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authormickeyl <mickeyl>2004-11-10 14:03:37 (UTC)
committer mickeyl <mickeyl>2004-11-10 14:03:37 (UTC)
commit9088b52d1ef7c4e70e62a53e225c69508cc8afe3 (patch) (side-by-side diff)
tree38ac61c1004edecdec8cf5b1708816e13bb643df
parentfcd9c62650dd1bb9c04bfd798d243cb894a8f393 (diff)
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start working on clone functionality
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--noncore/settings/backup/backuprestore.cpp87
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
@@ -1,662 +1,747 @@
/*
� � � � � � � � 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) )
{
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( tr( "Unable to open File: %1" ).arg( "/tmp/backup.er" ) );
}
QPEApplication::execDialog( pErrDialog );
delete pErrDialog;
setCaption(tr("Backup and Restore.. Failed !!"));
return;
break;
}
}
else
{
QMessageBox::information(this, tr( "Message" ), tr( "Restore Successful." ), QString( tr( "Ok") ) );
}
//write restore-location
Config config( "BackupAndRestore" );
config.setGroup( "LastLocation" );
config.writeEntry( "LastRestoreLocation", restoreSource->currentText() );
setCaption(tr("Backup and Restore"));
}
/**
* Check for exclude in Applications/backup
* If it does not exist, the function will create the file with *.bck as content
* The exclude_files is read by tar and will provide to exclude special files out from backup.
* e.g. alle *.bck files (backup-files) will not be backed up by default
*/
QString BackupAndRestore::getExcludeFile()
{
QString excludeFileName = Global::applicationFileName( "backup", "exclude" );
if ( !QFile::exists( excludeFileName ) )
{
QFile excludeFile( excludeFileName);
if ( excludeFile.open( IO_WriteOnly ) == true )
{
QTextStream writeStream( &excludeFile );
writeStream << "*.bck" << "\n";
excludeFile.close();
}
else
{
return QString::null;
}
}
return excludeFileName;
}
void BackupAndRestore::refreshLocations()
{
locationList->clear();
//todo: implement add locations
Config config( "BackupAndRestore" );
config.setGroup( "Locations" );
QStringList locations( config.readListEntry( "locations", '|' ) );
for ( QStringList::Iterator it = locations.begin(); it != locations.end(); ++it ) {
(void) new QListViewItem( locationList, *it );
}
}
void BackupAndRestore::addLocation()
{
if ( ( !locationEdit->text().isEmpty() ) &&
( QDir( locationEdit->text() ).exists() ) )
{
(void) new QListViewItem( locationList, locationEdit->text() );
locationEdit->setText( "" );
}
}
void BackupAndRestore::removeLocation()
{
if ( locationList->selectedItem() )
{
delete( locationList->selectedItem() );
}
}
void BackupAndRestore::saveLocations()
{
Config config("BackupAndRestore");
config.setGroup("Locations");
QStringList locations;
for ( QListViewItemIterator it( locationList ); it.current(); ++it )
{
locations.append( it.current()->text( 0 ) );
}
config.writeEntry( "locations", locations, '|' );
refreshBackupLocations();
}
void BackupAndRestore::selectLocation()
{
QString location = OFileDialog::getDirectory( OFileSelector::DIRECTORYSELECTOR );
if ( !location.isEmpty() )
{
locationEdit->setText( location );
}
}
// backuprestore.cpp