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Date:	Thu, 7 Aug 2008 10:14:05 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: CSIH file permission tests on non-NTFS broken (was Re: ssh-host-config script fails)
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On Aug  4 20:51, Charles Wilson wrote:
> Corinna Vinschen wrote:
>> A check for non-NTFS should be sufficient for now, IMHO.  It's bad
>> enough to run an OS on such an insecure file system, but it's hard to
>> enforce upgrading to NTFS.  However, ntsec and smbntsec are dead in the
>> water and I don't think we should encourage usage of noacl more than
>> necessary, especially for sensitive services.
>
> So, I'd basically need to check the fstype for each of the directories of 
> interest (they MAY all be on the same volume, but not necessarily).
>    /var
>    /var/run
>    /var/log
>    /var/empty
>    /etc
> So, how do I do that portably?  The 1.7 version of mount returns that 
> information, but the 1.5 version does not.  What if I import your 

Oh, right.

> getvolinfo program
>   http://cygwin.com/ml/cygwin/2007-08/msg00040.html
> as one of the csih helper progs, and put it under /usr/lib/csih/ 
> (alternatively, import getvolinfo into cygutils).
>
> In that case, I wouldn't need to check for NTFS at all -- instead, I'd 
> check for "FILE_PERSISTENT_ACLS[ ]*: TRUE", right?

Sounds like a good idea to me.  OTOH, whatever you test, you might not
cover all situations.  What about letting the user override the test?


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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