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/***
This file is part of systemd.
Copyright 2016 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 <stdlib.h>
#include "systemd-basic/log.h"
#include "systemd-basic/user-util.h"
#include "systemd-basic/util.h"
#include "nspawn-patch-uid.h"
int main(int argc, char *argv[]) {
uid_t shift, range;
int r;
log_set_max_level(LOG_DEBUG);
log_parse_environment();
log_open();
if (argc != 4) {
log_error("Expected PATH SHIFT RANGE parameters.");
return EXIT_FAILURE;
}
r = parse_uid(argv[2], &shift);
if (r < 0) {
log_error_errno(r, "Failed to parse UID shift %s.", argv[2]);
return EXIT_FAILURE;
}
r = parse_gid(argv[3], &range);
if (r < 0) {
log_error_errno(r, "Failed to parse UID range %s.", argv[3]);
return EXIT_FAILURE;
}
r = path_patch_uid(argv[1], shift, range);
if (r < 0) {
log_error_errno(r, "Failed to patch directory tree: %m");
return EXIT_FAILURE;
}
log_info("Changed: %s", yes_no(r));
return EXIT_SUCCESS;
}
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