319 lines
9.3 KiB
C
319 lines
9.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
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* AUTHOR : William Roske
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*/
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/*
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* Basic test for access(2) using F_OK, R_OK, W_OK and X_OK
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*/
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#include <errno.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <pwd.h>
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#include "tst_test.h"
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#define FNAME_RWX "accessfile_rwx"
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#define FNAME_R "accessfile_r"
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#define FNAME_W "accessfile_w"
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#define FNAME_X "accessfile_x"
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#define DNAME_R "accessdir_r"
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#define DNAME_W "accessdir_w"
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#define DNAME_X "accessdir_x"
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#define DNAME_RW "accessdir_rw"
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#define DNAME_RX "accessdir_rx"
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#define DNAME_WX "accessdir_wx"
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static uid_t uid;
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static struct tcase {
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const char *fname;
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int mode;
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char *name;
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int exp_errno;
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/* 1: nobody expected 2: root expected 3: both */
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int exp_user;
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} tcases[] = {
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{FNAME_RWX, F_OK, "F_OK", 0, 3},
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{FNAME_RWX, X_OK, "X_OK", 0, 3},
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{FNAME_RWX, W_OK, "W_OK", 0, 3},
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{FNAME_RWX, R_OK, "R_OK", 0, 3},
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{FNAME_RWX, R_OK|W_OK, "R_OK|W_OK", 0, 3},
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{FNAME_RWX, R_OK|X_OK, "R_OK|X_OK", 0, 3},
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{FNAME_RWX, W_OK|X_OK, "W_OK|X_OK", 0, 3},
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{FNAME_RWX, R_OK|W_OK|X_OK, "R_OK|W_OK|X_OK", 0, 3},
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{FNAME_X, X_OK, "X_OK", 0, 3},
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{FNAME_W, W_OK, "W_OK", 0, 3},
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{FNAME_R, R_OK, "R_OK", 0, 3},
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{FNAME_R, X_OK, "X_OK", EACCES, 3},
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{FNAME_R, W_OK, "W_OK", EACCES, 1},
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{FNAME_W, R_OK, "R_OK", EACCES, 1},
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{FNAME_W, X_OK, "X_OK", EACCES, 3},
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{FNAME_X, R_OK, "R_OK", EACCES, 1},
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{FNAME_X, W_OK, "W_OK", EACCES, 1},
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{FNAME_R, W_OK|X_OK, "W_OK|X_OK", EACCES, 3},
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{FNAME_R, R_OK|X_OK, "R_OK|X_OK", EACCES, 3},
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{FNAME_R, R_OK|W_OK, "R_OK|W_OK", EACCES, 1},
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{FNAME_R, R_OK|W_OK|X_OK, "R_OK|W_OK|X_OK", EACCES, 3},
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{FNAME_W, W_OK|X_OK, "W_OK|X_OK", EACCES, 3},
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{FNAME_W, R_OK|X_OK, "R_OK|X_OK", EACCES, 3},
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{FNAME_W, R_OK|W_OK, "R_OK|W_OK", EACCES, 1},
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{FNAME_W, R_OK|W_OK|X_OK, "R_OK|W_OK|X_OK", EACCES, 3},
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{FNAME_X, W_OK|X_OK, "W_OK|X_OK", EACCES, 1},
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{FNAME_X, R_OK|X_OK, "R_OK|X_OK", EACCES, 1},
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{FNAME_X, R_OK|W_OK, "R_OK|W_OK", EACCES, 1},
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{FNAME_X, R_OK|W_OK|X_OK, "R_OK|W_OK|X_OK", EACCES, 1},
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{FNAME_R, W_OK, "W_OK", 0, 2},
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{FNAME_R, R_OK|W_OK, "R_OK|W_OK", 0, 2},
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{FNAME_W, R_OK, "R_OK", 0, 2},
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{FNAME_W, R_OK|W_OK, "R_OK|W_OK", 0, 2},
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{FNAME_X, R_OK, "R_OK", 0, 2},
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{FNAME_X, W_OK, "W_OK", 0, 2},
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{FNAME_X, R_OK|W_OK, "R_OK|W_OK", 0, 2},
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{DNAME_R"/"FNAME_R, F_OK, "F_OK", 0, 2},
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{DNAME_R"/"FNAME_R, R_OK, "R_OK", 0, 2},
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{DNAME_R"/"FNAME_R, W_OK, "W_OK", 0, 2},
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{DNAME_R"/"FNAME_W, F_OK, "F_OK", 0, 2},
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{DNAME_R"/"FNAME_W, R_OK, "R_OK", 0, 2},
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{DNAME_R"/"FNAME_W, W_OK, "W_OK", 0, 2},
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{DNAME_R"/"FNAME_X, F_OK, "F_OK", 0, 2},
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{DNAME_R"/"FNAME_X, R_OK, "R_OK", 0, 2},
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{DNAME_R"/"FNAME_X, W_OK, "W_OK", 0, 2},
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{DNAME_R"/"FNAME_X, X_OK, "X_OK", 0, 2},
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{DNAME_W"/"FNAME_R, F_OK, "F_OK", 0, 2},
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{DNAME_W"/"FNAME_R, R_OK, "R_OK", 0, 2},
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{DNAME_W"/"FNAME_R, W_OK, "W_OK", 0, 2},
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{DNAME_W"/"FNAME_W, F_OK, "F_OK", 0, 2},
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{DNAME_W"/"FNAME_W, R_OK, "R_OK", 0, 2},
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{DNAME_W"/"FNAME_W, W_OK, "W_OK", 0, 2},
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{DNAME_W"/"FNAME_X, F_OK, "F_OK", 0, 2},
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{DNAME_W"/"FNAME_X, R_OK, "R_OK", 0, 2},
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{DNAME_W"/"FNAME_X, W_OK, "W_OK", 0, 2},
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{DNAME_W"/"FNAME_X, X_OK, "X_OK", 0, 2},
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{DNAME_X"/"FNAME_R, F_OK, "F_OK", 0, 3},
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{DNAME_X"/"FNAME_R, R_OK, "R_OK", 0, 3},
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{DNAME_X"/"FNAME_R, W_OK, "W_OK", 0, 2},
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{DNAME_X"/"FNAME_W, F_OK, "F_OK", 0, 3},
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{DNAME_X"/"FNAME_W, R_OK, "R_OK", 0, 2},
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{DNAME_X"/"FNAME_W, W_OK, "W_OK", 0, 3},
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{DNAME_X"/"FNAME_X, F_OK, "F_OK", 0, 3},
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{DNAME_X"/"FNAME_X, R_OK, "R_OK", 0, 2},
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{DNAME_X"/"FNAME_X, W_OK, "W_OK", 0, 2},
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{DNAME_X"/"FNAME_X, X_OK, "X_OK", 0, 3},
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{DNAME_RW"/"FNAME_R, F_OK, "F_OK", 0, 2},
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{DNAME_RW"/"FNAME_R, R_OK, "R_OK", 0, 2},
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{DNAME_RW"/"FNAME_R, W_OK, "W_OK", 0, 2},
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{DNAME_RW"/"FNAME_W, F_OK, "F_OK", 0, 2},
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{DNAME_RW"/"FNAME_W, R_OK, "R_OK", 0, 2},
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{DNAME_RW"/"FNAME_W, W_OK, "W_OK", 0, 2},
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{DNAME_RW"/"FNAME_X, F_OK, "F_OK", 0, 2},
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{DNAME_RW"/"FNAME_X, R_OK, "R_OK", 0, 2},
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{DNAME_RW"/"FNAME_X, W_OK, "W_OK", 0, 2},
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{DNAME_RW"/"FNAME_X, X_OK, "X_OK", 0, 2},
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{DNAME_RX"/"FNAME_R, F_OK, "F_OK", 0, 3},
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{DNAME_RX"/"FNAME_R, R_OK, "R_OK", 0, 3},
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{DNAME_RX"/"FNAME_R, W_OK, "W_OK", 0, 2},
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{DNAME_RX"/"FNAME_W, F_OK, "F_OK", 0, 3},
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{DNAME_RX"/"FNAME_W, R_OK, "R_OK", 0, 2},
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{DNAME_RX"/"FNAME_W, W_OK, "W_OK", 0, 3},
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{DNAME_RX"/"FNAME_X, F_OK, "F_OK", 0, 3},
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{DNAME_RX"/"FNAME_X, R_OK, "R_OK", 0, 2},
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{DNAME_RX"/"FNAME_X, W_OK, "W_OK", 0, 2},
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{DNAME_RX"/"FNAME_X, X_OK, "X_OK", 0, 3},
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{DNAME_WX"/"FNAME_R, F_OK, "F_OK", 0, 3},
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{DNAME_WX"/"FNAME_R, R_OK, "R_OK", 0, 3},
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{DNAME_WX"/"FNAME_R, W_OK, "W_OK", 0, 2},
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{DNAME_WX"/"FNAME_W, F_OK, "F_OK", 0, 3},
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{DNAME_WX"/"FNAME_W, R_OK, "R_OK", 0, 2},
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{DNAME_WX"/"FNAME_W, W_OK, "W_OK", 0, 3},
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{DNAME_WX"/"FNAME_X, F_OK, "F_OK", 0, 3},
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{DNAME_WX"/"FNAME_X, R_OK, "R_OK", 0, 2},
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{DNAME_WX"/"FNAME_X, W_OK, "W_OK", 0, 2},
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{DNAME_WX"/"FNAME_X, X_OK, "X_OK", 0, 3},
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{DNAME_R"/"FNAME_R, F_OK, "F_OK", EACCES, 1},
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{DNAME_R"/"FNAME_R, R_OK, "R_OK", EACCES, 1},
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{DNAME_R"/"FNAME_R, W_OK, "W_OK", EACCES, 1},
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{DNAME_R"/"FNAME_R, X_OK, "X_OK", EACCES, 3},
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{DNAME_R"/"FNAME_W, F_OK, "F_OK", EACCES, 1},
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{DNAME_R"/"FNAME_W, R_OK, "R_OK", EACCES, 1},
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{DNAME_R"/"FNAME_W, W_OK, "W_OK", EACCES, 1},
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{DNAME_R"/"FNAME_W, X_OK, "X_OK", EACCES, 3},
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{DNAME_R"/"FNAME_X, F_OK, "F_OK", EACCES, 1},
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{DNAME_R"/"FNAME_X, R_OK, "R_OK", EACCES, 1},
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{DNAME_R"/"FNAME_X, W_OK, "W_OK", EACCES, 1},
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{DNAME_R"/"FNAME_X, X_OK, "X_OK", EACCES, 1},
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{DNAME_W"/"FNAME_R, F_OK, "F_OK", EACCES, 1},
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{DNAME_W"/"FNAME_R, R_OK, "R_OK", EACCES, 1},
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{DNAME_W"/"FNAME_R, W_OK, "W_OK", EACCES, 1},
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{DNAME_W"/"FNAME_R, X_OK, "X_OK", EACCES, 3},
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{DNAME_W"/"FNAME_W, F_OK, "F_OK", EACCES, 1},
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{DNAME_W"/"FNAME_W, R_OK, "R_OK", EACCES, 1},
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{DNAME_W"/"FNAME_W, W_OK, "W_OK", EACCES, 1},
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{DNAME_W"/"FNAME_W, X_OK, "X_OK", EACCES, 3},
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{DNAME_W"/"FNAME_X, F_OK, "F_OK", EACCES, 1},
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{DNAME_W"/"FNAME_X, R_OK, "R_OK", EACCES, 1},
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{DNAME_W"/"FNAME_X, W_OK, "W_OK", EACCES, 1},
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{DNAME_W"/"FNAME_X, X_OK, "X_OK", EACCES, 1},
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{DNAME_X"/"FNAME_R, W_OK, "W_OK", EACCES, 1},
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{DNAME_X"/"FNAME_R, X_OK, "X_OK", EACCES, 3},
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{DNAME_X"/"FNAME_W, R_OK, "R_OK", EACCES, 1},
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{DNAME_X"/"FNAME_W, X_OK, "X_OK", EACCES, 3},
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{DNAME_X"/"FNAME_X, R_OK, "R_OK", EACCES, 1},
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{DNAME_X"/"FNAME_X, W_OK, "W_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_R, F_OK, "F_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_R, R_OK, "R_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_R, W_OK, "W_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_R, X_OK, "X_OK", EACCES, 3},
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{DNAME_RW"/"FNAME_W, F_OK, "F_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_W, R_OK, "R_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_W, W_OK, "W_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_W, X_OK, "X_OK", EACCES, 3},
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{DNAME_RW"/"FNAME_X, F_OK, "F_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_X, R_OK, "R_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_X, W_OK, "W_OK", EACCES, 1},
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{DNAME_RW"/"FNAME_X, X_OK, "X_OK", EACCES, 1},
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{DNAME_RX"/"FNAME_R, W_OK, "W_OK", EACCES, 1},
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{DNAME_RX"/"FNAME_R, X_OK, "X_OK", EACCES, 3},
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{DNAME_RX"/"FNAME_W, R_OK, "R_OK", EACCES, 1},
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{DNAME_RX"/"FNAME_W, X_OK, "X_OK", EACCES, 3},
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{DNAME_RX"/"FNAME_X, R_OK, "R_OK", EACCES, 1},
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{DNAME_RX"/"FNAME_X, W_OK, "W_OK", EACCES, 1},
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{DNAME_WX"/"FNAME_R, W_OK, "W_OK", EACCES, 1},
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{DNAME_WX"/"FNAME_R, X_OK, "X_OK", EACCES, 3},
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{DNAME_WX"/"FNAME_W, R_OK, "R_OK", EACCES, 1},
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{DNAME_WX"/"FNAME_W, X_OK, "X_OK", EACCES, 3},
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{DNAME_WX"/"FNAME_X, R_OK, "R_OK", EACCES, 1},
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{DNAME_WX"/"FNAME_X, W_OK, "W_OK", EACCES, 1}
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};
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static void access_test(struct tcase *tc, const char *user)
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{
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if (tc->exp_errno) {
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TST_EXP_FAIL(access(tc->fname, tc->mode), tc->exp_errno,
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"access(%s, %s) as %s", tc->fname, tc->name, user);
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} else {
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TST_EXP_PASS(access(tc->fname, tc->mode),
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"access(%s, %s) as %s", tc->fname, tc->name, user);
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}
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}
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static void verify_access(unsigned int n)
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{
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struct tcase *tc = tcases + n;
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pid_t pid;
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if (tc->exp_user & 0x02)
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access_test(tc, "root");
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if (tc->exp_user & 0x01) {
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pid = SAFE_FORK();
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if (pid) {
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SAFE_WAITPID(pid, NULL, 0);
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} else {
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SAFE_SETUID(uid);
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access_test(tc, "nobody");
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}
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}
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}
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static void setup(void)
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{
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struct passwd *pw;
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umask(0022);
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pw = SAFE_GETPWNAM("nobody");
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uid = pw->pw_uid;
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SAFE_TOUCH(FNAME_RWX, 0777, NULL);
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SAFE_TOUCH(FNAME_R, 0444, NULL);
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SAFE_TOUCH(FNAME_W, 0222, NULL);
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SAFE_TOUCH(FNAME_X, 0111, NULL);
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SAFE_MKDIR(DNAME_R, 0444);
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SAFE_MKDIR(DNAME_W, 0222);
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SAFE_MKDIR(DNAME_X, 0111);
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SAFE_MKDIR(DNAME_RW, 0666);
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SAFE_MKDIR(DNAME_RX, 0555);
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SAFE_MKDIR(DNAME_WX, 0333);
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SAFE_TOUCH(DNAME_R"/"FNAME_R, 0444, NULL);
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SAFE_TOUCH(DNAME_R"/"FNAME_W, 0222, NULL);
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SAFE_TOUCH(DNAME_R"/"FNAME_X, 0111, NULL);
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SAFE_TOUCH(DNAME_W"/"FNAME_R, 0444, NULL);
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SAFE_TOUCH(DNAME_W"/"FNAME_W, 0222, NULL);
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SAFE_TOUCH(DNAME_W"/"FNAME_X, 0111, NULL);
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SAFE_TOUCH(DNAME_X"/"FNAME_R, 0444, NULL);
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SAFE_TOUCH(DNAME_X"/"FNAME_W, 0222, NULL);
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SAFE_TOUCH(DNAME_X"/"FNAME_X, 0111, NULL);
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SAFE_TOUCH(DNAME_RW"/"FNAME_R, 0444, NULL);
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SAFE_TOUCH(DNAME_RW"/"FNAME_W, 0222, NULL);
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SAFE_TOUCH(DNAME_RW"/"FNAME_X, 0111, NULL);
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SAFE_TOUCH(DNAME_RX"/"FNAME_R, 0444, NULL);
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SAFE_TOUCH(DNAME_RX"/"FNAME_W, 0222, NULL);
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SAFE_TOUCH(DNAME_RX"/"FNAME_X, 0111, NULL);
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SAFE_TOUCH(DNAME_WX"/"FNAME_R, 0444, NULL);
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SAFE_TOUCH(DNAME_WX"/"FNAME_W, 0222, NULL);
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SAFE_TOUCH(DNAME_WX"/"FNAME_X, 0111, NULL);
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}
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static struct tst_test test = {
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.needs_tmpdir = 1,
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.needs_root = 1,
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.forks_child = 1,
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.setup = setup,
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.test = verify_access,
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.tcnt = ARRAY_SIZE(tcases),
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};
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