pq.h"
27 
28 
30 GNUNET_PQ_make_execute (const char *sql)
31 {
32  struct GNUNET_PQ_ExecuteStatement es = {
33  .sql = sql,
34  .ignore_errors = GNUNET_NO
35  };
36 
37  return es;
38 }
39 
40 
42 GNUNET_PQ_make_try_execute (const char *sql)
43 {
44  struct GNUNET_PQ_ExecuteStatement es = {
45  .sql = sql,
46  .ignore_errors = GNUNET_YES
47  };
48 
49  return es;
50 }
51 
52 
55  const struct GNUNET_PQ_ExecuteStatement *es)
56 {
57  for (unsigned int i = 0; NULL != es[i].sql; i++)
58  {
59  PGresult *result;
60 
62  "Running statement `%s' on %p\n",
63  es[i].sql,
64  db);
65  result = PQexec (db->conn,
66  es[i].sql);
68  "Running statement `%s' on %p finished (%s)\n",
69  es[i].sql,
70  db,
71  PQresStatus (PQresultStatus (result)));
72  if ((GNUNET_NO == es[i].ignore_errors) &&
73  (PGRES_COMMAND_OK != PQresultStatus (result)))
74  {
76  "pq",
77  "Failed to execute `%s': %s/%s/%s/%s/%s",
78  es[i].sql,
79  PQresultErrorField (result,
80  PG_DIAG_MESSAGE_PRIMARY),
81  PQresultErrorField (result,
82  PG_DIAG_MESSAGE_DETAIL),
83  PQresultErrorMessage (result),
84  PQresStatus (PQresultStatus (result)),
85  PQerrorMessage (db->conn));
86  PQclear (result);
87  return GNUNET_SYSERR;
88  }
89  PQclear (result);
90  }
91  return GNUNET_OK;
92 }
93 
94 
95 /* end of pq/pq_exec.c */
static int result
Global testing status.
static struct GNUNET_FS_DirectoryBuilder * db
Definition: gnunet-search.c:97
#define GNUNET_log(kind,...)
#define GNUNET_log_from(kind, comp,...)
GNUNET_GenericReturnValue
Named constants for return values.
@ GNUNET_OK
@ GNUNET_YES
@ GNUNET_NO
@ GNUNET_SYSERR
@ GNUNET_ERROR_TYPE_ERROR
@ GNUNET_ERROR_TYPE_DEBUG
shared internal data structures of libgnunetpq
struct GNUNET_PQ_ExecuteStatement GNUNET_PQ_make_execute(const char *sql)
Create a struct GNUNET_PQ_ExecuteStatement where errors are fatal.
Definition: pq_exec.c:30
enum GNUNET_GenericReturnValue GNUNET_PQ_exec_statements(struct GNUNET_PQ_Context *db, const struct GNUNET_PQ_ExecuteStatement *es)
Request execution of an array of statements es from Postgres.
Definition: pq_exec.c:54
struct GNUNET_PQ_ExecuteStatement GNUNET_PQ_make_try_execute(const char *sql)
Create a struct GNUNET_PQ_ExecuteStatement where errors should be tolerated.
Definition: pq_exec.c:42
Handle to Postgres database.
Definition: pq.h:36
Information needed to run a list of SQL statements using GNUNET_PQ_exec_statements().
const char * sql
Actual SQL statement.
int ignore_errors
Should we ignore errors?