Re: [RFC Part1 PATCH 00/20 v2] Add namespace support for audit

[Gao feng]

On 12/07/2013 06:12 AM, Serge E. Hallyn wrote:
> Quoting Gao feng (gaofeng@xxxxxxxxxxxxxx):
>> Hi
>>
>> On 10/24/2013 03:31 PM, Gao feng wrote:
>>> Here is the v1 patchset: http://lwn.net/Articles/549546/
>>>
>>> The main target of this patchset is allowing user in audit
>>> namespace to generate the USER_MSG type of audit message,
>>> some userspace tools need to generate audit message, or
>>> these tools will broken.
>>>
>>
>> I really need this feature, right now,some process such as
>> logind are broken in container becase we leak of this feature.
> 
> Your set doesn't address loginuid though right?  How exactly do you
> expect to do that?  If user violates MAC policy and audit msg is
> sent to init user ns by mac subsys, you need the loginuid from
> init_audit_ns.  where will that be stored if you allow updates
> of loginuid in auditns?
> 
This patchset doesn't include the loginuid part.

the loginuid is stored in task as before.
In my opinion, when task creates a new audit namespace, this task's
loginuid will be reset to zero, so the children tasks can set their
loginuid. Does this change break the MAC?

Thanks!
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