Messages in this thread | | | Date | Wed, 05 Oct 2005 20:50:54 -0700 | From | Marc Perkel <> | Subject | Re: what's next for the linux kernel? |
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Horst von Brand wrote:
>Marc Perkel <marc@perkel.com> wrote: > >[...] > > > >>What you don't understand is that Netware's permissions mechanish is >>totally different that Linux. A hard link in Netware wouldn't inherit >>rights the way Linux does. So the user would have rights to their hard >>link to delete that link without having rights to unlink the file. >> >> > >OK, so a "hard link" isn't (because it has separate permissions than the >original). Sorry, watered-down symlinks don't cut it. Or just by linking >the file into my place I now have rights to modify it? The later idea makes >my skin try to crawl away... > > > >>This is an important concept so pay attention. Linux stores all the >>permission to a file with that file entry. >> >> > >You are completely right: This is an extremely central concept to >everything Unix. > > > >> Netware doesn't. Netware >>calculates effective rights from the parent directories and it is all >>inherited unless files or directoies are explicitly set >>differently. So if files are added to other people folders then those >>people get rights to it automatically without having to go to the >>second step of changing the file's permissions. >> >> > >Which is a very clear explanation of how broken it all is. No wonder >NetWare is no more. Files whose persmissions change depending on which way >you look at them is a nightmare. Sure, you /can/ manage that for small(ish) >setups by brute force, but it soon has to break down. > > If you all think Netware is no more you are under an interesting illusion. Linux being cheap has cut into the little server market - but if you have thousands of servers all running off the same shared permissions systems - you just aren't going to do that off of Linux.
-- Marc Perkel - marc@perkel.com
Spam Filter: http://www.junkemailfilter.com My Blog: http://marc.perkel.com
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