/*** 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 "log.h" #include "nspawn-patch-uid.h" #include "user-util.h" #include "util.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; }