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

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From: ludo <at> gnu.org (Ludovic Courtès)
To: iyzsong <at> member.fsf.org (宋文武), Alex Kost <alezost <at> gmail.com>
Cc: , 宋文武 <iyzsong <at> gmail.com>, 22650 <at> debbugs.gnu.org
Subject: bug#22650: guixSD default umask is 0000
Date: Mon, 07 Mar 2016 13:18:44 +0100

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’.

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