Hi Christoph,
Tried as you said. When the app tries to open the
device (/dev/video0) it throws an errror "Error opening /dev/video0 :
Operation not Permitted"
On Thu, Nov 29, 2012 at 11:32 AM, Christoph Willing <
cwill...@users.sourceforge.net> wrote:
> I have a different camera setup in a container but the method in your case
> should be similar, I think. In my container's /etc/fstab I have a line:
> /dev/blackmagic/card0 /var/lib/lxc/agvideo/rootfs/dev/blackmagic/card0
> none rw,bind 0 0
> (where agvideo is the container name)
>
> You might instead need something like:
> /dev/video0 /var/lib/lxc/agvideo/rootfs/dev/video0 none rw,bind 0 0
>
> The stab is referenced in the config file by a line:
> lxc.mount = /var/lib/lxc/agvideo/rootfs/etc/fstab
>
> You can mknod the container's video device while it is not running -
> something like:
> cd /var/lib/lxc/agvideo/rootfs/dev
> mknod -m 660 video0 c 81 0
>
>
> chris
>
>
> On 29/11/2012, at 3:14 PM, vignesh kumar <vigneshkuma...@gmail.com> wrote:
>
> Hi,
> I have added the line as you mentioned and restarted the container as
> well. Still getting the same issue.
>
> On Wed, Nov 28, 2012 at 8:23 PM, Serge Hallyn
> <serge.hal...@canonical.com>wrote:
>
>> Quoting vignesh kumar (vigneshkuma...@gmail.com):
>> > Hi,
>> > I am using a lxc-ubuntu container in a ubuntu 11.10 host OS. An
>> > application running in a container requires camera access . Currently
>> > I have a USB based webcam which mount as /dev/video0 in my host.I
>> > tried giving access to the device by adding the line
>> > "lxc.cgroup.allow=c 81:0 rwm" in my lxc config file. But still getting
>>
>> this needs to be lxc.cgroup.devices.allow
>>
>> > error msg "mknod:/dev/video0 Operation not permitted" in my container.
>> > Can anyone give me a solution in accessing camera inside a container?
>>
>> Did you stop and re-start your container after adding that line to
>> your config?
>>
>> -serge
>>
>
>
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