Re: [NOT OFFTOPIC] Re: groups

Feuer (feuer@his.com)
Tue, 08 Sep 1998 18:36:01 -0400


It's the right solution to a different problem.  When people want to collaborate and
share files, without having to set full ACLs on each file (or use suid directories),
they could make themselves a group.

Brandon S. Allbery KF8NH wrote:

> In message <199809071042.NAA02514@roos.tartu-labor>, Meelis Roos writes:
> +-----
> | AB>   In theory user-manageable groups can provide the complete equivalent for
> | AB> ACLs, however there will be as many groups as different sets of
> |
> | Can they (in unix user-group-other world)?
> | Suppose I want to have rw- rights myself, rw- to group a, r-- to group b
> | and nothig to the others. Multiple groups will not solve that case.
> +--->8
>
> It will, but in an ugly fashion:  you set up a group which in effect grants
> access to that file/directory, then put everyone who is to have access to it
> in that group.  You could also set up your groups a and b, but they would
> not actually control access.  (Like I said, ugly.)
>
> Not only is it ugly, but it requires a *lot* of groups.  I don't think we
> want a group vector with 1024 groups in it....
>
> Which is a pretty good indication that this is the wrong solution.  :-)
>
> --
> brandon s. allbery      [os/2][linux][solaris][japh]     allbery@kf8nh.apk.net
> system administrator         [WAY too many hats]           allbery@ece.cmu.edu
> electrical and computer engineering                                      KF8NH
> carnegie mellon university
>
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