Re: Detecting if you are running in a container

From: Kay Sievers
Date: Wed Oct 12 2011 - 12:59:30 EST


On Mon, Oct 10, 2011 at 23:41, Lennart Poettering <mzxreary@xxxxxxxxxxx> wrote:
> On Mon, 10.10.11 13:59, Eric W. Biederman (ebiederm@xxxxxxxxxxxx) wrote:

>> - udev. ÂAll of the kernel interfaces for udev should be supported in
>> Â current kernels. ÂHowever I believe udev is useless because container
>> Â start drops CAP_MKNOD so we can't do evil things. ÂSo I would
>> Â recommend basing the startup of udev on presence of CAP_MKNOD.
>
> Using CAP_MKNOD as test here is indeed a good idea. I'll make sure udev
> in a systemd world makes use of that.

Done.

http://git.kernel.org/?p=linux/hotplug/udev.git;a=commitdiff;h=9371e6f3e04b03692c23e392fdf005a08ccf1edb

Thanks,
Kay
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