GNU bug report logs - #22650
umask is 0000 when logging in over SSH (with lshd running)

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Message #33 received at 22650-done <at> debbugs.gnu.org (full text, mbox):

From: ludo <at> gnu.org (Ludovic Courtès)
To: Alex Kost <alezost <at> gmail.com>
Cc: 宋文武 <iyzsong <at> openmailbox.org>, iyzsong <at> gmail.com,
 iyzsong <at> member.fsf.org, 22650-done <at> debbugs.gnu.org
Subject: Re: bug#22650: guixSD default umask is 0000
Date: Tue, 08 Mar 2016 23:33:49 +0100

Alex Kost <alezost <at> gmail.com> skribis:

> 宋文武 (2016-03-07 18:18 +0300) wrote:
>
>> 于 2016年3月7日 GMT+08:00下午8:18:44, ludo <at> gnu.org 写到:
>>
>>     ludo <at> gnu.org (Ludovic Courtès) skribis:
>>
>>          myglc2 <myglc2 <at> gmail.com> skribis:
>>
>>              glc <at> g1 ~$ ssh glc4 <at> g1
>>              glc4 <at> g1's password:
>>              glc4 <at> g1 ~$ umask
>>              0000
>>
>>          Oh indeed, I can reproduce it.
>>
>>          The problem is that lshd resets the umask when it starts (in
>>          src/daemon.c:daemon_init) but never changes it again.
>>
>>          Perhaps we should be using pam_umask and login.defs (although I’m unsure
>>          if lshd would honor it), or alternately add explicitly set the umask in
>>          /etc/profile.
>>
>>          Thoughts?
>>
>>     宋文武 & Alex: WDYT?  (Asking you since I know you’re already familiar
>>     with these things.  :-))
>>
>>     Ludo’.
>>
>>
>> I never pay attention to umask, but set it in /etc/profile seem the
>> right thing to me. IIRC, debian and exherbo set it in there too.
>
> I agree ("ArchLinux" also has "umask 022" in /etc/profile).

Done in 112024826d3283284654475a50ccef81c697e2c9.

Thanks for your feedback,
Ludo’.

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