backup_from_sdcard

#!/bin/bash


if [ "$(id -u)" != "0" ]; then
   echo "Script must be run as root !"
   exit 0
fi

. params.sh
. func.sh

echo ""
date
echo "**************************"
echo "Backup triple boot sd card"
echo "**************************"
echo ""

umount ${sdcard}* > /dev/null 2>&1
sleep 2

mkdir $bkpdir > /dev/null 2>&1

#--- CHECK --------------------------------------------------------------------------
check_sdcard "nocreate"
if [ $? -ne 0 ]; then
	exit $?
fi

get_partstruct

if [ "${system_start}" = "" ] || [ "${userdata_start}" = "" ] || [ "${cache_start}" = "" ] || [ "${storage_start}" = "" ]; then
	echo "Bad SDCard partition structure !"
	exit 1
fi
if [ "${dualb}" = "" ]; then
	echo "Bad SDCard partition structure 2!"
else
	if [ ! "${storage_start}" = "${storage_offset}" ]; then
		echo "Bad SDCard partition structure 3!"
		exit 1
	fi
fi
#------------------------------------------------------------------------------------

#------------------------------------------------------------------------------------
echo -n "WARNING: Data in $bkpdir WILL BE UPDATED !, Continue (y/N)?  "
read -n 1 ANSWER

if [ ! "${ANSWER}" = "y" ] ; then
    echo "."
    echo "Canceled.."
    exit 0
fi
echo "."
#------------------------------------------------------------------------------------

mkdir _mnt > /dev/null 2>&1


if [ "${_isimage}" = "yes" ] ; then
	map_image
	if [ $? -ne 0 ]; then
		exit 1
	fi
	partmap=$loop_mapp
else
	partmap=$sdcard
fi

echo ""
echo "Extracting android sections, $storage_start, $(expr $storage_start / 2048 )M ..."
read_uboot_section
echo "OK."


mkdir _mnt > /dev/null 2>&1
umount _mnt > /dev/null 2>&1

mkdir ${bkpdir}/system > /dev/null 2>&1
mount ${partmap}2 _mnt > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "ERROR mounting ${partmap}2"
	exit 1
fi
echo "Copying system partition ..."
rsync -r -t -p -o -g -x --delete -l -H -D --numeric-ids -s --stats _mnt/ ${bkpdir}/system/ > /dev/null 2>&1
sync
fs_size=`du -s -h ${bkpdir}/system | awk '{print $1}'`
echo "File system size: $fs_size"
umount _mnt


mkdir ${bkpdir}/userdata > /dev/null 2>&1
mount ${partmap}3 _mnt > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "ERROR mounting ${partmap}3"
	exit 1
fi
echo ""
echo "Copying userdata partition ..."
rsync -r -t -p -o -g -x --delete -l -H -D --numeric-ids -s --stats _mnt/ ${bkpdir}/userdata/ > /dev/null 2>&1
sync
fs_size=`du -s -h ${bkpdir}/userdata | awk '{print $1}'`
echo "File system size: $fs_size"
umount _mnt


mkdir ${bkpdir}/cache > /dev/null 2>&1
mount ${partmap}${ncache} _mnt > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "ERROR mounting ${partmap}${ncache}"
	exit 1
fi
echo ""
echo "Copying cache partition ..."
rsync -r -t -p -o -g -x --delete -l -H -D --numeric-ids -s --stats _mnt/ ${bkpdir}/cache/ > /dev/null 2>&1
sync
fs_size=`du -s -h ${bkpdir}/cache | awk '{print $1}'`
echo "File system size: $fs_size"
umount _mnt


mkdir ${bkpdir}/storage > /dev/null 2>&1
mount ${partmap}1 _mnt > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "ERROR mounting ${partmap}1"
	exit 1
fi
echo ""
echo "Copying storage partition ..."
rsync -r -t -p -o -g -x --delete -l -H -D --numeric-ids -s --stats _mnt/ ${bkpdir}/storage/ > /dev/null 2>&1
sync
fs_size=`du -s -h ${bkpdir}/storage | awk '{print $1}'`
echo "File system size: $fs_size"
umount _mnt


if [ ! "${skip_OpenELEC}" = "yes" ]; then
  mkdir ${bkpdir}/openElec > /dev/null 2>&1
  mount ${partmap}6 _mnt > /dev/null 2>&1
  if [ $? -ne 0 ]; then
	  echo "ERROR mounting ${partmap}6"
	  exit 1
  fi
  echo ""
  echo "Copying openElec partition ..."
  rsync -r -t -p -o -g -x --delete -l -H -D --numeric-ids -s --stats _mnt/ ${bkpdir}/openElec/ > /dev/null 2>&1
  sync
  fs_size=`du -s -h ${bkpdir}/openElec | awk '{print $1}'`
  echo "File system size: $fs_size"
  umount _mnt
fi

if [ ! "${skip_linux}" = "yes" ]; then
  mkdir ${bkpdir}/linux > /dev/null 2>&1
  mount ${partmap}7 _mnt > /dev/null 2>&1
  if [ $? -ne 0 ]; then
	  echo "ERROR mounting ${partmap}7"
	  exit 1
  fi
  echo ""
  echo "Copying Linux partition ..."
  rsync -r -t -p -o -g -x --delete -l -H -D --numeric-ids -s --stats _mnt/ ${bkpdir}/linux/ > /dev/null 2>&1
  sync
  fs_size=`du -s -h ${bkpdir}/linux | awk '{print $1}'`
  echo "File system size: $fs_size"
  umount _mnt
fi

echo ""
echo "=================================================================="
echo "Triple sd card $sdcard saved to $bkpdir."
echo "=================================================================="
echo ""

#==================================
if [ "${_isimage}" = "yes" ] ; then
  unmap_image
fi
#==================================


exit 0


# -------------------------------------------------------------------