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Re: UPG and the default umask



On Mon, May 17, 2010 at 2:22 PM, Santiago Vila <sanvila@unex.es> wrote:
> On Mon, 17 May 2010, Timo Juhani Lindfors wrote:
>
>> Santiago Vila <sanvila@unex.es> writes:
>> > In either case, if we plan to set default umask in /etc/login.defs or
>>
>> /etc/login.defs is not read when I login to openssh server and it has
>> "UseLogin" set to false. If I enable UseLogin then X11 forwarding
>> stops working [1]. To me it seems that login.defs can not be the only
>> place where umask is set.
>
> Ok, what about PAM?
>
> I would *really* like to drop umask setting from /etc/profile and rely on
> something of lower level, be it login.defs, PAM or whatever.
>
> What would be the steps required to be able to drop umask from /etc/profile?

See
http://www.kernel.org/pub/linux/libs/pam/Linux-PAM-html/sag-pam_umask.html

Put this to /etc/pam.d/common-session file:
session optional pam_umask.so umask=002

And it will work

Regards

Bastien

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