File permissions - how to "lock" a directory

Paul Schmehl pschmehl_lists at tx.rr.com
Sat Sep 29 22:13:46 UTC 2012


--On September 29, 2012 4:59:50 PM -0500 Adam Vande More 
<amvandemore at gmail.com> wrote:

> On Sat, Sep 29, 2012 at 4:41 PM, Paul Schmehl <pschmehl_lists at tx.rr.com>
> wrote:
>
>
> I have a particularly thorny problem I'm trying to solve, but I'll bet
> FreeBSD has a solution.
>
> I'm running a webserver using suphp.  It's very picky about permissions.
> It wants the web server user (www) to be the owner of all directories and
> files.
>
> Meanwhile, the site owners want to be able to update and add files to the
> site.  When they update files everything is fine.  When they upload new
> files, the ownership of the file is user:user instead of www:user, so
> apache can't display them.
>
> Is there a way to "lock" a directory such that all files created in that
> directory are owned by the directory owner?  If not, I'll have to script
> something to change perms after uploads.
>
>
> There is the suiddir option, see mount(8) and chmod(2).
>
Thanks, Adam.  I see now I didn't read chmod(1) closely enough.  I'm now 
using 4770 for directories, and I hope this will solve the problem.


Paul Schmehl, Senior Infosec Analyst
As if it wasn't already obvious, my opinions
are my own and not those of my employer.
*******************************************
"It is as useless to argue with those who have
renounced the use of reason as to administer
medication to the dead." Thomas Jefferson
"There are some ideas so wrong that only a very
intelligent person could believe in them." George Orwell



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