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From: "Serge E. Hallyn" <serge@hallyn.com>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
	lkml <linux-kernel@vger.kernel.org>,
	"Serge E. Hallyn" <serge@hallyn.com>
Subject: Re: Allowing mapping supplemental groups in user namespace?
Date: Thu, 28 Mar 2019 13:05:03 -0500	[thread overview]
Message-ID: <20190328180503.GA16249@mail.hallyn.com> (raw)
In-Reply-To: <CAKdAkRQj=bSSL2Cw3gAqi5f12yP3+KsvtrMvU4Lcfta_JYxMYQ@mail.gmail.com>

On Thu, Feb 28, 2019 at 11:27:38AM -0800, Dmitry Torokhov wrote:
> Hi Eric,
> 
> Currently, unless caller has CAP_SETGID in parent namespace, we can
> only map effective group id in the new user namespace. Would it be
> possible to relax this rule to also allow mapping of supplemental
> groups (1:1) of the caller?
> 
> Thanks.
> 
> -- 
> Dmitry

Hi,

Is there a use case where adding those to /etc/subgid is onerous?
(There probably is, just would like to see yours)

thanks,
-serge

  reply	other threads:[~2019-03-28 18:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-28 19:27 Allowing mapping supplemental groups in user namespace? Dmitry Torokhov
2019-03-28 18:05 ` Serge E. Hallyn [this message]
2019-03-28 18:30   ` Dmitry Torokhov
2019-03-28 18:37     ` Serge E. Hallyn
2019-03-28 18:43       ` Dmitry Torokhov

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