89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
|
// Copyright 2020 The gVisor Authors.
|
||
|
//
|
||
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
// you may not use this file except in compliance with the License.
|
||
|
// You may obtain a copy of the License at
|
||
|
//
|
||
|
// http://www.apache.org/licenses/LICENSE-2.0
|
||
|
//
|
||
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
// See the License for the specific language governing permissions and
|
||
|
// limitations under the License.
|
||
|
|
||
|
#include <errno.h>
|
||
|
#include <fcntl.h>
|
||
|
#include <linux/fuse.h>
|
||
|
#include <sys/stat.h>
|
||
|
#include <sys/statfs.h>
|
||
|
#include <sys/types.h>
|
||
|
#include <unistd.h>
|
||
|
|
||
|
#include <string>
|
||
|
#include <vector>
|
||
|
|
||
|
#include "gtest/gtest.h"
|
||
|
#include "test/fuse/linux/fuse_base.h"
|
||
|
#include "test/util/fuse_util.h"
|
||
|
#include "test/util/temp_umask.h"
|
||
|
#include "test/util/test_util.h"
|
||
|
|
||
|
namespace gvisor {
|
||
|
namespace testing {
|
||
|
|
||
|
namespace {
|
||
|
|
||
|
class MkdirTest : public FuseTest {
|
||
|
protected:
|
||
|
const std::string test_dir_ = "test_dir";
|
||
|
const mode_t perms_ = S_IRWXU | S_IRWXG | S_IRWXO;
|
||
|
};
|
||
|
|
||
|
TEST_F(MkdirTest, CreateDir) {
|
||
|
const std::string test_dir_path_ =
|
||
|
JoinPath(mount_point_.path().c_str(), test_dir_);
|
||
|
const mode_t new_umask = 0077;
|
||
|
|
||
|
struct fuse_out_header out_header = {
|
||
|
.len = sizeof(struct fuse_out_header) + sizeof(struct fuse_entry_out),
|
||
|
};
|
||
|
struct fuse_entry_out out_payload = DefaultEntryOut(S_IFDIR | perms_, 5);
|
||
|
auto iov_out = FuseGenerateIovecs(out_header, out_payload);
|
||
|
SetServerResponse(FUSE_MKDIR, iov_out);
|
||
|
TempUmask mask(new_umask);
|
||
|
ASSERT_THAT(mkdir(test_dir_path_.c_str(), 0777), SyscallSucceeds());
|
||
|
|
||
|
struct fuse_in_header in_header;
|
||
|
struct fuse_mkdir_in in_payload;
|
||
|
std::vector<char> actual_dir(test_dir_.length() + 1);
|
||
|
auto iov_in = FuseGenerateIovecs(in_header, in_payload, actual_dir);
|
||
|
GetServerActualRequest(iov_in);
|
||
|
|
||
|
EXPECT_EQ(in_header.len,
|
||
|
sizeof(in_header) + sizeof(in_payload) + test_dir_.length() + 1);
|
||
|
EXPECT_EQ(in_header.opcode, FUSE_MKDIR);
|
||
|
EXPECT_EQ(in_payload.mode & 0777, perms_ & ~new_umask);
|
||
|
EXPECT_EQ(in_payload.umask, new_umask);
|
||
|
EXPECT_EQ(std::string(actual_dir.data()), test_dir_);
|
||
|
}
|
||
|
|
||
|
TEST_F(MkdirTest, FileTypeError) {
|
||
|
const std::string test_dir_path_ =
|
||
|
JoinPath(mount_point_.path().c_str(), test_dir_);
|
||
|
|
||
|
struct fuse_out_header out_header = {
|
||
|
.len = sizeof(struct fuse_out_header) + sizeof(struct fuse_entry_out),
|
||
|
};
|
||
|
struct fuse_entry_out out_payload = DefaultEntryOut(S_IFREG | perms_, 5);
|
||
|
auto iov_out = FuseGenerateIovecs(out_header, out_payload);
|
||
|
SetServerResponse(FUSE_MKDIR, iov_out);
|
||
|
ASSERT_THAT(mkdir(test_dir_path_.c_str(), 0777), SyscallFailsWithErrno(EIO));
|
||
|
SkipServerActualRequest();
|
||
|
}
|
||
|
|
||
|
} // namespace
|
||
|
|
||
|
} // namespace testing
|
||
|
} // namespace gvisor
|