/*** This file is part of systemd. Copyright 2015 Zbigniew Jędrzejewski-Szmek 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 <fcntl.h> #include <stdlib.h> #include <sys/stat.h> #include <unistd.h> #include "acl-util.h" #include "fd-util.h" #include "fileio.h" #include "string-util.h" #include "user-util.h" static void test_add_acls_for_user(void) { char fn[] = "/tmp/test-empty.XXXXXX"; _cleanup_close_ int fd = -1; char *cmd; uid_t uid; int r; fd = mkostemp_safe(fn); assert_se(fd >= 0); /* Use the mode that user journal files use */ assert_se(fchmod(fd, 0640) == 0); cmd = strjoina("ls -l ", fn); assert_se(system(cmd) == 0); cmd = strjoina("getfacl -p ", fn); assert_se(system(cmd) == 0); if (getuid() == 0) { const char *nobody = "nobody"; r = get_user_creds(&nobody, &uid, NULL, NULL, NULL); if (r < 0) uid = 0; } else uid = getuid(); r = add_acls_for_user(fd, uid); assert_se(r >= 0); cmd = strjoina("ls -l ", fn); assert_se(system(cmd) == 0); cmd = strjoina("getfacl -p ", fn); assert_se(system(cmd) == 0); /* set the acls again */ r = add_acls_for_user(fd, uid); assert_se(r >= 0); cmd = strjoina("ls -l ", fn); assert_se(system(cmd) == 0); cmd = strjoina("getfacl -p ", fn); assert_se(system(cmd) == 0); unlink(fn); } int main(int argc, char **argv) { test_add_acls_for_user(); return 0; }