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From Amit Athavale <>
Subject Re: WebDAV and reading / writing files as system users
Date Fri, 30 Apr 2004 06:20:56 GMT
Sander Temme wrote:

> On Apr 29, 2004, at 10:59 PM, Amit Athavale wrote:
>>  May be DAV ACL is the way to go ?
>>  AFAIK WebDAV+ACL+some kind authentication serves the purpose where each
>>  user having it own area and he can play with permissions of files 
>> and yet you have
>>  private repository and user doesn't have a clue of how the back-end 
>> storage is
>>  managed !
> That is in fact what happens with Apache + mod_dav. You manage the 
> access control using restrictions in your httpd.conf, .htaccess files 
> etc. Where Apache gets the Authentication data doesn't really matter: 
> its own password file, /etc/passwd or PAM, with the appropriate 
> modules. It is responsible for enforcing the Authorization and Access 
> control, and then writes everything as the web server user. This is 
> actually not very different from what the kernel does: in the end the 
> files are just bits on a disk and the unix AAA model we build is very 
> much an artefact that said kernel enforces.
> I have worked on a product that contained an Apache-based FTP module 
> with the same AAA model, and people found this "the web server owns 
> everything" idea hard to grasp. 

No, I was talking about "DAV ACL" model and if some day we have mod_dav 
ACL draft (soon to be RFC), people have to grasp "the web server owns 
everything" idea ;)

Look at this :

> S.

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