Hi, You might want to try "ecryptfs-recover-private" as a first step. You can verify your ecryptfs directory still has your data unless your disk is damaged. http://manpages.ubuntu.com/ecryptfs-recover-private
Thanks, 2015-06-04 14:36 GMT+09:00 Xavier Guillot <[email protected]>: > Hi, > > I'm not sure this list is the best place to post this, because I don't know > if my case is related to a known systemd or ecryptfs-utils bug like: > https://bugs.launchpad.net/ubuntu/+source/ecryptfs-utils/+bug/1447282 > > So excuse me if not, but here is my best chance to get an help for > specialists or developpers. If I have to open a bug on Lauchpad, please tell > me. > > I've a big problem since the update of my mobile PC on Ubuntu Vivid. > > It's a computer with double boot: original W8 that I almost never use + > Ubuntu installed just after the first start 1,5 or 2 years ago. > > I choosed the option "crypted home" at time of installation. > > Previous updates (for example 14.10) were without any problem, but here 2 > weeks ago, when I did 15.04 upgrade, big fear on restart: impossible to > login, nor to get via LiveCD my datas on encrypted partitions ! > > Please see the explaining screenshots there (to avoid surcharging list): > http://imgur.com/a/uoKwc > > Classic start (SystemD) : > Computers runs a long time on the purple startup screen before always and > only switching to "Emergency mode". If I get journalctl -xb : > > Some disks appear 2 times in the "sysfs paths", for others there is > "time-out" or dependency fails (home), sometimes date of last superblock > mount is in the future (sda 9). > > Startup with advanced options: Upstart > Home and my backup partition not mounted, ignored, connection possible in > guest mode with all the installed programs. > But of course no access to my user datas. > > If I select my session (Xavier) and enter my password, it comes again > immediately on the lightdm login screen. > > Startup in recovery mode: > I well get the list of commands, but none is useful. > > Startup on LiveCD: > OK, but once on the live session, my crypted paritions are not detected (see > Gparted screenshot), so impossible to decrypt with login passphrase to at > least copy all the files... > > I see the system folder "/" and another not protected + Windows partitions, > but /home and Backup partition (sda 7 et 8) are of "Unknown type" and I > can't mount nor see them in Nautilus. > > I can't use eCryptfs to get back the mount passphrase then view content of > /home/.ecryptfs/xavierg/.Private and save all the datas before reinstalling > completely Ubuntu. > > On the LiveCD I also edited crypttab and fstab: for the last one there are > strange lines - an unknown UUID (a195b8f9-...) that appears nowhere in > Gparted, numbers of sda disks not the same as original ones, swap line was > with #. I tried to restore (the screenshot shows the 2 following fstab) and > modify it, it's fstab2: my 2 crypted partitions should be sda7 (the /home > normally, UUID=e727496a...) and sda8 (UUID=6177e409-...) but it didn't > change nor solve anything. > > I'm sure (I hope so) that, as the partitions are there, even crypted, datas > are still available, but I can't succeed to mount them. > > So I'm lost. Fortunately half (and most important / recent) of my datas were > saved on a cloud (with EncFS) and are at least on 2 other computers, but > other half no - this is a good lesson for me, I know we have to backup > daily, and I procrastinated. > > Good news: I could verify surely that, if I get my mobile PC lost or stolen, > my files and mails are well protected and not accessible for everyone, > that's one (only) positive point... > > If someone has an idea to solve this situation, thanks in advance ! > > Best regards, > > Xavier > > -- > ubuntu-desktop mailing list > [email protected] > https://lists.ubuntu.com/mailman/listinfo/ubuntu-desktop > -- Nobuto Murata / 村田信人 -- ubuntu-desktop mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-desktop
