Files
openvehicle-api/tests/unit_tests/win_tunnel/win_tunnel_connect_tests.cpp

455 lines
12 KiB
C++

/********************************************************************************
* Copyright (c) 2025-2026 ZF Friedrichshafen AG
*
* This program and the accompanying materials are made available under the
* terms of the Apache License Version 2.0 which is available at
* https://www.apache.org/licenses/LICENSE-2.0
*
* SPDX-License-Identifier: Apache-2.0
*
* Contributors:
* Denisa Ros - initial API and implementation
********************************************************************************/
#include "gtest/gtest.h"
#include <support/app_control.h>
#include <interfaces/ipc.h>
// Include transport and tunnel manager
#include "../../../sdv_services/uds_win_tunnel/channel_mgnt.h"
#include "../../../sdv_services/uds_win_tunnel/connection.h"
// Include UDS Windows helpers for path generation
#include "../../../sdv_services/uds_win_sockets/channel_mgnt.h" // ONLY FOR path helpers (MakeShortUdsPath)
#include "../../../sdv_services/uds_win_sockets/connection.h"
#include <windows.h>
#include <afunix.h>
#include <atomic>
#include <chrono>
#include <condition_variable>
#include <cstring>
#include <mutex>
#include <random>
#include <sstream>
#include <string>
#include <thread>
// Utility namespace from original tests
namespace test_utils
{
inline std::string Expand(const std::string& in)
{
if (in.find('%') == std::string::npos)
return in;
char buf[4096] = {};
DWORD n = ExpandEnvironmentStringsA(in.c_str(), buf, sizeof(buf));
return (n > 0 && n < sizeof(buf)) ? std::string(buf) : in;
}
inline void EnsureParentDir(const std::string& fullPath)
{
auto pos = fullPath.find_last_of("\\/");
if (pos == std::string::npos)
return;
std::string dir = fullPath.substr(0, pos);
CreateDirectoryA(dir.c_str(), nullptr);
}
inline std::string MakeShortUdsPath(const char* name)
{
std::string base = R"(%LOCALAPPDATA%\sdv\)";
base = Expand(base);
EnsureParentDir(base);
return base + name;
}
inline std::string RandomHex()
{
std::mt19937_64 rng{std::random_device{}()};
std::uniform_int_distribution<uint64_t> dist;
std::ostringstream oss;
oss << std::hex << dist(rng);
return oss.str();
}
inline std::string UniqueUds(const char* prefix)
{
return MakeShortUdsPath((std::string(prefix) + "_" + RandomHex() + ".sock").c_str());
}
inline void SpinUntilServerArmed(sdv::ipc::IConnect* server, uint32_t maxWaitMs = 300)
{
using namespace std::chrono;
auto deadline = steady_clock::now() + milliseconds(maxWaitMs);
while (server->GetConnectState() == sdv::ipc::EConnectState::uninitialized &&
steady_clock::now() < deadline)
{
std::this_thread::sleep_for(std::chrono::milliseconds(1));
}
}
inline void SleepTiny(uint32_t ms = 20)
{
std::this_thread::sleep_for(std::chrono::milliseconds(ms));
}
} // namespace test_utils
using namespace test_utils;
// Unified test receiver (status + payload), identical to UDS tests
class CTunnelTestReceiver :
public sdv::IInterfaceAccess,
public sdv::ipc::IConnectEventCallback,
public sdv::ipc::IDataReceiveCallback
{
public:
BEGIN_SDV_INTERFACE_MAP()
SDV_INTERFACE_ENTRY(sdv::ipc::IDataReceiveCallback)
SDV_INTERFACE_ENTRY(sdv::ipc::IConnectEventCallback)
END_SDV_INTERFACE_MAP()
void SetConnectState(sdv::ipc::EConnectState s) override
{
{
std::lock_guard<std::mutex> lk(m_mtx);
m_state = s;
}
m_cv.notify_all();
}
void ReceiveData(sdv::sequence<sdv::pointer<uint8_t>>& seq) override
{
{
std::lock_guard<std::mutex> lk(m_mtx);
m_data = seq;
m_hasData = true;
}
m_cv.notify_all();
}
bool WaitForStatus(sdv::ipc::EConnectState expected, uint32_t ms = 2000)
{
std::unique_lock<std::mutex> lk(m_mtx);
return m_cv.wait_for(lk, std::chrono::milliseconds(ms),
[&]{ return m_state == expected; });
}
bool WaitForData(uint32_t ms = 2000)
{
std::unique_lock<std::mutex> lk(m_mtx);
return m_cv.wait_for(lk, std::chrono::milliseconds(ms),
[&]{ return m_hasData; });
}
sdv::sequence<sdv::pointer<uint8_t>> Data()
{
std::lock_guard<std::mutex> lk(m_mtx);
return m_data;
}
private:
mutable std::mutex m_mtx;
std::condition_variable m_cv;
sdv::ipc::EConnectState m_state{sdv::ipc::EConnectState::uninitialized};
sdv::sequence<sdv::pointer<uint8_t>> m_data;
bool m_hasData{false};
};
// Helper to create server + client via manager
struct TunnelPair
{
sdv::TObjectPtr serverObj;
sdv::ipc::IConnect* server = nullptr;
sdv::TObjectPtr clientObj;
sdv::ipc::IConnect* client = nullptr;
};
static TunnelPair CreateTunnelPair(CSocketsTunnelChannelMgnt& mgr, const std::string& cs)
{
TunnelPair out;
out.serverObj = mgr.Access(cs);
out.server = out.serverObj ? out.serverObj.GetInterface<sdv::ipc::IConnect>() : nullptr;
out.clientObj = mgr.Access(cs);
out.client = out.clientObj ? out.clientObj.GetInterface<sdv::ipc::IConnect>() : nullptr;
return out;
}
// TEST SUITE START
// Instantiate manager
TEST(WinTunnelIPC, InstantiateManager)
{
sdv::app::CAppControl app;
ASSERT_TRUE(app.Startup(""));
CSocketsTunnelChannelMgnt mgr;
EXPECT_NO_THROW(mgr.Initialize(""));
EXPECT_EQ(mgr.GetObjectState(), sdv::EObjectState::initialized);
EXPECT_NO_THROW(mgr.Shutdown());
EXPECT_EQ(mgr.GetObjectState(), sdv::EObjectState::destruction_pending);
app.Shutdown();
}
// Basic connect/disconnect
TEST(WinTunnelIPC, BasicConnectDisconnect)
{
sdv::app::CAppControl app;
ASSERT_TRUE(app.Startup(""));
app.SetRunningMode();
CSocketsTunnelChannelMgnt mgr;
mgr.Initialize("");
mgr.SetOperationMode(sdv::EOperationMode::running);
const std::string path = UniqueUds("tunnel_basic");
const std::string cs = "proto=tunnel;path=" + path + ";";
auto ep = mgr.CreateEndpoint(cs);
ASSERT_FALSE(ep.ssConnectString.empty());
auto pair = CreateTunnelPair(mgr, ep.ssConnectString);
ASSERT_NE(pair.server, nullptr);
ASSERT_NE(pair.client, nullptr);
CTunnelTestReceiver sr, cr;
pair.server->AsyncConnect(&sr);
SpinUntilServerArmed(pair.server);
pair.client->AsyncConnect(&cr);
EXPECT_TRUE(pair.server->WaitForConnection(5000));
EXPECT_TRUE(pair.client->WaitForConnection(5000));
pair.client->Disconnect();
pair.server->Disconnect();
mgr.Shutdown();
app.Shutdown();
}
// Simple data (hello)
TEST(WinTunnelIPC, DataPath_SimpleHello_Tunnel)
{
sdv::app::CAppControl app;
ASSERT_TRUE(app.Startup(""));
app.SetRunningMode();
CSocketsTunnelChannelMgnt mgr;
mgr.Initialize("");
mgr.SetOperationMode(sdv::EOperationMode::running);
const std::string cs = "proto=tunnel;path=" + UniqueUds("hello_t") + ";";
auto ep = mgr.CreateEndpoint(cs);
auto pair = CreateTunnelPair(mgr, ep.ssConnectString);
ASSERT_NE(pair.server, nullptr);
ASSERT_NE(pair.client, nullptr);
CTunnelTestReceiver sr, cr;
pair.server->AsyncConnect(&sr);
SpinUntilServerArmed(pair.server);
pair.client->AsyncConnect(&cr);
ASSERT_TRUE(pair.server->WaitForConnection(5000));
ASSERT_TRUE(pair.client->WaitForConnection(5000));
// Build payload = "hello"
sdv::pointer<uint8_t> p;
p.resize(5);
memcpy(p.get(), "hello", 5);
sdv::sequence<sdv::pointer<uint8_t>> seq;
seq.push_back(p);
auto* sender = dynamic_cast<sdv::ipc::IDataSend*>(pair.client);
ASSERT_NE(sender, nullptr);
EXPECT_TRUE(sender->SendData(seq));
EXPECT_TRUE(sr.WaitForData(3000));
auto recv = sr.Data();
// header eliminated
ASSERT_EQ(recv.size(), 1u);
ASSERT_EQ(recv[0].size(), 5u);
EXPECT_EQ(memcmp(recv[0].get(), "hello", 5), 0);
pair.client->Disconnect();
pair.server->Disconnect();
mgr.Shutdown();
app.Shutdown();
}
// Multi-chunk
TEST(WinTunnelIPC, DataPath_MultiChunk_Tunnel)
{
sdv::app::CAppControl app;
ASSERT_TRUE(app.Startup(""));
app.SetRunningMode();
CSocketsTunnelChannelMgnt mgr;
mgr.Initialize("");
mgr.SetOperationMode(sdv::EOperationMode::running);
const std::string cs = "proto=tunnel;path=" + UniqueUds("mc_t") + ";";
auto ep = mgr.CreateEndpoint(cs);
auto pair = CreateTunnelPair(mgr, ep.ssConnectString);
ASSERT_NE(pair.server, nullptr);
ASSERT_NE(pair.client, nullptr);
CTunnelTestReceiver sr, cr;
pair.server->AsyncConnect(&sr);
SpinUntilServerArmed(pair.server);
pair.client->AsyncConnect(&cr);
ASSERT_TRUE(pair.server->WaitForConnection(5000));
ASSERT_TRUE(pair.client->WaitForConnection(5000));
sdv::pointer<uint8_t> p1, p2;
p1.resize(3);
memcpy(p1.get(), "sdv", 3);
p2.resize(9);
memcpy(p2.get(), "framework", 9);
sdv::sequence<sdv::pointer<uint8_t>> seq;
seq.push_back(p1);
seq.push_back(p2);
auto* sender = dynamic_cast<sdv::ipc::IDataSend*>(pair.client);
ASSERT_NE(sender, nullptr);
EXPECT_TRUE(sender->SendData(seq));
ASSERT_TRUE(sr.WaitForData(3000));
auto recv = sr.Data();
ASSERT_EQ(recv.size(), 2u);
EXPECT_EQ(memcmp(recv[0].get(), "sdv", 3), 0);
EXPECT_EQ(memcmp(recv[1].get(), "framework", 9), 0);
pair.client->Disconnect();
pair.server->Disconnect();
mgr.Shutdown();
app.Shutdown();
}
// Large fragmentation
TEST(WinTunnelIPC, DataPath_LargePayload_Tunnel)
{
sdv::app::CAppControl app;
ASSERT_TRUE(app.Startup(""));
app.SetRunningMode();
CSocketsTunnelChannelMgnt mgr;
mgr.Initialize("");
mgr.SetOperationMode(sdv::EOperationMode::running);
const std::string cs = "proto=tunnel;path=" + UniqueUds("big_t") + ";";
auto ep = mgr.CreateEndpoint(cs);
auto pair = CreateTunnelPair(mgr, ep.ssConnectString);
ASSERT_NE(pair.server, nullptr);
ASSERT_NE(pair.client, nullptr);
CTunnelTestReceiver sr, cr;
pair.server->AsyncConnect(&sr);
SpinUntilServerArmed(pair.server);
pair.client->AsyncConnect(&cr);
ASSERT_TRUE(pair.server->WaitForConnection(5000));
ASSERT_TRUE(pair.client->WaitForConnection(5000));
const size_t N = 256 * 1024;
sdv::pointer<uint8_t> payload;
payload.resize(N);
for (size_t i = 0; i < N; ++i)
payload.get()[i] = uint8_t(i & 0xFF);
sdv::sequence<sdv::pointer<uint8_t>> seq;
seq.push_back(payload);
auto* sender = dynamic_cast<sdv::ipc::IDataSend*>(pair.client);
ASSERT_NE(sender, nullptr);
EXPECT_TRUE(sender->SendData(seq));
ASSERT_TRUE(sr.WaitForData(5000));
auto recv = sr.Data();
ASSERT_EQ(recv.size(), 1u);
ASSERT_EQ(recv[0].size(), N);
EXPECT_EQ(memcmp(recv[0].get(), payload.get(), N), 0);
pair.client->Disconnect();
pair.server->Disconnect();
mgr.Shutdown();
app.Shutdown();
}
// Header stripping test (tunnel feature)
TEST(WinTunnelIPC, DataPath_HeaderStripped_Tunnel)
{
sdv::app::CAppControl app;
ASSERT_TRUE(app.Startup(""));
app.SetRunningMode();
CSocketsTunnelChannelMgnt mgr;
mgr.Initialize("");
mgr.SetOperationMode(sdv::EOperationMode::running);
const std::string cs =
"proto=tunnel;path=" + UniqueUds("headerstrip") + ";";
auto ep = mgr.CreateEndpoint(cs);
auto pair = CreateTunnelPair(mgr, ep.ssConnectString);
ASSERT_NE(pair.server, nullptr);
ASSERT_NE(pair.client, nullptr);
CTunnelTestReceiver sr, cr;
pair.server->AsyncConnect(&sr);
SpinUntilServerArmed(pair.server);
pair.client->AsyncConnect(&cr);
ASSERT_TRUE(pair.server->WaitForConnection(5000));
ASSERT_TRUE(pair.client->WaitForConnection(5000));
const char* msg = "HEADER_TEST";
const size_t len = strlen(msg);
sdv::pointer<uint8_t> p;
p.resize(len);
memcpy(p.get(), msg, len);
sdv::sequence<sdv::pointer<uint8_t>> seq;
seq.push_back(p);
auto* sender = dynamic_cast<sdv::ipc::IDataSend*>(pair.client);
ASSERT_NE(sender, nullptr);
EXPECT_TRUE(sender->SendData(seq));
ASSERT_TRUE(sr.WaitForData(3000));
auto recv = sr.Data();
// check header stripped
ASSERT_EQ(recv.size(), 1u);
ASSERT_EQ(recv[0].size(), len);
EXPECT_EQ(memcmp(recv[0].get(), msg, len), 0);
pair.client->Disconnect();
pair.server->Disconnect();
mgr.Shutdown();
app.Shutdown();
}