1f08c3bdfSopenharmony_ci// SPDX-License-Identifier: GPL-2.0-or-later 2f08c3bdfSopenharmony_ci/* 3f08c3bdfSopenharmony_ci * Copyright (c) International Business Machines Corp., 2001 4f08c3bdfSopenharmony_ci * Ported by Wayne Boyer 5f08c3bdfSopenharmony_ci * Copyright (c) 2022 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com> 6f08c3bdfSopenharmony_ci */ 7f08c3bdfSopenharmony_ci 8f08c3bdfSopenharmony_ci/*\ 9f08c3bdfSopenharmony_ci * [Description] 10f08c3bdfSopenharmony_ci * 11f08c3bdfSopenharmony_ci * Verify that setfsgid() correctly updates the filesystem group ID 12f08c3bdfSopenharmony_ci * to the value given in fsgid argument. 13f08c3bdfSopenharmony_ci */ 14f08c3bdfSopenharmony_ci 15f08c3bdfSopenharmony_ci#include <pwd.h> 16f08c3bdfSopenharmony_ci#include <unistd.h> 17f08c3bdfSopenharmony_ci 18f08c3bdfSopenharmony_ci#include "tst_test.h" 19f08c3bdfSopenharmony_ci#include "compat_tst_16.h" 20f08c3bdfSopenharmony_ci 21f08c3bdfSopenharmony_cistatic gid_t nobody_gid; 22f08c3bdfSopenharmony_ci 23f08c3bdfSopenharmony_cistatic void setup(void) 24f08c3bdfSopenharmony_ci{ 25f08c3bdfSopenharmony_ci struct passwd *nobody; 26f08c3bdfSopenharmony_ci 27f08c3bdfSopenharmony_ci nobody = SAFE_GETPWNAM("nobody"); 28f08c3bdfSopenharmony_ci nobody_gid = nobody->pw_gid; 29f08c3bdfSopenharmony_ci} 30f08c3bdfSopenharmony_ci 31f08c3bdfSopenharmony_cistatic void run(void) 32f08c3bdfSopenharmony_ci{ 33f08c3bdfSopenharmony_ci gid_t gid; 34f08c3bdfSopenharmony_ci 35f08c3bdfSopenharmony_ci gid = getegid(); 36f08c3bdfSopenharmony_ci GID16_CHECK(gid, setfsgid); 37f08c3bdfSopenharmony_ci 38f08c3bdfSopenharmony_ci SAFE_SETEUID(0); 39f08c3bdfSopenharmony_ci TST_EXP_VAL(SETFSGID(nobody_gid), gid); 40f08c3bdfSopenharmony_ci TST_EXP_VAL(SETFSGID(-1), nobody_gid); 41f08c3bdfSopenharmony_ci TST_EXP_VAL_SILENT(SETFSGID(gid), nobody_gid); 42f08c3bdfSopenharmony_ci} 43f08c3bdfSopenharmony_ci 44f08c3bdfSopenharmony_cistatic struct tst_test test = { 45f08c3bdfSopenharmony_ci .setup = setup, 46f08c3bdfSopenharmony_ci .test_all = run, 47f08c3bdfSopenharmony_ci .needs_root = 1 48f08c3bdfSopenharmony_ci}; 49