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wiki:os:linux:luks-externi-disk [2020/12/15 19:35] root vytvořeno |
wiki:os:linux:luks-externi-disk [2020/12/15 20:09] (current) root |
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sda 8:0 0 931, | sda 8:0 0 931, | ||
└─sda1 | └─sda1 | ||
+ | </ | ||
**~$ sudo gdisk -l /dev/sda** | **~$ sudo gdisk -l /dev/sda** | ||
Line 73: | Line 74: | ||
| | ||
</ | </ | ||
+ | |||
+ | **~$ sudo cryptsetup luksFormat / | ||
+ | |||
+ | < | ||
+ | WARNING! | ||
+ | ======== | ||
+ | Toto nevratně přepíše data na /dev/sda1. | ||
+ | |||
+ | Are you sure? (Type uppercase yes): YES | ||
+ | Zadejte heslo pro / | ||
+ | Ověřte heslo: | ||
</ | </ | ||
+ | |||
+ | **~$ sudo cryptsetup -v luksOpen /dev/sda1 red** | ||
+ | < | ||
+ | Zadejte heslo pro / | ||
+ | Pozice klíče 0 odemknuta. | ||
+ | Příkaz úspěšně vykonán. | ||
+ | </ | ||
+ | |||
+ | **~$ lsblk** | ||
+ | < | ||
+ | NAME | ||
+ | sda 8:0 0 931, | ||
+ | └─sda1 | ||
+ | └─red | ||
+ | </ | ||
+ | |||
+ | **~$ sudo mkfs.ext4 / | ||
+ | < | ||
+ | mke2fs 1.44.5 (15-Dec-2018) | ||
+ | Creating filesystem with 244186289 4k blocks and 61046784 inodes | ||
+ | Filesystem UUID: eecd9db7-a672-43e5-b286-335766bedf88 | ||
+ | Superblock backups stored on blocks: | ||
+ | 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208, | ||
+ | 4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968, | ||
+ | 102400000, 214990848 | ||
+ | |||
+ | Allocating group tables: done | ||
+ | Writing inode tables: done | ||
+ | Creating journal (262144 blocks): done | ||
+ | Writing superblocks and filesystem accounting information: | ||
+ | </ | ||
+ | |||
+ | **~$ sudo mkdir /mnt/RED** | ||
+ | |||
+ | **~$ sudo mount / | ||
+ | |||
+ | **~$ lsblk** | ||
+ | < | ||
+ | NAME | ||
+ | sda 8:0 0 931, | ||
+ | └─sda1 | ||
+ | └─red | ||
+ | </ | ||
+ | |||
+ | **~$ mount | grep -i red** | ||
+ | < | ||
+ | / | ||
+ | </ | ||
+ | |||
+ | Občas se stane, že napoprvé se oddíl přimountuje jako ro (read-only), | ||
+ | |||
+ | FIXME | ||
+ | * luksClose | ||
+ | * záloha LUKS hlavičky | ||