X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;f=src%2Fcore%2Fcore.cpp;h=be2f33ed7a617a3bc7302e4a69580ba508a57456;hb=HEAD;hp=5ebc4c6c6a4d4978ceb738b48a4d87892ceeab27;hpb=04754cf669dd295205226b744bc769b94693866a;p=quassel.git diff --git a/src/core/core.cpp b/src/core/core.cpp index 5ebc4c6c..be2f33ed 100644 --- a/src/core/core.cpp +++ b/src/core/core.cpp @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2005-08 by the Quassel Project * + * Copyright (C) 2005-2022 by the Quassel Project * * devel@quassel-irc.org * * * * This program is free software; you can redistribute it and/or modify * @@ -15,454 +15,1234 @@ * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * ***************************************************************************/ -#include -#include -#include +#include "core.h" + +#include + #include -#include "core.h" +#include "coreauthhandler.h" #include "coresession.h" #include "coresettings.h" -#include "signalproxy.h" -#include "sqlitestorage.h" +#include "internalpeer.h" #include "network.h" +#include "postgresqlstorage.h" +#include "quassel.h" +#include "sqlauthenticator.h" +#include "sqlitestorage.h" +#include "types.h" +#include "util.h" + +#ifdef HAVE_LDAP +# include "ldapauthenticator.h" +#endif + +// migration related +#include +#ifdef Q_OS_WIN +# include +#else +# include +# include +#endif /* Q_OS_WIN */ + +// ============================== +// Custom Events +// ============================== +const int Core::AddClientEventId = QEvent::registerEventType(); -Core *Core::instanceptr = 0; -QMutex Core::mutex; +class AddClientEvent : public QEvent +{ +public: + AddClientEvent(RemotePeer* p, UserId uid) + : QEvent(QEvent::Type(Core::AddClientEventId)) + , peer(p) + , userId(uid) + {} + RemotePeer* peer; + UserId userId; +}; -Core *Core::instance() { - if(instanceptr) return instanceptr; - instanceptr = new Core(); - instanceptr->init(); - return instanceptr; +// ============================== +// Core +// ============================== + +Core::Core() + : Singleton{this} +{ + Q_INIT_RESOURCE(sql); + + // Parent all QObject-derived attributes, so when the Core instance gets moved into another + // thread, they get moved with it + _server.setParent(this); + _v6server.setParent(this); + _storageSyncTimer.setParent(this); } -void Core::destroy() { - delete instanceptr; - instanceptr = 0; +Core::~Core() +{ + qDeleteAll(_connectingClients); + qDeleteAll(_sessions); + syncStorage(); } -Core::Core() : storage(0) { - startTime = QDateTime::currentDateTime(); // for uptime :) +void Core::init() +{ + _startTime = QDateTime::currentDateTime().toUTC(); // for uptime :) + + // check settings version + // so far, we only have 1 + CoreSettings s; + if (s.version() != 1) { + throw ExitException{EXIT_FAILURE, tr("Invalid core settings version!")}; + } + + // Set up storage and authentication backends + registerStorageBackends(); + registerAuthenticators(); + + QProcessEnvironment environment = QProcessEnvironment::systemEnvironment(); + bool config_from_environment = Quassel::isOptionSet("config-from-environment"); + + QString db_backend; + QVariantMap db_connectionProperties; + + QString auth_authenticator; + QVariantMap auth_properties; + + bool writeError = false; + + if (config_from_environment) { + db_backend = environment.value("DB_BACKEND"); + auth_authenticator = environment.value("AUTH_AUTHENTICATOR"); + } + else { + CoreSettings cs; + + QVariantMap dbsettings = cs.storageSettings().toMap(); + db_backend = dbsettings.value("Backend").toString(); + db_connectionProperties = dbsettings.value("ConnectionProperties").toMap(); + + QVariantMap authSettings = cs.authSettings().toMap(); + auth_authenticator = authSettings.value("Authenticator", "Database").toString(); + auth_properties = authSettings.value("AuthProperties").toMap(); + + writeError = !cs.isWritable(); + } + + try { + _configured = initStorage(db_backend, db_connectionProperties, environment, config_from_environment); + if (_configured) { + _configured = initAuthenticator(auth_authenticator, auth_properties, environment, config_from_environment); + } + } + catch (ExitException) { + // Try again later + _configured = false; + } + + if (Quassel::isOptionSet("select-backend") || Quassel::isOptionSet("select-authenticator")) { + bool success{true}; + if (Quassel::isOptionSet("select-backend")) { + success &= selectBackend(Quassel::optionValue("select-backend")); + } + if (Quassel::isOptionSet("select-authenticator")) { + success &= selectAuthenticator(Quassel::optionValue("select-authenticator")); + } + throw ExitException{success ? EXIT_SUCCESS : EXIT_FAILURE}; + } + + if (!_configured) { + if (config_from_environment) { + try { + _configured = initStorage(db_backend, db_connectionProperties, environment, config_from_environment, true); + if (_configured) { + _configured = initAuthenticator(auth_authenticator, auth_properties, environment, config_from_environment, true); + } + } + catch (ExitException e) { + throw ExitException{EXIT_FAILURE, tr("Cannot configure from environment: %1").arg(e.errorString)}; + } + + if (!_configured) { + throw ExitException{EXIT_FAILURE, tr("Cannot configure from environment!")}; + } + } + else { + if (_registeredStorageBackends.empty()) { + throw ExitException{EXIT_FAILURE, + tr("Could not initialize any storage backend! Exiting...\n" + "Currently, Quassel supports SQLite3 and PostgreSQL. You need to build your\n" + "Qt library with the sqlite or postgres plugin enabled in order for quasselcore\n" + "to work.")}; + } + + if (writeError) { + throw ExitException{EXIT_FAILURE, tr("Cannot write quasselcore configuration; probably a permission problem.")}; + } + + qInfo() << "Core is currently not configured! Please connect with a Quassel Client for basic setup."; + } + } - // Register storage backends here! - registerStorageBackend(new SqliteStorage(this)); + // This checks separately because config-from-environment might have only configured the core just now + if (_configured) { + if (Quassel::isOptionSet("add-user")) { + bool success = createUser(); + throw ExitException{success ? EXIT_SUCCESS : EXIT_FAILURE}; + } - if(!_storageBackends.count()) { - qWarning() << qPrintable(tr("Could not initialize any storage backend! Exiting...")); - exit(1); // TODO make this less brutal (especially for mono client -> popup) - } - connect(&_storageSyncTimer, SIGNAL(timeout()), this, SLOT(syncStorage())); - _storageSyncTimer.start(10 * 60 * 1000); // in msecs + if (Quassel::isOptionSet("change-userpass")) { + bool success = changeUserPass(Quassel::optionValue("change-userpass")); + throw ExitException{success ? EXIT_SUCCESS : EXIT_FAILURE}; + } + + _strictIdentEnabled = Quassel::isOptionSet("strict-ident"); + if (_strictIdentEnabled) { + cacheSysIdent(); + } + + if (Quassel::isOptionSet("oidentd")) { + _oidentdConfigGenerator = new OidentdConfigGenerator(this); + } + + if (Quassel::isOptionSet("ident-daemon")) { + _identServer = new IdentServer(this); + } + + if (Quassel::isOptionSet("metrics-daemon")) { + _metricsServer = new MetricsServer(this); + _server.setMetricsServer(_metricsServer); + _v6server.setMetricsServer(_metricsServer); + } + + Quassel::registerReloadHandler([]() { + // Currently, only reloading SSL certificates and the sysident cache is supported + if (Core::instance()) { + Core::instance()->cacheSysIdent(); + Core::instance()->reloadCerts(); + return true; + } + return false; + }); + + connect(&_storageSyncTimer, &QTimer::timeout, this, &Core::syncStorage); + _storageSyncTimer.start(10 * 60 * 1000); // 10 minutes + } + + connect(&_server, &QTcpServer::newConnection, this, &Core::incomingConnection); + connect(&_v6server, &QTcpServer::newConnection, this, &Core::incomingConnection); + + if (!startListening()) { + throw ExitException{EXIT_FAILURE, tr("Cannot open port for listening!")}; + } + + if (_configured && !Quassel::isOptionSet("norestore")) { + Core::restoreState(); + } + + _initialized = true; + + if (_pendingInternalConnection) { + connectInternalPeer(_pendingInternalConnection); + _pendingInternalConnection = {}; + } } -void Core::init() { - configured = false; +void Core::initAsync() +{ + try { + init(); + } + catch (ExitException e) { + emit exitRequested(e.exitCode, e.errorString); + } +} + +void Core::shutdown() +{ + qInfo() << "Core shutting down..."; - CoreSettings cs; + saveState(); - if(!(configured = initStorage(cs.storageSettings().toMap()))) { - qWarning("Core is currently not configured!"); + for (auto&& client : _connectingClients) { + client->deleteLater(); + } + _connectingClients.clear(); - // try to migrate old settings - QVariantMap old = cs.oldDbSettings().toMap(); - if(old.count() && old["Type"].toString().toUpper() == "SQLITE") { - QVariantMap newSettings; - newSettings["Backend"] = "SQLite"; - if((configured = initStorage(newSettings))) { - qWarning("...but thankfully I found some old settings to migrate!"); - cs.setStorageSettings(newSettings); - } + if (_sessions.isEmpty()) { + emit shutdownComplete(); + return; } - } - connect(&server, SIGNAL(newConnection()), this, SLOT(incomingConnection())); - if(!startListening(cs.port())) exit(1); // TODO make this less brutal + for (auto&& session : _sessions) { + connect(session, &SessionThread::shutdownComplete, this, &Core::onSessionShutdown); + session->shutdown(); + } } -Core::~Core() { - foreach(QTcpSocket *socket, blocksizes.keys()) { qDebug() << "disconnecting" << socket << blocksizes.keys(); - socket->disconnectFromHost(); // disconnect local (i.e. non-authed) clients - } - qDeleteAll(sessions); - qDeleteAll(_storageBackends); +void Core::onSessionShutdown(SessionThread* session) +{ + _sessions.take(_sessions.key(session))->deleteLater(); + if (_sessions.isEmpty()) { + qInfo() << "Core shutdown complete!"; + emit shutdownComplete(); + } } /*** Session Restore ***/ -void Core::saveState() { - CoreSettings s; - QVariantMap state; - QVariantList activeSessions; - foreach(UserId user, instance()->sessions.keys()) activeSessions << QVariant::fromValue(user); - state["CoreBuild"] = Global::quasselBuild; - state["ActiveSessions"] = activeSessions; - s.setCoreState(state); -} - -void Core::restoreState() { - if(!instance()->configured) { - qWarning() << qPrintable(tr("Cannot restore a state for an unconfigured core!")); - return; - } - if(instance()->sessions.count()) { - qWarning() << qPrintable(tr("Calling restoreState() even though active sessions exist!")); - return; - } - CoreSettings s; - uint build = s.coreState().toMap()["CoreBuild"].toUInt(); - if(build < 362) { - qWarning() << qPrintable(tr("Core state too old, ignoring...")); - return; - } - QVariantList activeSessions = s.coreState().toMap()["ActiveSessions"].toList(); - if(activeSessions.count() > 0) { - qDebug() << "Restoring previous core state..."; - foreach(QVariant v, activeSessions) { - UserId user = v.value(); - instance()->createSession(user, true); - } - } +void Core::saveState() +{ + if (_storage) { + QVariantList activeSessions; + for (auto&& user : instance()->_sessions.keys()) + activeSessions << QVariant::fromValue(user); + _storage->setCoreState(activeSessions); + } +} + +void Core::restoreState() +{ + if (!_configured) { + qWarning() << qPrintable(tr("Cannot restore a state for an unconfigured core!")); + return; + } + if (_sessions.count()) { + qWarning() << qPrintable(tr("Calling restoreState() even though active sessions exist!")); + return; + } + + CoreSettings s; + /* We don't check, since we are at the first version since switching to Git + uint statever = s.coreState().toMap()["CoreStateVersion"].toUInt(); + if(statever < 1) { + qWarning() << qPrintable(tr("Core state too old, ignoring...")); + return; + } + */ + + const QList& activeSessionsFallback = s.coreState().toMap()["ActiveSessions"].toList(); + QVariantList activeSessions = instance()->_storage->getCoreState(activeSessionsFallback); + + if (activeSessions.count() > 0) { + qInfo() << "Restoring previous core state..."; + for (auto&& v : activeSessions) { + UserId user = v.value(); + sessionForUser(user, true); + } + } } /*** Core Setup ***/ -QString Core::setupCore(const QVariant &setupData_) { - QVariantMap setupData = setupData_.toMap(); - QString user = setupData.take("AdminUser").toString(); - QString password = setupData.take("AdminPasswd").toString(); - if(user.isEmpty() || password.isEmpty()) { - return tr("Admin user or password not set."); - } - if(!initStorage(setupData, true)) { - return tr("Could not setup storage!"); - } - CoreSettings s; - //s.setStorageSettings(msg); - qDebug() << qPrintable(tr("Creating admin user...")); - mutex.lock(); - storage->addUser(user, password); - mutex.unlock(); - startListening(); // TODO check when we need this - return QString(); +QString Core::setup(const QString& adminUser, + const QString& adminPassword, + const QString& backend, + const QVariantMap& setupData, + const QString& authenticator, + const QVariantMap& authSetupData) +{ + return instance()->setupCore(adminUser, adminPassword, backend, setupData, authenticator, authSetupData); +} + +QString Core::setupCore(const QString& adminUser, + const QString& adminPassword, + const QString& backend, + const QVariantMap& setupData, + const QString& authenticator, + const QVariantMap& authSetupData) +{ + if (_configured) + return tr("Core is already configured! Not configuring again..."); + + if (adminUser.isEmpty() || adminPassword.isEmpty()) { + return tr("Admin user or password not set."); + } + try { + if (!(_configured = initStorage(backend, setupData, {}, false, true))) { + return tr("Could not setup storage!"); + } + + qInfo() << "Selected authenticator:" << authenticator; + if (!(_configured = initAuthenticator(authenticator, authSetupData, {}, false, true))) { + return tr("Could not setup authenticator!"); + } + } + catch (ExitException e) { + // Event loop is running, so trigger an exit rather than throwing an exception + QCoreApplication::exit(e.exitCode); + return e.errorString.isEmpty() ? tr("Fatal failure while trying to setup, terminating") : e.errorString; + } + + if (!saveBackendSettings(backend, setupData)) { + return tr("Could not save backend settings, probably a permission problem."); + } + saveAuthenticatorSettings(authenticator, authSetupData); + + qInfo() << qPrintable(tr("Creating admin user...")); + _storage->addUser(adminUser, adminPassword); + cacheSysIdent(); + startListening(); // TODO check when we need this + return QString(); +} + +QString Core::setupCoreForInternalUsage() +{ + Q_ASSERT(!_registeredStorageBackends.empty()); + + qsrand(QDateTime::currentDateTime().toMSecsSinceEpoch()); + int pass = 0; + for (int i = 0; i < 10; i++) { + pass *= 10; + pass += qrand() % 10; + } + + // mono client currently needs sqlite + return setupCore("AdminUser", QString::number(pass), "SQLite", QVariantMap(), "Database", QVariantMap()); } /*** Storage Handling ***/ -bool Core::registerStorageBackend(Storage *backend) { - if(backend->isAvailable()) { - _storageBackends[backend->displayName()] = backend; +template +void Core::registerStorageBackend() +{ + auto backend = makeDeferredShared(this); + if (backend->isAvailable()) + _registeredStorageBackends.emplace_back(std::move(backend)); + else + backend->deleteLater(); +} + +void Core::registerStorageBackends() +{ + if (_registeredStorageBackends.empty()) { + registerStorageBackend(); + registerStorageBackend(); + } +} + +DeferredSharedPtr Core::storageBackend(const QString& backendId) const +{ + auto it = std::find_if(_registeredStorageBackends.begin(), + _registeredStorageBackends.end(), + [backendId](const DeferredSharedPtr& backend) { return backend->displayName() == backendId; }); + return it != _registeredStorageBackends.end() ? *it : nullptr; +} + +bool Core::initStorage( + const QString& backend, const QVariantMap& settings, const QProcessEnvironment& environment, bool loadFromEnvironment, bool setup) +{ + if (backend.isEmpty()) { + qWarning() << "No storage backend selected!"; + return false; + } + + auto storage = storageBackend(backend); + if (!storage) { + qCritical() << "Selected storage backend is not available:" << backend; + return false; + } + + connect(storage.get(), &Storage::dbUpgradeInProgress, this, &Core::dbUpgradeInProgress); + + Storage::State storageState = storage->init(settings, environment, loadFromEnvironment); + switch (storageState) { + case Storage::NeedsSetup: + if (!setup) + return false; // trigger setup process + if (storage->setup(settings, environment, loadFromEnvironment)) + return initStorage(backend, settings, environment, loadFromEnvironment, false); + return false; + + case Storage::NotAvailable: + if (!setup) { + // If initialization wasn't successful, we quit to keep from coming up unconfigured + throw ExitException{EXIT_FAILURE, tr("Selected storage backend %1 is not available.").arg(backend)}; + } + qCritical() << "Selected storage backend is not available:" << backend; + return false; + + case Storage::IsReady: + // delete all other backends + _registeredStorageBackends.clear(); + connect(storage.get(), &Storage::bufferInfoUpdated, this, &Core::bufferInfoUpdated); + break; + } + _storage = std::move(storage); return true; - } else { - backend->deleteLater(); - return false; - } -} - -void Core::unregisterStorageBackend(Storage *backend) { - _storageBackends.remove(backend->displayName()); - backend->deleteLater(); -} - -// old db settings: -// "Type" => "sqlite" -bool Core::initStorage(QVariantMap dbSettings, bool setup) { - QString backend = dbSettings["Backend"].toString(); - if(backend.isEmpty()) { - //qWarning() << "No storage backend selected!"; - return configured = false; - } - - if(_storageBackends.contains(backend)) { - storage = _storageBackends[backend]; - } else { - qWarning() << "Selected storage backend is not available:" << backend; - return configured = false; - } - if(!storage->init(dbSettings)) { - if(!setup || !(storage->setup(dbSettings) && storage->init(dbSettings))) { - qWarning() << "Could not init storage!"; - storage = 0; - return configured = false; - } - } - // delete all other backends - foreach(Storage *s, _storageBackends.values()) { - if(s != storage) s->deleteLater(); - } - _storageBackends.clear(); - - connect(storage, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)), this, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &))); - return configured = true; -} - -void Core::syncStorage() { - QMutexLocker locker(&mutex); - if(storage) storage->sync(); +} + +void Core::syncStorage() +{ + if (_storage) + _storage->sync(); } /*** Storage Access ***/ -bool Core::createNetwork(UserId user, NetworkInfo &info) { - QMutexLocker locker(&mutex); - NetworkId networkId = instance()->storage->createNetwork(user, info); - if(!networkId.isValid()) - return false; +bool Core::createNetwork(UserId user, NetworkInfo& info) +{ + NetworkId networkId = instance()->_storage->createNetwork(user, info); + if (!networkId.isValid()) + return false; - info.networkId = networkId; - return true; + info.networkId = networkId; + return true; } -bool Core::updateNetwork(UserId user, const NetworkInfo &info) { - QMutexLocker locker(&mutex); - return instance()->storage->updateNetwork(user, info); +/*** Authenticators ***/ + +// Authentication handling, now independent from storage. +template +void Core::registerAuthenticator() +{ + auto authenticator = makeDeferredShared(this); + if (authenticator->isAvailable()) + _registeredAuthenticators.emplace_back(std::move(authenticator)); + else + authenticator->deleteLater(); } -bool Core::removeNetwork(UserId user, const NetworkId &networkId) { - QMutexLocker locker(&mutex); - return instance()->storage->removeNetwork(user, networkId); +void Core::registerAuthenticators() +{ + if (_registeredAuthenticators.empty()) { + registerAuthenticator(); +#ifdef HAVE_LDAP + registerAuthenticator(); +#endif + } } -QList Core::networks(UserId user) { - QMutexLocker locker(&mutex); - return instance()->storage->networks(user); +DeferredSharedPtr Core::authenticator(const QString& backendId) const +{ + auto it = std::find_if(_registeredAuthenticators.begin(), + _registeredAuthenticators.end(), + [backendId](const DeferredSharedPtr& authenticator) { + return authenticator->backendId() == backendId; + }); + return it != _registeredAuthenticators.end() ? *it : nullptr; } -NetworkId Core::networkId(UserId user, const QString &network) { - QMutexLocker locker(&mutex); - return instance()->storage->getNetworkId(user, network); +// FIXME: Apparently, this is the legacy way of initting storage backends? +// If there's a not-legacy way, it should be used here +bool Core::initAuthenticator( + const QString& backend, const QVariantMap& settings, const QProcessEnvironment& environment, bool loadFromEnvironment, bool setup) +{ + if (backend.isEmpty()) { + qWarning() << "No authenticator selected!"; + return false; + } + + auto auth = authenticator(backend); + if (!auth) { + qCritical() << "Selected auth backend is not available:" << backend; + return false; + } + + Authenticator::State authState = auth->init(settings, environment, loadFromEnvironment); + switch (authState) { + case Authenticator::NeedsSetup: + if (!setup) + return false; // trigger setup process + if (auth->setup(settings, environment, loadFromEnvironment)) + return initAuthenticator(backend, settings, environment, loadFromEnvironment, false); + return false; + + case Authenticator::NotAvailable: + if (!setup) { + // If initialization wasn't successful, we quit to keep from coming up unconfigured + throw ExitException{EXIT_FAILURE, tr("Selected auth backend %1 is not available.").arg(backend)}; + } + qCritical() << "Selected auth backend is not available:" << backend; + return false; + + case Authenticator::IsReady: + // delete all other backends + _registeredAuthenticators.clear(); + break; + } + _authenticator = std::move(auth); + return true; } -BufferInfo Core::bufferInfo(UserId user, const NetworkId &networkId, BufferInfo::Type type, const QString &buffer) { - QMutexLocker locker(&mutex); - return instance()->storage->getBufferInfo(user, networkId, type, buffer); +/*** Network Management ***/ + +bool Core::sslSupported() +{ + return instance()->_server.isCertValid() && instance()->_v6server.isCertValid(); } -BufferInfo Core::getBufferInfo(UserId user, const BufferId &bufferId) { - QMutexLocker locker(&mutex); - return instance()->storage->getBufferInfo(user, bufferId); +bool Core::reloadCerts() +{ + bool retv4 = _server.reloadCerts(); + bool retv6 = _v6server.reloadCerts(); + + return retv4 && retv6; } -MsgId Core::storeMessage(const Message &message) { - QMutexLocker locker(&mutex); - return instance()->storage->logMessage(message); +void Core::cacheSysIdent() +{ + if (isConfigured()) { + _authUserNames = _storage->getAllAuthUserNames(); + } } -QList Core::requestMsgs(BufferInfo buffer, int lastmsgs, int offset) { - QMutexLocker locker(&mutex); - return instance()->storage->requestMsgs(buffer, lastmsgs, offset); +QString Core::strictSysIdent(UserId user) const +{ + if (_authUserNames.contains(user)) { + return _authUserNames[user]; + } + + // A new user got added since we last pulled our cache from the database. + // There's no way to avoid a database hit - we don't even know the authname! + instance()->cacheSysIdent(); + + if (_authUserNames.contains(user)) { + return _authUserNames[user]; + } + + // ...something very weird is going on if we ended up here (an active CoreSession without a corresponding database entry?) + qWarning().nospace() << "Unable to find authusername for UserId " << user << ", this should never happen!"; + return "unknown"; // Should we just terminate the program instead? } -QList Core::requestMsgs(BufferInfo buffer, QDateTime since, int offset) { - QMutexLocker locker(&mutex); - return instance()->storage->requestMsgs(buffer, since, offset); +bool Core::startListening() +{ + // in mono mode we only start a local port if a port is specified in the cli call + if (Quassel::runMode() == Quassel::Monolithic && !Quassel::isOptionSet("port")) + return true; + + bool success = false; + uint port = Quassel::optionValue("port").toUInt(); + + const QString listen = Quassel::optionValue("listen"); + const QStringList listen_list = listen.split(",", QString::SkipEmptyParts); + if (listen_list.size() > 0) { + foreach (const QString listen_term, listen_list) { // TODO: handle multiple interfaces for same TCP version gracefully + QHostAddress addr; + if (!addr.setAddress(listen_term)) { + qCritical() << qPrintable(tr("Invalid listen address %1").arg(listen_term)); + } + else { + switch (addr.protocol()) { + case QAbstractSocket::IPv6Protocol: + if (_v6server.listen(addr, port)) { + qInfo() << qPrintable(tr("Listening for GUI clients on IPv6 %1 port %2 using protocol version %3") + .arg(addr.toString()) + .arg(_v6server.serverPort()) + .arg(Quassel::buildInfo().protocolVersion)); + success = true; + } + else + qWarning() << qPrintable(tr("Could not open IPv6 interface %1:%2: %3").arg(addr.toString()).arg(port).arg(_v6server.errorString())); + break; + case QAbstractSocket::IPv4Protocol: + if (_server.listen(addr, port)) { + qInfo() << qPrintable(tr("Listening for GUI clients on IPv4 %1 port %2 using protocol version %3") + .arg(addr.toString()) + .arg(_server.serverPort()) + .arg(Quassel::buildInfo().protocolVersion)); + success = true; + } + else { + // if v6 succeeded on Any, the port will be already in use - don't display the error then + if (!success || _server.serverError() != QAbstractSocket::AddressInUseError) + qWarning() << qPrintable(tr("Could not open IPv4 interface %1:%2: %3").arg(addr.toString()).arg(port).arg(_server.errorString())); + } + break; + default: + qCritical() << qPrintable(tr("Invalid listen address %1, unknown network protocol").arg(listen_term)); + break; + } + } + } + } + if (!success) + qCritical() << qPrintable(tr("Could not open any network interfaces to listen on!")); + + if (_identServer) { + _identServer->startListening(); + } + + if (_metricsServer) { + _metricsServer->startListening(); + } + + return success; } -QList Core::requestMsgRange(BufferInfo buffer, int first, int last) { - QMutexLocker locker(&mutex); - return instance()->storage->requestMsgRange(buffer, first, last); +void Core::stopListening(const QString& reason) +{ + if (_identServer) { + _identServer->stopListening(reason); + } + + if (_metricsServer) { + _metricsServer->stopListening(reason); + } + + bool wasListening = false; + if (_server.isListening()) { + wasListening = true; + _server.close(); + } + if (_v6server.isListening()) { + wasListening = true; + _v6server.close(); + } + if (wasListening) { + if (reason.isEmpty()) + qInfo() << "No longer listening for GUI clients."; + else + qInfo() << qPrintable(reason); + } +} + +void Core::incomingConnection() +{ + auto* server = qobject_cast(sender()); + Q_ASSERT(server); + while (server->hasPendingConnections()) { + auto socket = qobject_cast(server->nextPendingConnection()); + Q_ASSERT(socket); + + auto* handler = new CoreAuthHandler(socket, this); + _connectingClients.insert(handler); + + connect(handler, &AuthHandler::disconnected, this, &Core::clientDisconnected); + connect(handler, &AuthHandler::socketError, this, &Core::socketError); + connect(handler, &CoreAuthHandler::handshakeComplete, this, &Core::setupClientSession); + + qInfo() << qPrintable(tr("Client connected from")) << qPrintable(handler->hostAddress().toString()); + + if (!_configured) { + stopListening(tr("Closing server for basic setup.")); + } + } } -QList Core::requestBuffers(UserId user, QDateTime since) { - QMutexLocker locker(&mutex); - return instance()->storage->requestBuffers(user, since); +// Potentially called during the initialization phase (before handing the connection off to the session) +void Core::clientDisconnected() +{ + auto* handler = qobject_cast(sender()); + Q_ASSERT(handler); + + qInfo() << qPrintable(tr("Non-authed client disconnected:")) << qPrintable(handler->hostAddress().toString()); + _connectingClients.remove(handler); + handler->deleteLater(); + + // make server listen again if still not configured + if (!_configured) { + startListening(); + } + + // TODO remove unneeded sessions - if necessary/possible... + // Suggestion: kill sessions if they are not connected to any network and client. +} + +void Core::setupClientSession(RemotePeer* peer, UserId uid) +{ + auto* handler = qobject_cast(sender()); + Q_ASSERT(handler); + + // From now on everything is handled by the client session + disconnect(handler, nullptr, this, nullptr); + _connectingClients.remove(handler); + handler->deleteLater(); + + // Find or create session for validated user + sessionForUser(uid); + + // as we are currently handling an event triggered by incoming data on this socket + // it is unsafe to directly move the socket to the client thread. + QCoreApplication::postEvent(this, new AddClientEvent(peer, uid)); } -bool Core::removeBuffer(const UserId &user, const BufferId &bufferId) { - QMutexLocker locker(&mutex); - return instance()->storage->removeBuffer(user, bufferId); +void Core::customEvent(QEvent* event) +{ + if (event->type() == AddClientEventId) { + auto* addClientEvent = static_cast(event); + addClientHelper(addClientEvent->peer, addClientEvent->userId); + return; + } } -void Core::setBufferLastSeen(UserId user, const BufferId &bufferId, const QDateTime &seenDate) { - QMutexLocker locker(&mutex); - return instance()->storage->setBufferLastSeen(user, bufferId, seenDate); +void Core::addClientHelper(RemotePeer* peer, UserId uid) +{ + // Find or create session for validated user + SessionThread* session = sessionForUser(uid); + session->addClient(peer); } -QHash Core::bufferLastSeenDates(UserId user) { - QMutexLocker locker(&mutex); - return instance()->storage->bufferLastSeenDates(user); +void Core::connectInternalPeer(QPointer peer) +{ + if (_initialized && peer) { + setupInternalClientSession(peer); + } + else { + _pendingInternalConnection = peer; + } } -/*** Network Management ***/ +void Core::setupInternalClientSession(QPointer clientPeer) +{ + if (!_configured) { + stopListening(); + auto errorString = setupCoreForInternalUsage(); + if (!errorString.isEmpty()) { + emit exitRequested(EXIT_FAILURE, errorString); + return; + } + } -bool Core::startListening(uint port) { - if(!server.listen(QHostAddress::Any, port)) { - qWarning(qPrintable(QString("Could not open GUI client port %1: %2").arg(port).arg(server.errorString()))); - return false; - } - qDebug() << "Listening for GUI clients on port" << server.serverPort(); - return true; -} - -void Core::stopListening() { - server.close(); - qDebug() << "No longer listening for GUI clients."; -} - -void Core::incomingConnection() { - // TODO implement SSL - while(server.hasPendingConnections()) { - QTcpSocket *socket = server.nextPendingConnection(); - connect(socket, SIGNAL(disconnected()), this, SLOT(clientDisconnected())); - connect(socket, SIGNAL(readyRead()), this, SLOT(clientHasData())); - QVariantMap clientInfo; - blocksizes.insert(socket, (quint32)0); - qDebug() << "Client connected from" << qPrintable(socket->peerAddress().toString()); - - if (!configured) { - server.close(); - qDebug() << "Closing server for basic setup."; - } - } -} - -void Core::clientHasData() { - QTcpSocket *socket = dynamic_cast(sender()); - Q_ASSERT(socket && blocksizes.contains(socket)); - QVariant item; - while(SignalProxy::readDataFromDevice(socket, blocksizes[socket], item)) { - QVariantMap msg = item.toMap(); - processClientMessage(socket, msg); - if(!blocksizes.contains(socket)) break; // this socket is no longer ours to handle! - } -} - -void Core::processClientMessage(QTcpSocket *socket, const QVariantMap &msg) { - if(!msg.contains("MsgType")) { - // Client is way too old, does not even use the current init format - qWarning() << qPrintable(tr("Antique client trying to connect... refusing.")); - socket->close(); - return; - } - // OK, so we have at least an init message format we can understand - if(msg["MsgType"] == "ClientInit") { - QVariantMap reply; - reply["CoreVersion"] = Global::quasselVersion; - reply["CoreDate"] = Global::quasselDate; - reply["CoreBuild"] = Global::quasselBuild; - // TODO: Make the core info configurable - int uptime = startTime.secsTo(QDateTime::currentDateTime()); - int updays = uptime / 86400; uptime %= 86400; - int uphours = uptime / 3600; uptime %= 3600; - int upmins = uptime / 60; - reply["CoreInfo"] = tr("Quassel Core Version %1 (Build >= %2)
" - "Up %3d%4h%5m (since %6)").arg(Global::quasselVersion).arg(Global::quasselBuild) - .arg(updays).arg(uphours,2,10,QChar('0')).arg(upmins,2,10,QChar('0')).arg(startTime.toString(Qt::TextDate)); - - reply["SupportSsl"] = false; - reply["LoginEnabled"] = true; - - // Just version information -- check it! - if(msg["ClientBuild"].toUInt() < Global::clientBuildNeeded) { - reply["MsgType"] = "ClientInitReject"; - reply["Error"] = tr("Your Quassel Client is too old!
" - "This core needs at least client version %1 (Build >= %2).
" - "Please consider upgrading your client.").arg(Global::quasselVersion).arg(Global::quasselBuild); - SignalProxy::writeDataToDevice(socket, reply); - qWarning() << qPrintable(tr("Client %1 too old, rejecting.").arg(socket->peerAddress().toString())); - socket->close(); return; - } - // check if we are configured, start wizard otherwise - if(!configured) { - reply["Configured"] = false; - QList backends; - foreach(Storage *backend, _storageBackends.values()) { + UserId uid; + if (_storage) { + uid = _storage->internalUser(); + } + else { + qWarning() << "Core::setupInternalClientSession(): You're trying to run monolithic Quassel with an unusable Backend! Go fix it!"; + emit exitRequested(EXIT_FAILURE, tr("Cannot setup storage backend.")); + return; + } + + if (!clientPeer) { + qWarning() << "Client peer went away, not starting a session"; + return; + } + + auto* corePeer = new InternalPeer(this); + corePeer->setPeer(clientPeer); + clientPeer->setPeer(corePeer); + + // Find or create session for validated user + SessionThread* sessionThread = sessionForUser(uid); + sessionThread->addClient(corePeer); +} + +SessionThread* Core::sessionForUser(UserId uid, bool restore) +{ + if (_sessions.contains(uid)) + return _sessions[uid]; + + return (_sessions[uid] = new SessionThread(uid, restore, strictIdentEnabled(), this)); +} + +void Core::socketError(QAbstractSocket::SocketError err, const QString& errorString) +{ + qWarning() << QString("Socket error %1: %2").arg(err).arg(errorString); +} + +QVariantList Core::backendInfo() +{ + instance()->registerStorageBackends(); + + QVariantList backendInfos; + for (auto&& backend : instance()->_registeredStorageBackends) { QVariantMap v; + v["BackendId"] = backend->backendId(); v["DisplayName"] = backend->displayName(); v["Description"] = backend->description(); - backends.append(v); - } - reply["StorageBackends"] = backends; - reply["LoginEnabled"] = false; - } else { - reply["Configured"] = true; - } - clientInfo[socket] = msg; // store for future reference - reply["MsgType"] = "ClientInitAck"; - SignalProxy::writeDataToDevice(socket, reply); - } else { - // for the rest, we need an initialized connection - if(!clientInfo.contains(socket)) { - QVariantMap reply; - reply["MsgType"] = "ClientLoginReject"; - reply["Error"] = tr("Client not initialized!
You need to send an init message before trying to login."); - SignalProxy::writeDataToDevice(socket, reply); - qWarning() << qPrintable(tr("Client %1 did not send an init message before trying to login, rejecting.").arg(socket->peerAddress().toString())); - socket->close(); return; - } - if(msg["MsgType"] == "CoreSetupData") { - QVariantMap reply; - QString result = setupCore(msg["SetupData"]); - if(!result.isEmpty()) { - reply["MsgType"] = "CoreSetupReject"; - reply["Error"] = result; - } else { - reply["MsgType"] = "CoreSetupAck"; - } - SignalProxy::writeDataToDevice(socket, reply); - } else if(msg["MsgType"] == "ClientLogin") { - QVariantMap reply; - mutex.lock(); - UserId uid = storage->validateUser(msg["User"].toString(), msg["Password"].toString()); - mutex.unlock(); - if(uid == 0) { - reply["MsgType"] = "ClientLoginReject"; - reply["Error"] = tr("Invalid username or password!
The username/password combination you supplied could not be found in the database."); - SignalProxy::writeDataToDevice(socket, reply); - return; - } - reply["MsgType"] = "ClientLoginAck"; - SignalProxy::writeDataToDevice(socket, reply); - qDebug() << qPrintable(tr("Client %1 initialized and authentificated successfully as \"%2\".").arg(socket->peerAddress().toString(), msg["User"].toString())); - setupClientSession(socket, uid); + v["SetupData"] = backend->setupData(); // ignored by legacy clients + + // TODO Protocol Break: Remove legacy (cf. authenticatorInfo()) + const auto& setupData = backend->setupData(); + QStringList setupKeys; + QVariantMap setupDefaults; + for (int i = 0; i + 2 < setupData.size(); i += 3) { + setupKeys << setupData[i].toString(); + setupDefaults[setupData[i].toString()] = setupData[i + 2]; + } + v["SetupKeys"] = setupKeys; + v["SetupDefaults"] = setupDefaults; + // TODO Protocol Break: Remove + v["IsDefault"] = (backend->backendId() == "SQLite"); // newer clients will just use the first in the list + + backendInfos << v; } - } + return backendInfos; } -// Potentially called during the initialization phase (before handing the connection off to the session) -void Core::clientDisconnected() { - QTcpSocket *socket = dynamic_cast(sender()); // Note: This might be a QObject* already (if called by ~Core())! - Q_ASSERT(socket); - blocksizes.remove(socket); - clientInfo.remove(socket); - qDebug() << qPrintable(tr("Non-authed client disconnected.")); - socket->deleteLater(); - socket = 0; - - // make server listen again if still not configured - if (!configured) { - startListening(); - } - - // TODO remove unneeded sessions - if necessary/possible... - // Suggestion: kill sessions if they are not connected to any network and client. -} - -void Core::setupClientSession(QTcpSocket *socket, UserId uid) { - // Find or create session for validated user - SessionThread *sess; - if(sessions.contains(uid)) sess = sessions[uid]; - else sess = createSession(uid); - // Hand over socket, session then sends state itself - disconnect(socket, 0, this, 0); - blocksizes.remove(socket); - clientInfo.remove(socket); - if(!sess) { - qWarning() << qPrintable(tr("Could not initialize session for client %1!").arg(socket->peerAddress().toString())); - socket->close(); - } - sess->addClient(socket); -} - -SessionThread *Core::createSession(UserId uid, bool restore) { - if(sessions.contains(uid)) { - qWarning() << "Calling createSession() when a session for the user already exists!"; - return 0; - } - SessionThread *sess = new SessionThread(uid, restore, this); - sessions[uid] = sess; - sess->start(); - return sess; +QVariantList Core::authenticatorInfo() +{ + instance()->registerAuthenticators(); + + QVariantList authInfos; + for (auto&& backend : instance()->_registeredAuthenticators) { + QVariantMap v; + v["BackendId"] = backend->backendId(); + v["DisplayName"] = backend->displayName(); + v["Description"] = backend->description(); + v["SetupData"] = backend->setupData(); + authInfos << v; + } + return authInfos; } + +// migration / backend selection +bool Core::selectBackend(const QString& backend) +{ + // reregister all storage backends + registerStorageBackends(); + auto storage = storageBackend(backend); + if (!storage) { + QStringList backends; + std::transform(_registeredStorageBackends.begin(), + _registeredStorageBackends.end(), + std::back_inserter(backends), + [](const DeferredSharedPtr& backend) { return backend->displayName(); }); + qWarning() << qPrintable(tr("Unsupported storage backend: %1").arg(backend)); + qWarning() << qPrintable(tr("Supported backends are:")) << qPrintable(backends.join(", ")); + return false; + } + + QVariantMap settings = promptForSettings(storage.get()); + + Storage::State storageState = storage->init(settings); + switch (storageState) { + case Storage::IsReady: + if (!saveBackendSettings(backend, settings)) { + qCritical() << qPrintable(QString("Could not save backend settings, probably a permission problem.")); + } + qWarning() << qPrintable(tr("Switched storage backend to: %1").arg(backend)); + qWarning() << qPrintable(tr("Backend already initialized. Skipping Migration...")); + return true; + case Storage::NotAvailable: + qCritical() << qPrintable(tr("Storage backend is not available: %1").arg(backend)); + return false; + case Storage::NeedsSetup: + if (!storage->setup(settings)) { + qWarning() << qPrintable(tr("Unable to setup storage backend: %1").arg(backend)); + return false; + } + + if (storage->init(settings) != Storage::IsReady) { + qWarning() << qPrintable(tr("Unable to initialize storage backend: %1").arg(backend)); + return false; + } + + if (!saveBackendSettings(backend, settings)) { + qCritical() << qPrintable(QString("Could not save backend settings, probably a permission problem.")); + } + qWarning() << qPrintable(tr("Switched storage backend to: %1").arg(backend)); + break; + } + + // let's see if we have a current storage object we can migrate from + auto reader = getMigrationReader(_storage.get()); + auto writer = getMigrationWriter(storage.get()); + if (reader && writer) { + qDebug() << qPrintable(tr("Migrating storage backend %1 to %2...").arg(_storage->displayName(), storage->displayName())); + _storage.reset(); + storage.reset(); + if (reader->migrateTo(writer.get())) { + qDebug() << "Migration finished!"; + qDebug() << qPrintable(tr("Migration finished!")); + if (!saveBackendSettings(backend, settings)) { + qCritical() << qPrintable(QString("Could not save backend settings, probably a permission problem.")); + return false; + } + return true; + } + qWarning() << qPrintable(tr("Unable to migrate storage backend! (No migration writer for %1)").arg(backend)); + return false; + } + + // inform the user why we cannot merge + if (!_storage) { + qWarning() << qPrintable(tr("No currently active storage backend. Skipping migration...")); + } + else if (!reader) { + qWarning() << qPrintable(tr("Currently active storage backend does not support migration: %1").arg(_storage->displayName())); + } + if (writer) { + qWarning() << qPrintable(tr("New storage backend does not support migration: %1").arg(backend)); + } + + // so we were unable to merge, but let's create a user \o/ + _storage = std::move(storage); + createUser(); + return true; +} + +// TODO: I am not sure if this function is implemented correctly. +// There is currently no concept of migraiton between auth backends. +bool Core::selectAuthenticator(const QString& backend) +{ + // Register all authentication backends. + registerAuthenticators(); + auto auther = authenticator(backend); + if (!auther) { + QStringList authenticators; + std::transform(_registeredAuthenticators.begin(), + _registeredAuthenticators.end(), + std::back_inserter(authenticators), + [](const DeferredSharedPtr& authenticator) { return authenticator->displayName(); }); + qWarning() << qPrintable(tr("Unsupported authenticator: %1").arg(backend)); + qWarning() << qPrintable(tr("Supported authenticators are:")) << qPrintable(authenticators.join(", ")); + return false; + } + + QVariantMap settings = promptForSettings(auther.get()); + + Authenticator::State state = auther->init(settings); + switch (state) { + case Authenticator::IsReady: + saveAuthenticatorSettings(backend, settings); + qWarning() << qPrintable(tr("Switched authenticator to: %1").arg(backend)); + return true; + case Authenticator::NotAvailable: + qCritical() << qPrintable(tr("Authenticator is not available: %1").arg(backend)); + return false; + case Authenticator::NeedsSetup: + if (!auther->setup(settings)) { + qWarning() << qPrintable(tr("Unable to setup authenticator: %1").arg(backend)); + return false; + } + + if (auther->init(settings) != Authenticator::IsReady) { + qWarning() << qPrintable(tr("Unable to initialize authenticator: %1").arg(backend)); + return false; + } + + saveAuthenticatorSettings(backend, settings); + qWarning() << qPrintable(tr("Switched authenticator to: %1").arg(backend)); + } + + _authenticator = std::move(auther); + return true; +} + +bool Core::createUser() +{ + QTextStream out(stdout); + QTextStream in(stdin); + out << "Add a new user:" << endl; + out << "Username: "; + out.flush(); + QString username = in.readLine().trimmed(); + + disableStdInEcho(); + out << "Password: "; + out.flush(); + QString password = in.readLine().trimmed(); + out << endl; + out << "Repeat Password: "; + out.flush(); + QString password2 = in.readLine().trimmed(); + out << endl; + enableStdInEcho(); + + if (password != password2) { + qWarning() << "Passwords don't match!"; + return false; + } + if (password.isEmpty()) { + qWarning() << "Password is empty!"; + return false; + } + + if (_configured && _storage->addUser(username, password).isValid()) { + out << "Added user " << username << " successfully!" << endl; + return true; + } + else { + qWarning() << "Unable to add user:" << qPrintable(username); + return false; + } +} + +bool Core::changeUserPass(const QString& username) +{ + QTextStream out(stdout); + QTextStream in(stdin); + UserId userId = _storage->getUserId(username); + if (!userId.isValid()) { + out << "User " << username << " does not exist." << endl; + return false; + } + + if (!canChangeUserPassword(userId)) { + out << "User " << username << " is configured through an auth provider that has forbidden manual password changing." << endl; + return false; + } + + out << "Change password for user: " << username << endl; + + disableStdInEcho(); + out << "New Password: "; + out.flush(); + QString password = in.readLine().trimmed(); + out << endl; + out << "Repeat Password: "; + out.flush(); + QString password2 = in.readLine().trimmed(); + out << endl; + enableStdInEcho(); + + if (password != password2) { + qWarning() << "Passwords don't match!"; + return false; + } + if (password.isEmpty()) { + qWarning() << "Password is empty!"; + return false; + } + + if (_configured && _storage->updateUser(userId, password)) { + out << "Password changed successfully!" << endl; + return true; + } + else { + qWarning() << "Failed to change password!"; + return false; + } +} + +bool Core::changeUserPassword(UserId userId, const QString& password) +{ + if (!isConfigured() || !userId.isValid()) + return false; + + if (!canChangeUserPassword(userId)) + return false; + + return instance()->_storage->updateUser(userId, password); +} + +// TODO: this code isn't currently 100% optimal because the core +// doesn't know it can have multiple auth providers configured (there aren't +// multiple auth providers at the moment anyway) and we have hardcoded the +// Database provider to be always allowed. +bool Core::canChangeUserPassword(UserId userId) +{ + QString authProvider = instance()->_storage->getUserAuthenticator(userId); + if (authProvider != "Database") { + if (authProvider != instance()->_authenticator->backendId()) { + return false; + } + else if (instance()->_authenticator->canChangePassword()) { + return false; + } + } + return true; +} + +std::unique_ptr Core::getMigrationReader(Storage* storage) +{ + if (!storage) + return nullptr; + + auto* sqlStorage = qobject_cast(storage); + if (!sqlStorage) { + qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!"; + return nullptr; + } + + return sqlStorage->createMigrationReader(); +} + +std::unique_ptr Core::getMigrationWriter(Storage* storage) +{ + if (!storage) + return nullptr; + + auto* sqlStorage = qobject_cast(storage); + if (!sqlStorage) { + qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!"; + return nullptr; + } + + return sqlStorage->createMigrationWriter(); +} + +bool Core::saveBackendSettings(const QString& backend, const QVariantMap& settings) +{ + QVariantMap dbsettings; + dbsettings["Backend"] = backend; + dbsettings["ConnectionProperties"] = settings; + CoreSettings s = CoreSettings(); + s.setStorageSettings(dbsettings); + return s.sync(); +} + +void Core::saveAuthenticatorSettings(const QString& backend, const QVariantMap& settings) +{ + QVariantMap dbsettings; + dbsettings["Authenticator"] = backend; + dbsettings["AuthProperties"] = settings; + CoreSettings().setAuthSettings(dbsettings); +} + +// Generic version of promptForSettings that doesn't care what *type* of +// backend it runs over. +template +QVariantMap Core::promptForSettings(const Backend* backend) +{ + QVariantMap settings; + const QVariantList& setupData = backend->setupData(); + + if (setupData.isEmpty()) + return settings; + + QTextStream out(stdout); + QTextStream in(stdin); + out << "Default values are in brackets" << endl; + + for (int i = 0; i + 2 < setupData.size(); i += 3) { + QString key = setupData[i].toString(); + out << setupData[i + 1].toString() << " [" << setupData[i + 2].toString() << "]: " << flush; + + bool noEcho = key.toLower().contains("password"); + if (noEcho) { + disableStdInEcho(); + } + QString input = in.readLine().trimmed(); + if (noEcho) { + out << endl; + enableStdInEcho(); + } + + QVariant value{setupData[i + 2]}; + if (!input.isEmpty()) { + switch (value.type()) { + case QVariant::Int: + value = input.toInt(); + break; + default: + value = input; + } + } + settings[key] = value; + } + return settings; +} + +#ifdef Q_OS_WIN +void Core::stdInEcho(bool on) +{ + HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE); + DWORD mode = 0; + GetConsoleMode(hStdin, &mode); + if (on) + mode |= ENABLE_ECHO_INPUT; + else + mode &= ~ENABLE_ECHO_INPUT; + SetConsoleMode(hStdin, mode); +} + +#else +void Core::stdInEcho(bool on) +{ + termios t; + tcgetattr(STDIN_FILENO, &t); + if (on) + t.c_lflag |= ECHO; + else + t.c_lflag &= ~ECHO; + tcsetattr(STDIN_FILENO, TCSANOW, &t); +} + +#endif /* Q_OS_WIN */