Re: RFC: Network privilege separation.

david
2009-01-08T06:50:11Z

On Thu, 8 Jan 2009, Andi Kleen wrote:

> On Wed, Jan 07, 2009 at 09:31:11PM -0500, Michael Stone wrote:
>> -- if it's different from Joe User's regular uid, then where did it come
>> from and how is Joe going to clean it up when he no longer needs it?
>
> You always create joe-nonet one when you create joe
>
> Now writing to joe's files: you can either use ACLs or do everything
> through group accesses (it's very common to have a "joe" group for this
> purpose for each user)
>
> But perhaps it's a good idea to not allow writing to all of Joe's
> files by those "no network" processes too. It at least sounds like
> that might be useful to combine.

there are times when that would be nice, but it's also a bit of a pain to
have to change the permissions so that joe-nonet can access all the files
that joe can access (they will have to be set with the correct group
ownership and hope that there wasn't a reason to use any other group)

David Lang