53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
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// SPDX-License-Identifier: GPL-2.0-or-later
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/* Copyright (c) International Business Machines Corp., 2001
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*/
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/*
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* Verify that user cannot create a directory inside directory owned by another
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* user with restrictive permissions and that the errno is set to EACCESS.
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*/
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#include <errno.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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#include "tst_uid.h"
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#define TESTDIR "testdir"
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#define TESTSUBDIR "testdir/testdir"
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static void verify_mkdir(void)
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{
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if (mkdir(TESTSUBDIR, 0777) != -1) {
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tst_res(TFAIL, "mkdir(%s, %#o) succeeded unexpectedly",
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TESTSUBDIR, 0777);
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return;
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}
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if (errno != EACCES) {
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tst_res(TFAIL | TERRNO, "Expected EACCES got");
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return;
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}
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tst_res(TPASS | TERRNO, "mkdir() failed expectedly");
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}
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static void setup(void)
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{
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uid_t test_users[2];
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tst_get_uids(test_users, 0, 2);
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SAFE_MKDIR(TESTDIR, 0700);
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SAFE_CHOWN(TESTDIR, test_users[0], getgid());
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SAFE_SETREUID(test_users[1], test_users[1]);
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}
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static struct tst_test test = {
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.test_all = verify_mkdir,
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.needs_tmpdir = 1,
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.needs_root = 1,
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.setup = setup,
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};
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