diff --git a/ksmserver/CMakeLists.txt b/ksmserver/CMakeLists.txt index bd9da781e..ffe74f7a1 100644 --- a/ksmserver/CMakeLists.txt +++ b/ksmserver/CMakeLists.txt @@ -1,90 +1,93 @@ add_definitions(-DTRANSLATION_DOMAIN=\"ksmserver\") include_directories(${PHONON_INCLUDE_DIR}) check_library_exists(ICE _IceTransNoListen "" HAVE__ICETRANSNOLISTEN) configure_file(config-ksmserver.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-ksmserver.h) add_definitions("-DQT_NO_CAST_FROM_ASCII -DQT_NO_CAST_TO_ASCII") add_definitions(-DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT) add_definitions(-DQT_NO_URL_CAST_FROM_STRING) include_directories(${CMAKE_CURRENT_BINARY_DIR}) if(BUILD_TESTING) add_subdirectory(tests) endif() ########### next target ############### set(ksmserver_KDEINIT_SRCS main.cpp server.cpp legacy.cpp startup.cpp autostart.cpp + logout.cpp shutdown.cpp client.cpp ) ecm_qt_declare_logging_category(ksmserver_KDEINIT_SRCS HEADER ksmserver_debug.h IDENTIFIER KSMSERVER CATEGORY_NAME org.kde.kf5.ksmserver) set(kcminit_adaptor ${plasma-workspace_SOURCE_DIR}/startkde/kcminit/main.h) set(kcminit_xml ${CMAKE_CURRENT_BINARY_DIR}/org.kde.KCMinit.xml) qt5_generate_dbus_interface( ${kcminit_adaptor} ${kcminit_xml} ) qt5_add_dbus_interface( ksmserver_KDEINIT_SRCS ${kcminit_xml} kcminit_interface ) # FIXME: This is actually not disabled any more because OrgKDEKlauncherInterface isn't provided # otherwise. # # This is actually now disabled, because OrgKDEKlauncherInterface is also provided # # by kdecore, it is not autogenerated and is not binary compatible with a currently # # generated version, thus at certain circumstances leading to strange crashes. # # This should be fixed for KDE5. # # KLauchner.xml is installed by kdelibs, so it is in KDE4_DBUS_INTERFACES_DIR set(klauncher_xml ${KINIT_DBUS_INTERFACES_DIR}/kf5_org.kde.KLauncher.xml) qt5_add_dbus_interface( ksmserver_KDEINIT_SRCS ${klauncher_xml} klauncher_interface ) qt5_add_dbus_interface( ksmserver_KDEINIT_SRCS ${KSCREENLOCKER_DBUS_INTERFACES_DIR}/org.kde.screensaver.xml kscreenlocker_interface ) qt5_add_dbus_interface( ksmserver_KDEINIT_SRCS org.kde.LogoutPrompt.xml logoutprompt_interface) +qt5_add_dbus_interface( ksmserver_KDEINIT_SRCS org.kde.Shutdown.xml shutdown_interface) qt5_add_dbus_adaptor( ksmserver_KDEINIT_SRCS org.kde.KSMServerInterface.xml server.h KSMServer ) +qt5_add_dbus_adaptor( ksmserver_KDEINIT_SRCS org.kde.Shutdown.xml shutdown.h Shutdown) kf5_add_kdeinit_executable( ksmserver ${ksmserver_KDEINIT_SRCS}) set(CMAKECONFIG_INSTALL_DIR "${KDE_INSTALL_CMAKEPACKAGEDIR}/KSMServerDBusInterface") configure_package_config_file(KSMServerDBusInterfaceConfig.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/KSMServerDBusInterfaceConfig.cmake PATH_VARS KDE_INSTALL_DBUSINTERFACEDIR INSTALL_DESTINATION ${CMAKECONFIG_INSTALL_DIR}) target_link_libraries(kdeinit_ksmserver PW::KScreenLocker PW::KWorkspace KF5::XmlGui KF5::GlobalAccel KF5::KIOCore KF5::KIOWidgets ${X11_LIBRARIES} ${X11_Xrender_LIB} Qt5::X11Extras KF5::Solid Qt5::Quick KF5::Declarative KF5::DBusAddons KF5::Package KF5::KDELibs4Support # Solid/PowerManagement ${PHONON_LIBRARIES} Qt5::Concurrent ) install(TARGETS kdeinit_ksmserver ${KDE_INSTALL_TARGETS_DEFAULT_ARGS}) install(TARGETS ksmserver ${KDE_INSTALL_TARGETS_DEFAULT_ARGS}) install(FILES ${CMAKE_CURRENT_BINARY_DIR}/KSMServerDBusInterfaceConfig.cmake DESTINATION ${CMAKECONFIG_INSTALL_DIR}) ########### install files ############### install( FILES org.kde.KSMServerInterface.xml DESTINATION ${KDE_INSTALL_DBUSINTERFACEDIR}) diff --git a/ksmserver/shutdown.cpp b/ksmserver/logout.cpp similarity index 96% copy from ksmserver/shutdown.cpp copy to ksmserver/logout.cpp index 27942e555..6971a6bfe 100644 --- a/ksmserver/shutdown.cpp +++ b/ksmserver/logout.cpp @@ -1,693 +1,703 @@ /***************************************************************** ksmserver - the KDE session management server Copyright 2000 Matthias Ettrich relatively small extensions by Oswald Buddenhagen some code taken from the dcopserver (part of the KDE libraries), which is Copyright 1999 Matthias Ettrich Copyright 1999 Preston Brown Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ******************************************************************/ #include #include // HAVE_LIMITS_H #include #include #include #include #include #include #ifdef HAVE_SYS_TIME_H #include #endif #include #include #include #include #include #include #include #include #include #ifdef HAVE_LIMITS_H #include #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "server.h" #include "global.h" #include "client.h" #include + #include "logoutprompt_interface.h" +#include "shutdown_interface.h" #include #include #include #include void KSMServer::logout( int confirm, int sdtype, int sdmode ) { // KDE5: remove me if (sdtype == KWorkSpace::ShutdownTypeLogout) sdtype = KWorkSpace::ShutdownTypeNone; shutdown( (KWorkSpace::ShutdownConfirm)confirm, (KWorkSpace::ShutdownType)sdtype, (KWorkSpace::ShutdownMode)sdmode ); } bool KSMServer::canShutdown() { KSharedConfig::Ptr config = KSharedConfig::openConfig(); config->reparseConfiguration(); // config may have changed in the KControl module KConfigGroup cg( config, "General"); return cg.readEntry( "offerShutdown", true ) && KDisplayManager().canShutdown(); } bool KSMServer::isShuttingDown() const { return state >= Shutdown; } +//this method exists purely for compatibility void KSMServer::shutdown( KWorkSpace::ShutdownConfirm confirm, KWorkSpace::ShutdownType sdtype, KWorkSpace::ShutdownMode sdmode ) { qCDebug(KSMSERVER) << "Shutdown called with confirm " << confirm << " type " << sdtype << " and mode " << sdmode; - pendingShutdown.stop(); if( state >= Shutdown ) // already performing shutdown return; if( state != Idle ) // performing startup { - // perform shutdown as soon as startup is finished, in order to avoid saving partial session - if( !pendingShutdown.isActive()) - { - pendingShutdown.start( 1000 ); - pendingShutdown_confirm = confirm; - pendingShutdown_sdtype = sdtype; - pendingShutdown_sdmode = sdmode; - } return; } KSharedConfig::Ptr config = KSharedConfig::openConfig(); config->reparseConfiguration(); // config may have changed in the KControl module KConfigGroup cg( config, "General"); bool logoutConfirmed = (confirm == KWorkSpace::ShutdownConfirmYes) ? false : (confirm == KWorkSpace::ShutdownConfirmNo) ? true : !cg.readEntry( "confirmLogout", true ); if (!logoutConfirmed) { OrgKdeLogoutPromptInterface logoutPrompt(QStringLiteral("org.kde.LogoutPrompt"), QStringLiteral("/LogoutPrompt"), QDBusConnection::sessionBus()); switch (sdtype) { case KWorkSpace::ShutdownTypeHalt: logoutPrompt.promptShutDown(); break; case KWorkSpace::ShutdownTypeReboot: logoutPrompt.promptReboot(); break; case KWorkSpace::ShutdownTypeNone: Q_FALLTHROUGH(); default: logoutPrompt.promptLogout(); break; } } else { - shutdownType = sdtype; - shutdownMode = sdmode; - performLogout(); + OrgKdeShutdownInterface shutdownIface(QStringLiteral("org.kde.Shutdown"), + QStringLiteral("/Shutdown"), + QDBusConnection::sessionBus()); + switch (sdtype) { + case KWorkSpace::ShutdownTypeHalt: + shutdownIface.logoutAndShutdown(); + break; + case KWorkSpace::ShutdownTypeReboot: + shutdownIface.logoutAndReboot(); + break; + case KWorkSpace::ShutdownTypeNone: + Q_FALLTHROUGH(); + default: + shutdownIface.logout(); + break; + } } } void KSMServer::performLogout() { + if( state >= Shutdown ) { // already performing shutdown + return; + } + if (state != Idle) { + QTimer::singleShot(1000, this, &KSMServer::performLogout); + } + state = Shutdown; + // If the logout was confirmed, let's start a powermanagement inhibition. // We store the cookie so we can interrupt it if the logout will be canceled inhibitCookie = Solid::PowerManagement::beginSuppressingSleep(QStringLiteral("Shutting down system")); // shall we save the session on logout? KConfigGroup cg(KSharedConfig::openConfig(), "General"); saveSession = ( cg.readEntry( "loginMode", QStringLiteral( "restorePreviousLogout" ) ) == QStringLiteral( "restorePreviousLogout" ) ); qCDebug(KSMSERVER) << "saveSession is " << saveSession; if ( saveSession ) sessionGroup = QStringLiteral( "Session: " ) + QString::fromLocal8Bit( SESSION_PREVIOUS_LOGOUT ); // Set the real desktop background to black so that exit looks // clean regardless of what was on "our" desktop. QPalette palette; palette.setColor( QApplication::desktop()->backgroundRole(), Qt::black ); QApplication::setPalette(palette); - state = Shutdown; wmPhase1WaitingCount = 0; saveType = saveSession?SmSaveBoth:SmSaveGlobal; #ifndef NO_LEGACY_SESSION_MANAGEMENT performLegacySessionSave(); #endif startProtection(); foreach( KSMClient* c, clients ) { c->resetState(); // Whoever came with the idea of phase 2 got it backwards // unfortunately. Window manager should be the very first // one saving session data, not the last one, as possible // user interaction during session save may alter // window positions etc. // Moreover, KWin's focus stealing prevention would lead // to undesired effects while session saving (dialogs // wouldn't be activated), so it needs be assured that // KWin will turn it off temporarily before any other // user interaction takes place. // Therefore, make sure the WM finishes its phase 1 // before others a chance to change anything. // KWin will check if the session manager is ksmserver, // and if yes it will save in phase 1 instead of phase 2. if( isWM( c ) ) ++wmPhase1WaitingCount; } if (wmPhase1WaitingCount > 0) { foreach( KSMClient* c, clients ) { if( isWM( c ) ) SmsSaveYourself( c->connection(), saveType, true, SmInteractStyleAny, false ); } } else { // no WM, simply start them all foreach( KSMClient* c, clients ) SmsSaveYourself( c->connection(), saveType, true, SmInteractStyleAny, false ); } qCDebug(KSMSERVER) << "clients should be empty, " << clients.isEmpty(); if ( clients.isEmpty() ) completeShutdownOrCheckpoint(); } -void KSMServer::pendingShutdownTimeout() -{ - shutdown( pendingShutdown_confirm, pendingShutdown_sdtype, pendingShutdown_sdmode ); -} - void KSMServer::saveCurrentSession() { if ( state != Idle ) return; if ( currentSession().isEmpty() || currentSession() == QString::fromLocal8Bit( SESSION_PREVIOUS_LOGOUT ) ) sessionGroup = QStringLiteral("Session: ") + QString::fromLocal8Bit( SESSION_BY_USER ); state = Checkpoint; wmPhase1WaitingCount = 0; saveType = SmSaveLocal; saveSession = true; #ifndef NO_LEGACY_SESSION_MANAGEMENT performLegacySessionSave(); #endif foreach( KSMClient* c, clients ) { c->resetState(); if( isWM( c ) ) ++wmPhase1WaitingCount; } if (wmPhase1WaitingCount > 0) { foreach( KSMClient* c, clients ) { if( isWM( c ) ) SmsSaveYourself( c->connection(), saveType, false, SmInteractStyleNone, false ); } } else { foreach( KSMClient* c, clients ) SmsSaveYourself( c->connection(), saveType, false, SmInteractStyleNone, false ); } if ( clients.isEmpty() ) completeShutdownOrCheckpoint(); } void KSMServer::saveCurrentSessionAs( const QString &session ) { if ( state != Idle ) return; sessionGroup = QStringLiteral( "Session: " ) + session; saveCurrentSession(); } // callbacks void KSMServer::saveYourselfDone( KSMClient* client, bool success ) { if ( state == Idle ) { // State saving when it's not shutdown or checkpoint. Probably // a shutdown was canceled and the client is finished saving // only now. Discard the saved state in order to avoid // the saved data building up. QStringList discard = client->discardCommand(); if( !discard.isEmpty()) executeCommand( discard ); return; } if ( success ) { client->saveYourselfDone = true; completeShutdownOrCheckpoint(); } else { // fake success to make KDE's logout not block with broken // apps. A perfect ksmserver would display a warning box at // the very end. client->saveYourselfDone = true; completeShutdownOrCheckpoint(); } startProtection(); if( isWM( client ) && !client->wasPhase2 && wmPhase1WaitingCount > 0 ) { --wmPhase1WaitingCount; // WM finished its phase1, save the rest if( wmPhase1WaitingCount == 0 ) { foreach( KSMClient* c, clients ) if( !isWM( c )) SmsSaveYourself( c->connection(), saveType, saveType != SmSaveLocal, saveType != SmSaveLocal ? SmInteractStyleAny : SmInteractStyleNone, false ); } } } void KSMServer::interactRequest( KSMClient* client, int /*dialogType*/ ) { if ( state == Shutdown || state == ClosingSubSession ) client->pendingInteraction = true; else SmsInteract( client->connection() ); handlePendingInteractions(); } void KSMServer::interactDone( KSMClient* client, bool cancelShutdown_ ) { if ( client != clientInteracting ) return; // should not happen clientInteracting = nullptr; if ( cancelShutdown_ ) cancelShutdown( client ); else handlePendingInteractions(); } void KSMServer::phase2Request( KSMClient* client ) { client->waitForPhase2 = true; client->wasPhase2 = true; completeShutdownOrCheckpoint(); if( isWM( client ) && wmPhase1WaitingCount > 0 ) { --wmPhase1WaitingCount; // WM finished its phase1 and requests phase2, save the rest if( wmPhase1WaitingCount == 0 ) { foreach( KSMClient* c, clients ) if( !isWM( c )) SmsSaveYourself( c->connection(), saveType, saveType != SmSaveLocal, saveType != SmSaveLocal ? SmInteractStyleAny : SmInteractStyleNone, false ); } } } void KSMServer::handlePendingInteractions() { if ( clientInteracting ) return; foreach( KSMClient* c, clients ) { if ( c->pendingInteraction ) { clientInteracting = c; c->pendingInteraction = false; break; } } if ( clientInteracting ) { endProtection(); SmsInteract( clientInteracting->connection() ); } else { startProtection(); } } void KSMServer::cancelShutdown( KSMClient* c ) { clientInteracting = nullptr; qCDebug(KSMSERVER) << state; if ( state == ClosingSubSession ) { clientsToKill.clear(); clientsToSave.clear(); emit subSessionCloseCanceled(); } else { Solid::PowerManagement::stopSuppressingSleep(inhibitCookie); qCDebug(KSMSERVER) << "Client " << c->program() << " (" << c->clientId() << ") canceled shutdown."; KNotification::event( QStringLiteral( "cancellogout" ), i18n( "Logout canceled by '%1'", c->program()), QPixmap() , nullptr , KNotification::DefaultEvent ); foreach( KSMClient* c, clients ) { SmsShutdownCancelled( c->connection() ); if( c->saveYourselfDone ) { // Discard also saved state. QStringList discard = c->discardCommand(); if( !discard.isEmpty()) executeCommand( discard ); } } } state = Idle; + emit logoutCancelled(); } void KSMServer::startProtection() { KSharedConfig::Ptr config = KSharedConfig::openConfig(); config->reparseConfiguration(); // config may have changed in the KControl module KConfigGroup cg( config, "General" ); int timeout = cg.readEntry( "clientShutdownTimeoutSecs", 15 ) * 1000; protectionTimer.setSingleShot( true ); protectionTimer.start( timeout ); } void KSMServer::endProtection() { protectionTimer.stop(); } /* Internal protection slot, invoked when clients do not react during shutdown. */ void KSMServer::protectionTimeout() { if ( ( state != Shutdown && state != Checkpoint && state != ClosingSubSession ) || clientInteracting ) return; foreach( KSMClient* c, clients ) { if ( !c->saveYourselfDone && !c->waitForPhase2 ) { qCDebug(KSMSERVER) << "protectionTimeout: client " << c->program() << "(" << c->clientId() << ")"; c->saveYourselfDone = true; } } completeShutdownOrCheckpoint(); startProtection(); } void KSMServer::completeShutdownOrCheckpoint() { qCDebug(KSMSERVER) << "completeShutdownOrCheckpoint called"; if ( state != Shutdown && state != Checkpoint && state != ClosingSubSession ) return; QList pendingClients; if (state == ClosingSubSession) pendingClients = clientsToSave; else pendingClients = clients; foreach( KSMClient* c, pendingClients ) { if ( !c->saveYourselfDone && !c->waitForPhase2 ) return; // not done yet } // do phase 2 bool waitForPhase2 = false; foreach( KSMClient* c, pendingClients ) { if ( !c->saveYourselfDone && c->waitForPhase2 ) { c->waitForPhase2 = false; SmsSaveYourselfPhase2( c->connection() ); waitForPhase2 = true; } } if ( waitForPhase2 ) return; if ( saveSession ) storeSession(); else discardSession(); qCDebug(KSMSERVER) << "state is " << state; if ( state == Shutdown ) { KNotification *n = KNotification::event(QStringLiteral("exitkde"), QString(), QPixmap(), nullptr, KNotification::DefaultEvent); // Plasma says good bye connect(n, &KNotification::closed, this, &KSMServer::startKilling); state = WaitingForKNotify; // https://bugs.kde.org/show_bug.cgi?id=228005 // if sound is not working for some reason (e.g. no phonon // backends are installed) the closed() signal never happens // and logoutSoundFinished() never gets called. Add this timer to make // sure the shutdown procedure continues even if sound system is broken. QTimer::singleShot(5000, this, [=]{ if (state == WaitingForKNotify) { n->deleteLater(); startKilling(); } }); createLogoutEffectWidget(); } else if ( state == Checkpoint ) { foreach( KSMClient* c, clients ) { SmsSaveComplete( c->connection()); } state = Idle; } else { //ClosingSubSession startKillingSubSession(); } } void KSMServer::startKilling() { qCDebug(KSMSERVER) << "Starting killing clients"; if (state == Killing) { // we are already killing return; } // kill all clients state = Killing; foreach( KSMClient* c, clients ) { if( isWM( c )) // kill the WM as the last one in order to reduce flicker continue; qCDebug(KSMSERVER) << "startKilling: client " << c->program() << "(" << c->clientId() << ")"; SmsDie( c->connection() ); } qCDebug(KSMSERVER) << " We killed all clients. We have now clients.count()=" << clients.count() << endl; completeKilling(); QTimer::singleShot( 10000, this, &KSMServer::timeoutQuit ); } void KSMServer::completeKilling() { qCDebug(KSMSERVER) << "KSMServer::completeKilling clients.count()=" << clients.count() << endl; if( state == Killing ) { bool wait = false; foreach( KSMClient* c, clients ) { if( isWM( c )) continue; wait = true; // still waiting for clients to go away } if( wait ) return; killWM(); } } void KSMServer::killWM() { if( state != Killing ) return; delete logoutEffectWidget; qCDebug(KSMSERVER) << "Starting killing WM"; state = KillingWM; bool iswm = false; foreach( KSMClient* c, clients ) { if( isWM( c )) { iswm = true; qCDebug(KSMSERVER) << "killWM: client " << c->program() << "(" << c->clientId() << ")"; SmsDie( c->connection() ); } } if( iswm ) { completeKillingWM(); QTimer::singleShot( 5000, this, &KSMServer::timeoutWMQuit ); } else killingCompleted(); } void KSMServer::completeKillingWM() { qCDebug(KSMSERVER) << "KSMServer::completeKillingWM clients.count()=" << clients.count() << endl; if( state == KillingWM ) { if( clients.isEmpty()) killingCompleted(); } } // shutdown is fully complete void KSMServer::killingCompleted() { qApp->quit(); } void KSMServer::timeoutQuit() { foreach( KSMClient* c, clients ) { qCWarning(KSMSERVER) << "SmsDie timeout, client " << c->program() << "(" << c->clientId() << ")" ; } killWM(); } void KSMServer::timeoutWMQuit() { if( state == KillingWM ) { qCWarning(KSMSERVER) << "SmsDie WM timeout" ; } killingCompleted(); } void KSMServer::createLogoutEffectWidget() { // Ok, this is rather a hack. In order to fade the whole desktop when playing the logout // sound, killing applications and leaving KDE, create a dummy window that triggers // the logout fade effect again. logoutEffectWidget = new QWidget( nullptr, Qt::X11BypassWindowManagerHint ); logoutEffectWidget->winId(); // workaround for Qt4.3 setWindowRole() assert logoutEffectWidget->setWindowRole( QStringLiteral( "logouteffect" ) ); // Qt doesn't set this on unmanaged windows //FIXME: or does it? XChangeProperty( QX11Info::display(), logoutEffectWidget->winId(), XInternAtom( QX11Info::display(), "WM_WINDOW_ROLE", False ), XA_STRING, 8, PropModeReplace, (unsigned char *)"logouteffect", strlen( "logouteffect" )); logoutEffectWidget->setGeometry( -100, -100, 1, 1 ); logoutEffectWidget->show(); } void KSMServer::saveSubSession(const QString &name, QStringList saveAndClose, QStringList saveOnly) { if( state != Idle ) { // performing startup qCDebug(KSMSERVER) << "not idle!" << state; return; } qCDebug(KSMSERVER) << name << saveAndClose << saveOnly; state = ClosingSubSession; saveType = SmSaveBoth; //both or local? what oes it mean? saveSession = true; sessionGroup = QStringLiteral( "SubSession: " ) + name; #ifndef NO_LEGACY_SESSION_MANAGEMENT //performLegacySessionSave(); FIXME #endif startProtection(); foreach( KSMClient* c, clients ) { if (saveAndClose.contains(QString::fromLocal8Bit(c->clientId()))) { c->resetState(); SmsSaveYourself( c->connection(), saveType, true, SmInteractStyleAny, false ); clientsToSave << c; clientsToKill << c; } else if (saveOnly.contains(QString::fromLocal8Bit(c->clientId()))) { c->resetState(); SmsSaveYourself( c->connection(), saveType, true, SmInteractStyleAny, false ); clientsToSave << c; } } completeShutdownOrCheckpoint(); } void KSMServer::startKillingSubSession() { qCDebug(KSMSERVER) << "Starting killing clients"; // kill all clients state = KillingSubSession; foreach( KSMClient* c, clientsToKill ) { qCDebug(KSMSERVER) << "completeShutdown: client " << c->program() << "(" << c->clientId() << ")"; SmsDie( c->connection() ); } qCDebug(KSMSERVER) << " We killed some clients. We have now clients.count()=" << clients.count() << endl; completeKillingSubSession(); QTimer::singleShot( 10000, this, &KSMServer::signalSubSessionClosed ); } void KSMServer::completeKillingSubSession() { qCDebug(KSMSERVER) << "KSMServer::completeKillingSubSession clients.count()=" << clients.count() << endl; if( state == KillingSubSession ) { bool wait = false; foreach( KSMClient* c, clientsToKill ) { if( isWM( c )) continue; wait = true; // still waiting for clients to go away } if( wait ) return; signalSubSessionClosed(); } } void KSMServer::signalSubSessionClosed() { if( state != KillingSubSession ) return; clientsToKill.clear(); clientsToSave.clear(); //TODO tell the subSession manager the close request was carried out //so that plasma can close its stuff state = Idle; qCDebug(KSMSERVER) << state; emit subSessionClosed(); } diff --git a/ksmserver/main.cpp b/ksmserver/main.cpp index 37d7afb5a..0467a5d14 100644 --- a/ksmserver/main.cpp +++ b/ksmserver/main.cpp @@ -1,349 +1,351 @@ /***************************************************************** ksmserver - the KDE session management server Copyright 2000 Matthias Ettrich Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ******************************************************************/ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "server.h" #include "startup.h" +#include "shutdown.h" #include #include #include #include #include static const char version[] = "0.4"; static const char description[] = I18N_NOOP( "The reliable KDE session manager that talks the standard X11R6 \nsession management protocol (XSMP)." ); Display* dpy = nullptr; Colormap colormap = 0; Visual *visual = nullptr; extern KSMServer* the_server; void IoErrorHandler ( IceConn iceConn) { the_server->ioError( iceConn ); } bool writeTest(QByteArray path) { path += "/XXXXXX"; int fd = mkstemp(path.data()); if (fd == -1) return false; if (write(fd, "Hello World\n", 12) == -1) { int save_errno = errno; close(fd); unlink(path.data()); errno = save_errno; return false; } close(fd); unlink(path.data()); return true; } void checkComposite() { if( qgetenv( "KDE_SKIP_ARGB_VISUALS" ) == "1" ) return; // thanks to zack rusin and frederik for pointing me in the right direction // for the following bits of X11 code dpy = XOpenDisplay(nullptr); // open default display if (!dpy) { qCCritical(KSMSERVER) << "Cannot connect to the X server"; return; } int screen = DefaultScreen(dpy); int eventBase, errorBase; if (XRenderQueryExtension(dpy, &eventBase, &errorBase)) { int nvi; XVisualInfo templ; templ.screen = screen; templ.depth = 32; templ.c_class = TrueColor; XVisualInfo *xvi = XGetVisualInfo(dpy, VisualScreenMask | VisualDepthMask | VisualClassMask, &templ, &nvi); for (int i = 0; i < nvi; ++i) { XRenderPictFormat *format = XRenderFindVisualFormat(dpy, xvi[i].visual); if (format->type == PictTypeDirect && format->direct.alphaMask) { visual = xvi[i].visual; colormap = XCreateColormap(dpy, RootWindow(dpy, screen), visual, AllocNone); XFree(xvi); return; } } XFree(xvi); } XCloseDisplay( dpy ); dpy = nullptr; } void sanity_check( int argc, char* argv[] ) { QString msg; QByteArray path = qgetenv("HOME"); const QByteArray readOnly = qgetenv("KDE_HOME_READONLY"); if (path.isEmpty()) { msg = i18n("$HOME not set!"); } if (msg.isEmpty() && access(path.data(), W_OK)) { if (errno == ENOENT) msg = i18n("$HOME directory (%1) does not exist.", QFile::decodeName(path)); else if (readOnly.isEmpty()) msg = i18n("No write access to $HOME directory (%1).", QFile::decodeName(path)); } if (msg.isEmpty() && access(path.data(), R_OK)) { if (errno == ENOENT) msg = i18n("$HOME directory (%1) does not exist.", QFile::decodeName(path)); else msg = i18n("No read access to $HOME directory (%1).", QFile::decodeName(path)); } if (msg.isEmpty() && readOnly.isEmpty() && !writeTest(path)) { if (errno == ENOSPC) msg = i18n("$HOME directory (%1) is out of disk space.", QFile::decodeName(path)); else msg = i18n("Writing to the $HOME directory (%2) failed with " "the error '%1'", QString::fromLocal8Bit(strerror(errno)), QFile::decodeName(path)); } if (msg.isEmpty()) { path = getenv("ICEAUTHORITY"); if (path.isEmpty()) { path = qgetenv("HOME"); path += "/.ICEauthority"; } if (access(path.data(), W_OK) && (errno != ENOENT)) msg = i18n("No write access to '%1'.", QFile::decodeName(path)); else if (access(path.data(), R_OK) && (errno != ENOENT)) msg = i18n("No read access to '%1'.", QFile::decodeName(path)); } if (msg.isEmpty()) { path = getenv("KDETMP"); if (path.isEmpty()) path = "/tmp"; if (!writeTest(path)) { if (errno == ENOSPC) msg = i18n("Temp directory (%1) is out of disk space.", QFile::decodeName(path)); else msg = i18n("Writing to the temp directory (%2) failed with\n " "the error '%1'", QString::fromLocal8Bit(strerror(errno)), QFile::decodeName(path)); } } if (msg.isEmpty() && (path != "/tmp")) { path = "/tmp"; if (!writeTest(path)) { if (errno == ENOSPC) msg = i18n("Temp directory (%1) is out of disk space."); else msg = i18n("Writing to the temp directory (%2) failed with\n " "the error '%1'", QString::fromLocal8Bit(strerror(errno)), QFile::decodeName(path)); } } if (msg.isEmpty()) { path += "/.ICE-unix"; if (access(path.data(), W_OK) && (errno != ENOENT)) msg = i18n("No write access to '%1'."); else if (access(path.data(), R_OK) && (errno != ENOENT)) msg = i18n("No read access to '%1'."); } if (!msg.isEmpty()) { const QString msg_pre = i18n("The following installation problem was detected\n" "while trying to start KDE:") + QStringLiteral("\n\n "); const QString msg_post = i18n("\n\nKDE is unable to start.\n"); fputs(msg_pre.toUtf8().constData(), stderr); fprintf(stderr, "%s", msg.toUtf8().constData()); fputs(msg_post.toUtf8().constData(), stderr); QApplication a(argc, argv); const QString qmsg = msg_pre + msg + msg_post; KMessageBox::error(nullptr, qmsg, i18n("Plasma Workspace installation problem!")); exit(255); } } extern "C" Q_DECL_EXPORT int kdemain( int argc, char* argv[] ) { sanity_check(argc, argv); putenv((char*)"SESSION_MANAGER="); checkComposite(); // force xcb QPA plugin as ksmserver is very X11 specific const QByteArray origQpaPlatform = qgetenv("QT_QPA_PLATFORM"); qputenv("QT_QPA_PLATFORM", QByteArrayLiteral("xcb")); QQuickWindow::setDefaultAlphaBuffer(true); QCoreApplication::setAttribute(Qt::AA_DisableHighDpiScaling); QApplication *a = new QApplication(argc, argv); // now the QPA platform is set, unset variable again to not launch apps with incorrect environment if (origQpaPlatform.isEmpty()) { qunsetenv("QT_QPA_PLATFORM"); } else { qputenv("QT_QPA_PLATFORM", origQpaPlatform); } QApplication::setApplicationName( QStringLiteral( "ksmserver") ); QApplication::setApplicationVersion( QString::fromLatin1( version ) ); QApplication::setOrganizationDomain( QStringLiteral( "kde.org") ); fcntl(ConnectionNumber(QX11Info::display()), F_SETFD, 1); a->setQuitOnLastWindowClosed(false); // #169486 QCommandLineParser parser; parser.setApplicationDescription(i18n(description)); parser.addHelpOption(); parser.addVersionOption(); QCommandLineOption restoreOption(QStringList() << QStringLiteral("r") << QStringLiteral("restore"), i18n("Restores the saved user session if available")); parser.addOption(restoreOption); QCommandLineOption wmOption(QStringList() << QStringLiteral("w") << QStringLiteral("windowmanager"), i18n("Starts in case no other window manager is \nparticipating in the session. Default is 'kwin'"), i18n("wm")); parser.addOption(wmOption); QCommandLineOption nolocalOption(QStringLiteral("nolocal"), i18n("Also allow remote connections")); parser.addOption(nolocalOption); QCommandLineOption lockscreenOption(QStringLiteral("lockscreen"), i18n("Starts the session in locked mode")); parser.addOption(lockscreenOption); QCommandLineOption noLockscreenOption(QStringLiteral("no-lockscreen"), i18n("Starts without lock screen support. Only needed if other component provides the lock screen.")); parser.addOption(noLockscreenOption); parser.process(*a); QString wm = parser.value(wmOption); bool only_local = !parser.isSet(nolocalOption); #ifndef HAVE__ICETRANSNOLISTEN /* this seems strange, but the default is only_local, so if !only_local * the option --nolocal was given, and we warn (the option --nolocal * does nothing on this platform, as here the default is reversed) */ if (!only_local) { qCWarning(KSMSERVER, "--nolocal is not supported on your platform. Sorry."); } only_local = false; #endif KSMServer::InitFlags flags = KSMServer::InitFlag::None; if (only_local) { flags |= KSMServer::InitFlag::OnlyLocal; } if (parser.isSet(lockscreenOption)) { flags |= KSMServer::InitFlag::ImmediateLockScreen; } if (parser.isSet(noLockscreenOption)) { flags |= KSMServer::InitFlag::NoLockScreen; } KSMServer *server = new KSMServer( wm, flags); auto startup = new Startup(server); + new Shutdown(a); // for the KDE-already-running check in startkde KSelectionOwner kde_running( "_KDE_RUNNING", 0 ); kde_running.claim( false ); IceSetIOErrorHandler( IoErrorHandler ); KConfigGroup config(KSharedConfig::openConfig(), "General"); int realScreenCount = ScreenCount( QX11Info::display() ); bool screenCountChanged = ( config.readEntry( "screenCount", realScreenCount ) != realScreenCount ); QString loginMode = config.readEntry( "loginMode", "restorePreviousLogout" ); if ( parser.isSet( restoreOption ) && ! screenCountChanged ) server->restoreSession( QStringLiteral( SESSION_BY_USER ) ); else if ( loginMode == QStringLiteral( "default" ) || screenCountChanged ) server->startDefaultSession(); else if ( loginMode == QStringLiteral( "restorePreviousLogout" ) ) server->restoreSession( QStringLiteral( SESSION_PREVIOUS_LOGOUT ) ); else if ( loginMode == QStringLiteral( "restoreSavedSession" ) ) server->restoreSession( QStringLiteral( SESSION_BY_USER ) ); else server->startDefaultSession(); startup->upAndRunning(QStringLiteral( "ksmserver" )); KDBusService service(KDBusService::Unique); int ret = a->exec(); kde_running.release(); // needs to be done before QApplication destruction delete a; return ret; } diff --git a/ksmserver/org.kde.Shutdown.xml b/ksmserver/org.kde.Shutdown.xml new file mode 100644 index 000000000..7184f73ab --- /dev/null +++ b/ksmserver/org.kde.Shutdown.xml @@ -0,0 +1,8 @@ + + + + + + + + diff --git a/ksmserver/server.cpp b/ksmserver/server.cpp index 971a1edb4..d6a5a478f 100644 --- a/ksmserver/server.cpp +++ b/ksmserver/server.cpp @@ -1,1296 +1,1262 @@ /***************************************************************** ksmserver - the KDE session management server Copyright 2000 Matthias Ettrich Copyright 2005 Lubos Lunak relatively small extensions by Oswald Buddenhagen some code taken from the dcopserver (part of the KDE libraries), which is Copyright 1999 Matthias Ettrich Copyright 1999 Preston Brown Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ******************************************************************/ #include "server.h" #include "global.h" #include "client.h" #include "ksmserver_debug.h" #include "ksmserverinterfaceadaptor.h" #include "klocalizedstring.h" #include "kglobalaccel.h" #include #include // HAVE_LIMITS_H #include #include #include #include #include #ifdef HAVE_SYS_TIME_H #include #endif #include #include #include #include #include #include #include #include #include #include #ifdef HAVE_LIMITS_H #include #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include -#include #include #include #include #include #include "kscreenlocker_interface.h" KSMServer* the_server = nullptr; KSMServer* KSMServer::self() { return the_server; } /*! Utility function to execute a command on the local machine. Used * to restart applications. */ KProcess* KSMServer::startApplication( const QStringList& cmd, const QString& clientMachine, const QString& userId, bool wm ) { QStringList command = cmd; if ( command.isEmpty() ) return nullptr; if ( !userId.isEmpty()) { struct passwd* pw = getpwuid( getuid()); if( pw != nullptr && userId != QString::fromLocal8Bit( pw->pw_name )) { command.prepend( QStringLiteral("--") ); command.prepend( userId ); command.prepend( QStringLiteral("-u") ); command.prepend( QStandardPaths::findExecutable(QStringLiteral("kdesu"))); } } if ( !clientMachine.isEmpty() && clientMachine != QStringLiteral("localhost") ) { command.prepend( clientMachine ); command.prepend( xonCommand ); // "xon" by default } // TODO this function actually should not use KProcess at all and use klauncher (kdeinit) instead. // Klauncher should also have support for tracking whether the launched process is still alive // or not, so this should be redone. For now, use KProcess for wm's, as they need to be tracked, // klauncher for the rest where ksmserver doesn't care. if( wm ) { KProcess* process = new KProcess( this ); *process << command; // make it auto-delete connect(process, static_cast(&KProcess::error), process, &KProcess::deleteLater); connect(process, static_cast(&KProcess::finished), process, &KProcess::deleteLater); process->start(); return process; } else { int n = command.count(); org::kde::KLauncher klauncher(QStringLiteral("org.kde.klauncher5"), QStringLiteral("/KLauncher"), QDBusConnection::sessionBus()); QString app = command[0]; QStringList argList; for ( int i=1; i < n; i++) argList.append( command[i]); klauncher.exec_blind(app, argList ); return nullptr; } } /*! Utility function to execute a command on the local machine. Used * to discard session data */ void KSMServer::executeCommand( const QStringList& command ) { if ( command.isEmpty() ) return; KProcess::execute( command ); } IceAuthDataEntry *authDataEntries = nullptr; static QTemporaryFile *remTempFile = nullptr; static IceListenObj *listenObjs = nullptr; int numTransports = 0; static bool only_local = 0; static Bool HostBasedAuthProc ( char* /*hostname*/) { if (only_local) return true; else return false; } Status KSMRegisterClientProc ( SmsConn /* smsConn */, SmPointer managerData, char * previousId ) { KSMClient* client = (KSMClient*) managerData; client->registerClient( previousId ); return 1; } void KSMInteractRequestProc ( SmsConn /* smsConn */, SmPointer managerData, int dialogType ) { the_server->interactRequest( (KSMClient*) managerData, dialogType ); } void KSMInteractDoneProc ( SmsConn /* smsConn */, SmPointer managerData, Bool cancelShutdown ) { the_server->interactDone( (KSMClient*) managerData, cancelShutdown ); } void KSMSaveYourselfRequestProc ( SmsConn smsConn , SmPointer /* managerData */, int saveType, Bool shutdown, int interactStyle, Bool fast, Bool global ) { if ( shutdown ) { the_server->shutdown( fast ? KWorkSpace::ShutdownConfirmNo : KWorkSpace::ShutdownConfirmDefault, KWorkSpace::ShutdownTypeDefault, KWorkSpace::ShutdownModeDefault ); } else if ( !global ) { SmsSaveYourself( smsConn, saveType, false, interactStyle, fast ); SmsSaveComplete( smsConn ); } // else checkpoint only, ksmserver does not yet support this // mode. Will come for KDE 3.1 } void KSMSaveYourselfPhase2RequestProc ( SmsConn /* smsConn */, SmPointer managerData ) { the_server->phase2Request( (KSMClient*) managerData ); } void KSMSaveYourselfDoneProc ( SmsConn /* smsConn */, SmPointer managerData, Bool success ) { the_server->saveYourselfDone( (KSMClient*) managerData, success ); } void KSMCloseConnectionProc ( SmsConn smsConn, SmPointer managerData, int count, char ** reasonMsgs ) { the_server->deleteClient( ( KSMClient* ) managerData ); if ( count ) SmFreeReasons( count, reasonMsgs ); IceConn iceConn = SmsGetIceConnection( smsConn ); SmsCleanUp( smsConn ); IceSetShutdownNegotiation (iceConn, False); IceCloseConnection( iceConn ); } void KSMSetPropertiesProc ( SmsConn /* smsConn */, SmPointer managerData, int numProps, SmProp ** props ) { KSMClient* client = ( KSMClient* ) managerData; for ( int i = 0; i < numProps; i++ ) { SmProp *p = client->property( props[i]->name ); if ( p ) { client->properties.removeAll( p ); SmFreeProperty( p ); } client->properties.append( props[i] ); if ( !qstrcmp( props[i]->name, SmProgram ) ) the_server->clientSetProgram( client ); } if ( numProps ) free( props ); } void KSMDeletePropertiesProc ( SmsConn /* smsConn */, SmPointer managerData, int numProps, char ** propNames ) { KSMClient* client = ( KSMClient* ) managerData; for ( int i = 0; i < numProps; i++ ) { SmProp *p = client->property( propNames[i] ); if ( p ) { client->properties.removeAll( p ); SmFreeProperty( p ); } } } void KSMGetPropertiesProc ( SmsConn smsConn, SmPointer managerData ) { KSMClient* client = ( KSMClient* ) managerData; SmProp** props = new SmProp*[client->properties.count()]; int i = 0; foreach( SmProp *prop, client->properties ) props[i++] = prop; SmsReturnProperties( smsConn, i, props ); delete [] props; } class KSMListener : public QSocketNotifier { public: KSMListener( IceListenObj obj ) : QSocketNotifier( IceGetListenConnectionNumber( obj ), QSocketNotifier::Read ) { listenObj = obj; } IceListenObj listenObj; }; class KSMConnection : public QSocketNotifier { public: KSMConnection( IceConn conn ) : QSocketNotifier( IceConnectionNumber( conn ), QSocketNotifier::Read ) { iceConn = conn; } IceConn iceConn; }; /* for printing hex digits */ static void fprintfhex (FILE *fp, unsigned int len, char *cp) { static const char hexchars[] = "0123456789abcdef"; for (; len > 0; len--, cp++) { unsigned char s = *cp; putc(hexchars[s >> 4], fp); putc(hexchars[s & 0x0f], fp); } } /* * We use temporary files which contain commands to add/remove entries from * the .ICEauthority file. */ static void write_iceauth (FILE *addfp, FILE *removefp, IceAuthDataEntry *entry) { fprintf (addfp, "add %s \"\" %s %s ", entry->protocol_name, entry->network_id, entry->auth_name); fprintfhex (addfp, entry->auth_data_length, entry->auth_data); fprintf (addfp, "\n"); fprintf (removefp, "remove protoname=%s protodata=\"\" netid=%s authname=%s\n", entry->protocol_name, entry->network_id, entry->auth_name); } #define MAGIC_COOKIE_LEN 16 Status SetAuthentication_local (int count, IceListenObj *listenObjs) { int i; for (i = 0; i < count; i ++) { char *prot = IceGetListenConnectionString(listenObjs[i]); if (!prot) continue; char *host = strchr(prot, '/'); char *sock = nullptr; if (host) { *host=0; host++; sock = strchr(host, ':'); if (sock) { *sock = 0; sock++; } } qCDebug(KSMSERVER) << "KSMServer: SetAProc_loc: conn " << (unsigned)i << ", prot=" << prot << ", file=" << sock; if (sock && !strcmp(prot, "local")) { chmod(sock, 0700); } IceSetHostBasedAuthProc (listenObjs[i], HostBasedAuthProc); free(prot); } return 1; } Status SetAuthentication (int count, IceListenObj *listenObjs, IceAuthDataEntry **authDataEntries) { QTemporaryFile addTempFile; remTempFile = new QTemporaryFile; if (!addTempFile.open() || !remTempFile->open()) return 0; if ((*authDataEntries = (IceAuthDataEntry *) malloc ( count * 2 * sizeof (IceAuthDataEntry))) == nullptr) return 0; FILE *addAuthFile = fopen(QFile::encodeName(addTempFile.fileName()).constData(), "r+"); FILE *remAuthFile = fopen(QFile::encodeName(remTempFile->fileName()).constData(), "r+"); for (int i = 0; i < numTransports * 2; i += 2) { (*authDataEntries)[i].network_id = IceGetListenConnectionString (listenObjs[i/2]); (*authDataEntries)[i].protocol_name = (char *) "ICE"; (*authDataEntries)[i].auth_name = (char *) "MIT-MAGIC-COOKIE-1"; (*authDataEntries)[i].auth_data = IceGenerateMagicCookie (MAGIC_COOKIE_LEN); (*authDataEntries)[i].auth_data_length = MAGIC_COOKIE_LEN; (*authDataEntries)[i+1].network_id = IceGetListenConnectionString (listenObjs[i/2]); (*authDataEntries)[i+1].protocol_name = (char *) "XSMP"; (*authDataEntries)[i+1].auth_name = (char *) "MIT-MAGIC-COOKIE-1"; (*authDataEntries)[i+1].auth_data = IceGenerateMagicCookie (MAGIC_COOKIE_LEN); (*authDataEntries)[i+1].auth_data_length = MAGIC_COOKIE_LEN; write_iceauth (addAuthFile, remAuthFile, &(*authDataEntries)[i]); write_iceauth (addAuthFile, remAuthFile, &(*authDataEntries)[i+1]); IceSetPaAuthData (2, &(*authDataEntries)[i]); IceSetHostBasedAuthProc (listenObjs[i/2], HostBasedAuthProc); } fclose(addAuthFile); fclose(remAuthFile); QString iceAuth = QStandardPaths::findExecutable(QStringLiteral("iceauth")); if (iceAuth.isEmpty()) { qCWarning(KSMSERVER, "KSMServer: could not find iceauth"); return 0; } KProcess p; p << iceAuth << QStringLiteral("source") << addTempFile.fileName(); p.execute(); return (1); } /* * Free up authentication data. */ void FreeAuthenticationData(int count, IceAuthDataEntry *authDataEntries) { /* Each transport has entries for ICE and XSMP */ if (only_local) return; for (int i = 0; i < count * 2; i++) { free (authDataEntries[i].network_id); free (authDataEntries[i].auth_data); } free (authDataEntries); QString iceAuth = QStandardPaths::findExecutable(QStringLiteral("iceauth")); if (iceAuth.isEmpty()) { qCWarning(KSMSERVER, "KSMServer: could not find iceauth"); return; } if (remTempFile) { KProcess p; p << iceAuth << QStringLiteral("source") << remTempFile->fileName(); p.execute(); } delete remTempFile; remTempFile = nullptr; } static int Xio_ErrorHandler( Display * ) { qCWarning(KSMSERVER, "ksmserver: Fatal IO error: client killed"); // Don't do anything that might require the X connection if (the_server) { KSMServer *server = the_server; the_server = nullptr; server->cleanUp(); // Don't delete server!! } exit(0); // Don't report error, it's not our fault. return 0; // Bogus return value, notreached } void KSMServer::setupXIOErrorHandler() { XSetIOErrorHandler(Xio_ErrorHandler); } static int wake_up_socket = -1; static void sighandler(int sig) { if (sig == SIGHUP) { signal(SIGHUP, sighandler); return; } char ch = 0; (void)::write(wake_up_socket, &ch, 1); } void KSMWatchProc ( IceConn iceConn, IcePointer client_data, Bool opening, IcePointer* watch_data) { KSMServer* ds = ( KSMServer*) client_data; if (opening) { *watch_data = (IcePointer) ds->watchConnection( iceConn ); } else { ds->removeConnection( (KSMConnection*) *watch_data ); } } static Status KSMNewClientProc ( SmsConn conn, SmPointer manager_data, unsigned long* mask_ret, SmsCallbacks* cb, char** failure_reason_ret) { *failure_reason_ret = nullptr; void* client = ((KSMServer*) manager_data )->newClient( conn ); cb->register_client.callback = KSMRegisterClientProc; cb->register_client.manager_data = client; cb->interact_request.callback = KSMInteractRequestProc; cb->interact_request.manager_data = client; cb->interact_done.callback = KSMInteractDoneProc; cb->interact_done.manager_data = client; cb->save_yourself_request.callback = KSMSaveYourselfRequestProc; cb->save_yourself_request.manager_data = client; cb->save_yourself_phase2_request.callback = KSMSaveYourselfPhase2RequestProc; cb->save_yourself_phase2_request.manager_data = client; cb->save_yourself_done.callback = KSMSaveYourselfDoneProc; cb->save_yourself_done.manager_data = client; cb->close_connection.callback = KSMCloseConnectionProc; cb->close_connection.manager_data = client; cb->set_properties.callback = KSMSetPropertiesProc; cb->set_properties.manager_data = client; cb->delete_properties.callback = KSMDeletePropertiesProc; cb->delete_properties.manager_data = client; cb->get_properties.callback = KSMGetPropertiesProc; cb->get_properties.manager_data = client; *mask_ret = SmsRegisterClientProcMask | SmsInteractRequestProcMask | SmsInteractDoneProcMask | SmsSaveYourselfRequestProcMask | SmsSaveYourselfP2RequestProcMask | SmsSaveYourselfDoneProcMask | SmsCloseConnectionProcMask | SmsSetPropertiesProcMask | SmsDeletePropertiesProcMask | SmsGetPropertiesProcMask; return 1; } #ifdef HAVE__ICETRANSNOLISTEN extern "C" int _IceTransNoListen(const char * protocol); #endif KSMServer::KSMServer( const QString& windowManager, InitFlags flags ) : wmProcess( nullptr ) , sessionGroup( QStringLiteral( "" ) ) , logoutEffectWidget( nullptr ) , sockets{ -1, -1 } { if (!flags.testFlag(InitFlag::NoLockScreen)) { ScreenLocker::KSldApp::self()->initialize(); if (flags.testFlag(InitFlag::ImmediateLockScreen)) { ScreenLocker::KSldApp::self()->lock(ScreenLocker::EstablishLock::Immediate); } } if(::socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, sockets) != 0) qFatal("Could not create socket pair, error %d (%s)", errno, strerror(errno)); wake_up_socket = sockets[0]; QSocketNotifier* n = new QSocketNotifier(sockets[1], QSocketNotifier::Read, this); qApp->connect(n, &QSocketNotifier::activated, &QApplication::quit); new KSMServerInterfaceAdaptor( this ); QDBusConnection::sessionBus().registerObject(QStringLiteral("/KSMServer"), this); the_server = this; clean = false; - shutdownType = KWorkSpace::ShutdownTypeNone; - state = Idle; saveSession = false; wmPhase1WaitingCount = 0; KConfigGroup config(KSharedConfig::openConfig(), "General"); clientInteracting = nullptr; xonCommand = config.readEntry( "xonCommand", "xon" ); selectWm( windowManager ); - connect(&pendingShutdown, &QTimer::timeout, this, &KSMServer::pendingShutdownTimeout); - only_local = flags.testFlag(InitFlag::OnlyLocal); #ifdef HAVE__ICETRANSNOLISTEN if (only_local) _IceTransNoListen("tcp"); #else only_local = false; #endif char errormsg[256]; if (!SmsInitialize ( (char*) KSMVendorString, (char*) KSMReleaseString, KSMNewClientProc, (SmPointer) this, HostBasedAuthProc, 256, errormsg ) ) { qCWarning(KSMSERVER, "KSMServer: could not register XSM protocol"); } if (!IceListenForConnections (&numTransports, &listenObjs, 256, errormsg)) { qCWarning(KSMSERVER, "KSMServer: Error listening for connections: %s", errormsg); qCWarning(KSMSERVER, "KSMServer: Aborting."); exit(1); } { // publish available transports. QByteArray fName = QFile::encodeName(QStandardPaths::writableLocation(QStandardPaths::RuntimeLocation) + QDir::separator() + QStringLiteral("KSMserver")); qCDebug(KSMSERVER) << fName; QString display = QString::fromLocal8Bit(::getenv("DISPLAY")); // strip the screen number from the display display.remove(QRegExp(QStringLiteral("\\.[0-9]+$"))); int i; while( (i = display.indexOf(QLatin1Char(':'))) >= 0) display[i] = '_'; while( (i = display.indexOf(QLatin1Char('/'))) >= 0) display[i] = '_'; fName += '_'+display.toLocal8Bit(); FILE *f; f = ::fopen(fName.data(), "w+"); if (!f) { qCWarning(KSMSERVER, "KSMServer: cannot open %s: %s", fName.data(), strerror(errno)); qCWarning(KSMSERVER, "KSMServer: Aborting."); exit(1); } char* session_manager = IceComposeNetworkIdList(numTransports, listenObjs); fprintf(f, "%s\n%i\n", session_manager, getpid()); fclose(f); setenv( "SESSION_MANAGER", session_manager, true ); // Pass env. var to kdeinit. org::kde::KLauncher klauncher( QStringLiteral( "org.kde.klauncher5" ), QStringLiteral( "/KLauncher" ), QDBusConnection::sessionBus()); klauncher.setLaunchEnv( QStringLiteral( "SESSION_MANAGER" ), QString::fromLocal8Bit( (const char*) session_manager ) ); free(session_manager); } if (only_local) { if (!SetAuthentication_local(numTransports, listenObjs)) qFatal("KSMSERVER: authentication setup failed."); } else { if (!SetAuthentication(numTransports, listenObjs, &authDataEntries)) qFatal("KSMSERVER: authentication setup failed."); } IceAddConnectionWatch (KSMWatchProc, (IcePointer) this); KSMListener* con; for ( int i = 0; i < numTransports; i++) { fcntl( IceGetListenConnectionNumber( listenObjs[i] ), F_SETFD, FD_CLOEXEC ); con = new KSMListener( listenObjs[i] ); listener.append( con ); connect(con, &KSMListener::activated, this, &KSMServer::newConnection); } signal(SIGHUP, sighandler); signal(SIGTERM, sighandler); signal(SIGINT, sighandler); signal(SIGPIPE, SIG_IGN); connect(&protectionTimer, &QTimer::timeout, this, &KSMServer::protectionTimeout); connect(&restoreTimer, &QTimer::timeout, this, &KSMServer::tryRestoreNext); connect(qApp, &QApplication::aboutToQuit, this, &KSMServer::cleanUp); } KSMServer::~KSMServer() { qDeleteAll( listener ); the_server = nullptr; cleanUp(); } void KSMServer::cleanUp() { if (clean) return; clean = true; IceFreeListenObjs (numTransports, listenObjs); wake_up_socket = -1; ::close(sockets[1]); ::close(sockets[0]); sockets[0] = -1; sockets[1] = -1; QByteArray fName = QFile::encodeName(QStandardPaths::writableLocation(QStandardPaths::RuntimeLocation) + QLatin1Char('/') + QStringLiteral("KSMserver")); QString display = QString::fromLocal8Bit(::getenv("DISPLAY")); // strip the screen number from the display display.remove(QRegExp(QStringLiteral("\\.[0-9]+$"))); int i; while( (i = display.indexOf(QLatin1Char(':'))) >= 0) display[i] = '_'; while( (i = display.indexOf(QLatin1Char('/'))) >= 0) display[i] = '_'; fName += '_'+display.toLocal8Bit(); ::unlink(fName.data()); FreeAuthenticationData(numTransports, authDataEntries); signal(SIGTERM, SIG_DFL); signal(SIGINT, SIG_DFL); - - runShutdownScripts(); - - KDisplayManager().shutdown( shutdownType, shutdownMode, bootOption ); } void* KSMServer::watchConnection( IceConn iceConn ) { KSMConnection* conn = new KSMConnection( iceConn ); connect(conn, &KSMConnection::activated, this, &KSMServer::processData); return (void*) conn; } void KSMServer::removeConnection( KSMConnection* conn ) { delete conn; } /*! Called from our IceIoErrorHandler */ void KSMServer::ioError( IceConn /*iceConn*/ ) { } void KSMServer::processData( int /*socket*/ ) { IceConn iceConn = ((KSMConnection*)sender())->iceConn; IceProcessMessagesStatus status = IceProcessMessages( iceConn, nullptr, nullptr ); if ( status == IceProcessMessagesIOError ) { IceSetShutdownNegotiation( iceConn, False ); QList::iterator it = clients.begin(); QList::iterator const itEnd = clients.end(); while ( ( it != itEnd ) && *it && ( SmsGetIceConnection( ( *it )->connection() ) != iceConn ) ) ++it; if ( ( it != itEnd ) && *it ) { SmsConn smsConn = (*it)->connection(); deleteClient( *it ); SmsCleanUp( smsConn ); } (void) IceCloseConnection( iceConn ); } } KSMClient* KSMServer::newClient( SmsConn conn ) { KSMClient* client = new KSMClient( conn ); clients.append( client ); return client; } void KSMServer::deleteClient( KSMClient* client ) { if ( !clients.contains( client ) ) // paranoia return; clients.removeAll( client ); clientsToKill.removeAll( client ); clientsToSave.removeAll( client ); if ( client == clientInteracting ) { clientInteracting = nullptr; handlePendingInteractions(); } delete client; if ( state == Shutdown || state == Checkpoint || state == ClosingSubSession ) completeShutdownOrCheckpoint(); if ( state == Killing ) completeKilling(); else if ( state == KillingSubSession ) completeKillingSubSession(); if ( state == KillingWM ) completeKillingWM(); } void KSMServer::newConnection( int /*socket*/ ) { IceAcceptStatus status; IceConn iceConn = IceAcceptConnection( ((KSMListener*)sender())->listenObj, &status); if( iceConn == nullptr ) return; IceSetShutdownNegotiation( iceConn, False ); IceConnectStatus cstatus; while ((cstatus = IceConnectionStatus (iceConn))==IceConnectPending) { (void) IceProcessMessages( iceConn, nullptr, nullptr ); } if (cstatus != IceConnectAccepted) { if (cstatus == IceConnectIOError) qCDebug(KSMSERVER) << "IO error opening ICE Connection!"; else qCDebug(KSMSERVER) << "ICE Connection rejected!"; (void )IceCloseConnection (iceConn); return; } // don't leak the fd fcntl( IceConnectionNumber(iceConn), F_SETFD, FD_CLOEXEC ); } QString KSMServer::currentSession() { if ( sessionGroup.startsWith( QLatin1String( "Session: " ) ) ) return sessionGroup.mid( 9 ); return QStringLiteral( "" ); // empty, not null, since used for KConfig::setGroup } void KSMServer::discardSession() { KConfigGroup config(KSharedConfig::openConfig(), sessionGroup ); int count = config.readEntry( "count", 0 ); foreach ( KSMClient *c, clients ) { QStringList discardCommand = c->discardCommand(); if ( discardCommand.isEmpty()) continue; // check that non of the old clients used the exactly same // discardCommand before we execute it. This used to be the // case up to KDE and Qt < 3.1 int i = 1; while ( i <= count && config.readPathEntry( QStringLiteral("discardCommand") + QString::number(i), QStringList() ) != discardCommand ) i++; if ( i <= count ) executeCommand( discardCommand ); } } void KSMServer::storeSession() { KSharedConfig::Ptr config = KSharedConfig::openConfig(); config->reparseConfiguration(); // config may have changed in the KControl module KConfigGroup generalGroup(config, "General"); excludeApps = generalGroup.readEntry( "excludeApps" ).toLower() .split( QRegExp( QStringLiteral("[,:]") ), QString::SkipEmptyParts ); KConfigGroup configSessionGroup(config, sessionGroup); int count = configSessionGroup.readEntry( "count", 0 ); for ( int i = 1; i <= count; i++ ) { QStringList discardCommand = configSessionGroup.readPathEntry( QLatin1String("discardCommand") + QString::number(i), QStringList() ); if ( discardCommand.isEmpty()) continue; // check that non of the new clients uses the exactly same // discardCommand before we execute it. This used to be the // case up to KDE and Qt < 3.1 QList::iterator it = clients.begin(); QList::iterator const itEnd = clients.end(); while ( ( it != itEnd ) && *it && (discardCommand != ( *it )->discardCommand() ) ) ++it; if ( ( it != itEnd ) && *it ) continue; executeCommand( discardCommand ); } config->deleteGroup( sessionGroup ); //### does not work with global config object... KConfigGroup cg( config, sessionGroup); count = 0; if (state != ClosingSubSession) { // put the wm first foreach ( KSMClient *c, clients ) if ( c->program() == wm ) { clients.removeAll( c ); clients.prepend( c ); break; } } foreach ( KSMClient *c, clients ) { int restartHint = c->restartStyleHint(); if (restartHint == SmRestartNever) continue; QString program = c->program(); QStringList restartCommand = c->restartCommand(); if (program.isEmpty() && restartCommand.isEmpty()) continue; if (state == ClosingSubSession && ! clientsToSave.contains(c)) continue; // 'program' might be (mostly) fullpath, or (sometimes) just the name. // 'name' is just the name. QFileInfo info(program); const QString& name = info.fileName(); if ( excludeApps.contains(program.toLower()) || excludeApps.contains(name.toLower()) ) { continue; } count++; QString n = QString::number(count); cg.writeEntry( QStringLiteral("program")+n, program ); cg.writeEntry( QStringLiteral("clientId")+n, c->clientId() ); cg.writeEntry( QStringLiteral("restartCommand")+n, restartCommand ); cg.writePathEntry( QStringLiteral("discardCommand")+n, c->discardCommand() ); cg.writeEntry( QStringLiteral("restartStyleHint")+n, restartHint ); cg.writeEntry( QStringLiteral("userId")+n, c->userId() ); cg.writeEntry( QStringLiteral("wasWm")+n, isWM( c )); } cg.writeEntry( "count", count ); KConfigGroup cg2( config, "General"); cg2.writeEntry( "screenCount", ScreenCount(QX11Info::display())); storeLegacySession(config.data()); config->sync(); } QStringList KSMServer::sessionList() { QStringList sessions( QStringLiteral( "default" ) ); KSharedConfig::Ptr config = KSharedConfig::openConfig(); const QStringList groups = config->groupList(); for ( QStringList::ConstIterator it = groups.constBegin(); it != groups.constEnd(); ++it ) if ( (*it).startsWith( QLatin1String( "Session: " ) ) ) sessions << (*it).mid( 9 ); return sessions; } bool KSMServer::isWM( const KSMClient* client ) const { return isWM( client->program()); } bool KSMServer::isWM( const QString& program ) const { // Strip possible paths, so that even /usr/bin/kwin is recognized as kwin. QString wmName = wm.mid( wm.lastIndexOf( QDir::separator()) + 1 ); QString programName = program.mid( program.lastIndexOf( QDir::separator()) + 1 ); return programName == wmName; } bool KSMServer::defaultSession() const { return sessionGroup.isEmpty(); } // selection logic: // - $KDEWM is set - use that // - a wm is selected using the kcm - use that // - if that fails, just use KWin void KSMServer::selectWm( const QString& kdewm ) { wm = QStringLiteral( KWIN_BIN ); // defaults wmCommands = ( QStringList() << QStringLiteral( KWIN_BIN ) ); if( !kdewm.isEmpty()) { wmCommands = ( QStringList() << kdewm ); wm = kdewm; return; } KConfigGroup config(KSharedConfig::openConfig(), "General"); QString cfgwm = config.readEntry( "windowManager", "kwin" ); KDesktopFile file( QStandardPaths::AppDataLocation, QStringLiteral( "windowmanagers/" ) + cfgwm + QStringLiteral( ".desktop" ) ); if( file.noDisplay()) return; if( !file.tryExec()) return; QString testexec = file.desktopGroup().readEntry( "X-KDE-WindowManagerTestExec" ); if( !testexec.isEmpty()) { KProcess proc; proc.setShellCommand( testexec ); if( proc.execute() != 0 ) return; } QStringList cfgWmCommands = KShell::splitArgs( file.desktopGroup().readEntry( "Exec" )); if( cfgWmCommands.isEmpty()) return; QString smname = file.desktopGroup().readEntry( "X-KDE-WindowManagerId" ); // ok wm = smname.isEmpty() ? cfgwm : smname; wmCommands = cfgWmCommands; } void KSMServer::wmChanged() { KSharedConfig::openConfig()->reparseConfiguration(); selectWm( QStringLiteral( "" ) ); } void KSMServer::setupShortcuts() { if (KAuthorized::authorize( QStringLiteral( "logout" ))) { KActionCollection* actionCollection = new KActionCollection(this); QAction* a; a = actionCollection->addAction(QStringLiteral("Log Out")); a->setText(i18n("Log Out")); KGlobalAccel::self()->setShortcut(a, QList() << Qt::ALT+Qt::CTRL+Qt::Key_Delete); connect(a, &QAction::triggered, this, &KSMServer::defaultLogout); a = actionCollection->addAction(QStringLiteral("Log Out Without Confirmation")); a->setText(i18n("Log Out Without Confirmation")); KGlobalAccel::self()->setShortcut(a, QList() << Qt::ALT+Qt::CTRL+Qt::SHIFT+Qt::Key_Delete); connect(a, &QAction::triggered, this, &KSMServer::logoutWithoutConfirmation); a = actionCollection->addAction(QStringLiteral("Halt Without Confirmation")); a->setText(i18n("Halt Without Confirmation")); KGlobalAccel::self()->setShortcut(a, QList() << Qt::ALT+Qt::CTRL+Qt::SHIFT+Qt::Key_PageDown); connect(a, &QAction::triggered, this, &KSMServer::haltWithoutConfirmation); a = actionCollection->addAction(QStringLiteral("Reboot Without Confirmation")); a->setText(i18n("Reboot Without Confirmation")); KGlobalAccel::self()->setShortcut(a, QList() << Qt::ALT+Qt::CTRL+Qt::SHIFT+Qt::Key_PageUp); connect(a, &QAction::triggered, this, &KSMServer::rebootWithoutConfirmation); } } /*! Restores the previous session. Ensures the window manager is running (if specified). */ void KSMServer::restoreSession( const QString &sessionName ) { if( state != Idle ) return; #ifdef KSMSERVER_STARTUP_DEBUG1 t.start(); #endif state = LaunchingWM; qCDebug(KSMSERVER) << "KSMServer::restoreSession " << sessionName; KSharedConfig::Ptr config = KSharedConfig::openConfig(); sessionGroup = QStringLiteral("Session: ") + sessionName; KConfigGroup configSessionGroup( config, sessionGroup); int count = configSessionGroup.readEntry( "count", 0 ); appsToStart = count; // find all commands to launch the wm in the session QList wmStartCommands; if ( !wm.isEmpty() ) { for ( int i = 1; i <= count; i++ ) { QString n = QString::number(i); if ( isWM( configSessionGroup.readEntry( QStringLiteral("program")+n, QString())) ) { wmStartCommands << configSessionGroup.readEntry( QStringLiteral("restartCommand")+n, QStringList() ); } } } if( wmStartCommands.isEmpty()) // otherwise use the configured default wmStartCommands << wmCommands; launchWM( wmStartCommands ); } void KSMServer::launchWM( const QList< QStringList >& wmStartCommands ) { assert( state == LaunchingWM ); if (!(qEnvironmentVariableIsSet("WAYLAND_DISPLAY") || qEnvironmentVariableIsSet("WAYLAND_SOCKET"))) { // when we have a window manager, we start it first and give // it some time before launching other processes. Results in a // visually more appealing startup. wmProcess = startApplication( wmStartCommands[ 0 ], QString(), QString(), true ); connect( wmProcess, SIGNAL(error(QProcess::ProcessError)), SLOT(wmProcessChange())); connect( wmProcess, SIGNAL(finished(int,QProcess::ExitStatus)), SLOT(wmProcessChange())); } emit windowManagerLoaded(); } void KSMServer::wmProcessChange() { if( state != LaunchingWM ) { // don't care about the process when not in the wm-launching state anymore wmProcess = nullptr; return; } if( wmProcess->state() == QProcess::NotRunning ) { // wm failed to launch for some reason, go with kwin instead qCWarning(KSMSERVER) << "Window manager" << wm << "failed to launch"; if( wm == QStringLiteral( KWIN_BIN ) ) return; // uhoh, kwin itself failed qCDebug(KSMSERVER) << "Launching KWin"; wm = QStringLiteral( KWIN_BIN ); wmCommands = ( QStringList() << QStringLiteral( KWIN_BIN ) ); // launch it launchWM( QList< QStringList >() << wmCommands ); return; } } /*! Starts the default session. Currently, that's the window manager only (if specified). */ void KSMServer::startDefaultSession() { if( state != Idle ) return; state = LaunchingWM; #ifdef KSMSERVER_STARTUP_DEBUG1 t.start(); #endif sessionGroup = QString(); launchWM( QList< QStringList >() << wmCommands ); } void KSMServer::restoreSubSession( const QString& name ) { sessionGroup = QStringLiteral( "SubSession: " ) + name; KConfigGroup configSessionGroup( KSharedConfig::openConfig(), sessionGroup); int count = configSessionGroup.readEntry( "count", 0 ); appsToStart = count; lastAppStarted = 0; lastIdStarted.clear(); state = RestoringSubSession; tryRestoreNext(); } void KSMServer::clientSetProgram( KSMClient* client ) { if( client->program() == wm ) { emit windowManagerLoaded(); } } void KSMServer::clientRegistered( const char* previousId ) { if ( previousId && lastIdStarted == QString::fromLocal8Bit( previousId ) ) tryRestoreNext(); } void KSMServer::tryRestoreNext() { if( state != Restoring && state != RestoringSubSession ) return; restoreTimer.stop(); KConfigGroup config(KSharedConfig::openConfig(), sessionGroup ); while ( lastAppStarted < appsToStart ) { lastAppStarted++; QString n = QString::number(lastAppStarted); QString clientId = config.readEntry( QStringLiteral("clientId")+n, QString() ); bool alreadyStarted = false; foreach ( KSMClient *c, clients ) { if ( QString::fromLocal8Bit( c->clientId() ) == clientId ) { alreadyStarted = true; break; } } if ( alreadyStarted ) continue; QStringList restartCommand = config.readEntry( QStringLiteral("restartCommand")+n, QStringList() ); if ( restartCommand.isEmpty() || (config.readEntry( QStringLiteral("restartStyleHint")+n, 0 ) == SmRestartNever)) { continue; } if ( isWM( config.readEntry( QStringLiteral("program")+n, QString())) ) continue; // wm already started if( config.readEntry( QStringLiteral( "wasWm" )+n, false )) continue; // it was wm before, but not now, don't run it (some have --replace in command :( ) startApplication( restartCommand, config.readEntry( QStringLiteral("clientMachine")+n, QString() ), config.readEntry( QStringLiteral("userId")+n, QString() )); lastIdStarted = clientId; if ( !lastIdStarted.isEmpty() ) { restoreTimer.setSingleShot( true ); restoreTimer.start( 2000 ); return; // we get called again from the clientRegistered handler } } //all done appsToStart = 0; lastIdStarted.clear(); if (state == Restoring) { emit sessionRestored(); } else { //subsession emit subSessionOpened(); } state = Idle; } void KSMServer::startupDone() { state = Idle; } void KSMServer::defaultLogout() { shutdown(KWorkSpace::ShutdownConfirmYes, KWorkSpace::ShutdownTypeDefault, KWorkSpace::ShutdownModeDefault); } void KSMServer::logoutWithoutConfirmation() { shutdown(KWorkSpace::ShutdownConfirmNo, KWorkSpace::ShutdownTypeNone, KWorkSpace::ShutdownModeDefault); } void KSMServer::haltWithoutConfirmation() { shutdown(KWorkSpace::ShutdownConfirmNo, KWorkSpace::ShutdownTypeHalt, KWorkSpace::ShutdownModeDefault); } void KSMServer::rebootWithoutConfirmation() { shutdown(KWorkSpace::ShutdownConfirmNo, KWorkSpace::ShutdownTypeReboot, KWorkSpace::ShutdownModeDefault); } void KSMServer::openSwitchUserDialog() { //this method exists only for compatibility. Users should ideally call this directly OrgKdeScreensaverInterface iface(QStringLiteral("org.freedesktop.ScreenSaver"), QStringLiteral("/ScreenSaver"), QDBusConnection::sessionBus()); iface.SwitchUser(); } - -void KSMServer::runShutdownScripts() -{ - const QStringList shutdownFolders = QStandardPaths::locateAll(QStandardPaths::GenericConfigLocation, QStringLiteral("plasma-workspace/shutdown"), QStandardPaths::LocateDirectory); - foreach (const QString &shutDownFolder, shutdownFolders) { - QDir dir(shutDownFolder); - if (!dir.exists()) { - continue; - } - - const QStringList entries = dir.entryList(QDir::Files); - foreach (const QString &file, entries) { - // Don't execute backup files - if (!file.endsWith(QLatin1Char('~')) && !file.endsWith(QStringLiteral(".bak")) && - (file[0] != QLatin1Char('%') || !file.endsWith(QLatin1Char('%'))) && - (file[0] != QLatin1Char('#') || !file.endsWith(QLatin1Char('#')))) - { - const QString fullPath = dir.absolutePath() + QLatin1Char('/') + file; - - qCDebug(KSMSERVER) << "running shutdown script" << fullPath; - QProcess::execute(fullPath, QStringList()); - } - } - } -} diff --git a/ksmserver/server.h b/ksmserver/server.h index e9bc7b5e8..47d5247ad 100644 --- a/ksmserver/server.h +++ b/ksmserver/server.h @@ -1,274 +1,266 @@ /***************************************************************** ksmserver - the KDE session management server Copyright 2000 Matthias Ettrich Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ******************************************************************/ #ifndef SERVER_H #define SERVER_H #define INT32 QINT32 #include #include #include extern "C" { #include #include #include #include #include } #include // needed to avoid clash with INT8 defined in X11/Xmd.h on solaris #define QT_CLEAN_NAMESPACE 1 #include #include #include #include #include #include #include #include #define SESSION_PREVIOUS_LOGOUT "saved at previous logout" #define SESSION_BY_USER "saved by user" class KProcess; class KSMListener; class KSMConnection; class KSMClient; class OrgKdeKLauncherInterface; class QDBusInterface; enum SMType { SM_ERROR, SM_WMCOMMAND, SM_WMSAVEYOURSELF }; struct SMData { SMType type; QStringList wmCommand; QString wmClientMachine; QString wmclass1, wmclass2; }; typedef QMap WindowMap; class KSMServer : public QObject { Q_OBJECT public: enum class InitFlag { None = 0, OnlyLocal = 1 << 0, ImmediateLockScreen = 1 << 1, NoLockScreen = 1 << 2 }; Q_DECLARE_FLAGS(InitFlags, InitFlag) KSMServer( const QString& windowManager, InitFlags flags ); ~KSMServer() override; static KSMServer* self(); void* watchConnection( IceConn iceConn ); void removeConnection( KSMConnection* conn ); KSMClient* newClient( SmsConn ); void deleteClient( KSMClient* client ); // callbacks void saveYourselfDone( KSMClient* client, bool success ); void interactRequest( KSMClient* client, int dialogType ); void interactDone( KSMClient* client, bool cancelShutdown ); void phase2Request( KSMClient* client ); // error handling void ioError( IceConn iceConn ); // notification void clientSetProgram( KSMClient* client ); void clientRegistered( const char* previousId ); // public API + void performLogout(); void restoreSession( const QString &sessionName ); void startDefaultSession(); void shutdown( KWorkSpace::ShutdownConfirm confirm, KWorkSpace::ShutdownType sdtype, KWorkSpace::ShutdownMode sdmode ); Q_SIGNALS: void windowManagerLoaded(); + void logoutCancelled(); public Q_SLOTS: + void cleanUp(); private Q_SLOTS: void newConnection( int socket ); void processData( int socket ); void protectionTimeout(); void timeoutQuit(); void timeoutWMQuit(); - void pendingShutdownTimeout(); void wmProcessChange(); void defaultLogout(); void logoutWithoutConfirmation(); void haltWithoutConfirmation(); void rebootWithoutConfirmation(); private: void handlePendingInteractions(); void completeShutdownOrCheckpoint(); void startKilling(); void startKillingSubSession(); void performStandardKilling(); void completeKilling(); void completeKillingSubSession(); void killWM(); void signalSubSessionClosed(); void completeKillingWM(); void cancelShutdown( KSMClient* c ); void killingCompleted(); void createLogoutEffectWidget(); void discardSession(); void storeSession(); void startProtection(); void endProtection(); void launchWM( const QList< QStringList >& wmStartCommands ); KProcess* startApplication( const QStringList& command, const QString& clientMachine = QString(), const QString& userId = QString(), bool wm = false ); void executeCommand( const QStringList& command ); bool isWM( const KSMClient* client ) const; bool isWM( const QString& program ) const; void selectWm( const QString& kdewm ); bool defaultSession() const; // empty session void setupXIOErrorHandler(); void performLegacySessionSave(); void storeLegacySession( KConfig* config ); void restoreLegacySession( KConfig* config ); void restoreLegacySessionInternal( KConfigGroup* config, char sep = ',' ); QStringList windowWmCommand(WId w); QString windowWmClientMachine(WId w); WId windowWmClientLeader(WId w); QByteArray windowSessionId(WId w, WId leader); void setupShortcuts(); void tryRestoreNext(); void startupDone(); void runShutdownScripts(); - void performLogout(); // public dcop interface public Q_SLOTS: //public dcop interface void logout( int, int, int ); bool canShutdown(); bool isShuttingDown() const; QString currentSession(); void saveCurrentSession(); void saveCurrentSessionAs( const QString & ); QStringList sessionList(); void wmChanged(); void saveSubSession( const QString &name, QStringList saveAndClose, QStringList saveOnly = QStringList() ); void restoreSubSession( const QString &name ); void openSwitchUserDialog(); Q_SIGNALS: void subSessionClosed(); void subSessionCloseCanceled(); void subSessionOpened(); void sessionRestored(); private: QList listener; QList clients; enum State { Idle, LaunchingWM, Restoring, Shutdown, Checkpoint, Killing, KillingWM, WaitingForKNotify, // shutdown ClosingSubSession, KillingSubSession, RestoringSubSession }; State state; bool saveSession; int wmPhase1WaitingCount; int saveType; - KWorkSpace::ShutdownType shutdownType; - KWorkSpace::ShutdownMode shutdownMode; - QString bootOption; - bool clean; KSMClient* clientInteracting; QString wm; QStringList wmCommands; KProcess* wmProcess; QString sessionGroup; QString sessionName; QTimer protectionTimer; QTimer restoreTimer; QString xonCommand; - QTimer pendingShutdown; QWidget* logoutEffectWidget; - KWorkSpace::ShutdownConfirm pendingShutdown_confirm; - KWorkSpace::ShutdownType pendingShutdown_sdtype; - KWorkSpace::ShutdownMode pendingShutdown_sdmode; - // sequential startup int appsToStart; int lastAppStarted; QString lastIdStarted; QStringList excludeApps; WindowMap legacyWindows; int inhibitCookie; //subSession stuff QList clientsToKill; QList clientsToSave; int sockets[2]; friend bool readFromPipe(int pipe); friend class RestoreSessionJob; friend class Startup; }; #endif diff --git a/ksmserver/shutdown.cpp b/ksmserver/shutdown.cpp index 27942e555..923c4ad44 100644 --- a/ksmserver/shutdown.cpp +++ b/ksmserver/shutdown.cpp @@ -1,693 +1,82 @@ -/***************************************************************** -ksmserver - the KDE session management server +#include "shutdown.h" +#include "shutdownadaptor.h" -Copyright 2000 Matthias Ettrich - -relatively small extensions by Oswald Buddenhagen - -some code taken from the dcopserver (part of the KDE libraries), which is -Copyright 1999 Matthias Ettrich -Copyright 1999 Preston Brown - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -******************************************************************/ - - -#include -#include // HAVE_LIMITS_H -#include - -#include - -#include -#include -#include -#include -#ifdef HAVE_SYS_TIME_H -#include -#endif -#include -#include - -#include -#include -#include -#include -#include -#include -#include - -#ifdef HAVE_LIMITS_H -#include -#endif - -#include -#include -#include -#include +#include +#include +#include #include -#include -#include +#include -#include -#include -#include -#include -#include -#include #include -#include "server.h" -#include "global.h" -#include "client.h" -#include -#include "logoutprompt_interface.h" +#include "server.h" +#include "ksmserver_debug.h" -#include -#include -#include -#include -void KSMServer::logout( int confirm, int sdtype, int sdmode ) +Shutdown::Shutdown(QObject *parent): + QObject(parent) { - // KDE5: remove me - if (sdtype == KWorkSpace::ShutdownTypeLogout) - sdtype = KWorkSpace::ShutdownTypeNone; + new ShutdownAdaptor(this); + QDBusConnection::sessionBus().registerObject(QStringLiteral("/Shutdown"), QStringLiteral("org.kde.Shutdown"), this); - shutdown( (KWorkSpace::ShutdownConfirm)confirm, - (KWorkSpace::ShutdownType)sdtype, - (KWorkSpace::ShutdownMode)sdmode ); -} - -bool KSMServer::canShutdown() -{ - KSharedConfig::Ptr config = KSharedConfig::openConfig(); - config->reparseConfiguration(); // config may have changed in the KControl module - KConfigGroup cg( config, "General"); + //registered as a new service name for easy moving to new process + QDBusConnection::sessionBus().registerService(QStringLiteral("org.kde.Shutdown")); - return cg.readEntry( "offerShutdown", true ) && KDisplayManager().canShutdown(); + connect(qApp, &QCoreApplication::aboutToQuit, this, &Shutdown::logoutComplete); + connect(KSMServer::self(), &KSMServer::logoutCancelled, this, &Shutdown::logoutCancelled); } -bool KSMServer::isShuttingDown() const +void Shutdown::logout() { - return state >= Shutdown; + startLogout(KWorkSpace::ShutdownTypeNone); } -void KSMServer::shutdown( KWorkSpace::ShutdownConfirm confirm, - KWorkSpace::ShutdownType sdtype, KWorkSpace::ShutdownMode sdmode ) +void Shutdown::logoutAndShutdown() { - qCDebug(KSMSERVER) << "Shutdown called with confirm " << confirm - << " type " << sdtype << " and mode " << sdmode; - pendingShutdown.stop(); - if( state >= Shutdown ) // already performing shutdown - return; - if( state != Idle ) // performing startup - { - // perform shutdown as soon as startup is finished, in order to avoid saving partial session - if( !pendingShutdown.isActive()) - { - pendingShutdown.start( 1000 ); - pendingShutdown_confirm = confirm; - pendingShutdown_sdtype = sdtype; - pendingShutdown_sdmode = sdmode; - } - return; - } - - KSharedConfig::Ptr config = KSharedConfig::openConfig(); - config->reparseConfiguration(); // config may have changed in the KControl module - - KConfigGroup cg( config, "General"); - - bool logoutConfirmed = - (confirm == KWorkSpace::ShutdownConfirmYes) ? false : - (confirm == KWorkSpace::ShutdownConfirmNo) ? true : - !cg.readEntry( "confirmLogout", true ); - - if (!logoutConfirmed) { - OrgKdeLogoutPromptInterface logoutPrompt(QStringLiteral("org.kde.LogoutPrompt"), - QStringLiteral("/LogoutPrompt"), - QDBusConnection::sessionBus()); - switch (sdtype) { - case KWorkSpace::ShutdownTypeHalt: - logoutPrompt.promptShutDown(); - break; - case KWorkSpace::ShutdownTypeReboot: - logoutPrompt.promptReboot(); - break; - case KWorkSpace::ShutdownTypeNone: - Q_FALLTHROUGH(); - default: - logoutPrompt.promptLogout(); - break; - } - } else { - shutdownType = sdtype; - shutdownMode = sdmode; - performLogout(); - } + startLogout(KWorkSpace::ShutdownTypeHalt); } -void KSMServer::performLogout() +void Shutdown::logoutAndReboot() { - // If the logout was confirmed, let's start a powermanagement inhibition. - // We store the cookie so we can interrupt it if the logout will be canceled - inhibitCookie = Solid::PowerManagement::beginSuppressingSleep(QStringLiteral("Shutting down system")); - - // shall we save the session on logout? - KConfigGroup cg(KSharedConfig::openConfig(), "General"); - saveSession = ( cg.readEntry( "loginMode", - QStringLiteral( "restorePreviousLogout" ) ) - == QStringLiteral( "restorePreviousLogout" ) ); - - qCDebug(KSMSERVER) << "saveSession is " << saveSession; - - if ( saveSession ) - sessionGroup = QStringLiteral( "Session: " ) + QString::fromLocal8Bit( SESSION_PREVIOUS_LOGOUT ); - - // Set the real desktop background to black so that exit looks - // clean regardless of what was on "our" desktop. - QPalette palette; - palette.setColor( QApplication::desktop()->backgroundRole(), Qt::black ); - QApplication::setPalette(palette); - state = Shutdown; - wmPhase1WaitingCount = 0; - saveType = saveSession?SmSaveBoth:SmSaveGlobal; -#ifndef NO_LEGACY_SESSION_MANAGEMENT - performLegacySessionSave(); -#endif - startProtection(); - foreach( KSMClient* c, clients ) { - c->resetState(); - // Whoever came with the idea of phase 2 got it backwards - // unfortunately. Window manager should be the very first - // one saving session data, not the last one, as possible - // user interaction during session save may alter - // window positions etc. - // Moreover, KWin's focus stealing prevention would lead - // to undesired effects while session saving (dialogs - // wouldn't be activated), so it needs be assured that - // KWin will turn it off temporarily before any other - // user interaction takes place. - // Therefore, make sure the WM finishes its phase 1 - // before others a chance to change anything. - // KWin will check if the session manager is ksmserver, - // and if yes it will save in phase 1 instead of phase 2. - if( isWM( c ) ) - ++wmPhase1WaitingCount; - } - if (wmPhase1WaitingCount > 0) { - foreach( KSMClient* c, clients ) { - if( isWM( c ) ) - SmsSaveYourself( c->connection(), saveType, - true, SmInteractStyleAny, false ); - } - } else { // no WM, simply start them all - foreach( KSMClient* c, clients ) - SmsSaveYourself( c->connection(), saveType, - true, SmInteractStyleAny, false ); - } - qCDebug(KSMSERVER) << "clients should be empty, " << clients.isEmpty(); - if ( clients.isEmpty() ) - completeShutdownOrCheckpoint(); + startLogout(KWorkSpace::ShutdownTypeReboot); } -void KSMServer::pendingShutdownTimeout() +void Shutdown::startLogout(KWorkSpace::ShutdownType shutdownType) { - shutdown( pendingShutdown_confirm, pendingShutdown_sdtype, pendingShutdown_sdmode ); + auto ksmserver = KSMServer::self(); + m_shutdownType = shutdownType; + ksmserver->performLogout(); } -void KSMServer::saveCurrentSession() +void Shutdown::logoutCancelled() { - if ( state != Idle ) - return; - - if ( currentSession().isEmpty() || currentSession() == QString::fromLocal8Bit( SESSION_PREVIOUS_LOGOUT ) ) - sessionGroup = QStringLiteral("Session: ") + QString::fromLocal8Bit( SESSION_BY_USER ); - - state = Checkpoint; - wmPhase1WaitingCount = 0; - saveType = SmSaveLocal; - saveSession = true; -#ifndef NO_LEGACY_SESSION_MANAGEMENT - performLegacySessionSave(); -#endif - foreach( KSMClient* c, clients ) { - c->resetState(); - if( isWM( c ) ) - ++wmPhase1WaitingCount; - } - if (wmPhase1WaitingCount > 0) { - foreach( KSMClient* c, clients ) { - if( isWM( c ) ) - SmsSaveYourself( c->connection(), saveType, false, SmInteractStyleNone, false ); - } - } else { - foreach( KSMClient* c, clients ) - SmsSaveYourself( c->connection(), saveType, false, SmInteractStyleNone, false ); - } - if ( clients.isEmpty() ) - completeShutdownOrCheckpoint(); + m_shutdownType = KWorkSpace::ShutdownTypeNone; } -void KSMServer::saveCurrentSessionAs( const QString &session ) -{ - if ( state != Idle ) - return; - sessionGroup = QStringLiteral( "Session: " ) + session; - saveCurrentSession(); +void Shutdown::logoutComplete() { + runShutdownScripts(); + KDisplayManager().shutdown( m_shutdownType, KWorkSpace::ShutdownModeDefault); } -// callbacks -void KSMServer::saveYourselfDone( KSMClient* client, bool success ) +void Shutdown::runShutdownScripts() { - if ( state == Idle ) { - // State saving when it's not shutdown or checkpoint. Probably - // a shutdown was canceled and the client is finished saving - // only now. Discard the saved state in order to avoid - // the saved data building up. - QStringList discard = client->discardCommand(); - if( !discard.isEmpty()) - executeCommand( discard ); - return; - } - if ( success ) { - client->saveYourselfDone = true; - completeShutdownOrCheckpoint(); - } else { - // fake success to make KDE's logout not block with broken - // apps. A perfect ksmserver would display a warning box at - // the very end. - client->saveYourselfDone = true; - completeShutdownOrCheckpoint(); - } - startProtection(); - if( isWM( client ) && !client->wasPhase2 && wmPhase1WaitingCount > 0 ) { - --wmPhase1WaitingCount; - // WM finished its phase1, save the rest - if( wmPhase1WaitingCount == 0 ) { - foreach( KSMClient* c, clients ) - if( !isWM( c )) - SmsSaveYourself( c->connection(), saveType, saveType != SmSaveLocal, - saveType != SmSaveLocal ? SmInteractStyleAny : SmInteractStyleNone, - false ); - } - } -} - -void KSMServer::interactRequest( KSMClient* client, int /*dialogType*/ ) -{ - if ( state == Shutdown || state == ClosingSubSession ) - client->pendingInteraction = true; - else - SmsInteract( client->connection() ); - - handlePendingInteractions(); -} - -void KSMServer::interactDone( KSMClient* client, bool cancelShutdown_ ) -{ - if ( client != clientInteracting ) - return; // should not happen - clientInteracting = nullptr; - if ( cancelShutdown_ ) - cancelShutdown( client ); - else - handlePendingInteractions(); -} - - -void KSMServer::phase2Request( KSMClient* client ) -{ - client->waitForPhase2 = true; - client->wasPhase2 = true; - completeShutdownOrCheckpoint(); - if( isWM( client ) && wmPhase1WaitingCount > 0 ) { - --wmPhase1WaitingCount; - // WM finished its phase1 and requests phase2, save the rest - if( wmPhase1WaitingCount == 0 ) { - foreach( KSMClient* c, clients ) - if( !isWM( c )) - SmsSaveYourself( c->connection(), saveType, saveType != SmSaveLocal, - saveType != SmSaveLocal ? SmInteractStyleAny : SmInteractStyleNone, - false ); - } - } -} - -void KSMServer::handlePendingInteractions() -{ - if ( clientInteracting ) - return; - - foreach( KSMClient* c, clients ) { - if ( c->pendingInteraction ) { - clientInteracting = c; - c->pendingInteraction = false; - break; - } - } - if ( clientInteracting ) { - endProtection(); - SmsInteract( clientInteracting->connection() ); - } else { - startProtection(); - } -} + const QStringList shutdownFolders = QStandardPaths::locateAll(QStandardPaths::GenericConfigLocation, QStringLiteral("plasma-workspace/shutdown"), QStandardPaths::LocateDirectory); + foreach (const QString &shutDownFolder, shutdownFolders) { + QDir dir(shutDownFolder); + const QStringList entries = dir.entryList(QDir::Files); + foreach (const QString &file, entries) { + // Don't execute backup files + if (!file.endsWith(QLatin1Char('~')) && !file.endsWith(QStringLiteral(".bak")) && + (file[0] != QLatin1Char('%') || !file.endsWith(QLatin1Char('%'))) && + (file[0] != QLatin1Char('#') || !file.endsWith(QLatin1Char('#')))) + { + const QString fullPath = dir.absolutePath() + QLatin1Char('/') + file; -void KSMServer::cancelShutdown( KSMClient* c ) -{ - clientInteracting = nullptr; - qCDebug(KSMSERVER) << state; - if ( state == ClosingSubSession ) { - clientsToKill.clear(); - clientsToSave.clear(); - emit subSessionCloseCanceled(); - } else { - Solid::PowerManagement::stopSuppressingSleep(inhibitCookie); - qCDebug(KSMSERVER) << "Client " << c->program() << " (" << c->clientId() << ") canceled shutdown."; - KNotification::event( QStringLiteral( "cancellogout" ), - i18n( "Logout canceled by '%1'", c->program()), - QPixmap() , nullptr , KNotification::DefaultEvent ); - foreach( KSMClient* c, clients ) { - SmsShutdownCancelled( c->connection() ); - if( c->saveYourselfDone ) { - // Discard also saved state. - QStringList discard = c->discardCommand(); - if( !discard.isEmpty()) - executeCommand( discard ); + qCDebug(KSMSERVER) << "running shutdown script" << fullPath; + QProcess::execute(fullPath, QStringList()); } } } - state = Idle; } -void KSMServer::startProtection() -{ - KSharedConfig::Ptr config = KSharedConfig::openConfig(); - config->reparseConfiguration(); // config may have changed in the KControl module - KConfigGroup cg( config, "General" ); - - int timeout = cg.readEntry( "clientShutdownTimeoutSecs", 15 ) * 1000; - - protectionTimer.setSingleShot( true ); - protectionTimer.start( timeout ); -} - -void KSMServer::endProtection() -{ - protectionTimer.stop(); -} - -/* -Internal protection slot, invoked when clients do not react during -shutdown. -*/ -void KSMServer::protectionTimeout() -{ - if ( ( state != Shutdown && state != Checkpoint && state != ClosingSubSession ) || clientInteracting ) - return; - - foreach( KSMClient* c, clients ) { - if ( !c->saveYourselfDone && !c->waitForPhase2 ) { - qCDebug(KSMSERVER) << "protectionTimeout: client " << c->program() << "(" << c->clientId() << ")"; - c->saveYourselfDone = true; - } - } - completeShutdownOrCheckpoint(); - startProtection(); -} - -void KSMServer::completeShutdownOrCheckpoint() -{ - qCDebug(KSMSERVER) << "completeShutdownOrCheckpoint called"; - if ( state != Shutdown && state != Checkpoint && state != ClosingSubSession ) - return; - - QList pendingClients; - if (state == ClosingSubSession) - pendingClients = clientsToSave; - else - pendingClients = clients; - - foreach( KSMClient* c, pendingClients ) { - if ( !c->saveYourselfDone && !c->waitForPhase2 ) - return; // not done yet - } - - // do phase 2 - bool waitForPhase2 = false; - foreach( KSMClient* c, pendingClients ) { - if ( !c->saveYourselfDone && c->waitForPhase2 ) { - c->waitForPhase2 = false; - SmsSaveYourselfPhase2( c->connection() ); - waitForPhase2 = true; - } - } - if ( waitForPhase2 ) - return; - - if ( saveSession ) - storeSession(); - else - discardSession(); - - qCDebug(KSMSERVER) << "state is " << state; - if ( state == Shutdown ) { - KNotification *n = KNotification::event(QStringLiteral("exitkde"), QString(), QPixmap(), nullptr, KNotification::DefaultEvent); // Plasma says good bye - connect(n, &KNotification::closed, this, &KSMServer::startKilling); - state = WaitingForKNotify; - // https://bugs.kde.org/show_bug.cgi?id=228005 - // if sound is not working for some reason (e.g. no phonon - // backends are installed) the closed() signal never happens - // and logoutSoundFinished() never gets called. Add this timer to make - // sure the shutdown procedure continues even if sound system is broken. - QTimer::singleShot(5000, this, [=]{ - if (state == WaitingForKNotify) { - n->deleteLater(); - startKilling(); - } - }); - createLogoutEffectWidget(); - - } else if ( state == Checkpoint ) { - foreach( KSMClient* c, clients ) { - SmsSaveComplete( c->connection()); - } - state = Idle; - } else { //ClosingSubSession - startKillingSubSession(); - } - -} - -void KSMServer::startKilling() -{ - qCDebug(KSMSERVER) << "Starting killing clients"; - if (state == Killing) { - // we are already killing - return; - } - // kill all clients - state = Killing; - foreach( KSMClient* c, clients ) { - if( isWM( c )) // kill the WM as the last one in order to reduce flicker - continue; - qCDebug(KSMSERVER) << "startKilling: client " << c->program() << "(" << c->clientId() << ")"; - SmsDie( c->connection() ); - } - - qCDebug(KSMSERVER) << " We killed all clients. We have now clients.count()=" << - clients.count() << endl; - completeKilling(); - QTimer::singleShot( 10000, this, &KSMServer::timeoutQuit ); -} - -void KSMServer::completeKilling() -{ - qCDebug(KSMSERVER) << "KSMServer::completeKilling clients.count()=" << - clients.count() << endl; - if( state == Killing ) { - bool wait = false; - foreach( KSMClient* c, clients ) { - if( isWM( c )) - continue; - wait = true; // still waiting for clients to go away - } - if( wait ) - return; - killWM(); - } -} - -void KSMServer::killWM() -{ - if( state != Killing ) - return; - delete logoutEffectWidget; - - qCDebug(KSMSERVER) << "Starting killing WM"; - state = KillingWM; - bool iswm = false; - foreach( KSMClient* c, clients ) { - if( isWM( c )) { - iswm = true; - qCDebug(KSMSERVER) << "killWM: client " << c->program() << "(" << c->clientId() << ")"; - SmsDie( c->connection() ); - } - } - if( iswm ) { - completeKillingWM(); - QTimer::singleShot( 5000, this, &KSMServer::timeoutWMQuit ); - } - else - killingCompleted(); -} - -void KSMServer::completeKillingWM() -{ - qCDebug(KSMSERVER) << "KSMServer::completeKillingWM clients.count()=" << - clients.count() << endl; - if( state == KillingWM ) { - if( clients.isEmpty()) - killingCompleted(); - } -} - -// shutdown is fully complete -void KSMServer::killingCompleted() -{ - qApp->quit(); -} - -void KSMServer::timeoutQuit() -{ - foreach( KSMClient* c, clients ) { - qCWarning(KSMSERVER) << "SmsDie timeout, client " << c->program() << "(" << c->clientId() << ")" ; - } - killWM(); -} - -void KSMServer::timeoutWMQuit() -{ - if( state == KillingWM ) { - qCWarning(KSMSERVER) << "SmsDie WM timeout" ; - } - killingCompleted(); -} - -void KSMServer::createLogoutEffectWidget() -{ -// Ok, this is rather a hack. In order to fade the whole desktop when playing the logout -// sound, killing applications and leaving KDE, create a dummy window that triggers -// the logout fade effect again. - logoutEffectWidget = new QWidget( nullptr, Qt::X11BypassWindowManagerHint ); - logoutEffectWidget->winId(); // workaround for Qt4.3 setWindowRole() assert - logoutEffectWidget->setWindowRole( QStringLiteral( "logouteffect" ) ); - - // Qt doesn't set this on unmanaged windows - //FIXME: or does it? - XChangeProperty( QX11Info::display(), logoutEffectWidget->winId(), - XInternAtom( QX11Info::display(), "WM_WINDOW_ROLE", False ), XA_STRING, 8, PropModeReplace, - (unsigned char *)"logouteffect", strlen( "logouteffect" )); - - logoutEffectWidget->setGeometry( -100, -100, 1, 1 ); - logoutEffectWidget->show(); -} - -void KSMServer::saveSubSession(const QString &name, QStringList saveAndClose, QStringList saveOnly) -{ - if( state != Idle ) { // performing startup - qCDebug(KSMSERVER) << "not idle!" << state; - return; - } - qCDebug(KSMSERVER) << name << saveAndClose << saveOnly; - state = ClosingSubSession; - saveType = SmSaveBoth; //both or local? what oes it mean? - saveSession = true; - sessionGroup = QStringLiteral( "SubSession: " ) + name; - -#ifndef NO_LEGACY_SESSION_MANAGEMENT - //performLegacySessionSave(); FIXME -#endif - - startProtection(); - foreach( KSMClient* c, clients ) { - if (saveAndClose.contains(QString::fromLocal8Bit(c->clientId()))) { - c->resetState(); - SmsSaveYourself( c->connection(), saveType, - true, SmInteractStyleAny, false ); - clientsToSave << c; - clientsToKill << c; - } else if (saveOnly.contains(QString::fromLocal8Bit(c->clientId()))) { - c->resetState(); - SmsSaveYourself( c->connection(), saveType, - true, SmInteractStyleAny, false ); - clientsToSave << c; - } - } - completeShutdownOrCheckpoint(); -} - -void KSMServer::startKillingSubSession() -{ - qCDebug(KSMSERVER) << "Starting killing clients"; - // kill all clients - state = KillingSubSession; - foreach( KSMClient* c, clientsToKill ) { - qCDebug(KSMSERVER) << "completeShutdown: client " << c->program() << "(" << c->clientId() << ")"; - SmsDie( c->connection() ); - } - - qCDebug(KSMSERVER) << " We killed some clients. We have now clients.count()=" << - clients.count() << endl; - completeKillingSubSession(); - QTimer::singleShot( 10000, this, &KSMServer::signalSubSessionClosed ); -} - -void KSMServer::completeKillingSubSession() -{ - qCDebug(KSMSERVER) << "KSMServer::completeKillingSubSession clients.count()=" << - clients.count() << endl; - if( state == KillingSubSession ) { - bool wait = false; - foreach( KSMClient* c, clientsToKill ) { - if( isWM( c )) - continue; - wait = true; // still waiting for clients to go away - } - if( wait ) - return; - signalSubSessionClosed(); - } -} - -void KSMServer::signalSubSessionClosed() -{ - if( state != KillingSubSession ) - return; - clientsToKill.clear(); - clientsToSave.clear(); - //TODO tell the subSession manager the close request was carried out - //so that plasma can close its stuff - state = Idle; - qCDebug(KSMSERVER) << state; - emit subSessionClosed(); -} diff --git a/ksmserver/shutdown.h b/ksmserver/shutdown.h new file mode 100644 index 000000000..3e6626781 --- /dev/null +++ b/ksmserver/shutdown.h @@ -0,0 +1,45 @@ +/***************************************************************** +ksmserver - the KDE session management server + +Copyright 2018 David Edmundson + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +******************************************************************/ + +#pragma once + +#include +#include + +class Shutdown: public QObject +{ + Q_OBJECT +public: + Shutdown(QObject *parent = nullptr); + void logout(); + void logoutAndShutdown(); + void logoutAndReboot(); +private Q_SLOTS: + void logoutCancelled(); + void logoutComplete(); +private: + void startLogout(KWorkSpace::ShutdownType shutdownType); + void runShutdownScripts(); + KWorkSpace::ShutdownType m_shutdownType; +};