[Samba] Snow Leopard and Samba

[Jeremy Allison]

On Tue, Apr 20, 2010 at 04:49:19PM -0400, Gary Dale wrote:
> jjrowan wrote:
>> A customer has an expanding number of Mac computers.  Last Friday and  
>> existing machine started having problems writing files to a Samba  
>> share on a CentOS 5.x server.  They had no problems prior to Friday.   
>> They are getting permission failure errors in creating files and  
>> folders.  I made the sare owned by the user and group with group write  
>> enabled.  Even with him as the owner he can not write to the share.  I  
>> stopped / started Samba, same problem.  I had him reconnect, same  
>> problem.  Even had him reboot his Mac but problem persists.  I ran  
>> Wireshark traces but the session generates 30 to 40 thousand packets  
>> and I am unable to find the packets that might pinpoint why he now has  
>> problems writing to the server.   I just ran a yum update of the  
>> CentOS server and it downloaded samba-common-3.0.33-3.15.  I don't  
>> know if this release fixes my problem.  Has anyone else had problems  
>> with OS/X writing to a Samba share AFTER it's been working for for a  
>> while (in my case 2 months)?
>>
> With respect to Mr. Allison, figuring out what changed isn't always  
> simple. Sometimes it can be something that is only peripherally  
> connected to Samba, such as a DNS server upgrade.

Sorry, it was a snarky comment and I apologise. I'd just had to talk
my brother through a similar "it's all broken and *nothing* changed"
tech problem over the phone :-).

> In general, the Unix permissions need to be permissive enough to allow  
> Samba to control the access. You may also want to check that the users  
> are actually logging on. Try checking the Samba logs to see if there is  
> a problem being reported. If that doesn't work, set the Samba loglevel  
> to 10, restart Samba and try again.

Good advice, and getting debug level 10 logs will definitely isolate
the problem, if you can interpret them.

Jeremy.