opkg update opkg install -force-overwrite http://cctc.cwsurf.de/file/dreambox-buildimage_1.4+git14+7b3b94e-r2-deep1_mips32el.ipk opkg install -force-overwrite http://cctc.cwsurf.de/file/mtd-utils-mkfs.jffs2_1.5.1+git1+9f107132a6a073cce37434ca9cda6917dd8d866b-r2_mips32el.ipk opkg install -force-overwrite http://cctc.cwsurf.de/file/mtd-utils-mkfs.ubifs_1.5.1+git1+9f107132a6a073cce37434ca9cda6917dd8d866b-r2_mips32el.ipk opkg install -force-overwrite http://cctc.cwsurf.de/file/mtd-utils-nand-check_1.5.1+git1+9f107132a6a073cce37434ca9cda6917dd8d866b-r3_mips32el.ipk opkg install -force-overwrite http://cctc.cwsurf.de/file/mtd-utils-nanddump_1.5.1+git1+9f107132a6a073cce37434ca9cda6917dd8d866b-r2_mips32el.ipk opkg install -force-overwrite http://cctc.cwsurf.de/file/mtd-utils-sumtool_1.5.1+git1+9f107132a6a073cce37434ca9cda6917dd8d866b-r2_mips32el.ipk opkg install -force-overwrite http://cctc.cwsurf.de/file/mtd-utils-ubinize_1.5.1+git1+9f107132a6a073cce37434ca9cda6917dd8d866b-r2_mips3
in ein preinst.sh unter /tmp kopiere und mit sh preinst.sh starten dann läuft das mit dem backupscript
#!/bin/sh
log() {
echo "$(date +%H:%M) $*"
}
checkb() {
if [ ! -f "$1" ] ; then
echo "Error: $1 does not exist..."
exit 4
elif [ ! -x "$1" ] ; then
echo "Error: $1 is not executable..."
exit 5
fi
}
cleanup_mounts(){
if [ ! -z "$TBI" ] ; then
if [ -d "$TBI/boot" ] ; then
if grep -q "$TBI/boot" /proc/mounts ; then
umount "$TBI/boot" || log "Cannot umount boot" && exit 6
fi
rmdir "$TBI/boot"
fi
if [ -d "$TBI/root" ] ; then
if grep -q "$TBI/root" /proc/mounts ; then
umount "$TBI/root" || log "Cannot umount root" && exit 7
fi
rmdir "$TBI/root"
fi
fi
}
control_c(){
log "Control C was pressed, quiting..."
cleanup_mounts
exit 255
}
trap control_c SIGINT
check_dep(){
log "Checking Dependencies..."
UPDATE=0
for pkg in mtd-utils mtd-utils-jffs2 mtd-utils-ubifs dreambox-buildimage;
do
opkg status $pkg | grep -q "install user installed"
if [ $? -ne 0 ] ; then
[ $UPDATE -eq 0 ] && opkg update && UPDATE=1
opkg install $pkg
fi
done
}
if [ ! -f /proc/stb/info/model ] ; then
log "Not a dreambox?"
exit 1
fi
#
# Checking Dependencies
#
check_dep
#
# Checking for binaries
#
checkb /usr/sbin/nanddump
checkb /usr/sbin/mkfs.jffs2
checkb /usr/bin/buildimage
#
# Read Dreambox Model
#
MACHINE="$(cat /proc/stb/info/model)"
log "Found Dreambox $MACHINE ..."
#
# Set Backup Location
#
BACKUP_LOCATION=""
if [ -z $1 ] ; then
if [ -d /media/usb ] && df /media/usb 1>/dev/null 2>/dev/null ; then
BACKUP_LOCATION="/media/usb"
elif [ -d /media/hdd ] && df /media/hdd 1>/dev/null 2>/dev/null ; then
BACKUP_LOCATION="/media/hdd"
else
log "Error: Backup Location not found!"
exit 2
fi
elif [ -d $1 ] && [ $1 != "/" ] && df $1 1>/dev/null 2>/dev/null ; then
BACKUP_LOCATION=$1
else
log "Error: Invalid Backup Location $1"
exit 2
fi
log "Backup on $BACKUP_LOCATION"
#
# Initialize Parameters
#
EXTRA_BUILDCMD=""
EXTRA_IMAGECMD=""
DREAMBOX_ERASE_BLOCK_SIZE=""
DREAMBOX_FLASH_SIZE=""
DREAMBOX_SECTOR_SIZE=""
MKUBIFS_ARGS=""
UBINIZE_ARGS=""
UBINIZE_VOLSIZE="0"
UBINIZE_DATAVOLSIZE="0"
UBI_VOLNAME="rootfs"
DREAMBOX_IMAGE_SIZE=""
DREAMBOX_PART0_SIZE=""
DREAMBOX_PART1_SIZE=""
DREAMBOX_PART2_SIZE=""
#
# Set parameters based on box
# dm7020hdv2 is recognized from /sys/devices/virtual/mtd/mtd0/writesize
case $MACHINE in
dm800|dm500hd|dm800se)
EXTRA_BUILDCMD="--brcmnand"
DREAMBOX_ERASE_BLOCK_SIZE="0x4000"
DREAMBOX_FLASH_SIZE="0x4000000"
DREAMBOX_SECTOR_SIZE="512"
MKUBIFS_ARGS="-m 512 -e 15KiB -c 3798 -x favor_lzo -X 1 -F -j 4MiB"
UBINIZE_ARGS="-m 512 -p 16KiB -s 512"
DREAMBOX_IMAGE_SIZE="64"
DREAMBOX_PART0_SIZE="0x40000"
DREAMBOX_PART1_SIZE="0x3C0000"
DREAMBOX_PART2_SIZE="0x3C00000"
;;
dm500hdv2|dm800sev2|dm7020hdv2)
EXTRA_BUILDCMD="--hw-ecc --brcmnand"
DREAMBOX_ERASE_BLOCK_SIZE="0x20000"
DREAMBOX_FLASH_SIZE="0x40000000"
DREAMBOX_SECTOR_SIZE="2048"
MKUBIFS_ARGS="-m 2048 -e 124KiB -c 3320 -x favor_lzo -F"
UBINIZE_ARGS="-m 2048 -p 128KiB -s 2048"
UBINIZE_VOLSIZE="402MiB"
UBINIZE_DATAVOLSIZE="569MiB"
DREAMBOX_IMAGE_SIZE="1024"
DREAMBOX_PART0_SIZE="0x100000"
DREAMBOX_PART1_SIZE="0x700000"
DREAMBOX_PART2_SIZE="0x3F800000"
;;
dm7020hd)
EXTRA_BUILDCMD="--hw-ecc --brcmnand"
DREAMBOX_ERASE_BLOCK_SIZE="0x40000"
DREAMBOX_FLASH_SIZE="0x40000000"
DREAMBOX_SECTOR_SIZE="4096"
MKUBIFS_ARGS="-m 4096 -e 248KiB -c 1640 -x favor_lzo -F"
UBINIZE_ARGS="-m 4096 -p 256KiB -s 4096"
UBINIZE_VOLSIZE="397MiB"
UBINIZE_DATAVOLSIZE="574MiB"
DREAMBOX_IMAGE_SIZE="1024"
DREAMBOX_PART0_SIZE="0x100000"
DREAMBOX_PART1_SIZE="0x700000"
DREAMBOX_PART2_SIZE="0x3F800000"
# dm7020hdv2 when writesize = 2048
WRITESIZE = "4096"
if [ -f /sys/devices/virtual/mtd/mtd0/writesize ] ; then
WRITESIZE=$(cat /sys/devices/virtual/mtd/mtd0/writesize)
fi
if [ $WRITESIZE = "2048" ] ; then
log "Found version2 of dm7020hd..."
DREAMBOX_ERASE_BLOCK_SIZE="0x20000"
DREAMBOX_SECTOR_SIZE="2048"
MKUBIFS_ARGS="-m 2048 -e 124KiB -c 3320 -x favor_lzo -F"
UBINIZE_ARGS="-m 2048 -p 128KiB -s 2048"
UBINIZE_VOLSIZE="402MiB"
UBINIZE_DATAVOLSIZE="569MiB"
fi
;;
dm8000)
EXTRA_BUILDCMD=""
DREAMBOX_ERASE_BLOCK_SIZE="0x20000"
DREAMBOX_FLASH_SIZE="0x10000000"
DREAMBOX_SECTOR_SIZE="2048"
MKUBIFS_ARGS="-m 2048 -e 126KiB -c 1961 -x favor_lzo -F"
UBINIZE_ARGS="-m 2048 -p 128KiB -s 512"
DREAMBOX_IMAGE_SIZE="256"
DREAMBOX_PART0_SIZE="0x100000"
DREAMBOX_PART1_SIZE="0x700000"
DREAMBOX_PART2_SIZE="0xF800000"
;;
*)
log "Error: Unknown dreambox?"
exit 3
;;
esac
EXTRA_IMAGECMD="-e $DREAMBOX_ERASE_BLOCK_SIZE -n -l"
#
# Setup temporary files and variables
#
SBI="$BACKUP_LOCATION/bi"
TBI="/tmp/bi"
SECSTAGE="$SBI/secondstage.bin"
UBINIZE_CFG="$TBI/ubinize.cfg"
BOOT="$SBI/boot.jffs2"
ROOTFS="$SBI/rootfs.jffs2"
cleanup_mounts
rm -rf "$SBI" 2>/dev/null
rm -rf "$TBI" 2>/dev/null
mkdir -p "$SBI"
mkdir -p "$TBI"
#
# Export secondstage
#
log "Exporting secondstage"
/usr/sbin/nanddump --noecc --omitoob --bb=skipbad --truncate --file="$SECSTAGE" /dev/mtd1
if [ $? -ne 0 ] && [ ! -f "$SECSTAGE" ] ; then
log "Error: Probably nanddump misses --truncate option!"
exit 8
fi
SIZE="$(du -k "$SECSTAGE" | awk '{ print $1 }')"
if [ $SIZE -gt 200 ] ; then
log "Error: Size of secondstage must be less than 200k"
log "Reinstall secondstage before creating backup"
log "opkg install --force-reinstall dreambox-secondstage-$MACHINE"
exit 9
fi
#
# Export boot partition
#
log "Exporting boot partition"
mkdir -p "$TBI/boot"
mount -t jffs2 /dev/mtdblock/2 "$TBI/boot"
/usr/sbin/mkfs.jffs2 \
--root="$TBI/boot" \
--compression-mode=none \
--output="$BOOT" \
$EXTRA_IMAGECMD
umount "$TBI/boot"
#
# Export root partition
#
if grep -q ubi0:rootfs /proc/mounts ; then
checkb /usr/sbin/mkfs.ubifs
checkb /usr/sbin/ubinize
log "Exporting rootfs (UBI)"
ROOTFS="$SBI/rootfs.ubi"
ROOTUBIFS="$SBI/rootfs.ubifs"
mkdir -p "$TBI/root"
mount --bind / "$TBI/root"
echo [root] > $UBINIZE_CFG
echo mode=ubi >> $UBINIZE_CFG
echo image=$ROOTUBIFS >> $UBINIZE_CFG
echo vol_id=0 >> $UBINIZE_CFG
echo vol_name=$UBI_VOLNAME >> $UBINIZE_CFG
echo vol_type=dynamic >> $UBINIZE_CFG
if [ "$UBINIZE_VOLSIZE" = "0" ] ; then
echo vol_flags=autoresize >> $UBINIZE_CFG
else
echo vol_size=$UBINIZE_VOLSIZE >> $UBINIZE_CFG
if [ "$UBINIZE_DATAVOLSIZE" != "0" ] ; then
echo [data] >> $UBINIZE_CFG
echo mode=ubi >> $UBINIZE_CFG
echo vol_id=1 >> $UBINIZE_CFG
echo vol_type=dynamic >> $UBINIZE_CFG
echo vol_name=data >> $UBINIZE_CFG
echo vol_size=$UBINIZE_DATAVOLSIZE >> $UBINIZE_CFG
echo vol_flags=autoresize >> $UBINIZE_CFG
fi
fi
/usr/sbin/mkfs.ubifs -r "$TBI/root" -o $ROOTUBIFS $MKUBIFS_ARGS
/usr/sbin/ubinize -o $ROOTFS $UBINIZE_ARGS $UBINIZE_CFG
umount "$TBI/root"
else
log "Export rootfs (JFFS2)"
mkdir -p "$TBI/root"
mount -t jffs2 /dev/mtdblock/3 "$TBI/root"
/usr/sbin/mkfs.jffs2 \
--root="$TBI/root" \
--disable-compressor=lzo \
--compression-mode=size \
--output=$ROOTFS \
$EXTRA_IMAGECMD
umount "$TBI/root"
fi
#
# Build NFI image
#
log "Building NFI image"
/usr/bin/buildimage --arch $MACHINE $EXTRA_BUILDCMD \
--erase-block-size $DREAMBOX_ERASE_BLOCK_SIZE \
--flash-size $DREAMBOX_FLASH_SIZE \
--sector-size $DREAMBOX_SECTOR_SIZE \
--boot-partition $DREAMBOX_PART0_SIZE:$SECSTAGE \
--data-partition $DREAMBOX_PART1_SIZE:$BOOT \
--data-partition $DREAMBOX_PART2_SIZE:$ROOTFS \
> "$SBI/backup.nfi"
#
# Archive NFI image
#
log "Transfering image to backup folder"
TSTAMP="$(date "+%Y-%m-%d-%H%M")"
NFI="$BACKUP_LOCATION/backup/$TSTAMP-$MACHINE.nfi"
mkdir -p "$BACKUP_LOCATION/backup"
mv "$SBI/backup.nfi" "$NFI"
log "Backup image created $NFI"
log "$(du -h $NFI)"
#
# Cleanup
#
log "Remove temporary files..."
cleanup_mounts
rm -rf "$SBI" 2>/dev/null
rm -rf "$TBI" 2>/dev/null
#
# The End
#
log "Completed!"
exit 0
Edited by treehe, 22 December 2014 - 12:08.
