qconnectionagent.cpp
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/****************************************************************************
**
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** Copyright (C) 2014-2017 Jolla Ltd
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** Contact: lorn.potter@gmail.com
**
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
****************************************************************************/
#include "qconnectionagent.h"
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#include "connectiond_adaptor.h"
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#include "wakeupwatcher.h"
#include <connman-qt5/useragent.h>
#include <connman-qt5/networkmanager.h>
#include <connman-qt5/networktechnology.h>
#include <connman-qt5/networkservice.h>
#include <connman-qt5/sessionagent.h>
#include <QtDBus/QDBusConnection>
#include <QObject>
#include <QSettings>
#define CONND_SERVICE "com.jolla.Connectiond"
#define CONND_PATH "/Connectiond"
#define CONND_SESSION_PATH = "/ConnectionSession"
QConnectionAgent::QConnectionAgent(QObject *parent) :
QObject(parent),
ua(0),
netman(NetworkManagerFactory::createInstance()),
currentNetworkState(QString()),
isEthernet(false),
connmanAvailable(false),
tetheringWifiTech(0),
tetheringEnabled(false),
flightModeSuppression(false),
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scanTimeoutInterval(1),
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delayedTethering(false),
valid(true)
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new ConnAdaptor(this);
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QDBusConnection dbus = QDBusConnection::sessionBus();
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if (!dbus.registerObject(CONND_PATH, this)) {
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qDebug() << "QConnectionAgent: Could not register object to path" << CONND_PATH;
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valid = false;
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if (!dbus.registerService(CONND_SERVICE)) {
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qDebug() << "QConnectionAgent: could not register service" << CONND_SERVICE;
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valid = false;
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connect(this,SIGNAL(configurationNeeded(QString)),this,SLOT(openConnectionDialog(QString)));
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connect(netman,SIGNAL(availabilityChanged(bool)),this,SLOT(connmanAvailabilityChanged(bool)));
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connect(netman,SIGNAL(servicesListChanged(QStringList)),this,SLOT(servicesListChanged(QStringList)));
connect(netman,SIGNAL(stateChanged(QString)),this,SLOT(networkStateChanged(QString)));
connect(netman,SIGNAL(offlineModeChanged(bool)),this,SLOT(offlineModeChanged(bool)));
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connect(netman,SIGNAL(servicesChanged()),this,SLOT(servicesChanged()));
connect(netman,SIGNAL(technologiesChanged()),this,SLOT(techChanged()));
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QFile connmanConf("/etc/connman/main.conf");
if (connmanConf.open(QIODevice::ReadOnly | QIODevice::Text)) {
while (!connmanConf.atEnd()) {
QString line = connmanConf.readLine();
if (line.startsWith("DefaultAutoConnectTechnologies")) {
QString token = line.section(" = ",1,1).simplified();
techPreferenceList = token.split(",");
break;
}
}
connmanConf.close();
}
if (techPreferenceList.isEmpty())
//ethernet,bluetooth,cellular,wifi is default
techPreferenceList << "bluetooth" << "wifi" << "cellular" << "ethernet";
mceWatch = new WakeupWatcher(this);
connect(mceWatch,SIGNAL(displayStateChanged(QString)),this,SLOT(displayStateChanged(QString)));
connmanAvailable = QDBusConnection::systemBus().interface()->isServiceRegistered("net.connman");
scanTimer = new QTimer(this);
connect(scanTimer,SIGNAL(timeout()),this,SLOT(scanTimeout()));
scanTimer->setSingleShot(true);
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if (connmanAvailable && valid)
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setup();
}
QConnectionAgent::~QConnectionAgent()
{
}
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bool QConnectionAgent::isValid() const
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return valid;
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}
// from useragent
void QConnectionAgent::onUserInputRequested(const QString &servicePath, const QVariantMap &fields)
{
qDebug() << servicePath;
// gets called when a connman service gets called to connect and needs more configurations.
Q_EMIT userInputRequested(servicePath, fields);
}
// from useragent
void QConnectionAgent::onUserInputCanceled()
{
qDebug() ;
Q_EMIT userInputCanceled();
}
// from useragent
void QConnectionAgent::onErrorReported(const QString &servicePath, const QString &error)
{
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// Suppress errors when switching to offline mode
if (error == "connect-failed" && servicePath.contains("cellular") && netman->offlineMode())
return;
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if (!tetheringWifiTech) return;
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// Suppress errors when switching to tethering mode
if ((delayedTethering || tetheringWifiTech->tethering()) && servicePath.contains(QStringLiteral("wifi")))
return;
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qDebug() << "<<<<<<<<<<<<<<<<<<<<" << servicePath << error;
Q_EMIT errorReported(servicePath, error);
}
// from useragent
void QConnectionAgent::onConnectionRequest()
{
sendConnectReply("Suppress", 15);
qDebug() << flightModeSuppression;
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bool okToRequest = true;
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Q_FOREACH (Service elem, orderedServicesList) {
qDebug() << "checking" << elem.service->name() << elem.service->autoConnect();
if (elem.service->autoConnect()) {
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okToRequest = false;
break;
}
}
if (!flightModeSuppression && okToRequest) {
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Q_EMIT connectionRequest();
}
}
void QConnectionAgent::sendConnectReply(const QString &in0, int in1)
{
ua->sendConnectReply(in0, in1);
}
void QConnectionAgent::sendUserReply(const QVariantMap &input)
{
qDebug() << Q_FUNC_INFO;
ua->sendUserReply(input);
}
void QConnectionAgent::servicesListChanged(const QStringList &list)
{
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bool changed = false;
Q_FOREACH(const QString &path, list) {
if (orderedServicesList.indexOf(path) == -1) {
//added
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qDebug() << Q_FUNC_INFO << "added" << path;
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changed = true;
break;
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}
}
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if (!changed)
Q_FOREACH (Service elem, orderedServicesList) {
if (list.indexOf(elem.path) == -1) {
//removed
qDebug() << Q_FUNC_INFO << "removed" << elem.path;
changed = true;
break;
}
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if (changed)
updateServices();
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}
void QConnectionAgent::serviceErrorChanged(const QString &error)
{
qDebug() << error;
if (error == "Operation aborted")
return;
NetworkService *service = static_cast<NetworkService *>(sender());
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if (error == "connect-failed"
&& (service->type() == "cellular") && netman->offlineMode()) {
return;
}
if (error == "In progress" || error.contains("Method")) // catch dbus errors and discard
return;
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Q_EMIT errorReported(service->path(),error);
}
void QConnectionAgent::serviceStateChanged(const QString &state)
{
NetworkService *service = static_cast<NetworkService *>(sender());
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if (!service)
return;
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qDebug() << state << service->name() << service->strength();
qDebug() << "currentNetworkState" << currentNetworkState;
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if (state == "ready" && service->type() == "wifi"
&& !delayedTethering
&& netman->defaultRoute()->type() == "cellular") {
netman->defaultRoute()->requestDisconnect();
}
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if (!service->favorite() || !netman->getTechnology(service->type())
|| !netman->getTechnology(service->type())->powered()) {
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qDebug() << "not fav or not powered";
return;
}
if (state == "disconnect") {
ua->sendConnectReply("Clear");
}
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if (state == "failure") {
if (delayedTethering && service->type() == "cellular" && tetheringWifiTech->tethering()) {
Q_EMIT tetheringFinished(false);
}
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// serviceInProgress.clear();
// // service->requestDisconnect();
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if (delayedTethering && service->type() == "wifi" && state == "association") {
service->requestDisconnect();
}
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if (state == "online") {
Q_EMIT connectionState(state, service->type());
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if (service->type() == "wifi" && delayedTethering) {
netman->getTechnology(service->type())->setTethering(true);
}
if (service->type() == "cellular" && delayedTethering) {
if (!tetheringWifiTech->tethering()) {
tetheringWifiTech->setTethering(true);
}
}
}
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//auto migrate
if (state == "idle") {
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if (service->type() == "wifi" && delayedTethering) {
netman->getTechnology(service->type())->setTethering(true);
}
} else {
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updateServices();
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}
currentNetworkState = state;
QSettings confFile;
confFile.beginGroup("Connectionagent");
confFile.setValue("connected",currentNetworkState);
}
// from plugin/qml
void QConnectionAgent::connectToType(const QString &type)
{
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if (!netman)
return;
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if (netman->technologyPathForType(type).isEmpty()) {
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Q_EMIT errorReported("","Type not valid");
return;
}
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// Connman is using "cellular" and "wifi" as part of the service path
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QString convType;
if (type.contains("mobile")) {
convType="cellular";
} else if (type.contains("wlan")) {
convType="wifi";
} else {
convType=type;
}
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bool found = false;
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Q_FOREACH (Service elem, orderedServicesList) {
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if (elem.path.contains(convType)) {
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if (!isStateOnline(elem.service->state())) {
if (elem.service->autoConnect()) {
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qDebug() << "<<<<<<<<<<< requestConnect() >>>>>>>>>>>>";
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elem.service->requestConnect();
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} else if (!elem.path.contains("cellular")) {
// ignore cellular that are not on autoconnect
found = true;
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} else {
return;
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}
}
}
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// Can't connect to the service of a type that doesn't exist
if (!found)
return;
// Substitute "wifi" with "wlan" for lipstick
if (type.contains("wifi"))
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convType="wlan";
Q_EMIT configurationNeeded(convType);
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}
void QConnectionAgent::onScanFinished()
{
qDebug() << "<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>";
}
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void QConnectionAgent::updateServices()
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{
qDebug() << Q_FUNC_INFO;
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ServiceList oldServices = orderedServicesList;
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orderedServicesList.clear();
Q_FOREACH (const QString &tech,techPreferenceList) {
QVector<NetworkService*> services = netman->getServices(tech);
Q_FOREACH (NetworkService *serv, services) {
const QString servicePath = serv->path();
qDebug() << "known service:" << serv->name() << serv->strength();
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Service elem;
elem.path = servicePath;
elem.service = serv;
orderedServicesList << elem;
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if (!oldServices.contains(servicePath)) {
//new!
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qDebug() <<"new service"<< servicePath;
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QObject::connect(serv, SIGNAL(stateChanged(QString)),
this,SLOT(serviceStateChanged(QString)), Qt::UniqueConnection);
QObject::connect(serv, SIGNAL(connectRequestFailed(QString)),
this,SLOT(serviceErrorChanged(QString)), Qt::UniqueConnection);
QObject::connect(serv, SIGNAL(errorChanged(QString)),
this,SLOT(servicesError(QString)), Qt::UniqueConnection);
QObject::connect(serv, SIGNAL(autoConnectChanged(bool)),
this,SLOT(serviceAutoconnectChanged(bool)), Qt::UniqueConnection);
}
}
}
}
void QConnectionAgent::servicesError(const QString &errorMessage)
{
if (errorMessage.isEmpty())
return;
NetworkService *serv = static_cast<NetworkService *>(sender());
qDebug() << serv->name() << errorMessage;
Q_EMIT onErrorReported(serv->path(), errorMessage);
}
void QConnectionAgent::networkStateChanged(const QString &state)
{
qDebug() << state;
QSettings confFile;
confFile.beginGroup("Connectionagent");
if (state != "online")
confFile.setValue("connected","offline");
else
confFile.setValue("connected","online");
if ((state == "online" && netman->defaultRoute()->type() == "cellular")
|| (state == "idle")) {
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if (tetheringWifiTech && tetheringWifiTech->powered()
&& !tetheringWifiTech->tethering())
tetheringWifiTech->scan();
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// on gprs, scan wifi every scanTimeoutInterval minutes
if (scanTimeoutInterval != 0)
scanTimer->start(scanTimeoutInterval * 60 * 1000);
}
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if (delayedTethering && state == "online") {
if (tetheringWifiTech->tethering()) {
if (netman->defaultRoute()->type() == "cellular") {
delayedTethering = false;
Q_EMIT tetheringFinished(true);
}
} else {
tetheringWifiTech->setTethering(true);
}
}
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}
void QConnectionAgent::connmanAvailabilityChanged(bool b)
{
qDebug() << Q_FUNC_INFO;
connmanAvailable = b;
if (b) {
setup();
currentNetworkState = netman->state();
} else {
currentNetworkState = "error";
}
}
void QConnectionAgent::setup()
{
qDebug() << Q_FUNC_INFO
<< connmanAvailable;
if (connmanAvailable) {
qDebug() << Q_FUNC_INFO
<< netman->state();
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delete ua;
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ua = new UserAgent(this);
connect(ua,SIGNAL(userInputRequested(QString,QVariantMap)),
this,SLOT(onUserInputRequested(QString,QVariantMap)));
connect(ua,SIGNAL(connectionRequest()),this,SLOT(onConnectionRequest()));
connect(ua,SIGNAL(errorReported(QString, QString)),this,SLOT(onErrorReported(QString, QString)));
connect(ua,SIGNAL(userInputCanceled()),this,SLOT(onUserInputCanceled()));
connect(ua,SIGNAL(userInputRequested(QString,QVariantMap)),
this,SLOT(onUserInputRequested(QString,QVariantMap)), Qt::UniqueConnection);
connect(ua,SIGNAL(browserRequested(QString,QString)),
this,SLOT(browserRequest(QString,QString)), Qt::UniqueConnection);
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updateServices();
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offlineModeChanged(netman->offlineMode());
QSettings confFile;
confFile.beginGroup("Connectionagent");
scanTimeoutInterval = confFile.value("scanTimerInterval", "1").toUInt(); //in minutes
if (isStateOnline(netman->state())) {
qDebug() << "default route type:" << netman->defaultRoute()->type();
if (netman->defaultRoute()->type() == "ethernet")
isEthernet = true;
if (netman->defaultRoute()->type() == "cellular" && scanTimeoutInterval != 0)
scanTimer->start(scanTimeoutInterval * 60 * 1000);
}
qDebug() << "config file says" << confFile.value("connected", "online").toString();
}
}
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void QConnectionAgent::technologyPowerChanged(bool powered)
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{
NetworkTechnology *tech = static_cast<NetworkTechnology *>(sender());
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if (tech->type() != "wifi")
return;
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if (tetheringWifiTech)
qDebug() << tetheringWifiTech->name() << powered;
else
qDebug() << "tetheringWifiTech is null";
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if (netman && powered && delayedTethering) {
// wifi tech might not be ready, so delay this
QTimer::singleShot(1000,this,SLOT(setWifiTetheringEnabled()));
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}
void QConnectionAgent::techChanged()
{
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if (!netman)
return;
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if (netman->getTechnologies().isEmpty()) {
knownTechnologies.clear();
}
if (!netman->getTechnology("wifi")) {
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delayedTethering = false;
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tetheringWifiTech = 0;
return;
}
if (tetheringWifiTech) {
tetheringEnabled = tetheringWifiTech->tethering();
}
Q_FOREACH(NetworkTechnology *technology,netman->getTechnologies()) {
if (!knownTechnologies.contains(technology->path())) {
knownTechnologies << technology->path();
if (technology->type() == "wifi") {
tetheringWifiTech = technology;
connect(tetheringWifiTech,SIGNAL(poweredChanged(bool)),this,SLOT(technologyPowerChanged(bool)));
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connect(tetheringWifiTech,SIGNAL(scanFinished()),this,SLOT(onScanFinished()));
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connect(tetheringWifiTech, SIGNAL(tetheringChanged(bool)),
this,SLOT(techTetheringChanged(bool)), Qt::UniqueConnection);
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}
} else {
knownTechnologies.removeOne(technology->path());
}
}
}
void QConnectionAgent::browserRequest(const QString &servicePath, const QString &url)
{
Q_UNUSED(servicePath)
qDebug() << servicePath;
qDebug() << url;
Q_EMIT requestBrowser(url);
}
bool QConnectionAgent::isStateOnline(const QString &state)
{
if (state == "online" || state == "ready")
return true;
return false;
}
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void QConnectionAgent::techTetheringChanged(bool on)
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qDebug() << on;
tetheringEnabled = on;
NetworkTechnology *technology = static_cast<NetworkTechnology *>(sender());
if (on && delayedTethering && technology) {
QVector <NetworkService *> services = netman->getServices("cellular");
if (services.isEmpty())
return;
NetworkService* cellService = services.at(0);
if (cellService) {
if (cellService->state() == "idle"|| cellService->state() == "failure") {
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qDebug() << "<<<<<<<<<<< requestConnect() >>>>>>>>>>>>";
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cellService->requestConnect();
} else if (cellService->connected()) {
delayedTethering = false;
Q_EMIT tetheringFinished(true);
}
} else {
stopTethering();
}
}
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void QConnectionAgent::offlineModeChanged(bool b)
{
flightModeSuppression = b;
if (b) {
QTimer::singleShot(5 * 1000 * 60,this,SLOT(flightModeDialogSuppressionTimeout())); //5 minutes
}
}
void QConnectionAgent::flightModeDialogSuppressionTimeout()
{
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flightModeSuppression = false;
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}
void QConnectionAgent::displayStateChanged(const QString &state)
{
if (state == "on") {
NetworkTechnology *wifiTech = netman->getTechnology("wifi");
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if (wifiTech && wifiTech->powered() && !wifiTech->connected() && !wifiTech->tethering()) {
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wifiTech->scan();
}
}
}
void QConnectionAgent::serviceAutoconnectChanged(bool on)
{
NetworkService *service = qobject_cast<NetworkService *>(sender());
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if (!service)
return;
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qDebug() << service->path() << "AutoConnect is" << on;
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if (!on) {
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if (service->state() != "idle")
service->requestDisconnect();
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bool QConnectionAgent::isBestService(NetworkService *service)
{
qDebug() << Q_FUNC_INFO
<< service->path()
<< tetheringEnabled
<< netman->defaultRoute()->path().contains(service->path())
<< (netman->defaultRoute()->state() != "online");
if (tetheringEnabled) return false;
if (netman->offlineMode() && service->type() == "cellular") return false;
if (netman->defaultRoute()->type() == "wifi" && service->type() == "cellular") return false;
if (netman->defaultRoute()->path().contains(service->path())) return false;
return true;
}
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void QConnectionAgent::scanTimeout()
{
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if (!tetheringWifiTech || tetheringWifiTech->tethering())
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return;
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if (tetheringWifiTech->powered() && !tetheringWifiTech->connected() && netman->defaultRoute()->type() != "wifi" ) {
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tetheringWifiTech->scan();
qDebug() << "start scanner" << scanTimeoutInterval;
if (scanTimeoutInterval != 0) {
scanTimer->start(scanTimeoutInterval * 60 * 1000);
}
}
}
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void QConnectionAgent::servicesChanged()
{
qDebug();
disconnect(netman,SIGNAL(servicesChanged()),this,SLOT(servicesChanged()));
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updateServices();
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}
QString QConnectionAgent::findBestConnectableService()
{
for (int i = 0; i < orderedServicesList.count(); i++) {
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QString path = orderedServicesList.at(i).path;
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NetworkService *service = orderedServicesList.at(i).service;
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if (!service)
continue;
qDebug() << "looking at"
<< service->name()
<< service->autoConnect();
bool online = isStateOnline(netman->defaultRoute()->state());
qDebug() << "state is"<< online << netman->defaultRoute()->path();
if (!service->autoConnect()) {
continue;
}
qDebug() <<Q_FUNC_INFO<< "continued"
<< online
<< (netman->defaultRoute()->path() == service->path())
<< netman->defaultRoute()->strength()
<< service->strength();
if ((netman->defaultRoute()->type() == "wifi" && service->type() == "wifi")
&& netman->defaultRoute()->strength() > service->strength())
return QString(); //better quality already connected
if (netman->defaultRoute()->type() == "wifi" && service->type() != "wifi")
return QString(); // prefer connected wifi
if (isBestService(service)
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&& service->favorite()) {
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qDebug() << path;
return path;
}
}
return QString();
}
void QConnectionAgent::removeAllTypes(const QString &type)
{
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Q_FOREACH (Service elem, orderedServicesList) {
if (elem.path.contains(type))
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orderedServicesList.remove(elem.path);
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void QConnectionAgent::openConnectionDialog(const QString &type)
{
// open Connection Selector
QDBusInterface *connSelectorInterface = new QDBusInterface(QStringLiteral("com.jolla.lipstick.ConnectionSelector"),
QStringLiteral("/"),
QStringLiteral("com.jolla.lipstick.ConnectionSelectorIf"),
QDBusConnection::sessionBus(),
this);
connSelectorInterface->connection().connect(QStringLiteral("com.jolla.lipstick.ConnectionSelector"),
QStringLiteral("/"),
QStringLiteral("com.jolla.lipstick.ConnectionSelectorIf"),
QStringLiteral("connectionSelectorClosed"),
this,
SLOT(connectionSelectorClosed(bool)));
QList<QVariant> args;
args.append(type);
QDBusMessage reply = connSelectorInterface->callWithArgumentList(QDBus::NoBlock,
QStringLiteral("openConnection"), args);
}
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void QConnectionAgent::startTethering(const QString &type)
{
if (!netman | (type != "wifi")) { //we only support wifi for now
Q_EMIT tetheringFinished(false);
return;
}
NetworkTechnology *tetherTech = netman->getTechnology(type);
if (!tetherTech) {
Q_EMIT tetheringFinished(false);
return;
}
QVector <NetworkService *> services = netman->getServices("cellular");
if (services.isEmpty()) {
Q_EMIT tetheringFinished(false);
return;
}
NetworkService *cellService = services.at(0);
if (!cellService || netman->offlineMode()) {
Q_EMIT tetheringFinished(false);
return;
}
QSettings confFile;
confFile.beginGroup("Connectionagent");
bool cellConnected = cellService->connected();
bool cellAutoconnect = cellService->autoConnect();
// save cellular connection state
confFile.setValue("tetheringCellularConnected",cellConnected);
confFile.setValue("tetheringCellularAutoconnect",cellAutoconnect);
bool techPowered = tetherTech->powered();
// save wifi powered state
confFile.setValue("tetheringTechPowered",techPowered);
confFile.setValue("tetheringType",type);
delayedTethering = true;
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tetheringWifiTech = tetherTech;
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if (!techPowered) {
tetherTech->setPowered(true);
} else {
tetherTech->setTethering(true);
}
}
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void QConnectionAgent::stopTethering(bool keepPowered)
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{
delayedTethering = false;
QSettings confFile;
confFile.beginGroup("Connectionagent");
NetworkTechnology *tetherTech = netman->getTechnology(confFile.value("tetheringType","wifi").toString());
if (tetherTech && tetherTech->tethering()) {
tetherTech->setTethering(false);
}
bool b = confFile.value("tetheringCellularConnected").toBool();
bool ab = confFile.value("tetheringCellularAutoconnect").toBool();
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Q_FOREACH (Service elem, orderedServicesList) {
if (elem.path.contains("cellular")) {
if (isStateOnline(elem.service->state())) {
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qDebug() << "disconnect mobile data";
if (!b)
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elem.service->requestDisconnect();
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if (!ab)
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elem.service->setAutoConnect(false);
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}
}
}
b = confFile.value("tetheringTechPowered").toBool();
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if (!b && tetherTech && !keepPowered) {
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tetherTech->setPowered(false);
}
Q_EMIT tetheringFinished(false);
}
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void QConnectionAgent::setWifiTetheringEnabled()
{
if (tetheringWifiTech) {
qDebug() << "set tethering";
tetheringWifiTech->setTethering(delayedTethering);
}
}