On 3/5/20 11:40, Miro Hrončok wrote:
> On 05. 03. 20 15:09, Christoph Junghans wrote:
>> Hi,
>>
>> if I am trying to run mock inside docker, I am getting the following
>> error:
>> INFO: Results and/or logs in: /var/lib/mock/fedora-rawhide-x86_64/result
>> ERROR: Command failed:
>> # /bin/mount -n --bind
>> /var/cache/mock/fedora-rawhide-x86_64-bootstrap/yum_cache
>> /var/lib/mock/fedora-rawhide-x86_64-bootstrap/root/var/cache/yum
>>
>> In the past I usually added --old-chroot to workaround that, but now
>> this yields:
>> ERROR: Command failed:
>> # /bin/mount -n -t tmpfs -o rprivate tmpfs
>> /var/lib/mock/fedora-rawhide-x86_64-bootstrap/root/proc
>>
>> This mock 2.0 inside the f31 ("fedora:latest") container from this
>> morning.
>>
>> Any idea how get mock working again?
>
> We run mock in docker with:
>
> $ docker run --cap-add=SYS_ADMIN
>
> And it seems to still work (on Travis CI at least).
>
Using Podman we might be able to get this to work in a user namespace,
without requiring root at all.
If you setup a user inside of the container to run with a user
namespace/mount namespace then create one and mount the proc and tmpfs
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