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|
#!/bin/bash
# import functions library
source rescue_common
tmpdir="/tmp/flash-rescue-root"
rootdir="$tmpdir/pen"
function prepare() {
mkdir -p $rootdir
if ! mount_usbroot $rootdir; then
return 1
fi
if [ x"$version" = x"1.0" ]; then
mkdir -p $tmpdir/shared
if ! mount_sharedroot $tmpdir/shared; then
return 1
fi
fi
return 0
}
function doit() {
if [ ! -d $dir ]; then
echo
echo "Can't find a backup directory in the Share partition"
echo
return 0
fi
cd $dir
i=1
for file in $(ls -c1 backup-*.bz2 2> /dev/null | sort -r | head -10); do
files[$i]="$file"
let i++
done
cd - > /dev/null
if [ $i -eq 1 ]; then
echo
echo 'No backup files found!'
echo
return 0
fi
while [ true ]; do
clear
echo
echo "The following backup files were found:"
echo
i=1
while [ -n "${files[$i]}" ]; do
echo "[$i] ${files[$i]}"
let i++
done
let i--
echo
echo '[0] Cancel / Return to main menu'
echo
echo 'Select from the list above, the file that you want to restore.'
echo 'The most recent files come first in the list.'
echo
echo -n "What backup file do you want to restore? [1] "
read option
if [ -z "$option" ]; then
option=1
fi
if [ x"$option" = x"0" ]; then
return 0
fi
if [ ! -f $dir/${files[$option]} ]; then
echo
echo "Error reading backup file ${files[$option]}!"
echo
echo -n 'Do you want to restore another backup file? [N/y] '
read confirm
if [ x"$confirm" = x"y" -o x"$confirm" = x"Y" ]; then
continue
else
return 0
fi
else
echo
echo -n 'Restoring backup file. This can take some time: '
bunzip2 -c $dir/${files[$option]} > $loop \
2> /tmp/rescue-backup.err &
sleep 2
while ps | grep -q bunzip2; do
progress
done
sync
echo
echo
errsize=$(ls -la /tmp/rescue-backup.err | cut -d' ' -f5)
if [ $errsize -ne 0 ]; then
echo 'Error restoring user files!'
echo
return 1
else
echo 'Backup file restored!'
echo
break
fi
fi
done
return 0
}
function cleanup() {
if [ x"$version" = x"1.0" ]; then
umount $tmpdir/shared > /dev/null 2>&1
rmdir $tmpdir/shared 2> /dev/null
fi
umount $rootdir > /dev/null 2>&1
rmdir $rootdir $tmpdir 2> /dev/null
return 0
}
clear
trap cleanup SIGINT
version=""
if ! insert_pendrive; then
exit 1
fi
if [ x"$version" = x"1.0" ]; then
dir="$tmpdir/shared/backup"
loop="$rootdir/loopbacks/system.loop"
else
dir="$rootdir/backup"
loop="$rootdir/.loopbacks/system.loop"
fi
if ! prepare; then
cleanup
exit 1
fi
if ! doit; then
cleanup
exit 1
fi
cleanup
exit 0
|
