1 /***************************************************************************
2 * Copyright (C) 2005-09 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #include <QCoreApplication>
24 #include "coresession.h"
25 #include "coresettings.h"
26 #include "postgresqlstorage.h"
28 #include "signalproxy.h"
29 #include "sqlitestorage.h"
42 #endif /* Q_OS_WIN32 */
46 # include <sys/types.h>
47 # include <sys/stat.h>
48 #endif /* Q_OS_WIN32 */
50 // ==============================
52 // ==============================
53 const int Core::AddClientEventId = QEvent::registerEventType();
55 class AddClientEvent : public QEvent {
57 AddClientEvent(QTcpSocket *socket, UserId uid) : QEvent(QEvent::Type(Core::AddClientEventId)), socket(socket), userId(uid) {}
63 // ==============================
65 // ==============================
66 Core *Core::instanceptr = 0;
68 Core *Core::instance() {
69 if(instanceptr) return instanceptr;
70 instanceptr = new Core();
75 void Core::destroy() {
84 umask(S_IRWXG | S_IRWXO);
85 #endif /* Q_OS_WIN32 */
86 _startTime = QDateTime::currentDateTime().toUTC(); // for uptime :)
88 Quassel::loadTranslation(QLocale::system());
90 // FIXME: MIGRATION 0.3 -> 0.4: Move database and core config to new location
91 // Move settings, note this does not delete the old files
93 QSettings newSettings("quassel-irc.org", "quasselcore");
97 QSettings::Format format = QSettings::IniFormat;
99 QSettings::Format format = QSettings::NativeFormat;
101 QString newFilePath = Quassel::configDirPath() + "quasselcore"
102 + ((format == QSettings::NativeFormat) ? QLatin1String(".conf") : QLatin1String(".ini"));
103 QSettings newSettings(newFilePath, format);
104 #endif /* Q_WS_MAC */
106 if(newSettings.value("Config/Version").toUInt() == 0) {
108 QString org = "quassel-irc.org";
110 QString org = "Quassel Project";
112 QSettings oldSettings(org, "Quassel Core");
113 if(oldSettings.allKeys().count()) {
114 qWarning() << "\n\n*** IMPORTANT: Config and data file locations have changed. Attempting to auto-migrate your core settings...";
115 foreach(QString key, oldSettings.allKeys())
116 newSettings.setValue(key, oldSettings.value(key));
117 newSettings.setValue("Config/Version", 1);
118 qWarning() << "* Your core settings have been migrated to" << newSettings.fileName();
120 #ifndef Q_WS_MAC /* we don't need to move the db and cert for mac */
122 QString quasselDir = qgetenv("APPDATA") + "/quassel/";
123 #elif defined Q_WS_MAC
124 QString quasselDir = QDir::homePath() + "/Library/Application Support/Quassel/";
126 QString quasselDir = QDir::homePath() + "/.quassel/";
129 QFileInfo info(Quassel::configDirPath() + "quassel-storage.sqlite");
131 // move database, if we found it
132 QFile oldDb(quasselDir + "quassel-storage.sqlite");
134 bool success = oldDb.rename(Quassel::configDirPath() + "quassel-storage.sqlite");
136 qWarning() << "* Your database has been moved to" << Quassel::configDirPath() + "quassel-storage.sqlite";
138 qWarning() << "!!! Moving your database has failed. Please move it manually into" << Quassel::configDirPath();
142 QFileInfo certInfo(quasselDir + "quasselCert.pem");
143 if(certInfo.exists()) {
144 QFile cert(quasselDir + "quasselCert.pem");
145 bool success = cert.rename(Quassel::configDirPath() + "quasselCert.pem");
147 qWarning() << "* Your certificate has been moved to" << Quassel::configDirPath() + "quasselCert.pem";
149 qWarning() << "!!! Moving your certificate has failed. Please move it manually into" << Quassel::configDirPath();
151 #endif /* !Q_WS_MAC */
152 qWarning() << "*** Migration completed.\n\n";
157 // check settings version
158 // so far, we only have 1
160 if(s.version() != 1) {
161 qCritical() << "Invalid core settings version, terminating!";
165 registerStorageBackends();
167 connect(&_storageSyncTimer, SIGNAL(timeout()), this, SLOT(syncStorage()));
168 _storageSyncTimer.start(10 * 60 * 1000); // 10 minutes
173 _configured = initStorage(cs.storageSettings().toMap());
175 if(Quassel::isOptionSet("select-backend")) {
176 selectBackend(Quassel::optionValue("select-backend"));
181 if(!_storageBackends.count()) {
182 qWarning() << qPrintable(tr("Could not initialize any storage backend! Exiting..."));
183 qWarning() << qPrintable(tr("Currently, Quassel supports SQLite3 and PostgreSQL. You need to build your\n"
184 "Qt library with the sqlite or postgres plugin enabled in order for quasselcore\n"
186 exit(1); // TODO make this less brutal (especially for mono client -> popup)
188 qWarning() << "Core is currently not configured! Please connect with a Quassel Client for basic setup.";
191 if(Quassel::isOptionSet("add-user")) {
196 if(Quassel::isOptionSet("change-userpass")) {
197 changeUserPass(Quassel::optionValue("change-userpass"));
201 connect(&_server, SIGNAL(newConnection()), this, SLOT(incomingConnection()));
202 connect(&_v6server, SIGNAL(newConnection()), this, SLOT(incomingConnection()));
203 if(!startListening()) exit(1); // TODO make this less brutal
207 foreach(QTcpSocket *socket, blocksizes.keys()) {
208 socket->disconnectFromHost(); // disconnect non authed clients
210 qDeleteAll(sessions);
211 qDeleteAll(_storageBackends);
214 /*** Session Restore ***/
216 void Core::saveState() {
219 QVariantList activeSessions;
220 foreach(UserId user, instance()->sessions.keys()) activeSessions << QVariant::fromValue<UserId>(user);
221 state["CoreStateVersion"] = 1;
222 state["ActiveSessions"] = activeSessions;
223 s.setCoreState(state);
226 void Core::restoreState() {
227 if(!instance()->_configured) {
228 // qWarning() << qPrintable(tr("Cannot restore a state for an unconfigured core!"));
231 if(instance()->sessions.count()) {
232 qWarning() << qPrintable(tr("Calling restoreState() even though active sessions exist!"));
236 /* We don't check, since we are at the first version since switching to Git
237 uint statever = s.coreState().toMap()["CoreStateVersion"].toUInt();
239 qWarning() << qPrintable(tr("Core state too old, ignoring..."));
243 QVariantList activeSessions = s.coreState().toMap()["ActiveSessions"].toList();
244 if(activeSessions.count() > 0) {
245 quInfo() << "Restoring previous core state...";
246 foreach(QVariant v, activeSessions) {
247 UserId user = v.value<UserId>();
248 instance()->createSession(user, true);
254 QString Core::setupCoreForInternalUsage() {
255 Q_ASSERT(!_storageBackends.isEmpty());
256 QVariantMap setupData;
257 qsrand(QDateTime::currentDateTime().toTime_t());
259 for(int i = 0; i < 10; i++) {
261 pass += qrand() % 10;
263 setupData["AdminUser"] = "AdminUser";
264 setupData["AdminPasswd"] = QString::number(pass);
265 setupData["Backend"] = QString("SQLite"); // mono client currently needs sqlite
266 return setupCore(setupData);
269 QString Core::setupCore(QVariantMap setupData) {
270 QString user = setupData.take("AdminUser").toString();
271 QString password = setupData.take("AdminPasswd").toString();
272 if(user.isEmpty() || password.isEmpty()) {
273 return tr("Admin user or password not set.");
275 if(_configured || !(_configured = initStorage(setupData, true))) {
276 return tr("Could not setup storage!");
279 s.setStorageSettings(setupData);
280 quInfo() << qPrintable(tr("Creating admin user..."));
281 _storage->addUser(user, password);
282 startListening(); // TODO check when we need this
286 /*** Storage Handling ***/
287 void Core::registerStorageBackends() {
288 // Register storage backends here!
289 registerStorageBackend(new SqliteStorage(this));
290 registerStorageBackend(new PostgreSqlStorage(this));
293 bool Core::registerStorageBackend(Storage *backend) {
294 if(backend->isAvailable()) {
295 _storageBackends[backend->displayName()] = backend;
298 backend->deleteLater();
303 void Core::unregisterStorageBackends() {
304 foreach(Storage *s, _storageBackends.values()) {
307 _storageBackends.clear();
310 void Core::unregisterStorageBackend(Storage *backend) {
311 _storageBackends.remove(backend->displayName());
312 backend->deleteLater();
316 // "Type" => "sqlite"
317 bool Core::initStorage(const QString &backend, QVariantMap settings, bool setup) {
320 if(backend.isEmpty()) {
324 Storage *storage = 0;
325 if(_storageBackends.contains(backend)) {
326 storage = _storageBackends[backend];
328 qCritical() << "Selected storage backend is not available:" << backend;
332 Storage::State storageState = storage->init(settings);
333 switch(storageState) {
334 case Storage::NeedsSetup:
336 return false; // trigger setup process
337 if(storage->setup(settings))
338 return initStorage(backend, settings, false);
339 // if setup wasn't successfull we mark the backend as unavailable
340 case Storage::NotAvailable:
341 qCritical() << "Selected storage backend is not available:" << backend;
342 storage->deleteLater();
343 _storageBackends.remove(backend);
346 case Storage::IsReady:
347 // delete all other backends
348 _storageBackends.remove(backend);
349 unregisterStorageBackends();
350 connect(storage, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)), this, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)));
356 bool Core::initStorage(QVariantMap dbSettings, bool setup) {
357 return initStorage(dbSettings["Backend"].toString(), dbSettings["ConnectionProperties"].toMap(), setup);
361 void Core::syncStorage() {
366 /*** Storage Access ***/
367 bool Core::createNetwork(UserId user, NetworkInfo &info) {
368 NetworkId networkId = instance()->_storage->createNetwork(user, info);
369 if(!networkId.isValid())
372 info.networkId = networkId;
376 /*** Network Management ***/
378 bool Core::startListening() {
379 // in mono mode we only start a local port if a port is specified in the cli call
380 if(Quassel::runMode() == Quassel::Monolithic && !Quassel::isOptionSet("port"))
383 bool success = false;
384 uint port = Quassel::optionValue("port").toUInt();
386 const QString listen = Quassel::optionValue("listen");
387 const QStringList listen_list = listen.split(",", QString::SkipEmptyParts);
388 if(listen_list.size() > 0) {
389 foreach (const QString listen_term, listen_list) { // TODO: handle multiple interfaces for same TCP version gracefully
391 if(!addr.setAddress(listen_term)) {
392 qCritical() << qPrintable(
393 tr("Invalid listen address %1")
397 switch(addr.protocol()) {
398 case QAbstractSocket::IPv6Protocol:
399 if(_v6server.listen(addr, port)) {
400 quInfo() << qPrintable(
401 tr("Listening for GUI clients on IPv6 %1 port %2 using protocol version %3")
402 .arg(addr.toString())
403 .arg(_v6server.serverPort())
404 .arg(Quassel::buildInfo().protocolVersion)
408 quWarning() << qPrintable(
409 tr("Could not open IPv6 interface %1:%2: %3")
410 .arg(addr.toString())
412 .arg(_v6server.errorString()));
414 case QAbstractSocket::IPv4Protocol:
415 if(_server.listen(addr, port)) {
416 quInfo() << qPrintable(
417 tr("Listening for GUI clients on IPv4 %1 port %2 using protocol version %3")
418 .arg(addr.toString())
419 .arg(_server.serverPort())
420 .arg(Quassel::buildInfo().protocolVersion)
424 // if v6 succeeded on Any, the port will be already in use - don't display the error then
425 if(!success || _server.serverError() != QAbstractSocket::AddressInUseError)
426 quWarning() << qPrintable(
427 tr("Could not open IPv4 interface %1:%2: %3")
428 .arg(addr.toString())
430 .arg(_server.errorString()));
434 qCritical() << qPrintable(
435 tr("Invalid listen address %1, unknown network protocol")
444 quError() << qPrintable(tr("Could not open any network interfaces to listen on!"));
449 void Core::stopListening(const QString &reason) {
450 bool wasListening = false;
451 if(_server.isListening()) {
455 if(_v6server.isListening()) {
461 quInfo() << "No longer listening for GUI clients.";
463 quInfo() << qPrintable(reason);
467 void Core::incomingConnection() {
468 QTcpServer *server = qobject_cast<QTcpServer *>(sender());
470 while(server->hasPendingConnections()) {
471 QTcpSocket *socket = server->nextPendingConnection();
472 connect(socket, SIGNAL(disconnected()), this, SLOT(clientDisconnected()));
473 connect(socket, SIGNAL(readyRead()), this, SLOT(clientHasData()));
474 connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(socketError(QAbstractSocket::SocketError)));
476 QVariantMap clientInfo;
477 blocksizes.insert(socket, (quint32)0);
478 quInfo() << qPrintable(tr("Client connected from")) << qPrintable(socket->peerAddress().toString());
481 stopListening(tr("Closing server for basic setup."));
486 void Core::clientHasData() {
487 QTcpSocket *socket = dynamic_cast<QTcpSocket*>(sender());
488 Q_ASSERT(socket && blocksizes.contains(socket));
490 while(SignalProxy::readDataFromDevice(socket, blocksizes[socket], item)) {
491 QVariantMap msg = item.toMap();
492 processClientMessage(socket, msg);
493 if(!blocksizes.contains(socket)) break; // this socket is no longer ours to handle!
497 void Core::processClientMessage(QTcpSocket *socket, const QVariantMap &msg) {
498 if(!msg.contains("MsgType")) {
499 // Client is way too old, does not even use the current init format
500 qWarning() << qPrintable(tr("Antique client trying to connect... refusing."));
504 // OK, so we have at least an init message format we can understand
505 if(msg["MsgType"] == "ClientInit") {
508 // Just version information -- check it!
509 uint ver = msg["ProtocolVersion"].toUInt();
510 if(ver < Quassel::buildInfo().coreNeedsProtocol) {
511 reply["MsgType"] = "ClientInitReject";
512 reply["Error"] = tr("<b>Your Quassel Client is too old!</b><br>"
513 "This core needs at least client/core protocol version %1.<br>"
514 "Please consider upgrading your client.").arg(Quassel::buildInfo().coreNeedsProtocol);
515 SignalProxy::writeDataToDevice(socket, reply);
516 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("too old, rejecting."));
517 socket->close(); return;
520 reply["ProtocolVersion"] = Quassel::buildInfo().protocolVersion;
521 reply["CoreVersion"] = Quassel::buildInfo().fancyVersionString;
522 reply["CoreDate"] = Quassel::buildInfo().buildDate;
523 reply["CoreStartTime"] = startTime(); // v10 clients don't necessarily parse this, see below
525 // FIXME: newer clients no longer use the hardcoded CoreInfo (for now), since it gets the
526 // time zone wrong. With the next protocol bump (10 -> 11), we should remove this
527 // or make it properly configurable.
529 int uptime = startTime().secsTo(QDateTime::currentDateTime().toUTC());
530 int updays = uptime / 86400; uptime %= 86400;
531 int uphours = uptime / 3600; uptime %= 3600;
532 int upmins = uptime / 60;
533 reply["CoreInfo"] = tr("<b>Quassel Core Version %1</b><br>"
535 "Up %3d%4h%5m (since %6)").arg(Quassel::buildInfo().fancyVersionString)
536 .arg(Quassel::buildInfo().buildDate)
537 .arg(updays).arg(uphours,2,10,QChar('0')).arg(upmins,2,10,QChar('0')).arg(startTime().toString(Qt::TextDate));
539 reply["CoreFeatures"] = (int)Quassel::features();
542 SslServer *sslServer = qobject_cast<SslServer *>(&_server);
543 QSslSocket *sslSocket = qobject_cast<QSslSocket *>(socket);
544 bool supportSsl = (bool)sslServer && (bool)sslSocket && sslServer->isCertValid();
546 bool supportSsl = false;
549 #ifndef QT_NO_COMPRESS
550 bool supportsCompression = true;
552 bool supportsCompression = false;
555 reply["SupportSsl"] = supportSsl;
556 reply["SupportsCompression"] = supportsCompression;
557 // switch to ssl/compression after client has been informed about our capabilities (see below)
559 reply["LoginEnabled"] = true;
561 // check if we are configured, start wizard otherwise
563 reply["Configured"] = false;
564 QList<QVariant> backends;
565 foreach(Storage *backend, _storageBackends.values()) {
567 v["DisplayName"] = backend->displayName();
568 v["Description"] = backend->description();
569 v["SetupKeys"] = backend->setupKeys();
570 v["SetupDefaults"] = backend->setupDefaults();
573 reply["StorageBackends"] = backends;
574 reply["LoginEnabled"] = false;
576 reply["Configured"] = true;
578 clientInfo[socket] = msg; // store for future reference
579 reply["MsgType"] = "ClientInitAck";
580 SignalProxy::writeDataToDevice(socket, reply);
581 socket->flush(); // ensure that the write cache is flushed before we switch to ssl
584 // after we told the client that we are ssl capable we switch to ssl mode
585 if(supportSsl && msg["UseSsl"].toBool()) {
586 qDebug() << qPrintable(tr("Starting TLS for Client:")) << qPrintable(socket->peerAddress().toString());
587 connect(sslSocket, SIGNAL(sslErrors(const QList<QSslError> &)), this, SLOT(sslErrors(const QList<QSslError> &)));
588 sslSocket->startServerEncryption();
592 #ifndef QT_NO_COMPRESS
593 if(supportsCompression && msg["UseCompression"].toBool()) {
594 socket->setProperty("UseCompression", true);
595 qDebug() << "Using compression for Client:" << qPrintable(socket->peerAddress().toString());
600 // for the rest, we need an initialized connection
601 if(!clientInfo.contains(socket)) {
603 reply["MsgType"] = "ClientLoginReject";
604 reply["Error"] = tr("<b>Client not initialized!</b><br>You need to send an init message before trying to login.");
605 SignalProxy::writeDataToDevice(socket, reply);
606 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("did not send an init message before trying to login, rejecting."));
607 socket->close(); return;
609 if(msg["MsgType"] == "CoreSetupData") {
611 QString result = setupCore(msg["SetupData"].toMap());
612 if(!result.isEmpty()) {
613 reply["MsgType"] = "CoreSetupReject";
614 reply["Error"] = result;
616 reply["MsgType"] = "CoreSetupAck";
618 SignalProxy::writeDataToDevice(socket, reply);
619 } else if(msg["MsgType"] == "ClientLogin") {
621 UserId uid = _storage->validateUser(msg["User"].toString(), msg["Password"].toString());
623 reply["MsgType"] = "ClientLoginReject";
624 reply["Error"] = tr("<b>Invalid username or password!</b><br>The username/password combination you supplied could not be found in the database.");
625 SignalProxy::writeDataToDevice(socket, reply);
628 reply["MsgType"] = "ClientLoginAck";
629 SignalProxy::writeDataToDevice(socket, reply);
630 quInfo() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("initialized and authenticated successfully as \"%1\" (UserId: %2).").arg(msg["User"].toString()).arg(uid.toInt()));
631 setupClientSession(socket, uid);
636 // Potentially called during the initialization phase (before handing the connection off to the session)
637 void Core::clientDisconnected() {
638 QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
640 // here it's safe to call methods on socket!
641 quInfo() << qPrintable(tr("Non-authed client disconnected.")) << qPrintable(socket->peerAddress().toString());
642 blocksizes.remove(socket);
643 clientInfo.remove(socket);
644 socket->deleteLater();
646 // we have to crawl through the hashes and see if we find a victim to remove
647 qDebug() << qPrintable(tr("Non-authed client disconnected. (socket allready destroyed)"));
649 // DO NOT CALL ANY METHODS ON socket!!
650 socket = static_cast<QTcpSocket *>(sender());
652 QHash<QTcpSocket *, quint32>::iterator blockSizeIter = blocksizes.begin();
653 while(blockSizeIter != blocksizes.end()) {
654 if(blockSizeIter.key() == socket) {
655 blockSizeIter = blocksizes.erase(blockSizeIter);
661 QHash<QTcpSocket *, QVariantMap>::iterator clientInfoIter = clientInfo.begin();
662 while(clientInfoIter != clientInfo.end()) {
663 if(clientInfoIter.key() == socket) {
664 clientInfoIter = clientInfo.erase(clientInfoIter);
672 // make server listen again if still not configured
677 // TODO remove unneeded sessions - if necessary/possible...
678 // Suggestion: kill sessions if they are not connected to any network and client.
681 void Core::setupClientSession(QTcpSocket *socket, UserId uid) {
682 // From now on everything is handled by the client session
683 disconnect(socket, 0, this, 0);
685 blocksizes.remove(socket);
686 clientInfo.remove(socket);
688 // Find or create session for validated user
689 SessionThread *session;
690 if(sessions.contains(uid)) {
691 session = sessions[uid];
693 session = createSession(uid);
695 qWarning() << qPrintable(tr("Could not initialize session for client:")) << qPrintable(socket->peerAddress().toString());
701 // as we are currently handling an event triggered by incoming data on this socket
702 // it is unsafe to directly move the socket to the client thread.
703 QCoreApplication::postEvent(this, new AddClientEvent(socket, uid));
706 void Core::customEvent(QEvent *event) {
707 if(event->type() == AddClientEventId) {
708 AddClientEvent *addClientEvent = static_cast<AddClientEvent *>(event);
709 addClientHelper(addClientEvent->socket, addClientEvent->userId);
714 void Core::addClientHelper(QTcpSocket *socket, UserId uid) {
715 // Find or create session for validated user
716 if(!sessions.contains(uid)) {
717 qWarning() << qPrintable(tr("Could not find a session for client:")) << qPrintable(socket->peerAddress().toString());
722 SessionThread *session = sessions[uid];
723 session->addClient(socket);
726 void Core::setupInternalClientSession(SignalProxy *proxy) {
729 setupCoreForInternalUsage();
734 uid = _storage->internalUser();
736 qWarning() << "Core::setupInternalClientSession(): You're trying to run monolithic Quassel with an unusable Backend! Go fix it!";
740 // Find or create session for validated user
742 if(sessions.contains(uid))
743 sess = sessions[uid];
745 sess = createSession(uid);
746 sess->addClient(proxy);
749 SessionThread *Core::createSession(UserId uid, bool restore) {
750 if(sessions.contains(uid)) {
751 qWarning() << "Calling createSession() when a session for the user already exists!";
754 SessionThread *sess = new SessionThread(uid, restore, this);
755 sessions[uid] = sess;
761 void Core::sslErrors(const QList<QSslError> &errors) {
763 QSslSocket *socket = qobject_cast<QSslSocket *>(sender());
765 socket->ignoreSslErrors();
769 void Core::socketError(QAbstractSocket::SocketError err) {
770 QAbstractSocket *socket = qobject_cast<QAbstractSocket *>(sender());
771 if(socket && err != QAbstractSocket::RemoteHostClosedError)
772 qWarning() << "Core::socketError()" << socket << err << socket->errorString();
775 // migration / backend selection
776 bool Core::selectBackend(const QString &backend) {
777 // reregister all storage backends
778 registerStorageBackends();
779 if(!_storageBackends.contains(backend)) {
780 qWarning() << qPrintable(QString("Core::selectBackend(): unsupported backend: %1").arg(backend));
781 qWarning() << " supported backends are:" << qPrintable(QStringList(_storageBackends.keys()).join(", "));
785 Storage *storage = _storageBackends[backend];
786 QVariantMap settings = promptForSettings(storage);
788 Storage::State storageState = storage->init(settings);
789 switch(storageState) {
790 case Storage::IsReady:
791 saveBackendSettings(backend, settings);
792 qWarning() << "Switched backend to:" << qPrintable(backend);
793 qWarning() << "Backend already initialized. Skipping Migration";
795 case Storage::NotAvailable:
796 qCritical() << "Backend is not available:" << qPrintable(backend);
798 case Storage::NeedsSetup:
799 if(!storage->setup(settings)) {
800 qWarning() << qPrintable(QString("Core::selectBackend(): unable to setup backend: %1").arg(backend));
804 if(storage->init(settings) != Storage::IsReady) {
805 qWarning() << qPrintable(QString("Core::migrateBackend(): unable to initialize backend: %1").arg(backend));
809 saveBackendSettings(backend, settings);
810 qWarning() << "Switched backend to:" << qPrintable(backend);
814 // let's see if we have a current storage object we can migrate from
815 AbstractSqlMigrationReader *reader = getMigrationReader(_storage);
816 AbstractSqlMigrationWriter *writer = getMigrationWriter(storage);
817 if(reader && writer) {
818 qDebug() << qPrintable(QString("Migrating Storage backend %1 to %2...").arg(_storage->displayName(), storage->displayName()));
823 if(reader->migrateTo(writer)) {
824 qDebug() << "Migration finished!";
825 saveBackendSettings(backend, settings);
829 qWarning() << qPrintable(QString("Core::migrateDb(): unable to migrate storage backend! (No migration writer for %1)").arg(backend));
832 // inform the user why we cannot merge
834 qWarning() << "No currently active backend. Skipping migration.";
836 qWarning() << "Currently active backend does not support migration:" << qPrintable(_storage->displayName());
839 qWarning() << "New backend does not support migration:" << qPrintable(backend);
842 // so we were unable to merge, but let's create a user \o/
848 void Core::createUser() {
849 QTextStream out(stdout);
850 QTextStream in(stdin);
851 out << "Add a new user:" << endl;
854 QString username = in.readLine().trimmed();
859 QString password = in.readLine().trimmed();
861 out << "Repeat Password: ";
863 QString password2 = in.readLine().trimmed();
867 if(password != password2) {
868 qWarning() << "Passwords don't match!";
871 if(password.isEmpty()) {
872 qWarning() << "Password is empty!";
876 if(_configured && _storage->addUser(username, password).isValid()) {
877 out << "Added user " << username << " successfully!" << endl;
879 qWarning() << "Unable to add user:" << qPrintable(username);
883 void Core::changeUserPass(const QString &username) {
884 QTextStream out(stdout);
885 QTextStream in(stdin);
886 UserId userId = _storage->getUserId(username);
887 if(!userId.isValid()) {
888 out << "User " << username << " does not exist." << endl;
892 out << "Change password for user: " << username << endl;
895 out << "New Password: ";
897 QString password = in.readLine().trimmed();
899 out << "Repeat Password: ";
901 QString password2 = in.readLine().trimmed();
905 if(password != password2) {
906 qWarning() << "Passwords don't match!";
909 if(password.isEmpty()) {
910 qWarning() << "Password is empty!";
914 if(_configured && _storage->updateUser(userId, password)) {
915 out << "Password changed successfully!" << endl;
917 qWarning() << "Failed to change password!";
921 AbstractSqlMigrationReader *Core::getMigrationReader(Storage *storage) {
925 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
927 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
931 return sqlStorage->createMigrationReader();
934 AbstractSqlMigrationWriter *Core::getMigrationWriter(Storage *storage) {
938 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
940 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
944 return sqlStorage->createMigrationWriter();
947 void Core::saveBackendSettings(const QString &backend, const QVariantMap &settings) {
948 QVariantMap dbsettings;
949 dbsettings["Backend"] = backend;
950 dbsettings["ConnectionProperties"] = settings;
951 CoreSettings().setStorageSettings(dbsettings);
954 QVariantMap Core::promptForSettings(const Storage *storage) {
955 QVariantMap settings;
957 QStringList keys = storage->setupKeys();
961 QTextStream out(stdout);
962 QTextStream in(stdin);
963 out << "Default values are in brackets" << endl;
965 QVariantMap defaults = storage->setupDefaults();
967 foreach(QString key, keys) {
969 if(defaults.contains(key)) {
973 if(!val.toString().isEmpty()) {
974 out << " (" << val.toString() << ")";
979 bool noEcho = QString("password").toLower().startsWith(key.toLower());
983 value = in.readLine().trimmed();
989 if(!value.isEmpty()) {
990 switch(defaults[key].type()) {
992 val = QVariant(value.toInt());
995 val = QVariant(value);
1005 void Core::stdInEcho(bool on) {
1006 HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
1008 GetConsoleMode(hStdin, &mode);
1010 mode |= ENABLE_ECHO_INPUT;
1012 mode &= ~ENABLE_ECHO_INPUT;
1013 SetConsoleMode(hStdin, mode);
1016 void Core::stdInEcho(bool on) {
1018 tcgetattr(STDIN_FILENO, &t);
1023 tcsetattr(STDIN_FILENO, TCSANOW, &t);
1025 #endif /* Q_OS_WIN32 */