That's what I missed.  Looks like it did the trick - I'll try it on the lab 
tomorrow.

Thanks!

Jacob Ela
Computer Systems Lab
University of Wisconsin-Madison
[email protected]



On Apr 13, 2010, at 6:02 PM, Derrick Brashear wrote:

> On Tue, Apr 13, 2010 at 4:59 PM, Jacob Ela <[email protected]> wrote:
>> Greetings All,
>> 
>> I've been looking for some information on this because someone else has 
>> probably run into a similar issue, but I haven't found much that is recent 
>> or pointed towards solving the problem - though I've found some old email 
>> that suggests where this originates from...
>> 
>> I've got a Mac Mini lab running OSX 10.6.2 and OpenAFS 1.4.11 (but also have 
>> seen this on a MacBook running 10.6.3 and 1.5.73.3).  User's home 
>> directories live in AFS, and users get Kerberos/AFS credentials at login.
>> 
>> I'm seeing on the Macs that all the unix file permissions on files in AFS 
>> are shown as 666, and from the old emails I've found I'm just guessing that 
>> this is to make AFS ACL's play nicely with the Finder (or rather the other 
>> way around).
>> 
>> This has the unfortunate side effect that my users can't use SSH on the 
>> Macs, as the reported permissions on their ~/.ssh/config file suggest it is 
>> group and world writable.  This causes SSH to error out when a user attempts 
>> to connect to another computer because of insecure config file permissions.  
>> Trying to chmod the file from a Mac doesn't change the unix permissions as 
>> they are reported to the Mac, though Linux hosts can see these new 
>> permissions.
>> 
>> Has anyone run into something like this?  Is there a way to change the 
>> permissions AFS reports to OSX, or is there a work around I'm failing to see?
> 
> Check out the RealModes setting. Edit
> /var/db/openafs/etc/config/settings.plist, and rerun
> /var/db/openafs/etc/config/afssettings as root.
> 
> 
> -- 
> Derrick

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