Poate te ajuta, am instalat rapid un centos7 cu 2 VG-uri luks:
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE
MOUNTPOINT
sr0 11:0 1 1024M 0 rom
vda 252:0 0 15G 0 disk
├─vda1 252:1 0 501M 0 part
/boot
├─vda2 252:2 0 11.1G 0 part
│ └─luks-7f84ca0c-40e4-474b-af2a-529dec0ea330 253:0 0 11.1G 0 crypt
│ ├─centos-usr 253:2 0 6.4G 0 lvm /usr
│ └─centos-root 253:3 0 4.8G 0 lvm /
└─vda3 252:3 0 3.4G 0 part
└─luks-8f5af8ea-c485-48cb-b613-7c653ee92927 253:1 0 3.4G 0 crypt
├─VM-00 253:4 0 664M 0 lvm
[SWAP]
└─VM-vm01 253:5 0 2.8G 0 lvm /VMs
[root@localhost ~]# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/centos-root 4974592 81292 4893300 2% /
devtmpfs 498728 0 498728 0% /dev
tmpfs 508548 0 508548 0% /dev/shm
tmpfs 508548 6780 501768 2% /run
tmpfs 508548 0 508548 0% /sys/fs/cgroup
/dev/mapper/centos-usr 6645760 757692 5888068 12% /usr
/dev/mapper/VM-vm01 2869248 32928 2836320 2% /VMs
/dev/vda1 509612 123780 385832 25% /boot
[root@localhost ~]# swapon -s
Filename Type Size Used Priority
/dev/dm-4 partition 679932 0 -1
[root@localhost ~]# ll /dev/mapper/
total 0
lrwxrwxrwx. 1 root root 7 Mar 24 17:07 centos-root -> ../dm-3
lrwxrwxrwx. 1 root root 7 Mar 24 17:07 centos-usr -> ../dm-2
crw-------. 1 root root 10, 236 Mar 24 17:07 control
lrwxrwxrwx. 1 root root 7 Mar 24 17:07
luks-7f84ca0c-40e4-474b-af2a-529dec0ea330 -> ../dm-0
lrwxrwxrwx. 1 root root 7 Mar 24 17:07
luks-8f5af8ea-c485-48cb-b613-7c653ee92927 -> ../dm-1
lrwxrwxrwx. 1 root root 7 Mar 24 17:07 VM-00 -> ../dm-4
lrwxrwxrwx. 1 root root 7 Mar 24 17:07 VM-vm01 -> ../dm-5
[root@localhost ~]#
grub2.cfg
linux16 /vmlinuz-3.10.0-229.el7.x86_64 root=/dev/mapper/centos-root ro
rd.lvm.lv=centos/usr crashkernel=auto
rd.luks.uuid=luks-7f84ca0c-40e4-474b-af2a-529dec0ea330 rd.lvm.lv=centos/root
rd.luks.uuid=luks-8f5af8ea-c485-48cb-b613-7c653ee92927 rd.lvm.lv=VM/00 rhgb
quiet LANG=en_US.UTF-8
rd.luks.uuid sunt inainte de rd.lvm.lv.
parolele sunt pe VG-uri nu pe LV-uri, sunt identice.
2016-03-24 20:53 GMT+00:00 Catalin Muresan <[email protected]>:
> Ordinea ?
>
> pune toate rd.lvm.lv la inceput si dupa aia rd.luks.uuid-urile.
>
>
> 2016-03-24 20:24 GMT+00:00 Andrei-Florian Staicu <[email protected]>
> :
>
>> Crap. Sorry. Am modificat in rd.
>> /etc/crypttab
>> luks-4ad3c41f-ba52-4dc6-a003-30fe715ef949
>> UUID=4ad3c41f-ba52-4dc6-a003-30fe715ef949 none -> sda, sysvg
>> luks-4fba8981-4992-4679-bd7f-477b10214333
>> UUID=4fba8981-4992-4679-bd7f-477b10214333 none -> sdb, vg_libvirt
>> /boot/grub2/grub.cfg:
>> linux16 /vmlinuz-4.4.5-200.fc22.x86_64
>> root=/dev/mapper/sysvg-lv_root ro rd.lvm.lv=sysvg/lv_usr
>> rd.lvm.lv=sysvg/lv_swap
>> rd.luks.uuid=luks-4ad3c41f-ba52-4dc6-a003-30fe715ef949
>> rd.luks.uuid=luks-4fba8981-4992-4679-bd7f-477b10214333 rd.lvm.lv
>> =sysvg/lv_root
>> rd.driver.blacklist=nouveau nouveau.modeset=0 rd.driver.blacklist=nouveau
>> rhgb quiet
>>
>> Cam acelasi comportament, doar ca acum, cand zice starting cyrptography
>> setup imi arata uuid-ul lui sbd (dar imi face unlock si la sda).
>> Am incercat sa adaug si un lv din al doilea vg (rd.lvm.lv
>> =vg_libvirt/lv_iso),
>> la fel. Oricum am vazut ca nu sunt toate lv-urile puse in rd.lvm.lv; de
>> exemplu sysvg/lv_var nu e acolo, dar il mounteaza cum trebuie.
>>
>> On Thu, Mar 24, 2016 at 10:02 PM Catalin Muresan <
>> [email protected]>
>> wrote:
>>
>> > 2016-03-24 19:18 GMT+00:00 Andrei-Florian Staicu <
>> [email protected]
>> > >:
>> >
>> > > Salutare,
>> > >
>> > > Am o problema la boot cu doua discuri cu luks pe ele. FC 22. Amandoua
>> > sunt
>> > > "full disk encryption" (tot block device-ul), cu parola. sda are sda1
>> > /boot
>> > > si sda2 pv in vg1, sdb e direct pv in vg2.
>> > > Daca nu am nimic din vg2 in fstab si avand in grub rc.luks.uuid=uuid1
>> > merge
>> > > perfect, mai ales ca toate lv-urile "esentiale" sunt pe sda (sdb e de
>> > > "storage"): imi cere parola pentru sda, si se mounteaza tot ce trebuie
>> > > (dar, in mod ciudat, se deblocheaza si sdb; acceasi parola la luks,
>> dar
>> > nu
>> > > ma intreaba in mod specific de parola pentru sdb).
>> > > Daca incerc sa adauga ceva din vg2 in fstab si adaug in grub inca un
>> > > rc.luks.uuid=uuid2, imi cere parola pentru sda si crapa cand incearca
>> sa
>> > > mounteze ceva din vg2:
>> > >
>> > > Timed out waiting for device dev-mapper-vg2\x2dlv_somelv.device.
>> > >
>> > > Aveti vreo idee de ce nu se uita grub la al doilea rc.luks.uuid? Sau
>> > poate
>> > > se uita, dar am omis eu ceva...
>> > > Amandoua sunt puse in /etc/crypttab, dar cred ca problema e dinainte
>> de
>> > > uitat prin fs.
>> > >
>> >
>> > Nu era mult mai simplu sa faci copy/paste la grub2.cfg (partea cu linux
>> ...
>> > ) si la /etc/crypttab ?
>> >
>> > nu e rc. e rd.
>> >
>> >
>> https://www.kernel.org/pub/linux/utils/boot/dracut/dracut.html#_crypto_luks
>> >
>> >
>> >
>> > >
>> > > Merci.
>> > > --
>> > > Beware of programmers who carry screwdrivers.
>> > > _______________________________________________
>> > > RLUG mailing list
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>> > > http://lists.lug.ro/mailman/listinfo/rlug
>> > >
>> > _______________________________________________
>> > RLUG mailing list
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>> >
>> --
>> Beware of programmers who carry screwdrivers.
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>
>
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