47 lines
830 B
C
47 lines
830 B
C
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// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) International Business Machines Corp., 2001
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*/
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/*\
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* [Description]
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*
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* Testcase to check the whether chroot sets errno to EPERM.
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*
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* As a non-root user attempt to perform chroot() to a directory. The
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* chroot() call should fail with EPERM
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*/
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#include <stdlib.h>
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#include <pwd.h>
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#include "tst_test.h"
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static char *path;
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static void verify_chroot(void)
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{
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TST_EXP_FAIL(chroot(path), EPERM, "unprivileged chroot()");
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}
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static void setup(void)
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{
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struct passwd *ltpuser;
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path = tst_get_tmpdir();
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ltpuser = SAFE_GETPWNAM("nobody");
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SAFE_SETEUID(ltpuser->pw_uid);
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}
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static void cleanup(void)
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{
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free(path);
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}
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static struct tst_test test = {
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.cleanup = cleanup,
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.setup = setup,
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.test_all = verify_chroot,
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.needs_root = 1,
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.needs_tmpdir = 1,
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};
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