img/SLyES-2012.gif

howto lvm2 + luks

Author: Osiris Alejandro Gomez <osiux@osiux.com.ar>

fdisk

fdisk /dev/sdb

dd

dd if=/dev/urandom of=/dev/sdb

install

apt-get install cryptsetup lvm2 dmsetup

pvcreate

pvcreate /dev/sdb

vgcreate

vgcreate vg_bacoop /dev/sdb

users

echo "hugo lukio pablo alecu jose osiris" >/root/bacoop.txt
for i in $(cat /root/bacoop.txt);do mkdir /bacoop/$i;done

lvcreate

lvcreate -L250G -n lv1_osiris vg_bacoop
lvcreate -L250G -n lv2_jose vg_bacoop
lvcreate -L250G -n lv3_alecu vg_bacoop
lvcreate -L250G -n lv4_pablo vg_bacoop
lvcreate -L250G -n lv5_lukio vg_bacoop

lvresize

lvresize -L-18G /dev/mapper/vg_bacoop-lv1_osiris
lvresize -L-18G /dev/mapper/vg_bacoop-lv2_jose
lvresize -L-18G /dev/mapper/vg_bacoop-lv3_alecu
lvresize -L-18G /dev/mapper/vg_bacoop-lv4_pablo
lvresize -L-18G /dev/mapper/vg_bacoop-lv5_lukio
lvcreate -L232G -n lv6_hugo vg_bacoop

pvscan

File descriptor 4 left open
  PV /dev/sdb   VG vg_bacoop   lvm2 [1,36 TB / 5,26 GB free]
  Total: 1 [1,36 TB] / in use: 1 [1,36 TB] / in no VG: 0 [0   ]

lvscan

File descriptor 4 left open
  ACTIVE            '/dev/vg_bacoop/lv1_osiris' [232,00 GB] inherit
  ACTIVE            '/dev/vg_bacoop/lv2_jose' [232,00 GB] inherit
  ACTIVE            '/dev/vg_bacoop/lv3_alecu' [232,00 GB] inherit
  ACTIVE            '/dev/vg_bacoop/lv4_pablo' [232,00 GB] inherit
  ACTIVE            '/dev/vg_bacoop/lv5_lukio' [232,00 GB] inherit
  ACTIVE            '/dev/vg_bacoop/lv6_hugo' [232,00 GB] inherit

cryptsetup

cryptsetup luksFormat /dev/vg_bacoop/lv1_osiris
cryptsetup luksOpen /dev/vg_bacoop/lv1_osiris osiris

mkfs

mkfs.ext3 -L osiris /dev/mapper/osiris

mount

mount /dev/mapper/osiris /bacoop/osiris/

df

S.ficheros          Tamaño Usado  Disp Uso% Montado en
/dev/mapper/osiris    229G   22G  196G  10% /bacoop/osiris