Gentoo Archives: gentoo-user

From: Daniel Troeder <daniel@×××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Kernel upgrade and now LUKS failure.
Date: Thu, 06 May 2010 17:03:20
Message-Id: 4BE2ED48.4090006@admin-box.com
In Reply to: Re: [gentoo-user] Re: Kernel upgrade and now LUKS failure. by "Stefan G. Weichinger"
1 On 05/05/2010 10:23 PM, Stefan G. Weichinger wrote:
2 > Am 05.05.2010 22:17, schrieb Stefan G. Weichinger:
3 >
4 >> Remember that I said: "I am not sure which HOWTO I followed" ?
5 >>
6 >> What if I didn't use aes-256-ecb?
7 You don't need to supplay that information to cryptsetup, it can
8 (should) autodetect it. To see that info for yourself run:
9 $ cryptsetup luksDump /dev/mapper/VG01-crypthome
10
11 > Yep. See pam_mount.conf.xml:
12 > It's "aes-256-cbc" in my case.
13 >
14 > I was now able to luksOpen and I have the decrypted device mounted.
15 Hooray :)
16
17
18 > Nice.
19 >
20 > So:
21 >
22 > the user-pw didn't change and the keyfile is OK.
23 >
24 > So why is pam_mount unable to mount it?
25 >
26 > I will now pull another backup and check/add fallback keys ;-)
27 There are interesting options in the cryptsetup-man page:
28 luksHeaderBackup and luksHeaderRestore... I think I'll add that to my
29 backup scripts :)
30
31
32 Bye,
33 Daniel
34
35
36 --
37 PGP key @ http://pgpkeys.pca.dfn.de/pks/lookup?search=0xBB9D4887&op=get
38 # gpg --recv-keys --keyserver hkp://subkeys.pgp.net 0xBB9D4887

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Re: [gentoo-user] Re: Kernel upgrade and now LUKS failure. "Stefan G. Weichinger" <lists@×××××.at>