mirror of
https://github.com/netbirdio/gvisor.git
synced 2026-05-22 17:12:49 -07:00
Andrei Vagin
108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
// Copyright 2022 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 <asm-generic/errno-base.h>
|
|
#include <errno.h>
|
|
#include <stdlib.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/types.h>
|
|
#include <sys/un.h>
|
|
|
|
#include <string>
|
|
#include <tuple>
|
|
|
|
#include "gtest/gtest.h"
|
|
#include "test/util/file_descriptor.h"
|
|
#include "test/util/fs_util.h"
|
|
#include "test/util/test_util.h"
|
|
|
|
// This file contains tests specific to connecting to host UDS managed outside
|
|
// the sandbox / test.
|
|
//
|
|
// A set of ultity sockets will be created externally in $TEST_UDS_TREE and
|
|
// $TEST_UDS_ATTACH_TREE for these tests to interact with.
|
|
|
|
namespace gvisor {
|
|
namespace testing {
|
|
|
|
namespace {
|
|
|
|
struct ProtocolSocket {
|
|
int protocol;
|
|
std::string name;
|
|
};
|
|
|
|
// Parameter is pipe/UDS root dir.
|
|
using HostPipeTest = ::testing::TestWithParam<std::string>;
|
|
|
|
TEST_P(HostPipeTest, Read) {
|
|
const std::string env = GetParam();
|
|
|
|
const char* val = getenv(env.c_str());
|
|
ASSERT_NE(val, nullptr);
|
|
const std::string root(val);
|
|
|
|
const std::string path = JoinPath(root, "in");
|
|
FileDescriptor reader = ASSERT_NO_ERRNO_AND_VALUE(Open(path, O_RDONLY));
|
|
|
|
char lastValue = 0;
|
|
ssize_t length = 0;
|
|
while (length < 1024 * 1024) {
|
|
char buf[1024];
|
|
|
|
ssize_t read = ReadFd(reader.get(), buf, sizeof(buf));
|
|
ASSERT_THAT(read, SyscallSucceeds());
|
|
for (uint i = 0; i < read; ++i) {
|
|
ASSERT_EQ(static_cast<char>(lastValue + i), buf[i]);
|
|
}
|
|
lastValue += read;
|
|
length += read;
|
|
}
|
|
}
|
|
|
|
TEST_P(HostPipeTest, Write) {
|
|
const std::string env = GetParam();
|
|
|
|
const char* val = getenv(env.c_str());
|
|
ASSERT_NE(val, nullptr);
|
|
const std::string root(val);
|
|
|
|
const std::string path = JoinPath(root, "out");
|
|
FileDescriptor writer = ASSERT_NO_ERRNO_AND_VALUE(Open(path, O_WRONLY));
|
|
|
|
char lastValue = 0;
|
|
ssize_t length = 0;
|
|
while (length < 1024 * 1024) {
|
|
char buf[1024];
|
|
for (unsigned int i = 0; i < sizeof(buf); ++i) {
|
|
buf[i] = i + lastValue;
|
|
}
|
|
|
|
ASSERT_THAT(WriteFd(writer.get(), buf, sizeof(buf)),
|
|
SyscallSucceedsWithValue(sizeof(buf)));
|
|
lastValue += sizeof(buf);
|
|
length += sizeof(buf);
|
|
}
|
|
}
|
|
|
|
INSTANTIATE_TEST_SUITE_P(Paths, HostPipeTest,
|
|
// Test access via standard path and attach point.
|
|
::testing::Values("TEST_FIFO_TREE",
|
|
"TEST_FIFO_ATTACH_TREE"));
|
|
|
|
} // namespace
|
|
|
|
} // namespace testing
|
|
} // namespace gvisor
|