diff options
Diffstat (limited to 'src/test/test-fs-util.c')
| -rw-r--r-- | src/test/test-fs-util.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/test/test-fs-util.c b/src/test/test-fs-util.c index d0c6fb82bf..d97ccfda3b 100644 --- a/src/test/test-fs-util.c +++ b/src/test/test-fs-util.c @@ -802,6 +802,50 @@ static void test_chmod_and_chown(void) { assert_se(S_ISLNK(st.st_mode)); } +static void test_chmod_and_chown_unsafe(void) { + _cleanup_(rm_rf_physical_and_freep) char *d = NULL; + _unused_ _cleanup_umask_ mode_t u = umask(0000); + struct stat st; + const char *p; + + if (geteuid() != 0) + return; + + log_info("/* %s */", __func__); + + assert_se(mkdtemp_malloc(NULL, &d) >= 0); + + p = strjoina(d, "/reg"); + assert_se(mknod(p, S_IFREG | 0123, 0) >= 0); + + assert_se(chmod_and_chown_unsafe(p, S_IFREG | 0321, 1, 2) >= 0); + assert_se(chmod_and_chown_unsafe(p, S_IFDIR | 0555, 3, 4) == -EINVAL); + + assert_se(lstat(p, &st) >= 0); + assert_se(S_ISREG(st.st_mode)); + assert_se((st.st_mode & 07777) == 0321); + + p = strjoina(d, "/dir"); + assert_se(mkdir(p, 0123) >= 0); + + assert_se(chmod_and_chown_unsafe(p, S_IFDIR | 0321, 1, 2) >= 0); + assert_se(chmod_and_chown_unsafe(p, S_IFREG | 0555, 3, 4) == -EINVAL); + + assert_se(lstat(p, &st) >= 0); + assert_se(S_ISDIR(st.st_mode)); + assert_se((st.st_mode & 07777) == 0321); + + p = strjoina(d, "/lnk"); + assert_se(symlink("idontexist", p) >= 0); + + assert_se(chmod_and_chown_unsafe(p, S_IFLNK | 0321, 1, 2) >= 0); + assert_se(chmod_and_chown_unsafe(p, S_IFREG | 0555, 3, 4) == -EINVAL); + assert_se(chmod_and_chown_unsafe(p, S_IFDIR | 0555, 3, 4) == -EINVAL); + + assert_se(lstat(p, &st) >= 0); + assert_se(S_ISLNK(st.st_mode)); +} + int main(int argc, char *argv[]) { test_setup_logging(LOG_INFO); @@ -819,6 +863,7 @@ int main(int argc, char *argv[]) { test_fsync_directory_of_file(); test_rename_noreplace(); test_chmod_and_chown(); + test_chmod_and_chown_unsafe(); return 0; } |