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bug#45069: Guix System: unprivileged user cannot create user namespaces?
From: |
zimoun |
Subject: |
bug#45069: Guix System: unprivileged user cannot create user namespaces? |
Date: |
Mon, 07 Dec 2020 18:35:28 +0100 |
Hi,
On Mon, 07 Dec 2020 at 18:13, Pierre Neidhardt <mail@ambrevar.xyz> wrote:
>> Can you try, as root on Guix System:
>>
>> $ echo 1 > /proc/sys/kernel/unprivileged_userns_clone
>
> # echo 1 > /proc/sys/kernel/unprivileged_userns_clone
> -bash: /proc/sys/kernel/unprivileged_userns_clone: No such file or directory
In gnu/build/linux-container.scm, it reads:
--8<---------------cut here---------------start------------->8---
(define (unprivileged-user-namespace-supported?)
"Return #t if user namespaces can be created by unprivileged users."
(let ((userns-file "/proc/sys/kernel/unprivileged_userns_clone"))
(if (file-exists? userns-file)
(eqv? #\1 (call-with-input-file userns-file read-char))
#t)))
--8<---------------cut here---------------end--------------->8---
Does it mean that the Linux kernel on Guix System does not support
namespaces by unprivileged users?
Turning #t to #f should work on Guix System and it appears to me a
severe bug if not. What do I miss? Please could someone fill my gap? :-)
All the best,
simon
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, yasu, 2020/12/06
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Tobias Geerinckx-Rice, 2020/12/06
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, zimoun, 2020/12/06
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, yasu, 2020/12/06
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Jesse Dowell, 2020/12/06
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Pierre Neidhardt, 2020/12/07
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Paul Garlick, 2020/12/07
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Yasuaki Kudo, 2020/12/07
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Pierre Neidhardt, 2020/12/07
- bug#45069: Guix System: unprivileged user cannot create user namespaces?,
zimoun <=
- bug#45069: Guix System: unprivileged user cannot create user namespaces?, Vagrant Cascadian, 2020/12/07
- bug#45069: Guix System: unprivileged user cannot create user namespaces?, zimoun, 2020/12/07
- bug#45069: Guix System: unprivileged user cannot create user namespaces?, Bengt Richter, 2020/12/07
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Paul Garlick, 2020/12/07
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, Pierre Neidhardt, 2020/12/07
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, zimoun, 2020/12/07
- bug#45069: BUG: Re: guix environment: error: cannot create container: unprivileged user cannot create user namespaces, zimoun, 2020/12/07