GNU bug report logs - #57881
[PATCH] gnu: hikari: only allow use setuid hikari-unlocker.

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From: 路辉 <luhux76 <at> gmail.com>
To: Josselin Poiret <dev <at> jpoiret.xyz>
Cc: 57881 <at> debbugs.gnu.org
Subject: [bug#57881] [PATCH] gnu: hikari: only allow use setuid hikari-unlocker.
Date: Fri, 23 Sep 2022 02:30:47 +0000

ok, I will take some time to fix it.

2022-09-18 20:05 GMT, Josselin Poiret <dev <at> jpoiret.xyz>:
> Hi,
>
> 路辉 <luhux76 <at> gmail.com> writes:
>
>> hikari-unlocker need setuid and pam to work.
>>
>> if hikari exec a non-setuid hikari-unlocker, such as
>> "$HOME/.guix-profile/bin/hikari-unlocker", it will cause hikari's
>> lock-mode can't exit, only can press power button to exit it. :(
>>
>> https://hikari.acmelabs.space/manpage.html
>>
>> https://hub.darcs.net/raichoo/hikari/browse/src/lock_mode.c#71
>> From d1bedbc3c850cf0a60b182999c229079bad9cd99 Mon Sep 17 00:00:00 2001
>> From: Lu Hui <luhux76 <at> gmail.com>
>> Date: Sat, 17 Sep 2022 20:10:34 +0800
>> Subject: [PATCH] gnu: hikari: only allow use setuid hikari-unlocker.
>>
>> * gnu/packages/wm.scm (hikari)
>> [phases]{force-use-setuid-unlocker}: replace "sh -c hikari-unlocker" to
>> "/run/setuid-programs/hikari-unlocker"
>
> On Guix system, /run/setuid-programs/ should be in front of whatever
> profiles you're using in your PATH, otherwise it will be shadowed by
> them.  With the default profile loading code in /etc/profile, this
> should be what happens but there might be issues with any non-default
> setup (ie. package not installed in the ~/.guix-profile/).
>
> To be honest, I'm not happy with hardcoding
> /run/setuid-programs/hikari-unlocker, since it won't work on foreign
> distros.
>
> Shouldn't we rather report this issue upstream?  I'm under the
> impression that the locker should detect that it isn't running suid and
> not try to query PAM if it isn't able to, and instead fail and display
> an error message or something similar.
>
> Best,
> --
> Josselin Poiret
>

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