/* SPDX-License-Identifier: LGPL-2.1+ */ #include "capability-util.h" #include "dev-setup.h" #include "fs-util.h" #include "path-util.h" #include "rm-rf.h" #include "tmpfile-util.h" int main(int argc, char *argv[]) { _cleanup_(rm_rf_physical_and_freep) char *p = NULL; const char *f; struct stat st; if (have_effective_cap(CAP_DAC_OVERRIDE) <= 0) return EXIT_TEST_SKIP; assert_se(mkdtemp_malloc("/tmp/test-dev-setupXXXXXX", &p) >= 0); f = prefix_roota(p, "/run"); assert_se(mkdir(f, 0755) >= 0); assert_se(make_inaccessible_nodes(p, 1, 1) >= 0); f = prefix_roota(p, "/run/systemd/inaccessible/reg"); assert_se(stat(f, &st) >= 0); assert_se(S_ISREG(st.st_mode)); assert_se((st.st_mode & 07777) == 0000); f = prefix_roota(p, "/run/systemd/inaccessible/dir"); assert_se(stat(f, &st) >= 0); assert_se(S_ISDIR(st.st_mode)); assert_se((st.st_mode & 07777) == 0000); f = prefix_roota(p, "/run/systemd/inaccessible/fifo"); assert_se(stat(f, &st) >= 0); assert_se(S_ISFIFO(st.st_mode)); assert_se((st.st_mode & 07777) == 0000); f = prefix_roota(p, "/run/systemd/inaccessible/sock"); assert_se(stat(f, &st) >= 0); assert_se(S_ISSOCK(st.st_mode)); assert_se((st.st_mode & 07777) == 0000); f = prefix_roota(p, "/run/systemd/inaccessible/chr"); if (stat(f, &st) < 0) assert_se(errno == ENOENT); else { assert_se(S_ISCHR(st.st_mode)); assert_se((st.st_mode & 07777) == 0000); } f = prefix_roota(p, "/run/systemd/inaccessible/blk"); if (stat(f, &st) < 0) assert_se(errno == ENOENT); else { assert_se(S_ISBLK(st.st_mode)); assert_se((st.st_mode & 07777) == 0000); } return EXIT_SUCCESS; }