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508 lines
19 KiB
508 lines
19 KiB
#include "selfdrive/ui/qt/offroad/wifiManager.h"
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#include <algorithm>
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#include <set>
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#include <cstdlib>
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#include "selfdrive/common/params.h"
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#include "selfdrive/common/swaglog.h"
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#include "selfdrive/ui/qt/util.h"
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template <typename T>
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T get_response(QDBusMessage response) {
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QVariant first = response.arguments().at(0);
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QDBusVariant dbvFirst = first.value<QDBusVariant>();
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QVariant vFirst = dbvFirst.variant();
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if (vFirst.canConvert<T>()) {
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return vFirst.value<T>();
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} else {
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LOGE("Variant unpacking failure");
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return T();
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}
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}
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bool compare_by_strength(const Network &a, const Network &b) {
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if (a.connected == ConnectedType::CONNECTED) return true;
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if (b.connected == ConnectedType::CONNECTED) return false;
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if (a.connected == ConnectedType::CONNECTING) return true;
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if (b.connected == ConnectedType::CONNECTING) return false;
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return a.strength > b.strength;
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}
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WifiManager::WifiManager(QWidget* parent) : QWidget(parent) {
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qDBusRegisterMetaType<Connection>();
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qDBusRegisterMetaType<IpConfig>();
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connecting_to_network = "";
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// Set tethering ssid as "weedle" + first 4 characters of a dongle id
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tethering_ssid = "weedle";
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if (auto dongle_id = getDongleId()) {
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tethering_ssid += "-" + dongle_id->left(4);
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}
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adapter = getAdapter();
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if (!adapter.isEmpty()) {
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setup();
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} else {
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bus.connect(NM_DBUS_SERVICE, NM_DBUS_PATH, NM_DBUS_INTERFACE, "DeviceAdded", this, SLOT(deviceAdded(QDBusObjectPath)));
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}
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QTimer* timer = new QTimer(this);
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QObject::connect(timer, &QTimer::timeout, this, [=]() {
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if (!adapter.isEmpty() && this->isVisible()) {
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requestScan();
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}
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});
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timer->start(5000);
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}
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void WifiManager::setup() {
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QDBusInterface nm(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_DEVICE, bus);
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bus.connect(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_DEVICE, "StateChanged", this, SLOT(stateChange(unsigned int, unsigned int, unsigned int)));
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bus.connect(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_PROPERTIES, "PropertiesChanged", this, SLOT(propertyChange(QString, QVariantMap, QStringList)));
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bus.connect(NM_DBUS_SERVICE, NM_DBUS_PATH_SETTINGS, NM_DBUS_INTERFACE_SETTINGS, "ConnectionRemoved", this, SLOT(connectionRemoved(QDBusObjectPath)));
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bus.connect(NM_DBUS_SERVICE, NM_DBUS_PATH_SETTINGS, NM_DBUS_INTERFACE_SETTINGS, "NewConnection", this, SLOT(newConnection(QDBusObjectPath)));
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QDBusInterface device_props(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_PROPERTIES, bus);
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device_props.setTimeout(DBUS_TIMEOUT);
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QDBusMessage response = device_props.call("Get", NM_DBUS_INTERFACE_DEVICE, "State");
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raw_adapter_state = get_response<uint>(response);
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initActiveAp();
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initConnections();
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requestScan();
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}
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void WifiManager::refreshNetworks() {
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if (adapter.isEmpty()) {
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return;
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}
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seenNetworks.clear();
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ipv4_address = get_ipv4_address();
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QDBusInterface nm(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_DEVICE_WIRELESS, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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const QDBusReply<QList<QDBusObjectPath>> &response = nm.call("GetAllAccessPoints");
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for (const QDBusObjectPath &path : response.value()) {
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const QByteArray &ssid = get_property(path.path(), "Ssid");
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unsigned int strength = get_ap_strength(path.path());
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if (ssid.isEmpty() || (seenNetworks.contains(ssid) &&
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strength <= seenNetworks.value(ssid).strength)) {
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continue;
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}
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SecurityType security = getSecurityType(path.path());
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ConnectedType ctype;
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QString activeSsid = (activeAp != "" && activeAp != "/") ? get_property(activeAp, "Ssid") : "";
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if (ssid != activeSsid) {
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ctype = ConnectedType::DISCONNECTED;
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} else {
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if (ssid == connecting_to_network) {
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ctype = ConnectedType::CONNECTING;
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} else {
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ctype = ConnectedType::CONNECTED;
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}
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}
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Network network = {ssid, strength, ctype, security};
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seenNetworks[ssid] = network;
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}
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}
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QString WifiManager::get_ipv4_address() {
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if (raw_adapter_state != NM_DEVICE_STATE_ACTIVATED) {
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return "";
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}
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QVector<QDBusObjectPath> conns = get_active_connections();
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for (auto &p : conns) {
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QDBusInterface nm(NM_DBUS_SERVICE, p.path(), NM_DBUS_INTERFACE_PROPERTIES, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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QDBusObjectPath pth = get_response<QDBusObjectPath>(nm.call("Get", NM_DBUS_INTERFACE_ACTIVE_CONNECTION, "Ip4Config"));
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QString ip4config = pth.path();
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QString type = get_response<QString>(nm.call("Get", NM_DBUS_INTERFACE_ACTIVE_CONNECTION, "Type"));
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if (type == "802-11-wireless") {
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QDBusInterface nm2(NM_DBUS_SERVICE, ip4config, NM_DBUS_INTERFACE_PROPERTIES, bus);
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nm2.setTimeout(DBUS_TIMEOUT);
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const QDBusArgument &arr = get_response<QDBusArgument>(nm2.call("Get", NM_DBUS_INTERFACE_IP4_CONFIG, "AddressData"));
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QMap<QString, QVariant> pth2;
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arr.beginArray();
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while (!arr.atEnd()) {
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arr >> pth2;
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QString ipv4 = pth2.value("address").value<QString>();
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arr.endArray();
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return ipv4;
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}
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arr.endArray();
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}
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}
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return "";
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}
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SecurityType WifiManager::getSecurityType(const QString &path) {
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int sflag = get_property(path, "Flags").toInt();
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int wpaflag = get_property(path, "WpaFlags").toInt();
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int rsnflag = get_property(path, "RsnFlags").toInt();
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int wpa_props = wpaflag | rsnflag;
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// obtained by looking at flags of networks in the office as reported by an Android phone
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const int supports_wpa = NM_802_11_AP_SEC_PAIR_WEP40 | NM_802_11_AP_SEC_PAIR_WEP104 | NM_802_11_AP_SEC_GROUP_WEP40 | NM_802_11_AP_SEC_GROUP_WEP104 | NM_802_11_AP_SEC_KEY_MGMT_PSK;
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if ((sflag == NM_802_11_AP_FLAGS_NONE) || ((sflag & NM_802_11_AP_FLAGS_WPS) && !(wpa_props & supports_wpa))) {
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return SecurityType::OPEN;
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} else if ((sflag & NM_802_11_AP_FLAGS_PRIVACY) && (wpa_props & supports_wpa) && !(wpa_props & NM_802_11_AP_SEC_KEY_MGMT_802_1X)) {
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return SecurityType::WPA;
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} else {
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LOGW("Unsupported network! sflag: %d, wpaflag: %d, rsnflag: %d", sflag, wpaflag, rsnflag);
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return SecurityType::UNSUPPORTED;
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}
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}
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void WifiManager::connect(const Network &n) {
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return connect(n, "", "");
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}
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void WifiManager::connect(const Network &n, const QString &password) {
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return connect(n, "", password);
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}
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void WifiManager::connect(const Network &n, const QString &username, const QString &password) {
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connecting_to_network = n.ssid;
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// disconnect();
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forgetConnection(n.ssid); //Clear all connections that may already exist to the network we are connecting
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connect(n.ssid, username, password, n.security_type);
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}
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void WifiManager::connect(const QByteArray &ssid, const QString &username, const QString &password, SecurityType security_type) {
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Connection connection;
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connection["connection"]["type"] = "802-11-wireless";
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connection["connection"]["uuid"] = QUuid::createUuid().toString().remove('{').remove('}');
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connection["connection"]["id"] = "openpilot connection "+QString::fromStdString(ssid.toStdString());
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connection["connection"]["autoconnect-retries"] = 0;
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connection["802-11-wireless"]["ssid"] = ssid;
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connection["802-11-wireless"]["mode"] = "infrastructure";
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if (security_type == SecurityType::WPA) {
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connection["802-11-wireless-security"]["key-mgmt"] = "wpa-psk";
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connection["802-11-wireless-security"]["auth-alg"] = "open";
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connection["802-11-wireless-security"]["psk"] = password;
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}
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connection["ipv4"]["method"] = "auto";
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connection["ipv4"]["dns-priority"] = 600;
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connection["ipv6"]["method"] = "ignore";
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QDBusInterface nm_settings(NM_DBUS_SERVICE, NM_DBUS_PATH_SETTINGS, NM_DBUS_INTERFACE_SETTINGS, bus);
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nm_settings.setTimeout(DBUS_TIMEOUT);
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nm_settings.call("AddConnection", QVariant::fromValue(connection));
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}
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void WifiManager::deactivateConnection(const QString &ssid) {
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for (QDBusObjectPath active_connection_raw : get_active_connections()) {
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QString active_connection = active_connection_raw.path();
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QDBusInterface nm(NM_DBUS_SERVICE, active_connection, NM_DBUS_INTERFACE_PROPERTIES, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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QDBusObjectPath pth = get_response<QDBusObjectPath>(nm.call("Get", NM_DBUS_INTERFACE_ACTIVE_CONNECTION, "SpecificObject"));
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if (pth.path() != "" && pth.path() != "/") {
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QString Ssid = get_property(pth.path(), "Ssid");
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if (Ssid == ssid) {
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QDBusInterface nm2(NM_DBUS_SERVICE, NM_DBUS_PATH, NM_DBUS_INTERFACE, bus);
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nm2.setTimeout(DBUS_TIMEOUT);
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nm2.call("DeactivateConnection", QVariant::fromValue(active_connection_raw));
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}
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}
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}
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}
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QVector<QDBusObjectPath> WifiManager::get_active_connections() {
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QDBusInterface nm(NM_DBUS_SERVICE, NM_DBUS_PATH, NM_DBUS_INTERFACE_PROPERTIES, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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QDBusMessage response = nm.call("Get", NM_DBUS_INTERFACE, "ActiveConnections");
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const QDBusArgument &arr = get_response<QDBusArgument>(response);
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QVector<QDBusObjectPath> conns;
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QDBusObjectPath path;
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arr.beginArray();
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while (!arr.atEnd()) {
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arr >> path;
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conns.push_back(path);
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}
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arr.endArray();
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return conns;
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}
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bool WifiManager::isKnownConnection(const QString &ssid) {
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return !getConnectionPath(ssid).path().isEmpty();
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}
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void WifiManager::forgetConnection(const QString &ssid) {
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const QDBusObjectPath &path = getConnectionPath(ssid);
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if (!path.path().isEmpty()) {
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QDBusInterface nm2(NM_DBUS_SERVICE, path.path(), NM_DBUS_INTERFACE_SETTINGS_CONNECTION, bus);
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nm2.call("Delete");
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}
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}
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bool WifiManager::isWirelessAdapter(const QDBusObjectPath &path) {
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QDBusInterface device_props(NM_DBUS_SERVICE, path.path(), NM_DBUS_INTERFACE_PROPERTIES, bus);
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device_props.setTimeout(DBUS_TIMEOUT);
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const uint deviceType = get_response<uint>(device_props.call("Get", NM_DBUS_INTERFACE_DEVICE, "DeviceType"));
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return deviceType == NM_DEVICE_TYPE_WIFI;
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}
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void WifiManager::requestScan() {
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QDBusInterface nm(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_DEVICE_WIRELESS, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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nm.call("RequestScan", QVariantMap());
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}
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uint WifiManager::get_wifi_device_state() {
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QDBusInterface device_props(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_PROPERTIES, bus);
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device_props.setTimeout(DBUS_TIMEOUT);
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QDBusMessage response = device_props.call("Get", NM_DBUS_INTERFACE_DEVICE, "State");
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uint resp = get_response<uint>(response);
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return resp;
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}
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QByteArray WifiManager::get_property(const QString &network_path , const QString &property) {
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QDBusInterface device_props(NM_DBUS_SERVICE, network_path, NM_DBUS_INTERFACE_PROPERTIES, bus);
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device_props.setTimeout(DBUS_TIMEOUT);
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QDBusMessage response = device_props.call("Get", NM_DBUS_INTERFACE_ACCESS_POINT, property);
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return get_response<QByteArray>(response);
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}
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unsigned int WifiManager::get_ap_strength(const QString &network_path) {
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QDBusInterface device_props(NM_DBUS_SERVICE, network_path, NM_DBUS_INTERFACE_PROPERTIES, bus);
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device_props.setTimeout(DBUS_TIMEOUT);
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QDBusMessage response = device_props.call("Get", NM_DBUS_INTERFACE_ACCESS_POINT, "Strength");
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return get_response<unsigned int>(response);
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}
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QString WifiManager::getAdapter() {
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QDBusInterface nm(NM_DBUS_SERVICE, NM_DBUS_PATH, NM_DBUS_INTERFACE, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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const QDBusReply<QList<QDBusObjectPath>> &response = nm.call("GetDevices");
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for (const QDBusObjectPath &path : response.value()) {
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if (isWirelessAdapter(path)) {
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return path.path();
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}
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}
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return "";
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}
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void WifiManager::stateChange(unsigned int new_state, unsigned int previous_state, unsigned int change_reason) {
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raw_adapter_state = new_state;
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if (new_state == NM_DEVICE_STATE_NEED_AUTH && change_reason == NM_DEVICE_STATE_REASON_SUPPLICANT_DISCONNECT) {
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forgetConnection(connecting_to_network);
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emit wrongPassword(connecting_to_network);
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} else if (new_state == NM_DEVICE_STATE_ACTIVATED) {
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connecting_to_network = "";
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if (this->isVisible()) {
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refreshNetworks();
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emit refreshSignal();
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}
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}
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}
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// https://developer.gnome.org/NetworkManager/stable/gdbus-org.freedesktop.NetworkManager.Device.Wireless.html
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void WifiManager::propertyChange(const QString &interface, const QVariantMap &props, const QStringList &invalidated_props) {
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if (interface == NM_DBUS_INTERFACE_DEVICE_WIRELESS && props.contains("LastScan")) {
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if (this->isVisible() || firstScan) {
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refreshNetworks();
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emit refreshSignal();
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firstScan = false;
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}
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} else if (interface == NM_DBUS_INTERFACE_DEVICE_WIRELESS && props.contains("ActiveAccessPoint")) {
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const QDBusObjectPath &path = props.value("ActiveAccessPoint").value<QDBusObjectPath>();
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activeAp = path.path();
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}
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}
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void WifiManager::deviceAdded(const QDBusObjectPath &path) {
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if (isWirelessAdapter(path) && (adapter.isEmpty() || adapter == "/")) {
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adapter = path.path();
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setup();
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}
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}
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void WifiManager::connectionRemoved(const QDBusObjectPath &path) {
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knownConnections.remove(path);
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}
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void WifiManager::newConnection(const QDBusObjectPath &path) {
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knownConnections[path] = getConnectionSsid(path);
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if (knownConnections[path] != tethering_ssid) {
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activateWifiConnection(knownConnections[path]);
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}
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}
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void WifiManager::disconnect() {
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if (activeAp != "" && activeAp != "/") {
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deactivateConnection(get_property(activeAp, "Ssid"));
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}
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}
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QDBusObjectPath WifiManager::getConnectionPath(const QString &ssid) {
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for (const QString &conn_ssid : knownConnections) {
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if (ssid == conn_ssid) {
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return knownConnections.key(conn_ssid);
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}
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}
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return QDBusObjectPath();
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}
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QString WifiManager::getConnectionSsid(const QDBusObjectPath &path) {
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QDBusInterface nm(NM_DBUS_SERVICE, path.path(), NM_DBUS_INTERFACE_SETTINGS_CONNECTION, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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const QDBusReply<Connection> result = nm.call("GetSettings");
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return result.value().value("802-11-wireless").value("ssid").toString();
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}
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void WifiManager::initConnections() {
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QDBusInterface nm(NM_DBUS_SERVICE, NM_DBUS_PATH_SETTINGS, NM_DBUS_INTERFACE_SETTINGS, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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const QDBusReply<QList<QDBusObjectPath>> response = nm.call("ListConnections");
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for (const QDBusObjectPath &path : response.value()) {
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knownConnections[path] = getConnectionSsid(path);
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}
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}
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void WifiManager::activateWifiConnection(const QString &ssid) {
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const QDBusObjectPath &path = getConnectionPath(ssid);
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if (!path.path().isEmpty()) {
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connecting_to_network = ssid;
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QDBusInterface nm3(NM_DBUS_SERVICE, NM_DBUS_PATH, NM_DBUS_INTERFACE, bus);
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nm3.setTimeout(DBUS_TIMEOUT);
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nm3.call("ActivateConnection", QVariant::fromValue(path), QVariant::fromValue(QDBusObjectPath(adapter)), QVariant::fromValue(QDBusObjectPath("/")));
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}
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}
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// function matches tici/hardware.py
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NetworkType WifiManager::currentNetworkType() {
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QDBusInterface nm(NM_DBUS_SERVICE, NM_DBUS_PATH, NM_DBUS_INTERFACE_PROPERTIES, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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const QDBusObjectPath &path = get_response<QDBusObjectPath>(nm.call("Get", NM_DBUS_INTERFACE, "PrimaryConnection"));
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QDBusInterface nm2(NM_DBUS_SERVICE, path.path(), NM_DBUS_INTERFACE_PROPERTIES, bus);
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nm.setTimeout(DBUS_TIMEOUT);
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const QString &type = get_response<QString>(nm2.call("Get", NM_DBUS_INTERFACE_ACTIVE_CONNECTION, "Type"));
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if (type == "802-3-ethernet") {
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return NetworkType::ETHERNET;
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} else if (type == "802-11-wireless" && !isTetheringEnabled()) {
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return NetworkType::WIFI;
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} else {
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for (const QDBusObjectPath &path : get_active_connections()) {
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QDBusInterface nm3(NM_DBUS_SERVICE, path.path(), NM_DBUS_INTERFACE_PROPERTIES, bus);
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nm3.setTimeout(DBUS_TIMEOUT);
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const QString &type = get_response<QString>(nm3.call("Get", NM_DBUS_INTERFACE_ACTIVE_CONNECTION, "Type"));
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if (type == "gsm") {
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return NetworkType::CELL;
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}
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}
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}
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return NetworkType::NONE;
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}
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// Functions for tethering
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void WifiManager::addTetheringConnection() {
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Connection connection;
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connection["connection"]["id"] = "Hotspot";
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connection["connection"]["uuid"] = QUuid::createUuid().toString().remove('{').remove('}');
|
|
connection["connection"]["type"] = "802-11-wireless";
|
|
connection["connection"]["interface-name"] = "wlan0";
|
|
connection["connection"]["autoconnect"] = false;
|
|
|
|
connection["802-11-wireless"]["band"] = "bg";
|
|
connection["802-11-wireless"]["mode"] = "ap";
|
|
connection["802-11-wireless"]["ssid"] = tethering_ssid.toUtf8();
|
|
|
|
connection["802-11-wireless-security"]["group"] = QStringList("ccmp");
|
|
connection["802-11-wireless-security"]["key-mgmt"] = "wpa-psk";
|
|
connection["802-11-wireless-security"]["pairwise"] = QStringList("ccmp");
|
|
connection["802-11-wireless-security"]["proto"] = QStringList("rsn");
|
|
connection["802-11-wireless-security"]["psk"] = defaultTetheringPassword;
|
|
|
|
connection["ipv4"]["method"] = "shared";
|
|
QMap<QString,QVariant> address;
|
|
address["address"] = "192.168.43.1";
|
|
address["prefix"] = 24u;
|
|
connection["ipv4"]["address-data"] = QVariant::fromValue(IpConfig() << address);
|
|
connection["ipv4"]["gateway"] = "192.168.43.1";
|
|
connection["ipv4"]["route-metric"] = 1100;
|
|
connection["ipv6"]["method"] = "ignore";
|
|
|
|
QDBusInterface nm_settings(NM_DBUS_SERVICE, NM_DBUS_PATH_SETTINGS, NM_DBUS_INTERFACE_SETTINGS, bus);
|
|
nm_settings.setTimeout(DBUS_TIMEOUT);
|
|
nm_settings.call("AddConnection", QVariant::fromValue(connection));
|
|
}
|
|
|
|
void WifiManager::setTetheringEnabled(bool enabled) {
|
|
if (enabled) {
|
|
if (!isKnownConnection(tethering_ssid)) {
|
|
addTetheringConnection();
|
|
}
|
|
activateWifiConnection(tethering_ssid);
|
|
} else {
|
|
deactivateConnection(tethering_ssid);
|
|
}
|
|
}
|
|
|
|
void WifiManager::initActiveAp() {
|
|
QDBusInterface device_props(NM_DBUS_SERVICE, adapter, NM_DBUS_INTERFACE_PROPERTIES, bus);
|
|
device_props.setTimeout(DBUS_TIMEOUT);
|
|
|
|
const QDBusMessage &response = device_props.call("Get", NM_DBUS_INTERFACE_DEVICE_WIRELESS, "ActiveAccessPoint");
|
|
activeAp = get_response<QDBusObjectPath>(response).path();
|
|
}
|
|
|
|
|
|
bool WifiManager::isTetheringEnabled() {
|
|
if (activeAp != "" && activeAp != "/") {
|
|
return get_property(activeAp, "Ssid") == tethering_ssid;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
QString WifiManager::getTetheringPassword() {
|
|
if (!isKnownConnection(tethering_ssid)) {
|
|
addTetheringConnection();
|
|
}
|
|
const QDBusObjectPath &path = getConnectionPath(tethering_ssid);
|
|
if (!path.path().isEmpty()) {
|
|
QDBusInterface nm(NM_DBUS_INTERFACE, path.path(), NM_DBUS_INTERFACE_SETTINGS_CONNECTION, bus);
|
|
nm.setTimeout(DBUS_TIMEOUT);
|
|
|
|
const QDBusReply<QMap<QString, QMap<QString, QVariant>>> response = nm.call("GetSecrets", "802-11-wireless-security");
|
|
return response.value().value("802-11-wireless-security").value("psk").toString();
|
|
}
|
|
return "";
|
|
}
|
|
|
|
void WifiManager::changeTetheringPassword(const QString &newPassword) {
|
|
const QDBusObjectPath &path = getConnectionPath(tethering_ssid);
|
|
if (!path.path().isEmpty()) {
|
|
QDBusInterface nm(NM_DBUS_INTERFACE, path.path(), NM_DBUS_INTERFACE_SETTINGS_CONNECTION, bus);
|
|
nm.setTimeout(DBUS_TIMEOUT);
|
|
|
|
Connection settings = QDBusReply<Connection>(nm.call("GetSettings")).value();
|
|
settings["802-11-wireless-security"]["psk"] = newPassword;
|
|
nm.call("Update", QVariant::fromValue(settings));
|
|
|
|
if (isTetheringEnabled()) {
|
|
activateWifiConnection(tethering_ssid);
|
|
}
|
|
}
|
|
}
|
|
|