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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include <fcntl.h>
#include <unistd.h>
#include "sd-journal.h"
#include "alloc-util.h"
#include "chattr-util.h"
#include "journal-internal.h"
#include "macro.h"
#include "managed-journal-file.h"
#include "path-util.h"
#include "string-util.h"
int main(int argc, char *argv[]) {
_cleanup_(mmap_cache_unrefp) MMapCache *m = NULL;
_cleanup_free_ char *fn = NULL;
char dn[] = "/var/tmp/test-journal-flush.XXXXXX";
ManagedJournalFile *new_journal = NULL;
sd_journal *j = NULL;
unsigned n = 0;
int r;
m = mmap_cache_new();
assert_se(m != NULL);
assert_se(mkdtemp(dn));
(void) chattr_path(dn, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
fn = path_join(dn, "test.journal");
r = managed_journal_file_open(-1, fn, O_CREAT|O_RDWR, 0, 0644, 0, NULL, m, NULL, NULL, &new_journal);
assert_se(r >= 0);
if (argc > 1)
r = sd_journal_open_files(&j, (const char **) strv_skip(argv, 1), 0);
else
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);
if (r < 0)
log_error_errno(r, "journal_file_move_to_object failed: %m");
assert_se(r >= 0);
r = journal_file_copy_entry(f, new_journal->file, o, f->current_offset);
if (r < 0)
log_warning_errno(r, "journal_file_copy_entry failed: %m");
assert_se(r >= 0 ||
IN_SET(r, -EBADMSG, /* corrupted file */
-EPROTONOSUPPORT, /* unsupported compression */
-EIO)); /* file rotated */
if (++n >= 10000)
break;
}
sd_journal_close(j);
(void) managed_journal_file_close(new_journal);
unlink(fn);
assert_se(rmdir(dn) == 0);
return 0;
}
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