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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qnetworkmanagernetworkinformationbackend.h"
#include <QtCore/qglobal.h>
#include <QtCore/private/qobject_p.h>
#include <QtDBus/qdbusmessage.h>
QT_BEGIN_NAMESPACE
Q_DECLARE_LOGGING_CATEGORY(lcNetInfoNLM)
Q_LOGGING_CATEGORY(lcNetInfoNM, "qt.network.info.networkmanager");
namespace {
QNetworkInformation::Reachability reachabilityFromNMState(QNetworkManagerInterface::NMState state)
{
switch (state) {
case QNetworkManagerInterface::NM_STATE_UNKNOWN:
case QNetworkManagerInterface::NM_STATE_ASLEEP:
case QNetworkManagerInterface::NM_STATE_CONNECTING:
return QNetworkInformation::Reachability::Unknown;
case QNetworkManagerInterface::NM_STATE_DISCONNECTING: // No point in starting new connections:
case QNetworkManagerInterface::NM_STATE_DISCONNECTED:
return QNetworkInformation::Reachability::Disconnected;
case QNetworkManagerInterface::NM_STATE_CONNECTED_LOCAL:
return QNetworkInformation::Reachability::Local;
case QNetworkManagerInterface::NM_STATE_CONNECTED_SITE:
return QNetworkInformation::Reachability::Site;
case QNetworkManagerInterface::NM_STATE_CONNECTED_GLOBAL:
return QNetworkInformation::Reachability::Online;
}
return QNetworkInformation::Reachability::Unknown;
}
QNetworkInformation::TransportMedium
transportMediumFromDeviceType(QNetworkManagerInterface::NMDeviceType type)
{
switch (type) {
case QNetworkManagerInterface::NM_DEVICE_TYPE_ETHERNET:
return QNetworkInformation::TransportMedium::Ethernet;
case QNetworkManagerInterface::NM_DEVICE_TYPE_WIFI:
return QNetworkInformation::TransportMedium::WiFi;
case QNetworkManagerInterface::NM_DEVICE_TYPE_BT:
return QNetworkInformation::TransportMedium::Bluetooth;
case QNetworkManagerInterface::NM_DEVICE_TYPE_MODEM:
return QNetworkInformation::TransportMedium::Cellular;
case QNetworkManagerInterface::NM_DEVICE_TYPE_UNKNOWN:
case QNetworkManagerInterface::NM_DEVICE_TYPE_GENERIC:
case QNetworkManagerInterface::NM_DEVICE_TYPE_UNUSED1:
case QNetworkManagerInterface::NM_DEVICE_TYPE_UNUSED2:
case QNetworkManagerInterface::NM_DEVICE_TYPE_OLPC_MESH:
case QNetworkManagerInterface::NM_DEVICE_TYPE_WIMAX:
case QNetworkManagerInterface::NM_DEVICE_TYPE_INFINIBAND:
case QNetworkManagerInterface::NM_DEVICE_TYPE_BOND:
case QNetworkManagerInterface::NM_DEVICE_TYPE_VLAN:
case QNetworkManagerInterface::NM_DEVICE_TYPE_ADSL:
case QNetworkManagerInterface::NM_DEVICE_TYPE_BRIDGE:
case QNetworkManagerInterface::NM_DEVICE_TYPE_TEAM:
case QNetworkManagerInterface::NM_DEVICE_TYPE_TUN:
case QNetworkManagerInterface::NM_DEVICE_TYPE_IP_TUNNEL:
case QNetworkManagerInterface::NM_DEVICE_TYPE_MACVLAN:
case QNetworkManagerInterface::NM_DEVICE_TYPE_VXLAN:
case QNetworkManagerInterface::NM_DEVICE_TYPE_VETH:
case QNetworkManagerInterface::NM_DEVICE_TYPE_MACSEC:
case QNetworkManagerInterface::NM_DEVICE_TYPE_DUMMY:
case QNetworkManagerInterface::NM_DEVICE_TYPE_PPP:
case QNetworkManagerInterface::NM_DEVICE_TYPE_OVS_INTERFACE:
case QNetworkManagerInterface::NM_DEVICE_TYPE_OVS_PORT:
case QNetworkManagerInterface::NM_DEVICE_TYPE_OVS_BRIDGE:
case QNetworkManagerInterface::NM_DEVICE_TYPE_WPAN:
case QNetworkManagerInterface::NM_DEVICE_TYPE_6LOWPAN:
case QNetworkManagerInterface::NM_DEVICE_TYPE_WIREGUARD:
case QNetworkManagerInterface::NM_DEVICE_TYPE_WIFI_P2P:
case QNetworkManagerInterface::NM_DEVICE_TYPE_VRF:
break;
}
// While the list is exhaustive of the enum there can be additional
// entries added in NetworkManager that isn't listed here
return QNetworkInformation::TransportMedium::Unknown;
}
bool isMeteredFromNMMetered(QNetworkManagerInterface::NMMetered metered)
{
switch (metered) {
case QNetworkManagerInterface::NM_METERED_YES:
case QNetworkManagerInterface::NM_METERED_GUESS_YES:
return true;
case QNetworkManagerInterface::NM_METERED_NO:
case QNetworkManagerInterface::NM_METERED_GUESS_NO:
case QNetworkManagerInterface::NM_METERED_UNKNOWN:
return false;
}
Q_UNREACHABLE_RETURN(false);
}
} // unnamed namespace
static QString backendName()
{
return QStringView(QNetworkInformationBackend::PluginNames
[QNetworkInformationBackend::PluginNamesLinuxIndex]).toString();
}
QString QNetworkManagerNetworkInformationBackend::name() const
{
return backendName();
}
class QNetworkManagerNetworkInformationBackendFactory : public QNetworkInformationBackendFactory
{
Q_OBJECT
Q_PLUGIN_METADATA(IID QNetworkInformationBackendFactory_iid)
Q_INTERFACES(QNetworkInformationBackendFactory)
public:
QNetworkManagerNetworkInformationBackendFactory() = default;
~QNetworkManagerNetworkInformationBackendFactory() = default;
QString name() const override { return backendName(); }
QNetworkInformation::Features featuresSupported() const override
{
if (!QNetworkManagerInterfaceBase::networkManagerAvailable())
return {};
return QNetworkManagerNetworkInformationBackend::featuresSupportedStatic();
}
QNetworkInformationBackend *create(QNetworkInformation::Features requiredFeatures) const override
{
if ((requiredFeatures & featuresSupported()) != requiredFeatures)
return nullptr;
if (!QNetworkManagerInterfaceBase::networkManagerAvailable())
return nullptr;
auto backend = new QNetworkManagerNetworkInformationBackend();
if (!backend->isValid())
delete std::exchange(backend, nullptr);
return backend;
}
private:
Q_DISABLE_COPY_MOVE(QNetworkManagerNetworkInformationBackendFactory)
};
QNetworkManagerNetworkInformationBackend::QNetworkManagerNetworkInformationBackend()
{
if (!iface.isValid())
return;
iface.setBackend(this);
onStateChanged(iface.state());
onConnectivityChanged(iface.connectivityState());
onDeviceTypeChanged(iface.deviceType());
onMeteredChanged(iface.meteredState());
}
void QNetworkManagerNetworkInformationBackend::onStateChanged(
QNetworkManagerInterface::NMState newState)
{
setReachability(reachabilityFromNMState(newState));
}
void QNetworkManagerNetworkInformationBackend::onConnectivityChanged(
QNetworkManagerInterface::NMConnectivityState connectivityState)
{
const bool behindPortal =
(connectivityState == QNetworkManagerInterface::NM_CONNECTIVITY_PORTAL);
setBehindCaptivePortal(behindPortal);
}
void QNetworkManagerNetworkInformationBackend::onDeviceTypeChanged(
QNetworkManagerInterface::NMDeviceType newDevice)
{
setTransportMedium(transportMediumFromDeviceType(newDevice));
}
void QNetworkManagerNetworkInformationBackend::onMeteredChanged(
QNetworkManagerInterface::NMMetered metered)
{
setMetered(isMeteredFromNMMetered(metered));
};
QT_END_NAMESPACE
#include "qnetworkmanagernetworkinformationbackend.moc"
#include "moc_qnetworkmanagernetworkinformationbackend.cpp"
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