125 lines
3.7 KiB
C++
125 lines
3.7 KiB
C++
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2019 The FreeBSD Foundation
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*
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* This software was developed by BFF Storage Systems, LLC under sponsorship
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* from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Tests for the "default_permissions" mount option that require a privileged
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* user.
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*/
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extern "C" {
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#include <sys/types.h>
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#include <sys/extattr.h>
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#include <fcntl.h>
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#include <unistd.h>
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}
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#include "mockfs.hh"
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#include "utils.hh"
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using namespace testing;
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class DefaultPermissionsPrivileged: public FuseTest {
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virtual void SetUp() {
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m_default_permissions = true;
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FuseTest::SetUp();
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if (HasFatalFailure() || IsSkipped())
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return;
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if (geteuid() != 0) {
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GTEST_SKIP() << "This test requires a privileged user";
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}
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/* With -o default_permissions, FUSE_ACCESS should never be called */
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EXPECT_CALL(*m_mock, process(
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ResultOf([=](auto in) {
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return (in->header.opcode == FUSE_ACCESS);
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}, Eq(true)),
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_)
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).Times(0);
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}
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public:
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void expect_getattr(uint64_t ino, mode_t mode, uint64_t attr_valid, int times,
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uid_t uid = 0, gid_t gid = 0)
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{
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EXPECT_CALL(*m_mock, process(
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ResultOf([=](auto in) {
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return (in->header.opcode == FUSE_GETATTR &&
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in->header.nodeid == ino);
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}, Eq(true)),
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_)
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).Times(times)
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.WillRepeatedly(Invoke(ReturnImmediate([=](auto i __unused, auto out) {
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SET_OUT_HEADER_LEN(out, attr);
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out->body.attr.attr.ino = ino; // Must match nodeid
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out->body.attr.attr.mode = mode;
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out->body.attr.attr.size = 0;
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out->body.attr.attr.uid = uid;
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out->body.attr.attr.uid = gid;
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out->body.attr.attr_valid = attr_valid;
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})));
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}
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void expect_lookup(const char *relpath, uint64_t ino, mode_t mode,
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uint64_t attr_valid, uid_t uid = 0, gid_t gid = 0)
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{
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FuseTest::expect_lookup(relpath, ino, mode, 0, 1, attr_valid, uid, gid);
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}
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};
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class Setattr: public DefaultPermissionsPrivileged {};
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TEST_F(Setattr, sticky_regular_file)
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{
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const char FULLPATH[] = "mountpoint/some_file.txt";
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const char RELPATH[] = "some_file.txt";
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const uint64_t ino = 42;
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const mode_t oldmode = 0644;
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const mode_t newmode = 01644;
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expect_getattr(1, S_IFDIR | 0755, UINT64_MAX, 1);
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expect_lookup(RELPATH, ino, S_IFREG | oldmode, UINT64_MAX, geteuid());
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EXPECT_CALL(*m_mock, process(
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ResultOf([](auto in) {
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return (in->header.opcode == FUSE_SETATTR);
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}, Eq(true)),
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_)
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).WillOnce(Invoke(ReturnImmediate([](auto in __unused, auto out) {
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SET_OUT_HEADER_LEN(out, attr);
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out->body.attr.attr.mode = S_IFREG | newmode;
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})));
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EXPECT_EQ(0, chmod(FULLPATH, newmode)) << strerror(errno);
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}
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