Messages in this thread | | | Date | Wed, 7 Jan 2009 23:52:29 -0800 (PST) | From | david@lang ... | Subject | Re: RFC: Network privilege separation. |
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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
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