1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2013 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <fcntl.h>
#include "sd-journal.h"
#include "alloc-util.h"
#include "journal-file.h"
#include "journal-internal.h"
#include "macro.h"
#include "string-util.h"
int main(int argc, char *argv[]) {
_cleanup_free_ char *fn = NULL;
char dn[] = "/var/tmp/test-journal-flush.XXXXXX";
JournalFile *new_journal = NULL;
sd_journal *j = NULL;
unsigned n = 0;
int r;
assert_se(mkdtemp(dn));
fn = strappend(dn, "/test.journal");
r = journal_file_open(fn, O_CREAT|O_RDWR, 0644, false, false, NULL, NULL, NULL, &new_journal);
assert_se(r >= 0);
r = sd_journal_open(&j, 0);
assert_se(r >= 0);
sd_journal_set_data_threshold(j, 0);
SD_JOURNAL_FOREACH(j) {
Object *o;
JournalFile *f;
f = j->current_file;
assert_se(f && f->current_offset > 0);
r = journal_file_move_to_object(f, OBJECT_ENTRY, f->current_offset, &o);
assert_se(r >= 0);
r = journal_file_copy_entry(f, new_journal, o, f->current_offset, NULL, NULL, NULL);
assert_se(r >= 0);
n++;
if (n > 10000)
break;
}
sd_journal_close(j);
journal_file_close(new_journal);
unlink(fn);
assert_se(rmdir(dn) == 0);
return 0;
}
|
