1 /***************************************************************************
2 * Copyright (C) 2005-2018 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 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
23 #include <QCoreApplication>
26 #include "coreauthhandler.h"
27 #include "coresession.h"
28 #include "coresettings.h"
30 #include "internalpeer.h"
32 #include "postgresqlstorage.h"
34 #include "sqlauthenticator.h"
35 #include "sqlitestorage.h"
38 // Currently building with LDAP bindings is optional.
40 #include "ldapauthenticator.h"
52 // ==============================
54 // ==============================
55 const int Core::AddClientEventId = QEvent::registerEventType();
57 class AddClientEvent : public QEvent
60 AddClientEvent(RemotePeer *p, UserId uid) : QEvent(QEvent::Type(Core::AddClientEventId)), peer(p), userId(uid) {}
66 // ==============================
68 // ==============================
69 Core *Core::_instance{nullptr};
71 Core *Core::instance()
80 qWarning() << "Recreating core instance!";
85 // Parent all QObject-derived attributes, so when the Core instance gets moved into another
86 // thread, they get moved with it
87 _server.setParent(this);
88 _v6server.setParent(this);
89 _storageSyncTimer.setParent(this);
96 qDeleteAll(_connectingClients);
97 qDeleteAll(_sessions);
105 _startTime = QDateTime::currentDateTime().toUTC(); // for uptime :)
107 if (Quassel::runMode() == Quassel::RunMode::CoreOnly) {
108 Quassel::loadTranslation(QLocale::system());
111 // check settings version
112 // so far, we only have 1
114 if (s.version() != 1) {
115 qCritical() << "Invalid core settings version, terminating!";
116 QCoreApplication::exit(EXIT_FAILURE);
120 // Set up storage and authentication backends
121 registerStorageBackends();
122 registerAuthenticators();
124 QProcessEnvironment environment = QProcessEnvironment::systemEnvironment();
125 bool config_from_environment = Quassel::isOptionSet("config-from-environment");
128 QVariantMap db_connectionProperties;
130 QString auth_authenticator;
131 QVariantMap auth_properties;
133 bool writeError = false;
135 if (config_from_environment) {
136 db_backend = environment.value("DB_BACKEND");
137 auth_authenticator = environment.value("AUTH_AUTHENTICATOR");
141 QVariantMap dbsettings = cs.storageSettings().toMap();
142 db_backend = dbsettings.value("Backend").toString();
143 db_connectionProperties = dbsettings.value("ConnectionProperties").toMap();
145 QVariantMap authSettings = cs.authSettings().toMap();
146 auth_authenticator = authSettings.value("Authenticator", "Database").toString();
147 auth_properties = authSettings.value("AuthProperties").toMap();
149 writeError = !cs.isWritable();
153 _configured = initStorage(db_backend, db_connectionProperties, environment, config_from_environment);
155 // Not entirely sure what is 'legacy' about the above, but it seems to be the way things work!
157 initAuthenticator(auth_authenticator, auth_properties, environment, config_from_environment);
160 if (Quassel::isOptionSet("select-backend") || Quassel::isOptionSet("select-authenticator")) {
162 if (Quassel::isOptionSet("select-backend")) {
163 success &= selectBackend(Quassel::optionValue("select-backend"));
165 if (Quassel::isOptionSet("select-authenticator")) {
166 success &= selectAuthenticator(Quassel::optionValue("select-authenticator"));
168 QCoreApplication::exit(success ? EXIT_SUCCESS : EXIT_FAILURE);
173 if (config_from_environment) {
174 _configured = initStorage(db_backend, db_connectionProperties, environment, config_from_environment, true);
175 initAuthenticator(auth_authenticator, auth_properties, environment, config_from_environment, true);
178 qWarning() << "Cannot configure from environment";
179 QCoreApplication::exit(EXIT_FAILURE);
184 if (_registeredStorageBackends.empty()) {
185 quWarning() << qPrintable(tr("Could not initialize any storage backend! Exiting..."));
187 << qPrintable(tr("Currently, Quassel supports SQLite3 and PostgreSQL. You need to build your\n"
188 "Qt library with the sqlite or postgres plugin enabled in order for quasselcore\n"
190 QCoreApplication::exit(EXIT_FAILURE); // TODO make this less brutal (especially for mono client -> popup)
195 qWarning() << "Cannot write quasselcore configuration; probably a permission problem.";
196 QCoreApplication::exit(EXIT_FAILURE);
200 quInfo() << "Core is currently not configured! Please connect with a Quassel Client for basic setup.";
204 if (Quassel::isOptionSet("add-user")) {
205 bool success = createUser();
206 QCoreApplication::exit(success ? EXIT_SUCCESS : EXIT_FAILURE);
210 if (Quassel::isOptionSet("change-userpass")) {
211 bool success = changeUserPass(Quassel::optionValue("change-userpass"));
212 QCoreApplication::exit(success ? EXIT_SUCCESS : EXIT_FAILURE);
216 _strictIdentEnabled = Quassel::isOptionSet("strict-ident");
217 if (_strictIdentEnabled) {
221 if (Quassel::isOptionSet("oidentd")) {
222 _oidentdConfigGenerator = new OidentdConfigGenerator(this);
225 Quassel::registerReloadHandler([]() {
226 // Currently, only reloading SSL certificates and the sysident cache is supported
227 if (Core::instance()) {
228 Core::instance()->cacheSysIdent();
229 Core::instance()->reloadCerts();
235 connect(&_storageSyncTimer, SIGNAL(timeout()), this, SLOT(syncStorage()));
236 _storageSyncTimer.start(10 * 60 * 1000); // 10 minutes
239 connect(&_server, SIGNAL(newConnection()), this, SLOT(incomingConnection()));
240 connect(&_v6server, SIGNAL(newConnection()), this, SLOT(incomingConnection()));
242 if (!startListening()) {
243 QCoreApplication::exit(EXIT_FAILURE); // TODO make this less brutal
247 if (_configured && !Quassel::isOptionSet("norestore")) {
248 Core::restoreState();
254 /*** Session Restore ***/
256 void Core::saveState()
259 QVariantList activeSessions;
260 for (auto &&user : instance()->_sessions.keys())
261 activeSessions << QVariant::fromValue<UserId>(user);
262 _storage->setCoreState(activeSessions);
267 void Core::restoreState()
270 quWarning() << qPrintable(tr("Cannot restore a state for an unconfigured core!"));
273 if (_sessions.count()) {
274 quWarning() << qPrintable(tr("Calling restoreState() even though active sessions exist!"));
279 /* We don't check, since we are at the first version since switching to Git
280 uint statever = s.coreState().toMap()["CoreStateVersion"].toUInt();
282 quWarning() << qPrintable(tr("Core state too old, ignoring..."));
287 const QList<QVariant> &activeSessionsFallback = s.coreState().toMap()["ActiveSessions"].toList();
288 QVariantList activeSessions = instance()->_storage->getCoreState(activeSessionsFallback);
290 if (activeSessions.count() > 0) {
291 quInfo() << "Restoring previous core state...";
292 for(auto &&v : activeSessions) {
293 UserId user = v.value<UserId>();
294 sessionForUser(user, true);
302 QString Core::setup(const QString &adminUser, const QString &adminPassword, const QString &backend, const QVariantMap &setupData, const QString &authenticator, const QVariantMap &authSetupData)
304 return instance()->setupCore(adminUser, adminPassword, backend, setupData, authenticator, authSetupData);
308 QString Core::setupCore(const QString &adminUser, const QString &adminPassword, const QString &backend, const QVariantMap &setupData, const QString &authenticator, const QVariantMap &authSetupData)
311 return tr("Core is already configured! Not configuring again...");
313 if (adminUser.isEmpty() || adminPassword.isEmpty()) {
314 return tr("Admin user or password not set.");
316 if (!(_configured = initStorage(backend, setupData, {}, false, true))) {
317 return tr("Could not setup storage!");
320 quInfo() << "Selected authenticator:" << authenticator;
321 if (!(_configured = initAuthenticator(authenticator, authSetupData, {}, false, true)))
323 return tr("Could not setup authenticator!");
326 if (!saveBackendSettings(backend, setupData)) {
327 return tr("Could not save backend settings, probably a permission problem.");
329 saveAuthenticatorSettings(authenticator, authSetupData);
331 quInfo() << qPrintable(tr("Creating admin user..."));
332 _storage->addUser(adminUser, adminPassword);
334 startListening(); // TODO check when we need this
339 QString Core::setupCoreForInternalUsage()
341 Q_ASSERT(!_registeredStorageBackends.empty());
343 qsrand(QDateTime::currentDateTime().toMSecsSinceEpoch());
345 for (int i = 0; i < 10; i++) {
347 pass += qrand() % 10;
350 // mono client currently needs sqlite
351 return setupCore("AdminUser", QString::number(pass), "SQLite", QVariantMap(), "Database", QVariantMap());
355 /*** Storage Handling ***/
357 template<typename Storage>
358 void Core::registerStorageBackend()
360 auto backend = makeDeferredShared<Storage>(this);
361 if (backend->isAvailable())
362 _registeredStorageBackends.emplace_back(std::move(backend));
364 backend->deleteLater();
368 void Core::registerStorageBackends()
370 if (_registeredStorageBackends.empty()) {
371 registerStorageBackend<SqliteStorage>();
372 registerStorageBackend<PostgreSqlStorage>();
377 DeferredSharedPtr<Storage> Core::storageBackend(const QString &backendId) const
379 auto it = std::find_if(_registeredStorageBackends.begin(), _registeredStorageBackends.end(),
380 [backendId](const DeferredSharedPtr<Storage> &backend) {
381 return backend->displayName() == backendId;
383 return it != _registeredStorageBackends.end() ? *it : nullptr;
387 // "Type" => "sqlite"
388 bool Core::initStorage(const QString &backend, const QVariantMap &settings,
389 const QProcessEnvironment &environment, bool loadFromEnvironment, bool setup)
391 if (backend.isEmpty()) {
392 quWarning() << "No storage backend selected!";
396 auto storage = storageBackend(backend);
398 qCritical() << "Selected storage backend is not available:" << backend;
402 Storage::State storageState = storage->init(settings, environment, loadFromEnvironment);
403 switch (storageState) {
404 case Storage::NeedsSetup:
406 return false; // trigger setup process
407 if (storage->setup(settings, environment, loadFromEnvironment))
408 return initStorage(backend, settings, environment, loadFromEnvironment, false);
411 // if initialization wasn't successful, we quit to keep from coming up unconfigured
412 case Storage::NotAvailable:
413 qCritical() << "FATAL: Selected storage backend is not available:" << backend;
415 QCoreApplication::exit(EXIT_FAILURE);
419 case Storage::IsReady:
420 // delete all other backends
421 _registeredStorageBackends.clear();
422 connect(storage.get(), SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)),
423 this, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)));
426 _storage = std::move(storage);
431 void Core::syncStorage()
438 /*** Storage Access ***/
439 bool Core::createNetwork(UserId user, NetworkInfo &info)
441 NetworkId networkId = instance()->_storage->createNetwork(user, info);
442 if (!networkId.isValid())
445 info.networkId = networkId;
450 /*** Authenticators ***/
452 // Authentication handling, now independent from storage.
453 template<typename Authenticator>
454 void Core::registerAuthenticator()
456 auto authenticator = makeDeferredShared<Authenticator>(this);
457 if (authenticator->isAvailable())
458 _registeredAuthenticators.emplace_back(std::move(authenticator));
460 authenticator->deleteLater();
464 void Core::registerAuthenticators()
466 if (_registeredAuthenticators.empty()) {
467 registerAuthenticator<SqlAuthenticator>();
469 registerAuthenticator<LdapAuthenticator>();
475 DeferredSharedPtr<Authenticator> Core::authenticator(const QString &backendId) const
477 auto it = std::find_if(_registeredAuthenticators.begin(), _registeredAuthenticators.end(),
478 [backendId](const DeferredSharedPtr<Authenticator> &authenticator) {
479 return authenticator->backendId() == backendId;
481 return it != _registeredAuthenticators.end() ? *it : nullptr;
485 // FIXME: Apparently, this is the legacy way of initting storage backends?
486 // If there's a not-legacy way, it should be used here
487 bool Core::initAuthenticator(const QString &backend, const QVariantMap &settings,
488 const QProcessEnvironment &environment, bool loadFromEnvironment,
491 if (backend.isEmpty()) {
492 quWarning() << "No authenticator selected!";
496 auto auth = authenticator(backend);
498 qCritical() << "Selected auth backend is not available:" << backend;
502 Authenticator::State authState = auth->init(settings, environment, loadFromEnvironment);
504 case Authenticator::NeedsSetup:
506 return false; // trigger setup process
507 if (auth->setup(settings, environment, loadFromEnvironment))
508 return initAuthenticator(backend, settings, environment, loadFromEnvironment, false);
511 // if initialization wasn't successful, we quit to keep from coming up unconfigured
512 case Authenticator::NotAvailable:
513 qCritical() << "FATAL: Selected auth backend is not available:" << backend;
515 QCoreApplication::exit(EXIT_FAILURE);
519 case Authenticator::IsReady:
520 // delete all other backends
521 _registeredAuthenticators.clear();
524 _authenticator = std::move(auth);
529 /*** Network Management ***/
531 bool Core::sslSupported()
534 SslServer *sslServer = qobject_cast<SslServer *>(&instance()->_server);
535 return sslServer && sslServer->isCertValid();
542 bool Core::reloadCerts()
545 SslServer *sslServerv4 = qobject_cast<SslServer *>(&_server);
546 bool retv4 = sslServerv4->reloadCerts();
548 SslServer *sslServerv6 = qobject_cast<SslServer *>(&_v6server);
549 bool retv6 = sslServerv6->reloadCerts();
551 return retv4 && retv6;
553 // SSL not supported, don't mark configuration reload as failed
559 void Core::cacheSysIdent()
561 if (isConfigured()) {
562 _authUserNames = _storage->getAllAuthUserNames();
567 QString Core::strictSysIdent(UserId user) const
569 if (_authUserNames.contains(user)) {
570 return _authUserNames[user];
573 // A new user got added since we last pulled our cache from the database.
574 // There's no way to avoid a database hit - we don't even know the authname!
575 instance()->cacheSysIdent();
577 if (_authUserNames.contains(user)) {
578 return _authUserNames[user];
581 // ...something very weird is going on if we ended up here (an active CoreSession without a corresponding database entry?)
582 qWarning().nospace() << "Unable to find authusername for UserId " << user << ", this should never happen!";
583 return "unknown"; // Should we just terminate the program instead?
587 bool Core::startListening()
589 // in mono mode we only start a local port if a port is specified in the cli call
590 if (Quassel::runMode() == Quassel::Monolithic && !Quassel::isOptionSet("port"))
593 bool success = false;
594 uint port = Quassel::optionValue("port").toUInt();
596 const QString listen = Quassel::optionValue("listen");
597 const QStringList listen_list = listen.split(",", QString::SkipEmptyParts);
598 if (listen_list.size() > 0) {
599 foreach(const QString listen_term, listen_list) { // TODO: handle multiple interfaces for same TCP version gracefully
601 if (!addr.setAddress(listen_term)) {
602 qCritical() << qPrintable(
603 tr("Invalid listen address %1")
608 switch (addr.protocol()) {
609 case QAbstractSocket::IPv6Protocol:
610 if (_v6server.listen(addr, port)) {
611 quInfo() << qPrintable(
612 tr("Listening for GUI clients on IPv6 %1 port %2 using protocol version %3")
613 .arg(addr.toString())
614 .arg(_v6server.serverPort())
615 .arg(Quassel::buildInfo().protocolVersion)
620 quWarning() << qPrintable(
621 tr("Could not open IPv6 interface %1:%2: %3")
622 .arg(addr.toString())
624 .arg(_v6server.errorString()));
626 case QAbstractSocket::IPv4Protocol:
627 if (_server.listen(addr, port)) {
628 quInfo() << qPrintable(
629 tr("Listening for GUI clients on IPv4 %1 port %2 using protocol version %3")
630 .arg(addr.toString())
631 .arg(_server.serverPort())
632 .arg(Quassel::buildInfo().protocolVersion)
637 // if v6 succeeded on Any, the port will be already in use - don't display the error then
638 if (!success || _server.serverError() != QAbstractSocket::AddressInUseError)
639 quWarning() << qPrintable(
640 tr("Could not open IPv4 interface %1:%2: %3")
641 .arg(addr.toString())
643 .arg(_server.errorString()));
647 qCritical() << qPrintable(
648 tr("Invalid listen address %1, unknown network protocol")
657 quError() << qPrintable(tr("Could not open any network interfaces to listen on!"));
663 void Core::stopListening(const QString &reason)
665 bool wasListening = false;
666 if (_server.isListening()) {
670 if (_v6server.isListening()) {
675 if (reason.isEmpty())
676 quInfo() << "No longer listening for GUI clients.";
678 quInfo() << qPrintable(reason);
683 void Core::incomingConnection()
685 QTcpServer *server = qobject_cast<QTcpServer *>(sender());
687 while (server->hasPendingConnections()) {
688 QTcpSocket *socket = server->nextPendingConnection();
690 CoreAuthHandler *handler = new CoreAuthHandler(socket, this);
691 _connectingClients.insert(handler);
693 connect(handler, SIGNAL(disconnected()), SLOT(clientDisconnected()));
694 connect(handler, SIGNAL(socketError(QAbstractSocket::SocketError,QString)), SLOT(socketError(QAbstractSocket::SocketError,QString)));
695 connect(handler, SIGNAL(handshakeComplete(RemotePeer*,UserId)), SLOT(setupClientSession(RemotePeer*,UserId)));
697 quInfo() << qPrintable(tr("Client connected from")) << qPrintable(socket->peerAddress().toString());
700 stopListening(tr("Closing server for basic setup."));
706 // Potentially called during the initialization phase (before handing the connection off to the session)
707 void Core::clientDisconnected()
709 CoreAuthHandler *handler = qobject_cast<CoreAuthHandler *>(sender());
712 quInfo() << qPrintable(tr("Non-authed client disconnected:")) << qPrintable(handler->socket()->peerAddress().toString());
713 _connectingClients.remove(handler);
714 handler->deleteLater();
716 // make server listen again if still not configured
721 // TODO remove unneeded sessions - if necessary/possible...
722 // Suggestion: kill sessions if they are not connected to any network and client.
726 void Core::setupClientSession(RemotePeer *peer, UserId uid)
728 CoreAuthHandler *handler = qobject_cast<CoreAuthHandler *>(sender());
731 // From now on everything is handled by the client session
732 disconnect(handler, 0, this, 0);
733 _connectingClients.remove(handler);
734 handler->deleteLater();
736 // Find or create session for validated user
739 // as we are currently handling an event triggered by incoming data on this socket
740 // it is unsafe to directly move the socket to the client thread.
741 QCoreApplication::postEvent(this, new AddClientEvent(peer, uid));
745 void Core::customEvent(QEvent *event)
747 if (event->type() == AddClientEventId) {
748 AddClientEvent *addClientEvent = static_cast<AddClientEvent *>(event);
749 addClientHelper(addClientEvent->peer, addClientEvent->userId);
755 void Core::addClientHelper(RemotePeer *peer, UserId uid)
757 // Find or create session for validated user
758 SessionThread *session = sessionForUser(uid);
759 session->addClient(peer);
763 void Core::setupInternalClientSession(InternalPeer *clientPeer)
767 setupCoreForInternalUsage();
772 uid = _storage->internalUser();
775 quWarning() << "Core::setupInternalClientSession(): You're trying to run monolithic Quassel with an unusable Backend! Go fix it!";
779 InternalPeer *corePeer = new InternalPeer(this);
780 corePeer->setPeer(clientPeer);
781 clientPeer->setPeer(corePeer);
783 // Find or create session for validated user
784 SessionThread *sessionThread = sessionForUser(uid);
785 sessionThread->addClient(corePeer);
789 SessionThread *Core::sessionForUser(UserId uid, bool restore)
791 if (_sessions.contains(uid))
792 return _sessions[uid];
794 SessionThread *session = new SessionThread(uid, restore, strictIdentEnabled(), this);
795 _sessions[uid] = session;
801 void Core::socketError(QAbstractSocket::SocketError err, const QString &errorString)
803 quWarning() << QString("Socket error %1: %2").arg(err).arg(errorString);
807 QVariantList Core::backendInfo()
809 instance()->registerStorageBackends();
811 QVariantList backendInfos;
812 for (auto &&backend : instance()->_registeredStorageBackends) {
814 v["BackendId"] = backend->backendId();
815 v["DisplayName"] = backend->displayName();
816 v["Description"] = backend->description();
817 v["SetupData"] = backend->setupData(); // ignored by legacy clients
819 // TODO Protocol Break: Remove legacy (cf. authenticatorInfo())
820 const auto &setupData = backend->setupData();
821 QStringList setupKeys;
822 QVariantMap setupDefaults;
823 for (int i = 0; i + 2 < setupData.size(); i += 3) {
824 setupKeys << setupData[i].toString();
825 setupDefaults[setupData[i].toString()] = setupData[i + 2];
827 v["SetupKeys"] = setupKeys;
828 v["SetupDefaults"] = setupDefaults;
829 // TODO Protocol Break: Remove
830 v["IsDefault"] = (backend->backendId() == "SQLite"); // newer clients will just use the first in the list
838 QVariantList Core::authenticatorInfo()
840 instance()->registerAuthenticators();
842 QVariantList authInfos;
843 for(auto &&backend : instance()->_registeredAuthenticators) {
845 v["BackendId"] = backend->backendId();
846 v["DisplayName"] = backend->displayName();
847 v["Description"] = backend->description();
848 v["SetupData"] = backend->setupData();
854 // migration / backend selection
855 bool Core::selectBackend(const QString &backend)
857 // reregister all storage backends
858 registerStorageBackends();
859 auto storage = storageBackend(backend);
861 QStringList backends;
862 std::transform(_registeredStorageBackends.begin(), _registeredStorageBackends.end(),
863 std::back_inserter(backends), [](const DeferredSharedPtr<Storage>& backend) {
864 return backend->displayName();
866 quWarning() << qPrintable(tr("Unsupported storage backend: %1").arg(backend));
867 quWarning() << qPrintable(tr("Supported backends are:")) << qPrintable(backends.join(", "));
871 QVariantMap settings = promptForSettings(storage.get());
873 Storage::State storageState = storage->init(settings);
874 switch (storageState) {
875 case Storage::IsReady:
876 if (!saveBackendSettings(backend, settings)) {
877 qCritical() << qPrintable(QString("Could not save backend settings, probably a permission problem."));
879 quWarning() << qPrintable(tr("Switched storage backend to: %1").arg(backend));
880 quWarning() << qPrintable(tr("Backend already initialized. Skipping Migration..."));
882 case Storage::NotAvailable:
883 qCritical() << qPrintable(tr("Storage backend is not available: %1").arg(backend));
885 case Storage::NeedsSetup:
886 if (!storage->setup(settings)) {
887 quWarning() << qPrintable(tr("Unable to setup storage backend: %1").arg(backend));
891 if (storage->init(settings) != Storage::IsReady) {
892 quWarning() << qPrintable(tr("Unable to initialize storage backend: %1").arg(backend));
896 if (!saveBackendSettings(backend, settings)) {
897 qCritical() << qPrintable(QString("Could not save backend settings, probably a permission problem."));
899 quWarning() << qPrintable(tr("Switched storage backend to: %1").arg(backend));
903 // let's see if we have a current storage object we can migrate from
904 auto reader = getMigrationReader(_storage.get());
905 auto writer = getMigrationWriter(storage.get());
906 if (reader && writer) {
907 qDebug() << qPrintable(tr("Migrating storage backend %1 to %2...").arg(_storage->displayName(), storage->displayName()));
910 if (reader->migrateTo(writer.get())) {
911 qDebug() << "Migration finished!";
912 qDebug() << qPrintable(tr("Migration finished!"));
913 if (!saveBackendSettings(backend, settings)) {
914 qCritical() << qPrintable(QString("Could not save backend settings, probably a permission problem."));
919 quWarning() << qPrintable(tr("Unable to migrate storage backend! (No migration writer for %1)").arg(backend));
923 // inform the user why we cannot merge
925 quWarning() << qPrintable(tr("No currently active storage backend. Skipping migration..."));
928 quWarning() << qPrintable(tr("Currently active storage backend does not support migration: %1").arg(_storage->displayName()));
931 quWarning() << qPrintable(tr("New storage backend does not support migration: %1").arg(backend));
934 // so we were unable to merge, but let's create a user \o/
935 _storage = std::move(storage);
940 // TODO: I am not sure if this function is implemented correctly.
941 // There is currently no concept of migraiton between auth backends.
942 bool Core::selectAuthenticator(const QString &backend)
944 // Register all authentication backends.
945 registerAuthenticators();
946 auto auther = authenticator(backend);
948 QStringList authenticators;
949 std::transform(_registeredAuthenticators.begin(), _registeredAuthenticators.end(),
950 std::back_inserter(authenticators), [](const DeferredSharedPtr<Authenticator>& authenticator) {
951 return authenticator->displayName();
953 quWarning() << qPrintable(tr("Unsupported authenticator: %1").arg(backend));
954 quWarning() << qPrintable(tr("Supported authenticators are:")) << qPrintable(authenticators.join(", "));
958 QVariantMap settings = promptForSettings(auther.get());
960 Authenticator::State state = auther->init(settings);
962 case Authenticator::IsReady:
963 saveAuthenticatorSettings(backend, settings);
964 quWarning() << qPrintable(tr("Switched authenticator to: %1").arg(backend));
966 case Authenticator::NotAvailable:
967 qCritical() << qPrintable(tr("Authenticator is not available: %1").arg(backend));
969 case Authenticator::NeedsSetup:
970 if (!auther->setup(settings)) {
971 quWarning() << qPrintable(tr("Unable to setup authenticator: %1").arg(backend));
975 if (auther->init(settings) != Authenticator::IsReady) {
976 quWarning() << qPrintable(tr("Unable to initialize authenticator: %1").arg(backend));
980 saveAuthenticatorSettings(backend, settings);
981 quWarning() << qPrintable(tr("Switched authenticator to: %1").arg(backend));
984 _authenticator = std::move(auther);
989 bool Core::createUser()
991 QTextStream out(stdout);
992 QTextStream in(stdin);
993 out << "Add a new user:" << endl;
996 QString username = in.readLine().trimmed();
1001 QString password = in.readLine().trimmed();
1003 out << "Repeat Password: ";
1005 QString password2 = in.readLine().trimmed();
1009 if (password != password2) {
1010 quWarning() << "Passwords don't match!";
1013 if (password.isEmpty()) {
1014 quWarning() << "Password is empty!";
1018 if (_configured && _storage->addUser(username, password).isValid()) {
1019 out << "Added user " << username << " successfully!" << endl;
1023 quWarning() << "Unable to add user:" << qPrintable(username);
1029 bool Core::changeUserPass(const QString &username)
1031 QTextStream out(stdout);
1032 QTextStream in(stdin);
1033 UserId userId = _storage->getUserId(username);
1034 if (!userId.isValid()) {
1035 out << "User " << username << " does not exist." << endl;
1039 if (!canChangeUserPassword(userId)) {
1040 out << "User " << username << " is configured through an auth provider that has forbidden manual password changing." << endl;
1044 out << "Change password for user: " << username << endl;
1047 out << "New Password: ";
1049 QString password = in.readLine().trimmed();
1051 out << "Repeat Password: ";
1053 QString password2 = in.readLine().trimmed();
1057 if (password != password2) {
1058 quWarning() << "Passwords don't match!";
1061 if (password.isEmpty()) {
1062 quWarning() << "Password is empty!";
1066 if (_configured && _storage->updateUser(userId, password)) {
1067 out << "Password changed successfully!" << endl;
1071 quWarning() << "Failed to change password!";
1077 bool Core::changeUserPassword(UserId userId, const QString &password)
1079 if (!isConfigured() || !userId.isValid())
1082 if (!canChangeUserPassword(userId))
1085 return instance()->_storage->updateUser(userId, password);
1088 // TODO: this code isn't currently 100% optimal because the core
1089 // doesn't know it can have multiple auth providers configured (there aren't
1090 // multiple auth providers at the moment anyway) and we have hardcoded the
1091 // Database provider to be always allowed.
1092 bool Core::canChangeUserPassword(UserId userId)
1094 QString authProvider = instance()->_storage->getUserAuthenticator(userId);
1095 if (authProvider != "Database") {
1096 if (authProvider != instance()->_authenticator->backendId()) {
1099 else if (instance()->_authenticator->canChangePassword()) {
1107 std::unique_ptr<AbstractSqlMigrationReader> Core::getMigrationReader(Storage *storage)
1112 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
1114 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
1118 return sqlStorage->createMigrationReader();
1122 std::unique_ptr<AbstractSqlMigrationWriter> Core::getMigrationWriter(Storage *storage)
1127 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
1129 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
1133 return sqlStorage->createMigrationWriter();
1137 bool Core::saveBackendSettings(const QString &backend, const QVariantMap &settings)
1139 QVariantMap dbsettings;
1140 dbsettings["Backend"] = backend;
1141 dbsettings["ConnectionProperties"] = settings;
1142 CoreSettings s = CoreSettings();
1143 s.setStorageSettings(dbsettings);
1148 void Core::saveAuthenticatorSettings(const QString &backend, const QVariantMap &settings)
1150 QVariantMap dbsettings;
1151 dbsettings["Authenticator"] = backend;
1152 dbsettings["AuthProperties"] = settings;
1153 CoreSettings().setAuthSettings(dbsettings);
1156 // Generic version of promptForSettings that doesn't care what *type* of
1157 // backend it runs over.
1158 template<typename Backend>
1159 QVariantMap Core::promptForSettings(const Backend *backend)
1161 QVariantMap settings;
1162 const QVariantList& setupData = backend->setupData();
1164 if (setupData.isEmpty())
1167 QTextStream out(stdout);
1168 QTextStream in(stdin);
1169 out << "Default values are in brackets" << endl;
1171 for (int i = 0; i + 2 < setupData.size(); i += 3) {
1172 QString key = setupData[i].toString();
1173 out << setupData[i+1].toString() << " [" << setupData[i+2].toString() << "]: " << flush;
1175 bool noEcho = key.toLower().contains("password");
1179 QString input = in.readLine().trimmed();
1185 QVariant value{setupData[i+2]};
1186 if (!input.isEmpty()) {
1187 switch (value.type()) {
1189 value = input.toInt();
1195 settings[key] = value;
1202 void Core::stdInEcho(bool on)
1204 HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
1206 GetConsoleMode(hStdin, &mode);
1208 mode |= ENABLE_ECHO_INPUT;
1210 mode &= ~ENABLE_ECHO_INPUT;
1211 SetConsoleMode(hStdin, mode);
1215 void Core::stdInEcho(bool on)
1218 tcgetattr(STDIN_FILENO, &t);
1223 tcsetattr(STDIN_FILENO, TCSANOW, &t);
1226 #endif /* Q_OS_WIN */