Re: Updating from chroot

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On Thu, Feb 09, 2006 at 06:14:51PM -0600, Jonathan Berry wrote:
> Hi all,
> 
> I have my test system setup on a partition along side my normal use
> FC4 install.  The partition gets mounted in FC4, and I found I could
> do some stuff in the FC5T2 (Rawhide) environment (eg rpm -q stuff) by
> chrooting into the FC5 partition.  What I do not know is what all I
> can successfully do in the chroot environment and what things should
> be done to get a more fully working test system running in chroot (eg,
> /dev/ is basically empty).  Specifically, it would be nice to do a yum
> update from within the chroot so I don't have to reboot to the Rawhide
> install, update, wait forever for updates to download and install
> since I have not updated in a while, reboot to the new kernel, etc. 
> Can this sort of thing be done safely (correctly) from within the
> chroot?  Can I do stuff like start up udev so I can access hardware?

mount --bind is your friend ;)
Do it for /dev, /proc, /sys and /tmp and you should be able to run X apps,
too.

Regards,

-- 
Dominik 'Rathann' Mierzejewski <rathann*at*icm.edu.pl>
Interdisciplinary Centre for Mathematical and Computational Modelling
Warsaw University  |  http://www.icm.edu.pl  |  tel. +48 (22) 5540810

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