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/***************************************************************************
* Copyright (C) 2006 by Till Adam <adam@kde.org> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include "akonadi.h"
#include "akonadiconnection.h"
#include "serveradaptor.h"
#include <akdbus.h>
#include <akdebug.h>
#include <akstandarddirs.h>
#include "cachecleaner.h"
#include "intervalcheck.h"
#include "storagejanitor.h"
#include "storage/dbconfig.h"
#include "storage/datastore.h"
#include "notificationmanager.h"
#include "resourcemanager.h"
#include "tracer.h"
#include "utils.h"
#include "debuginterface.h"
#include "storage/itemretrievalthread.h"
#include "preprocessormanager.h"
#include "search/searchmanager.h"
#include "xesamtypes.h"
#include "libs/xdgbasedirs_p.h"
#include "libs/protocol_p.h"
#include <QtSql/QSqlQuery>
#include <QtSql/QSqlError>
#include <QtCore/QCoreApplication>
#include <QtCore/QDir>
#include <QtCore/QSettings>
#include <QtCore/QTimer>
#include <QtDBus/QDBusServiceWatcher>
#include <config-akonadi.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdlib.h>
#ifdef Q_WS_WIN
#include <windows.h>
#include <Sddl.h>
#endif
using namespace Akonadi;
static AkonadiServer *s_instance = 0;
AkonadiServer::AkonadiServer( QObject* parent )
#ifdef Q_OS_WINCE
: QTcpServer( parent )
#else
: QLocalServer( parent )
#endif
, mCacheCleaner( 0 )
, mIntervalChecker( 0 )
, mStorageJanitor( 0 )
, mItemRetrievalThread( 0 )
, mDatabaseProcess( 0 )
, mAlreadyShutdown( false )
{
const QString serverConfigFile = AkStandardDirs::serverConfigFile( XdgBaseDirs::ReadWrite );
QSettings settings( serverConfigFile, QSettings::IniFormat );
if ( DbConfig::configuredDatabase()->useInternalServer() )
startDatabaseProcess();
else
createDatabase();
DbConfig::configuredDatabase()->setup();
s_instance = this;
const QString connectionSettingsFile = AkStandardDirs::connectionConfigFile( XdgBaseDirs::WriteOnly );
QSettings connectionSettings( connectionSettingsFile, QSettings::IniFormat );
#ifdef Q_OS_WIN
HANDLE hToken = NULL;
PSID sid;
QString userID;
OpenProcessToken(GetCurrentProcess(), TOKEN_READ, &hToken);
if(hToken)
{
DWORD size;
PTOKEN_USER userStruct;
GetTokenInformation(hToken, TokenUser, NULL, 0, &size);
if( ERROR_INSUFFICIENT_BUFFER == GetLastError() )
{
userStruct = reinterpret_cast<PTOKEN_USER>( new BYTE[size] );
GetTokenInformation(hToken, TokenUser, userStruct, size, &size);
int sidLength = GetLengthSid(userStruct->User.Sid);
sid = (PSID) malloc(sidLength);
CopySid(sidLength, sid, userStruct->User.Sid);
CloseHandle(hToken);
delete [] userStruct;
}
LPWSTR s;
if (!ConvertSidToStringSidW(sid, &s)) {
akError() << "Could not determine user id for current process.";
userID = QString();
} else {
userID = QString::fromUtf16(reinterpret_cast<ushort*>(s));
LocalFree(s);
}
free(sid);
}
QString defaultPipe = QLatin1String( "Akonadi-" ) + userID;
QString namedPipe = settings.value( QLatin1String( "Connection/NamedPipe" ), defaultPipe ).toString();
#ifdef Q_OS_WINCE
if ( !listen( QHostAddress::LocalHost, 31414 ) )
#else
if ( !listen( namedPipe ) )
#endif
akFatal() << "Unable to listen on Named Pipe" << namedPipe;
connectionSettings.setValue( QLatin1String( "Data/Method" ), QLatin1String( "NamedPipe" ) );
connectionSettings.setValue( QLatin1String( "Data/NamedPipe" ), namedPipe );
#else
const QString socketDir = Utils::preferredSocketDirectory( AkStandardDirs::saveDir( "data" ) );
const QString socketFile = socketDir + QLatin1String( "/akonadiserver.socket" );
unlink( socketFile.toUtf8().constData() );
if ( !listen( socketFile ) )
akFatal() << "Unable to listen on Unix socket" << socketFile;
connectionSettings.setValue( QLatin1String( "Data/Method" ), QLatin1String( "UnixPath" ) );
connectionSettings.setValue( QLatin1String( "Data/UnixPath" ), socketFile );
#endif
// initialize the database
DataStore *db = DataStore::self();
if ( !db->database().isOpen() )
akFatal() << "Unable to open database" << db->database().lastError().text();
if ( !db->init() )
akFatal() << "Unable to initialize database.";
NotificationManager::self();
Tracer::self();
new DebugInterface( this );
ResourceManager::self();
// Initialize the preprocessor manager
PreprocessorManager::init();
// Forcibly disable it if configuration says so
if ( settings.value( QLatin1String( "General/DisablePreprocessing" ), false ).toBool() )
PreprocessorManager::instance()->setEnabled( false );
if ( settings.value( QLatin1String( "Cache/EnableCleaner" ), true ).toBool() ) {
mCacheCleaner = new CacheCleaner( this );
mCacheCleaner->start( QThread::IdlePriority );
}
mIntervalChecker = new IntervalCheck( this );
mIntervalChecker->start( QThread::IdlePriority );
mStorageJanitor = new StorageJanitorThread;
mStorageJanitor->start( QThread::IdlePriority );
mItemRetrievalThread = new ItemRetrievalThread( this );
mItemRetrievalThread->start( QThread::HighPriority );
const QStringList searchManagers = settings.value( QLatin1String( "Search/Manager" ),
QStringList()
#ifdef AKONADI_USE_STRIGI_SEARCH
<< QLatin1String( "Xesam" )
#else
<< QLatin1String( "Nepomuk" )
#endif
<< QLatin1String( "Agent" ) ).toStringList();
mSearchManager = new SearchManager( searchManagers, this );
new ServerAdaptor( this );
QDBusConnection::sessionBus().registerObject( QLatin1String( "/Server" ), this );
const QByteArray dbusAddress = qgetenv( "DBUS_SESSION_BUS_ADDRESS" );
if ( !dbusAddress.isEmpty() ) {
connectionSettings.setValue( QLatin1String( "DBUS/Address" ), QLatin1String( dbusAddress ) );
}
QDBusServiceWatcher *watcher = new QDBusServiceWatcher( AkDBus::serviceName(AkDBus::Control),
QDBusConnection::sessionBus(),
QDBusServiceWatcher::WatchForOwnerChange, this );
connect( watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)),
this, SLOT(serviceOwnerChanged(QString,QString,QString)) );
// Unhide all the items that are actually hidden.
// The hidden flag was probably left out after an (abrupt)
// server quit. We don't attempt to resume preprocessing
// for the items as we don't actually know at which stage the
// operation was interrupted...
db->unhideAllPimItems();
qDBusRegisterMetaType<XesamVariantListVector>();
}
AkonadiServer::~AkonadiServer()
{
}
template <typename T> static void quitThread( T & thread )
{
if ( !thread )
return;
thread->quit();
thread->wait();
delete thread;
thread = 0;
}
void AkonadiServer::quit()
{
if ( mAlreadyShutdown )
return;
mAlreadyShutdown = true;
qDebug() << "terminating service threads";
quitThread( mCacheCleaner );
quitThread( mIntervalChecker );
quitThread( mStorageJanitor );
quitThread( mItemRetrievalThread );
delete mSearchManager;
mSearchManager = 0;
qDebug() << "terminating connection threads";
for ( int i = 0; i < mConnections.count(); ++i )
quitThread( mConnections[ i ] );
mConnections.clear();
// Terminate the preprocessor manager before the database but after all connections are gone
PreprocessorManager::done();
DataStore::self()->close();
Q_ASSERT( QSqlDatabase::connectionNames().isEmpty() );
qDebug() << "stopping db process";
stopDatabaseProcess();
QSettings settings( AkStandardDirs::serverConfigFile(), QSettings::IniFormat );
const QString connectionSettingsFile = AkStandardDirs::connectionConfigFile( XdgBaseDirs::WriteOnly );
#ifndef Q_OS_WIN
QSettings connectionSettings( connectionSettingsFile, QSettings::IniFormat );
const QString socketDir = Utils::preferredSocketDirectory( AkStandardDirs::saveDir( "data" ) );
if ( !QDir::home().remove( socketDir + QLatin1String( "/akonadiserver.socket" ) ) )
akError() << "Failed to remove Unix socket";
#endif
if ( !QDir::home().remove( connectionSettingsFile ) )
akError() << "Failed to remove runtime connection config file";
QTimer::singleShot( 0, this, SLOT(doQuit()) );
}
void AkonadiServer::doQuit()
{
QCoreApplication::exit();
}
#ifdef Q_OS_WINCE
void AkonadiServer::incomingConnection( int socketDescriptor )
#else
void AkonadiServer::incomingConnection( quintptr socketDescriptor )
#endif
{
if ( mAlreadyShutdown )
return;
QPointer<AkonadiConnection> thread = new AkonadiConnection( socketDescriptor, this );
connect( thread, SIGNAL(finished()), thread, SLOT(deleteLater()) );
mConnections.append( thread );
thread->start();
}
AkonadiServer * AkonadiServer::instance()
{
if ( !s_instance )
s_instance = new AkonadiServer();
return s_instance;
}
void AkonadiServer::startDatabaseProcess()
{
if ( !DbConfig::configuredDatabase()->useInternalServer() )
return;
// create the database directories if they don't exists
AkStandardDirs::saveDir( "data" );
AkStandardDirs::saveDir( "data", QLatin1String( "file_db_data" ) );
DbConfig::configuredDatabase()->startInternalServer();
}
void AkonadiServer::createDatabase()
{
const QLatin1String initCon( "initConnection" );
QSqlDatabase db = QSqlDatabase::addDatabase( DbConfig::configuredDatabase()->driverName(), initCon );
DbConfig::configuredDatabase()->apply( db );
db.setDatabaseName( DbConfig::configuredDatabase()->databaseName() );
if ( !db.isValid() )
akFatal() << "Invalid database object during initial database connection";
if ( db.open() )
db.close();
else {
akDebug() << "Failed to use database" << DbConfig::configuredDatabase()->databaseName();
akDebug() << "Database error:" << db.lastError().text();
akDebug() << "Trying to create database now...";
db.close();
db.setDatabaseName( QString() );
if ( db.open() ) {
{
QSqlQuery query( db );
if ( !query.exec( QString::fromLatin1( "CREATE DATABASE %1" ).arg( DbConfig::configuredDatabase()->databaseName() ) ) ) {
akError() << "Failed to create database";
akError() << "Query error:" << query.lastError().text();
akFatal() << "Database error:" << db.lastError().text();
}
} // make sure query is destroyed before we close the db
db.close();
}
}
QSqlDatabase::removeDatabase( initCon );
}
void AkonadiServer::stopDatabaseProcess()
{
if ( !DbConfig::configuredDatabase()->useInternalServer() )
return;
DbConfig::configuredDatabase()->stopInternalServer();
}
void AkonadiServer::serviceOwnerChanged( const QString&, const QString&, const QString &newOwner )
{
if ( newOwner.isEmpty() ) {
akError() << "Control process died, committing suicide!";
quit();
}
}
#include "akonadi.moc"
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