/srv/irclogs.ubuntu.com/2011/05/01/#ubuntu-installer.txt

heinvdmIs there any way to do an upgrade in two stages (10.10 -> 11.04) , firstly just downloading the required packages etc. and then later doing the actual upgrade ?09:38
cjwatsonsure - 'apt-get -d dist-upgrade', 'apt-get dist-upgrade'09:42
cjwatson(but this channel does not in general deal with upgrader code)09:42
heinvdmThx , just found the -d (download-only)09:43
superdumpis there any way using either ubiquity or d-i to install ubuntu while reusing an existing encrypted lvm kind of layout18:30
superdumpthat is, a plain boot partition, a luks partition that is a physical volumes that is part of an lvm volume group containing perhaps swap, root and home partitions18:31
superdumpi don't mind if it involves switching to another terminal and manually using cryptsetup to unlock the encrypted partition or so, but basically the partition layout needs to be untouched and the home partition needs to be untouched but mounted18:32
superdumpright now i'm trying to do it in a vm which had some existing partition layout as described above, but the xts module is missing :/18:33
superdumpit seems to be part of the standard kernel modules in the generic linux kernel package, but not included on the installer disk18:34
superdumpdoes d-i install the same boot scripts and everything like that as ubiquity?18:51
superdumpi guess that it probably does18:51
superdumpit seems using ubiquity after running cryptsetup, vgscan, vgchange -ay allowed me to see the crypt and lvm partitions in ubiquity18:52
superdumpi'm curious if it will work when booting though18:52
superdumpperhaps it doesn't do some grub.conf magic18:53
superdumpi perhaps could get it working with a bit more effort, as i can at least get it to install without touching the home dir19:21
superdumpbut the problem is with the booting19:21
superdumpat the end of the ubiquity installation, cryptsetup and lvm2 at least are removed it seems19:21
superdumpinstalling them again from a chroot does not seem to fix the boot as it seems there is no recognition of the crypt partition (i see no prompt for a password - it just gives up booting and drops to a busybox initramfs prompt)19:23
superdumphow does ubuntu normally manage the luks password prompt?19:23
cjwatsonreusing an encrypted LVM isn't possible right now, sorry19:51
cjwatsonthat's specifically mentioned in the release notes, in fact19:51
cjwatsonI don't know the answer to your other problem, I'm afraid.  cryptsetup is supposed to prompt via plymouth.19:55
superdumpcjwatson: are 1) setup and/or 2) reuse of existing encrypted lvm via partition management in ubiquity or d-i planned?21:14
cjwatsonI believe the release notes comment on this21:15
cjwatson"There is no way to reuse an existing encrypted volume at installation time at the moment, although we do consider this a bug that will be fixed in a future release."21:16
cjwatsonlikely to happen more quickly in d-i than ubiquity21:16
superdumpmmm, apologies, i should have looked at that comment in the release notes21:22
superdumpby the way, i agree with comments in https://bugs.launchpad.net/ubuntu/+source/debian-installer/+bug/28589021:22
ubot2Launchpad bug 285890 in debian-installer "Does not show encrypted partition" [Undecided,New]21:23
superdumpi accidentally nuked a system (that i had just backed up, thankfully) because it was not clear that the encrypted partition was being reinitialised21:23
superdumpat least displaying a very clear warning about that would be a good and probably small change21:24
superdumpbeyond that i guess i should contribute to upstream d-i21:24

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