https://www.linux.com/blog/how-full-encrypt-your-linux-system-lvm-luks
sudo cryptsetup luksClose sda_crypt
sudo pvcreate /dev/mapper/sda_crypt
sudo cryptsetup luksOpen /dev/sdb sda_crypt
sudo pvcreate /dev/mapper/sda_crypt
sudo vgcreate vg00 /dev/mapper/sda_crypt