| -rw-r--r-- | noncore/settings/backup/backuprestore.cpp | 87 |
1 files changed, 86 insertions, 1 deletions
diff --git a/noncore/settings/backup/backuprestore.cpp b/noncore/settings/backup/backuprestore.cpp index c944c6d..869c1b8 100644 --- a/noncore/settings/backup/backuprestore.cpp +++ b/noncore/settings/backup/backuprestore.cpp @@ -1,538 +1,623 @@ /* This file is part of the Opie Project =. .=l. Copyright (c) 2002-2004 The Opie Team <opie-devel@handhelds.org> .>+-= _;:, .> :=|. This file is free software; you can .> <`_, > . <= redistribute it and/or modify it under :`=1 )Y*s>-.-- : the terms of the GNU General Public .="- .-=="i, .._ License as published by the Free Software - . .-<_> .<> Foundation; either version 2 of the License, ._= =} : or (at your option) any later version. .%`+i> _;_. .i_,=:_. -<s. This file 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 -. .:....=;==+<; General Public License along with this file; -_. . . )=. = see the file COPYING. If not, write to the -- :-=` Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "backuprestore.h" #include "errordialog.h" /* OPIE */ #include <qpe/qpeapplication.h> #include <qpe/resource.h> #include <qpe/config.h> #include <opie2/odebug.h> +#include <opie2/odevice.h> #include <opie2/ostorageinfo.h> #include <opie2/ofiledialog.h> #include <opie2/owait.h> using namespace Opie::Core; using namespace Opie::Ui; /* QT */ #include <qapplication.h> #include <qmultilineedit.h> #include <qdir.h> #include <qfile.h> #include <qfileinfo.h> #include <qlistview.h> #include <qpushbutton.h> #include <qradiobutton.h> #include <qheader.h> #include <qmessagebox.h> #include <qcombobox.h> #include <qlist.h> #include <qregexp.h> #include <qtextstream.h> #include <qtextview.h> #include <qlineedit.h> #include <qstringlist.h> /* STD */ #include <errno.h> #include <stdlib.h> #include <unistd.h> #include <sys/stat.h> #include <dirent.h> #define HEADER_NAME 0 #define HEADER_BACKUP 1 #define BACKUP_LOCATION 2 #define EXTENSION ".bck" const QString tempFileName = "/tmp/backup.err"; BackupAndRestore::BackupAndRestore( QWidget* parent, const char* name, WFlags fl) : BackupAndRestoreBase(parent, name, fl) { backupList->header()->hide(); restoreList->header()->hide(); locationList->header()->hide(); connect( backupButton, SIGNAL( clicked() ), this, SLOT( backup() ) ); connect( restoreButton, SIGNAL( clicked() ), this, SLOT( restore() ) ); connect( backupList, SIGNAL( clicked( QListViewItem* ) ), this, SLOT( selectItem( QListViewItem* ) ) ); connect( restoreSource, SIGNAL( activated( int ) ), this, SLOT( sourceDirChanged( int ) ) ); connect( addLocationButton, SIGNAL( clicked() ), this, SLOT( addLocation() ) ); connect( removeLocationButton, SIGNAL( clicked() ), this, SLOT( removeLocation() ) ); connect( saveLocationsButton, SIGNAL( clicked() ), this, SLOT( saveLocations() ) ); connect( selectLocationButton, SIGNAL( clicked() ), this, SLOT( selectLocation() ) ); //add directorys for backing up applicationSettings = new QListViewItem(backupList, "Application Settings", "", "Settings/"); selectItem(applicationSettings); applicationSettings = new QListViewItem(backupList, "Application Data", "", "Applications/"); selectItem(applicationSettings); documents= new QListViewItem(backupList, "Documents", "", "Documents/"); selectItem(documents); scanForApplicationSettings(); refreshLocations(); refreshBackupLocations(); // Read the list of items to ignore. QList<QString> dontBackupList; dontBackupList.setAutoDelete(true); Config config("BackupAndRestore"); config.setGroup("DontBackup"); int total = config.readNumEntry("Total", 0); for(int i = 0; i < total; i++) { dontBackupList.append(new QString(config.readEntry(QString("%1").arg(i), ""))); } QList<QListViewItem> list; getAllItems(backupList->firstChild(), list); for(uint i = 0; i < list.count(); i++) { QString text = list.at(i)->text(HEADER_NAME); for(uint i2 = 0; i2 < dontBackupList.count(); i2++) { if(*dontBackupList.at(i2) == text) { selectItem(list.at(i)); break; } } } QPEApplication::showWidget( this ); } BackupAndRestore::~BackupAndRestore() { QList<QListViewItem> list; getAllItems(backupList->firstChild(), list); Config config("BackupAndRestore"); config.setGroup("DontBackup"); config.clearGroup(); int count = 0; for(uint i = 0; i < list.count(); i++) { if(list.at(i)->text(HEADER_BACKUP) == "") { config.writeEntry(QString("%1").arg(count), list.at(i)->text(HEADER_NAME)); count++; } } config.writeEntry("Total", count); // Remove Temp File if ( QFile::exists( tempFileName ) ) QFile::remove( tempFileName ); } void BackupAndRestore::refreshBackupLocations() { backupLocations.clear(); // Add cards Opie::Core::OStorageInfo storage; backupLocations.insert( "Documents", QDir::homeDirPath() + "/Documents" ); if ( storage.hasCf() ) { backupLocations.insert( "CF", storage.cfPath() ); odebug << "Cf Path: " + storage.cfPath() << oendl; } if ( storage.hasSd() ) { backupLocations.insert( "SD", storage.sdPath() ); odebug << " Sd Path: " + storage.sdPath() << oendl; } if ( storage.hasMmc() ) { backupLocations.insert( "MMC", storage.mmcPath() ); odebug << "Mmc Path: " + storage.mmcPath() << oendl; } for ( QListViewItemIterator it( locationList ); it.current(); ++it ) { backupLocations.insert( it.current()->text( 0 ), it.current()->text( 0 ) ); } //update QComboBox storeToLocation->clear(); restoreSource->clear(); //read last locations Config config("BackupAndRestore"); config.setGroup("LastLocation"); QString lastStoreLocation = config.readEntry( "LastStoreLocation", "" ); QString lastRestoreLocation = config.readEntry( "LastRestoreLocation", "" ); int locationIndex = 0; //fill QComboBox QMap<QString, QString>::Iterator it; for( it = backupLocations.begin(); it != backupLocations.end(); ++it ) { storeToLocation->insertItem(it.key()); restoreSource->insertItem(it.key()); //check for last locations if ( it.key() == lastStoreLocation ) storeToLocation->setCurrentItem( locationIndex ); if ( it.key() == lastRestoreLocation ) restoreSource->setCurrentItem( locationIndex ); locationIndex++; } } QList<QListViewItem> BackupAndRestore::getAllItems(QListViewItem *item, QList<QListViewItem> &list) { while(item) { if(item->childCount() > 0) getAllItems(item->firstChild(), list); list.append(item); item = item->nextSibling(); } return list; } /** * Selects and unselects the item by setting the HEADER_BACKUP to B or !. * and changing the icon to match * @param currentItem the item to swich the selection choice. */ void BackupAndRestore::selectItem(QListViewItem *currentItem) { if(!currentItem) return; if(currentItem->text(HEADER_BACKUP) == "B") { currentItem->setPixmap(HEADER_NAME, Resource::loadPixmap("backup/null")); currentItem->setText(HEADER_BACKUP, ""); } else { currentItem->setPixmap(HEADER_NAME, Resource::loadPixmap("backup/check")); currentItem->setText(HEADER_BACKUP, "B"); } } void BackupAndRestore::scanForApplicationSettings() { QDir d( QDir::homeDirPath() + "/" + QString( applicationSettings->text(BACKUP_LOCATION) ) ); d.setFilter( QDir::Dirs | QDir::Files | QDir::NoSymLinks ); const QFileInfoList *list = d.entryInfoList(); QFileInfoListIterator it( *list ); QFileInfo *fi; while ( (fi=it.current()) ) { //odebug << (d.path()+"/"+fi->fileName()).latin1() << oendl; if ( ( fi->fileName() != "." ) && ( fi->fileName() != ".." ) ) { QListViewItem *newItem = new QListViewItem(applicationSettings, fi->fileName()); selectItem(newItem); } ++it; } } /** * The "Backup" button has been pressed. Get a list of all of the files that * should be backed up. If there are no files, emit and error and exit. * Determine the file name to store the backup in. Backup the file(s) using * tar and gzip --best. Report failure or success */ void BackupAndRestore::backup() { if ( cb_type_userdata->isChecked() ) backupUserData(); else backupRootFs(); } void BackupAndRestore::backupRootFs() { - QMessageBox::critical(this, "Message", "Not Yet Implemented", "Ok" ); +//#define MDEBUG +#ifndef MDEBUG + QMessageBox::critical( this, "Opie-Backup", "<qt>This feature is not yet implemented.</qt>", "Bummer!" ); + return; +#endif + // call 'mount' and parse its output to gather the device on which the root partition is mounted + FILE* mountp = popen( "mount", "r" ); + QString device; + QString mountpoint; + { + QTextStream mounto( mountp, IO_ReadOnly ); + QString on; + QString type; + QString filesystem; + QString options; + while ( !mounto.atEnd() ) + { + mounto >> device >> on >> mountpoint >> type >> filesystem >> options; + if ( mountpoint == "/" ) break; + } + odebug << device << " is formatted w/ " << filesystem << " and mounted on " << mountpoint << oendl; + + if ( !mountpoint.startsWith( "/dev/mtdblock" ) ) + { + QMessageBox::critical( this, "Can't backup!", QString( "<qt>unsupported rootfs %1 - needs to be /dev/mtdblockN</qt>").arg( device ), "Ok" ); +#ifndef MDEBUG + return; +#endif + } + } // at this point, the QTextStream has been destroy and we can close the FILE* + pclose( mountp ); + +#ifndef MDEBUG + int rootmtd = device.right( 1 ).toInt(); +#else + int rootmtd = 0; +#endif + odebug << "root mtdblock seems to be '" << rootmtd << "'" << oendl; + + // scan /proc/mtd to gather the size and erasesize of the root mtdblock + QFile procmtdf( "/proc/mtd" ); + if ( !procmtdf.open( IO_ReadOnly ) ) + { + QMessageBox::critical( this, "Can't backup!", "<qt>Can't open /proc/mtd</qt>", "Ok" ); + } + + QTextStream procmtd( &procmtdf ); + for ( int i = 0; i <= rootmtd; ++i ) procmtd.readLine(); // skip uninteresting things + QString dev; + QString size; + QString erasesize; + QString devname; + procmtd >> dev >> size >> erasesize >> devname; + + odebug << "device " << dev << " size = " << size << ", erase size = " << erasesize << ", name = " << devname << "\"" << oendl; + + // compute pad + QString pad = "--pad"; + switch ( ODevice::inst()->model() ) + { + case Model_Zaurus_SL5000: pad = "--pad=14680064"; break; + case Model_Zaurus_SL5500: pad = "--pad=14680064"; break; + // FIXME: Add Beagle and SIMpad + } + + // compute eraseblock + QString eraseblock = "--eraseblock=0x" + erasesize; + + // compute output + QString outputFile = "--output=" + backupLocations[storeToLocation->currentText()]; + QDateTime datetime = QDateTime::currentDateTime(); + QString dateString = QString::number( datetime.date().year() ) + QString::number( datetime.date().month() ).rightJustify(2, '0') + + QString::number( datetime.date().day() ).rightJustify(2, '0'); + outputFile += "/initrd.bin-" + dateString; + + // call mkfs.jffs2 to create the backup + QString cmdline = QString( "mkfs.jffs2 --root=/ %1 --little-endian %2 %3 -n" ).arg( outputFile ).arg( pad ).arg( eraseblock ); + owarn << "Calling '" << cmdline << "'" << oendl; + +#ifndef MDEBUG + ::system( cmdline ); +#endif + + // FIXME: Add image postprocessing for C7x0 and C8x0, for Beagle, for SIMpad + } void BackupAndRestore::backupUserData() { QString backupFiles; if(getBackupFiles(backupFiles, NULL) == 0) { QMessageBox::critical(this, "Message", "No items selected.",QString("Ok") ); return; } OWait *owait = new OWait(); Global::statusMessage( tr( "Backing up..." ) ); owait->show(); qApp->processEvents(); QString outputFile = backupLocations[storeToLocation->currentText()]; QDateTime datetime = QDateTime::currentDateTime(); QString dateString = QString::number( datetime.date().year() ) + QString::number( datetime.date().month() ).rightJustify(2, '0') + QString::number( datetime.date().day() ).rightJustify(2, '0'); outputFile += "/" + dateString; QString t = outputFile; int c = 1; while(QFile::exists(outputFile + EXTENSION)) { outputFile = t + QString("%1").arg(c); c++; } // We execute tar and compressing its output with gzip.. // The error output will be written into a temp-file which could be provided // for debugging.. odebug << "Storing file: " << outputFile.latin1() << "" << oendl; outputFile += EXTENSION; QString commandLine = QString( "cd %1 && (tar -X %1 -cz %2 Applications/backup/exclude -f %3 ) 2> %4" ).arg( QDir::homeDirPath() ) .arg( getExcludeFile() ) .arg( backupFiles ) .arg( outputFile.latin1() ) .arg( tempFileName.latin1() ); odebug << commandLine << oendl; int r = system( commandLine ); owait->hide(); delete owait; //Error-Handling if(r != 0) { perror("Error: "); QString errorMsg= tr( "Error from System:\n" ) + (QString)strerror( errno ); switch( QMessageBox::critical(this, tr( "Message" ), tr( "Backup Failed!" ) + "\n" + errorMsg, QString( tr( "Ok" ) ), QString( tr( "Details" ) ) ) ) { case 1: owarn << "Details pressed !" << oendl; ErrorDialog* pErrDialog = new ErrorDialog( this, NULL, true ); QFile errorFile( tempFileName ); if ( errorFile.open(IO_ReadOnly) ) { QTextStream t( &errorFile ); QString s; while ( !t.eof() ) { // until end of file... s += t.readLine(); // line of text excluding '\n' } errorFile.close(); pErrDialog->m_textarea->setText( s ); } else { pErrDialog->m_textarea->setText( "Unable to open File: /tmp/backup.er" ); } QPEApplication::execDialog( pErrDialog ); delete pErrDialog; break; } setCaption(tr("Backup and Restore.. Failed !!")); return; } else { QMessageBox::information(this, tr( "Message" ), tr( "Backup Successful." ), QString(tr( "Ok" ) ) ); } //write store-location Config config( "BackupAndRestore" ); config.setGroup( "LastLocation" ); config.writeEntry( "LastStoreLocation", storeToLocation->currentText() ); setCaption(tr("Backup and Restore")); } /*** * Get a list of all of the files to backup. */ int BackupAndRestore::getBackupFiles(QString &backupFiles, QListViewItem *parent) { QListViewItem * currentItem; QString currentHome; if(!parent) currentItem = backupList->firstChild(); else { currentItem = parent->firstChild(); currentHome = parent->text(BACKUP_LOCATION); } uint count = 0; while( currentItem != 0 ) { if(currentItem->text(HEADER_BACKUP) == "B" ) { if(currentItem->childCount() == 0 ) { if(parent == NULL) backupFiles += currentItem->text(BACKUP_LOCATION); else backupFiles += currentHome + currentItem->text(HEADER_NAME); backupFiles += " "; count++; } else { count += getBackupFiles(backupFiles, currentItem); } } currentItem = currentItem->nextSibling(); } return count; } void BackupAndRestore::sourceDirChanged(int selection) { restoreList->clear(); rescanFolder(backupLocations[restoreSource->text(selection)]); } void BackupAndRestore::fileListUpdate() { owarn << "void BackupAndRestore::fileListUpdate()" << oendl; restoreList->clear(); rescanFolder( backupLocations[restoreSource->currentText()] ); } /** * Scans directory for any backup files. Will recursivly go down, * but will not follow symlinks. * @param directory - the directory to look in. */ void BackupAndRestore::rescanFolder(QString directory) { //odebug << QString("rescanFolder: ") + directory.latin1() << oendl; QDir d(directory); if(!d.exists()) return; d.setFilter( QDir::Files | QDir::Hidden | QDir::Dirs); const QFileInfoList *list = d.entryInfoList(); QFileInfoListIterator it( *list ); QFileInfo *file; while ( (file=it.current()) ) { // for each file... // If it is a dir and not .. or . then add it as a tab and go down. if(file->isDir()) { if(file->fileName() != ".." && file->fileName() != ".") { rescanFolder(directory + "/" + file->fileName()); } } else { // If it is a backup file add to list. if(file->fileName().contains(EXTENSION)) (void)new QListViewItem(restoreList, file->fileName()); } ++it; } } /** * Restore a backup file. * Report errors or success */ void BackupAndRestore::restore() { QListViewItem *restoreItem = restoreList->currentItem(); if(!restoreItem) { QMessageBox::critical(this, tr( "Message" ), tr( "Please select something to restore." ),QString( tr( "Ok") ) ); return; } OWait *owait = new OWait(); Global::statusMessage( tr( "Restore Backup..." ) ); owait->show(); qApp->processEvents(); QString restoreFile = backupLocations[restoreSource->currentText()]; restoreFile += "/" + restoreItem->text(0); odebug << restoreFile << oendl; //check if backup file come from opie 1.0.x QString commandLine = QString( "tar -tzf %1 | grep Applications/backup/exclude" ).arg( restoreFile.latin1() ); int r = system( commandLine ); QString startDir; if( r != 0 ) //Applications/backup/exclude not found - old backup file { startDir = QString( "/" ); } else { startDir = QDir::homeDirPath(); } //unpack backup file commandLine = QString( "cd %1 && tar -zxf %2 2> %3" ).arg( startDir ) .arg( restoreFile.latin1() ) .arg( tempFileName.latin1() ); odebug << commandLine << oendl; r = system( commandLine ); owait->hide(); delete owait; //error handling if(r != 0) { QString errorMsg= tr( "Error from System:\n" ) + (QString)strerror( errno ); switch( QMessageBox::critical(this, tr( "Message" ), tr( "Restore Failed." ) + "\n" + errorMsg, QString( tr( "Ok") ), QString( tr( "Details" ) ) ) ) { case 1: owarn << "Details pressed !" << oendl; ErrorDialog* pErrDialog = new ErrorDialog( this, NULL, true ); QFile errorFile( tempFileName ); if ( errorFile.open(IO_ReadOnly) ) { |