void ClientSyncer::connectToCore(const QVariantMap &conn) {
resetConnection();
coreConnectionInfo = conn;
if(conn["Host"].toString().isEmpty()) {
emit connectionError(tr("No Host to connect to specified."));
return;
}
Q_ASSERT(!_socket);
#ifdef HAVE_SSL
QSslSocket *sock = new QSslSocket(Client::instance());
#else
if(conn["useSsl"].toBool()) {
emit connectionError(tr("<b>This client is built without SSL Support!</b><br />Disable the usage of SSL in the account settings."));
return;
}
QTcpSocket *sock = new QTcpSocket(Client::instance());
#endif
#ifndef QT_NO_NETWORKPROXY
if(conn.contains("useProxy") && conn["useProxy"].toBool()) {
QNetworkProxy proxy((QNetworkProxy::ProxyType)conn["proxyType"].toInt(), conn["proxyHost"].toString(), conn["proxyPort"].toUInt(), conn["proxyUser"].toString(), conn["proxyPassword"].toString());
sock->setProxy(proxy);
}
#endif
_socket = sock;
connect(sock, SIGNAL(readyRead()), this, SLOT(coreHasData()));
connect(sock, SIGNAL(connected()), this, SLOT(coreSocketConnected()));
connect(sock, SIGNAL(disconnected()), this, SLOT(coreSocketDisconnected()));
connect(sock, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(coreSocketError(QAbstractSocket::SocketError)));
connect(sock, SIGNAL(stateChanged(QAbstractSocket::SocketState)), this, SIGNAL(socketStateChanged(QAbstractSocket::SocketState)));
sock->connectToHost(conn["Host"].toString(), conn["Port"].toUInt());
}
void SslTlsSocket::delayedStart()
{
QSslSocket *sock = qobject_cast<QSslSocket *>(d);
Q_ASSERT(sock);
switch (m_proxySettings) {
case Streams::ProxySettings::RespectSystemProxy:
{
QNetworkProxy setting;
QNetworkProxyQuery query = QNetworkProxyQuery(host, port, m_protocolTag, QNetworkProxyQuery::TcpSocket);
// set to true if a capable setting is found
bool capableSettingFound = false;
// set to true if at least one valid setting is found
bool settingFound = false;
// FIXME: this static function works particularly slow in Windows
QList<QNetworkProxy> proxySettingsList = QNetworkProxyFactory::systemProxyForQuery(query);
/* Proxy Settings are read from the user's environment variables by the above static method.
* A peculiar case is with *nix systems, where an undefined environment variable is returned as
* an empty string. Such entries *might* exist in our proxySettingsList, and shouldn't be processed.
* One good check is to use hostName() of the QNetworkProxy object, and treat the Proxy Setting as invalid if
* the host name is empty. */
Q_FOREACH (setting, proxySettingsList) {
if (!setting.hostName().isEmpty()) {
settingFound = true;
// now check whether setting has capabilities
if (setting.capabilities().testFlag(QNetworkProxy::TunnelingCapability)) {
sock->setProxy(setting);
capableSettingFound = true;
break;
}
}
}
if (!settingFound || proxySettingsList.isEmpty()) {
sock->setProxy(QNetworkProxy::NoProxy);
} else if (!capableSettingFound) {
emit disconnected(tr("The underlying socket is having troubles when processing connection to %1:%2: %3")
.arg(host, QString::number(port), QStringLiteral("Cannot find proxy setting capable of tunneling")));
}
break;
}
case Streams::ProxySettings::DirectConnect:
sock->setProxy(QNetworkProxy::NoProxy);
break;
}
if (startEncrypted)
sock->connectToHostEncrypted(host, port);
else
sock->connectToHost(host, port);
}
//I'm the existing device, a new device is kindly introducing itself.
//I will create a TcpSocket and try to connect. This can result in either connected() or connectError().
void LanLinkProvider::newUdpConnection() //udpBroadcastReceived
{
while (mUdpSocket.hasPendingDatagrams()) {
QByteArray datagram;
datagram.resize(mUdpSocket.pendingDatagramSize());
QHostAddress sender;
mUdpSocket.readDatagram(datagram.data(), datagram.size(), &sender);
if (sender.isLoopback() && !mTestMode)
continue;
NetworkPackage* receivedPackage = new NetworkPackage("");
bool success = NetworkPackage::unserialize(datagram, receivedPackage);
//qCDebug(KDECONNECT_CORE) << "udp connection from " << receivedPackage->;
//qCDebug(KDECONNECT_CORE) << "Datagram " << datagram.data() ;
if (!success || receivedPackage->type() != PACKAGE_TYPE_IDENTITY) {
delete receivedPackage;
continue;
}
if (receivedPackage->get<QString>("deviceId") == KdeConnectConfig::instance()->deviceId()) {
//qCDebug(KDECONNECT_CORE) << "Ignoring my own broadcast";
delete receivedPackage;
continue;
}
int tcpPort = receivedPackage->get<int>("tcpPort", port);
//qCDebug(KDECONNECT_CORE) << "Received Udp identity package from" << sender << " asking for a tcp connection on port " << tcpPort;
QSslSocket* socket = new QSslSocket(this);
receivedIdentityPackages[socket].np = receivedPackage;
receivedIdentityPackages[socket].sender = sender;
connect(socket, SIGNAL(connected()), this, SLOT(connected()));
connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectError()));
socket->connectToHost(sender, tcpPort);
}
}
// Test buffered socket being properly closed on remote disconnect
void tst_QAbstractSocket::serverDisconnectWithBuffered()
{
QTcpServer tcpServer;
#ifndef QT_NO_SSL
QSslSocket testSocket;
#else
QTcpSocket testSocket;
#endif
QVERIFY(tcpServer.listen(QHostAddress::LocalHost));
testSocket.connectToHost(tcpServer.serverAddress(), tcpServer.serverPort());
// Accept connection on server side
QVERIFY(tcpServer.waitForNewConnection(5000));
QTcpSocket *newConnection = tcpServer.nextPendingConnection();
// Send one char and drop link
QVERIFY(newConnection != NULL);
QVERIFY(newConnection->putChar(0));
QVERIFY(newConnection->flush());
delete newConnection;
QVERIFY(testSocket.waitForConnected(5000)); // ready for write
QVERIFY(testSocket.state() == QAbstractSocket::ConnectedState);
QSignalSpy spyStateChanged(&testSocket, SIGNAL(stateChanged(QAbstractSocket::SocketState)));
QSignalSpy spyDisconnected(&testSocket, SIGNAL(disconnected()));
QVERIFY(testSocket.waitForReadyRead(5000)); // have one char already in internal buffer
char buf[128];
QCOMPARE(testSocket.read(buf, sizeof(buf)), Q_INT64_C(1));
if (testSocket.state() != QAbstractSocket::UnconnectedState) {
QVERIFY(testSocket.waitForDisconnected(5000));
QVERIFY(testSocket.state() == QAbstractSocket::UnconnectedState);
}
// Test signal emitting
QVERIFY(spyDisconnected.count() == 1);
QVERIFY(spyStateChanged.count() > 0);
QVERIFY(qvariant_cast<QAbstractSocket::SocketState>(spyStateChanged.last().first())
== QAbstractSocket::UnconnectedState);
}
void QwwSmtpClientPrivate::processNextCommand(bool ok) {
if (inProgress && !commandqueue.isEmpty()) {
emit q->commandFinished(commandqueue.head().id, !ok);
commandqueue.dequeue();
}
if (commandqueue.isEmpty()) {
inProgress = false;
emit q->done(false);
return;
}
const SMTPCommand &cmd = commandqueue.head();
switch (cmd.type) {
case SMTPCommand::Connect: {
QString hostName = cmd.data.toList().at(0).toString();
uint port = cmd.data.toList().at(1).toUInt();
bool ssl = cmd.data.toList().at(2).toBool();
if(ssl){
qDebug() << "SMTP ** connectToHostEncrypted";
socket->connectToHostEncrypted(hostName, port);
} else {
qDebug() << "SMTP ** connectToHost";
socket->connectToHost(hostName, port);
}
setState(QwwSmtpClient::Connecting);
}
break;
case SMTPCommand::Disconnect: {
sendQuit();
}
break;
case SMTPCommand::StartTLS: {
qDebug() << "SMTP >>> STARTTLS";
socket->write("STARTTLS\r\n");
setState(QwwSmtpClient::TLSRequested);
}
break;
case SMTPCommand::Authenticate: {
QwwSmtpClient::AuthMode authmode = (QwwSmtpClient::AuthMode)cmd.data.toList().at(0).toInt();
switch (authmode) {
case QwwSmtpClient::AuthPlain:
qDebug() << "SMTP >>> AUTH PLAIN";
socket->write("AUTH PLAIN\r\n");
setState(QwwSmtpClient::Authenticating);
break;
case QwwSmtpClient::AuthLogin:
qDebug() << "SMTP >>> AUTH LOGIN";
socket->write("AUTH LOGIN\r\n");
setState(QwwSmtpClient::Authenticating);
break;
default:
qWarning("Unsupported or unknown authentication scheme");
//processNextCommand(false);
}
}
break;
case SMTPCommand::Mail:
case SMTPCommand::MailBurl:
{
setState(QwwSmtpClient::Sending);
QByteArray buf = QByteArray("MAIL FROM:<").append(cmd.data.toList().at(0).toByteArray()).append(">\r\n");
qDebug() << "SMTP >>>" << buf;
socket->write(buf);
break;
}
case SMTPCommand::RawCommand: {
QString cont = cmd.data.toString();
if(!cont.endsWith("\r\n")) cont.append("\r\n");
setState(QwwSmtpClient::Sending);
qDebug() << "SMTP >>>" << cont;
socket->write(cont.toUtf8());
} break;
}
inProgress = true;
emit q->commandStarted(cmd.id);
}