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Re: [libvirt] [PATCH 2/5] util: allow using virCommandAllowCap with setuid helpers

On 03/27/2013 04:46 PM, Eric Blake wrote:
> On 03/25/2013 08:25 AM, Paolo Bonzini wrote:
>> When running unprivileged, virSetUIDGIDWithCaps will fail because it
>> tries to add the requested capabilities to the permitted and effective
>> sets.
>> Detect this case, and invoke the child with cleared permitted and
>> effective sets.  If it is a setuid program, it will get them.
>> Some care is needed also because you cannot drop capabilities from the
>> bounding set without CAP_SETPCAP.  Because of that, ignore errors from
>> setting the bounding set.

> As written, the patch makes sense.

ACK and pushed.

Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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