/* SPDX-License-Identifier: LGPL-2.1+ */
/***
- This file is part of systemd.
-
Copyright 2010 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 <errno.h>
if (streq(argv[1], "start")) {
r = unlink_or_warn("/run/nologin");
k = unlink_or_warn("/etc/nologin");
- if (r < 0 || k < 0)
- return EXIT_FAILURE;
-
- } else if (streq(argv[1], "stop")) {
- r = write_string_file_atomic_label("/run/nologin", "System is going down.");
- if (r < 0) {
- log_error_errno(r, "Failed to create /run/nologin: %m");
- return EXIT_FAILURE;
- }
-
- } else {
- log_error("Unknown verb %s.", argv[1]);
- return EXIT_FAILURE;
+ if (k < 0 && r >= 0)
+ r = k;
+
+ } else if (streq(argv[1], "stop"))
+ r = create_shutdown_run_nologin_or_warn();
+ else {
+ log_error("Unknown verb '%s'.", argv[1]);
+ r = -EINVAL;
}
mac_selinux_finish();
-
- return EXIT_SUCCESS;
+ return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}