| -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 @@ -35,4 +35,5 @@ #include <qpe/config.h> #include <opie2/odebug.h> +#include <opie2/odevice.h> #include <opie2/ostorageinfo.h> #include <opie2/ofiledialog.h> @@ -280,5 +281,89 @@ void BackupAndRestore::backup() 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 + } |