test-journal-flush.c revision d0767ffd08bbb5c069e266710eb0462315e47e6d
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer/***
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer This file is part of systemd.
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer Copyright 2013 Lennart Poettering
0d6e798a784ef0ba6b95512e4453067b2f84a91aHarald Hoyer
0d6e798a784ef0ba6b95512e4453067b2f84a91aHarald Hoyer systemd is free software; you can redistribute it and/or modify it
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer under the terms of the GNU Lesser General Public License as published by
0d6e798a784ef0ba6b95512e4453067b2f84a91aHarald Hoyer the Free Software Foundation; either version 2.1 of the License, or
0d6e798a784ef0ba6b95512e4453067b2f84a91aHarald Hoyer (at your option) any later version.
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer systemd is distributed in the hope that it will be useful, but
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer WITHOUT ANY WARRANTY; without even the implied warranty of
0d6e798a784ef0ba6b95512e4453067b2f84a91aHarald Hoyer MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer Lesser General Public License for more details.
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer You should have received a copy of the GNU Lesser General Public License
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer along with systemd; If not, see <http://www.gnu.org/licenses/>.
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer***/
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer#include <fcntl.h>
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer#include "sd-journal.h"
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer#include "journal-file.h"
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer#include "journal-internal.h"
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyerint main(int argc, char *argv[]) {
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer char fn[sizeof("/var/tmp/test-journal-flush-")-1 + DECIMAL_STR_MAX(pid_t) + sizeof(".journal")];
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer JournalFile *new_journal = NULL;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer sd_journal *j = NULL;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer unsigned n = 0;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer int r;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer sprintf(fn, "/var/tmp/test-journal-flush-%lu.journal", (unsigned long) getpid());
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer r = journal_file_open(fn, O_CREAT|O_RDWR, 0644, false, false, NULL, NULL, NULL, &new_journal);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer assert_se(r >= 0);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer unlink(fn);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer r = sd_journal_open(&j, 0);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer assert_se(r >= 0);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer sd_journal_set_data_threshold(j, 0);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer SD_JOURNAL_FOREACH(j) {
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer Object *o;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer JournalFile *f;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer f = j->current_file;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer assert(f && f->current_offset > 0);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer r = journal_file_move_to_object(f, OBJECT_ENTRY, f->current_offset, &o);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer assert(r >= 0);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer r = journal_file_copy_entry(f, new_journal, o, f->current_offset, NULL, NULL, NULL);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer assert(r >= 0);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer n++;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer if (n > 10000)
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer break;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer }
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer sd_journal_close(j);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer journal_file_close(new_journal);
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer return 0;
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer}
898720b7e9cf3bdf7a93e435cbed5dd6942ecf9bHarald Hoyer