live-cd gebootet
sudo -s
apt-get install cryptsetup
modprobe aes-x86_64
modprobe dm-crypt
modprobe dm-mod
modprobe sha256 
apt-get install mdadm
mdadm --assemble /dev/md[0;1;2;3] /dev/sd[a1;a3;c1;e1] /dev/sd[b1;b3;d1;f1] 
mdadm --assemble /dev/md4 /dev/md2 /dev/md3
mkdir /media/{boot,home,root}
cd /media
mount /dev/md0 boot
mount /dev/md1 root
mount /dev/md4 home 
mkdir home/root
cp -avx root/* home/root
umount root
cryptsetup -c aes-xts-plain -y -s 512 luksFormat /dev/md1
cryptsetup luksOpen /dev/md1 root
mkfs.ext3 /dev/mapper/root
mount /dev/mapper/root root 
cp -avx home/root/* root
rm -fvr home/root
umount home
sudo cryptsetup -c aes-lrw-benbi -y -s 384 luksFormat /dev/md4
cryptsetup luksOpen /dev/sda4 home
mkfs.ext3 /dev/mapper/home
mount /dev/mapper/home home 
cp -ax root/home/* home
rm -fr root/home/*
umount home