+
+void Core::processClientMessage(const QVariant &data)
+{
+ RemotePeer *peer = qobject_cast<RemotePeer *>(sender());
+ if (!peer) {
+ qWarning() << Q_FUNC_INFO << "Message not sent by RemoteConnection!";
+ return;
+ }
+
+ QVariantMap msg = data.toMap();
+ if (!msg.contains("MsgType")) {
+ // Client is way too old, does not even use the current init format
+ qWarning() << qPrintable(tr("Antique client trying to connect... refusing."));
+ peer->close();
+ return;
+ }
+
+ // OK, so we have at least an init message format we can understand
+ if (msg["MsgType"] == "ClientInit") {
+ QVariantMap reply;
+
+ // Just version information -- check it!
+ uint ver = msg["ProtocolVersion"].toUInt();
+ if (ver < Quassel::buildInfo().coreNeedsProtocol) {
+ reply["MsgType"] = "ClientInitReject";
+ reply["Error"] = tr("<b>Your Quassel Client is too old!</b><br>"
+ "This core needs at least client/core protocol version %1.<br>"
+ "Please consider upgrading your client.").arg(Quassel::buildInfo().coreNeedsProtocol);
+ peer->writeSocketData(reply);
+ qWarning() << qPrintable(tr("Client")) << peer->description() << qPrintable(tr("too old, rejecting."));
+ peer->close();
+ return;
+ }
+
+ reply["ProtocolVersion"] = Quassel::buildInfo().protocolVersion;
+ reply["CoreVersion"] = Quassel::buildInfo().fancyVersionString;
+ reply["CoreDate"] = Quassel::buildInfo().buildDate;
+ reply["CoreStartTime"] = startTime(); // v10 clients don't necessarily parse this, see below
+
+ // FIXME: newer clients no longer use the hardcoded CoreInfo (for now), since it gets the
+ // time zone wrong. With the next protocol bump (10 -> 11), we should remove this
+ // or make it properly configurable.
+
+ int uptime = startTime().secsTo(QDateTime::currentDateTime().toUTC());
+ int updays = uptime / 86400; uptime %= 86400;
+ int uphours = uptime / 3600; uptime %= 3600;
+ int upmins = uptime / 60;
+ reply["CoreInfo"] = tr("<b>Quassel Core Version %1</b><br>"
+ "Built: %2<br>"
+ "Up %3d%4h%5m (since %6)").arg(Quassel::buildInfo().fancyVersionString)
+ .arg(Quassel::buildInfo().buildDate)
+ .arg(updays).arg(uphours, 2, 10, QChar('0')).arg(upmins, 2, 10, QChar('0')).arg(startTime().toString(Qt::TextDate));
+
+ reply["CoreFeatures"] = (int)Quassel::features();
+
+#ifdef HAVE_SSL
+ SslServer *sslServer = qobject_cast<SslServer *>(&_server);
+ QSslSocket *sslSocket = qobject_cast<QSslSocket *>(peer->socket());
+ bool supportSsl = sslServer && sslSocket && sslServer->isCertValid();
+#else
+ bool supportSsl = false;
+#endif
+
+#ifndef QT_NO_COMPRESS
+ bool supportsCompression = true;
+#else
+ bool supportsCompression = false;
+#endif
+
+ reply["SupportSsl"] = supportSsl;
+ reply["SupportsCompression"] = supportsCompression;
+ // switch to ssl/compression after client has been informed about our capabilities (see below)
+
+ reply["LoginEnabled"] = true;
+
+ // check if we are configured, start wizard otherwise
+ if (!_configured) {
+ reply["Configured"] = false;
+ QList<QVariant> backends;
+ foreach(Storage *backend, _storageBackends.values()) {
+ QVariantMap v;
+ v["DisplayName"] = backend->displayName();
+ v["Description"] = backend->description();
+ v["SetupKeys"] = backend->setupKeys();
+ v["SetupDefaults"] = backend->setupDefaults();
+ backends.append(v);
+ }
+ reply["StorageBackends"] = backends;
+ reply["LoginEnabled"] = false;
+ }
+ else {
+ reply["Configured"] = true;
+ }
+ clientInfo[peer] = msg; // store for future reference
+ reply["MsgType"] = "ClientInitAck";
+ peer->writeSocketData(reply);
+ peer->socket()->flush(); // ensure that the write cache is flushed before we switch to ssl
+
+#ifdef HAVE_SSL
+ // after we told the client that we are ssl capable we switch to ssl mode
+ if (supportSsl && msg["UseSsl"].toBool()) {
+ qDebug() << qPrintable(tr("Starting TLS for Client:")) << peer->description();
+ connect(sslSocket, SIGNAL(sslErrors(const QList<QSslError> &)), SLOT(sslErrors(const QList<QSslError> &)));
+ sslSocket->startServerEncryption();
+ }
+#endif
+
+#ifndef QT_NO_COMPRESS
+ if (supportsCompression && msg["UseCompression"].toBool()) {
+ peer->socket()->setProperty("UseCompression", true);
+ qDebug() << "Using compression for Client:" << qPrintable(peer->socket()->peerAddress().toString());
+ }
+#endif
+ }
+ else {
+ // for the rest, we need an initialized connection
+ if (!clientInfo.contains(peer)) {
+ QVariantMap reply;
+ reply["MsgType"] = "ClientLoginReject";
+ reply["Error"] = tr("<b>Client not initialized!</b><br>You need to send an init message before trying to login.");
+ peer->writeSocketData(reply);
+ qWarning() << qPrintable(tr("Client")) << qPrintable(peer->socket()->peerAddress().toString()) << qPrintable(tr("did not send an init message before trying to login, rejecting."));
+ peer->close(); return;
+ }
+ if (msg["MsgType"] == "CoreSetupData") {
+ QVariantMap reply;
+ QString result = setupCore(msg["SetupData"].toMap());
+ if (!result.isEmpty()) {
+ reply["MsgType"] = "CoreSetupReject";
+ reply["Error"] = result;
+ }
+ else {
+ reply["MsgType"] = "CoreSetupAck";
+ }
+ peer->writeSocketData(reply);
+ }
+ else if (msg["MsgType"] == "ClientLogin") {
+ QVariantMap reply;
+ UserId uid = _storage->validateUser(msg["User"].toString(), msg["Password"].toString());
+ if (uid == 0) {
+ reply["MsgType"] = "ClientLoginReject";
+ reply["Error"] = tr("<b>Invalid username or password!</b><br>The username/password combination you supplied could not be found in the database.");
+ peer->writeSocketData(reply);
+ return;
+ }
+ reply["MsgType"] = "ClientLoginAck";
+ peer->writeSocketData(reply);
+ quInfo() << qPrintable(tr("Client")) << qPrintable(peer->socket()->peerAddress().toString()) << qPrintable(tr("initialized and authenticated successfully as \"%1\" (UserId: %2).").arg(msg["User"].toString()).arg(uid.toInt()));
+ setupClientSession(peer, uid);
+ }
+ }