amnezia-client/client/platforms/windows/daemon/windowsdaemon.cpp
2025-04-03 20:45:27 +03:00

111 lines
3.4 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "windowsdaemon.h"
#include <Windows.h>
#include <qassert.h>
#include <QCoreApplication>
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonValue>
#include <QLocalSocket>
#include <QNetworkInterface>
#include <QTextStream>
#include <QtGlobal>
#include "daemon/daemonerrors.h"
#include "dnsutilswindows.h"
#include "leakdetector.h"
#include "logger.h"
#include "platforms/windows/daemon/windowsfirewall.h"
#include "platforms/windows/daemon/windowssplittunnel.h"
#include "windowsfirewall.h"
#include "core/networkUtilities.h"
namespace {
Logger logger("WindowsDaemon");
}
WindowsDaemon::WindowsDaemon() : Daemon(nullptr) {
MZ_COUNT_CTOR(WindowsDaemon);
m_firewallManager = WindowsFirewall::create(this);
Q_ASSERT(m_firewallManager != nullptr);
m_wgutils = WireguardUtilsWindows::create(m_firewallManager, this);
m_dnsutils = new DnsUtilsWindows(this);
m_splitTunnelManager = WindowsSplitTunnel::create(m_firewallManager);
connect(m_wgutils.get(), &WireguardUtilsWindows::backendFailure, this,
&WindowsDaemon::monitorBackendFailure);
connect(this, &WindowsDaemon::activationFailure,
[this]() { m_firewallManager->disableKillSwitch(); });
}
WindowsDaemon::~WindowsDaemon() {
MZ_COUNT_DTOR(WindowsDaemon);
logger.debug() << "Daemon released";
}
void WindowsDaemon::prepareActivation(const InterfaceConfig& config, int inetAdapterIndex) {
// Before creating the interface we need to check which adapter
// routes to the server endpoint
if (inetAdapterIndex == 0) {
auto serveraddr = QHostAddress(config.m_serverIpv4AddrIn);
m_inetAdapterIndex = NetworkUtilities::AdapterIndexTo(serveraddr);
} else {
m_inetAdapterIndex = inetAdapterIndex;
}
}
void WindowsDaemon::activateSplitTunnel(const InterfaceConfig& config, int vpnAdapterIndex) {
if (config.m_vpnDisabledApps.length() > 0) {
m_splitTunnelManager->start(m_inetAdapterIndex, vpnAdapterIndex);
m_splitTunnelManager->excludeApps(config.m_vpnDisabledApps);
} else {
m_splitTunnelManager->stop();
}
}
bool WindowsDaemon::run(Op op, const InterfaceConfig& config) {
if (!m_splitTunnelManager) {
if (config.m_vpnDisabledApps.length() > 0) {
// The Client has sent us a list of disabled apps, but we failed
// to init the the split tunnel driver.
// So let the client know this was not possible
emit backendFailure(DaemonError::ERROR_SPLIT_TUNNEL_INIT_FAILURE);
}
return true;
}
if (op == Down) {
m_splitTunnelManager->stop();
return true;
}
if (config.m_vpnDisabledApps.length() > 0) {
if (!m_splitTunnelManager->start(m_inetAdapterIndex)) {
emit backendFailure(DaemonError::ERROR_SPLIT_TUNNEL_START_FAILURE);
};
if (!m_splitTunnelManager->excludeApps(config.m_vpnDisabledApps)) {
emit backendFailure(DaemonError::ERROR_SPLIT_TUNNEL_EXCLUDE_FAILURE);
};
// Now the driver should be running (State == 4)
if (!m_splitTunnelManager->isRunning()) {
emit backendFailure(DaemonError::ERROR_SPLIT_TUNNEL_START_FAILURE);
}
return true;
}
m_splitTunnelManager->stop();
return true;
}
void WindowsDaemon::monitorBackendFailure() {
logger.warning() << "Tunnel service is down";
emit backendFailure();
deactivate();
}