[Lxc-users] How do I remove udev from upgrade

[Daniel Lezcano]

On 10/30/2010 06:39 PM, Daniel Lezcano wrote:
> On 10/30/2010 06:25 PM, Mark Moseley wrote:
>    
>> On Fri, Oct 29, 2010 at 2:45 PM, Mark C. Hawkins
>> <mhawkins at medalist.com.au>   wrote:
>>      
>>> I've got a Lucid (10.04) guest running in a production environment that I
>>> don't really want to rebuild
>>>
>>> After running apt-get upgrade I get errors from the udev package.
>>>
>>>   From reading other posts I see that udev is not used and that holding the
>>> package back prevents the problem when doing an upgrade, but does anyone
>>> have a solution to get rid of the error message if the upgrade was already
>>> attempted?
>>>
>>> Removing udev doesn't work as there are too many packages that depend on
>>> udev.  is there anyway to remove udev without breaking the other packages or
>>> some way to remove the error?
>>>
>>>        
>> I haven't tried to do this for udev myself, but you should check out
>> the 'equivs' package. You can use it to create a fake udev package and
>> replace the existing one with that. You'd probably want to create it
>> with an absurdly high version number or by pinning it in
>> /etc/apt/preferences, so that it never gets replaced.
>>      
> I think you can use udev with a 2.6.35 kernel version now.
>
> The cgroup whitelist will prevent udev to create the devices in /dev if
> you want, so you don't share the hardware between the host and the
> container.
>
> udev will display a lot of "permission denied" with this cgroup but you
> can change /etc/udev/udev.conf and set the log level to 0 in order to
> mute udev.
>
> I tried yesteday and when pluggin an usb memory stick, the device is
> created in both the host and the container and mounted in both too.
> If I prevent the device to be created inside the container with the
> cgroup whitelist, udev will fail to mount inside the container the
> memory stick even accessing the device.
>    

s/even/and

> I am not an expert with udev, so maybe I am missing something but IMO we
> can keep the udev script running so no more problem with the dist upgrades.
>
>     -- Daniel
>
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