diff --git a/ksmserver/logout.cpp b/ksmserver/logout.cpp index 9cb3c8370..7b3287102 100644 --- a/ksmserver/logout.cpp +++ b/ksmserver/logout.cpp @@ -1,618 +1,622 @@ /***************************************************************** 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 "server.h" #include "global.h" #include "client.h" #include "logoutprompt_interface.h" #include "shutdown_interface.h" #include "kwinsession_interface.h" enum KWinSessionState { Normal = 0, Saving = 1, Quitting = 2 }; 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::closeSession() { Q_ASSERT(calledFromDBus()); performLogout(); setDelayedReply(true); m_performLogoutCall = message(); return false; } 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; if( state >= Shutdown ) // already performing shutdown return; if( state != Idle ) // performing startup { 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 ); int shutdownType = (sdtype != KWorkSpace::ShutdownTypeDefault ? sdtype : cg.readEntry("shutdownType", (int)KWorkSpace::ShutdownType::ShutdownTypeLogout)); if (!logoutConfirmed) { OrgKdeLogoutPromptInterface logoutPrompt(QStringLiteral("org.kde.LogoutPrompt"), QStringLiteral("/LogoutPrompt"), QDBusConnection::sessionBus()); switch (shutdownType) { case KWorkSpace::ShutdownTypeHalt: logoutPrompt.promptShutDown(); break; case KWorkSpace::ShutdownTypeReboot: logoutPrompt.promptReboot(); break; case KWorkSpace::ShutdownTypeNone: Q_FALLTHROUGH(); default: logoutPrompt.promptLogout(); break; } } else { OrgKdeShutdownInterface shutdownIface(QStringLiteral("org.kde.Shutdown"), QStringLiteral("/Shutdown"), QDBusConnection::sessionBus()); switch (shutdownType) { 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); } auto setStateReply = m_kwinInterface->setState(KWinSessionState::Saving); state = Shutdown; // shall we save the session on logout? KConfigGroup cg(KSharedConfig::openConfig(), "General"); saveSession = ( cg.readEntry( "loginMode", QStringLiteral( "restorePreviousLogout" ) ) == QLatin1String( "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); wmPhase1WaitingCount = 0; saveType = saveSession?SmSaveBoth:SmSaveGlobal; #ifndef NO_LEGACY_SESSION_MANAGEMENT performLegacySessionSave(); #endif startProtection(); // Tell KWin to start saving before we start tearing down clients // as any "Save changes?" prompt might meddle with the state if (saveSession) { setStateReply.waitForFinished(); // do we have to wait for this to finish? qCDebug(KSMSERVER) << "Telling KWin we're about to save session" << currentSession(); auto saveSessionCall = m_kwinInterface->aboutToSaveSession(currentSession()); - saveSessionCall.waitForFinished(); // hehe + // We need to wait for KWin to save the initial state, e.g. active client and + // current desktop before we signal any clients to quit. They might bring up + // "Save changes?" prompts altering the state. + // KWin doesn't talk to KSMServer directly anymore, so this won't deadlock. + saveSessionCall.waitForFinished(); } const auto pendingClients = clients; for (KSMClient *c : pendingClients) { c->resetState(); SmsSaveYourself(c->connection(), saveType, true, SmInteractStyleAny, false); } qCDebug(KSMSERVER) << "clients should be empty, " << clients.count(); if ( clients.isEmpty() ) completeShutdownOrCheckpoint(); } void KSMServer::saveCurrentSession() { abort(); // FIXME IMPLEMENT NEW SAVING ALSO HERE! if ( state != Idle ) return; if ( currentSession().isEmpty() || currentSession() == QString::fromLocal8Bit( SESSION_PREVIOUS_LOGOUT ) ) sessionGroup = QLatin1String("Session: ") + QString::fromLocal8Bit( SESSION_BY_USER ); state = Checkpoint; wmPhase1WaitingCount = 0; saveType = SmSaveLocal; saveSession = true; #ifndef NO_LEGACY_SESSION_MANAGEMENT performLegacySessionSave(); #endif const auto pendingClients = clients; for (KSMClient *c : pendingClients) { 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(); } 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(); } 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 { 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; m_kwinInterface->setState(KWinSessionState::Normal); if (m_performLogoutCall.type() == QDBusMessage::MethodCallMessage) { auto reply = m_performLogoutCall.createReply(false); QDBusConnection::sessionBus().send(reply); m_performLogoutCall = QDBusMessage(); } 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(); } }); } 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; m_kwinInterface->setState(KWinSessionState::Quitting); foreach( KSMClient* c, clients ) { 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 ) { wait = true; // still waiting for clients to go away } if( wait ) return; killingCompleted(); } } // shutdown is fully complete void KSMServer::killingCompleted() { if (m_performLogoutCall.type() == QDBusMessage::MethodCallMessage) { auto reply = m_performLogoutCall.createReply(true); QDBusConnection::sessionBus().send(reply); m_performLogoutCall = QDBusMessage(); } qApp->quit(); } void KSMServer::timeoutQuit() { foreach( KSMClient* c, clients ) { qCWarning(KSMSERVER) << "SmsDie timeout, client " << c->program() << "(" << c->clientId() << ")" ; } killingCompleted(); } 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 ) { if (!clientsToKill.isEmpty()) { return; // still waiting for clients to go away } 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/server.cpp b/ksmserver/server.cpp index f0f8bd993..5aae42b85 100644 --- a/ksmserver/server.cpp +++ b/ksmserver/server.cpp @@ -1,1156 +1,1159 @@ /***************************************************************** 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" #include "kwinsession_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 != QLatin1String("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 ( 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(InitFlags flags) : sessionGroup( QStringLiteral( "" ) ) , m_kwinInterface(new OrgKdeKWinSessionInterface(QStringLiteral("org.kde.KWin"), QStringLiteral("/Session"), QDBusConnection::sessionBus(), this)) , 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; state = Idle; saveSession = false; wmPhase1WaitingCount = 0; KConfigGroup config(KSharedConfig::openConfig(), "General"); clientInteracting = nullptr; xonCommand = config.readEntry( "xonCommand", "xon" ); 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(QRegularExpression(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 ) ); org::kde::Startup startup(QStringLiteral("org.kde.Startup"), QStringLiteral("/Startup"), QDBusConnection::sessionBus()); startup.updateLaunchEnv( 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); setupXIOErrorHandler(); } 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(QRegularExpression(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); } 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(); } 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 // TODO does this comment make any sense? } 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( QRegularExpression( 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; // Tell kwin to save its state auto reply = m_kwinInterface->finishSaveSession(currentSession()); reply.waitForFinished(); // boo! 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( "count", count ); KConfigGroup cg2( config, "General"); 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::defaultSession() const { return sessionGroup.isEmpty(); } 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). +/*! Restores the previous session. */ void KSMServer::restoreSession( const QString &sessionName ) { if( state != Idle ) return; #ifdef KSMSERVER_STARTUP_DEBUG1 t.start(); #endif - state = LaunchingWM; + state = RestoringWMSession; qCDebug(KSMSERVER) << "KSMServer::restoreSession " << sessionName; KSharedConfig::Ptr config = KSharedConfig::openConfig(); sessionGroup = QLatin1String("Session: ") + sessionName; KConfigGroup configSessionGroup( config, sessionGroup); int count = configSessionGroup.readEntry( "count", 0 ); appsToStart = count; auto reply = m_kwinInterface->loadSession(sessionName); - reply.waitForFinished(); // boo! + QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(reply, this); + connect(watcher, &QDBusPendingCallWatcher::finished, this, [this](QDBusPendingCallWatcher *watcher) { + watcher->deleteLater(); + if (state == RestoringWMSession) { + state = Idle; + } + }); } /*! Starts the default session. - - Currently, that's the window manager only (if specified). */ void KSMServer::startDefaultSession() { if( state != Idle ) return; - state = LaunchingWM; + state = RestoringWMSession; #ifdef KSMSERVER_STARTUP_DEBUG1 t.start(); #endif sessionGroup = QString(); } void KSMServer::restoreSession() { Q_ASSERT(calledFromDBus()); if (defaultSession()) { state = KSMServer::Idle; return; } setDelayedReply(true); m_restoreSessionCall = message(); restoreLegacySession(KSharedConfig::openConfig().data()); lastAppStarted = 0; lastIdStarted.clear(); state = KSMServer::Restoring; connect(this, &KSMServer::sessionRestored, this, [this]() { auto reply = m_restoreSessionCall.createReply(); QDBusConnection::sessionBus().send(reply); m_restoreSessionCall = QDBusMessage(); }); tryRestoreNext(); } 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::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( QLatin1String("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( QLatin1String("restartCommand")+n, QStringList() ); if ( restartCommand.isEmpty() || (config.readEntry( QStringLiteral("restartStyleHint")+n, 0 ) == SmRestartNever)) { continue; } 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(); } diff --git a/ksmserver/server.h b/ksmserver/server.h index 808039390..8afb5560c 100644 --- a/ksmserver/server.h +++ b/ksmserver/server.h @@ -1,251 +1,251 @@ /***************************************************************** 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 #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 OrgKdeKWinSessionInterface; 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, protected QDBusContext { Q_OBJECT public: enum class InitFlag { None = 0, OnlyLocal = 1 << 0, ImmediateLockScreen = 1 << 1, NoLockScreen = 1 << 2 }; Q_DECLARE_FLAGS(InitFlags, InitFlag) KSMServer(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 clientRegistered( const char* previousId ); // public API void performLogout(); void restoreSession(); void restoreSession( const QString &sessionName ); void startDefaultSession(); void shutdown( KWorkSpace::ShutdownConfirm confirm, KWorkSpace::ShutdownType sdtype, KWorkSpace::ShutdownMode sdmode ); void setupShortcuts(); Q_SIGNALS: void logoutCancelled(); public Q_SLOTS: void cleanUp(); private Q_SLOTS: void newConnection( int socket ); void processData( int socket ); void protectionTimeout(); void timeoutQuit(); void defaultLogout(); void logoutWithoutConfirmation(); void haltWithoutConfirmation(); void rebootWithoutConfirmation(); private: void handlePendingInteractions(); void completeShutdownOrCheckpoint(); void startKilling(); void startKillingSubSession(); void performStandardKilling(); void completeKilling(); void completeKillingSubSession(); void signalSubSessionClosed(); void cancelShutdown( KSMClient* c ); void killingCompleted(); void discardSession(); void storeSession(); void startProtection(); void endProtection(); KProcess* startApplication( const QStringList& command, const QString& clientMachine = QString(), const QString& userId = QString(), bool wm = false ); void executeCommand( const QStringList& command ); 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 tryRestoreNext(); void startupDone(); void runShutdownScripts(); // 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 saveSubSession( const QString &name, QStringList saveAndClose, QStringList saveOnly = QStringList() ); void restoreSubSession( const QString &name ); void openSwitchUserDialog(); bool closeSession(); Q_SIGNALS: void subSessionClosed(); void subSessionCloseCanceled(); void subSessionOpened(); void sessionRestored(); private: QList listener; QList clients; enum State { Idle, - LaunchingWM /* FIXME rename this*/, Restoring, - Shutdown, Checkpoint, Killing, KillingWMDONTUSETHIS, WaitingForKNotify, // shutdown + RestoringWMSession, Restoring, + Shutdown, Checkpoint, Killing, WaitingForKNotify, // shutdown ClosingSubSession, KillingSubSession, RestoringSubSession }; State state; bool saveSession; int wmPhase1WaitingCount; int saveType; bool clean; KSMClient* clientInteracting; QString sessionGroup; QTimer protectionTimer; QTimer restoreTimer; QString xonCommand; // sequential startup int appsToStart; int lastAppStarted; QString lastIdStarted; QStringList excludeApps; WindowMap legacyWindows; QDBusMessage m_performLogoutCall; QDBusMessage m_restoreSessionCall; //subSession stuff QList clientsToKill; QList clientsToSave; OrgKdeKWinSessionInterface *m_kwinInterface; int sockets[2]; friend bool readFromPipe(int pipe); }; #endif