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
205 if(Quassel::isOptionSet("oidentd"))
206 _oidentdConfigGenerator = new OidentdConfigGenerator(this);
210 foreach(QTcpSocket *socket, blocksizes.keys()) {
211 socket->disconnectFromHost(); // disconnect non authed clients
213 qDeleteAll(sessions);
214 qDeleteAll(_storageBackends);
217 /*** Session Restore ***/
219 void Core::saveState() {
222 QVariantList activeSessions;
223 foreach(UserId user, instance()->sessions.keys()) activeSessions << QVariant::fromValue<UserId>(user);
224 state["CoreStateVersion"] = 1;
225 state["ActiveSessions"] = activeSessions;
226 s.setCoreState(state);
229 void Core::restoreState() {
230 if(!instance()->_configured) {
231 // qWarning() << qPrintable(tr("Cannot restore a state for an unconfigured core!"));
234 if(instance()->sessions.count()) {
235 qWarning() << qPrintable(tr("Calling restoreState() even though active sessions exist!"));
239 /* We don't check, since we are at the first version since switching to Git
240 uint statever = s.coreState().toMap()["CoreStateVersion"].toUInt();
242 qWarning() << qPrintable(tr("Core state too old, ignoring..."));
247 QVariantList activeSessions = s.coreState().toMap()["ActiveSessions"].toList();
248 if(activeSessions.count() > 0) {
249 quInfo() << "Restoring previous core state...";
250 foreach(QVariant v, activeSessions) {
251 UserId user = v.value<UserId>();
252 instance()->createSession(user, true);
258 QString Core::setupCoreForInternalUsage() {
259 Q_ASSERT(!_storageBackends.isEmpty());
260 QVariantMap setupData;
261 qsrand(QDateTime::currentDateTime().toTime_t());
263 for(int i = 0; i < 10; i++) {
265 pass += qrand() % 10;
267 setupData["AdminUser"] = "AdminUser";
268 setupData["AdminPasswd"] = QString::number(pass);
269 setupData["Backend"] = QString("SQLite"); // mono client currently needs sqlite
270 return setupCore(setupData);
273 QString Core::setupCore(QVariantMap setupData) {
274 QString user = setupData.take("AdminUser").toString();
275 QString password = setupData.take("AdminPasswd").toString();
276 if(user.isEmpty() || password.isEmpty()) {
277 return tr("Admin user or password not set.");
279 if(_configured || !(_configured = initStorage(setupData, true))) {
280 return tr("Could not setup storage!");
283 s.setStorageSettings(setupData);
284 quInfo() << qPrintable(tr("Creating admin user..."));
285 _storage->addUser(user, password);
286 startListening(); // TODO check when we need this
290 /*** Storage Handling ***/
291 void Core::registerStorageBackends() {
292 // Register storage backends here!
293 registerStorageBackend(new SqliteStorage(this));
294 registerStorageBackend(new PostgreSqlStorage(this));
297 bool Core::registerStorageBackend(Storage *backend) {
298 if(backend->isAvailable()) {
299 _storageBackends[backend->displayName()] = backend;
302 backend->deleteLater();
307 void Core::unregisterStorageBackends() {
308 foreach(Storage *s, _storageBackends.values()) {
311 _storageBackends.clear();
314 void Core::unregisterStorageBackend(Storage *backend) {
315 _storageBackends.remove(backend->displayName());
316 backend->deleteLater();
320 // "Type" => "sqlite"
321 bool Core::initStorage(const QString &backend, QVariantMap settings, bool setup) {
324 if(backend.isEmpty()) {
328 Storage *storage = 0;
329 if(_storageBackends.contains(backend)) {
330 storage = _storageBackends[backend];
332 qCritical() << "Selected storage backend is not available:" << backend;
336 Storage::State storageState = storage->init(settings);
337 switch(storageState) {
338 case Storage::NeedsSetup:
340 return false; // trigger setup process
341 if(storage->setup(settings))
342 return initStorage(backend, settings, false);
343 // if setup wasn't successfull we mark the backend as unavailable
344 case Storage::NotAvailable:
345 qCritical() << "Selected storage backend is not available:" << backend;
346 storage->deleteLater();
347 _storageBackends.remove(backend);
350 case Storage::IsReady:
351 // delete all other backends
352 _storageBackends.remove(backend);
353 unregisterStorageBackends();
354 connect(storage, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)), this, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)));
360 bool Core::initStorage(QVariantMap dbSettings, bool setup) {
361 return initStorage(dbSettings["Backend"].toString(), dbSettings["ConnectionProperties"].toMap(), setup);
365 void Core::syncStorage() {
370 /*** Storage Access ***/
371 bool Core::createNetwork(UserId user, NetworkInfo &info) {
372 NetworkId networkId = instance()->_storage->createNetwork(user, info);
373 if(!networkId.isValid())
376 info.networkId = networkId;
380 /*** Network Management ***/
382 bool Core::startListening() {
383 // in mono mode we only start a local port if a port is specified in the cli call
384 if(Quassel::runMode() == Quassel::Monolithic && !Quassel::isOptionSet("port"))
387 bool success = false;
388 uint port = Quassel::optionValue("port").toUInt();
390 const QString listen = Quassel::optionValue("listen");
391 const QStringList listen_list = listen.split(",", QString::SkipEmptyParts);
392 if(listen_list.size() > 0) {
393 foreach (const QString listen_term, listen_list) { // TODO: handle multiple interfaces for same TCP version gracefully
395 if(!addr.setAddress(listen_term)) {
396 qCritical() << qPrintable(
397 tr("Invalid listen address %1")
401 switch(addr.protocol()) {
402 case QAbstractSocket::IPv6Protocol:
403 if(_v6server.listen(addr, port)) {
404 quInfo() << qPrintable(
405 tr("Listening for GUI clients on IPv6 %1 port %2 using protocol version %3")
406 .arg(addr.toString())
407 .arg(_v6server.serverPort())
408 .arg(Quassel::buildInfo().protocolVersion)
412 quWarning() << qPrintable(
413 tr("Could not open IPv6 interface %1:%2: %3")
414 .arg(addr.toString())
416 .arg(_v6server.errorString()));
418 case QAbstractSocket::IPv4Protocol:
419 if(_server.listen(addr, port)) {
420 quInfo() << qPrintable(
421 tr("Listening for GUI clients on IPv4 %1 port %2 using protocol version %3")
422 .arg(addr.toString())
423 .arg(_server.serverPort())
424 .arg(Quassel::buildInfo().protocolVersion)
428 // if v6 succeeded on Any, the port will be already in use - don't display the error then
429 if(!success || _server.serverError() != QAbstractSocket::AddressInUseError)
430 quWarning() << qPrintable(
431 tr("Could not open IPv4 interface %1:%2: %3")
432 .arg(addr.toString())
434 .arg(_server.errorString()));
438 qCritical() << qPrintable(
439 tr("Invalid listen address %1, unknown network protocol")
448 quError() << qPrintable(tr("Could not open any network interfaces to listen on!"));
453 void Core::stopListening(const QString &reason) {
454 bool wasListening = false;
455 if(_server.isListening()) {
459 if(_v6server.isListening()) {
465 quInfo() << "No longer listening for GUI clients.";
467 quInfo() << qPrintable(reason);
471 void Core::incomingConnection() {
472 QTcpServer *server = qobject_cast<QTcpServer *>(sender());
474 while(server->hasPendingConnections()) {
475 QTcpSocket *socket = server->nextPendingConnection();
476 connect(socket, SIGNAL(disconnected()), this, SLOT(clientDisconnected()));
477 connect(socket, SIGNAL(readyRead()), this, SLOT(clientHasData()));
478 connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(socketError(QAbstractSocket::SocketError)));
480 QVariantMap clientInfo;
481 blocksizes.insert(socket, (quint32)0);
482 quInfo() << qPrintable(tr("Client connected from")) << qPrintable(socket->peerAddress().toString());
485 stopListening(tr("Closing server for basic setup."));
490 void Core::clientHasData() {
491 QTcpSocket *socket = dynamic_cast<QTcpSocket*>(sender());
492 Q_ASSERT(socket && blocksizes.contains(socket));
494 while(SignalProxy::readDataFromDevice(socket, blocksizes[socket], item)) {
495 QVariantMap msg = item.toMap();
496 processClientMessage(socket, msg);
497 if(!blocksizes.contains(socket)) break; // this socket is no longer ours to handle!
501 void Core::processClientMessage(QTcpSocket *socket, const QVariantMap &msg) {
502 if(!msg.contains("MsgType")) {
503 // Client is way too old, does not even use the current init format
504 qWarning() << qPrintable(tr("Antique client trying to connect... refusing."));
508 // OK, so we have at least an init message format we can understand
509 if(msg["MsgType"] == "ClientInit") {
512 // Just version information -- check it!
513 uint ver = msg["ProtocolVersion"].toUInt();
514 if(ver < Quassel::buildInfo().coreNeedsProtocol) {
515 reply["MsgType"] = "ClientInitReject";
516 reply["Error"] = tr("<b>Your Quassel Client is too old!</b><br>"
517 "This core needs at least client/core protocol version %1.<br>"
518 "Please consider upgrading your client.").arg(Quassel::buildInfo().coreNeedsProtocol);
519 SignalProxy::writeDataToDevice(socket, reply);
520 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("too old, rejecting."));
521 socket->close(); return;
524 reply["ProtocolVersion"] = Quassel::buildInfo().protocolVersion;
525 reply["CoreVersion"] = Quassel::buildInfo().fancyVersionString;
526 reply["CoreDate"] = Quassel::buildInfo().buildDate;
527 reply["CoreStartTime"] = startTime(); // v10 clients don't necessarily parse this, see below
529 // FIXME: newer clients no longer use the hardcoded CoreInfo (for now), since it gets the
530 // time zone wrong. With the next protocol bump (10 -> 11), we should remove this
531 // or make it properly configurable.
533 int uptime = startTime().secsTo(QDateTime::currentDateTime().toUTC());
534 int updays = uptime / 86400; uptime %= 86400;
535 int uphours = uptime / 3600; uptime %= 3600;
536 int upmins = uptime / 60;
537 reply["CoreInfo"] = tr("<b>Quassel Core Version %1</b><br>"
539 "Up %3d%4h%5m (since %6)").arg(Quassel::buildInfo().fancyVersionString)
540 .arg(Quassel::buildInfo().buildDate)
541 .arg(updays).arg(uphours,2,10,QChar('0')).arg(upmins,2,10,QChar('0')).arg(startTime().toString(Qt::TextDate));
543 reply["CoreFeatures"] = (int)Quassel::features();
546 SslServer *sslServer = qobject_cast<SslServer *>(&_server);
547 QSslSocket *sslSocket = qobject_cast<QSslSocket *>(socket);
548 bool supportSsl = (bool)sslServer && (bool)sslSocket && sslServer->isCertValid();
550 bool supportSsl = false;
553 #ifndef QT_NO_COMPRESS
554 bool supportsCompression = true;
556 bool supportsCompression = false;
559 reply["SupportSsl"] = supportSsl;
560 reply["SupportsCompression"] = supportsCompression;
561 // switch to ssl/compression after client has been informed about our capabilities (see below)
563 reply["LoginEnabled"] = true;
565 // check if we are configured, start wizard otherwise
567 reply["Configured"] = false;
568 QList<QVariant> backends;
569 foreach(Storage *backend, _storageBackends.values()) {
571 v["DisplayName"] = backend->displayName();
572 v["Description"] = backend->description();
573 v["SetupKeys"] = backend->setupKeys();
574 v["SetupDefaults"] = backend->setupDefaults();
577 reply["StorageBackends"] = backends;
578 reply["LoginEnabled"] = false;
580 reply["Configured"] = true;
582 clientInfo[socket] = msg; // store for future reference
583 reply["MsgType"] = "ClientInitAck";
584 SignalProxy::writeDataToDevice(socket, reply);
585 socket->flush(); // ensure that the write cache is flushed before we switch to ssl
588 // after we told the client that we are ssl capable we switch to ssl mode
589 if(supportSsl && msg["UseSsl"].toBool()) {
590 qDebug() << qPrintable(tr("Starting TLS for Client:")) << qPrintable(socket->peerAddress().toString());
591 connect(sslSocket, SIGNAL(sslErrors(const QList<QSslError> &)), this, SLOT(sslErrors(const QList<QSslError> &)));
592 sslSocket->startServerEncryption();
596 #ifndef QT_NO_COMPRESS
597 if(supportsCompression && msg["UseCompression"].toBool()) {
598 socket->setProperty("UseCompression", true);
599 qDebug() << "Using compression for Client:" << qPrintable(socket->peerAddress().toString());
604 // for the rest, we need an initialized connection
605 if(!clientInfo.contains(socket)) {
607 reply["MsgType"] = "ClientLoginReject";
608 reply["Error"] = tr("<b>Client not initialized!</b><br>You need to send an init message before trying to login.");
609 SignalProxy::writeDataToDevice(socket, reply);
610 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("did not send an init message before trying to login, rejecting."));
611 socket->close(); return;
613 if(msg["MsgType"] == "CoreSetupData") {
615 QString result = setupCore(msg["SetupData"].toMap());
616 if(!result.isEmpty()) {
617 reply["MsgType"] = "CoreSetupReject";
618 reply["Error"] = result;
620 reply["MsgType"] = "CoreSetupAck";
622 SignalProxy::writeDataToDevice(socket, reply);
623 } else if(msg["MsgType"] == "ClientLogin") {
625 UserId uid = _storage->validateUser(msg["User"].toString(), msg["Password"].toString());
627 reply["MsgType"] = "ClientLoginReject";
628 reply["Error"] = tr("<b>Invalid username or password!</b><br>The username/password combination you supplied could not be found in the database.");
629 SignalProxy::writeDataToDevice(socket, reply);
632 reply["MsgType"] = "ClientLoginAck";
633 SignalProxy::writeDataToDevice(socket, reply);
634 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()));
635 setupClientSession(socket, uid);
640 // Potentially called during the initialization phase (before handing the connection off to the session)
641 void Core::clientDisconnected() {
642 QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
644 // here it's safe to call methods on socket!
645 quInfo() << qPrintable(tr("Non-authed client disconnected.")) << qPrintable(socket->peerAddress().toString());
646 blocksizes.remove(socket);
647 clientInfo.remove(socket);
648 socket->deleteLater();
650 // we have to crawl through the hashes and see if we find a victim to remove
651 qDebug() << qPrintable(tr("Non-authed client disconnected. (socket allready destroyed)"));
653 // DO NOT CALL ANY METHODS ON socket!!
654 socket = static_cast<QTcpSocket *>(sender());
656 QHash<QTcpSocket *, quint32>::iterator blockSizeIter = blocksizes.begin();
657 while(blockSizeIter != blocksizes.end()) {
658 if(blockSizeIter.key() == socket) {
659 blockSizeIter = blocksizes.erase(blockSizeIter);
665 QHash<QTcpSocket *, QVariantMap>::iterator clientInfoIter = clientInfo.begin();
666 while(clientInfoIter != clientInfo.end()) {
667 if(clientInfoIter.key() == socket) {
668 clientInfoIter = clientInfo.erase(clientInfoIter);
676 // make server listen again if still not configured
681 // TODO remove unneeded sessions - if necessary/possible...
682 // Suggestion: kill sessions if they are not connected to any network and client.
685 void Core::setupClientSession(QTcpSocket *socket, UserId uid) {
686 // From now on everything is handled by the client session
687 disconnect(socket, 0, this, 0);
689 blocksizes.remove(socket);
690 clientInfo.remove(socket);
692 // Find or create session for validated user
693 SessionThread *session;
694 if(sessions.contains(uid)) {
695 session = sessions[uid];
697 session = createSession(uid);
699 qWarning() << qPrintable(tr("Could not initialize session for client:")) << qPrintable(socket->peerAddress().toString());
705 // as we are currently handling an event triggered by incoming data on this socket
706 // it is unsafe to directly move the socket to the client thread.
707 QCoreApplication::postEvent(this, new AddClientEvent(socket, uid));
710 void Core::customEvent(QEvent *event) {
711 if(event->type() == AddClientEventId) {
712 AddClientEvent *addClientEvent = static_cast<AddClientEvent *>(event);
713 addClientHelper(addClientEvent->socket, addClientEvent->userId);
718 void Core::addClientHelper(QTcpSocket *socket, UserId uid) {
719 // Find or create session for validated user
720 if(!sessions.contains(uid)) {
721 qWarning() << qPrintable(tr("Could not find a session for client:")) << qPrintable(socket->peerAddress().toString());
726 SessionThread *session = sessions[uid];
727 session->addClient(socket);
730 void Core::setupInternalClientSession(SignalProxy *proxy) {
733 setupCoreForInternalUsage();
738 uid = _storage->internalUser();
740 qWarning() << "Core::setupInternalClientSession(): You're trying to run monolithic Quassel with an unusable Backend! Go fix it!";
744 // Find or create session for validated user
746 if(sessions.contains(uid))
747 sess = sessions[uid];
749 sess = createSession(uid);
750 sess->addClient(proxy);
753 SessionThread *Core::createSession(UserId uid, bool restore) {
754 if(sessions.contains(uid)) {
755 qWarning() << "Calling createSession() when a session for the user already exists!";
758 SessionThread *sess = new SessionThread(uid, restore, this);
759 sessions[uid] = sess;
765 void Core::sslErrors(const QList<QSslError> &errors) {
767 QSslSocket *socket = qobject_cast<QSslSocket *>(sender());
769 socket->ignoreSslErrors();
773 void Core::socketError(QAbstractSocket::SocketError err) {
774 QAbstractSocket *socket = qobject_cast<QAbstractSocket *>(sender());
775 if(socket && err != QAbstractSocket::RemoteHostClosedError)
776 qWarning() << "Core::socketError()" << socket << err << socket->errorString();
779 // migration / backend selection
780 bool Core::selectBackend(const QString &backend) {
781 // reregister all storage backends
782 registerStorageBackends();
783 if(!_storageBackends.contains(backend)) {
784 qWarning() << qPrintable(QString("Core::selectBackend(): unsupported backend: %1").arg(backend));
785 qWarning() << " supported backends are:" << qPrintable(QStringList(_storageBackends.keys()).join(", "));
789 Storage *storage = _storageBackends[backend];
790 QVariantMap settings = promptForSettings(storage);
792 Storage::State storageState = storage->init(settings);
793 switch(storageState) {
794 case Storage::IsReady:
795 saveBackendSettings(backend, settings);
796 qWarning() << "Switched backend to:" << qPrintable(backend);
797 qWarning() << "Backend already initialized. Skipping Migration";
799 case Storage::NotAvailable:
800 qCritical() << "Backend is not available:" << qPrintable(backend);
802 case Storage::NeedsSetup:
803 if(!storage->setup(settings)) {
804 qWarning() << qPrintable(QString("Core::selectBackend(): unable to setup backend: %1").arg(backend));
808 if(storage->init(settings) != Storage::IsReady) {
809 qWarning() << qPrintable(QString("Core::migrateBackend(): unable to initialize backend: %1").arg(backend));
813 saveBackendSettings(backend, settings);
814 qWarning() << "Switched backend to:" << qPrintable(backend);
818 // let's see if we have a current storage object we can migrate from
819 AbstractSqlMigrationReader *reader = getMigrationReader(_storage);
820 AbstractSqlMigrationWriter *writer = getMigrationWriter(storage);
821 if(reader && writer) {
822 qDebug() << qPrintable(QString("Migrating Storage backend %1 to %2...").arg(_storage->displayName(), storage->displayName()));
827 if(reader->migrateTo(writer)) {
828 qDebug() << "Migration finished!";
829 saveBackendSettings(backend, settings);
833 qWarning() << qPrintable(QString("Core::migrateDb(): unable to migrate storage backend! (No migration writer for %1)").arg(backend));
836 // inform the user why we cannot merge
838 qWarning() << "No currently active backend. Skipping migration.";
840 qWarning() << "Currently active backend does not support migration:" << qPrintable(_storage->displayName());
843 qWarning() << "New backend does not support migration:" << qPrintable(backend);
846 // so we were unable to merge, but let's create a user \o/
852 void Core::createUser() {
853 QTextStream out(stdout);
854 QTextStream in(stdin);
855 out << "Add a new user:" << endl;
858 QString username = in.readLine().trimmed();
863 QString password = in.readLine().trimmed();
865 out << "Repeat Password: ";
867 QString password2 = in.readLine().trimmed();
871 if(password != password2) {
872 qWarning() << "Passwords don't match!";
875 if(password.isEmpty()) {
876 qWarning() << "Password is empty!";
880 if(_configured && _storage->addUser(username, password).isValid()) {
881 out << "Added user " << username << " successfully!" << endl;
883 qWarning() << "Unable to add user:" << qPrintable(username);
887 void Core::changeUserPass(const QString &username) {
888 QTextStream out(stdout);
889 QTextStream in(stdin);
890 UserId userId = _storage->getUserId(username);
891 if(!userId.isValid()) {
892 out << "User " << username << " does not exist." << endl;
896 out << "Change password for user: " << username << endl;
899 out << "New Password: ";
901 QString password = in.readLine().trimmed();
903 out << "Repeat Password: ";
905 QString password2 = in.readLine().trimmed();
909 if(password != password2) {
910 qWarning() << "Passwords don't match!";
913 if(password.isEmpty()) {
914 qWarning() << "Password is empty!";
918 if(_configured && _storage->updateUser(userId, password)) {
919 out << "Password changed successfully!" << endl;
921 qWarning() << "Failed to change password!";
925 AbstractSqlMigrationReader *Core::getMigrationReader(Storage *storage) {
929 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
931 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
935 return sqlStorage->createMigrationReader();
938 AbstractSqlMigrationWriter *Core::getMigrationWriter(Storage *storage) {
942 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
944 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
948 return sqlStorage->createMigrationWriter();
951 void Core::saveBackendSettings(const QString &backend, const QVariantMap &settings) {
952 QVariantMap dbsettings;
953 dbsettings["Backend"] = backend;
954 dbsettings["ConnectionProperties"] = settings;
955 CoreSettings().setStorageSettings(dbsettings);
958 QVariantMap Core::promptForSettings(const Storage *storage) {
959 QVariantMap settings;
961 QStringList keys = storage->setupKeys();
965 QTextStream out(stdout);
966 QTextStream in(stdin);
967 out << "Default values are in brackets" << endl;
969 QVariantMap defaults = storage->setupDefaults();
971 foreach(QString key, keys) {
973 if(defaults.contains(key)) {
977 if(!val.toString().isEmpty()) {
978 out << " (" << val.toString() << ")";
983 bool noEcho = QString("password").toLower().startsWith(key.toLower());
987 value = in.readLine().trimmed();
993 if(!value.isEmpty()) {
994 switch(defaults[key].type()) {
996 val = QVariant(value.toInt());
999 val = QVariant(value);
1002 settings[key] = val;
1009 void Core::stdInEcho(bool on) {
1010 HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
1012 GetConsoleMode(hStdin, &mode);
1014 mode |= ENABLE_ECHO_INPUT;
1016 mode &= ~ENABLE_ECHO_INPUT;
1017 SetConsoleMode(hStdin, mode);
1020 void Core::stdInEcho(bool on) {
1022 tcgetattr(STDIN_FILENO, &t);
1027 tcsetattr(STDIN_FILENO, TCSANOW, &t);
1029 #endif /* Q_OS_WIN32 */