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"] = _storageBackends[_storageBackends.keys().first()]->displayName();
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 _configured = initStorage(setupData, true);
277 return tr("Could not setup storage!");
280 s.setStorageSettings(setupData);
281 quInfo() << qPrintable(tr("Creating admin user..."));
282 _storage->addUser(user, password);
283 startListening(); // TODO check when we need this
287 /*** Storage Handling ***/
288 void Core::registerStorageBackends() {
289 // Register storage backends here!
290 registerStorageBackend(new SqliteStorage(this));
291 registerStorageBackend(new PostgreSqlStorage(this));
294 bool Core::registerStorageBackend(Storage *backend) {
295 if(backend->isAvailable()) {
296 _storageBackends[backend->displayName()] = backend;
299 backend->deleteLater();
304 void Core::unregisterStorageBackends() {
305 foreach(Storage *s, _storageBackends.values()) {
308 _storageBackends.clear();
311 void Core::unregisterStorageBackend(Storage *backend) {
312 _storageBackends.remove(backend->displayName());
313 backend->deleteLater();
317 // "Type" => "sqlite"
318 bool Core::initStorage(const QString &backend, QVariantMap settings, bool setup) {
321 if(backend.isEmpty()) {
325 Storage *storage = 0;
326 if(_storageBackends.contains(backend)) {
327 storage = _storageBackends[backend];
329 qCritical() << "Selected storage backend is not available:" << backend;
333 Storage::State storageState = storage->init(settings);
334 switch(storageState) {
335 case Storage::NeedsSetup:
337 return false; // trigger setup process
338 if(storage->setup(settings))
339 return initStorage(backend, settings, false);
340 // if setup wasn't successfull we mark the backend as unavailable
341 case Storage::NotAvailable:
342 qCritical() << "Selected storage backend is not available:" << backend;
343 storage->deleteLater();
344 _storageBackends.remove(backend);
347 case Storage::IsReady:
348 // delete all other backends
349 _storageBackends.remove(backend);
350 unregisterStorageBackends();
351 connect(storage, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)), this, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)));
357 bool Core::initStorage(QVariantMap dbSettings, bool setup) {
358 return initStorage(dbSettings["Backend"].toString(), dbSettings["ConnectionProperties"].toMap(), setup);
362 void Core::syncStorage() {
367 /*** Storage Access ***/
368 bool Core::createNetwork(UserId user, NetworkInfo &info) {
369 NetworkId networkId = instance()->_storage->createNetwork(user, info);
370 if(!networkId.isValid())
373 info.networkId = networkId;
377 /*** Network Management ***/
379 bool Core::startListening() {
380 // in mono mode we only start a local port if a port is specified in the cli call
381 if(Quassel::runMode() == Quassel::Monolithic && !Quassel::isOptionSet("port"))
384 bool success = false;
385 uint port = Quassel::optionValue("port").toUInt();
387 const QString listen = Quassel::optionValue("listen");
388 const QStringList listen_list = listen.split(",", QString::SkipEmptyParts);
389 if(listen_list.size() > 0) {
390 foreach (const QString listen_term, listen_list) { // TODO: handle multiple interfaces for same TCP version gracefully
392 if(!addr.setAddress(listen_term)) {
393 qCritical() << qPrintable(
394 tr("Invalid listen address %1")
398 switch(addr.protocol()) {
399 case QAbstractSocket::IPv4Protocol:
400 if(_server.listen(addr, port)) {
401 quInfo() << qPrintable(
402 tr("Listening for GUI clients on IPv4 %1 port %2 using protocol version %3")
403 .arg(addr.toString())
404 .arg(_server.serverPort())
405 .arg(Quassel::buildInfo().protocolVersion)
409 quWarning() << qPrintable(
410 tr("Could not open IPv4 interface %1:%2: %3")
411 .arg(addr.toString())
413 .arg(_server.errorString()));
415 case QAbstractSocket::IPv6Protocol:
416 if(_v6server.listen(addr, port)) {
417 quInfo() << qPrintable(
418 tr("Listening for GUI clients on IPv6 %1 port %2 using protocol version %3")
419 .arg(addr.toString())
420 .arg(_v6server.serverPort())
421 .arg(Quassel::buildInfo().protocolVersion)
425 // if v4 succeeded on Any, the port will be already in use - don't display the error then
426 // FIXME: handle this more sanely, make sure we can listen to both v4 and v6 by default!
427 if(!success || _v6server.serverError() != QAbstractSocket::AddressInUseError)
428 quWarning() << qPrintable(
429 tr("Could not open IPv6 interface %1:%2: %3")
430 .arg(addr.toString())
432 .arg(_v6server.errorString()));
436 qCritical() << qPrintable(
437 tr("Invalid listen address %1, unknown network protocol")
446 quError() << qPrintable(tr("Could not open any network interfaces to listen on!"));
451 void Core::stopListening(const QString &reason) {
452 bool wasListening = false;
453 if(_server.isListening()) {
457 if(_v6server.isListening()) {
463 quInfo() << "No longer listening for GUI clients.";
465 quInfo() << qPrintable(reason);
469 void Core::incomingConnection() {
470 QTcpServer *server = qobject_cast<QTcpServer *>(sender());
472 while(server->hasPendingConnections()) {
473 QTcpSocket *socket = server->nextPendingConnection();
474 connect(socket, SIGNAL(disconnected()), this, SLOT(clientDisconnected()));
475 connect(socket, SIGNAL(readyRead()), this, SLOT(clientHasData()));
476 connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(socketError(QAbstractSocket::SocketError)));
478 QVariantMap clientInfo;
479 blocksizes.insert(socket, (quint32)0);
480 quInfo() << qPrintable(tr("Client connected from")) << qPrintable(socket->peerAddress().toString());
483 stopListening(tr("Closing server for basic setup."));
488 void Core::clientHasData() {
489 QTcpSocket *socket = dynamic_cast<QTcpSocket*>(sender());
490 Q_ASSERT(socket && blocksizes.contains(socket));
492 while(SignalProxy::readDataFromDevice(socket, blocksizes[socket], item)) {
493 QVariantMap msg = item.toMap();
494 processClientMessage(socket, msg);
495 if(!blocksizes.contains(socket)) break; // this socket is no longer ours to handle!
499 void Core::processClientMessage(QTcpSocket *socket, const QVariantMap &msg) {
500 if(!msg.contains("MsgType")) {
501 // Client is way too old, does not even use the current init format
502 qWarning() << qPrintable(tr("Antique client trying to connect... refusing."));
506 // OK, so we have at least an init message format we can understand
507 if(msg["MsgType"] == "ClientInit") {
510 // Just version information -- check it!
511 uint ver = msg["ProtocolVersion"].toUInt();
512 if(ver < Quassel::buildInfo().coreNeedsProtocol) {
513 reply["MsgType"] = "ClientInitReject";
514 reply["Error"] = tr("<b>Your Quassel Client is too old!</b><br>"
515 "This core needs at least client/core protocol version %1.<br>"
516 "Please consider upgrading your client.").arg(Quassel::buildInfo().coreNeedsProtocol);
517 SignalProxy::writeDataToDevice(socket, reply);
518 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("too old, rejecting."));
519 socket->close(); return;
522 reply["ProtocolVersion"] = Quassel::buildInfo().protocolVersion;
523 reply["CoreVersion"] = Quassel::buildInfo().fancyVersionString;
524 reply["CoreDate"] = Quassel::buildInfo().buildDate;
525 reply["CoreStartTime"] = startTime(); // v10 clients don't necessarily parse this, see below
527 // FIXME: newer clients no longer use the hardcoded CoreInfo (for now), since it gets the
528 // time zone wrong. With the next protocol bump (10 -> 11), we should remove this
529 // or make it properly configurable.
531 int uptime = startTime().secsTo(QDateTime::currentDateTime().toUTC());
532 int updays = uptime / 86400; uptime %= 86400;
533 int uphours = uptime / 3600; uptime %= 3600;
534 int upmins = uptime / 60;
535 reply["CoreInfo"] = tr("<b>Quassel Core Version %1</b><br>"
537 "Up %3d%4h%5m (since %6)").arg(Quassel::buildInfo().fancyVersionString)
538 .arg(Quassel::buildInfo().buildDate)
539 .arg(updays).arg(uphours,2,10,QChar('0')).arg(upmins,2,10,QChar('0')).arg(startTime().toString(Qt::TextDate));
541 reply["CoreFeatures"] = (int)Quassel::features();
544 SslServer *sslServer = qobject_cast<SslServer *>(&_server);
545 QSslSocket *sslSocket = qobject_cast<QSslSocket *>(socket);
546 bool supportSsl = (bool)sslServer && (bool)sslSocket && sslServer->isCertValid();
548 bool supportSsl = false;
551 #ifndef QT_NO_COMPRESS
552 bool supportsCompression = true;
554 bool supportsCompression = false;
557 reply["SupportSsl"] = supportSsl;
558 reply["SupportsCompression"] = supportsCompression;
559 // switch to ssl/compression after client has been informed about our capabilities (see below)
561 reply["LoginEnabled"] = true;
563 // check if we are configured, start wizard otherwise
565 reply["Configured"] = false;
566 QList<QVariant> backends;
567 foreach(Storage *backend, _storageBackends.values()) {
569 v["DisplayName"] = backend->displayName();
570 v["Description"] = backend->description();
571 v["SetupKeys"] = backend->setupKeys();
572 v["SetupDefaults"] = backend->setupDefaults();
575 reply["StorageBackends"] = backends;
576 reply["LoginEnabled"] = false;
578 reply["Configured"] = true;
580 clientInfo[socket] = msg; // store for future reference
581 reply["MsgType"] = "ClientInitAck";
582 SignalProxy::writeDataToDevice(socket, reply);
583 socket->flush(); // ensure that the write cache is flushed before we switch to ssl
586 // after we told the client that we are ssl capable we switch to ssl mode
587 if(supportSsl && msg["UseSsl"].toBool()) {
588 qDebug() << qPrintable(tr("Starting TLS for Client:")) << qPrintable(socket->peerAddress().toString());
589 connect(sslSocket, SIGNAL(sslErrors(const QList<QSslError> &)), this, SLOT(sslErrors(const QList<QSslError> &)));
590 sslSocket->startServerEncryption();
594 #ifndef QT_NO_COMPRESS
595 if(supportsCompression && msg["UseCompression"].toBool()) {
596 socket->setProperty("UseCompression", true);
597 qDebug() << "Using compression for Client:" << qPrintable(socket->peerAddress().toString());
602 // for the rest, we need an initialized connection
603 if(!clientInfo.contains(socket)) {
605 reply["MsgType"] = "ClientLoginReject";
606 reply["Error"] = tr("<b>Client not initialized!</b><br>You need to send an init message before trying to login.");
607 SignalProxy::writeDataToDevice(socket, reply);
608 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("did not send an init message before trying to login, rejecting."));
609 socket->close(); return;
611 if(msg["MsgType"] == "CoreSetupData") {
613 QString result = setupCore(msg["SetupData"].toMap());
614 if(!result.isEmpty()) {
615 reply["MsgType"] = "CoreSetupReject";
616 reply["Error"] = result;
618 reply["MsgType"] = "CoreSetupAck";
620 SignalProxy::writeDataToDevice(socket, reply);
621 } else if(msg["MsgType"] == "ClientLogin") {
623 UserId uid = _storage->validateUser(msg["User"].toString(), msg["Password"].toString());
625 reply["MsgType"] = "ClientLoginReject";
626 reply["Error"] = tr("<b>Invalid username or password!</b><br>The username/password combination you supplied could not be found in the database.");
627 SignalProxy::writeDataToDevice(socket, reply);
630 reply["MsgType"] = "ClientLoginAck";
631 SignalProxy::writeDataToDevice(socket, reply);
632 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()));
633 setupClientSession(socket, uid);
638 // Potentially called during the initialization phase (before handing the connection off to the session)
639 void Core::clientDisconnected() {
640 QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
642 // here it's safe to call methods on socket!
643 quInfo() << qPrintable(tr("Non-authed client disconnected.")) << qPrintable(socket->peerAddress().toString());
644 blocksizes.remove(socket);
645 clientInfo.remove(socket);
646 socket->deleteLater();
648 // we have to crawl through the hashes and see if we find a victim to remove
649 qDebug() << qPrintable(tr("Non-authed client disconnected. (socket allready destroyed)"));
651 // DO NOT CALL ANY METHODS ON socket!!
652 socket = static_cast<QTcpSocket *>(sender());
654 QHash<QTcpSocket *, quint32>::iterator blockSizeIter = blocksizes.begin();
655 while(blockSizeIter != blocksizes.end()) {
656 if(blockSizeIter.key() == socket) {
657 blockSizeIter = blocksizes.erase(blockSizeIter);
663 QHash<QTcpSocket *, QVariantMap>::iterator clientInfoIter = clientInfo.begin();
664 while(clientInfoIter != clientInfo.end()) {
665 if(clientInfoIter.key() == socket) {
666 clientInfoIter = clientInfo.erase(clientInfoIter);
674 // make server listen again if still not configured
679 // TODO remove unneeded sessions - if necessary/possible...
680 // Suggestion: kill sessions if they are not connected to any network and client.
683 void Core::setupClientSession(QTcpSocket *socket, UserId uid) {
684 // From now on everything is handled by the client session
685 disconnect(socket, 0, this, 0);
687 blocksizes.remove(socket);
688 clientInfo.remove(socket);
690 // Find or create session for validated user
691 SessionThread *session;
692 if(sessions.contains(uid)) {
693 session = sessions[uid];
695 session = createSession(uid);
697 qWarning() << qPrintable(tr("Could not initialize session for client:")) << qPrintable(socket->peerAddress().toString());
703 // as we are currently handling an event triggered by incoming data on this socket
704 // it is unsafe to directly move the socket to the client thread.
705 QCoreApplication::postEvent(this, new AddClientEvent(socket, uid));
708 void Core::customEvent(QEvent *event) {
709 if(event->type() == AddClientEventId) {
710 AddClientEvent *addClientEvent = static_cast<AddClientEvent *>(event);
711 addClientHelper(addClientEvent->socket, addClientEvent->userId);
716 void Core::addClientHelper(QTcpSocket *socket, UserId uid) {
717 // Find or create session for validated user
718 if(!sessions.contains(uid)) {
719 qWarning() << qPrintable(tr("Could not find a session for client:")) << qPrintable(socket->peerAddress().toString());
724 SessionThread *session = sessions[uid];
725 session->addClient(socket);
728 void Core::setupInternalClientSession(SignalProxy *proxy) {
731 setupCoreForInternalUsage();
736 uid = _storage->internalUser();
738 qWarning() << "Core::setupInternalClientSession(): You're trying to run monolithic Quassel with an unusable Backend! Go fix it!";
742 // Find or create session for validated user
744 if(sessions.contains(uid))
745 sess = sessions[uid];
747 sess = createSession(uid);
748 sess->addClient(proxy);
751 SessionThread *Core::createSession(UserId uid, bool restore) {
752 if(sessions.contains(uid)) {
753 qWarning() << "Calling createSession() when a session for the user already exists!";
756 SessionThread *sess = new SessionThread(uid, restore, this);
757 sessions[uid] = sess;
763 void Core::sslErrors(const QList<QSslError> &errors) {
765 QSslSocket *socket = qobject_cast<QSslSocket *>(sender());
767 socket->ignoreSslErrors();
771 void Core::socketError(QAbstractSocket::SocketError err) {
772 QAbstractSocket *socket = qobject_cast<QAbstractSocket *>(sender());
773 if(socket && err != QAbstractSocket::RemoteHostClosedError)
774 qWarning() << "Core::socketError()" << socket << err << socket->errorString();
777 // migration / backend selection
778 bool Core::selectBackend(const QString &backend) {
779 // reregister all storage backends
780 registerStorageBackends();
781 if(!_storageBackends.contains(backend)) {
782 qWarning() << qPrintable(QString("Core::selectBackend(): unsupported backend: %1").arg(backend));
783 qWarning() << " supported backends are:" << qPrintable(QStringList(_storageBackends.keys()).join(", "));
787 Storage *storage = _storageBackends[backend];
788 QVariantMap settings = promptForSettings(storage);
790 Storage::State storageState = storage->init(settings);
791 switch(storageState) {
792 case Storage::IsReady:
793 saveBackendSettings(backend, settings);
794 qWarning() << "Switched backend to:" << qPrintable(backend);
795 qWarning() << "Backend already initialized. Skipping Migration";
797 case Storage::NotAvailable:
798 qCritical() << "Backend is not available:" << qPrintable(backend);
800 case Storage::NeedsSetup:
801 if(!storage->setup(settings)) {
802 qWarning() << qPrintable(QString("Core::selectBackend(): unable to setup backend: %1").arg(backend));
806 if(storage->init(settings) != Storage::IsReady) {
807 qWarning() << qPrintable(QString("Core::migrateBackend(): unable to initialize backend: %1").arg(backend));
811 saveBackendSettings(backend, settings);
812 qWarning() << "Switched backend to:" << qPrintable(backend);
816 // let's see if we have a current storage object we can migrate from
817 AbstractSqlMigrationReader *reader = getMigrationReader(_storage);
818 AbstractSqlMigrationWriter *writer = getMigrationWriter(storage);
819 if(reader && writer) {
820 qDebug() << qPrintable(QString("Migrating Storage backend %1 to %2...").arg(_storage->displayName(), storage->displayName()));
825 if(reader->migrateTo(writer)) {
826 qDebug() << "Migration finished!";
827 saveBackendSettings(backend, settings);
831 qWarning() << qPrintable(QString("Core::migrateDb(): unable to migrate storage backend! (No migration writer for %1)").arg(backend));
834 // inform the user why we cannot merge
836 qWarning() << "No currently active backend. Skipping migration.";
838 qWarning() << "Currently active backend does not support migration:" << qPrintable(_storage->displayName());
841 qWarning() << "New backend does not support migration:" << qPrintable(backend);
844 // so we were unable to merge, but let's create a user \o/
850 void Core::createUser() {
851 QTextStream out(stdout);
852 QTextStream in(stdin);
853 out << "Add a new user:" << endl;
856 QString username = in.readLine().trimmed();
861 QString password = in.readLine().trimmed();
863 out << "Repeat Password: ";
865 QString password2 = in.readLine().trimmed();
869 if(password != password2) {
870 qWarning() << "Passwords don't match!";
873 if(password.isEmpty()) {
874 qWarning() << "Password is empty!";
878 if(_storage->addUser(username, password).isValid()) {
879 out << "Added user " << username << " successfully!" << endl;
881 qWarning() << "Unable to add user:" << qPrintable(username);
885 void Core::changeUserPass(const QString &username) {
886 QTextStream out(stdout);
887 QTextStream in(stdin);
888 UserId userId = _storage->getUserId(username);
889 if(!userId.isValid()) {
890 out << "User " << username << " does not exist." << endl;
894 out << "Change password for user: " << username << endl;
897 out << "New Password: ";
899 QString password = in.readLine().trimmed();
901 out << "Repeat Password: ";
903 QString password2 = in.readLine().trimmed();
907 if(password != password2) {
908 qWarning() << "Passwords don't match!";
911 if(password.isEmpty()) {
912 qWarning() << "Password is empty!";
916 if(_storage->updateUser(userId, password)) {
917 out << "Password changed successfuly!" << endl;
919 qWarning() << "Failed to change password!";
923 AbstractSqlMigrationReader *Core::getMigrationReader(Storage *storage) {
927 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
929 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
933 return sqlStorage->createMigrationReader();
936 AbstractSqlMigrationWriter *Core::getMigrationWriter(Storage *storage) {
940 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
942 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
946 return sqlStorage->createMigrationWriter();
949 void Core::saveBackendSettings(const QString &backend, const QVariantMap &settings) {
950 QVariantMap dbsettings;
951 dbsettings["Backend"] = backend;
952 dbsettings["ConnectionProperties"] = settings;
953 CoreSettings().setStorageSettings(dbsettings);
956 QVariantMap Core::promptForSettings(const Storage *storage) {
957 QVariantMap settings;
959 QStringList keys = storage->setupKeys();
963 QTextStream out(stdout);
964 QTextStream in(stdin);
965 out << "Default values are in brackets" << endl;
967 QVariantMap defaults = storage->setupDefaults();
969 foreach(QString key, keys) {
971 if(defaults.contains(key)) {
975 if(!val.toString().isEmpty()) {
976 out << " (" << val.toString() << ")";
981 bool noEcho = QString("password").toLower().startsWith(key.toLower());
985 value = in.readLine().trimmed();
991 if(!value.isEmpty()) {
992 switch(defaults[key].type()) {
994 val = QVariant(value.toInt());
997 val = QVariant(value);
1000 settings[key] = val;
1007 void Core::stdInEcho(bool on) {
1008 HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
1010 GetConsoleMode(hStdin, &mode);
1012 mode |= ENABLE_ECHO_INPUT;
1014 mode &= ~ENABLE_ECHO_INPUT;
1015 SetConsoleMode(hStdin, mode);
1018 void Core::stdInEcho(bool on) {
1020 tcgetattr(STDIN_FILENO, &t);
1025 tcsetattr(STDIN_FILENO, TCSANOW, &t);
1027 #endif /* Q_OS_WIN32 */