From: David Macek <david.macek.0@gmail.com>
To: cygwin@cygwin.com
Subject: Re: [TESTERS needed] New POSIX permission handling
Date: Sat, 11 Apr 2015 09:02:00 -0000 [thread overview]
Message-ID: <5528E2ED.7090105@gmail.com> (raw)
In-Reply-To: <87lhhzcarc.fsf@Rainer.invalid>
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On 11. 4. 2015 10:47, Achim Gratz wrote:
> Corinna Vinschen writes:
>> - To accommodate Windows default ACLs, the new code ignores SYSTEM and
>> Administrators group permissions when computing the MASK/CLASS_OBJ
>> permission mask on old ACLs, and it doesn't deny access to SYSTEM and
>> Administrators group based on the value of MASK/CLASS_OBJ when
>> creating the new ACLs.
Out of curiosity, does the code somehow distinguish ACLs that don't have these default permissions (or have different permissions set for SYSTEM / Administrators)?
> Since you've now opened that can of worms of who is considered "root",
> what about "Domain Administrators" or "Power Users", for starters?
>
>> That means, even if SYSTEM or Administrators have full access to the
>> file, the POSIX permssion bits will not reflect that fact. And while
>> other users get access denied based on the mask value, SYSTEM and
>> Administrators will never get access denied based on the mask.
>
> If you want to put this to better use in larger settings it would seem
> preferrable if it was possible to define a list of users to treat this
> way in fstab. I think this would help with the braindead settings
> NetApp filers are set up these days by default. That generally means
> that some domain group(s) need to be considered root on the share
> depending on which share you are accessing.
Power Users don't have access to (almost) everything, like Administrators do. The Domain Administrators group is a member of Administrators, so unless I'm missing something, there's no reason to have them explicitely in the DACL. I'm not arguing against configurability though.
--
David Macek
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next prev parent reply other threads:[~2015-04-11 9:02 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-10 10:07 Corinna Vinschen
2015-04-10 21:13 ` Warren Young
2015-04-11 9:35 ` Corinna Vinschen
2015-04-11 0:00 ` Steven Penny
2015-04-11 9:40 ` Corinna Vinschen
2015-04-11 10:07 ` Corinna Vinschen
2015-04-11 16:26 ` Ernie Rael
2015-04-12 8:22 ` Corinna Vinschen
2015-04-11 10:23 ` Corinna Vinschen
2015-04-11 10:47 ` Steven Penny
2015-04-11 14:30 ` Corinna Vinschen
2015-04-11 16:05 ` Andrey Repin
2015-04-12 17:37 ` Adam Dinwoodie
2015-05-16 2:39 ` Steven Penny
2015-05-17 7:44 ` Duncan Roe
2015-05-19 7:52 ` Jiří Engelthaler
2015-04-11 8:47 ` Achim Gratz
2015-04-11 9:02 ` David Macek [this message]
2015-04-11 9:08 ` Achim Gratz
2015-04-11 9:51 ` David Macek
2015-04-11 11:51 ` Achim Gratz
2015-04-11 10:00 ` Corinna Vinschen
2015-04-11 12:36 ` David Macek
2015-04-11 14:31 ` Corinna Vinschen
2015-04-11 9:44 ` Corinna Vinschen
2015-04-11 11:11 ` Bryan Berns
2015-04-11 14:32 ` Corinna Vinschen
2015-04-11 16:05 ` Andrey Repin
2015-04-11 17:11 ` donmez
2015-04-12 8:35 ` Corinna Vinschen
2015-04-12 13:21 ` İsmail Dönmez
2015-04-12 14:25 ` Corinna Vinschen
2015-04-15 15:42 ` Corinna Vinschen
2015-04-16 10:20 ` Ismail Donmez
2015-04-16 11:03 ` Corinna Vinschen
2015-04-16 16:09 ` Ismail Donmez
2015-04-16 16:24 ` Corinna Vinschen
2015-04-16 16:48 ` Ismail Donmez
2015-04-17 7:30 ` Corinna Vinschen
2015-04-17 10:06 ` Corinna Vinschen
2015-04-17 15:17 ` Ismail Donmez
2015-04-17 16:22 ` Corinna Vinschen
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